CN102621177A - Heat tube testing machine, and heat tube testing system using the same - Google Patents
Heat tube testing machine, and heat tube testing system using the same Download PDFInfo
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- CN102621177A CN102621177A CN2011100286147A CN201110028614A CN102621177A CN 102621177 A CN102621177 A CN 102621177A CN 2011100286147 A CN2011100286147 A CN 2011100286147A CN 201110028614 A CN201110028614 A CN 201110028614A CN 102621177 A CN102621177 A CN 102621177A
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Abstract
A heat tube testing machine comprises a heating module heating a heat tube to be tested and a radiating module radiating the heat tube to be tested, the heating module comprises a heating copper block heating the heat tube to be tested, the radiating module comprises a radiating copper block, a heat conducting wafer, a heating absorbing copper block and a fan which are sequentially superposed together, two ends of the heat tube to be tested are disposed on the heating copper block and the radiating copper block respectively, the radiating copper block transmits heat absorbed from the heat tube to be tested to the fan by sequentially passing through the heat conducting wafer and the heat absorbing copper block, and the fan cools the heat absorbing copper block. The invention also provides a heat tube testing system having the heat tube testing machine. The heat tube testing machine and the heat tube testing system have good radiating effects.
Description
Technical field
The present invention relates to a kind of heat pipe test machine and use the heat pipe test system of this heat pipe test machine.
Background technology
In recent years, along with the raising of main frame speed and performance, topic is more and more outstanding between its inner heat radiation.Most computers host computer using heat pipe, heating radiator and fan etc. combine and dispel the heat.Main heating element on the main frame is generally central processing unit and video card etc.Heat pipe contacts to siphon away the heat of above-mentioned heater element with heater elements such as this central processing unit and/or video cards, via heating radiator and fan etc. the heat on the heat pipe is dispelled the heat subsequently.Therefore, the heat conductivility of heat pipe is an important indicator of judging the heat pipe quality.
When the heat conductivility of opposite heat tube is tested; Generally needing the heating module to simulate pyrotoxin opposite heat tubes such as central processing unit and/or video card heats; Utilize the heat radiation module to come opposite heat tube to dispel the heat; Through the temperature acquisition device gather this heating module and the heat radiation module temperature after be sent to computing machine, computing machine then carries out Treatment Analysis to the temperature data of temperature acquisition device collection, to draw the test result of this heat pipe.
Existing heat radiation module generally only adopts fan (air cooling way) or mobile water (water-cooling pattern) to come opposite heat tube directly to dispel the heat.Yet the radiating effect of said radiating mode is bad, influences the performance test of heat pipe.
Summary of the invention
In view of this, be necessary to provide a kind of heat pipe test machine that great heat radiation effect is accurately tested with the opposite heat tube performance that has.
In addition, also be necessary to provide a kind of heat pipe test system with above-mentioned heat pipe test machine.
A kind of heat pipe test machine; Comprise and treat the heating module that the calorimetric pipe heats and treat the heat radiation module that the calorimetric pipe dispels the heat; Said heating module comprises and is used to treat the heating copper billet that the calorimetric pipe heats; Said heat radiation module comprises heat radiation copper billet, heat-conducting chip, heat absorption copper billet and the fan that is stacked at successively together; The two ends of said heat pipe to be measured are positioned over respectively on said heating copper billet and the heat radiation copper billet, and said heat radiation copper billet will be passed to said fan, the said heat absorption copper billet of said fan cooled through heat-conducting chip and heat absorption copper billet successively from the heat that heat pipe to be measured absorbs.
A kind of heat pipe test system; The performance that is used to treat the calorimetric pipe is tested; Said heat pipe test system comprises heat pipe test machine, control box and computing machine; Said heat pipe test machine comprises to be treated the heating module that the calorimetric pipe heats and treats the heat radiation module that the calorimetric pipe dispels the heat; Said heating module comprises and is used to treat the heating copper billet that the calorimetric pipe heats, and said heat radiation module comprises heat radiation copper billet, heat-conducting chip, heat absorption copper billet and the fan that is stacked at successively together, and the two ends of said heat pipe to be measured are positioned over respectively on said heating copper billet and the heat radiation copper billet; Said heat radiation copper billet will be passed to said fan, the said heat absorption copper billet of said fan cooled through heat-conducting chip and heat absorption copper billet successively from the heat that heat pipe to be measured absorbs; Said control box gather said heating copper billet and the heat radiation copper billet temperature data after be sent to said computing machine, said computing machine carries out Treatment Analysis to draw the test result to this properties of hot pipe to said temperature data.
