STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Laarhoven, Bob
Elissen, Hellen Johannes Hubertina
Temmink, Bernard Gerhard
Buisman, Cees Jan Nico
Abrégé
The present invention relates to a reactor (2) for aquatic worm and/or worm biomass production, a system (4) provided therewith and method there for. The reactor (2) according to the invention comprises: - a vessel (24) provided with an inner compartment having an inner compartment wall (6); - an outer compartment provided substantially around and/or parallel to the inner compartment, the outer compartment having an outer compartment wall (10), and defining a chamber (12) between the inner and outer compartments walls; - filling material (14) arranged in the chamber (12) to receive and support the worms (18); and - a feed input (38) for providing a feed flow to the worms (18), a waste output (50), and a worm output (48).
C02F 3/32 - Traitement biologique de l'eau, des eaux résiduaires ou des eaux d'égout caractérisé par les animaux ou végétaux utilisés, p. ex. les algues
A01K 67/033 - NÉCESSITÉS COURANTES DE LA VIE ÉLEVAGE; CHASSE; PIÉGEAGE; PÊCHE ÉLEVAGE; AVICULTURE; APICULTURE; PISCICULTURE; PÊCHE; OBTENTION D'ANIMAUX, NON PRÉVUE AILLEURS; NOUVELLES RACES D'ANIMAUX Élevage ou obtention d'animaux, non prévus ailleurs; Nouvelles races d'animaux Élevage ou obtention d'invertébrés; Nouvelles races d'invertébrés
2.
METHOD AND DEVICE FOR PROVIDING WATER WITH A NET CHARGE USING A WATER BRIDGE, WATER OBTAINABLE THEREWITH AND USE OF SAID WATER
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
TECHNISCHE UNIVERSITÄT GRAZ (Autriche)
Inventeur(s)
Fuchs, Elmar Christof
Sammer, Martina
Wexler, Adam
Kuntke, Philipp
Woisetschläger, Jakob
Abrégé
The invention relates to a method and device for providing a first volume of water with a net positive charge and/or a second volume of water with a net negative charge, water obtainable with said method and use of said water as an acid or a base, for cleaning, disinfection or production of a beverage, or for energy storage. The method comprises the steps of: - providing at least two containers next to each other and filling the containers with deionized water; - providing an electrode in two of the containers; and - creating a water bridge between the at least two containers by applying a voltage between the electrodes, wherein the water thus obtains a net charge of at least 10 μ C / L, preferably at least 25 μ C / L, more preferably at least 50 μ C / L and most preferably at least 75 μ C / L.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Vermaas, David Arie
Hitsov, Ivaylo Plamenov
Schaetzle, Olivier
Galama, Anne Haye
Saakes, Machiel
Abrégé
The present invention relates to a method and a device for performing an ion-exchange process. The device according to the invention comprises: - a first electrode; - a second electrode separated from the first electrode; - a number of electrolyte compartments provided between the first and the second electrodes, wherein the electrolyte compartments are formed by a number of alternately provided cation exchange membranes and anions exchange membranes that are provided at a mutual distance, wherein the mutual distance is variable.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Hamelers, Hubertus Victor Marie
Schaetzle, Olivier Camille
Biesheuvel, Pieter Maarten
Buisman, Cees Jan Nico
Abrégé
The present invention relates to a method, system and plant for generating energy from a gas, the method comprising the steps of: providing a gas flow to a flow channel; production of cations and anions; diffusing of the cations towards a cation- selective electrode and of the anions towards an anion-selective electrode; adsorbing the cations and anions by the electrodes; and transporting of electrons through an electrical circuit to maintain electro-neutrality of the electrodes and generate electrical energy.
