A utility sensor module includes one or more sensors and an electronic processor. The electronic processor is configured to receive a pause mode command and initiate a pause mode timer at a first predefined timer value in response to receiving the pause mode command. The electronic processor is further configured to change an operating mode of the utility sensor module to a pause mode, wherein operation in the pause mode causes the sensor module to not generate an alarm when a parameter sensed by the sensors exceeds a predetermined threshold. The electronic processor is also configured to transmit a signal to a utility system indicating that the operating mode has been changed to the pause mode and determine whether the pause mode timer has expired. In response to determining that the pause mode timer has expired, the electronic processor changes the operating mode to a normal operation.
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
An electrical distribution system (D) in which the consumption of electricity supplied to a facility (F) is measured by an electric meter (HM) installed a relatively inaccessible or hard to reach facility location. A proxy meter (PM) is installed at a readily accessible or easy to reach facility location. The proxy meter is linked to the host meter (HM) for energy consumption measurements made by the host meter to be sent to the proxy meter for ready transmission to the utility (U). Instructions or directives for the host meter are transmitted to the proxy meter by the utility and sent by the proxy meter to the host meter for the host meter to act on or respond to them.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
A utility system includes a number of electrical meters, a number of load devices, and a utility controller. The utility controller is configured to receive a command and an associated managerial group and determine a number of target devices based on the received managerial group. The target devices include one or more of the electrical meters and load devices. The utility controller is further configured to determine a first optimal communication group of a number of communication groups associated with the utility system. The first optimal communication group includes one or more of the determined target devices. The utility controller is also configured to issue the received command to the determined optimal communication group.
H04L 12/18 - Arrangements for providing special services to substations for broadcast or conference
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
4.
SYSTEMS AND METHODS FOR DYNAMIC GROUPING FOR MULTICAST COMMANDS WITHIN A UTILITY SYSTEM
A utility system includes a number of electrical meters, a number of load devices, and a utility controller. The utility controller is configured to receive a command and an associated managerial group and determine a number of target devices based on the received managerial group. The target devices include one or more of the electrical meters and load devices. The utility controller is further configured to determine a first optimal communication group of a number of communication groups associated with the utility system. The first optimal communication group includes one or more of the determined target devices. The utility controller is also configured to issue the received command to the determined optimal communication group.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
An optimized, energy-sensitive system and method for fulfilling various data needs of gas utilities. In particular, the disclosure relates to optimized methods for discovering and reacting to an alarm. In one aspect, when an alarm is triggered a telemetry unit automatically alters its operating mode to begin transmitting live pressure reads every minute instead of every hour, as typically performed. This variance in operation eliminates the need for a user to monitor a pipeline system for an incoming alarm and manually request data by initiating a live communication session.
Devices, systems, and methods for operating a wireless network using dynamic network resource requirements. An example device may include an electronic processor and a transceiver coupled to the electronic processor. The electronic processor is configured to receive, via the transceiver, at least one network message including one or more network resources, wherein the one or more network resources have at least one associated RAN synchronization requirement. The electronic processor is configured to determine at least one RAN synchronization capability for the wireless communication device. The electronic processor is configured to determine at least one available network resource by selecting, from the one or more network resources the at least one available network resource when the at least one RAN synchronization capability meets the at least one associated RAN synchronization requirement. The electronic processor is configured to control the transceiver to transmit using the at least one available network resource.
Devices, systems, and methods for operating a wireless network using dynamic network resource requirements. An example device may include an electronic processor and a transceiver coupled to the electronic processor. The electronic processor is configured to receive, via the transceiver, at least one network message including one or more network resources, wherein the one or more network resources have at least one associated RAN synchronization requirement. The electronic processor is configured to determine at least one RAN synchronization capability for the wireless communication device. The electronic processor is configured to determine at least one available network resource by selecting, from the one or more network resources the at least one available network resource when the at least one RAN synchronization capability meets the at least one associated RAN synchronization requirement. The electronic processor is configured to control the transceiver to transmit using the at least one available network resource.
A series arc detection system is configured to detect series arcs in an input current waveform includes a power input circuit configured to receive an input current waveform and a controller. The controller includes a power monitoring module and is configured detect series arc currents in the input current waveform by performing feature recognition on the input current waveform using a neural network to detect one or more features that may be indicative of arcing. The controller is also configured to produce a score for the input current waveform based on the detected features and report the score to a user based on a comparison of the score to a programmable threshold.
Disclosed herein are high-voltage assemblies that take advantage of a thermoplastic vulcanizate to improve performance and ease of manufacture. An example high-voltage assembly includes a component capable of operating in a high-voltage environment, and a thermoplastic vulcanizate housing that encloses the component. Also disclosed herein are methods of making the thermoplastic vulcanizate and the high-voltage assembly.
H01B 3/18 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances
C08L 23/10 - Homopolymers or copolymers of propene
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
10.
THERMOPLASTIC VULCANIZATE POLYMERIC MATERIALS FOR HIGH-VOLTAGE HOUSINGS
Disclosed herein are high-voltage assemblies that take advantage of a thermoplastic vulcanizate to improve performance and ease of manufacture. An example high-voltage assembly includes a component capable of operating in a high-voltage environment, and a thermoplastic vulcanizate housing that encloses the component. Also disclosed herein are methods of making the thermoplastic vulcanizate and the high-voltage assembly.
A node in a power distribution system is described. The node includes an electrical connection to a single-phase power signal from an AC mains power source, a wireless communication interface configured to receive a first phase synchronization message, and a controller. The controller is configured to determine whether the first phase synchronization message is acceptable and detect a zero-crossing event on the single phase power signal subsequent to the receipt of the first phase synchronization message in response to determining that the first phase synchronization message is acceptable. The controller is further configured to calculate a time difference between the receipt of the first phase synchronization signal and the detected zero-crossing event, determine a local phase angle based on the time difference, and establish an identity of the single phase power signal based on the local phase angle.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
Electric vehicle supply equipment (EVSE) and related methods are provided. The EVSE can include a housing and charging cable. The EVSE can also include a charge coupler coupled to the charge cable and configured to supply power to an electric vehicle.
A switched capacitor bank system including a switched capacitor bank assembly having a switch between a capacitor and a phase line, a first voltage sensor to sense a phase line voltage, and a second voltage sensor to sense a capacitor voltage. The switched capacitor bank system includes a wireless current sensor to sense a current of the phase line and an electronic controller configured to receive a first voltage signal from the first voltage sensor, a second voltage signal from the second voltage sensor, a current signal from the wireless current sensor, determine a phase shift calculation for the voltage of the phase line based on the current signal, determine when the voltage of the phase line is at zero by comparing the first voltage signal, the second voltage signal, and the phase shift calculation, and close the switch when the voltage of the phase line is at zero.
A switched capacitor bank system including a switched capacitor bank assembly having a switch between a capacitor and a phase line, a first voltage sensor to sense a phase line voltage, and a second voltage sensor to sense a capacitor voltage. The switched capacitor bank system includes a wireless current sensor to sense a current of the phase line and an electronic controller configured to receive a first voltage signal from the first voltage sensor, a second voltage signal from the second voltage sensor, a current signal from the wireless current sensor, determine a phase shift calculation for the voltage of the phase line based on the current signal, determine when the voltage of the phase line is at zero by comparing the first voltage signal, the second voltage signal, and the phase shift calculation, and close the switch when the voltage of the phase line is at zero.