Described heat pipe test system conducts heat to the said fan on the said heat pipe to be measured through said heat radiation copper billet, heat-conducting chip and the heat absorption copper billet of being provided with; Improve the radiating effect of treating the heat on the calorimetric pipe effectively, thereby improved the accuracy of opposite heat tube performance test.
Description of drawings
Fig. 1 is the stereographic map of the heat pipe test system of preferred embodiments of the present invention.
Fig. 2 is the three-dimensional assembly diagram of the heat pipe test machine of preferred embodiments of the present invention.
Fig. 3 is the three-dimensional exploded view of heat pipe test machine shown in Figure 2.
The main element symbol description
Heat pipe test system 100
Heat pipe test machine 10
Heating copper billet 111
Fixed block 113
Fire end back up pad 115
Heat radiation copper billet 121
Heat-conducting chip 123
Heat absorption copper billet 125
Screw 1261
Assembling block 127
Accepting hole 1271
Assembled shaft 128
Radiating end base 129
Radiating end back up pad 1291
Fixedly module 13
Loading plate 14
Regulate module 15
Supporting seat 153
Fitting recess 1531
Set bolt 157
Startup/stop button 161
Attaching plug 311
Temperature data acquisition module 33
Acting thermocouple plug 331
Embodiment
See also Fig. 1, heat pipe test system 100 of the present invention is used to treat the heat transfer property of calorimetric pipe to be tested.The heat pipe test system 100 of preferred embodiments of the present invention comprises heat pipe test machine 10, the control box 30 that electrically connects with heat pipe test machine 10 and the computing machine 50 that electrically connects with control box 30.
See also Fig. 2 and Fig. 3, said heat pipe test machine 10 comprises heating module 11, heat radiation module 12, fixedly module 13, loading plate 14, adjusting module 15 and base plate 16.Wherein, said heating module 11 end that is used to treat the calorimetric pipe heats; Said heat radiation module 12 is used for the other end of said heat pipe to be measured is dispelled the heat; Said fixedly module 13 is used for said heat pipe to be measured is fixed in said heating module 11 and heat radiation module 12; Said loading plate 14 is used to carry said heating module 11 and heat radiation module 12; Said adjusting module 15 is used to regulate the angle of said loading plate 14 and surface level, thereby regulates said heating module 11 and heat radiation module 12 and surface level angle to adapt to the test request of different heat pipes to be measured.
In this preferred embodiments, the quantity of said heating module 11 is two.The 11 adjacent settings of said two heating modules.Please consult Fig. 3 in the lump, the fire end base 116 that each heating module 11 comprises heating copper billet 111, heat insulation 112, fixed block 113, heating rod 114 (as shown in Figure 3), fire end back up pad 115 and is fixed in said loading plate 14.Folded successively the establishing of said heating copper billet 111, heat insulation 112 and fixed block 113 is fixed in together.Said heating copper billet 111 is used to support said heat pipe to be measured and this heat pipe to be measured is heated.The surface that said heat insulation 112 deviates from this fixed block 113 offers mounting groove 1121, is used to install said heating copper billet 111.Said heat insulation 112 offers first mounting hole 1123 of perforation to this mounting groove 1121 towards the surface of this fixed block 113.Offer second mounting hole 1131 coaxial on the said fixed block 113 with this first mounting hole 1123.Said heating rod 114 1 ends are contained in this second mounting hole 1131, and the other end is contained in this second mounting hole 1131, and in mounting groove 1121, contact with said heating copper billet 111, so that this heating copper billet 111 is heated.Said fire end back up pad 115 respectively with said fixed block 113 and fire end base 116 Joints, with this said fixed block 113 and said fire end base 116 are connected together.
Said heat radiation module 12 comprises heat radiation copper billet 121, heat-conducting chip 123, heat absorption copper billet 125 and the fan 126 that is stacked at successively together; The two ends of said heat pipe to be measured are positioned over respectively on said heating copper billet 111 and the heat radiation copper billet 121; Said heat radiation copper billet 121 will be passed to said fan 126 through heat-conducting chip 123 and heat absorption copper billet 125 successively from the heat that heat pipe to be measured absorbs, and finally through said fan 126 heat discharged.