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
F03G 7/00 - Mécanismes produisant une puissance mécanique, non prévus ailleurs ou utilisant une source d'énergie non prévue ailleurs
B01D 61/00 - Procédés de séparation utilisant des membranes semi-perméables, p. ex. dialyse, osmose ou ultrafiltrationAppareils, accessoires ou opérations auxiliaires, spécialement adaptés à cet effet
B01D 53/00 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols
H01M 8/06 - Combinaison d’éléments à combustible avec des moyens de production de réactifs ou pour le traitement de résidus
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Parmentier, Dries Gerard Cecile
Metz, Sybrandus Jacob
Kroon, Maaike Christine
Abrégé
The present invention relates to a method for extracting metal and/or metalloid ions from an aqueous medium, comprising the steps of: a) mixing the aqueous medium with an ionic liquid comprising an aliphatic carboxylate anion having at least one unsaturated carbon-carbon bond, or and/or with a cation comprising at least two amino acids; b) transferring the metal and/or metalloid ions from the aqueous medium to the ionic liquid; c) separating the ionic liquid and the aqueous medium; and d) obtaining the metal and/or metalloid ions from the ionic liquid by at least one method selected from electrochemically reducing the metal and/or metalloid ions, crystallization, and precipitation. Further, the present invention relates to the ionic liquids and their use thereof.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Cappon, Hendrik Jannes
Keesman, Karel Jacob
Mayer, Mateo Jozef Jaques
Abrégé
The present invention relates to an ultrasonic crystallizer, and a system and method there for. The crystallizer according to the invention comprises: a liquid channel provided with an inlet and an outlet; one or more transducers capable of producing one or more waves to generate an attracting structure between the inlet and the outlet comprising a number of nodes and/or node regions resulting from the interfering waves for attracting and crystallizing particles from a liquid.
B01J 19/10 - Procédés utilisant l'application directe de l'énergie ondulatoire ou électrique, ou un rayonnement particulaireAppareils à cet usage utilisant des vibrations de fréquences audibles ou des ultrasons
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Cappon, Hendrik Jannes
Keesman, Karel Jacob
Mayer, Mateo Jozef Jaques
Abrégé
The invention relates to a method, device and system for disinfecting a liquid. More specifically, the method relates to killing micro-organisms in drinking water, for example. The method according to the invention comprises: providing the liquid to a liquid channel; generating one or more acoustic waves with one or more transducers; - generating a filter of nodes and/or node regions with the one or more waves such that particles in the liquid are hindered; and treating the liquid with UV.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Cappon, Hendrik Jannes
Keesman, Karel Jacob
Mayer, Mateo Jozef Jaques
Abrégé
The invention relates to an ultrasonic separator, and a system, waste water treatment and method therefore. The separator according to the invention comprises: a liquid channel provided with an inlet and an outlet; and One or more transducers to generate a three-dimensional separating structure between the inlet and the outlet comprising a number of node lines resulting from interfering waves for capturing the particles.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Cappon, Hendrik Jannes
Keesman, Karel Jacob
Mayer, Mateo Jozef Jaques
Abrégé
The invention relates to a method, device and system for disinfecting a liquid. More specifically, the method relates to killing micro-organisms in drinking water, for example. The method according to the invention comprises: providing the liquid to a liquid channel; generating one or more acoustic waves with one or more transducers; - generating a filter of nodes and/or node regions with the one or more waves such that particles in the liquid are hindered; and treating the liquid with UV from an UV-source.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Hamelers, Hubertus Victor Marie
Bastos, Bruno
Schaetzle, Oliver
Abrégé
A method and system for thermal generation of electricity in direct manner. The invention relates more particularly to the generation of energy from a temperature difference. The method comprises of: • providing a container with an electrolyte at a first temperature; • placing in the container at least one anion-selective electrode and at least one cation-selective electrode with electrical capacitance; • arranging an electrical connection between the electrodes; • charging the electrodes with the resulting voltage difference; and • bringing the electrodes into contact with an electrolyte at a second temperature and discharging the electrodes.
H01M 6/36 - Éléments à action différée contenant un électrolyte et rendus opérationnels par des moyens physiques, p. ex. éléments thermiques
H01M 14/00 - Générateurs électrochimiques de courant ou de tension non prévus dans les groupes Leur fabrication
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p. ex. par électro-osmose, électrodialyse, électrophorèse
H01L 35/32 - DISPOSITIFS À SEMI-CONDUCTEURS; DISPOSITIFS ÉLECTRIQUES À L'ÉTAT SOLIDE NON PRÉVUS AILLEURS - Détails fonctionnant exclusivement par effet Peltier ou effet Seebeck caractérisés par la structure ou la configuration de la cellule ou du thermocouple constituant le dispositif
C02F 1/42 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par échange d'ions
11.
