13 results about "Electronic throttle control" patented technology

An electronic throttle control method by which an electronic control unit (ECU) controls opening and closing of a throttle while providing a control signal on a basis of an input data signal may include calculating, via the ECU, i) an engine revolution speed deviation from a difference between an engine revolution speed and an engine revolution speed command, ii) an engine revolution acceleration on a basis of the engine revolution speed, iii) a proportional torque from a product of the engine revolution speed deviation and a proportional torque coefficient, and iv) an integral torque by multiplying an integral of a product of the engine revolution speed deviation and an integral torque coefficient by a forgetting coefficient. The method may further include providing, via the ECU, the control signal for the throttle using a sum of the proportional torque and the integral torque as a torque command value.

To control rotation speed without excessive overshoot for a rotation speed command and to converge the rotation speed to the rotation speed command, in a case of rotation speed control by an electronic control method.SOLUTION: In an electronic control method for a throttle which performs opening / closing control of the throttle while electronic control means generates a control signal based on an inputted data signal, the electronic control means calculates engine speed deviation from a difference between an engine speed and an engine speed command, calculates an engine rotation acceleration based on the engine speed, obtains proportional torque from the product of the engine speed deviation and a proportional torque coefficient, obtains integrated torque by multiplying the integration of the products of the engine RPM deviation and the integration torque coefficient by a forgetting factor, and generates a control signal for the throttle with the sum of the proportional torque and the integrated torque as a torque command value.SELECTED DRAWING: Figure 2

In an electronic throttle control method by which an electronic control unit controls opening / closing of a throttle while generating a control signal on the basis of an input data signal, the electronic control unit calculates an engine revolution speed deviation from a difference between an engine revolution speed and an engine revolution speed command, calculates an engine revolution acceleration on the basis of the engine revolution speed, calculates a proportional torque from the product of the engine revolution speed deviation and a proportional torque coefficient, calculates an integral torque by multiplying the integral of the product of the engine revolution speed deviation and an integral torque coefficient by a forgetting coefficient; and generates a control signal for the throttle, using the sum of the proportional torque and the integral torque as a torque command value.

An electronic throttle control method by which an electronic control unit (ECU) controls opening and closing of a throttle while providing a control signal on a basis of an input data signal may include calculating, via the ECU, i) an engine revolution speed deviation from a difference between an engine revolution speed and an engine revolution speed command, ii) an engine revolution acceleration on a basis of the engine revolution speed, iii) a proportional torque from a product of the engine revolution speed deviation and a proportional torque coefficient, and iv) an integral torque by multiplying an integral of a product of the engine revolution speed deviation and an integral torque coefficient by a forgetting coefficient. The method may further include providing, via the ECU, the control signal for the throttle using a sum of the proportional torque and the integral torque as a torque command value.

The vehicle comprises a Gearbox Position Sensor (GPS). The controller is adapted to receive input signals from the GPS, compare a value of the input signal with a predetermined threshold value, and activate a shift assist functionality based on the comparison. The value of the input signal is any one selected from a group comprising voltage and an angle. Further, the shift assist functionality comprises adjustment of engine operation by at least one of Electronic Throttle Control, a fuel injection control, ignition control. The controller is in connection with the Electronic Throttle Body, a fuel injector and an ignition system respectively for the adjustment / control of the engine operation. A robust solution of achieving quick shift functionality is achieved by using the existing GPS of the vehicle. The implementation cost of new and existing vehicle is reduced.

A vehicle is provided including an electronic power steering system, an electronic throttle control system, and a stability control system.

The vehicle comprises a Gearbox Position Sensor (GPS). The controller is adapted to receive input signals from the GPS, compare a value of the input signal with a predetermined threshold value, and activate a shift assist functionality based on the comparison. The value of the input signal is any one selected from a group comprising voltage and an angle. Further, the shift assist functionality comprises adjustment of engine operation by at least one of Electronic Throttle Control, a fuel injection control, ignition control. The controller is in connection with the Electronic Throttle Body, a fuel injector and an ignition system respectively for the adjustment / control of the engine operation. A robust solution of achieving quick shift functionality is achieved by using the existing GPS of the vehicle. The implementation cost of new and existing vehicle is reduced.

An electronic throttle control pedal assembly includes a housing having a friction generating surface, a pedal arm, a spring carrier, and at least one spring. The pedal arm includes a hub portion and a friction generating member. The friction generating member has a lobe connected to a cross member and is positioned on a side surface of the hub portion. The cross member extends within the hub portion. The spring carrier has a friction generating portion. As the pedal arm is depressed, a portion of the spring carrier engages the friction generating portion against the cross member positioned within the hub aperture and pivotally engages a portion of the lobe of the friction generating member against the friction generating surface of the housing thereby creating at least two independent friction generating surfaces to create a hysteresis proportional to the depression of the pedal arm.

