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題 名 | 哈盆溪集水區伏流水動態研究(3)=The Potential Subsurface Flow at Ha-pen Watershed(Ⅲ) |
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作 者 | 陳信雄; 楊蔚宇; 張振生; | 書刊名 | 國立臺灣大學農學院實驗林研究報告 |
卷 期 | 13:2=224 1999.06[民88.06] |
頁 次 | 頁119-128 |
分類號 | 436.19 |
關鍵詞 | 集水區; 地下水; 食鹽水檢層; 流速檢測; 伏流水; Watershed; Groundwater; Groundwater logging; Speed detection; Subsurface flow; |
語 文 | 中文(Chinese) |
中文摘要 | 福山哈盆集水區地層及地下水賦存狀態調查結果顯示,集水區為一特殊的封閉式 小集水區,地下水層似呈一傾斜之碗形。集水區地層主要由表土層、礫石層、黑色頁岩所構 成。礫石層為伏流水主要流動地層,伏流水流動層次大致介於4~10m之間,而較深層地下 水多在地表下20m以下地層。本次利用食鹽水檢層及地下水流速檢測的方法,對於福山試 驗集水區地下水的流動進行探討。由觀測結果顯示,地下水流動速率快,且夾雜著非常快速 的伏流水層次。於地表下15m範圍內的地層中,主要的流動層次介於地表下4.08~12.58m 之間水流流率q約為136cm /sec。 |
英文摘要 | Ha-Pen Watershed is a small closed watershed. The investigation indicated that gravel layer is the major layer of subsurface flow. The stratum can be distinguished into three different layers: surface soil, gravel and black shale. Subsurface flow layer is 4~10 m under the earth surface, and deeper groundwater layer is 20 m below the earth surface. The shape of groundwater basin is similar to a bowl. The survey of the subsurface flow at Ha-Pen Watershed had been accomplished using the groundwater logging method and the speed detection of subsurface flow insitu. The results revealed that the major groundwater flowing layer is between 4.08~12.58 m under the earth surface. The flow is very fast and is interlaced by several speedy subsurface flow layers. |
本系統中英文摘要資訊取自各篇刊載內容。