11 June 2013

Science Friction (Perpetual Motion's Nemesis)

These days I seem to be posting my ideas more infrequently. Which is to say, I've been posting my ideas more sparsely, with a higher rate of infrequency, and in fewer abundance. Which is to say, in plain English, I've been posting less inperiodically or more commonly less frequently more often.

It is for this reason that I challenged my genius brain to come up with an idea that will solve more than one of mankind's problems in one go. We're talking killing two birds with one stone. But I didn't want to stop at two. Anyone who knows me knows how I love to maim a multitude of feathered creatures with one projectile, but on this occasion I decided to leave them be, and just think about the problem I'd set myself. Well within 15 minutes I came up with a single concept that will help reduce humanity's social, environmental, technological, residential and economic problems. All you need is a few decades work on an international scale, in a large section of Antarctica.

(an area of 500km radius around the south pole to be exact)


Problem 1.
The prisons in [insert country here] are full, but people keep doing crimes.

Solution: Send all the world's prisoners (or all the lifers at least) to one massive prison on an island. Perhaps not such an original idea. It's like when the US used to send criminals to Alcatraz. ...or when the UK used to send criminals to Australia. (In retrospect we call all agree that the latter was a terrible idea).
A large prison will be built in the centre of the continent of Antarctica, which (when the prisoners have finished building it) will be escape-proof. Anyone leaving the prison complex to go outside is essentially committing suicide. This of course is illegal, and will be punished by 24 hours isolation in the cooler.
Once it's up and running, a vast majority of the worlds prisons can be closed.  ... and then converted into budget housing. I'm not suggesting people will live in cell-sized flats. (not everyone anyway) I'm saying you could knock though several cells and have an apartment that was made up of up to 5 cells. Luxury.


Problem 2.
How can the world save money on the space program?

Solution: You'd have a lift into space. Yes, this isn't a new idea, not even by me. But it is an idea I came up with many years ago. I've adapted it though, so that the base of the lift is in the Antarctic (to capitalise on the very cheap/free labour among the local residents), and the counterweight at the other end is in a low orbit in space, but at an angle (of maybe 60°) from the base. The counterweight can make several orbits of the Earth each day in the opposite direction that the Earth is turning. The base in this new design however is actually anchored to a platform that moves around a large track with a circumference of approximately 3142km around the South Pole (again, built over many years by convicts). The speed of the platform around the track can be altered any time the lift needs to be used. Why the track? Well this is part of the answer to my third problem...


Problem 3.
How can we create renewable energy and stop burning fossil fuels?

Solution: This is also a question I've attempted to answer before. Albeit, not very convincingly. The idea was a very simple perpetual motion machine. And while that genius magnetic contraption has it's charms, I'll be the first to admit that it does sort of contravene Newton's third law of motion. Generally you can't create energy from nothing. You can only convert energy. Which is exactly what we're doing here. For all intents and purposes, this coasting Antarctic space elevator is a genuine perpetual motion machine. It would actually work. Why? Because it's not actually a genuine perpetual motion machine. But it almost is. The movement on the track will either turn a giant underground wheel, or turn a series of generator as the platform speeds round the track. The speed of the thing is determined by the radius of the track as well as the height of the counterweight's orbit.* It will never stop, so long as the Earth keeps spinning. A by-product of this ingenious suggestion is that (very gradually) the Earth's spin will slow down as a result of friction. The Earth's spin is slowing down very gradually anyway, but this machinery will increase this deceleration. However, it's worth pointing out that you won't see any noticeable effect of this for many hundreds of years.  ...probably.

Still, I'm always saying there aren't enough hours in the day.



*Assuming the counterweight goes round the earth just twice a day, and the track has a diameter of 1000km, then the base will be travelling at about 262km/h (163mph). For convenience this speed can be sped up or slowed down by decreasing or increasing the length of the counterweight's tether.



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