WO2015080454A1 - Système pour accroître la production d'une centrale électrique à gaz à stockage flottant - Google Patents

Système pour accroître la production d'une centrale électrique à gaz à stockage flottant Download PDF

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Publication number
WO2015080454A1
WO2015080454A1 PCT/KR2014/011396 KR2014011396W WO2015080454A1 WO 2015080454 A1 WO2015080454 A1 WO 2015080454A1 KR 2014011396 W KR2014011396 W KR 2014011396W WO 2015080454 A1 WO2015080454 A1 WO 2015080454A1
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WIPO (PCT)
Prior art keywords
gas
glycol water
heat exchange
air
turbine
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PCT/KR2014/011396
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English (en)
Korean (ko)
Inventor
장윤아
최동규
최정호
유창열
김원석
Original Assignee
대우조선해양 주식회사
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Priority claimed from KR1020130145076A external-priority patent/KR101537275B1/ko
Priority claimed from KR1020130145077A external-priority patent/KR101537274B1/ko
Application filed by 대우조선해양 주식회사 filed Critical 대우조선해양 주식회사
Publication of WO2015080454A1 publication Critical patent/WO2015080454A1/fr
Priority to PH12016500982A priority Critical patent/PH12016500982A1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
    • F02C3/22—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products the fuel or oxidant being gaseous at standard temperature and pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/22—Fuel supply systems
    • F02C7/224—Heating fuel before feeding to the burner

