CN115387913A - Ammonia-doped gas turbine power generation system integrating ammonia evaporator and intercooler - Google Patents
Ammonia-doped gas turbine power generation system integrating ammonia evaporator and intercooler Download PDFInfo
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- CN115387913A CN115387913A CN202210941555.0A CN202210941555A CN115387913A CN 115387913 A CN115387913 A CN 115387913A CN 202210941555 A CN202210941555 A CN 202210941555A CN 115387913 A CN115387913 A CN 115387913A
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- China
- Prior art keywords
- ammonia
- intercooler
- power generation
- combustion chamber
- generation system
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 25
- 238000010248 power generation Methods 0.000 title claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003345 natural gas Substances 0.000 claims abstract description 14
- 230000010354 integration Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/22—Fuel supply systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
Landscapes
- 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 an ammonia-doped gas turbine power generation system with an ammonia evaporator and an intercooler integrated, and belongs to the technical field of power generation. The problems that liquid ammonia needs to be separately treated to be changed into gaseous ammonia and the energy consumption of a high-pressure compressor is high are solved. The low-pressure gas compressor comprises a low-pressure gas compressor, a high-pressure gas compressor, a combustion chamber, a turbine, a generator and an intercooler, wherein the outlet end of the low-pressure gas compressor is connected with the hot end inlet of the intercooler, the hot end outlet of the intercooler is communicated with the gas inlet end of the high-pressure gas compressor, the gas outlet end of the high-pressure gas compressor is communicated with the air gas inlet end of the combustion chamber, the cold end inlet of the intercooler is externally connected with a liquid ammonia pipeline, the cold end outlet of the intercooler is communicated with the ammonia gas inlet end of the combustion chamber, the natural gas inlet end of the combustion chamber is externally connected with a natural gas pipeline, the outlet end of the combustion chamber is communicated with the inlet end of the turbine, and the turbine is connected with the rotating end of the generator. It is mainly used for power generation.
Description
Technical Field
The invention belongs to the technical field of power generation, and particularly relates to an ammonia-doped gas turbine power generation system with an ammonia evaporator and an intercooler integrated.
Background
The economic society of China is still in a rapid development stage, the energy and power requirements are high, so that more severe requirements are provided for carbon emission reduction in the power industry, a gas turbine distributed power generation system is an important component of the power industry of China, and how to enable a gas turbine power generation device to be more efficient, clean, low-carbon and flexible becomes an urgent demand of the power department and the power industry;
ammonia is used as a novel carbon-free hydrogen-rich zero-carbon alternative fuel, the ammonia is doped into natural gas for combustion, the technology is a potential power generation carbon emission reduction technology, the ammonia and hydrogen doped combustion is suitable for not only a newly built unit but also the low-carbon transformation of the existing unit, and the technology has important significance for realizing the quick and stable transition from high-carbon power to low-carbon and zero-carbon power in China; however, currently, there is still a great deal of development space for configuration optimization of an ammonia-doped and hydrogen-combusted gas turbine power generation system;
in the existing power generation treatment, liquid ammonia needs to be treated separately to be changed into gaseous ammonia, so that redundant energy consumption is increased, and the energy consumption of a high-pressure compressor is higher in the air injection process.
Disclosure of Invention
In view of this, the present invention aims to provide an ammonia-doped gas turbine power generation system with an integrated ammonia evaporator and intercooler, so as to solve the problems that liquid ammonia needs to be treated separately to become gaseous ammonia and that the energy consumption of a high-pressure compressor is relatively high.
In order to achieve the purpose, the power generation system of the ammonia-doped gas turbine integrating the ammonia evaporator and the intercooler comprises a low-pressure compressor, a high-pressure compressor, a combustion chamber, a turbine, a power generator and the intercooler, wherein the outlet end of the low-pressure compressor is connected with the hot end inlet of the intercooler, the hot end outlet of the intercooler is communicated with the air inlet end of the high-pressure compressor, the air outlet end of the high-pressure compressor is communicated with the air inlet end of the combustion chamber, the cold end inlet of the intercooler is externally connected with a liquid ammonia pipeline, the cold end outlet of the intercooler is communicated with the ammonia inlet end of the combustion chamber, the natural gas inlet end of the combustion chamber is externally connected with a natural gas pipeline, the outlet end of the combustion chamber is communicated with the inlet end of the turbine, and the turbine is connected with the rotating end of the power generator.
Furthermore, the rotating ends of the low-pressure air compressor, the high-pressure air compressor and the generator are connected.
