CN106089673B - Remotely control more performance electronic water pump testing stands and detection method - Google Patents
Remotely control more performance electronic water pump testing stands and detection method Download PDFInfo
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- CN106089673B CN106089673B CN201610589418.XA CN201610589418A CN106089673B CN 106089673 B CN106089673 B CN 106089673B CN 201610589418 A CN201610589418 A CN 201610589418A CN 106089673 B CN106089673 B CN 106089673B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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Abstract
Remotely control more performance electronic water pump testing stands and detection method.The information exchange center of microcomputer Raspberry Pi formation is set on water tank, the acquisition such as water temperature, hydraulic pressure, liquid level, siphon pressure, flow, noise electrical signal line in the water receiving case of input port.The servos parts such as delivery outlet water receiving temperature, hydraulic pressure, water, power supply execute signal wire.It is equipped with the mobile controlling terminal of smart phone at a distance, information is transmitted by wireless wifi and interaction center, and real-time display numerical value and needs alarm.When detection, by above-mentioned long-range control, water temperature and hydraulic pressure is made to be maintained at specified highest and lowest value, completed daily 24 hours, it is unattended, up to progress properties test in a few days.For water tank in testing stand bottom, detection error is small.Tilting water tank bottom surface, sediment easily exclude.Electronic water pump has fixed device, consolidates.Rack bottom pulley has lifting device, is readily transported and tests.It solves the technical problem come for a long time monitored before equipment for laboratory technician 24 hours, realizes long-range, the intelligence, information-based detection of electronic water pump testing stand.
Description
(1) technical field：The present invention relates to a kind of test devices of car engine electronic water pump.Electronic water pump is used for
Automobile engine is cooling.Belong to liquid pump class (F04B), equipment test class (G01M).
(2) background technique
The development of new-energy automobile technology is swift and violent, and electronic water pump comes into being.Electric car or oil-electric vehicle
Power motor is provided with to realize Automobile drive.Electronic water pump can provide coolant flow for engine and other power devices
Power.Electronic water pump have many advantages, such as it is small in size, do not leak, high reliablity, long service life, can accurately, adjustably control
The flow of coolant liquid, to improve automotive performance.
In order to guarantee the runnability of existing electronic water pump, it is necessary to there is the examination of suitable electronic water pump factory performance test
Test platform.The testing stand and detection method of existing electronic water pump factory performance test, there are the following problems:1) electronic water pump provided
Testing stand has to run situation in workshop real-time monitoring equipment in artificial 24 hours.It is time-consuming.2) due to test bench installation
Shape, knot are and installation etc. is there are various problems, lead to that recycled-water quality is poor, detection error is big, degree of safety is low, movement is unreliable
Equal runnabilities are poor.3) detection project of existing electronic water pump testing stand is limited, is not able to satisfy the requirement of new-energy automobile.Than
Such as:Existing detection project only has these:Water flow, hydraulic pressure, water temperature etc..
(3) summary of the invention：
Provided by the invention remotely to control more performance electronic water pump testing stands and detection method, the first purpose is that solution is above-mentioned
Existing electronic water pump has to run in workshop monitoring device for artificial 24 hours, time-consuming problem.The second purpose is to solve
Recycled-water quality is poor, detection error is big, degree of safety is low, movement is unreliable, etc. performances difference problem.
Technical solution is as follows:More performance electronic water pump testing stands are remotely controlled, including:1) water tank being placed on rack, water
Case is provided with liquidometer；2) from the inlet pipeline of water tank bottom diversion equipped with water inlet control valve, inlet gage and by into
Water coupling mechanism is connect with electronic water pump water inlet end, and entrance has feed water flow meter；From the outlet pipeline of tank top return water
Equipped with pressure reducing valve, discharge pressure table, water flow meter, and it is connect by being discharged coupling mechanism with electronic water pump water outlet；3) electric
Sub- water pump shaft and driving motor are sequentially connected；It is characterized in that：
1) integrated information interaction center 11 is installed on water tank, inside there is a microcomputer Raspberry Pi:Micro electric
Intracerebral is equipped with long distance wireless wifi Transmission system.
There are 8 input ports to connect the electrical signal line of following 8 detection pieces respectively in microcomputer:1. the water temperature in water tank passes
Sensor 2；2. the hydraulic pressure sensor 3 in water tank；3. liquidometer 4 in water tank；4. inlet gage 24；5. discharge pressure table 18；⑥
Feed water flow meter 13；7. water flow meter 20；8. being located at the psophometer 15 on the side of electronic water pump firm banking.Micro electric
The signal that brain has 5 delivery outlets to connect following 5 servo-system parts respectively executes line:1. water cooler and heater in water tank
Water temperature regulation device 5；2. the booster pump 6 in water tank；3. pressure reducing valve 19；4. water inlet control valve 10；5. power supply control valve 16A.On
All control routes are stated to be laid with along rack and water tank seat wall.
2) mobile controlling terminal 8, preferred smart phone are set at a distance；Wireless wifi transmission system is equipped in mobile controlling terminal
System 8.0, delivery outlet is connected to alarm 8.1；Mobile controlling terminal is by wireless wifi and information exchange central transmission information and refers to
It enables, and real-time display detection data.
3) water tank is placed on testing stand bottom rack 22, there is tilting bottom surface 1A in water tank；
4) the fixed device of electronic water pump is formed as follows:Electronic water pump is placed on inner surface configuration and electronic water pump external surface shape
Cooperate in the consistent electronic water pump firm banking 14A being placed on rack, pushes the water inlet of force to position cylinder 9X with horizontal X
Pipe 9 and 12 pipeline of water intake mechanism, which compress, to be connected, and junction is held out against with X to spring 9a；It is pushed and is exerted a force with perpendicular Z-direction position cylinder 21Z
Outlet pipe 21 and 17 pipeline of discharge mechanism compress connect, junction is held out against with Z-direction spring 21a.
5) setting such as bottom roller lifting device 23 below rack 22:Brake block 23A is housed on idler wheel 23B；By idler wheel
If footed glass 23C, footed glass upper end is to be cased with locking nut 23D and with the threaded cup bar 23E being threaded into rack.
The above-mentioned control method for remotely controlling more performance electronic water pump testing stands, it is characterized in that：Include the following steps
1) whether water temperature/hydraulic pressure of water temperature and hydraulic pressure sensor reaches specified in the water tank that the mobile controlling terminal of judgement is shown
Value, designated value are taken as peak and minimum；If so, directly carrying out step 7) and 8)；If not, first carry out step 2), 3), 4),
5) and 6)；Finally carry out step 7) and 8):
2) electric signal is transmitted to microcomputer Raspberry Pi by water temperature and hydraulic pressure sensor in water tank；Microcomputer will be received
The electric signal of the non-designated value arrived, instruction of making adjustment are transmitted to mobile controlling terminal by wireless wifi Transmission system；
3) mobile controlling terminal receives adjustment instruction, and alarms, then issues adjustment signal to microcomputer；
4) microcomputer Raspberry Pi receives adjustment signal, directly controls 5 servo-system parts
5) water temperature regulation device (5) including water cooler or heater in water tank in 5 servo-system parts；In water tank
Booster pump (6) or pipeline in the hydraulic control device of pressure reducing valve (19) be connected to execution signal；
6) above-mentioned water temperature/hydraulic control device increase/decrease water temperature/hydraulic pressure, until reaching designated value；
7) microcomputer Raspberry Pi is set under highest and lowest temperature and pressure, continuous working period T；
8) electronic water pump performance indexes is detected, including:Abrasion, leakage, airtight, leakage pressure performance test.
Beneficial effect of the present invention：
1) present invention has used technology of Internet of things, solves the drawbacks of testing crew must monitor for 24 hours before equipment.
Long-range, intelligence, information control are realized in electronic water pump performance detection, breach technical problem for a long time.
Such as:Reaching He Baote<High temperature and pressure>With<Low-temp low-pressure>Control process in, operate within electronic water pump daily 24 hours, it is long
Up to a few days, unattended, the intelligentized control method of remote handset is realized.
