CN105134318A - Energy storage device based on hydrogen-steam turbine compound cycle - Google Patents
Energy storage device based on hydrogen-steam turbine compound cycle Download PDFInfo
- Publication number
- CN105134318A CN105134318A CN201510478278.4A CN201510478278A CN105134318A CN 105134318 A CN105134318 A CN 105134318A CN 201510478278 A CN201510478278 A CN 201510478278A CN 105134318 A CN105134318 A CN 105134318A
- Authority
- CN
- China
- Prior art keywords
- gas
- hydrogen
- heat exchanger
- turbine
- oxygen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
An energy storage device based on a hydrogen-steam turbine compound cycle in the technical field of energy storage comprises a condenser, a pump, an electrolysis unit, a gas turbine unit and a steam turbine which are sequentially connected in series to form a cycle system, wherein the gas turbine unit comprises a gas heat exchanger mechanism, a gas turbine mechanism and a hydrogen and oxygen combustion chamber; a gas inlet of the gas heat exchanger mechanism is connected with the electrolysis unit; a gas outlet of the gas heat exchanger mechanism is connected with the gas turbine mechanism; a gas outlet of the gas turbine mechanism is connected with the hydrogen and oxygen combustion chamber; a gas outlet of the hydrogen and oxygen combustion chamber is connected with the steam turbine; the gas heat exchanger mechanism is located inside the hydrogen and oxygen combustion chamber. The energy storage device based on the hydrogen-steam turbine compound cycle has the advantages of being high in energy storage density and electric energy reduction efficiency, small in system size and the like, and can provide guarantees for large-scale application of clean energy.
Description
Technical field
What the present invention relates to is the technology of technical field of energy storage, specifically a kind of based on Qing Qi ?the energy storage device of steamturbine combined cycle.
Background technique
China is energy-consuming state maximum in the world, taps a new source of energy at present and has risen to national strategy, and clean low-carbon energy is wherein important developing direction.Wind energy, solar electrical energy generation can meet the requirement of low-carbon environment-friendly, in occupation of consequence in new energy.Due to power consumption in a day and factor of natural environment change, there is very large fluctuation in the electric power relying on this kind of energy to provide, this supply variation not only constitutes a threat to safe operation of electric network, and can not meet the demand of large scale industry and modern city.Therefore energy storage technology has become one of key technology of development and application such as clean energy resource such as restriction wind energy, solar energy etc.
Through finding the literature search of prior art, Chinese patent literature CN104481617A, publication date 2015.04.01 disclose a kind of energy storage device based on redox reaction.This characteristic feature of an invention is, this device comprises device for preparing hydrogen, storage hydrogen assembly, steam-gas cycle electrification component and electric power system; Storage hydrogen assembly comprises the first condenser, gas mixer, hydrogen storing tank and steam generator; Steam-gas cycle electrification component comprises firing chamber, gas turbine, exhaust heat boiler, steam turbine, the first generator, the second condenser and the second generator; Electric power system is connected with device for preparing hydrogen, the first generator and the second generator respectively.This technology energy storage device structure is complicated, the hydrogen produced through electrolysis needs really to be used to heat production generating through twice chemical reaction in hydrogen-storing device, and oxidation in hydrogen storing tank and reduction reaction all need just can carry out under the strict certain temperature conditions controlled, reduce further the efficiency of energy utilization of this device.The second condenser in this technology is used as the cooling place of decomposing high-temperature steam/hydrogen in hydrogen storing tank on the one hand, bear again cooling steam turbine outlet vapor simultaneously, to maintain the necessary outlet degree of vacuum of steam turbine work, its technology realizes bulk life time that is very difficult and easily reduction device.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of based on Qing Qi ?the energy storage device of steamturbine combined cycle, this device utilizes excrescent electric power during low power consumption, carries out electrolysis to the water after supercharging, produces hydrogen and oxygen is stored in gas tank respectively; When peak of power consumption using hydrogen, oxygen as Qing Qi ?the fuel power generation function of steamturbine combined cycle plant, fill up the electric power needed for electrical network, play the effect of peak load shifting.
