Solar PV Module
Manufacturing
D.T.Barki
Noble Energy Solar Technologies Ltd
YES/NEST Ltd/Dec'04
Why Solar?
Oil, coal and other fossil fuels are
coming to end, very shortly
 Environmental Degradation
 Plenty of Solar: both- silicon on earth
and sunlight from the sky
 Solar is versatile
 Solar is independent
 Solar is eternal, renewable
 Solar is divine too

YES/NEST Ltd/Dec'04
Solar PV is the Smart Technology
Choice of 21st Century
Solar
is
Eternal
Solar is
Reliable
YES/NEST Ltd/Dec'04
Kerosene is Dangerous to the
people & the Planet Earth
A student studying
using smoky and
hazardous
kerosene wick
lamp
He’s one among the 2 billion
people world over who
have no access to
electricity even at the
dawn of 21st century!!
YES/NEST Ltd/Dec'04
The Solar Modules:
…..From What?
YES/NEST Ltd/Dec'04
Quartz to Module
Silicon grains
Ingots
Wafers
YES/NEST Ltd/Dec'04
Solar Cells Solar Modules
The Process of Module Line
1. Glass Preparation
2. Cell Testing
3. Cell Tabbing
4. Stringing &Circuit Formation
5. Module Lay Up Preparation
6. Module Lamination
7. Curing
8. Framing & Assembly
9. Performance Test
YES/NEST Ltd/Dec'04
Materials
Solar cells
 Low-iron content, toughened glass
 Ethylene Vinyl Acetate (EVA)
 Tedlar back cover (PVF)
 Tinned copper interconnects & bus bars
 Anodized Aluminium frame
 RTV silicone
 Terminal Box

YES/NEST Ltd/Dec'04
Solar Cell:
The Basic Building Block for Making Solar Module
YES/NEST Ltd/Dec'04
Solar Cell Tester
YES/NEST Ltd/Dec'04
Solar Cells for Tabbing and Stringing
YES/NEST Ltd/Dec'04
Tabbed Solar Cells & Stringing
YES/NEST Ltd/Dec'04
The VOLTAGE of a solar cell is
0.5Volts, no matter what is its size!
YES/NEST Ltd/Dec'04
The CURRENT of a solar cell is directly
proportional to its size.
The current produced by a solar cell is directly
proportional to the intensity shines on it
YES/NEST Ltd/Dec'04
Laminator
Laminator
is the
heart
of a
Module
line
YES/NEST Ltd/Dec'04
Curing Oven
YES/NEST Ltd/Dec'04
The Array Tester
YES/NEST Ltd/Dec'04
Manpower
For a typical 3MW Line per annum 3 Shifts/Day
Engineers
Foremen (Diploma)
Artisans(ITI)
Semi/Un-Skilled
2
4
25
5
*The above manpower requirement varies from company to
company depending on the kind of equipments used, whether
manual or automated
YES/NEST Ltd/Dec'04
The Indian Solar Companies
Sl.No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Company
Tata Bp Solar, B’lre
BHEL, B’lore
CEL, Ghaziabad, UP
WEBEL-SL, Kolkata
REIL, Jaipur
RES, Hyd
Microsol, Hyd
BEL, B’lore
Titan Energy, Hyd
Photon Energy, Hyd
Udhaya, Coimbatore
Maharishi Solar, Kalahasti
XL Telecom, Hyd
Ammini, Cochin
Noble Energy Solar, Hyd
Sunwatt, Hyd
Products
Cells,
Mod
Cells,
Mod
Cells,
Mod
Cells,
Mod
Mod
Cells,
Mod
Cells,
Mod
Cells
Mod
Mod
Cells,
Mod
Cells,
Mod
Mod
Mod
Mod
Mod
26MW
2
2
5
1
1
2
1
1
2
-
Note: Almost all companies are engaged in manufacturing solar
systems, but in varying applications and capacity. -MW figures
are either new or negligible and are approx.
YES/NEST Ltd/Dec'04
Small is Big!
YES/NEST Ltd/Dec'04
Let There be Light, Everywhere
YES/NEST Ltd/Dec'04
Thank You
YES/NEST Ltd/Dec'04