CN110487558A - A kind of high temperature and pressure test system for gas-turbine combustion chamber - Google Patents
A kind of high temperature and pressure test system for gas-turbine combustion chamber Download PDFInfo
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- CN110487558A CN110487558A CN201910897509.3A CN201910897509A CN110487558A CN 110487558 A CN110487558 A CN 110487558A CN 201910897509 A CN201910897509 A CN 201910897509A CN 110487558 A CN110487558 A CN 110487558A
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- 238000012360 testing method Methods 0.000 title claims abstract description 156
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 43
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 238000007906 compression Methods 0.000 claims abstract description 40
- 230000006835 compression Effects 0.000 claims abstract description 34
- 238000004382 potting Methods 0.000 claims description 97
- 239000000446 fuel Substances 0.000 claims description 81
- 238000001816 cooling Methods 0.000 claims description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 239000012530 fluid Substances 0.000 claims description 36
- 230000001105 regulatory effect Effects 0.000 claims description 36
- 230000007246 mechanism Effects 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 22
- 239000002828 fuel tank Substances 0.000 claims description 21
- 238000012544 monitoring process Methods 0.000 claims description 15
- 230000000087 stabilizing effect Effects 0.000 claims description 13
- 230000008520 organization Effects 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 8
- 239000003921 oil Substances 0.000 description 22
- 239000007789 gas Substances 0.000 description 16
- 239000000498 cooling water Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000009298 Trigla lyra Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/14—Testing gas-turbine engines or jet-propulsion engines
Abstract
The present invention relates to a kind of high temperature and pressure test systems for gas-turbine combustion chamber, including air compression system, three-level heating system, pilot system, exhaust system, the output end of the air compression system is connected with the input terminal of three-level heating system, the output end of the three-level heating system is connected with the input terminal of pilot system, and the output end of the pilot system is connected with the input terminal of exhaust system.The present invention realizes the operation of combustor test part and test of high temperature and pressure or high-temperature low-pressure, reduce experimentation cost, improve test efficiency and and improve measurement accuracy, system is stablized, strong operability, and controllability is strong.
Description
Technical field
The invention belongs to technical field of gas turbine more particularly to a kind of high temperature and pressure examinations for gas-turbine combustion chamber
Check system.
Background technique
Currently, with the raising of environmental protection requirement, the emission request of aero-engine is gradually promoted, and combustion chamber is as combustion
The core component of gas-turbine, the indexs such as efficiency of combustion, stable operation range, Exit temperature distribution, the emission performance of operation are straight
The overall performance for influencing combustion gas is connect, in order to improve the power of engine, engine pressure ratio is stepped up, and advantageously reduces combustion
Specific oil consumption, but accompanying problem is that, the raising of combustion chamber charge temperature and inlet total pressure, current domestic burning system
It unites and is difficult to realize high temperature and pressure inlet air conditions, combustor test usually needs the inlet air conditions in normal pressure and temperature or decompression cooling
Lower operation usually needs to extrapolate to obtain the performance parameter of design point to the test result of combustion chamber components.If being able to achieve high temperature
High pressure admission condition, then can it is more true, accurately verify chamber performance.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide a kind of high temperature and pressure for gas-turbine combustion chamber
Pilot system.
To achieve the above object, the present invention adopts the following technical scheme:
A kind of high temperature and pressure test system for gas-turbine combustion chamber, including air compression system, three-level heating system
The output end of system, pilot system, exhaust system, the air compression system is connected with the input terminal of three-level heating system, described
The output end of three-level heating system is connected with the input terminal of pilot system, the output end of the pilot system and exhaust system it is defeated
Enter end to be connected.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, air compression system
System includes first order screw compression device and second level supercharger compression set, the output end of the first order screw compression device
It is connected with the input terminal of second level supercharger compression set；
The first order screw-compression device is by air filter, low pressure screw machine, low pressure vacuum tank, low-voltage safety
Valve, muffler and low pressure regulating pressure valve group are constituted, and the output end of the air filter is connected with the input terminal of low pressure screw machine, institute
The output end for stating low pressure screw machine is connected with the input terminal of low pressure vacuum tank, is provided with low-pressure safety valve on the low pressure vacuum tank
And muffler, the output end of the low pressure vacuum tank are connected with the input terminal of low pressure regulating pressure valve group；
The second level supercharger compression set is by high pressure switching valve, supercharger, high voltage stabilizing tank, high-pressure safety valve and height
Pressure regulation valve group is pressed to constitute, the output end of the high pressure switching valve is connected with the input terminal of supercharger, the output end of the supercharger
It is connected with the input terminal of high voltage stabilizing tank, high-pressure safety valve and muffler is provided on the high voltage stabilizing tank, the high pressure is steady
The output end of pressure tank is connected with the input terminal of high-pressure pressure regulating valve group；
It is also communicated with heat exchanger between first order screw-compression device and second level supercharger compression set, it is described to change
Cooling tower is provided on hot device.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, the high-pressure pressure regulating valve
Group and the output end of low pressure regulating pressure valve group are connected with the input terminal of the first Low-flow meter, the first Low-flow meter output end and the
The input terminals of two Low-flow meters is connected, and on the second Low-flow meter and is connected to Low-flow meter switching valve and is connected, and described second
The output end of Low-flow meter is connected with three-level heating system.
