CN102518582A - Abrasion test device for gas compressor - Google Patents
Abrasion test device for gas compressor Download PDFInfo
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- CN102518582A CN102518582A CN2011104061299A CN201110406129A CN102518582A CN 102518582 A CN102518582 A CN 102518582A CN 2011104061299 A CN2011104061299 A CN 2011104061299A CN 201110406129 A CN201110406129 A CN 201110406129A CN 102518582 A CN102518582 A CN 102518582A
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- gas compressor
- particulate matter
- abrasion test
- test device
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Abstract
The invention relates to an abrasion test device for a gas compressor, which comprises a front air inlet pipeline (1) of the gas compressor, a gas compressor (2), a rear exhaust pipeline (3) of the gas compressor, a pressure source (4), a turbine (5), a particle filling device (6), a particle uniform mixing and guiding device (7) and a particle recycling device (8). The front air inlet pipeline (1) of the gas compressor and the rear exhaust pipeline (3) of the gas compressor are separately connected with the gas compressor (2). The front air inlet pipeline (1) of the gas compressor is provided with the particle filling device (6) and the particle uniform mixing and guiding device (7) is arranged between the particle filling device (6) and the gas compressor (2). The particle recycling device (8) is arranged on the rear exhaust pipeline (3) of the gas compressor. The device provided by the invention can verify the abrasion of specific particles on impellers of the gas compressor and provide technical parameters for the gas compressor to ensure that the gas compressor can operate efficiently and improve the service life of the gas compressor.
Description
Technical field
The present invention relates to a kind of testing apparatus, be specifically related to a kind of gas compressor abrasion test device.
Background technique
The gas compressor performance test of general turbosupercharger adopts aerodynamic testing platform or electronic test stand.As shown in Figure 1, when the aerodynamic testing table apparatus makes an experiment, the turbosupercharger of testing is contained on the test-bed.Blow the turbine acting by outer source of the gas pressurized air, turbo machine drives the gas compressor running.Through regulating the valve regulated air output on the external source compressed air line, the rotation speed change of control gas compressor.When air output increased, the rotating speed of gas compressor raise; When air output reduced, the rotating speed of gas compressor reduced.Through regulating the valve on the gas compressor outlet pipe, can control the flow of gas compressor.When external source pressurized air can not make gas compressor reach high rotating speed, can the firing chamber in pipeline in oil jetting combustion, produce high-temperature fuel gas and blow turbine, thereby improve the acting ability of turbine, make the rotating speed of turbosupercharger be elevated to needed numerical value.
When electronic table apparatus made an experiment, gas compressor was turned round by motor drives.Because the rotating speed of the speed motor of gas compressor is high, installs speed increaser between the two additional,, can control the gas compressor change in rotational speed through regulating power of electric motor; Through regulating the valve on the blower outlet pipeline, can control the flow of gas compressor.
Application number be CN200710176677.0 disclosure of the Invention a kind of turbocharger performance that has an auxiliary braking system test bed; Relate to dynamo-electric field; Be a kind of test stand that has turbocharger air compressor testing property, turbine performance test and self-loopa testing property simultaneously, comprise: electric heater, outer source of the gas suction valve, firing chamber, hydraulic booster, the modulating valve that is used to carry out various operating condition of test adjustings, corresponding connecting tube and the required sensor of completion test.The pressurized air of the outer source of the gas input of this test stand utilization; Adopt the method for firing chamber oil spout ignition and electric heater heating to produce the turbine rotation that high-temperature gas drives turbosupercharger respectively; Through corresponding valve regulated; Can reach turbocharger air compressor testing property, turbine performance test and the needed various working staties of self-loopa testing property; Special, the absorption of turbine merit is accomplished by an assisted turbocharger is auxiliary in the turbine performance testing experiment, and the compressor impeller of this pressurized machine is the impeller of inhaling function power more by force that has of particular design.