H02J 3/20 - Arrangements for adjusting, eliminating or compensating reactive power in networks in long overhead lines
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H05K 7/14 - Mounting supporting structure in casing or on frame or rack
15.
ELECTRIC VEHICLE CHARGING STATIONS AND RELATED METHODS
Electric vehicle supply equipment (EVSE) and related methods are provided. The EVSE can include a housing and charging cable. The EVSE can also include a charge coupler coupled to the charge cable and configured to supply power to an electric vehicle.
An electrical meter including a housing including a socket interface operable to connect to a facility. The meter further including a sensor configured to sense a characteristic of the electrical meter. The meter further including a controller having an electronic processor and a memory. The electronic processor is configured to receive, from the sensor, a signal indicative of the electrical characteristic, determine, based on the signal, presence of a hot socket, and output an alert based on determining presence of the hot socket.
Systems and methods for operating a wireless network using rate-based packet windowing with implicit synchronization. One example method includes assigning a packet sequence number to each of a first plurality of data packets based on a time synchronization for a data link layer for a network context. The method further includes transmitting, via a transceiver, the first plurality of data packets for the network context during a rate-based packet window at or below a maximum packet transmission rate based on a time period and the rate-based packet windows
H04L 47/34 - Flow controlCongestion control ensuring sequence integrity, e.g. using sequence numbers
H04L 69/324 - Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the data link layer [OSI layer 2], e.g. HDLC
H04L 47/27 - Evaluation or update of window size, e.g. using information derived from acknowledged [ACK] packets
H04L 7/04 - Speed or phase control by synchronisation signals
H04L 65/65 - Network streaming protocols, e.g. real-time transport protocol [RTP] or real-time control protocol [RTCP]
18.
RATE-BASED PACKET WINDOWING TECHNIQUE WITH IMPLICIT SYNCHRONIZATION
Systems and methods for operating a wireless network using rate-based packet windowing with implicit synchronization. One example method includes assigning a packet sequence number to each of a first plurality of data packets based on a time synchronization for a data link layer for a network context. The method further includes transmitting, via a transceiver, the first plurality of data packets for the network context during a rate-based packet window at or below a maximum packet transmission rate based on a time period and the rate-based packet window.
A method of adaptably allowing an upgrade to firmware or a configuration of target endpoint hardware to be at least one of replaced or modified by way of instructions generated by a patch generator and executed by target endpoint hardware to generate an upgrade file, install the upgrade file, and audit the installation of the upgrade file is disclosed.
Systems and methods for load management for electric grids. An example load management system includes a load management server associated with a utility and a first revenue meter communicatively connected to the load management server. The first revenue meter includes a first controller configured to determine a user priority of load distribution to a plurality of devices in communication with the first revenue meter and determine a current power drawn by the plurality of devices. The first controller is configured to transmit, in response to a load shed event and based on the user priority, a load shed command to the plurality of devices indicating a new amount of power to be drawn by the plurality of devices, and transmit an indication of the load shed event to the load management server.
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
B60L 53/63 - Monitoring or controlling charging stations in response to network capacity
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
Systems and methods for load management for electric grids. An example load management system includes a load management server associated with a utility and a first revenue meter communicatively connected to the load management server. The first revenue meter includes a first controller configured to determine a user priority of load distribution to a plurality of devices in communication with the first revenue meter and determine a current power drawn by the plurality of devices. The first controller is configured to transmit, in response to a load shed event and based on the user priority, a load shed command to the plurality of devices indicating a new amount of power to be drawn by the plurality of devices, and transmit an indication of the load shed event to the load management server.
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
A system includes at least one processor to receive a second public key, a first random number, and a second random number, and store the second public key, the first random number, and the second random number in an installation record, perform key agreement with a first private key and the second public key to determine a MasterSecret, perform key expansion with the MasterSecret, the first random number, and the second random number to generate a client authentication key, a server authentication key, a client encryption key, and a server encryption key, and store the client authentication key, the server authentication key, the client encryption key, and the server encryption key and delete the MasterSecret.
H04L 9/06 - Arrangements for secret or secure communicationsNetwork security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
H04L 9/30 - Public key, i.e. encryption algorithm being computationally infeasible to invert and users' encryption keys not requiring secrecy
23.
Systems and methods for estimating neutral impedance and detecting faulted neutral connection in an electrical meter
An electric utility meter includes a housing, an input configured on the housing that receives input electricity from an electricity source, and a controller having an electronic processor and a memory. The electronic processor is configured to measure a first characteristic and a second characteristic of the input electricity, determine a fault parameter value, calculate a confidence score corresponding to the fault parameter value, compare the confidence score to a threshold value, and determine that a fault is occurring based on the confidence score exceeding the threshold value.
Systems and methods for partial frequency time resource reuse coordination. One example method includes transmitting, via a transceiver, a first network message including a transmit power level for the wireless base station and an identifier for the wireless base station. The method includes receiving, via the transceiver, a second network message from an end node, the second network message including the identifier and a radiofrequency signal characteristic for the end node. The method includes selecting, with an electronic processor, an interference coordination zone for the end node based on the radiofrequency characteristic for the end node. The method includes selecting, with the electronic processor, a frequency time resource for the end node based on the interference coordination zone. The method includes transmitting, via the transceiver, a third network message to the end node, the third network message including the frequency time resource.
A power line sensor including a housing and a near field sensor. The housing is configured to couple to a power line. The near field sensor is configured to sense a leakage current on the power line.
A system configured to measure an electrical property of a power line comprising a first wire and a second wire, the system comprising a sensor unit including a first capacitor, the sensor unit configured to be connected to the first wire, and a second capacitor configured to be connected to the first capacitor and also to the second wire, wherein the second capacitor is larger than the first capacitor.
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
G01R 1/20 - Modifications of basic electric elements for use in electric measuring instrumentsStructural combinations of such elements with such instruments
G01R 15/06 - Voltage dividers having reactive components, e.g. capacitive transformer
G01R 15/16 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using capacitive devices
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R 21/06 - Arrangements for measuring electric power or power factor by measuring current and voltage
G01R 35/00 - Testing or calibrating of apparatus covered by the other groups of this subclass
27.
SYSTEMS AND METHODS FOR PHASE IDENTIFICATION USING RELATIVE PHASE ANGLE MEASUREMENTS
Systems for determining a phase of a device coupled to an electrical distribution system. The system includes a number of gateway devices configured to transmit a synchronization signal. The gateway device receives a node response message from a first node device that includes a duration value indicating a time between a receipt of the transmitted synchronization signal and a detected zero crossing. The gateway device compares the duration value against duration values received from node devices with a known phase connection and determines a phase of the first node device based on the comparison.
Systems and methods for operating a wireless network using rolling window repetition. One example wireless base station includes an electronic processor and a transceiver coupled to the electronic processor. The electronic processor is configured to, for each of a plurality of sets of information, determine a relevancy period. The electronic processor is configured to, for a first broadcast time, generate a broadcast packet that includes sets of information selected from the plurality of sets of information based on the relevancy periods. The electronic processor is configured to transmit, via the transceiver, the broadcast packet.
H04W 4/06 - Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]Services to user groupsOne-way selective calling services
H04W 72/30 - Resource management for broadcast services
29.
BROADCAST INFORMATION RELIABILITY THROUGH ROLLING WINDOW REPETITION
Systems and methods for operating a wireless network using rolling window repetition. One example wireless base station includes an electronic processor and a transceiver coupled to the electronic processor. The electronic processor is configured to, for each of a plurality of sets of information, determine a relevancy period. The electronic processor is configured to, for a first broadcast time, generate a broadcast packet that includes sets of information selected from the plurality of sets of information based on the relevancy periods. The electronic processor is configured to transmit, via the transceiver, the broadcast packet.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Utility use monitoring devices, namely, electricity meters, electricity meter interfaces, transponders, data collection units in the nature of electricity meters, electrical energy utilization metering devices complete with related software, substation equipment in the nature of desktop computers, power-line transmission machines and apparatus, and downloadable computer software for meter data and AMI/meter device management, revenue management, distribution asset planning and analysis, customer care, efficiency and demand management, substation automation, SCADA, distribution automation, mobile workforce management, sensor monitoring, commercial area networks for use in monitoring utility use, specifically, electricity, water, and natural gas Platform as a service (PAAS) featuring computer software platforms for management of utility data communication systems used for utility data collection
A switched capacitor bank assembly may include a first capacitor. The switched capacitor bank assembly may include a first switch selectively connected between the first capacitor and a first phase line. The switched capacitor bank assembly may include a first voltage sensor integrated within a housing of the first switch and used to sense a. The switched capacitor bank assembly may include voltage of the first phase line, a controller including an electronic processor, the controller operably coupled to the first voltage sensor and the first switch; and a frame arranged to physically support the first capacitor, the first switch, the first voltage sensor, and the controller; and a communication module configured to wirelessly communicate with an external device, wherein the communication module is contained within a second housing that is physically supported by the frame.
An electrical grid system including a phase conductor, a neutral conductor, and a neutral-to-ground conductor configured to conduct current flow between the neutral conductor and a ground. The electrical grid system further includes a fault detection sensor including a current sensor configured to sense current flowing along the neutral-to-ground conductor. The fault detection sensor further includes a controller having an electronic processor that is configured to receive signals indicative of the current flowing through the neutral-to-ground conductor from the current sensor, monitor the received signals for an occurrence of an event associated with the current flowing along the neutral-to-ground conductor; and output an occurrence of a fault in the electrical grid system based on detecting occurrence of the event.
A telemetry device is configured to receive data from one or more sensing devices associated with a component of a utility system. The telemetry device processes the received data by determining a range associated with a value of the received data, and in response to determining the value of the received data is in a first range, generate a first data package having a second number of received data values and transmit the first data package at a first transmission interval. In response to determining that the value of the received data is in a second range, the telemetry device is configured to generate a second data package having a second number of received data values and transmit the second data package at a second transmission interval.
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
A telemetry device is configured to receive data from one or more sensing devices associated with a component of a utility system. The telemetry device processes the received data by determining a range associated with a value of the received data, and in response to determining the value of the received data is in a first range, generate a first data package having a second number of received data values and transmit the first data package at a first transmission interval. In response to determining that the value of the received data is in a second range, the telemetry device is configured to generate a second data package having a second number of received data values and transmit the second data package at a second transmission interval.
A contaminant detector is capable of sending a signal or alert when a contaminant is detected within a housing of a utility meter, a meter transmission unit (MTU), or other associated equipment. Circuitry enclosed within the housing is capable of detecting utility usage, transmitting information between one or more utility meters and a utility provider, and/or otherwise monitoring or tracking utility usage. The contaminant detector includes a resistive voltage divider network having a resistance that varies when in contact with a contaminant such as a form of water or metal. The variable resistor has a serpentine structure comprising a plurality of detective fingers that are formed from conductive material and separated by a non-conductive substance.
G01D 3/036 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves
H05K 1/16 - Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
09 - Scientific and electric apparatus and instruments
Goods & Services
Electric vehicle electricity supply equipment, namely, electric vehicle charging stations and electric vehicle charging docks with integrated revenue grade electricity meters and advanced metering infrastructure data communications transceivers; electric vehicle supply equipment, namely, charging stations and charging docks; electricity meters; data communications transceiver; and electric vehicle chargers
An electrical meter including a housing including a socket interface operable to connect to a facility. The meter further including a sensor configured to sense a characteristic of the electrical meter. The meter further including a controller having an electronic processor and a memory. The electronic processor is configured to receive, from the sensor, a signal indicative of the electrical characteristic, determine, based on the signal, presence of a hot socket, and output an alert based on determining presence of the hot socket.
An energy harvesting system including a conductor that conducts a first current, a transformer that outputs a second current based on the first current flowing through the conductor, an energy storage device, and a rectifier connected between the transformer and the energy storage device, the rectifier including a first switch, a second switch, a first diode, and a second diode. The energy harvesting system further includes a control circuit communicatively coupled to the first and second switches, the control circuit configured to turn on the first and second switches to prevent charging of the energy storage device when a voltage across the energy storage device exceeds a threshold and turn off the first and second switches to charge the energy storage device with a DC current output by the rectifier when the voltage across the energy storage device is less than the threshold.
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
B64D 41/00 - Power installations for auxiliary purposes
An energy harvesting system including a conductor that conducts a first current, a transformer that outputs a second current based on the first current flowing through the conductor, an energy storage device, and a rectifier connected between the transformer and the energy storage device, the rectifier including a first switch, a second switch, a first diode, and a second diode. The energy harvesting system further includes a control circuit communicatively coupled to the first and second switches, the control circuit configured to turn on the first and second switches to prevent charging of the energy storage device when a voltage across the energy storage device exceeds a threshold and turn off the first and second switches to charge the energy storage device with a DC current output by the rectifier when the voltage across the energy storage device is less than the threshold.
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
H02J 50/00 - Circuit arrangements or systems for wireless supply or distribution of electric power
A metering system including a utility meter having a processing circuit and a communication module interface. The metering system also includes a communication module electronically coupled to the utility meter via the communication module interface. The communication module interface is configured to transmit information to, and receive information from, the utility meter. The processing circuit of the utility meter includes one or more electronic processors that are configured to receive a first message from the communication, read a header frame of the first message, and determine a message type of the first message based on the header frame. The electronic processors are also configured to verify the first message based on the determined message type, and process the first message based on the determined message type.
A strain relief grommet is disclosed. The strain relief grommet comprises a bulkhead grommet including an inner wall abutting portion, an outer wall abutting portion, a groove portion having an axial portion extending between the inner wall abutting portion and the outer wall abutting portion, and a grommet inner aperture extending through the axial portion of the groove portion. A strain relief feature is connected to the bulkhead grommet.
A utility device within a utility system and including a power source, a communication interface, and one or more electronic processors. The processors are configured to periodically transition from a standby mode into a receive mode and monitor for a broadcast message while in the receive mode. The electronic processors are also configured to receive a broadcast message via the communication module while in the receive mode and analyze a header of the received broadcast message to determine whether any data packets within the received broadcast message is relevant. The data packets within the broadcast message are determined to be relevant based on whether the received broadcast message includes one or more data packets within one or more information regions associated with a device type of the utility device. The electronic processors are also configured to resume operation in the standby mode in response to determining that the received broadcast message is not relevant.
