US 2024/0190211 A1Published application

Heat Pump System for Vehicle

AssigneesHyundai Motor Company, Kia Corporation

InventorsYong Woong Cha, Wan Je Cho, Jungha Park, Eon Soo Yun, ByeongGu Kang, Seongjae Lee, Jong Il Park, Jai Young An, Seong-Bin Jeong

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Abstract

An embodiment heat pump system of a vehicle includes a valve controlling a flow of a coolant, a first line having ends connected to the valve, a radiator and an electrical component on the first line, a second line having ends connected to the valve, a battery module on the second line, a first connection line including a first end connected to the valve, a chiller on the first connection line, a second connection line including ends connected to the second and first connection lines, and a third connection line including a first end connected to a second end of the first connection line and a second end connected to the first line between the radiator and the electrical component, wherein the valve operates such that the first, second, or first connection line is connected to another line or to itself depending on the selected mode.

Claims20

Dependent claims

A heat pump system of a vehicle, the system comprising:

a valve configured to control a flow of a coolant that is interiorly introduced according to a mode selected from a plurality of modes for temperature adjustment of a vehicle interior and temperature adjustment of a battery module;
a first cooling apparatus comprising a first line comprising a first end and a second end connected to the valve to selectively circulate the coolant;
a radiator on the first line;
an electrical component on the first line;
a second cooling apparatus comprising a second line comprising a first end and a second end connected to the valve to selectively circulate the coolant, wherein the battery module is on the second line;
a first connection line comprising a first end connected to the valve to selectively circulate the coolant;
a chiller on the first connection line;
a second connection line comprising a first end connected to the second line and a second end connected to the first connection line;
and
a third connection line comprising a first end connected to a second end of the first connection line and a second end connected to the first line between the radiator and the electrical component;
and
wherein the valve is configured to operate such that the first line, the second line, or the first connection line is connected to another line or to itself depending on the selected mode.

9 more elements

A heat pump system of a vehicle, the system comprising:

a valve configured to control a flow of a coolant that is interiorly introduced according to a mode selected from a plurality of modes for temperature adjustment of a vehicle interior and temperature adjustment of a battery module, the plurality of modes comprising:
a first mode for cooling an electrical component by using the coolant cooled at a radiator and for increasing a temperature of the battery module;
a second mode for cooling the electrical component and the battery module by using the coolant cooled at the radiator;
a third mode for heating the vehicle interior and for increasing the temperature of the battery module while recollecting waste heat of the electrical component;
and
a fourth mode for heating the vehicle interior and for recollecting the waste heat of the electrical component and the battery module;
a first cooling apparatus comprising a first line comprising a first end and a second end connected to the valve to selectively circulate the coolant, wherein the radiator and the electrical component are on the first line;
a second cooling apparatus comprising a second line comprising a first end and a second end connected to the valve to selectively circulate the coolant, wherein the battery module is on the second line;
a first connection line comprising a first end connected to the valve to selectively circulate the coolant;
a chiller on the first connection line;
a second connection line comprising a first end connected to the second line and a second end connected to the first connection line;
and
a third connection line comprising a first end connected to a second end of the first connection line and a second end connected to the first line between the radiator and the electrical component;
and
wherein the valve is configured to operate such that the first line, the second line, or the first connection line is connected to another line or to itself depending on the selected mode.

12 more elements

Dependencies are inferred from the claim text.

Facts

Application: 18/330,619Filed 7 Jun 2023
Priority: KR 10-2022-017298912 Dec 2022
Published: 13 Jun 2024
Term ends: Not estimatedThe source records don’t support an estimate.

Classification7 codes

B60H 1/00899
The components being temperature regulating devices: controlling the flow of liquid in a heat pump system
B60H 1/32281
Characterised by refrigerant circuit configurations: comprising a single secondary circuit, e.g. at evaporator or condenser side
B60H 1/00278
HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit: for the battery
B60H 1/00885
The components being temperature regulating devices: controlling the flow of heating or cooling liquid, e.g. valves or pumps