Definitions

  • the present invention relates to a method of increasing the output of a floating storage gas power plant that can store liquefied natural gas in a fuel tank of a floating structure at sea and produce electric power using the liquefied gas. More specifically, a gas turbine The present invention relates to a system for increasing the output of a suspended storage gas power plant that can increase the power efficiency by cooling the air supplied to the air.
  • gas power generation is limited because development is possible only when gas infrastructure such as gas storage is installed on land.
  • Onshore thermal power plant has a problem that the initial installation cost of the facility increases because the volume is too large, there is a problem that the consumption of buildings, piping, materials increases as the facilities and systems are independently located in a separate building.
  • FSRU Floating Storage Re-gasfication Unit
  • the present invention provides an indirect heat exchange system of liquefied gas and glycol water introduced into a vaporizer, or a direct heat exchange system of liquefied gas and atmospheric air introduced into a vaporizer in supplying air to a compressor of a gas turbine. Or by using a mixed system of the above two heat exchange systems, it is possible to supply the air flowing into the compressor of the gas turbine at low temperature and high density to increase the output efficiency of the gas storage plant.
  • the purpose is to provide.
  • the present invention provides an electric power using a fuel tank installed in a floating structure for storing and supplying liquefied gas, a vaporizer for vaporizing the liquefied gas of the fuel tank, and a fuel gas supplied from the vaporizer.
  • the gas power plant having a gas turbine for producing a gas
  • the air flowing into the gas turbine is heat-exchanged with the liquefied gas by a heat exchange means to provide a system for increasing the output of the floating storage gas power plant is supplied in a low temperature and high density state.
  • the heat exchange means may include an indirect heat exchange system using glycol water, or a direct heat exchange system of liquefied gas and atmospheric air introduced into the vaporizer, or a mixed system using the indirect heat exchange system and the direct heat exchange system.
  • the indirect heat exchange system using glycol water includes: a glycol water circulation line through which glycol water circulates; A glycol water tank to which the glycol water circulation line is connected and storing glycol water; A circulation pump for circulating by pumping glycol water through the glycol water circulation line; A heat exchanger installed in the glycol water circulation line to heat exchange with liquefied gas using glycol water; And a cooler for converting the low temperature glycol water passing through the heat exchanger into the gas turbine into low temperature high density air.
  • the direct heat exchange system of the liquefied gas and air the air supply line for introducing air to the compressor of the gas turbine; And a heat exchanger connected to the vaporizer to heat exchange the air introduced into the air supply line with the liquefied gas.
  • the mixing system includes an air supply line for introducing air into the compressor of the gas turbine; A first heat exchanger connected to the vaporizer to heat exchange the air introduced into the air supply line with the liquefied gas; Glycol water circulation line through which glycol water circulates; A glycol water tank to which the glycol water circulation line is connected and storing glycol water; A circulation pump for circulating by pumping glycol water through the glycol water circulation line; A second heat exchanger installed in the glycol water circulation line to heat exchange with liquefied gas using glycol water; And a cooler for converting the low temperature glycol water passing through the second heat exchanger into the gas turbine to a low temperature high density.
  • the gas turbine includes a combustor for combusting the fuel gas provided by the vaporizer; A compressor providing the combustor with low temperature and high density compressed air for combustion of fuel gas; A turbine generating power while rotating by using a force generated by fuel gas combustion in the combustor; And a generator for producing electric power using the rotational force of the turbine.
  • the gas turbine may be connected to a waste heat recovery steam generator that generates steam by recovering waste heat of the hot gas discharged from the gas turbine, and the waste heat recovery steam generator uses power supplied from the waste heat recovery steam generator to supply the steam.
  • the steam turbine to be produced is connected, the generator may be connected to the steam turbine.
  • the present invention can produce electric power by using the liquefied gas stored in the floating structure of the sea, indirect heat exchange system of the liquefied gas and glycol water introduced into the vaporizer in supplying air to the compressor of the gas turbine , Or by using a heat exchange system of the liquefied gas flowing into the vaporizer and the atmospheric air, or a mixed system of the two heat exchange systems, supplying the gas to the compressor of the gas turbine at a low temperature and high density. Output efficiency can be increased.
  • FIG. 1 is a block diagram showing a floating storage gas power plant of the present invention
  • FIG. 2 is a block diagram of an output increase system according to a first embodiment of the present invention, which is used to supply an air to a compressor of a gas turbine, using an indirect heat exchange system of liquefied gas and glycol water introduced into a vaporizer.
  • FIG. 2 is a block diagram of an output increase system according to a first embodiment of the present invention, which is used to supply an air to a compressor of a gas turbine, using an indirect heat exchange system of liquefied gas and glycol water introduced into a vaporizer.
  • FIG. 3 is a side configuration diagram showing an output increasing system according to a first embodiment of the present invention.
  • FIG. 4 is a configuration diagram of an output increase system according to a second embodiment of the present invention, in which an output increase system using a direct heat exchange system between liquefied gas and atmospheric air introduced into a vaporizer in supplying air to a compressor of a gas turbine is shown.
  • an output increase system using a direct heat exchange system between liquefied gas and atmospheric air introduced into a vaporizer in supplying air to a compressor of a gas turbine is shown.
  • Figure 5 is a side configuration view showing an output increase system according to a second embodiment of the present invention.
  • FIG. 6 is a configuration diagram of a power increase system according to a third embodiment of the present invention, indirectly exchanging a liquefied gas and glycol water with a liquefied gas introduced into a vaporizer to supply air to a gas turbine, and a liquefied gas with air directly Drawing of the power increase system using the mixed system which mixed the heat exchange system