COMBINED SENSOR-ACTUATOR SYSTEM AND METHOD FOR DETECTING AND/OR CONTROLLING DEPOSIT ON A SURFACE
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Yntema, Doekle Reinder
Witkamp, Geert-Jan
Abrégé
The invention relates to a combined sensor-actuator system, foil, device provided with the combined sensoractuator system, and method therefor. The combined sensor- actuator system for detecting and/or controlling deposit on a surface comprises: - a sensor matrix which can be arranged on or at a surface, - an actuator which can act on the surface for the purpose of controlling the deposit; and - control means operatively connected to the sensor matrix and suitable for detecting a local deposit and controlling the actuator on the basis of a sensor signal.
C02F 5/08 - Traitement de l'eau avec des produits chimiques complexants ou des agents solubilisants pour l'adoucissement, la prévention ou l'élimination de l'entartrage, p. ex. par addition d'agents séquestrants
G01N 17/00 - Recherche de la résistance des matériaux aux intempéries, à la corrosion ou à la lumière
B08B 7/00 - Nettoyage par des procédés non prévus dans une seule autre sous-classe ou un seul groupe de la présente sous-classe
C02F 1/00 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout
12.
DEVICE AND METHOD FOR PHOTOCATALYTIC TREATMENT OF A FLUID
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Bakker, Simon
Kuipers, Johannes
Metz, Sybrandus Jacob
Abrégé
The invention relates to a device for photocatalytic treatment of a fluid, comprising: - a container for holding a fluid with at least one inlet and at least one outlet; - at least one field generator which during use creates an electrical, magnetic or electromagnetic field; - at least one light source placed in the container and comprising a converter, which converter during use converts the field generated by the field generator to light; and - a photocatalyst placed in the container.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Bakker, Simon
Kuipers, Johannes
Yntema, Doekle Reinder
Bruning, Harry
Rijnaarts, Huub
Abrégé
The invention relates to a wireless sound source for disinfecting a fluid, comprising an ultrasonic converter for direct or indirect conversion of an electric, magnetic or electromagnetic field to ultrasonic sound. The invention also relates to a device and method therefor, wherein the device comprises : a container for holding a fluid with at least one inlet and at least one outlet; and at least one sound source placed in the container; and at least one field generator which creates an electric, magnetic or electromagnetic field during use.
C02F 1/36 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout au moyen d'oscillations mécaniques par des vibrations ultrasonores
B06B 1/00 - Procédés ou appareils pour produire des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore
C02F 1/32 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par irradiation par la lumière ultraviolette
B01J 19/10 - Procédés utilisant l'application directe de l'énergie ondulatoire ou électrique, ou un rayonnement particulaireAppareils à cet usage utilisant des vibrations de fréquences audibles ou des ultrasons
B01D 51/08 - Agglomération des particules, p. ex. par floculation en faisant varier la pression du gaz ou de la vapeur par sons ou ultrasons
STICHTING WETSUS CENTRE OF ECXELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Bakker, Simon
Metz, Sybrand Jacob
Racyte, Justina
Bruning, Harry
Rijnaarts, Huub
Abrégé
The present invention relates to a device and method for purifying a fluid such as an aqueous liquid flow. The purifying device herein comprises: - a container for the fluid; - electrodes placed in the container and operatively connected to an alternating current source; and - an ultrasonic wave generator placed in the container.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Bakker, Simon
Metz, Sybrand Jacob
Abrégé
The invention relates to a method and device for preventing and/or combatting biological fouling on system surfaces such as membrane surfaces. The method herein comprises the following steps of: - generating an electromagnetic and/or magnetic field using field-generating means; and - changing the field polarity to prevent and/or combat the adhesion of biological fouling to a system surface.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Kuipers, Johannes
Yntema, Doekle Reinder
Bakker, Simon Marinus
Abrégé
The present invention relates to a hydrophone pump, and container and method therefor. The hydrophone pump comprises: - a housing provided with a reactor chamber; - an inlet for admitting and discharging fluid into and out of the reactor chamber; and - a piezo-element provided drivably on at least one side of the reactor chamber.
