المساعد الشخصي الرقمي

مشاهدة النسخة كاملة : اصنع خلية شمسية بنفسك الان



sanfoor08
06-09-2009, 12:51 AM
كتاب رائع وضخم و يقدم شرح ضخم عن مبد أ عمل الخلية الشمسية وكيفية صنعها


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محتويات الكتاب

Table of Contents

Notice of Rights .............................. ii
How to Use this E-Book ..................iii
Introduction
Solar cells
Solar cell basics .............................. 3
Amorphous cells .............................. 4
Flexible solar cells ........................... 6
Crystalline solar cells ...................... 7
Monocrystalline and
polycrystalline cells .................... 8
New cells vs. old-style cells ............. 9
Solar cell output ........................... 10
Watt rating of solar cells ................ 11
Testing solar cells ......................... 12
Match solar cell output .................. 12
Tools for testing solar cells ............ 13
Using a calibrated cell .................. 15
Solar Panels
Solar panel output for
different applications ................ 17
Solar panel ratings ........................ 18
Designer watts .............................. 19
Finding and choosing cells
for solar panels ....................... 20
Tab and bus ribbon ........................ 21
Panel frames ................................. 23
Thermal resistance ........................ 24
Moisture resistance ....................... 25
UV resistance ............................... 26
Glass in solar panels ..................... 26
Plexiglas in solar panels ................ 27
Solar panel backing and sides ....... 28
The benefits of long screws ........... 28
Planning the panel wiring – series
and parallel connections .......... 29
Voltage and distance to the battery .. 31
Panel arrays and connections ........ 32
Panel size and shape .................... 32

Choose and inspect thecells carefully .......................... 33
Preparing the tab ribbon ................ 34
Flux .............................................. 35
Soldering ...................................... 36
Soldering tips ................................ 37
Soldering technique ..................... 37
Types of solder .............................. 39
Building a solar panel
Materials and tools ........................ 41
Figuring panel output ................... 42
Calculate the number of cells
you will need ......................... 42
Plan the panel layout .................... 42
Over-all panel length ..................... 44
Over-all panel width ..................... 45
Bar stock length ........................... 46
Cut the tab ribbon ........................ 46
Prepare the tab ribbon ................. 47
Tinning ........................................ 47
Crimp the tab ribbon ...................... 48
Attach the tab ribbon to the cells .. 48
Pre-tabbed cells ............................ 50
Make a layout template ................. 50
Solder the cells together .............. 51
Prepare the panel structure ........... 54
Attach the screen ......................... 55
Place the cells on the panel ......... 55
Attach the tab ribbons
to the bus ribbons ................... 56
Insulate the bus connectors .......... 57
Junction box .................................. 57
Test the panel .............................. 58
Seal the panel .............................. 58
A small solar panel array project
Solar II project specifications ......... 60
Panel layout and dimensions ......... 61
Panel construction
Panel backing ............................... 64
Cutting the Plexiglas ..................... 68
Drilling the Plexiglas ...................... 69
Drill Plexiglas, backing and
sidebars together ..................... 71
Output holes ................................. 71
Attach sidebars to backing ............. 72
Attach screen to backing ............... 73
Junction box .................................. 75
Tab and bus ribbon ........................ 79
Coating interior panel parts ........... 80
Cell preparation ............................ 81
Tab ribbon length .......................... 82
Soldering tab ribbon to the cells .... 82
Cell layout template boards ........... 83
String construction ........................ 84
Plexiglas cover .............................. 94
Panel clips ................................... 96
Purchasing and working
with solar cells
Off-spec or cosmetically
blemished solar cells ............. 101
Repairing solar cells .................... 102
Creating cell fingers .................... 104
Using broken solar cells .............. 107
Making tab and bus ribbon
Tinning the cut foil ....................... 113
Other options for connecting cells ... 115
Encapsulants
De-aerate the silicone ................. 119
Cutting the silicone ...................... 121
Solar electric system
Charge controllers ...................... 126
Cables and connectors ............... 127
Batteries .................................... 128
Mounting panels .......................... 129
Solar panel location ................... 129
Orientation ................................. 130
Panel maintenance ..................... 130
Appendix
Tools and materials ..................... 131
Suppliers .................................... 137
Other titles of interest .................. 139

التحميل


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