CN205157172U - Dual turbine booster capability test test bench with high -pressure gas diverging device - Google Patents
Dual turbine booster capability test test bench with high -pressure gas diverging device Download PDFInfo
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- CN205157172U CN205157172U CN201520792294.6U CN201520792294U CN205157172U CN 205157172 U CN205157172 U CN 205157172U CN 201520792294 U CN201520792294 U CN 201520792294U CN 205157172 U CN205157172 U CN 205157172U
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Abstract
The utility model relates to a turbo charger test device specifically is the two turbo charger self -loopa capability test test benches that have high -pressure gas diverging device. On main test bench, large -traffic main turbo charger's compressor exit end is equipped with the gas diffluence device, and high -pressure gas diffluence to two pipelines of compressor compression, main test bench combustion chamber is got back to through main booster self -loopa UNICOM valve to the gas of a pipeline, another pipeline gaseous through vice test bench route control valve, through vice turbo charger of vice test bench combustion chamber drive low discharge, treat the smooth operation of vice turbo charger of low discharge after, close vice test bench route control valve. The utility model discloses can truly simulate out the capability test under the actual state, the turbo charger that can satisfy two different models simultaneously is experimental for carry out various experimental operating modes. And simple, the easy adjustment of its mechanical structure, energy saving and emission reduction and reduce cost improve test efficiency.
Description
Technical field
The utility model relates to turbocharger test device, is more particularly a kind of bi-turbo self-loopa property test platform with gases at high pressure part flow arrangement.
Background technology
Turbosupercharger utilizes I. C. engine exhaust energy to promote turbine acting, and increase inlet pressure of internal combustion engines, thus power of IC engine is improved, fuel consumption and exhaust pollution reduce." efficient, energy-conservation, reduction of discharging " is the main target of current Development of Auto Engine Technology, and the market demand of turbosupercharger constantly increases, and simple theory calculate can not describe the performance of turbosupercharger completely, must test its performance by experiment.Therefore, designing energy-saving and environmental protection, efficiently turbocharger test platform, has been the important topic of present turbosupercharger research and development.
In existing testing table, the general external source pressurized air that adopts drives turbosupercharger, inputs turbine, drive supercharger running after the pressure-air heating that also pressing machine can be extruded.These two kinds of testing tables can meet traditional turbocharger performance testing experiment.But, test bed for self-loopa, when starting, provide gases at high pressure by air compressor machine, after smooth operation, by the gas self-loopa air feed of pneumatic plant.Because the air capacity being supplied to firing chamber after pneumatic plant suction air compressing is often greater than the air capacity promoted needed for turbine, air energy does not make full use of, and then causes gases at high pressure energy dissipation.The turbocharger performance testing table of this version cannot make full use of pneumatic plant compression air, be not easy to the making full use of of energy, cost is higher, energy-conservation not, how to make full use of the important search problem that this part energy has become current supercharger stand.
Utility model content
In order to avoid the deficiency existing for above-mentioned prior art, the purpose of this utility model is to provide a kind of bi-turbo self-loopa property test platform with gases at high pressure part flow arrangement, this testing table not only functionally meets the demands, can make a service test to turbosupercharger truly under various operating mode, and physical construction simple, be easy to adjustment, cost reduces, play energy-saving and emission-reduction, the effect that energy makes full use of.
The utility model technical solution problem adopts following technical scheme:
A kind of bi-turbo property test platform with gases at high pressure part flow arrangement, on master trip stand, the blower outlet end of the main turbosupercharger of large discharge is provided with gas diverter, the gases at high pressure of pneumatic plant compression are diverted to two pipelines, a pipeline is connected to master trip stand firing chamber, makes gas lead back the heating of master trip stand firing chamber; Another pipeline is connected to the secondary turbosupercharger of low discharge of secondary test-bed, makes gas as the air-source of the secondary turbocharger performance test of low discharge.
The described bi-turbo property test platform with gases at high pressure part flow arrangement, the gas of a pipeline gets back to master trip stand firing chamber through main supercharger self-loopa coupling cock; The gas of another pipeline, through secondary test-bed passage control valve, drives the secondary turbosupercharger of low discharge through secondary test-bed firing chamber, after the secondary turbosupercharger smooth operation of low discharge, close secondary test-bed passage control valve.
