Abstract: A vehicle includes a passenger cabin, an inverter, and a coolant system having conduit arranged to circulate coolant through the inverter and an evaporator. A refrigerant system includes a condenser and conduit arranged to circulate refrigerant through the condenser and through the evaporator to absorb heat generated by the inverter. A climate control system is arranged to circulate an airstream through the condenser and into the cabin to heat the cabin.

Abstract: A vehicle includes a passenger cabin, an inverter, and a coolant system having conduit arranged to circulate coolant through the inverter and an evaporator. A refrigerant system includes a condenser and conduit arranged to circulate refrigerant through the condenser and through the evaporator to absorb heat generated by the inverter. A climate control system is arranged to circulate an airstream through the condenser and into the cabin to heat the cabin.

Abstract: A vehicle having a heating and cooling system includes a refrigerant loop having first and second heat exchangers, and a coolant loop. The coolant loop is connected to allow a first flow of coolant to be directed through at least one of a plurality of air-to-coolant heat exchangers and at least one component for regulating a temperature of the at least component, and to allow a second flow of coolant to be directed through at least one other of the plurality of air-to-coolant heat exchangers and the at least one component for regulating the temperature of the at least one component dependent upon a mode of operation. A control module, control unit, controller, or the like commonly used in vehicles controls the first and second flows of coolant dependent upon the mode of operation.

Abstract: A method of climate control in a vehicle, which includes cooling a battery and cabin of a vehicle at a target chiller-pump speed of a chiller, the target speed corresponding to a difference between a temperature of an battery and a target temperature of the battery, and wherein the target pump speed does not exceed a limit defined by a look-up table that identifies a capacity of the chiller by mapping the load and the difference.

Abstract: A vehicle includes an oil-cooling system arranged to circulate oil through an electric machine and an oil-to-coolant heat exchanger. A coolant system has conduit arranged to circulate coolant through an inverter, a heater core, and the heat exchanger. A climate control system is arranged to circulate an airstream through the heater core to heat a passenger cabin with waste heat from the electric machine and the inverter.

Abstract: A climate-control system for a vehicle, comprising a controller in communication with a chiller configured to cool a vehicle battery and an evaporator configured to cool a vehicle cabin. The controller is configured to output a target chiller-pump speed based upon a difference between a battery coolant temperature and a target-battery coolant temperature to mitigate a temperature swing of air entering the cabin, and limiting the target chiller-pump speed in response to an available capacity of the chiller.

Abstract: A method for controlling a heating, ventilation, and air-conditioning (HVAC) system of an autonomous vehicle includes determining a vehicle operating status and operating the HVAC system according to the determined vehicle operating status. A control module comprising a sensor array and at least one controller operatively coupled to the sensor array and to the HVAC system controls operation of the HVAC system according to the determined vehicle operating status. The vehicle operating status is selected from one of vehicle occupied-in use, vehicle unoccupied-use requested, and vehicle unoccupied-standby. The HVAC system is operated at an operating setting providing a reduced energy consumption in a vehicle whose operating status is vehicle unoccupied-standby. The reduced energy consumption operating setting is determined according to a constant offset value or according to a variable offset value determined by inputs provided by the sensor array.

Abstract: This disclosure relates to a coolant cap mix-up prevention system for a motor vehicle. In one example, a motor vehicle includes a first coolant bottle configured for use with a first cap and a second coolant bottle configured for use with a second cap. The second coolant bottle is configured prevent attachment of the first cap to the second coolant bottle. A method is also disclosed.

Abstract: A vehicle includes an inverter, a climate control system, and a coolant system. The climate control system includes a housing, and a heater core and an electric heater disposed within the housing. The coolant system includes conduit arranged to circulate coolant through the inverter and the heater core. The inverter is disposed upstream of the heater core.

Abstract: A vehicle includes a passenger cabin, an inverter, and a coolant system having conduit arranged to circulate coolant through the inverter and an evaporator. A refrigerant system includes a condenser and conduit arranged to circulate refrigerant through the condenser and through the evaporator to absorb heat generated by the inverter. A climate control system is arranged to circulate an airstream through the condenser and into the cabin to heat the cabin.

