[jhb_airlines] Re: Autopilot APPR HOLD problem
- From: "Mike Brook" <mike.brook@xxxxxxxxxxxxxx>
- To: <jhb_airlines@xxxxxxxxxxxxx>
- Date: Mon, 17 Oct 2005 20:13:53 +0100
The wonderful Citation X, driven by a pair of R-R (Allison) AE3007C (or
C1) turbofans the FADEC for which I had the privilege of Project
Managing the design, development and production of in my previous,
pre-retirement, life. Aaah!, them was the days... <g>
MikeB
JHB193
> -----Original Message-----
> From: jhb_airlines-bounce@xxxxxxxxxxxxx
> [mailto:jhb_airlines-bounce@xxxxxxxxxxxxx]On Behalf Of Bones
> Sent: Monday, October 17, 2005 7:04 PM
> To: jhb_airlines@xxxxxxxxxxxxx
> Subject: [jhb_airlines] Re: Autopilot APPR HOLD problem
>
>
> Ah - quite a different kettle of fish.
>
> The Citation X is the almost sonic jobbie with the
> supercritical wing -
> Cessna's challenge to the Gulfstream range. I think you could
> fit a CJ1
> inside it.. <g>
>
> bones
>
> -----Original Message-----
> From: jhb_airlines-bounce@xxxxxxxxxxxxx
> [mailto:jhb_airlines-bounce@xxxxxxxxxxxxx] On Behalf Of Mike Lucas
> Sent: 17 October 2005 17:15
> To: jhb_airlines@xxxxxxxxxxxxx
> Subject: [jhb_airlines] Re: Autopilot APPR HOLD problem
>
>
> The panel is for Citation X, FS2004.
>
> Mike L
>
> Bones wrote:
> > I don't have any values for the CJ2 here and it could easily have
> > different flap settings to the CJ1. The existing aircraft.cfg values
> > are 0, 15 and 45 as you note and would seem to follow the current
> > trend on some aircraft of absolute minimum flap settings
> (up, take off
> > and land).
> >
> > The CJ1 I've had the pleasure to fly in is different and it has flap
> > values of 0, 15, 35 and 50. Here are the book figures:
> >
> > T/0 Weight 15 deg Flap Setting 0 deg Flap Setting
> > V1 Vr V2 V1 Vr V2
> > 10600 107 107 111 113 113 119
> > 10000 102 103 108 109 109 115
> > 9500 98 100 105 105 105 113
> > 9000 97 97 103 102 102 110
> > 8500 97 97 103 98 98 107
> > 8000 97 97 104 98 98 107
> > 7000 97 98 106 98 98 109
> >
> > Stall Speeds
> >
> > Zero Angle of Bank, Landing Gear UP or Down, KCAS
> > Flap Position
> > Weight Land 15deg UP
> > 10600 86 91 98
> > 10000 83 89 95
> > 9500 81 87 93
> > 9000 79 85 91
> > 8500 77 82 88
> > 8000 75 80 86
> > 7500 73 78 83
> > 7000 70 75 80
> >
> > Take-Off 0 and 15 degs flaps
> > Landing Approach 15 degrees
> > Full Flaps Land 35 degrees
> > On Landing Flaps 50 degrees...used to help braking
> >
> > Note that 50 flap is only used as an after landing speed brake so we
> > really only need 0, 15 and 35 in FS. However that is for the CJ1 and
> > as there are so many versions of the Citation out now (which I have
> > totally lost track
> > of) it could well be that other versions have different
> flap settings. The
> > Citation X is quite a different beast to the little CJ1!
> >
> > Also note that in the CJ1 figures above the Max Landing
> Weight is just
> > 10600lb whilst the CJ2 is up at 15200lb. I would therefore
> expect the
> > speeds to be a touch higher. For the CJ1 a rotate speed of about
> > 105/115kts seems average and an approach speed of 106kts at
> max weight
> > looks good (as Va = Vs x 1.23). I'll hunt around and see if
> I can find
> > the CJ2 figures but expect them to be a touch higher than these.
> >
> > You can easily alter the aircraft.cfg values if you wish. As a
> > reminder put the original values in the comment section so you
> > remember them - they can go anywhere after the // symbols.
> Just out of
> > interest did it say which variant of Citation the panel was for?
> >
> > bones
> >
> > -----Original Message-----
> > From: jhb_airlines-bounce@xxxxxxxxxxxxx
> > [mailto:jhb_airlines-bounce@xxxxxxxxxxxxx] On Behalf Of Mike Lucas
> > Sent: 17 October 2005 12:29
> > To: jhb_airlines@xxxxxxxxxxxxx
> > Subject: [jhb_airlines] Re: Autopilot APPR HOLD problem
> >
> >
> > Bones
> >
> > I was trying to find out what flap settings exist on the real-world
> > Citation. If there are 4 (0, 5, 15, 35), as the panel I am
> now using
> > would seem to suggest, can I modify the current entry in
> aircraft.cfg
> > -
> >
> > [Flaps.0]
> > type = 1 // 1 - tail, 2 - lead
> > span-outboard = 0.8 // 0.0 .. 1.0
> > extending-time = 5 // seconds
> > system_type = 0
> > flaps-position.0 = 0 // degrees
> > flaps-position.1 = 15 // degrees
> > flaps-position.2 = 45 // degrees
> > damaging-speed = 250 // KIAS
> > blowout-speed = 300 // KIAS
> >
> > by inserting an additional line for flaps 5, and amending
> flaps 45 to
> > flaps 35? Or is such tinkering another minefield .... ?
> >
> > Mike L
> >
> > Bones wrote:
> >
> >
> >
> >
>
>
>
>
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