CN113202577A - Hydrogen fuel combined cycle power plant - Google Patents

Hydrogen fuel combined cycle power plant Download PDF

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Publication number
CN113202577A
CN113202577A CN202110440127.5A CN202110440127A CN113202577A CN 113202577 A CN113202577 A CN 113202577A CN 202110440127 A CN202110440127 A CN 202110440127A CN 113202577 A CN113202577 A CN 113202577A
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China
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communicated
expander
channel
evaporator
compressor
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CN202110440127.5A
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Chinese (zh)
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李鸿瑞
李华玉
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Individual
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
    • F01K7/02—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being of multiple-expansion type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
    • F01K17/02—Using steam or condensate extracted or exhausted from steam engine plant for heating purposes, e.g. industrial, domestic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
    • F01K23/02—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
    • F01K23/06—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
    • F01K23/10—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
    • F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours

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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

The invention provides a hydrogen fuel combined cycle power device, and belongs to the technical field of energy and power. The condenser is provided with a condensate pipeline, the evaporator is communicated with the combustor through a circulating pump, the evaporator is provided with a steam channel, the compressor is provided with a steam channel, the combustor is communicated with the combustor, the outside of the compressor is provided with a hydrogen channel and an oxygen channel, respectively, or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel, respectively, the combustor is communicated with the combustor, the combustor is also provided with a steam channel, which is communicated with the expander, the expander is also provided with a low-pressure steam channel, the evaporator is provided with a low-pressure steam channel, which is communicated with the evaporator, the compressor and the second expander, the second expander is also provided with a low-pressure steam channel, which is communicated with the condenser, and the condenser is also provided with a condensate channel, which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form the hydrogen fuel combined cycle power device.

Description

Hydrogen fuel combined cycle power plant
The technical field is as follows:
the invention belongs to the technical field of energy and power.
Background art:
cold demand, heat demand and power demand, which are common in human life and production; among them, the conversion of thermal energy into mechanical energy is an important way to obtain and provide power. Among the fuels, hydrogen is a high-quality energy source; for the purpose of utilizing hydrogen as fuel to realize heat work change, air combustion supporting is the most easily adopted means for people, but the combustion products contain nitrogen oxides which are substances polluting the environment; for this reason, it is sought to use pure oxygen to support combustion to avoid the generation and emission of any pollutants. When pure oxygen combustion is carried out by taking hydrogen fuel as source energy to obtain power, high-efficiency utilization is a fundamental requirement, and the power is realized by a combined power cycle device.
People need to simply, actively, safely and efficiently utilize hydrogen fuel to obtain power, and considering that water vapor has the dual advantages of low-temperature condensation heat release and high-temperature-changing heat absorption as a circulating medium, and the hydrogen-oxygen combustion product is also the water vapor, the invention provides the hydrogen-fuel combined circulating power device which has high heat efficiency and strong safety, is suitable for hydrogen-oxygen combustion, flexibly determines circulating working parameters, and ensures that a circulating working medium is consistent with a fuel product.
The invention content is as follows:
the invention mainly aims to provide a hydrogen fuel combined cycle power device, and the specific invention contents are explained in different sections as follows:
1. the hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser and an evaporator; the condenser is provided with a condensate pipeline, the evaporator is communicated with the combustor through a circulating pump, the evaporator is provided with a steam channel, the compressor is provided with a steam channel, the combustor is communicated with the combustor, the outside of the compressor is provided with a hydrogen channel and an oxygen channel, respectively, or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel, respectively, the combustor is communicated with the combustor, the combustor is also provided with a steam channel, which is communicated with the expander, the expander is also provided with a low-pressure steam channel, the evaporator is provided with a low-pressure steam channel, which is communicated with the evaporator, the compressor and the second expander, the second expander is also provided with a low-pressure steam channel, which is communicated with; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
2. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a heat supplier; the condenser is provided with a condensate pipeline, the evaporator is communicated with the combustion chamber through a steam channel after the condensate pipeline is communicated with the evaporator through a circulating pump, the compressor is provided with a steam channel communicated with the combustion chamber, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel communicated with the combustion chamber, the combustion chamber is also provided with a steam channel communicated with the expander, the expander is also provided with a low-pressure steam channel communicated with the heat supply device, the heat supply device is provided with a low-pressure steam channel communicated with the compressor and the second expander respectively, the second expander is also provided with a low-pressure steam channel communicated with the condenser, and the condenser is also provided with a condensate channel communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator is also provided with a heat source medium channel communicated with the outside, the heat supply device is also provided with a heated medium channel communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
3. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat exchanger; the condenser is provided with a condensate pipeline, the evaporator is communicated with the high-temperature heat exchanger through a steam channel after the condensate pipeline is communicated with the evaporator through a circulating pump, the high-temperature heat exchanger is also communicated with the expander through a steam channel, the compressor is communicated with a combustion chamber through a steam channel, the outside of the compressor is respectively communicated with a hydrogen channel and an oxygen channel or the outside of the compressor is communicated with a hydrogen-oxygen mixed gas channel, the combustion chamber is also provided with a steam channel which is communicated with the expander through a middle steam inlet channel, the expander is also provided with a low-pressure steam channel, the evaporator is communicated with the evaporator through a low-pressure steam channel which is respectively communicated with the compressor and a second expander, the second expander is also provided with a low-pressure steam channel which is communicated with the condenser, and the condenser is also provided with a condensate channel which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is also communicated with the outside, the high-temperature heat exchanger is also provided with a heat source medium channel communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
4. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser and an evaporator; the condenser is provided with a condensate pipeline, the condenser is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel which is communicated with the expander through a middle steam inlet channel, the compressor is provided with a steam channel which is communicated with the combustion chamber, the outside of the compressor is provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber respectively or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber, the combustion chamber is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the evaporator, then the evaporator is provided with a low-pressure steam channel which is communicated with the compressor and a second expander respectively, the second expander is also provided with a low-pressure steam channel which is communicated with the condenser, and the condenser is also provided with a condensate channel which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
5. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a third expander; the condenser is provided with a condensed water pipeline which is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel communicated with a third expander, the third expander is also provided with a low-pressure steam channel communicated with the evaporator, the compressor is provided with a steam channel communicated with a combustion chamber, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber or the outside of the compressor is provided with a mixed gas channel of hydrogen and oxygen communicated with the combustion chamber, the combustion chamber is also provided with a steam channel communicated with the expander, the expander is also provided with a low-pressure steam channel communicated with the evaporator, the evaporator is also provided with a low-pressure steam channel communicated with the compressor and a second expander respectively, the second expander is also provided with a low-pressure steam channel communicated with the condenser, and the condenser is also provided with a condensed water channel communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or expander, second expander and third expander are connected compressor and circulating pump and are transmitted power.
6. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a heat supplier; the condenser is provided with a condensate pipeline, the evaporator is communicated with the combustion chamber through a circulating pump, a steam channel is communicated with the combustion chamber, the compressor is provided with a steam channel communicated with the combustion chamber, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel communicated with the combustion chamber, the combustion chamber is also provided with a steam channel communicated with the expander, the expander is also provided with a low-pressure steam channel communicated with the evaporator, the evaporator is provided with a low-pressure steam channel communicated with the heat supply device, the heat supply device is also provided with a low-pressure steam channel communicated with the compressor and the second expander respectively, the second expander is also provided with a low-pressure steam channel communicated with the condenser, and the condenser is also provided with a condensate channel communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is also communicated with the outside, the heat supply device is also provided with a heated medium channel communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
7. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel which is communicated with the combustion chamber through a high-temperature heat regenerator, the compressor is provided with a steam channel which is communicated with the combustion chamber through the high-temperature heat regenerator, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber, the combustion chamber is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator, the high-temperature heat regenerator is also provided with a low-pressure steam channel which is communicated with the evaporator, then the evaporator is provided with a low-pressure steam channel which is communicated with the compressor and a second expander, the second expander is also provided with a low-pressure steam channel which is communicated with the condenser, and a condensate channel which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
8. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a heat supply device and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel which is communicated with the combustion chamber through a high-temperature heat regenerator, the compressor is provided with a steam channel which is communicated with the combustion chamber through the high-temperature heat regenerator, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber or the outside of the compressor is provided with a mixed gas channel of hydrogen and oxygen which is communicated with the combustion chamber, the combustion chamber is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the heat supplier through the high-temperature heat regenerator, then the heat supplier is provided with a low-pressure steam channel which is respectively communicated with the compressor; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator is also provided with a heat source medium channel communicated with the outside, the heat supply device is also provided with a heated medium channel communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
9. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a high-temperature heat exchanger and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline, the condenser is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel communicated with the high-temperature heat exchanger, the high-temperature heat exchanger is also provided with a steam channel communicated with the expander, the compressor is provided with a steam channel communicated with the combustion chamber through a high-temperature heat regenerator, the outside is provided with a hydrogen channel and an oxygen channel respectively communicated with the combustion chamber or provided with an oxyhydrogen mixed gas channel communicated with the combustion chamber, the combustion chamber is also provided with a steam channel communicated with the expander through a middle steam inlet channel, the expander is also provided with a low-pressure steam channel communicated with the high-temperature heat regenerator, the evaporator is provided with a low-pressure steam channel communicated with the evaporator, then the compressor and a second expander are respectively communicated, the second expander is also provided with a low-pressure steam channel communicated with the condenser, and the condenser is also provided with a condensate channel communicated with the outside; the high-temperature heat exchanger is also provided with a heat source medium channel communicated with the outside, the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or the heat source medium channel is also communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
10. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel which is communicated with the expander through a middle steam inlet channel, the compressor is provided with a steam channel which is communicated with the combustion chamber through a high-temperature heat regenerator, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber or the outside of the compressor is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber, the combustion chamber is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator, the high-temperature heat regenerator is also provided with a low-pressure steam channel which is communicated with the evaporator, then the evaporator is provided with a low-pressure steam channel which is respectively communicated with the compressor and a second expander, the second expander is also provided with a low-pressure steam channel which is communicated with the condenser, and a condensate channel which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
11. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a third expander and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline, the evaporator is further provided with a steam channel communicated with a third expander after the condensate pipeline is communicated with the evaporator through a circulating pump, the third expander is also provided with a low-pressure steam channel communicated with the evaporator, the compressor is provided with a steam channel communicated with a combustion chamber through a high-temperature heat regenerator, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber or the outside of the compressor is provided with an oxyhydrogen mixed gas channel communicated with the combustion chamber, the combustion chamber is also provided with a steam channel communicated with the expander, the expander is also provided with a low-pressure steam channel communicated with the evaporator through the high-temperature heat regenerator, the evaporator is also provided with a low-pressure steam channel communicated with the compressor and a second expander respectively, the second expander is also provided with a low-pressure steam channel communicated with the condenser, and the condenser is also provided with a condensate channel communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expander, the second expander and the third expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or expander, second expander and third expander are connected compressor and circulating pump and are transmitted power.
12. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a heat supply device and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline, the condenser is communicated with the evaporator through a circulating pump, then the evaporator is provided with a steam channel which is communicated with the combustion chamber through a high-temperature heat regenerator, the compressor is provided with a steam channel which is communicated with the combustion chamber through the high-temperature heat regenerator, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber or provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber, the combustion chamber is also provided with a steam channel which is communicated with the expander, the expander is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator, the high-temperature heat regenerator is also provided with a low-pressure steam channel which is communicated with the evaporator, then the evaporator is provided with a low-pressure steam channel which is communicated with the heat supply device, the heat supply device is also provided with a low-pressure steam channel which is respectively communicated with the compressor and the second expander, the second expander is also provided with a low-pressure steam channel which is communicated with the condenser, and the condenser is also provided with a condensate channel which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is also communicated with the outside, the heat supply device is also provided with a heated medium channel communicated with the outside, and the expander and the second expander are connected with the compressor and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander and the second expander are connected with the compressor and the circulating pump and transmit power.
13. A hydrogen fuel combined cycle power device is characterized in that a low-temperature heat regenerator and a second circulating pump are added in any one of the hydrogen fuel combined cycle power devices 1-12, a condenser with a condensation water pipeline is communicated with an evaporator through the circulating pump and adjusted to be communicated with the low-temperature heat regenerator through the circulating pump, a compressor is additionally provided with a middle steam extraction channel to be communicated with the low-temperature heat regenerator, and the low-temperature heat regenerator is further provided with a condensation water pipeline to be communicated with the evaporator through the second circulating pump, so that the hydrogen fuel combined cycle power device is formed.
