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  • Gate Drive Optocouplers for HEV Electric Motor Inverters (.pdf)
    Hybrid electric vehicles (HEVs) save fuel because of their electric motor drive. In an HEV, the propulsion system can be configured several ways, for example in the electric motor assisted mode or in the fully electric motor drive mode. For electric motor drive an inverter system is required
  • Isolation Device in Hybrid Electric Vehicles Application - White Paper (.pdf)
    rather than. the gasoline engine. Gate Drive /. Low Noise. Pre-Amplifier. • Reduced emissions. Digital. Optocouplers. - +. - +. Isolation. - +. - +. Amplifier. Current monitor. Microprocessor /. Micro-controller. Temp Sensor. monitor. Figure 3a. Electric Motor Drive System. R. Vs+. e. s. i. s. t. o.
  • Electric Compressor Drive with Integrated Electronics for 42 V Automotive HVAC Systems (.pdf)
    including electric compressors. This paper deals primarily with the design. for HVAC. Electric compressors have advantages of low. aspects of the permanent magnet brushless dc motor,. refrigerant emissions, flexible packaging and an efficient. sensorless controller and integration of electronics
  • RC Model Aircraft Motor Control
    . The previous list is a minimum feature set. Some. can easily be used with larger DC motors in different. advanced features are: applications. 1. Programmable throttle response (allows the. Speed Control Features. pilot to map control position to motor output to. match the plane). A modern electric
  • Virtual Engineering Lab for Motor Testing and Development
    , Electro Standards Laboratories (ESL) has developed a collaborative testing and experimentation platform for electric motor and power systems that can be operated in real time over the Internet using standard Web browsers. This platform operates as a virtual engineering laboratory (VE-Lab) that allows
  • Brushless DC Motor Control Using PIC18FXX31 MCUs
    directly from the motor data sheet(1). IC3, respectively, on the Input Capture (IC) module. Note 1: Motor Data Sheet. The Input Capture module is used in “Input Capture on. Manufacturer: Bodine Electric Company. State Change” mode. In this mode, the IC module inter-. Type Number: 22B4BEBL. rupts
  • Avago Technologies: Automotive Isolation Amplifier for Voltage Sensing (.pdf)
    in a compact 300mil dual-in-line package. of 6000Vpeak, the ACPL-782T can meet the insulation re-. quirements of most automotive applications. Electronic sensor or. Temperature. Magnetic Sensor. Sensor. Electric. Inverter. Inverter. Electric Motor. Motor. -. +. -. +. Low Noise. - +. - +. Pre-Amplifier. Gate
  • Building a Reliable VFD System (.pdf)
    A Variable Frequency Drive (VFD) regulates the speed of a 3-phase AC electric motor by controlling the frequency and voltage of the power it delivers to the motor. Today, these devices (also known as Adjustable Speed Drives or Variable Speed Drives) are becoming prevalent in a wide range
  • Manufacturing High-Tech Revolution (.pdf)
    It's late on a Friday afternoon. You just got an email from your boss' boss that he's impressed with the predictive maintenance program you have implemented at the plant. Yes, by combining the technologies of vibration, infrared, electric motor analysis and ultrasonics, you've been able to spot
  • Cable Solutions for Servo and Variable Frequency Drives
    for Servo and Variable Frequency Drives (VFD). Electric drive systems with continuous torque and speed control are widespread today. They allow an optimal adjustment of the drive with respect to the application. Standard drive. systems consist of three-phase, alternating-current, asynchronous motors

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