Proceedings of the 3rd International Conference on Mechanical Engineering and Intelligent Systems (ICMEIS 2015)

Session: Electrical Engineering

55 articles
Proceedings Article

Research on Flashover Breakdowns and Prevention Measures of Synthetic Insulator of overhead Power Transmission Line

Guoqi Yi, Jia Yang, Yujun Huang, Jintao Yu
As an anti-pollution flashover facility, synthetic insulator is now widely used in the overhead transmission lines in China. It has good mechanical properties, nice anti-pollution flashover performance, strong electrical erosion resistance and high efficiency advantages in operation. However, the lightning,...
Proceedings Article

Development of Current Detection Terminal of Wireless 10kV Distribution Line

Peidong Du, Weizhou Wang, Fuchao Liu, Jingjing Zheng
This paper developed 10 kV distribution line current terminals with both measurement and communication functions, these terminal hang in the 10 kV power distribution overhead line, and through the open magnetic circuit current transformer current measuring circuit and by using the method of curve correction...
Proceedings Article

Low-voltage Power Line Broadband Communication System

Peidong Du, Weizhou Wang, Fuchao Liu, Jingjing Zheng
The power line communication (PLC) technology can make full use of the most universal power line network resources with high construction speed, less investment, and no wiring inside the house. The users could achieve high-speed Internet access through power plug seats of each room, and finally realize...
Proceedings Article

Implementation of Grid Fault Diagnosis Expert System

Peidong Du, Weizhou Wang, Jianqhua Zhang, Qilong Lu, Yingting Wu
Fault diagnosis expert system obtains the operation of power grid by monitoring the change of dynamic database. While all kinds of measurement, switching value and a part of status records and documents about the status of power grid operation transferred by fault information system and SCADA system...
Proceedings Article

Analysis on Relay Protection of User Lateral Grid-connected PV Power Generation

Peidong Du, Jianqhua Zhang, Jing Peng, Lin Yue, Yingting Wu
The paper analyzes the influence of user lateral grid-connected PV generation on relay protection of distribution network, and proposes the opinions for the economic technique and selectivity of protection. The paper applies DIgSILENT PowerFactory software to make simulation calculation and analysis...
Proceedings Article

Simulation of Wind Generating Set Based on PID

Peidong Du, Fuchao Liu, Xuchun Wang, Jing Peng
The pitch control strategy of the wind generator set in the paper applies power feedback closed loop control to implement that variable-speed constant-frequency wind turbine regulates constant power removal by adjusting pitch angle under the condition above the rated speed. The present output power of...
Proceedings Article

Analysis on Blade of Wind Turbine System Load and Power of Tower Coupling System

Peidong Du, Jingjing Zheng, Yongjun Han, Qilong Lu
The alternating load of aerodynamics, inertial force and elastic force of blade of wind turbine generator system can make elastic vibrator and tower generate coupling vibration to eliminate resonance. The paper takes the blade waving and bend of tower as an example. Firstly, the paper researches irrational...
Proceedings Article

The universal key technologies of Ocean energy power generation

Peidong Du, Jingjing Zheng, Qilong Lu, Yingting Wu
With the ocean having become the hot of new energy development there is a sharp increase in the investment of ocean energy development. Dozens of unites have carried out researches of ocean energy technology under the National Marine Renewable Energy special funds to support. With the depth of the projects,...
Proceedings Article

Analysis of large-scale wind farm operating in transient process

Jingjing Zheng, Yong Yang, Peidong Du, Jianhua Zhang, Jing Peng
The wind power generation capacity of Ganshu grid has exceeded water power and rank the second energy.For the grid, the burden of stable and safe operation caused by wind power increases consequently. Through the testing and transforming the ability of low voltage ride-through for wind turbine, and regulate...
Proceedings Article

The Research of The 35KV optimization design and stable operation of technical for wind farm

Jingjing Zheng, Yong Yang, Jianhua Zhang, Peidong Du, Yongjun Han
Large-scale accident which wind turbines are off the grid has happened in the base of Jiuquan wind farm. The majority of accidents are closely related to unreasonable operation technology and unreasonable run manner of 35kV system of wind farm, unreasonable selection of equipment.Study the wiring structure...
Proceedings Article

Electric Filed Simulation and Structure Optimization for 40.5kV GIS Based on Finite Element Method

Xian Cheng, Jianying Zhong, Fang Yang, Zhanqing Chen, Duanlei Yuan, Ming Pan
The electric field distribution in the Gas insulated switchgear (GIS) gas chamber is an important factor for the design of GIS structure. The electric field distribution in the GIS gas chamber should be uniform as far as possible, to avoid excessive concentration of the electric field causing the occurrence...
Proceedings Article

A New Privacy-Preserving Smart Grid System

Jiaping Lin, Xingwen Zhao
Smart grid can be used to continuously measure, monitor, predict and even control electricity consumption. However, the energy consumption information may reveal the privacy of users. In this paper, we propose a new privacy-preserving smart grid system based on a k-times short dynamic group signature...
Proceedings Article

Research on Transmission Line Loss and Carrying Current Based on Temperature Power Flow Model

Lei Luo, Xingong Cheng, Xiju Zong, Wen Wei, Chao Wang
In conventional power flow calculation, the lines resistances are always assumed to be invariable, which does not conform to the actual. Resistances of transmission lines are changed with changes of external environment and power distribution. In this paper, a model of power flow calculation considering...
Proceedings Article

Design and Building of Liquid Electrostatic Experimental Equipment

Teng Xu, Hua Xie, Guowei Zhao
High resistance flammable liquid electrostatics is the typical ignition source of industrial electrostatic fire explosion accidents, and thus understanding and revealing the electrostatic nature is very important for the electrostatic protection. On the basis of the fully research of liquid electrostatic...
Proceedings Article

Constructing of Filter Part in Liquid Electrostatic Experimental Equipment

Teng Xu, Hua Xie, Guowei Zhao
During the transmission and application of refined petroleum products, electrostatic accidents often happen. When speed of electrostatic accumulation is faster than speed of electrostatic dissipation, and this can cause electrostatic accumulation in petroleum. Static test is needed in order to grasp...
Proceedings Article

Research on alternating low voltage training system based on virtual reality technology in live working

Yongkang Xiang, Xiangning He, Bojing Mao, Xianqi Li, Ke Pan, Guiyun Huang
The request of improving in distribution network reliability is completely uninterruptive during the process of power distribution. This article targets on an existing training method which is inefficient during the process of live working for power distribution. A system based on virtual reality technology...
Proceedings Article

Research on power emergency caused by different types of disasters

Qiang Luo, Xiangning He, Bojing Mao, Dahai Tao, Xin Huang
Electrical safety is vital for coordinate development of social economic and people's life, so, power emergency management is must be carry out fully. In this paper, the significance of the power emergency rescue and power rescue types of emergencies are introduced. Besides, analyzed the current problems...
Proceedings Article

Study on a novel power emergency plan based on the virtual reality technology

Xiangning He, He Pan, Xianqi Li, Guiyun Huang, Dehe Wang, Xin Huang
This paper investigated power emergency drills situation in domestic and foreign, compared practical and virtual drills from the aspects of the scale and investment of the drill and the effect of drill. Then proposed the concept of power emergency response drills on the basis of virtual reality technology,...
Proceedings Article

Research On The New Generation Smart Substation

Jing Tao, Zaichao Huang, Hui Deng, Wei Wang, Lei Chen, Wen Shen
Smart substation is an important foundation and support for the strong smart grid. It is the data collection source of grid running, and also the execution unit of grid command. This article describes the basics of the new generation smart substation, and analyzes the differences between the structures...
Proceedings Article

Research On The Fault Tripping Criteria Of Stability Control Device Adapting To AC-DC Hybrid Power Grid

Duanzhong Wang, Jingcao Chen, Xueming Li, Qinghua Si
The fault of AC bus in HV (high-voltage) AC-DC hybrid system can cause consequential commutation failure in converter station, and it affect the correct operation of the current stability control device. The mechanism of phase commutation failure is explained in the paper, and the variation of each electrical...
Proceedings Article

Development Of SSP510 Frequency Voltage Emergency Control Device

Qinghua Si, Zhukun Li, Yunsong Yan, Jilin Wang, Duanzhong Wang
With the construction of UHV grid and smart grid, the structure and scale of China's power grid has been greatly changed. So new requirements for frequency voltage emergency control device are presented. Architectures and features of the device is first introduced, followed by intelligent plug-management...
Proceedings Article

The Effect of Active Failure on the Power System Reliability Evaluation

Yuxin Zhao, Xiaohui Hu, Zhao Sun
The active failure is important to the power system reliability. The effect of the active failure is proposed and analyzed to evaluate the power system reliability by the amending parameter method and the simulating failure method. in this paper. The need of the considering active failure is verified...
Proceedings Article

Spatial Power Combining Experiment of High Power Microwave

Jinghong Yang, Chunlin Xu, Ming Yang, Meng Qian, Chao Liu, Yuan Liao, Xin Zheng, Lin Ma
Spatial power combining scheme of employing multiple coherent high power microwave sources together with phased array antennas is presented to improve effective radiation power of High Power Microwave Source (HPMS). HPMS and spatial power combining validation system are developed, and spatial power combining...
Proceedings Article

A Smart Power System

Weihan Bo, Mi Li, Xi-ping Peng, Xiang Li, Xin Huang
As smart building becomes increasingly popular, it enables many interesting applications, such as smart lock, elderly monitoring and remote healthcare. This paper will introduce one sub-system in the smart building: smart power system. This smart power system consists of an Android application, a cloud...
Proceedings Article

Small-Signal Modeling and Analysis of Combination-Configuration Microgrid Based on Droop Control

Jun Gu, Xing Zhang, Shanshou Li
In order to study the influence of system parameters on the stability and dynamic performance of combination-configuration microgrid based on droop control, small-signal model is established at the point of steady state. By calculating the eigenvalues of state matrix, the small-signal stability of combination-configuration...
Proceedings Article

Research summary of the Micro Grid Energy Management System Control Structure

Xiaocen Cai, Dongtao Wang, Zhilong Gao
With the continuous development of micro grid technology, the power energy management system has gradually become a research hotspot. Micro grid energy management system can be divided into two control structures, centralized control and decentralized control.The multi-agent system is the best choice...
Proceedings Article

Synthesis of a novel D-A type photoelectrical material based on fluorene

Hewei Yan, Zebiao Tang, Huayin Shen, Xiaoxia Sun
Novel D-A type conjugated organic molecules composed of central fluorene units and cyanoacetic acid terminal groups have been designed and constructed. The article was aimed at improving the solubility of small molecules by introducing aliphatic chains, and improving the optical and electrical properties...
Proceedings Article

Synthesis of a novel D-A type photoelectrical material based on phenothiazine

Hewei Yan, Zebiao Tang, Chuanchuan Xu, Xiaoxia Sun
A novel electron donor unit based on phenothiazinehas been designed and constructed. The target compound (2E,2'E)-3,3'-(5,5'-(10-octyl-10H-phenothiazine-3,7-diyl)bis(thiophene-5,2- diyl))bis(2- cyanoacrylic acid) was easily synthesized in high yields with a milder and efficient route via the Knevenagel...
Proceedings Article

Synthesis of a novel D-A type photoelectrical material based on carbazole

Hewei Yan, Zebiao Tang, Leping Miao, Xiaoxia Sun
Aliphatic chains and cyanoacetic acid could improve the solubility and the optical and electrical properties of small molecules. Novel D-A type conjugated organic molecules composed of central carbazole units and cyanoacetic acid terminal groups have been designed and constructed. Optical properties,...
Proceedings Article

Research and Magnetic Field Simulation of Automotive Magneto-rheological Fluid Dual-clutch Transmission

Demin Chen, Hong Zhang, Qingge Cai
Based on the magneto-rheological effect of magneto-rheological fluid (MRF) and the work characters of dual-clutch transmission (DCT) put forward a new type of automobile transmission: magneto-rheological fluid dual clutch transmission (MRDCT). The MRDCT has simple structure, no wear, low energy consumption...
Proceedings Article

The Oscillator Model Improvement and Galloping Parameters Analysis of Conductors

Wei Li, Zhonghua Lv, Qi Pan
The gallop of high voltage transmission line can lead a mass disaster to power facilities but it seems that people are not clear totally about the galloping mechanism. To make sure the safety of power grid, this paper studies deeply on the galloping oscillator model of transmission conductor and given...
Proceedings Article

Circuit Fault Location Based on Dynamic Bayesian Network

Liming Zhao, Heping Liu
To improve the accuracy of analog circuit fault diagnosis, on account of the problem that is difficult to obtain a high accuracy of the test results for a single model, based on combinatorial optimization theory, an analog circuit fault diagnosis model based on dynamic Bayesian network is proposed. Firstly,...
Proceedings Article

Equivalent Power Smoothing and Frequency Compensation for Large-scale Wind Power Equipment

Bing Li, Lijun Zhong, Gang Wang, Xiaojian Tian
Grid-side power converter is the key interface of the larger-scale wind power system connecting to the grid, with the continuous improvements of the penetration rate of the large-scale wind power equipment, the connected grid converter device plays more and more prominent influences on the large grid....
Proceedings Article

Research on the Wireless Charging System for the Performing Robots

Zuojing Ji, Chunming Bao
This paper studies on non-contact charging system for performing robots based on the technology of the electromagnetic coupling resonance. Besidesthe system can charge the battery in the process of performance.The structure of the Wireless Power Transmission(WPT) is given,and its working principle is...
Proceedings Article

The analysis and research about data transmission system

Lin Yang
Big data transmit within the wan efficient and steady is the premise of the big data applications.The solution of traditional wan data transmission is mature, but there are many limitations in the era of big data. Transmission efficiency is poor and it is not apply to multi-source data transmission.The...
Proceedings Article

The Application of Satellite Simulator in Time Synchronization System Detection in Power System

Shaohui Zhang, Fengjie Sun, Yang Wang, Zechao Xing, Ling Teng, Qiang Gao
There are many difficulties to establish a real satellite receiver in a laboratory environment.The satellite simulator can replace the satellite receiver to simulate the satellite signals.In this paper, it analyses the advantages of the satellite simulator in the time synchronization detection and consider...
Proceedings Article

Modeling of Corona at Ultra High Voltage Transmission Lines

Dongpeng Sui, Jiyang Kang, Xuebin Li, Fucun Huang, Luo Bin
The paper makes use of the calculation results of ANSYS software, and establishes a model of corona at ultra high voltage transmission lines with Electromagnetic Transient Program (EMTP).The proposed model is applied to lightning calculation of the conductors. The simulation results indicate that the...
Proceedings Article

Research on the test scheme of power time synchronization test network

Hongzhang Xiong, Qiang Gao, Ling Teng, Chen He, Yang Wang, Xi Chen
With the development of the smart grid construction, the size of the grid is growing, the business types and the demand are gradually increasing and the high standards of the time synchronization performance transmission put forward higher requirements. This article introduces the power time synchronization...
Proceedings Article

Fault Diagnosis for Power System Using Time Sequence Fuzzy Petri Net

Yan Bin Sun, Yi Ping Chen, Zhan Bai, Shi Hong Miao, Wei Yao, Jinyu Wen, Yun He Hou
In this paper, time sequence fuzzy petri net (TSFPN) is proposed to build power system fault diagnosis models. Firstly, on the basic of taking the influence of incomplete and uncertain relay protection alarm information on fault diagnosis into consideration, the structure of TSFPN and the fuzzy inference...
Proceedings Article

Study of effects of mutual inductance on power system simulation

Min Xue, Huiping Zheng, Chenli Guo, Jie Yan, Shuyong Song
The transmission lines of power system will produce mutual inductance in the actual operation.The mutual inductance makes parameter of transmission lines imbalance,which will lead to the operation of power system unbalanced.This paper makes a deep analysis in the reason of power system imbalance and...
Proceedings Article

Study on evaluation method of dynamic performance of generator

Min Xue, Wei Zhang, Huiyong Li, Qi Yang, Yongyi Zheng
The stability of power system is affected by the dynamic performance of generator.This paper describes a evaluation method of dynamic performance of generator and the establishes the model of dynamic simulation in BPA,which proves that the method is practical and effective by compared with the actual...
Proceedings Article

On the Electrical Installment Technology of 10kV Switching Room

Weiliang Zheng, Fangxin Dai, Hua Jiang
Along with scientific and technological progress, the modern multi-use office buildings of various kinds have risen straight from the ground; under such circumstances, the installment of 10kV switching room has been needed by the users. Besides, to guarantee the demands of grid electricity, the 10kV...
Proceedings Article

On the Technology and Management of Substation Maintenance

Wei Feng, Zhipeng Lei, Jian Wu
With the development of national economy, China’s needs for electricity are growing and the requirements on quality is also becoming stricter on the power system security, stability and economic operation. Diagnosis of the state of equipment is mainly based on statistical analysis of large amounts of...
Proceedings Article

On the Automation System of Transformer Substation

Zhengdao Liu, Xiyuan Li, Qiqi Wang
This paper offers a brief introduction to the importance and development trend of automation system of transformer substation, proposing the basic concept of integrated automation of transformer substation and analyzing the system structure, communication mode, the basic functions and the development...
Proceedings Article

On the Fireproof Measures of Unattended Substation in Power System

Lei Shi, Xiaoming Feng, Yan Chen, Haoluan Li
In recent years, unattended substation has been widely promoted in power system. Although advanced automation technology has provided technical assurance for the development of unattended substation, the achievement of “no one left” at substations under the current situation requires not only high automatic...
Proceedings Article

Line Loss Analysis of 10kV Distribution Network and Loss Reduction Measures

Wei Zheng, Haoluan Li, Xiaolai Qin, Xuan Fei
It firstly illustrates the meaning of studying the line loss of distribution network briefly, analyzes the main reasons influencing the line loss of distribution network subsequently and finally puts forward specific loss reduction measures. Theoretical analysis demonstrates that these measures can effectively...
Proceedings Article

On Problem and Solution of Power Project Management

Xiaolong Liu
As an important branch of management science, project management has been developed greatly and especially widely used in power project. However, complexity of power project leads to a series of problem for the management of power project. This essay aims to analyze the real problems in power project...
Proceedings Article

The Research on Siting and Sizing of Electric Vehicle Charging Stations Based on Two Stage Optimization

Yu Jing, Xueliang Huang, Zhong Chen, Jun Cheng
To meet the charging demand of the electric vehicles (EVs), a new two stage optimization (TSO) method is proposed in this paper with the consideration of the public service attributes of EV charging station (CS) and its impact on the distribution network. First, the locating and sizing scheme based on...
Proceedings Article

Research on real time interactive price of highway charging stations based on energy–carrying by Evs

Jun Cheng, Xueliang Huang, Zhong Chen, Yu Jing
This paper presents real time interactive price scheme of highway charging stations based on energy–carrying by Evs. Construct the optimization model to minimize the time-space variance of power grid equivalent load, calculate and release the price before day; in order to reduce the load of conventional...
Proceedings Article

Design of On-line Temperature Measurement System for High Voltage Switch Cabinet

Guang Yang, Hao Ji, Yangyang Liu, Changchun Li
One of the important equipments in substation switchgear and under high load condition, often appear contact temperature is too high, reliable power supply directly affects the user, or even serious accidents. Based on the comprehensive analysis of the current commonly used temperature measurement technology,...
Proceedings Article

Effect of Distributed Generation on Distribution Network and Simulation Analysis

Qi Zou, Changchun Li, Guang Yang
The combination of distributed power supply and power distribution network is the main way to improve the flexibility and reliability of power system, which has the characteristics of high efficiency, energy saving and environmental protection. The characteristics and model of the solar photovoltaic...
Proceedings Article

Study on Integrated Evaluation of the Technological Innovation Project in Power Grid Enterprise

Yixin Shi, Zhengyuan Jia, Shijing Li
In order to speed up the network “a strong and three-excellent” strategic target,power grid enterprises must increase the technology innovation and management.[2]Integrated evaluation of the technological innovation project in power grid enterprise is an important content of management of technological...
Proceedings Article

Penetration Capacity Calculation for Wind Farms Considering Random Output

Haitao Liu, Jian Su, Pipei Zhang, Hao Bai, Shihong Miao
The majority of the distribution network is supplied by unilateral power and has a radial distribution, wind farms connected into grid will inevitably bring a certain extent on static voltage of the distributed grid. Furthermore, the randomness of wind farm output will cause the node voltage fluctuations....
Proceedings Article

Design of A Magnet with Constant gradient field for Nuclear Magnetic Resonance

Lele Chen, Changchun Zou, Dianqing Sun, Zhaobin Gu
The principle of constant gradient field NMR is same with the logging expert system, the state-of-the -art technology in the world, wherein, gradient design and 2D spectrum inversion algorithm are adopted to quicken the instrument measurement speed while the diffusion coefficients of a fluid can be measured...
Proceedings Article

A New Type of Safety Socket Design

Yongkai Diao
This paper points out the problems existing in the existing technology of socket, we design a new type of security socket, this paper introduces the basic structure of new type socket, illustrates the implementation process. Through reforming the socket internal structure, solve the problem of the plug...