Numerical Study of Discharged Heat Water Effect on Aquatic Environment From Coastal Thermal Power Plant by Using Two Water Discharged Pipes

Int. J. Energy Optim. Eng. Pub Date : 2018-04-01 DOI:10.4018/IJEOE.2018040105

A. Issakhov

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Abstract

Thearticlepresentsanumericalstudyofthethermalloadontheaquaticenvironmentbyusingtwo waterdischargepipesundervariousoperationalcapacitiesofthermalpowerplant.Itissolvedbythe Navier-Stokesandtemperaturetransportequationsforanincompressiblefluidinastratifiedmedium. Theaimofthisarticleistoimprovetheexistingwaterdischargesystemforreducetheheatload onthereservoir-coolerofthethermalpowerplantsoperation(EkibastuzSDPP-1).Inthisarticle, thermalpollutionusingonlytwowaterdischargepipes,usingtheexistingoneandbuildingonlyone additionalintheeasternpartofthereservoir-coolerisnumericallysimulated.Thenumericalmethodis basedontheprojectionmethod,whichwasapproximatedbythefinitevolumemethod.Theobtained numericalresultsofthree-dimensionalstratifiedturbulentflowfortwowaterdischargepipesunder variousoperationalcapacitiesofthethermalpowerplantwerecomparedwithexperimentaldataand withthenumericalresultsforonewaterdischargepipe. KEyWORDS 5-Step Runge-Kutta Method, Ekibastuz SDPP-1, Navier-Stokes Equation, Operational Capacities of Thermal Power Plant, Stratified Medium, Thermal Discharge, Two Water Discharge Pipes

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沿海火力发电厂双排水管排放热水对水环境影响的数值研究

Thearticlepresentsanumericalstudyofthethermalloadontheaquaticenvironmentbyusingtwo waterdischargepipesundervariousoperationalcapacitiesofthermalpowerplant。Itissolvedbythe Navier-Stokesandtemperaturetransportequationsforanincompressiblefluidinastratifiedmedium。Theaimofthisarticleistoimprovetheexistingwaterdischargesystemforreducetheheatload onthereservoir-coolerofthethermalpowerplantsoperation(EkibastuzSDPP-1)。Inthisarticle, thermalpollutionusingonlytwowaterdischargepipes，usingtheexistingoneandbuildingonlyone additionalintheeasternpartofthereservoir-coolerisnumericallysimulated。Thenumericalmethodis basedontheprojectionmethod，whichwasapproximatedbythefinitevolumemethod。Theobtained numericalresultsofthree-dimensionalstratifiedturbulentflowfortwowaterdischargepipesunder variousoperationalcapacitiesofthethermalpowerplantwerecomparedwithexperimentaldataand withthenumericalresultsforonewaterdischargepipe。关键词:五步龙格-库塔法，Ekibastuz SDPP-1, Navier-Stokes方程，火电厂运行能力，分层介质，热排放，双排水管

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Int. J. Energy Optim. Eng.

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