The present invention is achieved by the following technical solutions:
The present invention includes: be sequentially connected in series the condenser forming the circulatory system, pump, electrolysis cells, gas turbine unit and steamturbine, wherein: gas turbine unit comprises: gas heat exchanger assembly, gas turbo group and oxyhydrogen combustion room, wherein: the suction port of gas heat exchanger assembly be connected with electrolysis cells respectively, the air outlet of gas heat exchanger assembly is connected with gas turbo group, the air outlet of gas turbo group is connected with oxyhydrogen combustion room respectively, air outlet, oxyhydrogen combustion room is connected with steamturbine, gas heat exchanger assembly for heating hydrogen/oxygen is positioned at oxyhydrogen combustion indoor.
Described gas heat exchanger assembly adopts hydrogen heat exchanger and/or oxygen heat exchanger, and corresponding gas turbo group adopts hydrogen turbine and/or oxygen turbine.
Two air outlets of described electrolysis cells connect into branch road with two suction ports of oxyhydrogen combustion room with two parallel forms respectively, are respectively:
1. the first suction port of the hydrogen output terminal of electrolysis cells, hydrogen heat exchanger, hydrogen turbine and oxyhydrogen combustion room is connected successively and forms hydrogen branch road;
2. the second suction port of the oxygen output of electrolysis cells, oxygen heat exchanger, oxygen turbine and oxyhydrogen combustion room is connected successively and forms oxygen branch road.
Technique effect
Compared with prior art, the present invention has following technique effect:
1) in conjunction with gas turbine and steam turbine technology, adopt and both are connected in series a kind of circulation newly of formation.There is provided the pressure needed for circulation by booster water pump supercharging condensed water in circulation, due to the incompressibility of water, this invention removes compressed-air actuated wasted work in conventional gas turbine; And this circulation employing is cascaded structure, there is not the flue gas loss of gas turbine in classical joint circulation, circulation has higher cyclic utilization rate;
2) in gas turbine unit, the working medium of gas-turbine is the hydrogen that produces with excrescent electric power brine electrolysis and oxygen, and working medium is by heat exchanger divided combustion heat release in drawing section from oxyhydrogen combustion room, this makes circulation more be tending towards isothermal process, improves cycle efficiency further;
The hydrogen that electrolysis pressurized water obtains and oxygen not only self comprise pressure energy, and in the hydrogen stored energy of excrescent electric power burnt at equivalent with chemical energy form and oxygen.Under equal stored energy capacitance, technology path of the present invention can effectively control gas holder volume, is conducive to the construction cost reducing energy-storage system.
Accompanying drawing explanation
Fig. 1 is system construction drawing of the present invention;
Fig. 2 is electric energy reduction efficiency and combustor exit temperature relation in embodiment 1;
In figure: gas turbine unit A, gas heat exchanger assembly B, gas turbo group C, gas storage mechanism D, water pump 1, electrolysis cells 2, hydrogen gas storage cabin 3, oxygen gas storage cabin 4, hydrogen heat exchanger 5, oxygen heat exchanger 6, hydrogen turbine 7, oxygen turbine 8, oxyhydrogen combustion room 9, injector 10, steamturbine 11, condenser 12.
Embodiment
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment 1
As shown in Figure 1, the present embodiment comprises: be sequentially connected in series the condenser 12, water pump 1, electrolysis cells 2, gas turbine unit A and the steamturbine 11 that form the circulatory system, wherein: gas turbine unit A comprises: gas heat exchanger assembly B, gas turbo group C and oxyhydrogen combustion room 9, wherein: gas heat exchanger assembly B suction port is connected with electrolysis cells 2, gas heat exchanger assembly B air outlet is connected with gas turbo group C, gas turbo group C air outlet is connected with oxyhydrogen combustion room 9, and air outlet, oxyhydrogen combustion room 9 is connected with steamturbine 11;
Described gas heat exchanger assembly B is positioned at oxyhydrogen combustion room 9 to realize the heating of auxiliary hydrogen/oxygen, and this gas heat exchanger assembly B comprises: hydrogen heat exchanger 5 and oxygen heat exchanger 6.
Described gas turbo group C comprises: hydrogen turbine 7 and oxygen turbine 8.
Be provided with gas storage mechanism D in described gas turbine unit A, this gas storage mechanism D comprises: hydrogen gas storage cabin 3 and oxygen gas storage cabin 4.
