Abstract: A cooling air supply system for an aircraft is configured to supply cooling air from the surroundings of the aircraft to at least two devices requiring cooling air (38, 44, 56) within the aircraft. The cooling air supply system includes an air inlet, an air channel communicating with the air inlet, and an air distribution device for the distribution of air from the air channel to the at least two devices requiring cooling air. The air inlet is sized to provide sufficient air flow to accommodate a maximum cooling air requirement of the at least two devices requiring cooling air.

Abstract: The invention relates to a heat exchanger (or a motor vehicle, comprising a first flow path (1) with a number of flow conduits (6) for conducting a fluid to be cooled, a deflection region (13), situated downstream of the first flow path (1) and a second flow path (2), situated downstream ol the deflection region (13). According to the invention, the flow conduits (6) of the first flow path (1) continue in the deflection region (13) and the second (low path (2) as continuous separate flow conduits (6). The invention also relates to a flow conduit (41, 41?, 61, 61?, 71, 71?, 81, 81?, 91, 91?) for a heat exchanger (30,40) for exchanging heat between a first fluid (31) and a second fluid (33). The aim of the invention is to guarantee an improved transfer of heat with a simultaneous acceptable pressure drop, whilst reducing the blocking risk.

Abstract: A front end structure for a vehicle includes a fascia member defining a forward end of a engine compartment and a radiator disposed in the engine compartment rearwardly spaced from the fascia member. The front end structure further includes a duct member receiving airflow from an opening in the fascia member and directing the airflow to a location adjacent the radiator for restricting airflow around the radiator.

Abstract: A cooler device for a motor vehicle includes a radiator liquid cooler with a first cooler element for cooling radiator liquid for the motor vehicle's combustion engine, a charge air cooler with a second cooler element for cooling of charge air for the combustion engine, the first and the second cooler elements extending substantially parallel and side by side, with a narrow space between the cooler elements. A screening device in the space between the cooler elements regulates the air flow through the elements. A control mechanism switches the screening device to and fro between an open position in which the screening device does not, or at least does not appreciably, limit the air flow through the cooler elements, and a closed position in which the screening device limits the air flow through the cooler elements.

Abstract: A variable-bias shutter system for controlling an airstream through an entryway includes a plurality of louvers. Each louver has a pivot axis and a louver face that includes a first portion arranged to one side and a second portion arranged to the other side of the respective pivot axis. The shutter system also includes a mechanism configured to select a position for the shutter system by rotating in tandem each of the plurality of louvers about the respective pivot axis. An area of the first portion that is exposed to the airstream is smaller than an area of the second portion when the shutter system is substantially closed. Additionally, the area of the first portion that is exposed to the airstream is larger than the area of the second portion when the shutter system is not closed. A vehicle employing the variable-bias shutter system is also disclosed.

Abstract: In an evaporator that constitutes part of a vehicular air conditioning apparatus, first fins having louvers therein are arranged between first and second tubes. Together therewith, a second fin, which does not have any louvers therein, is provided at a boundary portion between a first cooling section, which faces toward a first front passage through which air from a first blower unit flows, and a second cooling section, which faces toward a first rear passage through which air from a second blower unit flows. In addition, air is supplied to the interior of a casing from the first blower unit and is cooled by the first cooling section, which is partitioned by the second fin, whereas air supplied from the second blower unit passes through the second cooling section, which is partitioned from the first cooling section by the second fin.

Abstract: A pulsed-jet active flowfield control actuation system enhances the rate of heat transfer and heat removal in a heat exchanger for better management of thermal loads. The pulsed jet actuators impart an unsteady component of velocity to the working fluid of the heat exchanger. This design increases the convective heat transfer, and avoids increases in heat exchanger volume and weight for a given performance value.

Abstract: A fluid flow diverter is provided in a standard rectangular header of a keel cooler for optimizing the coolant flow towards both the interior tubes and also towards the exterior tubes of the keel cooler. The improvement enhances the internal coolant flow and subsequent heat transfer efficiency similar to what has been realized with a non-rectangular header, for example, a header with a beveled wall.

Abstract: A motorcycle has a heat exchanger adapted to be installed on the motorcycle in a substantially horizontal orientation. Also, the heat exchanger is adapted to be installed on the motorcycle beneath the engine, crankcase, oil pan and/or gearbox without substantial vertical orientation and not attached to the engine. Preferably, the heat exchanger is made with finned tubular core elements. At the location under the motorcycle, the thinness of the heat exchanger is important, so preferably it is made with thin hollow plates. The heat exchanger is installed in a suspended manner beneath the motorcycle, so that cooling air may pass effectively over its top and bottom surfaces. Preferably, the heat exchanger is an oil intercooler.

Abstract: An adjustable radiator grill arrangement for a motor vehicle comprises at least one air channel, through which an air flow for the incident flow of a radiator can be guided. The grill arrangement has a first grill element and a second grill element, which are moveable relative to one another, in order to open or to close the air channel. The first grill element comprises a closing edge, which is disposed at a distance from a counter-edge when the air channel is opened and adjacent to the counteredge when the air channel is closed. The first grill element comprises an elastically deformable closing element, which forms the closing edge.

Abstract: A vehicle including a vehicle body, an air conditioning unit, and a fairing. The vehicle body includes a roof having a front portion and a rear portion. The air conditioning unit is disposed within the vehicle body and includes a condenser configured to receive air from outside the vehicle body through an opening in the rear portion of the roof. The fairing is disposed over the rear portion of the roof and the opening thereby defining an interior volume between the fairing and the rear portion of the roof. The fairing includes a leading portion oriented toward the front portion of the roof. The leading portion has an air inlet such that when the vehicle moves in a forward direction air from outside the vehicle body enters the interior volume through the air inlet, passes through the opening, and passes through the condenser.

Abstract: The invention relates to a heat exchange block (1) for a motor vehicle, including at least one heat exchanger (2, 3, 4), wherein said block (1) is intended to be disposed behind a front grille (6) of a vehicle and to be traversed by air originating from an opening in the grille. The block comprises a group of louvres (13) that can move between an open position and a closed position in order to modulate the flow of air (A) passing through the heat exchanger (2, 3, 4) and a channel (9) that can be disposed between the opening in the grille and the heat exchange block (1). The invention is suitable for any motor vehicle, but, in particular, hybrid and electric vehicles.

Abstract: Disclosed is a radiator cooling structure for cooling a radiator of a water-cooled power unit mounted on a small vehicle and disposed on a laterally outer side of the small vehicle, which radiator cooling structure improves the efficiency of cooling an internal combustion engine by using a head wind. The radiator is provided with a radiator cover having a louver for guiding cooling air to the radiator. The louver is formed such that a rear part thereof is more protruded laterally outward than a front part thereof. The louver of the radiator cover has parallel slats tilting forward, and a lower body cover is provided with a cooling air intake opening capable of guiding a head wind toward the louver positioned obliquely above and rearward of the cooling air intake opening.

Abstract: An air-conditioning system of an electric car has an air-conditioning unit which is configured to perform air-conditioning in a passenger compartment by heater/cooler operation, a setting panel configured to set a target temperature of the passenger compartment, and a control unit which is connected to the air-conditioning unit and setting panel, and has different control of heater operation of the air-conditioning unit, wherein the control unit is configured to select controls of heater operation based on a vehicle speed v.

Abstract: A vehicle transmission fluid cooler system includes a transmission fluid cooler and an airflow ducting assembly engaged therewith. The airflow ducting assembly is provided to increase the amount of airflow directed toward the transmission fluid cooler so as to improve the cooling performance thereof, and includes a dam member, a duct member, and air guides. The duct member forms a passage communicating an airflow inlet opening with an airflow outlet opening. The dam member operates to scoop and direct airflow into the airflow inlet opening, and the air guides cooperate with the dam member to increase the amount of airflow scooped by the dam member which is directed into the airflow inlet opening. The airflow outlet opening is positioned to direct the airflow which has passed through the duct member to the transmission fluid cooler.

Abstract: A vehicle has a driving apparatus that includes at least one propulsion device, a driving device that applies a force and/or a torque to the propulsion device, and an energy conversion device that receives energy from the driving device. A first energy storage device that stores energy is also included. The driving apparatus assumes a first operating state where a force and/or a torque is applied to the propulsion device by the driving device or a second operating state in which a force and/or a torque are applied to the driving device by the propulsion device. Under predefined conditions, a second energy storage device supplies energy to at least one driving device and the first energy storage device supplies energy to the second energy storage device.

