CN110243607A - A kind of engine performance test stand frame oil temperature control system - Google Patents
A kind of engine performance test stand frame oil temperature control system Download PDFInfo
- Publication number
- CN110243607A CN110243607A CN201910631522.4A CN201910631522A CN110243607A CN 110243607 A CN110243607 A CN 110243607A CN 201910631522 A CN201910631522 A CN 201910631522A CN 110243607 A CN110243607 A CN 110243607A
- Authority
- CN
- China
- Prior art keywords
- oil
- outlet
- heat exchanger
- valve
- performance test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000011056 performance test Methods 0.000 title claims abstract description 43
- 239000002828 fuel tank Substances 0.000 claims description 34
- 238000001816 cooling Methods 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 22
- 239000000498 cooling water Substances 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 14
- 239000000110 cooling liquid Substances 0.000 claims description 12
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 157
- 238000012360 testing method Methods 0.000 abstract description 53
- 239000010705 motor oil Substances 0.000 abstract description 22
- 239000010721 machine oil Substances 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 3
- 230000008450 motivation Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010723 turbine oil Substances 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
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Testing Of Engines (AREA)
Abstract
The present invention provides a kind of engine performance test stand frame oil temperature control system applied to engine performance test equipment technical field, the oil pump (2) of the engine performance test stand frame oil temperature control system is connected to 4/3 solenoid valve (4), 4/3 solenoid valve (4) is connected to electric heater (5), electric heater (5) is connected to four-way valve (6), 4/3 solenoid valve (4) is connected to heat exchanger I (7) oil circuit entrance, heat exchanger I (7) is connected to four-way valve (6), 4/3 solenoid valve (4) is connected to heat exchanger II (8), heat exchanger II (8) is connected to four-way valve (6), four-way valve (6) is connected to heat exchanger III (9), engine performance test stand frame oil temperature control system of the invention, during engine makes a service test, it can Reliably engine motor oil temperature is controlled, effectively improves engine performance test convenience and reliability.
Description
Technical field
The invention belongs to engine performance test equipment technical fields, are to be related to a kind of engine performance more specifically
Test-bed engine oil temperature control system.
Background technique
It is engine oil temperature under the various temperature cases of test to engine performance when engine makes a service test
Influence, need that the oil temperature of engine is constantly adjusted, and need during the test to oil temperature frequently into
Row switching.And in the prior art, when switching different oil temperatures, needs to shut down the different machine oil cooling apparatus of replacement or heating is set
It is standby, the convenience for having seriously affected engine performance test, testing crew heavy workload, low efficiency are operated in this way.
Summary of the invention
The technical problems to be solved by the present invention are: it is simple to provide a kind of structure, and it is at low cost, performance examination is carried out in engine
During testing, convenient and reliable engine motor oil temperature can be controlled, and convenient and efficient realization different temperatures range
It adjusts, effectively improves the engine performance test stand frame oil temperature control system of engine performance test convenience and reliability
System.
Solve the problems, such as techniques discussed above, the technical scheme adopted by the invention is as follows:
The present invention is a kind of engine performance test stand frame oil temperature control system, the engine performance test stand
Frame oil temperature control system includes fuel tank, oil pump, 4/3 solenoid valve, and fuel tank is connected to oil pump inlet, oil pump and can control oil
It pumps start and stop and the control unit connection of the high low adjustment of revolving speed, fuel pump outlet is connected to 4/3 electromagnetic valve entrance, the electricity of 4/3 solenoid valve
Magnet valve outlet III be connected to electric heater entrance, and electric heater is exported and is connected to the four-way valve inlet I of four-way valve, electric heater and
Electric heater start and stop and the control unit connection of heat regulation, the electromagnetic valve outlet I and heat exchanger of 4/3 solenoid valve can be controlled
The connection of I oil circuit entrance, the outlet of I oil circuit of heat exchanger are connected to the four-way valve inlet II of four-way valve, and the solenoid valve of 4/3 solenoid valve goes out
Mouth II is connected to II oil circuit entrance of heat exchanger, and the outlet of II oil circuit of heat exchanger is connected to the four-way valve inlet III of four-way valve, and four
Port valve outlet is connected to III oil circuit entrance of heat exchanger, and the outlet of III oil circuit of heat exchanger is connected to fuel tank, the work of heat exchanger III
Make oil circuit outlet to be connected to the oil inlet pipe of test-bed oil turbine, the working oil path import of test-bed oil turbine
It is connected to the oil return line of heat exchanger III, 4/3 solenoid valve and 4/3 solenoid valve on-off and electromagnetic valve outlet can be controlled
I, the control unit connection that electromagnetic valve outlet II, III on-off of electromagnetic valve outlet switch.
The heat exchanger I further includes cooling cavities I, and the inlet I of cooling cavities I passes through low-temperature cooling water water inlet pipe
It is connected to cryogenic liquid storage bin, the liquid outlet I of cooling cavities I is stored by low-temperature cooling water return pipe and cryogenic liquid
Case is connected to, and the cryogenic liquid temperature in the cryogenic liquid storage bin is at -10 DEG C -- between 15 DEG C of ranges.
The heat exchanger II further includes cooling cavities II, the inlet II of cooling cavities II by room temperature cooling water into
Water pipe is connected to room temperature cooling liquid storage bin, and the liquid outlet II of cooling cavities II passes through room temperature cooling water return pipe and room temperature cooling
Liquid storage bin is connected to, and the room temperature cooling coolant-temperature gage in the room temperature cooling liquid storage bin is between 15 DEG C of -25 DEG C of ranges.
The electric heater includes rotatable heater housing, metal heater element, and metal heater element passes through connecting bracket
It is fixedly mounted in rotatable heater housing, metal heater element connects to power supply, the connection between metal heater element and power supply
Line is connect with control unit, and the electric heater entrance and electric heater outlet are arranged on rotatable heater housing.
