Abstract: A precision surface plate has a hollow casing with a reference plane used as a surface on which either or both of a workpiece and mechanical equipment are placed, a honeycomb structure, which is a collection of substantially identically-shaped enclosed cells disposed inside the casing, and a heat transfer device provided in the honeycomb structure to allow cells of the honeycomb structure to communicate with each other and transfer heat. The precision surface plate further includes casing ventilation openings provided in a wall of the casing to allow cells of the honeycomb structure inside the casing to communicate with the outside of the casing, and a shutter for opening and closing the casing ventilation openings. The heat is transferred effectively between the cells of the honeycomb structure through the heat transfer device.

Abstract: A building includes a data center to house computing equipment including computers and servers. The data center stores data. The building also includes a multipurpose center that houses office spaces, conference rooms and meeting rooms. The data center and multipurpose center differ in function but share resources. Computing equipment in the data center generates a lot of heat energy that is absorbed by the air. An air circulating system transfers the heated air from the data center to the multipurpose center. A fluid circulation system uses fluid to transfer heat energy to locations within the multipurpose center and also outside, such as a parking lot.

Abstract: In an HVAC system in which ambient air is supplied by the system to a building through an ambient air intake airstream and is exhausted from the building through an exhaust airstream energy is conserved by transferring heat between the intake airstream and the exhaust airstream. A heat exchange fluid is circulated between heat exchangers located in the intake airstream and in the exhaust airstream. An air turbine is placed in the exhaust airstream for being driven by the exhaust airstream, and the air turbine is coupled with a pump arranged to circulate the heat exchange fluid between the heat exchangers such that upon being driven by the exhaust airstream, the air turbine, in turn, drives the pump to circulate the heat exchange fluid between the heat exchangers and thereby effects the transfer of heat from one to the other of the intake airstream and the exhaust airstream and a concomitant conservation of energy in the HVAC system.

Abstract: A substrate heat exchange pedestal comprises: (i) a support structure having a contact surface comprising a coating of a diamond-like material, and (ii) a heat exchanger in the support structure, the heat exchanger capable of heating or cooling a substrate.

Abstract: The invention relates to a method for heat recovery in the production of anodes in an annular anode furnace (10), comprising at least one furnace unit (‘hearth’) (11) with a heating zone (13), a hearth zone (14) and a cooling zone (15), with in each case a plurality of furnace chambers (12) which are interconnected by heating ducts (17), are formed as heat exchangers and serve for receiving the anodes, in which method, to operate the heating zone, a first partial amount of the hot air formed in the cooling zone by the heat dissipated from the anodes is directed into the heating zone by means of a first suction extraction device (23) and a second partial amount of the hot air formed in the cooling zone is directed to a further heat exchanger (27), formed independently of the annular anode furnace, by means of a second suction extraction device (21), wherein the heating up of the heat transfer medium used for operating the heat exchanger takes place primarily by means of the hot air removed from the cooling zon

Abstract: The present invention relates to a wind turbine generator with a heat-generating source, e.g. a generator or a gear-box. A primary and a secondary cooling circuit, arranged for circulating a first and a second fluid, respectively between the heat-=generating source and a heat exchanger, and a cooling reservoir and the heat exchanger, respectively. The heat exchanger comprises a plurality of pipes for conveying the second fluid from the secondary cooling circuit through the heat exchanger, the plurality of substantially parallel pipes being arranged for heat exchange with a flow of the first fluid from the primary cooling circuit. The secondary cooling circuit further comprises a dispersion chamber connected to the plurality of pipes, the dispersion chamber having a fluid intake being positioned sideways relative to the plurality of pipes so as to provide, at least partly, a levelling of the flow distribution across the plurality of pipes of the second fluid prior to heat exchange.