Furthermore, the inlet end of the low-pressure compressor is filled with air.
Furthermore, a first valve is arranged on a natural gas pipeline connected outside the combustion chamber.
Furthermore, the first valve is an electric control valve.
Furthermore, a second valve is arranged on a liquid ammonia pipeline externally connected to a cold end inlet of the intercooler.
Furthermore, the second valve is an electric control valve.
Compared with the prior art, the invention has the beneficial effects that:
1. gas in the low-pressure compressor and liquid ammonia exchange heat in the intercooler, so that the liquid ammonia can be gasified, and the utilization of energy efficiency is effectively improved;
2. the mode of mixing natural gas with ammonia gas can reduce the emission of carbon dioxide in tail gas and improve the combustion efficiency;
3. the temperature of the air inlet end of the high-pressure air compressor is reduced through the heat absorption capacity of the liquid ammonia, and the power consumption of the high-pressure air compressor can be reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of an ammonia-doped gas turbine power generation system according to the present invention.
A low-pressure compressor 1; a high-pressure compressor 2; a combustion chamber 3; a turbine 4; a generator 5; and an intercooler 6.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely explained below with reference to the drawings in the embodiments of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.
Referring to the accompanying drawings to illustrate the embodiment, an ammonia-doped gas turbine power generation system with an ammonia evaporator and an intercooler integrated is provided, and comprises a low-pressure compressor 1, a high-pressure compressor 2, a combustion chamber 3, a turbine 4, a generator 5 and an intercooler 6, wherein air is introduced into an inlet end of the low-pressure compressor 1, an outlet end of the low-pressure compressor 1 is connected with a hot-end inlet of the intercooler 6, a hot-end outlet of the intercooler 6 is communicated with an inlet end of the high-pressure compressor 2, an outlet end of the high-pressure compressor 2 is communicated with an air inlet end of the combustion chamber 3, a cold-end inlet of the intercooler 6 is externally connected with a liquid ammonia pipeline, a cold-end outlet of the intercooler 6 is communicated with an ammonia inlet end of the combustion chamber 3, a natural gas inlet end of the combustion chamber 3 is externally connected with a natural gas pipeline, an outlet end of the combustion chamber 3 is communicated with an inlet end of the turbine 4, and the turbine 4 is connected with a rotating end of the generator 5.
In the embodiment, the rotating ends of the low-pressure compressor 1, the high-pressure compressor 2 and the generator 5 are connected, so that the energy consumption can be reduced.
In this embodiment, a first valve is disposed on a natural gas pipeline externally connected to the combustion chamber 3; a second valve is arranged on a liquid ammonia pipeline externally connected to a cold end inlet of the intercooler 6; the first valve and the second valve are electric control valves, and the electric control valves can control the opening and closing of the pipeline, so that whether corresponding gas or liquid is introduced or not can be adjusted conveniently.
When the air-cooled type indirect combustion air cooler is used, air enters the low-pressure air compressor 1 from the inlet end of the low-pressure air compressor 1 and is compressed by the low-pressure air compressor 1 in a working state, then is conveyed into the indirect cooler 6 to exchange heat with liquid ammonia added from an external liquid ammonia pipeline at the cold end inlet of the indirect cooler 6, the air after heat exchange enters the high-pressure air compressor 2 to be secondarily compressed, the pressurized air is conveyed into the combustion chamber 3, and the temperature of the air is reduced due to the fact that the air exchanges heat with the liquid ammonia in the indirect cooler 6, and therefore the power consumption of the high-pressure air compressor 2 is reduced; introducing ammonia vapor formed after the heat exchange between the liquid ammonia and the air in the intercooler 6 is finished into the combustion chamber 3; the natural gas is injected into the combustion chamber 3 and ignited and combusted while the air and the ammonia steam enter the combustion chamber 3, and the tail gas generated by combustion drives the turbine 4 to rotate so as to drive the generator 5 to generate electricity.
The embodiments of the invention disclosed above are intended merely to aid in the explanation of the invention. The examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention.
Claims (7)
1. The utility model provides an ammonia evaporator and intercooler integrated mix ammonia gas turbine power generation system which characterized in that: the air cooler is characterized by comprising a low-pressure air compressor (1), a high-pressure air compressor (2), a combustion chamber (3), a turbine (4), a generator (5) and an intercooler (6), wherein the outlet end of the low-pressure air compressor (1) is connected with a hot end inlet of the intercooler (6), a hot end outlet of the intercooler (6) is communicated with an air inlet end of the high-pressure air compressor (2), an air outlet end of the high-pressure air compressor (2) is communicated with an air inlet end of the combustion chamber (3), a cold end inlet of the intercooler (6) is externally connected with a liquid ammonia pipeline, a cold end outlet of the intercooler (6) is communicated with an ammonia inlet end of the combustion chamber (3), a natural gas inlet end of the combustion chamber (3) is externally connected with a natural gas pipeline, an outlet end of the combustion chamber (3) is communicated with an inlet end of the turbine (4), and the turbine (4) is connected with a rotating end of the generator (5).
2. The ammonia evaporator and intercooler integrated ammonia-doped gas turbine power generation system of claim 1, wherein: the low-pressure compressor (1), the high-pressure compressor (2) and the rotating end of the generator (5) are connected.
3. The ammonia-doped gas turbine power generation system with the integration of the ammonia evaporator and the intercooler as recited in claim 1, wherein: and air is introduced into the inlet end of the low-pressure air compressor (1).
4. The ammonia evaporator and intercooler integrated ammonia-doped gas turbine power generation system of claim 1, wherein: and a first valve is arranged on the external natural gas pipeline of the combustion chamber (3).
5. The ammonia evaporator and intercooler integrated ammonia-doped gas turbine power generation system of claim 4, wherein: the first valve is an electric control valve.
6. The ammonia evaporator and intercooler integrated ammonia-doped gas turbine power generation system of claim 1, wherein: and a second valve is arranged on the external liquid ammonia pipeline of the cold end inlet of the intercooler (6).
7. The ammonia evaporator and intercooler integrated ammonia-doped gas turbine power generation system of claim 6, wherein: the second valve is an electric control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210941555.0A CN115387913A (en) | 2022-08-08 | 2022-08-08 | Ammonia-doped gas turbine power generation system integrating ammonia evaporator and intercooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210941555.0A CN115387913A (en) | 2022-08-08 | 2022-08-08 | Ammonia-doped gas turbine power generation system integrating ammonia evaporator and intercooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115387913A true CN115387913A (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210941555.0A Pending CN115387913A (en) | 2022-08-08 | 2022-08-08 | Ammonia-doped gas turbine power generation system integrating ammonia evaporator and intercooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115387913A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120047870A1 (en) * | 2009-01-14 | 2012-03-01 | Toyota Jidosha Kabushiki Kaisha | Engine |
| JP2015190466A (en) * | 2014-03-31 | 2015-11-02 | 株式会社Ihi | Combustion device, gas turbine and power generation device |
| CN107304714A (en) * | 2016-04-22 | 2017-10-31 | 北京澳尔金石油技术开发有限公司 | A kind of new gas turbine fuel provides system and method |
| CN107882638A (en) * | 2017-06-09 | 2018-04-06 | 厦门大学 | Actuating unit |
| CN110300840A (en) * | 2017-03-27 | 2019-10-01 | 株式会社Ihi | Burner and gas turbine engine system |
| CN113339165A (en) * | 2021-06-11 | 2021-09-03 | 西安热工研究院有限公司 | System and method for reducing carbon dioxide emission of gas generator set by using ammonia combustion |
| CN216975036U (en) * | 2021-12-31 | 2022-07-15 | 华中科技大学 | Combined cooling heating and power system based on mix ammonia gas power plant |
-
2022
- 2022-08-08 CN CN202210941555.0A patent/CN115387913A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120047870A1 (en) * | 2009-01-14 | 2012-03-01 | Toyota Jidosha Kabushiki Kaisha | Engine |
| JP2015190466A (en) * | 2014-03-31 | 2015-11-02 | 株式会社Ihi | Combustion device, gas turbine and power generation device |
| CN107304714A (en) * | 2016-04-22 | 2017-10-31 | 北京澳尔金石油技术开发有限公司 | A kind of new gas turbine fuel provides system and method |
| CN110300840A (en) * | 2017-03-27 | 2019-10-01 | 株式会社Ihi | Burner and gas turbine engine system |
| CN107882638A (en) * | 2017-06-09 | 2018-04-06 | 厦门大学 | Actuating unit |
| CN113339165A (en) * | 2021-06-11 | 2021-09-03 | 西安热工研究院有限公司 | System and method for reducing carbon dioxide emission of gas generator set by using ammonia combustion |
| CN216975036U (en) * | 2021-12-31 | 2022-07-15 | 华中科技大学 | Combined cooling heating and power system based on mix ammonia gas power plant |
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