¡Que molleja! On 9/18/09, Javier Garcia <[email protected]> wrote: > Right Stanley, that is what I'm talking about. My home town (Maracaibo, > Venezuela) is a city where you have 95-99% of humidity ALL the time, and > usually above 100F. The first time I went to a dry place I couldn't believe > how hot it was I didn't feel a thing. > > Javier. > > On Fri, Sep 18, 2009 at 12:05 PM, stanley/ Randolph > <[email protected]>wrote: > >> If I'd a seen this (below), I wouldn't a' taken the time to write all I >> did >> in those posts... >> >> *Stanley* >> >> >> ------------------------------ >> *From:* oldschoolgwin <[email protected]> >> *To:* Nighthawk Motorcycle Lovers! <[email protected]> >> *Sent:* Friday, September 18, 2009 1:46:46 AM >> >> *Subject:* [Nighthawk Lovers] Re: Who can do the math??? >> >> >> Well, if we really want to know, it's called convective heat transfer >> coefficient. We don't feel temperature, we feel heat leaving and >> entering our body. So at higher velocities the convective coefficient >> increases (h=W/m^2*K)substantially, hence heat is leaving our body at >> faster rate - then we say its cold! We should really say heat is >> leaving me very quickly (humor!). >> >> In the summer in the middle of a hot day, the inside temperature may >> be 78F (air temp) and it feels hot, but in the winter when it's 78F in >> the same house it feels cold. Hmmm - why is this? Well it's because >> there are multiple mechanisms effectiving the overall (net) heat >> transfer from your body. In the summer the wall temperature is hotter >> than winter - so guess what, now your body is recieveing radiation >> (heat) at a greater rate than in the winter. So while the air is >> conducting (theoretically) heat away from your body at the same rate >> for both summer and winter (function of temperature and air velocity) >> the radiation is greater in summer so the net heat loss rate is lower >> in the summer (it's hot in hear). Consider cloudy day and sunny day >> at the same air temp (same thing radiation is the difference in >> comfort). >> >> So it get's a bit complex when you take into acount the heat capacity >> of the air (function of moisture content) and air velocity (convective >> rate) - but this is the basic concept. I.E. the same reason the NH >> oil coolers are much more effective (probably at least 20X) at hwy >> speeds than when sitting at a stop sign. But then again at hwy speeds >> the engine is also generating much more waste heat it has to transfer >> to the air. >> >> Hope this helps. >> >> >> >> >> On Sep 17, 1:35 pm, stanley/ Randolph <[email protected]> wrote: >> > Yuh really don't know whut wind chill is 'til yuh've ridden in winter at >> night in Arizona desert. Cold with humiddy is better'n cold with none. I >> can take 30 with 95%. I can't take 50 with 30%!! >> > >> > Stanley >> > >> > ________________________________ >> > From: Joseph Letourneau <[email protected]> >> > To: [email protected] >> > Sent: Thursday, September 17, 2009 2:21:08 PM >> > Subject: [Nighthawk Lovers] Re: Who can do the math??? >> > >> > I ride all through the winter. The only time I dont ride is if there is >> snow and ice still on the road. The real reason I do this is cuz the gas >> prices are so flippin' high. By the time I get to work it takes a few >> cups >> of coffee and about 15 min's before my teeth stop chattering. >> > Joey >> > >> > --- On Thu, 9/17/09, Dennis Hammerl <[email protected]> wrote: >> > >> > >> > >> > >> > >> > > From: Dennis Hammerl <[email protected]> >> > > Subject: [Nighthawk Lovers] Re: Who can do the math??? >> > > To: [email protected] >> > > Date: Thursday, September 17, 2009, 3:11 PM >> > > If I >> > > dress right, I can take about 40, no less thank you. I did >> > > ride straight thru two years. But I was a whole lot younger >> > > then. >> > >> > > --- On Thu, 9/17/09, Creative Residential Designs >> > > <[email protected]> wrote: >> > >> > > From: Creative Residential Designs >> > > <[email protected]> >> > > Subject: [Nighthawk Lovers] Re: Who can do the math??? >> > > To: [email protected] >> > > Date: Thursday, September 17, 2009, 8:39 AM >> > >> > > The temperature would be a balmy -10 which I don't do >> > > on my bike, thank you >> > > very much! ;) >> > >> > > ----- Original Message ----- >> > > From: "NytWing" <[email protected]> >> > > To: "Nighthawk >> > > Motorcycle Lovers!" <[email protected]> >> > > Sent: Thursday, September 17, 2009 4:46 AM >> > > Subject: [Nighthawk Lovers] Who can do the math??? >> > >> > > > If the outside temperature was 44 degrees this morning >> > > when I left the >> > > > house, what did it feel like with the wind chill at 65 >> > > miles per >> > > > hour??? For those of you in the south who >> > > don't know what wind chill >> > > > is, when it's cold outside, the harder with wind >> > > blows, the colder it >> > > > feels on the body. Those of us up north know >> > > what I'm talking about... >> > >> > > >> > >> > - Hide quoted text - >> > >> > - Show quoted text - >> >> >> >> __________________________________________________ >> Do You Yahoo!? >> Tired of spam? Yahoo! Mail has the best spam protection around >> http://mail.yahoo.com >> > >> > > > >
-- Sent from my mobile device -Kyle --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nighthawk_lovers?hl=en -~----------~----~----~----~------~----~------~--~---
