Search found 38 matches

by Nigel P.A. Smith
Sat Mar 28, 2009 11:47 am
Forum: General
Topic: Mechanical Speed Controller
Replies: 13
Views: 15337

The best idea's are usually simple!

Maybe Kevlar or ceramic instead of nylon would be more durable
for high voltage current.
by Nigel P.A. Smith
Fri Mar 06, 2009 11:22 pm
Forum: All things battery related
Topic: new batt nano technology
Replies: 1
Views: 3329

Hi Badger,

This maybe the same boat that is solar powered, electric drive, 70 foot;
http://narrowboats.apolloduck.co.uk/fea ... l?id=99047

Nano Wire Batteries sound good but I can't see it myself!

Let me know when you start to fix the Berlingo.

Nigel

Electric Rover
by Nigel P.A. Smith
Tue Nov 18, 2008 11:19 am
Forum: General
Topic: Hot Motor
Replies: 18
Views: 13809

Hi Tom, Sorry to here the bad news on the controller, was it the 72 volt Altrax not having enough volts for the batteries; "My altrax controller will tolerate pack voltage up to about 92 - 93 volts before going into shutdown and my charger puts the pack at 95-96 volts at full charge. This requi...
by Nigel P.A. Smith
Sat Oct 25, 2008 1:03 pm
Forum: General
Topic: Hot Motor
Replies: 18
Views: 13809

Hi Tom, Maybe if the commutator bars are burnt like Badgers Berlingo commutators, (see pics) http://www.flickr.com/photos/24533244@N06/sets/72157606454630810/ they could be resurfaced by a lathe or fine wet or dry paper? And Nino, My charger maybe not charging at enough amps; it's an old Westinghous...
by Nigel P.A. Smith
Thu Oct 23, 2008 3:41 pm
Forum: General
Topic: Hot Motor
Replies: 18
Views: 13809

72 volts from batteries but 82 from the controller terminals when turned on!?
And 55volts turned off!
Tommyt still got your hot motor?

Nigel
by Nigel P.A. Smith
Wed Oct 22, 2008 9:33 am
Forum: General
Topic: Hot Motor
Replies: 18
Views: 13809

Hi Tommyt, Did you modify the brushes yourself "I am reading a type J thermocouple embedded in one of the brushes." and when were they put in? I have no gauges but the Curtis state of charge indicator, I think HP is the problem but motor is rated at 1700rpm, so probably limited by both. I ...
by Nigel P.A. Smith
Mon Oct 20, 2008 6:08 pm
Forum: General
Topic: Hot Motor
Replies: 18
Views: 13809

Hi mattcarr,

Yes it still has gearbox and clutch but slowly getting the range; have to find
roads that aren't to long and steep, previous owner said he got over 20
miles, for details see "FOR SALE Rover 414 on ebay"

Regards Nigel
by Nigel P.A. Smith
Mon Oct 20, 2008 10:38 am
Forum: General
Topic: Hot Motor
Replies: 18
Views: 13809

Hi tommyt, Seems like worn or sticky brushes are the first thing to check, but I'm not an expert! :? I would like to know how fast your conversion will go and distance as I just bought a new set of Trojan T105 batteries for my converted Rover but at 72 volts I am not getting up to 35mph :( maybe the...
by Nigel P.A. Smith
Tue Oct 14, 2008 1:09 pm
Forum: All things battery related
Topic: What's the best battery type for charging from solar?
Replies: 13
Views: 10643

Or are these any good, also ebay at £25 each but no date for age and 105/140Ah. "6 volt deep cycle batteries ( proper ones) for solar or wind generators Item number: 280275827104" A salesman said the Trojan T6220 (6volt 220Ah) is the same as the T105 (6volt 225Ah) only 5Ah less but a mu...
by Nigel P.A. Smith
Thu Oct 09, 2008 10:25 pm
Forum: All things battery related
Topic: What's the best battery type for charging from solar?
Replies: 13
Views: 10643

These are solar batteries on Ebay but are they any good for EV's?


324w Solar Wind Turbine 12v Batteries VR AGM Deep Cycle
Item number: 200259618329

Must get a new set soon myself! Anything better than Trojan T105 or T6220
for the same ish price?

Thanks Nigel

Electric Rover

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