Preferably, the three-level heating system includes backheat preheating device, burning indirect heating apparatus and electric heating dress
It sets, wherein
The backheat preheating device by muffler, low-pressure safety valve, air filter, helical-lobe compressor, low pressure vacuum tank,
Air flow rate adjustment valve, air flow meter and regenerator are constituted, the output end of the air filter and helical-lobe compressor it is defeated
Enter end to be connected, the output end of the helical-lobe compressor is connected with the input terminal of low pressure vacuum tank, the output of the low pressure vacuum tank
End is connected with the input terminal of air flow rate adjustment valve, the output end of the air flow rate adjustment valve and the input terminal of air flow meter
It is connected, the output end of the air flow meter is connected with the input terminal of regenerator；The output end and low pressure of the helical-lobe compressor
The input terminal of safety valve is connected, and the output end of the low-pressure safety valve is connected with the input terminal of muffler；
The burner apparatus includes burner, third fuel tank, third oil pump, third fluid flowmeter and third liquid pressure
The output end of force regulating valve, the third fuel tank is connected with the input terminal of third oil pump, the output end of the third oil pump and
The input terminal of three fluid flowmeters is connected, the output end of the third fluid flowmeter and the input of third fluid pressure regulating valve
End is connected, and the output end of the third fluid pressure regulating valve is connected with the input terminal of combustion chamber, the backheat end of the combustion chamber
It is connected with the output end of regenerator；
The electric heater unit includes heat exchange device and electric heater, the input terminal and air pressure of the heat exchange device
The output end of compression system is connected, and the output end of the heat exchange device is connected with the input terminal of electric heater, the heat exchange
The heat-exchange end of device is connected with the input terminal of regenerator, and the output end of the electric heater is connected with the input terminal of pilot system.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, the row of the regenerator
Gas end is connected with the input terminal of exhaust tower, is provided with muffler on the exhaust tower.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, the pilot system packet
Include low pressure test (LPT) mechanism, high-potting mechanism and monitoring and indication mechanism, the low pressure test (LPT) mechanism and high-potting mechanism phase
It mutually erects and sets, the data output end and the input terminal phase of monitoring and indication mechanism of the low pressure test (LPT) mechanism and high-potting mechanism
Even；
The low pressure test (LPT) mechanism includes low pressure test (LPT) pipeline fuel organization of supply, low pressure line switching valve, low pressure test (LPT)
Measuring section and low pressure cooling spray system after preceding air inlet section, low pressure test (LPT) section, low pressure test (LPT) water cooling, the low pressure line switching valve
Input terminal be connected with the output end of three-level heating system, air inlet before the output end of the low pressure line switching valve and low pressure test (LPT)
The input terminal of section is connected, and the output end of air inlet section is connected with the input terminal of low pressure test (LPT) section before the low pressure test (LPT), the low pressure
The output end of test section is connected with the input terminal of measuring section after low pressure test (LPT) water cooling, and measuring section is defeated after the low pressure test (LPT) water cooling
Outlet is connected with low pressure cooling spray system input terminal；
The low pressure test (LPT) pipeline fuel organization of supply includes the first low pressure test (LPT) pipeline fuel supply device, the second low pressure
Pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device are tested, the first low pressure test (LPT) pipeline fuel supplies
The output end of device, the second low pressure test (LPT) pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device is answered to distinguish
It is connected with the feed end of measuring section after air inlet section, low pressure test (LPT) section and low pressure test (LPT) water cooling before low pressure test (LPT)；
The high-potting mechanism includes high-potting pipeline fuel organization of supply, pressure duct switching valve, high-potting
Measuring section and the cooling system that sprays water with high pressure are constituted after preceding air inlet section, high-potting section, high-potting water cooling, the pressure duct
The input terminal of switching valve is connected with the output end of three-level heating system, the output end and high-potting of the pressure duct switching valve
The input terminal of preceding air inlet section is connected, and the output end of air inlet section is connected with the input terminal of high-potting section before the high-potting, institute
The output end for stating high-potting section is connected with the input terminal of measuring section after high-potting water cooling, measures after the high-potting water cooling
The output end of section is connected with the input terminal for the cooling system that sprays water with high pressure；
The high-potting pipeline fuel organization of supply includes the first high-potting pipeline fuel supply device, the second high pressure
Pipeline fuel supply device and third high-potting pipeline fuel supply device are tested, the first high-potting pipeline fuel supplies
The output end of device, the second high-potting pipeline fuel supply device and third high-potting pipeline fuel supply device is answered to distinguish
It is connected with the feed end of measuring section after air inlet section, high-potting section and high-potting water cooling before high-potting；
Air inlet before measuring section, high-potting after air inlet section, low pressure test (LPT) section, low pressure test (LPT) water cooling before the low pressure test (LPT)
The data output end of measuring section is connected with the input terminal of monitoring and indication mechanism after section, high-potting section and high-potting water cooling.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, the first low pressure examination
Test pipeline fuel supply device, the second low pressure test (LPT) pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device
Be made of the first fuel tank, the first oil pump, the first fluid flowmeter and the first fluid pressure regulating valve, first fuel tank it is defeated
It is connected out but with the input terminal of the first oil pump, the output end of first oil pump is connected with the input terminal of the first fluid flowmeter,
The output end of first fluid flowmeter is connected with the input terminal of the first fluid pressure regulating valve, the first fluid pressure tune
Save the input terminal of the output end and measuring section after air inlet section, low pressure test (LPT) section, low pressure test (LPT) water cooling before respective low pressure test (LPT) of valve
It is connected.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, the first high pressure examination
Test pipeline fuel supply device, the second high-potting pipeline fuel supply device and third high-potting pipeline fuel supply device
Be made of the second fuel tank, the second oil pump, second liquid flowmeter and second liquid pressure-regulating valve, second fuel tank it is defeated
It is connected out but with the input terminal of the second oil pump, the output end of second oil pump is connected with the input terminal of second liquid flowmeter,
The output end of the second liquid flowmeter is connected with the input terminal of second liquid pressure-regulating valve, the second liquid pressure tune
Save the input terminal of the output end and measuring section after air inlet section, high-potting section and high-potting water cooling before respective high-potting of valve
It is connected.
