Trickling Filter at the wastewater treatment plant (utilities)

Bruce The Water Guy
2 Jun 202001:56

Summary

TLDRIn this informative video, Bruce the water guy explains the functioning of a trickling filter, an old but effective technology for wastewater treatment. He details how gravity-driven mechanisms distribute water over a rock media, where microorganisms thrive in a biofilm. These microorganisms play a crucial role in breaking down waste products and nutrients. After treatment, the water goes through a clarifier to settle solids before being disinfected and returned to the environment. Bruce emphasizes the system's efficiency, showcasing the importance of such technologies in maintaining clean water standards.

Takeaways

  • 😀 A trickling filter is an old wastewater treatment technology that cleans water using gravity-driven distribution.
  • 💧 Water is pumped to the end of rotating arms, which then distributes it evenly over a rock media.
  • 🌍 The rock media, original from 1963, provides a surface for microorganisms to grow and treat wastewater.
  • 🦠 Microorganisms form a biofilm that breaks down waste products, utilizing them as an energy source.
  • 📏 The rock media is about six feet deep and offers approximately 11 square feet of growth area per cubic foot.
  • ⚙️ After treatment in the trickling filter, the water flows to a clarifier for further processing.
  • 🛠️ The clarifier allows solids and microorganisms to settle out of the water before further treatment.
  • 🔄 Settled solids are pumped to a primary tank and then sent to a digester system for energy utilization.
  • 💧 The end result is clean water, which is disinfected before being returned to the environment.
  • 👨‍🔧 Bruce emphasizes the importance of older treatment systems and their role in sustainable water management.

Q & A

  • What is the main function of the trickling filter?

    -The trickling filter is used to clean wastewater by utilizing microorganisms that break down waste products.

  • How does the distribution mechanism in the trickling filter work?

    -The distribution mechanism operates by gravity, allowing wastewater to be pumped out and evenly distributed over the media.

  • What material is used as the media in the trickling filter?

    -The media consists of rocks, which provide surface area for microbial growth.

  • When was the trickling filter built?

    -The trickling filter was built in 1963.

  • What role do microorganisms play in the trickling filter?

    -Microorganisms grow in a biofilm on the media and are responsible for breaking down waste products and utilizing nutrients for energy.

  • How deep is the media in the trickling filter?

    -The media is about six feet deep.

  • What happens to the water after it exits the trickling filter?

    -After exiting, the water goes to a clarifier where solids and microorganisms settle before being pumped into a primary tank.

  • What is the purpose of the clarifier in the treatment process?

    -The clarifier allows for the settling of solids and microorganisms, ensuring that only clean water is returned to the environment.

  • How is energy utilized in this wastewater treatment system?

    -The solids collected in the primary tank are sent to a digester system, which processes them to generate energy.

  • What is done to the water before it is returned to the environment?

    -The water is disinfected before being released back into the environment.

Outlines

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Transcripts

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