2) control electrical signal line and power supply line are laid with along rack and water tank, safer and beautiful.
3) water tank is put on the rack 22 of testing stand bottom, and the error that water pump experiment caused when rotating measures is smaller.
4) water tank bottom is tilting, makes the sediment in water tank to one side accumulation, the water quality in water circulation can be improved.
5) the fixed device of electronic water pump not only has firm firm banking 14A, and has axial direction, vertical pressure tubular elastic pressure
Tightly, it not only consolidates, test is unaffected, and installation side makes.6) idler wheel lifting device arranged at testing stand bottom, and when pump operation is solid
Calmly, it opens and rolls when carrying, be readily transported.
(4) Detailed description of the invention
Fig. 1 integral arrangement schematic diagram of the present invention.
Fig. 2 is electronic water pump firm banking 14A perspective view in Fig. 1.
Fig. 3 is 23 structural schematic diagram of idler wheel lifting device in Fig. 1.
Fig. 4 remotely controls more performance electronic water pump testing stand control circuit block diagrams.
Fig. 5 remotely controls the more performance electronic water pump testing stand control flow charts of intelligence.
Token name claims in upper figure:1- water tank.2- water temperature sensor:2c- water temperature sensor electrical signal line.3- hydraulic pressure sensing
Device:3c- hydraulic pressure sensor electrical signal line.4- liquidometer:4c- liquidometer electrical signal line.5- water temperature control device:5t- water temperature control
Device electrical signal line processed.6- hydraulic control device:6t- hydraulic control device electrical signal line.7- microcomputer Raspberry Pi.
8- moves controlling terminal smart phone.9- water inlet pipe.10- water inlet control valve.11- integrated information interaction center.12- water inlet connection
Mechanism.13- feed water flow meter.14- electronic water pump.14A- electronic water pump firm banking.15- psophometer.16- driving electricity
Machine.16A- power supply control valve.16B- tachymeter.17- is discharged coupling mechanism.18- discharge pressure table.19- pressure reducing valve.20- water outlet
Flowmeter.21- outlet pipe.22- rack.23- idler wheel lifting device.24 inlet gages.
(5) specific embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
The more performance electronic water pump testing stands of long-range control intelligence, including:See Fig. 1
1) water tank 1 is fixed on rack 22.Water tank is provided with liquidometer 4.2) from the inlet pipeline 9 of water tank bottom diversion
It connect, will be pressed with 14 water inlet end of electronic water pump equipped with water inlet control valve 10, inlet gage 24, and by coupling mechanism 12 of intaking
Power water is sent into electronic water pump.Entrance has feed water flow meter 13.Pressure reducing valve is housed from the outlet pipeline 21 of tank top return water
19, discharge pressure table 18, and connect by being discharged coupling mechanism 17 with 14 water outlet of electronic water pump, by pressure water from electronic water pump
It draws.3) electronic water pump shaft and driving motor 16 are sequentially connected.
The present embodiment has following new design:
1) see Fig. 1, be supported on installing integrated information interaction center 11 on the 1 outer wall side of water tank on rack 22.See Fig. 2,
A microcomputer Raspberry Pi is equipped in integrated information interaction center.Long distance wireless wifi is equipped in microcomputer 7 to pass
Defeated system 70, connect microcomputer USB interface.
See Fig. 1, Fig. 4,8 input ports of microcomputer 7 are connected to:1. 2 electrical signal line of water temperature sensor set in water tank
2c connects input port 72.2. the electrical signal line 3c of the hydraulic pressure sensor 3 set in water tank；Connect input port 73.3. liquidometer 4 in water tank
Transmit the water level electrical signal line 4 of liquid levelC, connect input port 74.4. transmitting the intake pressure electrical signal line that inlet gage 24 is read
24C, connect input port 724.5. sending out the water outlet pressure electrical signal line 18 of the reading of water pressure table 18C, connect input port 718.6. transmit into
The flow of inlet water electrical signal line 13 of 13 numerical value of water ga(u)geC, connect input port 713.7. send out 20 numerical value of water ga(u)ge goes out water flow
Measure electrical signal line 20C, connect input port 720.8. transmitting the noise electrical signal line 15 of 15 numerical value of psophometerC, connect input port 715。
See that Fig. 1, psophometer 15 are located at the side of electronic water pump firm banking 14A.
