Integrated air conditioning system, indoor air unit for same, outdoor air unit for same, and stacked member

Abstract

An integrated air conditioning system, in which an indoor air unit and an outdoor air unit are connected to each other with a wall therebetween, has an integrated configuration having both a configuration as an indirect outdoor air cooler (liquid-gas heat exchangers, piping and the like), and a configuration as a general air conditioner (an evaporator, an expansion valve, a compressor, a condenser and the like).

1 . An integrated air conditioning system, comprising an indoor air unit through which indoor air passes, and an outdoor air unit through which outdoor air passes,
 wherein the indoor air unit has a first heat exchanger, an evaporator, and a first fan to cause the indoor air to pass through the first heat exchanger and the evaporator;   the outdoor air unit has a second heat exchanger, a condenser, and a second fan to cause the outdoor air to pass through the second heat exchanger and the condenser;   an air conditioner based on a compression-refrigeration cycle is configured by providing a refrigerant piping connected to the evaporator, the condenser, an expansion valve provided in one of the outdoor air unit or the indoor air unit, and a compressor provided in one of the outdoor air unit or the indoor air unit, and by causing a refrigerant to circulate via the refrigerant piping through the evaporator, the condenser, the expansion valve, and the compressor; and   an indirect outdoor air cooler is configured by providing a piping connected to the first heat exchanger and the second heat exchanger, by causing an arbitrary fluid to circulate via the piping through the first heat exchanger and the second heat exchanger, by causing heat exchange to be performed between the fluid and the outdoor air in the second heat exchanger to thereby cool the fluid by the outdoor air, and by causing heat exchange to be performed between the cooled fluid and the indoor air in the first heat exchanger to thereby cool the indoor air by the fluid.   
     
     
         2 . The integrated air conditioning system according to  claim 1 , wherein in the indoor air unit, the first heat exchanger, the evaporator, and the first fan are stacked and integrated to form a first stacked member. 
     
     
         3 . The integrated air conditioning system according to  claim 1 , wherein in the outdoor air unit, the second heat exchanger, the condenser, and the second fan are stacked and integrated to form a second stacked member. 
     
     
         4 . The integrated air conditioning system according to  claim 1 , wherein in the indoor air unit, the first heat exchanger is provided on an upstream side of the flow of indoor air formed by the first fan, and the evaporator is provided on a downstream side. 
     
     
         5 . The integrated air conditioning system according to  claim 1 , wherein in the outdoor air unit, the second heat exchanger is provided on an upstream side of the flow of outdoor air formed by the second fan, and the condenser is provided on a downstream side. 
     
     
         6 . An indoor air unit which is provided on an interior side and through which indoor air passes, the indoor air unit being provided corresponding to an outdoor air unit which is provided on an exterior side and through which outdoor air passes, and comprising:
 a first heat exchanger, an evaporator, and a first fan to cause the indoor air to pass through the first heat exchanger and the evaporator,   wherein an air conditioner based on a compression-refrigeration cycle is configured by providing a portion of a refrigerant piping connected to the evaporator, a condenser in the outdoor air unit, an expansion valve provided in the outdoor air unit or the indoor air unit, and a compressor provided in the outdoor air unit or the indoor air unit, and by causing a refrigerant to circulate via the refrigerant piping through the evaporator, the condenser, the expansion valve and the compressor; and   an indirect outdoor air cooler is configured by providing a portion of a liquid piping connected to the first heat exchanger and a second heat exchanger in the outdoor air unit, and by causing an arbitrary fluid to circulate via the liquid piping through the first heat exchanger and the second heat exchanger to thereby cause heat exchange between the fluid and the indoor air in the first heat exchanger, and cool the indoor air.   
     
