85 articles for “flow field”

Research ArticleOpen accessIn the abstractThe Effect of Human Activities on River Bank Stability (Case Study)Mojtaba Yamani, Abolghasem Goorabi, Javad DowlatiProblem statement: Investigation of interaction of human activities and rivers has become a important problem because they have essential role on rivers morphology. So, in this study Atrak River in North-East of Iran has been considered. Approach: The aim of this research was to determine human impact on the Atrak River morphology in the past and estimation of future outcomes. … …American Journal of Environmental Sciences, Vol. 7, Issue 3 · 11 Jul 2011 · 9,617 accessesView PDF Cite

Research ArticleOpen accessIn the abstractBasic Theoretical Backgrounds of the Engineering Design Procedure of a Drying PlantJamil Sami HaddadProblem statement: This study was made to reduce energy consumption and increase productivity of drying process in many industries, to achieve the required aim, design arithmetic methods and choose the parameters of the drying machine and computing additional factors including characteristics of materials and air flow effect. Approach: The design of these types of dryers did not include the addressed … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 2 · 30 Jun 2009 · 7,490 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordAdvective Heat Transport in an Unconfined Aquifer Induced by the Field Injection of an Open-Loop Groundwater Heat PumpStefano Lo Russo, Glenda TaddiaProblem statement: The increasing diffusion of low-enthalpy geothermal open-loop Groundwater Heat Pumps (GWHP) providing buildings air conditioning requires a careful assessment of the overall effects on groundwater system, especially in the urban areas. The impact on the groundwater temperature in the surrounding area of the re-injection well is directly linked to the aquifer properties. Physical processes affecting heat transport within … …American Journal of Environmental Sciences, Vol. 6, Issue 3 · 30 Jun 2010 · 7,970 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordFuzzy Inference System Based Power Factor Correction of Three Phase Diode Rectifier Using Field Programable Gate ArraySundar Rajan Giri Thulasiraman, Christober Asir RajanThis study describes a novel method in improving the input current total harmonic distortion as well as power factor of a three-phase diode rectifier circuit. In this method, three bidirectional switches comprising MOSFET and four diodes are used across the three-phase supply and load. In a three-phase rectifier only two diodes conduct at any given time. As a result, the … …American Journal of Applied Sciences, Vol. 10, Issue 9 · 24 Aug 2013 · 6,877 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordImpact of Training Program to Rationalize Consumption of Domestic Water UsagesMohammad Said DamanhouriProblem statement: Reducing water consumption in terms of scarcity of water in Jordan which needs to rationalize consumption of the domestic water usages by some families in Amman-Jordan. Approach: This study aimed to decrease water consumption in household usages and to involve and encouraging the pioneer students in voluntary efforts to reduce domestic water. The study sample consisted of 121 … …American Journal of Applied Sciences, Vol. 9, Issue 8 · 20 Jun 2012 · 7,067 accessesView PDF Cite