ELECTRIC VEHICLE

• Main Author: HIRANO SATORU
• Format: Patent
• Language: English; Japanese
• Published: 07.11.2023
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; GENERATION; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; SYSTEMS FOR STORING ELECTRIC ENERGY; TRANSPORTING; VEHICLES IN GENERAL

To achieve distribution of regenerative electric power automatically.SOLUTION: An electric vehicle 1 comprises: a battery circuit 100 which includes a battery 11, a transistor 51 which supplies regenerative electric power to the battery 11 when voltage is applied to a gate, and a converter 61 which applies the voltage to the gate of the transistor 51 when charging upper limit voltage of the battery 11 is larger than present voltage of the battery 11; and a BR circuit 200 which includes a brake resistor 21 and PTO (Power Take OFF) 22, a transistor 53 which supplies the regenerative electric power to at least one of the brake resistor and the PTO when voltage is applied to a gate, and a converter 62 which applies the voltage to the gate of the transistor 53 when the charging upper limit voltage of the battery 11 is smaller than the present voltage of the battery 11.SELECTED DRAWING: Figure 2 【課題】回生電力の分配を自動的に実施すること。【解決手段】電気自動車１は、バッテリ１１と、ゲートに電圧が印可された際にバッテリ１１に回生電力を供給するトランジスタ５１と、バッテリ１１の現在の電圧よりもバッテリ１１の充電上限電圧が大きい場合にトランジスタ５１のゲートに電圧を印加するコンパレータ６１と、を有するバッテリ回路１００と、ブレーキレジスタ２１及びＰＴＯ（Power Take Off）２２と、ゲートに電圧が印可された際にブレーキレジスタ及びＰＴＯの少なくともいずれか一方に回生電力を供給するトランジスタ５３と、バッテリ１１の現在の電圧よりもバッテリ１１の充電上限電圧が小さい場合にトランジスタ５３のゲートに電圧を印加するコンパレータ６２と、を有するＢＲ回路２００と、を備える。【選択図】図２