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A Straight-Line Method for Analyzing Residual Drawdowns at an Observation Well

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dc.creator Cimen, Mesut
dc.date 2014-12-31T22:00:00Z
dc.date.accessioned 2020-10-06T11:22:09Z
dc.date.available 2020-10-06T11:22:09Z
dc.identifier bf8de360-2790-4d07-83bd-c699ccae5316
dc.identifier 10.1155/2015/978040
dc.identifier https://avesis.sdu.edu.tr/publication/details/bf8de360-2790-4d07-83bd-c699ccae5316/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/70976
dc.description Determination of the hydraulic parameters (transmissivity and storage coefficients) of a confined aquifer is important for effective groundwater resources. For this purpose, the residual drawdowns have been in use to estimate the aquifer parameters by the classical Theis recovery method. The proposed method of this paper depends on a straight-line through the field data and it helps to calculate the parameters quickly without any need for long-term pumping data. It is based on the expansion series of the Theis well function by consideration of three terms, and this approach is valid for the dimensionless time factor u' = S'r(2)/4Tt' <= 0.2. The method can be applied reliably to extensive and homogeneous confined aquifers resulting in different storage coefficients during the pumping and recovery periods (S not equal S'). It presents a strength methodology for the parameters decision making from the residual data in the groundwater field of civil engineering.
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title A Straight-Line Method for Analyzing Residual Drawdowns at an Observation Well
dc.type info:eu-repo/semantics/article


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