Looking for GTU 152101 Iron Making previous years question papers ? You can here obtain text version of 2015 summer question paper of Iron Making for B.E Semester V examinations in Gujarat Technological University. Read more details below and collect the contents of exam paper.
Seat No.: ________ Enrolment No.______________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER–V • EXAMINATION – SUMMER • 2015
Subject code:152101 Date: 02/05/2015
Subject Name: Iron Making
Time: 02.30pm-05.00pm Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) What are different raw materials of Iron Making? Discuss their evaluation 07
(b) What is the role of coke and limestone in iron making? Explain 07
Q.2 (a) Draw neat sketch of blast furnace and label it properly 07
(b) Explain importance of burden distribution in relation to the Productivity of blast furnace. 07
OR
(b) Discuss about Indian iron ores. 07
Q.3 (a) What is sintering? Briefly discuss sintering process 07
(b) What is pelletization? Explain theory of bonding and mechanism of ball formation in pelletization
07
OR
Q.3 (a) What is basicity? Discuss importance of maintaining basicity in Iron making. 07
(b) What are different refractories used in blast furnace? Discuss them 07
Q.4 (a) List the factors affecting charge distribution in blast furnace. Discuss any two. 07
(b) Write Short Notes of the following:
(1) Bell less charging system (2) RAFT (3) Pulverized coal injection 03+02+02
OR
Q.4 (a) Discuss blast furnace reactions in- Stack, Tuyere, Bosh and Hearth 07
(b) Discuss the conditions of effective De-siliconization and De-Phosphorisation in Blast furnace 07
Q.5 (a) Explain effects and advantages of high top pressure in blast furnace Iron making. 07
(b) What is humidification of blast in iron making? Discuss its advantages 07
OR
Q.5 (a) What are different alternative iron making processes? Explain Midrex process. 07
(b) What are irregularities in blast furnace operations? Briefly discuss them with remedies 07
***********
Seat No.: ________ Enrolment No.______________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER–V • EXAMINATION – SUMMER • 2015
Subject code:152101 Date: 02/05/2015
Subject Name: Iron Making
Time: 02.30pm-05.00pm Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) What are different raw materials of Iron Making? Discuss their evaluation 07
(b) What is the role of coke and limestone in iron making? Explain 07
Q.2 (a) Draw neat sketch of blast furnace and label it properly 07
(b) Explain importance of burden distribution in relation to the Productivity of blast furnace. 07
OR
(b) Discuss about Indian iron ores. 07
Q.3 (a) What is sintering? Briefly discuss sintering process 07
(b) What is pelletization? Explain theory of bonding and mechanism of ball formation in pelletization
07
OR
Q.3 (a) What is basicity? Discuss importance of maintaining basicity in Iron making. 07
(b) What are different refractories used in blast furnace? Discuss them 07
Q.4 (a) List the factors affecting charge distribution in blast furnace. Discuss any two. 07
(b) Write Short Notes of the following:
(1) Bell less charging system (2) RAFT (3) Pulverized coal injection 03+02+02
OR
Q.4 (a) Discuss blast furnace reactions in- Stack, Tuyere, Bosh and Hearth 07
(b) Discuss the conditions of effective De-siliconization and De-Phosphorisation in Blast furnace 07
Q.5 (a) Explain effects and advantages of high top pressure in blast furnace Iron making. 07
(b) What is humidification of blast in iron making? Discuss its advantages 07
OR
Q.5 (a) What are different alternative iron making processes? Explain Midrex process. 07
(b) What are irregularities in blast furnace operations? Briefly discuss them with remedies 07
***********
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