Application number be CN200510135565.1 disclosure of the Invention a kind of self-circulation fatigue experimental bench for turbocharger; Comprise outer source of the gas suction valve, firing chamber, supercharger air compressor inlet/outlet pipeline, gas conversion valve and pressurized machine exhaust duct; Wherein firing chamber one end is connected with outer source of the gas suction valve; The other end is connected with gas conversion valve, and supercharger air compressor outlet conduit one end is installed on the pipeline between suction valve and the firing chamber, and the other end of blower outlet pipeline is connected on the pressurized machine; Combustion gas transforms valve and is connected with the booster turbine import, and supercharger air compressor air inlet and turbine exhaust pipeline are set on the pressurized machine.This test stand utilizes the air after the supercharger air compressor compression to replace the pressurized air of outer source of the gas input; After the firing chamber sprays into the fuel ignition burning; The gas driven booster turbine that produces turns round, thereby realizes the self-loopa running of pressurized machine, will significantly reduce the consumption of electric power; Only need consume an amount of diesel oil, reduce experimental cost.
Pressurized machine is in running, and the air that gets into gas compressor not exclusively is a pure air also.Especially for the vehicle of special environment operation, possibly be mingled with particulate matters such as dust, fine sand and even metal fillings in the air through air filter back entering gas compressor.When gas compressor contains the gas of these particulate matters in conveying and since particulate matter with higher speeds and with compressor impeller surface collision, friction, cause damage in impeller, cause gas compressor efficiently to move, even influence the working life of gas compressor.The wearing and tearing of compressor impeller are very complicated physical process, and it and factors such as liquid speed, liquid form, collision process, grain graininess and particle shape, mixture concentration and structural design and material therefor all have relation.Therefore mutual restriction between each factor, and each factor inside has many parameters to take in again is an approach effectively through the specific particulate matter of the method validation of test to the wearing and tearing of compressor impeller.
Summary of the invention
Technical problem to be solved by this invention provides a kind of gas compressor abrasion test device; This device can be verified the wearing and tearing of specific particulate matter to compressor impeller; For gas compressor provides technical parameter, thereby guarantee that gas compressor can efficiently move, improve the working life of gas compressor.
Technological scheme of the present invention: a kind of gas compressor abrasion test device, it comprises the preceding air inlet pipeline of gas compressor, gas compressor, gas compressor final vacuum pipeline, pressure source, turbo machine; Air inlet pipeline, gas compressor final vacuum pipeline are connected with gas compressor respectively before the gas compressor, and turbo machine is fixedly connected with gas compressor is coaxial, and pressure source is connected with turbo machine, are provided with the particulate matter filling device in the air inlet pipeline before the gas compressor.
Extraneous fresh air gets into gas compressor through air inlet pipeline before the gas compressor, and after the gas compressor acting, the pressure of fresh air increases, and gets into cylinder along gas compressor final vacuum pipeline; Pressure source is that turbo machine provides pressure, drives turbo machine and rotates; Turbo machine is fixedly connected through coaxial with gas compressor, and under the driving of pressure source, turbo machine and gas compressor rotate with unequal angular velocity.
Pressure source can be compressed gas cylinder, compressor or firing chamber.
Optimal technical scheme one of the present invention is before gas compressor, in the air inlet pipeline, to be provided with particulate matter between particulate matter filling device and the gas compressor and evenly to mix flow guide device, with the mixed uniformly technique effect of particulate matter in the gas of realizing the entering gas compressor.
Optimal technical scheme two of the present invention is to be provided with the particulate matter recovering device at gas compressor final vacuum pipeline, realizes the recovery of particulate matter, to reach the technique effect of environmental protection and economical with materials.
Said particulate matter filling device is any one of funnel or feeding machine.
The minor radius place of described funnel is provided with valve, can realize quantitatively controlling the technique effect of particulate matter filling speed.
It is in plastic wire or the wire netting any one that said particulate matter evenly mixes flow guide device.
Said particulate matter recovering device is any one in cyclone separator or the multistage filter screen.
The present invention compared with prior art has following beneficial effect: the present invention is through being provided with the particulate matter filling device and in gas compressor final vacuum pipeline, the particulate matter recovering device being set in the air inlet pipeline before gas compressor; The specific particulate matter of method validation through test is to factors such as liquid speed, liquid form, collision process, grain graininess and particle shape, mixture concentration and the structural design of compressor impeller and material therefors; Thereby draw the technical parameter of gas compressor wearing and tearing; Technical parameter through drawing is for reference; Thereby guarantee that gas compressor can efficiently move, improve the working life of gas compressor.