B01F 11/02 - Mélangeurs avec mécanismes à secousses, oscillants ou vibrants au moyen de vibrations ultrasonores
C02F 1/36 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout au moyen d'oscillations mécaniques par des vibrations ultrasonores
B01J 19/10 - Procédés utilisant l'application directe de l'énergie ondulatoire ou électrique, ou un rayonnement particulaireAppareils à cet usage utilisant des vibrations de fréquences audibles ou des ultrasons
B06B 3/00 - Procédés ou appareils spécialement adaptés pour transmettre des vibrations mécaniques de fréquence infrasonore, sonore ou ultrasonore
17.
OPTICAL TRAP, CHIP, SENSOR SYSTEM AND METHOD FOR MANUFACTURING AN OPTICAL TRAP
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Van Leest, Matheus Maria
Arango, Felipe Andrés Bernal
Caro, Jaap
Abrégé
The invention relates to a optical trap (2), chip and sensor system comprising the optical trap (2) and chip and method for manufacturing thereof. The optical trap (2) comprises: -a substrate; and -at least two waveguides (4, 6) deposited on the substrate by a microfabrication process, each waveguide (4, 6) having an exiting surface (12, 14) from which a beam can exit the waveguide (4, 6) when in use, wherein the exiting surfaces (12, 14) of the waveguides (4, 6) face each other and are separated by a distance (L).
G21K 1/00 - Dispositions pour manipuler des particules ou des rayonnements ionisants, p. ex. pour focaliser ou pour modérer
G02B 6/12 - Guides de lumièreDétails de structure de dispositions comprenant des guides de lumière et d'autres éléments optiques, p. ex. des moyens de couplage du type guide d'ondes optiques du genre à circuit intégré
G02B 6/125 - Courbures, branchements ou intersections
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Melein, Jan Baptist Franciscus
Metz, Sybrandus Jacob
Van Der Hoeven, Philippus Cornelis
Abrégé
The present invention relates to a washing device and method for washing objects such as hands. The washing device comprises: - a washbasin provided with a wall at least partially enclosing a washing space, and an opening for inserting an object for washing; at least one liquid outlet arranged on or close to the wall; at least one air opening arranged on or close to the wall for extracting and/or supplying air, and airflow means connected to the air opening for discharging and/or supplying air; air feed means connected to the air outlet for supplying air to the air outlet; - liquid feed means connected to the liquid outlet for supplying liquid to the liquid outlet; and liquid discharge means for discharging liquid.
E03C 1/048 - Installations pour cuvettes spécialement adaptées aux lavabos ou baignoires amenant l’eau par plusieurs orifices disposés autour ou sur un côté de la cuvette
E03C 1/181 - Dispositifs contre les éclaboussures dans les éviers, p. ex. pare-éclaboussures
A47K 7/04 - Dispositifs de lavage ou nettoyage, à main ou mécaniques
19.
APPARATUS AND METHOD FOR OBTAINING A SPECIFIC ION FROM A FLUID
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Buisman, Cees Jan Nico
Biesheuvel, Pieter Maarten
Miedema, Henk
Saakes, Machiel
Abrégé
The present invention relates to an apparatus and a method for obtaining a specific ion from a fluid. The apparatus according tot the invention comprises: -a compartment for containing the fluid; -a first and a second electrode placed in the compartment,wherein in use the first and second electrodes are of an opposite polarity; and -at least one membrane placed between the first and second electrodes, wherein the membrane is specific ion-selective.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Mayer, Mateo Jozef Jacques
Caro, Jaap
Cappon, Hendrik Jannis
Buisman, Cees Jan Nico
Keesman, Karel
Abrégé
The invention relates to a purification device and method for purifying a fluid. The purification device comprises: –wave-generating means for generating acoustic and/or electromagnetic waves capable to produce wave interference and/or local enhancement of wave intensity;and –control means for controlling the wave generating means capable to achieve a structure with the generated waves such that the structure behaves as a filter.