In this preferred embodiments, said heat radiation module 12 also comprises thermal insulation board 122, heat insulation loop 124, assembling block 127, assembled shaft 128, the radiating end back up pad 1291 that is fixed in the radiating end base 129 of said loading plate 14 and is fixed in said radiating end base 129.
Said thermal insulation board 122 is fixed in said assembling block 127; Connect on the said thermal insulation board 122 and offer the pilot hole 1221 that is used to assemble said heat radiation copper billet 121.Said heat insulation loop 124 roughly is frame shaped; This heat insulation loop 124 is accommodated said heat-conducting chip 123 in its framework.Said fan 126 is fixed in the another side of said assembling block 127 with respect to said thermal insulation board 122.Particularly, said fan 126 is fixed on the said assembling block 127 through the screw 1261 that is provided with respectively on its four the end angles.The bottom surface of said fan 126 also is carried on the said radiating end base 129.
Connect on the said assembling block 127 and offer accepting hole 1271.Said heat insulation loop 124 and heat-conducting chip 123 parts that are assemblied in this heat insulation loop 124 are contained in this accepting hole 1271.Said heat radiation copper billet 121 1 ends are assemblied on this thermal insulation board 122, and the other end passes said pilot hole 1221 and is contained in the said accepting hole 1271, and contact with heat-conducting chips 123 in being assemblied in said heat insulation loop 124.Said heat absorption copper billet 125 is arranged between said assembling block 127 and the said fan 126, and these heat absorption copper billet 125 1 sides contact with heat-conducting chips 123 in the said heat insulation loop 124, and the another side contacts with said fan 126.So, be stacked at together successively between said heat radiation copper billet 121, heat-conducting chip 123, heat absorption copper billet 125 and the fan 126.Said heat radiation copper billet 121 will be passed to said fan 126 through heat-conducting chip 123 and heat absorption copper billet 125 successively from the heat that heat pipe to be measured absorbs, and finally through said fan 126 heat discharged.The adjacent surface of contact between the two of said heat radiation copper billet 121, heat-conducting chip 123, heat absorption copper billet 125 and fan 126 can connect through coated with thermally conductive cream, to increase heat transfer efficiency.In addition, said thermal insulation board 122 and heat insulation loop 124 are used to avoid heat transferred to the said assembling block 127 on this said heat radiation copper billet 121, heat-conducting chip 123 and the heat absorption copper billet 125, avoid influencing radiating effect with this.
Said assembled shaft 128 is fixed between said radiating end base 129 and the said assembling block 127, to support said assembling block 127.In this preferred embodiments, the quantity of said assembled shaft 128 is four, and the said assembled shaft 128 of each root is fixed in an end angle of this radiating end base 129.
In this preferred embodiments, the quantity of said fixedly module 13 is said heating module 11 and heat radiation module 12 quantity sums, promptly all installs a said fixedly module 13 on each heating module 11 and the heat radiation module 12.Each fixedly module 13 comprise cylinder 131, the briquetting 133 that drives by this cylinder 131 and the web joint 135 that is solidly connected to this cylinder 131.Said fixedly module 13 is solidly connected to the fire end back up pad 115 of said heating module 11 and the radiating end back up pad 1291 of said heat radiation module 12 respectively through said web joint 135.Said briquetting 133 aligns with said heating copper billet 111 and heat radiation copper billet 121 respectively.Said cylinder 131 drives briquetting 133 and presses to the heat pipe to be measured that is carried on said heating copper billet 111 and the heat radiation copper billet 121, heat pipe to be measured is fixed on said heating copper billet 111 and the heat radiation copper billet 121.
Said adjusting module 15 comprises Connection Block 151, supporting seat 153, rotating shaft 155, set bolt 157 and pointer 159.The quantity of said Connection Block 151, supporting seat 153, rotating shaft 155 and set bolt 157 is two.Said two Connection Blocks 151 are solidly connected to the two ends of said loading plate 14 respectively; Said two supporting seats 153 are fixed in the two ends of said base plate 16 respectively; One end of each said rotating shaft 155 is fixed in a Connection Block 151, and the other end is articulated in a supporting seat 153.So, said loading plate 14 promptly is assemblied on the said supporting seat 153 rotationally.Connect on each said supporting seat 153 and offer fitting recess 1531, this fitting recess 1531 assembles said set bolt 157 rotationally.In this preferred embodiments, said fitting recess 1531 is circular-arc.The end of this set bolt 157 is bolted in said Connection Block 151; After the said Connection Block 151 of said loading plate 14 drives turned to desired position with respect to supporting seat 153, regulating said set bolt 157 can be fixed on said Connection Block 151 and loading plate 14 on this described position.
