G5/4 Study & Harmonics
A G5/4 study (also called a G5.4 study) is shorthand for the name of a standard produced by the Electrical Networks Associate (ENA) called G5/4 ‘Planning Levels For Harmonic Voltage Distortion And The Connection Of Non-Linear Equipment To Transmission Systems And Distribution Networks In The United Kingdom’. In simple terms this means that the harmonic […]
P29 Study – Voltage Unbalance
So what is a P29 study? A P29 study is shorthand for the name of a standard produced by the Electrical Networks Associate (ENA) called P28 ‘Planning Limits For Voltage Unbalance’. This study is relativity uncommon and is occasionally asked for by DNOs, so it is worth understanding what it is all about. The aim […]
What is a P28 Study any why are they needed?
P28 Studies As the post title suggests, one of the common requests from DNO is for a ‘P28 study’, to assess the impact of disturbing loads on the network. The title ‘P28 study’ comes from the Electrical Networks Associate (ENA) standard P28 ‘Planning Limits For Voltage Fluctuations’. This rather innocent sounding study, can in fact […]
Aurora Power Consulting – New Blog
We have decided to start writing a new Aurora Power Consulting blog, which we hope may be of interest to our customers (new and existing). The aim of the blog will be to discuss at a high level, some of the technical issues surrounding power system studies and HV/LV design that may not be immediately […]