Download GTU BE/B.Tech 2019 Winter 7th Sem Old 171907 Energy Conservation And Management Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem Old 171907 Energy Conservation And Management Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VII (Old) EXAMINATION ? WINTER 2019
Subject Code: 171907 Date: 23/11/2019

Subject Name: Energy Conservation And Management
Time: 10:30 AM TO 01:00 PM 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) Define the following: 1. Time of day tariff 2. Power factor 3. Resistive load 4.
Sensible heat gain 5. Calorific value 6. Relative humidity 7. Maximum demand
07
(b) Write about special features of Energy conservation act 2001. 07

Q.2 (a) Write sample energy audit report. 07
(b) What is Indian Energy scenario and what are the latest developments in this
field?
07
OR
(b) Write a note on different phases of energy audit. 07

Q.3 (a) Define following terms: 1.Return on investment 2.Life cycle cost 3.Time value
of money 4. Depreciation
07
(b) List major elements of monitoring and targeting and explain any four in detail 07
OR
Q.3 (a) What is star rating and labeling program? Which appliances are covered under
this program?
07
(b) What is bench marking and how is it helpful in conducting energy audit? 07

Q.4 (a) Explain indirect method of efficiency evaluation for furnace 07
(b) Write a note on waste heat recovery steam generator 07
OR
Q.4 (a) How to select insulation? How to decide thickness of insulation? 07
(b) Discuss any four methods to increase energy efficiency of Boiler. 07

Q.5 (a) Classify different types of waste heat recovery methods and explain any one of
them with necessary diagram
07
(b) Explain proper working practice for pumps used in industry. 07
OR
Q.5 (a) Give suggestions to reduce energy consumption in HVAC systems. 07
(b) What is cogeneration? When its use is viable? 07

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