56results about How to "Increased number of spins" patented technology

The present invention is intended to sufficiently fulfill the supercharging function at the time of either of low speed running of the engine and high speed running and realizing output improvement or fuel expense reduction. The present invention has the engine 101 having the jet mechanism for directly jetting fuel into the cylinder 101a, the first turbo supercharger 104 for supercharging the engine 101 at the time of low speed rotation, the second turbo supercharger 105 for supercharging at the time of high speed rotation, the first and second exhaust control valves 106 and 107 for selecting exhaust paths relating to the first and second turbo superchargers 104 and 105 and controlling the exhaust gas flow rate, and the controller 114 for controlling the switching operation of the exhaust control valves 106 and 107 so as to realize lamination combustion or homogeneous combustion using the first and second turbo superchargers 104 and 105 according to the operation conditions of the engine 101.

A reciprocating piston engine includes a rotor housing for transferring torque to an engine output drive; a contoured guide element in the rotor housing, having a closed, curvilinearly contoured shape, around which the rotor housing is rotatable; at least one compression unit in the rotor housing, each unit including a piston and a cylinder, with the piston having a straight line of action in a plane perpendicular to the axis of rotation of the rotor housing; a connecting rod, rigidly coupled to the piston, movable along a path determined by the contoured guide element, for transferring controlled movement specified by the contoured guide element to the piston; and a guide part, joined to the connecting rod, and movable along a separate guide in the rotor housing, with the connecting rod, the piston, and the guide part each performing a single stroke along a straight line in the rotor housing.

The present invention pertains to a stator of an electric machine, an electric motor provided with same, and an electric vehicle provided with the electric motor. The stator of an electric machine according to the present invention comprises a stator core having a plurality of slots and a stator winding wound on the slots. The stator winding has a plurality of winding portions which are connected to each other in parallel for each phase, wherein each of the winding portions has segment conductors which are inserted into three or more slots per pole. Therefore, the stator may increase revolutions per minute and have a reduced exterior size while maintaining the same output.

An engine control apparatus that effectively suppresses a rise in rotation number of an engine in a jump of a vehicle. An engine control apparatus includes an acceleration detecting device for detecting an acceleration component of gravity acceleration in a perpendicular direction of the vehicle body based on a signal inputted from an acceleration sensor, and a control circuit for judging whether the vehicle has jumped or not based on the acceleration component to be detected. The control circuit suppresses a rise in rotation number of the engine when the vehicle is judged to have jumped.

To provide an outer rotor type motor configured so that the lead wires of the winding coils for the stators are routed simply. An outer rotor type motor is provided with stators arranged in the axial direction, a rotor supported so as to rotate around the stators, a drive shaft provided integrally with the rotor, winding coils respectively wound on the stators, and magnets affixed to the rotor so as to respectively correspond to the stators. The outer rotor type motor is configured so that the rotor and the drive shaft are rotated by the magnetic action between the winding coils and the magnets. A penetration portion extending in the axial direction is provided in at least one of the stators, and the lead wires of the winding coils are inserted through the penetration portion and led to the outside.

This cooling apparatus for a condenser of an electrically powered vehicle including a vehicle driving motor to which an electrical power is supplied from a condenser through an inverter, includes: a cooler including a fan which sends a cooling air into a cabin interior; a suction port which is open to the cabin interior so as to suck the cooling air and supplies the cooling air toward the condenser; and a controller which increases the number of rotations of the fan when the fan is in operation and a temperature of the condenser exceeds a first predetermined value.

This invention prevents seizure of a dynamic pressure gas bearing caused upon swinging contact between a motor shaft and a sleeve and an increase in contact friction torque. It also detects rotation of auxiliary bearings. A motor includes auxiliary bearings in series with a dynamic pressure gas bearing, and a non-contact detent torque generation mechanism parallel to the auxiliary bearings suppresses rotation of the auxiliary bearings. Where Ta denotes rotation-time viscous friction torque of the dynamic pressure gas bearing, Tka denotes contact friction torque possibly causing damage to the dynamic pressure gas bearing, Tb denotes rotation friction torque of the auxiliary bearings, and Td_max denotes maximum torque generated when rotation of the auxiliary bearings is suppressed by the non-contact detent torque generation mechanism, (Ta+Tka)>(Tb+Td_max)>(Ta), and the rotation detecting means detects the rotation of the auxiliary bearings.

An ECU executes a program including the steps of: if an accelerator pedal position P is larger than a predetermined accelerator pedal position, calculating an output that an MG(2) is required to provide; calculating an output that a capacitor and a battery can supply; calculating an output that can be supplied to MG(1), by subtracting the output that the MG(2) is required to provide from the output that the capacitor and the battery can supply; calculating a torque that each MG is instructed to output, as based on the output that can be supplied to MG(1) and the output that an MG(2) is required to provide; and controlling inverters (1) and (2), as based on the torque that each MG is instructed to output, to accelerate the vehicle.