The described bi-turbo property test platform with gases at high pressure part flow arrangement, side, master trip stand firing chamber arranges master trip stand fuel injector, and master trip stand firing chamber is lighted by master trip stand fuel injector; Secondary test-bed firing chamber arranges secondary test-bed fuel injector, and secondary test-bed firing chamber is lighted by secondary test-bed fuel injector.
The described bi-turbo property test platform with gases at high pressure part flow arrangement, main supercharger self-loopa coupling cock and secondary test-bed passage control valve adopt electronic control valve, and the aperture of operation valve is adjustable, with accurate flow control ratio.
The described bi-turbo property test platform with gases at high pressure part flow arrangement, two pipeline diameter differences of gas diverter shunting, pipeline diameter gas being led back master trip stand firing chamber is greater than the pipeline diameter that another flows to secondary test-bed, increases the driving force of master trip stand.
Design philosophy of the present utility model is:
The utility model is with the turbocharger performance testing table of gas diverter, a set of gas diverter is connected at supercharger air compressor endpiece, the gases at high pressure of supercharger air compressor compression are diverted to two pipelines, one of them pipeline makes gas lead back firing chamber heating, and (this part gas is as the air-source of self-loopa, then as the high temperature source of the gas driving turbosupercharger), the gases at high pressure of another pipeline are by being connected to next testing table, as the air-source of another small sized turbocharger (the secondary turbosupercharger of low discharge) performance test, turbine rotation is promoted after the firing chamber heating that it carries, after it runs well, to blind off a line valve, utilize the exit gas of supercharger air compressor, the secondary turbosupercharger of low discharge uses self-loopa to test.Like this, making full use of of gases at high pressure energy can be played, energy-conserving and environment-protective; Meanwhile, another small sized turbocharger, also without the need to being equipped with independent air compressor machine, can utilizing the excessive gas energy in pipeline to drive simultaneously, testing, thus reduces experimentation cost, improves test efficiency.
Design feature of the present utility model is:
1, bi-turbo stand of the present utility model only need be equipped with an air compressor machine, the needless compression gas energy utilizing first turbosupercharger (the main turbosupercharger of large discharge) air end of booster to export drives second turbosupercharger (the secondary turbosupercharger of low discharge), play and reduce costs, the effect of energy-conserving and environment-protective.
2, two pipelines of gas diverter of the present utility model after shunting are with electronic valve device, can regulate the air mass flow ratio of two pipelines, meet the supercharger test of different model.
3, the utility model adopts Electronic Control valve accurate pilot piping flow accurately to supply the gases at high pressure under different operating mode needed for two superchargers.The control strategy algorithm of application, under the condition guaranteeing two turbocharger test smooth operations, realizes making full use of of gases at high pressure energy as much as possible.
4, the utility model gas diverter is removable fixed sturcture on testing table.
5, the utility model testing table is divided into wind regime room, testing table room and operation pulpit, with noise when reducing testing table work on the impact of testing crew.
Compared with the prior art, the utility model beneficial effect is embodied in:
1, the utility model mainly carries out bench simulation to turbocharger performance, pass through gas diverter, utilize the gases at high pressure energy that First turbosupercharger (the main turbosupercharger of large discharge) exports as much as possible, drive second turbosupercharger (the secondary turbosupercharger of low discharge), realize energy and make full use of, reduce the object that the energy used, played energy-saving and emission-reduction.
2, electronic valve device of the present utility model and electronic controlling strategies system accurately can control the valve opening of gas diverter, then accurately control the high-pressure gas flow needed for two turbosupercharger reality, improve the accuracy and efficiency of test.
3, the utility model can make a service test to two turbosupercharger simultaneously, gases at high pressure energy wherein needed for one is less than another, the turbosupercharger that can realize different model makes a service test simultaneously, meets the supercharger testing requirements of the multiple kind of enterprise.
4, the utility model physical construction is simple, cost is lower, stand reliability strong, can meet the needs of turbosupercharger long term frequent test.
Accompanying drawing explanation
Fig. 1 is the bi-turbo self-loopa property test platform overall schematic with gases at high pressure part flow arrangement.
Fig. 2 is the bi-turbo self-loopa property test platform assembly schematic diagram with gases at high pressure part flow arrangement.
