Coolant Side Integrated Controller FOC Motor Control Self-Learning Valve Closed-Loop Control for EV Thermal Management Systems

Overview

The water side integrated module controller integrates water pump and water valve control, and supports analog temperature sensors.
The water side integrated module controller reduces cost and vehicle weight burden, improves information transmission capability and computing power through the following characteristics:

• Integrated water pump and valve control

  The system integrates water pump and water valve control functions, while supporting analog temperature sensors. This integrated design not only ensures the efficient performance of the system, but also improves the accuracy of control.

• Adopting FOC motor control technology

  The system adopts advanced FOC (Field Oriented Control) motor control technology. This technology optimizes the operational efficiency and control accuracy of the motor, ensuring the stability and reliability of the overall system.

• Highly integrated solution

  The design focuses on improving the level of integration. This not only reduces the number of ECUs (electronic control units), but also significantly reduces material costs and space occupation. Through this highly integrated solution, we have achieved higher performance while also optimizing in terms of cost and space efficiency.

Highlights

• 01

  Water pump control technology

  Water pump control technology

  The pump design of this system does not rely on closed-loop control of position and speed, providing efficient and stable performance. This method simplifies the control mechanism while ensuring the efficient operation of the water pump.

• 02

  Self-learning and closed-loop control of water valves

  Self-learning and closed-loop control of water valves

  The water valve adopts self-learning technology and achieves closed-loop control of the angle. This intelligent control method not only improves the response speed and accuracy of the water valve, but also ensures reliability under various operating conditions.

• 03

  A comprehensive protection strategy

  A comprehensive protection strategy

  The system includes comprehensive protection strategies to prevent various potential failures and risks. These protective measures include undervoltage, idling, rotor blockage, overheating, overcurrent, and short circuiting, ensuring the long-term stable operation of the system.

• 04

  Communication interface and software updates

  Communication interface and software updates

  The system is equipped with 1 CAN/CANFD and 1 LIN communication interface, providing powerful communication capabilities. In addition, supporting the Bootloader refresh function allows for remote software updates and maintenance, enhancing system flexibility and future compatibility.

Specifications

• Operation Voltage:

  9~16V

• Operation Current:

  ≤400mA