CN109281761A - A kind of combustor test system - Google Patents
A kind of combustor test system Download PDFInfo
- Publication number
- CN109281761A CN109281761A CN201811475516.6A CN201811475516A CN109281761A CN 109281761 A CN109281761 A CN 109281761A CN 201811475516 A CN201811475516 A CN 201811475516A CN 109281761 A CN109281761 A CN 109281761A
- Authority
- CN
- China
- Prior art keywords
- temperature
- test system
- combustor test
- heating apparatus
- temperature sensor
- 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.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 42
- 238000010438 heat treatment Methods 0.000 claims abstract description 72
- 238000002485 combustion reaction Methods 0.000 claims abstract description 47
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 239000007789 gas Substances 0.000 claims description 47
- 230000001105 regulatory effect Effects 0.000 claims description 20
- 239000003546 flue gas Substances 0.000 claims description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 4
- 239000000567 combustion gas Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
Classifications
-
- 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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/14—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
-
- 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
-
- 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
- F02C7/08—Heating air supply before combustion, e.g. by exhaust gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The present invention relates to technical field of gas turbine, disclose a kind of combustor test system, to improve the heating efficiency for the air for entering combustion chamber, save the cost, to make combustor test system be simplified on the basis of improving combustion chamber detection accuracy.Combustor test system, it include: the compressor, air heating apparatus and combustion chamber set gradually, wherein: the burner and heat exchanger that air heating apparatus includes heating chamber, is set to heating chamber and is connected, and the gas pipeline and normal pressure gas source pipe that are connected to burner；Compressor is connected to by High Pressure Air Pipe Line with heating chamber；Combustion chamber is connected to by rectifying pipeline with heating chamber.
Description
Technical field
The present invention relates to technical field of gas turbine, more particularly to a kind of combustor test system.
Background technique
Gas turbine is that the gas continuously to flow is as working medium impeller high speed rotation, and by the energy conversion of fuel
The internal combustion type dynamic power machine of useful work is a kind of rotary vane type Thermal Motor.According to the difference of structure type, gas turbine
Heavy duty gas turbine, lightweight gas turbine and miniature gas turbine can be divided into.
By taking miniature gas turbine as an example, the primary structure of miniature gas turbine includes compressor, turbine and combustion chamber.Burning
The quality of room overall performance directly affects the overall performance of miniature gas turbine.Currently, the development of combustion chamber is still needed to debugging
Largely tested.In combustion chamber components test, fresh high pressure-temperature air need to be provided to combustion chamber, to meet burning
Performance test under the difference operating condition of room, therefore, it is necessary to carry out heat treatment to extraneous gas source.
The existing technology that extraneous gas source is heated there are the problem of essentially consist in: heating time is longer, heated perimeter
Smaller and temperature control program is complex.
Summary of the invention
The purpose of the embodiment of the present invention is that a kind of combustor test system is provided, to improve adding into the air of combustion chamber
The thermal efficiency, save the cost, to make combustor test system be simplified on the basis of improving combustion chamber detection accuracy.
The embodiment of the invention provides a kind of combustor test systems, comprising: compressor, the air heating dress set gradually
It sets and combustion chamber, in which:
The burner and heat exchanger that the air heating apparatus includes heating chamber, is set to the heating chamber and is connected,
And the gas pipeline and normal pressure gas source pipe being connected to the burner；
The compressor is connected to by High Pressure Air Pipe Line with the heating chamber；The combustion chamber passes through rectification pipeline and institute
State heating chamber connection.
In embodiments of the present invention, optionally, air heating apparatus further includes the adjusting being set on the gas pipeline
Valve.
In any embodiment of the present invention, optionally, the air heating apparatus further include be set to the regulating valve with
Flowmeter between the burner.
In embodiments of the present invention, optionally, the heat exchanger is ceramic heat exchanger.
In embodiments of the present invention, optionally, air heating apparatus further includes the flue gas emission communicated with the heat exchanger
Pipeline.
In any embodiment of the present invention, optionally, combustor test system further includes that be set to the combustion chamber separate
The pressure sensor and temperature sensor of described air heating apparatus one end.
In embodiments of the present invention, optionally, combustor test system further includes being set to the temperature of the rectification pipeline
Sensor.
In any embodiment of the present invention, optionally, the temperature sensor is multiple, and along the same of the rectification pipeline
The circumferential direction in one section is uniformly distributed in the lateral wall of the rectification pipeline.
In embodiments of the present invention, optionally, the combustor test system further includes controller, on the gas pipeline
It is provided with regulating valve；
The controller is connect with the temperature sensor and the regulating valve, for by the inspection of the temperature sensor
Testing temperature is compared with the temperature of setting, and when the detection temperature of the temperature sensor is higher than the temperature of setting, control
The aperture of the regulating valve reduces；When temperature of the detection temperature of the temperature sensor lower than setting, the adjusting is controlled
The aperture of valve increases.