Number in the figure: 1 air compressor machine, 2 partition walls, 3 air compressor machine air releases, 4 air compressor gas valves, 5 master trip stand fuel injectors, 6 master trip stand firing chambers, 7 main turbine inlet pressure sensors, 8 main turbine inlet temperature (TIT) sensors, 9 main turbine-exit temperature sensors, 10 main turbine outlet pressure transducers, the main turbosupercharger of 11 large discharge, 12 pressure lubrication oil inlets, 13 rubber hose couplings, 14 supercharger speed measuring devices, 15 main compressor intake pressure sensors, 16 main compressor inlet temperature sensors, 17 Flow Meter with Double Folium Curves, 18 main compressor delivery temperature sensors, 19 main compressor delivery pressure sensors, 20 impact tubes, 21 secondary test-bed passage control valve, 22 compressor bleed air valves, 23 main supercharger self-loopa coupling cocks, 24 secondary turbine outlet pressure transducers, 25 secondary turbine-exit temperature sensors, 26 secondary turbine inlet temperature (TIT) sensors, 27 secondary turbine inlet pressure sensors, the secondary turbosupercharger of 28 low discharges, 29 pressure lubrication oil inlets, 30 supercharger speed measuring devices, 31 Flow Meter with Double Folium Curves, 32 secondary compressor intake pressure sensors, 33 secondary compressor inlet temperature sensors, 34 rubber hose couplings, 35 impact tubes, 36 secondary compressor delivery temperature sensors, 37 secondary outlet pressure of the booster sensors, 38 secondary test-bed firing chambers, 39 secondary test-bed fuel injectors, 40 secondary supercharger self-loopa coupling cocks, 41 main pneumatic plants, 42 secondary pneumatic plants.
Embodiment
Below by way of embodiment, the utility model is described in further detail by reference to the accompanying drawings:
As Figure 1-Figure 2, the utility model, with the bi-turbo property test platform of gases at high pressure part flow arrangement, mainly comprises: air compressor machine 1, partition wall 2, air compressor machine air release 3, air compressor gas valve 4, master trip stand fuel injector 5, master trip stand firing chamber 6, main turbine inlet pressure sensor 7, main turbine inlet temperature (TIT) sensor 8, main turbine-exit temperature sensor 9, main turbine outlet pressure transducer 10, the main turbosupercharger 11 of large discharge, pressure lubrication oil inlet 12, rubber hose coupling 13, supercharger speed measuring device 14, main compressor intake pressure sensor 15, main compressor inlet temperature sensor 16, Flow Meter with Double Folium Curve 17, main compressor delivery temperature sensor 18, main compressor delivery pressure sensor 19, impact tube 20, secondary test-bed passage control valve 21, compressor bleed air valve 22, main supercharger self-loopa coupling cock 23, secondary turbine outlet pressure transducer 24, secondary turbine-exit temperature sensor 25, secondary turbine inlet temperature (TIT) sensor 26, secondary turbine inlet pressure sensor 27, the secondary turbosupercharger 28 of low discharge, pressure lubrication oil inlet 29, supercharger speed measuring device 30, Flow Meter with Double Folium Curve 31, secondary compressor intake pressure sensor 32, secondary compressor inlet temperature sensor 33, rubber hose coupling 34, impact tube 35, secondary compressor delivery temperature sensor 36, secondary outlet pressure of the booster sensor 37, secondary test-bed firing chamber 38, secondary test-bed fuel injector 39, secondary supercharger self-loopa coupling cock 40 etc., concrete structure is as follows:
The air compressor machine 1 being positioned at partition wall 2 side is connected to master trip stand firing chamber 6 by pipeline through master trip stand fuel injector 5, described pipeline is arranged air compressor gas valve 4, described pipeline also arranges two-way: a road is blowdown piping, between air compressor gas valve 4 and air compressor machine 1, blowdown piping is arranged air compressor machine air release 3; Another Lu Weizhu supercharger self-circulation pipeline, between air compressor gas valve 4 and master trip stand firing chamber 6, main supercharger self-circulation pipeline is arranged main supercharger self-loopa coupling cock 23, main compressor delivery temperature sensor 18, main compressor delivery pressure sensor 19.
