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Through the analysis on the cases of the transmission line gallop over the years, the meteorological condition and the geographical location have a dramatic effect on the gallop phenomenon. And the conductor gallop can be evaluated by the thresholds of the weather factors and the degree of the terrain...

Heating load forecasting of municipal steam heating system is an important part of the smart city. According to the forecast results, heating companies can arrange production reasonably and provide heating uniform and stable to improve energy efficiency. For the features of the time series of heating...

The engine idle speed control is one of the most important challenges in the engine control fields, essentially the engine idle speed control is a nonlinear, time-varying, complex and uncertain dynamics control problem, the present study the idle speed control problem for improve the gasoline engine...

This Paper sums up the necessary conditions to discriminate undirected Hamilton graph based on the in-depth research into the graph. The heuristic search strategy corresponding to the new necessary conditions is designed to quickly solve the problem of "determination of undirected Hamilton graph". The...

With the development of power electronic technology, harmonic load is one of the main reasons for damage to the power quality of the limited capacity power system. Firstly, the functional requirements of harmonic load model in the three-phase four-wire isolated power supply system are carried out according...

this article describes a method of general data interface’s design and implementation based on IEC 61850. This method puts interface data of communication and other function components in real-time database of the equipment, which also sets up a mapping method of the correlation of IEC 61850 and real-time...

When the system model and noise statistical characteristics are known, the conventional Kalman filtering algorithm is suitable. When the noise statistics are unknown and large initial misalignment angles results in system nonlinear, the application of liner error model and Kalman filtering algorithm...

At present, most of the high resolution range profile reconstruction methods are based on a single echo signal, without considering the relationship between all the echo signals. In this paper, we consider the sparse feature of echo signal, and propose a method of high resolution range profile reconstruction...

Osteopontin (OPN) is a kind of phosphorylated acidic glycoprotein, human beings' osteoclasts, macrophages, T cells, and vascular smooth muscle cells can secrete OPN, the gene is located on chromosome 4q13. OPN has a function of adhesion to protein, which can be combined with CD44, integrin v 3 and v...

Two orthogonal modulation optical label switching (OLS) schemes, which are based on payload of polarization multiplexing-carrier suppressed return to zero-differential quadrature phase shift keying (POLMUX-CSRZ-DQPSK) with label identifications of duobinary (DB) label and pulse position modulation(PPM)...

Fast-flux net has been adopted by more and more attackers to build up bot-net, which consists of many proxy-hosts that are changing fast. With this technology, tracing and locating the C&C (control and command) host is more complex and difficult, so that how to identify whether a domain belongs to a...

For capacitor shunt placement the proposed methods do not consider the following conditions; there are few measures and the first compensation points are easily over compensation in distribution networks. So this paper proposes a practical method that can full of utilize the available measures and avoid...

Attribute-based encryption enables users to encrypt and decrypt messages based on user attributes. The computational complexities of decryption are very high. By Outsourcing decryption to the third party, it can address the problem. But the verifiability of results returned from the third party has yet...

Circulating fluidized bed technology is one of the developing direction of clean coal technology which is more reality, and one of the effective ways to solve the thermal power to meet the increasingly stringent environmental requirements. Due to the dynamic process of circulating fluidized bed boiler...

For the problem of space spectrum cannot reserve the original time-domain signal under specific direction after beamforming, a method of primitive signal estimation based on the results of beamforming is proposed. The method proposed is based on the traditional extrapolation, and can be used to estimate...

Based on the variable forward-swept wing configuration, this paper utilizes a variable forward-swept wing mechanism with a double slideway, which makes it possible for the aircraft to switch among orthogonal wing, forward-swept wing and delta wing freely. The general configuration of the variable forward-swept...

Due to the special requirements of the clutch friction plate production, the previous manual operation has been unable to meet the actual production requirements. This paper designs a control system for friction plate forming equipment aiming at different types of automobile clutches, by using the PLC...

With the increase of the capacity of the generator, the electromagnetic force of the stator end winding of turbine-generator is increased, which can lead to the failure of the stator end winding. Based on this report, a finite element modeling method is proposed to solve the problem of complex structure...

With the continuous development and popularity of smart wearable devices, more and more people tend to use the devices to record their health indicators and exercise indicators. Thus a larger amount of indicators called self-health Data is generated all the time. Obviously, it is necessary to process...

The development of an inspection robot for in-service steel tubular poles is described in the article. Based on the design requirement analysis to the steel tubular poles used in China, the design requirement is presented. By compared with the deferent technology, TOFD technique and magnetic wheel are...

The preprocessing of container image is the key to the whole container code intelligent identification system, and the result of treatment directly affects the accuracy of the code area positioning, the character segmentation and recognition. Based on some features of container images such as the color,...

The rough set theory is a theory method. It is about incomplete research, uncertain expression of knowledge and data, knowledge and data discovery. It has been widely used in artificial intelligence, knowledge and data discovery, pattern recognition and classification, analysis and reasoning of imprecise...

The paper analyzed the flow of the diameter of 72mm twin screw extruder screw-type’s field measurement from some machinery co., LTD by FLUENT software. Firstly, through established the flow channel of three-dimensional entity model by Gambit, defined the boundary and completed the meshing simultaneously....

With the great progress of hemoglobin-based blood substitutes, however, they all have a same problem that is hard to get effective stable structure of hemoglobin. The hemoglobin can be oxidized into met hemoglobin in the process of purification, lead to the loss of the function of carrying and transporting...

The output of photovoltaic array under uniform light is nonlinear with single peaks. Among the MPPT strategies, The P&O Maximum Power Point Tracking algorithm is mostly used, due to its ease of implementation. However, its main drawbacks are the waste of energy in steady conditions, when the working...

In this paper, using the production system simulation software Plant Simulation to model and simulate an automobile engine block machining line, and then analysis the simulation data. Experimental data shows that the production line program has a strong production capacity and good economic, which can...

This paper first analyzes the advantages and disadvantages of TF-IDF, which is a traditional algorithm of term weight calculation. Then to overcome the disadvantages of the algorithm, this paper proposes a new method of term weight calculation based on information gain and information entropy, which...

This paper introduces a laser detection instrument for calibration the optical axis parallelism between laser transmitter with small field of periscope optical aiming mirror, and also it can measure laser transmitter power and view spot diameter of the main, minor zoom field and fixed foci small field...

In this paper, the effects of Ce addition on extrusion alloy phase and mechanical properties of extruded ZM21 magnesium alloy were investigated by the use of XRD, SEM and tensile test at room temperature et al. Analysis of the cerium magnesium alloy extrusion of ZM21 influence of alloy phase and mechanical...

In the age of internet of things, the storage and real-time processing requirements of massive amounts of real-time data generated by sensors, so that the traditional database or data processing architecture has been unable to deal with. Analyzing the processing characteristics of the real-time data...

The canopy temperatures of rice were observed by the infrared temperature measuring equipment under different irrigation conditions in this experiment, and also it applied the CWSI empirical model and theoretical model to measure whether the crop were suffered from water stress or not. Meanwhile, in...

Our paper provide select human health, food security, equitable sustainable development, local environmental quality, and energy access, livelihoods, community vulnerability, and access to clean water as indexes to evaluate whether a country is sustainable. With the research of the Intelligent Systems...

The system is set up mainly for "Online shop" and other entrepreneurs in the early stage, lack of manpower with heavy workload problem. Design a mechanical device can be used to personalize a variety of packaging materials, the size of goods. By simply provide a power source, simple manual work to complete...

Moving objects detection is an important research content in computer vision field and it plays a very important role in many vision applications such as smart video surveillance, intelligent transportation, and human-computer interaction, traffic control, activity recognition, object tracking and behavior...

Shadows of the sun position techniques can determine the place and date of the video. First, use Matlab to extract video files, extract n pictures at such intervals, after reading the picture get n sets of the shadow length l changes with time t. Known date from capture date calculate solar declination,...

Multipoint low voltage differential signaling (M-LVDS) [1], who’s electrical parameters meet the requirements of ANSI/TIA/EIA-899 standard, is a widely used technology in multipoint interconnection. Through the study of the standard, the wide-swing current mirror technology was proposed to satisfy the...

This paper present a process of failure analysis which, to some extent, can demonstrate a variety of failure process in regard to power transistors. General failure analysis process will be introduced at the beginning of this article. The test objects are power transistors which were found to be the...

The gold and aluminum (Au-Al) wire bonding is used to realize interconnection for semiconductor devices. But, sometimes, the failure of Au-Al bond wire exists. In this paper, the failure influence factors of Au-Al bonding to Metal-Oxide-Semiconductor Field-Effect Transistors (MOSFETs) were discussed....

Aiming at the limitation of the traditional substation in the control and management, computer remote control technology was used to ensure the personnel on duty in the remote control center can obtain monitoring information of unmanned attended substation to realize the substation intelligent management...

With the development of social media, people like to express their views on the Web. Because people express their views casually, which makes the opinion text contain a lot of uncertain and unstructured contents, and it is difficult to cluster the text by normal classification methods. An algorithm of...

Follow the development of Internet, more and more opinion texts are written on social media web by people, and it is very difficult to find the features in these texts because of the texts scale. We propose an algorithm to find features from key words by words reduction method, which considers the correlation...

With the LCD controller of MIPI interface widely used in portable embedded systems, this paper combines MIPI technology and Altera's NIOS II soft core processor and completes the design of IP core for the LCD controller of MIPI interface in FPGA. The IP core can be implemented image display with different...

Current real-time task scheduling algorithm only focus on the user tasks’ real-time demand, and these algorithms are not flexible enough to adapt for real-time change in heterogeneous systems. In this paper, by means of the characteristics of global optimization searching of genetic algorithm, from the...

Aerial aluminum conductor (ACSR) as the primary overhead lines products, has been running in the field for a long time. The inevitable corrosion will be affected by heavy pollution environment. Salt spray is acknowledged as the natural environment in most demanding of corrosion, which can make the wire...

In this paper, a rapid detection method for weak signal detection is proposed in resonant pressure sensors. The method is based on cross-correlation with a dedicated phase sensitive detector (PSD) and an improved integrator. The PSD is the sensitive resistor which is an ideal analog multiplier based...

The significance is increasing efficiency and saving energy for segmenting the long primary linear induction motor (LIM) into blocks. As the research object, a high order and non-linear model for single segment primary is built by using the finite element method (FEM), and the equations of inductance...

Traditional access control model in building safety regulation is not flexible enough in some scenarios, especially in emergency events, which may lead to the alarm events not promptly treated. In order to solve this problem, we design a context-aware access control model which uses RFID technology to...

In crop interpretation by remote sensing, Gray distribution of crop is overlapped in some intervals. The non-target crops fall into the target crop, which would greatly increase the workload in post classification. To reduce these classification errors, and improve accuracy of clarification, maximum...

In recent years, distinction and prediction of urban traffic congestion has become an important part of Intelligent Transportation System (ITS), hence attracting more and more attentions. Road congestion can be predicted by analyzing traffic flow data collected by various data acquisition equipment primarily....

The Linux-based android operation system is now exposed to high risks of security since the malware of smart phone explodes. For the purpose of effectively detecting the malware on the android platform, an android malware detection method based on feature codes is described in this paper. By using the...