An off-grid data center 2a comprises: a gas turbine combined cycle power generation plant 50 for suppling power to IT equipment 10 housed in a data center room 11; a cooling device 20 for cooling the IT equipment; and an air conditioner 30 for air-conditioning the data center room. The IT equipment 10 is made to perform information processing with power generated by the gas turbine combined cycle power generation plant 50 that generates power by using hydrogen gas supplied from a vaporizer 40 that vaporizes liquefied hydrogen, and a refrigerator 60 is operated to cool second chilled water to a second temperature. The data center room is air-conditioned by using, in the air conditioner 30, first chilled water cooled to a first temperature by the vaporizer 40. In a heat exchanger 75, the second chilled water cooled to the second temperature is cooled by surplus first chilled water not used in the air conditioner 30.
In an off-grid type data center 2a comprising: a gas turbine combined-cycle power plant 50 that supplies power to IT equipment 10 stored in a data center room 11; a cooling device 20 for cooling the IT equipment; and an air-conditioning device 30 that air-conditions the inside of the data center room, the IT equipment 10 is caused to perform information processing using power generated in the gas turbine combined-cycle power plant 50, which generates power using synthetic methane gas supplied from a vaporizer 40 that vaporizes liquefied synthetic methane, and a chiller 60 is operated to cool second cold water to a second temperature. First cold water cooled to a first temperature by the vaporizer 40 is used by the air-conditioning device 30 to air-condition the inside of the data center room. The second cold water cooled to the second temperature is cooled in a heat exchanger 75 using surplus first cold water that is not used by the air-conditioning device 30.
In this system, a steam reforming device steam-reforms methane gas and steam to produce steam-reformed product gas with a 3:1 molar ratio of hydrogen gas to carbon monoxide gas. A distribution device distributes the steam-reformed product gas into a first steam-reformed product gas and a second steam-reformed product gas at a set ratio. A hydrogen separation device separates the second steam-reformed product gas supplied from the distribution device into hydrogen gas and hydrogen-separated gas. In a mixing device, the first steam-reformed product gas is supplied from the distribution device, the hydrogen-separated gas is supplied from the hydrogen separation device, and the gases are mixed to produce synthesis gas. The set ratio for distributing the steam-reformed product gas into the first and second steam-reformed product gases is set so that the molar ratio of hydrogen gas to carbon monoxide gas contained in the synthesis gas produced in the mixing device is approximately 2:1. In a gas turbine cogeneration device, the hydrogen gas separated by the hydrogen separation device is supplied to generate electricity and to generate steam to be supplied to the steam reforming device.
C01B 3/38 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts
4.
E-FUEL PRODUCTION SYSTEM EQUIPPED WITH POWER GENERATION FACILITY
This e-fuel production system 1a equipped with a power generation facility comprises: a synthesis gas production device 30 that is supplied with green hydrogen gas and DAC carbon dioxide gas recovered from the atmosphere by direct air capture, and produces a synthesis gas having a molar ratio of hydrogen gas to carbon monoxide gas of approximately 2:1; and an FT synthesis device 40 that generates FT crude oil through an FT synthesis reaction of the synthesis gas. The e-fuel production system 1a is equipped with a power generation facility 50 for driving a steam turbine generator 53 with superheated steam generated by burning, using a boiler 51, light diesel oil and residual oil produced through purification of the FT crude oil, and recovers carbon dioxide gas as recovered carbon dioxide gas from exhaust gas discharged from the power generation facility. The synthesis gas production device is supplied with mixed carbon dioxide gas obtained by mixing the recovered carbon dioxide gas and the DAC carbon dioxide gas, and green hydrogen gas in an amount required to produce the synthesis gas together with the mixed carbon dioxide gas, produces the synthesis gas, and sends the synthesis gas to the FT synthesis device. This makes it possible to produce e-fuel in a carbon-neutral manner, at low cost, and with low energy consumption.
