JPH11308705A5

JPH11308705A5 -

Info

Publication number: JPH11308705A5
Application number: JP1998110739A
Authority: JP
Filing date: 1998-04-21
Publication date: 2005-07-21
Anticipated expiration: 2018-04-21

Description

【０００８】
【課題を解決するための手段】
請求項１に係る発明は、モータジェネレータ（２）と、自動変速機（Ｍ）と、を備え、内燃エンジン（１）及び／又はモータジェネレータ（２）の出力を前記自動変速機（Ｍ）を介して駆動車輪（５３）に伝達し、また前記内燃エンジン（１）の出力により前記モータジェネレータ（２）にて発電してバッテリ（４０）に充電してなる、ハイブリット駆動装置（Ａ）において、
前記バッテリ（４０）を複数のモジュール（４０ａ）に分割すると共に各モジュール間の電圧を検知する電圧検知手段（４２）と、
該電圧検知手段（４２）によって検知された各モジュール間の電位差が所定値以上の場合に、前記各モジュール（４０ａ）のバッテリが略々フル充電になるように、前記モータジェネレータ（２）が前記内燃エンジン（１）の動力によりバッテリ（４０）を充電すると共に、該内燃エンジン（１）の動力が前記自動変速機（Ｍ）を介して駆動車輪（５３）を駆動する均等充電モード制御手段（４７）と、
を備えることを特徴とするハイブリット駆動装置にある（図２参照）。 [0008]
[Means for solving the problem]
The invention according to claim 1 provides a hybrid drive system (A) comprising a motor generator (2) and an automatic transmission (M), in which the output of an internal combustion engine (1) and/or the motor generator (2) is transmitted to drive wheels (53) via the automatic transmission (M), and the output of the internal combustion engine (1) is used to generate electricity in the motor generator (2) and charge a battery (40),
a voltage detection means (42) for dividing the battery (40) into a plurality of modules (40a) and detecting the voltage between each module;
an equalized charge mode control means (47) for controlling the motor generator (2) to charge the battery (40) with the power of the internal combustion engine (1) so that the battery of each module (40 a) is substantially fully charged when the potential difference between the modules detected by the voltage detection means (42) is equal to or greater than a predetermined value, and for controlling the power of the internal combustion engine (1) to drive the drive wheels (53) via the automatic transmission (M);
The hybrid drive system is characterized by comprising the above (see FIG. 2).

Claims

A hybrid drive system comprising a motor generator and an automatic transmission, in which output of an internal combustion engine and/or the motor generator is transmitted to drive wheels via the automatic transmission, and in which output of the internal combustion engine is used by the motor generator to generate electricity and charge a battery,
a voltage detection means for dividing the battery into a plurality of modules and detecting a voltage between each module;
an equalization charge mode control means for controlling the motor generator to charge the battery with power from the internal combustion engine and for the power from the internal combustion engine to drive the drive wheels via the automatic transmission so that the battery of each module is substantially fully charged when the potential difference between the modules detected by the voltage detection means is equal to or greater than a predetermined value;
A hybrid drive device comprising:

the equalization charge mode control means increases the power of the internal combustion engine so as to maintain the required driving force transmitted to the drive wheels when charging the battery.
2. The hybrid drive system according to claim 1, wherein:

Whether each module is nearly fully charged or not is determined by whether the voltage between each module drops or not.
3. The hybrid drive system according to claim 1 or 2.

The automatic transmission includes a continuously variable transmission device disposed between a primary shaft and a secondary shaft and configured to continuously change the torque ratio between the primary shaft and the secondary shaft;
a planetary gear unit including a first rotating element interlocked with a primary side of the continuously variable transmission, a second rotating element interlocked with a secondary side of the continuously variable transmission, and a third rotating element that combines rotations of the first rotating element and the second rotating element in a state that generates torque circulation and outputs the result to drive wheels;
The continuously variable transmission is provided with an infinitely variable speed mechanism that performs neutral control for self-converging the third rotating element to a neutral position and speed change control for continuously changing speed from the neutral position.
4. The hybrid drive system according to claim 1, wherein the drive system comprises: a first drive shaft;

the equalization charge mode control means performs rapid charging when the remaining capacity of the battery is equal to or less than a predetermined value;
5. The hybrid drive system according to claim 1, wherein the drive system comprises: a first drive shaft;

the equalization charge mode control means suspends charging of the battery when the accelerator opening is equal to or greater than a predetermined value or when the temperature of the battery is equal to or greater than a predetermined value.
6. A hybrid drive system according to claim 1, wherein the hybrid drive system comprises: