CN106484001A - Cable high accuracy temperature control device on spacecraft thermal vacuum test star - Google Patents
Cable high accuracy temperature control device on spacecraft thermal vacuum test star Download PDFInfo
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- CN106484001A CN106484001A CN201510527323.0A CN201510527323A CN106484001A CN 106484001 A CN106484001 A CN 106484001A CN 201510527323 A CN201510527323 A CN 201510527323A CN 106484001 A CN106484001 A CN 106484001A
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- cell body
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Abstract
The invention discloses cable high accuracy temperature control device on a kind of vacuum thermal test star, it is made up of the temperature control tank splicing of some unit lengths, temperature control tank is mainly made up of temperature control groove body and cover plate, temperature control groove body includes interior cell body and outer cell body two parts, cover plate includes inner cover plate and outer cover plate two parts, inner cover plate and outer cover plate cover the top surface being located inside and outside cell body respectively, it is placed with some cable separating posts respectively on the side wall in portion and bottom surface in inside groove body, so that every cable separately to be placed in order, water jacket external surface is sticked and has heating plate, the temperature control of interior cell body is controlled by adjusting heating plate, interior cell body, mainly conducted heat by heat radiation between outer cell body, in guarantee, the temperature of cell body is uniform.Within the scope of on the many stars of the present invention, the cable temperature of cable is strict controlled in 40 DEG C ± 5 DEG C, unit cable controls within the scope of ± 2 DEG C along the temperature contrast in path.
Description
Technical field
The invention belongs to spacecraft thermal test technical field is and in particular to a kind of be used for spacecraft vacuum heat examination
Test cable high accuracy temperature control device on star under environment.
Background technology
In the vacuum thermal test of the especially most of telecommunication satellite of spacecraft, on a large amount of stars, cable is by space
Environment simulator is outer to be connected to satellite by the flange through walls being arranged on environment simulator.Spatial environmentss mould
Intending is the heat sink environment that radiation background temperature is less than -173 DEG C in device, is connected to defending by flange through walls
On many stars of nearly ten meters of distance of star, cable needs to carry out temperature control process.Right in model heat test in the past
The temperature control requirement of cable relatively low it is only necessary to cable temperature is controlled the routine use model at -10 DEG C -40 DEG C
Enclose, in test, multi-cable is put into winding multilamellar aluminizer in frock and carry out isothermal holding.
Upgrade to multichannel vector test system with part spacecraft payload ground testing system,
Amplitude-phase consistency requirement to cable radio frequency testing passage on star is very high, and phase of cable performance is with temperature
Change greatly.Ensure the accuracy of test signal transmission, need for cable temperature to be strict controlled in 40 DEG C
Within the scope of ± 5 DEG C, unit cable controls within the scope of ± 2 DEG C along the temperature contrast in path, temperature control essence
Degree greatly improved more in the past.Additionally, cable is band power heating cable on part star, simply wrapped in the past
The isothermal holding means of multilamellar aluminizer can not meet existing cable temperature control and require.
Therefore, in order to control in a high accuracy scope in spacecraft thermal vacuum test by cable on star,
Need cable high accuracy temperature control device on a set of vacuum thermal test star is installed in space simulator.Should
Cable on many stars of the nearly ten meters of distance being connected by flange through walls to satellite is placed wherein to enter by device
Row temperature control.Within the scope of cable temperature being strict controlled in 40 DEG C ± 5 DEG C during vacuum thermal test,
Unit cable controls within the scope of ± 2 DEG C along the temperature contrast in path, thus ensureing phase of cable on star
Stable performance, it is ensured that the accuracy of payload ground test, is greatly improved test accuracy and test level.
Content of the invention
The technical problem to be solved in the present invention is to provide cable high accuracy temperature control on a kind of vacuum thermal test star
Cable on many stars of the nearly ten meters of distance being connected by flange through walls to satellite can be placed it by device
In carry out temperature control.During vacuum thermal test can by cable temperature be strict controlled in 40 DEG C of ± 5 DEG C of scopes it
Interior, unit cable controls within the scope of ± 2 DEG C along the temperature contrast in path.