This system comprises: a biomass power generation device 10; a carbon dioxide recovery device 25; a device 30 for generating carbon-neutral thermal energy; and an LNG vaporization device 41. The biomass power generation device 10 produces green power, and the carbon dioxide recovery device 25 recovers carbon dioxide generated through biomass power generation. The LNG vaporization device 41 performs heat exchange between stored carbon dioxide which is part of the recovered carbon dioxide and is to be isolated from the atmosphere, and a liquefied natural gas in which the amount of carbon dioxide generated by combustion is smaller by a prescribed ratio than the amount of the stored carbon dioxide, to thereby vaporize and deliver the liquefied natural gas into a carbon-neutral equivalent natural gas, and cool the stored carbon dioxide to a low temperature. Accordingly, it is possible to produce green power, produce carbon-neutral equivalent natural gas for which emission credits can be said to already have been acquired, and cool a stored carbon dioxide to a low temperature at low cost.
This system is provided with a condensing turbine power generation device 10, a carbon dioxide gas recovery device 25, a methanation device 30, a synthetic gas production device 40, a liquid fuel synthesis device 50, and a heat transfer device 58. The carbon dioxide recovery device recovers a biomass-derived carbon dioxide gas generated via biomass power generation by the condensing turbine power generation device. The methanation device produces a carbon neutral methane gas from the recovered biomass-derived carbon dioxide gas and a low-carbon hydrogen gas. The synthetic gas production device produces a synthetic gas from the carbon neutral methane gas. The liquid fuel synthesis device synthesizes a liquid fuel crude oil from the synthetic gas. The heat transfer device transfers, to the carbon dioxide gas recovery device, reaction heat generated when the synthesis gas is synthesized into the liquid fuel crude oil in the liquid fuel synthesis device, and heats a CO2-containing absorbing liquid in a regeneration tower 27. Thus, green electric power and a liquid fuel crude oil can be produced in a carbon neutral state and with energy saving by systematically combining the established technologies.
Provided is a system which can produce a carbon-neutral liquid fuel from a biomass-derived fuel with high efficiency and at low cost. The system is provided with an oxygen-blown power generation device 20, a solid oxide-type electrolysis device 30, and a liquid fuel synthesis device 60, in which the oxygen-blown power generation device 20 burns the biomass-derived fuel with an oxygen gas to output a carbon-neutral electric power and discharge an exhaust gas rich in a carbon dioxide gas, the solid oxide-type electrolysis device 30 generates a synthetic gas composed of a hydrogen gas and a carbon monoxide gas at a molar ratio of about 2:1 on the cathode side 31 and also generates an oxygen gas to be used in the oxygen-blown power generation device 20 on the anode side 32 by using a regenerated energy-derived electric power supplied from a power grid 41, an electric power output from the oxygen-blown power generation device 20, carbon dioxide gas discharged from the oxygen-blown power generation device 20, and high-temperature water vapor produced by heating water vapor supplied from a water vapor supply device 51 by a water vapor reheating device 50, and the liquid fuel synthesis device 60 produces a liquid fuel from the synthetic gas.
In the present invention, water vapor and natural gas, which is produced by vaporizing LNG, are subjected to a water vapor reforming reaction and a shift reaction in the presence of a catalyst, and such reactant becomes a mixed gas that includes hydrogen and carbon dioxide gas. The mixed gas is separated by a hydrogen separation device into hydrogen gas and an off gas, and the hydrogen gas is fed to a hydrogen-using device. The off gas is sent to a combustion furnace as fuel for the heating required for water vapor reforming and is subjected, with oxygen supplied from an oxygen supply device, to a combustion reaction. A combustion exhaust gas that includes carbon dioxide gas and water vapor, after being pre-cooled by a combustion exhaust gas pre-cooling device, is subjected to heat exchange of LNG cold energy with LNG in an LNG vaporization device, the LNG is vaporized into natural gas, the combustion exhaust gas is cooled, the water vapor is condensed and the water content thereof is discharged, resulting in a low-temperature recovered carbon dioxide gas. Due to this configuration, all of the carbon dioxide gas generated during hydrogen production is collected in the combustion exhaust gas arising from combustion of fuel in the combustion furnace of a water vapor reforming device, and the carbon dioxide gas is brought to a low temperature and collected, thus making it possible to reduce liquefaction power for the carbon dioxide gas.