The engine performance test stand frame oil temperature control system further includes relief valve, relief valve one end and 4/3
Position is connected between solenoid valve and oil pump, and the relief valve other end is connected to fuel tank.
Temperature before being arranged between 4/3 solenoid valve and oil pump of the engine performance test stand frame oil temperature control system
Sensor is spent, temperature sensor after being arranged between III entrance of four-way valve outlet and heat exchanger, setting tank temperature passes on fuel tank
Sensor, preceding temperature sensor, rear temperature sensor, tank temperature sensor are connect with control unit respectively.
The fuel tank and oil pump inlet passes through pipeline connection by pipeline connection, fuel pump outlet and 4/3 electromagnetic valve entrance,
The electromagnetic valve outlet I and electric heater entrance of 4/3 solenoid valve pass through pipeline connection, the four-way valve of electric heater outlet and four-way valve
Entrance I is by pipeline connection, and the electromagnetic valve outlet I and I oil circuit entrance of heat exchanger of 4/3 solenoid valve by pipeline connection, hand over by heat
The outlet of I oil circuit of parallel operation and the four-way valve inlet of four-way valve pass through pipeline connection.
The electromagnetic valve outlet II and heat of 4/3 solenoid valve of the engine performance test stand frame oil temperature control system
II oil circuit entrance of exchanger is connected by pipeline connection, the outlet of II oil circuit of heat exchanger and the four-way valve inlet of four-way valve by pipeline
Logical, by pipeline connection, the outlet of III oil circuit of heat exchanger passes through pipeline and oil for four-way valve outlet and III oil circuit entrance of heat exchanger
Case connection.
The relief valve is arranged on relief valve hose, between relief valve hose one end and 4/3 solenoid valve and oil pump
Pipeline connection, the relief valve hose other end are connected to fuel tank, pressure sensor are arranged on relief valve hose, relief valve is let out for electromagnetism
Pressure valve, relief valve and pressure sensor are connect with control unit respectively.
Using technical solution of the present invention, can obtain it is below the utility model has the advantages that
Engine performance test stand frame oil temperature control system of the present invention, the hair that needs are made a service test
In mounting bracket in when motivation is fixedly mounted on test, and control system of the invention is arranged in the indoor engine of test
Side.In this way, controlling 4/3 solenoid valve by control unit when needing to carry out the engine test under machine oil hot environment
Electromagnetic valve outlet III is open-minded, and control unit controls electric heater starting, the starting of control unit control oil pump, and control unit is simultaneously
It controls electromagnetic valve outlet I and electromagnetic valve outlet II disconnects, at this moment, the temperature control medium oil in fuel tank passes sequentially through electric heater, four
Four-way valve inlet I, the four-way valve outlet of port valve and enter III oil circuit of heat exchanger, at this moment, the Medium Oil of high temperature is handed over through overheat
The working oil path of parallel operation III is heated, and the engine motor oil having that works is reentered through the circulation in over-heat-exchanger III
Engine, it is ensured that the convenient and reliable progress of engine test under machine oil hot environment.When needing to carry out under machine oil normal temperature environment
When engine test, the electromagnetic valve outlet I for controlling 4/3 solenoid valve by control unit is open-minded, the starting of control unit control oil pump,
And control unit controls electromagnetic valve outlet III simultaneously and electromagnetic valve outlet II disconnects, at this moment, the temperature control medium oil in fuel tank is successively
Enter III oil circuit of heat exchanger, at this moment, room temperature by heat exchanger I, the four-way valve inlet II of four-way valve, four-way valve outlet
Medium Oil heats the working oil path through over-heat-exchanger III, and the engine motor oil having that works is through in over-heat-exchanger III
Circulation, reenter engine, it is ensured that the convenient and reliable progress of engine test under machine oil hot environment.When needing the machine of progress
When engine test under oily low temperature environment, the electromagnetic valve outlet II for controlling 4/3 solenoid valve by control unit is open-minded, control unit
The starting of part control oil pump, and control unit controls electromagnetic valve outlet III simultaneously and electromagnetic valve outlet I disconnects, at this moment, in fuel tank
Temperature control medium oil pass sequentially through heat exchanger II, the four-way valve inlet III of four-way valve, four-way valve outlet and enter heat exchanger III
Oil circuit, at this moment, the Medium Oil of low temperature heat the working oil path through over-heat-exchanger III, and the engine motor oil having that works
Through the circulation in over-heat-exchanger III, engine is reentered, it is ensured that the engine test under machine oil hot environment is convenient and reliable
It carries out.Above structure enables engine motor oil so that testing crew is just able to carry out different temperatures adjusting outside laboratory
Meets the needs of different temperatures environment, the dismounting and change without carrying out different temperature control devices into laboratory reduces test
Person works' amount, improves engine test efficiency, effectively improves test convenience.Engine performance test stand of the present invention
Frame oil temperature control system, structure is simple, at low cost, can be convenient and reliable right during engine makes a service test
Engine motor oil temperature is controlled, and the convenient and efficient adjusting for realizing different temperatures range, effectively improves engine performance
Test convenience and reliability.
Detailed description of the invention
Brief description is made to content expressed by each attached drawing of this specification and the label in figure below:
Fig. 1 is the structural schematic diagram of engine performance test stand frame oil temperature control system of the present invention；
Attached drawing acceptance of the bid note is respectively as follows: 1, fuel tank；2, oil pump；3, control unit；4,4/3 solenoid valve；5, electric heater；6, four
Port valve；7, heat exchanger I；8, heat exchanger II；9, heat exchanger III；10, cooling cavities I；11, low-temperature cooling water water inlet pipe；
12, cryogenic liquid storage bin；13, low-temperature cooling water return pipe；14, cooling cavities II；15, room temperature cooling water water inlet pipe；16,
Room temperature cooling liquid storage bin；17, rotatable heater housing；18, metal heater element；19, relief valve；20, preceding temperature sensor；
21, rear temperature sensor；22, tank temperature sensor；23, relief valve hose；24, pressure sensor；25, room temperature cooling water returns
Water pipe；26, engine.