14. The hydrogen fuel combined cycle power plant mainly comprises an expansion speed increaser, a dual-energy compressor, an expander, a diffuser pipe, a combustion chamber, a condenser and an evaporator; the condenser is provided with a condensate pipeline, the evaporator is communicated with the evaporator through a diffuser pipe and is further provided with a steam channel communicated with the combustion chamber, the dual-energy compressor is provided with a steam channel communicated with the combustion chamber, the outside of the dual-energy compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber or the outside of the dual-energy compressor is provided with a hydrogen-oxygen mixed gas channel communicated with the combustion chamber, the combustion chamber is further provided with a steam channel communicated with the expansion speed increaser, the evaporator is further provided with a low-pressure steam channel communicated with the evaporator and is further provided with a low-pressure steam channel communicated with the dual-energy compressor and the expansion machine, the expansion machine is further provided with a low-pressure steam channel communicated with the condenser, and the condenser is further provided with a condensate channel communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expansion speed increaser and the expander are connected with the dual-energy compressor and transmit power to form the hydrogen fuel combined cycle power device.
15. The hydrogen fuel combined cycle power plant mainly comprises an expansion speed increaser, a dual-energy compressor, an expander, a diffuser pipe, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser is provided with a condensate pipeline which is communicated with the evaporator through a diffuser pipe, the evaporator is provided with a steam channel which is communicated with the combustion chamber through a high-temperature heat regenerator, the dual-energy compressor is provided with a steam channel which is communicated with the combustion chamber through the high-temperature heat regenerator, the outside of the dual-energy compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber or provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber, the combustion chamber is also provided with a steam channel which is communicated with an expansion speed increaser, the expansion speed increaser is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator, the evaporator is provided with a low-pressure steam channel which is communicated with the dual-energy compressor and the expansion machine, the expansion machine is also provided with a low-pressure steam channel which is communicated with the condenser, and the condenser is also provided with a condensate channel which is communicated with the outside; the condenser is also provided with a cooling medium channel communicated with the outside, the evaporator or a heat source medium channel is communicated with the outside, and the expansion speed increaser and the expander are connected with the dual-energy compressor and transmit power to form the hydrogen fuel combined cycle power device.
Description of the drawings:
FIG. 1 is a schematic 1 st principal thermodynamic system diagram of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 2 is a schematic thermodynamic system diagram of the 2 nd principle of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 3 is a schematic thermodynamic system diagram of the 3 rd principle of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 4 is a diagram of a 4 th principal thermodynamic system of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 5 is a diagram of a 5 th principal thermodynamic system of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 6 is a 6 th principal thermodynamic system diagram of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 7 is a 7 th principle thermodynamic system diagram of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 8 is a diagram of an 8 th principle thermodynamic system of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 9 is a diagram of a 9 th principal thermodynamic system of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
FIG. 10 is a 10 th principal thermodynamic system diagram of a hydrogen-fueled combined cycle power plant provided in accordance with the present invention.
In the figure, 1-expander, 2-compressor, 3-second expander, 4-circulating pump, 5-combustion chamber, 6-condenser, 7-evaporator, 8-heat supplier, 9-high temperature heat exchanger, 10-third expander, 11-high temperature regenerator, 12-low temperature regenerator, 13-second circulating pump, 14-expansion speed increaser, 15-dual-energy compressor, 16-diffuser pipe.
The specific implementation mode is as follows:
it is to be noted that, in the description of the structure and the flow, the repetition is not necessary; obvious flow is not described. The invention is described in detail below with reference to the figures and examples.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 1 is implemented as follows:
(1) structurally, the air conditioner mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser and an evaporator; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a circulating pump 4, then the evaporator 7 is communicated with a combustion chamber 5 through a steam channel, the compressor 2 is communicated with the combustion chamber 5 through a steam channel, the outside of the compressor is respectively communicated with the combustion chamber 5 through a hydrogen channel and an oxygen channel or the outside of the compressor is communicated with the combustion chamber 5 through a mixed gas channel of hydrogen and oxygen, the combustion chamber 5 is also communicated with the expander 1 through a steam channel, the expander 1 is also communicated with the evaporator 7 through a low-pressure steam channel, then the evaporator 7 is communicated with the compressor 2 and the second expander 3 through a low-pressure steam channel, the second expander 3 is also communicated with the condenser 6 through a low-pressure steam channel, and the condenser 6 is also communicated with the outside through a condensed water channel; the condenser 6 is also communicated with the outside through a cooling medium channel, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; the condensed water of the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7 to absorb heat, raise temperature, vaporize and overheat, then enters the combustion chamber 5 to absorb heat and raise temperature, and the steam discharged by the compressor 2 enters the combustion chamber 5 to absorb heat and raise temperature; high-temperature steam discharged by the combustion chamber 5 flows through the expander 1 to reduce pressure and do work, low-pressure steam discharged by the expander 1 flows through the evaporator 7 to release heat and reduce temperature, and then is divided into two paths, wherein the first path enters the compressor 2 to increase pressure and temperature, and the second path flows through the second expander 3 to reduce pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, and cooling medium takes away low-temperature heat load through the condenser 6; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 2 is implemented as follows:
(1) structurally, the heat pump system mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a heat supply device; the condenser 6 has condensed water pipeline and evaporator 7 after communicating with 4 by the circulating pump, the evaporator 7 has steam channel to communicate with 5 of combustion chamber, the compressor 2 has steam channel to communicate with 5 of combustion chamber, there are hydrogen channel and oxygen channel to communicate with 5 of combustion chamber or there are mixed gas channel of oxyhydrogen to communicate with 5 of combustion chamber outside separately, 5 of combustion chamber have steam channel to communicate with expander 1, expander 1 have low-pressure steam channel with heat supply device 8 after communicating with 8 of heat supply device 8 have low-pressure steam channel to communicate with compressor 2 and second expander 3 separately, the second expander 3 has low-pressure steam channel to communicate with condenser 6 separately, the condenser 6 also has condensed water channel to communicate with outside; the condenser 6 is also provided with a cooling medium channel communicated with the outside, the evaporator 7 is also provided with a heat source medium channel communicated with the outside, the heat supply device 8 is also provided with a heated medium channel communicated with the outside, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; the condensed water of the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7 to absorb heat, raise temperature, vaporize and overheat, then enters the combustion chamber 5 to absorb heat and raise temperature, and the steam discharged by the compressor 2 enters the combustion chamber 5 to absorb heat and raise temperature; high-temperature steam discharged by the combustion chamber 5 flows through the expander 1 to reduce pressure and do work, low-pressure steam discharged by the expander 1 flows through the heat supplier 8 to release heat and reduce temperature, and then is divided into two paths, wherein the first path enters the compressor 2 to increase pressure and temperature, and the second path flows through the second expander 3 to reduce pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, cooling medium takes away low-temperature heat load through a condenser 6, heat source medium provides driving heat load through an evaporator 7, and heated medium takes away medium-temperature heat load through a heater 8; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 3 is implemented as follows:
(1) structurally, the heat exchanger mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat exchanger; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a circulating pump 4, then the evaporator 7 has a steam channel which is communicated with a high-temperature heat exchanger 9, the high-temperature heat exchanger 9 also has a steam channel which is communicated with the expander 1, the compressor 2 has a steam channel which is communicated with the combustion chamber 5, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber 5 or the outside of the compressor is provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber 5, the combustion chamber 5 also has a steam channel which is communicated with the expander 1 through a middle steam inlet channel, the expander 1 also has a low-pressure steam channel which is communicated with the evaporator 7, then the evaporator 7 has a low-pressure steam channel which is communicated with the compressor 2 and the second expander 3 respectively, the second expander 3 also has a low-pressure steam channel which is communicated with the condenser 6, and the condenser 6 also has a condensed water channel which is communicated with the outside; the condenser 6 is also provided with a cooling medium channel communicated with the outside, the high-temperature heat exchanger 9 is also provided with a heat source medium channel communicated with the outside, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, the condensed water of the condenser 6 flows through the circulating pump 4 and is boosted, flows through the evaporator 7 and the high-temperature heat exchanger 9 to absorb heat, raise temperature, vaporize and overheat, and then enters the expansion machine 1 to reduce pressure and do work; the hydrogen and oxygen with higher external pressure enter the combustion chamber 5 to be combusted to generate water vapor; the steam discharged by the compressor 2 enters the combustion chamber 5 to absorb heat and raise the temperature; high-temperature steam discharged from the combustion chamber 5 enters the expansion machine 1 through the middle steam inlet channel to reduce pressure and do work; the low-pressure steam discharged by the expander 1 passes through the evaporator 7 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 2 to increase the pressure and heat, and the second path passes through the second expander 3 to reduce the pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, cooling medium takes away low-temperature heat load through a condenser 6, and heat source medium provides driving heat load through a high-temperature heat exchanger 9; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 4 is implemented as follows:
(1) structurally, the air conditioner mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser and an evaporator; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a circulating pump 4, then the evaporator 7 has a steam channel which is communicated with the expander 1 through a middle steam inlet channel, the compressor 2 has a steam channel which is communicated with the combustion chamber 5, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber 5 or the outside of the compressor is provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber 5, the combustion chamber 5 also has a steam channel which is communicated with the expander 1, the expander 1 also has a low-pressure steam channel which is communicated with the evaporator 7, then the evaporator 7 has a low-pressure steam channel which is respectively communicated with the compressor 2 and the second expander 3, the second expander 3 also has a low-pressure steam channel which is communicated with the condenser 6, and the condenser 6 also has a condensed water channel which is communicated with the outside; the condenser 6 is also communicated with the outside through a cooling medium channel, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, condensed water in the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7, absorbs heat, is heated, vaporized and overheated, and then enters the expansion machine 1 through the middle steam inlet channel to reduce the pressure and do work; hydrogen and oxygen with high external pressure enter the combustion chamber 5 to be combusted to generate steam, steam discharged by the compressor 2 enters the combustion chamber 5 to absorb heat and raise temperature, and high-temperature steam discharged by the combustion chamber 5 flows through the expansion machine 1 to reduce the pressure and do work; the low-pressure steam discharged by the expander 1 passes through the evaporator 7 to release heat and cool, and then is divided into two paths, wherein the first path enters the compressor 2 to increase the pressure and heat, and the second path passes through the second expander 3 to reduce the pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, and cooling medium takes away low-temperature heat load through the condenser 6; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 5 is implemented as follows:
(1) structurally, the air conditioner mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a third expander; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a circulating pump 4, then the evaporator 7 has a steam channel which is communicated with a third expander 10, the third expander 10 also has a low-pressure steam channel which is communicated with the evaporator 7, the compressor 2 has a steam channel which is communicated with the combustion chamber 5, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber 5 or the outside of the compressor is provided with a mixed gas channel of hydrogen and oxygen which is communicated with the combustion chamber 5, the combustion chamber 5 also has a steam channel which is communicated with the expander 1, the expander 1 also has a low-pressure steam channel which is communicated with the evaporator 7, the evaporator 7 also has a low-pressure steam channel which is respectively communicated with the compressor 2 and the second expander 3, the second expander 3 also has a low-pressure steam channel which is communicated with the condenser 6, and the condenser 6 also has a condensed water channel which is communicated with the outside; the condenser 6 is also provided with a cooling medium channel communicated with the outside, the evaporator 7 is also provided with a heat source medium channel communicated with the outside, and the expander 1, the second expander 3 and the third expander 10 are connected with the compressor 2 and transmit power.