C01B 3/26 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using catalysts
The present invention is a carbon dioxide gas recovery system that comprises: an absorption tower that causes carbon dioxide gas included in exhaust gas to be absorbed by an absorbing liquid to generate a carbon-dioxide-gas-containing absorbing liquid; a regeneration tower that heats the carbon-dioxide-gas-containing absorbing liquid supplied from the absorption tower, and causes the carbon dioxide gas to be released, producing a regenerated absorption liquid; a boiler that heats the regenerated absorption liquid supplied from the regeneration tower, with water vapor for heating and returns the regenerated absorption liquid to the regeneration tower; a heat exchanger that exchanges heat between the regenerated absorption liquid and the carbon-dioxide-gas-containing absorption liquid; a regenerated absorption liquid cooler that pre-cools the regenerated absorption liquid fed from the heat exchanger; an absorption-type heat pump in which a regenerator is heated with steam for driving, the carbon-dioxide-gas-containing absorption liquid heated by the heat exchanger is supplied and fed to the regeneration tower via a heat transfer pipe of an absorber and a heat transfer pipe of a condenser, the regenerated absorption liquid cooled by the heat exchanger and the regenerated absorption liquid cooler, and the regenerated absorption liquid is caused to circulate as absorption liquid to the absorption tower via a heat transfer pipe of an evaporator; and a carbon dioxide gas separator that causes water vapor supplied from the regeneration tower together with carbon dioxide gas to condense, to isolate the carbon dioxide gas.
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
This dual effect use chemical absorption type carbon dioxide recovery system comprises: an absorption tower wherein carbon dioxide contained in a discharged gas is absorbed by an absorption solution to generate a carbon dioxide-containing absorption solution; a high-pressure regeneration tower wherein the carbon dioxide-containing absorption solution supplied from the absorption tower is heated with steam to release a portion of the absorbed carbon dioxide, turning the carbon dioxide-containing absorption solution into a carbon dioxide intermediate concentration absorption solution; a low-pressure regeneration tower wherein the carbon dioxide intermediate concentration absorption solution supplied from the high-pressure regeneration tower is heated to release the remainder of the carbon dioxide remaining in the carbon dioxide intermediate concentration absorption solution, turning the carbon dioxide intermediate concentration absorption solution into a regenerated absorption solution; a first heat exchanger for performing thermal exchange between the regenerated absorption solution supplied from the low-pressure regeneration tower and the carbon dioxide-containing absorption solution supplied from the absorption tower; and a second heat exchanger causing a thermal exchange to occur between the carbon dioxide intermediate concentration absorption solution flowing out of the high-pressure regeneration tower and into the low-pressure regeneration tower, and the carbon dioxide-containing absorption solution flowing out from the first heat exchanger and into the high-pressure regeneration tower.
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
In this system for producing a hydrocarbon using vaporization, at least one of hydrogen and carbon dioxide as a liquefied raw material in a liquid state is fed into a vaporizer at a predetermined flow rate and a predetermined pressure. The vaporizer vaporizes the liquefied raw material into a first raw material gas to feed the same to a reactor tube of a hydrogenation reactor charged with a hydrogenation catalyst. In the hydrogenation reactor, the reactor tube is fed with a first raw material gas and a second raw material gas as a mixed gas composed of a hydrogen gas and a carbon dioxide gas to generate a reaction gas containing a hydrocarbon by a hydrogenation reaction, and a cooling part transfers reaction heat generated by the hydrogenation reaction from the reaction gas to a heat medium to maintain the inside of the reactor tube at a temperature allowing for a hydrogenation catalyst activity. The vaporizer is fed, by the heat medium circulating in the cooling part of the hydrogenation reactor, with an amount of heat necessary for vaporizing the liquefied raw material at the predetermined flow rate into the first raw material gas at the predetermined pressure and the predetermined temperature.
