hi there today I'd like to talk to you
about how to fly a helicopter
why don't we quickly hop in there and
I'll show you how it works okay now that
we're in the helicopter I'd like to talk
about the different controls that we
have there's three of them for the
helicopter the first one is my left hand
over here and this is called the
collective stick okay so what actually
happens with this one I can raise this
collective stick and I can lower it back
down again and the pitch angle of each
rotor blade is actually increasing and
decreasing as I raise and lower this
collective okay so collectively they
call it the collective because
collectively all three blades in this
helicopter are increasing pitch and then
decreasing pitch as I raise and lower
this stick okay what that does is the
more pitch that you is a more pitch
angle that you have on a rotor blade the
more lift it creates and then the
helicopter is going to go up so to make
this into simple terms when I raise this
collective the helicopter is going to go
up when I lower the collective the
helicopter is going to go back down okay
so the second control I'd like to talk
about this is the most complex control
here and that's the cyclic so you use
the cyclic with your right hand and this
one is what makes a helicopter fly
forwards backwards left or right okay so
all I need to simply do is I push this
cyclic forward or I pull it back or I
push it left or to the right here and
what's actually happening is cyclically
they call it a cyclic because cyclically
as the blades spin around in a circle
they change their pitch angle based on
where they are in that rotor disk okay
so if I push the cyclic all the way
forward the blade over there is starting
to decrease its pitch it reaches its
lowest pitch angle at the front of the
helicopter and that blade is literally
flapping down or flapping back up as it
goes to the back of the rotor disc okay
and then it starts to increase the pitch
angle as it comes around to this side of
the helicopter and it reaches this
Matt's maximum angle at the very back
and the head and the blade is flapped
fully up at the back so if you think
about each played individually spinning
around in a really really fast circle it
creates a rotor disc and now that disc
wherever I point this cyclic left or
right forward or back that rotor disc is
going to follow that cyclic control and
that's where the helicopter is going to
fly okay so if the rotor disk tilts
forward the helicopter will fly forward
if the rotor disk tilts backwards the
helicopter is going to fly backwards
okay so this one is
most complex because this is the one
that's actually balancing the helicopter
in one position this is the hardest one
to learn how to fly okay now lastly we
have the pedal control input what
happens is the helicopter has what's
called torque so in this helicopter it's
a European helicopter so the blades are
spinning around clockwise the clockwise
rotation causes a counterclockwise
torque effect so the helicopter in this
one specifically the torque effect is
causing the helicopter to want to spin
around to the left so if I were to pick
this helicopter up in the hover it would
naturally just start spinning out of
control to the left and obviously that's
not going to be very helpful for us so
what we need to do is we need to have
these pedal controls they control the
tail rotor in the back and they control
the pitch angle similarly to the
collective that we talked about the
pitch angle of the color of the blades
on the tail rotor and so if I were to
use my pedals here and I were to push
right pedal that's going to increase the
pitch angle of the tail rotor blades in
the back and now I'm going to actually
be able to counteract that torque and
I'm going to be able to stop it and I'm
going to be able to create the perfect
balance between the tail rotor Authority
and the balance of the torque and then
I'm going to be able to sit the
helicopter perfectly nice and straight
without spinning left or right now if I
were to use more right pedal the
helicopter is going to spin around to
the right if I already use more left
pedal where actually I could technically
say if I were to just ease off my right
pedal then I'm gonna allow the
helicopter to spin around to the left
okay so I can control the rotation in
one horizontal plane left and right by
using my left and right pedals and
that'll control the tail rotor in the
back now helicopters are powered by
different types of engines this one
happens to be a piston engine you can
also have a turbine or a jet engine for
a helicopter now this one here has a
torque gauge similar to pretty much all
the turbine helicopters out there so
what happens is on the collective I have
a throttle control as well okay now
something that's unique about
helicopters
is they actually run at a fixed rpm very
unlike a car or any other type of
machine even like an airplane so it's a
fixed rpm meaning you usually have a
governor control that controls your rpm
I have this throttle control right here
so I can roll on throttle once I've
started the helicopter and the governor
control will take it over
it's gonna bring it up to full revs for
me and then when I raise and lower that
collective the engine is actually
producing more or less torque and that
has I have a torque gauge here that
shows me how much torque I'm using and
typically the the maximum that you can
use in a helicopter is a hundred percent
torque and so you can see here as I
raise and lower the collective I can
increase and decrease my torque setting
right here up to a maximum of a hundred
percent so if I was on takeoff on
depending on how heavy I was I could be
watching that gauge there and I could be
monitoring how much power I'm able to
pull and I can pull pull pull all the
way up to one hundred percent but I
can't exceed one hundred percent
sometimes one hundred percent limit is
due to the engine simply can't produce
any more power and sometimes it's a
gearbox limitation so they don't want
you to pull more power than that because
it's going to be over torquing your
gearbox that wraps up the basics of how
to fly a helicopter if you guys enjoyed
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