CN203733005U - Intercooling simulation temperature control device of engine - Google Patents
Intercooling simulation temperature control device of engine Download PDFInfo
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- CN203733005U CN203733005U CN201420087906.7U CN201420087906U CN203733005U CN 203733005 U CN203733005 U CN 203733005U CN 201420087906 U CN201420087906 U CN 201420087906U CN 203733005 U CN203733005 U CN 203733005U
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Abstract
The utility model relates to an intercooling simulation temperature control device of an engine. The intercooling simulation temperature control device comprises an external circulation water cooling apparatus and an internal circulation gas control apparatus. An inlet pipeline and an outlet pipeline are connected with a water cooling channel of a water-air intercooler to form the external circulation water cooling apparatus; and a turbocharger air outlet and a turbocharger air inlet are respectively connected with a gas inlet and a gas outlet of the water-air intercooler by gas pipelines, and the two gas pipelines are communicated by a regulating valve, thereby forming the internal circulation gas control apparatus. An inlet temperature sensor and an outlet temperature sensor that are installed at the pipelines of the turbocharger air outlet and the turbocharger air inlet can provide temperature signals to a regulator; and the regulating valve can be controlled by the output terminal of the regulator, so that the influence caused by the external circulation water temperature can be avoided and gas temperature control is realized by controlling the opening degree of the regulating value.
Description
Technical field
The utility model relates to analogue means or the temperature control equipment of engine air cooler, be specifically have simulate better car load hollow cooler to turbocharging after cold analog temperature control device in gas-cooled engine, this device is for threst stand.
Background technology
In existing motor car engine test, in cold analog temperature control device principle be similar to the engine oil temperature control device that the patent No. is ZL200920227455.1, comprise the extraneous cooling water recirculation system of heat exchanger, electric proportional-regulation valve, ball valve, filtrator and liquid coolant water return outlet, water inlet composition, by regulating electric proportional-regulation valve door, control the discharge of extraneous cooling water recirculation system, reach temperature controlled object.It is very large that but the temperature control of system is affected by outer circulation water temperature, pressure surge, cannot adaptively carry out popularization, my company is carrying out in the improved engine oil temperature control equipment R&D process that the patent No. is ZL201220319847.2, having carried out outer circulation temperature, pressure surge affects research and the test of system control, this technology is deeply developed, carried out remodeling, the research and design of cold analog temperature control device in being applicable to.
In original EME610 series, cold analog temperature control device comprises the extraneous cooling water recirculation system of water air inter cooler, electronic ratio two-way valve, ball valve, filtrator and liquid coolant water return outlet, water inlet composition, interior circulation is two chimney fans, directly connected system air intake opening, system gas outlet.Although this product has solved in engine rig test the temperature control problem of gas after supercharging, be applicable to the demand of engine test, outer circulation water constant current constant voltage is disposed and still be can further improve performance.
Summary of the invention
Technical problem to be solved in the utility model is to provide cold analog temperature control device in a kind of engine, can make to carry the gas after supercharging to flow in whole circulation, can carry out better temperature control, is not subject to extraneous thermal effect.
Cold analog temperature control device in described engine, comprise external circulating water-cooled device and interior recyclegas control device, by entering, the water-cooling channel that goes out pipeline and water air inter cooler connects and composes described external circulating water-cooled device, by gas piping by turbosupercharger gas outlet, the gas access of compressor outlet and water air inter cooler, gas vent connects respectively, it is characterized in that: in described turbosupercharger gas outlet, between compressor outlet, connect with short leading to, on described short leading to, variable valve is housed, form described interior recyclegas control device together with described water air inter cooler, on the pipeline between variable valve and water air inter cooler gas access, by-pass valve is housed, during for special test, blocking turbosupercharger gas, to carry out water air inter cooler cooling, and described variable valve and by-pass valve are electronic ratio butterfly valve, on the pipeline of compressor outlet place, contiguous turbocharger side is provided with inlet temperature sensor, and on the pipeline of place, turbosupercharger gas outlet, contiguous turbocharger side is provided with outlet temperature sensor, inlet temperature sensor and outlet temperature sensor provide temperature signal to regulator, the variable valve that the output terminal of described regulator connects by signal controlling, carries out gas temperature control for not being subject to the impact of outer circulation water temperature by the aperture of controlling described variable valve.
On the short pipeline leading between compressor outlet, reverse flow valve is housed, described reverse flow valve is electronic ratio butterfly valve, on the pipeline of compressor outlet place, contiguous described turbocharger side is provided with inlet pressure transducer, on the pipeline of place, turbosupercharger gas outlet, contiguous described turbocharger side is provided with outlet pressure sensor, inlet pressure transducer and outlet pressure sensor provide pressure signal to regulator, reverse flow valve described in the output terminal control of described regulator, difference by inlet pressure transducer and outlet pressure sensor regulates electronic ratio butterfly valve according to predetermined target value, the variation that realizes caliber reaches the requirement of pressure target value.
As a kind of embodiment, between the control end of described by-pass valve and conditioner outlet end, be provided with switch, be used in special test, close by-pass valve, make to be flowed directly into engine charge by control medium through turbosupercharger gas outlet, variable valve, compressor outlet, Engine Inlet Temperature is raise rapidly.