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
A vaporization-utilizing hydrocarbon production system with a power generation facility is configured such that at least one of hydrogen and carbon dioxide is fed in a liquid form and is vaporized with a vaporizer. A mixed gas composed of a hydrogen gas and a carbon dioxide gas flows through a reaction tube in a hydrogeneration reactor under a specified pressure at a specified temperature and a specified mass flow rate, and undergoes a hydrogeneration reaction in the presence of a hydrogeneration reaction catalyst and is thereby chemically converted to a synthetic hydrocarbon gas. High-temperature water that has cooled the reaction tube and has been heated with reaction heat generated as the result of the hydrogeneration reaction and the synthetic hydrocarbon gas that has been generated in the reaction tube are fed to a boiler, and the high-temperature water is vaporized with combustion heat of the synthetic hydrocarbon gas to generate high-pressure steam. The high-pressure steam drives a condensing turbine power generator to generate electric power. The vaporization-utilizing hydrocarbon production system with a power generation facility can be driven with low-carbon-derived electric power generated with the high-pressure steam in the condensing turbine power generator, and can generate the synthetic hydrocarbon gas with a low energy and at low cost.
C07C 1/12 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon from oxides of carbon from carbon dioxide with hydrogen
Provided is a cold water supply system that stores and uses LNG cold heat, the system comprising: an LNG satellite base that, by means of an LNG vaporizer that performs heat exchange of LNG cold heat produced when liquid natural gas is vaporized, generates natural gas to be used in a production facility; a cold water utilization facility that is disposed adjacent to the LNG satellite base and that is provided with a cold water utilization unit that utilizes cold water cooled with the LNG cold heat; a thermal storage tank that is provided between the LNG vaporizer and the cold water utilization facility and stores the LNG cold heat; and a control device that controls so that, when the refrigerating capacity of the LNG vaporizer exceeds the demand for cold heat by the cold water utilization facility, stores, in the thermal storage tank, an amount of LNG cold heat that is the amount of surplus cold heat by which the refrigerating capacity exceeds the demand for cold heat, and when the demand for cold heat by the cold water utilization facility exceeds the refrigerating capacity, supplies the deficient cold heat that is the amount that the refrigerating capacity lacks with respect to the demand for cold heat, from the thermal storage tank to the cold water utilization facility with low temperature cold water.
22-free power and hydrogen from biomass. The system has a power generation device and a hydrogen generation device. The power generation device comprises: a direct-heating gasification device that causes biomass that has been supplied from a biomass supply device to undergo a thermal decomposition/gasification reaction and thereby generates a directly gasified gas; and a heat and power co-supply device that generates heat and power using the directly gasified gas. The hydrogen generation device comprises: an indirect-heating gasification device that uses the combustion of a heating gas to indirectly heat steam and biomass-derived carbides that include an unreacted char-containing gasification residue from the thermal decomposition/gasification reaction and steam reforms the biomass-derived carbides to generate a hydrogen-rich gasified gas; a gas cooler that exchanges heat between the hydrogen-rich gasified gas and water to cool the hydrogen-rich gasified gas and to evaporate the water and supply steam to the indirect-heating gasification device; and a hydrogen separation device that separates hydrogen from the cooled hydrogen-rich gasified gas.
C01B 3/02 - Production of hydrogen or of gaseous mixtures containing hydrogen
C10J 3/00 - Production of gases containing carbon monoxide and hydrogen, e.g. synthesis gas or town gas, from solid carbonaceous materials by partial oxidation processes involving oxygen or steam
15.
