SLIDE 1
PVMD
Delft University of Technology
Learning objectives
1. PV module design 2. Electrical properties 3. Temperature effects 4. Mounting issues
1. Mutual shading and module spacing 2. Earthing 3. Practical example of mounting issues
PVMD Olindo Isabella Delft University of Technology Learning - - PowerPoint PPT Presentation
PVMD Olindo Isabella Delft University of Technology Learning - - PowerPoint PPT Presentation
Mounting Issues PVMD Olindo Isabella Delft University of Technology Learning objectives 1. PV module design 2. Electrical properties 3. Temperature effects 4. Mounting issues 1. Mutual shading and module spacing 2. Earthing 3.
SLIDE 2
SLIDE 3
Aluminum supporting structures
Photo lower right: Fraunhofer ISE, Freiburg, Germany Photo left: Oregon Department of Transportation (Solar panel installation Uploaded by Smallman12q) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)]
SLIDE 4
Wooden supporting structures
Photo: Voltwerk AG, Hamburg, Germany
SLIDE 5
Electrical Connection Technology
- 1. Screw clip for use with cable and sleeve
- 2. Screw connection with cable terminal
- 3. Spring-tension clip
- 4. Externally insulated plug-in connector
1 2 4 3
Image: Solarpraxis AG, Berlin, Germany
SLIDE 6
Example of BIPV system (6.9 kWp)
Photo courtesy of J. Krč
GCB HCB M INV EBB
foundations earth
TT
SLIDE 7
House Orientation
PV
Photo courtesy of J. Krč
SLIDE 8
PV Modules
Photo courtesy of J. Krč
Rated Power = 57,5 W 120 modules
SLIDE 9
PV Modules Framework
Photo courtesy of J. Krč
Flat framework SolRif framework
SLIDE 10
Photo courtesy of J. Krč
SLIDE 11
Installation on Wooden Framework
Photo courtesy of J. Krč
SLIDE 12
Installation on Wooden Framework
Photo courtesy of J. Krč
SLIDE 13
BIPV system (6.9 kWp)
Photo courtesy of J. Krč
SLIDE 14
BIPV system (6.9 kWp)
Photo courtesy of J. Krč
SLIDE 15
Temperature, Irradiance and Wind Sensors
Photo courtesy of J. Krč
SLIDE 16
Schematic of the array
SLIDE 17
Schematic of the array
2.5 kWp 2.5 kWp 2.5 kWp
SLIDE 18
Schematic of the array
G1+ G1- G2+ G3+ G3- G2- G4+ G4- G5+ G6+ G6- G5- G7+ G7- G8+ G9+ G9- G8- G10+ G10- G11+ G12+ G12- G11-
G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12
SLIDE 19
DC Wiring from roof to basement
Photo courtesy of J. Krč
SLIDE 20
Inverters Panel in the Basement
Photo courtesy of J. Krč
3 inverters (single phase) DC cabinet Web-box for monitoring AC cabinet
SLIDE 21
DC Cabinet
Photo courtesy of J. Krč
Junction-terminal To the inverters Fuses DC DC-side arresters
SLIDE 22
AC Cabinet
Photo courtesy of J. Krč