CN112531597A - Method for laying cable bundle for fan-shaped flexible solar cell array - Google Patents
Method for laying cable bundle for fan-shaped flexible solar cell array Download PDFInfo
- Publication number
- CN112531597A CN112531597A CN202011450234.8A CN202011450234A CN112531597A CN 112531597 A CN112531597 A CN 112531597A CN 202011450234 A CN202011450234 A CN 202011450234A CN 112531597 A CN112531597 A CN 112531597A
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- China
- Prior art keywords
- cable
- cable bundle
- bundle
- fixing clamp
- solar cell
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- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 230000009467 reduction Effects 0.000 claims abstract description 5
- 239000012774 insulation material Substances 0.000 claims abstract description 3
- 239000004642 Polyimide Substances 0.000 claims description 8
- 229920001721 polyimide Polymers 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 8
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a cable bundle laying method for a fan-shaped flexible solar cell array, which comprises the following steps: an I-shaped forming step of a cable fixing clamp, wherein a cable bundle is fixed through the cable fixing clamp; a cable fixing clip bonding step of bonding the cable fixing clip to a substrate; a cable bundle binding step, wherein the cable bundle is bound; a cable bundle secondary insulation step, wherein an insulation material is coated outside the cable bundle; and a shear stress reduction implementation step for reducing the shear stress of the cable bundle between the adjacent cable fixing clips. The method has the advantages that the thickness of 80 wires applied to the whole solar cell array is not more than 5mm after the laying and fixing of the wires are finished, and the flat routing of the cable bundle is realized, so that the flat requirement of the fan-shaped flexible solar cell array is met; the I-shaped cable fixing clamp is fixed on the solar panel in a sticking mode, the implementation process is simple, and the requirement on a substrate interface is low.
Description
Technical Field
The invention belongs to the technical field of space power supplies, and particularly relates to a cable bundle laying method for a fan-shaped flexible solar cell array.
Background
The solar cell array is used as a main power supply of a satellite (detector), and solar energy is converted into electric energy by utilizing the photovoltaic effect of the solar cell, and the electric energy is transmitted to the power supply control equipment through a cable arranged on the solar cell array to supply power to a load of the whole device and charge the storage battery pack.
For a commonly used rigid solar cell array, cables responsible for transmitting electric energy are mounted on the back surface of a substrate, and there is enough space (more than 15 mm) for cable laying and fixing (fig. 1). For the fan-shaped unfolded solar cell array (figure 2), the folding volume and the folding mode are limited, so that the thickness of the laid and fixed cable bundle must be limited within a certain size to avoid the interference of the cable bundle and the unfolding/folding mechanism, and the normal folding and unfolding of the fan-shaped solar cell array can be ensured.
Disclosure of Invention
The invention aims to provide a method for laying a cable bundle for a fan-shaped flexible solar cell array, which is particularly suitable for fixing the cable bundle of the fan-shaped flexible solar cell array.
In order to solve the technical problems, the invention adopts the technical scheme that: a cable bundle laying method for a fan-shaped flexible solar cell array comprises the following steps:
an I-shaped forming step of a cable fixing clamp, wherein a cable bundle is fixed through the cable fixing clamp;
a cable fixing clip bonding step of bonding the cable fixing clip to a substrate;
a cable bundle binding step, wherein the cable bundle is bound;
a cable bundle secondary insulation step, wherein an insulation material is coated outside the cable bundle;
and a shear stress reduction implementation step for reducing the shear stress of the cable bundle between the adjacent cable fixing clips.
Further, the cable fixing clamp is formed in an I shape: and fixing the cable bundle by using the cable fixing clamp, and limiting the height of the cable bundle within the height range of the cable fixing clamp.
Furthermore, the cable fixing clamp is an I-shaped cable fixing clamp, the cable bundle passes through gaps on two sides of the I-shaped cable fixing clamp, and the height of the cable bundle is fixed and limited between the upper end face and the lower end face of the I-shaped cable fixing clamp.
Further, the height between the upper end surface and the lower end surface is not more than 4.6 mm;
two sides of the cable bundle fixing clamp respectively penetrate through one cable bundle, the cable bundle comprises 10 cables, and the solar cell array comprises 80 cables.
Further, the cable fixing clamp bonding step: the cable fixing clamp is adhered to the substrate by conductive adhesive, and the adhesion strength of the adhesion process of the cable fixing clamp is more than 100N/cm2。
Furthermore, the cable fixing clamp is pasted on the base plates at two ends of the solar wing.
Further, the cable bundle binding step: and 2 bundles of the cable bundles on two sides of the cable fixing clamp are bound by adopting an 8-shaped winding binding method, and the cable bundles and the cable fixing clamp are bound by adopting the 8-shaped winding binding method.
