PID controller plays a key role in the performance of HVAC control system. HVAC control system is non-stationary and time-varying, which makes the traditional PID controller unable to achieve high-precision HVAC control effect. In order to overcome the shortcomings of traditional control methods and improve the accuracy of HVAC control, a HVAC control system based

In this paper, the basic principle of the accuracy of the microcontroller digital converter (ADC) is studied, and the feasibility of the STM32 microcontroller core is analyzed. At the same time, whether the over-sampling technology can be tested by STM32 microcontroller technology through the research data, it is concluded that the use of over-sampling technology

The IGBT module, DC-DC module, motor control module, vehicle controller and key electrical parts of the electric vehicle power control system are all integrated in the same shell by adopting integrated design scheme. IGBT module and DC/DC module are the heating parts of power control system. The steady and transient analysis of IGBT module and

Electric control valve is the product of the development of industrial automation. Its actuator has been widely used in industrial pipelines and fluid control and other industrial occasions. With the development of industrial automation in China, the market has strict requirements on the response speed and accuracy of valve opening and closing procedures. Strengthening the

In this paper, thermostatic element a new ATE microwave controller is designed and developed to automate the control and connection of various ATE RF circuits. According to the overall design scheme of ATE microwave controller and the actual requirements of radio frequency control of ATE microwave controller, the overall architecture, hardware structure and conditioning circuit

“Principles and Applications of Microcontrollers” is a practical and applied course, but in the process of teaching, due to the simplicity of traditional teaching mode and the emphasis on theoretical teaching, this course lacks the necessary practical learning. Through the reform of classroom teaching methods and experimental teaching system, this paper stimulates students’interest in learning

Aiming at the problem that the control effect of traditional controller is not good, an energy-saving controller of electric automation control is designed. In the design and use of hardware, the energy-saving control power system is optimized to ensure the energy control power in the process of electrical automation control and reduce the energy consumption.

In order to improve the stability of mechanical energy-saving control of heat shrinkage packaging machine, the controller was optimized. A mechanical energy-saving control method based on fuzzy Smith feedback regulation is proposed. Constrained parameter model of mechanical energy-saving control for heat shrinkable packaging machine is constructed to optimize the control law. With the ultra-low power

Collisional loads on electrical equipment will cause electrical voltage fluctuation. The equipment used to prevent electrical voltage fluctuation has the problem of unsatisfactory use effect. Therefore, an adaptive voltage controller based on fuzzy control is designed. The mathematical model of fuzzy control and the virtual control path of capacitance and inductance in electrical equipment are

The 32-bit MPC5675 chip designed and manufactured by NXP Semiconductor Company is widely used in automotive power steering system, advanced driving assistant system and other equipment related to automotive safety, which provides a strong guarantee for automotive safety. The high integration of chip circuits brings more challenges to chip testing. Aiming at the problems of