Specific embodiment
Below against attached drawing, by the description of the embodiment, to for example related each structure of a specific embodiment of the invention
The works such as the shape of part, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle are further
Detailed description:
As shown in Fig. 1, the present invention is a kind of engine performance test stand frame oil temperature control system, and described starts
Machine test bench for performance oil temperature control system includes fuel tank 1, oil pump 2,4/3 solenoid valve 4, and fuel tank 1 and 2 entrance of oil pump connect
Logical, oil pump 2 connect with the control unit 3 for capableing of 2 start and stop of control oil pump and the high low adjustment of revolving speed, and oil pump 2 exports and 4/3 solenoid valve
The connection of 4 entrances, the electromagnetic valve outlet III of 4/3 solenoid valve 4 are connected to 5 entrance of electric heater, the outlet of electric heater 5 and four-way valve 6
Four-way valve inlet I be connected to, electric heater 5 connect with the control unit 3 that can control 5 start and stop of electric heater and heat regulation,
The electromagnetic valve outlet I of 4/3 solenoid valve 4 is connected to I 7 oil circuit entrance of heat exchanger, the outlet of I 7 oil circuit of heat exchanger and four-way valve 6
Four-way valve inlet II is connected to, and the electromagnetic valve outlet II of 4/3 solenoid valve 4 is connected to II 8 oil circuit entrance of heat exchanger, heat exchanger II
The outlet of 8 oil circuits is connected to the four-way valve inlet III of four-way valve 6, and the outlet of four-way valve 6 is connected to III 9 oil circuit entrance of heat exchanger, heat
The outlet of III 9 oil circuit of exchanger is connected to fuel tank 1, and the working oil path of heat exchanger III 9 exports and test-bed oil turbine
Oil inlet pipe connection, the working oil path import of test-bed oil turbine is connected to the oil return line of heat exchanger III 9, described
4/3 solenoid valve 4 with can control 4/3 solenoid valve, 4 on-off and electromagnetic valve outlet I, electromagnetic valve outlet II, electromagnetic valve outlet III are logical
The control unit 3 of disconnected switching connects.Above structure, when engine makes a service test in the prior art there are aiming at the problem that and
It proposes.By in the mounting bracket in when the engine that makes a service test being needed to be fixedly mounted on test, and by control of the invention
System processed is arranged in beside the indoor engine of test.In this way, when needing to carry out the engine test under machine oil hot environment,
The electromagnetic valve outlet III for controlling 4/3 solenoid valve 4 by control unit is open-minded, and control unit controls the starting of electric heater 5, control unit
The starting of part control oil pump, and control unit controls electromagnetic valve outlet I simultaneously and electromagnetic valve outlet II disconnects, at this moment, in fuel tank
Temperature control medium oil passes sequentially through electric heater, the four-way valve inlet I of four-way valve, four-way valve 6 and exports and enter III 9 oil of heat exchanger
The working oil path through over-heat-exchanger III 9 is heated on road, at this moment, the Medium Oil of high temperature, and the engine motor oil having that works
Through the circulation in over-heat-exchanger III 9, engine is reentered, it is ensured that the engine test under machine oil hot environment is convenient and reliable
It carries out.When needing to carry out the engine test under machine oil normal temperature environment, the electromagnetism of 4/3 solenoid valve 4 is controlled by control unit
Valve outlet I is open-minded, the starting of control unit control oil pump, and control unit controls electromagnetic valve outlet III and electromagnetic valve outlet II simultaneously
It disconnects, at this moment, the temperature control medium oil in fuel tank passes sequentially through heat exchanger I 7, the four-way valve inlet II of four-way valve, four-way valve 6 and goes out
Mouthful and enter III 9 oil circuit of heat exchanger, at this moment, the Medium Oil of room temperature heats the working oil path through over-heat-exchanger III 9,
And the engine motor oil having that works reenters engine, it is ensured that under machine oil hot environment through the circulation in over-heat-exchanger III 9
The convenient and reliable progress of engine test.When needing to carry out the engine test under engine oil low temperature environment, pass through control unit
The electromagnetic valve outlet II for controlling 4/3 solenoid valve 4 is open-minded, the starting of control unit control oil pump, and control unit controls electromagnetism simultaneously
Valve outlet III and electromagnetic valve outlet I disconnect, and at this moment, the temperature control medium oil in fuel tank passes sequentially through heat exchanger II 8, four-way valve
Four-way valve inlet III, four-way valve 6 export and enter III 9 oil circuit of heat exchanger, and at this moment, the Medium Oil of low temperature is to through over-heat-exchanger
III 9 working oil path is heated, and the engine motor oil having that works reenters hair through the circulation in over-heat-exchanger III 9
Motivation, it is ensured that the convenient and reliable progress of engine test under machine oil hot environment.Above structure, so that testing crew is in laboratory
Just be able to carry out different temperatures adjusting outside so that engine motor oil can satisfy the demand of different temperatures environment, without into
Enter the dismounting and change that laboratory carries out different temperature control devices, reduce testing crew workload, improves engine test efficiency, effectively
Improve test convenience.Engine performance test stand frame oil temperature control system of the present invention, structure is simple, cost
It is low, during engine makes a service test, convenient and reliable engine motor oil temperature can be controlled, and convenient fast
The adjusting of different temperatures range is realized in victory, effectively improves engine performance test convenience and reliability.
