METHOD FOR REGULATING THE TEMPERATURE OF AN AUTOMOTIVE VEHICLE COMPONENT AND SYSTEM FOR REGULATING THE TEMPERATURE OF THIS COMPONENT

• US 20130313249A1
• Filed: 12/20/2011
• Published: 11/28/2013
• Est. Priority Date: 01/07/2011
• Status: Abandoned Application

• Current Assignee: Renault Sas (Renault)
• Original Assignee: Renault Sas (Renault)
• Inventors: Cregut, Samuel, Loudot, Serge
• Application Number:
  US13/978,668
• Publication Number:
  US 20130313249A1
• Time in Patent Office: Days
• US Class Current: 219/630
• CPC Class Codes: B60H 1/22 the heat being derived otherwise than from the propulsion plant B60H1/0025, B60H1/00492 and B60H1/03 take precedence
• CPC Class Codes: B60H 1/2221 arrangements of electric heaters for heating an intermediate liquid B60H1/034 takes precedence
• CPC Class Codes: B60L 53/122 Circuits or methods for driving the primary coil, e.g. supplying electric power to the coil
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 90/12 Electric charging stations
• CPC Class Codes: Y02T 90/14 Plug-in electric vehicles

Abstract

Method for regulating the temperature of an automotive vehicle component comprising an inductive system for charging an electric battery, the inductive charging system including a coil allowing a magnetic energy to be converted into an electrical energy for charging the battery, the method involving a step of using the thermal energy produced in the coil via the Joule effect to heat the automotive vehicle component, notably a cabin of an automotive vehicle.

Claims

1. A method for regulating a temperature of a part of an automotive vehicle comprising an inductive system for charging an electric battery, the inductive charging system including a coil that allows magnetic energy to be converted into electrical energy for charging the battery, the method comprising a step of using the heat energy produced in the coil through Joule effect to heat the part of the motor vehicle, notably a motor vehicle interior.

2. The method according to claim 1, wherein the step of using the heat energy produced in the coil to heat the part of the automotive vehicle comprises a phase of thermally coupling the coil and the part via a heat transfer fluid.

3. The method according to claim 2, wherein the step of using the heat energy produced in the coil to heat the part of the automotive vehicle comprises a phase of circulating the heat transfer fluid through the coil.

4. A temperature regulating system for regulating a temperature of a part of an automotive vehicle comprising an inductive system for charging an electric battery, the inductive charging system including a coil that allows magnetic energy to be converted into electrical energy for charging the battery, the regulating system comprising a means of thermally coupling the coil to the part of the automotive vehicle.

5. The temperature regulating system according to claim 4, wherein the thermal coupling means comprises a heat transfer fluid guide duct made in the coil.

6. The temperature regulating system according to claim 4, wherein the coil comprises a tube that makes one or more turns.

7. The temperature regulating system according to claim 6, wherein the tube is made of an electrically conductive material, notably of metal, such as copper, and is externally covered with a layer of electrically insulating and/or thermally insulating material.

8. The temperature regulating system according to claim 7, wherein the tube is internally covered with a layer of material, notably of an electrically insulating material.

9. The temperature regulating system according to claim 4, wherein the coil comprises an inner first tube, notably an inner first tube made of an electrically insulating material, and an outer second tube, notably an outer second tube made of an electrically insulating and/or thermally insulating material, between which tubes is placed an electrically conductive material, notably a lap of woven or nonwoven electrically conductive strands.

10. The temperature regulating system according to claim 4, further comprising a first exchanger thermally coupled to the external air surrounding the automotive vehicle.

11. The temperature regulating system according to claim 10, further comprising a first bypass in parallel with the first exchanger and a first valve to regulate the fraction of heat transfer fluid passing through the first exchanger and the fraction of heat transfer fluid passing through the first bypass.

12. The temperature regulating system according to claim 4, further comprising a second exchanger thermally coupled to the part to transfer heat between the heat transfer fluid and the part.

13. The temperature regulating system according to claim 12, further comprising a second bypass in parallel with the second exchanger and a second valve to regulate the fraction of heat transfer fluid passing through the second exchanger and the fraction of heat transfer fluid passing through the second bypass.

14. The temperature regulating system according to claim 4, further comprising a third exchanger thermally coupled to at least one component of an electric drive train of the vehicle including the battery so as to transfer heat between the heat transfer fluid and this component.

15. An automotive vehicle comprising a temperature regulating system as claimed in claim 4.