The present invention seeks to be achieved through the following technical solutions：
Cable high accuracy temperature control device on a kind of vacuum thermal test star, is spelled by the temperature control tank of some unit lengths
Connect composition, the temperature control tank of unit length is mainly made up of temperature control groove body and cover plate, and temperature control groove body includes
Interior cell body and outer cell body two parts, interior cell body, outer cell body are U-shape structure and interior cell body is nested in water jacket
In body, the apical side height of interior cell body is less than the apical side height of outer cell body, and the depth of interior cell body is put according to inside
On the star put, number of cables determines, the bottom of interior cell body and outer cell body is bolted to connection, both
Junction setting heat ray filter is to reduce heat conduction between the two；Cover plate includes inner cover plate and outer cover plate two
Point, inner cover plate lid is located at the top surface of interior cell body, and outer cover lid is located at the top surface of outer cell body, portion in inside groove body
Side wall and bottom surface on arranged side by side at certain intervals respectively have some cable separating posts, by every cable
Separately place in order, the exterior side wall of outer cell body arrange temperature control tank mounting interface for splicing temperature control tank,
Wherein, water jacket external surface is sticked heating plate coat the multilayer insulation assembly of 5 units, interior cell body
Temperature control mainly pass through to adjust and be pasted onto the heating plate in water jacket body surface face and be controlled, interior cell body,
Mainly conducted heat it is ensured that the temperature of interior cell body is uniform by heat radiation between outer cell body.
Wherein, interior cell body, outer cell body are made up of hard aluminium sheet.
Wherein, the thickness of hard aluminium sheet is 1-5mm.
Wherein, outer cell body is pitch-dark towards the surface spraying high emissivity of interior cell body, strengthens the spoke with interior cell body
Penetrate heat exchange.
Further, the overall inner surface of interior cell body and overall outer surface spraying high emissivity are pitch-dark, are used for
Radiation heat transfer between cell body and outer cell body and between interior cell body and cable in enhancing.
Wherein, heat ray filter is polyimides cushion block or fiberglass cushion block.
Wherein, inner cover plate, outer cover plate are pasted some thermocouples respectively and are carried out temperature monitoring.
Further, interior cell body, outer cell body are pasted some thermocouples respectively and are carried out temperature control and monitoring.
Wherein, distance and the number of cable separating post, electricity is determined according to the cable number of setting in inside groove body
Cable separates the distance between post and is slightly larger than cable size.
Wherein, cable separating post is made up of the screw with heat insulating mattress.
Wherein, heat insulating mattress is annulus or boss sleeve-shaped.
Cable high accuracy temperature control device on spacecraft thermal vacuum test star provided by the present invention, in Vacuum Heat
The many of nearly ten meters of distance of satellite can will be connected to by space simulator flange through walls during test
Within the scope of on root star, cable temperature is strict controlled in 40 DEG C ± 5 DEG C, unit cable is along the temperature in path
Degree difference controls within the scope of ± 2 DEG C, thus ensureing phase of cable stable performance on star it is ensured that effectively
The accuracy of load ground test, is greatly improved test accuracy and test level.
Brief description
Fig. 1 is cable high accuracy temperature control schematic device on the spacecraft thermal vacuum test star of the present invention.Its
In, 1. outer cover plate；2. inner cover plate；3. outer cell body；4. cell body in；5. cable separating post；6. cable；
7. temperature control tank mounting interface.
Fig. 2 is that on the spacecraft thermal vacuum test star of the present invention, cable high accuracy temperature control device Design on thermal insulation is shown
It is intended to.
Wherein, 8. cover plate heat insulating mattress；9. cell body heat insulating mattress；10. temperature regulating device installing plate heat insulating mattress.
Specific embodiment
Below in conjunction with the accompanying drawings to cable high accuracy temperature control device on the spacecraft thermal vacuum test star of the present invention
Be further described, that this explanation is merely exemplary it is no intended to limit the scope of the invention.
