Air-conditioning system for vehicle

An air-conditioning system for a vehicle, comprising

• an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,
• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open-air introduction port for admitting air from outside of vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant to feed the refrigerant from said interior heat exchanger to said exterior heat exchanger, said two refrigerant pipes being adapted to circulate the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressurizing said refrigerant flowing from said exterior heat exchanger to said interior heat exchanger, wherein
• said compressor is disposed in a third chamber partitioned from said first and second chambers and said compartment;
• said open-air introduction port and said air discharge port in said second chamber each include means for opening and closing, and a partition for partitioning said second and third chambers from each other is provided with a port with means for opening and closing for circulating the air in said third chamber through the exterior heat exchanger within said second chamber, and
• said system further includes a shield means for shutting off said first chamber from said compartment.

An air-conditioning system for a vehicle, comprising

• an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,
• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open-air introduction port for admitting air from outside of the vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant, said two refrigerant pipes being connected to said heat exchangers for circulating the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressurizing said refrigerant flowing between said interior and exterior heat exchangers, wherein
• said compressor is disposed in a third chamber partitioned from said first and second chambers and said compartment and adjacent said second chamber,
• said open-air introduction port and the air discharge port in said second chamber each include means for opening and closing, and a partition for partitioning said second and third chambers from each other is provided with a port with means for opening and closing for circulating the air in said third chamber through the exterior heat exchanger within said second chamber, and
• said depressurizing means is of a reversible type capable of depressurizing the refrigerant flowing in either direction between said interior and exterior heat exchangers, and
• said system further includes a switchover means mounted in said one refrigerant pipe having said compressor mounted in communication therewith for switching over the direction of flow of said refrigerant.

An air-conditioning system for an electric powered vehicle, comprising

• an electric motor and drive means for driving wheels of the vehicle,
• an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,
• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open-air introduction port for admitting air from outside of the vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant, said two refrigerant pipes being connected to said heat exchangers for circulating the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressuring said refrigerant flowing between said interior and exterior heat exchangers, wherein
• said compressor is disposed in a third chamber which is partitioned from said first and second chambers and said compartment, and said electric motor and drive means is disposed at a location separate from said first, second and third chambers and said compartment.

An air-conditioning system for a vehicle, comprising an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,

• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open air introduction port for admitting air from outside of the vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant, said two refrigerant pipes being connected to said heat exchangers for circulating the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressurizing said refrigerant flowing between said interior and exterior heat exchangers, wherein
• said compressor is disposed in a third chamber which is partitioned from said first and second chambers and said compartment,
• at least the second chamber having means for being selectively connectable to and disconnectable from said first chamber for adjusting different operational modes.

An air-conditioning system for a vehicle, comprising an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,

• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open air introduction port for admitting air from outside of the vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant, said two refrigerant pipes being connected to said heat exchangers for circulating the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressurizing said refrigerant flowing between said interior and exterior heat exchangers, wherein
• said compressor is disposed in a third chamber which is partitioned from said first and second chambers and said compartment,
• the first chamber having means for being selectively connectable to and disconnectable from the second chamber and the second chamber having means for being selectively connectable to and disconnectable from the third chamber for all three of said chambers to be disconnectable from each other, for establishing different operational modes as heating, cooling, dehumidification and ventilation.

An air-conditioning system for a vehicle, comprising an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,

• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open-air introduction port for admitting air from outside of the vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant, said two refrigerant pipes being connected to said heat exchangers for circulating the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressurizing said refrigerant flowing between said interior and exterior heat exchangers, wherein
• said compressor is disposed in a third chamber which is partitioned from said first and second chambers and said compartment and
• a fan is provided in said third chamber, said fan being selectively operable for circulating air passed said compressor.

An air-conditioning system for a vehicle, comprising an interior heat exchanger disposed in a first chamber for heat exchange with air introduced into the first chamber, said first chamber having an inside-air introduction port for admitting air from a vehicle passenger compartment into the first chamber and an air discharge port for discharging the air into the compartment,

• an exterior heat exchanger disposed in a second chamber for heat exchange with air introduced into the second chamber, said second chamber having an open-air introduction port for admitting air from outside of the vehicle into the second chamber and an air discharge port for discharging the air to outside of the vehicle,
• a compressor mounted in communication with one of two refrigerant pipes for compressing a refrigerant, said two refrigerant pipes being connected to said heat exchangers for circulating the refrigerant between said interior and exterior heat exchangers, and
• a depressurizing means mounted in the other refrigerant pipe for depressurizing said refrigerant flowing between said interior and exterior heat exchangers, wherein
• said compressor is disposed in a third chamber which is partitioned from said first and second chambers and said compartment, and
• a selectively and separately operable fan is provided in each of said first and second chambers.