The heat exchanger I 7 further includes cooling cavities I 10, and the inlet I of cooling cavities I 10 passes through low-temperature cooling water
Water inlet pipe 11 is connected to cryogenic liquid storage bin 12, the liquid outlet I of cooling cavities I 10 by low-temperature cooling water return pipe 13 with
Cryogenic liquid storage bin 12 is connected to, and the cryogenic liquid temperature in the cryogenic liquid storage bin 12 is at -10 DEG C -- and 15
Between DEG C range.Above structure, the cooling water in cryogenic liquid storage bin are coolant liquid, and same in cryogenic liquid storage bin
When water pump is set, which connect with control unit.When carrying out the engine performance test under low temperature environment, control unit
When starting oil pump, water pump I starting can be controlled simultaneously.At this moment, which pumps low-temperature cooling water along water route in heat exchanger
I 7 cooling cavities I recycles, and temperature adjusting is carried out to the temperature control medium oil through over-heat-exchanger I 7, so that into heat exchanger III
The machine oil of engine is adjusted in 9 Medium Oil.
The heat exchanger II 8 further includes cooling cavities II 14, and the inlet II of cooling cavities II 14 is cold by room temperature
But water water inlet pipe 15 is connected to room temperature cooling liquid storage bin 16, and the liquid outlet II of cooling cavities II 14 passes through room temperature cooling water return water
Pipe 25 is connected to room temperature cooling liquid storage bin 16, and the room temperature cooling coolant-temperature gage in the room temperature cooling liquid storage bin 16 is 15
Between DEG C -25 DEG C of ranges.Above structure, interior room temperature cooling liquid storage bin is cooling water, and in room temperature cooling liquid storage bin simultaneously
Water pump II is set, which connect with control unit.When carrying out the engine performance test under normal temperature environment, control unit
When starting oil pump, water pump II starting can be controlled simultaneously.At this moment, which pumps room temperature cooling water along water route in heat exchange
The cooling cavities II of device II 8 recycles, so that temperature adjusting is carried out to the temperature control medium oil through over-heat-exchanger II 8, so that into
The machine oil of engine 26 is adjusted in the Medium Oil of heat exchanger III 9.
The electric heater 5 includes rotatable heater housing 17, metal heater element 18, and metal heater element 18 passes through company
It connects bracket to be fixedly mounted in rotatable heater housing 17, metal heater element 18 connects to power supply, metal heater element 18 and electricity
Connecting line between source is connect with control unit 3, and 5 entrance of electric heater and the outlet of electric heater 5 are arranged at electricity and add
On hot device shell 10.Above structure, when carrying out Medium Oil heating, the Medium Oil in fuel tank is pumped into electric heater by oil pump
In shell, then, the metal heater element in rotatable heater housing is connected to, to generate under control unit control with power supply
Heat, heat medium oil.
The engine performance test stand frame oil temperature control system further includes relief valve 19,19 one end of relief valve with
Position is connected between 4/3 solenoid valve 4 and oil pump 2, and 19 other end of relief valve is connected to fuel tank 1.Above structure, relief valve is for being situated between
The regulation of matter oil pumping procedure oil pressure.
Before being arranged between 4/3 solenoid valve 4 and oil pump 2 of the engine performance test stand frame oil temperature control system
Temperature sensor 20, temperature sensor 21 after being arranged between the outlet of four-way valve 4 and III 9 entrance of heat exchanger, oil is arranged on fuel tank 1
Case temperature sensor 22, preceding temperature sensor 20, rear temperature sensor 21, tank temperature sensor 22 respectively with control unit 3
Connection.Above structure is capable of the real time temperature of convenient and reliable each position Medium Oil of feedback by the control of each temperature sensor,
Consequently facilitating the testing crew moment pays close attention to medium oil temperature.
The fuel tank 1 and 2 entrance of oil pump passes through pipeline with 4/3 solenoid valve, 4 entrance by pipeline connection, the outlet of oil pump 2
Connection, the electromagnetic valve outlet I and 5 entrance of electric heater of 4/3 solenoid valve 4 pass through pipeline connection, the outlet of electric heater 5 and four-way valve
6 four-way valve inlet I passes through pipe by pipeline connection, the electromagnetic valve outlet I and I 7 oil circuit entrance of heat exchanger of 4/3 solenoid valve 4
Road connection, the outlet of I 7 oil circuit of heat exchanger and the four-way valve inlet of four-way valve 6 pass through pipeline connection.The engine performance examination
The electromagnetic valve outlet II and II 8 oil circuit entrance of heat exchanger for testing 4/3 solenoid valve 4 of rack oil temperature control system pass through pipeline
Connection, the outlet of II 8 oil circuit of heat exchanger and the four-way valve inlet of four-way valve 6 pass through pipeline connection, the outlet of four-way valve 6 and heat exchange
III 9 oil circuit entrance of device is connected to by pipeline with fuel tank 1 by pipeline connection, the outlet of III 9 oil circuit of heat exchanger.Above structure, it is real
The now reliable connected of each component, convenient for test.
The relief valve 19 is arranged on relief valve hose 23,23 one end of relief valve hose and 4/3 solenoid valve 4 and oil pump
Pipeline connection between 2,23 other end of relief valve hose are connected to fuel tank 1, and pressure sensor 24 is arranged on relief valve hose 23,
Relief valve 19 is electromagnetic relief valve, and relief valve 19 and pressure sensor 24 are connect with control unit 3 respectively.