     
         7 . An outdoor air unit which is provided on an outdoor side and through which outdoor air passes, the outdoor air unit being provided corresponding to an indoor air unit which is provided on an interior side and through which indoor air passes, and comprising:
 a second heat exchanger, a condenser, and a second fan to cause the outdoor air to pass through the second heat exchanger and the condenser,   wherein an air conditioner based on a compression-refrigeration cycle is configured by providing a portion of a refrigerant piping connected to the condenser, an evaporator in the indoor air unit, an expansion valve provided in the indoor air unit or the outdoor air unit, and a compressor provided in the indoor air unit or the outdoor air unit, and by causing a refrigerant to circulate via the refrigerant piping through the evaporator, the condenser, the expansion valve and the compressor; and   an indirect outdoor air cooler is configured by providing a portion of a liquid piping connected to the second heat exchanger and a first heat exchanger in the indoor air unit, and by causing an arbitrary fluid to circulate via the liquid piping through the first heat exchanger and the second heat exchanger to thereby cause heat exchange between the fluid and the outdoor air in the second heat exchanger, and cool the fluid.   
     
     
         8 . A stacked member, configured to cool indoor air and provided within an indoor air unit which is provided on an interior side and through which the indoor air passes, the indoor air unit being provided corresponding to an outdoor air unit which is provided on an exterior side and through which outdoor air passes,
 wherein the stacked member is formed by stacking and integrating:   a heat exchanger, which causes a fluid having undergone heat exchange with the outdoor air in the outdoor air unit and the indoor air to pass through the first heat exchanger, and causes heat exchange between the fluid and the indoor air;   an evaporator, which together with the outdoor air unit configures a compression-refrigeration cycle; and   a fan.   
     
     
         9 . A stacked member, configured to move heat in indoor air to outdoor air and provided within an outdoor air unit which is provided on an exterior side and through which the outdoor air passes, the outdoor air unit being provided corresponding to an indoor air unit which is provided on an interior side and through which the indoor air passes,
 wherein the stacked member is formed by stacking and integrating:   a heat exchanger, which causes a fluid having undergone heat exchange with the indoor air in the indoor air unit and the outdoor air to pass through the heat exchanger, and causes heat exchange between the fluid and the outdoor air;   a condenser, which together with the internal air unit configures a compression-refrigeration cycle; and   a fan.   
     
     
         10 . The integrated air conditioning system according to  claim 2 , wherein in the outdoor air unit, the second heat exchanger, the condenser, and the second fan are stacked and integrated to form a second stacked member. 
     
     
         11 . The integrated air conditioning system according to  claim 2 , wherein in the indoor air unit, the first heat exchanger is provided on an upstream side of the flow of indoor air formed by the first fan, and the evaporator is provided on a downstream side. 
     
     
         12 . The integrated air conditioning system according to  claim 3 , wherein in the indoor air unit, the first heat exchanger is provided on an upstream side of the flow of indoor air formed by the first fan, and the evaporator is provided on a downstream side. 
     
     
         13 . The integrated air conditioning system according to  claim 2 , wherein in the outdoor air unit, the second heat exchanger is provided on an upstream side of the flow of outdoor air formed by the second fan, and the condenser is provided on a downstream side. 
     
     
         14 . The integrated air conditioning system according to  claim 3 , wherein in the outdoor air unit, the second heat exchanger is provided on an upstream side of the flow of outdoor air formed by the second fan, and the condenser is provided on a downstream side. 
     
     
         15 . The integrated air conditioning system according to  claim 4 , wherein in the outdoor air unit, the second heat exchanger is provided on an upstream side of the flow of outdoor air formed by the second fan, and the condenser is provided on a downstream side. 
     
     
         16 . An apparatus, comprising:
 an indoor air treatment unit;   an outdoor air treatment unit;   wherein the indoor air treatment unit and the outdoor air treatment unit are configured to be connected to each other across an intervening wall of a structure so as to be substantially aligned with each other.   
     
     
         17 . The apparatus of  claim 16 , further comprising piping configured to be connected between the indoor air treatment unit and the outdoor air treatment unit, to circulate a fluid between the indoor air treatment unit and the outdoor air treatment unit. 
     
     
         18 . The apparatus of  claim 17 , wherein
 the indoor air treatment unit includes an indoor heat exchanger;   the outdoor air treatment unit includes an outdoor heat exchanger; and   the piping is configured to circulate the fluid between the indoor heat exchanger and the outdoor heat exchanger.   
     
     
         19 . The apparatus of  claim 18 , further comprising a circulating pump configured to circulate the fluid through the piping. 
     
     
         20 . The apparatus of  claim 16 , further comprising air conditioning equipment substantially aligned with at least one of the indoor heat exchanger or the outdoor heat exchanger.