CN104088705B - A kind of gas turbine inlet air system - Google Patents
A kind of gas turbine inlet air system Download PDFInfo
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- CN104088705B CN104088705B CN201410360348.1A CN201410360348A CN104088705B CN 104088705 B CN104088705 B CN 104088705B CN 201410360348 A CN201410360348 A CN 201410360348A CN 104088705 B CN104088705 B CN 104088705B
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Abstract
The invention discloses a kind of gas turbine inlet air system, comprise inlet air filtration room, baffler, heating system and gas compressing apparatus, inlet air filtration room is rectangular structure, inlet air filtration indoor side is equipped with tertiary filter, inlet air filtration room is by air intake passage joint noise reduction device, and the cross-section area of air intake passage connection one end, inlet air filtration room is greater than the cross-section area of its joint noise reduction device one end; Air intake filter comprises suction port, air outlet, end cap and filter chamber, heating system comprises gas-heated pipeline and heating circuit of bleeding, the downstream of gas-heated pipeline one end joint noise reduction device, the other end connects suction chamber, suction chamber connects gas compressing apparatus, and gas compressing apparatus is gas compressor; The present invention can improve the air quality entering unit, ensures unit reliable operation expeditiously.
Description
Technical field
The present invention relates to a kind of gas handling system, especially relate to a kind of gas handling system of gas turbine.
Background technique
The performance of gas turbine and operational reliability; close relationship is had with the air quality and clean degree that enter unit; therefore in order to ensure unit reliable operation expeditiously; good gas handling system must be configured, the air entering unit is filtered, filter impurity wherein; a good gas handling system; in the environment of various temperature, humidity and pollution, the air quality entering unit should be able to be improved, guarantees the high efficiency reliable operation of unit.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, provides a kind of gas turbine inlet air system, can improve the air quality entering unit, ensures unit reliable operation expeditiously.
In order to solve above technical problem, the invention provides a kind of gas turbine inlet air system, comprise inlet air filtration room, baffler, heating system and gas compressing apparatus, inlet air filtration room is rectangular structure, inlet air filtration indoor side is equipped with tertiary filter, tertiary filter splices by flat-panel filter the prefilter, the non-inductive windings filter that form and splices the primary filter that forms and air intake filter and splice the final filter formed and form, and prefilter, primary filter are identical with the cross-section area of inlet air filtration room with the size of final filter; Inlet air filtration room is by air intake passage joint noise reduction device, and the cross-section area of air intake passage connection one end, inlet air filtration room is greater than the cross-section area of its joint noise reduction device one end;
Air intake filter comprises suction port, air outlet, end cap and filter chamber, the axis of suction port and air outlet point-blank, top, filter chamber connects suction port and air outlet respectively, be provided with filter screen in filter chamber, filter screen is loop configuration and cross-section area is identical with suction port, the connection suction port that filter screen one end is seamless and run through whole filter chamber, the other end of filter screen is fixed by the end cap bottom filter chamber, is provided with sealing gasket between end cap and filter screen;
Heating system comprises gas-heated pipeline and the downstream of bleed heating circuit, gas-heated pipeline one end joint noise reduction device, and the other end connects suction chamber, and suction chamber connects gas compressing apparatus, and gas compressing apparatus is gas compressor;
Heating circuit of bleeding comprises air intake control valve, manual barrier valve and connecting pipeline, gas-heated pipeline is connected to the exhaust casing of gas compressor by the air intake control valve that is communicated with by connecting pipeline and manual barrier valve, and a part of high temperature in the exhaust casing of gas compressor, high-pressure air are introduced gas-heated pipeline and heated the gas in gas-heated pipeline.
The technological scheme that the present invention limits further is:
Aforementioned inlet air filtration outdoor is also provided with rain cover, and described rain cover is from top to bottom equidistantly and in tree-shaped distribution.Rainwater can be effectively prevented to be fade-in inlet air filtration room.
Aforementioned flat-panel filter, non-inductive windings filter and air intake filter are at least 9, and flat-panel filter, non-inductive windings filter and air intake filter are respectively by the size being spliced into needs that first, second, and third filter mounting matched with its size is seamless.Seamless link is carried out in flat-panel filter, non-inductive windings filter and air intake filter and inlet air filtration room, prevents uncleanly gas permeation gap from entering unit.
Also safety net is provided with between aforementioned air intake passage and described baffler; Aforementioned baffler is at least 2 pieces of dividing plates vertical and arranged in parallel, and dividing plate is installed with air hole, and dividing plate is made up of many suctions soundboard, and diaphragm internal fills sound absorbing material.
When aforementioned air intake control valve and manual barrier valve standard-sized sheet, the gas flow of eluting gas control valve is the 6-7% of compressor flowrate.Air intake control valve and manual barrier valve can control the heating-up temperature of the gas in gas-heated pipeline by controlling gas flow.
The power gas source of aforementioned air intake control valve is instrument gas, and valve is opened for losing gas, and when losing instrument gas, valve is in full-gear; Aforementioned heating circuit of bleeding also is provided with pressure transducer and temperature transducer, pressure transducer measure described in the air pressure of bleeding in heating circuit connecting tube, temperature sensor measurement is bled the temperature in heating circuit connecting tube.
The invention has the beneficial effects as follows:
Inlet air filtration outdoor of the present invention is provided with rain cover, because inlet air filtration room is arranged in outdoor environment, keep away unavoidable meeting and be moistened by rain, rain cover can prevent inlet air filtration indoor from swilling into rainwater, ensure inlet air filtration indoor cleaning, and prevent self-filtering facility by rainwater immersion corrosion.
Final filter of the present invention is spliced by air intake filter and forms, the structural design of air intake filter, can carry out the clean of the degree of depth, filtered by molecule, and do not affect the flow of gas flow air.The structure of baffler of the present invention, can by reducing because conduit cross-sectional area reduces, and air velocity increases the noise produced, thus reduces the noise of gas handling system.Tertiary filter of the present invention can improve the air quality entering unit preferably, ensures unit reliable operation expeditiously.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is the sectional view of inlet air filtration room of the present invention.
Fig. 3 is the structural representation of air intake filter of the present invention.
Reference character: 1-inlet air filtration room, 2-air intake passage, 3-gas-heated pipeline, 4-suction chamber, 5-gas compressing apparatus, 6-rain cover, 7-air intake control valve, the manual barrier valve of 8-, 9-prefilter, 10-primary filter, 11-final filter, 12-safety net, 13-baffler, 14-suction port, 15-air outlet, 16-end cap, 17-filter chamber.
Embodiment
embodiment 1
A kind of gas turbine inlet air system that the present embodiment provides, comprise inlet air filtration room 1, baffler 13, heating system and gas compressing apparatus 5, structure as Figure 1-3, inlet air filtration room 1 is rectangular structure, also be provided with rain cover 6 outside inlet air filtration room 1, rain cover 6 is from top to bottom equidistantly and in tree-shaped distribution.Rainwater can be effectively prevented to be fade-in inlet air filtration room 1.
Tertiary filter is equipped with inside inlet air filtration room 1, tertiary filter splices by flat-panel filter the prefilter 9, the non-inductive windings filter that form and splices the primary filter 10 that forms and air intake filter and splice the final filter 11 formed and form, and prefilter 9, primary filter 10 are identical with the cross-section area of inlet air filtration room 1 with the size of final filter 11; Flat-panel filter, non-inductive windings filter and air intake filter are at least 9, and flat-panel filter, non-inductive windings filter and air intake filter are respectively by the size being spliced into needs that first, second, and third filter mounting matched with its size is seamless.Seamless link is carried out in flat-panel filter, non-inductive windings filter and air intake filter and inlet air filtration room 1, prevents uncleanly gas permeation gap from entering unit.
Inlet air filtration room 1 is by air intake passage 2 joint noise reduction device 13, and the cross-section area that air intake passage 2 connects one end, inlet air filtration room 1 is greater than the cross-section area of its joint noise reduction device 13 one end; Safety net 12 is also provided with between air intake passage 2 and baffler 13; Baffler 13 is at least 2 pieces of dividing plates vertical and arranged in parallel, and dividing plate is installed with air hole, and dividing plate is made up of many suctions soundboard, and diaphragm internal fills sound absorbing material.
Air intake filter comprises suction port 14, air outlet 15, end cap 16 and filter chamber 17, the axis of suction port 14 and air outlet 15 point-blank, top, filter chamber 17 connects suction port 14 and air outlet 15 respectively, filter screen is provided with in filter chamber 17, filter screen is loop configuration and cross-section area is identical with suction port 14, the connection suction port 14 that filter screen one end is seamless and run through whole filter chamber 17, the other end of filter screen is fixed by the end cap 16 bottom filter chamber 17, is provided with sealing gasket between end cap 16 and filter screen;
Heating system comprises the downstream of gas-heated pipeline 3 and bleed heating circuit, gas-heated pipeline 3 one end joint noise reduction device 13, and the other end connects suction chamber 4, and suction chamber 4 connects gas compressing apparatus 5, and gas compressing apparatus 5 is gas compressor;
Heating circuit of bleeding comprises air intake control valve 7, manual barrier valve 8 and connecting pipeline, gas-heated pipeline 3 is connected to the exhaust casing of gas compressor by the air intake control valve 7 that is communicated with by connecting pipeline and manual barrier valve 8, and a part of high temperature in the exhaust casing of gas compressor, high-pressure air are introduced gas-heated pipeline 3 and heated the gas in gas-heated pipeline 3.When air intake control valve 7 and manual barrier valve 8 standard-sized sheet, the gas flow of eluting gas control valve 7 is the 6-7% of compressor flowrate.