Further, the cable bundle secondary insulation step: the insulating material is polyimide adhesive tape.
Further, the polyimide adhesive tape is wound at the contact position of the cable bundle and the cable fixing clamp.
Further, the step of reducing the shear stress is implemented as follows: the cable bundle between two adjacent cable fixing clamps is routed in an arc shape, so that the cable bundle between two adjacent cable fixing clamps has a length allowance.
Due to the adoption of the technical scheme, the method has the following advantages:
1. by adopting the method, the thickness of 80 leads applied to the whole solar cell array is not more than 5mm after the laying and fixing of the leads are finished, and the flat routing of the cable bundle is realized, so that the flat requirement of the fan-shaped flexible solar cell array is met;
2. the I-shaped cable fixing clamp is fixed on the solar panel in a sticking mode, the implementation process is simple, and the requirement on a substrate interface is low;
3. meanwhile, the secondary insulation requirement and the stress reduction requirement when the space solar cell array cable bundle is fixed can be met, and the binding requirement of space cables is met; the cables are bundled and routed, risks such as flying wires and jumper wires are avoided, and the appearance is neat;
4. the implementation process is simple, the appearance is neat, and the problem of fixing the fan-shaped flexible solar cell array cable bundle is solved.
Drawings
FIG. 1 is a schematic view of the unfolded state of a fanned solar cell array according to the present invention;
FIG. 2 is an overall schematic view of a cable retaining clip according to one embodiment of the present invention;
FIG. 3 is a general schematic view of a cable bundle tie according to one embodiment of the present invention;
FIG. 4 is a partial assembly schematic of one embodiment of the present invention;
FIG. 5 is a schematic view of the overall assembly of one embodiment of the present invention.
In the figure:
1. cable fixing clamp 2, cable bundle 3 and cable
4. Substrate 5 and polyimide tape
Detailed Description
The invention is further illustrated by the following examples and figures:
in an embodiment of the present invention, as shown in fig. 2 to 5, a cable harness laying method for a fan-shaped flexible solar cell array includes: h-shaped forming of the cable fixing clamp; a cable fixing clamp bonding step; binding a cable bundle; a cable bundle secondary insulation step and a shear stress reduction implementation step.
As shown in fig. 2 and 4, the h-shaped forming step of the cable fixing clip includes: the cable bundle is fixed by the cable fixing clamp 1, and the height of the cable bundle 2 is limited within the height range of the cable fixing clamp 1, so that the flat laying of the cable bundle is realized.
As shown in fig. 2, in the cable fixing clip 1, the cable fixing clip 1 is i-shaped, 10 cables 3 respectively pass through gaps on each side of the i-shaped cable fixing clip 1, that is, two cable bundles 2 and 10 cables 3 in total pass through each cable fixing clip 1, and the solar cell array includes 4 groups of cable bundles 2. Considering the requirement of the fan-shaped flexible solar cell array on flattening of the cable bundle 2, the height of the cable bundle 2 is not more than 5mm, and if the height of the cable bundle 2 exceeds 5mm, interference is easily caused on folding of the fan-shaped unfolded solar cell array. Therefore, the height of the preferred cable fixing clamp 1 used in the I-shaped forming method of the cable fixing clamp is 4.6mm, the height of the cable bundle 2 is fixed and limited between the upper end face and the lower cross section of the I-shaped cable fixing clamp 1, the height of the upper end face and the height of the lower end face are 0.8mm, namely the height through which the cable bundle 2 can penetrate between the upper end face and the lower end face is 3mm, the cable 3 is fixed, meanwhile, the height of the cable bundle 2 can be limited within the height range of the cable fixing clamp 1, namely, the height is not more than 4.6mm, the problem that the cable 3 is not easy to form and possibly exceeds the index requirement of 5mm is solved, the cable bundle 2 is flatly wired, and the requirement for flatting the sector flexible solar cell array is met.
As shown in fig. 4-5, the cable fixing clip bonding step is: the cable fixing clamp 1 connected with the cable bundle 2 is adhered to the base plates 4 at two ends of the solar wing by adopting conductive adhesive, wherein the adhering position is the upper end surface or the lower section of the cable fixing clamp 1, and the adhesive strength of the adhesive process of the cable fixing clamp 1 is more than 100N/cm2The cable fixing clamp 1 can be firmly fixed, the cable fixing clamp does not fall off even in the mechanical environment with the acceleration of more than 10 g/square meter, rocket vibration and the like in the launching process of the spacecraft, the I-shaped cable fixing clamp 1 is fixed on the solar panel in a sticking mode, the implementation process is simple, and the requirement on the interface of the substrate 4 is low.
