in the range of 100 to 250 mg/L), solids recycle is not required as it is for activated sludge and IFAS ... Higher nitrification flux occurs for nitrification reactor (1) Lower organic loading rate (2) Minimal ... wasting, SRT control, sludge not been a significant issue in MBBR processes, though the design of mixers
There is a lot of sticky sludge in the food waste. ... The sludge goes to the landfill after being dryed. ... The sludge needs to be filterated so you remove it through the membrane filter and it goes to the CO2
Using this system inorganic sludge which contained less than 40 % of organic matter can be discharged ... inorganic sludge separation. ... stably and the maximum amount of separated inorganic sludge is 13.4 % of influent sludge based on dry
Activated sludge 일부를 다시 aeration tank로 보내주는데, Actizobial cell이 결합을 하고 있다. ... 그 다음 setting tank로 옮겨서 고형물을 가라앉히고 상등액은 Clear effluent를 빠져나간다. tank에서 가라앉는 고형물들을 Activated sludge라고 하는데 ... 못하는 것들을 확보(Amino acid synthesis) , Gas production, Odor production, Organic acid production, Glycosidase
ATTACHED GROWTH PROCESSES The volumetric oxygen uptake rates for BAFs are very high compared to activated sludge ... A smaller media size allows a greater organic loading due the higher bulk specific surface area and produces ... and emission of toxic organic compounds to the atmosphere System operation is simple and reliable 3-
Application of sludge for phytoremediation resulted in higher soil organic content that other treatments ... (Tunb) Miq was the highest in sludge treatment. ... organic manure on changes of soil chemical properties of abandoned zinc mine area.
When solubilizing sludge using thermal hydrolysis pre-treatment, organic phosphates, inorganic phosphates ... The anaerobic digestion process produces methane while stabilizing sludge. ... in phosphorus-accumulating organisms (PAOs), and iron-bound phosphorus (Fe-P).
wastes such as organic sludge, food waste, and livestock excretion. ... Biodegradable waste is organic material that can be broken into carbon dioxide, methane or simple organic ... Examples of organic waste include green waste, food waste, food-soiled paper, non-hazardous wood waste
Bioreactors are devices used by sewage treatment plants to process sewage and which produce active sludge ... The results with regard to organic substances before and after treatment differed depending on the organic ... In this study, the decomposition of organic carbon and nitrogen was studied by advanced oxidation process
The substrates of the co-digestion reactor were FWR and THP sludge at a 1:1 ratio. ... (conversion rate of TCOD to SCOD) of the THP sludge increased by 34%. ... Therefore, it is expected that the co-digestion reactor of FWR and THP sludge will ensure stable treatment
the volumetric organic loads could be increased to $2.7kg-BOD/m^3/day$(that of activated sludge is $0.8kg-BOD ... in the papermill wastewater sludge treatment process. 4. ... The concentration of the sloughed sludge in the reactor was 2.62~4.01%, so the thickener could be omitted
Phosphorus is an essential and irreplaceable element for all living organisms and its resource is limited ... Significant amount of used phosphorus is collected in sewage treatment plant as sludge. ... In case of sulphuric acid 95% of the total phosphorus in the sludge ash was leached by 0.2 N at the L
Process, Triple Sludge Process로 구분되며 이외에도 4단 Bardenpho Process등이 있다. (1) Singe - sludge Process 침전조가 ... 탈질시키는 공정으로 폐하수중 질소를 제거하기 위해서는 질산화와 탈질소화가 모두 필요하며 이 반응들을 위한 공들은 침전조수에 따라 Single Sludge Process, Dual sludge ... 생물학적 인 제거는 혐기 조건에서 미생물이 인을 방출하고 다시 호기 조건이 되면 방출한 인을 과잉으로 섭취하는 미생물인 phosphorus accumulating organisms(
In case with acetate, operation was hampered by the poor sludge settleability and phosphorus uptake was ... From this study, it was concluded that organic substrates, such as glucose seemed to be converted fatty ... Reactors of three different sizes were operated, being fed on five kinds of organic substrates.
A lab-scale Anaerobic Baffled Reactor (ABR) was applied to treat a primary sludge taken from a municipal ... Consequently, we found that a primary sludge became a good source of VFA production by the application ... Corresponding organic loading rates were 6.7, 3.4, 2.2, and 1.6 kgCODcr /m3·day.
Organic matter content decreased continuously overall decomposing process. ... In this study, we would identify the effects of water-extracts from sludge compost on seed germination ... from sludge compost in the early stage of decomposing process was greater than that of in the late stage
As NaCl concentration increased from 5 to 30g/L, sludge settleability was cnhanced but organic removal ... This research investigated efficient operation mode for the successful performance of SBR(sequencing ... hour-aerobic and 3-hour-anoxic operation during reaction period was found an effective operating method for organic
Above wastewater shows high pH, high organic strength and wide variation of organic loading. ... EG resulting from alkaline weight-reduction process and make trouble in the operation of activated sludge ... For the successful pretreatment process, the wastewater from weight-reduction process should be segregated
D4 Surface impoundment(e.g. placement of liquid or sludge discards into pits, ponds or lagoons, etc.) ... ) or other means to generate energy R2 Solvent reclamation/regeneration R3 Recycling/reclamation of organic ... D10 Incineration on land D11 Incineration at sea D12 Permanent storage(e.g. emplacement of containers