  • FIG. 7 is a block diagram showing an output increase system according to a fourth embodiment of the present invention.
  • the present invention uses a fuel tank installed in a floating structure for storing and supplying liquefied gas, a vaporizer for vaporizing the liquefied gas of the fuel tank, and a fuel gas supplied from the vaporizer
  • the air flowing into the gas turbine is configured to be heat-exchanged with the liquefied gas by a heat exchange means to be supplied at a low temperature and high density, whereby the air flows into the compressor of the gas turbine. It is configured to increase the output efficiency of the gas turbine by supplying at a low temperature and high density.
  • the heat exchange means may include an indirect heat exchange system using glycol water, or a direct heat exchange system of liquefied gas and atmospheric air introduced into the vaporizer, or a mixed system using the indirect heat exchange system and the direct heat exchange system.
  • glycol water circulation line through which glycol water circulates;
  • a glycol water tank to which the glycol water circulation line is connected and storing glycol water;
  • a circulation pump for circulating by pumping glycol water through the glycol water circulation line;
  • a heat exchanger installed in the glycol water circulation line to heat exchange with liquefied gas using glycol water;
  • a cooler for converting the low temperature glycol water passing through the heat exchanger into the gas turbine into low temperature high density air.
  • the direct heat exchange system of the liquefied gas and air the air supply line for introducing air to the compressor of the gas turbine; And a heat exchanger connected to the vaporizer to heat exchange the air introduced into the air supply line with the liquefied gas.
  • the mixing system includes an air supply line for introducing air into the compressor of the gas turbine; A first heat exchanger connected to the vaporizer to heat exchange the air introduced into the air supply line with the liquefied gas; Glycol water circulation line through which glycol water circulates; A glycol water tank to which the glycol water circulation line is connected and storing glycol water; A circulation pump for circulating by pumping glycol water through the glycol water circulation line; A second heat exchanger installed in the glycol water circulation line to heat exchange with liquefied gas using glycol water; And a cooler for converting the low temperature glycol water passing through the second heat exchanger into the gas turbine to a low temperature high density.
  • the gas turbine includes a combustor for combusting the fuel gas provided by the vaporizer; A compressor providing the combustor with low temperature and high density compressed air for combustion of fuel gas; A turbine generating power while rotating by using a force generated by fuel gas combustion in the combustor; And a generator for producing electric power using the rotational force of the turbine.
  • the gas turbine may be connected to a waste heat recovery steam generator that generates steam by recovering waste heat of the hot gas discharged from the gas turbine, and the waste heat recovery steam generator uses power supplied from the waste heat recovery steam generator to supply the steam.
  • the steam turbine to be produced is connected, the generator may be connected to the steam turbine.
  • FIG. 1 is a block diagram showing a floating storage gas power plant of the present invention.
  • the floating storage gas power plant of the present invention vaporizes a fuel tank 10 installed in a floating structure 1 and a liquefied gas of the fuel tank 10 to store and supply liquefied gas.
  • the vaporizer 20 and the gas turbine 30 which produces electric power using the fuel gas supplied from the said vaporizer 20 are provided.
  • the gas turbine 30 includes a combustor 31 for combusting the fuel gas provided by the vaporizer 20, a compressor 32 for providing the combustor 31 with compressed air of low temperature and high density for combustion of the fuel gas; And a turbine 33 that generates power while rotating by using a force generated by fuel gas combustion in the combustor 31, and a generator 34 that generates power by using the rotational force of the turbine 33.
  • the compressor 32 may be composed of a compressor of a single type composed of one compressor, as well as a compressor of a multistage type composed of a plurality of low pressure compressors and a high pressure compressor.
  • the gas turbine 30 may be connected to a waste heat recovery steam generator 40 that generates steam by recovering waste heat of the hot gas discharged from the gas turbine 30, and the waste heat recovery steam generator 40 is connected to the waste heat recovery steam generator 40.
  • a steam turbine 51 for producing electric power using steam supplied from the recovered steam generator 40 may be connected, and a generator 52 may be connected to the steam turbine 51.
  • the condenser 70 is configured to cool the steam using sea water to convert the water into water, and the converted water is stored in the water storage tank 80 to replenish water required by the waste heat recovery steam generator 40.
  • the air flowing into the compressor 32 of the gas turbine 30 is configured to be heat-exchanged with the liquefied gas by heat exchange means and supplied at a low temperature and high density to the compressor 32 of the gas turbine 30. It is configured to increase the output efficiency of the gas turbine 30 by supplying the incoming air at a low temperature and high density.
  • the heat exchange means includes an indirect heat exchange system using glycol water, or a direct heat exchange system of liquefied gas and atmospheric air introduced into the vaporizer 20, or a mixed system in which the indirect heat exchange system and the direct heat exchange system are mixed. do.
  • the power increase system using an indirect heat exchange system of liquefied gas and glycol water in the first embodiment of the present invention, the power increase system using a direct heat exchange system with liquefied gas and atmospheric air, in the third embodiment, an output increase system using a mixed system of the above two systems and a fourth embodiment will be described and described.
  • FIG. 2 is a block diagram of an output increase system according to a first embodiment of the present invention, which is used to supply an air to a compressor of a gas turbine, using an indirect heat exchange system of liquefied gas and glycol water introduced into a vaporizer.
  • 3 is a side configuration diagram showing an output increasing system according to a first embodiment of the present invention.
  • the power increase system 100 the glycol water circulation line 110 through which glycol water (Glycol water) circulates;
