Technology8 min read
TOPCon vs HJT vs PERC: cell architectures compared
A practical comparison of three dominant crystalline silicon cell architectures across efficiency, temperature behaviour, bifaciality, degradation and manufacturing cost.
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Long-form reporting on solar hardware, installation, economics, storage and policy.
Technology8 min read
Temperature coefficients and real-world PV yield
How NOCT, cell temperature models, and performance ratio explain the gap between STC nameplate ratings and what a system actually delivers.
Technology9 min read
String inverters vs microinverters vs optimisers, compared
A practical comparison of the three PV inverter architectures across shading tolerance, monitoring, cost, and failure modes to inform design choice.
Installation9 min read
Solar panel orientation and tilt: optimising for yield
How azimuth and tilt shape annual PV yield, when east-west arrays make sense, and how to weigh seasonal tradeoffs with worked yield calculations.
Technology9 min read
Solar module degradation and warranties, decoded
How LID, LeTID and PID actually degrade a module, and how to read a product versus performance warranty against the IEC test sequences that support it.
Installation10 min read
Shading analysis and mitigation in PV arrays
Why partial shading costs more output than the shaded area suggests, and how sun-path analysis, bypass diodes, and module-level electronics address it.