CN207816613U - A kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics - Google Patents
A kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics Download PDFInfo
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- CN207816613U CN207816613U CN201820219354.9U CN201820219354U CN207816613U CN 207816613 U CN207816613 U CN 207816613U CN 201820219354 U CN201820219354 U CN 201820219354U CN 207816613 U CN207816613 U CN 207816613U
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- fluid channel
- experimental provision
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- heat dissipation
- nitrogen
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Abstract
The utility model is related to the experimental provisions that a kind of test fluid channel radiator flows heat dissipation characteristics, are mainly made of testing stand, nitrogen cylinder, nitrogen bottle valve, fast insertion type joint, holder, pressure gauge, filtering pressure reducing valve, pipeline, fast insertion type joint, nut, fluid channel, beaker, heating device, electronic scale, filter, aqua storage tank, three-way diverter valve, reversal valve handle, infrared thermometer and pressure difference transmitter.Each piping connection is all made of threaded connection in experimental provision, can detect the flowing heat dissipation characteristics of the fluid channel radiator with various different structure fluid channels.The nitrogen pressure of required stabilization in experimentation is maintained using associated adjustment device for the output pressure of deionized water using purified nitrogen air lift in experimental provision.The fluid pressure difference that fluid channel entrance and exit is measured using pressure difference transmitter, using temperature of the infrared thermometer of hand-held repeatedly and inside multimetering fluid channel.Experimental provision is simple in structure, and flow-rate adjustment is reliable and stable, and adjustable range is wider.
Description
Technical field
The utility model belongs to field of dynamic engineering, and in particular to a kind of test fluid channel radiator flowing heat dissipation characteristics
Experimental provision.
Background technology
Since cooling electronic component amount constantly increases so that the raising of its operating temperature, seriously affects its working performance and make
Use the service life.For such case, fluid channel radiator becomes the head of cooling electronic component as a efficient radiator
Choosing.Fluid channel radiator has a variety of different micro-channel structures, such as fractal structure, parallel construction and self-similar fractal structure
Deng.Fluid channel is a kind of runner of meso-scale, and Size Distribution is in 100 μm to 1000 μ ms, due to the height of its manufacture
Required precision, the flowing heat dissipation characteristics of production scene test fluid channel seem to be taken time and effort very much, of high cost, is terrible therefore
To its high-precision flowing heat dissipation characteristics experimental data, a set of analogue experiment installation can be designed, is dissipated by experiment test fluid channel
Can the flowing heat dissipation performance of hot device, verifies whether its heat dissipation performance meets electronic product needs, be used in Practical Project.
Utility model content
When to solve to flow larger heat dissipation performance theoretical calculation error and industry spot test fee to fluid channel radiator
The problems such as laborious, the utility model provide a kind of operating condition by simulating online equipment, can test with various differences
The experimental provision of the fluid channel radiator flowing heat dissipation characteristics of structure fluid channel.
Technical solution adopted by the utility model to solve its technical problems is：A kind of test fluid channel radiator flowing is scattered
The experimental provision of thermal characteristics is mainly subtracted by testing stand, nitrogen cylinder, nitrogen bottle valve, fast insertion type joint, holder, pressure gauge, filtering
Pressure valve, pipeline, fast insertion type joint, nut, fluid channel, beaker, heating device, electronic scale, filter, aqua storage tank, triplet commutation
Valve, reversal valve handle, infrared thermometer and pressure difference transmitter composition；Nitrogen cylinder is connect with nitrogen bottle valve, and be fixed on
Filtering pressure reducing valve and pressure gauge on holder is by fast insertion type joint and piping connection, then passes through pipeline and fast insertion type joint and three
Logical reversal valve connection, reversal valve handle are mounted on three-way diverter valve, and three-way diverter valve passes through pipeline and fast insertion type joint and storage
Sink connects, and the outlet of aqua storage tank connect by fast insertion type joint and pipeline with filter, filter by fast insertion type joint with
Pipeline is connect with fluid channel, and the outlet of fluid channel is connected by fast insertion type joint and pipeline with beaker, and pressure difference transmitter utilizes pipe
Road is connected between the entrance and exit of fluid channel, and each piping connection is all made of threaded connection in experimental provision, and what is connected is whole
Set experimental facilities and infrared thermometer are placed in above testing stand；
Further, a kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics uses aluminium or organic glass
Glass machining high-precision fluid channel radiator, each pipeline are used with instrument and equipment and are threadedly coupled.Heating device mould is used below fluid channel
Quasi- electronic product febrile state, by connecting the fluid channel of different structure to constitute various fluid channel radiators.Pass through nitrogen
Bottle releasing pure nitrogen, is filtered processing by filtering pressure reducing valve, pure stable nitrogen is passed through into pipeline.In order to ensure
Nitrogen output pressure is adjustable to meet requirement of experiment, pressure gauge has been matched in experimental provision, while by being discharged one
Divide nitrogen to adjust pressure, extra nitrogen is discharged to achieve the desired purpose using the one outlet of three-way diverter valve, then allows
Through excess pressure adjust treated stablize nitrogen entered in aqua storage tank by the entrance of three-way diverter valve.Due to fluid channel size
Belong to meso-scale, in the range of 100 μm to 1000 μm, therefore the water in aqua storage tank by nitrogen pressure discharge needs
Deionized water is used, and it also requires being handled by high-precision filter, prevents it from blocking fluid channel.In fluid channel
Flow channel entry point and outlet connect high-precision pressure difference transmitter, to test the fluid pressure difference value of fluid channel entrance and exit, and
The quality that the deionized water exported by fluid channel in certain time is collected with high-precision electronic scale, to calculate its flow velocity,
To analyze its flow behavior.It further needs exist for carrying out temperature to fluid channel inside using the infrared thermometer of high-precision hand-held
Degree measures, then carries out heat analysis to micro-channel structure to assess its heat dissipation characteristics with the use of Fluent softwares.
