Thursday, September 10, 2009

One of SA's largest SWH projects rolled out at platinum mine

Awesome to see some big solar water heating projects being rolled out! This one has 270 collectors. At a guess, this system can deliver around 45,000 litres of hot water per day, although they only have 28 000 litres of storage, which is a bit small. It works out at 45 litres each day for each of the 1500 miners– enough for a short quick efficient shower. I hope they were clever enough to put low flow heads on the showers!

As the storage is a bit small, the electrical side will definitely kick-in between shifts, which is a bit of a waste, and on such a large system, why they did not use a heat pump instead of the electrical backup I do not know. Frank

http://www.engineeringnews.co.za/article/one-of-sas-largest-swh-projects-rolled-out-at-platinum-mine-2009-09-09

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