Taking the electric control system of differential pressure casting as the research object, based on the analysis of the PLC automatic control system, the control system objectives are formulated, the mathematical model of the control object of differential pressure casting process is established, and the PID controller is designed to realize the automatic control of

PLC programmable control technology is widely used in electrical automation. Whether it is traffic, power or industrial development, it is inseparable from PLC technology. In the process of development, PLC technology should also change with the change of technology. This technology has far exceeded the traditional control method in system adaptability, and the maturity of

From the point of view of saving cost and improving the utilization rate of chip resources, this paper designs an automobile body controller with integrated gateway function, which not only realizes the basic function of the automobile body controller, but also realizes the function of the automobile gateway controller. The algorithm is developed by using

PLC arises at the historic moment because of the need of industrial automation control system. After decades of development, it has been widely used in industrial equipment. Through the research and application of PLC, we can develop a better industrial automation control system, so as to ensure the smooth operation of production. Before the advent

With the continuous development of modern science and technology, electrical control technology has been widely used in the automation industry, high-quality automation products can not be separated from skilled workers. The spirit of craftsmen is a new subject for Vocational Education in the new era. In vocational education, the spirit of craftsmen should be injected

Considering and analyzing the characteristics of street lamp lighting in urban residential areas, thermostatic element a new light-time controller for street lamp circuit is further designed and developed. Among them, the main components of the photoelectric circuit include photoresistor and Schmidt flip-flop and so on, while the time-control circuit chooses to use capacitive charging delay

This paper mainly studies the hardware design of the power controller of non-passenger pure electric vehicle. The purpose is to use the power controller to realize the coordinated control of the whole vehicle power control and related electronic control units. The main functions include power supply control of power battery, driver’s intention judgment, communication with

This research involves the intelligent waterproof controller of household building, which belongs to the technical field of smart household, including the intake main pipe, which is connected with the toilet branch pipe and the tap branch pipe through the three-way valve. The tap branch pipe is connected with the toilet branch pipe and the kitchen

The organic combination of programmable logic controller (PLC) and human-machine interface can fundamentally reduce the use of control elements and simplify the connection procedure. On this basis, distributed control through fieldbus can save cable consumption, and also reduce the installation workload and crane failure rate. This article will take the application of PLC programmable controller

In order to meet the actual control requirements of a certain type of ship-borne searchlight and turntable, a new controller based on three-dimensional rocker is designed by using ATmega8 microprocessor. The azimuth and pitch rotation of the turntable are realized, and the speed proportional control of the turntable is synthesized. At the same time, the