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US 12,757,362 B2Granted
Cooling system
AssigneeToyota Jidosha Kabushiki Kaisha
InventorYasuaki Kodama
Life of this patent
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Abstract
Cooling system for cooling a heat-generating equipment in an electrified vehicle. The cooling system includes a coolant, a channel of the coolant, and a pump for circulating the coolant in the channel, wherein the channel includes a portion including nitrile rubber in a channel wall, the coolant includes 95% by mass or more of mineral oil, and an aniline point of the coolant is 80° C. to 105° C.
Claims4
A cooling system for cooling heat-generating equipment in an electrified vehicle, the cooling system comprising:
- a coolant;
- a channel for the coolant;
- and
- a pump for circulating the coolant in the channel, wherein
- the channel includes a portion containing nitrile rubber in a channel wall,
- the coolant contains 95% by mass or more of mineral oil,
- an aniline point of the coolant is from 80° C. to 105° C.,
- the mineral oil includes a first hydrocarbon and a second hydrocarbon,
- the first hydrocarbon includes at least one of a naphthenic hydrocarbon and an aromatic hydrocarbon,
- the second hydrocarbon includes at least one of a paraffinic hydrocarbon and an olefinic hydrocarbon,
- a blending ratio of the second hydrocarbon is higher than a blending ratio of the first hydrocarbon,
- the coolant includes an additive, and
- the additive is at least one type selected from a group consisting of an antifoaming agent, an antioxidant, a rust inhibitor, a pour point depressant, a dispersant, a surfactant, and a flow antistatic agent.
10 more elements
Dependencies are inferred from the claim text.