Abstract: A method for controlling a heating, ventilation, and air-conditioning (HVAC) system of an autonomous vehicle includes determining a vehicle operating status and operating the HVAC system according to the determined vehicle operating status. A control module comprising a sensor array and at least one controller operatively coupled to the sensor array and to the HVAC system controls operation of the HVAC system according to the determined vehicle operating status. The vehicle operating status is selected from one of vehicle occupied-in use, vehicle unoccupied-use requested, and vehicle unoccupied-standby. The HVAC system is operated at an operating setting providing a reduced energy consumption in a vehicle whose operating status is vehicle unoccupied-standby. The reduced energy consumption operating setting is determined according to a constant offset value or according to a variable offset value determined by inputs provided by the sensor array.

Abstract: Vehicle climate control systems include heating, ventilating and air conditioning (HVAC) systems for adjusting the vehicle cabin temperature. The HVAC system can deliver heated or cooled air to the vehicle interior to achieve a desired temperature inside the vehicle cabin. Some vehicles are equipped with secondary comfort features, such as heated or cooled seats, for additionally addressing occupant comfort. These features are typically stand-alone devices that function separately from the HVAC system.

Abstract: A humidifier system for a vehicle passenger cabin includes an onboard humidifier, an onboard reservoir in fluid communication with the humidifier and adapted to collect a fluid from a vehicle heat exchanger, and a controller configured to determine at least a passenger cabin relative humidity value and a dew point value for at least one vehicle window. The controller is configured to actuate the onboard humidifier to provide a humidified airflow into the passenger cabin, and to actuate a window heating system to heat the at least one vehicle window sufficiently to prevent or remove fogging resulting from the humidified airflow. Methods for controlling the humidifier system are described.

Abstract: A control system for minimizing the flow rate and energy consumption of a water pump in a vehicle. The control system and method correlate a climate thermal load value with the temperature of the coolant in a climate control cooling circuit. A correlation is performed by mapping the inputs to a desired pump flow rate that is determined to be necessary at a minimum to provide adequate cooling for the engine and for air conditioning or heating the vehicle.

Abstract: A thermal management system for a vehicle includes a coolant loop routed through a traction battery, a battery chiller, a power electronics device, and a radiator. The system also includes a battery bypass valve in the coolant loop configured to, in a bypass position, bypass the traction battery and the battery chiller. The system includes a controller programmed to, in response to a demand for cabin cooling being greater than a predetermined demand, operate the battery bypass valve in the bypass position.

Abstract: A vehicle having a heating and cooling system includes a refrigerant loop having first and second heat exchangers, and a coolant loop. The coolant loop is connected to allow a first flow of coolant to be directed through at least one of a plurality of air-to-coolant heat exchangers and at least one component for regulating a temperature of the at least component, and to allow a second flow of coolant to be directed through at least one other of the plurality of air-to-coolant heat exchangers and the at least one component for regulating the temperature of the at least one component dependent upon a mode of operation. A control module, control unit, controller, or the like commonly used in vehicles controls the first and second flows of coolant dependent upon the mode of operation.

Abstract: A vehicle computer system includes a processor configured to receive a destination, to output a charging station location for display in response to an estimated SOC being less than a threshold and the location being within a pre-defined distance from a vehicle, and to not automatically output the location otherwise such that as a difference between the SOC and threshold increases, the pre-defined distance increases.

Abstract: A method for controlling a heating, ventilation, and air-conditioning (HVAC) system of an autonomous vehicle includes determining a vehicle operating status and operating the HVAC system according to the determined vehicle operating status. A control module comprising a sensor array and at least one controller operatively coupled to the sensor array and to the HVAC system controls operation of the HVAC system according to the determined vehicle operating status. The vehicle operating status is selected from one of vehicle occupied-in use, vehicle unoccupied-use requested, and vehicle unoccupied-standby. The HVAC system is operated at an operating setting providing a reduced energy consumption in a vehicle whose operating status is vehicle unoccupied-standby. The reduced energy consumption operating setting is determined according to a constant offset value or according to a variable offset value determined by inputs provided by the sensor array.

Abstract: A traction battery thermal management system is provided. The thermal management system includes a battery loop for regulating the traction battery temperature. A motor loop is provided for regulating a motor temperature. The thermal management system also includes a radiator. A radiator valve selectively controls fluid flow through the radiator. A battery valve selectively couples the battery loop and the motor loops. The battery loop, the motor loop are in fluid communication and arranged in parallel to be cooled by the radiator.

Abstract: A thermal management system for a vehicle includes a controller. The controller pre-heats a coolant in a power electronics loop via heat transfer between the coolant and an electronic component in response to an ambient temperature being less than a threshold and a coolant temperature being less than a battery temperature. The controller also pumps the coolant through a battery loop in response to the coolant temperature exceeding the battery temperature.