See that Fig. 1, Fig. 4,5 delivery outlets of microcomputer 7 are connected to:1. including water cooler and water heater in water tank
The control of water tank water temperature control device 5 executes line 5t, with delivery outlet 75Connection.2. the booster pump in water tank in hydraulic control device
6 control executes line 6tWith delivery outlet 76Connection.3. the control of dropping valve 19 executes line 19t in hydraulic control device, with delivery outlet
719Connection.Outlet water control valve 19 in the namely Fig. 1 of dropping valve 19.Outlet water control valve 19 controls water flow.4. water inlet control valve
10 control executes line 10t and delivery outlet 710Connection.Water inlet control valve 10 controls flow of inlet water.5. the electricity of power supply control valve 16A
Source line 16At and delivery outlet 716Connection.Power supply control valve 16A is for starting control driving motor 16 and current regulation.It can also be used for
Emergency stop control.
See that Fig. 1, Fig. 4, above-mentioned all electrical signal lines, control execute line etc. along inlet and outlet pipes surface, rack 22 and water tank
(cabling) is laid in wall.
2) see Fig. 1, see Fig. 4, set mobile controlling terminal at a distance, the present embodiment uses smart phone 8, and interior includes long-range
Wireless wifi Transmission system 8.0, transmits information and instruction by wireless wifi and information exchange center 11.Meanwhile smart phone
Water temperature, hydraulic pressure, water level, piping flow, hydraulic pressure, electronic water pump noise etc. in the water tank of upper real-time display detection.See Fig. 4, intelligence
Delivery outlet is connected to alarm 8.1 on mobile phone, wireless by information exchange center 11 if water temperature, hydraulic pressure, water level etc. are more than designated value
It is transferred to smart phone 8, and is issued and is alarmed by alarm 8.1.
3) see that Fig. 1, water tank 1 are put on the rack 22 of testing stand bottom.1 inner bottom surface of water tank is tilting 1A.
4) see that Fig. 1, Fig. 2, the fixed device of the electronic water pump of use are constituted as follows:Electronic water pump is placed on inner surface configuration 14B
Cooperate in the consistent electronic water pump firm banking 14A being placed on rack 22 with electronic water pump external surface shape (see Fig. 2), uses X
The water inlet pipe 9 of force is pushed to position cylinder 9X and 12 pipeline of water intake mechanism is compressed and connected, and junction is held out against with X to spring 9a；
The outlet pipe 21 of force is pushed with Z-direction position cylinder 21Z and 17 piping connection of discharge mechanism compresses, junction Z-direction spring 21a
It holds out against.Thus electronic water pump is made to be fixed from movement.
5) see Fig. 1, see Fig. 3, setting such as bottom roller lifting device 23 below rack 22:Brake block is housed on idler wheel 23B
23A；Set footed glass 23C by idler wheel, footed glass upper end, which has, is cased with locking nut 23D and with the threaded cup bar being threaded into rack
23E.Adjustment process：See that Fig. 3, rotation locking nut 23D, threaded cup bar 23E and footed glass 23C are stretched out or taken in rack 22, rolling
Wheel rises or falls.When footed glass is highly higher than idler wheel from the ground, entire testing stand is mobile by idler wheel, when footed glass is high from the ground
Idler wheel is hanging when degree is lower than idler wheel, moves 2 vehicle of brake block brake, entire testing stand stationary support is on multiple footed glass 23C, at this
It is tested.