Said pointer 159 is fixed in the end face of one of them rotating shaft 155 and is positioned at the side of said supporting seat 153.The side of said supporting seat 153 is in abutting connection with the spaced apart a plurality of pointer scales (figure does not show) that are provided with of the periphery of this fitting recess 1531, with the angle of representing that this loading plate 14 rotates.Promptly; When turning an angle under the effect of said loading plate 14 in external force; Pointer 159 rotations that it drives this rotating shaft 155 through Connection Block 151 and is fixed in this rotating shaft 155, this pointer 159 promptly points to corresponding pointer scale, can indicate the angle of these loading plate 14 upsets accurately, easily.
Said base plate 16 is provided with startup/stop button 161 and two pilot lamp 163.Said startup/stop button 161 and two pilot lamp 163 all electrically connect with said computing machine 50.Said startup/stop button 161 is used to control beginning and finishing of test.Said two pilot lamp 163 are respectively red light and green light, and red light was bright when heat pipe to be measured was defective, and green light was bright when heat pipe to be measured was qualified.
Please consult Fig. 1 again, comprise power supply module 31 and temperature data acquisition module 33 on the said control box 30.Said power supply module 31 comprises a plurality of attaching plugs 311.One of them attaching plug 311 provides WV for said fan 126; The heating rod 114 that remaining attaching plug 311 is respectively said heating module 11 provides electric energy, so that 114 heatings of said heating rod.Said temperature data acquisition module 33 comprises a plurality of acting thermocouple plugs 331.Said a plurality of acting thermocouple plug 331 is connected to the heating copper billet 111 of said heating module 11 or the heat radiation copper billet 121 of the module 12 that dispels the heat through thermocouple wire (figure does not show) respectively, to gather the temperature on this heating copper billet 111 and this heat radiation copper billet 121.
Said computing machine 50 provides graphic user interface, and the user can be provided with parameter, selects determinating mode and check test result through this interface.Whether said computing machine 50 is used for the temperature data that said temperature data acquisition module 33 is gathered is carried out Treatment Analysis, qualified with the test of judging this heat pipe, and test result is sent to said pilot lamp 163 carries out the indication of test result.
See also Fig. 1 and Fig. 3, when assembling said heat pipe test system 100, at first assemble one of them heating module 11 of said heat pipe test machine 10: said heating copper billet 111 is installed in the mounting groove 1121 of said heat insulation 112; Said heating rod 114 1 ends are contained in second mounting hole 1131 of this fixed block 113, the other end is contained in second mounting hole 1131 of this heat insulation 112 again, and in mounting groove 1121, contacts with said heating copper billet 111; Then said fixed block 113 is fixed to said fire end back up pad 115, said fire end back up pad 115 is solidly connected to said fire end base 116; At last said fire end base 116 is solidly connected to said loading plate 14.Then assemble another said heating module 11 in the same way, and make described two heating modules 11 adjacent, the heating copper billet 111 of said two heating modules 11 is positioned at same surface level.
Assemble said heat radiation module 12 subsequently: said radiating end base 129 is fixed on the said loading plate 14; Then the said assembled shaft 128 of each root is fixed in an end angle of this radiating end base 129; Then said fan 126 is positioned on this radiating end base 129, said heat absorption copper billet 125 is positioned on this fan 126, be contained in said heat-conducting chip 123 in this heat insulation loop 124 after, be positioned over again on this heat absorption copper billet 125; Next said fan 126 is fixed on the said assembling block 127 through the screw 1261 that is provided with respectively on its four the end angles; Again with this assembling block 127 and said assembled shaft 128 Joints, and this heat insulation loop 124 and heat-conducting chip 123 are contained in the accepting hole 1271 of this assembling block 127; Next said thermal insulation board 122 is fixed in said assembling block 127; Subsequently said heat radiation copper billet 121 1 ends are assemblied on this thermal insulation board 122; The other end passes said pilot hole 1221 and is contained in the said accepting hole 1271, and contacts with heat-conducting chips 123 in being assemblied in said heat insulation loop 124; At last said radiating end back up pad 1291 is fixed on the said radiating end base 129.
