Traditional Culture Encyclopedia - Traditional festivals - Introduction of electric vehicle parts
Introduction of electric vehicle parts
Brief introduction of automobile parts: motor
Motor is the key component of electric vehicle. It is very important to choose suitable motor type and reasonable rated main parameters. For example, simply using 10 horsepower or 15 horsepower (1 horsepower =-735) to represent a motor is inaccurate. 499w), because the power will change with the change of voltage and current, and the peak power is much higher than the continuous power. Comparing a motor with a gasoline engine with the same index is easy to be confused, because the motor gives continuous power under load, while the gasoline engine gives peak power under no-load dynamometer. For accuracy, the motor should be identified by its name or model. There are the following types of motors commonly used in electric vehicles. 1. Series excitation brushless DC motor Series excitation brushless DC motor (excitation winding and armature are connected in series) is an electric vehicle (splash, tunnel, steam) that is currently driving on the road. 2. AC motors with high running speed need to slow down, which is expensive and requires complex speed regulating devices. 3. Brushless DC motor Brushless DC motor needs expensive regulator, but it needs little maintenance. 4. Permanent magnet motor Permanent magnet motor has high efficiency in a fairly narrow speed range, and the speed change during normal driving will quickly reduce its efficiency. 5. Compared with series excitation motor, parallel excitation DC motor has higher cost and poorer acceleration performance.
Brief introduction of automobile parts: motor regulator
The motor regulator is an integrated circuit, which can actively adjust the motor to follow the set direction, speed, angle and response time. In electric vehicles, the function of motor regulator is to convert the electric energy stored in the power battery into the electric energy needed to drive the motor according to the instructions of gear, throttle and brake, so as to adjust the driving state of electric vehicles, such as starting operation, forward and backward speed, climbing strength and so on. Or solve the braking problem of electric vehicles, and store part of braking energy in the power battery. It is one of the key components of electric vehicles. CNC programmable stepping motor regulator can form a perfect stepping motor regulation system with stepping motor driver and stepping motor, and can regulate the time-sharing operation of three stepping motors. The regulator uses a computer-based programming language and has various commands, such as input, output and counting. It has the characteristics of flexible programming and wide application range, and can be widely used in various fields of regulation automation.
Brief Introduction of Auto Parts: DC7DC Converter
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