6) booster pump 6 and dropping valve in water heater and cooler, hydraulic control device in above-mentioned water temperature regulation device 5
19, water inlet control valve 10, pressure reducing valve 19 etc. are known as servo-control system.Above-mentioned water temperature control device 5, hydraulic control device, electricity
Source control valve 16A constitutes durability degree detection system.Above-mentioned inlet gage 24, discharge pressure table 18 and electronic water pump inlet and outlet are close
Seal apparatus composition leakage pressure detection system.
The above-mentioned control method for remotely controlling more performance electronic water pump testing stands of the present embodiment, includes the following steps:
<High temperature and pressure test:>
1) see Fig. 5, whether the water temperature and hydraulic pressure of water temperature and hydraulic pressure sensor reach in the water tank that judgement mobile terminal is shown
Specified peak？；If so, directly carrying out step 7) and 8)；If not, first carrying out step 2), 3), 4), 5) He 6)；Finally walked
It is rapid 7) and 8):
See Fig. 5, Fig. 4, from the water temperature of real-time display on mobile controlling terminal smart phone 8, hydraulic pressure, set water temperature value, sets
Determine hydraulic pressure value, the water temperature detected this moment can be determined and hydraulic pressure is less than specified peak.
It determines detection water temperature/hydraulic pressure and does not reach specified peak, first carry out step 2), 3), 4), 5) He 6)；Finally carry out
Step 7) and 8).Entire test process is alternatively referred to as<High temperature and pressure test>
2) see Fig. 1, Fig. 4, Fig. 5, water temperature and hydraulic pressure sensor pass through sensing electrical signal line 2c, 3c and interface 7 in water tank2、73
The electric signal for being less than specified peak is transmitted to microcomputer 7Raspberry Pi；Microcomputer specifies being less than for receiving most
The electric signal of high level, instruction of making adjustment are transmitted to mobile controlling terminal by wireless wifi Transmission system.
3) see Fig. 5, mobile controlling terminal receives adjustment instruction, same to alarm, then issues adjustment signal to microcomputer；
4) see that Fig. 5, microcomputer Raspberry Pi 7 receive adjustment signal, directly issue and increase to servo-control system
Water moderate pressure executes instruction in water tank；
5) see Fig. 5, water heater 5 and booster pump 6 receive water temperature and pressure in increase water tank in water tank in servo-control system
Power executes instruction；
6) see Fig. 5, water heater 5 increases water temperature and booster pump 6 by executing instruction raising hydraulic pressure by executing instruction in water tank,
Until reaching and keeping specified peak.
7) see Fig. 5, the setting of microcomputer 7 is maintained under peak, and continuous working period T is daily 24 hours, consecutive numbers
Day.
8) see Fig. 5, detect electronic water pump performance indexes under highest water temperature and hydraulic pressure, including:Abrasion, leakage, gas
The performance tests such as close, leakage pressure.
<Low-temp low-pressure test:>
1) see Fig. 5, whether the water temperature and hydraulic pressure of water temperature and hydraulic pressure sensor reach in the water tank that judgement mobile terminal is shown
Specified minimum；If so, directly carrying out step 7) and 8)；If not, first carrying out step 2), 3), 4), 5) He 6)；Finally walked
It is rapid 7) and 8):
See Fig. 5, Fig. 2, from the water temperature of real-time display, hydraulic pressure, set water temperature value, setting hydraulic pressure in mobile controlling terminal 8
Value, just determines the water temperature detected this moment and hydraulic pressure is not up to the minimum set.Determine that detection water temperature/hydraulic pressure does not reach setting most
Low value first carries out step 2), 3), 4), 5) He 6)；Finally carry out step 7) and 8).Entire test process is alternatively referred to as<Low temperature is low
Pressure test>.
2) see Fig. 1, Fig. 2, Fig. 5, in water tank water temperature and hydraulic pressure sensor by sensing electrical signal line 2c, 3c and interface 72,
73 electric signals that will be greater than specified minimum are transmitted to microcomputer 7Raspberry Pi；Microcomputer is specified by being greater than for receiving
The electric signal of minimum, instruction of making adjustment are transmitted to mobile controlling terminal by wireless wifi Transmission system.
3) see Fig. 5, mobile controlling terminal receives adjustment instruction, same to alarm, then issues adjustment signal to microcomputer；
4) see that Fig. 5, microcomputer Raspberry Pi receive adjustment signal, directly issue execution to servo-control system and refer to
It enables；
5) see Fig. 5, the pressure reducing valve 19 in servo-control system water tank in water cooler 5 and pipeline receives microcomputer respectively
7 reduction water temperatures and hydraulic pressure execute instruction.
6) see Fig. 5, water cooler 5 is by the pressure reducing valve 19 executed instruction in reduction water temperature and pipeline by instruction execution in water tank
Hydraulic pressure is reduced, until reaching and keeping specified minimum.
7) see Fig. 5, the setting of microcomputer 7 is maintained under minimum, and continuous working period T is daily 24 hours, consecutive numbers
Day.
8) see Fig. 5, detect electronic water pump performance indexes under minimum water temperature and hydraulic pressure, including:Abrasion, leakage, gas
The performance tests such as close, leakage pressure.
<Leakage pressure detection>Method is as follows:
See Fig. 1,1) water inlet control valve 10 is opened, close pressure reducing valve 19；From 12 import of water inlet coupling mechanism to electronic water pump
14 inflating pressures, until inlet gage 24 reaches 250KPa, 2) water inlet control valve 10 is closed, record water flow meter 20
Value；Continue 20-40 seconds under 250KPa pressure stabilizing state；3) pressure reducing valve 19 is opened, the value of water flow meter 20 is recorded；Water flow meter
20 be exactly electronic water pump with the flow difference of feed water flow meter 13 pressure release it is poor；It repetitive operation 3~4 times, is averaged.
Claims (2)
1. more performance electronic water pump testing stands are remotely controlled, including:1) water tank (1) being placed on rack (22), water tank is provided with
Liquidometer (4)；2) water inlet control valve (10), inlet gage (24) are housed simultaneously from the inlet pipeline (9) of water tank bottom diversion
It is connect by water inlet coupling mechanism (12) with electronic water pump (14) water inlet end, entrance has feed water flow meter (13)；From water tank top
Pressure reducing valve (19), discharge pressure table (18), water flow meter (20) are housed on the outlet pipeline (21) of portion's return water, and pass through water outlet
Coupling mechanism (17) is connect with electronic water pump (14) water outlet；3) electronic water pump shaft and driving motor (16) are sequentially connected；Its
It is characterized in：
1) integrated information interaction center (11) are installed on water tank, inside there is a microcomputer RaspberryPi (7):Micro electric
Intracerebral is equipped with long distance wireless wifi Transmission system (70)；There are 8 input ports to connect the electricity of following 8 detection pieces respectively in microcomputer
Signal wire:1. the water temperature sensor (2) in water tank；2. the hydraulic pressure sensor (3) in water tank；3. liquidometer (4) in water tank；④
Inlet gage (24)；5. discharge pressure table (18)；6. feed water flow meter (13)；7. water flow meter (20)；8. being located at electronics
The psophometer (15) on the side of water pump firm banking；Microcomputer has 5 delivery outlets to connect following 5 servo-system parts respectively
Signal execute line:1. the water temperature regulation device (5) of water cooler and heater in water tank；2. the booster pump (6) in water tank；
3. pressure reducing valve (19)；4. water inlet control valve (10)；5. power supply control valve (16A)；Above-mentioned all controls with route along rack and
Water tank seat wall is laid with；
2) mobile controlling terminal (8) are set at a distance；Wireless wifi Transmission system (8.0), delivery outlet are equipped in mobile controlling terminal
It is connected to alarm (8.1)；Mobile controlling terminal is shown by wireless wifi and information exchange central transmission information and instruction, and in real time
Show detection data；
3) water tank is placed on testing stand bottom rack (22), there is tilting bottom surface (1A) in water tank；
4) the fixed device of electronic water pump is formed as follows:Electronic water pump is placed on inner surface configuration and electronic water pump external surface shape cooperates
In the consistent electronic water pump firm banking (14A) being placed on rack, the water inlet of force is pushed to position cylinder (9X) with horizontal X
Pipeline (9) and water inlet coupling mechanism (12) pipeline are compressed and are connected, and junction is held out against with X to spring (9a)；With perpendicular Z-direction position cylinder
(21Z) pushes the outlet pipeline (21) of force and water outlet coupling mechanism (17) pipeline is compressed and connected, junction Z-direction spring
(21a) is held out against；
5) setting such as bottom roller lifting device (23) below rack:Brake block (23A) is housed on idler wheel (23B)；By idler wheel
If footed glass (23C), footed glass upper end is to be cased with locking nut (23D) and with the threaded cup bar (23E) being threaded into rack.
2. by the control method for remotely controlling more performance electronic water pump testing stands described in claim 1, it is characterized in that：Including as follows
Step
1) whether water temperature/hydraulic pressure of water temperature and hydraulic pressure sensor reaches designated value in the water tank that the mobile controlling terminal of judgement is shown,
Designated value is taken as peak and minimum；If so, directly carrying out step 7) and 8)；If not, first carry out step 2), 3), 4), 5) and
6)；Finally carry out step 7) and 8):
2) electric signal is transmitted to microcomputer Raspberry Pi by water temperature and hydraulic pressure sensor in water tank；Microcomputer will receive
The electric signal of non-designated value, instruction of making adjustment are transmitted to mobile controlling terminal by wireless wifi Transmission system；
3) mobile controlling terminal receives adjustment instruction, and alarms, then issues adjustment signal to microcomputer；
4) microcomputer Raspberry Pi receives adjustment signal, directly controls 5 servo-system parts；
5) water temperature regulation device (5) including water cooler or heater in water tank in 5 servo-system parts；Increasing in water tank
The hydraulic control device of pressure reducing valve (19) is connected to execution signal in press pump (6) or pipeline；
6) above-mentioned water temperature/hydraulic control device increase/decrease water temperature/hydraulic pressure, until reaching designated value；
7) microcomputer Raspberry Pi is set under highest and lowest temperature and pressure, continuous working period T；
8) electronic water pump performance indexes is detected, including:Abrasion, leakage, airtight, leakage pressure performance test.
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| CN109595148B (en) * | 2018-12-28 | 2024-02-06 | 苏州鼎威新能源有限公司 | Outdoor photovoltaic water pump test system |
| CN110242552B (en) * | 2019-06-13 | 2021-02-12 | 郑州飞龙汽车部件有限公司 | Water pump performance test system |
| CN112460042B (en) * | 2020-11-25 | 2024-06-07 | 江苏大学 | Water pump performance test bed with rotary volute and test method thereof |
| CN112283095B (en) * | 2020-12-28 | 2021-04-27 | 威晟汽车科技(宁波)有限公司 | Comprehensive detection equipment for performance of automobile electronic water pump |
| CN114320873A (en) * | 2022-01-05 | 2022-04-12 | 欧非亚美检测技术(浙江)有限公司 | High-temperature-resistant detection method for water pump fluid |
| CN114636519B (en) * | 2022-05-17 | 2022-08-09 | 杭州泰尚智能装备有限公司 | Electronic water pump air tightness testing mechanism and control method thereof |
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| KR100351156B1 (en) * | 2000-11-23 | 2002-09-05 | 엘지전자주식회사 | Inspection method and inspection equipment for hermetic compressor |
| CN201228626Y (en) * | 2008-07-04 | 2009-04-29 | 山东高密润达机油泵有限公司 | Process real time monitoring and data collecting device for lubricating oil pump test stand |
| CN203441723U (en) * | 2013-08-19 | 2014-02-19 | 米顿罗工业设备（上海）有限公司 | Metering pump test equipment |
| CN104763646A (en) * | 2015-03-26 | 2015-07-08 | 道氏（苏州）汽车部件有限公司 | System for improving performance test precision of water pump |
| CN205918574U (en) * | 2016-07-25 | 2017-02-01 | 四川五洲仁信科技有限公司 | Many performances of remote control electronic pump test bench |
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