Referring to Fig. 1, Fig. 1 is cable high accuracy temperature control device on the spacecraft thermal vacuum test star of the present invention
Schematic diagram.This device includes temperature control tank, cover plate two large divisions.Temperature control groove body includes interior cell body and water jacket
Body two parts, interior cell body, outer cell body are U-shape structure and interior cell body is nested in outer cell body, interior cell body
It is bolted to connection with the bottom of outer cell body, both junction setting heat ray filters are to reduce both
Between heat conduction；Cover plate includes inner cover plate and outer cover plate two parts, and inner cover plate lid is located at the top surface of interior cell body,
Outer cover lid is located at the top surface of outer cell body.Cover plate is fastened on the outer cell body top of temperature control tank by outer cover plate,
This temperature regulating device is made to form the space of " airtight ".The side of outer cell body, bottom pass through screw or
The fixing temperature control tank mounting interface of rivet is for splicing and fixing this temperature regulating device.Inner cover plate and outer cover plate, interior
All by polyimides or politef between cell body and outer cell body, outer cell body and temperature control tank mounting interface
Heat insulating mattress is thermally shielded.The heating plate coat the multilamellar of 5 units additionally, water jacket external surface is sticked
Insulating assembly.
The cover plate of the present invention is located at the top of this temperature regulating device, and cover plate is mainly by outer cover plate and inner cover plate group
Become, inside and outside cover plate is made by 1mm hard aluminium sheet, and it is black that inside and outside lid surface all sprays high emissivity
Paint.Inside and outside cover board is bolted fixation, and polyimides cushion block or the glass of thick 3mm is installed in junction
Steel cushion block is used for heat-insulated.Inside and outside cover plate is pasted some thermocouples respectively and is carried out temperature monitoring.
The temperature control cell body of the present invention is mainly made up of outer cell body and interior cell body, and inside and outside cell body is by 1mm hard
Aluminium sheet is made, as shown in figure 1, inside and outside cell body is " U-shaped " structure, its depth is put according to inside
The number of cables put determines.Be bolted fixation between interior cell body and outer cell body, junction install every
Thermal reduces heat conduction therebetween.Water jacket external surface pastes heating plate according to power requirement and coats 5
Unit multi-layer insulating assembly, outer cell body is pitch-dark towards inside groove dignity spraying high emissivity.Inside and outside cell body divides
Do not paste some thermocouples and carry out temperature control and monitoring.Outer aluminum groove two ends are provided with temperature control tank installation and connect
Mouthful, for carrying out heat test by integral for unit length high accuracy temperature control groove connection group.
The cable separating post of the present invention is arranged on interior cell body, and the purpose of cable separating post is by every cable
Separately place in order, as shown in Figure 1.Cable number according to installing in inside groove body determines cable separating post
Distance and number, the distance between cable separating post is slightly larger than cable size, and cable separating post typically may be used
So that by carrying heat-insulated grommet screw to form, heat-insulated cushion material is generally polyimides or glass-reinforced plastic material, heat-insulated
Pad as boss sleeve-shaped, in case cable landing easily.
The temperature control tank mounting interface of the present invention is the hard aluminium sheet of 2mm-10mm, solid by screw or rivet
The side of fixed outer cell body, bottom.For splicing and fixing this temperature regulating device.
The heat-insulated mat structure reference picture 2 of the present invention, heat-insulated cushion material is polyimides or politef,
Thickness is generally annulus or the projection shape of 2mm-6mm.Heat insulating mattress is located at inner cover plate and outer cover plate, interior
Between cell body and outer cell body, outer cell body and temperature control tank mounting interface, reduce the heat conduction between each several part.
Using temperature control tank mounting interface, constituent parts length temperature control tank is linked to be entirety in spatial loop before use
It is fixed in the simulator of border.Cable on star is placed on by root between the cable separating post of interior cell body, point
The every cable of cable basic guarantee opening arrangement is to the radiation heat transfer ring being made up of interior cell body and inner cover plate
The ascent in border is roughly the same, and cable covers temperature control tank cover plate after the completion of placing.
