Evaluation of Scale Problems for Libyan Water Wells

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The presence of salts in water is a common phenomenon that leads to scale problems under certain operating conditions. The formation of scale from water is troublesome problem .these deposits may be found in domestic hot water heaters and in several of cooling water systems such as heat exchangers. These deposits are undesirable because such uncontrolled scale may build up to such an extent that flow through pipes is reduced as well as fouling. More over this problem leads to shut down of the plant units consequently.this may increase the production and maintenance costs The objective of this study is to evaluate and predict scale formation in different locations for Libyan water sources. and classify ground and surface water from corrosion and scale problem , using proper soft wares for calculating Langeliar saturation index (LSI). Many factors affecting scale and corrosion were involved in this study among of them temperature and PH of water as well as the chemical composition. The results of this study indicate the state of water wells for nine cities of Libya All water samples show that the scale tendency is affected by temperature of the wells and independent on wells depth .

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765-769

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May 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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