From: David Formosa (aka ? the Platypus) on
On Thu, 04 Mar 2010 16:14:23 +1100, Moike <bmwmoike(a)gmail.com> wrote:
> George W Frost wrote:
[...]
>> Their figures don't add up either
>> they claim 1.9 litres per 100 kilometres with a 12 litre tank gives it a 250
>> kilometre range
>> Not to my addition, which comes to about 630 kilometres a tankful and that
>> is only running the generating motor
>>
> It may be that the motor isn't capable of recharging the batteries as
> quickly as they are depleted at cruising speed.

Electric motors draw the most power when they are accelerating. Once
there up to cruising speed there is relatively little battery draw.

From: theo on
On Mar 26, 5:11 am, "David Formosa (aka ? the Platypus)"
<dform...(a)usyd.edu.au> wrote:
> On Thu, 04 Mar 2010 16:14:23 +1100, Moike <bmwmo...(a)gmail.com> wrote:
> > George W Frost wrote:
> [...]
> >> Their figures don't add up either
> >> they claim 1.9 litres per 100 kilometres with a 12 litre tank gives it a 250
> >> kilometre range
> >> Not to my addition, which comes to about 630 kilometres a tankful and that
> >> is only running the generating motor
>
> > It may be that the motor isn't capable of recharging the batteries as
> > quickly as they are depleted at cruising speed.
>
> Electric motors draw the most power when they are accelerating.  Once
> there up to cruising speed there is relatively little battery draw.

Sigh. Just like a IC engine then.

Theo