C02F 1/30 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par irradiation
C02F 1/36 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout au moyen d'oscillations mécaniques par des vibrations ultrasonores
C02F 1/34 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout au moyen d'oscillations mécaniques
B01J 19/12 - Procédés utilisant l'application directe de l'énergie ondulatoire ou électrique, ou un rayonnement particulaireAppareils à cet usage utilisant des radiations électromagnétiques
B01J 19/10 - Procédés utilisant l'application directe de l'énergie ondulatoire ou électrique, ou un rayonnement particulaireAppareils à cet usage utilisant des vibrations de fréquences audibles ou des ultrasons
C02F 1/38 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par séparation centrifuge
C02F 1/00 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout
21.
BIO-ELECTROCHEMICAL DEVICE AND METHOD FOR UPGRADING A FLUID
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Hamelers, Hubertus Victor Marie
Buisman, Cees Jan Nico
Sleutels, Tomas Hubertus Johannes Antonius
Abrégé
The invention relates to a device for upgrading a fluid,and a system and method therefore. The device comprises: -a housing for containing the fluid; -an anode compartment provided with an anode,and a cathode compartment provided with a cathode; and -an upgrading compartment separated from the anode compartment by a first membrane and separated from the cathode compartment by a second membrane.
H01M 8/16 - Éléments à combustible biochimique, c.-à-d. éléments dans lesquels des micro-organismes agissent comme catalyseurs
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
H01M 16/00 - Combinaisons structurelles de différents types de générateurs électrochimiques
22.
MEMBRANE, STACK OF MEMBRANES FOR USE IN AN ELECTRODE-MEMBRANE PROCESS, AND DEVICE AND METHOD THEREFORE
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Veerman, Joost
Metz, Sybrandus Jacob
Abrégé
The invention relates to a membrane, stack of membranes for use in an electro-membrane process and a device and method therefore. The membrane comprises: membrane material; one or more fluid supply channels provided in or on at least one side of the membrane material; one or more fluid outlet channels provided in or on at least one side of the membrane material, wherein the fluid supply channels are connected to the fluid outlet channels through passage ways.
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p. ex. par électro-osmose, électrodialyse, électrophorèse
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
23.
METHOD AND DEVICE FOR MEMBRANE CLEANING IN ELECTRO-MEMBRANE PROCESSES
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Dlugolecki, Piotr
Wessling, Matthias
Nijmeijer, Kitty
Metz, Sybrand Jacob
Abrégé
The invention relates to a method for membrane cleaning and a device wherein this method can be applied. The method comprises the steps of : -operating a device for performing an electro-membrane process; and -applying inverse electrical pulses to the device. The device comprises a number of anode and cathode compartments provided with a number of electrodes, a number of cation exchange membranes and a number of anion exchange membranes, placed alternately between the compartments, and function generator means capable of providing inverse electrical pulses. Between or during the pulses, alternating or fluctuating current and /or voltage is applied.
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p. ex. par électro-osmose, électrodialyse, électrophorèse
24.
METHOD FOR PREVENTING FOULING IN A REVERSE ELECTRODIALYSES STACK
Stichting Wetsus Centre of Excellence for Sustainable Water Technology (Pays‑Bas)
Inventeur(s)
Post, Jan Willem
Hamelers, Hubertus Victor Marie
Grasman, Simon
Veerman, Joost
Leijstra, Petrius Antonius
Saakes, Machiel
Abrégé
The invention relates to a method and a device for preventing fouling in a reverse electrodialysis process. The method comprises the steps of : providing a reversed electrodialysis stack, comprising a number of membranes; supplying the stack with at least two feed streams; and - applying a preventive periodic osmotic shock to the fouling layers of the membranes.
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
B01D 65/08 - Prévention de l'encrassement de la membrane ou de la polarisation par concentration
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Elissen, Hellen Johannes Hubertina
Temmink, Bernard Gerhard
Hendrickx, Tim Lucas George
Abrégé
The present invention relates to a method and device for growing biomass on sludge, comprising the steps of: -providing aquatic worms in a reactor, -providing a sludge for growing aquatic worm biomass, -supplying the reactor, comprising the aquatic worms, with the sludge to allow aquatic worm biomass to grow, and, -obtaining compounds selected from the group consisting of proteins, lipids, fatty acids, and amino acids from the aquatic worm biomass.