In any embodiment of the present invention, optionally, the air heating apparatus further includes blower, and the blower passes through normal
Pressurized air source pipeline is connect with the burner；
The controller is also connect with the blower, for by the detection temperature of the temperature sensor and the temperature of setting
It is compared, and when the detection temperature of the temperature sensor is higher than the temperature of setting, the revolving speed for controlling the blower increases；
When temperature of the detection temperature of the temperature sensor lower than setting, the revolving speed for controlling the blower reduces.
Using the combustor test system of the technical program, firstly, combustion gas and normal pressure gas source pass through respectively gas pipeline and
Normal pressure gas source pipe enters burner, and mixing after-combustion generates high-temperature flue gas；Then, high-temperature flue gas enters to heat exchanger, compression
The high-pressure air source that machine generates enters to the heating chamber of air heating apparatus and heat exchanger exchanges heat, by the high-pressure air source of heating
By entering combustion chamber after rectification pipeline rectification.
In the combustor test system of the technical program, since the heating temperature of air heating apparatus is relatively stable, thus
Temperature after being heated high-pressure air source is more uniform, and is carried out by the heat exchanger of air heating apparatus to high-pressure air source
Surface contact heat exchange, can effectively improve the heating efficiency of high-pressure air source, and then can make the gas for reaching temperature requirement
It is uniform and stable to enter combustion chamber, compared with prior art, can effective save the cost, and improving combustion chamber detection essence
It is simplified combustor test system on the basis of degree.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the combustor test system of one embodiment of the invention；
Fig. 2 is the structural schematic diagram of the combustor test system of another embodiment of the present invention.
Appended drawing reference:
1- compressor；
2- air heating apparatus；
The combustion chamber 3-；
4- heating chamber；
5- burner；
6- heat exchanger；
7- gas pipeline；
8- normal pressure gas source pipe；
9- High Pressure Air Pipe Line；
10- rectifies pipeline；
11- regulating valve；
12- flowmeter；
13- flue gas exhausting pipe line；
14- temperature sensor；
15- blower；
16- exhaust system.
Specific embodiment
For the heating efficiency for improving the air for entering combustion chamber, save the cost, thus improving combustion chamber detection accuracy
On the basis of be simplified combustor test system.The embodiment of the invention provides a kind of combustor test systems.To make this hair
Bright purposes, technical schemes and advantages are clearer, and invention is further described in detail by the following examples.
As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of combustor test systems, comprising: the pressure set gradually
Contracting machine 1, air heating apparatus 2 and combustion chamber 3, in which:
The burner 5 and heat exchanger 6 that air heating apparatus 2 includes heating chamber 4, is set to heating chamber 4 and is connected, and
The gas pipeline 7 and normal pressure gas source pipe 8 being connected to burner 5；
Compressor 1 is connected to by High Pressure Air Pipe Line 9 with heating chamber 4；Combustion chamber 3 passes through rectification pipeline 10 and heating chamber 4
Connection.
Using the combustor test system of the technical program, firstly, combustion gas and normal pressure gas source pass through 7 He of gas pipeline respectively
Normal pressure gas source pipe 8 enters burner 5, and mixing after-combustion generates high-temperature flue gas；Then, high-temperature flue gas enters to heat exchanger 6, pressure
The high-pressure air source that contracting machine 1 generates enters to the heating chamber 4 of air heating apparatus 2 and heat exchanger 6 exchanges heat, by the height of heating
Pressurized air source enters combustion chamber 3 after rectifying by rectification pipeline 10 and burns with fuel, and by the flue gas after burning through exhaust system
System 16 is emitted into atmosphere.
In the combustor test system of the technical program, since the heating temperature of air heating apparatus 2 is relatively stable, from
And the temperature after being heated high-pressure air source is more uniform, and by the heat exchanger 6 of air heating apparatus 2 to high-pressure air source
Surface contact heat exchange is carried out, can effectively improve the heating efficiency of high-pressure air source, and then can make to reach temperature requirement
Gas it is uniform and stable enter combustion chamber 3, compared with prior art, can effective save the cost, and improve combustion chamber 3
It is simplified combustor test system on the basis of detection accuracy.
As depicted in figs. 1 and 2, in embodiments of the present invention, optionally, air heating apparatus 2 further includes being set to combustion gas
Regulating valve 11 on pipeline 7.
By the setting regulating valve 11 on gas pipeline 7, the aperture of regulating valve 11 can be adjusted according to the needs, so as to adjust
It is adjusted into the amount of the combustion gas of combustion chamber 3, and then to the heating temperature achieved of air heating apparatus 2, therefore this technology
The heated perimeter of the air heating apparatus 2 of scheme is wider.
