JPS6013442A - Method of charging artificial satellite carrying storage battery - Google Patents

Method of charging artificial satellite carrying storage battery

Info

Publication number
JPS6013442A
JPS6013442A JP58120041A JP12004183A JPS6013442A JP S6013442 A JPS6013442 A JP S6013442A JP 58120041 A JP58120041 A JP 58120041A JP 12004183 A JP12004183 A JP 12004183A JP S6013442 A JPS6013442 A JP S6013442A
Authority
JP
Japan
Prior art keywords
storage battery
charging
solar cell
cell array
electrical output
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP58120041A
Other languages
Japanese (ja)
Inventor
市郎 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP58120041A priority Critical patent/JPS6013442A/en
Publication of JPS6013442A publication Critical patent/JPS6013442A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers

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  • Control Of Electrical Variables (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 この発明は人工衛星搭載蓄電池の充電方法に関するもの
である。まず従来のこの種の方法について説明する。
DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method of charging a storage battery onboard an artificial satellite. First, a conventional method of this type will be explained.

第1図は従来の人工衛星搭載蓄電池の充電方法の一例を
示すブロック図であり2図において(1a)、(1b)
 、、、 (In)はN個の太陽電池アレイ、(2)は
太陽電池アレイ(1a)、(tb) −(tn) (7
)電気出力、(3)は電気出力(2)の電圧値を検出し
てあらかじめ定められた電圧値になるように、太陽電池
アレイ(1a)、(Ib)・・・(in)の電気出力(
2)を制御する電力制御器、(4)は電力制御器(3)
から出力される電力制御信号、(5)は電力制御信号(
4)を受けて太陽電池アレイ(Ia)、(lb)・・・
(1n)の発生する電気出力の過多となる部分をシャン
トするシャント回路、(6)は蓄電池充電用太陽電池ア
レイ、(7)は蓄電池充電用太陽電池アレイの発生する
充電電流、(8)は人工衛星に搭載された蓄電池、(9
)は人工衛星に搭載された電気出力(2)を消費して動
作する負荷である。
Figure 1 is a block diagram showing an example of a conventional charging method for a storage battery onboard an artificial satellite. In Figure 2, (1a) and (1b)
,,, (In) is an N solar cell array, (2) is a solar cell array (1a), (tb) − (tn) (7
) electrical output, (3) detects the voltage value of electrical output (2) and detects the electrical output of the solar cell arrays (1a), (Ib)...(in) so that the voltage value becomes a predetermined voltage value. (
2) is a power controller that controls power controller (3), and (4) is a power controller that controls power controller (3).
The power control signal output from (5) is the power control signal (
4), solar cell arrays (Ia), (lb)...
(1n) is a shunt circuit that shunts the excessive electrical output generated; (6) is a solar cell array for charging storage batteries; (7) is the charging current generated by the solar cell array for charging storage batteries; (8) is Storage battery mounted on an artificial satellite (9
) is a load that operates by consuming the electrical output (2) mounted on the satellite.

次に第1図における動作について説明する。Next, the operation in FIG. 1 will be explained.

太陽電池アレイC1a)、(11))−(to)は太陽
光線を受けることによって常に電気出力(2)を発生す
るが電気出力(2)の総量は9荷(9)が最大に消費す
る電力以上になるように設計されている。しかし負荷f
9)は常に最大消費電力の状態で動作しているのではな
く負荷(9)が電気出力(2)から消費する量は、その
ときの負荷(9)の動作状態に応じて変化する。したが
って負荷(9)の消費電力が少ない場合は太陽電池アレ
イ(Ia)、(1b)・・・(In)の発生する電気出
力(2)が過多となり電気出力(2)の電圧が上昇して
負荷(9)にとってはなはだ具合が悪い。
The solar cell array C1a), (11))-(to) always generates electrical output (2) by receiving sunlight, but the total amount of electrical output (2) is the maximum power consumed by 9 cells (9) It is designed to be more than that. However, the load f
9) does not always operate in the state of maximum power consumption, but the amount that the load (9) consumes from the electrical output (2) changes depending on the operating state of the load (9) at that time. Therefore, when the power consumption of the load (9) is low, the electrical output (2) generated by the solar cell arrays (Ia), (1b)...(In) becomes excessive, and the voltage of the electrical output (2) increases. Load (9) is extremely unwell.