The characteristics of the utility model and good effect are as follows：（1）Experimental provision, as output pressure, is made using pure nitrogen
With filtering pressure reducing valve, pressure gauge and triplet commutation valve-regulated devices can improve the precision of experiment test, and flow-rate adjustment is steady
Fixed, accommodation is wider；（2）Each piping connection is all made of threaded connection, entire fluid channel radiator dismounting side in experimental provision
Just, the flowing heat dissipation characteristics of the fluid channel radiator with various different structure fluid channels be can detect；（3）Using the red of hand-held
Outside line temperature measurer and flow channel entry point and outlet are connected with pressure difference transmitter, can be by repeatedly measuring and multimetering fluid channel
Internal temperature and inlet port fluid pressure difference improves the accuracy of its heat dissipation performance and mobile performance detection.
Description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is that a kind of test fluid channel radiator of the utility model flows the experimental provision basic structure of heat dissipation characteristics
Schematic diagram
Fig. 2 is that a kind of experimental provision axis side assembly of test fluid channel radiator flowing heat dissipation characteristics of the utility model is shown
It is intended to.
Specific implementation mode
As Figure 1-Figure 2, the experimental provision of a kind of test fluid channel radiator flowing heat dissipation characteristics of the utility model
Mainly by testing stand 1, nitrogen cylinder 2, nitrogen bottle valve 3, fast insertion type joint 4, holder 5, pressure gauge 6, filtering pressure reducing valve 7, pipeline
8, fast insertion type joint 9, nut 10, fast insertion type joint 11, fluid channel 12, beaker 13, heating device 14, electronic scale 15, push-in
Connector 16, filter 17, aqua storage tank 18, three-way diverter valve 19, fast insertion type joint 20, fast insertion type joint 21, reversal valve handle 22,
Fast insertion type joint 23, infrared thermometer 24 and pressure difference transmitter 25 form；Nitrogen cylinder 2 is connect with nitrogen bottle valve 3, and with it is solid
The filtering pressure reducing valve 7 and pressure gauge 6 being scheduled on holder 5 are inserted by fast insertion type joint 21 and piping connection, then by pipeline with fast
Formula connector 20 is connect with three-way diverter valve 19, and reversal valve handle 22 is mounted on three-way diverter valve 19, and three-way diverter valve 19 passes through
Pipeline and fast insertion type joint 9 are connect with aqua storage tank 18, and the outlet of aqua storage tank 18 passes through fast insertion type joint 23 and pipeline and filter
17 connections, filter 17 connect by fast insertion type joint 16 and pipeline 8 with fluid channel 12, and the outlet of fluid channel 12 passes through push-in
Connector 11 and pipeline 8 are connected with beaker 13, and pressure difference transmitter 25 utilizes piping connection between the entrance and exit of fluid channel 12,
Each piping connection is all made of threaded connection in experimental provision, and a whole set of experimental facilities and infrared thermometer 24 connected is placed in
Above testing stand 1.
Referring to Fig. 1-Fig. 2, before experiment starts, by the fluid channel 12 for the different structure that need to be tested and other equipment and pipeline
It connects and is placed on heating device 14, it is first determined nitrogen amount is enough in good nitrogen cylinder 2, and adds inside aqua storage tank 18
The deionized water for entering 2/3 volume capacity connects pressure difference transmitter 25 to test miniflow on the entrance and exit of fluid channel 12
The entrance and exit fluid pressure difference value in road 12, while laboratory technician checks that can infrared thermometer 24 work normally.
Referring to Fig. 1-Fig. 2, when experimental provision is run, it is first turned on nitrogen bottle valve 3, the nitrogen of release is depressurized by filtering
Valve 7 carries out being filtered under diminished pressure processing, it is ensured that nitrogen is pure, using the adjustment effect of pressure gauge 6 and three-way diverter valve 19, discharge one
The extra nitrogen in part so that nitrogen pressure meets requirement of experiment, reaches pure and expected stable output pressure value.Adjust three
Reversal valve handle 22 on logical reversal valve 19 so that treated, and nitrogen enters aqua storage tank by three-way diverter valve 19 from top
18, and the deionized water inside aqua storage tank 18 is compressed, so that it is exited into pipeline 8 from 18 lower part of aqua storage tank, passes through pipeline 8
It enters back into filter 17 and is filtered processing so that deionized water, which enters, will not block fluid channel 12 in fluid channel 12.
