金海水庫(kù)水質(zhì)時(shí)空變化特征及水環(huán)境質(zhì)量研究.pdf

1、分類號(hào)X824學(xué)校代碼UDC10129502學(xué)號(hào)2012206007金海水庫(kù)水質(zhì)時(shí)空變化特征及水環(huán)境質(zhì)量研究TheStudyonSpatialtempalacteristicsofWaterQualityWaterEnvironmentQualityinJinhaiReservoir申請(qǐng)人：魏樂(lè)學(xué)科門類：工學(xué)學(xué)科專業(yè)：市政工程研究方向：水環(huán)境污染與防治指導(dǎo)教師：裴國(guó)霞教授論文提交日期：二〇一五年六月FinancedByInnerMong

2、oliaNaturalScienceFound（2011MS0611）TheStudyonSpatialtempalacteristicsofWaterQualityWaterEnvironmentQualityinJinhaiReservoirAbstractJinhaireservoirisoneoftheimptantwaterresourcesintheYellowRiverDiversionProjectintoHohhotc

3、itythatthequalityofthewateriscloselyrelatedtothehealthofthecitizensintheurbanareaaswellastheproductiondevelopmentinthesociety.AwatersamplingwascollectedeverymonthfromJune2012toMay2013toconductindomonitonthewaterqualityin

4、dexidentifythephytoplanktonspeciesmaketheanalysisoftempalspatialvariationonthewaterqualityofthereservoirbasedontheexperimentaldatastudythestructuralacteristicsofthephytoplanktonevaluatethewaterenvironmentqualitywhichwkso

5、utthefollowingconclusions:(1)TheTNcontentinJinhaireservoiriscomparativelyhigherthantheannualaveragedwatersurfaceⅢclassstardwithNitrogenpollutionwhiletheNH3Ncontentexcessesthestardinwinterkeepscomparativelylowerconcentrat

6、ioninotherseasonstheconcentrationsofDO、TP、CODMninthewholeyeariscomparativelylowandmatchthewaterqualityrequirement.Thecontentofnitriteiscomparativelylowerfitsunstablecomponentswhilethecontentofnitrateiscomparativelystable

7、withlowervariation.Theaveragewatertemperatureallovertheyearis13℃theaveragepHvalueis8.16theannualaverageSDvalueiscomparativelylowerandtheChlacontentisincreasingdramaticallyinwinterwhileitisrelativelystableinotherseasons.I

8、nconclusiontheannualwaterqualityinJinhaireservoiriscomparativelygoodbutbasedontheseasonalcomparisonanalysismanyindexesarecomparativelyhigherinwinterwhichindicatesthewaterqualityinwinteriscomparativelybadeasilypolluted.(2

9、)Accdingtotheanalysisonthespatialvariationfeaturesofthewaterqualityindexinwinter(freezeupperiod)theheadconcentrationsoftheTNTPvaluesarecomparativelyhigherthemiddleconcentrationsofthemaremoderateandtheendconcentrationsoft

10、hemdisplaythelowertendencytheCODMnconcentrationvalueindicatesthetendencyofhigherinsoutheastlowerinnthwestwhiletheeasternNH3valueinthedleofthereservoirishighergraduallylowertothewestareatheoveralldistributiontrendoftheChl