Abstract: A combined cycle power plant includes a gas turbomachine system including a compressor and a gas turbine that extracts work from gases at a first temperature. The combined cycle power plant also includes a steam turbomachine system including at least one steam turbine that extracts work from gases at a second temperature. The combined cycle power plant further includes a heat recovery steam generator having a main housing fluidly connected to the gas turbine. The heat recovery steam generator includes a plurality of heat pipes that extend within the main housing in fluid communication with the gases at the first temperature. The plurality of heat pipes are also in fluid communication with the gases at the second temperature. The plurality of heat pipes absorb heat from the gases at the first temperature and pass the heat into the gases at the second temperature to form gases at a third temperature.

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: The invention is a hybrid cooling system for condensing the exhaust steam of a steam turbine (10), which cooling system comprises a dry cooling circuit (11), a dry air-cooled unit (12) performing heat dissipation of cooling water flowing therein, and a wet cooling circuit (14) and a wet cooled unit (15) performing heat dissipation of the cooling water flowing therein. According to the invention, the cooling water flowing in the dry cooling circuit (11) is separated from the cooling water flowing in the wet cooling circuit (14), and the dry and wet cooling circuits (11, 14) are connected to a common condenser.

Abstract: A heat pump system may include a cooling assembly disposed on a vehicle to circulate electric devices with coolant through a cooling line, wherein the cooling assembly includes a radiator disposed at a front side of the vehicle, uses a water pump to circulate coolant through the cooling line, and cools the supplied coolant through heat exchange with outside air, and a cooling fan that blows wind through the radiator, an air conditioning assembly connected to a refrigerant line connected to the cooling assembly to control heating and cooling, and a heat exchanger connected to the cooling line such that the coolant is circulated therein, selectively uses the waste heat generated from the electric devices according to modes to vary the temperature of the coolant, and is connected to the refrigerant line of the air conditioning assembly such that an inflow refrigerant exchanges heat with the coolant.

Abstract: An air handling unit utilizing a humidifier in conjunction with a heat exchanger to provide a means for free cooling recirculating return air with evaporatively cooled outside air. A first air stream comprising outside air can be circulated through the evaporative humidifier and a first portion of the energy recovery heat exchanger, while a second air stream comprising recirculated inside air can be circulated through a second portion of the heat exchanger. The outside air will be humidified as it circulates through the humidifier, thereby cooling the outside air to its adiabatic saturation temperature. The heat exchanger will cool the recirculating inside air with the evaporatively cooled outside air.

Abstract: A chilled beam system may incorporate a terminal unit to provide additional heating and cooling capacity including latent cooling. In a system, terminal units may be distributed and connected to cooperate with a primary air stream from a central air handling unit. The chilled beam and/or terminal units may employ features for enhancing heating mode operation. Control embodiments take advantage of the additional capabilities described.

Abstract: A liquid cooling device includes a heat absorbing part, a first transmitting tube, a second transmitting tube, and a heat dissipation part, wherein the heat absorbing part has a heat block, a first expansion pipe, and a second expansion pipe. The heat block is connected to an external heat-generating component, and includes a plurality of flow channels to facilitate the flow of a coolant for absorbing the heat generated from the external heat-generating component. The first expansion pipe and the second expansion pipe are connected to the heat block respectively. The first transmitting tube and the second transmitting tube are connected to the heat dissipation part respectively to form a cooling cycle among the heat absorbing part, the first transmitting tube, the second transmitting tube, and the heat dissipation part for allowing the cooling fluid to circulate in the cycle.

Abstract: A heat recovery system of a CO2 recovery unit (55) including an absorber that removes CO2 in flue gas (101) discharged from a boiler (51) by absorbing CO2 by an absorbent, and a regenerator that emits CO2 from the absorbent having absorbed CO2 for reusing the absorbent in the absorber. The heat recovery system further includes a Ljungström heat exchanger (57) that performs heat exchange between the flue gas (101) discharged from the boiler (51) and before reaching the CO2 recovery unit (55) and unburned air (102) supplied to the boiler (51), and an air preheater (58) that preheats the unburned air (102) before reaching the Ljungström heat exchanger (57) by exhaust heat from the CO2 recovery unit (55).

Abstract: Provided herein is a vapor absorption system, adapted to receive a vapor comprising a vacuum pump having an operating liquid, where the vapor is received by an operating liquid and condensed therein to provide condensed liquid mixed with the operating liquid.

Abstract: A district energy sharing system (DESS) comprises a thermal energy circuit which circulates and stores thermal energy in water, at least one client building thermally coupled to the circuit and which removes some thermal energy from the circuit (“thermal sink”) and/or deposits some thermal energy into the circuit (“thermal source”), and at least one thermal server plant that can be thermally coupled to external thermal sources and/or sinks (e.g. a geothermal ground source) and whose function is to maintain thermal balance within the DESS.

Abstract: A cooling system for a computer system comprises at least one unit such as a central processing unit (CPU) generating thermal energy and a reservoir having an amount of cooling liquid, said cooling liquid intended for accumulating and transferring of thermal energy dissipated from the processing unit to the cooling liquid. The cooling system has a heat exchanging interface for providing thermal contact between the processing unit and the cooling liquid for dissipating heat from the processing unit to the cooling liquid. Different embodiments of the heat exchanging system as well as means for establishing and controlling a flow of cooling liquid and a cooling strategy constitutes the invention of the cooling system.

Abstract: The invention is for an apparatus and method for removal of waste heat from heat-generating components including high-power solid-state analog electronics such as being developed for hybrid-electric vehicles, solid-state digital electronics, light-emitting diodes for solid-state lighting, semiconductor laser diodes, photo-voltaic cells, anodes for x-ray tubes, and solids-state laser crystals. Liquid coolant is flowed in one or more closed channels having a substantially constant radius of curvature. Suitable coolants include liquid metals and liquids with low vapor pressure. The former may be flowed by magneto-hydrodynamic effect or by electromagnetic induction. The latter may be flowed by magnetic forces. Alternatively, an arbitrary liquid coolant may be used and flowed by an impeller operated by electromagnetic induction or by magnetic forces. The coolant may be flowed at very high velocity to produce very high heat transfer rates and allow for heat removal at very high flux.

Abstract: Provided is a heat exchanger, which includes a plurality of tubes and a plurality of fins. The tubes accommodate respective refrigerant passages through which refrigerant flows. The fins having a plate shape are spaced apart from each other, and include a plurality of through holes through which the tubes pass, respectively. The fin is provided with a condensate water guide part guiding discharge of condensate water generated during heat exchange between air and the refrigerant flowing through the tube. Accordingly, adhesion of the tube and the fin is facilitated, the distance between neighboring fins is maintained, and condensate water is efficiently discharged.

Abstract: A coolant mixture, method and apparatus for accelerated cooling of product, especially foodstuffs, is disclosed. A further aspect of this invention is the optimizing and controlling of the cooling process and the cooling medium without the need for pressurization. It further relates to a method of effectively increasing the flexibility and maximizing of cooling capacity and its storage without inducing a change of physical state within the coolant nor incurring high energy costs. Finally it relates to effectively eliminating any corrosive properties of the cooling medium. REFERENCES CITED US Patents U.S. Pat. No. 5,368,093 November 1992 Takeshige U.S. Pat. No. 7,543,455 June 2008 Chen U.S. Pat. No.

Abstract: A process for pretreatment of biomass and an installation for practicing the process, the process including, as well, the subsequent biological treatment and obtaining of biofuel from the biomass. The process is based on the use of at least one scraped surface exchanger and comprises the following steps: heating the biomass to a temperature equal to or lower than 110° C. in an exchanger; further heating the heated biomass so obtained to a temperature between 150 and 175° C. in a scraped surface exchanger; thermal hydrolyzing the biomass at a temperature between 150 and 175° C.; and cooling the thermal hydrolyzed biomass for the subsequent biological treatment thereof.

Abstract: A system and method for converting otherwise wasted energy produced in the form of heated gases as a byproduct of an industrial process into electrical energy. At least some waste gases are diverted from a typical exhaust structure through a heat exchanger and back into the exhaust structure. The amount of gases flowing through the heat exchanger is monitored and regulated by a controller. A heat source liquid is simultaneously circulated under pressure through the heat exchanger and through an organic Rankine cycle system. The amount of heat source liquid being circulated is also monitored and regulated by the controller. The ORC system converts the heat from the heat source liquid into electricity.

Abstract: Disclosed herein is a system and method for condensing moisture in a moist gas stream entering a bioreactor or leaving a bioretractor, forming a dry gas stream for entering or leaving the bioreactor.

Abstract: In a method for cooling liquid, when a liquid containing a volatile component and a surfactant is supplied to an atmosphere having a pressure which is lower than or equal to the saturated vapor pressure of the volatile component so that at least a portion of the volatile component is vaporized, whereby the liquid is cooled, a gas other than the volatile component is introduced into the atmosphere having the pressure so that the gas contacts the liquid.

