Abstract: Disclosed embodiments include a feedstock preparation system that includes a solid feedstock mill including a housing having a chamber. The solid feedstock mill also includes a solids breakup assembly at least partially disposed inside the chamber. The solid feedstock mill further includes a feedstock inlet through the housing into the chamber and a plurality of feedstock outlets through the housing from the chamber.

Abstract: A system for preparing a coal water slurry, comprising: a first unit for providing a stream of coarse coal water slurry; a second unit for providing a stream of fine coal water slurry; a concentration unit for receiving a portion of at least one of the stream of coarse coal water slurry and the stream of fine coal water slurry, and, providing a concentrated stream having a higher coal concentration than the portion of at least one of the stream of coarse coal water slurry and the stream of fine coal water slurry; and a mixing unit for mixing the concentrated stream and the remaining portions of the stream of coarse coal water slurry and the stream of fine coal water slurry. An associated method is also presented.

Abstract: A system includes a gas turbine system that combusts a fuel to produce a power, and the gas turbine system is disposed in a gas turbine site. The system also includes an analyzer system that determines multiple batch fuel characteristics of a batch of the fuel, and the batch of the fuel is delivered via a transport system. Moreover, the system includes a small batch fuel processing system that receives the batch of fuel and distills the batch of fuel to a distilled batch of fuel based on the multiple fuel characteristics. Further, the distilled batch of fuel adheres to manufacturer fuel recommended characteristics for use in the gas turbine system.

Abstract: A system includes a gas turbine system that combusts a fuel to produce a power, and the gas turbine system is disposed in a gas turbine site. The system also includes an analyzer system that determines multiple batch fuel characteristics of a batch of the fuel, and the batch of the fuel is delivered via a transport system. Moreover, the system includes a small batch fuel processing system that receives the batch of fuel and filters the batch of fuel to a filtered batch of fuel based on the multiple fuel characteristics. Further, the filtered batch of fuel adheres to manufacturer fuel recommended characteristics for use in the gas turbine system.

Abstract: Disclosed embodiments include a feedstock preparation system that includes a solid feedstock mill including a housing having a chamber. The solid feedstock mill also includes a solids breakup assembly at least partially disposed inside the chamber. The solid feedstock mill further includes a feedstock inlet through the housing into the chamber and a plurality of feedstock outlets through the housing from the chamber.

Abstract: A system includes a capture system, a storage system, and a return system. The capture system is configured to receive an outlet gas from a gasification system and to extract a component gas of the outlet gas using a regenerable material during a start-up operation of the gasification system. The storage system is coupled to the capture system and is configured to store the component gas extracted by the capture system. The return system is configured to return the component gas from the storage system to the gasification system during a normal operation of the gasification system.

Abstract: The disclosed embodiments relate to systems and methods for heating a slurry to increase a solids concentration of the slurry while maintaining the viscosity of the slurry below a threshold viscosity. For example, in one embodiment, a system includes a fuel slurry preparation system having a slurry tank configured to hold a fuel slurry, the fuel slurry having a solid fuel and a liquid. The fuel slurry preparation system also includes a heat source and a controller configured to control the heat source to heat the fuel slurry to decrease a viscosity of the slurry below a threshold viscosity.

Abstract: Disclosed embodiments include a feedstock preparation system that includes a first slurry preparation system that may receive a first portion of a solid fuel to generate a first fuel slurry using the first portion of the solid fuel and a liquid and second slurry preparation system separate from the first slurry preparation system that may receive a second portion of the solid fuel and the first fuel slurry. The second slurry preparation system may produce a second fuel slurry using the second portion of the solid fuel and the first fuel slurry. The first fuel slurry has a first particle size distribution and the second fuel slurry has a second particle size distribution, and the first and second particle size distributions are different.

Abstract: The disclosed embodiments relate to systems and methods for heating a slurry to increase a solids concentration of the slurry while maintaining the viscosity of the slurry below a threshold viscosity. For example, in one embodiment, a system includes a fuel slurry preparation system having a slurry tank configured to hold a fuel slurry, the fuel slurry having a solid fuel and a liquid. The fuel slurry preparation system also includes a heat source and a controller configured to control the heat source to heat the fuel slurry to decrease a viscosity of the slurry below a threshold viscosity.

Abstract: A system for preparing a coal water slurry, comprising: a first unit for providing a stream of coarse coal water slurry; a second unit for providing a stream of fine coal water slurry; a concentration unit for receiving a portion of at least one of the stream of coarse coal water slurry and the stream of fine coal water slurry, and, providing a concentrated stream having a higher coal concentration than the portion of at least one of the stream of coarse coal water slurry and the stream of fine coal water slurry; and a mixing unit for mixing the concentrated stream and the remaining portions of the stream of coarse coal water slurry and the stream of fine coal water slurry. An associated method is also presented.

