Stepping motor
Design of Driving System of Three-phase Hybrid Stepping Motor Based on DSP
Stepping motor is one kind of the most widely used motors in the field of industrial control, which has the advantage of low cost and simple driving system. With the development of high speed microprocessors, motor driving is moving towards the direction of fully digital. This dissertation designs a fully digital three-phase hybrid stepping motor(HB) [...]
Research of the Stepping Motor Positioning Control Technology
For the speed control system of stepping motors, it has certain requirements for the running speed from the beginning to the end. If stepping motors directly start based on required speed, step throwing may occur or the running are even left idle, because this speed has already exceed limit start frequency which leads to abnormal [...]
Research of Vehicle Semi-active Suspension MPC Controller Based on DSP F2812
The suspension is one of important automobile assembly. It links body and wheels elasticity. It transfers the force and moment between wheels and body. It guarantees automobile’s ride performance and handling stability. And guarantee automobile’s normal running. With the high-speedy development of social economy, human life level has been made progress continuously. Automobile’s ride performance [...]
A Research on Two-degree-of Freedom Motor System in Probe Locating System Applications
The probe locating system is an important part of gas turbine’s ejecting blast cooling test bench. The key factor to improve the quality of blowing experiment’s airflow field is to control the probe’s linear and rotational movement and the coordination motion of various probes with high precision to achieve the distributed measurement of airflow accurately.This [...]
Research on Auto-detected Device Design of Surface Profile Error Measurement for Railway Door
With the acceleration of urbanization developing in our country, urban traffic convenience and quickness has become an important criterion for urban development. Because of frequent start stop movement and high efficiency, city rail vehicle door has high request in safety and beauty. For a long time, there’s no simple, rapid and economic method for surface [...]
Design and Realization of Helm Potentiometer Test System Based on Virtual Instrument
Helm potentiometer is an important instruments in missile control system, which function is feedback the deflection to missile gas helm and transmission the information to computer, for guaranteeing the missile’s guidance and stability of flight process. It is an important link of guidance and stabilization system in flying process. So it is essential to accurate [...]
The Study of Exactly Control Stepping Motor
As the implementation of the components, stepping motors are the key mechanical and electrical integration, one of the products are widely used in a variety of automatic control systems. With the development of microelectronics and computer technology the demand for the stepping motor is increasing in many areas. Highlight the advantages of stepping motor is [...]
Design and Development of CNC Stop-motion Animation Photography System
Stop-motion animation is widely used in the nature and wildlife films, and stop-motion animation photography equipment is the key one to take the wonderful pictures. Photography equipments of stop-motion animation include frame camera equipment and digital cameras. Using a special camera accessories can achieve a fixed frame by frame, line by frames, rotating frames by [...]
Research on Wind Speed and Velocity Collection System
This paper instructs a wind flow collection system based on practical engineering background, including the theory analysis, design principles of hardware and software etc.Engineering vehicles (such as cranes, excavators, loaders and graders) play a very important role in China’s infrastructure construction. In order to enhance the steering and operation of the safety, the installation of [...]