The paper introduces the design for domestic harmful gas detection device. By choose the corresponding sensor, and obtains the harmful gas information; the operation amplifier amplifies the signal. The MCU employees the ADC to get the digital information and read the alarm value set by the user, and...

In this paper, the design of comprehensive laboratory related to the major of measurement and control technology and instrument in the Meteorology and Oceanography College of PLA University of science and technology was elaborated detailed. Combining with the characteristics of facing to the atmosphere...

Commissioned by an aquaculture company, a remote monitoring system based on Internet of things technology was studied. It takes the Mega2560 processor as the core, the WiFi wireless RF data transmission as a means, the application of computer management, display software and networking platform will...

According to TOC, there is at least one constraint on any system, or it may have unlimited output. Therefore, in order to improve the output of a system, the constraint of the system must be broken down. In this paper, the production process of M company is analyzed by means of Method and Time study....

According to the water quality monitoring need of Three Gorges Drawdown Areas on automation, systematization, we design the overall framework and develop the water quality online monitoring software [1] for water quality online monitoring system based on the Internet of things (TOT) and ArgGIS. The online...

Aiming at the current mariculture problem ofbackward environmental monitoring technology, design amonitoring system base on ARM processor STM32F103ZET6 and RF chip CC2530. Using wireless sensor nodes to collecttemperature, pH value,dissolved oxygen and other informationin Sea culture zone. Through the...

This project is based on the installation of intelligent electric ammeter, researches on power consumption management of rural irrigation. It can solve some problems in the rural irrigation power consumption management, can make a breakthrough, research results will provide theoretical and technical...

In this paper, we propose a novel comprehensive merging scheme in collaborative spectrum detection (CSD) to achieve better throughput performance, considering the diversity of the reporting channels. Unlicenced users (UUs) with good reporting channel quality transmit quantized self observation statistics...

The main characteristics of solar sails are their large size and the extreme flexibility which have a prominent effect on the attitude control of the solar sail. Most existing researches on dynamic analysis and the control law design of solar sails are only based on the rigid dynamic models. In this...

The kinematic model of industrial robots is the transformation between the working space and the space of joints. After analysis of the kinematic methods in the area of linkage mechanisms, the kinematic model was established according to DH method for a 6-DOF industrial robot. To verify the kinematic...

Gas Insulated Switchgear (GIS), as important equipment of power system, provides primary guarantee for its security and stability. Therefore it is significant to monitor the operating status and working performance of GIS. In this paper, a comprehensive online monitoring system of GIS with a multi-layer...

Fast development of smart grid has made it essential to promote the intelligent level of electrical equipment. As circuit breakers is an important kind of control and protection equipment in power system, its on-line monitoring and fault diagnosis are significant parts of electrical equipment intelligence....

With the development of power grid, electrical equipment is required to be more and more intelligent. In this paper, a fault diagnostic method combining weighted degree of grey incidence of optimized entropy algorithm and Kernel Fuzzy Cluster Method (KFCM) is proposed. By extracting characteristic values...

This paper presents a novel visual saliency guided high resolution remote sensing image change detection (CD) algorithm. This approach is based on closed-loop process made up of the three procedures. (1) Generating the difference image as the foundation for further processing; (2) Use the modified saliency...

In recent years, due to the Android system, good openness and portability features, Android mobile phone system was able to end the rapid popularization and rapid development, providing a major service on the Android platform based on the Android platform for mobile software that is Android APP. Meanwhile,...

The data synchronization between all the regional dispatching system under the dispatch control center and power dispatch control cloud has been realized. The data information from each region such as real-time data, manipulate data, model data and graph data firstly is sent to the communication server...

Insects, due to their diversity, are the largest group of creature on earth, many of which are yet to be discovered right now. As the photographic hardware develops and gets pervasive rapidly, insect images or pictures have become an important approach for insect researchers to conduct scientific study....

In order to finish the liquid steel funnel work,the laser cutting process have been used to deal with semi-finished product,which has been stretched to given size.The cutting machine control system adopt xin jie PLC and servo moto to finish the cutting system.The whole cutting process involves 3 servo...

Customers often complain a vehicle noise although the interior noise A-weighted sound pressure level has reached the same level of excellent vehicle. To solve the problem of large interior noise and messy sound of an own brand SUV, relative approach analysis is utilized, which is detected the frequency...

On the basis of mirror reflection characteristics, the article analyzes the relation between the space plane that rotates about a point and reflective light change, designs mirror reflection and orientational irradiation automatic tracking control model, establishes signal conversion equation, drive...

Because based on linear model, order and delay the known statistical rule, noise and other known some strict mathematical constraints (referred to as the "ideal") and design of adaptive control system under the complex outside disturbance of unmodeled dynamic characteristics and is often a lack of robustness,...

In this article, a type of adjustable blade angle control system was designed. The main role of the system was to achieve the function which made the blade angle follow with the change of the signal input. The article indicated the working principle of the adjustable blade angle control system combined...

In the detection process of large random network intrusion signal, the signal detection method is key to guarantee the network security, the traditional detection method is simple, time-consuming, and the error is big, the detection precision is low. In view of this situation, a ORB wave intrusion signal...

Vehicle logo detection (VLD) is one of the crucial parts of intelligent transportation system (ITS).VLD methods are mostly based on learning progress or the relative position of vehicle logo and license plate. However, the learning progress is time-consuming, and the relative position above limits the...

is introduced the basic principle of weak periodic signal detection based on chaotic vibration subsystem.The shortcomings of the chaotic Duffing oscillator are presented by analyzingthe traditional detection results and detection principle based on Duffing oscillator, To make up the shortage of Duffing...

We have recently proposed a problem about blind recognition of binary primitive BCH Codes. A model was established based on the polynomial roots statistic of finite fields. The roots probabilities of BCH codes were analyzed and the recognition method for binary BCH codes based on polynomial roots statistic...

In a parallelly operated system composed of multi distributed generations (DGs), traditional droop control is usually utilized for load distribution. This article introduces the basic principle which is based on the characteristics of the parallel inverters power droop, and analyzes the circulation phenomenon...

Hough Transform (HT) is a popular tool for line detection due to its robustness to noise and missing data. This paper proposes a classified Hough Transform (CHT) to achieve real-time line detection on one kind of hardware circuit called FPGA. It makes full use of the gradient information calculated in...

A low power design of active RC complex filter was proposed by using 130nm CMOS process. The filter has 4 center frequencies, 100 kHz, 200 kHz, 300 kHz and 500 kHz. The image rejection is higher than 40dB. An automatic calibration system with dichotomy algorithm and RC oscillator circuit was used to...

Based on LAN bus technology LXI instrumentation bus is a new generation after GPIB, VXI, PXI instrument bus, and it is also applicable for automation test system in the field of test and measurement. With the rapid development and popularity of the LXI instrument, more and more LXI instruments are used...

Least square method for polynomial extrapolation is one of data rationality inspection methods that are often used to identify outliers. However, the method is local and only inspects the rationality of current data points. If the outliers are accepted before, the method can cause the following normal...

In weapon equipment’s diagnosis and maintenance, the current method that operation in the field can not meet actual demand. Remote monitoring and diagnosis was an efficient and practical way to solve the problem. A design of monitoring and diagnosis system for C3I equipment based on Wireless sensor network...

Altitude control of insect-like Flapping-Wing Micro Aerial Vehicles is an intrinsically multidisciplinary problem, in which several engineering aspects must be considered simultaneously, including aerodynamics, sensing, signal generation, micro-fabrication and control theory. Because of complexity and...

With popularity of learning English in China, many problems such as Chinglish have been exposed out. This paper is based on the existing technology of LanguageTool’s rule-base. In this paper , we compile the rules which are suitable for English articles, analyze the errors of false-friend , put forward...

System security is a significant factor which focuses on ensuring the reliability and security of system resource. In this paper, a MUG-RBAC (Multistage User Group RBAC) model is proposed based on improved role based access control strategy. The new model increased the entity of multistage user group...

Named Entity Recognition (NER) is the premise of other tasks in Information Extraction. At present, most NER studies are focus on person names, place names and organization names. However, domain entity recognition is still a challenging task. Tibetan culture domain entity recognition has important significance...

For color images in a complex background, we cannot be able to detect faces quickly. So we put forward an algorithm, which is based on skin color feature and the improved AdaBoost algorithm. First, through the skin color detection to excluding large amounts of complex background of non-face, after that...

To solve the problem that different types of LCD screen have different drivers,this paper puts forward a design method based on embedded software core. It constructs LCD controller IP core and Nios II embedded softcore processor on SOPC. It uses C language to realize video sync,the conversion, caching...

A design of automatic boiler intelligent alert system based on the wireless AD hoc network is presented in this work for realizing unattended communication between the boiler and operators. This intelligent system was accessed to the original boiler alert system without reforming using the microprocessor...

Human action recognition (HAR) research is hot in computer vision, but high precision recognition of human action in the complex background is still an open question. Most current methods build classifiers based on complex handcrafted features computed from the raw inputs, which are driven by tasks and...

A collaborative optimization scheme of obstacle avoidance and singularity avoidance path planning method is presented for redundant robot. An improved real-time minimum distance calculated method is presented and search the connect rod which easy to collision based on this minimum distance. Complete...

In this paper, we will establish practical and reliable mathematical model to determine the video filming locations and dates by analyzing the shadow variations of the object in the video. At first, we convert the video into image sequences which can been read by MATLAB at regular intervals. So we can...

The core of the detection system is if the partial discharge signal is effective, clear and reasonable during the process of on-line monitoring of partial discharge in cable terminal. The safe operation of cables in power system can be guaranteed through the effective detection method of partial discharge...