Abstract: A method for recovering heat and humidity in a ventilation system includes cooling warm and humid exhaust air at a condensation surface in a heat exchanger and collecting the condensate as formed, heating dry and cold supply air at the opposite side of the condensation surface and atomizing the condensate and supplying the atomized condensate to the supply air at the supply air inlet of the heat exchanger. The atomizing is generated b a piezoelectric atomizer. A device for recovering heat and humidity in a heat exchanger in a ventilation system includes a condensation surface at the exhaust air side of the heat exchanger and a collection device for condensate. At the inlet of the supply air side of the heat exchanger there is provided a piezoelectric atomizer that is fed with the condensate for supplying atomized condensate to the inlet.

Abstract: The invention relates to a heat exchanger system (1) for heat exchange between at least a first medium (M), in particular in the form of a hydrocarbon-rich phase, and a second medium (K), with at least first and second pipe space sections (101, 103; 103, 105) for accommodating the first medium (M), and with a first pipe space section connecting means (102; 104), via which the two pipe space sections (101, 103; 103, 105) are connected to one another in a flow-guiding manner. The first pipe space section (101; 103) is surrounded by a first shell space (201, 203), and the second pipe space section (103; 105) is surrounded by a second shell space (203, 205) for accommodating the second medium (K). The first shell space (201; 203) is defined by a first shell (301; 303) and the second shell space (203; 205) is defined by a second shell (303; 305).

Abstract: A system for heating a facility is provided. The system includes a first inlet from a district heating system. A heating system is arranged having a condensate outlet. A hyper-condensate recycler is provided having a second inlet coupled to the condensate outlet and a third inlet coupled to the first inlet. The hyper-condensate recycler includes a first outlet. A separator having a fourth inlet is coupled to the first outlet, the separator further having a second outlet fluidly coupled to the first inlet.

Abstract: An image display apparatus includes an image display apparatus main body and a pedestal part supporting the image display apparatus main body. The image display main body has a display module, a center frame, a left R cover, a right R cover, and an upper pedestal fixing member connecting part. The display module displays an image on a front face. The center frame is connected to the back face of the display module, and a part thereof is exposed to the outside. The left R cover and the right R cover are connected to the center frame, and cover the back face of the display module. The upper pedestal fixing member connecting part is provided protruding backward from the center frame. The pedestal part has a bottom plate part, a pedestal fixing member, and an upper center frame connecting part. The pedestal fixing member is provided in the bottom plate part.

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: Working fluids, such as drilling fluids, may remove heat from other fluids, tools, equipments and environments and transfer it to other locations by using reversible phase change elements. The heat removal occurs through the absorption of heat by one or more phase transitions or a sequence of phase transitions in the elements of the working fluid. For instance, heat is absorbed when the phase change portions of the reversible phase change elements change phase including, but not necessarily limited to, a change from solid to smectic liquid crystal, from solid to nematic liquid crystal, from smectic liquid crystal to isotropic liquid, from nematic liquid crystal to isotropic liquid, from solid to isotropic liquid, and sequences and combinations thereof. Heat is released when the phase change reverses. These phase changes are first-order transitions and are associated with a latent heat or enthalpy.

Abstract: An electronic device cooling apparatus includes a cooling unit that is thermally connected to an electronic device and is configured to induce heat generated from the electronic device to be conducted to a cooling medium that is channeled into the cooling unit; and a heat dissipating unit including a cooling chamber configured to cool the cooling medium that is heated by the heat conducted from the electronic device. The cooling unit and the heat dissipating unit are integrated.

Abstract: An elongated heat exchanger of generally tubular shape in which at least one heat exchanger is mounted in the interior thereof. The heat exchanger is composed of an outer tube which may be of a plastic material which forms a sealed chamber and has a pair of ends from which spigots extend. A heat exchanger is mounted within the outer tube and is connected to the spigots at each end so that it extends the length of the outer tube and is sealedly connected to each spigot. The heat exchanger consists of a number of stainless steel tubes (greater than two) each having the same diameter and gently twisted together to form a single heat exchanger. The spigots located at each end of the outer tube thus form manifolds for the tubes of the heat exchanger. A heat exchanger fluid is introduced in the space between the outer tube and the heat exchanger to provide the necessary exchange of heat in the device.