As shown in Fig. 2, optionally, air heating apparatus 2 further includes being set to regulating valve in any embodiment of the present invention
Flowmeter 12 between 11 and burner 5.
Between regulating valve 11 and burner 5 be arranged flowmeter 12, can while adjusting 11 aperture of regulating valve into
The flow for entering the combustion gas of burner 5 is monitored, and can effectively improve the temperature heating accuracy of air heating apparatus 2 in this way,
And then the temperature accuracy for entering the high-pressure air source of combustion chamber 3 is improved, and be conducive to improve the detection accuracy to combustion chamber 3.
In embodiments of the present invention, optionally, heat exchanger is ceramic heat exchanger.
Heat exchange equipment of the ceramic heat exchanger as air heating apparatus is selected, occupied area is smaller, the heating to air
Temperature is more stable, can be further simplified the structure of combustor test system in this way, improves the high-pressure air source for entering combustion chamber
Temperature uniformity.
As shown in Fig. 2, in embodiments of the present invention, optionally, air heating apparatus 2 further includes communicating with heat exchanger 6
Flue gas exhausting pipe line 13.
The high-temperature flue gas after heat exchanger 6 exchanges heat can be made to be discharged into atmosphere by flue gas exhausting pipe line 13 in this way.Into
One step, filter device (not shown) can be added on flue gas exhausting pipe line 13, so that filtering high-temperature flue gas is cleaning
Atmosphere is emitted into after gas again, to reduce the pollution to environment.
In any embodiment of the present invention, optionally, combustor test system further includes being set to combustion chamber far from air
The pressure sensor and temperature sensor of heating device one end.
By being burnt with detecting in pressure sensor and temperature sensor of the combustion chamber far from air heating apparatus one end
Pressure and temperature in the course of work of room, to realize the detection to the combustibility of combustion chamber.
As depicted in figs. 1 and 2, in embodiments of the present invention, optionally, combustor test system further includes being set to rectification
The temperature sensor 14 of pipeline 10.
The technical program, can be to the gas for entering combustion chamber 3 by the way that temperature sensor 14 is arranged on rectification pipeline 10
Temperature detected, and it is adjusted according to testing result, to improve the accuracy of the gas temperature into combustion chamber 3,
And then improve the detection accuracy of combustion chamber 3.
In any embodiment of the present invention, optionally, temperature sensor is multiple, and along the same section of rectification pipeline
Circumferentially it is uniformly distributed in the lateral wall of rectification pipeline.
When multiple temperature sensors are arranged in the same sectional position for rectifying pipeline, multiple temperature sensors can be examined
Temperature as the gas into combustion chamber detected after the temperature value of survey is averaged, can further increase in this way
Into the accuracy of the gas temperature of combustion chamber.
As depicted in figs. 1 and 2, in embodiments of the present invention, optionally, combustor test system further includes controller (figure
In be not shown), be provided with regulating valve 11 on gas pipeline 7；
Controller is connect with temperature sensor 14 and regulating valve 11, for by the detection temperature of temperature sensor 14 with set
Fixed temperature is compared, and when the detection temperature of temperature sensor 14 is higher than the temperature of setting, controls to adjust opening for valve 11
Degree reduces；When temperature of the detection temperature of temperature sensor 14 lower than setting, the aperture for controlling to adjust valve 11 increases.
In this way according to the result that is compared with the temperature of setting of the detected value of gas temperature in rectification pipeline 10 come
The aperture of regulating valve 11 is adjusted, to change the fuel quantity entered in air heating apparatus 2 to adjust air heating apparatus 2
Heating temperature, and then realize the adjustment to the gas temperature entered in combustion chamber 3.Further, when in rectification pipeline 10
Same sectional position be arranged multiple temperature sensors 14 when, the temperature value that multiple temperature sensors 14 detect can be taken
It is compared after average value with the temperature of setting, the accurate of the gas temperature for entering combustion chamber 3 can be further increased in this way
Property.
The control mode of the technical program combustor test system is relatively simple, can realize combustion chamber 2 by controller
The flexible control of inlet temperature.
As depicted in figs. 1 and 2, in any embodiment of the present invention, optionally, air heating apparatus 2 further includes blower 15,
Blower 15 is connect by normal pressure gas source pipe 8 with burner 5；
Controller is also connect with blower 15, for comparing the temperature of the detection temperature of temperature sensor 14 and setting
Compared with, and when the detection temperature of temperature sensor 14 is higher than the temperature of setting, the revolving speed of control blower 15 increases；Work as temperature sensing
When the detection temperature of device 14 is lower than the temperature set, the revolving speed of control blower 15 reduces.