  • a glycol water tank 120 connected to the glycol water circulation line 110 and storing glycol water;
  • a circulation pump 130 for circulating by pumping glycol water through the glycol water circulation line 110;
  • a heat exchanger 140 installed in the glycol water circulation line 110 to exchange heat with liquefied gas using glycol water;
  • a cooler 150 for converting the low temperature glycol water passing through the heat exchanger 140 into the low temperature high density air into the gas turbine 30.
  • the glycol water circulation line 110 is a pipeline through which glycol water circulates, and is connected to the glycol water tank 120.
  • the evaporator 20 and the inlet of the compressor 32 are arranged long.
  • the circulation pump 130 is installed in the middle of the glycol water circulation line 110 to pump and circulate glycol water.
  • the heat exchanger 120 serves to cool down the glycol water circulated in the vaporizer 20 to a low temperature by heat exchange with the liquefied gas, the cooler 150 is a low temperature glycol through the heat exchanger 140 Through the heat exchange between the water and the atmospheric air introduced into the compressor 32 of the gas turbine 30, the atmospheric air is converted into a low temperature and high density to supply the gas turbine 30.
  • the gas turbine 30 provides a combustor 31 for combusting the fuel gas provided by the vaporizer 20, and provides the combustor 31 with low temperature and high density compressed air for combustion of fuel gas.
  • the generator 32 generates power while rotating by using the force generated by the combustion of fuel gas in the compressor 32, the combustor 31, and the generator that generates electric power by using the rotational force of the turbine 33. (34).
  • the compressor 32 may be composed of a compressor of one type composed of one compressor as well as a compressor of a multistage type composed of a plurality of low pressure and high pressure compressors.
  • the gas turbine 30 may be connected to a waste heat recovery steam generator 40 that generates steam by recovering waste heat of the hot gas discharged from the gas turbine 30, and the waste heat recovery steam generator 40 is connected to the waste heat recovery steam generator 40.
  • a steam turbine 51 for producing electric power using steam supplied from the recovered steam generator 40 may be connected, and a generator 52 may be connected to the steam turbine 51.
  • the condenser 70 is configured to cool the steam using sea water to convert the water into water, and the converted water is stored in the water storage tank 80 to replenish water required by the waste heat recovery steam generator 40.
  • the liquefied gas of the fuel tank 10 is vaporized by the vaporizer 20 and then supplied to the combustor 31 of the gas turbine 30, and atmospheric air is compressed by the compressor 32 and then supplied to the combustor 30. do.
  • the fuel gas and the compressed air introduced into the combustor 31 are mixed and combusted, and the turbine 33 is rotated by using the explosive force of the gas generated during combustion, and the generator (using the rotational force of the turbine 33) is used. 34) to produce electricity.
  • the circulation pump 130 is driven to convert the atmospheric air flowing into the compressor 32 into a low temperature high density to increase the output efficiency.
  • the glycol water circulation line (110) By circulating the glycol water of the glycol water tank 120 through the glycol water circulation line (110).
  • the glycol water is cooled while passing through the heat exchanger 140 installed on the vaporizer side, the cooled glycol water is passed through the cooler 150, the atmospheric air is introduced into the cooler 150, the cooler 150 Atmospheric air is cooled by heat exchange at, whereby low temperature and high density air is supplied to the compressor 32 of the gas turbine 30.
  • the power generation efficiency of the gas turbine 30 may be increased to increase output.
  • the waste heat recovery steam generator 40 generates steam by using a heat source of hot gas generated from the gas turbine 30, that is, waste heat, and drives the steam turbine 51 by using the steam to operate the steam turbine 51.
  • the rotation force is used to produce electricity in the generator 52.
  • the condenser 70 cools steam using sea water to convert the water into water, and the converted water is stored in the water storage tank 80 to replenish water needed in the waste heat recovery steam generator 40.
  • Figure 4 is a configuration diagram of the power increase system according to a second embodiment of the present invention, the power increase using a direct heat exchange system of the liquefied gas flowing into the vaporizer and the atmospheric air in supplying air to the compressor of the gas turbine 5 is a diagram illustrating a system
  • FIG. 5 is a side view illustrating an output increasing system according to a second exemplary embodiment of the present invention.
  • the power increase system 200 includes an air supply line 210 for introducing air into the compressor 32 of the gas turbine 30. And a heat exchanger 220 connected to the vaporizer 20 to heat exchange the air introduced into the air supply line 210 with the liquefied gas.
  • atmospheric air is introduced into the air supply line 210, and the heat exchanger 220 is introduced into the air supply line 210 through heat exchange with the liquefied gas introduced into the vaporizer 20. Cool down. The cooled air is converted to low temperature and high density and then supplied to the compressor 32 of the gas turbine 30.
  • the gas turbine 30 includes a combustor 31 for combusting the fuel gas provided by the vaporizer 20, a compressor 32 for providing the combustor 31 with compressed air of low temperature and high density for combustion of the fuel gas; A turbine 33 generating power while rotating by using a force generated by fuel gas combustion in the combustor 31, and a generator 34 generating electric power by using the rotational force of the turbine 33.
  • the compressor 32 may be composed of a compressor of one type composed of one compressor, as well as a compressor of a multistage type composed of a low pressure compressor and a high pressure compressor.
  • the gas turbine 30 may be connected to a waste heat recovery steam generator 40 that generates steam by recovering waste heat of the hot gas discharged from the gas turbine 30, and the waste heat recovery steam generator 40 is connected to the waste heat recovery steam generator 40.
  • a steam turbine 51 for producing electric power using steam supplied from the recovered steam generator 40 may be connected, and a generator 52 may be connected to the steam turbine 51.
  • the condenser 70 is configured to cool the steam using sea water to convert the water into water, and the converted water is stored in the water storage tank 80 to replenish water required by the waste heat recovery steam generator 40.