A utility device within a utility system and including a power source, a communication interface, and one or more electronic processors. The processors are configured to periodically transition from a standby mode into a receive mode and monitor for a broadcast message while in the receive mode. The electronic processors are also configured to receive a broadcast message via the communication module while in the receive mode and analyze a header of the received broadcast message to determine whether the received broadcast message is relevant. The broadcast message is determined to be relevant based on the received broadcast message including one or more data packets associated with a unique network ID of the utility device as defined in the header. The electronic processors are also configured to resume operation in the standby mode in response to determining that the received broadcast message is not relevant.
G08C 17/00 - Arrangements for transmitting signals characterised by the use of a wireless electrical link
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
G01D 21/00 - Measuring or testing not otherwise provided for
H04W 28/06 - Optimising, e.g. header compression, information sizing
A utility device within a utility system and including a power source, a communication interface, and one or more electronic processors. The processors are configured to periodically transition from a standby mode into a receive mode and monitor for a broadcast message while in the receive mode. The electronic processors are also configured to receive a broadcast message via the communication module while in the receive mode and analyze a header of the received broadcast message to determine whether the received broadcast message is relevant. The broadcast message is determined to be relevant based on the received broadcast message including one or more data packets associated with a unique network ID of the utility device as defined in the header. The electronic processors are also configured to resume operation in the standby mode in response to determining that the received broadcast message is not relevant.
A utility device within a utility system and including a power source, a communication interface, and one or more electronic processors. The processors are configured to periodically transition from a standby mode into a receive mode and monitor for a broadcast message while in the receive mode. The electronic processors are also configured to receive a broadcast message via the communication module while in the receive mode and analyze a header of the received broadcast message to determine whether any data packets within the received broadcast message is relevant. The data packets within the broadcast message are determined to be relevant based on whether the received broadcast message includes one or more data packets within one or more information regions associated with a device type of the utility device. The electronic processors are also configured to resume operation in the standby mode in response to determining that the received broadcast message is not relevant.
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04L 12/18 - Arrangements for providing special services to substations for broadcast or conference
48.
SYSTEMS AND METHODS FOR CONDUCTOR SENSOR CONDUCTOR FALL DETECTION
A sensing device for detecting a broken conductor. The sensing device comprises a first sensor for sensing a parameter of a conductor, a communication interface including a transceiver, and an electronic processor. The electronic processor is configured to receive the parameter of the conductor from the first sensor, determine a Jerk of the conductor based on the parameter, compare the jerk to a first predetermined threshold value, and transmit, with the transceiver, at least one of a first signal to a utility manager and a second signal to a pole sensing device.
G01R 31/58 - Testing of lines, cables or conductors
H04B 3/54 - Systems for transmission via power distribution lines
H01Q 1/46 - Electric supply lines or communication lines
H02G 1/02 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables
49.
SYSTEMS AND METHODS FOR TEMPORARY PAUSING OF UTILITY ALARM
A utility sensor module includes one or more sensors and an electronic processor. The electronic processor is configured to receive a pause mode command and initiate a pause mode timer at a first predefined timer value in response to receiving the pause mode command. The electronic processor is further configured to change an operating mode of the utility sensor module to a pause mode, wherein operation in the pause mode causes the sensor module to not generate an alarm when a parameter sensed by the sensors exceeds a predetermined threshold. The electronic processor is also configured to transmit a signal to a utility system indicating that the operating mode has been changed to the pause mode and determine whether the pause mode timer has expired. In response to determining that the pause mode timer has expired, the electronic processor changes the operating mode to a normal operation.
G05B 19/042 - Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
G05B 21/00 - Systems involving sampling of the variable controlled
G05B 17/02 - Systems involving the use of models or simulators of said systems electric
H05B 47/105 - Controlling the light source in response to determined parameters
H05B 47/19 - Controlling the light source by remote control via wireless transmission
F24F 11/30 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
G05B 1/02 - Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric for comparing analogue signals
50.
SYSTEMS AND METHODS FOR ORPHANED SENSOR DISCOVERY AND REPORTING
A utility sensor module includes one or more sensors, a communication link, and an electronic processor. The electronic processor is configured to broadcast an advertisement signal associated with a communication protocol for a first transmission time. The advertisement signal is configured to cause an external device to transmit a response message. The electronic processor is further configured to determine whether the response message is received within a predetermined time period, and in response to determining that the response message was not received within the predetermined time period, operating in a modified sleep mode. Operating in the modified sleep mode includes modifying the operation of the communication interface to broadcast the advertisement signal at a periodic interval, such that the advertisement signal is only broadcast at the periodic interval for a second transmission time.
An energy harvesting device (CTH) installed in an electrical distribution system (EDS) for powering ancillary electrical devices (AD) used in the distribution system. The device includes a first voltage regulator circuit (CC) configured to produce a voltage matched to a power curve of a current transformer (CT) to which the device is electrically coupled. The device also includes a second and separate voltage regulator circuit (SVR) which continuously operates to maximize the amount of electrical energy recovered from the current transformer.
G05F 1/12 - Regulating voltage or current wherein the variable is actually regulated by the final control device is AC
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
H01F 27/42 - Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors or choke coils
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02J 3/18 - Arrangements for adjusting, eliminating or compensating reactive power in networks
H02J 50/00 - Circuit arrangements or systems for wireless supply or distribution of electric power
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
52.
SYSTEMS AND METHODS FOR CONDUCTOR SENSOR CONDUCTOR FALL DETECTION
A sensing device for detecting a broken conductor. The sensing device comprises a first sensor for sensing a parameter of a conductor, a communication interface including a transceiver, and an electronic processor. The electronic processor is configured to receive the parameter of the conductor from the first sensor, determine a jerk of the conductor based on the parameter, compare the jerk to a first predetermined threshold value, and transmit, with the transceiver, at least one of a first signal to a utility manager and a second signal to a pole sensing device.
A utility sensor module includes one or more sensors, a communication link, and an electronic processor. The electronic processor is configured to broadcast an advertisement signal associated with a communication protocol for a first transmission time. The advertisement signal is configured to cause an external device to transmit a response message. The electronic processor is further configured to determine whether the response message is received within a predetermined time period, and in response to determining that the response message was not received within the predetermined time period, operating in a modified sleep mode. Operating in the modified sleep mode includes modifying the operation of the communication interface to broadcast the advertisement signal at a periodic interval, such that the advertisement signal is only broadcast at the periodic interval for a second transmission time.
H04H 60/31 - Arrangements for monitoring the use made of the broadcast services
H04H 60/37 - Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying segments of broadcast information, e.g. scenes or extracting programme ID
An electric utility meter includes a housing, an input configured on the housing that receives input electricity from an electricity source, and a controller having an electronic processor and a memory. The electronic processor is configured to measure a first characteristic and a second characteristic of the input electricity, determine a fault parameter value, calculate a confidence score corresponding to the fault parameter value, compare the confidence score to a threshold value, and determine that a fault is occurring based on the confidence score exceeding the threshold value.