In control system of the invention, heat exchanger I 7 has oil piping system and water circuit system, and oil piping system is used for Medium Oil
Pass through, water circuit system passes through for low-temperature cooling water, carries out heat exchange, adjusts the temperature of the Medium Oil through over-heat-exchanger I 7
Degree.Heat exchanger II 8 has oil piping system and water circuit system, and oil piping system passes through for Medium Oil, and water circuit system is cold for room temperature
But water passes through, and carries out heat exchange, adjusts the temperature of the Medium Oil through over-heat-exchanger II 8.Heat exchanger III 9 has working oil oily
Road and Medium Oil oil circuit, Medium Oil oil circuit pass through for Medium Oil, and working oil oil circuit passes through for engine motor oil, and machine oil is realized
Circulation, machine oil and Medium Oil carry out heat exchange, in this way, effectively adjusting the temperature of the engine motor oil through over-heat-exchanger III 9
Engine performance test stand frame oil temperature control system of the present invention, the hair that needs are made a service test
In mounting bracket in when motivation is fixedly mounted on test, and control system of the invention is arranged in the indoor engine of test
Side.In this way, controlling 4/3 solenoid valve by control unit when needing to carry out the engine test under machine oil hot environment
Electromagnetic valve outlet III is open-minded, and control unit controls electric heater starting, the starting of control unit control oil pump, and control unit is simultaneously
It controls electromagnetic valve outlet I and electromagnetic valve outlet II disconnects, at this moment, the temperature control medium oil in fuel tank passes sequentially through electric heater, four
Four-way valve inlet I, the four-way valve outlet of port valve and enter III oil circuit of heat exchanger, at this moment, the Medium Oil of high temperature is handed over through overheat
The working oil path of parallel operation III is heated, and the engine motor oil having that works is reentered through the circulation in over-heat-exchanger III
Engine, it is ensured that the convenient and reliable progress of engine test under machine oil hot environment.When needing to carry out under machine oil normal temperature environment
When engine test, the electromagnetic valve outlet I for controlling 4/3 solenoid valve by control unit is open-minded, the starting of control unit control oil pump,
And control unit controls electromagnetic valve outlet III simultaneously and electromagnetic valve outlet II disconnects, at this moment, the temperature control medium oil in fuel tank is successively
Enter III oil circuit of heat exchanger, at this moment, room temperature by heat exchanger I, the four-way valve inlet II of four-way valve, four-way valve outlet
Medium Oil heats the working oil path through over-heat-exchanger III, and the engine motor oil having that works is through in over-heat-exchanger III
Circulation, reenter engine, it is ensured that the convenient and reliable progress of engine test under machine oil hot environment.When needing the machine of progress
When engine test under oily low temperature environment, the electromagnetic valve outlet II for controlling 4/3 solenoid valve by control unit is open-minded, control unit
The starting of part control oil pump, and control unit controls electromagnetic valve outlet III simultaneously and electromagnetic valve outlet I disconnects, at this moment, in fuel tank
Temperature control medium oil pass sequentially through heat exchanger II, the four-way valve inlet III of four-way valve, four-way valve outlet and enter heat exchanger III
Oil circuit, at this moment, the Medium Oil of low temperature heat the working oil path through over-heat-exchanger III, and the engine motor oil having that works
Through the circulation in over-heat-exchanger III, engine is reentered, it is ensured that the engine test under machine oil hot environment is convenient and reliable
It carries out.Above structure enables engine motor oil so that testing crew is just able to carry out different temperatures adjusting outside laboratory
Meets the needs of different temperatures environment, the dismounting and change without carrying out different temperature control devices into laboratory reduces test
Person works' amount, improves engine test efficiency, effectively improves test convenience.Engine performance test stand of the present invention
Frame oil temperature control system, structure is simple, and input cost is low, does not need frequently to dismantle, make a service test in engine
Cheng Zhong can reliably control engine motor oil temperature, and the convenient and efficient adjusting for realizing different temperatures range, effectively
Improve engine performance test convenience and reliability.
Above in conjunction with attached drawing, an exemplary description of the invention, it is clear that concrete implementation of the present invention is not by above-mentioned
The limitation of mode, as long as using the various improvement that the inventive concept and technical scheme of the present invention carry out, or not improved by this
The conception and technical scheme of invention directly apply to other occasions, are within the scope of the invention.
Claims (9)
1. a kind of engine performance test stand frame oil temperature control system, it is characterised in that: the engine performance test
Rack oil temperature control system includes fuel tank (1), oil pump (2), 4/3 solenoid valve (4), and fuel tank (1) and oil pump (2) entrance connect
Logical, oil pump (2) connect with the control unit (3) for capableing of control oil pump (2) start and stop and the high low adjustment of revolving speed, oil pump (2) export and
The connection of 4/3 solenoid valve (4) entrance, the electromagnetic valve outlet III of 4/3 solenoid valve (4) are connected to electric heater (5) entrance, electric heater
(5) outlet be connected to the four-way valve inlet I of four-way valve (6), electric heater (5) with can control electric heater (5) start and stop and heat
Control unit (3) connection that amount is adjusted, the electromagnetic valve outlet I of 4/3 solenoid valve (4) are connected to heat exchanger I (7) oil circuit entrance,
The outlet of heat exchanger I (7) oil circuit is connected to the four-way valve inlet II of four-way valve (6), the electromagnetic valve outlet II of 4/3 solenoid valve (4)
It is connected to heat exchanger II (8) oil circuit entrance, the outlet of heat exchanger II (8) oil circuit and the four-way valve inlet III of four-way valve (6) connect
Logical, four-way valve (6) outlet is connected to heat exchanger III (9) oil circuit entrance, and the outlet of heat exchanger III (9) oil circuit connects with fuel tank (1)
Logical, the working oil path outlet of heat exchanger III (9) is connected to the oil inlet pipe of test-bed oil turbine, test-bed oil
The working oil path import of engine is connected to the oil return line of heat exchanger III (9), 4/3 solenoid valve (4) with can control
Make the control unit that 4/3 solenoid valve (4) on-off and electromagnetic valve outlet I, electromagnetic valve outlet II, III on-off of electromagnetic valve outlet switch
(3) it connects.
2. engine performance test stand frame oil temperature control system according to claim 1, it is characterised in that: described
Heat exchanger I (7) further includes cooling cavities I (10), and the inlet I of cooling cavities I (10) passes through low-temperature cooling water water inlet pipe
(11) it is connected to cryogenic liquid storage bin (12), the liquid outlet I of cooling cavities I (10) passes through low-temperature cooling water return pipe (13)
It is connected to cryogenic liquid storage bin (12), the cryogenic liquid temperature in the cryogenic liquid storage bin (12) is -10
DEG C -- between 15 DEG C of ranges.