As shown in fig. 3-5, the cable bundle binding step is: the two bundles of cable bundles 2 on two sides of the cable fixing clamp 1 are bound by adopting an 8-shaped winding binding method, and the cable bundles 2 are respectively bound on the cable fixing clamp 1 by adopting the 8-shaped winding binding method. With the ligature of fixation clamp both sides cable harness 2 on cable fixation clamp 1, can prevent that cable harness 2 is loose, avoid and the cable fixation clamp 1 breaks away from, increased steadiness and security, cable 3 bunches into bundles and walks the line simultaneously, risk such as no fly line, wire jumper, the outward appearance is clean and tidy.
As shown in fig. 4-5, the cable bundle secondary insulation step: winding a polyimide tape 5 on the cable bundle 2; the polyimide adhesive tape 5 is wound at the contact position of the cable bundle 2 and the cable fixing clamp 1. The polyimide adhesive tape 5 is wound on the cable bundle 2 to prevent the cable bundle 2 from being damaged due to friction between the cable bundle 2 and the metal fixing clamp, so that the power supply safety of a product is affected.
The implementation steps for reducing the shear stress are as follows: the cable bundle 2 between two adjacent cable fixation clamps 1 adopts the arc to walk the line, guarantees that the cable bundle 1 between two adjacent cable fixation clamps 1 has sufficient length surplus, avoids taking place the thermal barrier shrinkage at the high low temperature of rail, takes place cracked risk under the alternating stress, compromises technology demands such as secondary insulation and destressing simultaneously, satisfies the ligature requirement of space cable.
The invention is mainly applied to the flat laying of the cable bundle 2 on the fan-shaped flexible solar cell array, as shown in figure 1, the fan-shaped flexible solar cell array is sequentially unfolded from the folded state to the unfolded state from left to right, the fan-shaped flexible solar cell array is composed of 10 solar cell blankets, each blanket is provided with 1 cell circuit, the fan-shaped flexible solar cell array is pasted on the solar blankets by using cell sheets, and the cables 3 are fixed on the fixed substrates 4 at the two ends of the solar wing; each circuit output cable bundle consists of 4 positive electrodes and 4 negative electrodes, the total wing power wires account for 80, namely the total 80 cables 3, and after the 80 conductive cables 2 are bundled into a bundle, the diameter of the whole cable bundle is 11mm, which far exceeds the requirement of flat laying.
By adopting the method, the requirement of flattening the cable bundle and the limitation of the laying space are comprehensively considered, the cable bundle is divided into 4 groups of multiplied by 2 bundles for wiring, and the H-shaped cable fixing clamp with the height of 4.6mm is designed, so that the thickness of 80 leads applied to the whole solar cell array is not more than 5mm after the laying and fixing of the 80 leads are finished, and the requirements of secondary insulation and shearing stress when the cable bundle of the space solar cell array is fixed can be met.
The implementation process of this patent technique need use special worker style of calligraphy cable fixation clamp, uses specialized tool auxiliary cable to restraint and walks the line, adopts 8 style of calligraphy ligature wire winding modes, makes the fixed realization of cable bundle flattening, and the cable is fixed firm, walks the line outward appearance clean and tidy, implements simple process, outward appearance clean and tidy, compromise characteristics such as secondary insulation and shear stress, has solved the fixed difficult problem of fan-shaped flexible solar array cable harness.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. A cable bundle laying method for a fan-shaped flexible solar cell array is characterized by comprising the following steps:
an I-shaped forming step of a cable fixing clamp, wherein a cable bundle is fixed through the cable fixing clamp;
a cable fixing clip bonding step of bonding the cable fixing clip to a substrate;
a cable bundle binding step, wherein the cable bundle is bound;
a cable bundle secondary insulation step, wherein an insulation material is coated outside the cable bundle;
and a shear stress reduction implementation step for reducing the shear stress of the cable bundle between the adjacent cable fixing clips.
2. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 1, wherein the cable fixing clamp is formed in an I shape: and fixing the cable bundle by using the cable fixing clamp, and limiting the height of the cable bundle within the height range of the cable fixing clamp.
3. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 2, wherein the cable fixing clamp is an I-shaped cable fixing clamp, the cable bundle passes through gaps at two sides of the I-shaped cable fixing clamp, and the height of the cable bundle is fixed and limited between the upper end surface and the lower end surface of the I-shaped cable fixing clamp.
4. The method for laying the cable bundles for the fan-shaped flexible solar cell array according to claim 3, wherein the height between the upper end surface and the lower end surface is not more than 4.6 mm;
two sides of the cable bundle fixing clamp respectively penetrate through one cable bundle, the cable bundle comprises 10 cables, and the solar cell array comprises 80 cables.
5. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 1, wherein the cable fixing clip bonding step comprises: the cable fixing clamp is adhered to the substrate by conductive adhesive, and the adhesion strength of the adhesion process of the cable fixing clamp is more than 100N/cm2。
6. The method as claimed in claim 1, wherein the cable fixing clips are adhered to the base plates at two ends of the solar wing.
7. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 1, wherein the cable bundle binding step comprises: and 2 bundles of the cable bundles on two sides of the cable fixing clamp are bound by adopting an 8-shaped winding binding method, and the cable bundles and the cable fixing clamp are bound by adopting the 8-shaped winding binding method.
8. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 1, wherein the method comprises the following steps: the cable bundle secondary insulation step: the insulating material is polyimide adhesive tape.
9. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 8, wherein the method comprises the following steps: the polyimide adhesive tape is wound at the contact position of the cable bundle and the cable fixing clamp.
10. The method for laying the cable bundle for the fan-shaped flexible solar cell array according to claim 1, wherein the method comprises the following steps: the step of reducing the shear stress is implemented as follows: the cable bundle between two adjacent cable fixing clamps is routed in an arc shape, so that the cable bundle between two adjacent cable fixing clamps has a length allowance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450234.8A CN112531597B (en) | 2020-12-11 | 2020-12-11 | Method for laying cable bundle for fan-shaped flexible solar cell array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450234.8A CN112531597B (en) | 2020-12-11 | 2020-12-11 | Method for laying cable bundle for fan-shaped flexible solar cell array |
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| Publication Number | Publication Date |
|---|---|
| CN112531597A true CN112531597A (en) | 2021-03-19 |
| CN112531597B CN112531597B (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011450234.8A Active CN112531597B (en) | 2020-12-11 | 2020-12-11 | Method for laying cable bundle for fan-shaped flexible solar cell array |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1216869A (en) * | 1997-09-10 | 1999-05-19 | 佳能株式会社 | Solar cell module, enclosure with solar cells, enclosure installation method, and solar cell system |
| CN101997284A (en) * | 2009-08-20 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Fixed cable tie |
| WO2013050064A1 (en) * | 2011-10-04 | 2013-04-11 | Telefonaktiebolaget L M Ericsson (Publ) | Stackable cable clamp |
| CN104241419A (en) * | 2014-08-28 | 2014-12-24 | 上海空间电源研究所 | Thin film type semi-rigid solar cell array and manufacturing method thereof |
| CN205605247U (en) * | 2016-04-29 | 2016-09-28 | 陕西华彬煤业股份有限公司 | A hold in palm cable groove that is used for colliery to combine digging electromechanical cable |
| CN106452300A (en) * | 2016-11-30 | 2017-02-22 | 上海卫星工程研究所 | Light low-cost substrate for moonlet solar battery array |
| CN210577540U (en) * | 2019-10-17 | 2020-05-19 | 东莞富迪电子有限公司 | Wire and cable is with pencil subassembly that has limit structure |
-
2020
- 2020-12-11 CN CN202011450234.8A patent/CN112531597B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1216869A (en) * | 1997-09-10 | 1999-05-19 | 佳能株式会社 | Solar cell module, enclosure with solar cells, enclosure installation method, and solar cell system |
| CN101997284A (en) * | 2009-08-20 | 2011-03-30 | 鸿富锦精密工业（深圳）有限公司 | Fixed cable tie |
| WO2013050064A1 (en) * | 2011-10-04 | 2013-04-11 | Telefonaktiebolaget L M Ericsson (Publ) | Stackable cable clamp |
| CN104241419A (en) * | 2014-08-28 | 2014-12-24 | 上海空间电源研究所 | Thin film type semi-rigid solar cell array and manufacturing method thereof |
| CN205605247U (en) * | 2016-04-29 | 2016-09-28 | 陕西华彬煤业股份有限公司 | A hold in palm cable groove that is used for colliery to combine digging electromechanical cable |
| CN106452300A (en) * | 2016-11-30 | 2017-02-22 | 上海卫星工程研究所 | Light low-cost substrate for moonlet solar battery array |
| CN210577540U (en) * | 2019-10-17 | 2020-05-19 | 东莞富迪电子有限公司 | Wire and cable is with pencil subassembly that has limit structure |
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| Publication number | Publication date |
|---|---|
| CN112531597B (en) | 2022-12-13 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211122 Address after: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Applicant after: CETC Energy Co.,Ltd. Address before: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Applicant before: The 18th Research Institute of China Electronics Technology Group Corporation |
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Address after: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Patentee after: CETC Blue Sky Technology Co.,Ltd. Address before: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Patentee before: CETC Energy Co.,Ltd. |
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