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Comparison of SVPWM and SVM controlled smart VSI fed PMSG for wind power generation system 风力发电系统SVPWM与SVM控制的智能VSI馈PMSG的比较
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088771
B. Arunkumaran, V. R. Rajan, C. S. Ajin Sekhar, N. Tejesvi, M. Sasikumar
{"title":"Comparison of SVPWM and SVM controlled smart VSI fed PMSG for wind power generation system","authors":"B. Arunkumaran, V. R. Rajan, C. S. Ajin Sekhar, N. Tejesvi, M. Sasikumar","doi":"10.1109/NCETNRESEM.2014.7088771","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088771","url":null,"abstract":"SVPWM and SVM controlled smart VSI fed PMSG consisting of three phase diode bridge rectifier and three phase IGBT bridge inverter is proposed in the paper. SVM control strategy is used to control the inverter voltage. The ripple free output waveform is provided by SVPWM and so it is most desired. In the conventional method they SVPWM is used to control the inverter. For the same system SVM controlled VSI is applied and the THD level is analysed. It is found to be less when compared to SPWM control method. The comparison of both conventional as well as proposed model was verified and analysed using MATLAB simulation and 800W experimental setup.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"1 1","pages":"221-226"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89755649","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Selective harmonic elimination for a PV based Quasi — Z Source Inverter for drive systems 驱动系统中基于PV的准Z源逆变器的选择性谐波消除
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088756
B. Santhoshi, S. Divya, M. S. Kumar
{"title":"Selective harmonic elimination for a PV based Quasi — Z Source Inverter for drive systems","authors":"B. Santhoshi, S. Divya, M. S. Kumar","doi":"10.1109/NCETNRESEM.2014.7088756","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088756","url":null,"abstract":"This paper deals with simulation analysis of Selective Harmonic Elimination (SHE) for PV operated Quasi Impedance Source Inverter (q-ZSI) drive system. Electricity generation using Photovoltaic cells is a promising form of sustainable energy. A quasi-Z source inverter (q-ZSI) can minimize the power fluctuations from the electric energy generated by a PV panel. In the existing system, during the discharge of energy stored battery Harmonic Distortion is more. The proposed topology describes an improved ability to compensate power while maintaining a constant dc-link peak voltage with minimum harmonics. It is promising to note that the THD level decreases significantly with the introduction of a closed loop controller with Selective Harmonic Elimination technique. Thus the proposed system provides an efficient means of PV power generation.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"1 1","pages":"143-147"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89657785","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
High voltage gain step-up/down converter with voltage doubler for non-linear loads 具有非线性负载倍压器的高压增益升压/降压变换器
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088754
Madhumati Sengolan, M. Priya, N. Umamaheswari, M. Sasikumar
{"title":"High voltage gain step-up/down converter with voltage doubler for non-linear loads","authors":"Madhumati Sengolan, M. Priya, N. Umamaheswari, M. Sasikumar","doi":"10.1109/NCETNRESEM.2014.7088754","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088754","url":null,"abstract":"This paper proposes a method to produce two output voltages, one is a step-up voltage and the other is step down voltage simultaneously. The high voltage gain converter which is used to step-up the voltage has many applications, like fuel cells and discharge lamps. To step down the output voltage a half circuit is used which produces half of the input voltage. The step down converter is used for applications where high efficiency is required, this converter is also of low cost and has power saving capacity. In this paper, the high voltage gain step-up converter is a single switch converter which is nonisolated type dc-dc converter to combine coupled inductor and voltage doubler cell with diode capacitor techniques. Very large voltage conversion ratio with proper duty cycle is achieved by this step-up converter and this converter also reduces stress on the switch. The efficiency is increased by effectively recycling the leakage energy stored in the coupled inductor. The high pulsed input current problem is eliminated by the use of coupled inductor. This new converter is small in size and has very large conversion ratio with high efficiency for industrial applications.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"39 1","pages":"135-139"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81144065","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance analysis of an improved low harmonic indirect matrix converter for drive system in WECS 一种改进的低谐波间接矩阵变换器在WECS驱动系统中的性能分析
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088770
F. M. Savio, B. Arun Kumaran, V. Raghavendra Rajan, C. S. Ajin Sekhar
{"title":"Performance analysis of an improved low harmonic indirect matrix converter for drive system in WECS","authors":"F. M. Savio, B. Arun Kumaran, V. Raghavendra Rajan, C. S. Ajin Sekhar","doi":"10.1109/NCETNRESEM.2014.7088770","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088770","url":null,"abstract":"In this paper a low harmonic indirect matrix converter (IMC) is used to drive an induction motor fan system. The proposed method is modeled to produce a reduced the harmonic level in the load side by controlling the drive system using IMC. The Space Vector PWM (SVPWM) technique is used to control the voltage output of the IMC which is fed to the motor terminals. The SVPWM is voltage orientated control producing pulses for the converter switches. The vector modulation of the pulse generation reduces the losses and the harmonics due to the inductive nature of the load. The system is designed to extend its application to the wind energy conversion system (WECS) using a fixed speed wind turbine, which is mathematically, modeled using the machine equations of the self-excited induction generator (SEIG). The results are obtained using the mathematical modeling of the proposed system in MATLAB Simulink. The experimental verification is demonstrated using a prototype model for a 0.5W system and the results are compared and discussed.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"1 1","pages":"214-220"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79847546","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Notice of Violation of IEEE Publication Principles2D to 3D conversion using standard camera 违反IEEE出版原则的通知使用标准相机进行2d到3D的转换
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088749
M. Rarnasubramanian, M. A. Dorai Rangaswamy
{"title":"Notice of Violation of IEEE Publication Principles2D to 3D conversion using standard camera","authors":"M. Rarnasubramanian, M. A. Dorai Rangaswamy","doi":"10.1109/NCETNRESEM.2014.7088749","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088749","url":null,"abstract":"Plenoptic was originally created to allow capturing the light field, a four-volume variable representation of all rays and management, which allows the creation of synthesizing an image of the object observed. This method has several advantages in terms of 3D capture system based on stereo camera; it does not require frame synchronization or geometric calibration and color. It also has many applications, from medical imaging 3DTV. A micro lens array uses a plenoptic chamber to measure radiation and direction of all rays of light in a scene. The group is located at a distance from the main objective, which is located at kuskena conjugate distance is sensor micro lens focal plane. We designed a plenoptic lens that covers a wide micro lenses and micro lens system relay reimages tickets. This novel approach has proved successful. By placing a camera, micro objectives plenoptic creates a virtual plane in front of the camera CCD, allowing it to capture light field of the scene. This paper presents experimental results show that the depth information is captured perfectly when using an external objective plenoptic. Using this objective transform any room into a 3D sensor, opening a wide range of applications in astronomy, microscopy etc.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"24 1","pages":"109-114"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83305578","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel design of capacitive MEMS pressure sensor for lubricating system 一种新型润滑系统电容式MEMS压力传感器设计
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088768
L. Chitra, V. Ramakrishnan
{"title":"A novel design of capacitive MEMS pressure sensor for lubricating system","authors":"L. Chitra, V. Ramakrishnan","doi":"10.1109/NCETNRESEM.2014.7088768","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088768","url":null,"abstract":"This paper presents a novel comb drive based MEMs capacitive pressure sensor for measuring the pressure inside the lubricating system. The working principle and design analysis of the proposed MEMS comb drive capacitive sensor is explained. The diaphragm thickness is a primary factor in determining the pressure sensor sensitivity. MEMS technology allows diaphragm to be very thin compared to conventional machining. This comb drive capacitive pressure sensor isolates the pressure sensing diaphragm from its capacitance sensing movable comb plate by a mechanical coupling so that it increases the pressure sensitivity. The design and simulation of the sensor is analysed using Comsol Multiphysics 4.4. The stress distribution of the membrane and capacitive sensitivity analysis is carried out for the range of pressure from 0 to 10 bar. The dimension of the Capacitor plate with comb is 200μm ×200μm ×3 μm. The sensor works efficiently in the range of 30°C to 270°C. The main purpose of the novel design is even a small change in the capacitance in the range of atto farad (aF) can be sensed accurately by this model.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"12 1","pages":"204-208"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88386834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
A new approach for real power optimization of generation with nonsmooth cost function using particle swarm optimization 提出了一种用粒子群算法求解非光滑代价函数发电实际功率优化的新方法
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088739
S. Prakash, N. Gopinath, O. Kameswara Satya Prakash
{"title":"A new approach for real power optimization of generation with nonsmooth cost function using particle swarm optimization","authors":"S. Prakash, N. Gopinath, O. Kameswara Satya Prakash","doi":"10.1109/NCETNRESEM.2014.7088739","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088739","url":null,"abstract":"This paper describes a successful adaptation of particle swarm optimization (PSO) algorithm to solve the economic dispatch (ED) problem with valve point effects in power system. In this paper, PSO method is used to describe the equality and inequality constraints in the Economic Dispatch problems. The proposed algorithm has been tested on 3 unit system with quadratic cost functions. Numerical example are solved on Matlab 7 platform using PSO method. Numerical results shows that the proposed PSO based ED algorithm can provide comparable dispatch solutions with reduced cost.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"71 1","pages":"59-62"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72635933","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Cloud based processing of multimedia in mobile application 移动应用中基于云的多媒体处理
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088752
M. Ramasubramanian, M. A. Dorai Rangaswamy, E. Srividhya
{"title":"Cloud based processing of multimedia in mobile application","authors":"M. Ramasubramanian, M. A. Dorai Rangaswamy, E. Srividhya","doi":"10.1109/NCETNRESEM.2014.7088752","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088752","url":null,"abstract":"This document explains the key concepts of cloud computing in multimedia and presents new techniques. We differentiate both the multimedia aware and cloud aware from each other. First of all we define what is multimedia aware - it is nothing but a centralized server that can share distributed multimedia processing, storing and provide high quality of services. To achieve a high quality for multimedia applications, we define Media Edge Cloud architecture, it has memory, processing unit and provide good quality. Next we introduce a new server based multimedia i.e cloud multimedia which works like our normal multimedia aware where it has memory, information exchange, security, data sending and acknowledgment receiving which helps for better quality of experience. Last we explain about mobile multimedia device which implements and maintain the device in well manner its main issue is to monitor the different signals and give good quality of services to multimedia devices.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"12 1","pages":"123-129"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75553565","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Decentralized control of interlinking converter by interfacing AC and DC micro grids 交、直流微电网连接互联变流器的分散控制
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088737
R. Girija, R. Arivalahan
{"title":"Decentralized control of interlinking converter by interfacing AC and DC micro grids","authors":"R. Girija, R. Arivalahan","doi":"10.1109/NCETNRESEM.2014.7088737","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088737","url":null,"abstract":"Microgrid have been accepted concept widely for the better interconnection of DGs. Corresponding to the conventional power system ac microgrid have been proposed, particularly increasing the use of renewable enery sources generate dc power which need a dc link for the grid connection and as a result of increasing modern dc loads. Dc microgrid have been recently emerged for their benifits in terms of efficiency cost and no of conversion stages. The ac microgrid are dominant in power system, but it doesn't replaced by the dc microgrid, so we are interfacing ac and dc microgrid by interlinking converter(IC) for proper power management and decentralized control, which exploiting the prominent features of both ac and dc microgrid. During the islanding operation of the hybrid ac/dc microgrid, the IC is intended to take the role of supplier to one microgrid and at the sametime acts as a load to the other microgrid and the power management system should be able to share the power demand between the exiting ac and dc sources in both the microgrids. This paper considers the power flow control and management issues amongst multiple sources distributed throughout both ac and dc microgrids. The paper proposes a decentralized power sharing method in order to eliminate the need for communication between DGs or microgrids. the performance of the proposed power control strategy is valitated for differtent operating conditions, using simulation studies in the MATLAB software environment.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"92 1","pages":"45-51"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88827336","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
A survey: Design pattern detection approaches with metrics 概览:使用度量来设计模式检测方法
新能源 Pub Date : 2014-12-01 DOI: 10.1109/NCETNRESEM.2014.7088733
R. Priya
{"title":"A survey: Design pattern detection approaches with metrics","authors":"R. Priya","doi":"10.1109/NCETNRESEM.2014.7088733","DOIUrl":"https://doi.org/10.1109/NCETNRESEM.2014.7088733","url":null,"abstract":"A designing pattern provides generic idea of a solution to solve a recurring problem with variety of goals and constraints. In object oriented program, design patterns are recognized by source code. This paper provides overall idea about design patterns, different types of analysis and their comparison details with detection techniques of pattern. It also explains how it is related with non functional requirements in improving the quality of pattern.","PeriodicalId":71630,"journal":{"name":"新能源","volume":"50 17","pages":"22-26"},"PeriodicalIF":0.0,"publicationDate":"2014-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91404780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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