  • the liquefied gas of the fuel tank 10 is vaporized by the vaporizer 20 and then supplied to the combustor 31 of the gas turbine 30, and atmospheric air is compressed by the compressor 32 and then supplied to the combustor 30. do.
  • the fuel gas and the compressed air introduced into the combustor 31 are mixed and combusted, and the turbine 33 is rotated by using the explosive force of the gas generated during combustion, and the generator (using the rotational force of the turbine 33) is used. 34) to produce electricity.
  • the air supply line 210 inside the air supply line 210 to increase the output efficiency by converting the atmospheric air flowing into the compressor 32 to a low temperature high density
  • the atmospheric air introduced into is cooled through heat exchange with the liquefied gas introduced into the vaporizer 20 while passing through the heat exchanger 220, converted to low temperature and high density, and then supplied to the compressor 32 of the gas turbine 30. .
  • the power generation efficiency of the gas turbine 30 may be increased to increase output.
  • the waste heat recovery steam generator 40 generates steam by using a heat source of hot gas generated from the gas turbine 30, that is, waste heat, and drives the steam turbine 51 by using the steam to operate the steam turbine 51.
  • the rotation force is used to produce electricity in the generator 52.
  • the condenser 70 cools steam using sea water to convert the water into water, and the converted water is stored in the water storage tank 80 to replenish water needed in the waste heat recovery steam generator 40.
  • FIG. 6 is a configuration diagram of a power increase system according to a third embodiment of the present invention, in which a direct heat exchange system of liquefied gas and glycol water introduced into a vaporizer in supplying air to a gas turbine, liquefied gas and atmospheric air, and A diagram of a power increase system using a hybrid system in which an indirect heat exchange system is used.
  • the power increasing system 300 includes an air supply line 310 flowing into the compressor 32 of the gas turbine 30, and the air supply line ( A first heat exchanger 320 for heat-exchanging air introduced into 310 with liquefied gas, and a glycol water circulation line 330 through which glycol water is circulated; A glycol water tank 340 to which the glycol water circulation line 330 is connected and in which glycol water is stored; A circulation pump 350 which pumps and circulates glycol water through the glycol water circulation line 330; A second heat exchanger 360 installed in the glycol water circulation line 330 to exchange heat with liquefied gas using glycol water; And a cooler 370 for converting the low temperature glycol water passing through the second heat exchanger 360 into the gas turbine 30 to a low temperature high density.
  • atmospheric air is introduced into the air supply line 310, and the first heat exchanger 320 is the liquefied gas introduced into the vaporizer 20.
  • the air introduced into the air supply line 310 is primarily cooled through heat exchange with the heat exchanger.
  • the cooled air is converted to low temperature and then flows into the gas turbine 30.
  • the glycol water stored in the glycol water tank 340 circulates the glycol water circulation line 330 by pumping the circulation pump 350, heat exchanges with the second heat exchanger 360, and the cooler 370 is the air.
  • the low temperature air flowing from the supply line 310 is converted into low temperature high density air again and configured to supply the compressor 32 of the gas turbine 30.
  • the liquefied gas of the fuel tank 10 is vaporized by the vaporizer 20 and then supplied to the combustor 31 of the gas turbine 30, and atmospheric air is compressed by the compressor 32 and then supplied to the combustor 30. do.
  • the fuel gas and the compressed air introduced into the combustor 31 are mixed and combusted, and the turbine 33 is rotated by using the explosive force of the gas generated during combustion, and the generator (using the rotational force of the turbine 33) is used. 34) to produce electricity.
  • the air supply line 310 inside the air supply line 310 to increase the output efficiency by converting the atmospheric air flowing into the compressor 32 to a low temperature high density
  • the atmospheric air is introduced into the furnace, and the first heat exchanger 320 primarily cools the air introduced into the air supply line 310 through heat exchange with the liquefied gas introduced into the vaporizer 20.
  • the cooled air is introduced into the gas turbine 30 after being converted to low temperature.
  • the glycol water stored in the glycol water tank 340 circulates the glycol water circulation line 330 and heat exchanges with the second heat exchanger 360 by pumping the circulation pump 350, and the cooler 370 supplies the air.
  • the low temperature air introduced from the line 310 is converted into low temperature high density air and supplied to the compressor 32 of the gas turbine 30.
  • the power generation efficiency of the gas turbine 30 may be further increased to increase the output.
  • the waste heat recovery steam generator 40 generates steam by using a heat source of hot gas generated from the gas turbine 30, that is, waste heat, and drives the steam turbine 51 by using the steam to operate the steam turbine 51.
  • the rotation force is used to produce electricity in the generator 52.
  • the condenser 70 cools steam using sea water to convert the water into water, and the converted water is stored in the water storage tank 80 to replenish water needed in the waste heat recovery steam generator 40.
  • FIG. 7 is a configuration diagram showing an output increase system according to a fourth embodiment of the present invention, in which a main air supply duct 410 is installed at the inlet side of the compressor 32 (see FIG. 1) of the gas turbine 30.
  • the outer circumferential surface of the main air supply duct 410 is wound around the liquefied gas transport pipe 420 to cool the air introduced into the supply duct 410 through heat exchange with the liquefied gas flowing through the liquefied gas transport pipe 420.
  • Sub air supply duct 411 may also be installed in parallel for maintenance of the main air supply duct 410.
  • the waste heat recovery steam generator 40 generates steam by using a heat source of hot gas generated from the gas turbine 30, that is, waste heat, and drives the steam turbine 51 by using the steam to operate the steam turbine 51.
  • the rotation force may be used to produce electricity in the generator 52.
  • the present invention can produce power by using the liquefied gas stored in the floating structure of the sea, and indirect heat exchange system of liquefied gas and glycol water introduced into the vaporizer in the supply of air to the compressor of the gas turbine, or is introduced into the vaporizer
  • indirect heat exchange system of liquefied gas and glycol water introduced into the vaporizer in the supply of air to the compressor of the gas turbine, or is introduced into the vaporizer

