Abstract: A heat exchange apparatus is provided with an indirect evaporative heat exchange section. An evaporative liquid is downwardly distributed onto the indirect section to indirectly exchange sensible heat with a hot fluid stream flowing within a series of enclosed circuits which comprise the indirect evaporative heat exchange section. An ideal flow rate for such evaporative liquid is between 2.5 and 3.5 gallons per minute per square foot of top surface area of the indirect heat exchange section.

Abstract: A control module for a heating, ventilating, and air conditioning system includes a housing having an air flow conduit formed therein. An evaporator core is disposed in the air flow conduit, wherein at least a portion of the evaporator is configured to receive a fluid from a fluid source therein. An internal thermal energy exchanger is disposed in the air flow conduit downstream of at least a portion of the evaporator core and upstream of a blend door disposed in the air flow conduit. The internal thermal energy exchanger is configured to receive another fluid from at least another fluid source therein to provide a heating and cooling thereto.

Abstract: A control module for a heating, ventilating, and air conditioning system includes a housing having an air flow conduit formed therein. An evaporator core is disposed in the air flow conduit, wherein at least a portion of the evaporator is configured to receive a first fluid from a first fluid source therein. An internal thermal energy exchanger is disposed in the air flow conduit downstream of at least a portion of the evaporator core and upstream of a blend door disposed in the air flow conduit. The internal thermal energy exchanger is configured to receive a second fluid from a second fluid source therein, wherein the first fluid is a refrigerant and the second fluid is at least one of a phase change material, a coolant, and a phase change material coolant.

Abstract: A heat exchanger for use in a contact group of a sulfuric acid plant includes a chamber in which a tube bundle is arranged on a circular ring. A gas space is formed between the tube bundle and a chamber casing surrounding the tube bundle. A gas supply opening is provided in the chamber casing and is configured to introduce a gas into the gas space substantially radially to the tube bundle. A gas outlet opening adjoins an interior space enclosed by the tube bundle in a substantially axial direction. A center of the tube bundle is offset with respect to a center of the chamber casing in a direction opposite to the gas supply opening.

Abstract: Disclosed therein are a white smoke reducing system and a method of recovering waste heat and water using the white smoke reducing system. The white smoke reducing system includes a discharge gas inflow pipe, a water recovery part, a sensible heat exchanger, a first latent heat exchanger, a second latent heat exchanger, a steam separator, a discharge part, a circulation duct, and a mixing duct.

Abstract: There is provided a heat dissipating device using a heat pipe. The heat dissipating device includes a plurality of unit pipe loops. Each unit pipe loop includes: a heat absorbing part arranged adjacent to a heat source; and a heat dissipating part which is connected with the heat absorbing part and dissipates heat transferred from the heat absorbing part. A working fluid is to be provided inside the heat absorbing part and the heat dissipating part. The plurality of unit pipe loops being arranged radially with respect to the heat source.

Abstract: A heat exchanger (28) has a first inlet (29) and a first outlet (30), which are fluidically connected with one another via a first path (31) carrying for a first medium to be cooled. A second inlet (32) and a second outlet (33) are fluidically connected with one another via a second path (34) carrying a second medium. A third inlet (35) and a third outlet (36) are fluidically connected with one another via a third path (37) carrying a third medium. The first path (31) is coupled with the second path (34) and with the third path (37) in a heat-transferring manner and in such as way that the media are separated. The heat-transferring coupling between the first path and the second path takes place upstream of the heat-transferring coupling between the first path and the third path relative to the direction of flow of the first medium.

Abstract: A hollow fiber device includes a hollow fiber bundle, comprising a plurality of hollow fibers, a first tubesheet and a second tubesheet encapsulating respective distal ends of the hollow fiber bundle. The tubesheets have boreholes in fluid communication with bores of the hollow fibers. In at least one of the tubesheets, the boreholes are formed radially. The hollow fiber device can be utilized in heat exchange, in gas/gas, liquid/liquid and gas/liquid heat transfer, in combined heat and mass transfer and in fluid separation assemblies and processes. The design disclosed herein is light weight and compact and is particularly advantageous when the pressure of a first fluid introduced into the bores of hollow fibers is higher than the pressure on the shell side of the device.

Abstract: A heat dissipating assembly, for dissipating heat, having at least one heat producing component and a heat sink having phase change material conductively coupled to the at least one heat producing component.

Abstract: A system for removing thermal energy generated by radioactive materials is provided. The system comprises an air-cooled shell-and- tube heat exchanger, comprising a shell and plurality of heat exchange tubes arranged in a substantially vertical orientation within the shell, the heat exchange tubes comprising interior cavities that collectively form a tube-side fluid path, the shell forming a shell-side fluid path that extends from an air inlet of the shell to an air outlet of the shell, the air inlet at a lower elevation than the air outlet; a heat rejection closed-loop fluid circuit comprising the tube-side fluid path, a coolant fluid flowing through the heat rejection closed-loop fluid circuit, the heat rejection closed-loop fluid circuit thermally coupled to the radioactive materials; and the air-cooled shell-and-tube heat exchanger transferring thermal energy from the coolant fluid flowing through the tube-side fluid path to air flowing through the shell-side fluid path.

Abstract: A surface of a plate (102) having a predetermined thickness is used as a cooling surface (101). A pair of cooling medium entrance and exit (111, 112) are provided on one end surface (102a). First and second cooling medium flow paths (131, 132), a cooling medium branch path (121) communicating with the cooling medium entrance (111) and used for dividing cooling medium to flow into the cooling medium flow paths (131, 132), and a cooling medium merging path (122) at which the cooling media flowing from the exits of the cooling medium flow paths (131, 132) merge, are formed on a surface opposite to the cooling surface (101).

Abstract: Improvements in tubes, which increase the heat exchange capacity of tubular heat exchangers using the tubes, are described. These improvements involve the use of one or more external surface enhancements, optionally combined with an internal enhancement and/or differing tube geometries. These improvements apply, for example, to internal condensers, including those in which the tube bundles are oriented vertically, in vapor-liquid contacting apparatuses such as distillation columns.

Abstract: A heat exchanger for a vehicle is provided on the air-conditioning pipe between a compressor and an expansion valve in an air conditioning system, and may include: a heat exchanger unit alternately formed with first and second flow paths in an inner portion in which a refrigerant is condensed through a heat exchange of a refrigerant and a working fluid; first and second inlets formed to flow in the refrigerant and the working fluid into the inner portion; first and second outlets each formed on another side of the heat exchanger unit to exhaust the refrigerant and the working fluid; and a noise reducing unit provided on one side of the heat exchanger unit to reduce noise and vibration generated when the refrigerant supplied from the compressor is moved.

Abstract: A Dedicated Outdoor Air System (DOAS) includes a heater configured to be disposed within a supply air flow path, at least one pre-heater configured to be upstream from the heat exchanger within one or both of the supply and exhaust air flow paths, and a heat transfer device operatively connected to the heater and the pre-heater. The heat transfer device is configured to receive flue gas from the heater and transfer heat from the flue gas to liquid within the heat transfer device. The liquid is configured to be channeled to the pre-heater so that heat is transferred from the liquid to supply air within the supply air flow path.

Abstract: A packaging system for a temperature sensitive payload is provided. The system comprises insulative panels, including side panels and end panels, forming a product compartment. Cooling layers within the product compartment are located below and above the products. Vertical posts disposed between the side panels and the payload and between the end panels and the payload create spaces and channels for convective air movement.

Abstract: A heat dissipation device and a thermal module using same are disclosed. The heat dissipation device includes at least one water block, a heat exchanger, a first metal tube and a second metal tube, and the water block and the heat exchanger are connected to one another by the first and second metal tubes. The thermal module includes, in addition to the heat dissipation device, a pump unit connected to the heat exchanger of the heat dissipation device, and a cooling fluid filled in the heat dissipation device and the pump unit. By connecting the water block to the heat exchanger via the first and second metal tubes, it is able to effectively prevent the problem of cooling fluid leakage.

Abstract: The present invention is directed to a system for recovery and cooling of steam and high temperature condensate and disposed between a feed water source and a steam source comprising a fluid circulation loop between the steam source and the feed water source including a steam trap that receives a mixture of steam and high temperature condensate from the steam source, wherein the steam trap discharges high temperature condensate from the steam source, and a fluid cooling mechanism which receives the high temperature condensate from the steam trap and cools the high temperature condensate.

Abstract: A heat exchanger including at least one first module and one second module for the heat exchange between a first fluid medium and a second fluid medium, wherein the first fluid medium can be conducted through a closed channel system separate from the second fluid medium, with the closed channel system being able to be flowed around by the second fluid medium and with the second fluid medium being gaseous. A first wetting apparatus is provided for the first module and a second wetting apparatus is provided for the second module by means of which the first module and the second module can be wetted by a third fluid medium, with the first wetting apparatus for the first module being able to be actuated independently of the wetting apparatus for the second module.

Abstract: A sustainable system for cooling at least one electronic device, for example a Light Emitting Diode (LED), and preferably a plurality of electronic devices, using at least one heat absorbing material contained within a housing that it is in thermal communication with the electronic devices. The heat absorbing materials may be present individually or in combinations thereof in order to achieve the desired heat absorption effect; the housing may include multiple chambers containing heat absorbing materials or combinations thereof.

Abstract: A liquid-cooling heat dissipation apparatus for electronic elements comprises an air fan and a liquid-cooling heat dissipation module. The air fan includes a frame and a vane installed on the frame to provide cooling airflow. The liquid-cooling heat dissipation module includes a liquid delivery duct, a liquid return duct, a heat collection element connected to the liquid delivery duct and liquid return duct and coupled with an electronic element to absorb heat, a heat dissipation element to receive the heat from the heat collection element through the liquid return duct and receive the cooling airflow to lower the heat, and a liquid delivery element to provide kinetic energy to drive circulation of the heat from the liquid delivery duct to the liquid return duct. The heat dissipation element and liquid delivery element form a housing space to hold the vane of the air fan.

Abstract: A heat exchange-condensation panel assembly comprises a plurality of moisture air flow passages (113), a plurality of cooling water flow passages (123) and a plurality of condensing air flow passages (133), wherein the moisture air flow passage (113) is arranged adjacently to the condensing air flow passage (133) so that the moisture air passing through the moisture air flow passage is condensed by the condensing air passing through the condensing air flow passage, and the cooling water flow passage (123) is arranged adjacently to the condensing air flow passage (133) so that the cooling water passing through the cooling water flow passage is cooled by the condensing air passing through the condensing air flow passage.

Abstract: A high efficiency Tier IV cooling system architecture and cooling unit for fault tolerant computer room air conditioner systems incorporates a cooling unit which comprises a cold water heat exchange system and a series coupled chilled water heat exchange system. A return air input is coupled to the cold water and chilled water heat exchange systems and a supply air output provides the return air cooled through at least one of the cold water and chilled water heat exchange systems.

Abstract: A dishwashing appliance is provided having features that allow for the recovery, storage, and use of heat energy present in fluids that have been used in a cycle of the appliance such as for washing or rinsing. Before or during the draining of such fluid from the appliance, the heat is captured as latent heat using a heat transfer pipe containing a phase change material. This heat can be transferred to another phase change material and stored as latent heat. The stored heat is then transferred to air or a clean fluid such as e.g., fresh water for use in another cycle of the appliance.

Abstract: A method of improving the efficiency in delivery of a cryogenic liquid (160) to the surface of a metal body in a furnace, the method comprising the steps of delivering a first liquid cryogen and a vaporized cryogen gas to a cooling coil (180) which is in heat transfer contact with a second liquid cryogen (140) at a lower temperature than the first liquid cryogen and a vaporized cryogen (160, 170), maintaining the first liquid cryogen and the vaporized cryogen gas in the cooling coil (180) for an amount of time sufficient to condense part of the vaporized cryogen gas to an additional amount of the first liquid cryogen, delivering the first liquid cryogen and the additional amount of first liquid cryogen to the surface of a metal body in a furnace (190, 150).

Abstract: A modulized heat-dissipation control method for a datacenter is provided. In this method, a temperature sensor is used to sense inner temperatures of multiple servers and CPU temperatures in the multiple servers. If any one of the CPU temperatures is abnormal, a flow of a first coolant is adjusted. If any one of the inner temperatures is abnormal, a rotating speed of a fan module is adjusted. If the rotating speed of the fan module has reached its maximum, a flow of a second coolant is adjusted.

Abstract: The present invention provides a blowing device and a method of using the blowing device. The a blowing device comprises a heat generating device, a first chamber having an inlet and an outlet embodied as a slit. A second and third chamber is arranged in juxtapose with the sides of the first chamber. And wherein the second and third chambers are heated by the heat generating device. With the arranged provided above, the blowing device can be prevented from condensed droplets on its surfaces so as to prevent the droplets reentered into the air flow blowing across a surface of an object.

Abstract: A heat exchanger is provided to efficiently transfer heat between air and a flow of refrigerant in a reversing air-sourced heat pump system. When the system is operating in heat pump mode, a flow of air is directed through the heat exchanger and is heated by the refrigerant. A portion of the flow of air is prevented from being heated by the refrigerant in a first section of the heat exchanger, and is used to sub-cool the refrigerant in another section of the heat exchanger after the remaining air has been heated by the refrigerant. The same heat exchanger can be used to cool a flow of air using expanded refrigerant when the system is operating in an air conditioning (cooling) mode.