Abstract: A heating-use heat exchanger which includes a first heater core which exchanges heat between a first liquid and air blown into a passenger compartment and a second heater core which exchanges heat between a second liquid which is higher in temperature and smaller in flow rate than the first liquid and blown air which is heated by the first heater core is held in an air-conditioning case so that an inlet side tank part is at the bottom and an exit side tank part is at the top and the tube longitudinal direction is slanted. Due to this, the high temperature second liquid flowing into the second heater core is stored inside of the inlet side tank part in a region above the tube inlet side ends over the entire stacking direction of the plurality of tubes, then flows into the plurality of tubes.

Abstract: A method to store and utilize thermal energy is provided. During a first phase, transferring heat from the heat relocation media to the lower temperature reservoir, transferring heat from the higher temperature stream to the heat relocation media, and transferring heat from the heat relocation media to the high temperature reservoir, thereby at least partially liquefying the higher temperature stream. During a second phase, transferring heat from the higher temperature reserve to the heat relocation media, transferring heat from the heat relocation media to the lower temperature stream, and transferring heat from the heat relocation media to the lower temperature reservoir, thereby at least partially vaporizing the lower temperature stream.

Abstract: Systems and methods for exchanging heat in a gasification system are provided. The method can include introducing one or more particulates and a heat transfer medium including a feed water, a deaerated feed water, or a combination thereof, to a first zone. The method can also include indirectly exchanging heat from the one or more particulates to the heat transfer medium within the first zone to provide an intermediate heat transfer medium and cooled particulates. The method can also include introducing at least a portion of the intermediate heat transfer medium and a syngas to a second zone. The method can also include indirectly exchanging heat from the syngas to the intermediate heat transfer medium within the second zone to provide a heat transfer medium product and a cooled syngas. The heat transfer medium product can include steam.

Abstract: The invention relates to a column (1), with a section (9), in which a filling (10) is arranged in the form of a large number of fillers or a packing, a liquid distributor (100) for distributing a liquid (F) on that filling (10), a distribution space (101) of the liquid distributor (100), via which the liquid (F) can be distributed to that filling (10) of the column (1). According to the invention, it is provided that in the distribution space (101) of the liquid distributor (100), an additional means (20) is arranged, which forms a large number of passages (21) for the liquid (F) that is to be distributed.

Abstract: Provided herein are a display device and a cooling apparatus, the cooling apparatus including an impeller which sucks a fluid in an axial direction, and which discharges the fluid in a radial direction; a pair of radiation blocks, which are respectively disposed at each side of the impeller, wherein each of the radiation blocks includes a plurality of radiation fins; and a plurality of scroll units which guide the fluid discharged from the impeller to the pair of radiation blocks, wherein each of the scroll units includes a first scroll part which guides the fluid based on a rotating direction of the impeller, and a second scroll part which guides the fluid so in a direction opposite to the rotating direction of the impeller.

Abstract: This heat recovery device is of the type comprising a vat for holding wastewater and a heat exchanger comprising at least one heat exchange plate comprising two opposite faces and an inner pipe for circulation of a heat transfer fluid between the two surfaces. According to one aspect of the invention, the or each plate is arranged in a heat exchange compartment of the vat so that the wastewater circulates substantially vertically from bottom upwards along the two opposite faces of the or each plate between an inlet of the heat exchange compartment located in the lower portion and an outlet of the heat exchange compartment located in the upper portion. Application to thermal systems with heat pump.

Abstract: An electronic device has a ventilation system with an inlet section that receives inlet air that travels past components of the computing device to be cooled and exits at an outlet section. The air carries heat away from the components. A liquid heat transfer system captures heat generated by the components and transfers the captured heat to the inlet section of the ventilation system to warm the inlet air before it travels past the components to be cooled.

Abstract: Apparatus for storing data and supplying stored data comprising a main housing containing control circuitry for controlling signals to a plurality of disk drives. The main housing has a plurality of mounting mechanisms each configured to support a unit of a first type. The apparatus further comprises a plurality of cables each having a first connector for connecting to a unit of the first type for providing signals from the control circuitry. The apparatus has a first unit, of a first type, having a plurality of second connectors each connected to a disk drive and a fan providing a flow of air for cooling the disk drives and the control circuitry. The first unit is connected to a first one of the cables and mounted in a first one of the mounting mechanisms such that the first unit is mounted to slide into the main housing. The apparatus also has a second unit, of a second type, supported by a second one of the mounting mechanisms and mounted to slide into the main housing.

