CN205209305U - Be adapted to high -efficient cooling system of little space, multiple spot heat source - Google Patents
Be adapted to high -efficient cooling system of little space, multiple spot heat source Download PDFInfo
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- CN205209305U CN205209305U CN201520616702.2U CN201520616702U CN205209305U CN 205209305 U CN205209305 U CN 205209305U CN 201520616702 U CN201520616702 U CN 201520616702U CN 205209305 U CN205209305 U CN 205209305U
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- plate evaporators
- heat exchanger
- heat
- heat pipe
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Abstract
The utility model discloses a be adapted to high -efficient cooling system of little space, multiple spot heat source belongs to aerospace heat accuse technical field. The system includes loop heat pipe capillary pump, steam pipework, liquid pipeline, condensation heat exchanger and dull and stereotyped evaporimeter, the heat heating of loop heat pipe capillary pump utilization initiative heater and make loop heat pipe capillary pump in the working medium evaporation, through the condensation of steam pipework to condensation heat exchanger, the heat that the little space interior point heat source of dull and stereotyped evaporimeter internal absorption was got back to to fluid passage liquid pipeline after the condensation evaporates once more, the condensation of condensation heat exchanger is got back to once more to working medium, flows back after the condensation to loop heat pipe capillary pump and accomplishes a refrigeration cycle, the cooling circuit who establishes ties and comprise dull and stereotyped evaporimeter, steam pipework, condensation heat exchanger, liquid pipeline more than one set or one set between condensation heat exchanger and loop heat pipe capillary pump then can further increase the heat that carries. The utility model discloses can realize the high -efficient heat dissipation in the little space.
Description
Technical field
Utility model relates to a kind of cooling system, is specifically related to a kind of high efficiency and heat radiation system being adapted to have in little space multi-point heat sources, belongs to Aero-Space thermal control technical field.
Background technology
Along with the development of electronic technology, electronic device integration degree is more and more higher, its caloric value is increasing, increasing thus causing installing space more and more less along with electronic device quantity, in electronic device, the heat dissipation problem of numerous heat point source becomes its technical bottleneck that is integrated and upgrading of restriction.
Radiating mode conventional at present comprises air-cooled and single-phase water-cooling pattern, and air-cooled defect is to take limited space resources, meanwhile, if in aerospace field, because rarefaction of air cannot adopt this methods for cooling; Pump drives the flow restriction that Fluid for Single-phase Fluid Loop System scheme is subject to mechanical pump, and cannot solve the radiating requirements of high-power phased array antenna, the reliability and stability of mechanical pump long-term work is poor simultaneously, and usually needs repairing.
Utility model content
In view of this, the utility model provides a kind of high efficiency and heat radiation system being adapted to little space, multi-point heat sources, and system takes away the heat of heat point source with the form of circulating and evaporating condensation, realizes the high efficiency and heat radiation in little space thus.
Be adapted to a high efficiency and heat radiation system for little space, multi-point heat sources, this system comprises loop circuit heat pipe capillary pump, steam pipework, liquid line, condensing heat exchanger and flat-plate evaporators;
Described loop circuit heat pipe capillary pump utilizes the heat of active heated device to heat and the working medium in loop circuit heat pipe capillary pump is evaporated, through steam pipework to condensing heat exchanger condensation, condensed liquid is got back in flat-plate evaporators by liquid line the heat absorbing heat point source in little space and is again evaporated, working medium gets back to condensing heat exchanger condensation again, is back to loop circuit heat pipe capillary pump and completes a cool cycles after condensation; Connect between condensing heat exchanger and loop circuit heat pipe capillary pump a set of or a set of more than the cooling circuit that is made up of flat-plate evaporators, steam pipework, condensing heat exchanger, liquid line, then can increase the heat carried further.
Further, can utilize in electronic device and carry out reheat loop heat pipe capillary pump without the heat point source of space constraint, save the power of active heated device.
Beneficial effect:
1, the utility model adopts loop circuit heat pipe capillary pump to be drive source, compared with mechanical pump, and movement-less part, reliability is high; Loop heat pipe capillary core has the driving force of tens thousand of handkerchief, can inverse gravity and overlond running, simultaneously long transmission distance.
2, whole system of the present utility model is the closed system of welding, and Maintenance free, has very high reliability and stability relative to mechanical pump.
3, the two phase heat-radiation system temperature maneuverability of the utility model employing is good, makes evaporimeter and condensing heat exchanger have higher heat exchange efficiency.
4, the loop circuit heat pipe transfer line that the utility model adopts is annealing stainless steel flexible hose, facilitates layout.
Accompanying drawing explanation
Fig. 1,2 is cooling system integral layout structural representation in phased array antenna in the utility model embodiment;
Fig. 3 is heat radiation closed circuit schematic diagram of the present utility model.
Wherein, 1-loop circuit heat pipe capillary pump, 2-condensing heat exchanger, 3-first flat-plate evaporators, 4-second flat-plate evaporators, 5-the 3rd flat-plate evaporators, 6-the 4th flat-plate evaporators, 7-the 5th flat-plate evaporators; 8-process auxiliary drive heater, 9-power module, 10-the one ka module, 11-the 2nd ka module, 12-ku module.
