General Cycling Theory
#1
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Captain
Joined: Feb 2009
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General Cycling Theory
so i am getting started in cycling and dont really have anyone to bounce ideas off of yet...
OK so here are a couple of questions:
If your body only has so much energy for exertion available and an increase in speed is an exponential increase in wind drag then wouldnt it be most efficient to exert the most energy in climbs because you are going slower hence a more efficient use of energy available? so its better to hit hills harder and downhill not so hard in the general sense?
I dont really understand power vs position - if you are on the bars then more power is available then in the drops? So if you have a strong wind on your back like your doing 20mph and cant feel much wind resistance... then you should be on the bars to increase power and maximize the wind hitting you in the back?
OK so here are a couple of questions:
If your body only has so much energy for exertion available and an increase in speed is an exponential increase in wind drag then wouldnt it be most efficient to exert the most energy in climbs because you are going slower hence a more efficient use of energy available? so its better to hit hills harder and downhill not so hard in the general sense?
I dont really understand power vs position - if you are on the bars then more power is available then in the drops? So if you have a strong wind on your back like your doing 20mph and cant feel much wind resistance... then you should be on the bars to increase power and maximize the wind hitting you in the back?
#8
Your energy level is not like a fuel tank that will run out of fuel UNLESS you are not eating or drinking a sportsdrink during your ride. You should be consuming calories on any ride over about an hour or so. That will keep your "energy" levels up no matter how long you ride for.
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Kona Jake the Snake
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Kona Jake the Snake
#9
There's a theory to cycling?
Srsly, if you want to figure this stuff out, you probably need to be more specific about what your goals are. Just what are you trying to achieve?
Faster time over a certain route?
Better climbing?
More comfort over longer distances?
Hanging with the animals on the Nyack ride?
What?
Srsly, if you want to figure this stuff out, you probably need to be more specific about what your goals are. Just what are you trying to achieve?
Faster time over a certain route?
Better climbing?
More comfort over longer distances?
Hanging with the animals on the Nyack ride?
What?
#11
Peloton Shelter Dog
Joined: Nov 2005
Posts: 90,508
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From: Chester, NY
Bikes: 2017 Scott Foil, 2016 Scott Addict SL, 2018 Santa Cruz Blur CC MTB
#13
Senior Member
Joined: Dec 2005
Posts: 1,655
Likes: 0
so i am getting started in cycling and dont really have anyone to bounce ideas off of yet...
OK so here are a couple of questions:
If your body only has so much energy for exertion available and an increase in speed is an exponential increase in wind drag then wouldnt it be most efficient to exert the most energy in climbs because you are going slower hence a more efficient use of energy available? so its better to hit hills harder and downhill not so hard in the general sense?
I dont really understand power vs position - if you are on the bars then more power is available then in the drops? So if you have a strong wind on your back like your doing 20mph and cant feel much wind resistance... then you should be on the bars to increase power and maximize the wind hitting you in the back?
OK so here are a couple of questions:
If your body only has so much energy for exertion available and an increase in speed is an exponential increase in wind drag then wouldnt it be most efficient to exert the most energy in climbs because you are going slower hence a more efficient use of energy available? so its better to hit hills harder and downhill not so hard in the general sense?
I dont really understand power vs position - if you are on the bars then more power is available then in the drops? So if you have a strong wind on your back like your doing 20mph and cant feel much wind resistance... then you should be on the bars to increase power and maximize the wind hitting you in the back?
Here's an analogy. How many standing squats can you do? 20-30-40. How many walking repetitions on flat ground can you do?. Thousands. So you have this going on in addition to wind drag.
#15
Thread Starter
Captain
Joined: Feb 2009
Posts: 6
Likes: 0
There's a theory to cycling?
Srsly, if you want to figure this stuff out, you probably need to be more specific about what your goals are. Just what are you trying to achieve?
Faster time over a certain route?
Better climbing?
More comfort over longer distances?
Hanging with the animals on the Nyack ride?
What?
Srsly, if you want to figure this stuff out, you probably need to be more specific about what your goals are. Just what are you trying to achieve?
Faster time over a certain route?
Better climbing?
More comfort over longer distances?
Hanging with the animals on the Nyack ride?
What?
#20
all wind is apparent
you might wanna check on your def of idiot...
go faster than what? when? for how long?
a lot of learnin happens when you ride da bike
#22
so i am getting started in cycling and dont really have anyone to bounce ideas off of yet...
OK so here are a couple of questions:
If your body only has so much energy for exertion available and an increase in speed is an exponential increase in wind drag then wouldnt it be most efficient to exert the most energy in climbs because you are going slower hence a more efficient use of energy available? so its better to hit hills harder and downhill not so hard in the general sense?
I dont really understand power vs position - if you are on the bars then more power is available then in the drops? So if you have a strong wind on your back like your doing 20mph and cant feel much wind resistance... then you should be on the bars to increase power and maximize the wind hitting you in the back?
OK so here are a couple of questions:
If your body only has so much energy for exertion available and an increase in speed is an exponential increase in wind drag then wouldnt it be most efficient to exert the most energy in climbs because you are going slower hence a more efficient use of energy available? so its better to hit hills harder and downhill not so hard in the general sense?
I dont really understand power vs position - if you are on the bars then more power is available then in the drops? So if you have a strong wind on your back like your doing 20mph and cant feel much wind resistance... then you should be on the bars to increase power and maximize the wind hitting you in the back?
#23
Senior Member



Joined: Oct 2008
Posts: 3,061
Likes: 823
From: in a house
Bikes: Specialized Aethos, Specialized Diverge Comp E5 and 2025 Spesh Tarmac SL8 Expert
People generally over thinking the "power vs position" relationship need to ride more, ride harder, lose weight and stop over thinking something so simple...It is not rocket science when you're new it is simply riding.
Learn to ride efficiently.
In my experience gravity trumps wind drag.
Learn to ride efficiently.
In my experience gravity trumps wind drag.
#24
Super Modest



Joined: Jun 2002
Posts: 25,421
Likes: 6,687
From: Central Illinois
Bikes: Trek Domane+x2, Trek Emonda
So true. The same thing applies to other novice questions like cornering, descending, or climbing. One doesn't need a text book; one needs practice and familiarity with their machine in the form of road miles and saddle time under all conditions.
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