1. mounting components 1

1. A Renewable Energy & Consulting Company www.solarbt.com Solar Energy Mounting Components & Systems (Part 1) Moe Shahram, Physicist/EE President, SolarBreeze Technology Inc.

2. A Renewable Energy & Consulting Company www.solarbt.com Mounting Components •  Ground Mount –  Fixed ✔ –  Tracking •  Single axis •  Multi axis •  Roof Mount ✔ –  Flat (many options) –  Tilt (many options)

3. A Renewable Energy & Consulting Company www.solarbt.com Ground Mount

4. A Renewable Energy & Consulting Company www.solarbt.com Fixed Ground Mount

5. A Renewable Energy & Consulting Company www.solarbt.com

6. A Renewable Energy & Consulting Company www.solarbt.com Mounting Code Compliances •  Design Loads (ASCE7-05)( American Society of Civil Engineers) •  IBC (international Bldg Code) •  Types of Load: –  Wind sheer calculation –  Dead –  Snow –  Seismic load

7. A Renewable Energy & Consulting Company www.solarbt.com Wind •  Exposure category •  Basic Wind speed (mph) •  Height (ft)

8. A Renewable Energy & Consulting Company www.solarbt.com Wind Exposure Category •  B: urban & suburban areas, wooded areas, terrain with closely spaced obstructions having size of single family dwellings •  C: Open terrain with scattered obstruction having heights less that 30 ft •  D: Flat unobstructed areas outside hurricane prone regions.

9. A Renewable Energy & Consulting Company www.solarbt.com PV Rail Spans & point loads •  Determine Design wind Loads •  Select Rail Type & Span •  Determine Point Loads –  Load (lb per sq-ft) –  Distributed Load (lb per linear foot) –  Point Load (lb)

10. A Renewable Energy & Consulting Company www.solarbt.com Data Needed •  Basic Wind Speed •  Building Height •  Effective Wind Area (sf) = minimum total continuous area of modules being installed •  Roof Zone •  Roof Zone Set Back Length •  Roof Pitch •  Exposure Category •  Least of Building Length or Width •  Topographic Factor

11. A Renewable Energy & Consulting Company www.solarbt.com Material Selection •  Many Options are available •  Examples include but not limited to: –  Unirac –  Professional Solar –  Conergy –  Sharp SRS –  Quickmount –  Thompson Technologies –  Etc.

12. A Renewable Energy & Consulting Company www.solarbt.com Material Selection •  Use Racking part specifically designed for Solar (avoid homemade racking) •  Use UL listed material for Grounding lugs •  Use water tight conduit couplings, Junction and combiner boxes •  Use appropriate wiring- USE-2/RHW –  High temp, wet, inside conduit

13. A Renewable Energy & Consulting Company www.solarbt.com Lot plan

15. A Renewable Energy & Consulting Company www.solarbt.com Google Layout

17. A Renewable Energy & Consulting Company www.solarbt.com Engineering Documents

29. A Renewable Energy & Consulting Company www.solarbt.com To the Job site

30. Drilling A Renewable Energy & Consulting Company www.solarbt.com

32. A Renewable Energy & Consulting Company www.solarbt.com Trenching

34. A Renewable Energy & Consulting Company www.solarbt.com Conduits

35. Frame Setup A Renewable Energy & Consulting Company www.solarbt.com

36. A Renewable Energy & Consulting Company www.solarbt.com Frame Setup & Leveling

37. A Renewable Energy & Consulting Company www.solarbt.com Poles & Concrete

38. A Renewable Energy & Consulting Company www.solarbt.com Racking Setup

41. A Renewable Energy & Consulting Company www.solarbt.com Install PV Panels

42. A Renewable Energy & Consulting Company www.solarbt.com Module Mount & Torques

44. A Renewable Energy & Consulting Company www.solarbt.com Wiring & Grounding

52. A Renewable Energy & Consulting Company www.solarbt.com Some Mounting Solutions •  UniRac •  Quick Mount PV •  Pro solar •  Sunlink

58. A Renewable Energy & Consulting Company www.solarbt.com Ballasted Solution

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