Detailed description of the invention
To develop simultaneously embodiment below in conjunction with accompanying drawing, the utility model is described in detail.
As shown in figure 1 and 2, the utility model is adopted to dispel the heat to the power amplifier module in phased array antenna and power module and heat point source; Due to the small volume of phased array antenna assembly, power is comparatively large, and polylith thermal source works simultaneously, as the power amplifier module of unmanned plane phased array antenna and the overall heat consumption of power module reach 1000W at present.
Cooling system of the present utility model comprises loop circuit heat pipe capillary pump 1, steam pipework, liquid line, condensing heat exchanger 2, first flat-plate evaporators 3, second flat-plate evaporators 4, the 3rd flat-plate evaporators 5, the 4th flat-plate evaporators 6, the 5th flat-plate evaporators 7 and process auxiliary drive heater 8; Ancillary equipment is the power module 9 of phased array antenna, a ka module 10, the 2nd ka module 11 and ku module 12;
Wherein, loop heat pipe evaporator and loop circuit heat pipe reservoir is comprised in described loop circuit heat pipe capillary pump 1; Two pipe interface ends on described condensing heat exchanger 2 on same level height are one group, and one of them is arrival end, and one is the port of export;
Annexation between above-mentioned parts is: the power module 9 of described loop heat pipe evaporator and phased array antenna is fitted and is installed together, and process auxiliary drive heater 8 is pasted onto in the loop heat pipe evaporator in loop circuit heat pipe capillary pump 1 and provides extra driving heat; To fit respectively in two sides of a described ka module 10 installation first flat-plate evaporators 3 and the second flat-plate evaporators 4, fit side laminating installation the 5th flat-plate evaporators 7 of installation the 3rd flat-plate evaporators 5 and the 4th flat-plate evaporators 6, described ku module 12 respectively in two sides of described 2nd ka module 11;
Loop heat pipe evaporator is connected with the first arrival end of condensing heat exchanger 2 by steam pipework, first port of export of condensing heat exchanger is connected by the arrival end of liquid line with described first flat-plate evaporators 3, the port of export of the first flat-plate evaporators 3 is connected with the second arrival end of condensing heat exchanger 2 by steam pipework, second port of export of condensing heat exchanger 2 is connected by the arrival end of liquid line with the second flat-plate evaporators 4, the port of export of the second flat-plate evaporators 4 is connected with the 3rd arrival end of condensing heat exchanger 2 by steam pipework, 3rd port of export of condensing heat exchanger 2 is connected by the arrival end of liquid line with the 3rd flat-plate evaporators 5, the port of export of the 3rd flat-plate evaporators 5 is connected with the 4th arrival end of condensing heat exchanger 2 by steam pipework, 4th port of export of condensing heat exchanger 2 is connected by the arrival end of liquid line with the 4th flat-plate evaporators 6, the port of export of the 4th flat-plate evaporators 6 is connected by the arrival end of steam pipework with the 5th flat-plate evaporators, the outlet of the 5th flat-plate evaporators 7 is connected with the 5th road entrance of condensing heat exchanger 2 by steam pipework, 5th way outlet of last condensing heat exchanger 2 is connected with loop circuit heat pipe reservoir by liquid line.
As shown in Figure 3, heat control system of the present utility model has two kinds of mode of operations:
1:Ku module work
After in loop circuit heat pipe capillary pump 1, liquid working substance absorbs power module 9 heat and process auxiliary drive heater 8 evaporation, liquid is condensed at condensing heat exchanger 2, because now a ka module 10 and the 2nd ka module 11 all do not work, worker quality liquid order flows back into the first flat-plate evaporators 3, second flat-plate evaporators 4, 3rd flat-plate evaporators 5, 4th flat-plate evaporators 6, then flow through the 5th flat-plate evaporators 7 and absorb Ku module heat 12, working medium is by thermal evaporation, liquid is condensed in condensing heat exchanger 2, finally get back in loop circuit heat pipe capillary pump 1, form a resistant-walled two-phase cycle cooling system.
2:Ka module work
After in loop circuit heat pipe capillary pump 1, liquid working substance absorbs power module 9 heat and process auxiliary drive heater 8 evaporation, liquid is condensed at condensing heat exchanger 2, because Ku module 12 does not work, liquid stream absorbs Ka module 10 heat of vaporization through the first flat-plate evaporators 3, again get back to condensing heat exchanger 2 condensation, then flow to the second flat-plate evaporators 4 to absorb the remaining heat of a Ka module 10 and again evaporate, get back to condensing heat exchanger 2 condensation, receive the 2nd Ka module 11 heat to the 3rd flat-plate evaporators 5 and get back to condensing heat exchanger 2 condensation after secondary evaporator again, the remaining heat of vaporization of the 2nd Ka module 11 is received through the 4th flat-plate evaporators 6, return condensing heat exchanger 2 condensation, finally get back in loop circuit heat pipe capillary pump 1, form a set of resistant-walled two phase heat-radiation system.