The invention relates to a deodorization and purification treatment system of biological sludge pyrolysis synthesis gas. The system comprises a cyclone plate water spraying tower module, a spraying reaction acid removal tower module, a solar energy-rotary wheel dehumidification module, a sludge base activated carbon absorption module and a pulse bag type dust remover module in sequential connection, wherein the cyclone plate water spraying tower module comprises a pyrolysis tail gas inlet, a cyclone plate, a filling material layer, a circulation water pump, a water supplementing opening, a first sedimentation pool, a clean water spray head, a first screen defogging device and a sludge outlet; the spraying reaction acid removal tower module comprises a cyclone device, an atomization device, a two-stage filling material layer, a metering circulation pump, a second sedimentation pool, a liquid supplementing pipe and a second screen defogging device; the sludge base activated carbon absorption module consists of a solar heat collector, an electric heater, a sludge base activated carbon rotary wheel, a photocatalysis waste gas treatment device and the like. The deodorization and purification treatment system has the advantages that the structure is reasonable; fetor gas in the pyrolysis tail gas can be controlled in a national standard range; in addition, the pyrolysis synthesis gas is purified; the synthesis gas fuel gas quality is improved.

A hybrid vehicle includes an engine, a motor, a battery and an electronic control unit. The electronic control unit is configured to set a running torque based on a required torque of a drive shaft according to an accelerator opening degree. The electronic control unit is configured to control the engine and the motor such that the running torque is output to the drive shaft. The electronic control unit is configured to limit the power of the engine by use of the running torque or a drive-shaft torque output to the drive shaft as a torque for determination until the torque for determination reaches a torque threshold smaller than the required torque, as compared with the power of the engine after the torque for determination has reached the torque threshold, when a predetermined acceleration request is made by a user.

The multiple cyclonic dust collector includes one first cyclonic dust collecting unit to collect foreign matters from the sucked air centrifugally; one second cyclonic dust collecting unit set inside the first cyclonic dust collecting unit to collect foreign matters from the air from the first cyclonic dust collecting unit centrifugally for the second time; and one first air sucking port to guide air from outside to flow in inclined direction into the first cyclonic dust collecting unit. The present invention has advantages of once increased air rotating time, raised dust collecting performance, increase use convenience, etc.

A washing machine having balancers and a method of controlling the same is provided. The number of rotations of a motor is maintained at a designated number before excessive vibration of a tub occurs for a designated time in order to prevent excessive vibration of the tub before balls reach a balancing position. The method includes sensing the number of rotations of a motor; determining whether or not the sensed number of rotations of the motor reaches a designated number of rotations by comparing the sensed number of rotations of the motor with the designated number of rotations; and controlling the motor such that the number of rotations of the motor is maintained at the designated number of rotations when it is determined that the sensed number of rotations of the motor reaches the designated number of rotations.

A method to control a wind power installation is provided. The wind power installation includes a generator and a converter. The generator is configured to convert wind power into electrical power and to provide the electrical power from the generator to the converter. The converter is configured to adapt and to provide the electrical power to an electrical grid. The converter is operable to comply with pre-determined grid code requirements during a grid fault. An amount of electrical power, which is present in the wind power installation during the grid fault, is fed into the generator. The generator is operable to convert the respective amount of electrical power into a generator loss.

A liquid supply device includes a pump tube that supplies a liquid to a handpiece intermittently ejecting the liquid and a tube pump that passes the pump tube to supply the liquid. An internal diameter of the pump tube is equal to or less than φ 1.0 mm.

The invention provides a cyclone separation device which can improve the efficiency of separating suspended matter in a fluid. In a cyclone type dust collection device, as a cyclone separation device, which has a hollow and substantially tapered second cyclone cylinder, an accelerating area at an upstream side and a centrifugal force amplifying area at a downstream side are arranged in a central axis (X) direction and constitute the abovementioned cyclone cylinder, in the abovementioned accelerating area, the circulation area (Ab) decrease from a start end of the central axis (X) direction to a finish end, and in the abovementioned centrifugal force amplifying area, the circulation area (Ac) decreases from the start end of the central axis (C) direction to the finish end, thus, after the flow velocity of rotating flow rises in the accelerating area, in the centrifugal force amplifying area, the increase of the rate of rise of the velocity of the rotating flow can be inhibited and the velocity (Vc) is enabled to rise, and the rotating times of the rotating flow at a relatively fast flow velocity (Vc) increases, improving the efficiency of separation of suspended matter, i.e. dust, in the rotating flow.

A method for controlling an engine for a vehicle may include determining, by a controller, whether a symptom of an electrical failure where an opening state of a Purge Control Solenoid Valve (PCSV) is settled is sensed, increasing, by the controller, a failure sensing counter to a first reference value according to a state where the symptom of the electrical failure of the PCSV has been sensed is kept as a result of performing the failure sensing, and compensating, by the controller, a rotation number of the engine to increase the rotation number of the engine when the failure sensing counter exceeds the first reference value as a result of performing the counter increasing.