G01R 27/02 - Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
G01R 27/04 - Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant in circuits having distributed constants
G01R 27/06 - Measuring reflection coefficientsMeasuring standing-wave ratio
G01R 27/16 - Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
G01R 27/26 - Measuring inductance or capacitanceMeasuring quality factor, e.g. by using the resonance methodMeasuring loss factorMeasuring dielectric constants
G01R 31/08 - Locating faults in cables, transmission lines, or networks
G01R 19/02 - Measuring effective values, i.e. root-mean-square values
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
G01R 19/252 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
G01R 19/255 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
55.
PARTIAL FREQUENCY TIME RESOURCE REUSE COORDINATION FOR INTERFERENCE MITIGATION IN FREQUENCY REUSE RADIO NETWORKS
Systems and methods for partial frequency time resource reuse coordination. One example method includes transmitting, via a transceiver, a first network message including a transmit power level for the wireless base station and an identifier for the wireless base station. The method includes receiving, via the transceiver, a second network message from an end node, the second network message including the identifier and a radiofrequency signal characteristic for the end node. The method includes selecting, with an electronic processor, an interference coordination zone for the end node based on the radiofrequency characteristic for the end node. The method includes selecting, with the electronic processor, a frequency time resource for the end node based on the interference coordination zone. The method includes transmitting, via the transceiver, a third network message to the end node, the third network message including the frequency time resource.
Advanced metering infrastructure integrated within electric vehicle supply equipment (EVSE). An example EVSE includes a housing, an AMI meter situated within the housing, an output terminal configured to connect to an electric vehicle, an output device, and an EVSE controller situated within the housing. The AMI meter is connected to a power grid. The EVSE controller is connected to the AMI meter, the output terminal, and the output device. The EVSE controller is configured to advertise a first charging current value to the output terminal and receive an indication of a high demand period of the power grid. The EVSE controller is configured to advertise, in response to the indication of the high demand period, a second charging current value to the output terminal, the second charging current value being less than the first charging current value, and provide, via the output device, a notification.
A system for determining a linear state estimation of a power distribution network The system includes a plurality of metering devices, a plurality of power sources, each of the plurality of power sources coupled to a respective metering device, and a plurality of collection devices, each of the plurality of collection devices in electronic communication with a respective metering device. The plurality of collection devices measure an Advanced Metering Infrastructure (AMI) dataset and calculate a phase angle of the power source coupled to the metering device. The system includes a host device in electronic communication with the plurality of collection devices. An electronic processor of the host device receives the AMI dataset and the phase angle of the plurality of metering devices, determines the linear state estimation of the power distribution network based on the phase angle and the AMI dataset, and identifies information associated with the power distribution network.
A faulty meter socket detection system configured to detect faulty sockets as evidenced by series arcs in an input current waveform or an increased temperature of the meter is disclosed. The system includes a metering circuit configured to receive an input current waveform, and a controller including a power monitoring module. The meter may also include a temperature sensor. The power monitoring module is configured detect series arc currents input current waveform data by filtering the input current waveform data to produce filtered data, performing feature recognition on the filtered data, classifying the features of the filtered data, performing temporal processing on the filtered data, (optionally) scaling the temporal processing of the filtered data, and, scoring the input current waveform based on the temporal processing of the filtered data. The temperature sensor may detect an increased temperature of the meter, which may indicate a faulty socket.
H02H 3/08 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current
G01R 31/52 - Testing for short-circuits, leakage current or ground faults
H02H 3/20 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess voltage
H02S 50/00 - Monitoring or testing of PV systems, e.g. load balancing or fault identification
H02H 1/04 - Arrangements for preventing response to transient abnormal conditions, e.g. to lightning
H02H 3/44 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to the rate of change of electrical quantities
H02H 3/33 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to difference between voltages or between currentsEmergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
H02H 3/02 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details
G01R 19/252 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
H02H 3/38 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to both voltage and currentEmergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltage and current
59.
SYSTEM AND METHOD OF LINEAR STATE ESTIMATION OF A DISTRIBUTION NETWORK FROM SYNCHRONOUS SMART METER AND LINE SENSOR
A system for determining a linear state estimation of a power distribution network. The system includes a plurality of metering devices, a plurality of power sources, each of the plurality of power sources coupled to a respective metering device, and a plurality of collection devices, each of the plurality of collection devices in electronic communication with a respective metering device. The plurality of collection devices measure an Advanced Metering Infrastructure (AMI) dataset and calculate a phase angle of the power source coupled to the metering device. The system includes a host device in electronic communication with the plurality of collection devices. An electronic processor of the host device receives the AMI dataset and the phase angle of the plurality of metering devices, determines the linear state estimation of the power distribution network based on the phase angle and the AMI dataset, and identifies information associated with the power distribution network.
H02J 3/44 - Synchronising a generator for connection to a network or to another generator with means for ensuring correct phase sequence
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
A faulty meter socket detection system configured to detect faulty sockets as evidenced by series arcs in an input current waveform or an increased temperature of the meter is disclosed. The system includes a metering circuit configured to receive an input current waveform, and a controller including a power monitoring module. The meter may also include a temperature sensor. The power monitoring module is configured detect series arc currents input current waveform data by filtering the input current waveform data to produce filtered data, performing feature recognition on the filtered data, classifying the features of the filtered data, performing temporal processing on the filtered data, (optionally) scaling the temporal processing of the filtered data, and, scoring the input current waveform based on the temporal processing of the filtered data. The temperature sensor may detect an increased temperature of the meter, which may indicate a faulty socket.
Advanced metering infrastructure integrated within electric vehicle supply equipment (EVSE). An example EVSE includes a housing, an AMI meter situated within the housing, an output terminal configured to connect to an electric vehicle, an output device, and an EVSE controller situated within the housing. The AMI meter is connected to a power grid. The EVSE controller is connected to the AMI meter, the output terminal, and the output device. The EVSE controller is configured to advertise a first charging current value to the output terminal and receive an indication of a high demand period of the power grid. The EVSE controller is configured to advertise, in response to the indication of the high demand period, a second charging current value to the output terminal, the second charging current value being less than the first charging current value, and provide, via the output device, a notification.
Systems for determining a phase of a device coupled to an electrical distribution system. The system includes a number of gateway devices configured to transmit a synchronization signal. The gateway device receives a node response message from a first node device that includes a duration value indicating a time between a receipt of the transmitted synchronization signal and a detected zero crossing. The gateway device compares the duration value against duration values received from node devices with a known phase connection and determines a phase of the first node device based on the comparison.
An electric utility meter including a Hall Effect sensor configured to sense a magnetic field proximate the electric utility meter. The electric utility meter also includes a controller having an electronic processor, the controller configured to receive a signal indicative of a magnitude of the magnetic field proximate the electric utility meter from the sensor, determine whether the magnitude of the magnetic field exceeds a first magnitude threshold and whether a threshold flag has been set, set the threshold flag when the threshold flag has not been set and the magnitude exceeds the first magnitude threshold, determine an amount of time for which the magnitude has exceeded the first magnitude threshold when the threshold flag has been set, and generate an alert indicative of a magnetic tamper event when the amount of time exceeds a time threshold.
A system for determining a phase of a power supply coupled to a metering device. The system includes a collection device in electronic communication with a metering device connected to a power distribution network and having a memory and one or more electronic processors. The electronic processors are configured to receive a first beacon signal and measure a phasor in response to receiving the first beacon signal. The phasor is stored in the memory along with an identification value associated with the device that transmitted the first beacon signal and a first time. The electronic processors receive a second beacon signal, and extract data from the request message. The electronic processors determine whether the extracted time matches the first time and based on determining that the extracted time matches the first time stored in the memory, calculate a phase by comparing the reference phasor data to the stored phasor.