Abstract: An air handling unit has an enclosure, a heat exchanger disposed within the enclosure, and a heating element substantially co-located with the heat exchanger within the enclosure. An air handling unit has a cabinet with a first air opening and a second air opening. A blower is disposed within the cabinet adjacent to the first air opening and a heat exchanger is disposed within the cabinet adjacent to an air outlet of the blower unit and also adjacent to the second air opening. At least one heating element is located adjacent the heat exchanger. A method of constructing an air handling unit includes forming an air handling enclosure, mounting a blower in the air handling enclosure, mounting a heat exchanger in the air handling enclosure downstream of the blower, and mounting at least one heating element in the air handing enclosure downstream of the blower.

Abstract: An apparatus for passively cooling electronics. The apparatus for passively cooling electronics includes at least one heat sink configured to be thermally coupled to at least one cabinet. When the at least one cabinet is thermally coupled to the at least one heat sink, the at least one heat sink draws heat from the at least one cabinet.

Abstract: The invention relates to equipment for alternatively producing either artificial snow or heating or cooling, the equipment comprising: an artificial snow production installation including in particular a buried pressurized water network; at least one heat pump having a ground heat exchanger circuit; and a configuration system for either disconnecting the connection circuit of the heat pump from the buried water network of the artificial snow production installation during a stage of producing artificial snow, or else connecting the connection circuit to the water network of the artificial snow production installation during a stage of heat pump operation, either in heating mode or in cooling mode.

Abstract: A heat transfer apparatus for a portable hydration system that includes a reservoir, a first check valve, a manual pump activated by user movement, a second check valve, a first fluid communication line including a proximal end in communication with the second check valve and a distal end in communication with a bleed valve, further included is a second fluid communication line including an inlet end in communication in the bleed valve and an outlet end in communication with the reservoir. The first fluid communication line and the second fluid communication line are continuously adjacent in position to one another, wherein the bleed valve discharges a selectable intermittent fluid flowrate to the user for consumption and the pump outputs a primary intermittent fluid flowrate greater than the selectable intermittent fluid flowrate, wherein operationally the heat transfer apparatus acts to further help equalize the reservoir and the bleed valve temperatures.

Abstract: The present invention relates to a fibre assembly comprising high-performance polymeric fibres and bonding fibres, the fibre assembly comprising at least 70% by weight of high-performance polymeric fibres and at most 30% by weight of bonding fibres, the fibre assembly having a layered arrangement of the fibres and at least some of the fibres being bonded together by points of contact obtainable by softening of the bonding fibres. The present invention further describes an insulation system comprising a fibre assembly of the invention.

Abstract: The present invention relates to an extraction and air/water cooling system and energy recovery for large flows of heavy ashes, produced by solid fuel boilers (100), able to reduce final temperature of the extracted ash, without increasing the air flow entering the throat of the boiler. When the air flow needed for cooling process exceeds the maximum flow admissible in the boiler, the system allows to the exceeding air and to the possible steam to be sent to the fume duct in the most appropriate point, thanks to a separation of the cooling environment made by the ash itself. The separation of the environments of the cooling system is handled automatically based upon a temperature signal of the ash at the system exhaust. If the cooling air is not sufficient to cool the ash, the cooling efficiency can be increased by adding atomized water.

Abstract: In the heat exchanger of a heat exchange device of the present invention, first protrusions (26) are provided on a part of first rectification walls (22) of first plate member (15) so as to protrude into first recessed portions (25) which are formed on second plate member (16) close to first plate member (15) when second rectification walls are formed on second plate member (16). Second protrusions (27) are provided on apart of second rectification walls (23) of second plate member (16) so as to protrude into second recessed portions (25a) which are formed on third plate member (17) close to second plate member (16) when third rectification walls (24) are formed on third plate member (17).

Abstract: An air-cooled multi-stage compression system using centrifugal compressors is disclosed. It is packaged in a comparable volume to a water-cooled unit having the same driver horsepower. The performance is comparable and opportunities for use of the waste heat are available. Existing water-cooled units can be retrofit to run in an air-cooled mode. Special applications such as combined air compression and nitrogen compression useful in air separation applications are presented. The circulating cooling air can make the unit into an air filter of its surrounding space. Cooling air is drawn through the enclosure before being forced through the coolers above. This air movement can cool compressor housings, the control panel and the drive motors mounted in the enclosure.

