JP2001169401A5 - - Google Patents

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Publication number
JP2001169401A5
JP2001169401A5 JP1999343946A JP34394699A JP2001169401A5 JP 2001169401 A5 JP2001169401 A5 JP 2001169401A5 JP 1999343946 A JP1999343946 A JP 1999343946A JP 34394699 A JP34394699 A JP 34394699A JP 2001169401 A5 JP2001169401 A5 JP 2001169401A5
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Japan
Prior art keywords
temperature
outside
electric vehicle
detection means
inverter
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Pending
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JP1999343946A
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Japanese (ja)
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JP2001169401A (en
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Priority to JP34394699A priority Critical patent/JP2001169401A/en
Priority claimed from JP34394699A external-priority patent/JP2001169401A/en
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Publication of JP2001169401A5 publication Critical patent/JP2001169401A5/ja
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Description

【特許請求の範囲】
【請求項1】 バッテリをエネルギ源とした電動車両の走行用モータのインバータを構成するパワーデバイスの保護装置であって、複数のパワーデバイスの温度を個別に検出してそれぞれ温度値を出力する温度検出手段と、該温度検出手段の出力のうち、いずれかの温度値が所定の限界温度値に達したか否かを判別して判別結果を外部へ送信するとともに、前記温度検出手段の出力のうち、最も温度が高いデバイスの温度情報を外部へ送信する温度情報送信手段とを具備することを特徴とする電気自動車の制御装置。
【請求項2】 バッテリをエネルギ源とした電動車両の走行用モータのインバータを構成するパワーデバイスの保護装置であって、複数のパワーデバイスの温度を個別に検出してそれぞれ温度値を出力する温度検出手段と、該温度検出手段の出力のうち、いずれかの温度値が所定の限界温度値に達したか否かを判別して判別結果を外部へ送信するとともに、前記温度検出手段の出力温度情報を時分割で外部へ送信する温度情報送信手段とを具備することを特徴とする電気自動車の制御装置。
【請求項3】 前記温度情報送信手段から受信した温度情報に応じてインバータの電流を制限する保護機能を有する請求項1または2に記載の電気自動車の制御装置。
[Claims]
1. A temperature that protects a power device that constitutes an inverter of a traveling motor of an electric vehicle using a battery as an energy source, and that detects the temperatures of a plurality of power devices individually and outputs a temperature value for each. Among the outputs of the detection means and the temperature detection means, it is determined whether or not any of the temperature values has reached a predetermined limit temperature value, and the determination result is transmitted to the outside, and the output of the temperature detection means. Among them, a control device for an electric vehicle, which comprises a temperature information transmitting means for transmitting the temperature information of the device having the highest temperature to the outside.
2. A temperature that protects a power device that constitutes an inverter of a traveling motor of an electric vehicle using a battery as an energy source, and that detects the temperatures of a plurality of power devices individually and outputs a temperature value for each. Among the outputs of the detection means and the temperature detection means, it is determined whether or not any of the temperature values has reached a predetermined limit temperature value, and the determination result is transmitted to the outside, and the output temperature of the temperature detection means. A control device for an electric vehicle, which comprises a temperature information transmitting means for transmitting information to the outside in a time-divided manner.
3. The control device for an electric vehicle according to claim 1 or 2 , which has a protection function for limiting an inverter current according to temperature information received from the temperature information transmitting means.

【0007】
【課題を解決するための手段】
請求項1に記載の発明は、バッテリをエネルギ源とした電動車両の走行用モータのインバータを構成するパワーデバイスの保護装置であって、複数のパワーデバイス1〜6の温度を個別に検出してそれぞれ温度値を出力する温度検出手段11〜16と、該温度検出手段の出力のうち、いずれかの温度値が所定の限界温度値に達したか否かを判別して判別結果を外部へ送信するとともに、前記温度検出手段の出力のうち、最も温度が高いデバイスの温度情報を外部へ送信する温度情報送信手段7とを具備することを特徴とする電気自動車の制御装置を提供する。
0007
[Means for solving problems]
The invention according to claim 1 is a protection device for a power device constituting an inverter of a traveling motor of an electric vehicle using a battery as an energy source, and individually detects the temperatures of a plurality of power devices 1 to 6. It is determined whether or not one of the temperature detection means 11 to 16 that outputs the temperature value and the output of the temperature detection means has reached a predetermined limit temperature value, and the determination result is transmitted to the outside. Further, the present invention provides a control device for an electric vehicle, which comprises a temperature information transmitting means 7 for transmitting the temperature information of the device having the highest temperature among the outputs of the temperature detecting means to the outside.

この発明によれば、温度検出手段11〜16がパワーデバイス1〜6毎に個別に設けられ、それぞれの検出温度のうちいずれかの温度がインバータの出力電流制限を必要とする限界温度に達しているか否かを判別して温度情報送信手段7によって外部へ送信し、この信号によってゲート制御回路9の電流制限機能を動作させ、パワーデバイスを保護する。
そして、温度検出手段11〜16がパワーデバイス1〜6毎に個別に設けられ、それぞれの検出温度のうち最も温度が高いデバイスの温度情報を外部へ送信する。
According to the present invention, the temperature detecting means 11 to 16 are individually provided for each of the power devices 1 to 6, and one of the detected temperatures reaches the limit temperature requiring the output current limit of the inverter. It is determined whether or not it is present and transmitted to the outside by the temperature information transmitting means 7, and the current limiting function of the gate control circuit 9 is operated by this signal to protect the power device.
Then, the temperature detecting means 11 to 16 are individually provided for each of the power devices 1 to 6, and the temperature information of the device having the highest temperature among the detected temperatures is transmitted to the outside.

