Arid
DOI10.1016/j.jafrearsci.2017.11.019
Modifying the analysis made by water quality index using multi-criteria decision making methods
Yousefi, Hossein1; Zahedi, Sina2; Niksokhan, Mohammad Hossein3
通讯作者Zahedi, Sina
来源期刊JOURNAL OF AFRICAN EARTH SCIENCES
ISSN1464-343X
EISSN1879-1956
出版年2018
卷号138页码:309-318
英文摘要

Groundwater should be considered as the most important drinking water resource in arid/semi-arid regions such as Karaj, Iran. Provision of drinking water with a preeminent quality is, accordingly, a real matter of concern in these regions. Despite being an essential factor for rating of under exploitation water wells, Water Quality Index (WQI) entails conflicting issues. As a result, Multiple-criteria decision making (MCDM) models, such as Technique for order preference by similarity to ideal solution (TOPSIS), Compromise Programing (CP) and Ordered Weighted Averaging (OWA) operators were adopted to alleviate contradictions involving WQI index. In the current paper, compromise programming was utilized assuming p = 1&2 and the average value of ranks attained from all the above MCDMs (Averaged value rating) was correspondingly cited as a rating reference. Putting the above MCDM models into practice, ultimately, led to striking variations not only in the rankings but in category of water wells. It was clarified that compromise programming when p values are assumed to be 1 and 2 (CP (p = 1) & CP (p = 2)), TOPSIS and OWA could be recognized as proper techniques to eliminate contradictions involving ranking by WQI index. (C) 2017 Elsevier Ltd. All rights reserved.


英文关键词Groundwater Multi criteria decision making Water quality index (WQI) Arid region Drinking purpose
类型Article
语种英语
国家Iran
收录类别SCI-E
WOS记录号WOS:000423637800024
WOS关键词GROUNDWATER QUALITY ; PENGYANG COUNTY ; TOPSIS METHOD ; CHINA ; MECHANISMS ; DERIVATION ; RIVER
WOS类目Geosciences, Multidisciplinary
WOS研究方向Geology
资源类型期刊论文
条目标识符http://119.78.100.177/qdio/handle/2XILL650/210365
作者单位1.Univ Tehran, Fac New Sci & Technol, Dept Renewable Energies & Environm, Tehran, Iran;
2.Univ Tehran, Fac New Sci & Technol, Dept Renewable Energies & Environm, Tehran 3158777871, Iran;
3.Univ Tehran, Fac Environm, Dept Environm Engn, Tehran, Iran
推荐引用方式
GB/T 7714
Yousefi, Hossein,Zahedi, Sina,Niksokhan, Mohammad Hossein. Modifying the analysis made by water quality index using multi-criteria decision making methods[J],2018,138:309-318.
APA Yousefi, Hossein,Zahedi, Sina,&Niksokhan, Mohammad Hossein.(2018).Modifying the analysis made by water quality index using multi-criteria decision making methods.JOURNAL OF AFRICAN EARTH SCIENCES,138,309-318.
MLA Yousefi, Hossein,et al."Modifying the analysis made by water quality index using multi-criteria decision making methods".JOURNAL OF AFRICAN EARTH SCIENCES 138(2018):309-318.
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