(2) In the process, the condensed water in the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7, absorbs heat, raises temperature, vaporizes and overheats, then enters the third expander 10 to reduce pressure and do work, and the low-pressure steam discharged by the third expander 10 enters the evaporator 7 to release heat and lower the temperature; hydrogen and oxygen with high external pressure enter a combustion chamber 5 to be combusted to generate steam, steam discharged by a compressor 2 enters the combustion chamber 5 to absorb heat and raise temperature, high-temperature steam discharged by the combustion chamber 5 flows through an expander 1 to reduce pressure and do work, and low-pressure steam discharged by the expander 1 enters an evaporator 7 to release heat and lower temperature; the low-pressure steam discharged by the evaporator 7 is divided into two paths, wherein the first path enters the compressor 2 for boosting and heating, and the second path enters the condenser 6 for releasing heat and condensing after flowing through the second expander 3 for reducing pressure and doing work; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, cooling medium takes away low-temperature heat load through a condenser 6, and heat source medium provides driving heat load through an evaporator 7; the expander 1, the second expander 3 and the third expander 10 power the compressor 2 and the outside, or the expander 1, the second expander 3 and the third expander 10 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 6 is implemented as follows:
(1) structurally, the heat pump system mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a heat supply device; the condenser 6 has the condensed water pipeline to communicate with evaporator 7 through the circulating pump 4, the evaporator 7 has steam channel to communicate with 5 of combustion chamber, the compressor 2 has steam channel to communicate with 5 of combustion chamber, there are hydrogen channel and oxygen channel to communicate with 5 of combustion chamber or mixed gas channel of oxygen and hydrogen to communicate with 5 of combustion chamber outside separately, 5 of combustion chamber have steam channel to communicate with expander 1, expander 1 have low-pressure steam channel communicate with evaporator 7 after evaporator 7 have low-pressure steam channel to communicate with heat supply device 8, heat supply device 8 have low-pressure steam channel to communicate with compressor 2 and second expander 3 separately, the second expander 3 also has low-pressure steam channel to communicate with condenser 6, the condenser 6 also has condensed water channel to communicate with outside; the condenser 6 is also provided with a cooling medium channel communicated with the outside, the heater 8 is also provided with a heated medium channel communicated with the outside, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; the condensed water of the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7 to absorb heat, raise temperature, vaporize and overheat, then enters the combustion chamber 5 to absorb heat and raise temperature, and the steam discharged by the compressor 2 enters the combustion chamber 5 to absorb heat and raise temperature; high-temperature steam discharged by the combustion chamber 5 flows through the expander 1 to reduce pressure and do work, low-pressure steam discharged by the expander 1 flows through the evaporator 7 and the heater 8 to gradually release heat, and then is divided into two paths, wherein the first path enters the compressor 2 to increase pressure and temperature, and the second path flows through the second expander 3 to reduce pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, cooling medium takes away low-temperature heat load through the condenser 6, and heated medium takes away medium-temperature heat load through the heater 8; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 7 is implemented as follows:
(1) structurally, the system mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a circulating pump 4, then the evaporator 7 has a steam channel which is communicated with a combustion chamber 5 through a high-temperature heat regenerator 11, the compressor 2 has a steam channel which is communicated with the combustion chamber 5 through the high-temperature heat regenerator 11, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber 5 or the outside of the compressor is provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber 5, the combustion chamber 5 also has a steam channel which is communicated with an expander 1, the expander 1 also has a low-pressure steam channel which is communicated with the high-temperature heat regenerator 11, the evaporator 7 has a low-pressure steam channel which is communicated with the evaporator 7 and then has a low-pressure steam channel which is communicated with the compressor 2 and a second expander 3 respectively, the second expander 3 also has a low-pressure steam channel which is communicated with the condenser 6, and the condenser 6 also has a condensed water channel which is communicated with the outside; the condenser 6 is also communicated with the outside through a cooling medium channel, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; condensed water in the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7, absorbs heat, heats, vaporizes and overheats, flows through the high-temperature heat regenerator 11, absorbs heat, heats, and then enters the combustion chamber 5 to absorb heat and heat; steam discharged by the compressor 2 flows through the high-temperature heat regenerator 11 to absorb heat and raise the temperature, and then enters the combustion chamber 5 to absorb heat and raise the temperature; the high-temperature steam discharged by the combustion chamber 5 flows through the expander 1 to reduce the pressure and do work, the low-pressure steam discharged by the expander 1 flows through the high-temperature heat regenerator 11 and the evaporator 7 to gradually release heat and reduce the temperature, and then the low-pressure steam is divided into two paths, wherein the first path enters the compressor 2 to increase the pressure and the temperature, and the second path flows through the second expander 3 to reduce the pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, and cooling medium takes away low-temperature heat load through the condenser 6; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 8 is implemented as follows:
(1) structurally, the system mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a circulating pump 4, then the evaporator 7 has a steam channel which is communicated with the expander 1 through a middle steam inlet channel, the compressor 2 has a steam channel which is communicated with the combustion chamber 5 through a high-temperature heat regenerator 11, the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber 5 or the outside of the compressor is provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber 5, the combustion chamber 5 also has a steam channel which is communicated with the expander 1, the expander 1 also has a low-pressure steam channel which is communicated with the high-temperature heat regenerator 11, the high-temperature heat regenerator 11 also has a low-pressure steam channel which is communicated with the evaporator 7, then the evaporator 7 has a low-pressure steam channel which is respectively communicated with the compressor 2 and the second expander 3, the second expander 3 also has a low-pressure steam channel which is communicated with the condenser 6, and the condenser 6 also has a condensed water channel which is communicated with the outside; the condenser 6 is also communicated with the outside through a cooling medium channel, and the expander 1 and the second expander 3 are connected with the compressor 2 and transmit power.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; condensed water in the condenser 6 is boosted by the circulating pump 4 and enters the evaporator 7, absorbs heat, is heated, vaporized and overheated, and then enters the expansion machine 1 through the middle steam inlet channel to reduce pressure and do work; steam discharged by the compressor 2 flows through the high-temperature heat regenerator 11 to absorb heat and raise the temperature, and then enters the combustion chamber 5 to absorb heat and raise the temperature; the high-temperature steam discharged by the combustion chamber 5 flows through the expander 1 to reduce the pressure and do work, the low-pressure steam discharged by the expander 1 flows through the high-temperature heat regenerator 11 and the evaporator 7 to gradually release heat and reduce the temperature, and then the low-pressure steam is divided into two paths, wherein the first path enters the compressor 2 to increase the pressure and the temperature, and the second path flows through the second expander 3 to reduce the pressure and do work and then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is supplied to the evaporator 7; hydrogen and oxygen provide driving heat load through combustion, and cooling medium takes away low-temperature heat load through the condenser 6; the expander 1 and the second expander 3 power the compressor 2 and the outside, or the expander 1 and the second expander 3 power the compressor 2, the circulation pump 4 and the outside, forming a hydrogen-fueled combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 9 is implemented as follows:
(1) structurally, in the hydrogen fuel combined cycle power plant shown in fig. 1, a low-temperature heat regenerator and a second circulating pump are added, a condensed water pipeline of a condenser 6 is communicated with an evaporator 7 through a circulating pump 4 and is adjusted to be communicated with the condenser 6 through the circulating pump 4 and a low-temperature heat regenerator 12, a middle steam extraction channel is additionally arranged on a compressor 2 and is communicated with the low-temperature heat regenerator 12, and the low-temperature heat regenerator 12 is communicated with the evaporator 7 through a condensed water pipeline of the second circulating pump 13.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; the condensed water of the condenser 6 is boosted by the circulating pump 4 and enters the low-temperature heat regenerator 12, and is mixed with the extracted steam from the compressor 2 to absorb heat and raise the temperature, and the extracted steam and the condensed water are mixed, released and condensed; the condensed water of the low-temperature heat regenerator 12 is boosted by a second circulating pump 13 and enters the evaporator 7 to absorb heat, raise temperature, vaporize and overheat, and then enters the combustion chamber 5 to absorb heat and raise temperature, and the steam discharged by the compressor 2 enters the combustion chamber 5 to absorb heat and raise temperature; high-temperature steam discharged by the combustion chamber 5 flows through the expander 1 to reduce pressure and do work, low-pressure steam discharged by the expander 1 flows through the evaporator 7 to release heat and reduce temperature, and then is divided into two paths, wherein the first path enters the compressor 2, and the second path flows through the second expander 3 to reduce pressure and do work and then enters the condenser 6 to release heat and condense; the low-pressure steam entering the compressor 2 is subjected to pressure boosting and temperature rising to a certain degree and then is divided into two paths, wherein the first path enters the low-temperature heat regenerator 12 through the middle steam extraction channel, and the second path is subjected to pressure boosting and temperature rising continuously; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is boosted by the circulating pump 4 and then is provided to the low-temperature heat regenerator 12; hydrogen and oxygen provide driving heat load through combustion, and cooling medium takes away low-temperature heat load through the condenser 6; the expander 1 and the second expander 3 provide power for the compressor 2 and the outside, or the expander 1 and the second expander 3 provide power for the compressor 2, the circulating pump 4, the second circulating pump 13 and the outside, forming a hydrogen fuel combined cycle power plant.