3. engine performance test stand frame oil temperature control system according to claim 1 or 2, it is characterised in that: institute
The heat exchanger II (8) stated further includes cooling cavities II (14), and the inlet II of cooling cavities II (14) passes through room temperature cooling water
Water inlet pipe (15) is connected to room temperature cooling liquid storage bin (16), and the liquid outlet II of cooling cavities II (14) is returned by room temperature cooling water
Water pipe (15) is connected to room temperature cooling liquid storage bin (16), the room temperature cooling water temperature in the room temperature cooling liquid storage bin (16)
Degree is between 15 DEG C of -25 DEG C of ranges.
4. engine performance test stand frame oil temperature control system according to claim 1 or 2, it is characterised in that: institute
The electric heater (5) stated includes rotatable heater housing (17), metal heater element (18), and metal heater element (18) passes through connection
Bracket is fixedly mounted in rotatable heater housing (17), and metal heater element (18) connects to power supply, metal heater element (18)
Connecting line between power supply is connect with control unit (3), and the electric heater (5) entrance and electric heater (5) outlet are equal
It is arranged on rotatable heater housing (10).
5. engine performance test stand frame oil temperature control system according to claim 1 or 2, it is characterised in that: institute
The engine performance test stand frame oil temperature control system stated further includes relief valve (19), relief valve (19) one end and 4/3 electricity
Position is connected between magnet valve (4) and oil pump (2), and relief valve (19) other end is connected to fuel tank (1).
6. engine performance test stand frame oil temperature control system according to claim 1 or 2, it is characterised in that: institute
Temperature passes before being arranged between 4/3 solenoid valve (4) and oil pump (2) of the engine performance test stand frame oil temperature control system stated
Sensor (20), temperature sensor (21) after being arranged between four-way valve (4) outlet and heat exchanger III (9) entrance, fuel tank are set on (1)
It sets tank temperature sensor (22), preceding temperature sensor (20), rear temperature sensor (21), tank temperature sensor (22) are respectively
It is connect with control unit (3).
7. engine performance test stand frame oil temperature control system according to claim 1 or 2, it is characterised in that: institute
The fuel tank (1) and oil pump (2) entrance stated are connected with 4/3 solenoid valve (4) entrance by pipeline by pipeline connection, oil pump (2) outlet
Logical, the electromagnetic valve outlet I and electric heater (5) entrance of 4/3 solenoid valve (4) pass through pipeline connection, electric heater (5) outlet and four
The four-way valve inlet I of port valve (6) passes through pipeline connection, the electromagnetic valve outlet I and heat exchanger I (7) oil circuit of 4/3 solenoid valve (4)
Entrance passes through pipeline connection by pipeline connection, the outlet of heat exchanger I (7) oil circuit and the four-way valve inlet of four-way valve (6).
8. engine performance test stand frame oil temperature control system according to claim 1 or 2, it is characterised in that: institute
The electromagnetic valve outlet II and heat exchanger of 4/3 solenoid valve (4) for the engine performance test stand frame oil temperature control system stated
II (8) oil circuit entrance passes through pipe by pipeline connection, the outlet of heat exchanger II (8) oil circuit and the four-way valve inlet of four-way valve (6)
Road connection, four-way valve (6) outlet pass through pipeline connection, the outlet of heat exchanger III (9) oil circuit with heat exchanger III (9) oil circuit entrance
It is connected to by pipeline with fuel tank (1).
9. engine performance test stand frame oil temperature control system according to claim 5, it is characterised in that: described
Relief valve (19) is arranged on relief valve hose (23), relief valve hose (23) one end and 4/3 solenoid valve (4) and oil pump (2) it
Between pipeline connection, relief valve hose (23) other end is connected to fuel tank (1), and pressure sensor is arranged on (23) in relief valve hose
(24), relief valve (19) is electromagnetic relief valve, and relief valve (19) and pressure sensor (24) are connect with control unit (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910631522.4A CN110243607B (en) | 2019-07-12 | 2019-07-12 | Engine oil temperature control system of engine performance test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910631522.4A CN110243607B (en) | 2019-07-12 | 2019-07-12 | Engine oil temperature control system of engine performance test bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110243607A true CN110243607A (en) | 2019-09-17 |
| CN110243607B CN110243607B (en) | 2024-05-17 |
Family
ID=67892067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910631522.4A Active CN110243607B (en) | 2019-07-12 | 2019-07-12 | Engine oil temperature control system of engine performance test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110243607B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284740A (en) * | 2020-10-27 | 2021-01-29 | 无锡沃尔福汽车技术有限公司 | Engine lubrication system function test mechanism |
| CN112709638A (en) * | 2020-12-29 | 2021-04-27 | 中国航发湖南动力机械研究所 | Fuel oil temperature adjusting system and method for high-low temperature starting test of engine |
| CN114483252A (en) * | 2022-01-19 | 2022-05-13 | 武汉理工大学 | Engine oil replacement precision control system and control method for engine pedestal |
| CN114517719A (en) * | 2022-01-18 | 2022-05-20 | 东风汽车集团股份有限公司 | Engine oil pressure test method |
Citations (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2581229Y (en) * | 2002-11-29 | 2003-10-22 | 清华大学 | Bench testing heat managing device for vehicle fuel battery engine |
| JP2008128809A (en) * | 2006-11-21 | 2008-06-05 | Sanki Eng Co Ltd | Temperature adjustment device for testing |
| JP2008185470A (en) * | 2007-01-30 | 2008-08-14 | Sanki Eng Co Ltd | Fuel temperature adjusting device |
| CN201233315Y (en) * | 2008-07-25 | 2009-05-06 | 中国汽车工程研究院有限公司 | Engine depth cold-hot impact test system |
| CN201436573U (en) * | 2009-06-23 | 2010-04-07 | 锦州汉拿电机有限公司 | Temperature case integrated starter endurance test equipment |
| CN102169053A (en) * | 2010-12-24 | 2011-08-31 | 重庆青山工业有限责任公司 | Hydraulic control loop of high/low-temperature test bed for automatic transmission valve |
| CN102818703A (en) * | 2011-11-23 | 2012-12-12 | 凯迈(洛阳)机电有限公司 | Indirect heat conduction type inlet oil thermostat of engine |
| CN202832698U (en) * | 2012-07-04 | 2013-03-27 | 武汉东测科技有限责任公司 | Improved engine oil temperature control device |
| CN103631287A (en) * | 2013-11-27 | 2014-03-12 | 南京三创自动化科技有限公司 | Outside circulating temperature control device for lubricating oil used in gearbox |
| JP2014081251A (en) * | 2012-10-16 | 2014-05-08 | Sanki Eng Co Ltd | Water cooled type transmission oil heat exchanger test system |
| CN203732277U (en) * | 2014-02-28 | 2014-07-23 | 武汉东测科技有限责任公司 | Depth cold and hot impact testing system of medium-heavy diesel engine |
| CN204212832U (en) * | 2014-10-28 | 2015-03-18 | 上海同圆发动机测试设备有限公司 | Engine motor oil constant temperature device |
| CN204495563U (en) * | 2015-02-05 | 2015-07-22 | 中国第一汽车股份有限公司 | A kind of engine fast deep cold-hot impact test system |
| CN205158162U (en) * | 2015-10-14 | 2016-04-13 | 蔡秀华 | Control by temperature change of engine rig test intercooler and cooling water temperature control system thereof |
| CN105697097A (en) * | 2016-01-28 | 2016-06-22 | 奇瑞汽车股份有限公司 | Engine oil temperature control system for externally-arranged engine and test control method |
| CN105865796A (en) * | 2016-05-18 | 2016-08-17 | 中国北方发动机研究所(天津) | Oil-inflow and oil-return bi-directional oil consumption measurement device for engine in test room |
| CN106124216A (en) * | 2016-09-05 | 2016-11-16 | 东南大学 | Diesel-driven generator Performance Test System under a kind of low-temp low-pressure |
| CN106482955A (en) * | 2016-12-08 | 2017-03-08 | 广西玉柴机器股份有限公司 | The fuel oil constant temperature apparatus of diesel engine |
| CN107560858A (en) * | 2016-07-01 | 2018-01-09 | 武汉东测科技有限责任公司 | A kind of improved pyrolysis impacts internal combustion engine lubrication oil heating unit |
| CN107844139A (en) * | 2017-11-10 | 2018-03-27 | 重庆凯特动力科技有限公司 | Cold thermostat in car engine test stand high-precision analog |
| CN207212790U (en) * | 2017-06-21 | 2018-04-10 | 珠海格力电器股份有限公司 | Oil cooling machine |
| CN207686780U (en) * | 2018-01-04 | 2018-08-03 | 无锡沃尔福汽车技术有限公司 | A kind of oil temperature control structure |
| CN108663094A (en) * | 2017-03-28 | 2018-10-16 | 姚建建 | A kind of positive pressure repairing formula fuel consumption meter |
| CN208076157U (en) * | 2018-05-02 | 2018-11-09 | 北京汽车动力总成有限公司 | A kind of cold-hot impact test system |
| CN208537162U (en) * | 2018-06-13 | 2019-02-22 | 中国第一汽车股份有限公司 | A kind of speed changer rack oil temperature stability test simulation real vehicle refrigerant control |
| KR101930919B1 (en) * | 2017-09-26 | 2019-03-11 | 퍼스텍주식회사 | Fuel supply testing apparatus for engine and fuel supply control method |
| CN210375702U (en) * | 2019-07-12 | 2020-04-21 | 吉孚动力技术(中国)有限公司 | Engine oil temperature control system of engine performance test bed |
-
2019
- 2019-07-12 CN CN201910631522.4A patent/CN110243607B/en active Active
Patent Citations (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2581229Y (en) * | 2002-11-29 | 2003-10-22 | 清华大学 | Bench testing heat managing device for vehicle fuel battery engine |
| JP2008128809A (en) * | 2006-11-21 | 2008-06-05 | Sanki Eng Co Ltd | Temperature adjustment device for testing |
| JP2008185470A (en) * | 2007-01-30 | 2008-08-14 | Sanki Eng Co Ltd | Fuel temperature adjusting device |
| CN201233315Y (en) * | 2008-07-25 | 2009-05-06 | 中国汽车工程研究院有限公司 | Engine depth cold-hot impact test system |
| CN201436573U (en) * | 2009-06-23 | 2010-04-07 | 锦州汉拿电机有限公司 | Temperature case integrated starter endurance test equipment |
| CN102169053A (en) * | 2010-12-24 | 2011-08-31 | 重庆青山工业有限责任公司 | Hydraulic control loop of high/low-temperature test bed for automatic transmission valve |
| CN102818703A (en) * | 2011-11-23 | 2012-12-12 | 凯迈(洛阳)机电有限公司 | Indirect heat conduction type inlet oil thermostat of engine |
| CN202832698U (en) * | 2012-07-04 | 2013-03-27 | 武汉东测科技有限责任公司 | Improved engine oil temperature control device |
| JP2014081251A (en) * | 2012-10-16 | 2014-05-08 | Sanki Eng Co Ltd | Water cooled type transmission oil heat exchanger test system |
| CN103631287A (en) * | 2013-11-27 | 2014-03-12 | 南京三创自动化科技有限公司 | Outside circulating temperature control device for lubricating oil used in gearbox |