HIGH-TEMPERATURE EXHAUST GAS GENERATION DEVICE COMBINED CYCLE POWER GENERATION SYSTEM
This high-temperature exhaust gas generation device combined cycle power generation system comprises: a power generation device which generates a high-temperature exhaust gas; an exhaust heat recovery steam boiler which generates water vapor via an exhaust gas discharged from a high-temperature exhaust gas generation device of the power generation device that generates a high-temperature exhaust gas; a back pressure steam rotary prime mover generation device which drives a generator to generate power via a back pressure steam rotary prime mover that is rotationally driven by the water vapor supplied from the exhaust heat recovery steam boiler; a binary power generation device in which back pressure steam delivered from the back pressure steam rotary prime mover exchanges heat with a medium and evaporates the medium, and the generator is driven by a medium steam turbine that is rotatably driven by medium steam to generate power; and a reflux circuit which returns condensed water flowing out of an evaporator of the binary power generation device to a water supply port of the exhaust heat recovery steam boiler.
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F01K 25/10 - Plants or engines characterised by use of special working fluids, not otherwise provided forPlants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
22 emissions. In the low-carbon type energy supply system, an indirect heating type gasification furnace that produces gasification gas using fuel containing at least biomass, a circulating fluidized bed boiler that produces superheated steam using fuel containing at least biomass, a condensing turbine power generation device, a gasification gas utilization device and the like are organically combined and integrated.
F01K 7/34 - Steam engine plants characterised by the use of specific types of enginePlants or engines characterised by their use of special steam systems, cycles or processesControl means specially adapted for such systems, cycles or processesUse of withdrawn or exhaust steam for feed-water heating the engines being of extraction or non-condensing typeUse of steam for feed-water heating
F01K 17/06 - Returning energy of steam, in exchanged form, to process, e.g. use of exhaust steam for drying solid fuel of plant
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
17.
SYNTHETIC GAS PRODUCTION SYSTEM FOR LOW-CARBON FT SYNTHETIC OIL PRODUCTION
This synthetic gas production system for low-carbon FT synthetic oil production is provided with: a biomass-derived gasified gas supply device which supplies a gasified gas that contains at least a biomass-derived gasified gas; a hydrogen separation device which separates the aforementioned gasified gas that contains at least a biomass-derived gasified gas into hydrogen and a first off-gas; a carbon monoxide separation device which separates the first off gas into carbon monoxide and a second off gas; and a mixing device which obtains a synthetic gas by mixing the hydrogen separated in the hydrogen separation device and the carbon monoxide separated in the carbon monoxide separation device such that the molar ratio of hydrogen to carbon monoxide is a target value.
C10K 3/00 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
18.
SYNTHETIC GAS PRODUCTION SYSTEM FOR LOW-CARBON FT SYNTHETIC OIL PRODUCTION
In this synthetic gas production system for low-carbon FT synthetic oil production, there are two types of fuel gas, a fuel gas that is rich in carbon monoxide and a fuel gas that can provide hydrogen; carbon monoxide is separated and hydrogen is secured from these two types of fuel gas, and a mixing device is provided which creates a synthetic gas by blending the separated carbon monoxide and the secured hydrogen such that the molar ratio of hydrogen to carbon monoxide is a target value. The capacity ratio in a standard state of the two types of fuel gas is set on the basis of the aforementioned target value and the proportion of carbon monoxide and the proportion of hydrogen contained in the fuel gas that is rich in carbon monoxide and the fuel gas that can provide hydrogen.
C10K 3/00 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
19.
SYNTHETIC GAS PRODUCTION SYSTEM FOR PRODUCING FT SYNTHETIC OIL, METHANOL, OR DME
Provided is a synthetic gas production system for producing an FT synthetic oil, methanol, or DME, the system being equipped with: a first gas supply part for supplying a first gas which includes at least a hydrogen gas among a hydrogen gas and a carbon monoxide gas; a second gas supply part for supplying a second gas which includes at least one among a hydrogen gas and a carbon monoxide gas; and a mixing device for mixing the hydrogen gas and the carbon monoxide gas, which are included in the first gas and the second gas supplied from the first gas supply part and the second gas supply part, such that the molar ratio of hydrogen to carbon monoxide becomes a target value, wherein a fuel gas used in the first gas supply part is a low-carbon bio gas or a coke oven gas.
C01B 3/34 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
C10K 3/00 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
20.