The hydrogen-fueled combined cycle power plant illustrated in FIG. 10 is implemented as follows:
(1) structurally, the expansion and compression combined type energy-saving compressor mainly comprises an expansion speed increaser, a dual-energy compressor, an expander, a diffuser pipe, a combustion chamber, a condenser and an evaporator; the condenser 6 has a condensed water pipeline which is communicated with the evaporator 7 through a diffuser pipe 16, then the evaporator 7 has a steam channel communicated with the combustion chamber 5, the dual-energy compressor 15 has a steam channel communicated with the combustion chamber 5, the outside of the dual-energy compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber 5 or the outside of the dual-energy compressor is provided with an oxyhydrogen mixed gas channel communicated with the combustion chamber 5, the combustion chamber 5 also has a steam channel communicated with the expansion speed increaser 14, the expansion speed increaser 14 also has a low-pressure steam channel communicated with the evaporator 7, then the evaporator 7 has a low-pressure steam channel communicated with the dual-energy compressor 15 and the expander 1 respectively, the expander 1 also has a low-pressure steam channel communicated with the condenser 6, and the condenser 6 also has a condensed water channel communicated with the outside; the condenser 6 is also provided with a cooling medium channel communicated with the outside, the evaporator 7 is also provided with a heat source medium channel communicated with the outside, and the expansion speed increaser 14 and the expander 1 are connected with the dual-energy compressor 15 and transmit power.
(2) In the process, external hydrogen and oxygen with higher pressure enter the combustion chamber 5 for combustion to generate water vapor; the condensed water of the condenser 6 is boosted through a diffuser pipe 16 and enters the evaporator 7 to absorb heat, raise temperature, vaporize and overheat, then enters the combustion chamber 5 to absorb heat and raise temperature, and the steam discharged by the dual-energy compressor 15 enters the combustion chamber 5 to absorb heat and raise temperature; high-temperature steam discharged by the combustion chamber 5 flows through the expansion speed increaser 14 to reduce the pressure, do work and increase the speed, low-pressure steam discharged by the expansion speed increaser 14 flows through the evaporator 7 to release heat and reduce the temperature, and then is divided into two paths, wherein the first path enters the dual-energy compressor 15 to increase the pressure, raise the temperature and reduce the speed, and the second path flows through the expansion machine 1 to reduce the pressure, do work, then enters the condenser 6 to release heat and condense; the condensed water of the condenser 6 is divided into two paths, the first path is discharged outwards, and the second path is provided for the evaporator 7 after the speed and the pressure of the second path are reduced and increased through the diffuser pipe 16; hydrogen and oxygen provide driving heat load through combustion, and cooling medium takes away low-temperature heat load through the condenser 6; the expansion speed increaser 14 and the expander 1 provide power for the dual-energy compressor 15 and the outside to form a hydrogen fuel combined cycle power plant.
The effect that the technology of the invention can realize-the hydrogen fuel combined cycle power device provided by the invention has the following effects and advantages:
(1) the water vapor is a circulating working medium, the hydrogen is a fuel, and the hydrogen and oxygen are combusted to produce high-temperature steam to form a component of the circulating working medium; the fuel combustion product has the same property with the circulating working medium, and the combustion product separation process is simple.
(2) The low-temperature heat release is realized by utilizing the condensation phase change process of the water vapor, the temperature difference loss between the circulating medium and the environment is controllable during heat release, and the heat efficiency is favorably improved.
(3) The low-pressure high-temperature operation mode is adopted in the high-temperature area, the contradiction that the thermal efficiency, the circulating medium parameters and the pressure and temperature resistance of the pipe are difficult to reconcile is solved, and the thermal efficiency is favorably and greatly improved.
(4) Single working medium combined cycle, heat altered work efficiency is high.
(5) The equipment is shared, the bottom Rankine cycle heat absorption process is enlarged, and the heat efficiency is improved.
(6) The proportion composition between the circulating medium and the fuel can be flexibly determined according to the working condition, the relation and contradiction between the combustion temperature, the material, the investment and the thermal efficiency can be effectively coordinated and solved, and the method has good adaptability.
(7) And a single working medium is adopted, so that the operation cost is reduced, and the adjustment flexibility of the thermal power device is improved.
(8) When the high-temperature expander is shared, the number of core equipment is reduced, and the system investment is favorably reduced and the heat efficiency is favorably improved.
(9) And a second expansion machine is arranged in the bottom circulation, so that the heat release parameters of the top circulation and the heat absorption parameters of the bottom circulation can be flexibly adjusted.
(10) On the premise of realizing high thermal efficiency, low-pressure operation can be selected, so that the operation safety of the device is greatly improved.
(11) The technical scheme of adopting the expansion speed increaser to realize pressure reduction and adopting the dual-energy compressor/diffuser pipe to realize pressure rise can flexibly and effectively reduce the manufacturing difficulty and cost of the combined cycle power device.

