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What has the author Beata Gorczyca written?
Beata Gorczyca has written: 'Influence of the nature of the turbidity on some properties of alum coagulation flocs' 'Porosity and structure of alum coagulation and activated sludge flocs'
What has the author Da-Hong Li written?
Da-Hong Li has written: 'Study on physical characteristics of activated sludge flocs'
What is degree of flocculation?
Degree of flocculation is mainly related to ability of flocculating agent too form "flocs" in suspension. Higher the degree of flocculation, better the agent.
What is the process of coagulation in water treatment and how does it contribute to the removal of impurities from water?
Coagulation is a water treatment process where chemicals are added to water to make impurities clump together and form larger particles called flocs. These flocs then settle to the bottom of the water, allowing for easier removal of impurities like dirt, bacteria, and other contaminants. This process helps to clarify the water and make it safer for consumption.
What are the most commonly used coagulants in water treatment processes and how do they help in removing impurities from water?
The most commonly used coagulants in water treatment processes are aluminum sulfate (alum) and ferric chloride. These coagulants help in removing impurities from water by attracting and binding together particles in the water, forming larger clumps called flocs. These flocs then settle to the bottom of the water, carrying impurities with them, making it easier to filter them out.
What is the main function of coagulant in waste water treatment?
To make very small particles/impurities clump together and form 'flocs' which can then be filtered out through sand and gravel filters.
What is flocculation unit?
A flocculation unit is a system or process used in water treatment to aggregate fine particles into larger clumps or flocs. This aids in the removal of impurities through settling or filtration. Flocculation helps improve water clarity and quality.
What is a flocculent made of?
A flocculent is typically made of polymers or inorganic compounds that help agglomerate and settle suspended particles in liquids. These chemicals work by neutralizing the charges on particles, allowing them to clump together and form larger flocs that can be easily removed through filtration or settling.
What are the steps in treating city water?
The steps in treating city water typically involve: 1) Coagulation and flocculation, where chemicals are added to the water to attract suspended particles and form larger flocs. 2) Sedimentation, where the flocs settle at the bottom of a basin or tank. 3) Filtration, where the water passes through layers of sand, gravel, and activated carbon to remove finer particles and impurities. 4) Disinfection, where chlorine or other disinfectants are added to kill any remaining bacteria and viruses. Additional steps like pH adjustment and fluoridation may also be included before the water is distributed to consumers.
What does Flocculation mean?
Flocculation is the process by which fine particles in a liquid clump together to form larger, visible particles called flocs. This helps in separating solids from liquids in processes like water treatment and wastewater treatment. Flocculation is often facilitated by adding chemicals known as flocculants.
what chemical aids in the clumping together of colloidal particles?
Electrolytes, such as salt, are commonly used to aid in the clumping together of colloidal particles through a process known as coagulation. When added to a colloidal solution, electrolytes neutralize the charges on the particles, allowing them to come close enough to form aggregates or flocs.
What is the changes in PH of water after alum dosing?
Alum might be:(In general 'alums' are mixed mono- and triple-valent 'metal ion' salts, MIMIII(SO4)2.12H2O )Potassium alum: KAl(SO4)2.12H2O The Al3+ ion makes it rather acidic when dissolved, the pKa value is about the same as of acetic acid (4.8), so pH going down.If it is NH4.Fe(SO4)2.12H2O the acidic effect is more than 10 times stronger with pKa(Fe3+)= 2.2 !
