Elektricke kolo

Pavel KREJCI krepa76 na gmail.com
Středa Červen 30 10:12:40 CEST 2010


Kdyz kun muze mit chvilkove silu temer 15 koni...

http://en.wikipedia.org/wiki/Horsepower
R. D. Stevenson and R. J. Wassersug published an article in Nature
364, 195-195 (15 July 1993) calculating the upper limit to an animal's
power output. The peak power over a few seconds has been measured to
be as high as 14.9 hp. However, Stevenson and Wassersug observe that
for sustained activity, a work rate of about 1 hp per horse is
consistent with agricultural advice from both 19th and 20th century
sources.

Tak predpokladam, ze spickovy cyklista se nadre srovnatelne vic, nez
kun na poli. On kun v dostihu dodava taky vykon vetsi nez 1HP.
PK

2010/6/30 Stanislav ©mejkal <smejkal na smejkal.com>:
> A nebude to tak, ze 200-600-800-1200-1500 W je prave to teplo - energeticky
> vydej? Vzdyt i konska sila je cca 735 W a nepredpokladam, ze spickovy
> sportovec ma silu dvou koni.
>
> Standa
>
> Dne 30.6.2010 9:41, RV napsal(a):
>>
>> Ja myslim, ze dost prehanite...slusne receno.
>>
>> Ucinnost svalove prace je jen cca 20% - chcete mi tedy tvrdit, ze trvale
>> vytopite 1kW a svetova elita vytopi 3.2kW? To bych bral v kategorii
>> hodne tezkeho sci-fi.
>>
>> Radek Vicek
>>
>> Dne 30.6.2010 8:45, Pavel KREJCI napsal(a):
>>>
>>> Clovek je schopen podat trvaly vykon vetsi (v zavislosti na kondici).
>>> Nepovazuju se za vyrazneho sportovce, ale prumerny vykon 200W dodam po
>>> dobu 2h, to mam overene. Svetova elita je schopna jet trvale kolem
>>> 600-800W spickove v trvani nekolika malo minut i 1200-1500W.
>>>
>>> PK
>>
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