Claims (15)

1. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser and an evaporator; the condenser (6) is provided with a condensed water pipeline, the condensed water pipeline is communicated with the evaporator (7) through a circulating pump (4), then the evaporator (7) is provided with a steam channel to be communicated with the combustion chamber (5), the compressor (2) is provided with a steam channel to be communicated with the combustion chamber (5), the outside is respectively provided with a hydrogen channel and an oxygen channel to be communicated with the combustion chamber (5) or provided with an oxyhydrogen mixed gas channel to be communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel to be communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel to be communicated with the evaporator (7), then the evaporator (7) is provided with a low-pressure steam channel to be communicated with the compressor (2) and the second expander (3) respectively, the second expander (3) is also provided with a low-pressure steam channel to be communicated with the condenser (6), and the condenser (6) is also provided with a condensed water channel to be communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
2. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a heat supplier; the condenser (6) is provided with a condensed water pipeline, the condensed water pipeline is communicated with the evaporator (7) through a circulating pump (4), then the evaporator (7) is provided with a steam channel to be communicated with the combustion chamber (5), the compressor (2) is provided with a steam channel to be communicated with the combustion chamber (5), the outside is provided with a hydrogen channel and an oxygen channel to be communicated with the combustion chamber (5) or provided with an oxyhydrogen mixed gas channel to be communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel to be communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel to be communicated with the heat supply device (8), then the heat supply device (8) is provided with a low-pressure steam channel to be communicated with the compressor (2) and the second expander (3) respectively, the second expander (3) is also provided with a low-pressure steam channel to be communicated with the condenser (6), and the condenser (6) is also provided with a condensed water channel to be communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) is also provided with a heat source medium channel communicated with the outside, the heat supply device (8) is also provided with a heated medium channel communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
3. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat exchanger; the condenser (6) is provided with a condensation water pipeline, the evaporator (7) is communicated with the evaporator (7) through a circulating pump (4), a steam channel is communicated with the high-temperature heat exchanger (9), the high-temperature heat exchanger (9) is also provided with a steam channel which is communicated with the expander (1), the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a mixed hydrogen and oxygen gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1) through a middle steam inlet channel, the expander (1) is also provided with a low-pressure steam channel, the evaporator (7) is also provided with a low-pressure steam channel which is communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel which is communicated with the condenser (6), the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, the high-temperature heat exchanger (9) is also provided with a heat source medium channel communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
4. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser and an evaporator; the condenser (6) is provided with a condensate water pipeline, the evaporator (7) is communicated with the evaporator (7) through a circulating pump (4), a steam channel is communicated with the expansion machine (1) through a middle steam inlet channel, the compressor (2) is provided with a steam channel communicated with the combustion chamber (5), the outside is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber (5) or is provided with an oxyhydrogen mixed gas channel communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel communicated with the expansion machine (1), the expansion machine (1) is also provided with a low-pressure steam channel, the evaporator (7) is further provided with a low-pressure steam channel communicated with the evaporator (7), the compressor (2) and the second expansion machine (3) are respectively communicated, the second expansion machine (3) is also provided with a low-pressure steam channel communicated with the condenser (6), and the condenser (6) is also provided with a condensate water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
5. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a third expander; the condenser (6) is provided with a condensed water pipeline which is communicated with the evaporator (7) through the circulating pump (4), then a steam channel of the evaporator (7) is communicated with the third expander (10), the third expander (10) is also provided with a low-pressure steam channel communicated with the evaporator (7), the compressor (2) is provided with a steam channel communicated with the combustion chamber (5), the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber (5) or the outside of the compressor is provided with an oxyhydrogen mixed gas channel communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel communicated with the evaporator (7), the evaporator (7) is also provided with a low-pressure steam channel communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel communicated with the condenser (6), and the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expander (1), the second expander (3) and the third expander (10) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1), the second expander (3) and the third expander (10) are connected with the compressor (2) and the circulating pump (4) and transmit power.
6. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a heat supplier; the condenser (6) is provided with a condensed water pipeline which is communicated with the evaporator (7) through the circulating pump (4), then the evaporator (7) is provided with a steam channel which is communicated with the combustion chamber (5), the compressor (2) is provided with a steam channel communicated with the combustion chamber (5), the outside is respectively provided with a hydrogen channel and an oxygen channel communicated with the combustion chamber (5) or the outside is provided with a hydrogen-oxygen mixed gas channel communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel communicated with the evaporator (7), then the evaporator (7) is further provided with a low-pressure steam channel communicated with the heat supplier (8), the heat supplier (8) is further provided with a low-pressure steam channel communicated with the compressor (2) and the second expander (3), the second expander (3) is further provided with a low-pressure steam channel communicated with the condenser (6), and the condenser (6) is further provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, the heat supply device (8) is also provided with a heated medium channel communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
7. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser (6) is provided with a condensation water pipeline, the condenser (6) is communicated with the evaporator (7) through a circulating pump (4), then a steam channel of the evaporator (7) is communicated with the combustion chamber (5) through a high-temperature heat regenerator (11), the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5) through the high-temperature heat regenerator (11), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a mixed hydrogen and oxygen gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator (11), the high-temperature heat regenerator (11) is also provided with a low-pressure steam channel, then the evaporator (7) is also provided with a low-pressure steam channel which is communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel which is communicated with the condenser (6), the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
8. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a heat supply device and a high-temperature heat regenerator; the condenser (6) is provided with a condensing water pipeline which is communicated with the evaporator (7) through the circulating pump (4), then a steam channel of the evaporator (7) is communicated with the combustion chamber (5) through the high-temperature regenerator (11), the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5) through the high-temperature heat regenerator (11), the outside of the compressor is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside of the compressor is provided with an oxyhydrogen mixed gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the heat supplier (8) through the high-temperature heat regenerator (11), then the heat supplier (8) is also provided with a low-pressure steam channel which is respectively communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel which is communicated with the condenser (6), and the condenser (6) is also provided with a condensate water channel which is communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) is also provided with a heat source medium channel communicated with the outside, the heat supply device (8) is also provided with a heated medium channel communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
9. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a high-temperature heat exchanger and a high-temperature heat regenerator; the condenser (6) is provided with a condensation water pipeline, the evaporator (7) is communicated with the evaporator (7) through a circulating pump (4), a steam channel is communicated with the high-temperature heat exchanger (9), the high-temperature heat exchanger (9) is also provided with a steam channel which is communicated with the expander (1), the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5) through a high-temperature regenerator (11), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1) through a middle steam inlet channel, the expander (1) is also provided with a low-pressure steam channel which is communicated with the high-temperature regenerator (11), the high-temperature regenerator (11) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the evaporator (7) is also provided with a low-pressure steam channel which is respectively communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel communicated with the condenser (6), and the condenser (6) is also provided with a condensed water channel communicated with the outside; the high-temperature heat exchanger (9) is also provided with a heat source medium channel communicated with the outside, the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or the heat source medium channel is also communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
10. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser (6) is provided with a condensation water pipeline, the condenser (6) is communicated with the evaporator (7) through a circulating pump (4), then a steam channel of the evaporator (7) is communicated with the expander (1) through a middle steam inlet channel, the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5) through a high-temperature regenerator (11), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the high-temperature regenerator (11), the high-temperature regenerator (11) is also provided with a low-pressure steam channel, then the evaporator (7) is also provided with the evaporator (7) and then provided with a low-pressure steam channel which is respectively communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel which is communicated with the condenser (6), the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
11. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a third expander and a high-temperature heat regenerator; the condenser (6) is provided with a condensate water pipeline, the evaporator (7) is communicated with the evaporator (7) through a circulating pump (4), a steam channel is communicated with a third expander (10) on the evaporator (7), the third expander (10) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5) through a high-temperature regenerator (11), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the evaporator (7) through the high-temperature regenerator (11), the evaporator (7) is also provided with a low-pressure steam channel which is respectively communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel which is communicated with the condenser (6), the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expander (1), the second expander (3) and the third expander (10) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1), the second expander (3) and the third expander (10) are connected with the compressor (2) and the circulating pump (4) and transmit power.
