CN102914436A - Plateau performance simulation test system for engine oxygen-enriched combustion-supporting device - Google Patents
Plateau performance simulation test system for engine oxygen-enriched combustion-supporting device Download PDFInfo
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- CN102914436A CN102914436A CN2012104423504A CN201210442350A CN102914436A CN 102914436 A CN102914436 A CN 102914436A CN 2012104423504 A CN2012104423504 A CN 2012104423504A CN 201210442350 A CN201210442350 A CN 201210442350A CN 102914436 A CN102914436 A CN 102914436A
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Abstract
The invention discloses a plateau performance simulation test system for an engine oxygen-enriched combustion-supporting device. The system comprises a blower, a fresh-air processing component, an air-in throttle valve, an air-in pressure stabilizing box, an oxygen-enriched component, a vacuum pump, an exhaust pressure stabilizing box, an exhaust pressure regulating valve, a water ring vacuum pump, a steam separator and a measurement and control system, wherein the air-in side of the oxygen-enriched component is sequentially connected with the air-in pressure stabilizing box, the air-in throttle valve, the fresh air processing component and the blower; the air-in pressure stabilizing box is connected with the air-in end of the engine; the exhaust side of the oxygen-enriched component is sequentially connected with a heat exchanger, the exhaust pressure stabilizing box, the exhaust pressure regulating valve, the water ring vacuum pump and the steam separator; the air-out end of the engine is connected with the heat exchanger; the oxygen-enriched air-out end of the oxygen-enriched component is connected with the air-in end of the vacuum pump; the air-out end of the vacuum pump is connected with the air-in end of the engine; and a measure and control chip is respectively connected with the air-in pressure stabilizing box, the exhaust pressure stabilizing box and the engine. According to the invention, low pressure, temperature and humidity at the air-in side of the oxygen-enriched combustion-supporting device can be simulated, and the low pressure at the exhaust side can also be simulated, so as to achieve the purpose of obtaining a practical plateau environment.
Description
Technical field
The present invention relates to the application of membrane oxygen enrichment technology on internal combustion engine, in particular, relate to a kind of engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system.
Technical background
When engine used in the high altitude localities, because atmospheric pressure is low, atmospheric density was little, and oxygen level is low, and charge-air mass reduces, and caused engine ignition to prolong period of delay, temperature of combustion and pressure decreased, and combustion process worsens, and has had a strong impact on the performance of engine.And aspect the Performance on Plateau that promotes engine certain potentiality are being arranged as far back as the Oxygen-Enriched Combustion combustion technology that just carried out the sixties in 20th century.Film oxygen enriching is called as " the creative technology of resource " in developed country, have a device structure simple, easy-to-operate, and volume is suitable, and low power consumption and other advantages becomes the best mode of using oxygen-enriching device on the engine.
Oxygen-enriched combustion technology is started late in China, and its application and research on industrial combustion is just effective, but the research on internal combustion engine then lags far behind abroad.Utilize the gas separation membrane technology to produce the emphasis that the applied research of oxygen enrichment on engine becomes current internal combustion engine use oxygen-enriched combustion technology.For diesel motor, applying membrane oxygen enrichment not only can improve engine output, and also can demonstrate preferably performance aspect discharging, therefore most for the research that film oxygen enriching is applied on the engine mainly is on diesel motor.At present, both at home and abroad the researcher should be used as many good tries to membrane oxygen enrichment technology on engine, but research yet there are no report for engine film oxygen enriching device altitude environment adaptability.
Summary of the invention
The purpose of this invention is to provide a kind of engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system.
