CN101761389A - Circulatory thermal power generation method and device of working medium phase-change gas turbine - Google Patents
Circulatory thermal power generation method and device of working medium phase-change gas turbine Download PDFInfo
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- CN101761389A CN101761389A CN201010039764A CN201010039764A CN101761389A CN 101761389 A CN101761389 A CN 101761389A CN 201010039764 A CN201010039764 A CN 201010039764A CN 201010039764 A CN201010039764 A CN 201010039764A CN 101761389 A CN101761389 A CN 101761389A
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- gas turbine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
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Abstract
The invention discloses a circulatory thermal power generation method and a device of a working medium phase-change gas turbine, which is used in the occasions of solar power generation and industrial waste heat power generation. The device comprises a high-temperature heat exchanger, a low-temperature working medium gas turbine, a power generator, a condenser, a compressor, a starting motor and the like. With the invention, ammonia and other working media are changed from liquid into high-temperature high-pressure gas by absorbing the heat of a solar water heater or industrial exhaust heat so as to promote the low-temperature working medium gas turbine to rotate to do work, the gas turbine drags the power generator to generate electricity, the gas generated after the low temperature working medium in the gas turbine expands to do work is condensed by the condenser into gas-liquid mixture which is compressed into liquid to be returned to the heat exchanger to complete a job. The invention has the advantages that solar energy and industrial waste heat can be utilized for work, no waste gas is emitted, oil and coal are replaced, no environment pollution exists, and the carbon content is low.
Description
Technical field
The present invention relates to a kind of working medium phase-change gas turbine circuit thermal power generating method and device, be used in the occasion of solar electrical energy generation, industrial afterheat power generation.
Background technique
At present, oil, coal reserves are limited, and rise in price is the CO that fuel combustion produces with oil coal
2, SO
2Environment is produced very big harm, danger utmost point human existence.Utilize solar energy and industrial afterheat power generation, do not have toxic emission.Hot phase transformation generation technology is becoming a cutting edge technology in the energy source and power research field, has development potentiality and application prospect.
Summary of the invention
At above-mentioned technical problem to be solved, main purpose of the present invention provides a kind of reasonable in design, applied widely, carbon-free a kind of with working medium phase-change gas turbine circuit thermal power generation devices and methods therefor.
The technological scheme that the present invention takes is as follows, a kind of working medium phase-change gas turbine circuit thermal power generation device, it is characterized in that: comprise axial-flow compressor, high-temperature heat-exchanging, cryogenic fluid gas turbine, generator, condenser, actuating motor composition, wherein, the high-temperature heat-exchanging internal memory contains refrigeration agent, high-temperature heat-exchanging is connected with the pipeline circulation each other with cryogenic fluid gas turbine, condenser, axial-flow compressor, form a heat energy circulating system, generator is connected by axle with the cryogenic fluid gas turbine, and actuating motor links to each other with axial-flow compressor.
The present invention also provides a kind of working medium phase-change gas turbine circuit thermal power generating method, it is characterized in that, may further comprise the steps: the heat that refrigeration agent working medium such as the ammonia in high-temperature heat-exchanging absorb solar water heater or industrial exhaust heat becomes high temperature and high pressure gas from liquid state, and then promotion cryogenic fluid gas turbine rotation work done, cryogenic fluid gas turbine drives generator for electricity generation, cryogenic fluid is in the cryogenic fluid gas turbine behind the expansion working, become high-temperature low-pressure gas, and become the gas liquid mixture of low-temp low-pressure by condenser condenses, be compressed into cryogenic high pressure liquid by axial-flow compressor, and send back to high-temperature heat-exchanging by pipeline and finish a circulation.
When the present invention starts, provide power by actuating motor, after the operation, then can turn off actuating motor, the power of axial-flow compressor can be provided by cryogenic fluid gas turbine coaxial mounted with it, thus energy saving.
Working principle of the present invention is as follows:
The heat that the present invention utilizes refrigeration agent working medium such as ammonia to absorb solar water heater or industrial exhaust heat in high-temperature heat-exchanging (firing chamber that is equivalent to gas turbine) becomes high temperature and high pressure gas from liquid state, promote cryogenic fluid gas turbine rotation work done, the generating of gas turbine drawing generator, cryogenic fluid gas behind the expansion working in gas turbine becomes gas liquid mixture by condenser condenses, is compressed into liquid by axial-flow compressor and sends back to heat exchanger and finish a job.Working medium phase-change gas turbine circuit heat power generating system is a kind of hot phase transformation generation technology, can utilize the heat energy acting of solar water, solar heat steam, industrial exhaust heat, and the working medium phase-change gas turbine circulation does not have carbon emission.It is a kind of carbon-free generation technology.Its working medium can and ammonia, also can be other novel refrigerant working medium, does not damage the ozone layer.Its gas turbine is a kind of low temperature steam turbine, and well anticorrosion and sealability is arranged.
The present invention compared with prior art has the following advantages:
1, without coal, petroleum fuel, there is not boiler;
2, non-environmental-pollution;
3, can adopt low-grade heat energy of solar energy, industrial exhaust heat to drive;
Below in conjunction with the drawings and specific embodiments the present invention is further described in detail, following examples are explanation of the invention but the present invention is not limited to following examples.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is gas turbine heating power circulation p-v figure;
Fig. 3 is a working medium phase-change gas turbine circulation means system diagram.
Number in the figure: axial-flow compressor A, high-temperature heat-exchanging B, cryogenic fluid gas turbine C, generator D, condenser E, actuating motor F, 1,2,3,4 is operating point, and wherein: 1 is low-temp low-pressure liquid, and 2 is cryogenic high pressure liquid, 3 is high temperature and high pressure gas, and 4 is high-temperature low-pressure gas.
Embodiment
As shown in Figure 1, a kind of working medium phase-change gas turbine circuit thermal power generation device of the present invention, comprise that axial-flow compressor A, high-temperature heat-exchanging B, cryogenic fluid gas turbine C, generator D, condenser E form, wherein, high-temperature heat-exchanging B internal memory contains refrigeration agent, high-temperature heat-exchanging B is connected with the pipeline circulation each other with cryogenic fluid gas turbine C, condenser E, axial-flow compressor A, form a heat energy circulating system, generator D is connected by axle with cryogenic fluid gas turbine C, and actuating motor F links to each other with axial-flow compressor A.Fig. 1 is identical with 1,2,3,4 labels and implication among Fig. 2, is the working medium state point.
Working procedure of the present invention working medium phase-change gas turbine circulatory system figure as shown in Figure 3, the heat that refrigeration agent working medium such as ammonia in high-temperature heat-exchanging B absorb solar water heater or industrial exhaust heat becomes high temperature and high pressure gas 3 from liquid state, and then promotion cryogenic fluid gas turbine C rotation work done, cryogenic fluid gas turbine C drives generator D generating, cryogenic fluid is in cryogenic fluid gas turbine C behind the expansion working, become high-temperature low-pressure gas 4, and be condensed into the gas liquid mixture 1 of low-temp low-pressure by condenser E, be compressed into cryogenic high pressure liquid 2 by axial-flow compressor A, and send back to high-temperature heat-exchanging B by pipeline and finish a circulation, when the present invention starts, F provides power by actuating motor, after the operation, then can turn off actuating motor F, the power of axial-flow compressor A can be provided by cryogenic fluid gas turbine C coaxial mounted with it, thus energy saving.
Thermal source of the present invention can utilize industrial exhaust heat or solar energy, to the high-temperature heat-exchanging heat supply.
Phase transformation generating thermodynamic analysis of the present invention is as follows; Gas turbine heating power power generation cycle based on Working fluid phase changing is by working medium adiabatic compression process, the constant temperature constant-pressure heating process in the high temperature switching heat-exchanger, working medium adiabatic expansion, working medium level pressure exothermic process in condenser in gas turbine in gas compressor.Shown in the gas turbine heating power circulation p-v figure of Fig. 2: high temperature heat source is isothermal level pressure endothermic process in heat exchanger, 1kg working medium caloric receptivity q
1For working medium is pressed endothermic process total amount of heat: q in level pressure
1=c
P '(T
3-T
2) kJ/kg (1)
1kg working medium is at the condenser heat q that presses decided at the higher level but not officially announced
2For:
q
2＝c
p′(T
4-T
1) (2)
1kg working medium is net work W0=q in steam turbine
1-q
2(3)
Thermal efficiency of cycle
The present invention becomes gaseous state from liquid state during from the high temperature heat source absorbing heat, the volumetric expansion work done by utilizing the cold-producing medium working medium such as ammonia; During to the low-temperature heat source heat release, volume contraction becomes liquid state again from gaseous state, the pushing turbine acting. Have petroleum replacing, coal, advantage free from environmental pollution, carbon-free.
Claims (2)
1. working medium phase-change gas turbine circuit thermal power generation device, it is characterized in that: comprise axial-flow compressor, high-temperature heat-exchanging, cryogenic fluid gas turbine, generator, condenser, actuating motor composition, wherein, the high-temperature heat-exchanging internal memory contains refrigeration agent, high-temperature heat-exchanging is connected with the pipeline circulation each other with cryogenic fluid gas turbine, condenser, axial-flow compressor, form a heat energy circulating system, generator is connected by axle with the cryogenic fluid gas turbine, and actuating motor links to each other with axial-flow compressor.
2. working medium phase-change gas turbine circuit thermal power generating method, it is characterized in that, may further comprise the steps: the heat that refrigeration agent working medium such as the ammonia in high-temperature heat-exchanging absorb solar water heater or industrial exhaust heat becomes high temperature and high pressure gas from liquid state, and then promotion cryogenic fluid gas turbine rotation work done, cryogenic fluid gas turbine drives generator for electricity generation, cryogenic fluid is in the cryogenic fluid gas turbine behind the expansion working, become high-temperature low-pressure gas, and become the gas liquid mixture of low-temp low-pressure by condenser condenses, be compressed into cryogenic high pressure liquid by axial-flow compressor, and send back to high-temperature heat-exchanging by pipeline and finish a circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010039764A CN101761389A (en) | 2010-01-15 | 2010-01-15 | Circulatory thermal power generation method and device of working medium phase-change gas turbine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010039764A CN101761389A (en) | 2010-01-15 | 2010-01-15 | Circulatory thermal power generation method and device of working medium phase-change gas turbine |
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| CN101761389A true CN101761389A (en) | 2010-06-30 |
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| CN201010039764A Pending CN101761389A (en) | 2010-01-15 | 2010-01-15 | Circulatory thermal power generation method and device of working medium phase-change gas turbine |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734094A (en) * | 2011-04-07 | 2012-10-17 | 中国科学院工程热物理研究所 | Thermal power generation system combined by water saving type solar combustion gas turbine and kalina cycle |
| WO2013007123A1 (en) * | 2011-07-14 | 2013-01-17 | 湘潭电机力源模具有限公司 | Solar-energy heat power-generating system and thermoelectric conversion device thereof |
| CN103775238A (en) * | 2013-01-25 | 2014-05-07 | 摩尔动力(北京)技术股份有限公司 | Quasi carnot engine |
| CN103790660A (en) * | 2013-01-29 | 2014-05-14 | 摩尔动力(北京)技术股份有限公司 | Ultimate temperature ratio engine |
| CN104847499A (en) * | 2015-06-01 | 2015-08-19 | 国家电网公司 | Britten combined cycle power generation device with solar energy heating |
| CN105484870A (en) * | 2015-12-29 | 2016-04-13 | 中国航空工业集团公司沈阳发动机设计研究所 | Combined-cycle gas turbine system |
| CN110725748A (en) * | 2019-11-25 | 2020-01-24 | 西安空天能源动力智能制造研究院有限公司 | Micro turbine electricity hybrid distributed power device |
-
2010
- 2010-01-15 CN CN201010039764A patent/CN101761389A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734094A (en) * | 2011-04-07 | 2012-10-17 | 中国科学院工程热物理研究所 | Thermal power generation system combined by water saving type solar combustion gas turbine and kalina cycle |
| CN102734094B (en) * | 2011-04-07 | 2013-11-20 | 中国科学院工程热物理研究所 | Thermal power generation system combined by water saving type solar combustion gas turbine and kalina cycle |
| WO2013007123A1 (en) * | 2011-07-14 | 2013-01-17 | 湘潭电机力源模具有限公司 | Solar-energy heat power-generating system and thermoelectric conversion device thereof |
| US9284951B2 (en) | 2011-07-14 | 2016-03-15 | Xiangtan Electric Manufacturing Co., Ltd. | Solar-energy heat power-generating system and thermoelectric conversion device thereof |
| CN103775238A (en) * | 2013-01-25 | 2014-05-07 | 摩尔动力(北京)技术股份有限公司 | Quasi carnot engine |
| CN103775238B (en) * | 2013-01-25 | 2016-06-22 | 摩尔动力(北京)技术股份有限公司 | Quasi-Carnot engine |
| CN103790660A (en) * | 2013-01-29 | 2014-05-14 | 摩尔动力(北京)技术股份有限公司 | Ultimate temperature ratio engine |
| CN103790660B (en) * | 2013-01-29 | 2016-06-22 | 摩尔动力(北京)技术股份有限公司 | Limit temperature compares electromotor |
| CN104847499A (en) * | 2015-06-01 | 2015-08-19 | 国家电网公司 | Britten combined cycle power generation device with solar energy heating |
| CN105484870A (en) * | 2015-12-29 | 2016-04-13 | 中国航空工业集团公司沈阳发动机设计研究所 | Combined-cycle gas turbine system |
| CN110725748A (en) * | 2019-11-25 | 2020-01-24 | 西安空天能源动力智能制造研究院有限公司 | Micro turbine electricity hybrid distributed power device |
| CN110725748B (en) * | 2019-11-25 | 2024-04-16 | 西安空天能源动力智能制造研究院有限公司 | Micro turbine electric hybrid distributed power device |
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Application publication date: 20100630 |