• Member Since 20th Sep, 2018
  • offline last seen 4 hours ago

The Blue EM2


Glad to be here at last.

Sequels1

E

This story is a sequel to Terminal Chaos


The California Coast Railroad is trying to reduce travel time, so it decides to trial a new high-speed electric service from Canterlot to Crystal City.

What could possibly go wrong?

Inspired by true events.

Chapters (2)
Comments ( 16 )

Something about they didnt use a predictor for the tilt, only a reaction system, and either it was analog and they forgot the loop lag, or digital and they had too big an average, too slow a sampling rate for it to respond in time, or even only designed it for turning static load of train instead of the dynamic load? Lots of ways to go wrong, but at least bits that did go wrong were fixable.

Now if only someone had had teh idea, they aint building the airport now? Well, with this new design as the basis, they never will because its cheaper to improve the train than improve the planes?

Pendelinos are the things that learnt from the problems of the APT. But given how many years it took, they shouldve. All they need to do now is get their pointy little heads through the idea of, if cars are getting drive time recharging coils embedded in the road, why not trains. Get rig of the collapsing spaghetti overhead and at least have something thats upgradable to aincient LINAC, MAGLEV. Spend a bit of money on Liquid Nitrogen 1,2,3 superconducting motors so the stuffs there for the Lift gear eventually.

Sorry. bit of a pet peeve. :twilightoops:

9433760
There were two main issues. The first of these was termed 'ghost tilt'. This was where riders felt nautious as the train shifted about, as the cars only reacted to the curve rather than tilting in advance. It led to a lot of people throwing up.

The second problem concerned the hydraulic fluid in the tilt system, which was not heated and in one infamous case froze completely.

It's been a while since you last commented on one of my stories. Nice to see you again!

9433763

How could they cheap out That badly. I mean, Froze? I cant even remember if the ultimate lowest taperature in the UK is barely -20C, and a good mix riases teh boiling point as well so it can handle teh summer heat. Which given all the electrics, mechanics and dark rails etc the temperature gets a lot higher.

As for the reaction, I had a look, for a guy I met down the pub one day back in the 90s at universistyI think about dynamically adapative suspension, and the reaction speed and signal lag was one of teh things I had to look at. Reactive gave you a maximum, rather slow speed, and that was only due to Bruce Lee style preload reactions, otherwise I worked out I needed a couple meters warning at speed wich meant it needed radar in front of the wheels. But I didnt get any further in working on that signal processing. I just knew it was bad, as in difficult.

The guys who designed the APT are teh same guys who think increasing teh quality of graphics on VR solves problems, when with VR, it doesnt matter how junk the graphics are, as long as the Response speed is within the frame, you can get away with Battlezone or Game and Watch.

9433796
If you want to see VR done badly, check out Derren Brown's Ghost Train.

I remember watching a documentary about the HST last year and it covered all the problems with the APT.

Personally, with the new IETs coming in, I'd relegate the Voyagers to local services and reinstate the HSTs on CrossCountry working. It's got to be better than 4 coaches from Southampton to Dundee.

9434372
It's quite the bizarre story. Personally, I'd be inclined to do the same, as those trains I take when I run down to Loughborough really are too short...

9434601
That's interesting; when I went to the GCR I had a double 222 going up and an HST coming back.

9434663
I get a single 222 most sundays...

9434664
I went up from St Pancras on a Friday, which would explain it.

9434720
My station is Nottingham.

Rainbow saying she hates flying. :rainbowhuh:

9854886
Indeed. It gives her motion sickness here.

By that, she means flying in an aircraft, not using her wings.

9855405
Indeed. That's the point.

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