Abstract: An electronic device with heat dissipating function has a fixing mechanism, and the fixing mechanism includes a casing, a positioning component, a fixing component and a resilient component. The casing includes a blocking slab, lateral slabs connected with each other, and a constraining portion disposed on the lateral slabs. The positioning component is disposed inside the casing, and a fan unit is slidably disposed on the positioning component. The fixing component includes a contacting portion and a guiding portion. The guiding portion is disposed on the contacting portion, and the contacting portion is slidably disposed on the positioning component. The guiding portion can move in/out of an outlet of the casing. The resilient component is disposed on the positioning component, and pushes the contacting portion to press the fan unit onto the constraining portion.

Abstract: A portable, open-loop, water source geothermal heat pump unit adapted to be connected with non-permanent, non-plumbed connections to convenient water supply/discharge points such as multi-use faucets and drains in a home supplied with well water. The unit is further adapted to be supplied with power from an electrical outlet using a simple plug-in cord. The heat pump unit may be installed independently of any existing furnace system, for direct or “space” heating of a room from which it draws intake air and directly vents heated air. The heat pump unit may also be ducted to heat another room from the one in which it is installed, and may further be ducted in parallel to an existing furnace ductwork for a duct-connected heating combination with the furnace.

Abstract: A cooling structure includes: a heat releasing unit configured to include a plurality of fins and to release heat by contacting a first cooling target; and an air blowing unit configured to blow air to the heat releasing unit, wherein the heat releasing unit includes a first region and a second region in which intervals of the fins are smaller than those of the first region, and a second cooling target that is different from the first cooling target is positioned downstream relative to the first region in a flow path of the air, and the air that has passed through the first region blows on the second cooling target.

Abstract: A method for detecting heat-dissipating air flow is disclosed. The method includes the following steps: detecting whether a reset command is input; if the reset command is input, resetting a wind pressure standard value according to the reset command; if the reset command is not input, controlling a fan to operate at full speed according to a start signal; detecting the wind pressure of a heat-dissipating air flow after controlling the fan to operate at full speed to acquire a wind pressure value; determining whether the wind pressure value is equal to the wind pressure standard value; and generating a warning signal if the wind pressure value is not equal to the wind pressure standard value.

Abstract: Packaged semiconductor components having substantially rigid support member are disclosed. The packages can include a semiconductor die and a support member proximate to the semiconductor die. The support member is at least substantially rigid. The packages can further include an adhesive between the support member and the semiconductor die and adhesively attaching the support member to the semiconductor die. The packages can also include a substrate carrying the semiconductor die and the support member attached to the semiconductor die.

Abstract: A method of deployment of a power monitor system includes: coupling a monitor device that has a measurement component to a power line communication device for communicating a physical quantity measured by the measurement component across a power line; inserting a connection tap of an electrical access device into the power line through an insulation sheath to a conductor within the power line; attaching the electrical access device to the power line; and coupling electrically the electrical access device to the monitor device and the power line communication device.

Abstract: A fan assembly includes a fan, a bracket, and a retaining member. The fan defines a locking hole. A bracket receives the fan. The bracket includes a mounting wall. The retaining member includes a base panel and a mounting portion. The mounting portion includes a mounting tab extending from the base panel and a mounting protrusion extending from the mounting tab. The mounting protrusion extends through the mounting wall and inclining resists an inner side of the locking hole to prevent the fan from moving along a first direction substantially parallel to the mounting wall.

Abstract: An air guide unit is disclosed, which is adapted to be disposed between the back of a motherboard and a chassis. The motherboard and the chassis are joined by at least a first locking unit and a second locking unit. The air guide unit comprises an annular side wall. The annular side wall comprises: a first engagement portion adapted to engage with the first locking unit; and a second engagement portion adapted to engage with the second locking unit, wherein the engagement of the first engagement portion with the first locking unit and the engagement of the second engagement portion with the second locking unit limit the movement of the air guide unit in a first direction and a second direction. The second direction is perpendicular to the first direction.

Abstract: A heat sink includes a base and a cover that can be assembled to form a heat sink body, with a channel defined between the base and the cover. The channel extends from a first opening to a second opening. A fan secured to the heat sink body is configured to move air through the first opening, through the channel, and then out through the second opening. Electrical terminals are supported on an insulating body secured to the base. Each electrical terminal has an upper end for receiving a lead of an electronic device, and a lower end for engaging another socket or a printed circuit board. Vias extending through the cover are aligned with the electrical terminals so that a lead of an electronic device can extend through a via into the socket of an electrical terminal. Fins extend from the cover and/or the base.

