US2011185758A1PendingUtilityA1

Cooling system for electronic apparatus

Assignee: HITACHI PLANT TECHNOLOGIES LTDPriority: Feb 4, 2010Filed: Feb 3, 2011Published: Aug 4, 2011
Est. expiryFeb 4, 2030(~3.5 yrs left)· nominal 20-yr term from priority
H05K 5/0217H05K 7/202H05K 7/20609
38
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Claims

Abstract

A cooling system for an electronic apparatus, includes: a casing in which the electronic apparatus is housed; an evaporator which is disposed at a rear surface side of the casing, and cools heat released from the electronic apparatus by a refrigerant; a slide mechanism which connects the casing and the evaporator to be movable in a longitudinal direction with respect to the casing; at least any one of a cooling tower which is provided at a higher place than the evaporator and condenses the refrigerant by cooling of external air and sprinkled water, and a heat exchanger which cools the refrigerant by using chilled water; a circulation line which moves the refrigerant between the evaporator and at least one of the cooling tower and the heat exchanger; and a piping which connects the circulation line and the evaporator, and is extendable and contractible in response to movement of the evaporator.

Claims

exact text as granted — not AI-modified
1 . A cooling system for an electronic apparatus, comprising:
 a casing in which the electronic apparatus is housed;   an evaporator which is disposed at a rear surface side of the casing, and cools heat released from the electronic apparatus by a refrigerant;   a slide mechanism which connects the casing and the evaporator to be movable in a longitudinal direction with respect to the casing;   at least any one of a cooling tower which is provided at a higher place than the evaporator and condenses the refrigerant by cooling of external air and sprinkled water, and a heat exchanger which cools the refrigerant by using chilled water;   a circulation line which moves the refrigerant between the evaporator and at least one of the cooling tower and the heat exchanger; and   a piping which connects the circulation line and the evaporator, and is extendable and contractible in response to movement of the evaporator.   
     
     
         2 . A cooling system for an electronic apparatus, comprising:
 a casing in which the electronic apparatus is housed;   an evaporator which is disposed at a rear surface side of the casing, and cools heat released from the electronic apparatus by a refrigerant;   a slide mechanism which connects the casing and the evaporator to be movable in a longitudinal direction with respect to the casing;   a cooling tower which is provided at a higher place than the evaporator and condenses the refrigerant by cooling of external air and sprinkled water;   a heat exchanger which cools the refrigerant by using chilled water;   a circulation line which moves the refrigerant between the evaporator and the cooling tower;   a parallel line which is a channel of the refrigerant, is connected to the circulation line, and is provided so that the heat exchanger and the cooling tower have a parallel relation;   a parallelizing control mechanism which controls a refrigerant amount of the refrigerant which is passed to the parallel line from the circulation line; and   a piping which connects the circulation line and the evaporator and is extendable and contractible in response to movement of the evaporator.   
     
     
         3 . The cooling system for an electronic apparatus according to  claim 1 , wherein the evaporator includes a fan. 
     
     
         4 . The cooling system for an electronic apparatus according to  claim 2 , wherein the evaporator includes a fan. 
     
     
         5 . The cooling system for an electronic apparatus according to  claim 1 , wherein the slide mechanism is fixed to the casing by a clamp. 
     
     
         6 . The cooling system for an electronic apparatus according to  claim 2 , wherein the slide mechanism is fixed to the casing by a clamp. 
     
     
         7 . The cooling system for an electronic apparatus according to  claim 1 ,
 wherein the evaporator includes a caster adjustable in height at a bottom part of the evaporator.   
     
     
         8 . The cooling system for an electronic apparatus according to  claim 2 ,
 wherein the evaporator includes a caster adjustable in height at a bottom part of the evaporator.   
     
     
         9 . The cooling system for an electronic apparatus according to  claim 1 , further comprising:
 a stopper which fixes positions of the evaporator and the casing.   
     
     
         10 . The cooling system for an electronic apparatus according to  claim 2 , further comprising:
 a stopper which fixes positions of the evaporator and the casing.   
     
     
         11 . The cooling system for an electronic apparatus according to  claim 1 , further comprising:
 a frame body which is mounted to an outer periphery of the evaporator and adjusts a size with the casing.   
     
     
         12 . The cooling system for an electronic apparatus according to  claim 2 , further comprising:
 a frame body which is mounted to an outer periphery of the evaporator and adjusts a size with the casing.

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