Abstract: A control apparatus for an internal combustion engine that includes an intercooler and an electrically driven water pump configured to circulate cooling water so as to flow through the intercooler is configured to calculate a required intercooler cooling efficiency ?req obtained by dividing a difference between a cooler inflow gas temperature Tgin and a cooler outflow gas temperature Tgout by a difference between the cooler inflow gas temperature Tgin and a cooling water temperature Tw. A required circulation flow rate Qwreq is calculated based on the required intercooler cooling efficiency ?req and a cooler passing-through gas flow rate G. The electrically driven water pump is driven so that a cooling water flow rate Qw approaches the required intercooler cooling efficiency ?req.

Abstract: A heat dissipation module, including a heat sink set, a first fan and a second fan disposed adjacent to each other on the heat sink set, is provided. A projection of an area covered by the first fan during rotation on a plane where the heat sink set is located partially overlaps with a projection of an area covered by the second fan during rotation on the plane where the heat sink set is located. A rotating direction of the first fan is different from a rotating direction of the second fan. A display card assembly including a display card and aforesaid heat dissipation module is further provided. An electronic device including a main board and aforesaid display card assembly is also provided.

Abstract: An air guide collects air from a grille located at the front of a vehicle engine compartment to a vertical radiator located in the engine compartment and which is fixed to a vehicle chassis. The air guide includes a main casing including an upper casing and a lower casing. The upper and lower casings include an opening toward the front to receive the air. The lower casing includes at least one substantially horizontal lower wall and two substantially vertical lateral walls. The lower casing axially and transversely abut the rear portion of the lower casing of the air guide relative to the chassis of the vehicle, at least in a lateral region of the lower casing, and a local structure for controlled preferred compression of the walls of the lower casing, at least in a lower portion of the lateral region of the lower casing.

Abstract: A hybrid forklift truck includes a truck assembly having a lift section, a drive section and a power supply compartment. A power module is received in the power supply compartment. The power module includes an energy storage compartment, a generator compartment, a fuel tank compartment and an energy storage device received in the energy storage compartment. A DC electric generator and cooperating internal combustion engine are received in the generator compartment. Further, the control system is provided for operating a forklift truck including the lift section and the drive section.

Abstract: The present disclosure relates to a support frame for a ventilation device for cooling a fluid which passes through a cooling circuit of a motor vehicle. The support frame comprises an opening, which is designed to receive a propeller, and a central support, which is positioned in a center of the opening. The central support is formed to receive a motor which activates the propeller, so as to generate a ventilation flow. The central support is attached through the opening to the support frame by retention arms. The retention arms extend according to a curved form, between the central support and a periphery of the opening.

Abstract: Provided are: a muffler that can suitably obtain an attenuation effect of a sound wave; and a muffling device including the same. The muffler is installed on a wall surface of a pipe conduit where a gas flows. The muffler includes: a front surface exposed to an inner surface of the pipe conduit; a bottom surface facing the front surface; and a side surface disposed between the front surface and the bottom surface and covering a space between the front surface and the bottom surface. The front surface is formed with a plurality of through-holes, and the number of through-holes arrayed in a gas flow direction is one or two, and the number thereof arrayed in a direction orthogonal to the gas flow direction is 10 or more.

Abstract: A radiator grille arrangement for a vehicle is disclosed. The grille arrangement has at least one support frame surrounding a primary air inlet, a number of closure flaps which are mounted for rotation around a flap rotation axis between a closed position and an open position, where flap levers are molded or formed on the closure flaps, the flap levers being operatively connected to a sliding bolt, and an actuating drive for positioning the closure flaps. A flap frame is provided for receiving the closure flaps, the sliding bolt and the actuating drive, where the flap frame is formed in two parts and is able to be attached to the support frame of a radiator shield in a non-positive, positive and/or firmly bonded manner.

Abstract: A cooling module is formed by stacking a condenser mounted in order to cool an engine of a vehicle and cool a refrigerant of an air conditioner, an electronic radiator disposed below the condenser, an engine radiator, and a fan shroud assembly and capable of improving cooling performance of the electronic radiator by forming the engine radiator in only a region in which the condenser is formed or forming the engine radiator in a portion of a region in which the electronic radiator is formed as well as the region in which the condenser is formed, in a height direction and including an air guide installed at a portion corresponding to the electronic radiator below the engine radiator to allow air to be introduced toward the electronic radiator.

Abstract: A working vehicle includes a traveling machine body including a bottom plate on which a battery is placed and a radiator bracket for installing a radiator, and a stay. A first end of the stay is fixed at a region close to one side in a width direction of the bottom plate and a second end of the stay is fixed to a vertical frame on the other side in the width direction of the radiator bracket. The stay extends between the first end and the second end by being bent so as to surround one and upper sides of the battery.

Abstract: The invention relates to an air guide (10) particularly for a cooling module (12) of a front-end module (11) of a vehicle with an air guide body (20) which comprises an air inlet opening (21) and an air outlet opening (22) in order to guide air from the outside to the inside with regard to the vehicle. To this end, the invention provides that the air guide body (20) is configured from such a material (30) that the air guide body (20) can be transferred in the mounting state (I) and in the transport state (II) wherein the air guide body (20) assumes a significantly greater volume in the mounting state (I) than in the transporting state (II).

Abstract: A vehicle engine cooling arrangement including a fan, a radiator and a mounting plate. The plate provides a fan mounting surface and a radiator mounting surface so that the fan and radiator are in a spaced arrangement. The plate extends from under the fan at the front of the vehicle to under the radiator downstream of the fan and guides air from the fan to the radiator.

Abstract: There is disclosed a work vehicle having an openable/closable hood for covering an engine and a radiator mounted on a vehicle body frame, an air cleaner having an intake pipe and an elastic body for closing a gap present around the intake pipe. The elastic body includes a radiator side first elastic portion, a hood side second elastic portion and an engaging portion for engaging and retaining the second elastic portion to the first elastic portion. Under a closed state of the hood, the engaging portion maintains the second elastic portion under the engaged state, and the elastic body maintains the intake pipe at a predetermined position and closes the gap.

Abstract: An agricultural vehicle having a cooling system comprising a fan. The cooling system is housed in a bonnet of the vehicle. When the bonnet is closed it forms a part of a fan shroud of the fan and directs air in a direction parallel or substantially parallel to the longitudinal axis of the vehicle.

Abstract: An energy recovery system and method is provided for the compressor stage of a turbocharger during surge avoidance operation. The compressor stage includes a housing defining an inlet, an inlet chamber, a diffuser and a volute. A flow amplifier is provided in the compressor housing or in a separate element. If the compressor stage is operating near a surge condition, charge air from a system charge air source is routed to the flow amplifier which discharges the air substantially along the inner peripheral surface of the inlet chamber in a downstream direction relative to the air intake flow direction. The charge air is supplied in a substantially annular manner at an increased velocity such that at least a portion of the intake air flow is entrained by the charge air so as to increase the velocity of the air toward the compressor wheel and recovering energy of the charge air.

Abstract: A fan shroud and seal ring are assembled together to allow a condenser, radiator, and fan module (CRFM) to be vertically loaded into an engine compartment of a vehicle to be mounted to the vehicle chassis and engine with a fan stator. The fan shroud has a plurality of first attachment components, and the seal ring has a plurality of second attachment components, each of which corresponds to a first attachment component. Each first attachment component engages with a corresponding second attachment component to secure the seal ring to the fan shroud, such that the seal ring is positioned around at least a portion of the fan stator after the CRFM has been mounted and the assembly is in its final configuration.

Abstract: A valve (1), in particular a pressure regulating valve or a pressure limiting valve for controlling a pressure of a medium (3) that flows through the valve (1), includes a main stage (5) and a pilot stage (7) that actuates the main stage (5). The main stage is actuated against the effect of a restoring device (11) by an energizable actuating device (9). A pressure release stage (13) of the valve (1) has a surface area modification device (15).

Abstract: A work vehicle in which a cooling fan is arranged forward of an engine and an exhaust gas purification device is arranged rearward of the engine. An inlet-side exhaust passage connects an exhaust manifold and the exhaust gas purification device. An outlet-side exhaust passage connects the exhaust gas purification device and the exhaust end portion. A first exhaust passage is coupled to the exhaust gas purification device and passes over the exhaust gas purification device to reach beside a first end portion. A second exhaust passage is coupled to the first exhaust passage and extends in a transverse direction and below the exhaust gas purification device.

Abstract: A work vehicle includes an engine and a hood enclosure at least partially surrounding the engine. The hood enclosure may include a front grille and a secondary grille spaced apart from the front grille. The hood enclosure may also at least partially define an airflow compartment. The work vehicle may also include a heat exchanger disposed in the airflow compartment between the front grille and the engine and at least one cooling fan disposed in the airflow compartment between the heat exchanger and the engine. The at least one cooling fan may generally be configured to generate a reversible airflow within the airflow compartment between the front grille and the secondary grille.

Abstract: The invention relates to a method for improving strength and retention in the manufacture of paper. According to the invention, a composition containing microfibrillated cellulose is provided in a fiber suspension, and from 0.1 to 10 w-% of microfibrillated cellulose by mass of the fiber suspension is added to improve the strength and retention of the product to be formed. In addition, the invention relates to a corresponding paper product.

Abstract: A ventilation structure of an engine compartment that houses an engine and is adjacent to a cooling fan that supplies cooling air to a heat exchanger in a form of a radiator is provided. A ventilation structure of the engine compartment includes: an exterior cover with which the engine and the cooling fan are covered; and a ventilation duct that includes an inner surface of the exterior cover, in which a first end of the ventilation duct is open in the engine compartment while a second end of the ventilation duct intercommunicates with a surrounding area of the cooling fan.

Abstract: A system and method for cooling an internal combustion engine. In one embodiment of the invention a cooling system for an internal combustion engine is disclosed, comprising an engine; an intercooler for receiving combustion air from a turbocharger, the intercooler comprising an air-to-liquid heat exchanger for exchanging heat between the combustion air and a liquid coolant; an intercooler radiator; at least one engine coolant radiator; an expansion tank; an oil cooler; and at least one pump, wherein the dedicated fan is controlled by a temperature switch or controller and wherein the at least one engine coolant radiator and the intercooler radiator are located on opposite sides of the engine.

Abstract: Provided is an apparatus which is capable of excellently mixing exhaust gas discharged from an engine with exhaust air to thereby improve lowering of temperature of the exhaust gas and suppression of noise. The apparatus comprises: a duct provided beneath an engine and having an upper edge surrounding an exhaust air inlet; an exhaust-gas pipe having an intra-duct portion extend inside the duct in a direction approximately perpendicular to a flow direction of the exhaust air; and an exhaust-gas-pipe cover provided just above the intra-duct portion to protect the intra-duct portion from oil which can drop down from above.

Abstract: A wheel loader is provided with a top plate, a plate-like member, a diesel particulate filtering device, and a first duct. The top plate has a first outdoor air intake port. The plate-like member is disposed below the first outdoor air intake port. The diesel particulate filtering device is disposed below the plate-like member. A first end part of the first duct is positioned to the rear of the diesel particulate filtering device. A second end part of the first duct is positioned inside the cooling compartment. A connector is disposed in an air flow generated between a gap and the first end part.

Abstract: A fan unit for a heat exchanger of a vehicle, has a plate-like support structure or shroud which has a main opening defining a passage for a flow of air for ventilation of the heat exchanger, and an electric fan arranged to cause the flow of air. The fan has a drive motor and an impeller connected to the motor. The support structure or shroud has a top side intended to extend at a small distance from a horizontal cross-member of the heat exchanger or the vehicle, so that an interspace is defined between them. This top side of the support structure or shroud has a flexible sealing gasket which has a configuration such that, in the assembled operating condition of the fan unit, the gasket is able to close off the interspace.

Abstract: A convex fan shroud for use with an automotive engine cooling system having a fan and a fan-cooled, liquid-to-air radiator is disclosed. The convex fan shroud has an optimized shape that leads to high air flow rates through the radiator. The convex fan shroud includes a front frame that defines an air-intake opening, a convex top wall connected to the frame, a convex bottom wall connected to the frame, and a pair of opposed convex side walls connected to the frame and to the top and bottom walls. The interior surfaces of the walls are smooth. The convex walls define a barrel-shaped shroud body that includes a round engine-facing opening to accommodate the fan. In addition to generating a higher flow rate, the disclosed inventive concept for a smooth convex fan shroud is relatively low cost to produce and has a relatively high degree of rigidity.

Abstract: A cooling fan (12) generating a cooling air in a suctioning direction, a radiator (20) provided by facing the cooling fan (12) and cooling an engine coolant by passage of the cooling air, and an oil cooler (21) arranged in parallel with the radiator (20) so as to be in parallel with respect to a flow direction of the cooling air and cooling a hydraulic oil by passage of the cooling air are provided. On a suction side of the cooling air with respect to the radiator (20) and the oil cooler (21), a cooling-air adjusting member (26) for adjusting a ratio of a cooling air amount to be supplied to the radiator (20) and a cooling air amount to be supplied to the oil cooler (21) is provided.

Abstract: An electronic device includes a fan and a control device for controlling the fan. The control device includes a control unit, a first signal generation unit and a second signal generation unit each connected to the fan. The control unit has a first signal output terminal and a second signal output terminal. In use, the control unit first enables the first signal output terminal to generate a speed adjusting signal to control the fan. The control unit further detects whether a speed measurement signal is received from the fan, and enables the second signal output terminal to generate the speed adjusting signal to control the fan, if no speed measurement signal is received.

Abstract: A fan shroud includes a body portion and a barrel portion. The body portion and the barrel portion have a first side and a second side. The barrel portion is adjacent to the body portion and defines a cylindrical opening for a fan. The barrel portion and the body portion define a slot in the fan shroud designed to release excess air pressure from the shroud. The slot extends through at least one of the first side and the second side. Any number of slots of different shapes and sizes may be arranged on the fan shroud to reduce noise radiating from the fan shroud.

Abstract: A debris passage for a cooling box of a work vehicle. Airflow is provided into the cooling box from the exterior environment. A plurality of heat exchangers transfer heat into the airflow. The debris passage is defined between opposing heat exchangers to permit debris to pass from the airflow to the exterior of the cooling box. In one embodiment, the debris passage is underneath an air mover and is substantially vertical.

Abstract: This is a system and apparatus for precisely mounting a ring shroud to a motor vehicle cooling system and engine. A cooling fan subassembly is mounted to an engine and ring shroud subassembly containing fan braces that are mounted to the engine via mounting brackets. A mounting gap tool is inserted through apertures in the ring shroud to prescribe the radial and axial clearance between the ring shroud and the cooling fan subassembly. Once the ring shroud and cooling fan assembly are aligned to predetermined specifications for clearance, the installer secures all the fasteners in the mounting brackets and retrieves any or all the mounting gap tools.

Abstract: The present disclosure relates to a multiple zone vehicle radiator, including: a housing; a first zone included in the housing; a second zone included in the housing; a baffle between the first and second zone, located in an outlet manifold of the housing; and a zone modifier configured to regulate coolant distribution between the first zone and second zone according to predetermined conditions.

Abstract: A system for operating a rotating component. The system includes a rotating component, a motor driving the rotating component, a sensor detecting a stimulus related to the rotating component, and a controller. The controller receives an indication of the magnitude of the stimulus from the sensor and is configured to adjust a speed of the rotating component when the stimulus indicates the rotating component is operating at a resonant frequency.

Abstract: A method for controlling the power of an engine is provided. The method includes determining a baseline fuel amount, determining an engine cooling fan operating condition based on an engine operating parameter, determining an engine cooling fan command based on the engine cooling fan operating condition, determining an engine cooling fan power level based on the engine speed and the engine cooling fan command, determining an additional fuel amount based on the engine cooling fan power level, adding the additional fuel amount to the baseline fuel amount to create a compensated fuel amount, and providing the compensated fuel amount to the engine. An engine system, including an engine controller coupled to an engine, a fuel system and a hydraulic pump, is also provided. The engine controller includes a processor adapted to perform a set of instructions that controls the power of the engine.

