c4ce21-Industrial Water and Waste Water Treatment and Air Po

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Code No: C4CE21JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

B.Tech (CCC) IV Year Examinations February 2011

INDUSTRIAL WATER AND WASTE WATER TREATMENT AND AIR

POLLUTION

(Civil Engineering)

Time: 3 Hours Max.Marks:100

Answer Any Five Questions

All Questions Carry Equal Marks

- - -

1. a) Explain quality requirements of water for Brewery industry.

b) Explain quality requirements of water for textiles industry. [20]

2. a) Enumerate characteristics of the industrial wastes.

b) What do you mean by neutralization and equalization? [20]

3. What would be the characteristics of industrial waste water before discharges

into streams or lakes. Also explain what are the possible problems. [20]

4. Explain the necessity of using Municipal waste water in industries, its

problems and consequences. [20]

5. a) Draw a flow diagram of an integrated cotton textile mill?

b) Explain the method of treating cotton textile mill wastes with the help of

flow charts.

c) How are the wastes from viscose rayon plants treated? [20]

6. a) Draw a flow sheet for operation of a Urea manufacturing plant. Identify the

sources of pollution and their characteristics.b) How is fertilizer plant wastes treated? What are the effects of these effluents

when disposed off on to land? [20]

7. a) What are the characteristics of sugar mill wastes?

b) Draw a flow diagram showing the complete treatment of sugar mill wastes.

[20]

8. Explain effects on Human beings and vegetation because of effluent treatmentplants. [20]

*****

NR

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Code.No: C4CE21JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

B.Tech (CCC) IV Year Examinations January 2010INDUSTRIAL WATER AND WASTE WATER TREATMENT AND AIR POLLUTION

(CIVIL ENGINEERING)

Time : 3 Hours Max. Marks :100Answer Any Five Questions


- - -

1. a) Write a detailed note on special treatments required for treating the Industrial

water.

b) Tabulate the water quality requirements for Food processing Industry. [20]

2. a) What is proportioning? List and explain any four methods of proportioning in

industrial waste water.

b) What do you understand by the term Equalization? Illustrate your answer withexamples. [20]

3. a) What is meant by disposal of waste water by dilution? Mention the conditionsfavourable for it?

b) What is land treatment? Discuss the conditions under which it is suitable. [20]

4. a) Define primary and Secondary recycling of Industrial waste water.

b) Discuss critically recycling of wastes and utilization of waste waters. [20]

5. a) Draw a neat flow sheet of tannery industry showing points of generation of waste.

b) List out the characteristics and explain the methods of treating effluents from atextile mill and paper and pulp industry. [20]

6. Give the characteristics and treatment of the waste generated in the followingindustries.

a. Distilleries.b. Dairy. [20]

7. What different operations are carried out in steel plant? Also give the followinginformation in detail of the same industry.

a) Waste water characteristics.

b) Byproduct recoveries.c) Treatment methods. [20]

8. a) Describe the classification of Air Pollutants in detail.

b) Describe common Effluent Treatment plants in brief and their suitability,limitations and advantages. [20]

*****

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Code. No: C4CE21JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

B.Tech (CCC) IV Year Supplementary Examinations July/August - 2010

INDUSTRIAL WATER & WASTE WATER TREATMENT AND AIR POLLUTION

(Civil Engineering)




- - -

1. a) Explain quality requirements of water for textiles.

b) Explain quality requirements of water for food process industry. [20]

2. Explain the following treatment process of industrial wastes:a) Volume reduction

b) Strength reductionc) Neutralization. [20]

3. What would be the characteristics of industrial waste water before discharges into

streams or lakes. Also explain what are the possible problems and its consequences.[20]

4. Explain the necessity of using Municipal waste water in industries, its problemsand consequences. [20]

5. a) What are the sources of pollution in paper mill?

b) What are the characteristics of these wastes?c) How these waste are treated. [20]

6. a) What are the effects of dairy wastes on receiving streams and sewers?b) How do you treat Dairy wastes? [20]

7. a) What are the sources of pollution in an oil refinery?b) How are the liquid wastes from an oil refinery treated? [20]

8. a) Explain advantages and limitations of common effluent treatment plants.

b) Enumerate classification air pollutants. [20]

*****

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Code No: C4CE21

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

R05 IV B.Tech. (CCC) Supplementary Examinations June 2009

INDUSTRIAL WATER & WASTE WATER TREATMENT & AIR POLLUTION

(Civil Engineering)Time: 3 hours Max Marks: 100

Answer any FIVE Questions.

All Questions carries equal marks.

-----

1.a] Write a detailed note on Special treatments required for

treating the Industrial water.

b] Tabulate the water quality requirements for Food processing Industry. [10+10]

2.a] Write a detailed note on Neutralization.

b] What is the necessity of equalization in Industrial waste treatment? Explain the working ofthe same with suitable examples. [10+10]

3.a] Mention various methods of wastewater disposal. Discuss their merits and demerits.

Explain the conditions favorable for their adoption.b] Discuss briefly the impact of industrial waste pollution on stream and lakes. [10+10]

4.a] Write a detailed note on reuse of industrial waste water.b] Write a note an Economics of industrial waste water treatment. [10+10]

5. Give the characteristics and treatment of the waste generated in the following industries:

a] Textile b] Tannery. [10+10]

6. What are the different stress involved in the manufacturing process of diary plant? Alsogive the information in detail of the same plant.

a] By product recoveries b] Waste water characteristicsc] Treatment methods. [20]

7. What different operations are carried out in steel plant? Also give the following

information in detail of the same industry.

a] Waste water characteristics

b] byproduct recoveriesc] Treatment methods. [20]

8.a] Write a note on effect of Industrial pollutants on sewage treatment.b] Write a detailed note on Importance and necessity of Common Effluent Treatment Plant.

[10+10]

--OoO--

05

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triveni.

ac.in

Code. No: C4CE21JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

B.Tech (CCC) IV Year Supplementary Examinations July/August - 2010

INDUSTRIAL WATER & WASTE WATER TREATMENT AND AIR POLLUTION

(Civil Engineering)




- - -

1. a) Explain quality requirements of water for textiles.

b) Explain quality requirements of water for food process industry. [20]

2. Explain the following treatment process of industrial wastes:

a) Volume reduction

b) Strength reduction

c) Neutralization. [20]

3. What would be the characteristics of industrial waste water before discharges into

streams or lakes. Also explain what are the possible problems and its consequences.

[20]

4. Explain the necessity of using Municipal waste water in industries, its problems

and consequences. [20]

5. a) What are the sources of pollution in paper mill?

b) What are the characteristics of these wastes?

c) How these waste are treated. [20]

6. a) What are the effects of dairy wastes on receiving streams and sewers?

b) How do you treat Dairy wastes? [20]

7. a) What are the sources of pollution in an oil refinery?

b) How are the liquid wastes from an oil refinery treated? [20]

8. a) Explain advantages and limitations of common effluent treatment plants.

b) Enumerate classification air pollutants. [20]

*****

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c4ce21-Industrial Water and Waste Water Treatment and Air Po

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