A light dimming system includes one or more lights and includes a local light controller that includes a dimming controller and a processing circuit, the dimming controller configured to provide an output to the one or more light drivers. One or more electronic processors are configured to receive a dimming input value indicating a desired dimming level for the one or more lights. The processors are further configured to determine a configuration of the one or more light drivers, wherein the configuration defines whether the one or more light drivers utilize a non-linear dimming curve or a linear dimming curve, and provides the dimming controller a dimming level to output a dimming control signal to the one or more light drivers equivalent to the received dimming input value based on a non-linear or linear calculation.
Systems and methods for detecting faults in a power distribution network are described In an aspect, the systems and methods determine a probability that each node of the network is powered and a probability that each distribution line in the network is faulted. In another aspect, the systems and methods determine the probabilities by transmitting a signal over a power distribution network with an active sounding system. In an additional aspect, the systems and methods determine the probabilities by utilizing collected data coupled to the power distribution network.
A power distribution panel includes power protection devices, a controller configured to control the operation of the power protection devices, and an electronic processor. The electronic processor is configured to receive electronic field data associated with a conductor coupled to a first insulator sensor. Based on the received data, the electronic processor determines whether an adverse condition associated with one or more components of a power distribution network has occurred. The electronic processor is further configured to determine whether the adverse condition occurred at a portion of the power distribution network on the load side of the one or more power protection devices and in response to determining that the adverse condition occurred at the portion of the power distribution network on the load side of the one or more power protection devices, instructs the controller to control the power protection devices to perform a protective operation.
H01H 83/02 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
H01H 83/10 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess voltage, e.g. for lightning protection
H01H 83/16 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by abnormal ratio of voltage and current, e.g. distance relay
H01H 83/18 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by abnormal product of, or abnormal phase angle between, voltage and current, e.g. directional relay
H01H 83/20 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
H01H 71/12 - Automatic release mechanisms with or without manual release
H01H 73/46 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by closure of switch casing
H01H 77/02 - Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
H02G 7/02 - Devices for adjusting or maintaining mechanical tension, e.g. take-up device
H02G 7/14 - Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
H02G 7/18 - Devices affording mechanical protection in the event of breakage of a line or cable, e.g. net for catching broken lines
68.
System and method for improved security in advanced metering infrastructure networks
A system includes at least one processor to receive a second public key, a first random number, and a second random number, and store the second public key, the first random number, and the second random number in an installation record, perform key agreement with a first private key and the second public key to determine a MasterSecret, perform key expansion with the MasterSecret, the first random number, and the second random number to generate a client authentication key, a server authentication key, a client encryption key, and a server encryption key, and store the client authentication key, the server authentication key, the client encryption key, and the server encryption key and delete the MasterSecret.
H04L 29/06 - Communication control; Communication processing characterised by a protocol
G06F 21/00 - Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
H04L 9/06 - Arrangements for secret or secure communicationsNetwork security protocols the encryption apparatus using shift registers or memories for blockwise coding, e.g. D.E.S. systems
An emergency wayfinding device includes a lighting circuit constructed and arranged to change at least one property of a light emitted from a light emitting element, and an electrical conduit including a plug. The plug of the electrical conduit is constructed configured to be received in a socket and to draw electricity from the socket to power the lighting circuit via the electrical conduit.
H05B 47/195 - Controlling the light source by remote control via wireless transmission the transmission using visible or infrared light
F21S 9/02 - Lighting devices with a built-in power supplySystems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
H05B 45/10 - Controlling the intensity of the light
H05B 47/185 - Controlling the light source by remote control via power line carrier transmission
70.
Systems and methods for reporting pipeline pressures
An optimized, energy-sensitive system and method for fulfilling various data needs of gas utilities. In particular, the disclosure relates to optimized methods for discovering and reacting to an alarm. In one aspect, when an alarm is triggered a telemetry unit automatically alters its operating mode to begin transmitting live pressure reads every minute instead of every hour, as typically performed. This variance in operation eliminates the need for a user to monitor a pipeline system for an incoming alarm and manually request data by initiating a live communication session.
Systems and methods for coordinating monitoring devices associated with a medium voltage distribution system. The systems include a data aggregation device, a first monitoring device associated with a first phase of the medium voltage distribution system, and a second monitoring device associated with a second phase of the medium voltage distribution system. The first monitoring device is configured to sense one or more parameters of the first phase, store the one or more stored parameters, and determine whether an event has occurred based on the sensed parameters. The first monitoring device is further configured to transmit a coordination signal to a second monitoring device in response to determining the event has occurred and a first event message to a data aggregator device in response to determining the event has occurred, wherein the event message includes one or more sensed parameters associated with the determined event.
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
Systems and methods for coordinating monitoring devices associated with a medium voltage distribution system. The systems include a data aggregation device, a first monitoring device associated with a first phase of the medium voltage distribution system, and a second monitoring device associated with a second phase of the medium voltage distribution system. The first monitoring device is configured to sense one or more parameters of the first phase, store the one or more stored parameters, and determine whether an event has occurred based on the sensed parameters. The first monitoring device is further configured to transmit a coordination signal to a second monitoring device in response to determining the event has occurred and a first event message to a data aggregator device in response to determining the event has occurred, wherein the event message includes one or more sensed parameters associated with the determined event.
H02J 4/00 - Circuit arrangements for mains or distribution networks not specified as ac or dc
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
H02J 11/00 - Circuit arrangements for providing service supply to auxiliaries of stations in which electric power is generated, distributed or converted
H02J 50/80 - Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
H02J 5/00 - Circuit arrangements for transfer of electric power between ac networks and dc networks
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
A switched capacitor bank assembly including a first capacitor, a first switch selectively connected between the first capacitor and a first phase line, and a first voltage sensor integrated within a housing of the first switch and configured to sense a voltage of the first phase line. The assembly further includes a controller including an electronic processor, the controller operably coupled to the first voltage sensor and the first switch. The first capacitor, the first switch, the first voltage sensor, and the controller are physically supported by a frame of the switched capacitor bank assembly.
H01G 4/40 - Structural combinations of fixed capacitors with other electric elements not covered by this subclass, the structure mainly consisting of a capacitor, e.g. RC combinations
H01G 9/26 - Structural combinations of electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices with each other
H01G 17/00 - Structural combinations of capacitors or other devices covered by at least two different main groups of this subclass with other electric elements, not covered by this subclass, e.g. RC combinations
H02H 3/13 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to underload or no-load for multiphase applications, e.g. phase interruption
A switched capacitor bank assembly including a first capacitor, a first switch selectively connected between the first capacitor and a first phase line, and a first voltage sensor integrated within a housing of the first switch and configured to sense a voltage of the first phase line. The assembly further includes a controller including an electronic processor, the controller operably coupled to the first voltage sensor and the first switch. The first capacitor, the first switch, the first voltage sensor, and the controller are physically supported by a frame of the switched capacitor bank assembly.