A01K 67/033 - NÉCESSITÉS COURANTES DE LA VIE ÉLEVAGE; CHASSE; PIÉGEAGE; PÊCHE ÉLEVAGE; AVICULTURE; APICULTURE; PISCICULTURE; PÊCHE; OBTENTION D'ANIMAUX, NON PRÉVUE AILLEURS; NOUVELLES RACES D'ANIMAUX Élevage ou obtention d'animaux, non prévus ailleurs; Nouvelles races d'animaux Élevage ou obtention d'invertébrés; Nouvelles races d'invertébrés
A23K 1/18 - spécialement conçus pour des animaux déterminés
C02F 3/32 - Traitement biologique de l'eau, des eaux résiduaires ou des eaux d'égout caractérisé par les animaux ou végétaux utilisés, p. ex. les algues
26.
SYSTEM AND METHOD FOR TREATING AN AQUEOUS WASTE STREAM
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Hendrickx, Tim Lucas George
Elissen, Hellen Johannes Hubertina
Temmink, Bernard Gerhard
Buisman, Cees Jan Nico
Abrégé
The invention relates to a system and method for treating an aqueous waste stream. The system comprises a predation reactor, comprising a support for supporting aquatic worms, wherein the support is configured such that the worms can be positioned substantially in a horizontal position, and supply means for providing sludge from the waste stream to the predation reactor.
A01K 67/033 - NÉCESSITÉS COURANTES DE LA VIE ÉLEVAGE; CHASSE; PIÉGEAGE; PÊCHE ÉLEVAGE; AVICULTURE; APICULTURE; PISCICULTURE; PÊCHE; OBTENTION D'ANIMAUX, NON PRÉVUE AILLEURS; NOUVELLES RACES D'ANIMAUX Élevage ou obtention d'animaux, non prévus ailleurs; Nouvelles races d'animaux Élevage ou obtention d'invertébrés; Nouvelles races d'invertébrés
C02F 3/32 - Traitement biologique de l'eau, des eaux résiduaires ou des eaux d'égout caractérisé par les animaux ou végétaux utilisés, p. ex. les algues
27.
SPACER, CELL AND DEVICE FOR AN ION-EXCHANGING PROCESS AND METHOD THEREFORE
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Dlugolecki, Piotr, Edward
Abrégé
The invention relates to a spacer, cell and membrane for an ion-exchanging process, and a method for operating such process, and a method for providing a membrane connected to a corresponding spacer part. The spacer according to the invention comprises: -a first part comprising a first material; and -a second part comprising a second material, wherein at least one material is an ion exchanging material. Preferably, both the materials of the first and second part of the spacer are ion conductive materials and wherein preferably the spacer parts are provided with openings that extend substantially in one direction wherein in use these openings of adjacent spacer parts extend substantially perpendicular to each other.
C02F 1/44 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par dialyse, osmose ou osmose inverse
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Hamelers, Hubertus, Victor, Marie
Post, Jan, Willem
Metz, Sybrand
Abrégé
The invention relates to an energy generating system and method. The system comprises: - a first capacitive element with a current collector; - a cation-exchange material placed between the first capacitive element and the fluid; - a second capacitive element with a current collector; and - an anion-exchange material placed between the second capacitive element and the fluid, wherein the cation- and anion-exchange materials are in contact with the fluid, the fluid alternately comprising a concentrate and a diluate for respectively charging and discharging the capacitive elements, thereby generating energy.
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p. ex. par électro-osmose, électrodialyse, électrophorèse
29.
DEVICE AND METHOD FOR PERFORMING AN ELECTRODIALYSIS OR A REVERSE ELECTRODIALYSIS PROCESS
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Post, Jan Willem
Metz, Sybrand
Hoekstra, Watse
Leijstra, Petrus Antonius Johannes
Abrégé
The invention relates to a device and method for performing an electrodialysis or reverse electrodialysis process. The device comprises: - a number of anode compartments provided with an anode placed in an anode fluidium comprising reagents for an oxidation reaction; - a number of cathode compartments, separated from the anode compartments provided with a cathode placed in a cathode fluidium comprising reagents for a reduction reaction,- a number of cation exchange membranes and anion exchange membranes, placed alternately between the cathode and the anode, whereby electrolyte compartments are formed between the cation exchange membranes and the anion exchange membranes; and - a number of intermediate layers placed between two adjacent membranes in at least a part of the electrolyte compartments, wherein each layer is provided with channels and wherein the channels of the intermediate layers are arranged such that a fluid flows through the electrolyte compartments.
