Owner | Andy Wade | ||
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Owner's Other EV | 2008 Jinhua Shiwei / SWEI 0003 | ||
Location | Bristol, England United Kingdom map | ||
Vehicle | 2004 Sakura S200 Pedal-electric moped / scooter type thing. | ||
Motor | unknown Brushless DC Stock 200 Watt hub motor AFAIK | ||
Drivetrain | Hub motor, gearless bicycle pedals-and-chain. | ||
Controller | Stock controller AFAIK | ||
Batteries | 1, 36.00 Volt, Lithium Iron Phosphate Upgraded to Ping battery in January 2011. 1 custom unit made out of 10 x dry cells for lights and indicators | ||
System Voltage | 36 Volts | ||
Charger | Ping's own Lithium battery charger | ||
Heater | warm trousers | ||
DC/DC Converter | None - Lights & indicators powered by dry cells which are in turn charged by solar panels. This saves juice for acceleration and range. | ||
Instrumentation | Comes with super-basic, uncalibrated battery voltmeter and ammeter in dashboard. The voltmeter loses one bar when it's a couple of miles from pegging out. | ||
Top Speed | 15 MPH (24 KPH) Limited by UK law to 15 mph :-( | ||
Acceleration | Not too bad, now I've eliminated the DC-DC converter. | ||
Range | 20 Miles (32 Kilometers) When I last had good SLAs it gave me around 14-15 miles at the very most. As this is the same amperage but lithium, it must give me at least 20 - I've not taken it more than 18 miles so far though. Basically I'm unlikely to run out of juice unless I do something crazy like try taking it to the next town and back. | ||
Watt Hours/Mile | 27 Wh/Mile 36v * 15 amp = 540 540 / 20 =27 Under SLAs was 36v * 14 amps = 504 watt-hours for 15 miles. 504 / 15 = 33.6 Whr/Mile. That's in the region of 800 miles per gallon! | ||
EV Miles |
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Seating Capacity | One | ||
Curb Weight | 88 Pounds (40 Kilograms) 30 kilos (estimate - the lithium battery weighs a LOT less than the lead-acid one) | ||
Tires | 20 inch | ||
Additional Features | Have replaced wet cell used for lights and indicators with 10 x AA dry cells in a Maplins battery pack. This is powered from onboard solar panels. Have put a bicycle speedometer on it, after experimenting with wired ones spent the big bucks and got a wireless one about a year ago. No more problems - it is waterproof and shockproof. EXTRA: Battery has gone on the speedo, or something, after recording almost 3,000 miles and five years of trouble-free mopedding. True mileage is easily double this. Also modified lighting system - LED brakelight and repleaced headlight with an LED MR16, so now I never run out of lights at night. | ||
Named after Maurice Moss from TV's The IT Crowd (because it may not always be socially "cool" but it's charming and dependable) and Austin Morris (old-time maker of several of my first cheap, clunky cars and an important part of t' British Motoring Heritage). Tried building a supplementary battery to make it go faster and better, but it didn't work due to duffo cells. Finally broke down and bought a Ping Battery in the winter of 2010 / 2011 - it's much better now, no more back breaking weight for a start. Also it charges up in about an hour and half most days as I rarely take it out for long rides. I had all sorts of plans to upgrade it to 48v at one point, but why bother? It's a nice little town machine as it is; the low speed is all part of its nerdy, Moss-esque charm. I still use it for when I'm going down the pub and can't be bothered to cycle. |