Vehicle hvac system and a method of controlling the same
AssigneesHyundai Motor Company, Kia Corporation
InventorsTae Woong Lim, Ji Wan Son, Kyu Ho Chae, Chan Woong Jo, Jae Won Heo, Chang Hwan Kim
Life of this patent
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Abstract
A vehicle heating, ventilation, and air conditioning (HVAC) system is provided. The system includes a compressor having: a compression section; a motor section configured to drive the compression section; and an inverter configured to allow the motor section to operate in any one of an efficiency mode and a lossy mode. The system also includes a controller configured to control the inverter of the compressor based on a minimum temperature of a refrigerant and a freezing temperature of refrigerant oil contained in the refrigerant.
Claims14
A vehicle heating, ventilation, and air conditioning (HVAC) system, comprising:
- a compressor including a compression section, a motor section configured to drive the compression section, and an inverter configured to allow the motor section to operate in any one of an efficiency mode and a lossy mode;
- and
- a controller configured to control the inverter of the compressor based on a minimum temperature of a refrigerant and a freezing temperature of refrigerant oil contained in the refrigerant.
A method of controlling a vehicle heating, ventilation, and air conditioning (HVAC) system including a compressor having a compression section, a motor section configured to drive the compression section, and an inverter configured to allow the motor section to operate in any one of an efficiency mode and a lossy mode, the method comprising:
- operating the HVAC system in a heating mode;
- and
- controlling, by a controller, the inverter of the compressor based on a minimum temperature of a refrigerant and a freezing temperature of refrigerant oil contained in the refrigerant.
Dependencies are inferred from the claim text.