Air intake control valve 7 and manual barrier valve 8 can control the heating-up temperature of the gas in gas-heated pipeline 3 by controlling gas flow.The power gas source of air intake control valve 7 is instrument gas, and valve is opened for losing gas, and when losing instrument gas, valve is in full-gear; Bleed on heating circuit and be also provided with pressure transducer and temperature transducer, pressure transducer measure described in the air pressure of bleeding in heating circuit connecting tube, temperature sensor measurement is bled the temperature in heating circuit connecting tube.
During the present embodiment work, after gas is filtered into clean air by inlet air filtration room 1, flow into air intake passage 2 and pass through baffler 13, clean air is heated in gas-heated pipeline 3, finally enters gas compressor and compresses; The mode of heating of gas-heated pipeline 3 pairs of gases is, is introduced the hot gas of high temperature, high pressure, and controls gas flow by air intake control valve 7 and manual barrier valve 8, thus control the heating-up temperature of gas by heating circuit of bleeding from the exhaust casing of gas compression molding machine.
In addition to the implementation, the present invention can also have other mode of executions.All employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (7)
1. a gas turbine inlet air system, comprises inlet air filtration room, baffler, heating system and gas compressing apparatus, it is characterized in that:
Described inlet air filtration room is rectangular structure, described inlet air filtration indoor side is equipped with tertiary filter, described tertiary filter splices by flat-panel filter the prefilter, the non-inductive windings filter that form and splices the primary filter that forms and air intake filter and splice the final filter formed and form, and described prefilter, primary filter are identical with the cross-section area of described inlet air filtration room with the size of final filter; Described inlet air filtration room connects described baffler by air intake passage, and the cross-section area of described air intake passage connection one end, inlet air filtration room is greater than the cross-section area of its joint noise reduction device one end;
Described air intake filter comprises suction port, air outlet, end cap and filter chamber, the axis of described suction port and air outlet point-blank, top, described filter chamber connects described suction port and air outlet respectively, filter screen is provided with in described filter chamber, described filter screen is loop configuration and cross-section area is identical with described suction port, the connection suction port that described filter screen one end is seamless and run through whole filter chamber, the other end of described filter screen is fixed by the end cap bottom filter chamber, is provided with sealing gasket between described end cap and described filter screen;
Described heating system comprises gas-heated pipeline and the downstream of bleed heating circuit, described gas-heated pipeline one end joint noise reduction device, and the other end connects suction chamber, and described suction chamber connects gas compressing apparatus, and described gas compressing apparatus is gas compressor;
Described heating circuit of bleeding comprises air intake control valve, manual barrier valve and connecting pipeline, described gas-heated pipeline is connected to the exhaust casing of described gas compressor by the described air intake control valve that is communicated with by connecting pipeline and manual barrier valve, and a part of high temperature in the exhaust casing of gas compressor, high-pressure air are introduced gas-heated pipeline and heated the gas in described gas-heated pipeline;
It is characterized in that: described baffler is at least 2 pieces of dividing plates vertical and arranged in parallel, and described dividing plate is installed with air hole, and described dividing plate is made up of many suctions soundboard, described diaphragm internal fills sound absorbing material.
2. according to the gas turbine inlet air system described in claim 1, it is characterized in that: described inlet air filtration outdoor is also provided with rain cover, described rain cover is from top to bottom equidistantly and in tree-shaped distribution.
3. according to the gas turbine inlet air system described in claim 1, it is characterized in that: described flat-panel filter, non-inductive windings filter and air intake filter are at least 9, and described flat-panel filter, non-inductive windings filter and air intake filter are respectively by the size being spliced into needs that first, second, and third filter mounting matched with its size is seamless.
4. according to the gas turbine inlet air system described in claim 1, it is characterized in that: between described air intake passage and described baffler, be also provided with safety net.
