Science Discovery

Volume 4, Issue 6, December 2016

  • Output Prediction of Photovoltaic Power Station Based on Nonlinear Combined Model

    Xi Fang, An Yuan, Yao Jiang, Wei Qian, Wang Yuyao

    Issue: Volume 4, Issue 6, December 2016
    Pages: 353-359
    Received: Nov. 22, 2016
    Accepted:
    Published: Nov. 24, 2016
    DOI: 10.11648/j.sd.20160406.11
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    Abstract: The output prediction of photovoltaic (PV) power station is necessary because the weather, environment and seasonal factors lead to the unstable PV power generation, which will affect the planning and scheduling of power system. Compared with the single model method, the linear combination method could improve the prediction accuracy of the output ... Show More
  • Electric Vehicle - Electric Power System Integrated Interactive System Based on Load Characteristics of Electric Vehicles

    Yuan An, Qian Wei, Fang Xi, Yuyao Wang, Jiang Yao

    Issue: Volume 4, Issue 6, December 2016
    Pages: 360-364
    Received: Nov. 22, 2016
    Accepted:
    Published: Nov. 24, 2016
    DOI: 10.11648/j.sd.20160406.12
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    Abstract: Electric vehicle load is intermittent, unbalanced and randomicity, whether it is charging or discharging process, it will have a certain impact on the power system load balancing, power quality and other aspects. In order to coordinate scheduling, the communication channel between the power system and electric cars need to establish information exc... Show More
  • Research on the Operation Strategy of the Photovoltaic Charging Station of Electric Vehicle Based on V2G Technology

    Yuan An, Songkai Wang, Qian Wei, Hao Wang, Hang Ding

    Issue: Volume 4, Issue 6, December 2016
    Pages: 365-369
    Received: Nov. 22, 2016
    Accepted:
    Published: Nov. 24, 2016
    DOI: 10.11648/j.sd.20160406.13
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    Abstract: In order to meet the increasing demand for electric vehicle charging, and to make more efficient use of photovoltaic power generation, this paper analyzes the operation strategy of the photovoltaic charging station of electric vehicle based on V2G (Vehicle-to-Grid) technology. On the basis of the analysis of the electric vehicle driving habits and ... Show More
  • The Preparation of Au Nanoclusters Stabilitied by BSA for the Detection of Hg2+

    Fei Jia, Xunbin Zhou, Xiran Shen, Xudong Yang

    Issue: Volume 4, Issue 6, December 2016
    Pages: 370-373
    Received: Nov. 29, 2016
    Accepted:
    Published: Dec. 01, 2016
    DOI: 10.11648/j.sd.20160406.14
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    Abstract: In this paper, we prepared Au nanoclusters through chemical reduction method. The nanoclusters were stabilized by biological macromolecular bovine serum albumin. High resolution transmission electron microscopy (TEM) showed that BSA coating fluorescent Au clusters nanoparticles dispersion was good, no obvious aggregation, uniform particle size, dur... Show More
  • Optimization of Short-Term Operation of Hydro-Photovoltaic Power System

    Ding Hang, An Yuan, Wang Songkai, Wang Hao

    Issue: Volume 4, Issue 6, December 2016
    Pages: 374-379
    Received: Nov. 29, 2016
    Accepted:
    Published: Dec. 01, 2016
    DOI: 10.11648/j.sd.20160406.15
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    Abstract: Photovoltaic has characteristics of randomness, volatility and intermittent which are the restriction of ability of power grid to accept the clean energy. With the rapid development of photovoltaic power generation, to increase the ability of photovoltaic given is a big problem to be solved. Use of the joint of hydropower and photovoltaic power gen... Show More
  • Short Term Prediction of Photovoltaic Generation Output Based on Similar Days

    Cui Hanjun, Yao Lixiao

    Issue: Volume 4, Issue 6, December 2016
    Pages: 380-386
    Received: Nov. 29, 2016
    Accepted:
    Published: Dec. 01, 2016
    DOI: 10.11648/j.sd.20160406.16
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    Abstract: Based on the analysis of the main weather factors that affect the output of the PV generation, a feedback based neural network prediction model based on similar days is proposed. From the historical data of the weather, the weather similar days are selected, the Elman neural network prediction model is established to predict the output power of the... Show More
  • The Analysis of Landscape Spatial Pattern of Hakka Terrace Case of Shangbao Terraced Field in Chongyi County of Jiangxi

    Li Ming-juan, Liao Fu-qiang, Wen Peng-hui, Shu Xiao-bo, Ma Ding-guo, Zhong Xian-liang

    Issue: Volume 4, Issue 6, December 2016
    Pages: 387-392
    Received: Nov. 29, 2016
    Accepted:
    Published: Dec. 01, 2016
    DOI: 10.11648/j.sd.20160406.17
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    Abstract: This paper took Shangbao terraced field in Chongyi County as the research object. With the DEM data of Chongyi County and Google Earth images as data sources, this paper obtained Shangbao terraced landscape by vectorization and calculated the landscape metrics through Fragstats 4.2, then analyzed landscape granularity effect and the landscape chang... Show More
  • Design and Analysis of Micro-Satellite Whip Antenna Rotating Disk Deployable Mechanism

    Han Jin, Wang Xinsheng

    Issue: Volume 4, Issue 6, December 2016
    Pages: 393-397
    Received: Nov. 29, 2016
    Accepted:
    Published: Dec. 01, 2016
    DOI: 10.11648/j.sd.20160406.18
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    Abstract: The structure of the micro-satellite is exquisite and compact which requires the long whip antenna to be tucked into the specific deployable mechanism. This paper analyses the advantages and disadvantages of commonly used the swing arm deployable mechanism and on this basis we design a kind of rotating disk deployable mechanism. By the mechanics an... Show More
  • Experimental Research on the Effect of Aluminum Additive on the Electromagnetic Radiation in Detonation Process

    Chen Hong, He Yong, Pan Xuchao, Shen Jie, He Xun

    Issue: Volume 4, Issue 6, December 2016
    Pages: 398-404
    Received: Dec. 06, 2016
    Accepted:
    Published: Dec. 07, 2016
    DOI: 10.11648/j.sd.20160406.19
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    Abstract: Explosions of explosives can produce electromagnetic radiation signals. Based on the theory of the explosion of electromagnetic radiation, the effects of metal additives on the electromagnetic radiation produced by explosive detonation should be researched. In this paper, the electromagnetic radiation signal characteristic produced by the passivati... Show More
  • MRI Detects Brain Iron Deposition in Thalassaemia Patients Using Quantitative Susceptibility Mapping and T2*-Weighted Mapping

    Guo Hongyu, Wang Yanjun, Huang Ping, Guo Hua

    Issue: Volume 4, Issue 6, December 2016
    Pages: 405-409
    Received: Dec. 06, 2016
    Accepted:
    Published: Dec. 07, 2016
    DOI: 10.11648/j.sd.20160406.20
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    Abstract: Purpose: MRI(Magnetic Resonance Imaging) estimates of brain iron deposition in thalassaemia patient using quantitative susceptibility mapping (QSM) and T2*-weighted methods. And to compare the two methods, if they have feasibility. Thirty-three thalassaemia patients underwent gradient echo sequence on the MR (Magnetic Resonance) scanner with whole-... Show More
  • Modification of Chitosan and the Research Progress in Clinical Application

    Li Dongdong, Liao Shiqi

    Issue: Volume 4, Issue 6, December 2016
    Pages: 410-415
    Received: Dec. 06, 2016
    Accepted:
    Published: Dec. 07, 2016
    DOI: 10.11648/j.sd.20160406.21
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    Abstract: Chitosan is the only natural basic polysaccharide detected so far, it is a natural polymer chitin to take off the acetylation. Chitin sources rich and content, production capacity of about 1013 ~ 1014 kg of the nature, it is the second largest polysaccharide next to cellulose material. Because not only chitin has three biological functions of decre... Show More
  • The Psychotherapy Benefits of Horticultural Therapy: A Case Study on Parentless Children

    Ta-Ching Liang, Yen-Hsi Li, Chun-Pin Chang

    Issue: Volume 4, Issue 6, December 2016
    Pages: 416-425
    Received: Dec. 06, 2016
    Accepted:
    Published: Dec. 07, 2016
    DOI: 10.11648/j.sd.20160406.22
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    Abstract: Child-care institutions have been traditionally known as the "orphanage", but due to the changing of social needs, the asylum object presents a wide range to integrated single-parent family, poverty or child protection cases. These people are facing a situation of multiple disadvantaged. They have more pressure than any other children. So a long pe... Show More
  • Application of BIM Technology in Bridge Engineering in Period of Operating, Managing and Conserving

    Jiang Linxiao, Ren Yuan, Ma Shuaizhi

    Issue: Volume 4, Issue 6, December 2016
    Pages: 426-430
    Received: Dec. 09, 2016
    Accepted:
    Published: Dec. 09, 2016
    DOI: 10.11648/j.sd.20160406.23
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    Abstract: Building Information Modeling is a digital method to reveal the project itself and its function. Countries around the world are devoted to applying BIM technology in more and more projects so as to make the project more visible, make the information more continuous and synchronous, and make the expense of project less after the birth of BIM technol... Show More
  • Preliminary Study on Tunnel Pre-lining Method and Machine

    Yang Jikai, Wu Xiaowei

    Issue: Volume 4, Issue 6, December 2016
    Pages: 431-435
    Received: Dec. 09, 2016
    Accepted:
    Published: Dec. 09, 2016
    DOI: 10.11648/j.sd.20160406.24
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    Abstract: Mining method was mainly used for the tunnel construction in many areas of our country, which requires more human resources relatively. With the labor force Increasingly,the application of mining method was relatively limited. Pre-lining technology was used to build the pre-lining arch shell in the tunnel arch before the tunnel was excavated. With ... Show More
  • Active Vibration Control of Towering Structure and Analysis of Its Installation and Commissioning Technologies

    Li Aiqun, Xuan Peng, Xu Yiming, Xu Yanhong

    Issue: Volume 4, Issue 6, December 2016
    Pages: 436-443
    Received: Dec. 09, 2016
    Accepted:
    Published: Dec. 09, 2016
    DOI: 10.11648/j.sd.20160406.25
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    Abstract: The paper simply introduces the working principle of active vibration control, and reviews the state-of-the-art of this technology in recent years in China and abroad, including the control theory and algorithms, experimental studies, and its practical applications. Also, the paper takes the installation and commissioning of AMD system as an exampl... Show More
  • 1:1 Test Study on Cutting and Irrigating Process by Pre-linling Equipment

    Wang Xiuying, Yang Jikai, Wu Xiaowei

    Issue: Volume 4, Issue 6, December 2016
    Pages: 444-449
    Received: Dec. 09, 2016
    Accepted:
    Published: Dec. 09, 2016
    DOI: 10.11648/j.sd.20160406.26
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    Abstract: With the higher requirements for the safety, quality, environmental protection of construction and the increasingly growing labor costs, it is imperative to promote the mechanization of the tunnel construction. Pre-lining technology as a mechanized tunnel construction method between the shallow-buried tunneling method and the shield tunneling metho... Show More
  • Numerical Analysis of Section Width of Coal Roadway in Three Section of Zhao Zhuang Coal Mine in China

    Zhang Yi, Liu Dong, Bai Wei, Wang Hanjun, Tian Qianjin, Li Tie

    Issue: Volume 4, Issue 6, December 2016
    Pages: 450-455
    Received: Dec. 09, 2016
    Accepted:
    Published: Dec. 12, 2016
    DOI: 10.11648/j.sd.20160406.27
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    Abstract: In this paper, the three set of 3307 coal roadway in the coal mine of Zhao Zhuang coal mine is the research object. By using the numerical analysis method of FLAC3D, the limit value of the section width of the coal roadway in the three set of the coal mine in the coal mine is determined. Numerical analysis shows that when the roadway width less tha... Show More
  • Brief Discussion on the Small Caliber Pipe Roof Method with the Lock Catch and Its Application

    Yang Jikai, Wu Xiaowei

    Issue: Volume 4, Issue 6, December 2016
    Pages: 456-461
    Received: Dec. 09, 2016
    Accepted:
    Published: Dec. 12, 2016
    DOI: 10.11648/j.sd.20160406.28
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    Abstract: The role of pipe roof method and its development were introduced in this paper, also, the problems of its construction technology were analyzed according to its application. It was found that because of construction equipment and construction technology, there are still some defects inthe existing technology such asmore difficult construction, high... Show More
  • Study of Simulated Kinetics Mining Underground Carnallite

    Ma-Yanfang, Li-Kanshe, Zhang-Zhihong, Zhou-Bing, Wang-Jiankang, Hu-Tianqi

    Issue: Volume 4, Issue 6, December 2016
    Pages: 462-466
    Received: Dec. 24, 2016
    Accepted:
    Published: Dec. 28, 2016
    DOI: 10.11648/j.sd.20160406.29
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    Abstract: Leaching and mining underground carnallite is a new mining technique which is based on the mining area ecological environment without destroying and have low investment and cost. For the temperature which is the key factor to affect leaching and mining carnallite, we found that rising rate of ion concentration of magnesium in leaching and mining li... Show More
  • Feasibility Study of Biostimulation Upon Dye Decolorization with Supplementation of Edible Flora-Based Chemicals

    An-Wei Hsu, Pei-Lin Yueh, Chung-Chuan Hsueh, Bor-Yann Chen

    Issue: Volume 4, Issue 6, December 2016
    Pages: 467-473
    Received: Apr. 05, 2017
    Accepted:
    Published: Apr. 07, 2017
    DOI: 10.11648/j.sd.20160406.30
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    Abstract: As known, naturally-occurring edible flora contained crucial compositions to human health (e.g., antioxidants). Prior studies revealed that decolorized metabolites (DM) of textile dyes might be used to enhance electron-transfer (ET) capabilities of dye decolorization and bioelectricity generation (DD&BG). Such ET stimulating phenomena were suspecte... Show More