American Journal of Water Science and Engineering

Volume 4, Issue 4, December 2018

  • Improvement of MSBR Process for Treatment of Sand-laden Sewage

    Yu Hao, Tao Rujun, Guo Qinxin

    Issue: Volume 4, Issue 4, December 2018
    Pages: 91-96
    Received: 15 May 2018
    Accepted: 21 June 2018
    Published: 27 November 2018
    DOI: 10.11648/j.ajwse.20180404.11
    Abstract: The influent of a sewage treatment plant was mainly composed of domestic sewage. Modified Sequencing Batch Reactor (MSBR) process was adopted, in order for the design effluent quality to meet the first level B criteria specified in the Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant (GB18918 - 2002). High Sand content in t... Show More
  • Analysis and Treatment of Typical Problems of GIS Circuit Breaker

    Bing Shen, Shaobin Jiang, Zhangxiu Li, Guozheng Li

    Issue: Volume 4, Issue 4, December 2018
    Pages: 97-100
    Received: 14 August 2018
    Accepted: 29 August 2018
    Published: 27 November 2018
    DOI: 10.11648/j.ajwse.20180404.12
    Abstract: With the development and progress of society, the demand for electric energy is increasing day by day. The number of hydropower stations has increased dramatically. In the large-scale hydropower stations and substations currently under construction, GIS high-voltage switch stations have gradually replaced traditional high-voltage switch stations du... Show More
  • Research and Application on Seepage Detection and Repair of Anti-Seepage System for Earth-Rockfill Dam with Asphalt Concrete Core

    Wei Min, Zhou Heqing, Cui Dongdong

    Issue: Volume 4, Issue 4, December 2018
    Pages: 101-106
    Received: 21 August 2018
    Accepted: 1 November 2018
    Published: 29 November 2018
    DOI: 10.11648/j.ajwse.20180404.13
    Abstract: The asphalt concrete core wall has been widely used in various kinds of high dams because of its good performance of anti-seepage, deformation and rapid construction speed. In recent years, the leakage phenomena of some asphalt concrete core dams begin to occur, endangering dam safety. To determine the leakage status, location and access of the bit... Show More
  • Modelling the Impacts of Land Use Change on Stream Flow in the Kimwarer Catchment Using SWAT

    Daniel Kimutai Kiplagat, Julius Kipkemboi Kollongei, Clement Kiprotich Kiptum

    Issue: Volume 4, Issue 4, December 2018
    Pages: 107-116
    Received: 26 October 2018
    Accepted: 21 November 2018
    Published: 3 January 2019
    DOI: 10.11648/j.ajwse.20180404.14
    Abstract: The Kimwarer River basin covers 138.2 km2. It has experienced ecosystem degradation due to extensive farming that has impacted on water yield. This study was undertaken to assess the impacts of land use changes on river flow using SWAT, a mathematical model that has the potential to predict the impact of land management practices on water at catchm... Show More
  • Estimation of Potential Evapotranspiration by Different Methods in Handan Eastern Plain, China

    Yinqin Zhang

    Issue: Volume 4, Issue 4, December 2018
    Pages: 117-123
    Received: 28 November 2018
    Accepted: 25 December 2018
    Published: 18 January 2019
    DOI: 10.11648/j.ajwse.20180404.15
    Abstract: Potential evapotranspiration estimation is the foundation of water resources assessment. Based on the daily meteorological data during 2000-2005 of Linzhang Meteorological Station in Handan Eastern Plain, temperature-based Hargreaves method, radiation-based Priestley-Taylor method, and FAO Penman-Monteith method with comprehensive consideration of ... Show More