To provide a driving control device of a motor-mounted automobile that can specify a temperature detection part in which abnormality occurs out of a plurality of temperature detection parts and accurately detect temperatures of switching elements of inverters.SOLUTION: A driving control device 16 comprises power circuit parts 25 and 25 including two inverters 25a and 25a and a motor control part 26, which further comprises: two temperature detection parts 29 and 29 that detect temperatures of the switching elements 33 and 33 respectively; a coolant temperature detection part 24 that detects a temperature of coolant; a temperature detection abnormality determination part 30 that calculates three temperatures of the temperatures of the switching elements 33 and 33 and the temperature of the coolant without condition or subject to a predetermined condition, and if a difference between any values of the temperatures is not in a predetermined range, determines that there is abnormality in any one or two or all of the two temperature detection parts 29 and 29 and the coolant temperature detection part 24.SELECTED DRAWING: Figure 5

    【課題】複数の温度検出部のうち異常が発生した温度検出部を特定することができ、またインバータのスイッチング素子の温度を精度よく検出することができるモータ搭載自動車の駆動制御装置を提供する。【解決手段】駆動制御装置16は、二つのインバータ25a,25aを含むパワー回路部25,25と、モータコントロール部26とを備える。またスイッチング素子33,33の温度をそれぞれ検出する二つの温度検出部29,29と、冷却液の温度を検出する冷却液温度検出部24と、前記スイッチング素子33,33の温度と、冷却液の温度との三つの温度を、そのまままたは定められた条件に従って演算していずれかの値の差が定められた範囲内に入っていないとき、二つの温度検出部29,29および冷却液温度検出部24のいずれか一つまたは二つまたは全てに異常があると判定する温度検出異常判定部30とを有する。【選択図】図5


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    Title :

    DRIVING CONTROL DEVICE OF MOTOR-MOUNTED AUTOMOBILE


    Additional title:

    モータ搭載自動車の駆動制御装置


    Contributors:

    Publication date :

    2019-07-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen



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