Charging system for electric vehicles

US10688873B2 · kind B2 · utility

Assignee

• Dr. Ing. h.c. F. Porsche AG · DE

Inventors

• Stefan Götz · Forstern, DE
• Manuel Groß · Hessigheim, DE

Key dates

• Filing date: Jun 14, 2018
• Grant date: Jun 23, 2020
• Expiry date: Oct 27, 2038

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T90/16
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

Charging system for electric vehicles, having: a charging station to which a traction battery of an electric vehicle can be coupled via a charging cable; power electronics, the charging station being able to be connected, with the interposition of the power electronics, to an electrical current and voltage supply network which provides a defined electrical network power; an electrical storage device which is connected between the electrical current and voltage supply network and the charging station such that said storage device is charged on the basis of the electrical network power and is discharged on the basis of a charging speed of the charging station; a re-cooling apparatus, the charging station, the power electronics and the electrical storage device connected to the re-cooling apparatus which provides a defined as thermal re-cooling power; a thermal storage device connected to the re-cooling apparatus, to the charging station, to the power electronics and to the electrical storage device such that said storage device or a cooling medium of said storage device is heated on the basis of the power loss of the power electronics, charging station and electrical storage device a…