Two air outlets of described electrolysis cells 2 form hydrogen branch road in parallel and oxygen branch road respectively and between two suction ports of oxyhydrogen combustion room 9, wherein:
1. the hydrogen output terminal of electrolysis cells 2 is connected with hydrogen gas storage cabin 3, the air outlet in hydrogen gas storage cabin 3 is connected with hydrogen heat exchanger 5, the air outlet of hydrogen heat exchanger 5 is connected with hydrogen turbine 7, and hydrogen turbine 7 air outlet is connected with the first suction port of oxyhydrogen combustion room 9, forms hydrogen branch road;
2. the oxygen output of electrolysis cells 2 is connected with oxygen gas storage cabin 4, the air outlet in oxygen gas storage cabin 4 is connected with oxygen heat exchanger 6, the air outlet of oxygen heat exchanger 6 is connected with oxygen turbine 8, and oxygen turbine 8 air outlet is connected with the second suction port of oxyhydrogen combustion room 9, forms oxygen branch road.
Described condenser 12 waterexit end is provided with injector 10, and the feed-water end of this injector 10 is connected with condenser 12 waterexit end, and injector 10 waterexit end is connected with oxyhydrogen combustion room 9 feed-water end; Utilize the steam in injector 10 pairs of oxyhydrogen combustion rooms 9 to lower the temperature, the vapor (steam) temperature after cooling can be made to reach the allowable temperature of unit component.
Described water pump 1 is preferably suction booster.
This device carries out work by following process: condensed water supercharging in water pump 1, and the water after supercharging produces hydrogen and oxygen at electrolysis cells 2 Inner electrolysis.Now unnecessary electric energy is stored in hydrogen gas storage cabin 3 and oxygen gas storage cabin 4 by hydrogen and oxygen respectively with the form of pressure energy and chemical energy.When mains supply is not enough, hydrogen and oxygen heat respectively by hydrogen heat exchanger 5 and oxygen heat exchanger 6.Hydrogen after heating and oxygen, respectively through hydrogen turbine 7 and oxygen turbine 8 expansion work, enter mixed combustion in oxyhydrogen combustion room 9 afterwards, generate water vapour, simultaneously release heat.Part heat is used for adding hot hydrogen and oxygen in hydrogen heat exchanger 5 and oxygen heat exchanger 6.Hydrogen and oxygen combustion product temperatur very high, the condensed water utilizing injector 10 to provide in oxyhydrogen combustion room 9 is lowered the temperature to it.The water vapour generated in oxyhydrogen combustion room 9 enters condensation in condenser 12 after being done work by steamturbine 11, and a part of condensed water injects electrolysis cells 2 by suction booster, and a part of condensed water injection injector 10 completes circulation in addition.
Compared with prior art, in the present invention, high temperature only appears in gas turbine unit A, steamturbine 11, and high-temperature component is few and concentrated, is conducive to system manufacture, runs and reduce costs; The technology path simultaneously adopted eliminates loss of calming the anger, flue gas loss, under current material allowable temperature condition, thermal efficiency of cycle can reach more than 65%, and such as, when turbine inlet temperature (TIT) is 1600K, corresponding electrolytic efficiency is 70% and 90%, electric energy reduction efficiency can reach 46% and 58%.
Claims (6)
1. based on an energy storage device for hydrogen gas ?steamturbine combined cycle, it is characterized in that, comprising: be sequentially connected in series the condenser, pump, electrolysis cells, gas turbine unit and the steamturbine that form the circulatory system;
Described gas turbine unit comprises: gas heat exchanger assembly, gas turbo group and oxyhydrogen combustion room, wherein: the suction port of gas heat exchanger assembly is connected with electrolysis cells, the air outlet of gas heat exchanger assembly is connected with gas turbo group, the air outlet of gas turbo group is connected with oxyhydrogen combustion room, air outlet, oxyhydrogen combustion room is connected with steamturbine, and the gas heat exchanger assembly for auxiliary heating is positioned at oxyhydrogen combustion indoor.
2. according to claim 1 based on Qing Qi ?the energy storage device of steamturbine combined cycle, it is characterized in that, described gas heat exchanger assembly adopts hydrogen heat exchanger and/or oxygen heat exchanger, and corresponding gas-turbine mechanism adopts hydrogen turbine and/or oxygen turbine.
3. according to claim 2 based on Qing Qi ?the energy storage device of steamturbine combined cycle, it is characterized in that, form two parallel branches between two air outlets of described electrolysis cells and two suction ports of oxyhydrogen combustion room, be respectively:
1. the first suction port of the hydrogen output terminal of electrolysis cells, hydrogen heat exchanger, hydrogen turbine and oxyhydrogen combustion room is connected successively and forms hydrogen branch road;
2. the second suction port of the oxygen output of electrolysis cells, oxygen heat exchanger, oxygen turbine and oxyhydrogen combustion room is connected successively and forms oxygen branch road.
4. the energy storage device based on hydrogen gas ?steamturbine combined cycle according to claim 1, is characterized in that, be provided with gas storage mechanism between the electrolysis cells in described gas turbine unit and gas heat exchanger.
5. according to claim 1 based on Qing Qi ?the energy storage device of steamturbine combined cycle, it is characterized in that, described leaving condenser water end is provided with injector, and this injector feed-water end is connected with leaving condenser water end, and described injector waterexit end is connected with oxyhydrogen combustion room feed-water end.
6. according to claim 1 based on Qing Qi ?the energy storage device of steamturbine combined cycle, it is characterized in that, described pump is suction booster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510478278.4A CN105134318B (en) | 2015-08-07 | 2015-08-07 | Energy storage device based on hydrogen steam turbine combined-circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510478278.4A CN105134318B (en) | 2015-08-07 | 2015-08-07 | Energy storage device based on hydrogen steam turbine combined-circulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105134318A true CN105134318A (en) | 2015-12-09 |
| CN105134318B CN105134318B (en) | 2017-03-08 |
Family
ID=54719850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510478278.4A Expired - Fee Related CN105134318B (en) | 2015-08-07 | 2015-08-07 | Energy storage device based on hydrogen steam turbine combined-circulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105134318B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781740A (en) * | 2016-03-09 | 2016-07-20 | 贾晓轻 | Energy storage power generating system |
| CN105781644A (en) * | 2016-03-09 | 2016-07-20 | 贾晓轻 | Energy storage power generation device and control method |
| CN105986902A (en) * | 2015-03-02 | 2016-10-05 | 袁志平 | Water combustion type turbine engine |
| CN114000945A (en) * | 2021-10-29 | 2022-02-01 | 华中科技大学 | Incomplete cycle power generation system based on oxyhydrogen high pressure mixes water burning |
| CN115288818A (en) * | 2022-08-23 | 2022-11-04 | 上海慕帆动力科技有限公司 | Zero-emission power generation system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4148185A (en) * | 1977-08-15 | 1979-04-10 | Westinghouse Electric Corp. | Double reheat hydrogen/oxygen combustion turbine system |
| DE2848280A1 (en) * | 1978-11-07 | 1980-05-08 | Nedeltscho Dipl Ing Duschkow | Power generation from water - by heating to plasma and magnetic sepn. of oxygen and hydrogen for turbines |
| JPH1193621A (en) * | 1997-09-17 | 1999-04-06 | Mitsubishi Heavy Ind Ltd | Hydrogen combustion turbine plant |
| US7244771B1 (en) * | 2006-08-11 | 2007-07-17 | Seymour Gary F | Commercial production of synthetic fuel from fermentation by-products system |
| DE102011017127A1 (en) * | 2011-04-14 | 2013-09-26 | Hilmar Kluß | Hybrid element, useful for gasoline engines operating with hydrogen and oxygen charging turbine as bivalent drive system for motor vehicles, comprises engine control unit for controlling the production of oxygen and hydrogen |
-
2015
- 2015-08-07 CN CN201510478278.4A patent/CN105134318B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4148185A (en) * | 1977-08-15 | 1979-04-10 | Westinghouse Electric Corp. | Double reheat hydrogen/oxygen combustion turbine system |
| DE2848280A1 (en) * | 1978-11-07 | 1980-05-08 | Nedeltscho Dipl Ing Duschkow | Power generation from water - by heating to plasma and magnetic sepn. of oxygen and hydrogen for turbines |
| JPH1193621A (en) * | 1997-09-17 | 1999-04-06 | Mitsubishi Heavy Ind Ltd | Hydrogen combustion turbine plant |
