University of Mumbai 2007-8th Sem B.E Electrical and Electronics Engineering Illumination Engineering - Question Paper
ten. JQ89-07. 3JT _D-I771
(REVISED COURSE)
(3 Honrs) I ' ITetal Mark*: 100N.B.: 1. 0 LUcumputsory.
1 Answer any four out of remaining six questions
3- Assumptions made should be clearly stiued.
4. Assume any suitable data wherever required bill Justify the same,
5. Figures to the right indicate mark*.
6 I llustraie answers with sketches wherever required*
Q.l Consider .m air-conditioned Meditation hall hivmg an area of 20ml (W) x 12 ret(B) x 3.5rat (H>. Assume suitable layout and describe rtw lighting design consideration. Design complete lighting system satisfying all the design consideration mentioned. Drew all the necessary layouts and sketches. Kefer the COU chan and lamp data provided, tf necessary assume any additional data with proper justification given. (20)
Q.2 (A) Describe tha classification of luminaries used far lighting system. Describe the various important parameters of lamp& required to be considered white lighting design. (10)
(B) Describe the constructional detans, working principle, electrical properties, lighting features, wattage* available and applications of the High Pressure Mercury Vapor tamps. (10)
Q.3 (A) State the design considerations for the following: (12)
(i) Restaurant
(ii) Sareeshop
(iii) Conference room
(B) Compare the various parameters of HPMV lamp, HPSV lamp, Metal Halide Lamps and Tungsten Halogen. (01)Q.4 (A) Slate and describe the various factors affecting selection of lamps for given application. Give at leas! one example for each of the factors. (OS)
Write short notes on an two; (12)
(i) Electrical distribution system for lighting
(ii) Daylight Integration
(iii) Utility Are* Lighting
(iv) Maintenance strategies used fur lighting system
Q.5 Design the lighting sc be me for a major rood shown in the figure.
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Assume (lie wfdlh of the divider as 1 mt and the stretch of the major road on each side of junction ii 4 Km. Assume suitable data if necessary, Cleary specify the selection and justification for following; | ||||||||||||||||||
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Q.6 (A) With reference to the sports lighting, describe the following applications features in terms of horizontal and vertical illuminance, glare limits, light sources luminaries and position of luminaries. Drew the necessary sketches. (12) (j> Indoor Swimminjt pool
(ii) Cricket stadium
(B) f.xpUun lighting design considerations with the help of suitable sketches and diagrams for any one of The following applications (08)
(i) Industrial lighting (il) Religious buildings
Q.7 (A) Write short notes on the following (Any IW):
<i) Computer aided lighting design ill) Rmergency lighting
(iii) l.uminous intensity measurement with Oomophotomcter (B) Explain :he various means of achieving energy efficiency for existing installations.
Data for Illumination Design problems
|
r |
Coefllckat *f Utfltiartoa Ckart | ||||||||
|
Rr-0.7 |
ftc-03 |
Re-43 | |||||||
|
K |
Rw-0.5 |
RwHU |
RwO.l |
Rw-03 |
Uw-OJ |
Rw-&S |
Rw-U |
Rw-O.1 | |
|
e |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 | |
|
0.6 |
0.0 |
039 |
036 |
0.42 |
0.38 |
036 |
Ml |
03S |
036 |
|
0.8 |
0.45 |
0.41 |
038 |
0.44 |
0.40 |
03$ |
0.43 |
0.40 |
38 |
|
1.00 |
0.SI |
0.47 |
0.44 |
0.55 |
0.47 |
0.44 |
0.49 |
0.46 |
0.40 |
|
1.25 |
0.S5 |
0.51 |
0.49 |
0.53 |
0.50 |
0.4$ |
0.52 |
0.50 |
MT |
|
130 |
0.57 |
034 |
0.52 |
0.56 |
33 |
0.5! |
0.54 |
0.52 |
30 |
|
2410 |
0.61 |
0.59 |
0.56 |
0.59 |
0.57 |
0.55 |
037 |
0.56 |
U4 |
|
2.S0 |
0.63 |
0.61 |
039 |
0.61 |
039 |
0.57 |
0.59 |
0.58 |
0.54 |
|
3.00 |
0.65 |
0.63 |
0.61 |
0.63 |
0.61 |
0.59 |
0.61 |
Ii9 |
Ml |
|
4.00 |
0.67 |
0.65 |
0.63 |
0.64 |
0.63 |
0.62 |
0.62 |
041 |
039 |
|
SM |
#.*8 |
0.67 |
0.65 |
0.65 |
0.64 |
0.63 |
0.63 |
A |
Ml |
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VlfHMlltf | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Attachment: |
| Earning: Approval pending. |