For realizing that the technical scheme that purpose of the present invention adopts is:
A kind of engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system, described system comprises blower fan, new wind processing components, intake-air throttle valve, air inlet pressure stabilizing chamber, oxygen enrichment assembly, vacuum pump, exhaust pressurizer tank, exhaust pressure regulator valve, water ring vacuum pump, steam-water separator and TT﹠C system; The air inlet side of oxygen enrichment assembly is connected air inlet pressure stabilizing chamber connecting engine inlet end with air inlet pressure stabilizing chamber, intake-air throttle valve, new wind processing components successively with blower fan; The exhaust side of oxygen enrichment assembly is connected with steam-water separator with heat exchanger, exhaust pressurizer tank, exhaust pressure regulator valve, water ring vacuum pump successively, and the engine outlet side connects heat exchanger, and the oxygen rich gas output terminal of oxygen enrichment assembly is connected with the vacuum pump inlet end; The outlet side connecting engine inlet end of vacuum pump; The observing and controlling chip connects respectively air inlet pressure stabilizing chamber, exhaust pressurizer tank and engine.
The air inlet side of oxygen enrichment assembly is installed air inlet pressure sensor, and the oxygen rich gas output terminal of oxygen enrichment assembly is installed oxygen level sensor.Outlet side setting pressure sensor and the temperature sensor of vacuum pump.Exhaust pressurizer tank exhaust end is installed back pressure transducer.
Compared with prior art, the invention has the beneficial effects as follows:
Can be to oxygen-enriched combustion aid air inlet side pressure infrabar, temperature, humidity is simulated and the exhaust side infrabar is simulated, to reach the purpose of simulated high altitude actual environment.
Description of drawings
Fig. 1 is principle of the invention figure.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system, as shown in Figure 1, described system comprises blower fan, new wind processing components, intake-air throttle valve, air inlet pressure stabilizing chamber, oxygen enrichment assembly, vacuum pump, exhaust pressurizer tank, exhaust pressure regulator valve, water ring vacuum pump, steam-water separator and TT﹠C system; The air inlet side of oxygen enrichment assembly is connected air inlet pressure stabilizing chamber connecting engine inlet end with air inlet pressure stabilizing chamber, intake-air throttle valve, new wind processing components successively with blower fan; The exhaust side of oxygen enrichment assembly is connected with steam-water separator with heat exchanger, exhaust pressurizer tank, exhaust pressure regulator valve, water ring vacuum pump successively, and the engine outlet side connects heat exchanger, and the oxygen rich gas output terminal of oxygen enrichment assembly is connected with the vacuum pump inlet end; The outlet side connecting engine inlet end of vacuum pump; TT﹠C system connects respectively air inlet pressure stabilizing chamber, exhaust pressurizer tank and engine.
The air inlet side of oxygen enrichment assembly is installed air inlet pressure sensor, and the oxygen rich gas output terminal of oxygen enrichment assembly is installed oxygen level sensor.Outlet side setting pressure sensor and the temperature sensor of vacuum pump.Exhaust pressurizer tank exhaust end is installed back pressure transducer.
New wind processing components can be controlled intake air temperature and the humidity of oxygen enrichment assembly, by regulating variable valve and the air inlet restriction valve opening of water ring vacuum pump, the air pressure in the inlet and outlet pressurizer tank is controlled in the pressure limit of required simulation.The ginsengs such as TT﹠C system can the Real-Time Monitoring admission pressure, temperature, humidity, and as requested intake air temperature, humidity and pressure are controlled in real time.
The performance index that engine oxygen-enriched auxiliary combustion equipment (being comprised of oxygen enrichment assembly and vacuum pump) Performance on Plateau simulator stand is realized:
1) inlet and outlet pressurizer tank pressure range of adjustment: 101-47 kPa(height above sea level 0-6000 m);
2) oxygen-enriched combustion aid intake air temperature range of adjustment :-45 ℃ to 70 ℃;
3) oxygen-enriched combustion aid air inlet regulation of relative humidity scope: 15～95%.