| US7244771B1 (en) * | 2006-08-11 | 2007-07-17 | Seymour Gary F | Commercial production of synthetic fuel from fermentation by-products system |
| DE102011017127A1 (en) * | 2011-04-14 | 2013-09-26 | Hilmar Kluß | Hybrid element, useful for gasoline engines operating with hydrogen and oxygen charging turbine as bivalent drive system for motor vehicles, comprises engine control unit for controlling the production of oxygen and hydrogen |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105986902A (en) * | 2015-03-02 | 2016-10-05 | 袁志平 | Water combustion type turbine engine |
| CN105781740A (en) * | 2016-03-09 | 2016-07-20 | 贾晓轻 | Energy storage power generating system |
| CN105781644A (en) * | 2016-03-09 | 2016-07-20 | 贾晓轻 | Energy storage power generation device and control method |
| CN105781644B (en) * | 2016-03-09 | 2018-01-09 | 三峡大学 | The Wave crest and wave trough control method of the energy-storing and power-generating system of power system load regulation |
| CN114000945A (en) * | 2021-10-29 | 2022-02-01 | 华中科技大学 | Incomplete cycle power generation system based on oxyhydrogen high pressure mixes water burning |
| CN114000945B (en) * | 2021-10-29 | 2022-10-14 | 华中科技大学 | Incomplete cycle power generation system based on oxyhydrogen high-pressure water-doped combustion |
| CN115288818A (en) * | 2022-08-23 | 2022-11-04 | 上海慕帆动力科技有限公司 | Zero-emission power generation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105134318B (en) | 2017-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10830107B2 (en) | Natural gas combined power generation process with zero carbon emission | |
| CN103629857B (en) | Based on the thermal power cogeneration central heating system of heat pump | |
| RU2643905C1 (en) | Solar thermal and hybrid system of energy generation with biomass gasification with symbiotic gas-water steam fuel cycle | |
| CN105134318A (en) | Energy storage device based on hydrogen-steam turbine compound cycle | |
| CN104405599A (en) | Fuel gas-supercritical carbon dioxide united power electricity generation system utilizing solar energy | |
| CN111799819B (en) | Coal gasification solid oxide fuel cell hybrid energy storage power generation system | |
| CN104763553A (en) | Stirling heat regenerator-organic Rankine cycle system and use method thereof | |
| WO2019000623A1 (en) | Methanation reaction system, power plant peak regulating system and power plant | |
| CN103673031A (en) | System capable of greatly lowering combined heat and power generation centralized heating temperature | |
| CN104727871A (en) | Organic rankine cycle-stirling engine combined cycle power generation system and application method thereof | |
| CN103775211A (en) | Distribution type combined cooling, heating and power supply system for active regulation-control type combustion gas turbine | |
| CN104061028B (en) | The double reheat association circulating power generation system that hydrogen-oxygen is combined with coal dust firing and method | |
| CN103629724B (en) | Significantly reduce the system of cogeneration of heat and power central heating temperature | |
| CN104806356A (en) | Cascaded Bretton combined cycle power generation method and device | |
| CN109854318B (en) | Biomass direct-fired cogeneration system and method | |
| CN107143403A (en) | Hydrogen gas turbine waste heat from tail gas utilizes system | |
| CN105569746A (en) | Ultralow-concentration gas oxidation power generation and coal slime drying, refrigeration and heating integration system | |
| CN107304714A (en) | A kind of new gas turbine fuel provides system and method | |
| CN204691906U (en) | A kind of superposition type Boulez pauses combined cycle generating unit | |
| CN103628938B (en) | System for greatly reducing cogeneration centralized heat supply temperature | |
| CN202709255U (en) | Energy-saving combined heat and power generation system | |
| CN108894836B (en) | Multi-energy complementary system based on natural gas pressure energy recovery | |
| US20140090377A1 (en) | Nuclear-Fossil Fueled Hybrid Power Generation System | |
| CN103673032A (en) | System capable of greatly lowering combined heat and power generation centralized heating temperature | |
| CN109114647A (en) | A kind of power plant heat accumulation power generation heating system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20190807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |