SYSTEM AND METHOD TO REDUCE VISCOUS LOSSES OF ELECTRIC VEHICLE

Systems and methods for cooling and delivering oil for an electric vehicle are described. In one example, viscosity of oil and resistance to oil flow of an oil circuit reduce oil flow through a cooling circuit so as to reduce powertrain losses that may be related to oil viscosity. At higher temperat...

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Bibliographische Detailangaben
1. Verfasser: Patterson, William Rey
Format: Patent
Sprache:eng
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Zusammenfassung:Systems and methods for cooling and delivering oil for an electric vehicle are described. In one example, viscosity of oil and resistance to oil flow of an oil circuit reduce oil flow through a cooling circuit so as to reduce powertrain losses that may be related to oil viscosity. At higher temperatures, the viscosity of oil allows the oil to flow through the cooling circuit and lower a temperature of an electric machine.