Description of drawings
Fig. 1 is the structural representation of gas compressor aerodynamic testing platform in the existing technology;
Fig. 2 is a structural representation of the present invention.
Embodiment
A kind of gas compressor abrasion test device; It comprises the preceding air inlet pipeline 1 of gas compressor, gas compressor 2, gas compressor final vacuum pipeline 3, pressure source 4, turbo machine 5; Air inlet pipeline 1, gas compressor final vacuum pipeline 3 are connected with gas compressor 2 respectively before the gas compressor; Turbo machine 5 and gas compressor 2 coaxial fixed connections, pressure source 4 is connected with turbo machine 5, is provided with particulate matter filling device 6 in the air inlet pipeline 1 before the gas compressor.
Before the gas compressor between particulate matter filling device 6 and the gas compressor 2, be provided with particulate matter in the air inlet pipeline 1 and evenly mix flow guide device 7.
In gas compressor final vacuum pipeline 3, be provided with particulate matter recovering device 8.
Said pressure source 4 can be any one of compressor, compressed gas cylinder or firing chamber.
Said particulate matter filling device 6 is any one of funnel or feeding machine.
The minor radius place of described funnel is provided with valve.
It is in plastic wire or the wire netting any one that said particulate matter evenly mixes flow guide device 7.
Particulate matter filling device 6 is set in the air inlet pipeline 1 before gas compressor; Particulate matter can get into pilot system through this filling device, in the process of the test, and particulate matter; For example solid particles such as dust, fine sand, plastic grain, metal fillings can get into admission line through the particulate matter filling device; Then get into gas compressor inside,, finally confirm the effect of attrition of various particulate matters gas compressor through the contacting of gas compressor and particulate matter, friction.Evenly mix flow guide device 7 along air inlet pipeline through a cover particulate matter and realize that particulate matter mixes with the even of air; Get into gas compressor 2 then; After the compressor impeller of rotation contacts, rubs; Get into gas compressor final vacuum pipeline 3, on gas compressor final vacuum pipeline, particulate matter recovering device 8 is set at last.For solid particle, adopt efficient cyclone separator to realize separating of air and particulate matter as the particulate matter recovering device.
Claims (8)
1. gas compressor abrasion test device; It comprises the preceding air inlet pipeline (1) of gas compressor, gas compressor (2), gas compressor final vacuum pipeline (3), pressure source (4), turbo machine (5); Air inlet pipeline (1), gas compressor final vacuum pipeline (3) are connected with gas compressor (2) respectively before the gas compressor; Turbo machine (5) and coaxial fixed connection of gas compressor (2); Pressure source (4) is connected with turbo machine (5), it is characterized in that being provided with particulate matter filling device (6) in the preceding air inlet pipeline (1) of gas compressor.
2. gas compressor abrasion test device according to claim 1 is characterized in that before the gas compressor between particulate matter filling device (6) and the gas compressor (2), being provided with particulate matter in the air inlet pipeline (1) evenly mixes flow guide device (7).
3. gas compressor abrasion test device according to claim 1 is characterized in that in gas compressor final vacuum pipeline (3), being provided with particulate matter recovering device (8).
4. gas compressor abrasion test device according to claim 1 is characterized in that said pressure source (4) can be any one of compressor, compressed gas cylinder or firing chamber.
5. according to each described gas compressor abrasion test device of claim 1 to 4, it is characterized in that said particulate matter filling device (6) is any one of funnel or feeding machine.
6. gas compressor abrasion test device according to claim 5 is characterized in that the minor radius place of described funnel is provided with valve.
7. gas compressor abrasion test device according to claim 2 is characterized in that it is in plastic wire or the wire netting any one that said particulate matter evenly mixes flow guide device (7).
