Common Electric Patrol Car FAQs and Solutions

Electric patrol cars have quickly captured the market with their advantages of energy-saving and environmental protection, convenience and speed, simple operation, and comfort and safety. They are widely used in communities, streets, factories, schools, tourist attractions, residential areas, hotels, and other places, serving as an important assistant for police patrols. With the widespread use of electric patrol cars, it is inevitable that some issues will arise. This article will summarize and analyze these problems and propose solutions. If you are interested, please continue to read. I. Common Faults: The electric bike produces loud noise when riding under load, and its speed slows down. The bike cannot start from a standstill after it has been brought to a complete stop; it can only operate normally after the motor has rotated. Solution: This is a symptom of a missing phase in the motor. Since modern controllers are mostly intelligent, the zero-starting due to a missing phase will cause vibration. This could be a "disease" caused by the damage to the motor Hall sensor. Another possibility is that the controller itself is malfunctioning.