CN208239907U - Temperature-adjusting device - Google Patents
Temperature-adjusting device Download PDFInfo
- Publication number
- CN208239907U CN208239907U CN201820864587.4U CN201820864587U CN208239907U CN 208239907 U CN208239907 U CN 208239907U CN 201820864587 U CN201820864587 U CN 201820864587U CN 208239907 U CN208239907 U CN 208239907U
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- China
- Prior art keywords
- water
- temperature
- pid controller
- intercooler
- heat exchanger
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000000498 cooling water Substances 0.000 claims abstract description 24
- 230000007613 environmental effect Effects 0.000 claims description 8
- 238000012360 testing method Methods 0.000 abstract description 32
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
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- Testing Of Engines (AREA)
Abstract
The utility model discloses a kind of temperature-adjusting devices, including integrated intercooler on the engine is arranged, temperature sensor is equipped in the integrated intercooler, input interface of the temperature sensor output signal to PID controller, first signal output end of PID controller outputs control signals to electric motor actuator, electric motor actuator drives the water valve of the water inlet setting of the cooling water pipe of heat exchanger, and the cooling water in independent water-flowing path and heat exchanger that integrated intercooler is made of middle cold water pipe implements heat exchange.In above-mentioned technical proposal, temperature sensor acquisition signal is output to PID controller, when temperature is higher than target value, PID controller outputs signal to electric motor actuator and controls water valve start-up operation, after temperature reaches target value after integrating cold in intercooler, PID controller outputs signals to electric motor actuator to control water valve and stablize a position, meets bench test demand, improves test efficiency.
Description
Technical field
The utility model belongs to engine test field, and in particular to a kind of temperature-adjusting device.
Background technique
Engine manufactures and designs producer and is required to do bench test in development process, tries comprising rating test, functional development
It tests, durability test etc., when carrying out these tests, it is hoped that there will be more unified boundary Control conditions, with the property of engine evaluated
It can consistency.Especially in Bench calibration experimental stage, boundary condition needs very fast and quasi- control, with shorten the test period and
Improve test mass.For air inlet integrates the engine with supercharger of intercooler, it is necessary to be adjusted wherein by external cooling water
Temperature is after cold to meet test demand.But directly connect cooling water the type of cooling will lead in it is cold after temperature change it is larger, and
It can fluctuate, finally can just tend towards stability in a longer period of time, can so the test period be made to extend, reduce test efficiency.
In the prior art for air inlet integrate intercooler engine with supercharger in it is cold after temperature adjusting, be usually give it is integrated
Then the common cooling water of intercooler adjusts the flow of cooling water by PID come the temperature after cold in changing.The advantages of this method
It is that simplicity is easy to get, cooling water uses the original cooling water of test bay, and PID can also be purchased directly on the market；The disadvantage is that with
The temperature or flow of cooling water are different, and the precision that PID is adjusted can also change, and after often adjusting in it is cold after temperature need
Fluctuation a period of time could stablize, and data when influencing calibration exploitation acquire and test period, test efficiency are low.
Utility model content
The utility model provide a kind of engine with supercharger it is integrated in it is cold after temperature-adjusting device, be pressurized with regulation and control
Cold rear temperature, makes it meet bench test demand, improves test efficiency in engine.
To achieve the goals above, the utility model uses a kind of following technical scheme: temperature-adjusting device, including setting
Integrated intercooler on the engine, it is characterised in that: temperature sensor, temperature sensor are equipped in the integrated intercooler
The input interface of PID controller is output signals to, the first signal output end of PID controller outputs control signals to motor execution
Device, electric motor actuator drive the water valve of the water inlet setting of the cooling water pipe of heat exchanger, integrate intercooler by middle cold water pipe
The cooling water in independent water-flowing path and heat exchanger constituted implements heat exchange.
In above-mentioned technical proposal, temperature target is input to PID controller, temperature sensor acquisition signal is output to
PID controller, when temperature is higher than target value, PID controller outputs signal to electric motor actuator and controls water valve start-up operation,
After temperature reaches target value after integrating cold in intercooler, PID controller outputs signals to electric motor actuator to control water valve
Stablize in a position, the start recording performance parameter after engine parameter stability, meet bench test demand, improves test
Efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Technical solution of the present invention is further described in conjunction with attached drawing:
A kind of temperature-adjusting device, including the integrated intercooler 20 being arranged on engine 10, the integrated intercooler
Temperature sensor 21 is equipped in 20, temperature sensor 21 outputs signals to the input interface 41 of PID controller 40, PID controller
40 the first signal output end 42 outputs control signals to electric motor actuator 50, and electric motor actuator 50 drives the cold of heat exchanger 30
But the water valve 60 being arranged at the water inlet 311 of water pipe 31, the independent water-flowing path that integrated intercooler 20 is made of middle cold water pipe 22
Implement heat exchange with the cooling water in heat exchanger 30.Herein it should be noted that the middle cold water of integrated intercooler 20 and heat are handed over
Cooling water in parallel operation 30 carries out immiscible box-like heat exchange, but the two circulation is in passage path independent.
Preferably, the heat exchanger 30 is case structure, and chamber is connected with environmental water systems, is located at heat exchanger 30
Interior middle cold water pipe 22 is rib heat exchanging pipe.The part tube body of middle cold water pipe 22 is located at the heat exchanger 30 of water tank type structure
Interior, when injecting cooling water in the chamber of heat exchanger 30, the water temperature in middle cold water pipe 22 will change, and reach the mesh of cooling
's.