A system includes a number of sensor units and a local controls station. The sensor units include one or more conductor sensors configured to monitor one or more parameters of a conductor in a power distribution system. The local control station includes a communication interface for communicating with the sensor units and a controller. The controller is configured to receive data from the sensing units, determine whether an event associated with one or more components of a power distribution network occurred based on the received data, and then determine whether the event requires protective action in response to determining that the event occurred. The controller determines whether the event occurred downstream of the local control station, and, in response to determining that the event requires protective action and occurred downstream of the local control station, control the one or more protective devices to perform a protective action.
H02H 7/22 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systemsEmergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for switching devices
H02H 1/00 - Details of emergency protective circuit arrangements
76.
SYSTEMS AND MEHTODS FOR UTILITY CONDUCTOR EVENT DETECTION AND RESPONSE
A system includes a number of sensor units and a local controls station. The sensor units include one or more conductor sensors configured to monitor one or more parameters of a conductor in a power distribution system. The local control station includes a communication interface for communicating with the sensor units and a controller. The controller is configured to receive data from the sensing units, determine whether an event associated with one or more components of a power distribution network occurred based on the received data, and then determine whether the event requires protective action in response to determining that the event occurred. The controller determines whether the event occurred downstream of the local control station, and, in response to determining that the event requires protective action and occurred downstream of the local control station, control the one or more protective devices to perform a protective action.
H02H 7/26 - Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occurred
H02H 3/027 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with automatic disconnection after a predetermined time
H02H 3/06 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with automatic reconnection
G01R 31/06 - Testing of electric windings, e.g. for polarity
H02H 3/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
77.
Systems and methods for a perceived linear dimming of lights
A light dimming system includes one or more lights and includes a local light controller that includes a dimming controller and a processing circuit, the dimming controller configured to provide an output to the one or more light drivers. One or more electronic processors are configured to receive a dimming input value indicating a desired dimming level for the one or more lights. The processors are further configured to determine a configuration of the one or more light drivers, wherein the configuration defines whether the one or more light drivers utilize a non-linear dimming curve or a linear dimming curve, and provides the dimming controller a dimming level to output a dimming control signal to the one or more light drivers equivalent to the received dimming input value based on a non-linear or linear calculation.
A circularly polarized, multiband, and wideband antenna and can communicate with a GPS system. The antenna may include a driving element, first, second and third conductive parasitic elements electrically connected to the driving element, and a ground plane. The parasitic elements are provided with different lengths to provide for wider band operation with multiple resonant frequencies. The radiated wave has a low angle of propagation and travels for at least 1-2 miles.
An electric utility meter including a Hall Effect sensor configured to sense a magnetic field proximate the electric utility meter. The electric utility meter also includes a controller having an electronic processor, the controller configured to receive a signal indicative of a magnitude of the magnetic field proximate the electric utility meter from the sensor, determine whether the magnitude of the magnetic field exceeds a first magnitude threshold and whether a threshold flag has been set, set the threshold flag when the threshold flag has not been set and the magnitude exceeds the first magnitude threshold, determine an amount of time for which the magnitude has exceeded the first magnitude threshold when the threshold flag has been set, and generate an alert indicative of a magnetic tamper event when the amount of time exceeds a time threshold.
Improved power line management is provided by the systems and methods disclosed herein that accurately measures voltage in a power distribution system. In various embodiments, the system may include one or more sensor units, each coupled to the power lines using a capacitive or resistive voltage divider to yield a voltage at a sensor unit that is within a measurable range. In one aspect, this voltage may also be used to power the sensor unit and/or other devices coupled to it.
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
G01R 1/20 - Modifications of basic electric elements for use in electric measuring instrumentsStructural combinations of such elements with such instruments
G01R 15/06 - Voltage dividers having reactive components, e.g. capacitive transformer
G01R 15/16 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using capacitive devices
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
G01R 21/06 - Arrangements for measuring electric power or power factor by measuring current and voltage
G01R 35/00 - Testing or calibrating of apparatus covered by the other groups of this subclass
An emergency wayfinding device including a lighting controller, a lighting circuit, and a light emitting element. The emergency wayfinding device may draw electricity through a twistlock plug or draw it from a power source such a battery or a photovoltaic cell. The wide-area communications device is in electrical communication with a connected lighting controller and is configured to send and receive signals or messages to and from a central broadcasting device as well as other emergency wayfinding devices. The lighting controller is configured to change a property of light emitted from a light emitting element based upon signals or messages received by a wide-area communications device.
An emergency wayfinding device including a lighting controller, a lighting circuit, and a light emitting element. The emergency wayfinding device may draw electricity through a twist-lock plug or draw it from a power source such a battery or a photovoltaic cell. The wide-area communications device is in electrical communication with a connected lighting controller and is configured to send and receive signals or messages to and from a central broadcasting device as well as other emergency wayfinding devices. The lighting controller is configured to change a property of light emitted from a light emitting element based upon signals or messages received by a wide-area communications device. The wide-area communications device communicates a received message or signal to the lighting controller and the lighting controller generates a lighting control signal or message. The lighting controller communicates the generated lighting control signal or message to the lighting circuit, and in response, the lighting circuit changes a property of the light emitted from the light emitting element based upon the lighting control signal or message.
H05B 47/195 - Controlling the light source by remote control via wireless transmission the transmission using visible or infrared light
H05B 45/10 - Controlling the intensity of the light
F21S 9/02 - Lighting devices with a built-in power supplySystems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
F21V 23/00 - Arrangement of electric circuit elements in or on lighting devices
H05B 47/185 - Controlling the light source by remote control via power line carrier transmission
83.
Apparatus and method for detection of line to neutral back-feed voltage
An electric utility distribution system in which power is supplied by a distribution transformer through an electric utility meter including an apparatus for detecting the presence of a back-feed voltage source connected to the load. The apparatus includes a virtual neutral established in the electric utility meter at ground potential and a remote switch that is opened to interrupt electric power flow from the distribution transformer to the load. The apparatus further includes a balanced voltage divider circuit including a connection point established between a pair of series connected resistive elements. In addition, the apparatus includes a detection circuit configured to monitor a voltage signal at the connection point to detect a back-feed voltage source connected between a neutral conductor of the electric utility distribution system and one of a first or second power line at the load.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
G01R 31/08 - Locating faults in cables, transmission lines, or networks
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
A product and method for addressing field equipment is provided. A unit of addressable field equipment considers itself selected or addressed and becomes receptive to a commanding message after determining that its determined coordinate pair lies within a geographical boundary.
A product and method for addressing field equipment is provided. A unit of addressable field equipment considers itself selected or addressed and becomes receptive to a commanding message after determining that its determined coordinate pair lies within a geographical boundary.
G08C 17/02 - Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
09 - Scientific and electric apparatus and instruments
Goods & Services
Electric, electronic or mechanical sensor devices for sensing utility current, pressure, motion or orientation for utilities for detecting faults including impacts to utility poles, monitoring position and temperature of utility poles or overhead distribution lines and radios for receiving and sending sensor information; utility fault detection systems comprising electrical sensors, utility pole sensors, electrical fault sensors, computer hardware, and downloadable and recorded computer software for monitoring electrical power faults and failures; utility measurement and communications system for monitoring, controlling and operating utility components, comprising electric, electronic or mechanical sensor devices for sensing utility current, pressure, flow, methane, motion or orientation for utilities for detecting faults including impacts to utility poles, monitoring position and temperature of utility poles or overhead distribution lines and radios for receiving and sending sensor information, computer hardware, and downloadable and recorded computer software for monitoring electrical power faults and failures
87.
Device and method for harvesting energy from a power line magnetic field
An energy harvesting device (CTH) installed in an electrical distribution system (EDS) for powering ancillary electrical devices (AD) used in the distribution system. The device includes a first voltage regulator circuit (CC) configured to produce a voltage matched to a power curve of a current transformer (CT) to which the device is electrically coupled. The device also includes a second and separate voltage regulator circuit (SVR) which continuously operates to maximize the amount of electrical energy recovered from the current transformer.
G05F 1/12 - Regulating voltage or current wherein the variable is actually regulated by the final control device is AC
H02J 3/18 - Arrangements for adjusting, eliminating or compensating reactive power in networks
H01F 27/42 - Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors or choke coils
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02J 50/00 - Circuit arrangements or systems for wireless supply or distribution of electric power
H02J 50/10 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
A node in a power distribution system is described. The node includes an electrical connection to a single-phase power signal from an AC mains power source, a wireless communication interface configured to receive a first phase synchronization message, and a controller. The controller is configured to determine whether the first phase synchronization message is acceptable and detect a zero-crossing event on the single phase power signal subsequent to the receipt of the first phase synchronization message in response to determining that the first phase synchronization message is acceptable. The controller is further configured to calculate a time difference between the receipt of the first phase synchronization signal and the detected zero-crossing event, determine a local phase angle based on the time difference, and establish an identity of the single phase power signal based on the local phase angle.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
A node in a power distribution system is described. The node includes an electrical connection to a single-phase power signal from an AC mains power source, a wireless communication interface configured to receive a first phase synchronization message, and a controller. The controller is configured to determine whether the first phase synchronization message is acceptable and detect a zero-crossing event on the single phase power signal subsequent to the receipt of the first phase synchronization message in response to determining that the first phase synchronization message is acceptable. The controller is further configured to calculate a time difference between the receipt of the first phase synchronization signal and the detected zero-crossing event, determine a local phase angle based on the time difference, and establish an identity of the single phase power signal based on the local phase angle.
Systems for determining a phase of a device coupled to an electrical distribution system. The system includes a number of gateway devices configured to transmit a synchronization signal. The gateway device receives a node response message from a first node device that includes a duration value indicating a time between a receipt of the transmitted synchronization signal and a detected zero crossing. The gateway device compares the duration value against duration values received from node devices with a known phase connection and determines a phase of the first node device based on the comparison.
Systems for determining a phase of a device coupled to an electrical distribution system. The system includes a number of gateway devices configured to transmit a synchronization signal. The gateway device receives a node response message from a first node device that includes a duration value indicating a time between a receipt of the transmitted synchronization signal and a detected zero crossing. The gateway device compares the duration value against duration values received from node devices with a known phase connection and determines a phase of the first node device based on the comparison.
G01R 25/00 - Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
92.
Systems and methods for a perceived linear dimming of lights
A light dimming system includes one or more lights and includes a local light controller that includes a dimming controller and a processing circuit, the dimming controller configured to provide an output to the one or more light drivers. One or more electronic processors are configured to receive a dimming input value indicating a desired dimming level for the one or more lights. The processors are further configured to determine a configuration of the one or more light drivers, wherein the configuration defines whether the one or more light drivers utilize a non-linear dimming curve or a linear dimming curve, and provides the dimming controller a dimming level to output a dimming control signal to the one or more light drivers equivalent to the received dimming input value based on a non-linear or linear calculation.
A light dimming system includes one or more lights and includes a local light controller that includes a dimming controller and a processing circuit, the dimming controller configured to provide an output to the one or more light drivers. One or more electronic processors are configured to receive a dimming input value indicating a desired dimming level for the one or more lights. The processors are further configured to determine a configuration of the one or more light drivers, wherein the configuration defines whether the one or more light drivers utilize a non-linear dimming curve or a linear dimming curve, and provides the dimming controller a dimming level to output a dimming control signal to the one or more light drivers equivalent to the received dimming input value based on a non-linear or linear calculation.
A method of adaptably allowing an upgrade to firmware or a configuration of target endpoint hardware to be at least one of replaced or modified by way of instructions generated by a patch generator and executed by target endpoint hardware to generate an upgrade file, install the upgrade file, and audit the installation of the upgrade file is disclosed.
A method of adaptably allowing an upgrade to firmware or a configuration of target endpoint hardware to be at least one of replaced or modified by way of instructions generated by a patch generator and executed by target endpoint hardware to generate an upgrade file, install the upgrade file, and audit the installation of the upgrade file is disclosed.
G06F 9/44 - Arrangements for executing specific programs
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
An electrical meter including a housing including a socket interface operable to connect to a facility. The meter further including a sensor configured to sense a characteristic of the electrical meter. The meter further including a controller having an electronic processor and a memory. The electronic processor is configured to receive, from the sensor, a signal indicative of the electrical characteristic, determine, based on the signal, presence of a hot socket, and output an alert based on determining presence of the hot socket.
G08B 21/00 - Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
G01R 31/02 - Testing of electric apparatus, lines, or components for short-circuits, discontinuities, leakage, or incorrect line connection
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R 31/08 - Locating faults in cables, transmission lines, or networks
H02H 1/00 - Details of emergency protective circuit arrangements
97.
System and method for detecting arc in an electrical meter
An electrical meter including a housing including a socket interface operable to connect to a facility. The meter further including a sensor configured to sense a characteristic of the electrical meter. The meter further including a controller having an electronic processor and a memory. The electronic processor is configured to receive, from the sensor, a signal indicative of the electrical characteristic, determine, based on the signal, presence of a hot socket, and output an alert based on determining presence of the hot socket.
A sensor unit includes an orientation sensor, an electronic processor coupled to the orientation sensor, and memory coupled to the electronic processor and storing support structure configuration data and instructions. The instructions, when executed by the electronic processor, cause the sensor unit to monitor a position of a conductor support structure associated with the sensor unit based on data from the orientation sensor and generate an alert message responsive to determining that the position violates a position threshold. The position threshold is generated based on the support structure configuration data.
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
G01R 31/08 - Locating faults in cables, transmission lines, or networks
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01P 15/00 - Measuring accelerationMeasuring decelerationMeasuring shock, i.e. sudden change of acceleration
99.
Systems and methods for reporting pipeline pressures
An optimized, energy-sensitive system and method for fulfilling various data needs of gas utilities. In particular, the disclosure relates to optimized methods for discovering and reacting to an alarm. In one aspect, when an alarm is triggered a telemetry unit automatically alters its operating mode to begin transmitting live pressure reads every minute instead of every hour, as typically performed. This variance in operation eliminates the need for a user to monitor a pipeline system for an incoming alarm and manually request data by initiating a live communication session.
An electric utility meter including a three-axis Hall Effect sensor configured to detect the presence of a magnetic field in two or more directions surrounding the electric utility meter. The electric utility meter also includes a controller having an electronic processor. The controller is configured to receive a signal indicative of an abnormal magnetic field proximate the electric utility meter from the three-axis Hall Effect sensor, determine an amount of time for which the abnormal magnetic field has been detected, and log a magnetic field tamper event in an event log when the amount of time for which the abnormal magnetic field has been detected exceeds a threshold.
