Page 103 - 《水资源与水工程学报》2023年第4期
P. 103
!34 " ! 4 # & ' ( ) & * + , - Vol.34No.4
2023 $ 8% JournalofWaterResources&WaterEngineering Aug.,2023
DOI:10.11705/j.issn.1672-643X.2023.04.12
ÃÅĨþ6×6¾ÅÆJû<½dDE
1 1,2 1 1 1 3
,` , m , K_ , , fx ,
(1. ðõNO&P @JK8BNO&P, ·0 ðõ 330099;2. ·0@A@CDK@&ѾÛå,
·0 ðõ 330099;3. @A@CD2¢û, ·0 Ñ 344100)
H I: ?oZVÁ¯Ø·@v2ëÎ^@¡º%ÙÚ, xy@¡ÑÒ^UVÇÈ, 'xëÎ@¡fV
Ç oÁ¯Ø·@^@¡ÑÒ}¶.。
¤6Ò、 8õ、 J、 PÛWRëÎ^@¡2ù×, QX
hê>Ùt@¡“ õ” ^ÑÒ, Äxy@¡ÑÒØ·@¢^âãUVÇÈ。¯ï: Á¯@¡f
VÇ j° P- Ⅲ·¸; u;<@ÿRÉw'8f ^dZ=ëÎ@¡ÑÒ, %&ÃÄoÁ¯Ø·@ÎV^
@¡, Ë÷^<ÆQ°¿ÊÑÒý; 9KÁ¯Ø·@@¡fV^®? TP、pHÆW COD;
RëÎ@¡“ õ” ^Ôî? TP, õf ? 12.29%; 6ÒWJëÎ^Ôî? COD, õf ·k
´ 2.58%W 2.73%; 8õWPÛëÎ? pHÆ, õf ·k? 1.82%W 3.29%。'x»=p, µÎ[{|@
¡®^õf , Â=ëÎ@¡ÑÒý, µQ9K@¡ÿRÉw^®, @?*@V@¡^Á
ÍuÕH«ùQ。
JKL: @¡fVÇ ; @¡ÑÒ.; ÑÒý; âã·¸; Á¯Ø·@
MNOPQ:X824;X524 7RSTU:A 7VWQ:1672643X(2023)04009908
Riskassessmentmethodofwaterqualityinthewaterwayof
PoyangLaketoYangtzeRiver
1
1
3
1
1
1,2
ZHOUHanjie,TANGMing ,XUWentao,XIEQianchen,WUYuze,HELi
(1.SchoolofHydraulic&EcologicalEngineering,NanchangInstituteofTechnology,Nanchang330099,China;2.JiangxiKey
laboratoryofHydrology -WaterResourcesandWaterEnvironment,Nanchang330099,China;
3.FuheHydrologyandWaterResourcesMonitoringCenter,Fuzhou344100,China)
Abstract:Inordertoquantifythewaterqualitypollutionsituationofthemonitoringsectionsandexplore
thevariationofwaterqualityrisk ,thewaterqualityriskofthewaterwayofPoyangLaketoYangtzeRiver
wasevaluatedbasedonthemonthlywaterqualitydeteriorationrateofdifferentmonitoringsections.The
waterqualitymonitoringdataofWucheng ,Duchang,Laoyemiao,XingziandHamashisectionswerese
lectedtosimulatetherisksofexceedingwaterqualitystandardsunderdifferentscenarios,andthespatial
andtemporalvariationofwaterqualityriskinthewaterwaywasdiscussed.Theresultsshowthatthe
monthlydeteriorationrateofwaterqualityinPoyangLakefitsthep- Ⅲ distribution.Becausethewater
qualityriskofthesectionisdefinedfromtheperspectiveoftheprobabilityofoccurrenceofharmfule
vents ,thewaterqualityproblemsfacedbythewaterwayofPoyangLaketoYangtzeRivercanbeaccu
ratelydescribed ,andtheproposedriskthresholdcanreasonablycharacterizetherisklevel.Themainin
dicesaffectingwaterqualityofthewaterwayareTP,pHandCOD.TPisthecontrolindexthatcauses
thewaterqualityofHamashitoexceedthestandard,andtheprobabilityofexceedingthestandardis
12.29%;thecontrolindexofWuchengandLaoyemiaoisCOD,withtheprobabilityofexceedingthe
standardof2.58% and2.73% respectively;andpHismainlyresponsibleforthedeteriorationofwater
qualityinDuchangandXingzi,andtheprobabilityofexceedingthestandardis1.82% and3.29% re
!"#$:20220915; %$:20230210
'()*: ·0@J 2020 &Ñ%;)*(202022ZDKT06)
+,-.: \*(1998—), ., ·0Ñ3, ß5;<8, ;<=>?@AK@CD。
¥¦+,: (1972—), ., 1xÒ3, 45, ª67, ;<=>?@ÐØRÑÒÍ、 ÒÂ@J。