A fixed-loaded interface component mode synthesis method is presented for carrying out a dynamic analysis for a folding wing. The present method has the advantages of the fixed interface method and loaded interface method, in which the effects of the elastic and inertia force at interfaces are included...

The braking energy recovery system of electric vehicle is worthy to be further discussed due to the improvement of both the energy efficiency and the endurance capacity. In this paper, the structural and the principle of the energy regenerative system for electric vehicles are discussed. The comparisons...

Instrument Landing System ILS is widely used in flight precision approach at present, therefore a operational risk evaluation system is in need of protecting the instrument safety operation in theory. This article adopts SHEL model for setting up a risk evaluation system and adopts analytic hierarchy...

Aiming at the issues of high cost, large size, high maintenance cost for traditional frequency characteristic test instrument, this paper introduces a design process of frequency characteristic test instrument based on USB2.0. The whole system took single clip microcomputer as the control core, and the...

In recent years, glass engraving products get the favor of consumers, demand of glass engraving products become higher and higher, the traditional glass engraving is mainly done manually, labor intensity is big, the work efficiency is low, in view of this situation, a kind of glass engraving machine...

From enriching VIIS-EW independently researched and developed by Jilin University, the development of virtual digital multimeter was finished for the purpose of designing modern intelligent digital multimeter. With the idea of modularization, the virtual digital multimeter was designed for the module...

To solve the problem that the accure data can't be pushed by the failure of local sensor in intelligence greenhouse system, it was presented that the Apriori algorithm which was based on association rule applied in the prediction of sensor fault data. Forcasting the greenhouse environment temperature...

The current transformer, as one of the basic electrical system components, by its accuracy and stability, ensures the metering, protection and analysis of the power system. The current transformers are wildly used since 1884, when the electromagnetic transforms were invented. Recently, the capacity of...

The Erd”s-Szekeres problem was an open unsolved problem in computational geometry and related fields from 1935. Many results about it have been shown. The main concern of this paper is not only show how to prove this problem with automated deduction methods and tools but also contribute to the significance...

In order to solve inaccurate picking caused by the nonlinear input and output with the traditional picking measuring robot system, this article will put forward a new robot picking system based on FPGA and neural network. Comparing with the traditional robot system, the new one can enhance the linear...

In the electronic circuit system design process, tolerance analysis is the basis for reliability design. And it is also the most advanced design technology representing an important development direction in this field currently. In this paper, electronic circuits reliability tolerance analysis method...

In order to determine the drilling gas drainage radius, several different spacing drilling group were set up, and the relationship between drill pumping rate and the drainage time was solved through the relationships between drill gas flow and drainage time. Then on the basis of objective standards in...

According to the traditional beef cattle feeding way of simple equipment, low labor efficiency, high production cost, a beef cattle automatic feeding system is designed based on motion controller. This system uses form of upper computer and lower computer, PC is for the overall planning and programming,...

Based on the bionics, using MCU as the controller and the steering gear as the driving components, Combined with various sensors, makes a flexible, inexpensive, large load ability four-legged robot. The article introduces the constitute principle of the system, analyzes the system working process and...

With the development of industrialization, application of pipe is becoming more and more. The traditional pipe cutting method cannot meet the market demand. CNC cutting can make up for the deficiency of traditional manual cutting, a kind of cutting robot control system based on Trio motion controller...

Aiming at the problems that the traditional temperature and humidity recording manual operation is low efficiency, put forward a design scheme of temperature and humidity automatic alarm recorder. real-time monitor temperature and humidity sensors using single chip microcomputer technology, after the...

On the basis of the research for AGV20 container automated guided vehicle (AGV), this paper focuses on analyzing and discussing core technical issues and treatment mode for global positioning system at the aspect of design and application, especially dual close-loop vector control drive of positioning...

Based on the food cold chain transportation, the problems of food cold chain logistics in our country is expounded. The Internet of things technology system can provide the feasible countermeasures for the food cold chain logistics.

The development of industrial automation puts forward new requirements of plate rolling machine, traditional plate rolling machine has been unable to meet the market demand. In view of this situation, this paper a kind of control system of plate rolling machine is designed based on trio motion controller,...

The range of operating temperature for production line of frozen food is generally from -80 to 20 , which causes difficulties for food production and food hygiene supervision. The research develops an automation production control system controlled by computer. Experiments show that the system can complete...

In order to make the coal mine snake-like robot can better perform search and rescue missions in different terrain environment, according to the characteristics of the snake like robot, a new front end actuator was designed. According to the faults of traditional snake like robot head only has sensor...