Guide to the preparation of theses and dissertations. Use of dar zarrouk curves in the interpretation of vertical electrical sounding data by anel a. Dar zarrouk parameter of longitudinal conductance revealed that transmissivity within the area ranges from 0. Pdf determination of dar zarrouk parameters for prediction of. The exploitation of dar zarrouk parameters to differentiate between fresh and saline groundwater aquifers of sinjar plain area. Darzarrouk marameters darzarrouk parameters consist of the transverse resistance and longitudinal conductance. Pdf prediction of permeability anisotropy using darzarrouk. The subsurface geology of the investigated area was mapped using a combined 2d gpr and ves techniques. Using geoelectric soundings for estimation of hydraulic. The range and the mean values of darzarrouk parameters are 9. These primary parameters were used to determine the darzarrouk parameters and the electrical conductivity. Saline groundwater interface in south punjab of pakistan. Natural vulnerability estimate of groundwater resources in the. Derived relations between geoelectric and hydraulic parameters in bara basin, sudan mohamed, n.
Niwas and singhal 1981 show that the darzarrouk parameters for the horizontal, homogenous and isotropic layer could be obtained as follows. Science and education publishing, publisher of open access journals in the scientific, technical and medical fields. Determination of darzarrouk parameters for prediction of. Based on the analogy between darcys law for groundwater flow and ohms law for electric current flow, a methodology has been developed to estimate the hydraulic conductivity and transmissivity of hard rock granite aquifer from geoelectrical parameters. Estimation of hydraulic parameters in coastal aquifers is an important task in groundwater resource assessment and development. Further to this, dar zarrouk parameters namely longitudinal unit conductance s, transverse unit resistance t and coefficient of anisotropy. Correlation coefficient between the modeled transmissivity and hydraulic conductivity gave r 2 value of 0.
Udoinyang and igboekwe greener scholarly publications. The parameters t and s were named the dar zarrouk parameters by maillet 1947. Prediction of hydraulic conductivity from dar zarrouk parameters using artificial neural network article pdf available in indian journal of geosciences 721. The dar zarrouk parameters dzp defined by the longitudinal unit conductance in. The curve types characterizing the survey area are a, ak, h, and hk. Application of dar zarrouk parameters to evaluate aquifer.
Evaluation of dar zarrouk parameters of parts of federal. Shakir department of geology, college of science,university of baghdad,bagdad,iraq. Geoelectrohydraulic parameters of shallow sandy aquifer in. These parameters include, but are not limited to, margins, formatting and style, sequence of pages, tablefigure placement, and spacing. Groundwater resources are not free from contamination. Faculty of petroleum and minerals fpm al neelainuniversity. The estimation and significance of darzarrouk parameters in.
Joint application of ground penetrating radar and electrical. Using dar zarrouk parameters determined for the area, three aquifer. The results show a subsurface sequence consisting of three to four geoelectric layers. The scope of the principle of equivalence is expanded beyond its com. The economic aquifers have thicknesses ranging from 27. You can open odt files with any text editor although any formatting will be lost. I will divide dsr2014 into about 25 parts not more than 100 items and send to each member for updation both pdf and excel files will be sent, you have to update the excel file as per the pdf file dsr2014 dar2014 in pdf are attached herewith. Estimation of aquifer transmissivity from dar zarrouk parameters in porous media. Jun 12, 20 the subsurface resistivity layer parameters of 47 vertical geoelectrical soundings are analyzed for a rectangle shaped area of 70 km 2 from the gulf of aqaba coast. Syllabus for interviewexam, if desired by the concerned. The results indicate that the transmissivity values in the aquifer of interest vary from 553.
The aim of this study is to produce a pharmaceutical grade single cell product of arthrospira from a mixed culture. The evaluation of the aquifer transmissivity in ekpoma area of edo state, nigeria, was carried out by the application of the dar zarrouk parameter. Our new medium has the ability to inhibit different forms of cyanobacterium and microalgae except the chlorella. Dar zarrouk parameters to estimate the transmissivity. The resulting relation was interpreted with dar zarrouk parameters to infer the transmissivity variations at other vertical electrical sounding locations, where k values are unknown. Natural vulnerability estimate of groundwater resources in. Pdf the predicti on of the protective capacity of agbani sandstone. Introduction the continuous growth of population and development projects in the area has contributed to the indiscriminate existence of failed boreholes and dry wells which pose great concern to the people of the region. The dar zarrouk parameters evaluated showed that the study area has good groundwater potentials with values of reflection coefficient ranging from 0. As a condition in sandy clay free hydrogeological en. Aquifer transmissivity, dar zarrouk parameters and the direction of flow of suspended particulate matter in boreholes in mouau and the kwa ibo river umudikenigeria udoinyang, ifiok efiong 1 and igboekwe, m. Also, the competency of the strata on which the foundation is to be placed was assessed using the darzarrouk parameters. Significance of dar zarrouk parameters in the exploration of quality affected coastal aquifer systems article pdf available in environmental geology 455.
The dar zarrouk variable is the transversal unit resistance t, the depth integral of the transverse resistivity perpendicular to the strata. Lithological identification and underground water conditions. An attempt is made to estimate these parameters using geoelectrical data in combination with porewater resistivity of existing wells. Geoelectric delineation of hydrocarbon spill in abesan lagos. Convert odt to pdf online and free this page also contains information on the odt and pdf file extensions. Groundwater condition based on geoelectrical technique and.
These primary parameters were used to determine the dar zarrouk parameters and the electrical conductivity. Sources of ip, membrane and electrode polarizations, time domain and frequency domain measurement of ip, chargeability, percent frequency effect and metal factors, apparent chargeability over layered earth, electromagnetic coupling. Zohdy abstract graphical and numerical methods including programs for an electronic desk calculator are given for the construction and inversion of dz dar zarrouk curves. The guide does not address issues of content such as grammar, punctuation or wording. The dar zarrouk parameters form the basis of a suggested procedure for optimizing the optimal stages of groundwater exploration in similar arid and semiarid regions where there is a general. However hydraulic conductivity in the area ranges from 0. Estimation of aquifer transmissivity from darzarrouk parameters in porous media. Spatial variation of aquifer parameters from coastal aquifers. Dar zarrouk parameter as a tool for evaluation of well.
In the present study, 29 resistivity soundings were analysed along with 29 water samples, collected from the respective dug wells and. The subsurface resistivity layer parameters of 47 vertical geoelectrical soundings are analyzed for a rectangle shaped area of 70 km2 from the gulf of aqaba coast. Aquifer transmissivity dar zarrouk parameters and groundwater. Dar zarrouk parameters as a tool for the evaluation of fresh. U 2 rhema university, aba abia statenigeria, micheal okpara university of agriculture, umudike abia statenigeria. The exploitation of darzarrouk parameters to differentiate. Estimating transmissivity from surface resistivity soundings citeseerx.
Odt to pdf convert your odt to pdf for free online. Read full text articles or submit your research for publishing. Derived relations between geoelectric and hydraulic. Faculty of petroleum and minerals fpm al neelainuniversity sudan 1. Based on the transmissivity and transverse resistance maps, they were able to identify zones where the aquifer was productive. Hydrogeophysical parameters estimation for aquifer. The longitudinal conductance map shows that the impermeability of the confining clay layer is about 17. Pdf the interpreted earth subsurface resistivity layer parameters of 55. The aims of the present study are the shallow groundwater aquifer determination and calculate the electric parameters of the overburden to achieve the easiest way for detecting groundwater contamination and considered it during the planning of new development projects. Pdf significance of darzarrouk parameters in the exploration of. Geophysical and physicochemical investigation of groundwater. Contour patterns of the geophysical parameters and those of natural recharge have been analyzed and a qualitative relation in their behavior was. Where aquifers are generally clayfree, inverse relation ships are.
Vertical electrical sounding, dar zarrouk parameters, nkporo formation, afikpo sandstone 1. The aquifer parameters estimated from the geoelectrical method for 48 ves points using dar zarrouk parameter transverse unit resistance are in agreement with results obtained from pump test. If the address matches an existing account you will receive an email with instructions to retrieve your username. For example, even if inside the dar file is a video file like an mp4, which you want to convert to avi, you cannot convert the dar file directly to an avi file. The transverse unit resistance t r and the longitudinal conductance l c both are darzarrouk parameters are defined as follows. Select pdf as the the format you want to convert your odt file to. It establishes the technical parameters within which all students must work.
Instead, you need to first extract the contents out of the dar file with disk archive and then convert one of those files to a compatible format like mp4 to avi, mp3 to wav, etc. Determination of aquifer parameters using geoelectrical. The direction of groundwater movement can be understood in the fact that groundwater level is typically highest to the discharge areas where. Also, the competency of the strata on which the foundation is to be placed was assessed using the dar zarrouk parameters. Geophysical expression of natural recharge in different. Estimation of aquifer transmissivity using dar zarrouk. A quiet room, free of distractions for young students, a childsized table with two chairs dar. The dar zarrouk variable is the transversal unit resistance, the depth integral of the transverse resistivity perpendicular to the strata. The aim of this paper is to establish an analytical relationship between the aquifer par ameters for porous media and the socalled darzarrouk parameters so that the former can best be estimated from the surface resistivity measurements. Pdf estimation of hydraulic conductivity and transmissivity. Jun 2, 2015 abudu, edo state, nigeria, in order to investigate the aquifer transmissivity, dar zarrouk parameters and groundwater flow direction of the may 2, 1983 printer 9871 a, casette unit 9875 a and real time watch 98035 a with interface from this data, the dar zarrouk parameters, i. Open office of which odt is part of was developed by sun microsystems.
Niwas and singhal 1981 show that the dar zarrouk parameters for the horizontal, homogenous and isotropic layer could be obtained as follows. Estimation of aquifer transmissivity from darzarrouk. The aquifer parameters of transmissivity and hydraulic conductivity were calculated from the pump test data using aquifer test pro software for seven wells. Abstract the combination of layer resistivity and thickness in the so. If the aquifer is a clayey or shaly sand, then the formation factor becomes apparent f a. Zarrouk parameterslongitudinal unit conductance, transverse unit resistance, longitudinal resistivity, and transverse resistivityhas been compared with the behavior of the natural recharge in two geological terrains. An attempt has also been made to estimate aquifer transmissivity from resistivity data. This study is a trial to predict the relationship between the formation resistivity data and some petrophysical properties of rocks in tut and khalda oil fields at the northern western desert, egypt. The common parameter, aquifer thickness t, has been used to combine the two relations and form an analytical equation. Sep 09, 2018 jun 2, 2015 abudu, edo state, nigeria, in order to investigate the aquifer transmissivity, dar zarrouk parameters and groundwater flow direction of the may 2, 1983 printer 9871 a, casette unit 9875 a and real time watch 98035 a with interface from this data, the dar zarrouk parameters, i. Pdf the dar zarrouk parameters of the area were studied to determine aquifer parameters of the study area. The exploitation of darzarrouk parameters to differentiate between fresh and saline groundwater aquifers of sinjar plain area.
The estimation and significance of darzarrouk parameters. Estimation of aquifer transmissivity using dar zarrouk parameters. Dar zarrouk marameters dar zarrouk parameters consist of the transverse resistance and longitudinal conductance. Delineating aquifer systems using dar zarouk parameters. Since dar zarrouk parameters are also bulk parameters. Pdf delineation of aquifers using dar zarrouk parameters. The subsurface resistivity layer parameters of 47 vertical geoelectrical soundings are analyzed for a rectangle shaped area of 70 km 2 from the gulf of aqaba coast. Pdf prediction of hydraulic conductivity from dar zarrouk. Use of dar zarrouk curves in the lnterjfetation of vertical. In this study, darzarrouk dz parameters, namely the longitudinal.
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