Preferably, a kind of high temperature and pressure test system for gas-turbine combustion chamber, the exhaust system packet
A mouthful pressure-control valve group, tail gas are included by exhaust tower and muffler, the input terminal of the outlet pressure control valve group with
The output end of pilot system is connected, and the output end of the outlet pressure control valve group passes through the input terminal phase of exhaust tower with tail gas
Even, the tail gas is connected by the output end of exhaust tower with the input terminal of muffler.
According to the above aspect of the present invention, the present invention has at least the following advantages:
1, high pressure gas provided by the invention, can provide within the scope of 0~6.5MPa pressure, the temperature of degree of precision with
And the measurement of the parameters such as flow；
2, the present invention is by the way of three-level heating, especially with the mode of backheat heating, for long-term running examination
Check system is conducive to improve efficiency of combustion, reduces cost；
3, the present invention is by the way of three-level heating, intake air temperature needed for can obtaining within the scope of 0~900K, control three
The degree of participation of grade heating, can make the operation optimization of system；
4, the present invention contains high-potting section and low pressure test (LPT) section, supplies comprising at least three road fuel in each test section
It answers, meets the fuel supply conduit number of current all ground combustion machines and aero-engine；
5, the supply of combustion heating fuel and the fuel supply of test section can share in the present invention, save the installation fee of pipeline
With, testing element and the occupancy in place.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is flowage structure figure of the invention.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction with attached in the embodiment of the present invention
Figure, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only this
Invention a part of the embodiment, instead of all the embodiments.Embodiments of the present invention, which are generally described and illustrated herein in the accompanying drawings
Component can arrange and design with a variety of different configurations.Therefore, the implementation of the invention to providing in the accompanying drawings below
The detailed description of example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiment of the present invention, those skilled in the art are obtained all without making creative work
Other embodiments shall fall within the protection scope of the present invention.
Embodiment
As shown in Figure 1,
A kind of high temperature and pressure test system for gas-turbine combustion chamber, including the heating of air compression system 100, three-level
System 101, pilot system 102, exhaust system 103, the output end and three-level heating system 101 of the air compression system 100
Input terminal be connected, the output end of the three-level heating system 101 is connected with the input terminal of pilot system 102, and the test is
The output end of system 102 is connected with the input terminal of exhaust system 103.
Embodiment one
On the basis of the above embodiments, the air compression system 100 includes first order screw compression device and second
Grade supercharger compression set, the output end of the first order screw compression device and the input terminal of second level supercharger compression set
It is connected；
The first order screw-compression device is pacified by air filter 1, low pressure screw machine 2, low pressure vacuum tank 3, low pressure
Full valve 4, muffler 5 and low pressure regulating pressure valve group 13 are constituted, the input of the output end and low pressure screw machine 2 of the air filter 1
End is connected, and the output end of the low pressure screw machine 2 is connected with the input terminal of low pressure vacuum tank 3, is arranged on the low pressure vacuum tank 3
There are low-pressure safety valve 4 and muffler 5, the output end of the low pressure vacuum tank 3 is connected with the input terminal of low pressure regulating pressure valve group 13；
The second level supercharger compression set is by high pressure switching valve 8, supercharger 9, high voltage stabilizing tank 10, high-pressure safety valve
11 and high-pressure pressure regulating valve group 12 constitute, the output end of the high pressure switching valve 8 is connected with the input terminal of supercharger 9, the pressurization
The output end of machine 9 is connected with the input terminal of high voltage stabilizing tank 10, and 11 He of high-pressure safety valve is provided on the high voltage stabilizing tank 10
The output end of muffler 5, the high voltage stabilizing tank 10 is connected with the input terminal of high-pressure pressure regulating valve group 12；
Heat exchanger 6 is also communicated between first order screw-compression device and second level supercharger compression set, it is described
Cooling tower 7 is provided on heat exchanger 6.
