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In which device, the primary mixing is followed by a secondary reaction zone resulting in formation of sludge blanket?
- a)Centrifugal pump
- b)Flocculator
- c)Tube settler
- d)Solid contact clarifier
Correct answer is option 'D'. Can you explain this answer?
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In which device, the primary mixing is followed by a secondary reactio...
Explanation: In Solid contact clarifier, sludge blanket is formed where straining action occurs to remove some of the finer particles. The thickness of the blanket is 1m.
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In which device, the primary mixing is followed by a secondary reactio...
Understanding Solid Contact Clarifier
The solid contact clarifier is a unique device used in water treatment and chemical engineering processes, specifically designed to optimize the sedimentation process through a two-zone system.
Primary Mixing Zone
- In the primary mixing zone, the influent water is mixed with coagulants and flocculants.
- This initial stage promotes the aggregation of suspended particles, forming larger flocs that are more easily removed from the water.
Secondary Reaction Zone
- Following the primary mixing, the secondary reaction zone allows the flocs to grow further by providing a quiescent environment.
- Here, the larger flocs settle down, and the process of sedimentation occurs.
Formation of Sludge Blanket
- During the sedimentation in the secondary reaction zone, a sludge blanket is formed at the bottom.
- This blanket consists of settled flocs and other particulates, which can be periodically removed for further processing.
Advantages of Solid Contact Clarifier
- Efficiency: The combination of mixing and settling in one unit increases the efficiency of the treatment process.
- Space-saving: It requires less space compared to traditional sedimentation tanks.
- Improved water quality: The formation of a sludge blanket enhances the removal efficiency of solid particulates.
In summary, the solid contact clarifier's design, featuring a primary mixing followed by a secondary reaction zone, is essential for achieving effective sedimentation and the formation of a sludge blanket, making it a crucial device in chemical engineering and water treatment applications.
The solid contact clarifier is a unique device used in water treatment and chemical engineering processes, specifically designed to optimize the sedimentation process through a two-zone system.
Primary Mixing Zone
- In the primary mixing zone, the influent water is mixed with coagulants and flocculants.
- This initial stage promotes the aggregation of suspended particles, forming larger flocs that are more easily removed from the water.
Secondary Reaction Zone
- Following the primary mixing, the secondary reaction zone allows the flocs to grow further by providing a quiescent environment.
- Here, the larger flocs settle down, and the process of sedimentation occurs.
Formation of Sludge Blanket
- During the sedimentation in the secondary reaction zone, a sludge blanket is formed at the bottom.
- This blanket consists of settled flocs and other particulates, which can be periodically removed for further processing.
Advantages of Solid Contact Clarifier
- Efficiency: The combination of mixing and settling in one unit increases the efficiency of the treatment process.
- Space-saving: It requires less space compared to traditional sedimentation tanks.
- Improved water quality: The formation of a sludge blanket enhances the removal efficiency of solid particulates.
In summary, the solid contact clarifier's design, featuring a primary mixing followed by a secondary reaction zone, is essential for achieving effective sedimentation and the formation of a sludge blanket, making it a crucial device in chemical engineering and water treatment applications.
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In which device, the primary mixing is followed by a secondary reaction zone resulting in formation of sludge blanket?a)Centrifugal pumpb)Flocculatorc)Tube settlerd)Solid contact clarifierCorrect answer is option 'D'. Can you explain this answer?
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In which device, the primary mixing is followed by a secondary reaction zone resulting in formation of sludge blanket?a)Centrifugal pumpb)Flocculatorc)Tube settlerd)Solid contact clarifierCorrect answer is option 'D'. Can you explain this answer? for Chemical Engineering 2024 is part of Chemical Engineering preparation. The Question and answers have been prepared according to the Chemical Engineering exam syllabus. Information about In which device, the primary mixing is followed by a secondary reaction zone resulting in formation of sludge blanket?a)Centrifugal pumpb)Flocculatorc)Tube settlerd)Solid contact clarifierCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Chemical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In which device, the primary mixing is followed by a secondary reaction zone resulting in formation of sludge blanket?a)Centrifugal pumpb)Flocculatorc)Tube settlerd)Solid contact clarifierCorrect answer is option 'D'. Can you explain this answer?.
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