Journal of Electrical and Electronic Engineering

Volume 3, Issue 5, October 2015

  • Microcontroller Based Electrical Parameter Monitoring System of Electronic Load Controller Used in Micro Hydro Power Plant

    Nan Win Aung, Aung Ze Ya

    Issue: Volume 3, Issue 5, October 2015
    Pages: 97-109
    Received: 23 July 2015
    Accepted: 15 August 2015
    Published: 27 August 2015
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    Abstract: In stand-alone micro-hydro power system, water turbine will vary in speed due to the variation of consumer load. This speed variation will cause in fluctuation in both voltage and frequency output from a generator. To solve this problem, electronic load controllers were invented and used in micro-hydro power system. The objective of this paper is t... Show More
  • Performance Analysis of DWDM System with Optical Amplifiers in Cascade Considering the Effect of Crosstalk

    Abu Jahid, Sanwar Hossain, Raziqul Islam

    Issue: Volume 3, Issue 5, October 2015
    Pages: 110-116
    Received: 9 August 2015
    Accepted: 17 August 2015
    Published: 29 August 2015
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    Abstract: In this paper, an analytical approach is presented to evaluate the performance of DWDM system with intensity modulation direct detection (IM/DD) due to the effects of amplified spontaneous emission (ASE) noise of optical amplifier, optical receiver noises and crosstalk. And a system has been proposed with an optimum number of amplifiers with higher... Show More
  • Harmonic Aggregation Techniques

    Mohammad Mahdi Share Pasand

    Issue: Volume 3, Issue 5, October 2015
    Pages: 117-120
    Received: 16 August 2015
    Accepted: 29 August 2015
    Published: 12 September 2015
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    Abstract: Different harmonic aggregation techniques for assessment of current harmonic levels at points of measurement are investigated and compared to each other. The interaction effect in aggregation of harmonic currents is investigated. Several approaches including IEC 61000-3-6 recommended method are utilized and compared.
  • A Study and Design of a Rat-Race Coupler based Microwave Mixer

    Asif Ahmed

    Issue: Volume 3, Issue 5, October 2015
    Pages: 121-126
    Received: 12 September 2015
    Accepted: 24 September 2015
    Published: 10 October 2015
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    Abstract: A microwave mixer circuits has been designed and fabricated, having frequency range of 2 GHz- 4 GHz, with optimum operating point at 3 GHz. The underlying theory of rat-race coupler was used to achieve frequency up-conversion and down-conversion process with the help of a nonlinear element - Schottky diode. The simulation of both the rat-race coupl... Show More
  • Unrepeatered OTDM Data Transmission over Long Legacy Fiber Span Using Unidirectional Backward Raman Amplification

    Mousaab M. Nahas

    Issue: Volume 3, Issue 5, October 2015
    Pages: 127-132
    Received: 27 September 2015
    Accepted: 11 October 2015
    Published: 28 October 2015
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    Abstract: This paper presents experimental results for transmitting 40 Gb/s OTDM signal over in-line long fiber span using unidirectional backward Raman amplification. The investigation uses legacy dispersion-managed SMF-DCF configuration where remote Erbium amplification is used to compensate for the DCF spans losses. It is practically shown that the system... Show More
  • Study on Transformer Fault Diagnosis Based on Dynamic Fault Tree

    Fei Peng, Lin Cheng, Kaikai Gu, Zhenbo Du, Jiang Guo

    Issue: Volume 3, Issue 5, October 2015
    Pages: 133-138
    Received: 22 November 2015
    Published: 24 November 2015
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    Abstract: In this paper, according to theoretical diagnosis of fault tree, the author builds a diagnosis model based on dynamic fault tree and illustrates the model’s construction method and diagnosis logic in detail. According to case analysis, compared with conventional fault tree diagnosis, the above-mentioned method is advanced in fault-tolerant ability.... Show More
  • Smart Inverter with Active Power Control and Reactive Power Compensation

    Zaiming Fan, Xiongwei Liu

    Issue: Volume 3, Issue 5, October 2015
    Pages: 139-145
    Received: 26 November 2015
    Published: 26 November 2015
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    Abstract: Conventional grid-tied single phase inverters of renewable power generators (solar PV systems typical) have limited reactive power compensation capability and do not have active power control. This paper presents a novel control strategy which provides active power control with reactive power compensation for a DC/AC inverter connected to a single-... Show More
  • Designing Efficient Logistic System of Fresh Agricultural Products for Small Farms

    Parung J., Santoso A., Prayogo D. N., Angelina M., Tayibnapis A. Z., Djoemadi F. R.

    Issue: Volume 3, Issue 5, October 2015
    Pages: 146-149
    Received: 30 November 2015
    Published: 1 December 2015
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    Abstract: This research paper presents a framework of an efficient logistics system of fresh agricultural products for small farms. This paper illustrates efficient logistic system with a case study of apple products in East Java – Indonesia, in order to increase competitiveness against imported apples. The research focuses are small farms, farmer groups, mi... Show More
  • Numerical Calculations for Nonlinear Characteristics of Chaotic Systems

    Ma Shangang, Jin Fubao, Liang Bin, Tang Yan

    Issue: Volume 3, Issue 5, October 2015
    Pages: 150-155
    Received: 1 December 2015
    Published: 1 December 2015
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    Abstract: This paper describes the relationship between Lyapunov index and the chaos of the dynamics system. Mainly describe the Lorenz system and Rossler system, and calculated the Lyapunov index of these two systems with nonlinear dynamics method. Analyses the iterative chaotic characteristic of Logistic system. And then calculate the Lyapunov index with t... Show More
  • Challenges and Solutions for Autonomous Robotic Mobile Manipulation for Outdoor Sample Collection

    Lei Cui, Tele Tan, Khac Duc Do, Peter Teunissen

    Issue: Volume 3, Issue 5, October 2015
    Pages: 156-164
    Received: 3 December 2015
    Published: 3 December 2015
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    Abstract: In refinery, petrochemical, and chemical plants, process technicians collect uncontaminated samples to be analyzed in the quality control laboratory all time and all weather. This traditionally manual operation not only exposes the process technicians to hazardous chemicals, but also imposes an economical burden on the management. The recent develo... Show More
  • A CS and SFCW Based Reconstruction Algorithm for Through-the-Wall Radar Imaging

    Sun Yanpeng, Cui Zhao, Qu Lele

    Issue: Volume 3, Issue 5, October 2015
    Pages: 165-169
    Received: 3 December 2015
    Published: 3 December 2015
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    Abstract: To satisfy with the increasingly exacting demand for real-time and high resolution requirements of TWRI, a Compressive Sensing (CS) based TWRI algorithm is proposed after the exploitation of Stepped-Frequency-Continuous-Wave (SFCW) system and signal’s sparsity. Contrasted with the traditional imaging methods, this algorithm achieved precise targets... Show More
  • A Design of Active Power Filter for Superconducting Nanowire Single-Photon Detectors

    Wang En-qiang, Zhang La-bao, Zhang Xiao-ying

    Issue: Volume 3, Issue 5, October 2015
    Pages: 170-176
    Received: 3 December 2015
    Published: 3 December 2015
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    Abstract: The basic structure and working principles of superconducting nanowire single-photon detectors (SNSPD) are described in this paper. The special requirements for power quality of the system are introduced in this paper. Related experiments are designed to measure the power quality of the system. The paper designs a new type of single-phase active po... Show More
  • Study on the Effectiveness Evaluation Method Based on the Combination of AHP and Grey Interval Correlation

    Xu Shi-hong, Zhao Wei-bin, Huang Guo-qing

    Issue: Volume 3, Issue 5, October 2015
    Pages: 177-180
    Received: 6 December 2015
    Published: 7 December 2015
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    Abstract: Aiming at the problem of using single judging value for the expert score of the traditional effectiveness evaluation, the expert's score data are not reliable; an improved effectiveness evaluation method based on the combination of AHP and grey interval correlation analysis is proposed. Interval number is used for the expert score in the improved m... Show More