Off-Grid Podcasts
GREEN recorded a series of podcasts in the frame of our project for Ethiopian NGO ADRA. GREEN Content Director Vivian spoke to different industry experts to get in-depth info on off-grid PV topics. The podcasts are part of the eLearning course called PV Off-Grid Technician that GREEN created on behalf of ADRA.
Understanding Renewable Energy
GREEN Solar Academy directors Antje Klauss-Vorreiter and Vivian Bluemel discuss the definition of renewable energy, its uses, possibilities and limitations.
Components of an Off-Grid PV System
Alessio Alario from Phocos (Germany) helps us to understand solar components, and their use and function in different PV systems. Special focus on solar charge controllers and inverters.
Sizing an Off-Grid PV System
Russom Semere from Phaseun (Germany) draws attention to the methods, challenges and common mistakes made in sizing of solar PV systems.
The Importance of Site Assessment
Dave Mathews from Sunergy (Zimbabwe) explains how to identify client needs, what information to document during a site visit and what to consider when planning an off-grid solar PV system.
Installation of Off-Grid PV Systems
Samson Tsegaye from Solar Energy Foundation (Ethiopia) talks us through the installation of an off-grid solar PV system from preparation of the site to commissioning of the plant, what to look out for and what to avoid.
Troubleshooting of Off-Grid PV Systems
Steve Harris from JVS Projects (Zimbabwe) discuss troubleshooting procedures, typical faults and recommended repairs for off-grid PV Systems.
Maintenance and Monitoring
Yonas Workie from Suntransfer Tech PLC (Ethiopia) goes into detail about online monitoring of systems, the physical maintenance challenges posed by remote systems and the involvement of an end user in the system maintenance.