12. The hydrogen fuel combined cycle power plant mainly comprises an expander, a compressor, a second expander, a circulating pump, a combustion chamber, a condenser, an evaporator, a heat supply device and a high-temperature heat regenerator; the condenser (6) is provided with a condensation water pipeline, the evaporator (7) is communicated with the evaporator (7) through a circulating pump (4), a steam channel is communicated with the combustion chamber (5) through a high-temperature heat regenerator (11), the compressor (2) is provided with a steam channel which is communicated with the combustion chamber (5) through the high-temperature heat regenerator (11), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a hydrogen-oxygen mixed gas channel which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expander (1), the expander (1) is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator (11), the high-temperature heat regenerator (11) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), the evaporator (7) is also provided with a low-pressure steam channel which is communicated with the heat supplier (8), and the heat supplier (8) is also provided with a low-pressure steam channel which is respectively communicated with the compressor (2) and the second expander (3), the second expander (3) is also provided with a low-pressure steam channel communicated with the condenser (6), and the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, the heat supply device (8) is also provided with a heated medium channel communicated with the outside, and the expander (1) and the second expander (3) are connected with the compressor (2) and transmit power to form a hydrogen fuel combined cycle power device; wherein, or the expander (1) and the second expander (3) are connected with the compressor (2) and the circulating pump (4) and transmit power.
13. A hydrogen fuel combined cycle power device is characterized in that a low-temperature heat regenerator and a second circulating pump are added in the hydrogen fuel combined cycle power device as claimed in any one of claims 1 to 12, a condenser (6) is communicated with an evaporator (7) through the circulating pump (4) and adjusted to be that the condenser (6) is communicated with the low-temperature heat regenerator (12) through the circulating pump (4) and provided with a condensation water pipeline, a middle steam extraction channel is additionally arranged on a compressor (2) and communicated with the low-temperature heat regenerator (12), and the low-temperature heat regenerator (12) is further communicated with the evaporator (7) through the second circulating pump (13), so that the hydrogen fuel combined cycle power device is formed.
14. The hydrogen fuel combined cycle power plant mainly comprises an expansion speed increaser, a dual-energy compressor, an expander, a diffuser pipe, a combustion chamber, a condenser and an evaporator; the condenser (6) is provided with a condensed water pipeline which is communicated with the evaporator (7) through a diffuser pipe (16), then the evaporator (7) is provided with a steam channel to be communicated with the combustion chamber (5), the dual-energy compressor (15) is provided with a steam channel to be communicated with the combustion chamber (5), the outside is respectively provided with a hydrogen channel and an oxygen channel to be communicated with the combustion chamber (5) or the outside is provided with an oxyhydrogen mixed gas channel to be communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel to be communicated with the expansion speed increaser (14), the expansion speed increaser (14) is also provided with a low-pressure steam channel to be communicated with the evaporator (7), then the evaporator (7) is provided with a low-pressure steam channel to be communicated with the dual-energy compressor (15) and the expansion machine (1), the expansion machine (1) is also provided with a low-pressure steam channel to be communicated with the condenser (6), and the condenser (6) is also provided with a condensed water channel to be communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expansion speed increaser (14) and the expansion machine (1) are connected with the dual-energy compressor (15) and transmit power to form the hydrogen fuel combined cycle power device.
15. The hydrogen fuel combined cycle power plant mainly comprises an expansion speed increaser, a dual-energy compressor, an expander, a diffuser pipe, a combustion chamber, a condenser, an evaporator and a high-temperature heat regenerator; the condenser (6) is provided with a condensed water pipeline which is communicated with the evaporator (7) through a diffuser pipe (16), then a steam channel of the evaporator (7) is communicated with the combustion chamber (5) through a high-temperature heat regenerator (11), the dual-energy compressor (15) is provided with a steam channel which is communicated with the combustion chamber (5) through the high-temperature heat regenerator (11), the outside is respectively provided with a hydrogen channel and an oxygen channel which are communicated with the combustion chamber (5) or the outside is provided with a mixed gas channel of hydrogen and oxygen which is communicated with the combustion chamber (5), the combustion chamber (5) is also provided with a steam channel which is communicated with the expansion speed increaser (14), the expansion speed increaser (14) is also provided with a low-pressure steam channel which is communicated with the high-temperature heat regenerator (11), the high-temperature heat regenerator (11) is also provided with a low-pressure steam channel which is communicated with the evaporator (7), then a low-pressure steam channel of the evaporator (7) is respectively communicated with the dual-energy compressor (15) and the expander (1), and the expander (1) is also provided with a low-pressure steam channel which is communicated with the condenser (6), the condenser (6) is also provided with a condensed water channel communicated with the outside; the condenser (6) is also provided with a cooling medium channel communicated with the outside, the evaporator (7) or a heat source medium channel is also communicated with the outside, and the expansion speed increaser (14) and the expansion machine (1) are connected with the dual-energy compressor (15) and transmit power to form the hydrogen fuel combined cycle power device.
CN202110440127.5A 2020-04-21 2021-04-19 Hydrogen fuel combined cycle power plant Pending CN113202577A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022222548A1 (en) * 2021-04-23 2022-10-27 李华玉 Hydrogen fuel and low-grade fuel combined cycle power device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022222548A1 (en) * 2021-04-23 2022-10-27 李华玉 Hydrogen fuel and low-grade fuel combined cycle power device

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