8. gas compressor abrasion test device according to claim 3 is characterized in that said particulate matter recovering device (8) is any one in cyclone separator or the multistage filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104061299A CN102518582A (en) | 2011-12-09 | 2011-12-09 | Abrasion test device for gas compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104061299A CN102518582A (en) | 2011-12-09 | 2011-12-09 | Abrasion test device for gas compressor |
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| CN102518582A true CN102518582A (en) | 2012-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104061299A Pending CN102518582A (en) | 2011-12-09 | 2011-12-09 | Abrasion test device for gas compressor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782049A (en) * | 2016-04-14 | 2016-07-20 | 五邑大学 | Conjugation measuring system and method for friction characteristic of rotary compressor |
| CN109612863A (en) * | 2018-12-12 | 2019-04-12 | 中国北方发动机研究所(天津) | A kind of pressure booster blower impeller wear test verifying device |
| CN111379727A (en) * | 2020-04-29 | 2020-07-07 | 北京动力机械研究所 | Closed circulation centrifugal compressor characteristic test method |
| CN111379728A (en) * | 2020-04-29 | 2020-07-07 | 北京动力机械研究所 | Closed circulation centrifugal compressor characteristic test device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091359U (en) * | 1991-04-18 | 1991-12-25 | 大连铁道学院 | Test station for simple turbosupercharger |
| CN2602368Y (en) * | 2003-02-24 | 2004-02-04 | 蒋明学 | Test device for the abrasive resistance of materials |
| CN201184861Y (en) * | 2007-11-24 | 2009-01-21 | 西南石油大学 | Test device for simulating erosion worn of gas drilling and boring tool |
| CN101398360A (en) * | 2008-11-11 | 2009-04-01 | 辽宁省建筑材料科学研究所 | Steel wheeled abrasion machine for inorganic floor material |
| CN101477011A (en) * | 2009-01-16 | 2009-07-08 | 北京工业大学 | High-temperature erosion abrasion test device and method |
| CN201354728Y (en) * | 2009-02-25 | 2009-12-02 | 湖北扬子江泵业有限责任公司 | Wear monitor of multistage centrifugal pump balancing system |
| US7757542B1 (en) * | 2009-02-03 | 2010-07-20 | Robert J. Jenkins & Company | Method for testing abrasion resistance of a test specimen |
-
2011
- 2011-12-09 CN CN2011104061299A patent/CN102518582A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091359U (en) * | 1991-04-18 | 1991-12-25 | 大连铁道学院 | Test station for simple turbosupercharger |
| CN2602368Y (en) * | 2003-02-24 | 2004-02-04 | 蒋明学 | Test device for the abrasive resistance of materials |
| CN201184861Y (en) * | 2007-11-24 | 2009-01-21 | 西南石油大学 | Test device for simulating erosion worn of gas drilling and boring tool |
| CN101398360A (en) * | 2008-11-11 | 2009-04-01 | 辽宁省建筑材料科学研究所 | Steel wheeled abrasion machine for inorganic floor material |
| CN101477011A (en) * | 2009-01-16 | 2009-07-08 | 北京工业大学 | High-temperature erosion abrasion test device and method |
| US7757542B1 (en) * | 2009-02-03 | 2010-07-20 | Robert J. Jenkins & Company | Method for testing abrasion resistance of a test specimen |
| CN201354728Y (en) * | 2009-02-25 | 2009-12-02 | 湖北扬子江泵业有限责任公司 | Wear monitor of multistage centrifugal pump balancing system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782049A (en) * | 2016-04-14 | 2016-07-20 | 五邑大学 | Conjugation measuring system and method for friction characteristic of rotary compressor |
| CN105782049B (en) * | 2016-04-14 | 2018-01-12 | 五邑大学 | The conjugation measuring system and measuring method of a kind of rotary compressor frictional behavior |
| CN109612863A (en) * | 2018-12-12 | 2019-04-12 | 中国北方发动机研究所(天津) | A kind of pressure booster blower impeller wear test verifying device |
| CN111379727A (en) * | 2020-04-29 | 2020-07-07 | 北京动力机械研究所 | Closed circulation centrifugal compressor characteristic test method |
| CN111379728A (en) * | 2020-04-29 | 2020-07-07 | 北京动力机械研究所 | Closed circulation centrifugal compressor characteristic test device |
| CN111379728B (en) * | 2020-04-29 | 2022-02-11 | 北京动力机械研究所 | Closed circulation centrifugal compressor characteristic test device |
| CN111379727B (en) * | 2020-04-29 | 2022-02-15 | 北京动力机械研究所 | Closed circulation centrifugal compressor characteristic test method |
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Application publication date: 20120627 |