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
Stichting Wetsus Centre of Excellence for Sustainable Water Technology (Pays‑Bas)
Inventeur(s)
Mayer, Mateo Jozef Jacques
Kuipers, Johannes
Abrégé
The present invention relates to a device and method for purifying a liquid. The device comprises: - a container for the liquid for purifying; and - treatment means for selectively applying an electric and/or electromagnetic field in the container, wherein the electric and/or electromagnetic field is such that a gas discharge occurs in gas bubbles present in the liquid, wherein radicals are created which have a purifying effect on the liquid and/or decompose organic components in the liquid.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Mayer, Mateo, Jozef, Jacques
Metz, Sybrandus, Jacob
Klijn, Gert-Jan
Abrégé
The present invention relates to a device and a method for disinfection and purification of a fluid, like drinking water. The device comprises: - a fluidized bed reactor provided with a suspension of conductive particles that are capable of adsorbing contaminating elements like organisms, organic compounds and/or ions; - an anode and a cathode for providing a substantial number of particles with a charge; - means for generating an electrical and/or electromagnetic field by providing a potential difference between the anode and the cathode; and - an inlet for a fluid, possibly comprising contaminating elements, wherein the fluid is exposed in the device to the electrical and/or electromagnetic field thereby disinfecting and/or purifying the fluid.
C02F 1/467 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par électrolyse par désinfection électrochimique
C02F 1/48 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout au moyen de champs magnétiques ou électriques
C02F 1/28 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par absorption ou adsorption
32.
Method and system for supercritical removal of an inorganic compound
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Metz, Sybrandus Jacob
Leusbrock, Ingo
Abrégé
The present invention relates to a method and system for supercritical removal of an inorganic compound. The method comprising the steps of: - bringing a fluid comprising one or more inorganic fractions at supercritical conditions; - separating at least one of the fractions in the fluid; - cooling and/or depressurizing the fluid; and, - removing the at least one separated fraction.
Stichting Wetsus Centre of Excellence for Sustainable Water Technology (Pays‑Bas)
Inventeur(s)
Mayer, Mateo Jozef Jaques
Buisman, Cees Jan Nico
Hamelers, Hubertus Victor Marie
Strik, David Petrus Bonefatius Theodorus Bernardus
Abrégé
The present invention relates to a device comprising a first electrode compartment, the anode compartment, and a second electrode compartment, the cathode compartment, with a quantity of an anode fluid comprising an electrochemically oxidizable substrate and optional further compounds in the anode compartment, a quantity of a cathode fluid comprising an electrochemically reducible substrate and optional further compounds in the cathode compartment, and further an anode at least partially in contact with the anode fluid in the anode compartment and a cathode at least partially in contact with the cathode fluid in the cathode compartment, wherein the anode and cathode are electrically connected and on the surface of the anode and the cathode a catalyst is present for respective catalysis of the electrochemical conversion of the electrochemically oxidizable substrate via an electrochemical oxidation reaction and for catalysis of the electrochemical conversion of the electrochemically reducible substrate via an electrochemical reduction reaction, which catalyst comprises electrochemically active micro-organisms on at least one of the anode or cathode.
