CN103023102A - Integrated power system for nano satellite - Google Patents
Integrated power system for nano satellite Download PDFInfo
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- CN103023102A CN103023102A CN2012104874176A CN201210487417A CN103023102A CN 103023102 A CN103023102 A CN 103023102A CN 2012104874176 A CN2012104874176 A CN 2012104874176A CN 201210487417 A CN201210487417 A CN 201210487417A CN 103023102 A CN103023102 A CN 103023102A
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Abstract
The invention discloses an integrated power system for a nano satellite. The system comprises a solar battery array, a storage battery group and a power controller. The solar battery array is used for converting solar energy into electrical energy to charge the storage battery group or output electricity for loads; the storage battery group is connected with the solar battery array in parallel, and used for storing the electrical energy converted by the solar battery array or outputting electrical energy to supply power for the loads; the power controller is used for regulating and stabilizing the current or voltage transmission among the solar battery array, the storage battery group and the loads; and the storage battery array is directly connected with the power controller by an electrical connector. The integrated power system for the nano satellite has the characteristics of using fewer cables, and being small in volume, high in integration level and excellent in reliability.
Description
Technical field
The present invention relates to field of power supplies, especially, relate to a kind of micro-nano satellite integration power-supply system.
Background technology
Power-supply system is the important subsystem of satellite, is used to other subsystem and the payload power supply of whole star.Power-supply system mainly comprises power-supply controller of electric and the batteries in the star, the solar battery array that star is outer, and the cable that connects unit.The weight of power-supply system generally accounts for whole star about 30%, and in order to reach the designing requirement that the micro-nano satellite volume is little, quality is light, reducing power-supply system volume and quality is the key that realizes the satellite Miniaturization Design.
At present the power-supply controller of electric of satellite is connected with batteries and is adopted independent design, individual packages, cable to connect, and system bulk is large, quality is heavy, can not satisfy the micro-nano satellite designing requirement.There are standalone chassis, electric connector and a heat control system in each unit, connects by long cable between the unit, with regard to unnecessary connector and long cable, reduces system reliability like this; Also increased a lot of useless weight, caused that mass of system is heavy, volume is large.In addition, power controller controls circuit and batteries charge and discharge control circuit independent design, system complex causes system reliability low.
Summary of the invention
The object of the invention is to provide that a kind of cable is few, volume is little, integrated level is high and the micro-nano satellite integration power-supply system of good reliability, and existing micro-nano satellite is large with the integration power-supply system volume to solve, quality weight and cable connect insecure technical problem.
For achieving the above object, the invention provides a kind of micro-nano satellite integration power-supply system, comprise
Solar battery array is that battery charging or output are for the load electricity consumption after being used for converting solar energy into electrical energy;
Described batteries, in parallel with described solar battery array; Being used for storing the electric energy of described solar battery array conversion or exporting electric energy is load supplying;
Power-supply controller of electric transmits for the curtage of regulating and stablize between described solar battery array, batteries and the load;
Directly connect by electric connector between described batteries and the described power-supply controller of electric.
As a further improvement on the present invention:
Described batteries is installed on the storage battery veneer; Described power-supply controller of electric is installed on the power supply control veneer; Described storage battery veneer and the stack installing of described power supply control veneer are also passed through the docking of pin electric connector.
Each described batteries comprises two storage batterys and is installed on the storage battery veneer; Two adjacent described storage battery veneer stack installings are also passed through the docking of pin electric connector.
Described batteries is installed on the front of described storage battery veneer, and the back side of described storage battery veneer is equiped with for the control circuit that described batteries is carried out management of charging and discharging.
The quantity of described solar battery array is a plurality of; A plurality of described solar battery arrays link to each other with described batteries with described power-supply controller of electric by the battery battle array socket of being located on the described power supply control veneer.
Described storage battery veneer and described power supply control veneer are equal-sized rectangle; The Si Jiaochu of the rectangle of described storage battery veneer and described power supply control veneer offers installing hole; Described storage battery veneer and described power supply control veneer are installed fixing by four double-screw bolts that pass described installing hole.
Described power supply control veneer is installed in the below of described storage battery veneer, and described four double-screw bolts are fixed on the base plate.
The present invention has following beneficial effect:
Micro-nano satellite integration power-supply system of the present invention, batteries is connected with power-supply controller of electric and is connected by electric connector, reduced number of cables, so that the volume and weight of power-supply system all reduces greatly, the faster convenience of installation and maintenance, better reliability more can satisfy the requirement of satellite Miniaturization Design simultaneously.
Except purpose described above, feature and advantage, the present invention also has other purpose, feature and advantage.The below is with reference to figure, and the present invention is further detailed explanation.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the principle schematic of the preferred embodiment of the present invention;
Fig. 2 is storage battery veneer and the power supply control veneer mounting structure schematic diagram of the preferred embodiment of the present invention;
Fig. 3 is the Facad structure schematic diagram of the storage battery veneer of the preferred embodiment of the present invention;
Fig. 4 is the structural representation of the power supply control veneer of the preferred embodiment of the present invention;
Fig. 5 is the schematic diagram of the preferred embodiment of the present invention.
Marginal data:
1, batteries; 101, storage battery; 2, power-supply controller of electric; 3, solar battery array; 4, pin electric connector; 5, double-screw bolt; 6, storage battery veneer; 7, power supply control veneer; 8, control circuit; 9, installing hole; 10, battery battle array socket; 11, base plate.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Referring to Fig. 1, Fig. 2, a kind of micro-nano satellite integration power-supply system of the present invention comprises several solar battery arrays 3, batteries 1 and power-supply controller of electric 2.Be that batteries 1 charging or output are for the load electricity consumption after solar battery array 3 is used for converting solar energy into electrical energy; Electric energy or output electric energy that batteries 1 is used for 3 conversions of storage solar battery array are load supplying; Power-supply controller of electric 2 is used for adjusting and reaches the curtage transmission (also can cooperate 8 pairs of storage batterys of control circuit to monitor, protect and control) of stablizing between solar battery array 3, batteries 1 and the load.Wherein, batteries 1 is in parallel with solar battery array 3, directly connects by electric connector between batteries 1 and the power-supply controller of electric 2.Can reduce number of cables, so that the volume and weight of power-supply system all reduces greatly, the faster convenience of installation and maintenance, better reliability more can satisfy the requirement of satellite Miniaturization Design simultaneously.
In the present embodiment, as shown in Figure 2, batteries 1 is installed on the storage battery veneer 6; Power-supply controller of electric 2 is installed on the power supply control veneer 7; Storage battery veneer 6 and the 7 stack installings of power supply control veneer are also passed through 4 docking of pin electric connector.Pin electric connector 4 pin numbers need to determine according to concrete the application, can adopt all kinds such as 104 pins, 96 pins.In the present embodiment, the front (top) of storage battery veneer 6 and power supply control veneer 7 is the hole, and the back side (following) is pin.
In the present embodiment, as shown in Figure 3, the quantity of batteries 1 is two; Each batteries 1 is comprised of the storage battery 101 of two series connection and is installed on the storage battery veneer 6; Two storage battery veneer 6 stack installings are also passed through 4 docking of pin electric connector.Adopt this structure setting, batteries 1 can according to power system capacity increase in demand or minimizing, not need to change power-supply controller of electric 2 structures.
As shown in Figure 3, batteries 1 is installed on the front of storage battery veneer 6, and as shown in Figure 4, the back side of storage battery veneer 6 is equiped with for the control circuit 8 that batteries 1 is carried out management of charging and discharging.Control circuit 8 is by power-supply controller of electric 2 power supplies.
In the present embodiment, as shown in Figure 5, the quantity of solar battery array 3 is a plurality of; A plurality of solar battery arrays 3 link to each other with batteries 1 with power-supply controller of electric 2 by the battery battle array socket 10 of being located on the power supply control veneer 7.3 minutes battle arrays of each battery battle array socket 10 corresponding solar battery array of power-supply controller of electric 2, each divides independently MPPT(MPPT maximum power point tracking of battle array correspondence) circuit.Therefore, power-supply controller of electric 2 can be according to battery battle array quantity configuration MPPT circuit and battery battle array socket 10 quantity.
In the present embodiment, such as Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, storage battery veneer 6 and power supply control veneer 7 are equal-sized rectangle; The Si Jiaochu of the rectangle of storage battery veneer 6 and power supply control veneer 7 offers installing hole 9; Storage battery veneer 6 and power supply control veneer 7 are installed fixing by four double-screw bolts 5 that pass installing hole 9.Power supply control veneer 7 is installed in the below of storage battery veneer 6, and four double-screw bolts 5 are fixed on the base plate 11, realize mechanical connection.Power-supply controller of electric 2 is welded on the base plate 11 by pad, does not need cable just can realize electrical connection.
During practical application, power-supply controller of electric 2 and batteries 1 are all carried out communication by bus and Star Service management system, carry out control command, upload telemetry.
Micro-nano satellite integration power-supply system of the present invention, power-supply controller of electric 2 all adopts identical one-board structural design with batteries 1, is convenient to the system integration, is convenient to the increase and decrease of battery module.Power-supply system adopts contact pin type to be connected with base plate 11, and double-screw bolt 5 is fixing, does not have extra connection, failed equipment, does not need cable and connector, and volume is little, quality is light, connects reliable.The circuit board of control circuit 8 is set at batteries 1 backboard, integrated with the mounting plate of cell, reduced connection and the fixture of battery, so that the battery capacity configuration is more flexible.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a micro-nano satellite integration power-supply system is characterized in that, comprises
Solar battery array is that battery charging or output are for the load electricity consumption after being used for converting solar energy into electrical energy;
Described batteries, in parallel with described solar battery array; Being used for storing the electric energy of described solar battery array conversion or exporting electric energy is load supplying;
Power-supply controller of electric transmits for the curtage of regulating and stablize between described solar battery array, batteries and the load;
Directly connect by electric connector between described batteries and the described power-supply controller of electric.
2. system according to claim 1 is characterized in that,
Described batteries is installed on the storage battery veneer; Described power-supply controller of electric is installed on the power supply control veneer;
Described storage battery veneer and the stack installing of described power supply control veneer are also passed through the docking of pin electric connector.
3. system according to claim 2 is characterized in that, each described batteries comprises two storage batterys and is installed on the storage battery veneer;
Two adjacent described storage battery veneer stack installings are also passed through the docking of pin electric connector.
4. system according to claim 3 is characterized in that, described batteries is installed on the front of described storage battery veneer, and the back side of described storage battery veneer is equiped with for the control circuit that described batteries is carried out management of charging and discharging.
5. each described system in 4 according to claim 1 is characterized in that, the quantity of described solar battery array is a plurality of;
A plurality of described solar battery arrays link to each other with described batteries with described power-supply controller of electric by the battery battle array socket of being located on the described power supply control veneer.
According to claim 5 in each described system, it is characterized in that, described storage battery veneer and described power supply control veneer is equal-sized rectangle; The Si Jiaochu of the rectangle of described storage battery veneer and described power supply control veneer offers installing hole; Described storage battery veneer and described power supply control veneer are installed fixing by four double-screw bolts that pass described installing hole.
According to claim 6 in each described system, it is characterized in that, described power supply control veneer is installed in the below of described storage battery veneer, described four double-screw bolts are fixed on the base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104874176A CN103023102A (en) | 2012-11-26 | 2012-11-26 | Integrated power system for nano satellite |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104874176A CN103023102A (en) | 2012-11-26 | 2012-11-26 | Integrated power system for nano satellite |
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| CN103023102A true CN103023102A (en) | 2013-04-03 |
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| CN2012104874176A Pending CN103023102A (en) | 2012-11-26 | 2012-11-26 | Integrated power system for nano satellite |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279077A (en) * | 2013-04-25 | 2013-09-04 | 上海卫星工程研究所 | Ground power supply intelligent control system for satellite electrical test |
| CN103619145A (en) * | 2013-11-29 | 2014-03-05 | 中国航天科技集团公司第五研究院第五一三研究所 | Satellite-borne high-power power conditioning unit platform of extensible structure |
| CN104065250A (en) * | 2014-07-07 | 2014-09-24 | 中国航天科技集团公司第五研究院第五一三研究所 | Extensible platform of power supply controller |
| CN104135322A (en) * | 2014-08-01 | 2014-11-05 | 中国人民解放军国防科学技术大学 | Femto satellite and distributed space detection system |
| CN106100096B (en) * | 2016-06-23 | 2018-08-21 | 航天东方红卫星有限公司 | A kind of micro-nano satellite low-voltage high-efficiency power-supply system |
| CN109976435A (en) * | 2019-03-26 | 2019-07-05 | 中国电子科技集团公司第十八研究所 | Multistage solar cell array power regulation and control circuit for space |
| CN112636446A (en) * | 2020-12-29 | 2021-04-09 | 中国人民解放军国防科技大学 | Power supply system of quick response small satellite |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279077A (en) * | 2013-04-25 | 2013-09-04 | 上海卫星工程研究所 | Ground power supply intelligent control system for satellite electrical test |
| CN103279077B (en) * | 2013-04-25 | 2015-04-29 | 上海卫星工程研究所 | Ground power supply intelligent control system for satellite electrical test |
| CN103619145A (en) * | 2013-11-29 | 2014-03-05 | 中国航天科技集团公司第五研究院第五一三研究所 | Satellite-borne high-power power conditioning unit platform of extensible structure |
| CN103619145B (en) * | 2013-11-29 | 2016-08-17 | 中国航天科技集团公司第五研究院第五一三研究所 | A kind of Satellite-borne High Power power-supply controller of electric expandable structure platform |
| CN104065250A (en) * | 2014-07-07 | 2014-09-24 | 中国航天科技集团公司第五研究院第五一三研究所 | Extensible platform of power supply controller |
| CN104065250B (en) * | 2014-07-07 | 2016-08-17 | 中国航天科技集团公司第五研究院第五一三研究所 | A kind of expansible platform of power-supply controller of electric |
| CN104135322A (en) * | 2014-08-01 | 2014-11-05 | 中国人民解放军国防科学技术大学 | Femto satellite and distributed space detection system |
| CN104135322B (en) * | 2014-08-01 | 2017-02-15 | 中国人民解放军国防科学技术大学 | Femto satellite and distributed space detection system |
| CN106100096B (en) * | 2016-06-23 | 2018-08-21 | 航天东方红卫星有限公司 | A kind of micro-nano satellite low-voltage high-efficiency power-supply system |
| CN109976435A (en) * | 2019-03-26 | 2019-07-05 | 中国电子科技集团公司第十八研究所 | Multistage solar cell array power regulation and control circuit for space |
| CN112636446A (en) * | 2020-12-29 | 2021-04-09 | 中国人民解放军国防科技大学 | Power supply system of quick response small satellite |
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Application publication date: 20130403 |