Abstract: A flow-guiding hood that guides a flow of air in a computer or an electronic device includes a plurality of individual parts which includes a first flow-guiding element made of a substantially planar first material that channels the flow and at least one second flow-guiding element made of a different, second material and likewise channels the flow, wherein the second flow-guiding element rests on and/or is attached to the first flow-guiding element.

Abstract: Methods are provided for facilitating cooling of an electronic component. The methods include providing: a liquid-cooled structure, a thermal conduction path coupling the electronic component and the liquid-cooled structure, a coolant loop in fluid communication with a coolant-carrying channel of the liquid-cooled structure, and an outdoor-air-cooled heat exchange unit coupled to facilitate heat transfer from the liquid-cooled structure via, at least in part, the coolant loop. The thermoelectric array facilitates transfer of heat from the electronic component to the liquid-cooled structure, and the heat exchange unit cools coolant passing through the coolant loop by dissipating heat from the coolant to outdoor ambient air. In one implementation, temperature of coolant entering the liquid-cooled structure is greater than temperature of the outdoor ambient air to which heat is dissipated.

Abstract: A cooling fan includes a base, a lid, a fan wheel, and an auxiliary shaft assembly. The lid is arranged above the base. The fan wheel has a shaft rotatably coupling with the base and a highest point spaced from the lid by a first gap. The auxiliary shaft assembly is arranged between a top of a hub of the fan wheel and a bottom face of the lid, with a second gap formed between the auxiliary shaft assembly and the top of the hub or between the auxiliary shaft assembly and the bottom face of the lid. The second gap is smaller than the first gap. Alternatively, the auxiliary shaft assembly has a first auxiliary shaft protruding from the top of the hub and a second auxiliary shaft disposed on the bottom face of the lid, with a second gap formed between the first and second auxiliary shafts smaller than the first gap.

Abstract: The invention provides a flake and method for reducing waste heat using water produced when an air conditioner operates and thereby heat exchange efficiency can increase. Accordingly, an energy-saving effect can be achieved. The flake is placed at an inner bottom side of the air conditioner and between a condenser fan and a condenser coil. When the condenser fan operates, wind power created by the condenser fan has a portion blowing toward the flake, and then blowing toward underlying water, produced when the air conditioner operates, along the flake such that the water can move to the condenser coil and cool the condenser coil. Thereby, the temperature of discharged waste heat can be reduced. When the condenser coil cools, heat exchange efficiency increases. Accordingly, an indoor cooling effect can be improved and an energy-saving effect can be achieved.

Abstract: A curved wall 51a is curved along a logarithmic spiral with a rotation axis C of a cooling fan 40 so that the flow path cross-sectional area of a first air flow path S1 gradually becomes larger toward a second air flow path S2. Further, the second air flow path S2 is formed to have a larger cross-sectional area than the downstream end of the first air flow path S1, and heat sinks 61 and 62 are arranged on the second air flow path S2. According to the above electronic apparatus, it is possible to efficiently provide an air flow that is formed by the cooling fan to the heat sink.

Abstract: An indoor unit of a ceiling type air-conditioner includes a main body having an inlet port and an outlet port provided at a lower portion thereof, a heat exchanger having a tube through which a refrigerant flows, a blowing fan which forcibly causes air to flow, and a control box comprising a case which is fixed to the main body and a cover which is rotatably coupled to the case so as to open and close the case and to which a printed circuit board having electronic components mounted thereon is fixed.

Abstract: A motor incorporating a power converter including a printed board on which a semiconductor module (an inverter IC), which converts a voltage of an external power supply into a high-frequency voltage and supplies the high-frequency voltage to a stator, is mounted, wherein a high-voltage circuit ground, which is a power ground of a high-voltage main circuit system of the inverter IC, and a low-voltage circuit ground, which is a ground of a control circuit system, which is a low-voltage circuit, of the semiconductor module, are provided on the board, and the high-voltage circuit ground and the low-voltage circuit ground are connected at one point via a resistor.

Abstract: The heat exchanger having a heat exchanging channel (11, 21, 31) comprises an inlet (9) and an outlet (33) for a medium flowing through the heat exchanging channel. The heat exchanger has at least two stages (10, 20, 30) being arranged one after the other in view to the flowing direction of the medium, each stage having a heat exchanging channel (11, 21, 31). The first stage has at least one guiding channel (12) arranged parallel to the heat exchanging channel (11). The heat exchanging channel (11, 21, 31) has at the end of the respective stage (10, 20, 30) at least one outlet (13, 23, 33) and the guiding channel (12, 22) of the respective stage is connected with the heat exchanging channel (21, 31) of the next following stage (20, 30). By this unused heat transfer medium is fed to each stage, said heat transfer medium having a higher temperature difference with respect to the respective heat exchanging channel. By this a good heat transfer efficiency is realized even with relatively long flow pathes.

Abstract: A heat-exchange apparatus is provided, including a first heat exchanger, a second heat exchanger, a third heat exchanger and a fourth heat exchanger. The first heat exchanger is thermally separated from the second heat exchanger. The third heat exchanger is thermally connected to the first heat exchanger. The fourth heat exchanger is thermally connected to the second heat exchanger, wherein a first air flow passes through the first heat exchanger and the second heat exchanger to be divided into a first divergent flow and a second divergent flow, the first divergent flow flows on a surface of the first heat exchanger, the second divergent flow flows on a surface of the second heat exchanger, the first divergent flow does not flow on the surface of the second heat exchanger, and the second divergent flow does not flow on the surface of the first heat exchanger.

Abstract: A heat exchanger includes a plurality of fins stacked with a predetermined fin pitch between them, and a plurality of heat transfer tubes which extend through the fins in the stack direction and have a flat cross-sectional shape, wherein the fins have a plurality of notches in a shape corresponding to the cross-sectional shape of the heat transfer tube on an end portion in the longitudinal direction, a collar is formed on an edge of the plurality of notches, the heat transfer tubes are inserted into the notches, a fin pitch between a portion of the plurality of fins is larger than a fin pitch between the other portion of the fins, and the larger fin pitch is larger than at least the height of the collar.

Abstract: A system for cooling items of equipment likely to give off energy, comprises: an enclosure comprising a membrane that is porous to water vapor and sealed to liquid water, said membrane separating the cavity into a first portion designed to contain a fluid consisting of water and vapor, a second portion designed to contain the vapor resulting from the vaporization of the water, a temperature sensor for measuring the temperature of the liquid-vapor fluid contained in the cavity, a device to discharge the vapor from the cavity into the environment creating a vacuum in this cavity and breaking the natural liquid/vapor balance of the cavity containing the liquid, thus causing a vaporization of a portion of the liquid, a means for controlling the flow rate of the vapor discharged to outside of the cavity, said control means being regulated on the signal delivered by the temperature sensor.

Abstract: There is provided an electric device configured to cool a plurality of plug-in units, the electric device including a plurality of slots, each slot configured to install a plug-in unit, a first fan configured to create a current of air for cooling the plug-in units, a first plug-in unit installed into a first slot, and a second plug-in unit including a second fan configured to create a current of air for cooling the first plug-in unit, the second plug-in unit being installed into a second slot adjacent to the first slot, arranged to a side of mounting component of the first plug-in unit.

Abstract: An indoor device for a cassette type air conditioner is provided. The indoor device may improve an exterior appearance of the air conditioner in that a vane drive assembly to operate a vane that guides discharged air may be covered by the vane when the vane is closed. Also, first and second ends of the vane may be rounded, and an outer surface of the vane drive assembly may contact the vane to improve a flow of discharged air.

Abstract: A method for reversing an air mover to remove debris from a cooling system of a work vehicle. In one embodiment, the largest required fan speed for cooling the engine coolant, hydraulic oil and the charge air is used as the set point speed for a fan. The fan is operated at the set point speed to generate airflow across each of the heat exchangers. Multiple conditions are evaluated for reversing the direction of the fan.

Abstract: An indoor device for a cassette type air conditioner is provided. In the indoor device, a suction grill restricter to couple the suction grill to a panel to prevent outer edges of the suction grill from drooping may be provided to maintain a more stable coupling state, preventing dew condensation and noise from occurring.

Abstract: The duct-type indoor unit of an air conditioner includes: a casing including a first surface and a second surface opposing each other, an inlet duct connection part which is formed in the first surface and to which an inlet duct is connected, and an outlet duct connection part which is formed in the second surface and to which an outlet duct is connected; a partition member partitioning interior of the casing into a first space on an inlet side and a second space on an outlet side, the partitioning member having an opening communicating the first space with the second space; a heat exchanger arranged inside the first space; and a centrifugal fan having an impeller with backward curved blades, the impeller being positioned inside the second space to suck in air in the first space through the opening. The impeller has a rotating shaft parallel to the first surface.

