Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread tomw via EV
Larger diameter would be more efficient. If they don't need to carry much weight you might look into using motorcycle tires which are narrower. -- View this message in context: http://electric-vehicle-discussion-list.413529.n4.nabble.com/Wheels-for-efficient-vehicle-tp4675604p4675607.html

[EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Lawrence Rhodes via EV
MICHELIN ENERGY SAVER 155/65R14 75SES2: This is the best tire I can get from Michelin.  Does everyone agree that it is hard to get a more efficient and narrow tire?  If this is so what super light rim should I use. If not is there a better tire to use.  Each wheel will only have to support 300

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Roland via EV
EVmailto:ev@lists.evdl.org To: Electric Vehicle Discussion Listmailto:ev@lists.evdl.org Sent: Monday, May 18, 2015 8:10 AM Subject: [EVDL] Wheels for efficient vehicle. MICHELIN ENERGY SAVER 155/65R14 75SES2: This is the best tire I can get from Michelin. Does everyone agree that it is hard

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Ben Goren via EV
On May 18, 2015, at 9:24 AM, Roland via EV ev@lists.evdl.org wrote: If you use a open spoke wheel that allows air to go thru the wheel, it is recommended to install a aluminum deflection plate about 0.125 inch thick that goes between the wheel and the axil flange, to prevent the air to go

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Lee Hart via EV
Lawrence Rhodes via EV wrote: MICHELIN ENERGY SAVER 155/65R14 75SES2: This is the best tire I can get from Michelin. Does everyone agree that it is hard to get a more efficient and narrow tire? If this is so what super light rim should I use. If not is there a better tire to use. Each

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Lee Hart via EV
tomw via EV wrote: Larger diameter would be more efficient. If they don't need to carry much weight you might look into using motorcycle tires which are narrower. It's not quite that easy. Larger diameter is more efficient, all things being equal. But they are rarely equal. A larger tire

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Roland via EV
square inch to maintain the traction. Roland - Original Message - From: Ben Gorenmailto:b...@trumpetpower.com To: Rolandmailto:e...@msn.com ; Electric Vehicle Discussion Listmailto:ev@lists.evdl.org Sent: Monday, May 18, 2015 11:23 AM Subject: Re: [EVDL] Wheels for efficient

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Ben Goren via EV
On May 18, 2015, at 12:54 PM, Roland e...@msn.com wrote: The best way we did this when we were road rally racing, is to ink the tire and than lower it on a white plastic cover board. I understand that most track racing uses pyrometers or infrared cameras or the like to see which parts of the

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Al Lumas via EV
720 / 24 = 30 lbs per square inch. At 12:54 PM 5/18/2015, Roland via EV wrote: One more thing that I did not mention. Is the square area of the solid rubber sections of the tire face against the driving surface. You calculated the square area of the actual contact surfaces of the tire and

Re: [EVDL] Wheels for efficient vehicle.

2015-05-18 Thread Roland via EV
I knew you will get it. Roland - Original Message - From: Al Lumasmailto:ajlu...@hughes.net To: Rolandmailto:e...@msn.com ; Electric Vehicle Discussion Listmailto:ev@lists.evdl.org Sent: Monday, May 18, 2015 2:20 PM Subject: Re: [EVDL] Wheels for efficient vehicle. 720