Photovoltaic System Installation Techniques
Expert-defined terms from the Professional Certificate in Photovoltaic Installation Techniques course at London School of Planning and Management. Free to read, free to share, paired with a globally recognised certification pathway.
Photovoltaic System Installation Techniques #
Photovoltaic System Installation Techniques
The installation of photovoltaic (PV) systems involves a range of techniques to… #
Proper installation techniques are essential to maximize energy production, system longevity, and safety. Below are some key terms related to photovoltaic system installation techniques:
1. Array #
An array refers to a group of solar panels connected together to generate electr… #
Arrays can vary in size depending on the energy requirements of the system.
2. Balance of System (BOS) #
The balance of system includes all components of a PV system other than the sola… #
This includes wiring, mounting, inverters, and monitoring systems.
3. Ground Mount #
A ground mount is a solar panel installation where the panels are mounted on the… #
Ground mounts are often used in locations where there is not enough space or suitable roof for a rooftop installation.
4. Inverter #
An inverter is a device that converts the direct current (DC) electricity produc… #
An inverter is a device that converts the direct current (DC) electricity produced by solar panels into alternating current (AC) electricity that can be used in homes or businesses.
5. Module #
A module, also known as a solar panel, is a single unit that contains multiple s… #
A module, also known as a solar panel, is a single unit that contains multiple solar cells to generate electricity from sunlight.
6. Racking System #
The racking system refers to the framework that supports the solar panels and se… #
Racking systems can be fixed or adjustable to optimize the angle of the panels for maximum sunlight exposure.
7. Roof Mount #
A roof mount is a solar panel installation where the panels are mounted on the r… #
Roof mounts are a common installation method for residential and commercial buildings.
8. Solar Cell #
A solar cell is the basic unit that converts sunlight into electricity #
Multiple solar cells are connected to form a solar panel.
9. Solar Panel Efficiency #
Solar panel efficiency refers to the amount of sunlight that a solar panel can c… #
Higher efficiency panels can produce more electricity in a given amount of space.
10. String Inverter #
A string inverter is a type of inverter that is connected to multiple solar pane… #
This can simplify the installation process but may result in decreased energy production if one panel is shaded or underperforming.
11. Microinverter #
A microinverter is a small inverter that is attached to each individual solar pa… #
Microinverters can optimize the performance of each panel independently and are often used in situations where shading is a concern.
12. Tilt Angle #
The tilt angle of a solar panel refers to the angle at which the panel is mounte… #
The tilt angle can affect the amount of sunlight the panel receives and therefore its energy production.
13. MPPT (Maximum Power Point Tracking) #
MPPT is a technology used in inverters to maximize the power output of a solar p… #
MPPT is a technology used in inverters to maximize the power output of a solar panel by adjusting the voltage and current to find the optimal operating point.
14. Net Metering #
Net metering is a billing arrangement where the excess electricity generated by… #
Net metering is a billing arrangement where the excess electricity generated by a solar PV system is fed back into the grid, and the customer receives credits for the excess energy produced.
15. Shading Analysis #
Shading analysis is an assessment of the amount of shade that falls on a solar p… #
Shading can significantly reduce the energy production of a solar PV system.
16. Electrical Safety #
Proper electrical safety measures must be followed during the installation of a… #
Proper electrical safety measures must be followed during the installation of a photovoltaic system to prevent electrical hazards and ensure the safety of the installers and end-users.
17. Permitting and Inspections #
Before installing a solar PV system, permits must be obtained from the local aut… #
Before installing a solar PV system, permits must be obtained from the local authorities, and inspections may be required to ensure that the system meets safety and building code requirements.
18. Monitoring and Maintenance #
After the installation of a solar PV system, regular monitoring and maintenance… #
This includes cleaning the panels, checking for damage, and monitoring energy production.
19. Grid Connection #
A grid #
connected solar PV system is connected to the local electrical grid, allowing excess electricity to be fed back into the grid and providing power when the solar panels are not producing enough energy.
20. Off #
Grid System:
An off #
grid solar PV system is not connected to the electrical grid and relies on batteries to store excess electricity for use when the panels are not producing enough energy. Off-grid systems are often used in remote locations or for backup power.
These terms are essential for understanding the key concepts and techniques invo… #
By familiarizing yourself with these terms, you will be better equipped to design, install, and maintain solar PV systems effectively and efficiently.