Mainly the temperature controlling each cable is adjusted by the temperature of interior cell body during heat test, interior cell body
Temperature control is mainly carried out by adjusting the heating plate being pasted onto water jacket body surface face, inside and outside cell body it
Between conducted heat it is ensured that the temperature of interior cell body is uniform by heat radiation.By cell body in reasonable adjusting
Temperature cable temperature can be controlled in high accuracy scope.
Between cable in this device, interior cell body, inner cover plate, between interior cell body and outer cell body, inner cover plate with
All mainly conducted heat it is ensured that cable, interior cell body, the temperature of inner cover plate between outer cover plate by heat radiation
Degree uniformity.When carrying out vacuum thermal test, can be by cable temperature by the temperature of cell body in reasonable adjusting
Degree controls in high accuracy scope.
Although above the specific embodiment of the present invention being given with detailed description and illustrating, should refer to
Bright, we can carry out to above-mentioned embodiment various equivalent changing and repairing according to the conception of the present invention
Change, function produced by it still without departing from description and accompanying drawing covered spiritual when, all should this
Within the protection domain of invention.
Claims (10)
1. cable high accuracy temperature control device on a kind of vacuum thermal test star, by the temperature control tank of some unit lengths
Splicing composition, the temperature control tank of unit length is mainly made up of temperature control groove body and cover plate, temperature control groove body bag
Include interior cell body and outer cell body two parts, interior cell body, outer cell body are U-shape structure and interior cell body is nested in outward
In cell body, the apical side height of interior cell body is less than the apical side height of outer cell body, and the depth of interior cell body is according to inside
On the star placed, number of cables determines, the bottom of interior cell body and outer cell body is bolted to connection, both
Junction setting heat ray filter to reduce heat conduction between the two；Cover plate includes inner cover plate and outer cover plate two
Part, inner cover plate lid is located at the top surface of interior cell body, and outer cover lid is located at the top surface of outer cell body, in inside groove body
Arranged side by side at certain intervals respectively on the side wall in portion and bottom surface have some cable separating posts, by every electricity
Cable is separately placed in order, and in the exterior side wall of outer cell body, setting temperature control tank mounting interface is for splicing temperature control
Groove, wherein, water jacket external surface is sticked heating plate coat the multilayer insulation assembly of 5 units, interior
The temperature control of cell body is mainly controlled by adjusting the heating plate being pasted onto water jacket body surface face, inside groove
Mainly conducted heat it is ensured that the temperature of interior cell body is uniform by heat radiation between body, outer cell body.
2. cable high accuracy temperature control device on vacuum thermal test star as claimed in claim 1, wherein, interior
Cell body, outer cell body are made up of hard aluminium sheet.
3. cable high accuracy temperature control device on vacuum thermal test star as claimed in claim 2, wherein, firmly
The thickness of matter aluminium sheet is 1-5mm.
4. cable high accuracy temperature control device on the vacuum thermal test star as described in any one of claim 1-3,
Wherein, outer cell body is pitch-dark towards the surface spraying high emissivity of interior cell body, strengthens and changes with the radiation of interior cell body
Heat.
5. cable high accuracy temperature control device on vacuum thermal test star as claimed in claim 4, wherein, interior
The overall inner surface of cell body and overall outer surface spraying high emissivity are pitch-dark, for strengthening interior cell body and water jacket
Radiation heat transfer between body and between interior cell body and cable.
6. cable high accuracy temperature control device on the vacuum thermal test star as described in any one of claim 1-3,
Wherein, heat ray filter is polyimides cushion block or fiberglass cushion block.
7. cable high accuracy temperature control device on the vacuum thermal test star as described in any one of claim 1-3,
Wherein, inner cover plate, outer cover plate are pasted some thermocouples respectively and are carried out temperature monitoring.
8. cable high accuracy temperature control device on vacuum thermal test star as claimed in claim 7, wherein, interior
Cell body, outer cell body are pasted some thermocouples respectively and are carried out temperature control and monitoring.
