Packaged chilling systems for building air conditioning and process cooling
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Abstract
Disclosed is a packaged chilling system for providing chilled water to an air conditioning system for a building that includes: a duct system; an air handling system; and a water chilling system; wherein: the duct system is in operable communication with a building that has a plurality of rooms, at least one of the rooms having a sensor for detecting the room air temperature in the room, the duct system comprising at least one supply duct for directing low temperature air from the air handling system to the building and at least one return duct for directing high temperature air from the building to the air handling system; the air handling system includes a plurality of air handling units, each air handling unit comprising an air inlet for receiving high temperature air from the building, a cooling coil that includes at least one conduit through which chilled water flows, the cooling coil having multiple passes and positioned for heat transfer contact with the high temperature air, and a fan for increasing the velocity of air in the air handling unit; the water chilling system is installed at a location proximate the building, and is operably connected to the air handling system; and the water chilling system includes a moveable support structure comprising a support base on which a plurality of water chilling system components are affixed, the components including at least one water chiller for lowering the temperature of water from a high temperature to a low temperature. This packaged chilling system may also be used to provide chilled water to industrial processes such as chemical plants, automotive plants, textile mills, paper mills, computer cooling, and factory air-conditioning.
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Citations
79 Claims
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1-39. -39. (canceled)
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40. A prefabricated chilling water system for building cooling or process cooling, comprising:
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a duct system;
an air handling system; and
a water chilling system;
wherein the duct system is in operable communication with the air handling system;
wherein the duct system comprises at least one supply duct capable of directing low temperature air from the air handling system to the building cooling load or process cooling load wherein the air handling system comprises at least one air handling unit, wherein each air handling unit comprises;
an air inlet for receiving high temperature air from the building cooling load or process cooling load, a cooling coil comprising at least one conduit through which chilling water flows, and a fan for moving the high temperature air across the cooling coil;
wherein the cooling coil is positioned for heat transfer contact with the high temperature air;
wherein the water chilling system is operably connected to the cooling coil;
wherein the water chilling system comprises a moveable support structure, wherein the moveable support structure comprises a support base on which a plurality of water chilling system components are affixed prior to its shipping to a jobsite location, wherein the components comprises at least one water chiller for lowering the temperature of chilling water from a higher temperature to a lower temperature. - View Dependent Claims (41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71)
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72. A prefabricated chilling water system to be used to provide circulating chilled water for use on industrial or petrochemical process cooling applications comprising:
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a moveable support structure, wherein the structure comprises a support base on which a plurality of water chilling system components are affixed prior to shipment to the jobsite, the water chilling system components including at least one water chiller for lowering the temperature of chilling water from a high temperature to a low temperature; and
a modular water chilling system, comprising at least one moveable support structure capable of being installed at the jobsite location to form a modular water chilling system, such that when each support structure is assembled, the assembled support structure contains at least one chiller, at least one chilled water circulation pump, and at least one isolation valve. - View Dependent Claims (73, 74, 75)
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76. A prefabricated circulating chilled water system for building air conditioning, industrial process cooling, or factory air-conditioning in which the majority of the components necessary for a complete chilled water system are affixed on at least one structural steel base prior to shipment to the jobsite, wherein each structural base will contain at least the following components:
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at least one water chiller having a capacity of at least about 100 tons;
at least one chilled water circulation pump;
interconnecting piping to connect each circulation pump to at least one water chiller;
chilled water inlet and outlet connections for easy connection to external field piping, and;
motor control centers which are prewired to each pump motor and chiller motor. - View Dependent Claims (78, 79)
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77. A prefabricated chilling water system to be used to provide circulating chilled water for use on industrial and petrochemical processes such as polyethylene and polypropylene production, internet load centers, computers, manufacturing facilities such as microprocessor manufacturing, paper mills, automotive manufacturing, textiles and factory air conditioning, the system comprising a moveable support structure which comprises a support base on which a plurality of water chilling system components are affixed, wherein the components comprise at least one water chiller for lowering the temperature of chilling water from a high temperature to a low temperature and at least one circulating water pump.
Specification