Abstract: An air flow apparatus and method are provided. The apparatus includes a shroud having a first end for connection to a cooling package, and a second end for connection to a fan ring. The fan ring of the apparatus is configured to mount directly to an engine block and surround a fan of the engine block. The apparatus also includes a duct positioned below the shroud and fan ring. The duct has a first opening that opens to an engine compartment, and a second opening that opens to ambient. A flow path extends between the first and second openings and is arranged to route heated air in proximity to the shroud and fan ring to ambient.

Abstract: A cooling fan shroud comprises multiple, functionally identical sections that form a ring-like structure that completely surrounds the fan when the shroud is installed onto an aperture plate or other structure. The shroud makes the cooling system more efficient by improving air flow at a given fan speed by reducing fan tip clearance, and increasing air flow due through the fan. An alternative, single piece shroud is also provided which can be retrofitted to an existing cooling system.

Abstract: A cooling system for a fan drive device, particularly for a wet friction clutch. The clutch shaft member is attached to a shaft mounting plate and ATF is circulated through them. The shaft mounting plate is connected in turn to an engine mounting plate which has engine coolant circulated through it at a lower temperature. The shaft mounting plate and engine mounting plates both have passageways for circulation of fluids therein.

Abstract: A method for controlling the power of an engine is provided. The method includes determining a baseline fuel amount, determining an engine cooling fan operating condition based on an engine operating parameter, determining an engine cooling fan command based on the engine cooling fan operating condition, determining an engine cooling fan power level based on the engine speed and the engine cooling fan command, determining an additional fuel amount based on the engine cooling fan power level, adding the additional fuel amount to the baseline fuel amount to create a compensated fuel amount, and providing the compensated fuel amount to the engine. An engine system, including an engine controller coupled to an engine, a fuel system and a hydraulic pump, is also provided. The engine controller includes a processor adapted to perform a set of instructions that controls the power of the engine.

Abstract: An engine for a portable working machine includes: a crankshaft to which the working machine is coupled; an air-cooling fan coupled to one end side of the crankshaft; a fan casing enclosing the air-cooling fan; and a bottom cover located in a bottom surface side of the engine and connected to the fan casing. Air suction ports and guide parts are provided in one side of the bottom cover, the air suction ports sucking in air supplied from the air-cooling fan, and the guide parts extending from the air suction ports to the impeller blades of the air-cooling fan.

Abstract: A fan cooling system and method are provided to control fan speed for cooling vehicle motor components while minimizing power consumption by the fan and reducing engine fuel consumption for an engine partially powering the fan. The fan cooling system raises engine coolant temperature of a vehicle in motion to derive a fan speed demand so that fan speed may be reduced. The fan cooling system selects a maximum fan speed demand from one or more fan speed demands to command fan speed based on various sensed inputs, including engine coolant temperatures. The fan cooling system also improves cooling efficiency by incorporating slipheat protection for the fan so as not to overdrive the fan for cooling.

Abstract: Overhead pushed airflow for a cooling system of a work vehicle. In one embodiment, a cooling includes an interior defined by upstream faces of heat exchangers. An air mover pushes ambient air downward through said cooling box from overhead of the work and across the heat exchangers.

Abstract: A cooling fan shroud comprises multiple, functionally identical sections that form a ring-like structure that completely surrounds the fan when the shroud is installed onto an aperture plate or other structure. The shroud makes the cooling system more efficient by improving air flow at a given fan speed by reducing fan tip clearance, and increasing air flow due through the fan. An alternative, single piece shroud is also provided which can be retrofitted to an existing cooling system.