On the basis of the above embodiment 1, the output end and of the high-pressure pressure regulating valve group 12 and low pressure regulating pressure valve group 13
The input terminal of one Low-flow meter 14 is connected, the input terminal phase of 14 output end of the first Low-flow meter and the second Low-flow meter 15
Even, it and on the second Low-flow meter 15 and is connected to Low-flow meter switching valve 16 and is connected, the output of second Low-flow meter 15
End is connected with three-level heating system 101.
In the above embodiments one, process is as follows, and the air in environment enters low pressure spiral shell after air filter 1
Air pressure is promoted to highest 1.2MPa by bar machine 2, by the impact of 3 compensator or trimmer pressure of low pressure vacuum tank and steady pressure, by high pressure
The maximum pressure (high pressure gas of 1.2MPa~6.5MPa) that switching valve control piper provides, if high pressure switching valve 8 is closed, only
0~1.2MPa pressure air is provided, after low pressure regulating pressure valve group is adjusted pressure, closes Low-flow meter switching valve
16, pipeline air mass flow is measured using Low-flow meter 15, into heat exchanger 29；If high pressure switching valve 8 is opened, low-pressure adjusting is closed
Pressure valve group 13, the air after the pressurization of helical-lobe compressor 2 enter cooling, heat in heat exchanger 6 and are taken away by cooling tower 7, then through increasing
After press 9, into 10 steady pressure of high voltage stabilizing tank, then adjusted by high-pressure pressure regulating valve group 12 to convenient pressure, You Gaoliu
Flowmeter measurement air mass flow.Be also provided in high pressure gas feed system 100 low-pressure safety valve 4 and high-pressure safety valve 11 be used into
Row decompression protection, and it is mounted with that muffler 5 removes noise, to meet the requirement of environmental protection.
Embodiment two
On the basis of the above embodiments, the three-level heating system 101 includes backheat preheating device, burning indirect heating
Device and electric heater unit, wherein
The backheat preheating device is by muffler 5, low-pressure safety valve 17, air filter 18, helical-lobe compressor 19, low pressure
Vacuum tank 20, air flow rate adjustment valve 21, air flow meter 22 and regenerator 23 are constituted, the output end of the air filter 18
It is connected with the input terminal of helical-lobe compressor 19, the input terminal phase of the output end and low pressure vacuum tank 20 of the helical-lobe compressor 19
Even, the output end of the low pressure vacuum tank 20 is connected with the input terminal of air flow rate adjustment valve 21, the air flow rate adjustment valve
21 output end is connected with the input terminal of air flow meter 22, the input of the output end and regenerator 23 of the air flow meter 22
End is connected；The output end of the helical-lobe compressor 19 is connected with the input terminal of low-pressure safety valve 17, the low-pressure safety valve 17
Output end is connected with the input terminal of muffler 5；
The burner apparatus includes burner 24, third fuel tank 25, third oil pump 26, third fluid flowmeter 27 and
The output end of three fluid pressure regulating valves 28, the third fuel tank 25 is connected with the input terminal of third oil pump 26, the third oil
The output end of pump 26 is connected with the input terminal of third fluid flowmeter 27, the output end and third of the third fluid flowmeter 27
The input terminal of fluid pressure regulating valve 28 is connected, the output end of the third fluid pressure regulating valve 28 and the input of combustion chamber 24
End is connected, and the backheat end of the combustion chamber 24 is connected with the output end of regenerator 23；
The electric heater unit includes heat exchange device 29 and electric heater 30, the input terminal of the heat exchange device 29 with
The output end of air compression system 100 is connected, and the output end of the heat exchange device 29 is connected with the input terminal of electric heater 30,
The heat-exchange end of the heat exchange device 29 is connected with the input terminal of regenerator 23, and the output end of the electric heater 30 and test are
The input terminal of system 102 is connected.
The exhaust end of heretofore described regenerator 23 is connected with the input terminal of exhaust tower 44, is arranged on the exhaust tower 44
There is muffler 5.
In the above embodiments two, process is as follows, in the above-mentioned high pressure gas wherein provided by helical-lobe compressor 19
The fuel oil provided with oil pump 26 blends burning in burner 24, and the high-temperature fuel gas generated in burner enters heat exchange device 29
In, indirect heating is carried out to the pressure-air supplied by air compression system 100, the high temperature and pressure air after being heated enters electricity
It is still heated in heater 30 to required temperature, the high-temperature fuel gas to be cooled down in heat exchange device 29, into regenerator 23
In, the air for entering burner 24 is preheated, is discharged into atmosphere after the processing of exhaust tower 44 and muffler 5 after.Three-level
Backheat preheating device in heating system 101 is heated to be level-one heating, burning indirect heating apparatus is heated to be second level, electric heating dress
It sets and is heated to be three-level heating.