Abstract: A method to store energy, the method comprising: (b) providing a phase change material, having a melting point of at least 500° C., in a container; (c) heating the phase change material to cause at least a portion thereof to melt and so store heat therein; (d) storing the phase change material for a period of time being at least one minute; (e) using at least a portion of heat from the phase change material as a power source; (e) moving the container and the phase change material from a first location to a second location, the first and second locations being spaced apart by at least 10 metres. Embodiments of the invention may be used for a variety of purposes, such as for vehicle propulsion, oil well stimulation and recovery of crude oil from sunken tankers. A vehicle may be moved to a location proximate to where the power source is required which is more convenient and indeed allows steam to be supplied in areas which where hitherto not possible.

Abstract: A cooling apparatus for a vehicle includes a cooling module connected to the cooling apparatus through a cooling line to cool a driving system. The cooling module includes, according to the amount of heat transfer and operation temperature, an aircon condenser disposed behind of a radiator grill. A radiator for an electromotive device is disposed in parallel under the aircon condenser behind of a bumper hole through which a large amount of outside air is introduced. A radiator for a stack is disposed behind of the aircon condenser, and a radiator for an electromotive device is disposed in parallel. A cooling fan is disposed behind of the radiator for a stack. The cooling apparatus includes an air guide unit mounted in front of the aircon condenser and the radiator for an electromotive device, the air guide unit preventing the bypassing of outside air introduced during operation of a vehicle while distributing and introducing the outside air.

Abstract: Disclosed is a vehicle equipped with air-filled tires, wherein heating of the air-filled tires during driving is minimized, and the durability of said tires is increased. Either many dimples are formed on the outside surface of at least one sidewall of the air-filled tires, or at least part of the outside surface of the sidewalls is formed using a good-thermal-conductivity rubber having a thermal conductivity of at least 0.40 W/(m·K). The vehicle is also provided with a cooling device that blows a gas that cools the air-filled tires from the outside.

Abstract: A heat exchange system for use in fluid operated equipment to provide air and working fluid heat exchanges to cool the working fluid in airstreams on a stream side of a wall. An actuator is mounted to be substantially located on a side of the wall opposite the stream side thereof having a positionable motion effector. A heat exchanger core having a plurality of passageway structures therein to enable providing the working fluid to, and removal therefrom. The heat exchanger core is mounted on the motion effector so as to be extendable and retractable thereby through the opening for selected distances into that region to be occupied by the airstreams.

Abstract: A vehicle, such as a motorcycle or ATV, includes a frame, an internal combustion engine, a radiator, a control module and a heat guard. The radiator is configured for receiving fresh air and for expelling heated air. The control module includes an engine control unit for the internal combustion engine. At least a portion of the heat guard is positioned adjacent to and between the radiator and the control module. The heat guard is configured to deflect at least a portion of the heated air expelled by the radiator from contacting the control module. The heat guard is also configured for receiving fresh air for cooling the heat guard to reduce radiation of heat from the heat guard to the control module.

Abstract: An integrated charge air heat exchanger for use in a vehicle fuel cell system is provided. The integrated charge air heat exchanger includes a plurality of coolant conduits adapted for a coolant fluid to flow therethrough. The integrated charge air heat exchanger further includes a plurality of heating elements and a plurality of fin elements. One heating element is disposed on a first surface of each of the coolant conduits, and one of the fin elements is disposed on a second surface of each of the coolant conduits. A method for heating the coolant fluid in a first operational mode and cooling a charge air stream in a second operational mode is also provided.

Abstract: A cooling module is provided for motor vehicles with a plurality of modular elements. At least one first modular element is provided for the arrangement in a deformation region of the motor vehicle and at least one second modular element is also arranged. The at least one first modular element is displaceable relative to the at least one second modular element.

Abstract: An embodiment of a high-performance car having a car body; at least one member for cooling; at least one cooling duct extending between an inlet opening and an outlet opening, both formed through the car body, to conduct outside cooling air through the member for cooling; and at least one blow duct which terminates at a blow opening, formed through the car body, to direct an air jet which interacts with the airflow about the car body to alter the streamline configuration of the car; the blow duct originates at an initial portion of the cooling duct, upstream from the member for cooling, and has a deflecting device which can be activated to divert at least part of the air in the cooling duct to the blow duct.

Abstract: Embodiments disclosed herein relate to a cooling system for a motor vehicle. One embodiment comprises a visor apparatus that includes an exterior visor having an inner face, and an opposite outer face, and a heat exchanger attached to the inner face of the exterior visor. The heat exchanger has an inlet and an outlet. An exchange bed is in fluid communication with the inlet and the outlet. A cooling system circuit is located within the motor vehicle and is in fluid communication with the inlet and the outlet.

Abstract: A heat exchanger comprising a main heat exchange housing, a cooling air inlet line and a hot air inlet line to bring a cooling airflow and a hot airflow in the main housing. A heat pre-exchanger is disposed upstream from the main housing, the heat pre-exchanger being able to be crossed by the cooling airflow and the hot airflow prior to the main housing. The invention also relates to a propulsion unit and an aircraft comprising such a heat exchanger.

Abstract: An aircraft which is configured for vertically ascending and landing, includes at least two wings (2a, 2b, 4a, 51, 4b, 52), a space (2c, 4c) for the generating during operation of climbing power, and an intermediate portion (3), the intermediate portion (3) being provided with thrust motors (6), and the space (2c, 4c) for the generating during operation of climbing power being provided with a quantity of lifting power units (HV). Each lifting power unit includes a first variable volume (V1) for the storage of an amount of relatively light gas which is lighter than atmospheric air, and is configured for the controllable adjustment of an upward force or lifting power by the variable volume taken up by the amount of relatively light gas.

Abstract: A coolant pumping system for a mobile electronic system includes a coolant reservoir containing a coolant, a heat exchanger member fluidly connected to the coolant reservoir, and a mass moveably mounted to the mobile electronic system. The mass is moved along at least one axis in response to at least one of accelerations and orientation changes of the mobile electronic system. The coolant system further includes a force transfer member operatively connected between the mass and the coolant reservoir. The force transfer member urges the coolant from the coolant reservoir through the heat exchanger member in response to movements of the mass.

Abstract: The invention concerns a cooler assembly for a vehicle cooling system, with a cooling unit pivotally attached to a retaining element. The retaining element is slidable in a lengthwise direction along a guide element which is attached to the cooling system, so that the cooling unit can be moved from an operating position by sliding and subsequent pivoting into a maintenance and cleaning position.

Abstract: The invention relates to a system (1) for the heating, ventilation, and/or air conditioning of a motor vehicle passenger compartment. Said system (1) comprises at least one heat exchanger (6, 7) through which there flows a heat-transfer fluid FC. Said system (1) is equipped with at least one means (13) for pumping the heat-transfer fluid FC at a flow rate of between 40 l/h and 200 l/h, in such a way that a temperature difference of the heat-transfer fluid FC between an outlet (9, 10) and an inlet (11, 12) of the heat exchanger (6, 7) is greater than 45° C.

Abstract: A system, kit, and service method for exhaust gas recirculation cooling are described. In one example, a removable cooling system for an engine, the engine in a vehicle car body, the system comprising: a removable package including a first exhaust gas recirculation cooler, a second exhaust gas recirculation cooler, and a third exhaust gas recirculation cooler, the first, second, and third coolers coupled together in series, where the removable package is located at a top of the vehicle car body and where the removable package is removably coupled to the vehicle as a unit.

Abstract: A method of operating an engine having exhaust gas recirculation from an exhaust manifold of the engine to an intake manifold of the engine, the engine in a locomotive or other vehicle car body, the engine further having an intake system turbocharger with an air-cooled intercooler, the method including cooling the exhaust gas recirculation via a first airflow generated by car body motion, cooling compressed engine induction air in the air-cooled intercooler via a second airflow, and cooling the exhaust gas recirculation via the second airflow.

Abstract: A cooling system is provided having a first heat exchanger configured to remove heat from at least a portion of a first fluid and a second heat exchanger configured to remove heat from a portion of a second fluid. The second heat exchanger is located downstream of the first heat exchanger relative to the flow of air passing through the first heat exchanger so that a substantial portion of the air passing through the first heat exchanger also passes through the second heat exchanger. The cooling system also has a valve located to regulate the flow of the second fluid through the second heat exchanger. The cooling system further has a controller configured to actuate the valve to restrict the flow of the second fluid through the second heat exchanger when the first heat exchanger is removing heat from the first fluid.

Abstract: A cooling apparatus for a fuel cell powered vehicle includes a first cooling passage for providing cooling water between a fuel cell and a first radiator and a second cooling passage for providing cooling water between electric apparatuses other than the fuel cell and a second radiator. The first radiator is arranged behind a front bumper and in a center portion in a vehicle width direction, a pair of radiators constructing the second radiator are arranged in side portions in the vehicle width direction from the first radiator and in a space surrounded by curved portions of the front bumper. When the vehicle is viewed from an upper direction, each second radiator is curved along an inner surface of the front bumper, and inner edge portions of the second radiators are coupled by a cooling water piping.

Abstract: An apparatus includes a foam metal panel heat exchanger core positioned in a duct, an inlet flow passage for directing a first fluid to the heat exchanger core, and an exit flow passage for directing the first fluid from the heat exchanger core, wherein the inlet flow passage is tapered relative to an inlet face of the heat exchanger core and the exit flow passage is tapered relative to an outlet face of the heat exchanger core. The first fluid has a substantially uniform flow distribution through the core. The inlet and exit flow passages can be adjacent to each other. The core can be formed of a compressed foam.

Abstract: A vehicle including an under body air management system includes a frame having first and second parallel, longitudinally extending frame members, rear wheel brakes, first and second ducts adapted to be mounted on frame members of the vehicle, an air inlet fixture mounted on the first end of each of the ducts, the inlet fixtures configured to conduct air into the ducts, the inlet fixtures adapted for mounting toward the forward end of the car to receive air therethough as the car travels in a forward direction and an air outlet fixture mounted at a second end of each of the ducts, each of the outlet fixture configured to direct air from each of the ducts against rear wheel brakes of the vehicle.

Abstract: A motorcycle fluid cooler assembly includes a heat exchanger and a mounting member coupled to the heat exchanger. The mounting member is adapted for mounting the heat exchanger to a first footrest mounting point of a motorcycle frame so that the heat exchanger transversely extends externally to the motorcycle frame when mounted. Fluid ports are coupled to the heat exchanger, and a footrest member is coupled to the heat exchanger. The footrest member is positioned as a rider footrest when the heat exchanger is mounted.

Abstract: The invention provides a system for capturing waste heat from a heat source via an air cooled radiator to heat a container of windshield washer fluid in a motor vehicle. The system's components include a radiator, means to induce air flow through the radiator, and a shroud assembly for mounting a windshield washer fluid container downdraft of the radiator. The shroud assembly includes a radiator shroud that is adapted to mount onto the radiator to define a plenum for receiving heated air and a windshield washer fluid container. The windshield washer fluid container may be formed with the radiator shroud as a single integral unit. On the container surface is a heat conductive element that is in direct contact with both the heated air flow and windshield washer fluid.

Abstract: To enable immediate and easy-to-understand confirmation of heat-dissipation capability only by entering shape data of a radiator without switching screens. Shape data input sections and a shape display section for a radiator, and a graph display section which displays the calculated result as a graph are adapted to be displayed on the identical screen of the screen device. The pattern diagram of a radiator shape and the result of heat-dissipation capability can be seen on the graph simultaneously only by entering the shape data of the radiator without switching the screen.

Abstract: An aircraft fluid cooling system has an air heat exchanger passed by this fluid, the air heat exchanger including a structure for introduction of air and an air exhaust. The air heat exchanger is installed in a housing located in a flap guide rail fairing connected to one wing of the aircraft. The structure for introduction of air in the air heat exchanger is connected to an air inlet crossing an outer surface of the flap guide rail fairing and an air exhaust of the air heat exchanger is connected to an air output opening outside the outer surface such that air outside the aircraft passes this air heat exchanger to cool the fluid.

Abstract: For use in warming a rider on a motorcycle having a heat-producing engine, a portable heat transfer system and method of warmth. The system includes an air blower having an air inlet and an air outlet and being adapted to be positioned and secured preferably behind the engine in an area of heated air build-up beneath a rider seat where heat as a byproduct of engine operation accumulates. The air blower is connectable to an electric power source of the motorcycle to operate the air blower. An elongated flexible air transfer conduit is connectable at one end thereof to the air outlet of the air blower while an air outlet nozzle is connected to another end of the conduit. The outlet nozzle is adapted in size and shape to be inserted and held beneath a conventional upper torso garment worn by the rider whereby warmed air is drawn into the conduct from the area of heated air build-up by the air blower is discharged from the nozzle beneath the upper torso garment to warm the rider.

Abstract: Mechanisms are described for selectively closing grille and/or bumper openings. These mechanisms may be operated in response to one or more vehicle parameters. Closure mechanism control signals may be delivered to such mechanisms along a vehicle databus. In addition, vehicle parameters used in determining the control of such mechanisms may be sensed and provided along the databus to a controller which then processes the parameter information for determining whether to open or close the vehicle grille closing mechanism and/or the vehicle bumper opening closing mechanism.

Abstract: A keel cooler having a standard header with an internal beveled bottom wall, with orifices on the inner wall of the exterior tubes extending into the header, the orifices being in the natural flow path of the coolant flow. The orifices are sufficiently large so as not to restrict the flow of coolant. A fluid flow diverter is additionally provided in the header of the keel cooler for facilitating coolant flow towards both the interior tubes and also towards the exterior tubes.

Abstract: An oil cooler for a motorcycle includes a heat exchanger residing within a primary drive between an engine pulley and a clutch pulley. A fan within the primary drive pushes or pulls air through the heat exchanger. The fan may be electrically or mechanically operated and mounted to one of a base plate or a cover plate of the primary drive. Alternatively, the fan may be formed as a mechanical portion of one of the primary drive components. Vectoring blades may assist in directing an air flow within the primary drive to the heat exchanger, and vents may be formed in the cover plate for air intake and/or exhaust.

Abstract: A heat exchanger is disclosed for the exhaust gas train of a motor vehicle. The heat exchanger includes a bundle of separately formed exhaust gas carrying exchanger tubes that is disposed in a closed housing formed separately, a coolant flowing through the housing and around the outside of the exchanger tubes. A bandage is disposed on the bundle of exchanger tubes mechanically connecting a plurality of the exchanger tubes to militate against an oscillation of the exchanger tubes.

Abstract: A mounting member for mounting a radiator assembly on a motorcycle. The mounting member includes a central portion including a mounting location configured to be attached to a rigid structure of the motorcycle. The mounting member further includes first and second resilient legs extending outwardly from the central portion and including respective mounting locations configured to be attached to the radiator assembly. The mounting member is part of a resilient mounting arrangement for mounting the radiator assembly on the motorcycle.

Abstract: An air conditioning system for use in an over-the-road or off road vehicle provides operation during both engine on and engine off conditions. The system includes a variable speed compressor, a motor, and a controller. The controller receives electric power from the vehicle's electric power generation system when the engine is on to enable operation of the compressor during an engine on condition. When the engine is off, the controller receives electric power from a battery to enable operation of the compressor during the engine off condition.

Abstract: A hydrogen fuel automobile has a heat medium passage through which a heat medium which can exchange heat with a drive portion and can be supplied to a heat medium pipe for a hydrogen tank flows. An air cooling apparatus has a compressor for compressing a refrigerant gas, a condenser, an evaporator and a refrigerant circuit. The hydrogen fuel automobile is provided with a bypass passage which branches from the refrigerant circuit so that expanded refrigerant liquid detours the evaporator so as to be drawn into the compressor. A switch portion can switch between a state where the refrigerant liquid passes through the evaporator so as to be drawn into the compressor and a state where the refrigerant liquid detours the evaporator so as to flow through the bypass passage. The hydrogen storage material cooling portion cools the hydrogen storage material in the hydrogen tank using the refrigerant liquid that flows through the bypass passage.

Abstract: A heat exchanger 1 comprises a heat exchange core 4 composed of heat exchange tubes 12 in groups 13 in the form of two rows arranged in parallel in the direction of flow of air through the exchanger, a refrigerant inlet header 5 disposed on the upper-end side of the tubes 12 and having one row of heat exchange tubes 12 joined thereto and a refrigerant outlet header 6 disposed in the rear of the inlet header 5 on the upper-end side of the tubes 12 and having the other row of heat exchange tubes 12 joined thereto. A cap 19 for closing an opening of the inlet header 5 at one end thereof is provided with a refrigerant inlet 37. The cap 19 has a lower edge defining the inlet 37 and provided with a guide 40 upwardly slanting inwardly of the inlet header 5.

Abstract: Heat exchanger systems for go-karts include a heat exchanger and a plenum that channels air to the heat exchanger to increase cooling efficiency while reducing drag. The plenum has an intake with an area less than a cross-sectional area of a portion of the plenum where the heat exchanger is located to allow velocity air pressure to decrease while increasing static air pressure. The plenum and heat exchanger may be located at various sites on the go-kart including in front of the driver position, beside the driver position, and behind the driver position. Additionally, a centrifugal fan may be included in the plenum to increase the velocity air pressure to overcome internal losses. Also, a plenum body portion may be included on the rear side of the heat exchanger to channel air away from the heat exchanger.