Master trip stand firing chamber 6 is connected to the main turbosupercharger 11 of large discharge by pipeline, and described pipeline arranges main turbine inlet pressure sensor 7, main turbine inlet temperature (TIT) sensor 8.The main turbosupercharger of large discharge 11 is communicated with by rubber hose coupling 13 with main supercharger self-circulation pipeline, arranges impact tube 20 in main supercharger self-circulation pipeline and large discharge main turbosupercharger 11 connectivity part.
Main supercharger self-circulation pipeline arranges two-way: a road is blowdown piping, blowdown piping is arranged compressor bleed air valve 22; Another road is secondary test-bed path, secondary test-bed path arranges secondary test-bed passage control valve 21, secondary test-bed path separates two-way: a road is connected to secondary test-bed firing chamber 38 through secondary test-bed fuel injector 39, secondary test-bed firing chamber 38 is connected to the secondary turbosupercharger 28 of low discharge by pipeline, and described pipeline arranges secondary turbine inlet temperature (TIT) sensor 26, secondary turbine inlet pressure sensor 27; Another road is secondary supercharger self-circulation pipeline, secondary supercharger self-circulation pipeline is communicated with by rubber hose coupling 34 with the secondary pneumatic plant 42 of the secondary turbosupercharger 28 of low discharge, impact tube 35 is set in secondary supercharger self-circulation pipeline and low discharge secondary turbosupercharger 28 connectivity part, secondary supercharger self-circulation pipeline is arranged secondary compressor delivery temperature sensor 36, secondary outlet pressure of the booster sensor 37, secondary supercharger self-loopa coupling cock 40.
The main turbosupercharger 11 of large discharge arranges pressure lubrication oil inlet 12, the both sides of the main turbosupercharger of large discharge 11 arrange pipeline respectively: a lateral line is arranged main compressor intake pressure sensor 15, main compressor inlet temperature sensor 16, Flow Meter with Double Folium Curve 17, and the main turbosupercharger 11 of large discharge arranges supercharger speed measuring device 14 with pipeline connection place, side; Opposite side pipeline is arranged main turbine-exit temperature sensor 9, main turbine outlet pressure transducer 10.The secondary turbosupercharger 28 of low discharge arranges pressure lubrication oil inlet 29, the both sides of the secondary turbosupercharger 28 of low discharge arrange pipeline respectively: a lateral line is arranged Flow Meter with Double Folium Curve 31, secondary compressor intake pressure sensor 32, secondary compressor inlet temperature sensor 33, and the secondary turbosupercharger 28 of low discharge arranges supercharger speed measuring device 30 with pipeline connection place, side; Opposite side pipeline is arranged secondary turbine outlet pressure transducer 24, secondary turbine-exit temperature sensor 25.Opposite side pipeline in the secondary turbosupercharger 28 of opposite side pipeline in the main turbosupercharger 11 of large discharge and low discharge merges into a road.
As Figure 1-Figure 2, loop, large discharge main turbosupercharger 11 place is called master trip stand, and the secondary loop, turbosupercharger 28 place of low discharge is called secondary test-bed.Two the pipeline diameter differences of gas diverter after shunting, pipeline diameter gas being led back firing chamber is greater than the pipeline diameter that another flows to secondary test-bed, thus makes master trip stand have stronger driving force.Wherein, large discharge refers generally to flow for being greater than 0.4-0.8kg/s, and it is 0.1-0.4kg/s that low discharge refers generally to flow.
On master trip stand, main pneumatic plant 41 endpiece pipeline is shunted gases at high pressure, and a part of gas gets back to firing chamber through main supercharger self-loopa coupling cock 23, and a part of gas drives the secondary turbosupercharger 28 of low discharge through secondary test-bed passage control valve 21.After secondary turbosupercharger 28 smooth operation of low discharge, close secondary test-bed passage control valve 21.Further, the firing chamber of two described in testing table: master trip stand firing chamber 6 and secondary test-bed firing chamber 38, respectively by fuel injector: master trip stand fuel injector 5 and the oil spout of secondary test-bed fuel injector 39 are lighted, and detailed process is as follows:
During startup, close secondary test-bed passage control valve 21, air compressor machine air release 3, air compressor gas valve 4, compressor bleed air valve 22, open air compressor machine 1, test-bed lubricating oil supplies, fuel oil supply system, store after a certain amount of pressurized air until air compressor machine 1, open air compressor gas valve 4, and the firing chamber 6 fuel feeding igniting to master trip stand, thus start the main turbosupercharger 11 of large discharge, after the stable operation of large discharge main turbosupercharger 11, close air compressor gas valve 4, thus make master trip stand realize self-loopa, by changing fuel delivery, measure and each data under recording the different rotating speeds of the main turbosupercharger 11 of now large discharge.