Wherein, backheat preheating device is also disposed in the high pressure airline of the supply of air compression system 100, to high pressure
Air is preheated, and after preheated, pressure-air enters in indirect heat exchanger 29 to be heated indirectly.
Embodiment three
On the basis of the above embodiments, the pilot system 102 includes low pressure test (LPT) mechanism, high-potting mechanism and prison
Control and indication mechanism, the low pressure test (LPT) mechanism and high-potting mechanism are mutually erected and are set, the low pressure test (LPT) mechanism and high pressure
The data output end of test mechanism is connected with the input terminal of monitoring and indication mechanism；
The low pressure test (LPT) mechanism includes low pressure test (LPT) pipeline fuel organization of supply, low pressure line switching valve 36, low pressure examination
Measuring section 39 and low pressure cooling spray system 40, the low pressure after air inlet section 37, low pressure test (LPT) section 38, low pressure test (LPT) water cooling before testing
The input terminal of pipeline switching valve 36 is connected with the output end of three-level heating system 101, the output of the low pressure line switching valve 36
End is connected with the input terminal of air inlet section 37 before low pressure test (LPT), the output end of air inlet section 37 and low pressure test (LPT) section before the low pressure test (LPT)
38 input terminal is connected, and the output end of the low pressure test (LPT) section 38 is connected with the input terminal of measuring section 39 after low pressure test (LPT) water cooling,
The output end of measuring section 39 is connected with 40 input terminal of low pressure cooling spray system after the low pressure test (LPT) water cooling；
The low pressure test (LPT) pipeline fuel organization of supply includes the first low pressure test (LPT) pipeline fuel supply device, the second low pressure
Pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device are tested, the first low pressure test (LPT) pipeline fuel supplies
The output end of device, the second low pressure test (LPT) pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device is answered to distinguish
It is connected with the feed end of measuring section 39 after air inlet section 37, low pressure test (LPT) section 38 and low pressure test (LPT) water cooling before low pressure test (LPT)；
The high-potting mechanism includes high-potting pipeline fuel organization of supply, pressure duct switching valve 31, high pressure examination
Measuring section 34 and the cooling system 35 that sprays water with high pressure are constituted after air inlet section 32, high-potting section 33, high-potting water cooling before testing, institute
The input terminal for stating pressure duct switching valve 31 is connected with the output end of three-level heating system 101, the pressure duct switching valve 31
Output end be connected with the input terminal of air inlet section 32 before high-potting, the output end and high pressure of air inlet section 32 before the high-potting
The input terminal of test section 33 is connected, the input terminal of measuring section 34 after the output end and high-potting water cooling of the high-potting section 33
It is connected, the output end of measuring section 34 is connected with the input terminal for the cooling system 35 that sprays water with high pressure after the high-potting water cooling；
The high-potting pipeline fuel organization of supply includes the first high-potting pipeline fuel supply device, the second high pressure
Pipeline fuel supply device and third high-potting pipeline fuel supply device are tested, the first high-potting pipeline fuel supplies
The output end of device, the second high-potting pipeline fuel supply device and third high-potting pipeline fuel supply device is answered to distinguish
It is connected with the feed end of measuring section 34 after air inlet section 32, high-potting section 33 and high-potting water cooling before high-potting；
Before the low pressure test (LPT) after air inlet section 37, low pressure test (LPT) section 38, low pressure test (LPT) water cooling before measuring section 39, high-potting
The data output end of measuring section 34 and monitoring and indication mechanism is defeated after air inlet section 32, high-potting section 33 and high-potting water cooling
Enter end to be connected.
In the above embodiments four, the first low pressure test (LPT) pipeline fuel supply device, the second low pressure test (LPT) pipeline
Fuel supply device and third low pressure test (LPT) pipeline fuel supply device are by the first fuel tank, the first oil pump, the first fluid flow
Meter and the first fluid pressure regulating valve are constituted, and the output of first fuel tank but are connected with the input terminal of the first oil pump, and described the
The output end of one oil pump is connected with the input terminal of the first fluid flowmeter, the output end and the first liquid of first fluid flowmeter
The input terminal of body pressure-regulating valve is connected, air inlet before the output end of the first fluid pressure regulating valve and respective low pressure test (LPT)
The input terminal of measuring section 39 is connected after section 37, low pressure test (LPT) section 38, low pressure test (LPT) water cooling.
In the above embodiments four, the first high-potting pipeline fuel supply device, the second high-potting pipeline
Fuel supply device and third high-potting pipeline fuel supply device are by the second fuel tank, the second oil pump, second liquid flow
Meter and second liquid pressure-regulating valve are constituted, and the output of second fuel tank but are connected with the input terminal of the second oil pump, and described the
The output end of two oil pumps is connected with the input terminal of second liquid flowmeter, the output end and the second liquid of the second liquid flowmeter
The input terminal of body pressure-regulating valve is connected, air inlet before the output end of the second liquid pressure-regulating valve and respective high-potting
Section 32, high-potting section 33 are connected with the input terminal of measuring section 34 after high-potting water cooling.