Abstract: A combined carrying, cooling and support device for a portable electronic unit is provided, the device including: a flexible cushioned cooler having a base portion, an angled side portion disposed at an acute angle relative to the base portion, and an integrated cooling fan; an attachment mechanism disposed about the periphery of the flexible cushioned cooler; and an upper cover removably attachable to the flexible cushioned cooler by the attachment mechanism, wherein the flexible cushioned cooler is configured to form an elongated cooling air channel between its base portion, its at least one angled side portion, and a bottom surface of the portable electronic unit.

Abstract: A cooking appliance for cooking a foodstuff over a period of time including a shell having a heating cavity and a heating element to heat the heating cavity. A container is removably positionable within the heating cavity and includes a food cavity for receiving the foodstuff. A temperature probe is removably insertable into the foodstuff and a controller is mounted to the shell. The controller controls operation of the cooking appliance in a probe mode wherein the temperature probe is inserted into the foodstuff and transmits foodstuff temperatures to the controller for controlling the heating of the foodstuff, a program mode wherein the controller actuates the heating element to heat the container at a temperature for a selected amount of time and subsequently at a lower temperature and a manual mode wherein the controller actuates the heating element to heat the container at a selected temperature.

Abstract: Provided is a method including routing a compressed gas from a centrifugal gas compressor through at least one of a plurality of air coolers, and directing air flow through the plurality of air coolers, wherein the plurality of air coolers are arranged adjacent to one another in a single plane that is transverse to the air flow. Further provided is a method including removing tube cores from a cooler chamber of a liquid cooler of a centrifugal gas compressor, coupling a chamber port of the cooler chamber to a first port of an air cooler, and coupling a second port of the air cooler to a compressor port of a stage of the centrifugal gas compressor.

Abstract: A cooling tower system, including a principal cooling tower; an auxiliary cooling tower for receiving a portion of the warm water flow into the main tower; a central shaft mounted vertically in the auxiliary tower; a turbine mounted on a portion of the shaft; a cooling blade mounted on the upper end of the shaft; a water jetting system delivering warm water under pressure from the main cooling tower into the auxiliary cooling tower to impart rotation to the turbine blades for imparting rotation to the cooling blade; a quantity of high efficiency film fill in that portion of the tower below the turbine for receiving the water coming off of the turbine blades; air flow produced by rotation of the cooling blade upward through the fill in order to cool the water before it is returned to the main cooling tower.

Abstract: Apparatuses, methods, and systems directed to efficient cooling of data centers. Some embodiments of the invention allow encapsulation of cold rows through an enclosure and allow one or more fans to draw cold air from the cold row encapsulation structure to cool servers installed on the server racks. In other particular embodiments, the systems disclosed can be used to mix outside cool air into the cold row encapsulation structure to cool the servers. In some embodiments, the present invention involves fanless servers installed on the server racks and introduces fan units to draw cooling air from the cold row encapsulation structure through the fanless servers on the racks.

Abstract: A system for cooling an environment housing a plurality of electronic equipment in one or more cabinets is disclosed, the system comprising a remote cooling unit(s) adapted to provide relatively cool air into the environment, an exhaust associated with each cabinet, the exhaust being provided with variable airflow means; the remote unit being adapted to receive exhausted air, and; sensor means adapted to determine cooling demand and alter the output of the remote cooling unit(s) accordingly. Schemes for using the system are described.

Abstract: Embodiments of the present invention provide a data centre, comprising data centre air directing means for directing data centre air from the data centre through a first side of one or more heat exchangers; external air directing means for directing external air from external to the data centre through a second side of the one or more heat exchangers; and adiabatic cooling means for adiabatically cooling the external air prior to entering the one or more heat exchangers, such that the external air flowing through the second side of the one or more heat exchangers indirectly cools the data centre air flowing through the first side of the one or more heat exchangers. Embodiments of the present invention may be realised in which the data centre is a moveable data centre.

Abstract: A refrigerator includes a main body defining a compartment, the compartment having an access opening and a first wall, a door supported by the main body for selectively closing at least part of the access opening, a sub-compartment on the door, the sub-compartment comprising a second wall having an opening, a heat exchanger supported by the first wall and positioned so that when the door is closed the heat exchanger is exposed to an interior of the sub-compartment through the opening, and a refrigeration system having a working medium for cooling the heat exchanger, where the heat exchanger further includes one or more segments of the refrigeration system attached to a heat exchanging plate.

Abstract: An electric spa motor includes a ring circling the motor and in direct contact with the motor case. The ring carries a flow of water to cool the motor and to provide heat to the flow of water to supplement a spa heater. The ring includes a passage through the ring for carrying the flow of water. The ring and the passage have cross-sections with approximately equal height and width.

Abstract: A fluid cooling device embodied as a modular unit includes a drive motor (10) driving a ventilation wheel (12) and a fluid pump (14) that supplies a first type of fluid into a fluid system, and leads to a heat exchanger (22) from which the fluid is redirected into the fluid system in a tempered manner. A second fluid pump (32) is used to extract a second type of fluid from the reservoir (30) and to supply the second type of fluid to a second fluid system, from which the second type of liquid is redirected towards the reservoir (30) in a guiding manner via the first heat exchanger (22) and the second heat exchanger (24). The second fluid pump enables different tempering operations to be carried out for separate fluid systems, using only one fluid cooling device.

Abstract: An extended impingement cooling structure to cool outside an air supply plenum comprises an inner wall; an impingement sheet; a series of supports to maintain the inner wall in spaced relation to the impingement sheet, and a baffle supported between the inner wall and the impingement sheet. The baffle has a collector plenum area that receives impingement cooling air from the air supply plenum and a channel in fluid communication with the collector plenum and extending outside the air supply plenum with openings to allow impingement cooling air to pass therethrough and having a series of lands extending into the channel wherein the lands are located in proximity to impingement cooling air outlets in the inner wall.

Abstract: A connection device of an LED lamp and cooling fins is composed of a central tube unit, above which is connected with a ring-shape lamp seat, and below which is connected with a lower housing; and a plurality of cooling fins which are connected on surfaces of the lamp seat, the central tube unit, and a lower annular disk of the central tube unit. A sheet of each cooling fin is punched into at least one protruded member, and each protruded member of one cooling fin is abutted on a surface of the adjacent cooling fin; therefore, by the abutting of the protruded members of every two adjacent cooling fins, stability, intensity, and heat transmissibility of all the cooling fins can be improved, and spacing between every two adjacent cooling fins can be kept at a constant.

Abstract: An apparatus for providing coolant fluid to a device, the apparatus includes a heat exchanger having a hot side and a cold side. The cold side is in fluid communication with a chilled fluid supply and adapted to receive a first fluid from the chilled fluid supply in a first inlet and return the first fluid from the cold side to the chilled fluid supply. The cold side and the chilled fluid supply form a first fluid circuit. The apparatus further includes a second fluid circuit in fluid communication with the hot side, means for introducing a second fluid within the second fluid circuit and integral thereto, a pump integral to the second fluid circuit and adapted to transmit a second fluid within the second fluid circuit and means for controlling a rate of flow of the second fluid within the second fluid circuit. The device is within the second fluid circuit and the means for controlling the rate of flow operates in the absence of internal recirculation.

Abstract: An improved electrical-utility steam-turbine power-plant cooling system including a condenser with heat-exchange surfaces and cooling means. The cooling means has a closed-loop system with an intake, a discharge and a cooling portion. Substantially all of the cooling portion is tunneling beneath the surface of the Earth. Water substantially fills the closed-loop system and a pump facilitates flow through the closed-loop system whereby water flows through the tunneling and is geothermally cooled.

Abstract: An electrical equipment cabinet coupled to a closed loop in turn coupled to a groundwater source for exchanging heat energy with the closed loop for air-conditioning the interior of the electrical equipment cabinet. In the absence of a groundwater source a slinky loop is used as a substitute. The slinky loop is buried in the ground or located in a body of water located on or below ground.

Abstract: A cooling device includes: a cooling fan; a shroud provided at an outer circumferential side of the cooling fan; and a ring having an inner circumferential wall and an outer circumferential wall. The inner circumferential wall is provided on the shroud and adjacent to an outer circumference of the cooling fan. The outer circumferential wall surrounds the inner circumferential wall, and an air-flow-direction downstream side end of the outer circumferential wall is positioned at a further downstream position in an air flow direction than an air-flow-direction downstream side end of the inner circumferential wall. An air-flow-direction downstream side end of an outer circumferential edge of the cooling fan is positioned at a further downstream position in the air flow direction than the air-flow-direction downstream side end of the inner circumferential wall.

Abstract: A barbeque grill assembly comprising a grill shell for holding a heating medium such as charcoal or a gas-distribution plenum. The sides of the grill shell support a heat-exchanger grill element above the heating medium, comprising a plurality of slats disposed in a frame and separated by slots, the slats and slots extending across the grill element. The slats are provided with heat conductor fins in contact with the slats and extending vertically downwards into proximity with the heating medium. Each fin has a relatively large surface area exposed to the hot combustion gases that move upwards from the heating medium toward the grill element, such that each fin abstracts heat from the gases and conducts the heat into the grill slats, thereby increasing the amount of heat derived from the combustion gases, increasing the temperature of the grill slats, and thereby increasing the efficiency of the barbeque grill assembly.

Abstract: The present invention relates to a high pressure multi-zone cooling system, including a high pressure pump and multi-zone controller, for cooling a plurality of normally air cooled air conditioning condensers, and/or refrigeration coolers, and/or heat exchangers. The system also may be used for independently cooling outdoor areas, and for pressure washing applications. The number of zones that can be cooled simultaneously is limited only by the maximum flow rates and pressures under which the high pressure pump can operate. Typical zones might be one or more air conditioner condensers or heat exchangers, one or more outdoor areas, or a combination of air conditioner condensers, heat exchangers and outdoor areas. Misting around an air conditioner condenser is normally off and is triggered only when the air conditioning unit's compressor is running. Misting of an outdoor area is activated by turning on the exterior or interior mounted wall switch controlling the zone for that outdoor area.

Abstract: A cooling device includes: a cooling fan; a shroud provided at an outer circumferential side of the cooling fan; an inner circumferential wall provided on the shroud and adjacent to the outer circumference of the cooling fan; and an outer circumferential wall provided to surround the inner circumferential wall. An air-flow-direction downstream side end of the outer circumferential wall is positioned at a further downstream position in an air flow direction than an air-flow-direction downstream side end of the inner circumferential wall. An air-flow-direction downstream side end of the cooling fan is positioned at a further downstream position than the air-flow-direction downstream side end of the inner circumferential wall. A ratio between a length of the outer circumferential wall and a length of the inner circumferential wall in the air flow direction is 1.07 or more and 1.81 or less, and a width between the outer circumferential wall and the inner circumferential wall is 15 mm or more and 55 mm or less.

Abstract: A fluid-cooled electronic housing assembly (“FCEHA”) configured for mounting within a vehicle is described. The FCEHA may be part of a fluid-cooled electronic system (“FCES”) that includes the FCEHA and a plurality of electronic components. The FCEHA is capable of providing effective cooling for the FCES while maintaining a small space requirement by utilizing a fluid cooling system that cools the housing of FCEHA. In general, the FCEHA includes a cooling-fluid channel through a heat sink that, in operation, allows a cooling fluid/liquid to flow throw the cooling-fluid channel and cool off the FCEHA more efficiently that air convection because the cooling fluid is more efficient in heat transport.