9. cable high accuracy temperature control device on the vacuum thermal test star as described in any one of claim 1-3,
Wherein, distance and the number of cable separating post are determined according to the cable number of setting in inside groove body, cable divides
The distance between spacer post is slightly larger than cable size.
10. cable high accuracy temperature control device on the vacuum thermal test star as described in any one of claim 1-3,
Wherein, cable separating post is made up of the screw with heat insulating mattress, and heat insulating mattress is boss sleeve-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510527323.0A CN106484001B (en) | 2015-08-25 | 2015-08-25 | Cable high accuracy temperature control device on spacecraft thermal vacuum test star |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510527323.0A CN106484001B (en) | 2015-08-25 | 2015-08-25 | Cable high accuracy temperature control device on spacecraft thermal vacuum test star |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106484001A true CN106484001A (en) | 2017-03-08 |
| CN106484001B CN106484001B (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510527323.0A Expired - Fee Related CN106484001B (en) | 2015-08-25 | 2015-08-25 | Cable high accuracy temperature control device on spacecraft thermal vacuum test star |
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| Country | Link |
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| CN (1) | CN106484001B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108563263A (en) * | 2017-12-13 | 2018-09-21 | 太原航空仪表有限公司 | A kind of heating device for air environment |
| CN113237681A (en) * | 2021-04-26 | 2021-08-10 | 北京卫星环境工程研究所 | Vacuum thermal test spacecraft levelness measuring device |
| CN113763844A (en) * | 2021-08-31 | 2021-12-07 | 上海卫星工程研究所 | Red flag mark for Mars detection and mounting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205132A (en) * | 1992-06-12 | 1993-04-27 | Thermonics Incorporated | Computer-implemented method and system for precise temperature control of a device under test |
| US5520329A (en) * | 1994-04-01 | 1996-05-28 | Chevron Research And Technology Company, A Division Of Chevron U.S.A. Inc. | Method and apparatus for compensating for environmental effect |
| CN102765488A (en) * | 2012-08-01 | 2012-11-07 | 北京卫星环境工程研究所 | Ordinary-pressure thermal test system and method of manned spacecraft |
| CN102768548A (en) * | 2012-07-25 | 2012-11-07 | 北京卫星环境工程研究所 | Heat sink temperature control system and method for thermal vacuum test |
| CN104571217A (en) * | 2014-11-14 | 2015-04-29 | 中国科学院力学研究所 | Thermal vacuum test temperature control method and system for spacecraft |
-
2015
- 2015-08-25 CN CN201510527323.0A patent/CN106484001B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205132A (en) * | 1992-06-12 | 1993-04-27 | Thermonics Incorporated | Computer-implemented method and system for precise temperature control of a device under test |
| US5520329A (en) * | 1994-04-01 | 1996-05-28 | Chevron Research And Technology Company, A Division Of Chevron U.S.A. Inc. | Method and apparatus for compensating for environmental effect |
| CN102768548A (en) * | 2012-07-25 | 2012-11-07 | 北京卫星环境工程研究所 | Heat sink temperature control system and method for thermal vacuum test |
| CN102765488A (en) * | 2012-08-01 | 2012-11-07 | 北京卫星环境工程研究所 | Ordinary-pressure thermal test system and method of manned spacecraft |
| CN104571217A (en) * | 2014-11-14 | 2015-04-29 | 中国科学院力学研究所 | Thermal vacuum test temperature control method and system for spacecraft |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108563263A (en) * | 2017-12-13 | 2018-09-21 | 太原航空仪表有限公司 | A kind of heating device for air environment |
| CN113237681A (en) * | 2021-04-26 | 2021-08-10 | 北京卫星环境工程研究所 | Vacuum thermal test spacecraft levelness measuring device |
| CN113763844A (en) * | 2021-08-31 | 2021-12-07 | 上海卫星工程研究所 | Red flag mark for Mars detection and mounting method |
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| Publication number | Publication date |
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| CN106484001B (en) | 2018-03-16 |
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