Low pressure test (LPT) pipeline fuel system is made of at least 3 tunnel fuel supply conduit, including the first fuel tank, the first oil
Pump, the first fluid flowmeter and the first fluid pressure regulating valve；High-potting pipeline fuel system is supplied by least 3 road fuel
Answer pipeline to constitute, including the second fuel tank, the second oil pump, second liquid flowmeter and second liquid pressure-regulating valve, state monitoring and
It includes that data acquisition and analysis system and data show that monitoring system is constituted that indication mechanism, which includes in monitoring and display system,.
Wherein, in fuel system, if the fuel of combustion test is aviation kerosine, the arrangement of equipment and pipeline institute as above
It states；If the fuel of combustion test is natural gas, using gas cylinders group substitution fuel tank, pressure stabilizing cavity is added in pipeline, it is anti-using having
The gas flowmeter of quick-fried function, gas pressure regulating valve.Low pressure test (LPT) pipeline and high-potting pipeline share sets of data acquisition
And monitoring system.
Air inlet section 37 includes the flange and pipeline section for being connected with low pressure supply air line output end before above-mentioned low pressure test (LPT),
The measurement of the pressure, temperature, flow under low pressure operating condition can be arranged in pipeline section；Low pressure test (LPT) section 38 includes being used for and preceding air inlet section
37 connected flanges and the flange being connected with rear measuring section 39, further include the support construction of testpieces ontology, solid for installing
Determine testpieces ontology, may include pressure, temperature, flow, fluctuation pressure, vibration acceleration under low pressure operating condition on testpieces ontology
And the measurement such as strain；Measuring section 39 includes the flange being connected with 38 output end of low pressure test (LPT) section after low pressure test (LPT) water cooling, and
Cooling water circulation structure, for the exhaust of cooling test section, and after low pressure, arrangement tests mounting base in measuring section 39, for surveying
Measure pressure, temperature, the emission performance of the exhaust under low pressure operating condition；Air inlet section 32 includes being used for and high-pressure air feed pipe before high-potting
Road output end connected flange and pipeline section, can arrange pressure, the temperature, the measurement of flow, high pressure under high pressure operating condition in pipeline section
Test section 33 includes flange for being connected with preceding air inlet section 32 and the flange being connected with rear measuring section 34, further includes testpieces
The support construction of ontology may include pressure, temperature under high pressure operating condition for installing fixed testpieces ontology, on testpieces ontology
The measurement such as degree, flow, fluctuation pressure, vibration acceleration and strain；Measuring section 34 includes trying with high pressure after high-potting water cooling
The connected flange of 33 output end of section, and cooling water circulation structure are tested, is measured for the exhaust of cooling test section, and after high pressure
Arrangement test mounting base in section 34, for measuring the pressure, temperature, emission performance of the exhaust under high pressure operating condition.
On the basis of above-described embodiment, embodiment one, embodiment two and embodiment three, monitoring and display system include one
A individual workplace.Including at least three computers and three displays.A computer and display therein, are used for and test
Multiple positions in platform are connected with the output end for the camera that multiple angles are arranged, the work shape for real-time display testing stand
State, the display can be shown with piecemeal, while show the imaging results of different cameras.In addition a computer and display,
It can connect with AD conversion card, be monitored in real time equipped with softwares such as labview or wincc for handling digital signal in computer
The operating status of testpieces.In addition a computer and display, for monitoring and showing the work shape of test pipeline and valve
State, using softwares such as labview or wincc, the function of unlatching, operation and the stopping of testing stand is realized in the movement of control valve
Energy.Also emergency stop push button is disposed between monitoring, for when during the test problem occurs for testpieces or testing stand
Stop in emergency.
On the basis of above-described embodiment, embodiment one, embodiment two and embodiment three, the exhaust system 103 includes
Outlet pressure control valve group 41, tail gas pass through exhaust tower 42 and muffler 43, the outlet pressure control valve group 41 it is defeated
Enter end to be connected with the output end of pilot system 102, the output end and tail gas of the outlet pressure control valve group 41 pass through exhaust tower
42 input terminal is connected, and the tail gas is connected by the output end of exhaust tower 42 with the input terminal of muffler 43.
The present invention has at least the following advantages:
1, high pressure gas provided by the invention, can provide within the scope of 0~6.5MPa pressure, the temperature of degree of precision with
And the measurement of the parameters such as flow；
2, the present invention is by the way of three-level heating, especially with the mode of backheat heating, for long-term running examination
Check system is conducive to improve efficiency of combustion, reduces cost；
3, the present invention is by the way of three-level heating, intake air temperature needed for can obtaining within the scope of 0~900K, control three
The degree of participation of grade heating, can make the operation optimization of system；
4, the present invention contains high-potting section and low pressure test (LPT) section, supplies comprising at least three road fuel in each test section
It answers, meets the fuel supply conduit number of current all ground combustion machines and aero-engine；
5, the supply of combustion heating fuel and the fuel supply of test section can share in the present invention, save the installation fee of pipeline
With, testing element and the occupancy in place.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the technical principles of the invention, can also make it is several improvement and
Modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of high temperature and pressure test system for gas-turbine combustion chamber, it is characterised in that: including air compression system
(100), three-level heating system (101), pilot system (102), exhaust system (103), the air compression system (100) it is defeated
Outlet is connected with the input terminal of three-level heating system (101), the output end and pilot system of the three-level heating system (101)
(102) input terminal is connected, and the output end of the pilot system (102) is connected with the input terminal of exhaust system (103).
2. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 1, it is characterised in that:
The air compression system (100) includes first order screw compression device and second level supercharger compression set, the first order
The output end of screw compression device is connected with the input terminal of second level supercharger compression set；
The first order screw-compression device is by air filter (1), low pressure screw machine (2), low pressure vacuum tank (3), low pressure
Safety valve (4), muffler (5) and low pressure regulating pressure valve group (13) are constituted, the output end and low pressure screw of the air filter (1)
The input terminal of machine (2) is connected, and the output end of the low pressure screw machine (2) is connected with the input terminal of low pressure vacuum tank (3), described low
Low-pressure safety valve (4) and muffler (5), the output end and low-pressure adjusting of the low pressure vacuum tank (3) are provided in pressure vacuum tank (3)
The input terminal of pressure valve group (13) is connected；
The second level supercharger compression set is by high pressure switching valve (8), supercharger (9), high voltage stabilizing tank (10), high-voltage safety
Valve (11) and high-pressure pressure regulating valve group (12) are constituted, the input terminal phase of the output end and supercharger (9) of the high pressure switching valve (8)
Even, the output end of the supercharger (9) is connected with the input terminal of high voltage stabilizing tank (10), is arranged on the high voltage stabilizing tank (10)
There are a high-pressure safety valve (11) and muffler (5), the output end of the high voltage stabilizing tank (10) is defeated with high-pressure pressure regulating valve group (12)
Enter end to be connected；
It is also communicated between first order screw-compression device and the second level supercharger compression set heat exchanger (6), it is described to change
Cooling tower (7) are provided on hot device (6).
3. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 2, it is characterised in that:
The output end of the high-pressure pressure regulating valve group (12) and low pressure regulating pressure valve group (13) is connected with the input terminal of the first Low-flow meter (14),
First Low-flow meter (14) output end is connected with the input terminal of the second Low-flow meter (15), and in the second Low-flow meter (15)
It goes up and is connected to Low-flow meter switching valve (16) and be connected, the output end and three-level heating system of second Low-flow meter (15)
(101) it is connected.
4. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 1, it is characterised in that:
The three-level heating system (101) includes backheat preheating device, burning indirect heating apparatus and electric heater unit, wherein
The backheat preheating device by muffler (5), low-pressure safety valve (17), air filter (18), helical-lobe compressor (19),
Low pressure vacuum tank (20), air flow rate adjustment valve (21), air flow meter (22) and regenerator (23) are constituted, the air filtration
The output end of device (18) is connected with the input terminal of helical-lobe compressor (19), and the output end and low pressure of the helical-lobe compressor (19) are steady
The input terminal of tank (20) is pressed to be connected, the input terminal phase of the output end and air flow rate adjustment valve (21) of the low pressure vacuum tank (20)
Even, the output end of the air flow rate adjustment valve (21) is connected with the input terminal of air flow meter (22), the air flow meter
(22) output end is connected with the input terminal of regenerator (23)；The output end and low-pressure safety valve of the helical-lobe compressor (19)
(17) input terminal is connected, and the output end of the low-pressure safety valve (17) is connected with the input terminal of muffler (5)；
The burner apparatus includes burner (24), third fuel tank (25), third oil pump (26), third fluid flowmeter (27)
It is connected with the output end of third fluid pressure regulating valve (28), the third fuel tank (25) with the input terminal of third oil pump (26),
The output end of the third oil pump (26) is connected with the input terminal of third fluid flowmeter (27), the third fluid flowmeter
(27) output end is connected with the input terminal of third fluid pressure regulating valve (28), the third fluid pressure regulating valve (28)
Output end is connected with the input terminal of combustion chamber (24), the backheat end of the combustion chamber (24) and the output end phase of regenerator (23)
Even；
The electric heater unit includes heat exchange device (29) and electric heater (30), the input terminal of the heat exchange device (29)
It is connected with the output end of air compression system (100), the output end of the heat exchange device (29) is defeated with electric heater (30)
Enter end to be connected, the heat-exchange end of the heat exchange device (29) is connected with the input terminal of regenerator (23), the electric heater (30)
Output end be connected with the input terminal of pilot system (102).
5. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 4, it is characterised in that:
The exhaust end of the regenerator (23) is connected with the input terminal of exhaust tower (44), is provided with muffler on the exhaust tower (44)
(5)。
6. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 1, it is characterised in that:
The pilot system (102) includes low pressure test (LPT) mechanism, high-potting mechanism and monitoring and indication mechanism, the low pressure test (LPT) machine
Structure and high-potting mechanism are mutually erected and are set, the data output end of the low pressure test (LPT) mechanism and high-potting mechanism and monitoring and
The input terminal of indication mechanism is connected；
The low pressure test (LPT) mechanism includes low pressure test (LPT) pipeline fuel organization of supply, low pressure line switching valve (36), low pressure test (LPT)
Measuring section (39) and low pressure cooling spray system (40), institute after preceding air inlet section (37), low pressure test (LPT) section (38), low pressure test (LPT) water cooling
The input terminal for stating low pressure line switching valve (36) is connected with the output end of three-level heating system (101), the low pressure line switching
The output end of valve (36) is connected with the input terminal of air inlet section before low pressure test (LPT) (37), and air inlet section (37) is defeated before the low pressure test (LPT)
Outlet is connected with the input terminal of low pressure test (LPT) section (38), surveys after the output end and low pressure test (LPT) water cooling of the low pressure test (LPT) section (38)
The input terminal for measuring section (39) is connected, the output end of measuring section (39) and low pressure cooling spray system after the low pressure test (LPT) water cooling
(40) input terminal is connected；
The low pressure test (LPT) pipeline fuel organization of supply includes the first low pressure test (LPT) pipeline fuel supply device, the second low pressure test (LPT)
Pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device, the first low pressure test (LPT) pipeline fuel supply dress
Set, the output end of the second low pressure test (LPT) pipeline fuel supply device and third low pressure test (LPT) pipeline fuel supply device respectively with it is low
Air inlet section (37), low pressure test (LPT) section (38) are connected with the feed end of measuring section (39) after low pressure test (LPT) water cooling before pressure is tested；
The high-potting mechanism includes high-potting pipeline fuel organization of supply, pressure duct switching valve (31), high-potting
Measuring section (34) and the cooling system that sprays water with high pressure (35) after preceding air inlet section (32), high-potting section (33), high-potting water cooling
It constitutes, the input terminal of the pressure duct switching valve (31) is connected with the output end of three-level heating system (101), the high-voltage tube
The output end of road switching valve (31) is connected with the input terminal of air inlet section before high-potting (32), air inlet section before the high-potting
(32) output end is connected with the input terminal of high-potting section (33), the output end and high-potting of the high-potting section (33)
The input terminal of measuring section (34) is connected after water cooling, the output end of measuring section (34) and high pressure spray water cooling after the high-potting water cooling
But the input terminal of system (35) is connected；
The high-potting pipeline fuel organization of supply includes the first high-potting pipeline fuel supply device, the second high-potting
Pipeline fuel supply device and third high-potting pipeline fuel supply device, the first high-potting pipeline fuel supply dress
Set, the output end of the second high-potting pipeline fuel supply device and third high-potting pipeline fuel supply device respectively with height
Air inlet section (32), high-potting section (33) are connected with the feed end of measuring section (34) after high-potting water cooling before pressure is tested；
Measuring section (39), high-potting after air inlet section (37), low pressure test (LPT) section (38), low pressure test (LPT) water cooling before the low pressure test (LPT)
The data output end of measuring section (34) and monitoring and display after preceding air inlet section (32), high-potting section (33) and high-potting water cooling
The input terminal of mechanism is connected.
7. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 6, it is characterised in that:
The first low pressure test (LPT) pipeline fuel supply device, the second low pressure test (LPT) pipeline fuel supply device and third low pressure test (LPT) pipe
Road fuel supply device is made of the first fuel tank, the first oil pump, the first fluid flowmeter and the first fluid pressure regulating valve, institute
It states the output of the first fuel tank but is connected with the input terminal of the first oil pump, the output end and the first fluid flowmeter of first oil pump
Input terminal be connected, the output end of first fluid flowmeter is connected with the input terminal of the first fluid pressure regulating valve, described
Air inlet section (37), low pressure test (LPT) section (38), low pressure are tried before the output end of first fluid pressure regulating valve and respective low pressure test (LPT)
The input terminal for testing measuring section (39) after water cooling is connected.
8. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 6, it is characterised in that:
The first high-potting pipeline fuel supply device, the second high-potting pipeline fuel supply device and third high-potting pipe
Road fuel supply device is made of the second fuel tank, the second oil pump, second liquid flowmeter and second liquid pressure-regulating valve, institute
It states the output of the second fuel tank but is connected with the input terminal of the second oil pump, the output end and second liquid flowmeter of second oil pump
Input terminal be connected, the output end of the second liquid flowmeter is connected with the input terminal of second liquid pressure-regulating valve, described
Air inlet section (32), high-potting section (33) and high pressure are tried before the output end of second liquid pressure-regulating valve and respective high-potting
The input terminal for testing measuring section (34) after water cooling is connected.
9. a kind of high temperature and pressure test system for gas-turbine combustion chamber according to claim 1, it is characterised in that:
The exhaust system (103) includes outlet pressure control valve group (41), tail gas by exhaust tower (42) and muffler (43),
The input terminal of the outlet pressure control valve group (41) is connected with the output end of pilot system (102), the outlet pressure control
The output end of valve group (41) is connected with tail gas by the input terminal of exhaust tower (42), and the tail gas passes through the output of exhaust tower (42)
End is connected with the input terminal of muffler (43).
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