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 > > > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