Abstract: A thermal energy exchanger assembly (100) includes an exchanger housing (138). The exchanger housing (138) houses a pair of core support assemblies (174) formed of individual core supports (200). The core supports (200) are coupled together so as to form apertures 228. Core tubes (180) are received within the apertures (228). A fresh airstream (122) is made to flow through the core tubes (180) while a stale airstream (114) is made to flow between and around the core tubes (180). In this manner, an exchange of thermal energy occurs between the fresh airstream (122) and the stale airstream (114).

Abstract: This invention relates to a means for using waste heat to preheat water going to a water heater to reduce the amount of energy needed to raise the temperature of the water to a desired level. The invention, further, is portable so that it can be easily moved to accommodate the location of the waste heat source and water heater.

Abstract: A temperature regulator having a heat exchange unit and a power supply and control unit and providing a heat-exchange apparatus, which can be installed in a minimal space and yet is very easy to handle. The temperature regulator includes a heat exchange unit which has a tank, a pump and a heat exchanger, and circulates a liquid to exchange heat with circulating liquid, and a power supply and control unit which has a power supply and control device, and controls temperature of the circulating liquid. The heat exchange unit and the power supply and control unit are arranged in an interior of a main frame.

Abstract: The pool heating system includes a pool containing a large volume of pool water and an associated building. The building having an attic space over a living space. A heat-exchanger is positioned outside of the living space of the building. The heat exchanger exchanges heat from the attic into pool water that is circulated through the heat exchanger. Any pool water that leaks from the heat-exchanger does not leak into or onto the living space.

Abstract: The invention relates to a condensation system comprising heat exchanger elements arranged above fans which are held in fan sections (1) arranged as a frame carried by a supporting framework (2). The supporting framework (2) comprises a plurality of supports (3), at least one support (3) comprising a column (5) extending vertically in relation to the fan sections (1), and head struts (6) connecting above the column (5) and extending obliquely in relation to the fan section (1) and the column (5), said struts extending towards the corners (7) of a fan section (1).

Abstract: The invention relates to a heat exchanger for temperature controlling and fastening of battery units of the battery of a vehicle. The heat exchanger includes flat tubes that are passable by a heat carrier and a collecting tube and distributing tube for conducting the heat carrier. The flat tubes are established as multi-channel flat tubes. The collecting tube and the distributing tube are connected to each other over the flat tubes so that a holding frame is established that provides a structure forming spaces. The spaces are provided as chambers for accommodating the battery units.

Abstract: It is an object of the present invention to provide a hot water supply device for a house capable of eliminating the necessity for installing a heat pump device or a hot water storage tank on a balcony.

Abstract: The invention relates to a silo for storing dried bulk products containing organic materials, in particular for storing dried sludge from residual water treatment plants, said products being subject to self-heating phenomena, wherein said silo includes an outer shell (1) having an upper portion and a lower portion, the shell being made of an essentially metallic heat-conducting material and comprising at least an inlet and an outlet for the products, a roof (2) closing the silo in the upper portion, and a discharge device (3) closing the silo in the lower portion. The silo includes at least one inner stack (5) of an essentially metallic heat-conducting material that communicates with the atmosphere in the upper and lower portions, the volume inside the stack being void so as to permit air circulation and heat dispersal, and the ratio d/D between the outer diameter d of the stack (5) and the outer diameter D of the shell being higher than 0.12.

Abstract: A new apparatus, which may be referred to as a “cool cap,” for use with an outdoor heat exchanger (e.g., a heat pump or an air conditioning condenser) having an air inlet vent and an air outlet vent, the apparatus comprising a top having an exhaust vent complementary to the air outlet vent; and a surrounding wall attached to the top, wherein the surrounding wall is at least about eight inches from the outdoor heat exchanger upon installation, and wherein the surrounding wall has an intake opening having an airflow being equal to or greater than the exhaust vent and forming a substantially unimpeded air pathway through the apparatus through the outdoor heat exchanger and out the exhaust vent; wherein the surrounding wall and top are thermally insulating.