Abstract: An adiabatic cooling unit (20) comprising a fluid conduit (26), a cooling cell (28), and a building-cooling unit heat exchanger (30) is provided. A cooling fluid (24) flows from the building-cooling unit heat exchanger (30) to the cooling cell (28) and returns to the building-cooling unit heat exchanger (30) through the fluid conduit (26). The cooling cell (28) transfers latent heat from the cooling fluid (24) to the air (22) flowing through the adiabatic cooler unit (20). The building-cooling unit heat exchanger (30) is a heat exchanger permitting the transfer of heat from a fluid (34) flowing through a building (36) and the cooling fluid (24). Additional heat exchangers (46) may be used between the cooling cell (28) and the building-cooling unit heat exchanger (30) to further cool the cooling fluid (24) prior to the cooling fluid (24) reducing the temperature of the fluid (34) flowing through the building (36).

Abstract: A conveyor for moving hot material at temperatures on this order of 1000° F. or higher along a conveyor trough receiving the material has one or more coolant liquid flow vessels extending over but spaced from the outer surface of a trough inner wall to indirectly cause cooling of the inner wall. A heat transfer path is established between a separate coolant flow vessel and the hot trough defined by a packed together mass of heat conductive beads interposed to controllably transfer heat into the coolant liquid flowing through the flow vessel to prevent boiling of the coolant while allowing heat to be transferred from the through into the coolant in the separate flow vessel. The arrangement of a mass of heat conductive beads is also used to provide a non rigid mechanical support of fluid carrying tubing, the support having a predetermined thermal conductivity.

Abstract: The present disclosure provides for a heat exchanger. The heat exchanger generally comprises a duct and substantially parallel tubes having an outer wall and arranged in the duct to define gaps therebetween. An air flow is directed through the duct to deliver heat through the gaps and over the outer walls of the tubes. A second means directs an air flow that receives heat through the tubes. The air flow that delivers heat generally comprises air that is moist, saturated, or near its saturation curve. The heat exchanger also comprises collecting means arranged in the duct for collecting the condensate flowing along the outer walls of the tubes upon exiting from the duct at the outlet.

Abstract: The invention is directed to an arrangement of two conduits, wherein the conduits are positioned parallel with respect to each other and wherein each conduit is provided with means suitable to remove solids from its surface and positioned along the length of one of the two sides of the conduit, wherein the means are one or more pairs of oppositely oriented nozzles, each nozzle having an outflow opening for gas directed, along the surface of the conduit, towards the outflow opening of the other nozzle of said pair, wherein the pairs of oppositely oriented nozzles of one conduit are arranged in a staggered configuration relative to the pairs of oppositely oriented nozzles of the other conduit.

Abstract: An air conditioning system includes a multiple effect evaporative condenser, at least one compressor, at least one heat exchanger, an expansion valve, and at least one multiple-effect evaporative condensers. The multiple effect evaporative condenser and the heat exchanger utilize a highly efficient heat exchanging pipe for performing heat exchange between water and refrigerant.

Abstract: Techniques for computing device cooling using a self-pumping cooling fluid are described. For example, an apparatus may comprise one or more heat-generating components, a housing forming a cavity including the one or more heat-generating components, and a self-pumping cooling fluid arranged in the cavity. The self-pumping cooling fluid may comprise a slurry of microencapsulated phase change material (mPCM) particles suspended in a working fluid and arranged to circulate throughout the cavity. Other embodiments are described.

Abstract: A vehicle, such as a parallel or series hybrid vehicle, includes both an electric traction motor and a range extending device such as, for example, an internal combustion engine, or a fuel cell. In an embodiment, a thermal management system for the vehicle includes a passenger cabin heating circuit configured to circulate heat exchange fluid through a liquid-to-liquid heat exchanger and a passenger cabin heating heat exchanger. A motor circuit can be configured to circulate heat exchange fluid through the electric traction motor, a transmission control module, and a DC/DC converter. The motor circuit can be selectably connected to the passenger cabin heating circuit by a valve. An engine circuit is configured to circulate heat exchange fluid through the internal combustion engine, a radiator, and the liquid-to-liquid heat exchanger.

Abstract: A gas to gas heat exchanger, such as use in a HiPco system, and an improved system and process by which gas from the gas to gas heat exchanger and the gaseous catalyst carrier stream can be introduced into the HiPco core reactor.

Abstract: A refrigeration system including a primary circuit that has a compressor circulating a first heat exchange fluid and a heat exchanger located downstream of the compressor. The refrigeration system also includes a secondary circuit circulating a second heat exchange fluid that has micro-encapsulated phase change material in heat exchange relationship with the primary circuit via the heat exchanger. A refrigerated display case defines a product display area and has an airflow in heat exchange relationship with the primary circuit or the secondary circuit.

Abstract: An enclosed control device for heat regulation includes a housing and a heat dissipation mechanism. The heat dissipation mechanism includes at least one heat dissipation member mounted on the housing and a heat dissipation fan mounted in the housing. A cooling runner is defined in the at least one heat dissipation member. An inlet and an outlet are defined in the at least one heat dissipation member. The inlet and the outlet communicate with the cooling runner. The inlet is connected to a cooling liquid source to recycle cooling liquid in the cooling runner. The heat dissipation fan is placed opposite to the at least one heat dissipation member, such that air in the housing is also recycled and flowed into the at least one heat dissipation member.

Abstract: A heat dissipation module includes a fan, a heat sink and a heat pipe. The fan defines an air outlet at one side thereof. The duct extends from the fan and away from the air outlet. The duct includes a first open end communicating with the fan and a second open end adjacent to a heat generating component. The located is located at the air outlet of the fan. The heat pipe thermally interconnects the heat sink and the heat generating component. The duct guides a part of airflow generated by the fan to the heat generating component during operation of the fan.

Abstract: A heat exchanger may include a plurality of layers arranged on top of each other, each of the layers having a first cavity for the passage of a medium and a second cavity for the passage of a coolant. Each layer may define a through hole for the passage of the medium and each layer may include a frame in which a turbulence insert may be inserted. Each frame may have an end region configured to define at least one channel closure and the through holds for the passage of the medium. The frame may have a guide opening for receiving an assembly aid and the guide opening may be formed between the through holes and the channel closure.

Abstract: A heat exchanger for a vehicle may include a heat absorbing portion storing the first operating fluid therein, receiving heat from a heating unit, and evaporating a first operating fluid so as to change a phase of the first operating fluid to a gas state, and at least one heat radiating unit provided with at least one coupling pipe formed by coupling at least one plate at which at least one protruding portion is formed along a length direction, and having an end connected to the heat absorbing portion, wherein a connecting line in which the first operating fluid changing the phase thereof in the heat absorbing portion flows is formed in the coupling pipe, and the first operating fluid flowing in the coupling pipe is cooled and condensed by heat-exchange with a second operating fluid passing an outside of the coupling pipe.

Abstract: A heat exchanger including a casing including aluminum nitride impregnated alumina-silica cloth. The heat exchanger includes a hot fluid flowpath positioned inside the casing for carrying a hot fluid from an inlet to an outlet downstream from the inlet. The hot fluid flowpath is formed at least in part by a thermally conductive wall permitting thermal energy to transfer from hot fluid flowing through the hot fluid flowpath. The heat exchanger includes a cold fluid flowpath for carrying a cold fluid from an inlet to an outlet downstream from the inlet. At least a downstream portion of the cold fluid flowpath is formed by the thermally conductive wall permitting thermal energy to transfer from hot fluid flowing through the hot fluid flowpath to the cold fluid. At least a portion of the cold fluid flowpath upstream from the thermally conductive wall is formed by ceramic foam.

Abstract: System and method for cooling of an integrated circuit utilizing Micro-Electro Mechanical Systems (MEMS) components. A flexible thin film has an upper flexible substrate, a lower inflexible substrate and flexible seals. One face of the lower substrate is in contact with at least one hot medium and the other face is in contact with a coolant fluid. One face of the upper substrate is in contact with the coolant fluid and the other face is in contact with the surrounding ambient. Two continuous flexible seals are attached to the faces of the upper lower substrates to form at least one closed enclosure comprising a thermally conducting gas. The thermally conducting gas is in direct contact with the lower substrate. The upper substrate deflects continuously and maximally in the direction along the coolant fluid flow direction when the flexible seals deflect when the thermally conducting gas undergoes volumetric thermal expansion.

