Energy Management

Oct 03, 2010 22:39

It is said that along with his sheet of polythene Edward Tellers other inspirational insight into the Super was the realisation that Heat is Pressure.
While I have no need to attempt fusion I have had to examine energy management in my own way.

Stephanie has bought a second hand car and while we knew the radiator needed to be replaced at some point the we thought ok let's give it a whirl.

So we are on the way out we get a level light, stop and fill it up. Get to Abergavenny with no issues.
We sprint up to the top of the Blorenge, pleasantly surprised.
Get to the top and we get the level low indicator, refill and then coast down through the valley down to Pontypool and then then onto the bridge. Lamp lights up and calcs are made.
We head home via Bristol, A4,A36. Last bit of the ring road I am starting to get concerned about the temperature, it's no where near the red but it's starting to rise.
We pull into a petrol station, allow things to cool and put more water in.
So here is the dynamic. Impaired cooling system, approx 70 miles to Southampton, small child in the back who is being pretty good and it's starting to REALLY throw down with rain.
Edward Teller had problems with the Super which were related to Heat and Pressure, the whole Polythene sheet thing, well I think you should look up Xrays.
I had the same kind of problem. If I go fast I generate heat, heat generates pressure within the remains of the coolant system, we lose coolant.
Had a couple of really good things in our favour, it was coldish, it was raining. Also we had two adults, one to be entirely devoted to looking after the small child and the other to entirely concentrate on the road.
I can't talk for being a Mum but observing what was going on was pretty impressive. It allowed me to do the gear ratio, temperature and road angle analysis.
The rain was really useful in the following ways
a. It was heavy, people didn't get toooooo pissed off having someone slow in front of them.
b. It was heavy, this meant we get to have a few puddles that splash up and cool, one major puddle dropped by 10 degrees.

Balancing all of these things meant that I could hold temperature in an acceptable safe zone but boy it was a balancing act, keeping where ever possible in 5th and at about 40 max.
It was one of the hardest drives I've ever had to undertake, true the whole San Pietre Pass was pretty entertaining but this was tough, I had responsibility which was beyond myself.
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