As prioritization scheme, the water-cooled of described water air inter cooler is equipped with respectively water intake ball valve and water outlet ball valve on pipeline, and filtrator is also housed on inlet channel.
The beneficial effects of the utility model are: 1, outer circulation water directly flows into water air inter cooler by ball valve, filtrator, by the heat interchange of water air inter cooler inside, takes away the heat of the medium that is cooled, and realizes cooling; 2, be arranged on that electronic ratio butterfly valve in gas circuit passes in and out the temperature sensor of pipeline by turbosupercharger and the instruction of control instrument directly guides, gas before and after combination cooling is realized temperature and is mixed, and has avoided mixing because of outer circulation water temperature, pressure surge cause the being cooled temperature of medium-gas; 3, be arranged on by-pass valve in gas circuit by direct mixed flow gas, not only realized the pressure control of gas, and reduced the pressure loss phenomenon that gas flow brings through water air inter cooler.
Brief description of the drawings
Fig. 1 is the utility model coolant temperature control principle drawing,
Fig. 2 is the utility model control circuit schematic diagram.
In figure: 1-water intake ball valve, 2-water outlet ball valve, 3-filtrator, 4-water air inter cooler, 5-by-pass valve, 6-turbosupercharger gas outlet, 7-variable valve, 8-outlet pressure sensor, 9-outlet temperature sensor, 10-reverse flow valve, 11-compressor outlet, 12-inlet pressure transducer, 13-inlet temperature sensor, 14-regulator, 15-short logical, 16-external circulating water-cooled device, 17-interior recyclegas control device.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described: as shown in fig. 1, cold analog temperature control device in described engine, comprise external circulating water-cooled device 16 and interior recyclegas control device 17, connect and compose described external circulating water-cooled device 16 by the water-cooling channel of inlet and outlet piping and water air inter cooler 4, as prioritization scheme, the water-cooled of described water air inter cooler 4 is equipped with respectively water intake ball valve 1 and water outlet ball valve 2 on pipeline, and filtrator 3 is also housed on inlet channel.
By gas piping, turbosupercharger gas outlet 6, compressor outlet 11 are connected respectively with gas access, the gas vent of water air inter cooler 4, and connect with short logical 15 between two pipelines, short logical upper dress variable valve 7, interior recyclegas control device 17 described in forming with water air inter cooler 4 is common, on the pipeline between variable valve 7 and water air inter cooler 4 gas accesses, by-pass valve 5 is housed, blocking turbosupercharger gas when the special test, to carry out water air inter cooler cooling, and described variable valve and by-pass valve are electronic ratio butterfly valve.
On the pipeline of compressor outlet place, contiguous turbocharger side is provided with inlet temperature sensor 13, and on the pipeline of place, turbosupercharger gas outlet, contiguous turbocharger side is provided with outlet temperature sensor 9; As Fig. 2, inlet temperature sensor and outlet temperature sensor provide temperature signal to regulator 14, variable valve 7 described in the output terminal control of described regulator, carries out gas temperature control for not being subject to the impact of outer circulation water temperature by the aperture of controlling described variable valve 7.
On the pipeline between variable valve 7 and compressor outlet 11, reverse flow valve 10 is housed, described reverse flow valve 10 is electronic ratio butterfly valve, on the pipeline of compressor outlet place, contiguous turbocharger side is provided with inlet pressure transducer 12, on the pipeline of place, turbosupercharger gas outlet, contiguous turbocharger side is provided with outlet pressure sensor 8, inlet pressure transducer 12 and outlet pressure sensor 8 provide pressure signal to regulator 14, reverse flow valve 10 described in the output terminal control of described regulator, difference by inlet pressure transducer 12 and outlet pressure sensor 8 regulates electronic ratio butterfly valve 10 according to predetermined target value, the variation that realizes caliber reaches the requirement of pressure target value.
As Fig. 2, as a kind of embodiment, between the control end of described by-pass valve 5 and conditioner outlet end, be provided with switch, be used in special test, close by-pass valve, make to be flowed directly into engine charge by control medium through turbosupercharger gas outlet 6, variable valve 7, compressor outlet 11, Engine Inlet Temperature is raise rapidly.
Its course of work is: complete machine controller is according to the temperature that inlet temperature sensor 13 is responded to is installed in system gas outlet, regulated the aperture of variable valve 7 according to desired value by regulator 14, because water air inter cooler 4 has certain pressure drag, gas will flow via variable valve 7, water air inter cooler 4 respectively according to the aperture of variable valve 7, reach the object that temperature is mixed, realize the demand of temperature control.
In system gas outlet namely compressor outlet 11 inlet pressure transducer 12 is installed, at namely turbosupercharger gas outlet 6 installation outlet pressure transducers 8 of system air intake opening, regulator 14 is according to the difference of inlet pressure transducer 12 and outlet pressure sensor 8, by the adjusting of regulator 14 to reverse flow valve 10, reach the demand of pressure target value by desired value by the variation of reverse flow valve caliber.