Abstract: A system for managing air flow through a body of an information handling system is disclosed. The disclosure provides a blank including a blank base plate and a blank ridge extending from the blank base plate. The blank base plate may be configured to match an architecture of both a processor socket and a bank of memory chip sockets. The blank may be configured to provide an impedance to air flow substantially similar to a total impedance provided by a processor and associated heat sink disposed in the processor socket and a bank of memory chips disposed in the bank of memory chip sockets.

Abstract: A transmission/heat exchanger unit includes a transmission having an input and at least one output and a heat exchanger, which is assigned to the output side of the transmission and is connected to said transmission at least indirectly via connecting lines. A duct or ducts route fuel, and is/are integrated in the case of the transmission, and extend(s) at least over part of the axial extent of the case to an end face of the transmission on the output side. A retaining device is provided for fastening the heat exchanger to the end face of the case of the transmission on the output side. The connecting lines that couple the fuel-routing duct or ducts in the transmission with the heat exchanger are integrated in the retaining device. Complementary connections of a standard type and size, which are located on the retaining device and the transmission case, are provided for fuel routing and for fastening the retaining device.

Abstract: A screw-driven fan device includes a screw, a screw nut, a fan, and a connecting unit. An external edge of the screw has a rolling groove formed thereon and a groove formed alternately with the rolling groove. The screw nut, disposed on the screw, has a linking portion located on one end of the screw nut. The fan has a rotary axle with a hole formed thereon for screw passing through. The fan further has blades surrounding the rotary axle. The hole has a flange formed on an interior side thereof, and the flange is engaged with the groove. When the screw rotates, the coordination of the flange and the groove causes the fan rotates simultaneously. The connecting unit has one side mounted on the linking portion of the screw nut. The connecting unit has a space therein such that the fan can be placed in the space, thereby the fan and the screw nut move together.

Abstract: This heat pump type hot water supply apparatus has a remaining hot water display (41) which displays remaining hot water in a hot water storage tank (22) by a plurality of scales (41a-41e) step by step, and a display controller (30) which changes the remaining hot water display (41) according to the amount of remaining hot water in the hot water storage tank (22). A change amount of hot water which changes a level lighting 3 scales (41c-41e) of the remaining hot water display (41) to the next level thereof by the display controller (30) is larger than a change amount of hot water which changes a level lighting 4 scales (41b-41e) of the remaining hot water display (41) to the next level thereof by the display controller (30).

Abstract: In thermal management systems that employ EHD devices to motivate flow of air through an enclosure, spatial distribution of a ventilation boundary may facilitate reductions in flow resistance by reducing average transit distance for cooling air from an inlet portion of the ventilation boundary to an outlet portion. Some thermal management systems described herein distribute a ventilation boundary over opposing surfaces, adjacent surfaces or even a single surface of an enclosure while providing a short, “U” shaped, “L” shaped or generally straight through flow path. In some cases, spatial distributions of the ventilation boundary facilitate or enable enclosure geometries for which conventional fan or blower ventilation would be impractical.

Abstract: An air-handling luminaire comprises a recessed troffer housing having a first pair of opposed walls and a second pair of opposed walls, the housing having a light output opening and a lens extending across the light output opening, at least one of the walls of the first pair of opposed walls and the second pair of opposed walls being substantially vertical and having at least one flow through opening for fluid communication from a volume beneath the recessed troffer housing to a plenum above the recessed troffer housing and, a rail extending from near a lower edge of the recessed troffer housing upwardly within the recessed troffer housing and adjacent the at least one flow through and concealing the at least one flow through opening.

Abstract: A cooking apparatus is provided that comprises a housing structure, an internal heating source, an exit, a control panel, and a protective shield. The internal heating source is located within the housing structure. The exit is located at an exterior portion of the housing structure where the exit is configured to transport heat emissions from the internal heating source. The control panel is located above the exit. The protective shield is coupled to the housing structure where the protective shield is configured to deflect the heat emissions in a direction away from the control panel.