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the production of filamentous bacteriacausesludge bulking
specific filamentous bacteriacausingsludge bulking
as the presence of filamentous bacteria , andcan provokesludge bulking
overgrowth of filamentous bacteria in sludge(passive) is mostly caused bySludge bulking
Filamentous bacteria ... their high growthcausessludge bulking
the filaments and filamentous bacteria , such as Nocardia and Gordoniacausebulking in sludge
the filaments and filamentous bacteria ( commonly Nocardia or Gordoniacausingbulking sludge
the overgrowth of filamentous bacteria , especially Microthrix parvicella(passive) caused bySludge bulking
the excessive growth of filamentous bacteria in SBR2 with the absence of salts(passive) caused bysludge bulking
loss of stability(passive) caused bySludge bulking
filamentous microorganisms , which leads to poor settling(passive) caused bysludge bulking
high organic loads , high summer temperatures and inevitable low dissolved oxygen(passive) likely caused byfilamentous sludge bulking
the presence of filimentous bacteria ... sufficientto causesludge bulking
the growth of bacteriacausesludge bulking
Type 0041 filaments(passive) caused bysludge bulking
growth of filaITIentous bacteriacan causebulking sludge
The excessive growth of these granby bacteriacausessludge bulking
adjustment.• Operates with feed - starve selectivity , So / Xo operation ( control of limiting substrate tomicro - organism ratio ) , and aeration intensityto preventfilamentous sludge bulking
Low Concentration of Dissolved Oxygen and Phosphorus Deficiency and Its Control Environmental Sciences , 2007,28(3:)545 - 550 ( EI(passive) Caused byfilamentous Sludge Bulking
The presence of a large amount of bacterial filaments in activated sludge can contribute to poor settlement of the activated sludge flocs in sedimentation tanksresultingin sludge bulking
by supplying more air into the aeration tank or by providing a detention reservoir before the aeration tank to make the load on the aeration tank uniform over time(passive) is conventionally preventedSludge bulking
The lack of good floc structuring in the MBRresultedin sludge bulking
exaggerates growthcausesbulking sludge
Factors such as waste characteristics and composition , nutrient contents , pH , temperature , and oxygen availabilitycan causesludge bulking
the environmental conditionscausingsludge bulking
the factorcausingfilamentous sludge bulking
Acids and basesmay causesludge bulking
Filamentous growthsresultedin sludge bulking
Excessive amount of fungi Geotrichum in AScan causesludge bulking
filamentous micro - organismcausessludge bulking
the growth of filamentous organismscan causesludge bulking
optimum growth conditionspreventedsludge bulking
Aerobic selectorspreventfilamentous sludge bulking
The powerful natural enzymes in MicroActive–6500 successfully degrade these solids into fatty acidspreventingbulking of sludge
However , under aerobic conditions , a low concentration of organics usually facilitates the propagation of filamentous colonythereby resultingsludge bulking
a moldcausesbulking of the sludge
various problems including low dissolved oxygen , low food to microorganism ratio , nutrient deficiencies and toxicity(passive) can be caused bySludge bulking
and DO are also knownto causesludge bulking
the settling characteristicsresultedin sludge bulking
conditions selectively favorable to high surface area to volume microphilic aerobes such as Sphaerotilus natans and Leptothrix ochracea ... the presence of whichmay resultin bulking sludge
in significant shift in bacterial compositions from Proteobacteria dominance to Actinobacteria dominance , characterized by the significant presence of filamentous ‘ Candidatus Microthrix parvicellaresultedin significant shift in bacterial compositions from Proteobacteria dominance to Actinobacteria dominance , characterized by the significant presence of filamentous ‘ Candidatus Microthrix parvicella
poor settling characteristic of the biomass High percentage of total suspended solids in the effluent Excessive and heavy foaming in the aeration basin which spirals out of control Low effluentcausespoor settling characteristic of the biomass High percentage of total suspended solids in the effluent Excessive and heavy foaming in the aeration basin which spirals out of control Low effluent
the sludge blanket to rise to the point where excessive solids are carried over the clarifier weirswill causethe sludge blanket to rise to the point where excessive solids are carried over the clarifier weirs
in washout of MLSSresultedin washout of MLSS
a decrease in biomass or floating sludge leading to undesired sludgecauseda decrease in biomass or floating sludge leading to undesired sludge
secondary clarifier(passive) caused bysecondary clarifier
in the loss of sludge inventory to the effluentcan resultin the loss of sludge inventory to the effluent
to a suspended solids concentration in the effluent of the secondary clarifiers of normally 70 – 100 mg / l that rises seasonally to 300 mg / l and has peaks of up to 600 mg / lleadsto a suspended solids concentration in the effluent of the secondary clarifiers of normally 70 – 100 mg / l that rises seasonally to 300 mg / l and has peaks of up to 600 mg / l
severe operational problems in the extended aeration system and sand filtercausessevere operational problems in the extended aeration system and sand filter
to suspended solids entering the environmentleadingto suspended solids entering the environment
a decrease in RAS SS concentrationgenerally will causea decrease in RAS SS concentration
the field(passive) influenced bythe field
sludge separation problems(passive) caused bysludge separation problems