そこで電力制御器(3)で電気出力(2)の電圧を検出
し、あらかじめ定められた電圧値と比較して余分な電力
値を算出し制御信号(4)とl−て、シャント回路(5
)に出力する。シャント回路(5)は制御信号(4)に
従い、太陽電池アレイ(1a)側から順番にシャントし
て電気出力(2)の電圧値をあらかじめ定められた醒圧
直にする。
Therefore, the power controller (3) detects the voltage of the electrical output (2), compares it with a predetermined voltage value, calculates the extra power value, and sends it to the shunt circuit (5) as a control signal (4).
). The shunt circuit (5) sequentially shunts the solar cell array (1a) in accordance with the control signal (4) to bring the voltage value of the electrical output (2) to a predetermined voltage level.

一般には上記の太陽電池アレイ(la)、(lb)・・
・(1n)とは別に蓄電池充電用として専用の太陽電池
アレイを設けて蓄電池の充電時に、電気出力(2)に影
響与えないよう配慮されている。つまり、蓄電池充電用
太陽電池アレイ(6)を太陽電池アレイ(1a) 、 
(II))・・(In)とは別に設は蓄電池充電用太陽
電池アレイ(6)の出力である充電電流(7)によって
蓄市、池(8)を充電する。ところが人工衛星に搭載さ
れる負荷(9)が大型化し消費′出;力が増加してくる
と、太陽電池アレイ(1a)、(1b’)−・・(1n
)を多くするとともに1人工衛星の軌道上の日陰時に負
荷(9)の消費電力をまかなうため、蓄′市池(8)も
大きくし々ければならず、蓄電池(8)を充電するだめ
の充電電流(7)を多くするため蓄電池充電用太陽電池
アレイ(6)も大きくする必要が生じる。
Generally, the above solar cell arrays (la), (lb)...
- Separately from (1n), a dedicated solar cell array is provided for charging the storage battery, so that it does not affect the electrical output (2) when charging the storage battery. In other words, the solar cell array (6) for charging storage batteries is replaced by the solar cell array (1a),
(II)) Separately from (In), a storage battery (8) is charged using a charging current (7) which is the output of a solar cell array (6) for charging storage batteries. However, as the load (9) mounted on the satellite becomes larger and the power consumption increases, the solar cell arrays (1a), (1b') -- (1n
), and in order to cover the power consumption of the load (9) when the satellite is in the shade during its orbit, the storage pond (8) must also be large and stable, and the storage battery (8) must be charged. In order to increase the charging current (7), it is also necessary to increase the size of the storage battery charging solar cell array (6).

太陽電池アレイQa)、(]b)・・・(1n)の他に
蓄電池充電用太陽電池アレイ(6)が必要で、しかも、
蓄電池充電用太陽電池アレイ(6)を大きくしなければ
ならない第1図に示す従来の人工衛星搭載蓄電池の充電
方法は、はなはだ不経済で、太陽電池プレイの使用効率
が悪いという欠点があった。
In addition to the solar cell arrays Qa), (]b)...(1n), a solar cell array (6) for charging the storage battery is required, and furthermore,
The conventional method of charging a storage battery onboard an artificial satellite, as shown in FIG. 1, which requires a large solar cell array (6) for charging the storage battery, is extremely uneconomical and has the disadvantage of inefficient use of the solar cell play.

この発明は上記の欠点を改善するために、なされたもの
で蓄電池を充電、するための専用の太陽電池アレイを必
要とせず、しかも蓄電池を大電流で急速に壕だ自動的に
充1にすることができる人工衛星搭載蓄電池の充電方法
を提供するものである。
This invention has been made to improve the above-mentioned drawbacks, and does not require a dedicated solar array to charge and charge the storage battery, and moreover, it automatically charges the storage battery rapidly with a large current. This provides a method for charging a storage battery onboard an artificial satellite.

以下第2図に示すこの発明の一実施例について説明する
An embodiment of the present invention shown in FIG. 2 will be described below.

第2陶において(I、+)、(xb) ・−Qn)はN
個の太陽電池アレイ、(2)は太陽電池アレイ(xa)
 、 (1b)・・(In)の電気出力、(3)は電気
出力(2)の電圧値を検出し、あらかじめ定められた1
((圧値になるように、太陽電池アレイ(1a)、(t
b)・・・(In’)の電気出力(2)を制御する電力
制御器、(4)は電力制御器(3)から出力される′成
力制御信号、(5)は電力制御信号(4)を受けて太陽
電池アレイ(1a)、(1b)・・・(1n)の発生す
る電気出力の過多となる部分をシャントするシ・ヤント
回路、(7)は蓄電池を充電するための充電電流、(8
)は人工衛星搭載された蓄電池、(9)は人工衛星に搭
載された銭荷、Onは蓄電池の充電状態を示す充電状態
信号、0υは充電状態信号0〔を受けて太陽電池アレイ
(1a)、(4b)からシャント回路(5)ヘシャント
する電流を蓄電池(8)側へ切り換える充電制御回路で
ある。
In the second pottery, (I, +), (xb) ・-Qn) is N
solar cell array, (2) is solar cell array (xa)
, (1b)...(In) electrical output, (3) detects the voltage value of electrical output (2), and
(Solar cell array (1a), (t
b) A power controller that controls the electric output (2) of (In'), (4) is a power control signal output from the power controller (3), and (5) is a power control signal ( 4) A shunt circuit that shunts the excessive electrical output generated by the solar cell arrays (1a), (1b)...(1n) in response to the electric current, and (7) a charging circuit for charging the storage battery. Current, (8
) is the storage battery onboard the satellite, (9) is the storage battery onboard the satellite, On is the charging status signal indicating the charging status of the storage battery, and 0υ is the charging status signal 0 [Receiving the solar battery array (1a) , (4b) to the shunt circuit (5), which is a charging control circuit that switches the shunt current to the storage battery (8) side.

次に第2図における動作について説明する。Next, the operation in FIG. 2 will be explained.

太陽電池アレイ(1a) 、 (1b)・・・(In)
は太陽光線を受けることKよって常に電気出力(2)を
発生するが、電気出力(2)の総量は負荷(9)が最大
に消費する電力以上に設計される。しかし負荷(9)は
常に最大消費電力の状態で動作しているのではなく負荷
(9)の動作状態【応じた分を電気出力(2)から消費
する。しだがって負荷(9)の消費電力が少ない場合に
は太陽電池アレイ(1a)、(1b)・・・(1n)の
発生する電気出力(2)が過多となるので電力制御器(
3)によって電気出力(2)の電圧値を検出し、あらか
じめ定められた電圧値と比較して余分な電力値を算出し
制御信号(4)としてシャント回路(5)に出力する。
Solar cell array (1a), (1b)...(In)
always generates electrical output (2) by receiving sunlight, but the total amount of electrical output (2) is designed to be greater than the maximum power consumed by the load (9). However, the load (9) does not always operate in the state of maximum power consumption, but consumes an amount corresponding to the operating state of the load (9) from the electrical output (2). Therefore, when the power consumption of the load (9) is small, the electrical output (2) generated by the solar cell arrays (1a), (1b)...(1n) becomes excessive, so the power controller (
3) detects the voltage value of the electrical output (2), compares it with a predetermined voltage value, calculates an extra power value, and outputs it to the shunt circuit (5) as a control signal (4).

シャント回路(5)は制御信号(4)に従い、太陽電池
プレイ(1a)側から順番に7ヤントして電気出力(2
)の電圧値をあらかじめ定められた電圧値にする。
According to the control signal (4), the shunt circuit (5) sequentially shunts 7 from the solar cell play (1a) side and outputs an electrical output (2
) to a predetermined voltage value.

以上のように1通常負荷(9)が!便大消費軍力で動作
しない限り9 シャント回路(5)は太陽電池アレイ(
1a)側から何個かをシャントしている状態にアリ、こ
のときシャントされている太閤電池アレイは、電気出力
(2)に対し何の動きもせず。
As above, 1 normal load (9)! 9 Shunt circuit (5) is used for solar array (
The Taiko battery array that is being shunted at this time does not make any movement in response to the electrical output (2).

人工衛星にとって存在しないに等1〜い状態にある。For artificial satellites, it is in a state that is almost non-existent.

したがって、蓄電41x (s)の充電状態を検出して
充電状態信号翰として充電制御回路01)に入力1〜で
、充電状態信号Onが充電完了を示していないときには
シャントされている太陽′屯池アl/イ(xa)、(1
b)の電気出力をシャント回路(5)から蓄電池(8)
側に切り換えて接続して、充+11流(7)として蓄電
池(8)に供給することができる。
Therefore, when the charging state of the storage battery 41x (s) is detected and input as a charging state signal to the charging control circuit 01), when the charging state signal On does not indicate completion of charging, the shunted solar cell A/I (xa), (1
The electrical output of b) is transferred from the shunt circuit (5) to the storage battery (8).
It can be switched to the side and connected to supply the storage battery (8) as a charge +11 current (7).

また、充電電流(7)がより多く必要な場合には、太陽
電池アレイ(山)の何個か先の方(例えば(IC) 、
 (Id)・・・というように)壕でセレクト回路に組
み込むことによって9人工衛星に搭載された負荷(9)
の電力消費の少ないときには大電流とすることもできる
In addition, if a larger charging current (7) is required, it may be necessary to charge the solar cell array (mountain) a few places ahead (for example, (IC),
Loads (9) installed on 9 satellites by incorporating them into the select circuit in the trench (such as (Id)...)
A large current can be used when the power consumption is low.

また、蓄電池(8)の充電;が完了すれば充電状態信号
0値が充電制御回路(1υに充電完了を示すから、充電
制御回路(11)は充電電流(7)とし7て蓄電池(8
)に供給していた太陽電池アレイ(xa)、(1b)の
電気出力をシャント回路(5)側に自動的に切り押える
ことができる。
Furthermore, when the charging of the storage battery (8) is completed, the charging status signal 0 value indicates the completion of charging at the charging control circuit (1υ), so the charging control circuit (11) sets the charging current (7) to the storage battery (8).
) can automatically cut off the electrical output of the solar cell arrays (xa) and (1b) that were being supplied to the shunt circuit (5).

以上の」:うに、この発明によれば、シャントされてい
る太陽電池アレイをシャント回路から蓄1丁池に切り換
えて接続できる充電制御回路と蓄:Ji’j池の充電状
態を示す充電状態信号を有することにより従来の人工衛
星搭載蓄電池の充電方法で心安であった充電専用の太陽
ポ池アレイが必要なくなるとともに充市′fji流とし
て大電流を容易に得ることができ、しかも蓄電池の充〔
ばを自動的にできる利点がある。
According to the present invention, there is provided a charging control circuit that can switch and connect a shunted solar cell array from a shunt circuit to a storage battery, and a charging status signal that indicates the charging status of the storage battery. This eliminates the need for a dedicated solar cell array for charging, which was safe in the conventional charging method for storage batteries on board satellites, and also makes it possible to easily obtain a large current as a charging method, and also makes it easier to charge the storage battery.
It has the advantage of being able to do this automatically.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は、従来における人工衛星搭載蓄電池の充電方法
を説明するための図、第2図は、この発明による人工衛
星搭載蓄電池の充電方法の実施例を示す図である。 図中(xa)、 (1b) −(+、n)は太陽電池ア
レイ、(2)は電気出力、(3)は電力制御器、(4)
は制御信号、(5)はシャント回路、ζG)は蓄電薄光
軍用太陽電池アレイ、(7)は充電電流、t8)は蓄1
11池、f9)は負荷。 川は充電状態信号、aυは充電制御回路である。 なお7図中同一あるいは相当部分は同一符号を付して示
しである。 代理人 大岩増雄 第1図
FIG. 1 is a diagram for explaining a conventional method for charging a storage battery onboard an artificial satellite, and FIG. 2 is a diagram showing an embodiment of the method for charging a storage battery onboard an artificial satellite according to the present invention. In the figure, (xa), (1b) -(+, n) are solar cell arrays, (2) are electrical outputs, (3) are power controllers, and (4)
is the control signal, (5) is the shunt circuit, ζG) is the storage dimming military solar cell array, (7) is the charging current, and t8) is the storage 1
11, f9) is the load. River is a charging state signal, and aυ is a charging control circuit. In addition, the same or corresponding parts in FIG. 7 are indicated by the same reference numerals. Agent Masuo Oiwa Figure 1

Claims (1)

【特許請求の範囲】[Claims] 人工衛星に搭載される複数の太陽電池アレイと、太陽電
池アレイの発生する電気出力を制御する電力制御器及び
シャント回路と、上記の太陽電池アレイの発生する電気
出力によって作動する負荷と2人工衛星が日陰時に負荷
に電力を供給するための蓄電池とを有する人工衛星にお
ける上記蓄電池の充電方法において、上記太陽電池アレ
イとシャント回路との間にシャントした太陽電池アレイ
を蓄電池の充電用として切り替えて接続するための充電
制御回路を設け、この充電制御回路に上記の蓄電池の充
電状態信号を入力し、上記の充電制御回路と充電状態信
号との作用によりシャントされている太陽電池アレイの
シャント電流を自動的に上記の蓄電池への充電型゛流と
して供給するようにした仁とを特徴とする人工衛星搭載
蓄電池の充電方法。
A plurality of solar cell arrays mounted on a satellite, a power controller and a shunt circuit that control the electrical output generated by the solar cell array, a load operated by the electrical output generated by the solar cell array, and two artificial satellites. In the method for charging a storage battery in an artificial satellite having a storage battery for supplying power to a load in the shade, the shunted solar cell array is switched between the solar cell array and a shunt circuit to be connected for charging the storage battery. A charge control circuit is provided to input the charge state signal of the storage battery to this charge control circuit, and the shunt current of the solar cell array that is being shunted is automatically controlled by the action of the above charge control circuit and the charge state signal. A method for charging a storage battery onboard an artificial satellite, characterized in that the battery is supplied as a rechargeable current to the storage battery.
JP58120041A 1983-07-01 1983-07-01 Method of charging artificial satellite carrying storage battery Pending JPS6013442A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58120041A JPS6013442A (en) 1983-07-01 1983-07-01 Method of charging artificial satellite carrying storage battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58120041A JPS6013442A (en) 1983-07-01 1983-07-01 Method of charging artificial satellite carrying storage battery

Publications (1)

Publication Number Publication Date
JPS6013442A true JPS6013442A (en) 1985-01-23

Family

ID=14776431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58120041A Pending JPS6013442A (en) 1983-07-01 1983-07-01 Method of charging artificial satellite carrying storage battery

Country Status (1)

Country Link
JP (1) JPS6013442A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009060996A1 (en) 2007-11-09 2009-05-14 Nec Toshiba Space Systems, Ltd. Power supply controller

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009060996A1 (en) 2007-11-09 2009-05-14 Nec Toshiba Space Systems, Ltd. Power supply controller
US8456035B2 (en) 2007-11-09 2013-06-04 Nec Toshiba Space Systems, Ltd. Power supply controller

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