After heat radiation device for loop heat pipe completes, experienced by the test under following operating mode:
● operating mode 1: ground working and room temperature operating mode;
● operating mode 2 :-55 DEG C, ground work operating mode;
● operating mode 3: low-temperature storage operating mode;
● operating mode 4: high-temperature storage operating mode;
● operating mode 5: 70 DEG C, ground work operating mode;
● operating mode 6: temperature shock operating mode;
● operating mode 7:18000m (air pressure 75Pa) ,-55 DEG C of work operating modes;
● operating mode 8:21350m (air pressure 44.6Pa) ,-55 DEG C of work operating modes;
● operating mode 9:15250m (air pressure 116Pa), 36 DEG C of work operating modes;
● operating mode 10:21350m (air pressure 44.6Pa), 10 DEG C of work operating modes;
● operating mode 11:3 directional acceleration test;
● operating mode 12:3 direction mechanical test.
From result of the test, heat radiation device for loop heat pipe is in the hot property test of operating mode 1 ~ operating mode 10, stable.Stable in the acceleration test in 3 directions.Meanwhile, after the mechanical test in 3 directions, product appearance, leak rate and hot property index all meet the demands.
In sum, these are only preferred embodiment of the present utility model, be not intended to limit protection domain of the present utility model.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. one kind is adapted to the high efficiency and heat radiation system of little space, multi-point heat sources, it is characterized in that, comprise loop circuit heat pipe capillary pump (1), steam pipework, liquid line, condensing heat exchanger (2), the first flat-plate evaporators (3), the second flat-plate evaporators (4), the 3rd flat-plate evaporators (5), the 4th flat-plate evaporators (6), the 5th flat-plate evaporators (7) and process auxiliary drive heater (8); Ancillary equipment is the power module (9) of phased array antenna, a ka module (10), the 2nd ka module (11) and ku module (12);
Wherein, loop heat pipe evaporator and loop circuit heat pipe reservoir is comprised in described loop circuit heat pipe capillary pump (1); Two pipe interface ends on the upper same level height of described condensing heat exchanger (2) are one group, and one of them is arrival end, and one is the port of export;
Annexation between above-mentioned parts is: the power module (9) of described loop heat pipe evaporator and phased array antenna is fitted and is installed together, and process auxiliary drive heater (8) is pasted onto in the loop heat pipe evaporator in loop circuit heat pipe capillary pump (1) and provides extra driving heat; To fit respectively in two sides of a described ka module (10) installation first flat-plate evaporators (3) and the second flat-plate evaporators (4), fit side laminating installation the 5th flat-plate evaporators (7) of installation the 3rd flat-plate evaporators (5) and the 4th flat-plate evaporators (6), described ku module (12) respectively in two sides of described 2nd ka module (11);
Loop heat pipe evaporator is connected by first arrival end of steam pipework with condensing heat exchanger (2), first port of export of condensing heat exchanger is connected by the arrival end of liquid line with described first flat-plate evaporators (3), the port of export of the first flat-plate evaporators (3) is connected by second arrival end of steam pipework with condensing heat exchanger (2), second port of export of condensing heat exchanger (2) is connected by the arrival end of liquid line with the second flat-plate evaporators (4), the port of export of the second flat-plate evaporators (4) is connected with the 3rd arrival end of condensing heat exchanger (2) by steam pipework, 3rd port of export of condensing heat exchanger (2) is connected by the arrival end of liquid line with the 3rd flat-plate evaporators (5), the port of export of the 3rd flat-plate evaporators (5) is connected with the 4th arrival end of condensing heat exchanger (2) by steam pipework, 4th port of export of condensing heat exchanger (2) is connected by the arrival end of liquid line with the 4th flat-plate evaporators (6), the port of export of the 4th flat-plate evaporators (6) is connected by the arrival end of steam pipework with the 5th flat-plate evaporators, the outlet of the 5th flat-plate evaporators (7) is connected with the 5th road entrance of condensing heat exchanger (2) by steam pipework, 5th way outlet of last condensing heat exchanger (2) is connected with loop circuit heat pipe reservoir by liquid line.
2. be adapted to the high efficiency and heat radiation system of little space, multi-point heat sources as claimed in claim 1, it is characterized in that, utilize in electronic device and carry out reheat loop heat pipe capillary pump without the heat point source of space constraint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520616702.2U CN205209305U (en) | 2015-08-14 | 2015-08-14 | Be adapted to high -efficient cooling system of little space, multiple spot heat source |
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| CN201520616702.2U CN205209305U (en) | 2015-08-14 | 2015-08-14 | Be adapted to high -efficient cooling system of little space, multiple spot heat source |
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| CN205209305U true CN205209305U (en) | 2016-05-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018191834A1 (en) * | 2017-04-19 | 2018-10-25 | 北京空间飞行器总体设计部 | Flat loop heat pipe-based notebook computer cooling system |
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2015
- 2015-08-14 CN CN201520616702.2U patent/CN205209305U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018191834A1 (en) * | 2017-04-19 | 2018-10-25 | 北京空间飞行器总体设计部 | Flat loop heat pipe-based notebook computer cooling system |
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