Deprecated: Function Automattic\Jetpack\Assets::add_async_script is deprecated since version 2.1.0 with no alternative available. in /home/urhb53uobpx1/public_html/blog/wp-includes/functions.php on line 5423
STP Plant | STP Plant Work Process
STP Plant (Sewage Treatment Plant)

STP Plant (Sewage Treatment Plant)

STP Plant

What is STP Plant & How does it work?

An STP Plant is designed to treat and process wastewater from domestic, industrial, or commercial sources. The primary goal of an STP is to remove contaminants, including solids, organic matter, and harmful microorganisms, to produce environmentally safe treated water or reusable effluent.

Components of an STP Plant

Preliminary Treatment:

Screening: Removes large objects like rags, plastics, and sticks that may damage equipment.

Grit Removal: Eliminates sand, gravel, and other heavy particles to prevent abrasion and wear on equipment.

Primary Treatment:

Sedimentation: Slows down the flow of wastewater to allow heavy solids to settle at the bottom, forming sludge, while lighter materials float to the top, forming scum. Both are removed for further treatment.

Secondary Treatment:

Utilizing microorganisms, biological treatment breaks down organic debris. Typical techniques consist of:

Activated Sludge Process: Aerobic bacteria consume organic pollutants in aeration tanks.

Trickling Filters: Wastewater trickles over a bed of media where biofilms of bacteria degrade the organic content.

Lagoons: large, shallow ponds where natural biological processes treat the wastewater over time.

Tertiary Treatment:

Advanced Filtration: Removes remaining suspended particles using sand filters, membrane filters, or activated carbon.

Disinfection: Kills remaining harmful microorganisms using chlorine, ultraviolet (UV) light, or ozone.

Sludge Treatment:

Thickening: Concentrates sludge by removing excess water.

Digestion: Anaerobic or aerobic processes break down organic material in sludge, reducing volume and Odor.

Dewatering: Further removes water from sludge to produce a semi-solid material that can be disposed of or used as fertilizer.

Related Topic: Portable Sewage Treatment Plant

How an STP Plant Works

  1. Influent Entry: Wastewater enters the plant through pipes and channels.
  2. Screening and Grit Removal: Large debris and grit removed to prevent damage and blockages.
  3. Primary Settling: Wastewater flows into primary clarifiers, where solids settle, and scum rises to the surface.
  4. Aeration and Biological Treatment: The primary effluent moves to aeration tanks or trickling filters, where bacteria break down organic matter.
  5. Secondary Clarification: Treated water enters secondary clarifiers, where the remaining solids settle out.
  6. Tertiary Treatment: The secondary effluent undergoes advanced filtration and disinfection to remove any remaining impurities.
  7. Effluent Discharge: Treated water released into water bodies, used for irrigation, or further treated for potable use.
  8. Sludge Management: Collected sludge is treated, disposed of, or repurposed.

Related Topic: Impact of Sewage Treatment Plant on the Environment

Key Benefits of STP Plant

  • Environmental Protection: Prevents pollution of water bodies by removing harmful substances from wastewater.
  • Resource Recovery: Treated water reused for irrigation, industrial processes, or even potable water after further treatment.
  • Public Health: Reduces the spread of diseases by eliminating pathogens from wastewater.

STP of Kelvin Water Technologies

Kelvin Water Technologies provides premium quality, ISO-certified STP Plant in India, trusted by various industries and residential complexes. We offer a range of STPs suitable for all sizes of establishments. Our STP plants are available in the following types:

  • M.B.B.R (Moving Bed Biofilm Reactor) STP Plant
  • S.B.R (Sequencing Batch Reactor) STP Plant
  • M.B.R (Membrane bioreactor) STP Plant

Related Topic: Sewage Treatment Plant Manufacturer in Gurgaon

Leave Us a Message*

Please enable JavaScript in your browser to complete this form.
Name
Comments are closed.