Electric automobile and integrated control system thereof

摘要

An integrated control system for an electric vehicle, comprising: an integrated driving and charge-discharge controller connected with a power battery via a high-voltage distribution box, connected with a motor and a charge-discharge socket respectively, and configured to drive the motor when the electric vehicle is in a driving mode and to control to charge and discharge the power battery via the charge-discharge socket when the electric vehicle is in a charge-discharge mode; an auxiliary high-voltage element connected with the power battery via the high-voltage distribution box; a first DC/DC module connected with the power battery via the high-voltage distribution box; and a controller connected with the high-voltage distribution box and configured to control the high-voltage distribution box so as to perform a pre-charging via the high-voltage distribution box before the integrated driving and charge-discharge controller, the auxiliary high-voltage element and the first DC/DC module are powered on.

主权项

1. An integrated control system for an electric vehicle, comprising:
a power battery; a high-voltage distribution box connected with the power battery; an integrated driving and charge-discharge controller, connected with the power battery via the high-voltage distribution box, and connected with a motor and a charge-discharge socket respectively, and configured to drive the motor when the electric vehicle is in a driving mode and to control to charge and discharge the power battery via the charge-discharge socket when the electric vehicle is in a charge-discharge mode; an auxiliary high-voltage element connected with the power battery via the high-voltage distribution box; a first DC/DC module connected with the power battery via the high-voltage distribution box; and a controller connected with the high-voltage distribution box and configured to control the high-voltage distribution box so as to perform a pre-charging via the high-voltage distribution box before the integrated driving and charge-discharge controller, the auxiliary high-voltage element and the first DC/DC module are powered on, wherein the high-voltage distribution box comprises: a first pre-charging control module and a first switch connected in parallel with the first pre-charging control module, wherein the first pre-charging control module has a first terminal connected with a first terminal of the power battery and a second terminal connected with a first terminal of the integrated driving and charged-discharged controller, and the first switch has a first terminal connected with the first terminal of the power battery and a second terminal connected with the first terminal of the integrated driving and charge-discharge controller; a second pre-charging control module and a second switch connected in parallel with the second pre-charging control module, wherein the second pre-charging control module has a first terminal connected with the first terminal of the power battery and a second terminal connected with a first terminal of the first DC/DC module, and the second switch has a first terminal connected with the first terminal of the power battery and a second terminal connected with the first terminal of the first DC/DC module; a third pre-charging control module and a third switch connected in parallel with the third pre-charging control module, wherein the third pre-charging control module has a first terminal connected with the first terminal of the power battery and a second terminal connected with a first terminal of the auxiliary high-voltage element, and the third switch has a first terminal connected with the first terminal of the power battery and a second terminal connected with the first terminal of the auxiliary high-voltage element; a fourth switch having a first terminal connected with the first terminal of the power battery and a second terminal connected with a second terminal of the integrated driving and charge-discharge controller; and a fifth switch having a first terminal connected with a second terminal of the power battery and a second terminal connected with a third terminal of the integrated driving and charge-discharge controller, a second terminal of the first DC/DC module and a second terminal of the auxiliary high-voltage element respectively.