JPH0311934A - Parallel operation control system for power supply - Google Patents
Parallel operation control system for power supplyInfo
- Publication number
- JPH0311934A JPH0311934A JP1143636A JP14363689A JPH0311934A JP H0311934 A JPH0311934 A JP H0311934A JP 1143636 A JP1143636 A JP 1143636A JP 14363689 A JP14363689 A JP 14363689A JP H0311934 A JPH0311934 A JP H0311934A
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- parallel operation
- operation control
- temperature sensor
- parallel
- 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
Links
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は電源装置に関し、特に電源装置の並列運転制御
方式に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a power supply device, and more particularly to a parallel operation control system for a power supply device.
従来、電源装置の並列運転制御方式はおのおのの電源装
置の出力電流を検出しておのおのの出力電流が等しくな
るように調節することにより信頼性の向上をしている。Conventionally, the parallel operation control method for power supply devices improves reliability by detecting the output current of each power supply device and adjusting the output currents of each power supply device to be equal.
上述した従来の電源装置の並列制御は、出力電流を検出
しおのおのの電源装置の出力電流を等しぐすることによ
り、電源装置内の電子部品の負担を均一化し電源装置の
信頼性の向上を図っているが、電子部品の特性にはバラ
ツキがあり電流の制御により各々の電源から等しい電流
を取り出しても各電源装置の温度上昇が異り電子部品の
負担が不均一となり、電源装置の信頼性が低下するとい
う欠点がある。The conventional parallel control of power supplies described above equalizes the output current of each power supply by detecting the output current, thereby equalizing the load on the electronic components within the power supply and improving the reliability of the power supply. However, the characteristics of electronic components vary, and even if the same current is extracted from each power supply by controlling the current, the temperature rise of each power supply will be different, making the load on the electronic components uneven, and reducing the reliability of the power supply. The disadvantage is that the performance is reduced.
本発明の電源装置の並列制御方式は、並列運転方式の電
源装置内において、電力半導体冷却用放熱器に取り付け
られた温度センサと前記温度センサからの情報により電
源装置の出力電流を調節する機能をもつ並列運転制御装
置を有する。The parallel control method for power supply devices of the present invention has a function of adjusting the output current of the power supply device using a temperature sensor attached to a power semiconductor cooling radiator and information from the temperature sensor in the power supply device of the parallel operation method. It has a parallel operation control device.
次に本発明について図面を参照して説明する。 Next, the present invention will be explained with reference to the drawings.
第１図は本発明の一実施例を示す構成図である。FIG. 1 is a block diagram showing an embodiment of the present invention.
同図において電源装置１，２は並列運転され、温度セン
サ５は電力半導体冷却用放熱器３の表面に設置されその
電力半導体冷却用放熱器３の温度情報を電圧信号に変換
するトランス・デューサ、温度センサ６は電力半導体冷
却用放熱器４の表面に設置されその電力半導体冷却用放
熱器４の温度情報を電圧信号に変換するトランス・デュ
ーサであり、並列運転制御装置１１は電源装置１．２の
並列運転制御を行う。In the figure, the power supplies 1 and 2 are operated in parallel, and the temperature sensor 5 is a transducer installed on the surface of the power semiconductor cooling radiator 3 and converting temperature information of the power semiconductor cooling radiator 3 into a voltage signal. The temperature sensor 6 is a transducer that is installed on the surface of the power semiconductor cooling radiator 4 and converts the temperature information of the power semiconductor cooling radiator 4 into a voltage signal, and the parallel operation control device 11 is a transducer that is installed on the surface of the power semiconductor cooling radiator 4. Parallel operation control is performed.
電源装置１．２が並列運転制御装置１１により並列運転
制御されている時、温度センサ５が電力半導体冷却用放
熱器３の表面の温度情報を電圧信号に変換し信号ケーブ
ル７を介して並列運転制御装置１１に報告する。一方、
温度センサ６は電力半導体冷却用放熱器４の表面の温度
情報を電圧信号に変換し信号ケーブル８を介して並列運
転制御装置１１に報告する。When the power supply devices 1.2 are controlled in parallel operation by the parallel operation control device 11, the temperature sensor 5 converts the temperature information on the surface of the power semiconductor cooling radiator 3 into a voltage signal, and the parallel operation is performed via the signal cable 7. Report to the control device 11. on the other hand,
Temperature sensor 6 converts temperature information on the surface of power semiconductor cooling radiator 4 into a voltage signal and reports it to parallel operation control device 11 via signal cable 8 .
それらの信号により並列運転制御装置１１は電源装置１
に対しては信号ケーブル９を介して、また電源装置２に
対しては信号ケーブル１０を介してそれぞれの電源装置
の出力電流を制御する信号を送出し各電源装置の出力電
流を調節し、並列運転中の２台の電源装置の電力半導体
冷却用放熱器４の表面のそれぞれの温度を均一化するこ
とにより電源装置の動作温度を均一化する。また並列運
転装置が３台以上の場合も同様な制御方式を用いて制御
する。The parallel operation control device 11 uses these signals to control the power supply device 1.
A signal is sent to the power supply unit 2 via the signal cable 9, and a signal to control the output current of each power supply unit is sent to the power supply unit 2 via the signal cable 10, and the output current of each power supply unit is adjusted. By equalizing the respective temperatures of the surfaces of the power semiconductor cooling radiators 4 of the two power supply devices in operation, the operating temperatures of the power supply devices are made uniform. Furthermore, when there are three or more parallel operating devices, the same control method is used for control.
以上説明したように本発明はそれぞれの電源装置におい
てその電力半導体冷却用放熱器の温度の検出により並列
に接続された電源装置間の温度上昇のバラツキを防ぎ、
各並列運転電源装置の温度上昇を均一化することにより
電源装置の信頼性を向上できる効果がある。As explained above, the present invention prevents variations in temperature rise between power supply devices connected in parallel by detecting the temperature of the power semiconductor cooling radiator in each power supply device,
By equalizing the temperature rise of each parallel operation power supply device, there is an effect that the reliability of the power supply device can be improved.
第１図は本発明の一実施例の示す構成図である。
１．２・・・電源装置、３，４・・・電力半導体冷却用
放熱器、５．６・・・温度センサ、７，８，９．１０・
・・信号ケーブル、１１・・・並列運転制御装置。FIG. 1 is a block diagram showing an embodiment of the present invention. 1.2...Power supply device, 3,4...Power semiconductor cooling radiator, 5.6...Temperature sensor, 7,8,9.10.
...Signal cable, 11...Parallel operation control device.
Claims (1)
放熱器に取り付けられた温度センサと前記温度センサか
らの情報により電源装置の出力電流を調節する機能をも
つ並列運転制御装置を有する電源装置の並列運転制御方
式。In a parallel operation type power supply device, a power supply device having a temperature sensor attached to a heat radiator for cooling power semiconductors and a parallel operation control device having a function of adjusting the output current of the power supply device based on information from the temperature sensor is parallel. Operation control method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1143636A JPH0311934A (en) | 1989-06-05 | 1989-06-05 | Parallel operation control system for power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1143636A JPH0311934A (en) | 1989-06-05 | 1989-06-05 | Parallel operation control system for power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0311934A true JPH0311934A (en) | 1991-01-21 |
Family
ID=15343373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1143636A Pending JPH0311934A (en) | 1989-06-05 | 1989-06-05 | Parallel operation control system for power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0311934A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007526169A (en) * | 2004-03-02 | 2007-09-13 | ベール ゲーエムベーハー ウント コー カーゲー | Vehicle support member |
| CN103676815A (en) * | 2012-08-31 | 2014-03-26 | 技嘉科技股份有限公司 | Multi-phase power supply |
| JP2023155534A (en) * | 2022-04-11 | 2023-10-23 | 日立Astemo株式会社 | power supply system |
-
1989
- 1989-06-05 JP JP1143636A patent/JPH0311934A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007526169A (en) * | 2004-03-02 | 2007-09-13 | ベール ゲーエムベーハー ウント コー カーゲー | Vehicle support member |
| CN103676815A (en) * | 2012-08-31 | 2014-03-26 | 技嘉科技股份有限公司 | Multi-phase power supply |
| JP2023155534A (en) * | 2022-04-11 | 2023-10-23 | 日立Astemo株式会社 | power supply system |
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