Deionized water flows into after the processing of filter 17 from the entrance of fluid channel 12, and heated device 14 passes through after being heated to fixed temperature
Fluid channel 12 carries out radiating treatment, then is flowed out from the outlet of fluid channel 12.One is received with the beaker 13 being placed on electronic scale 15
The deionized water of the outlet of fluid channel 12 outflow, weighs its quality, then calculates flow in the section time, and pressure difference transmitter 25 is used in combination to survey
The fluid pressure difference for measuring 12 entrance and exit of fluid channel in experimentation measures specified inside fluid channel survey with infrared thermometer 24
The temperature of pilot repeatedly measures and records all experimental datas.
After the fluid channel flowing heat dissipation characteristics experiment test for completing a kind of structure, the miniflow of other different structures can be replaced
Road carries out performance experiment test again, and laboratory operating procedures are identical as process described above.Finally after the completion of all experiments, close
Close nitrogen bottle valve 3, adjustable change valve handle 22 so that the nitrogen in pipeline 8 is arranged by another of three-way diverter valve 19
Gas port is discharged, and closes three-way diverter valve 19, opens taking over for 18 bottom of aqua storage tank, and internal deionized water is discharged.Put reality in order
Experiment device is post-processed by experimental data, can obtain the pressure drop inside fluid channel 12 and the relationship between fluid flow rate is bent
The relation curve between temperature and fluid flow rate inside line and fluid channel 12, and then the flowing for analyzing fluid channel radiator dissipates
Thermal characteristics.
Claims (4)
1. a kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics, it is characterised in that：Mainly by testing stand, nitrogen
Bottle, nitrogen bottle valve, fast insertion type joint, holder, pressure gauge, filtering pressure reducing valve, pipeline, fast insertion type joint, nut, fluid channel,
Beaker, heating device, electronic scale, filter, aqua storage tank, three-way diverter valve, reversal valve handle, infrared thermometer and pressure difference become
Device is sent to form；Nitrogen cylinder is connect with nitrogen bottle valve, and with the filtering pressure reducing valve and pressure gauge that are fixed on holder by inserting soon
Formula connector and piping connection, then connect with three-way diverter valve by pipeline and fast insertion type joint, reversal valve handle is mounted on threeway
On reversal valve, three-way diverter valve is connect by pipeline and fast insertion type joint with aqua storage tank, and the outlet of aqua storage tank is connect by push-in
Head and pipeline are connect with filter, and filter is connect by fast insertion type joint and pipeline with fluid channel, and the outlet of fluid channel passes through
Fast insertion type joint and pipeline are connected with beaker, and pressure difference transmitter utilizes piping connection between the entrance and exit of fluid channel, real
Each piping connection is all made of threaded connection in experiment device, and a whole set of experimental facilities and infrared thermometer connected is placed in experiment
Above platform.
2. a kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics according to claim 1, feature exist
In：It is changed using filtering pressure reducing valve, pressure gauge and threeway for the output pressure of deionized water using purified nitrogen air lift in experimental provision
The nitrogen pressure of required stabilization in experimentation is maintained to valve-regulated devices.
3. a kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics according to claim 1, feature exist
In：Each piping connection is all made of threaded connection in experimental provision, can detect the fluid channel with various different structure fluid channels and dissipates
The flowing heat dissipation characteristics of hot device.
4. a kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics according to claim 1, feature exist
In：The fluid pressure difference for measuring fluid channel entrance and exit in experimental provision using pressure difference transmitter, using the infrared ray of hand-held
Temperature measurer repeatedly and multimetering fluid channel inside temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820219354.9U CN207816613U (en) | 2018-02-08 | 2018-02-08 | A kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820219354.9U CN207816613U (en) | 2018-02-08 | 2018-02-08 | A kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics |
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| Publication Number | Publication Date |
|---|---|
| CN207816613U true CN207816613U (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820219354.9U Expired - Fee Related CN207816613U (en) | 2018-02-08 | 2018-02-08 | A kind of experimental provision of test fluid channel radiator flowing heat dissipation characteristics |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932392A (en) * | 2019-03-07 | 2019-06-25 | 中国电子科技集团公司第五十八研究所 | A kind of fluid channel radiator performance test and monitoring system and its application |
-
2018
- 2018-02-08 CN CN201820219354.9U patent/CN207816613U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932392A (en) * | 2019-03-07 | 2019-06-25 | 中国电子科技集团公司第五十八研究所 | A kind of fluid channel radiator performance test and monitoring system and its application |
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Granted publication date: 20180904 Termination date: 20210208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |