2010 International Conference on Power, Control and Embedded Systems最新文献

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Voltage sags and their characterization 电压跌落及其特性
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698628
Suryaprakash Singh, R. K. Tripathi
{"title":"Voltage sags and their characterization","authors":"Suryaprakash Singh, R. K. Tripathi","doi":"10.1109/ICPCES.2010.5698628","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698628","url":null,"abstract":"Voltage sags are short duration reductions in rms voltage caused by short circuits, overloads and starting of large motors. Voltage sag is much more of a global problem. For proper analysis and mitigation of voltage sag, their characterization is important. The magnitude and durations are main characteristics of voltage sag. In this paper voltage sag and their characteristics have been presented in a comprehensive way. How voltage sags occur, what are their characteristics and impact on equipments behavior for different conditions.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"57 3-4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114030946","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
Power quality control of unregulated non-linear loads 非调节非线性负载的电能质量控制
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698627
R. K. Tripathi, C. P. Singh
{"title":"Power quality control of unregulated non-linear loads","authors":"R. K. Tripathi, C. P. Singh","doi":"10.1109/ICPCES.2010.5698627","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698627","url":null,"abstract":"Increasing non-linear loads cause various undesirable effects and power quality problems on utility supply, like low system efficiency, poor power factor, derating of power supply equipments, disturbance to other consumers and interference in nearby communications networks etc. This work proposes a parallel power processing scheme to improve the power quality of uncontrolled diode bridge rectifier nonlinear loads. In this scheme a single phase synchronous link converter (SLC) is used as an auxiliary converter, in parallel to the diode bridge rectifier having DC capacitor supplying a resistive load, as main converter. Bulk amount of active power flows through the main converter; whereas the auxiliary converter takes care of the harmonics and reactive power requirement of main converter. A power transformer with 2:1 turn ratio is used at the input of the auxiliary converter in order to match the DC output voltages of two converters. The source current reference is derived using a PI controller which uses the output DC voltage feedback. The regulated output voltage is achieved using inner current control loop. The auxiliary converter current is controlled using HCC such as the summation of main and auxiliary converter input currents are sinusoidal and in phase with source voltage. A laboratory prototype experimental set-up with dedicated LabVIEW based controller is developed and tested in laboratory for experimentation. The simulation and experimental results obtained are in agreement.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"119 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116710778","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: 20
Rational approximation of fractional operator — A comparative study 分数算子的有理逼近——比较研究
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698677
M. Khanra, J. Pal, K. Biswas
{"title":"Rational approximation of fractional operator — A comparative study","authors":"M. Khanra, J. Pal, K. Biswas","doi":"10.1109/ICPCES.2010.5698677","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698677","url":null,"abstract":"A comparative study of some existing methods for rational approximation of fractional operator (fractional Laplace operator) is presented. The various methods along with their advantages and limitations are described in this paper. Simulation results are shown for different orders of the fractional operator.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"113 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128545449","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: 14
Multiphase sinusoidal oscillator with digital control 多相正弦振荡器与数字控制
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698632
M. S. Ansari
{"title":"Multiphase sinusoidal oscillator with digital control","authors":"M. S. Ansari","doi":"10.1109/ICPCES.2010.5698632","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698632","url":null,"abstract":"Adigitally controlledmultiphasesinusoidal oscillator (DCMSO) circuit employingdigitally controlled current conveyors (DCCCII) and grounded capacitors is presented. In the proposed circuit, voltage-mode inverting first-order low-pass sections are utilized to arrive at a circuit capable of producing multiphase sinusoidal waveforms. The oscillation conditions and oscillation frequencies are orthogonally (or independently) controllable. The use of grounded capacitors ensures viability for monolithic integrated circuit implementation. Results of PSPICE simulations confirm the proposed theory.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"138 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123595954","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: 5
FPGA implementation of sine and cosine value generators using Cordic Algorithm for Satellite Attitude Determination and calculators 用Cordic算法FPGA实现正弦余弦值发生器用于卫星姿态确定和计算器
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698645
Shoaib Bhuria, P. Muralidhar
{"title":"FPGA implementation of sine and cosine value generators using Cordic Algorithm for Satellite Attitude Determination and calculators","authors":"Shoaib Bhuria, P. Muralidhar","doi":"10.1109/ICPCES.2010.5698645","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698645","url":null,"abstract":"The trigonometric functions sine and cosine have found numerous applications in various areas. For Satellites, the smallest category envisioned is the “femptosat” which would weigh less than one-tenth of a kilogram, a satellite that would handle very simple missions and would be implemented on a single chip. One of the elementary things required in these satellites is the Satellite Attitude Determination System. The Satellite Attitude Determination system requires the calculation of sine and cosine values with good accuracy. Normally these values are calculated using a software. In this paper using Coordinate Rotation Digital Computer (CORDIC) algorithm we propose an architecture for the calculation of sine and cosine values which is much faster than the software counterpart and also occupies very small area on the chip. This architecture is also suitable for systems like calculator where the chip count has to be reduced. Also this approach uses a very small lookup table resulting into very small memory requirement.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122372959","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: 18
Impact of UPFC on distance relay: A case study UPFC对距离继电器的影响:一个案例研究
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698689
S. P. Pandey, M. Tripathy
{"title":"Impact of UPFC on distance relay: A case study","authors":"S. P. Pandey, M. Tripathy","doi":"10.1109/ICPCES.2010.5698689","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698689","url":null,"abstract":"In the power transmission system FACT controller is incorporated in the transmission line in order to increase power transfer capability as well as reactive power control. The FACT devices which combine the feature of shunt fact devices and series fact devices are considered i.e. UPFC (Unified power flow controller) which address the issue of adaptive protection of a transmission line where this device is located at the different position of transmission line like middle of the transmission line, sending end and receiving end of transmission line. Design and simulating the UPFC incorporated in transmission line is done in PSCAD/ EMTDC software. The impact of UPFC on the distance relay is described by impedance trajectory, disturbance in voltage and current and apparent impedance is carried out in the presence of UPFC for different fault calculation.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129263165","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
Design and implementation of a programmable solar photovoltaic simulator 可编程太阳能光伏模拟器的设计与实现
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698650
Avneet Singh, A. Hota, A. Patra
{"title":"Design and implementation of a programmable solar photovoltaic simulator","authors":"Avneet Singh, A. Hota, A. Patra","doi":"10.1109/ICPCES.2010.5698650","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698650","url":null,"abstract":"A solar panel is a device that converts light into electricity. Solar electric equipment like inverters or maximum power point trackers must be used to harness solar power. Such equipment needs to be rigorously tested for power quality, protection, safety and other issues. Testing in a natural environment using solar panels presents difficulties in terms of repeatability as well as achieving full range of environmental parameters such as solar radiation and temperature which strongly impact the performance of photovoltaic systems. Therefore it is important to devise testing facilities which are more compact, flexible and cost-effective than actual solar panels. This work presents a programmable solar photovoltaic simulator which can eliminate the need for using actual solar panels for testing and development purposes.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129184477","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: 18
Staircase modulated AC to AC converter 楼梯调制交流到交流转换器
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698660
Anshul Agarwal, V. Agarwal
{"title":"Staircase modulated AC to AC converter","authors":"Anshul Agarwal, V. Agarwal","doi":"10.1109/ICPCES.2010.5698660","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698660","url":null,"abstract":"Stair-case modulation technique, generally applied in multilevel inverter is now applied in AC to AC converter for reducing harmonics in the output for both cyclo-inverters as well as for cyclo-converter mode. Simulation results are shown for single-phase to single-phase matrix converter configuration using SIMULINK software. A relation has been obtained between the carrier frequency and output frequency for a given number of levels in staircase to obtain high fundamental output voltage and low distortion factor. The minimum total harmonic distortion factor (THD) obtained is 4.8 % for cyclo-inverter operation while for cyclo-converter operation it is only 3.12 %.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"76 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116843386","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: 10
Digital voltage-mode controller for soft-switching ZVT-ON boost converter 用于软开关ZVT-ON升压变换器的数字电压模式控制器
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5698656
M. Veerachary, Sachin Devassy
{"title":"Digital voltage-mode controller for soft-switching ZVT-ON boost converter","authors":"M. Veerachary, Sachin Devassy","doi":"10.1109/ICPCES.2010.5698656","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5698656","url":null,"abstract":"In this paper analysis and robust stabilizing digital controller design for a zero-voltage turn-ON boost converter (ZVTBC) is presented. The steady-state performance and zero-voltage switch-ON methodology has been analyzed and then its state-space models are formulated to obtain the small-signal models. These linearized models are then used in the design of digital voltage-mode controller. A loopgain is defined and then adapted while designing the digital controller. The digital controller is designed through redesign procedure and pole-zero placement technique. Closed-loop performance of the ZVTBC is analyzed. Firstly, the results of controller design and closed-loop analysis are illustrated through MATLAB computer simulations for 42 V applications and then verified using time-domain dynamic response analysis results. A 75 Watt, 24 to 42 V, 50 kHz laboratory prototype closed-loop converter has been and then tested to validate the proposed digital controller design of the ZVTBC.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121609518","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: 8
Ultra low voltage high speed 1-bit CMOS adder 超低电压高速1位CMOS加法器
2010 International Conference on Power, Control and Embedded Systems Pub Date : 2010-11-01 DOI: 10.1109/ICPCES.2010.5700479
Subodh Wairya, Himanshu Pandey, R. Nagaria, S. Tiwari
{"title":"Ultra low voltage high speed 1-bit CMOS adder","authors":"Subodh Wairya, Himanshu Pandey, R. Nagaria, S. Tiwari","doi":"10.1109/ICPCES.2010.5700479","DOIUrl":"https://doi.org/10.1109/ICPCES.2010.5700479","url":null,"abstract":"In this paper, we present a novel design for realize full adder circuit. Our approach based on XOR-XNOR design full adder circuits in a single unit. Objective of this work is to investigate the power, delay and power delay product of low voltage full adder cells in different CMOS logic styles. Simulation results illustrate the superiority of the proposed adder circuit against the conventional CMOS, Hybrid, Bridge, Xor-Xnor adder circuits in terms of power, delay, PDP. The bridge design style enjoys a high degree of regularity, higher density than conventional CMOS design style as well as lower power consumption, by using some transistors, named bridge transistors. The performance of the full adder circuits is based on GPDK 90nm CMOS process models at all range of the supply voltage starting from 0.65V to 1.5V evaluated by the comparison of the simulation results obtained from Cadence. Simulation results reveal that the proposed circuit exhibits lower PDP and is faster when compared with available 1-bit full adder circuits. To summarize, some performance criteria are considered in the design and evaluation of adder cells, of which some are at ease of design, robustness, silicon area, delay, and power consumption. The design is implemented on GDPK 90 nm process models in Cadence Virtuoso Schematic Composer at 1.5V single ended supply voltage and simulations are carried out on Spectre S.","PeriodicalId":439893,"journal":{"name":"2010 International Conference on Power, Control and Embedded Systems","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114110251","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: 25
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