Abstract: Disclosed embodiments include a feedstock preparation system that includes a first slurry preparation system that may receive a first portion of a solid fuel to generate a first fuel slurry using the first portion of the solid fuel and a liquid and second slurry preparation system separate from the first slurry preparation system that may receive a second portion of the solid fuel and the first fuel slurry. The second slurry preparation system may produce a second fuel slurry using the second portion of the solid fuel and the first fuel slurry. The first fuel slurry has a first particle size distribution and the second fuel slurry has a second particle size distribution, and the first and second particle size distributions are different.

Abstract: A system includes a grinder, a storage unit, and an organic compound production unit. The grinder is configured to produce a fuel slurry from a solid fuel, a liquid, and an organic compound that is miscible with the liquid. The storage unit is configured to supply the organic compound to the grinder. The organic compound production unit is configured to receive a portion of syngas generated by a gasifier to generate the organic compound for supply to the storage unit.

Abstract: A gas dehydrator system, including, a desiccant transport wheel configured to rotate a solid desiccant from a first dehydration section to a first regeneration section, a first gas path extending through the first dehydration section, wherein the solid desiccant is configured to collect moisture from a first gas in the first gas path, and a second gas path extending through the first regeneration section, wherein the solid desiccant is configured to release the moisture into a second gas in the second gas path to regenerate the solid desiccant.

Abstract: A system includes a capture system, a storage system, and a return system. The capture system is configured to receive an outlet gas from a gasification system and to extract a component gas of the outlet gas using a regenerable material during a start-up operation of the gasification system. The storage system is coupled to the capture system and is configured to store the component gas extracted by the capture system. The return system is configured to return the component gas from the storage system to the gasification system during a normal operation of the gasification system.

Abstract: A method for forming carbon dioxide from a gas stream, comprising chemically reacting carbon dioxide in a gas stream with a liquid phase-changing sorbent to form a solid reaction product, wherein the solid reaction product is in the form of a dry solid, a wet solid, a slurry or a fine suspension, storing the solid reaction product and heating the solid reaction product to form carbon dioxide gas and the liquid phase-changing sorbent.

Abstract: The disclosed embodiments relate to systems and methods for heating a slurry to increase a solids concentration of the slurry while maintaining the viscosity of the slurry below a threshold viscosity. For example, in one embodiment, a system includes a fuel slurry preparation system having a slurry tank configured to hold a fuel slurry, the fuel slurry having a solid fuel and a liquid. The fuel slurry preparation system also includes a heat source and a controller configured to control the heat source to heat the fuel slurry to decrease a viscosity of the slurry below a threshold viscosity.

Abstract: A gas dehydrator system, including, a desiccant transport wheel configured to rotate a solid desiccant from a first dehydration section to a first regeneration section, a first gas path extending through the first dehydration section, wherein the solid desiccant is configured to collect moisture from a first gas in the first gas path, and a second gas path extending through the first regeneration section, wherein the solid desiccant is configured to release the moisture into a second gas in the second gas path to regenerate the solid desiccant.

Abstract: Disclosed herein are various types of systems and methods for the efficient production of sulfur from a sulfur-laden gas. The system described herein includes a desulfurization unit, a regenerator receiving sulfurized mass from the desulfurization unit, a sulfur recovery unit, a sulfur track in fluid communication with the regenerator and the sulfur recovery unit, and a sulfur concentrator on a sulfur track. The sulfur stream coming out of the regenerator is concentrated using the sulfur concentrator and converted into a sulfur product at the sulfur recovery unit.

Abstract: Disclosed herein are various types of systems and methods for the efficient production of sulfur from a sulfur-laden gas. The system described herein includes a desulfurization unit, a regenerator receiving sulfurized mass from the desulfurization unit, a sulfur recovery unit, a sulfur track in fluid communication with the regenerator and the sulfur recovery unit, and a sulfur concentrator on a sulfur track. The sulfur stream coming out of the regenerator is concentrated using the sulfur concentrator and converted into a sulfur product at the sulfur recovery unit.

Abstract: An appliance using water including an incoming water valve is provided. The appliance includes a sensor disposed in-line to an incoming flow of water received from the incoming water valve and is configured to sense a degree of hardness in the incoming flow of water. The sensor includes a sensing element disposed on a substrate. The sensing element includes a sensing matrix, an indicator for one or more chemical species in flow of water, and a selectivity component that reacts reversibly with one or more chemical species in the water. The sensor also includes a light source configured to direct light through the substrate and the sensing matrix. The sensor further includes a light detector configured to receive transmitted light from the substrate and the sensing matrix and to generate a signal representative of selective wavelengths of the light indicative of one or more chemical species in flow of water.