Suitable increase fuel delivery, when the main turbosupercharger 11 of large discharge is run under high-load condition, open auxiliary test-bed passage control valve 21 and secondary supercharger self-loopa coupling cock 40, secondary test-bed firing chamber 38 fuel feeding is lighted a fire, thus start the secondary turbosupercharger 28 of low discharge, after the running of low discharge secondary turbosupercharger 28 is stable, close secondary test-bed passage control valve 21.Now the secondary turbosupercharger 28 of low discharge can realize self-loopa, by changing fuel delivery, measures and each data under recording the different rotating speeds of now low discharge pair turbosupercharger 28.
The secondary test-bed passage control valve 21 of the utility model testing table and main supercharger self-loopa coupling cock 23 are by Electronic Control, and aperture is adjustable, can accurate flow control ratio.According to two turbosupercharger of different model, different flow, adjust valve opening in time, meet and two superchargers are tested simultaneously, for testing two turbosupercharger simultaneously, there is energy-conserving and environment-protective, efficiently feature.The utility model not only functionally meets the demands, and can go out performance test under virtual condition by real simulation, compared with traditional experiment platform, this experiment table can meet the turbocharger test of two different models simultaneously, for carrying out various operating condition of test.And its physical construction is simple, be easy to adjustment, energy-saving and emission-reduction.
Claims (5)
1. the bi-turbo property test platform with gases at high pressure part flow arrangement, it is characterized in that: on master trip stand, the blower outlet end of the main turbosupercharger of large discharge is provided with gas diverter, the gases at high pressure of pneumatic plant compression are diverted to two pipelines, a pipeline is connected to master trip stand firing chamber, makes gas lead back the heating of master trip stand firing chamber; Another pipeline is connected to the secondary turbosupercharger of low discharge of secondary test-bed, makes gas as the air-source of the secondary turbocharger performance test of low discharge.
2. the bi-turbo property test platform with gases at high pressure part flow arrangement according to claim 1, is characterized in that: the gas of a pipeline gets back to master trip stand firing chamber through main supercharger self-loopa coupling cock; The gas of another pipeline, through secondary test-bed passage control valve, drives the secondary turbosupercharger of low discharge through secondary test-bed firing chamber, after the secondary turbosupercharger smooth operation of low discharge, close secondary test-bed passage control valve.
3. the bi-turbo property test platform with gases at high pressure part flow arrangement according to claim 2, it is characterized in that: side, master trip stand firing chamber arranges master trip stand fuel injector, master trip stand firing chamber is lighted by master trip stand fuel injector; Secondary test-bed firing chamber arranges secondary test-bed fuel injector, and secondary test-bed firing chamber is lighted by secondary test-bed fuel injector.
4. the bi-turbo property test platform with gases at high pressure part flow arrangement according to claim 2, is characterized in that: main supercharger self-loopa coupling cock and secondary test-bed passage control valve adopt electronic control valve, and the aperture of operation valve is adjustable.
5. the bi-turbo property test platform with gases at high pressure part flow arrangement according to claim 1, it is characterized in that: two pipeline diameter differences of gas diverter shunting, pipeline diameter gas being led back master trip stand firing chamber is greater than the pipeline diameter that another flows to secondary test-bed.
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| CN201520792294.6U CN205157172U (en) | 2015-10-12 | 2015-10-12 | Dual turbine booster capability test test bench with high -pressure gas diverging device |
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| CN201520792294.6U CN205157172U (en) | 2015-10-12 | 2015-10-12 | Dual turbine booster capability test test bench with high -pressure gas diverging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115720A (en) * | 2015-10-12 | 2015-12-02 | 凤城市时代龙增压器制造有限公司 | Test stand used for testing performance of double turbochargers and provided with high-pressure gas shunt device |
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2015
- 2015-10-12 CN CN201520792294.6U patent/CN205157172U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115720A (en) * | 2015-10-12 | 2015-12-02 | 凤城市时代龙增压器制造有限公司 | Test stand used for testing performance of double turbochargers and provided with high-pressure gas shunt device |
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