Facing the increasingly air pollution, the research on robot detecting air microorganism becomes a hot spot. This paper reviews air microorganism robot, air sampling method and small-sized robot and analyzes the characteristics of various robot and sampler, which provides reference for research of new...

Aviation is an important strategic industry of economic and social development. The issues of imbalances and inconsistence remain outstanding in the current civil aviation development. Other problems restricting the development of aviation industry include unreasonable airspace distribution, slow infrastructure...

Appling the speech recognition technology into the virtual reality system can not only expand the application of speech recognition in scene roaming, but also make up the shortage of the interaction of virtual reality software, and improve the efficiency of interaction between users and the virtual environment....

Synchronization of a class of time-delay chaotic systems with unknown delay time in this paper. The knowledge of the delay time is unknown. Firstly, based on Lyapunov-Krasovskii function, we show that the response chaotic system can synchronize the driven system. The proposed method is tested and verified...

In the manufacturing of electronic product, backlight quality always affects the final rate of good product. To date, the backlight qualityis usually detected by manual eyes.In this article,an auto lighting device used forbacklightsystemdetectionwasfabricatedwith STM32 chip which basedon the ARM core....

Physically Challenged people are a special part of society, which need more care. Because of the huge differences in physical conditions, qualities of life, locations and personal backgrounds, there exists a lot of challenges for disabled people searching related information and receive professional...

License plate identification technology is an important link of license plate recognition system, the pretreatment result will affect the subsequent effect of license plate recognition. This article research license plate location and character segmentation technology, proposing an improved Otsu algorithm...

According to the production site, a three-level network monitoring system ,which is consist a host computer, the master and slave nodes ,is built to transmit the data from 10 automatic assembly ,to achieve field data collection, to control the site and on-site operation simulation. The monitoring software...

In view of the current oil collection points are most remote and scattered, the existing mobile communication network are often not covered, it is difficult to realize automatic monitoring for working condition of oil well, this paper presents a oil well working parameters monitoring system based on...

An autonomous underwater vehicle’s(AUV) working condition is usually complex, which means that it’s hard to build the AUV’s dynamic model and it’s challenging to find a good method to adjust its motion accurately in that environment. In order to solve that problem, one motion control method based on...

Aiming at the problems that BP algorithm has slow convergence rate and is likely to fall into local minimum point.This paper presents a modified fuzzyneural network whichtakes the distances between the robot and obstacles as input variables, and the velocity and the steering angle of the robot as output...

In recent years, many people have made some research in horizontal wells of low permeability oil reservoirs. In order to further refinement of the existing research, this paper utilized conformal transformation and Potential superposition principle method to optimize and analyze the productivity of rhombus...

Dynamic model of the moving belt system with tensioner pulley is studied in this paper. Belt is considered elastic continuous element, and pulley and tensioner arm are discrete element. Considering the geometrical nonlinearity and Kelvin viscoelastic constitutive model, the kinetic energy, potential...

Automatic clutch is on the basis of original car cancelled the clutch pedal, increased the electronic control unit. Without stepping on the clutch pedal when realize shift, it reduces the difficulty of the operation. Automatic clutch control system (ACS) with brushless DC motor is designed; this system...

The motion control system of micro EDM CNC milling machine tool which base on the motion control card was designed in this paper. In order to guarantee the processing precision, the discharge gap can be adjust by the analysis and processing of the average gap voltage get through the discharge detection...

Automatic coal sorting technology based on machine vision has the function of analyzing whether there is material on the conveyor. Contour of image will be found when there is material on conveyor. The average of color will be calculated according to respective proportion of blue component and the red...

The vibrations of vehicle engine powertrain is one of the main vibrations sources of whole vehicle. Severe vibrations can not only cause the vehicle structure fatigue and damage, but also affect the durability and comfort of the vehicle. What’s more, it can influence interior personnel's physical health....

Although there have been many studies in free-form surface inspection, it remains a difficult problem in application because of different inspection results resulted from various registration methods. Accurate registration is vital in precision manufacturing. Otherwise, rejection of some qualified parts...

For existing problems in visual tracking and behavior recognition, we propose a novel method to track and recognize based on gray prediction in this paper. We firstly use the background subtraction method to detect moving target and use cross entropy method to process image binaryzation. After that,...

In order to realize the tomato harvest machinery automation, this paper presents a method for automatic recognition of ripe tomato with computer vision. First, the H color component in HSI color space is exploited as the color feature parameter for identification. The RGB tomato image acquired by computer...

The multi protocol wind and light control system, off grid power supply system,using of complementary characteristics of wind energy and solar energy. With countries' attention and power consumption field development,such as mobile communication, the power supply system is more and more attented by people....

Based on the seismic lab platform In this paper,aimed at model parameters of electro-hydraulic servo loading system,position has the characteristic of variability and susceptible to external interference,the combination of fuzzy control and PID control,we propose a multi-modal(P-Fuzzy adaptive PID-PI)control...

Use of Global Positioning System (GPS) for space applications, especially in low-earth orbit (LEOs) formation flying missions, has recently attracted more and more attentions. This paper proposes an Extended Kalman Filter (EKF) to increase the accuracy of relative position of LEO formation flying missions....

To simulate the unexpected bonfire environment during weapon’s life time, a high temperature baking test system is established. It chooses the high-temperature furnaces as heating terminal, develops a heat control instrument and programs the computer monitoring software. Considering the problems of the...

With the increase of electronic control units on cars,technology of vehicle buses have got wider and wider application,this paper puts forward a kind ofschemeof automotive body and headlightscontrol system based on CAN/LIN bus, scheme introduce in detail the CAN/LIN network in the application of the...

Basing on the analyzing of Tie dying art, pattern, and feature, Tie Dyeing computer simulation is proposed in this paper. and the fractal theory imitative transformation, and iterated function system with probability are presented with some experiments of classic patterns and parameters.

In this paper, the sliding mode tracking control is proposed for a class of uncertain non-affine nonlinear systems via the nonlinear disturbance observer(NDOB). Based on the Taylor expansion method, the affine system is approximated to facilitate the desired control design. Then, the NDOB is adopted...

In order to improve the recognition of facial expression recognition rate, facial expression recognition algorithm is based on a LBP and SVM decision tree. First will facial expression image is converted to LBP characteristic spectrum using LBP algorithm, and then the LBP characteristic spectrum into...

At present, most of the features used for tracking are high in dimension, and each dimension of the feature have the same weight, which will increase the amount of computation during tracking and may lead to a poor tracking performance. In this paper, we propose a visual target tracking algorithm based...

An Android client of the mobile-type teagarden environment monitoring system is designed and implemented. Based on the android platform, the software programming in an Android device for monitoring the teagarden is implemented using Java language and Eclipse kit. Experiments indicate that the geographical...

These days, there emerges an increasing stringent requirement for the pressure-resistant properties as well as gas tightness properties of high pressure valves in industrial productions. Traditional test procedures are implemented in forms of manual or semi-automatic manner, where several disadvantages...

In this research, a three-dimensional model consisting of two-joint welding manipulator is built using Solidworks. Then the model that imported into MSC Adams execute both kinematics and dynamics simulation through the interface module between MSC Adams and Matlab. The control system of manipulator implemented...

Solenoid Valve CDC Damper is one of mainstream commercial solutions for Active Suspension. For most of Active Suspension control strategy, CDC dampers are treated as force generator [1]. For getting desirable damper force, CDC Damper performance is necessary. There are two way to describe to CDC damper...

The paper introduces the field oriented control (FOC) and voltage space vector pulse wide modulation (SVPWM) arithmetic, develops a suit of Digital Vector Controlled frequency -variable speed-adjustable system based on digital signal processor (DSP) TMS320LF2407 of TI company, and research and analyze...

A new multi-loop controlled low dropout (LDO) regulator featuring with improved transient response and low quiescent current is presented in this paper. The proposed Multi-Loop Control (MLC) technique adopting both feed-back and feed-forward control methods to realizes the fast response ability by regulating...

With expanding admissions in every college in our country this recent years,future education is changing forn elite to popular. Students and parents pay more and more attention in school’location environment and other conditions, but some colleges are too far away form home for field observation, so...

Oral health is one of the most important parts of the body health. It is very significant to periodically inspect the status of our oral cavity so as to maintain and improve the quality of our lives. Recently, oral inspection is usually carried out only in the hospital. People are unable to inspect their...

2D Shopping site can only provide people with simple pictures and text messages without interaction and sense of reality. This paper argues how to solve these problems through 3D mall for it will become the future development trend of online shopping. In DVR(distributed virtual reality system) virtual...

Due to the PI control system for VSC-HVDC(Voltage Source Converter based High Voltage Direct Current) has problems of tuning parameters, excess number and so on, a novel controller composed of PID function and multiple-output Adaptive Neuro-Fuzzy Inference System (PID-ANFIS) is presented in this paper...

Aimed at the selective catalytic reduction (SCR) system, an electronic control unit (DCU) was developed under V-type procedure. Development of DCU software and hardware were carried out simultaneously, shortening largely the development cycle. The self-developed DCU, integrated with Bosch SCR system,...

In this paper, the authors designed ultrasonic ranging system for marking vehicle. This system consists of an ultrasonic module, DSP, temperature compensating module, LCD and keyboard. LM1812 was adopted to transmit and receive ultrasonic wave information. The digital signal processor TMS320LF2407 was...

This paper provides a visual servo system of water washing robot for Substations, which is based on binocular stereo vision algorithms technology. it can ensures the safe operation of the robot and the substation equipments. By utilizing this system to replace the operators, it can semi-automatic wash...

At present, the development of the hotel entrance guard system tends to be more intelligent. The use of ZigBee wireless sensor networks and ARM embedded technology can solve communication problems for the hotel door terminal node with management server. Based on the Z-Stack, one of ZigBee standard protocol...

Aiming at promoting the efficiency of inspection planning and improving the integration between digital measurement equipment such as CMM (Coordinate Measurement Machine) and CAD system, a method of measurement-points distribution based on knowledge in three- dimensional inspection planning was discussed...

A system, method, and computer program product determine when a user's mobile device has left a secured location, such as a house or office, without predefined site security settings being met, and responsively inform the user of any security anomalies. A predetermined distance threshold is compared...

Considering the location demand of radiated noise source in underwater target, the method of location of line spectrum of radiated noise based on passive synthetic aperture method is presented. Line spectrum signal is received using single hydrophone, and azimuth sampling rate depends on the azimuth...

Proposed a smart city management system, which can complete the basic data resource management, geocoding management, accept supervision, teamwork, supervision and management, comprehensive evaluation, video monitoring, application maintenance, wireless data collection, problem reporting, data exchange,...

In April 2020, Atlantis Press was alerted to fake proceedings articles hosted on our platform. These articles, mostly in computer science and engineering, were generated by the SCIgen computer program and were all published between 2006-2018. Immediately after receiving the alert, Atlantis Press initiated...

In April 2020, Atlantis Press was alerted to fake proceedings articles hosted on our platform. These articles, mostly in computer science and engineering, were generated by the SCIgen computer program and were all published between 2006-2018. Immediately after receiving the alert, Atlantis Press initiated...

The linear motion of CNC machine is generally converted from rotary motion of servo motor through a ball screw nut pair. As most CNC machine is controlled by semi-closed loop system, ball screw nut pitch error is among the main factors influencing machine positioning accuracy. A method is introduced...

In this paper, the recognition algorithm of dynamic gestures, which based on depth information, is proposed. A new human-computer interaction controlled by dynamic gestures is also achieved. The proposed algorithm extracts Histogram of Oriented Gradients (HOG) and weighted Hu invariant moments from RGB...

Networked monitoring and control system of tyre building machine is a LAN management system characterized by possessing servers and multiple clients, which are developed by LabVIEW, the virtual instrument development platform and combining with network information technologies such as TCP/IP and OPC....

Traditional control strategy study of the multi-axial electro-hydraulic shaking table(MAEHST) is based on linear model, ignoring the coupling and nonlinearity factors, which results in the waveform distortion and the control precision. To overcome these limitations, a model considering the hydraulic...

This paper studies a kind of grading system of real-time detection for head of garlic based on machine vision. The system, which consists of transportation system of head of garlic, vision recognition system, single-chip control system and grading operation system, can be used to detect the size and...

The main matter of the artificial test is the slow speed in the process of radar equipment maintenance, combining with the characteristic of radar fault self checking circuit, so we designed the portable radar automatic test instrument based on embedded system, this instrument used the ARM9 motherboard...

With the QPMZ - II type gear box as experimental object, according to the failure mechanism and vibration characteristics under actual condition of the gear box, the vibration signals are decomposed into components at different frequency bands and time period by wavelet transform, so that the interference...

Repair effect by traditional concrete was unsatisfactory on airport pavement due to the weak bonding of old and new concrete pavement and poor crack defects. In this study, which fiber PVA were used as a reinforcing material, it analyzed the repair effect of PVA-ECC with different fiber content in concrete...

Natural smoke extraction strategy in an atrium connecting a subway station and commercial building is numerically studied in this article. Different outdoor temperatures ranged from -10°C to 35°C during the fire-induced smoke development in the atrium are studied in detail. The t-square fire curve is...

For the question of incorrect target tracking when a dynamic occlusion occurred between two or more objects within a surveillance video, this paper raises use the optical flow to track pedestrians in partial occlusion and interaction area.We based single target locating and tracking model on the optical...

The furrow opener is the important working parts of the seeding machine. In this paper, we would design the furrow opener of core ploughshare based on many parameters such as the width, the penetrating clearance angle angle, the slope angle. A series of new opener was designed using the uniform design...

Drainpipe transports the production waste water and life waste water in modern urban infrastructure, due to its small branch pipe diameter, it is easy to foul, if not desilting in time will result in overflow of sewage, which not only seriously affect city's appearance, but also cause environmental pollution....

Elevator is a necessity in modern people's life; its vibration is the elevator’s important evaluation index of comfort. Most of the smaller vibration amplitude of the elevator will not pose a threat to the health of passengers and personal security, but once the elevator vibration reaches a certain value,...