Abstract: A method and apparatus for a close-coupled cooling system provides an equipment rack that includes at least one heat exchanger in close proximity to electrical components contained within the equipment rack. The heat exchanger receives inlet water at a selected temperature to adjust a cooling capacity of the heat exchanger to maintain an adequate cooling capacity of the heat exchanger to reject heat generated within the equipment rack. Exhaust water from the heat exchanger may be cooled by a heat rejection source, blended with cooled water from a heat rejection source, and/or blended with cooled water from the heat rejection source and a chiller to achieve the desired inlet water temperature to the heat exchanger. A substantially zero-bypass, differential pressure air-flow system may be used in conjunction with the heat exchanger to further adjust a cooling capacity of the heat exchanger.

Abstract: Embodiments discussed herein are directed to a power semiconductor packaging that removes heat from a semiconductor package through one or more cooling zones that are located in a laterally oriented position with respect to the semiconductor package. Additional embodiments are directed to circuit elements that are constructed from one or more modular power semiconductor packages.

Abstract: A cooling cabinet includes a cabinet and a heat exchange member and an air ventilation member are received therein. A first pipe group and a second pipe group are located in the heat exchange member and each of the first and second pipe groups includes multiple parallel circulation pipes. Two respective first ends of the first pipe group and the second pipe group are in communication with each other, and two respective second ends of the first and second pipe groups are respectively in communication with a refrigerant inlet and a refrigerant outlet. The refrigerant flows through the first pipe group via the refrigerant inlet and then flows through the second pipe group and exits from the refrigerant outlet. The air ventilation member is located beside the heat exchange member and ventilates the air inside and outside of the cabinet via the heat exchange member.

Abstract: A cooling apparatus and method are provided for cooling an electronics rack. The cooling apparatus includes an air-cooled cooling station, which has a liquid-to-air heat exchanger and ducting for directing a cooling airflow across the heat exchanger. A cooling subsystem is associated with the electronics rack, and includes a liquid-cooled condenser facilitating immersion-cooling of electronic components of the electronics rack, a liquid-cooled structure providing conductive cooling to electronic components of the electronics rack, or an air-to-liquid heat exchanger associated with the rack and cooling airflow passing through the electronics rack. A coolant loop couples the cooling subsystem to the liquid-to-air heat exchanger. In operation, heat is transferred via circulating coolant from the electronics rack, and rejected in the liquid-to-air heat exchanger of the cooling station to the cooling airflow passing across the liquid-to-air heat exchanger. In one embodiment, the cooling airflow is outdoor air.

Abstract: A hollow fiber device includes a hollow fiber bundle, comprising a plurality of hollow fibers, a first tubesheet and a second tubesheet encapsulating respective distal ends of the hollow fiber bundle. The tubesheets have boreholes in fluid communication with bores of the hollow fibers. In at least one of the tubesheets, the boreholes are formed radially. The hollow fiber device can be utilized in heat exchange, in gas/gas, liquid/liquid and gas/liquid heat transfer, in combined heat and mass transfer and in fluid separation assemblies and processes. The design disclosed herein is light weight and compact and is particularly advantageous when the pressure of a first fluid introduced into the bores of hollow fibers is higher than the pressure on the shell side of the device.

Abstract: Certain Embodiments provide an energy exchange system that includes a supply air flow path, an exhaust air flow path, an energy recovery device disposed within the supply and exhaust air flow paths, and a supply conditioning unit disposed within the supply air flow path. The supply conditioning unit may be downstream from the energy recovery device. Certain embodiments provide a method of conditioning air including introducing outside air as supply air into a supply air flow path, pre-conditioning the supply air with an energy recovery device, and fully-conditioning the supply air with a supply conditioning unit that is downstream from the energy recovery device.

Abstract: The field of the invention relates to systems and methods for exchanging heat from the degradation, decomposition, and chemical/biochemical transformation of municipal, industrial, and other types of waste. In one embodiment, a heat extraction system may include a closed-loop fluid circulation piping channeled throughout at least one heat extraction well oriented throughout a waste mass. The piping is fluidly coupled to a heat exchanger. A first circulation fluid is circulated through the closed-loop circulation piping into various depths of the waste mass to transfer thermal energy between said mass and said heat exchanger. In one embodiment, the transfer of thermal energy between the waste mass and the heat exchanger is used as alternative energy method and to control at least one of shear strength, compressibility, and hydraulic conductivity of the waste mass.

Abstract: A method of providing cooled air to electronic equipment includes capturing heated air from a volume containing electronic equipment, cooling the heated air by more than fifteen degrees Celsius in an air-to-water heat exchanger, and supplying cooling water to the air-to-water heat exchanger at a temperature above a dew point temperature of the heated air.