• Title/Summary/Keyword: Water supply and demand prospect

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Prospect and strategies of seawater desalination plant in Asia major countries (아시아 주요국의 해수담수화 플랜트 시장전망과 진출방안)

  • Sohn, Jin-Sik;Han, Ji-Hee;Kim, Suk-Hwa;Sheen, Dong-Woo;Lim, Jae-Han
    • Journal of Korean Society of Water and Wastewater
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    • v.24 no.2
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    • pp.157-164
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    • 2010
  • Seawater desalination has vest interest in terms of ultimate water resources for the countries suffering lack of water supply. Water demand is steadily increasing due to the population growth and industrialization in Asia. The objectives of this study are to prospect the desalination market in Asia countries including China, India and Singapore, and to propose possible strategies of getting through Asia water market. Water supply in China is increasing up to $5,322,060m^3$/d in 2015. Northeast coastal areas such as Tianjin, Shandong, Hubei, and Liaoning are expected rapid increase for water demand. The investment of water supply in India would be 1.74 billion dollars during 2006 to 2015. Chennai, Kutch, and Pondicherry have possibility in introducing seawater desalination plants. Singapore is focusing on water reuse, and operating three NEWater plants (water reuse plants). BOT with total solution providing financing, construction, operation etc. is an adequate strategy to getting through China water market, while desalination plant project connecting with power plant is desirable in India. The cooperative system with Korea and Singapore creates synergy effect regarding planning and operating experience of Singapore and EPC ability of Korea.

Evaluation on the water supply stability of nakdong river basin based on future scenarios (미래 시나리오 기반 낙동강 유역의 용수공급 안정성 평가)

  • Choi, Si Jung;Kang, Seong Kyu;Lee, Dong-Ryul;Kang, Shin-Uk
    • Journal of Korea Water Resources Association
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    • v.51 no.spc
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    • pp.1105-1115
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    • 2018
  • In Korea, there are only a few cases that quantitative evaluate the impacts of climate change on water supply. Therefore, to ensure stable water supply in the future, a water resources plan is needed to establish by analyzing the scenarios that take into consideration the various situations in the future. In this study, we analyzed the changes of various situations for the Nakdong River basin, and constructed it for the future scenario. The stability of the water supply was analyzed through the analysis of water supply and demand prospect for each scenario path. We selected the areas expected to experience difficulty in supplying water supply and analyzed the scenarios of future water shortage by region and water sector. Also, the effect of increasing water supply capacity through optimal integrated operation of water supply facilities was analyzed and presented. Analysis of the results shows that there is a difficulty in supplying water due to future climate change experienced in the Nakdong River basin. Therefore it is necessary to prepare various countermeasures in order to mitigate or solve this problem.