Abstract: Condenser systems for vehicle air conditioning systems and vehicles having condenser systems are disclosed. The condenser systems include a condenser housing that is configured for attachment to the roof of a vehicle.

Abstract: An oven configured for drying a container. The oven includes a housing defining an interior space including a supply chamber and a return chamber. A conveyor is configured for movement within a portion of the interior space of the housing defined by a plurality of semi-circular shaped duct sections connected at each end of the semi-circular shaped duct sections to a straight duct section. Each duct section includes two side walls coupled to a back wall defining a continuous U-shaped duct path through which the conveyor moves. The oven is further configured to provide a temperature difference between any two points within the interior space of the oven housing controlled to plus or minus two degrees Fahrenheit, by a uniform air flow throughout the oven. The uniform air flow is facilitated by the sizing and spacing of various circular orifices and slotted orifices in the continuous duct path.

Abstract: A cooling module including a first heat exchanger cooling a first heat exchange medium, a second heat exchanger cooling a second heat exchange medium, a third heat exchanger cooling a third heat exchange medium, and a fan and shroud assembly arranged in parallel in an air flow direction, wherein a flow of the first heat exchange medium inside first tubes forming the first heat exchanger is perpendicular to a flow of the second heat exchange medium inside second tubes forming the second heat exchanger and parallel with a flow of the third heat exchange medium inside third tubes forming the third heat exchanger. The cooling module capable of sufficiently securing the first heat exchange medium condensing performance, the third heat exchange medium cooling performance, and the second heat exchange medium cooling performance and being miniaturized.

Abstract: An upper suction port is formed in a main-body upper part of an air-conditioning apparatus main body, a suction opening part is formed in a front grill disposed on a main-body front face of the air-conditioning apparatus, a suction opening whose opening is directed upward is formed by consecutively providing an air guide wall inclined downward inside the main body on the upper edge of the suction opening, and the suction opening is located between a part, in the main-body height direction, lower than a straight line passing through a rotation center of an impeller and a closest contact point between the impeller and a front-face heat exchanger and a part, in the main-body height direction, higher than a straight line parallel with the straight line and passing through the impeller and a tongue part of a stabilizer.

Abstract: A heat exchanging apparatus comprises a first heat exchanger, oil cooler, arranged to allow ambient air to pass therethrough and a second heat exchanger, radiator, adjacent the first heat exchanger and arranged to allow air exiting the first heat exchanger to pass therethrough. The apparatus further comprises a third heat exchanger comprising two or more interconnected heat exchanging cores, charge air coolers. Each core is arranged to allow ambient air to pass therethrough.

Abstract: An outdoor machine of an air conditioner includes a fan motor mount including a fan motor support plate, and a top plate. The fan motor support plate is formed with: a plurality of props; a prop horizontal plane; a prop front plane; a fitting portion, which is provided on the prop horizontal plane and fitted to a rear end of the top plate; and a first screw hole, which is provided on the prop front plane to fix the top plate. The top plate is formed with: a screw fixing piece, which has a shape parallel to the prop front plane and is provided with a second screw hole corresponding the first screw hole. The fitting portion is fitted to the rear end of the top plate, and the screw fixing piece is located on the front side of the prop front plane.

Abstract: An air conditioning apparatus is provided with an air plenum in fluid communication with an air inlet and an air outlet. A fan moves air through the air plenum. An interchangeable air conditioning core is removably installed within the air plenum and interposed between the air inlet and air outlet such that air moving along an air pathway is forced to proceed through the interchangeable air conditioning core.

Abstract: There is provided an indoor unit for an air conditioning device that can increase strength of a casing of the indoor unit and increase stability of the indoor unit, and promote cooling of an electric component. The indoor unit for the air conditioning device includes a casing formed with an intake port of air in a lower portion thereof, and formed with an exhaust port of the air in an upper portion thereof, a fan arranged inside the casing, and generating an air flow flowing from the intake port to the exhaust port, a heat exchanging device arranged below the fan inside the casing to exchange heat with the air taken into the casing from the intake port, and an electric component case provided at a position adjacent to a lateral side of the fan in a circulation space of the air in the casing and configured as a strengthening member of the casing.