The electronic throttle control system is arranged on the vehicle, the vehicle is provided with an engine control unit, the electronic throttle control system is connected with the engine control unit, the electronic throttle control system comprises an input module, a control module, an analog output module and a digital output module, and the input module is used for receiving an external control signal; the control module is connected with the input module; the analog output module is connected with the control module and the engine control unit and used for adjusting the magnitude of the output voltage signal according to the external control signal so that the engine control unit can control the rotating speed of an engine according to the voltage signal. The digital output module is connected with the control module and the engine control unit and used for outputting a state control signal according to the external control signal so as to control the working state of an engine. Therefore, according to the embodiment of the invention, the accelerator pedal can be simply and conveniently operated, and meanwhile, the control precision of the rotating speed of the engine is improved.

The utility model discloses a two -way control's electronic throttle pedal belongs to electronic throttle control technical field, including base, the top of base is provided with the dust cover, is provided with the support seat on the dust cover, is fixedly connected with the front control pedal on the support seat, is connected with the rear control pedal at the bottom of front control pedal, is connected with the spring seat at the bottom of base, is provided with four groups of transmission rods on the base, and two two sets of transmission rods are set up at the bottom of support seat, still is provided with the outer spring at the bottom of transmission rod, the both sides of top on base are all fixedly connected with the rotary seat, the utility model discloses, has realized two -way control (front and rear step), has improved throttle control's flexibility and accuracy, damping mechanism and double -spring design have reduced the vibration and the risk of jamming significantly, have strengthened the driving comfort and system reliability, the dust cover protects internal components, prolongs the life, and the whole structure is compact, is applicable to various automobile electronic throttle system.

According to the engine idle speed stability control method based on generator torque ripple compensation, engine idle speed fluctuation can be restrained, the stability of engine idle speed control is improved, and therefore the system performance and the fuel economy are improved. Comprising the following steps: step 1, sampling a target rotating speed in an idling stage, entering a digital controller, and converting the target rotating speed into a digital quantity; the idling speed reference value and the idling speed sampling value are subtracted through a digital controller to obtain a speed difference, and the speed difference enters an engine idling speed controller to obtain a corresponding throttling instruction; secondly, an electronic throttle valve control loop changes the opening degree of a throttle valve or the air inlet amount of a bypass air channel according to the throttling instruction, the throttling angle is adjusted, and therefore the amount of air entering an engine is controlled; and thirdly, according to the throttling angle and an engine model, the output torque of the adjusted engine is obtained.

The invention discloses an active self-adaptive intelligent electric control suspension system based on a passenger car platform, which belongs to the field of new energy passenger cars and comprises an outside camera sensor, an acceleration sensor, an angle sensor, an ECU (electronic control unit) control module, an electronic throttle control valve, a whole car instrument, an electromagnetic shock absorber and an air spring. The outside camera sensor, the acceleration sensor and the angle sensor are in communication connection with the input end of the ECU control module, the output end of the ECU control module is in communication connection with the electronic throttle control valve, and the electronic throttle control valve is connected with the air spring. The output end of the ECU control module is connected with the electromagnetic shock absorber; the output end of the ECU control module is connected with a whole vehicle instrument. The system acts in advance to cope with small vibration of the road surface, the acceleration generated by the vibration of the road surface is fully resolved, and the comfort of the whole vehicle is improved. The inflation rate of each air bag is accurately adjusted, the stability of the posture of the vehicle body in the suspension height adjusting process is controlled, the rollover risk is reduced or relieved, and riding is comfortable.

The utility model discloses an electronic throttle valve controller with an inductive position detection function. The electronic throttle valve controller comprises a PCB (printed circuit board) arranged in the controller and a metal moving plate which is arranged on a central shaft of a valve plate of an electronic throttle valve and is matched with the PCB for use, an inductive sensor chip, a transmitting coil, a receiving coil, an input interface and an output interface are arranged on the PCB; the input interface is connected with an external power supply and supplies power to the inductive sensor chip; the receiving coil is connected with the input end of the inductive sensor chip, the output end of the inductive sensor chip is connected with the output interface, and the output interface is connected with the signal receiving device; the metal moving plates are respectively arranged corresponding to the transmitting coil and the receiving coil on the PCB; according to the utility model, the interference of a stray magnetic field in a vehicle system is overcome, the stability of an output signal is ensured, the anti-interference capability is enhanced, no extra magnetic steel is needed for cooperation, and the cost is reduced through the cooperation of the metal moving plate and a PCB (Printed Circuit Board).