In this way according to the result that is compared with the temperature of setting of the detected value of gas temperature in rectification pipeline 10 come
The revolving speed of blower 15 is adjusted, to change the air mass flow entered in air heating apparatus 2 to adjust air heating apparatus 2
Heating temperature, and then realize the adjustment to the gas temperature entered in combustion chamber 3.Further, when in rectification pipeline 10
Same sectional position be arranged multiple temperature sensors 14 when, the temperature value that multiple temperature sensors 14 detect can be taken
It is compared after average value with the temperature of setting, the accuracy of the gas temperature into combustion chamber 3 can be further increased in this way.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of combustor test system characterized by comprising compressor, air heating apparatus and the combustion set gradually
Burn room, in which:
The burner and heat exchanger that the air heating apparatus includes heating chamber, is set to the heating chamber and is connected, and
The gas pipeline and normal pressure gas source pipe being connected to the burner；
The compressor is connected to by High Pressure Air Pipe Line with the heating chamber；The combustion chamber is added by rectification pipeline with described
Hot chamber connection.
2. combustor test system as described in claim 1, which is characterized in that the air heating apparatus further includes being set to
Regulating valve on the gas pipeline.
3. combustor test system as claimed in claim 2, which is characterized in that the air heating apparatus further includes being set to
Flowmeter between the regulating valve and the burner.
4. combustor test system as described in claim 1, which is characterized in that the heat exchanger is ceramic heat exchanger.
5. combustor test system as described in claim 1, which is characterized in that the air heating apparatus further include with it is described
The flue gas exhausting pipe line that heat exchanger communicates.
6. combustor test system as described in claim 1, which is characterized in that further include being set to the combustion chamber far from institute
State the pressure sensor and temperature sensor of air heating apparatus one end.
7. combustor test system as described in claim 1, which is characterized in that further include the temperature for being set to the rectification pipeline
Spend sensor.
8. combustor test system as claimed in claim 7, which is characterized in that the temperature sensor is multiple, and along institute
The circumferential direction for stating the same section of rectification pipeline is uniformly distributed in the lateral wall of the rectification pipeline.
9. combustor test system as claimed in claim 7, which is characterized in that the combustor test system further includes control
Device is provided with regulating valve on the gas pipeline；
The controller is connect with the temperature sensor and the regulating valve, for by the detection temperature of the temperature sensor
It spends and is compared with the temperature of setting, and when the detection temperature of the temperature sensor is higher than the temperature of setting, described in control
The aperture of regulating valve reduces；When temperature of the detection temperature of the temperature sensor lower than setting, the regulating valve is controlled
Aperture increases.
10. combustor test system as claimed in claim 9, which is characterized in that the air heating apparatus further includes blower,
The blower is connect by normal pressure gas source pipe with the burner；
The controller is also connect with the blower, for by the burning of the detection temperature of the temperature sensor and setting
The air themperature of room is compared, and when the detection temperature of the temperature sensor is higher than the temperature of setting, controls the wind
The revolving speed of machine increases；When temperature of the detection temperature of the temperature sensor lower than setting, the revolving speed for controlling the blower subtracts
It is small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811475516.6A CN109281761A (en) | 2018-12-04 | 2018-12-04 | A kind of combustor test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811475516.6A CN109281761A (en) | 2018-12-04 | 2018-12-04 | A kind of combustor test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109281761A true CN109281761A (en) | 2019-01-29 |
Family
ID=65173683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811475516.6A Pending CN109281761A (en) | 2018-12-04 | 2018-12-04 | A kind of combustor test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109281761A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984396A (en) * | 2021-09-18 | 2022-01-28 | 国网浙江省电力有限公司电力科学研究院 | Peak-shaving gas turbine unit combustion simulation test device |
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| CN101907043A (en) * | 2010-07-08 | 2010-12-08 | 中国航天科技集团公司第六研究院第十一研究所 | High-frequency combustion instability coverall process simulation test automatic regulating system and method |
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| CN107063697A (en) * | 2017-05-19 | 2017-08-18 | 上海泛智能源装备有限公司 | A kind of air heating system and combustor test platform system |
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| CN209100143U (en) * | 2018-12-04 | 2019-07-12 | 新奥能源动力科技（上海）有限公司 | A kind of combustor test system |
-
2018
- 2018-12-04 CN CN201811475516.6A patent/CN109281761A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0495253U (en) * | 1990-12-28 | 1992-08-18 | ||
| US6202402B1 (en) * | 1997-06-30 | 2001-03-20 | Abb Research Ltd. | Gas-turbine construction |
| CN101069005A (en) * | 2004-12-03 | 2007-11-07 | 株式会社荏原制作所 | Gas turbine apparatus |
| JP2008082960A (en) * | 2006-09-28 | 2008-04-10 | Toyota Motor Corp | Tester of turbo charger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113984396A (en) * | 2021-09-18 | 2022-01-28 | 国网浙江省电力有限公司电力科学研究院 | Peak-shaving gas turbine unit combustion simulation test device |
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