| CN203732277U (en) * | 2014-02-28 | 2014-07-23 | 武汉东测科技有限责任公司 | Depth cold and hot impact testing system of medium-heavy diesel engine |
| CN204212832U (en) * | 2014-10-28 | 2015-03-18 | 上海同圆发动机测试设备有限公司 | Engine motor oil constant temperature device |
| CN204495563U (en) * | 2015-02-05 | 2015-07-22 | 中国第一汽车股份有限公司 | A kind of engine fast deep cold-hot impact test system |
| CN205158162U (en) * | 2015-10-14 | 2016-04-13 | 蔡秀华 | Control by temperature change of engine rig test intercooler and cooling water temperature control system thereof |
| CN105697097A (en) * | 2016-01-28 | 2016-06-22 | 奇瑞汽车股份有限公司 | Engine oil temperature control system for externally-arranged engine and test control method |
| CN105865796A (en) * | 2016-05-18 | 2016-08-17 | 中国北方发动机研究所(天津) | Oil-inflow and oil-return bi-directional oil consumption measurement device for engine in test room |
| CN107560858A (en) * | 2016-07-01 | 2018-01-09 | 武汉东测科技有限责任公司 | A kind of improved pyrolysis impacts internal combustion engine lubrication oil heating unit |
| CN106124216A (en) * | 2016-09-05 | 2016-11-16 | 东南大学 | Diesel-driven generator Performance Test System under a kind of low-temp low-pressure |
| CN106482955A (en) * | 2016-12-08 | 2017-03-08 | 广西玉柴机器股份有限公司 | The fuel oil constant temperature apparatus of diesel engine |
| CN108663094A (en) * | 2017-03-28 | 2018-10-16 | 姚建建 | A kind of positive pressure repairing formula fuel consumption meter |
| CN207212790U (en) * | 2017-06-21 | 2018-04-10 | 珠海格力电器股份有限公司 | Oil cooling machine |
| KR101930919B1 (en) * | 2017-09-26 | 2019-03-11 | 퍼스텍주식회사 | Fuel supply testing apparatus for engine and fuel supply control method |
| CN107844139A (en) * | 2017-11-10 | 2018-03-27 | 重庆凯特动力科技有限公司 | Cold thermostat in car engine test stand high-precision analog |
| CN207686780U (en) * | 2018-01-04 | 2018-08-03 | 无锡沃尔福汽车技术有限公司 | A kind of oil temperature control structure |
| CN208076157U (en) * | 2018-05-02 | 2018-11-09 | 北京汽车动力总成有限公司 | A kind of cold-hot impact test system |
| CN208537162U (en) * | 2018-06-13 | 2019-02-22 | 中国第一汽车股份有限公司 | A kind of speed changer rack oil temperature stability test simulation real vehicle refrigerant control |
| CN210375702U (en) * | 2019-07-12 | 2020-04-21 | 吉孚动力技术(中国)有限公司 | Engine oil temperature control system of engine performance test bed |
Non-Patent Citations (1)
| Title |
|---|
| 蒋受宝;蒋绍坚;曾红武;: "发动机台架试验冷却***的设计", 小型内燃机与摩托车, no. 03, 25 June 2007 (2007-06-25) * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284740A (en) * | 2020-10-27 | 2021-01-29 | 无锡沃尔福汽车技术有限公司 | Engine lubrication system function test mechanism |
| CN112709638A (en) * | 2020-12-29 | 2021-04-27 | 中国航发湖南动力机械研究所 | Fuel oil temperature adjusting system and method for high-low temperature starting test of engine |
| CN114517719A (en) * | 2022-01-18 | 2022-05-20 | 东风汽车集团股份有限公司 | Engine oil pressure test method |
| CN114517719B (en) * | 2022-01-18 | 2023-01-24 | 东风汽车集团股份有限公司 | Engine oil pressure test method |
| CN114483252A (en) * | 2022-01-19 | 2022-05-13 | 武汉理工大学 | Engine oil replacement precision control system and control method for engine pedestal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110243607B (en) | 2024-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110243607A (en) | A kind of engine performance test stand frame oil temperature control system | |
| CN204212847U (en) | Cold constant temperature device in engine booster | |
| CN107196012B (en) | A kind of cold and hot fluid circulation for power battery bench test | |
| CN208765140U (en) | A kind of refrigeration system of winter low energy consumption | |
| CN111413123B (en) | Dual-purpose energy-saving high-efficiency test bed for heat source tower and cold-hot water heat pump unit | |
| WO2021196770A1 (en) | Integrated mast comprehensive cooling system | |
| CN105571151B (en) | A kind of solar magnetic suspension central air-conditioning heating system | |
| CN210375702U (en) | Engine oil temperature control system of engine performance test bed | |
| CN110793201A (en) | Air-cooled high-temperature heat exchange system with controllable water tank temperature and use method thereof | |
| CN206770176U (en) | Compressor and air energy water heater system | |
| CN201779842U (en) | Energy-saving air source instant water heater | |
| CN212112254U (en) | Aging test temperature control device for lithium battery controller | |
| CN110849205B (en) | Water-cooling constant-pressure liquid supplementing water tank system and application method thereof | |
| CN209197509U (en) | A kind of residual heat reutilizing system avoiding cooling tower coil frost broken | |
| CN208365859U (en) | A kind of cooling by wind system | |
| CN209639097U (en) | A kind of air-conditioning system | |
| CN208012157U (en) | A kind of air-source heat pump air conditioning system | |
| CN202813859U (en) | High-precision temperature-control heat exchange system | |
| CN219935260U (en) | Heat exchanger thermal compensation test bench | |
| CN206670106U (en) | Air energy water heater system | |
| CN205117668U (en) | Water cooling and heat recovery unit of air compressor machine | |
| CN209279439U (en) | A kind of air energy heat pump winter solar energy accumulation of heat concurrent heating antifrost battery saving arrangement | |
| CN212481546U (en) | Industrial heat exchange system | |
| CN216592035U (en) | Stable cooling system of spinning equipment | |
| CN211144661U (en) | Fuel oil temperature control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |