Crown Vantage Powerhouse - Water Treatment & Misc.
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At power plants, a lot of work goes into treating and preparing the water that
is to be used in the boilers. This section of the plant contains the equipment
that is used for doing this.
Such as this "Hot Lime Softener." When we obtained our previous tour
of this power plant, the water treatment equipment was one of the few systems
still running, and it sure did generate a lot of noise and heat.
The Hot Lime Softener is rather tall.
I suppose these pipes carry the water and chemicals around to and from the various
pieces of equipment.
There is a small laboratory type room next to the Hot Lime Softener, which contains,
among other things, the "Water Purity Analyzer" shown in the picture.
It also contains a lab bench, and a list of pager and phone numbers, presumably
of people who worked at the plant.
A laboratory room seems like a funny place to put switchgear, but there it stands
nonetheless.
In the space below the Hot Lime Softener, one finds an insulated tank of some
kind.
Here, Sean pauses to inspect something downstairs, while I gaze once again at
the upper workings of the Hot Lime Softener:
This tank bears a striking resemblance to a couple of the tanks in the powerhouse
of the Allied paper mill.
These tanks are insulated so as to avoid heat loss from their contents. Typically,
water about to be fed into a boiler is pre-heated with what would otherwise
have been waste heat from either steam condensates or boiler exhaust gases.
The goal is to get as much heat/energy as possible out of the fuel you burn,
that way you don't have to pay for as much fuel.
My guess is that those pipes were designed to carry hot feedwater.
Yeah, well, I wouldn't want to go in there without a permit (and some lockouts)
either.
I'm not really sure what this thing is.
I guess we're not supposed to operate whatever that pipe is connected to anymore.
So the saying, "Dr. Dre, don't just stand there, operate!" doesn't
apply in this situation.
Under the turbine room now, this appears to be the feed or exhaust steam pipe
for one of the turbines.
That's an interesting pipe, with those springs or shock absorbers or whatever
they are sticking out of it!
I guess the idea of a turbogenerator falling through the floor didn't appeal
to everyone. Hence, these substantial looking arches.
I don't know if those are condensate pumps, or pumps of some other variety.
They look like they're in pretty nice shape though.
That is one of the nastier looking sump-pump wells I have seen. I'm sure glad
they didn't just pump that straight into the ground or the river or anything
like that. Oh, wait...
This apparatus was humming away when we were there.
It looks like this is where they once loaded the coal off the train and into
the plant. This particular plant had converted from coal to natural gas many
years ago.
The coal pit's drain seems to have fallen into a state of disrepair.
Some plants are taking over the coal pit walls.
And a small bog seems to have formed in the bottom of the pit.
I think that is one walkway from which I will "Keep Off," thank you
very much!
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