PAYG in South Africa and Zimbabwe: Design of a Product Service System for SolarWorks

This master thesis describes the research for and design of a Pay-as-you-go (PAYG) model for SolarWorks! in South Africa and Zimbabwe. Modern energy services (like electricity) contribute positively to the economic development, welfare and health situation in Africa, but the products like Solar Home Systems (SHS) are often too expensive to...

Design of a Solar Handheld-Device Charger

This report documents the design and development of an affordable, appealing and well-performing solar handheld-device charger (the Solution), which fits the needs of the targeted users, who live in developing countries, have no or only limited access to electricity, but can afford to, and have the aspiration to own a mobile phone. The...