Abstract: A centrifugal blower for an air conditioner may include a centrifugal fan rotatably coupled to a motor, and a bell mouth guiding air into the centrifugal fan. The centrifugal fan may include a hub fixed to a rotary shaft of the motor, a main plate provided at an outer circumferential surface of the hub, a shroud having a suction opening surrounding the rotary shaft, the shroud positioned opposite the main plate to define a main gas flow path, and a plurality of wings arranged along the circumferential direction of the suction opening between the main plate and the shroud. A rear axial end portion of the bell mouth may be inserted into the shroud through the suction opening so as to form a predetermined radial gap with the suction opening. The rear portion of the bell mouth may include a plurality of alternately formed protruding portions and recessed portions, with the protruding portions and the recessed portions inserted into the shroud.

Abstract: A heat dissipating module includes a heat dissipating unit and a fan unit. The heat dissipating unit includes a plurality of heat dissipating fins sequentially stacked on top of one another. Each of the heat dissipating fins has a first end portion and a second end portion. The first end portion of each heat dissipating fin is divided into a first inclined airflow-guiding section and a second inclined airflow-guiding section, the first inclined airflow-guiding section of the first end portion of each heat dissipating fin is bent downward and slantwise, and the second inclined airflow-guiding section of the first end portion of each heat dissipating fin is bent upward and slantwise. The fan unit includes at least one fan adjacent to the heat dissipating unit for facing the first inclined airflow-guiding section and the second inclined airflow-guiding section of the first end portion of each heat dissipating fin.

Abstract: An electric equipment includes: an electric component box; a control board accommodated in the electric component box and provided thereon with a heat-generating electric component; a heat sink thermally connected with the electric component; and a sheet material provided between the electric component box and the control board, wherein the sheet material is made of an elastic material and provided with an opening section through which the heat sink projects outward, the opening section is provided with a convex section formed integrally with the sheet material and configured to be elastically deformed to engage the sheet material with the heat sink, and the electric component box is provided with a heat sink hole through which the heat sink and the convex section project outward of the electric component box. An air conditioner is provided with such electric equipment.

Abstract: Provided are a wind-visor and an air conditioner including the same. The air conditioner includes a main body including a blower fan generating an air flow and a heat exchanger that is heat-exchanged with air flowing by the blower fan, a front panel including a suction hole through which the air introduced into the blower fan is suctioned and a discharge hole through which the air heat-exchanged in the heat exchanger is discharged, and a wind-visor detachably disposed on a side of the discharge hole.

Abstract: Aspects of the disclosure relate generally to active cooling or removing heat generated by a processor in a computing device. More specifically, a cooling system in a computing device may include a heatpipe which moves the heat through a fin pack and out an exhaust vent. The fin packs described herein may include a blade at the exit end of the fin pack. The blade is oriented between the end wall of a computing device and the exit of the fin pack. The blade both keeps the air creating hot spots at the surface of the computing device and provides additional surface area for moving heat away from the heat pipe. The blade may have different configurations, for example, a generally rectangular shape or an arced-shape.

Abstract: A cooling device includes a heat dissipating unit that is in contact with an object to be cooled and dissipates heat, and an air blowing unit that takes therein air and blows the air to the heat dissipating unit. The heat dissipating unit includes a first stage portion and a second stage portion that have a difference in level therebetween. The air blowing unit includes a first inlet port that takes therein air from outside, and an outlet port that exhausts the taken-in air. The first inlet port faces the first stage portion, and the outlet port faces the second stage portion.

Abstract: A cooling structure includes: a heat releasing unit configured to include a plurality of fins and to release heat by contacting a first cooling target; and an air blowing unit configured to blow air to the heat releasing unit, wherein the heat releasing unit includes a first region and a second region in which intervals of the fins are smaller than those of the first region, and a second cooling target that is different from the first cooling target is positioned downstream relative to the first region in a flow path of the air, and the air that has passed through the first region blows on the second cooling target.

Abstract: An air heat exchanger comprising a front-end heat exchanger (101), a fan (8), a ventilating duct (11), a back-end heat exchanger (102), a fan power source (20) and a fan drive shaft (7), wherein the front-end heat exchanger (101) and the back-end heat exchanger(102) are connected in series by a heat exchanger connecting tube (105); the front-end heat exchanger (101) and the back-end heat exchanger (102) can each consist of one or more overlaid heat exchange units, respectively arranged upstream and downstream of a fan channel; the fan (8) is set up inside the ventilating duct (11) of the heat exchanger, adopting two-process cross-flow and counterflow heat exchange. The air heat exchanger features a simple structure, mature technology, high heat exchange efficiency, a compact structure and a fan with low power consumption and a low noise level, and of low cost.

Abstract: A modular cooling unit is configured with a heat exchanger having a tunnel port extending at least part way through the core of the heat exchanger. A cooling fan motor is mounted within the tunnel port, so as to minimize the overall length of the cooling unit.

Abstract: A server cooling device is described that includes an enclosure defining an interior space and at least one server rack port configured to engage a rack such that one or more rack mounted units installed in the rack interface with the interior space. The server cooling device also includes a mixing chamber including one or more cooling coils that is connected to the interior space defined by the enclosure.

Abstract: A furnace has a primary heat exchanger tube, a secondary heat exchanger comprising a plurality of secondary heat exchanger tubes, a hot header configured to provide a fluid flow path between an output of the primary heat exchanger tube to an input of the secondary heat exchanger, and a perforated fluid flow plate disposed at least partially within the hot header.

Abstract: Provided is an indoor unit for an air conditioner. The indoor unit for the air conditioner includes a case having at least one suction hole, a heat exchanger disposed at a side of the suction hole, a fan rotatably disposed at a discharge side of the heat exchanger, a front panel coupled to a front portion of the case, the front panel including a discharge part, a discharge panel disposed on the discharge part, and a guide device disposed to surround the fan, the guide device having a curved surface for guiding air discharged from the fan to the guide part.

Abstract: A fan motor driving device driven based on a pair of out-of-phase Hall signals may include a first driving portion, configured to (i) amplify a difference of the pair of the Hall signals with a first polarity and generate a first control signal, and (ii) switch between a driving status and a regeneration status; a second driving portion, configured to (i) amplify the difference of the pair of the Hall signals with a second polarity, and generate a second control signal, and (ii) switch between a driving status and a regeneration status; and a regeneration controller, controlling statuses of the first driving portion and the second driving portion, respectively.

Abstract: A heat sink wind guide structure and a thermal module thereof. The heat sink wind guide structure includes a heat sink having multiple radiating fins and a wind incoming side. Each two adjacent radiating fins define therebetween a heat dissipation flow way in communication with the wind incoming side. The radiating fins include a first radiating fin and a second radiating fin, which are respectively positioned on two opposite outer sides of the heat sink. The first radiating fin has a first extension end and the second radiating fin has a second extension end. The heat sink is assembled with a fan to form the thermal module. By means of the first and second extension ends, the heat of the heat sink can be dissipated quickly and the heat dissipation airflow can be exhausted from many sides of the heat sink to greatly enhance heat dissipation efficiency.

Abstract: A fan module employed in an electronic device includes a base seat, a fan, a heat conducting tube and a covering plate. The base seat is made of polymer thermal conductive materials, and includes a bottom plate and a “U” shaped sidewall. The bottom plate includes a receiving portion and a heat sink portion. The sidewall surrounds the receiving portion to form a mounting groove and surrounds opposite sides of the heat sink portion to form a heat dissipation opening communicating with the mounting groove. The fan is rotatably mounted on the receiving portion and is received in the mounting groove. The heat conducting tube is embedded to a side of the base seat opposite to the fan. The covering plate is secured to the sidewall and covering the fan. The present disclosure further provides a base seat of the fan module.

Abstract: A heat dissipating system including a casing body, a heat source and a piezoelectric fan is provided. The casing body includes an upper casing and a bottom case, wherein at least one of the upper casing and the bottom casing includes at least one air inlet. The heat source and the piezoelectric fan are both disposed in the casing body. The piezoelectric fan has an opening facing the heat source while the air inlet is adjacent to the opening. Air is adsorbed into the opening through the air inlet and is exhausted out towards a direction of the heat source by the piezoelectric fan.

Abstract: A fan coil unit is provided including a cabinet formed from a plurality of panels. A fan assembly is configured to circulate air through the cabinet. A heat exchanger assembly is positioned within the cabinet. The heat exchanger assembly includes at least one heat exchanger coil arranged in a heat transfer relationship with the air circulating through the cabinet. An inner surface of at least one of the plurality of panels is partially lined with an elastomeric foam insulation so that the air circulating through the cabinet does not contact the portion of the at least one panel lined with the elastomeric foam insulation.