H01M 8/04 - Dispositions auxiliaires, p. ex. pour la commande de la pression ou pour la circulation des fluides
H01M 8/06 - Combinaison d’éléments à combustible avec des moyens de production de réactifs ou pour le traitement de résidus
H01M 8/16 - Éléments à combustible biochimique, c.-à-d. éléments dans lesquels des micro-organismes agissent comme catalyseurs
H01M 8/22 - Éléments à combustible dans lesquels le combustible est à base de matériaux comprenant du carbone, de l'oxygène ou de l'hydrogène et d'autres élémentsÉléments à combustible dans lesquels le combustible est à base de matériaux comprenant uniquement des éléments autres que le carbone, l'oxygène ou l'hydrogène
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Mayer, Mateo, Jozef, Jacques
Oudakker, Gerrit
Euverink, Gerrit, Jan, Willem
Abrégé
The invention relates to a device for disinfecting a fluid, a disinfecting unit and a method for disinfecting a fluid. The device comprises a container for containing a fluid, with at least one inlet for introducing the fluid for disinfecting and at least one outlet for removing disinfected fluid, and further a number of disinfecting units placed in the container and comprising a disinfecting means selected from UV light sources, direct voltage electrodes or alternating voltage electrodes, or a combination thereof, characterized in that the disinfecting units are packed in the volume of the container.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Jong, Ronaldus, Cornelius, Maria
Nederlof, Maarten, Markus
Abrégé
The present invention comprises a method and device for purifying a liquid, comprising the steps of : supplying a liquid for purifying provided with a quantity of crystal growth inhibitor; separating the liquid, with the added crystal growth inhibitor, into a purified liquid flow and a residual flow; discharging the separated purified liquid flow; discharging other parts of the liquid flow as a residual flow; adding a crystallizing agent to the residual flow for the purpose of forming crystals in the residual flow; removing the formed crystals from the residual flow; discharging the purified residual flow; and discharging the formed crystals.
C02F 5/14 - Traitement de l'eau avec des produits chimiques complexants ou des agents solubilisants pour l'adoucissement, la prévention ou l'élimination de l'entartrage, p. ex. par addition d'agents séquestrants en utilisant des substances organiques contenant du phosphore
C02F 1/44 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par dialyse, osmose ou osmose inverse
36.
METHOD FOR OBTAINING A CATHODOPHILIC, HYDROGEN-PRODUCING.MICROBIAL CULTURE, MICROBIAL CULTURE OBTAINED WITH THIS METHOD AND USE OF THIS MICROBIAL CULTURE
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Rozendal, René, Alexander
Hamelers, Hubertus, Victor, Marie
Buisman, Cees, Jan, Nico
Jeremiasse, Adriaan, Willem
Abrégé
According to a first aspect, the present invention relates to a method for obtaining a cathodophilic, hydrogen-producing microbial culture. According to further aspects, the invention relates to the cathodophilic, hydrogen-producing microbial culture and the use of this microbial culture for the production of hydrogen. Further aspects of the invention relate to a method for manufacturing a bifunctional bioelectrode in which the cathodophilic, hydrogen-producing microbial culture is applied, and the bifunctional bioelectrode obtained with this method. Other aspects of the invention relate to a device for producing hydrogen in which the electrochemically active, hydrogen-producing microbial culture is applied.
C12N 13/00 - Traitement de micro-organismes ou d'enzymes par énergie électrique ou ondulatoire, p. ex. par magnétisme, par des ondes sonores
C12M 1/42 - Appareils pour le traitement de micro-organismes ou d'enzymes au moyen d'énergie électrique ou ondulatoire, p. ex. magnétisme, ondes sonores
C12P 3/00 - Préparation d'éléments ou de composés inorganiques à l'exception du dioxyde de carbone
H01M 8/16 - Éléments à combustible biochimique, c.-à-d. éléments dans lesquels des micro-organismes agissent comme catalyseurs
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Hamelers, Hubertus, Victor, Marie
Van Oers, Catharina, Wilhelmina
Euverink, Gerrit, Jan, Willem
Buisman, Cees, Jan, Nico
Abrégé
According to a first aspect, the present invention relates to a method for determining the toxicity of a sample flow. In this method according to the invention use is made of a microbial fuel cell. According to a further aspect, the invention relates to an apparatus suitable for performing the method according to the invention. Such an apparatus can for instance be applied as a biosensor.
STICHTING WETSUS CENTRE OF EXCELLENCE FOR SUSTAINABLE WATER TECHNOLOGY (Pays‑Bas)
Inventeur(s)
Metz, Sybrand, Jacob
Oudakker, Gerrit
Marijnissen, Johannes, Cornelis, Maria
Abrégé
The present invention comprises a method and device for purifying a liquid (4) comprising liquid particules and residual particles, comprising the steps of; - heating the liquid particules and residual particules for purifying; (6) - carrying the liquid in of liquid droplets into a purification space, - applying a similar electric charge to the liquid droplets and to a condensation surface; (20) - evaporating liquid particles in the purification space; - condensing the evaporated liquid particles to form condensation on the condensation surface; (20) - discharging the condensation (22) and the unevaporated residual particles separately (24).