On Nov 2, 12:09*pm, David Hansen
wrote:
On Tue, 2 Nov 2010 01:13:13 -0700 (PDT) someone who may be harry
wrote this:-

WRT steam boilers. *Either you use them or you don't. *Mothballing is
possible *(there are several theories on the best way) but they still
quitely rot away and require a lot of attention.

A number of old coal plants are used for a low number of hours
without rotting away or requiring a lot of attention.

Near here Cockenzie is an example.
http://en.wikipedia.org/wiki/Cockenzie_power_station
The fact that Scottish Power intend to replace it with gas turbines
tells us about the market, rather than the engineering.

It could just as easily tell us they need gas turbine to cope with the
fickle wind power that is being installed.

MBQ