On each heating module 11 and heat radiation module 12, all install a said fixedly module 13 then, and said briquetting 133 is aligned with said heating copper billet 111 and heat radiation copper billet 121 respectively.Then said two Connection Blocks 151 are solidly connected to the two ends of said loading plate 14 respectively; Said two supporting seats 153 are fixed in the two ends of said base plate 16 respectively; One end of each said rotating shaft 155 is fixed in a Connection Block 151, and the other end is articulated in a supporting seat 153; And after fixing through said set bolt 157 between this Connection Block 151 and the said supporting seat 153, said pointer 159 is fixed in the end face of said rotating shaft 155, said heat pipe test machine 10 is promptly assembled completion.
Subsequently said control box 30 is electrically connected to said computing machine 50; A plurality of attaching plugs 311 with control box 30 are connected to said fan 126 and heating rod 114 through power lead respectively again, at last each said acting thermocouple plug 331 are connected to a thermocouple wire.Said heat pipe test system 100 is promptly assembled completion.
Described heat pipe test system 100 conducts heat to the said fan 126 on the said heat pipe to be measured through said heat radiation copper billet 121, heat-conducting chip 123 and the heat absorption copper billet 125 of being provided with; Improve the radiating effect of treating the heat on the calorimetric pipe effectively, thereby improved the accuracy of opposite heat tube performance test.
Claims (13)
1. heat pipe test machine; Comprise and treat the heating module that the calorimetric pipe heats and treat the heat radiation module that the calorimetric pipe dispels the heat; Said heating module comprises and is used to treat the heating copper billet that the calorimetric pipe heats; It is characterized in that: said heat radiation module comprises heat radiation copper billet, heat-conducting chip, heat absorption copper billet and the fan that is stacked at successively together; The two ends of said heat pipe to be measured are positioned over respectively on said heating copper billet and the heat radiation copper billet, and said heat radiation copper billet will be passed to said fan through said heat-conducting chip and said heat absorption copper billet, the said heat absorption copper billet of said fan cooled successively from the heat that heat pipe to be measured absorbs.
2. heat pipe test machine as claimed in claim 1; It is characterized in that: said heat radiation module also comprises assembling block and is fixed in the thermal insulation board of said assembling block; Connect on the said thermal insulation board and offer pilot hole; Offer accepting hole on the said assembling block, said heat radiation copper billet one end is assemblied on this thermal insulation board, and the other end passes said pilot hole and is contained in the said accepting hole.
3. heat pipe test machine as claimed in claim 2 is characterized in that: said heat radiation module comprises that also part is contained in the heat insulation loop in the said accepting hole, and said heat insulation loop is frame shaped, and said heat-conducting chip is contained in the said heat insulation loop.
4. heat pipe test machine as claimed in claim 2 is characterized in that: said heat radiation module also comprises radiating end base and many assembled shaft, and assembled shaft is fixed between said radiating end base and the said assembling block, to support said assembling block.
5. heat pipe test machine as claimed in claim 1; It is characterized in that: said heating module also comprises heat insulation and heating rod; Offer first mounting hole on this heat insulation, this heating rod is contained in this first mounting hole, and said heating copper billet is assemblied on this heat insulation and with this heating rod and contacts.
6. heat pipe test machine as claimed in claim 2; It is characterized in that: said heating module also comprises fixed block, back up pad and fire end base; Said heat insulation is fixed in said fixed block; Said back up pad is fixed in said fixed block and fire end base respectively, said fixed block is fixed in said fire end base.
7. heat pipe test machine as claimed in claim 1 is characterized in that: said heat pipe test machine also comprises a plurality of fixedly modules that are used for fixing said heat pipe to be measured, all installs a said fixedly module on each heating module and the heat radiation module; Each said fixedly module comprises that a cylinder reaches the briquetting by this air cylinder driven, and said air cylinder driven briquetting is pressed to the heat pipe to be measured that is carried on said heating copper billet and the heat radiation copper billet, heat pipe to be measured is fixed on said heating copper billet and the heat radiation copper billet.