Further, the heat exchanger 30 is connected by cooling water pipe 31 with environmental water systems, wherein cooling water intake
311 are connected to environmental water systems via water valve 60, and cooling water outlet 312 takes back flowing water to environmental water systems, guarantees in heat exchanger 30
Middle cold water has lasting cooling effect in cooling water centering cold water pipe 22.
Middle cold water pipe 22 between the integrated intercooler 20 and heat exchanger 30 is equipped with water pump 221, PID controller
40 second signal output end 43 is connected to water pump 221.40 output signal of PID controller controls the work of water pump 221, water pump 221
Middle cold water in integrated intercooler 20 is pumped out in middle cold water pipe 22, middle cold water pipe 22 recycle by heat exchanger 30 cold
But.
Expansion tank 222 is connect by pipeline with venthole, the water pump 221 of integrated 20 highest point of intercooler.It is cold in integrated
The vapor that device 20 generates at work is by integrating the venthole of 20 highest point of intercooler by pipeline connection to expansion tank 222
In, vapor can reach water pump 221 by pipeline after cooling liquid in expansion tank 222, finally flow back into integrated intercooler
In 20, the moisturizing to integrated intercooler 20 is completed.
Work step:
1), test is had an impact in order to avoid temperature sensor 21 is inaccurate, before the test first connects temperature sensor 21
It is connected to engine bench test equipment to be calibrated, be connected in the present apparatus, obtained accurate test result；
2) external power supply, is connected, water pump 221 is started to work；
3) 10 revolving speed of engine, is adjusted to testing revolving speed, load to testing load；
4) temperature target under the revolving speed and load, is input to PID controller 40, if PID controller 40 detects
When temperature in integrated intercooler 20 is higher than target value, PID controller 40 outputs control signals to electric motor actuator 50, motor
Actuator 50 drives the water valve 60 being arranged at the water inlet 311 of the cooling water pipe 31 of heat exchanger 30 to work, while PID controller
40 output signal to water pump 221, and water pump 221 is started to work, and integrated 20 temperature of intercooler is begun to decline.
5), temperature sensor 21 acquires electronic signal and feeds back to PID controller 40, the temperature when cold in integrated intercooler 20 after
After reaching target value, 40 feedback signal of PID controller stops working to electric motor actuator 50, and water valve 60 is stablized a position,
40 feedback signal of PID controller to water pump 221, water pump 221 is stablized in a revolving speed, is opened after 10 parameter stability of engine simultaneously
Beginning record performance parameter；
6) 10 data of engine under step 4 and the other revolving speeds of 5 tests and load, are repeated；
7), system is restored to original state after the test, i.e. electric motor actuator 50, water valve 60, water pump 221 be in for
Working condition, test are completed.
The utility model during the test, cold rear temperature in intercooler 20 can be integrated with the adjusting of fast and stable, is met
To the demand of integrated 20 temperature of intercooler under various operating conditions, test efficiency is improved, shortens the test period, experimentation cost is saved, subtracts
The workload of few operator, while electronic device is less in utility model device, is less prone to failure, high reliablity.
Claims (5)
1. a kind of temperature-adjusting device, including the integrated intercooler (20) being arranged on engine (10), it is characterised in that: described
Integrated intercooler (20) in be equipped with temperature sensor (21), temperature sensor (21) outputs signals to PID controller (40)
Input interface (41), the first signal output end (42) of PID controller (40) output control signals to electric motor actuator (50) drive
The water valve (60) being arranged at the water inlet (311) of the cooling water pipe (31) of dynamic heat exchanger (30) integrates intercooler (20) in
The cooling water in independent water-flowing path and heat exchanger (30) that cold water pipe (22) is constituted implements heat exchange.
2. temperature-adjusting device according to claim 1, it is characterised in that: the heat exchanger (30) is box knot
Structure, chamber are connected with environmental water systems, and being located at the middle cold water pipe (22) in heat exchanger (30) is rib heat exchanging pipe.
3. temperature-adjusting device according to claim 1, it is characterised in that: the heat exchanger (30) is by cooling water pipe
(31) it is connected with environmental water systems, wherein cooling water intake (311) is connected to environmental water systems, cooling water outlet via water valve (60)
(312) flowing water is taken back to environmental water systems.
4. temperature-adjusting device according to claim 1, it is characterised in that: the integrated intercooler (20) and heat exchange
Middle cold water pipe (22) between device (30) is equipped with water pump (221), and the second signal output end (43) of PID controller (40) is connected to
Water pump (221).
5. temperature-adjusting device according to claim 1, it is characterised in that: expansion tank (222) is by pipeline and integrates
The venthole of intercooler (20) highest point, water pump (221) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864587.4U CN208239907U (en) | 2018-06-05 | 2018-06-05 | Temperature-adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864587.4U CN208239907U (en) | 2018-06-05 | 2018-06-05 | Temperature-adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239907U true CN208239907U (en) | 2018-12-14 |
Family
ID=64575524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820864587.4U Active CN208239907U (en) | 2018-06-05 | 2018-06-05 | Temperature-adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208239907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114371744A (en) * | 2021-12-20 | 2022-04-19 | 中国北方发动机研究所(天津) | Intercooler temperature control device for engine bench test |
-
2018
- 2018-06-05 CN CN201820864587.4U patent/CN208239907U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114371744A (en) * | 2021-12-20 | 2022-04-19 | 中国北方发动机研究所(天津) | Intercooler temperature control device for engine bench test |
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