5. according to the gas turbine inlet air system described in claim 1, it is characterized in that: when described air intake control valve and manual barrier valve standard-sized sheet, the gas flow of eluting gas control valve is the 6-7% of compressor flowrate.
6. according to the gas turbine inlet air system described in claim 1, it is characterized in that: the power gas source of described air intake control valve is instrument gas, valve is opened for losing gas, and when losing instrument gas, valve is in full-gear.
7. according to the gas turbine inlet air system described in claim 1, it is characterized in that: described in bleed on heating circuit and be also provided with pressure transducer and temperature transducer, the air pressure of bleeding in heating circuit connecting tube described in pressure transducer measurement, the temperature of bleeding described in temperature sensor measurement in heating circuit connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410360348.1A CN104088705B (en) | 2014-07-28 | 2014-07-28 | A kind of gas turbine inlet air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410360348.1A CN104088705B (en) | 2014-07-28 | 2014-07-28 | A kind of gas turbine inlet air system |
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| Publication Number | Publication Date |
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| CN104088705A CN104088705A (en) | 2014-10-08 |
| CN104088705B true CN104088705B (en) | 2016-01-06 |
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| CN201410360348.1A Active CN104088705B (en) | 2014-07-28 | 2014-07-28 | A kind of gas turbine inlet air system |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514633A (en) * | 2014-11-28 | 2015-04-15 | 成都博世德能源科技股份有限公司 | Efficient three-level air filtration device for gas turbine |
| CN106979076A (en) * | 2016-01-19 | 2017-07-25 | 常州兰翔机械有限责任公司 | Aerial weapon equipment is with anti-icing bleed adapter assembly |
| CN105841971B (en) * | 2016-04-26 | 2019-02-26 | 中科合肥微小型燃气轮机研究院有限责任公司 | Gas turbine inlet air measuring device |
| CN106762148A (en) * | 2016-12-26 | 2017-05-31 | 江苏华强新能源科技有限公司 | A kind of gas turbine inlet air system collapsible shield |
| CN108533404A (en) * | 2018-02-05 | 2018-09-14 | 晖保智能科技（上海）有限公司 | A kind of pre- heat recovery system of moving miniature gas turbine |
| CN109908670A (en) * | 2019-04-19 | 2019-06-21 | 南京国源电气有限公司 | Filter combines mounting system and method |
| CN110671207A (en) * | 2019-09-27 | 2020-01-10 | 江苏欧瑞特新材料有限公司 | Box fine filter of gas turbine air intake system |
| CN111412067B (en) * | 2020-04-09 | 2022-05-24 | 江苏华强新能源科技有限公司 | Back-flushing type high-efficiency filter for gas turbine air inlet system |
| CN113446113B (en) * | 2021-07-14 | 2023-02-28 | 江苏风行动力科技有限公司 | Axial flow air compressor of gas turbine and air extraction method |
| CN117211959B (en) * | 2023-11-09 | 2024-01-23 | 成都市成航发科技有限公司 | Air inlet pipe of flue gas turbine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8167980B2 (en) * | 2008-08-28 | 2012-05-01 | General Electric Company | Filtration system for gas turbines |
| CN101892907B (en) * | 2010-06-12 | 2013-10-09 | 上海电力学院 | Combined locking silencer for gas turbine intake duct |
| US8926265B2 (en) * | 2011-11-08 | 2015-01-06 | General Electric Company | Inlet bleed heat system |
| CN203335246U (en) * | 2013-06-27 | 2013-12-11 | 丹东天皓净化材料有限公司 | Box-type filter for ship gas turbine |
| CN204060938U (en) * | 2014-07-28 | 2014-12-31 | 江苏华强新能源科技有限公司 | Gas turbine inlet air system |
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| CB03 | Change of inventor or designer information |
Inventor after: Wu Wentai Inventor after: Chen Xin Inventor after: Zhang Dongfang Inventor after: Tang Jian Inventor after: Yan Jing Inventor before: Wu Wentai Inventor before: Chen Xin |
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| CB03 | Change of inventor or designer information | ||
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Effective date of registration: 20170728 Address after: Yangzhong City, Jiangsu province 212212 Yihe road Zhenjiang City, No. 900 Co-patentee after: SHANGHAI ELECTRIC GAS TURBINE CO., LTD. Patentee after: JIANGSU HUAQIANG NEW ENERGY TECHNOLOGY CO., LTD. Address before: Yangzhong City, Jiangsu province 212212 Yihe road Zhenjiang City, No. 900 Patentee before: JIANGSU HUAQIANG NEW ENERGY TECHNOLOGY CO., LTD. |
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