Abstract: The invention reduces waste of flow volume of pressurized oil discharged from a hydraulic pump when the rotational speed of a cooling fan is increased to the target rotational speed. The target rotational speed of the cooling fan is set at a target rotational speed setting portion. An acceleration pattern for increasing the cooling fan to the target rotational speed is set at an acceleration pattern setting portion based on the rotational speed of the cooling fan, the target rotational speed set at the target rotational speed setting portion, and magnitude of force due to inertia of the cooling fan and the hydraulic motor. The rotational speed command value calculation portion controls the pressurized oil to be supplied to the hydraulic motor at a flow rate required. Thus, it is possible to reduce wasted relief flow volume.

Abstract: A fan system includes: two circuit breakers, a control module for controlling two circuit breakers, two electric motors to which their operating voltage UB is supplied via the circuit breakers, and at least one temperature sensor on a board on which the circuit breakers are located. The control module evaluates a signal TNTC from the temperature sensor, and sets the pulse duty factors TV1, TV2 of pulsed control voltages at the circuit breakers, while taking into account this signal as well as a requested fan power, in such a way that no power loss PV exceeding a specified value occurs at any circuit breaker.

Abstract: A user interface method for a terminal for a vehicle is provided. The terminal obtains position information to detect a point of a road. A road image of a driving direction is obtained, a lanes of the road represented on the obtained road image is recognized, and a point of a road and lane in which the vehicle having the terminal arranged therein is detected. A virtual road image regarding the recognized lanes is generated, and the generated virtual lanes are added to the road image of the driving direction of the vehicle, and displayed. Traffic information for each lane and surrounding information (i.e. lane closure, construction, accident, etc.) at the detected point of the relevant road are obtained, and the obtained information is displayed for each virtual lane.

Abstract: A fan drive system is provided that is hydraulically controlled having an electrical failure mode wherein midrange operation of the fan drive system is maintained. Accordingly, in the failure mode, a fan drive system hydraulic relief valve is not closed thereby ensuring a degree of operation of the fan drive system even during periods of electrical failure.

Abstract: Fan system (1) for a cooling system of an internal combustion engine, having an electric machine (2) and an impeller wheel (3), wherein the electric machine (2) comprises a pole housing (20), which is rotatably mounted by means of a bearing (21, 22), wherein the impeller wheel (3) is coupled to the pole housing (20) of the electric machine (2), wherein the impeller wheel (3) has a first engagement element (40), and the pole housing (20) has a second engagement element (50) which corresponds to the first engagement element (40), wherein the two engagement elements (40, 50) engage one in the other in such a way that they form a bearing seat (221) for the bearing (21) of the pole housing (20).

Abstract: In a method for lowering the air temperature of an engine compartment of a vehicle accommodating an internal combustion engine, an air-fluid heat exchanger having at least one cooling element for cooling the air-fluid heat exchanger, and an electric drive, the at least one cooling element is activated as a function of the temperature of a fluid side of the air-fluid heat exchanger and as a function of a temperature of the electric drive.

Abstract: An agricultural work vehicle includes an enclosed engine compartment within the vehicle body, with the engine compartment having a top cover that extends generally between opposite sides of the vehicle body. A vertically oriented air inlet is defined in the vehicle body for intake of air into the engine compartment. An intake housing is configured over the air inlet and includes an inlet opening and an outlet opening in communication with the engine compartment air inlet. The inlet opening extends above the top cover and is oriented relative to a vertical plane such that an angled air flow path is defined between the inlet opening and the outlet opening wherein air is drawn from an area above the top cover of the engine compartment and is directed into the air inlet.

Abstract: A cooling package assembly for a work vehicle. A plurality of heat exchangers cooperate with one another to define an interior of a cooling box. Single pass airflow is pushed across the heat exchangers. In one embodiment, the heat exchangers cooperate with one another to define a v-shape.

Abstract: An air flow apparatus and method are provided. The apparatus includes a shroud having a first end for connection to a cooling package, and a second end for connection to a fan ring. The fan ring of the apparatus is configured to mount directly to an engine block and surround a fan of the engine block. The apparatus also includes a duct positioned below the shroud and fan ring. The duct has a first opening that opens to an engine compartment, and a second opening that opens to ambient. A flow path extends between the first and second openings and is arranged to route heated air in proximity to the shroud and fan ring to ambient.