By-pass valve 5 is full-gear under normal circumstances, do not participate in setting and the action of temperature, pressure, but in the demand of special test, the engine that wants help is realized heat engine, now regulator as requested, to close by-pass valve 5, and make to be flowed directly into engine charge by control medium through turbosupercharger gas outlet 6, variable valve 7, compressor outlet 11, Engine Inlet Temperature is raise rapidly.
Claims (4)
1. cold analog temperature control device in an engine, comprise external circulating water-cooled device (16) and interior recyclegas control device (17), by entering, the water-cooling channel that goes out pipeline and water air inter cooler (4) connects and composes described external circulating water-cooled device (16), by gas piping by turbosupercharger gas outlet (6), the gas access of compressor outlet (11) and water air inter cooler (4), gas vent connects respectively, it is characterized in that: in described turbosupercharger gas outlet (6), between compressor outlet (11), connect with short logical (15), on described short logical (15), variable valve (7) is housed, form described interior recyclegas control device (17) together with described water air inter cooler (4), on the pipeline between variable valve (7) and water air inter cooler (4) gas access, by-pass valve (5) is housed, during for special test, blocking turbosupercharger gas, to carry out water air inter cooler cooling, and described variable valve and by-pass valve are electronic ratio butterfly valve, on the pipeline of compressor outlet (11) place, contiguous turbocharger side is provided with inlet temperature sensor (13), and on the pipeline of place, turbosupercharger gas outlet, contiguous turbocharger side is provided with outlet temperature sensor (9), inlet temperature sensor and outlet temperature sensor provide temperature signal to regulator (14), the variable valve (7) that the output terminal of described regulator connects by signal controlling, carries out gas temperature control for not being subject to the impact of outer circulation water temperature by the aperture of controlling described variable valve (7).
2. cold analog temperature control device in engine according to claim 1, it is characterized in that: on the pipeline between short logical (15) and compressor outlet (11), reverse flow valve (10) is housed, described reverse flow valve (10) is electronic ratio butterfly valve, on the pipeline of compressor outlet place, contiguous described turbocharger side is provided with inlet pressure transducer (12), on the pipeline of place, turbosupercharger gas outlet, contiguous described turbocharger side is provided with outlet pressure sensor (8), inlet pressure transducer (12) and outlet pressure sensor (8) provide pressure signal to regulator (14), reverse flow valve (10) described in the output terminal control of described regulator, difference by inlet pressure transducer (12) and outlet pressure sensor (8) regulates electronic ratio butterfly valve (10) according to predetermined target value, the variation that realizes caliber reaches the requirement of pressure target value.
3. cold analog temperature control device in engine according to claim 1, it is characterized in that: between the control end of described by-pass valve (5) and conditioner outlet end, be provided with switch, be used in special test, close by-pass valve, make to be flowed directly into engine charge by control medium through turbosupercharger gas outlet (6), variable valve (7), compressor outlet (11), Engine Inlet Temperature is raise rapidly.
4. cold analog temperature control device in engine according to claim 1, it is characterized in that: the water-cooled of described water air inter cooler (4) is equipped with respectively water intake ball valve (1) and water outlet ball valve (2) on pipeline, and filtrator (3) is also housed on inlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087906.7U CN203733005U (en) | 2014-02-28 | 2014-02-28 | Intercooling simulation temperature control device of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087906.7U CN203733005U (en) | 2014-02-28 | 2014-02-28 | Intercooling simulation temperature control device of engine |
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| Publication Number | Publication Date |
|---|---|
| CN203733005U true CN203733005U (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420087906.7U Expired - Fee Related CN203733005U (en) | 2014-02-28 | 2014-02-28 | Intercooling simulation temperature control device of engine |
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| CN (1) | CN203733005U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109557963A (en) * | 2018-12-25 | 2019-04-02 | 苏州奥德机械有限公司 | A kind of industry simulation test control system that can be precisely controlled flow and temperature |
| CN110017993A (en) * | 2019-04-12 | 2019-07-16 | 武汉东测科技有限责任公司 | Air-intake of combustion engine, pressure at expulsion simulation experiment system and its test method under a kind of simulated high altitude height above sea level weather |
| CN112392587A (en) * | 2020-12-01 | 2021-02-23 | 广西玉柴机器股份有限公司 | Engine intercooler device with protection function |
-
2014
- 2014-02-28 CN CN201420087906.7U patent/CN203733005U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109557963A (en) * | 2018-12-25 | 2019-04-02 | 苏州奥德机械有限公司 | A kind of industry simulation test control system that can be precisely controlled flow and temperature |
| CN110017993A (en) * | 2019-04-12 | 2019-07-16 | 武汉东测科技有限责任公司 | Air-intake of combustion engine, pressure at expulsion simulation experiment system and its test method under a kind of simulated high altitude height above sea level weather |
| CN112392587A (en) * | 2020-12-01 | 2021-02-23 | 广西玉柴机器股份有限公司 | Engine intercooler device with protection function |
| CN112392587B (en) * | 2020-12-01 | 2024-04-05 | 广西玉柴机器股份有限公司 | Engine intercooler device with protection function |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |