JPH01259704A - Auxiliary power source equipment for electric vehicle - Google Patents
Auxiliary power source equipment for electric vehicleInfo
- Publication number
- JPH01259704A JPH01259704A JP63085441A JP8544188A JPH01259704A JP H01259704 A JPH01259704 A JP H01259704A JP 63085441 A JP63085441 A JP 63085441A JP 8544188 A JP8544188 A JP 8544188A JP H01259704 A JPH01259704 A JP H01259704A
- Authority
- JP
- Japan
- Prior art keywords
- converter
- power source
- output
- voltage
- control
- 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
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 208000032368 Device malfunction Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- OOYGSFOGFJDDHP-KMCOLRRFSA-N kanamycin A sulfate Chemical group OS(O)(=O)=O.O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CN)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O[C@@H]2[C@@H]([C@@H](N)[C@H](O)[C@@H](CO)O2)O)[C@H](N)C[C@@H]1N OOYGSFOGFJDDHP-KMCOLRRFSA-N 0.000 description 1
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
Description
【発明の詳細な説明】 〔発明の目的〕 （産業上の利用分野） 本発明は電気車用電源装置に関する。[Detailed description of the invention] [Purpose of the invention] (Industrial application field) The present invention relates to a power supply device for electric vehicles.
（従来の技術）
従来の電気車用電源装置の制御電源はバッテリを使用し
、起動時はバッテリを電源として電源装置を運転し、出
力電圧が発生すると、その出力によりバッテリを充電す
ると共に、電源装置の制御電源として、その出力を使用
していた。(Prior art) A battery is used as a control power source for a conventional power supply device for an electric vehicle. At startup, the power supply device is operated using the battery as a power source. When an output voltage is generated, the battery is charged by the output and the power source is Its output was used as a control power source for the device.
したがって、起動時、バッテリ電圧が規定値以下に低下
している場合、電源装置は必要な制御電源をバッテリか
ら受けることができず起動することができなかった。Therefore, at startup, if the battery voltage has fallen below the specified value, the power supply device cannot receive the necessary control power from the battery and cannot be started.
また、電源装置が運転中に故障となると、出力電圧はゼ
ロとなり、バッテリを充電することができない。この時
、バッテリと制御電源は接続されたままであるので、バ
ッテリから放電され続け、バッテリ電圧がゼロとなって
しまっていた。Further, if the power supply device malfunctions during operation, the output voltage becomes zero and the battery cannot be charged. At this time, since the battery and the control power source remained connected, the battery continued to be discharged and the battery voltage became zero.
（発明が解決しようとする課題）
バッテリ電圧が規定値以下であると電源装置を起動でき
ない。(Problem to be Solved by the Invention) If the battery voltage is below a specified value, the power supply device cannot be started.
電源装置が停止中でもバッテリから電流が制御電源に流
れ込み、バッテリが放電してしまう。Even when the power supply device is stopped, current flows from the battery to the control power supply, causing the battery to discharge.
本発明は、バッテリ電圧が規定値以下であっても起動で
き、停止中はバッテリから電流をとらない電源装置を提
供することを目的とする。SUMMARY OF THE INVENTION An object of the present invention is to provide a power supply device that can be activated even if the battery voltage is below a specified value, and that does not draw current from the battery while stopped.
（課題を解決するための手段） 第１図は本発明のブロック図である。 (Means for solving problems) FIG. 1 is a block diagram of the present invention.
高圧入力１は電力変換部２およびコンバータ３に接続さ
れる。電力変換部２の出力はバッテリ４、制御回路５、
および電磁接触器接点６に接続されている。High voltage input 1 is connected to power converter 2 and converter 3 . The output of the power converter 2 is a battery 4, a control circuit 5,
and is connected to the electromagnetic contactor contact 6.
電磁接触器接点６はダイオード７に接続され、ダイオー
ド７は、制御回路５および制御電源８に接続される。The electromagnetic contactor contact 6 is connected to a diode 7, and the diode 7 is connected to a control circuit 5 and a control power source 8.
コンバータ３の出力は制御電源８に接続され、ダイオー
ド７とも接続されている。The output of the converter 3 is connected to a control power source 8 and also to a diode 7.
制御電源８の出ツノは制御回路５に入力され、制御回路
５の出力９は電力変換部２に入力され、コンバータ停止
指令１０はコンバータ３に入力される。The output of the control power source 8 is input to the control circuit 5, the output 9 of the control circuit 5 is input to the power converter 2, and the converter stop command 10 is input to the converter 3.
（作 用）
電力変換部２は高圧入力１を入力として低圧電圧に変換
してバッテリ４を充電する。(Function) The power converter 2 receives the high voltage input 1, converts it into a low voltage, and charges the battery 4.
コンバータ３は高圧入力１を入力として低圧電圧に変換
して制御電源８に入力され、制御回路５に必要な制御電
圧を供給すると同時に、制御回路５に入力され、コンバ
ータ３の動作を検出し、ある一定時間後に電磁接触器接
点６を閉じる。そしてダイオードを経由して電力ｇ換部
２の出力電圧が制御回路５および制御電源８に入力され
る。The converter 3 takes the high voltage input 1 as an input, converts it to a low voltage, and inputs it to the control power supply 8, supplies the necessary control voltage to the control circuit 5, and at the same time inputs it to the control circuit 5, detects the operation of the converter 3, The electromagnetic contactor contact 6 is closed after a certain period of time. The output voltage of the power g converter 2 is then input to the control circuit 5 and the control power source 8 via the diode.
電磁接触器接点６を閉じてから、ある一定時間後に、コ
ンバータ停止指令１０がコンバータ３に入力され、コン
バータ３は停止する。A converter stop command 10 is input to the converter 3 after a certain period of time after the electromagnetic contactor contact 6 is closed, and the converter 3 is stopped.
制御回路５に制御電圧が供給されると、一定時間後に出
力９が電力変換部２に入力され、電力変換部２は高圧入
力１を入力して、低電圧に変換した出力電圧を発生し、
バッテリ４を充電する。When the control voltage is supplied to the control circuit 5, the output 9 is input to the power converter 2 after a certain period of time, and the power converter 2 receives the high voltage input 1 and generates an output voltage converted to a low voltage,
Charge battery 4.
（実施例） 第２図に本発明の一実施例を示す。(Example) FIG. 2 shows an embodiment of the present invention.
ダイオード７の出力は制御回路５の電圧検出回路５０１
に入力され、その出力は時限回路Ａ３０２に接続されて
いる。The output of the diode 7 is the voltage detection circuit 501 of the control circuit 5.
and its output is connected to the timer circuit A302.
そして、時限回路Ａ３０２の出力は時限回路Ｂ５０３お
よび、電磁接触器コイル６０１に接続されている。The output of the timer circuit A302 is connected to the timer circuit B503 and the electromagnetic contactor coil 601.
時限回路Ｂ５０３出力はコンバータ停止指令１０として
コンバータ３に接続される。The output of time limit circuit B503 is connected to converter 3 as converter stop command 10.
実施例の作用
高圧入力１がコンバータ３に印加されると、その出力は
制御電源８に入力され、制御回路５に必要な制御電源を
供給すると同時に、制御回路５の電圧検出回路５０１に
入力される。電圧検出回路５０１でコンバータ３が動作
していることを検知し、時限回路Ａ３０２で決まる時間
が経過すると、電磁接触器コイル６０１が励磁され、電
磁接触器接点６ｈり閉じる。この時、電ツノ変換部２は
すでに低電圧に変換した出力電圧を発生しており、電磁
接触器接点６が閉じることで、電力変換部２の出力がダ
イオード７を通して、制御回路５および制ｔＩＩ電源８
に入力される。Effect of the Embodiment When high voltage input 1 is applied to converter 3, its output is input to control power supply 8, which supplies necessary control power to control circuit 5, and at the same time is input to voltage detection circuit 501 of control circuit 5. Ru. When the voltage detection circuit 501 detects that the converter 3 is operating and the time determined by the time limit circuit A302 has elapsed, the electromagnetic contactor coil 601 is excited and the electromagnetic contactor contact 6h is closed. At this time, the power converter 2 has already generated an output voltage converted to a low voltage, and as the electromagnetic contactor contact 6 closes, the output of the power converter 2 passes through the diode 7 to the control circuit 5 and the control circuit 5. power supply 8
is input.
ダイオード７は」ンバータ３の出力でバッテリを充電し
ないための逆流阻止の働きがある。The diode 7 has the function of blocking reverse current so that the battery is not charged with the output of the inverter 3.
電力変換部２の出力で制御電源８を動作させることが可
能であるので、時限回路８５０３の時間経過後にコンバ
ータ停止指令１０でコンバータ３を停止させる。Since it is possible to operate the control power source 8 with the output of the power converter 2, the converter 3 is stopped by the converter stop command 10 after the time set by the time limit circuit 8503 has elapsed.
以上述べたように、本発明によれば、］コンバータを起
動時のみ運転することで、バッテリ４の電圧が規定値よ
り低い場合でも、電力変換部２を動作させることができ
る。As described above, according to the present invention, by operating the converter only at startup, the power converter 2 can be operated even when the voltage of the battery 4 is lower than the specified value.
また、高圧入力１がない場合、電磁接触器接点６が開い
ているため、バッテリ４から電流をとらない。Furthermore, when there is no high voltage input 1, the electromagnetic contactor contact 6 is open, so no current is drawn from the battery 4.
本発明によれば、バッテリの容量が少ない場合でも、運
転可能な電源装置を提供することができる。According to the present invention, it is possible to provide a power supply device that can be operated even when the battery capacity is small.
第１図は本発明の概念ブロック図、第２図は本発明の実
施例を示す構成図である。
１・・・高圧入力、 ２・・・電力変換部、３・
・・コンバータ、 ４・・・バッテリ、５・・・
制御回路、
６・・・電磁接触器接点、 ７・・・ダイオード、８・
・・制御回路、 ９・・・出力、１０・・・コン
バータ停止指令、
５０１・・・電圧検出回路、
５０２・・・時限回路Ａ、
５０３・・・時限回路Ｂ、
６０１・・・電磁接触器コイル。
代理人 弁理士 則 近 憲 イも
同 第子丸 叶
第１図FIG. 1 is a conceptual block diagram of the present invention, and FIG. 2 is a configuration diagram showing an embodiment of the present invention. 1... High voltage input, 2... Power conversion section, 3...
...Converter, 4...Battery, 5...
Control circuit, 6... Magnetic contactor contact, 7... Diode, 8...
...Control circuit, 9...Output, 10...Converter stop command, 501...Voltage detection circuit, 502...Time limit circuit A, 503...Time limit circuit B, 601...Magnetic contactor coil. Agent Patent Attorney Nori Chika Nori also Daishimaru Kano Figure 1
Claims (1)
高圧入力をバッテリ充電電圧に変換する電力変換部出力
を入切する電磁接触器接点とそれを直列に接続されたダ
イオードを備え、かつコンバータ停止および電磁接触器
の入切を制御する制御回路を備える電気車の補助電源装
置。A converter that converts high-voltage input to low-voltage output, and an electromagnetic contactor contact that turns on and off the power converter output that converts the high-voltage input into battery charging voltage, and a diode connected in series with the contact, and a converter stop and electromagnetic An auxiliary power supply device for electric vehicles that includes a control circuit that controls the on/off of a contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63085441A JPH01259704A (en) | 1988-04-08 | 1988-04-08 | Auxiliary power source equipment for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63085441A JPH01259704A (en) | 1988-04-08 | 1988-04-08 | Auxiliary power source equipment for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01259704A true JPH01259704A (en) | 1989-10-17 |
Family
ID=13858953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63085441A Pending JPH01259704A (en) | 1988-04-08 | 1988-04-08 | Auxiliary power source equipment for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01259704A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1329221C (en) * | 2004-01-29 | 2007-08-01 | 三菱电机株式会社 | Auxiliary power supply for vehicle |
| JP2017055495A (en) * | 2015-09-07 | 2017-03-16 | 東洋電機製造株式会社 | Auxiliary power supply device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61251401A (en) * | 1985-04-27 | 1986-11-08 | Toshiba Corp | Power source for vehicle |
| JPS62217802A (en) * | 1986-03-19 | 1987-09-25 | Toshiba Corp | Power converter |
-
1988
- 1988-04-08 JP JP63085441A patent/JPH01259704A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61251401A (en) * | 1985-04-27 | 1986-11-08 | Toshiba Corp | Power source for vehicle |
| JPS62217802A (en) * | 1986-03-19 | 1987-09-25 | Toshiba Corp | Power converter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1329221C (en) * | 2004-01-29 | 2007-08-01 | 三菱电机株式会社 | Auxiliary power supply for vehicle |
| JPWO2005073014A1 (en) * | 2004-01-29 | 2007-08-23 | 三菱電機株式会社 | Auxiliary power supply for vehicle |
| US7728456B2 (en) | 2004-01-29 | 2010-06-01 | Mitsubishi Electric Corporation | Vehicle auxiliary electric-power-supplying system |
| JP4635874B2 (en) * | 2004-01-29 | 2011-02-23 | 三菱電機株式会社 | Auxiliary power supply for vehicle |
| JP2017055495A (en) * | 2015-09-07 | 2017-03-16 | 東洋電機製造株式会社 | Auxiliary power supply device |
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