Claims (4)
1. engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system, it is characterized in that, described system comprises blower fan, new wind processing components, intake-air throttle valve, air inlet pressure stabilizing chamber, oxygen enrichment assembly, vacuum pump, exhaust pressurizer tank, exhaust pressure regulator valve, water ring vacuum pump, steam-water separator and TT﹠C system; The air inlet side of oxygen enrichment assembly is connected air inlet pressure stabilizing chamber connecting engine inlet end with air inlet pressure stabilizing chamber, intake-air throttle valve, new wind processing components successively with blower fan; The exhaust side of oxygen enrichment assembly is connected with steam-water separator with heat exchanger, exhaust pressurizer tank, exhaust pressure regulator valve, water ring vacuum pump successively, and the engine outlet side connects heat exchanger, and the oxygen rich gas output terminal of oxygen enrichment assembly is connected with the vacuum pump inlet end; The outlet side connecting engine inlet end of vacuum pump; The observing and controlling chip connects respectively air inlet pressure stabilizing chamber, exhaust pressurizer tank and engine.
2. engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system according to claim 1 is characterized in that, the air inlet side of described oxygen enrichment assembly is installed air inlet pressure sensor, and the oxygen rich gas output terminal of oxygen enrichment assembly is installed oxygen level sensor.
3. engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system according to claim 1 is characterized in that, outlet side setting pressure sensor and the temperature sensor of vacuum pump.
4. engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system according to claim 1 is characterized in that, exhaust pressurizer tank exhaust end is installed back pressure transducer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210442350.4A CN102914436B (en) | 2012-11-08 | 2012-11-08 | Engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system |
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| CN201210442350.4A CN102914436B (en) | 2012-11-08 | 2012-11-08 | Engine oxygen-enriched auxiliary combustion equipment Performance on Plateau simulation experiment system |
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| CN102914436A true CN102914436A (en) | 2013-02-06 |
| CN102914436B CN102914436B (en) | 2015-08-12 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977167A (en) * | 2015-07-01 | 2015-10-14 | 广州广电计量检测股份有限公司 | Multi-parameter engine altitude environment testing apparatus and method |
| CN105204422A (en) * | 2015-09-24 | 2015-12-30 | 西安航天动力试验技术研究所 | Automated redundant measuring and controlling system and method for engine vacuumizing |
| CN108318274A (en) * | 2018-05-14 | 2018-07-24 | 上海冰宇信息科技有限公司 | A kind of pilot system for simulating the dynamic power machine course of work under extreme climate |
| CN110940527A (en) * | 2019-12-07 | 2020-03-31 | 武汉安立杰工程技术有限公司 | Plateau environment simulated air intake and exhaust system of automobile engine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977167A (en) * | 2015-07-01 | 2015-10-14 | 广州广电计量检测股份有限公司 | Multi-parameter engine altitude environment testing apparatus and method |
| CN105204422A (en) * | 2015-09-24 | 2015-12-30 | 西安航天动力试验技术研究所 | Automated redundant measuring and controlling system and method for engine vacuumizing |
| CN105204422B (en) * | 2015-09-24 | 2018-09-04 | 西安航天动力试验技术研究所 | Engine vacuumizes redundant automation TT＆C system and method |
| CN108318274A (en) * | 2018-05-14 | 2018-07-24 | 上海冰宇信息科技有限公司 | A kind of pilot system for simulating the dynamic power machine course of work under extreme climate |
| CN108318274B (en) * | 2018-05-14 | 2023-09-08 | 浙江经济职业技术学院 | Test system capable of simulating working process of power machine under extreme climate |
| CN110940527A (en) * | 2019-12-07 | 2020-03-31 | 武汉安立杰工程技术有限公司 | Plateau environment simulated air intake and exhaust system of automobile engine |
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| CN102914436B (en) | 2015-08-12 |
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Address after: 300161 No.1, dongjuzi, Chenglin Road, Hedong District, Tianjin Patentee after: ARMY MILITARY TRANSPORTATION University Address before: 300161 Tianjin City Hedong District No. 1 East Station Patentee before: Military Transportation University of PLA |
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