Abstract: Methods and systems for controlling temperatures in plasma processing chamber via pulsed application of heating power and pulsed application of cooling power. In an embodiment, temperature control is based at least in part on a feedforward control signal derived from a plasma power input into the processing chamber. In further embodiments, fluid levels in each of a hot and cold reservoir coupled to the temperature controlled component are maintained in part by a passive leveling pipe coupling the two reservoirs. In another embodiment, digital heat transfer fluid flow control valves are opened with pulse widths dependent on a heating/cooling duty cycle value and a proportioning cycle having a duration that has been found to provide good temperature control performance.

Abstract: A space-saving, high-density modular data pod system and an energy-efficient cooling system for cooling electronic equipment and method of cooling are disclosed. The cooling system includes a free-cooling system cooling a first fluid in thermal communication with the electronic equipment using atmospheric air and a mechanical sub-cooling system coupled to the free-cooling system. The mechanical system cools a second fluid flowing in the free-cooling system as a function of an amount by which the free-cooling system has exceeded its maximum cooling capacity. The method of cooling includes using a first fluid, enabling heat transfer from the first fluid to a second fluid that has been cooled using atmospheric air, and mechanically cooling the second fluid to the extent that free cooling the first fluid is insufficient to cool the first fluid. The cooling system operates by the wet bulb temperature exceeding a first predetermined wet bulb temperature.

Abstract: An apparatus is provided for cooling an electronic system, which includes one or more electronic components across which air passing through the system flows. A cooling unit provides, via a coolant loop, system coolant to cool the electronic component(s), and to an air-to-liquid heat exchanger is coupled to the coolant loop downstream of the electronic component(s) to cool, in primary, liquid-cooling mode, air passing through the system. In primary, liquid-cooling mode, the cooling unit provides cooled system coolant to cool the electronic component(s), and provides system coolant to the air-to-liquid heat exchanger to cool at least a portion of air passing through the electronic system, and in a secondary, air-cooling mode, system coolant flows from cooling the electronic component(s) to the air-to-liquid heat exchanger for rejecting, via the system coolant, heat from the electronic component(s) to air passing across the air-to-liquid heat exchanger.

Abstract: Herein disclosed is a heat exchanger. The heat exchanger comprises at least one pipe having a centerline, an inlet and an outlet; and a multiplicity of tubes, wherein each tube comprises a centerline, an inner surface, an outer surface, and groves; wherein the multiplicity of tubes are placed inside the pipe and the centerline of each tube is perpendicular to the centerline of the pipe. Herein also disclosed is a heat exchange system. Such a system comprises the heat exchanger as described herein, wherein the heat exchanger is configured to receive an incoming feed stream and to discharge a vapor stream. Herein also described is a process that utilizes the heat exchanger disclosed herein. Such a process comprises the separation of a volatile component from a non-volatile component in a mixture. In some cases, the non-volatile component comprises a salt or a sugar and the volatile component comprises water.

Abstract: A turbomachine includes a compressor having an intake portion and an outlet portion. The compressor compresses air received at the intake portion to form a compressed airflow that is passed from the outlet portion. The turbomachine also includes an intercooler operatively connected downstream from the compressor. The intercooler includes a plurality of heat pipes that are configured to extract heat from the compressed airflow.

Abstract: A hybrid heat exchanger apparatus includes a direct heat exchanger device and an indirect heat exchanger device and a method of operating the same encompasses conveying a hot fluid to be cooled from a hot fluid source through the indirect heat exchanger device to a cooling fluid distribution system. The hot fluid to be cooled is distributed from the cooling fluid distribution system onto the direct heat exchanger device. In a hybrid wet/dry mode, ambient air flows across both the indirect heat exchanger device and the direct heat exchanger device to generate hot humid air from the ambient air flowing across the direct heat exchanger device and hot dry air from the ambient air flowing across the indirect heat exchanger device.

Abstract: A combination fuel-oil and air-oil heat exchanger comprising: a first heat exchanger section that has an oil circulation path and a fuel circulation path thermally coupled to the oil circulation path; a second heat exchanger section that has an oil circulation path and an air circulation path thermally coupled to the oil circulation path; an oil coupling path that couples an oil circulation path outlet of the first heat exchanger section to an oil circulation path inlet of the second heat exchanger section to establish a combined oil circulation path; an oil path by-pass valve that selectively diverts oil from the combined oil circulation path to an outlet of the oil path by-pass valve; and a fuel path by-pass valve that selectively diverts fuel from the fuel circulation path of the first heat exchanger section to an outlet of the fuel path by-pass valve.