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)

Abstract

La présente invention concerne un procédé pour accroître la production d'une centrale électrique à gaz à stockage flottant, qui est apte à stocker un gaz naturel liquéfié dans un réservoir de combustible d'une structure marine flottante et à produire de l'énergie à l'aide du gaz liquéfié, et l'énergie peut ainsi être produite à l'aide du gaz liquéfié stocké dans la structure marine flottante et, lorsque de l'air est fourni au compresseur de la turbine à gaz, un rendement de production d'une turbine à gaz peut être accru en fournissant de l'air à haute densité à basse température qui circule dans le compresseur de la turbine à gaz par l'utilisation d'un système d'échange de chaleur indirect d'eau glycolée et du gaz liquéfié qui circule dans un carburateur, ou d'un système d'échange de chaleur direct d'air atmosphérique et du gaz liquéfié qui circule dans le carburateur, ou d'un système combiné des deux systèmes d'échange de chaleur mentionnés ci-dessus.
PCT/KR2014/011396 2013-11-27 2014-11-26 Système pour accroître la production d'une centrale électrique à gaz à stockage flottant WO2015080454A1 (fr)

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PH12016500982A PH12016500982A1 (en) 2013-11-27 2016-05-26 System for increasing output of floating storage gas power plant

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KR1020130145076A KR101537275B1 (ko) 2013-11-27 2013-11-27 부유 저장식 가스 발전플랜트 및 그 가스 발전플랜트의 출력증대 장치
KR1020130145077A KR101537274B1 (ko) 2013-11-27 2013-11-27 부유 저장식 가스 발전플랜트 및 그 가스 발전플랜트의 출력증대 장치
KR10-2013-0145077 2013-11-27
KR10-2013-0145076 2013-11-27

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
US11287089B1 (en) * 2021-04-01 2022-03-29 Air Products And Chemicals, Inc. Process for fueling of vehicle tanks with compressed hydrogen comprising heat exchange of the compressed hydrogen with chilled ammonia

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