A reagent injection system for a catalytic emissions reduction assembly of a combustion turbine that includes an exhaust duct and at least one injector. The exhaust duct includes a first section including an entrance end and an exit end, wherein the entrance end is configured to be fluidly coupled to the combustion turbine to receive exhaust gases therefrom. The exhaust duct also includes and a second section having an entrance end that is fluidly coupled to the exit end of the first section. The at least one injector is operatively coupled to one of the first and second sections, and each injector is configured to inject a reagent into the exhaust gases flowing through the exhaust duct.
A process for upgrading a solid carbonaceous material comprising heating the solid carbonaceous material in the presence of a catalyst under partial pyrolysis conditions and obtaining an upgraded solid carbonaceous product, a gaseous product, and a spent catalyst.
A method for producing usable product in a reactor system that includes introducing a first reactant into a chamber of a first reactor; heating the first reactant in the chamber of the first reactor using a first heating device; converting at least a portion of the first reactant to produce at least one of a viscous mixture and heat; transferring the at least one of the viscous mixture and heat from the first reactor to a chamber of a second reactor; producing usable product in the chamber of the second reactor via a reaction heated by a second heating device; and recovering the usable product. Each heating device includes at least one of an induction heater, an exothermic reaction, a microwave heater, a radio frequency heater, an electrical resistance heater, a laser heater, a plasma heater, and a heated fluid.
A process for producing a usable product in a reactor includes introducing co-reactants comprising into a first section through an inlet; combusting the co-reactants in an exothermic reaction in the first section; transferring the co-reactants through a second section that includes a throat having a size that is smaller than a size of the first section; transferring the co-reactants into a third section that is downstream from the throat and includes an inner wall having a size that is greater than the size of the throat; depositing at least a portion of the uncombusted carbon and a metal oxide along the inner wall, wherein the metal oxide is introduced into at least one of the sections; converting the deposited metal oxide into the usable product in a carbothermic reduction reaction within a molten slag along the inner wall at a temperature of at least 1600 °C.
A classifier for separating fine and coarse particles including a housing extending along a longitudinal axis between opposing first and second ends, a body disposed within the housing that defines a chamber therebetween, a vane assembly including a plurality of blades aligned at a pitch angle relative to an entrance end, and an outlet. The housing includes a lower portion at the first end and including an inlet, an upper portion at the second end and including a reclaim outlet, and an intermediate portion provided between the upper and lower portions.
A cyclone reactor for producing a usable by-product as part of a recoverable slag layer, the reactor comprising a housing having an outer wall that defines a combustion chamber; an inlet configured to introduce a reactant into the reactor; a burner configured to combust the reactant in a flame zone near a central axis of the chamber; and an outlet configured to provide for the removal of the usable by-product from the housing; wherein the reactor is configured to combust a first portion of the reactant in an exothermic reaction in the flame zone; and wherein the reactor is configured to convert a second portion of the reactant in an endothermic reaction near the outer wall to produce the by-product as part of the slag layer.
B01J 8/08 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with moving particles
B01J 8/14 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with moving particles moving in free vortex flow apparatus
An axial classifier (40), for separating the coarse particles from a fluid flow having both coarse and fine particles, comprising a housing (41) forming a first chamber (48) for the fluid flow to enter the classifier, a vane assembly (45) provided within the housing, wherein the vane assembly includes a plurality of blades (50) aligned around a flow diverter (46), a cone member (44) forming a second chamber (4) for the fluid flow to pass therein, wherein the cone member includes an opening (44c) for the coarse particles separated from the fluid flow to pass therethrough, and an outlet (43) for the particles remaining in the fluid flow after separation of the coarse particles to exit the classifier, wherein the plurality of blades (50) of the vane assembly (45) abut an outer surface of the flow diverter to direct the fluid flow from the first chamber (48) into the second chamber (49) in a manner that congregates the coarse particles for classification.
B07B 4/02 - Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
B07B 7/01 - Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
B07B 7/086 - Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by the winding course of the gas stream
B07B 7/02 - Selective separation of solid materials carried by, or dispersed in, gas currents by reversal of direction of flow
B07B 7/04 - Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against baffle separators
B02C 23/10 - Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
B02C 15/00 - Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
An axial classifier (30) for separating the particles of a fluid flow based on the size of the particles. The classifier includes an inlet pipe (50) having a first end (52) and a second end (51) wherein the first end (52) receives the fluid flow from another device and the second end (51) outputs the fluid flow, a reclaim pipe (35) having an opening configured to receive the particles separated from the fluid flow, a reflecting cover (61) provided above the inlet pipe for redirecting the fluid flow exiting the inlet pipe (50) toward the reclaim pipe (35), and a housing (31) forming a chamber for the fluid flow to flow therein, wherein the housing (31) includes an opening (42) for the fluid flow to exit the classifier. The second end (51) of the inlet pipe (50) is provided above the opening of the reclaim pipe (35), wherein the particles of the fluid flow are separated in the chamber after exiting the reflecting cover.
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