Abstract: A cooling system for an onboard electrical power converter in which a heat dissipation surface extends parallel to a flow of cooling air draft includes: a coolant tank containing coolant that includes a bottom surface being in thermal contact with the heat dissipation surface; a first conduit provided connecting to an upper surface of the coolant tank, the coolant flowing into the first conduit; a heat exchanger that comprises second conduits arranged with opposing the upper surface, and conducts the coolant to upstream; and a return unit that returns the coolant to the coolant tank; wherein the heat exchanger comprises heat dissipation fins through which the cooling air draft passes from a first to a second side, the heat dissipation fins being provided on surfaces of the second conduits, the first side not facing the coolant tank and the second side facing the coolant tank.

Abstract: A fluid conditioning arrangement comprises a primary heat exchanger configured to cool and/or heat the fluid; a secondary heat exchanger configured to cool and/or heat the fluid; and a controller for operating said secondary heat exchanger when said primary heat exchanger fails to cool and/or heat the fluid at a predetermined acceptablelevel; wherein said primary heat exchanger is a phase change material (PCM) based heat exchanger.

Abstract: A heat transfer system includes a first loop and a second loop. The first loop includes a condenser having a vapor inlet and a liquid outlet, a vapor line in fluid communication with the vapor inlet of the condenser, a liquid line in fluid communication with the liquid outlet of the condenser, and primary evaporators fluidly coupled in series with the liquid line and in parallel with the vapor line. The second loop includes a reservoir, a secondary evaporator having a vapor outlet coupled to the vapor line and a fluid inlet coupled to the reservoir, and a sweepage line in fluid communication with the reservoir and the primary evaporators.

Abstract: A server rack cooling system is described, aspects directed to a heat exchanger and a closed cooling air duct extending at least between the housing of the devices and the heat exchanger, which cooling air duct feeds the heated cooling air leaving the housing to the heat exchanger before it is released to the environment.

Abstract: Direct forced draft fluid cooler/closed loop cooling towers and cooling towers are provided with fans at the bottom of the unit, and a plurality of layers of water collection troughs or channels above the fans to capture water droplets sprayed downwardly from the top of the device through a heat exchanger or fill media above the collection troughs. In one embodiment the collection troughs supply the collected water to one or more gutters inside the housing which lead the water to an external collection tank from which the water is recirculated through the system.

Abstract: Components and systems for controlling a process or chamber component temperature as a plasma process is executed by plasma processing apparatus. A first heat transfer fluid channel is disposed in a component subjacent to a working surface disposed within a plasma processing chamber such that a first length of the first channel subjacent to a first temperature zone of the working surface comprises a different heat transfer coefficient, h, or heat transfer area, A, than a second length of the first channel subjacent to a second temperature zone of the working surface. In embodiments, different heat transfer coefficients or heat transfer areas are provided as a function of temperature zone to make more independent the temperature control of the first and second temperature zones.

Abstract: A counter flow indirect evaporative heat exchanger (10) having vertically stacked alternate counter flow wet (14) and dry (12) passages where the wet passages are wetted during operation of the heat exchanger by wetting means (50, 52, 53, 54, 70, 72, 74, 76) travelling vertically of the stack. Elongately wetting of a small plurality of the total number of passages (14, 12) of the heat exchanger (10) occurs at a time during vertical travel of the wetting means.

Abstract: An aircraft includes a heat exchanger between, on the one hand, a first fluid that flows into the narrow pipes (22) of the exchanger and that is able to contain solid elements that can melt, and, on the other hand, a second fluid to be cooled. The heat exchanger includes a device for preheating the first fluid upstream from the pipes (22) of the exchanger, a number of pipes arranged in at least one plane that is secant to the direction of flow of the first fluid, whereby the spacing between two adjacent pipes is suitable for retaining the solid elements of large dimensions and for allowing them to pass only when they have melted at least partially.

Abstract: Dehumidifying cooling apparatus and method are provided for an electronics rack. The apparatus includes an air-to-liquid heat exchanger disposed at an air inlet or outlet side of the rack, wherein air flows through the rack from the air inlet to the air outlet side. The heat exchanger is positioned for air passing through the electronics rack to pass across the heat exchanger, and is in fluid communication with a coolant loop for passing coolant therethrough at a temperature below a dew point temperature of the air passing across the heat exchanger so that air passing across the heat exchanger is dehumidified and cooled. A condensate collector, disposed below the heat exchanger, collects liquid condensate from the dehumidifying of air passing through the electronics rack, wherein the heat exchanger includes a plurality of sloped surfaces configured to facilitate drainage of liquid condensate from the heat exchanger to the condensate collector.