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題 名 | 屏東平原地下水人工補注之可行性研究=A Feasibility Study on Artificial Recharge of Groundwater for Pingtung Plain |
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作 者 | 丁澈士; 周建名; | 書刊名 | 農業工程學報 |
卷 期 | 49:2 2003.06[民92.06] |
頁 次 | 頁69-78 |
分類號 | 443.67 |
關鍵詞 | 屏東平原; 人工湖; 數值模式; 地下水補注; Pingtung plain; Artificial lake; Numerical model; Artificial recharge of groundwater; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究針對林邊溪上游規劃選取兩處人工湖址;及高屏溪中游規劃抽水井並選取兩處人工湖址,研擬以人工湖泊法入滲補注地下水含水層五個方案及抽水井兩方案佈置開發利用之可行性研究。經方案模擬結果顯示,以設置人工湖與不設置人工湖作比較,可以發現於地下水位之補注有明顯的改善。以同時放置多口人工湖或單口人工湖,則水頭增量也會有不同之差異,尤其以大嚮營農場為最,萬隆農場次之,吉洋地區最差;研究結果亦顯示,於高屏溪中下游處加設抽水井群,其水頭差以溪埔觀測站水位降低最少;里港觀測站降低最多。若於林邊溪流域增設抽水井群,其水頭差以崎峰觀測站水位降低最少;新埤觀測站降低最多。 為尋求達成地下水人工補注之效果及確定影響入滲補注相關因子,本研究建議應先行設置小型人工補注湖之先驅試驗,藉由試驗暸解相關因子及現地資料並應用已建立之數值模式;再分析補注量及對地下水位之影響,俾能得出最佳之補注池之設計,也提供屏東平原水資源永續開發利用與保育之參考。 |
英文摘要 | This paper is to focus on the feasibility study by artificial recharge of groundwater. A series of well fields along the Kaoping River and four sites of artificial lake along the Linpien River have been thus selected for scenario simulation to solve the water resources development and management in the plain. In order to focus on the favorable evaluation for artificial recharge lake, twelve scenarios have been carried out using the numerical simulation model in the thesis. To re-dense the grid of model and simulate the real scale of artificial lake have also been established. Based on the results of the simulation, to set up the artificial recharge lake is better than to no set up artificial recharge lake for groundwater recharge have been found on the groundwater hydraulic head rise. In the scenario simulation, to set up one artificial recharge lake and over one artificial recharge lake can be found the different of flux from indicated cell, especially Sugarcane Farm located at Ta-Hsiang-Yin is the best one, Wanlong and Jiyang are in sequence. To install pumping well fields along Kaoping and Linpien Rivers, the difference of hydraulic head is much more less from Hsinpu Observation Well than Likang, and Gifeng Observation Well than Hsinpei individually. With an aim to achieving the efficiency of artificial recharge of groundwater and confirming the relative factors of infiltration recharge, the recommendations to propose the small-scale pilot experiment should be tested before practice. The better understanding will be gained from the pilot test together with in-situ information to import into the simulation model. From the calibrated model, it can predict the groundwater recharge amount and water level changes through the optimized design of recharge basins. The well results can be provided to the sustainable water resources development and management for Pingtung Plain. |
本系統中英文摘要資訊取自各篇刊載內容。