1) Those little gennies are usually 2-stroke and run on oilgas mix. 2) There's no way to properly seal it off so that no carbon monoxide/exhaust leaks back into the cabin... IF there is an opening for the pull cord their is an opening for the exhaust....
On 3/14/2014 3:10 AM, James Dunn wrote: > What do you think? > > For the KR, it seems that removing the alternator and related pulley from my > VW Type 4 has the potential of decreasing the side loading on the engine, and > decreasing parasitic loads on the engine so that more power goes to the > propeller. > > A small rip-cord 500 watt generator will run up to 8 hours on a half gallon > of fuel. But with the normal loads, the motorcycle battery will support > electrical loads a couple of hours at a time. So starting and stopping the > small generator would provide recharging on an as-needed basis. A simple > voltage alarm can be used to advise pilot of need to recharge the avionics > batteries. > > During day VFR, most likely the alarm would never be triggered; i.e. battery > trickle charger keeping battery topped off in the hanger. > > Gas from the main tank would be used to run the generator. Exhausting would > be no different than the main engine. > > Looking at the space available, the generator I'm looking at will fit in the > same space that the retract gear would fit in; I have fixed gear. And leave > a lot of extra room. The space with a bit of fiberglass can be made > completely separate from main cabin; with an open to air flow gap between the > cabin and generator where the pull cord and controls run through, in case > there is a head gasket leak (carbon monoxide). Same issue with main engine > and one reason for firewall. > > The 110V outlet feeding a battery charger provides about 30 amps of charging, > capacity. But for a motorcycle battery it will only take a maximum of about > 10 amps, plus about 5 amps for efis and ems system batteries. So there is > still a surplus of power available for other loads. > > Because the generator without shrouding (substituting small NACA vent and > aluminum baffling), is very small, it can be put anywhere that is CG > beneficial. > > A pulley system bringing the pull cord under the center between pilot and > passenger allows for a bi-cep pull so the leverage is favorable without > having to do any unusual positioning. A 500 watt generator is very easy to > start. > > I'm looking at the Honda generator because it runs with virtually no > vibration. > > > What are things I'm not thinking of? > > > > > > -- > > James Dunn > _______________________________________________ > Search the KRnet Archives at http://tugantek.com/archmailv2-kr/search. > To UNsubscribe from KRnet, send a message to KRnet-leave at list.krnet.org > please see other KRnet info at http://www.krnet.org/info.html > see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change > options