8. heat pipe test machine as claimed in claim 1; It is characterized in that: said heat pipe test machine also comprises to be regulated module and is assemblied in the loading plate on this adjusting module rotationally; Said heating module and heat radiation module all are fixed on this loading plate; Said adjusting module comprises base, rotating shaft and is fixed in the Connection Block of said loading plate, and said rotating shaft one end is fixed in said Connection Block, and the other end is articulated in said rotating shaft.
9. heat pipe test machine as claimed in claim 8; It is characterized in that: said adjusting module also comprises the set bolt that is used for said Connection Block is fixed in said supporting seat; Connect on the said supporting seat and offer fitting recess; Said set bolt one end is assemblied in this fitting recess rotationally, and the other end is bolted in said Connection Block.
10. heat pipe test machine as claimed in claim 8; It is characterized in that: said adjusting module also comprises pointer; This pointer is fixed in the end face of said rotating shaft, and the spaced surface of said supporting seat offers a plurality of pointer scales, when turning an angle under the effect of said loading plate in external force; The pointer rotation that it drives this rotating shaft and be fixed in this rotating shaft through Connection Block, this pointer promptly points to corresponding pointer scale.
11. heat pipe test system; The performance that is used to treat the calorimetric pipe is tested; Said heat pipe test system comprises heat pipe test machine, control box and computing machine; Said heat pipe test machine comprises to be treated the heating module that the calorimetric pipe heats and treats the heat radiation module that the calorimetric pipe dispels the heat; Said heating module comprises and is used to treat the heating copper billet that the calorimetric pipe heats, it is characterized in that: said heat radiation module comprises heat radiation copper billet, heat-conducting chip, heat absorption copper billet and the fan that is stacked at successively together, and the two ends of said heat pipe to be measured are positioned over respectively on said heating copper billet and the heat radiation copper billet; Said heat radiation copper billet will be passed to said fan, the said heat absorption copper billet of said fan cooled through heat-conducting chip and heat absorption copper billet successively from the heat that heat pipe to be measured absorbs; Said control box gather said heating copper billet and the heat radiation copper billet temperature data after be sent to said computing machine, said computing machine carries out Treatment Analysis to draw the test result to this properties of hot pipe to said temperature data.
12. heat pipe test system as claimed in claim 11 is characterized in that: said control box comprises a plurality of acting thermocouple plugs, and said a plurality of acting thermocouple plugs are used to gather the temperature on said heating copper billet and the heat radiation copper billet.
13. heat pipe test system as claimed in claim 11 is characterized in that: also be provided with a plurality of attaching plugs on the said control box, be respectively applied for to said fan provides WV to reach and the electric energy of heating be provided to heating copper billet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110028614.7A CN102621177B (en) | 2011-01-26 | 2011-01-26 | Heat tube testing machine, and heat tube testing system using the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110028614.7A CN102621177B (en) | 2011-01-26 | 2011-01-26 | Heat tube testing machine, and heat tube testing system using the same |
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| CN102621177A true CN102621177A (en) | 2012-08-01 |
| CN102621177B CN102621177B (en) | 2014-12-17 |
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| RU2675970C1 (en) * | 2017-11-27 | 2018-12-25 | Акционерное общество "Военно-промышленная корпорация "Научно-производственное объединение машиностроения" | Installation for tests of the circuit heat pipe of the system of thermal regulation of the aircraft |
| CN109946100A (en) * | 2019-03-27 | 2019-06-28 | 华南理工大学 | A kind of ultrathin heat pipe test fixture and its test method |
| CN110542704A (en) * | 2019-09-23 | 2019-12-06 | 华南理工大学 | automatic power testing machine for ultrathin heat pipe and working method of automatic power testing machine |
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| CN109946100A (en) * | 2019-03-27 | 2019-06-28 | 华南理工大学 | A kind of ultrathin heat pipe test fixture and its test method |
| CN109946100B (en) * | 2019-03-27 | 2023-12-05 | 华南理工大学 | Ultrathin heat pipe testing clamp and testing method thereof |
| CN110542704A (en) * | 2019-09-23 | 2019-12-06 | 华南理工大学 | automatic power testing machine for ultrathin heat pipe and working method of automatic power testing machine |
| CN110542704B (en) * | 2019-09-23 | 2023-12-12 | 华南理工大学 | Automatic power testing machine for ultrathin heat pipe and working method thereof |
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| CN102621177B (en) | 2014-12-17 |
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