Primary sludge definition

Primary sludge means sewage sludge removed from primary settling tanks designed in accordance with this chapter that is readily thickened by gravity thickeners designed in accordance with this chapter.
Primary sludge means sewage sludge removed from primary settling tanks that is readily thickened by gravity thickeners.
Primary sludge means the solid Organic Waste generated in the pre-treatment step of the Wastewater Treatment System;

Examples of Primary sludge in a sentence

  • Primary sludge and scum shall be removed using positive displacement pumps.

  • Honourable Members, you will be aware that I remain concerned about the issue of potential conflict of interests.

  • I believe that it is essential that my children and all children receive a complete and equitable education.

  • The high cost of the digital transition and the low means of African states will urge most of them to run again for external financing sources.

  • Primary sludge generally digests more completely than waste activated (secondary) sludge and gives a higher volatile solids reduction.

  • Approximately 80–95 % of that Method Feedstock Degree of organic matter stabilization (% dm) Reference C was organically bound with carbonate as the remaining Thermal analysis Primary sludge 32 Gómez inorganic C (Chantigny et al.

  • The plant uses direct measurement of Total Residual Chlorine (TRC), in the final effluent for monitoring and compliance.2.6 Solids Handling‌ Primary sludge and scum, from the Primary Clarification Tanks, is first fed into primary anaerobic digesters.

  • Primary sludge removal was found to be missing from the WWTP in Santa Catarina Palopó and is thus not considered.

  • Figure 32nd Generation ATAD Schematic (Thermal Process) JET AERATION MANIFOLDJET MOTIVE PUMPBLOWERFOAM CONE EDUCTORFOAM LAYER SYSTEM DESIGN CRITERIA The Three Rivers ATAD is designed to treat three sources of waste solids listed below and in Table 1: • Primary sludge at 4.5% TS• TWAS thickened in a rotary drum thickener at 5% Ts• Septage, screened and degritted in a combination septage treatment station.• The sludges are combined in a common well and decanted to remove excess water.

  • Primary sludge is anaerobically digested and waste activated sludge is thickened and aerobically digested.


More Definitions of Primary sludge

Primary sludge means sewage sludge removed from primary settling tanks designed in accordance with

Related to Primary sludge

  • Sludge means any solid, semi-solid, or liquid waste generated from a municipal, commercial, or industrial wastewater treatment plant, water supply treatment plant, or air pollution control facility exclusive of the treated effluent from a wastewater treatment plant.

  • Sewage sludge means a solid, semi-solid, or liquid residue generated during the treatment of domestic sewage in a treatment works as defined in section 6111.01 of the Revised Code. "Sewage sludge" includes, but is not limited to, scum or solids removed in primary, secondary, or advanced wastewater treatment processes. "Sewage sludge" does not include ash generated during the firing of sewage sludge in a sewage sludge incinerator, grit and screenings generated during preliminary treatment of domestic sewage in a treatment works, animal manure, residue generated during treatment of animal manure, or domestic septage.