請求項に記載の発明は、バッテリをエネルギ源とした電動車両の走行用モータのインバータを構成するパワーデバイスの保護装置であって、複数のパワーデバイス1〜6の温度を個別に検出してそれぞれ温度値を出力する温度検出手段11〜16と、該温度検出手段の出力のうち、いずれかの温度値が所定の限界温度値に達したか否かを判別して判別結果を外部へ送信するとともに、前記温度検出手段の出力温度情報を時分割で外部へ送信する温度情報送信手段7とを具備することを特徴とする電気自動車の制御装置を提供する。 The invention according to claim 2 is a protection device for a power device constituting an inverter of a traveling motor of an electric vehicle using a battery as an energy source, and individually detects the temperatures of a plurality of power devices 1 to 6. It is determined whether or not any of the temperature detection means 11 to 16 that outputs the temperature value and the output of the temperature detection means have reached a predetermined limit temperature value, and the determination result is transmitted to the outside. Further, the present invention provides a control device for an electric vehicle , which comprises a temperature information transmitting means 7 for transmitting the output temperature information of the temperature detecting means to the outside in a time-divided manner.

この発明によれば、温度検出手段11〜16がパワーデバイス1〜6毎に個別に設けられ、それぞれの検出温度のうちいずれかの温度がインバータの出力電流制限を必要とする限界温度に達しているか否かを判別して温度情報送信手段7によって外部へ送信し、この信号によってゲート制御回路9の電流制限機能を動作させ、パワーデバイスを保護する。
そして、複数のパワーデバイス1〜6の温度が時分割で順次外部に送信されるので、受信側で最高温度を識別し、この温度値が限界温度に達しているか否かを判定する。
According to the present invention, the temperature detecting means 11 to 16 are individually provided for each of the power devices 1 to 6, and one of the detected temperatures reaches the limit temperature requiring the output current limit of the inverter. It is determined whether or not it is present and transmitted to the outside by the temperature information transmitting means 7, and the current limiting function of the gate control circuit 9 is operated by this signal to protect the power device.
Then, since the temperatures of the plurality of power devices 1 to 6 are sequentially transmitted to the outside in a time division manner, the receiving side identifies the maximum temperature and determines whether or not this temperature value has reached the limit temperature.

請求項に記載の発明は、前記温度情報送信手段7から受信した温度情報に応じてインバータの電流を制限する保護機能を有する請求項1または2に記載の電気自動車の制御装置を提供する。 The invention of claim 3 provides a control apparatus for an electric vehicle according to claim 1 or 2 having a protective function that limits the inverter current according to the temperature information received from the temperature information transmitting means 7.

図4の信号変換部30は、A/D変換部30、信号処理部(CPU)30、およびシリアル変換部30からなり、図3の温度検出部で検出された各素子の温度信号A〜FをA/D変換し、信号処理を行った後、シリアル信号に変換して出力するものである。前記信号処理はいずれかの素子の温度が所定の限界値を超えたとき出力信号を送出する処理検出した各素子の温度のうち最も温度の高い素子の信号を選択する処理各素子の温度情報を時分割に変換する処理である。 The signal conversion unit 30 of FIG. 4 includes an A / D conversion unit 30 a , a signal processing unit (CPU) 30 b , and a serial conversion unit 30 c , and is a temperature signal of each element detected by the temperature detection unit of FIG. A to F are A / D converted, signal processing is performed, and then converted into a serial signal and output. The signal processing, the processing temperature of any element for sending an output signal when it exceeds a predetermined limit value, the process of selecting a signal of highest temperature element of the temperature of each element detected in each element This is a process for converting temperature information into time division.

JP34394699A 1999-12-02 1999-12-02 Controller for electric car Pending JP2001169401A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP34394699A JP2001169401A (en) 1999-12-02 1999-12-02 Controller for electric car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP34394699A JP2001169401A (en) 1999-12-02 1999-12-02 Controller for electric car

Publications (2)

Publication Number Publication Date
JP2001169401A JP2001169401A (en) 2001-06-22
JP2001169401A5 true JP2001169401A5 (en) 2005-12-15

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Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4069022B2 (en) 2003-06-12 2008-03-26 三菱電機株式会社 Power semiconductor device
JP4710399B2 (en) * 2005-04-25 2011-06-29 日産自動車株式会社 Inverter protection device
JP4654940B2 (en) * 2006-02-27 2011-03-23 株式会社デンソー Inverter device and drive control method for inverter circuit
JP5161641B2 (en) * 2008-04-18 2013-03-13 株式会社東芝 Temperature detection circuit
JP5642483B2 (en) * 2010-09-29 2014-12-17 三洋電機株式会社 Inverter device and electric vehicle equipped with the same
DE102011007929B4 (en) 2011-01-03 2015-06-11 Sma Solar Technology Ag Method for operating an inverter and control device
CN103415992B (en) * 2011-02-25 2016-07-27 Ntn株式会社 Electric automobile
JP5893361B2 (en) 2011-11-24 2016-03-23 Ntn株式会社 Motor control device
JP5776636B2 (en) * 2012-06-20 2015-09-09 株式会社デンソー Temperature detection device
JP6052796B2 (en) * 2013-06-18 2016-12-27 カルソニックカンセイ株式会社 Inverter device inspection method
JP6072290B2 (en) * 2013-11-07 2017-02-01 三菱電機株式会社 Inverter protection device for vehicle
CN106155136A (en) * 2016-08-31 2016-11-23 重庆佩特电气有限公司 Temperature control circuit for power device
JP2018170906A (en) * 2017-03-30 2018-11-01 株式会社デンソー Driving device
WO2024013999A1 (en) * 2022-07-15 2024-01-18 日立Astemo株式会社 Inverter control device

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