APPARATUS FOR COOLING GASIFIED GAS AND REMOVING TAR
This apparatus main body for cooling gasified gas and removing tar comprises: a cooling device that cools high-temperature gasified gas to a medium temperature; a steam spraying device that makes the gasified gas cooled to the medium temperature contain steam therein; a cooling and condensing device that cools the gasified gas containing the steam to a low temperature, condenses tar and the steam, and drops the condensed tar and stream into turbid liquid stored in a storage part; an eliminator that collects the tar and water carried over and remaining in the gasified gas that has passed through the cooling and condensing device; a liquid level holding device that holds a liquid level of the turbid liquid stored in the storage part at a predetermined position; and a gas cooling/cooling heat recovery circuit that cools the gasified gas and recovers cooling heat.
This apparatus main body for cooling a gasified gas and removing tar comprises: a cooling device that cools high-temperature gasified gas to a medium temperature; a water spraying device that sprays steam or spray water into the gasified gas cooled to the medium temperature to make the gasified gas cooled to the medium temperature contain the steam therein; a cooling and condensing device that cools the gasified gas containing the steam to a low temperature, condenses tar and the steam, and drops the condensed tar and steam into turbid liquid stored in a storage part; a liquid level holding device that holds a liquid level of the turbid liquid stored in the storage part at a predetermined position; and a gas cooling/cooling heat recovery circuit that supplies cooling water to an inlet of a condensing coil of the cooling and condensing device, supplies the steam flowing out of an outlet to an inlet of a cooling coil of the cooling device, and supplies superheated steam flowing out of the outlet to a superheated steam using device.
Provided is a circulating fluidized bed boiler plant provided with an indirect heating-type gasification furnace with which it is possible to improve energy efficiency in the gasification process, reduce plant construction costs, reduce the size of the plant, reduce the area necessary for plant installation, and reduce the power required for the plant. The plant is provided with a circulating fluidized bed boiler, an indirect heating-type gasification furnace, and a thermal medium transfer unit that spans between and connects to the circulating fluidized bed boiler and the indirect heating-type gasification furnace.
F22B 1/18 - Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
F23C 10/10 - Apparatus in which combustion takes place in a fluidised bed of fuel or other particles with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases the separation apparatus being located outside the combustion chamber
F23G 5/027 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of waste or low-grade fuels including pretreatment pyrolising or gasifying
23.
GASIFICATION SYSTEM INCLUDED IN POWER GENERATING FACILITY
Provided is a gasification system included in a power generating facility capable of improving the energy efficiency of the gasification process and can in addition generate power more efficiently. The gasification system included in a power generating facility is equipped with: a gasification facility; a power generating facility; and a thermal energy supply unit that mutually connects the gasification facility and the power generating facility and mutually supplies thermal energy generated during gasification in the gasification facility and thermal energy generated during power generation in the power generating facility P2.
[PROBLEMS] To provide a fermentation tank for batchwise dry methane fermentation which is excellent in airtight closeness, can generates an elevated gas pressure, has a simple structure, requires only a low equipment cost, can be easily maintained, requires only a low running cost and, therefore, is totally advantageous from the economical viewpoint. [MEANS FOR SOLVING PROBLEMS] A fermentation tank (10) for dry methane fermentation comprising a fermentation tank body (1) for containing the material (52) to be fermented and a cover (2) for closing an opening (11) formed in the upper part of the fermentation tank body, wherein the fermentation tank body is provided with no agitating member. Further, neither an inlet for the material to be fermented nor a hole for withdrawing the fermented matters is formed on the bottom and surrounding walls thereof. Supply of the material (52) to be fermented and withdrawal of the fermented matters (51) are both conducted through the opening (11) in the upper part of the fermentation tank body. A liquid-pooling part (3) is provided surrounding the entire periphery of the opening (11) in the upper part of the fermentation tank body. The cover (2) is detachable as a whole to the fermentation tank body (1). When the cover (2) is placed on the fermentation tank body (1), the entire periphery (21) of the cover (2) is submerged in the liquid contained in the liquid-pooling part.
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