Cooling system for a hybrid vehicle and a control method thereof

The unified cooling system for hybrid vehicles addresses the complexity and cost issues of multiple cooling apparatuses by integrating electrical component and intercooler cooling, achieving reduced weight and improved efficiency through a shared coolant circuit and intelligent temperature management.

US20260160198A1Pending Publication Date: 2026-06-11HYUNDAI MOTOR CO LTD +1

Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
HYUNDAI MOTOR CO LTD
Filing Date
2025-05-27
Publication Date
2026-06-11

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Abstract

A cooling system for a hybrid vehicle may include: a cooling module disposed on a front side of a vehicle and including a cooling fan; an engine cooling apparatus configured to cool an engine and including a first line connected to the cooling module and through which a first coolant flows; an intercooler provided in the engine; and an electrical component cooling apparatus including a water pump and a second line through which a second coolant flows. An electrical component, the cooling module and the water pump are connected through the second line. The cooling system further includes a controller to control the operation of the cooling fan and the water pump, and the intercooler is provided on a branch line connected to the second line to circulate the second coolant and disposed in parallel with the electrical component through the branch line.
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