Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-30 Thread DrC
Just lurking - saw the following post, and thought you might appreciate
a little local colour...

http://www.bedfordtoday.co.uk/bed-news/Zeppelin-airship-graces-the-skies.4436055.jp
http://www.staroverlondon.co.uk/

Chris.


On Fri, 2008-08-29 at 23:56 +0200, Ralf Gerlich wrote:
 Hi!
 
 Martin Spott wrote:
  I think Ralf Gerlich has quite some expertise on this one - his home
  airfield is the place where these beasts are being built and he's one
  of these guys who want to know every detail  :-)
  As far as I remember he also has a nice livery for the Gummiwoosch,
  yet I don't know wether it's ready for distribution.
  
  Ralf !?
 
 Yes, the Zeppelins are built at EDNY. Note that they differ from blimps
 by the fact that Zeppelins have a rigid inner structure while blimps are
 held in shape by the pressure of the gas. That's one of the tricks the
 guys at Zeppelin have, so they can attach the engines to the body of the
 Zeppelin instead of the cabin, which makes flying nearly silent for the
 passengers. With a hull without rigid structure, there is nothing to
 attach the engines to. They have space for 12 or 13 passengers.
 
 The hull generates dynamic lift and most of the time the ship is
 actually not lighter-than-air. I was told that typically they have a
 mass of about 2 tons, but a weight of around 700kg. If empty or with low
 fuel and payload, they are lighter-than-air.
 
 IIRC the rule-of-thumb figure for the transition between dynamic flight
 and hovering is at about 20kts IAS. They can activate a special system,
 which directly puts thrust-vector-control of the aft engine on the
 pilot's sidestick, allowing to control the ship the same way as with
 elevator and rudder.
 
 The side-engines can be rotated upwards and downwards, which is used
 during take-off and descend.
 
 These ships are flying at EDNY all the time. They're doing several
 roundtrips around the Lake of Constance area each day, given appropriate
 weather. Just today I had just vacated the runway coming back from a
 short local flight, and I saw one of them taking off.
 
 One is currently doing trips in London, and is bound to be shipped to
 San Francisco afterwards. IIRC it will take its homebase in Moffett Field.
 
 I don't have that livery yet and I had hoped to get some more detailed
 information on the geometry etc. The livery takes reference to the fact
 that the ship will be flying in the San Francisco area for tourist
 attraction. I'm not sure, but somehow I seem to remember that this is
 our standard scenery area ;-)
 
 That's all the info I could come up with at this late time of day ;-)
 
 Cheers,
 Ralf
 
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[Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Anders Gidenstam

Hi all,

Could someone with CVS access apply this update for my Zeppelin NT, 
please?

http://www.gidenstam.org/FlightGear/aircraft_updates/ZLT-NT-20080828.tar.bz2

- Added a multiplayer copilot.
- Some FDM updates.

The archive is formatted by fg-submit.

The files in
ZLT-NT/Models/Instruments/VHF-22/ and
ZLT-NT/Models/Instruments/VIR-32/
are obsolete and can be removed.

Cheers,

Anders
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WWW: http://www.gidenstam.org/FlightGear/

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Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Curtis Olson
Hi Anders,

I have committed your updates.  I saw the goodyear blimp put on a show at
EAA Oshkosh this year.  It flew down the flight light and then did a roaring
45 degree climb-out.  Not quite as awesome as the F-22, but it still was fun
to watch after seeing it just float around for 2 days.

Best regards,

Curt.


On Fri, Aug 29, 2008 at 9:19 AM, Anders Gidenstam
[EMAIL PROTECTED]wrote:


 Hi all,

 Could someone with CVS access apply this update for my Zeppelin NT,
 please?


 http://www.gidenstam.org/FlightGear/aircraft_updates/ZLT-NT-20080828.tar.bz2

 - Added a multiplayer copilot.
 - Some FDM updates.

 The archive is formatted by fg-submit.

 The files in
 ZLT-NT/Models/Instruments/VHF-22/ and
 ZLT-NT/Models/Instruments/VIR-32/
 are obsolete and can be removed.

 Cheers,

 Anders
 --
 ---
 Anders Gidenstam
 WWW: http://www.gidenstam.org/FlightGear/

 -
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 challenge
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Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Martin Spott
I think Ralf Gerlich has quite some expertise on this one - his home
airfield is the place where these beasts are being built and he's one
of these guys who want to know every detail  :-)
As far as I remember he also has a nice livery for the Gummiwoosch,
yet I don't know wether it's ready for distribution.

Ralf !?

Martin.
-- 
 Unix _IS_ user friendly - it's just selective about who its friends are !
--

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Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Curtis Olson
Ok, all done, thanks for putting up with my idiosyncrasies. :-)

Curt.


On Fri, Aug 29, 2008 at 9:19 AM, Anders Gidenstam
[EMAIL PROTECTED]wrote:


 Hi all,

 Could someone with CVS access apply this update for my Zeppelin NT,
 please?


 http://www.gidenstam.org/FlightGear/aircraft_updates/ZLT-NT-20080828.tar.bz2

 - Added a multiplayer copilot.
 - Some FDM updates.

 The archive is formatted by fg-submit.

 The files in
 ZLT-NT/Models/Instruments/VHF-22/ and
 ZLT-NT/Models/Instruments/VIR-32/
 are obsolete and can be removed.

 Cheers,

 Anders
 --
 ---
 Anders Gidenstam
 WWW: http://www.gidenstam.org/FlightGear/

 -
 This SF.Net email is sponsored by the Moblin Your Move Developer's
 challenge
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 prizes
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 http://moblin-contest.org/redirect.php?banner_id=100url=/
 ___
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 Flightgear-devel@lists.sourceforge.net
 https://lists.sourceforge.net/lists/listinfo/flightgear-devel




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Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Anders Gidenstam
On Fri, 29 Aug 2008, Curtis Olson wrote:

 Ok, all done, thanks for putting up with my idiosyncrasies. :-)


Thanks!

Unfortunately, I messed up and sent off older versions of a few files..
The new versions are here:

http://www.gidenstam.org/FlightGear/aircraft_updates/ZLT-NT_update.tar.gz

Sorry for the inconvenience.

Cheers,

Anders
-- 
---
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WWW: http://www.gidenstam.org/FlightGear/

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Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Curtis Olson
Oh man, you are wasting my time here!

On Fri, Aug 29, 2008 at 12:13 PM, Anders Gidenstam [EMAIL PROTECTED]
 wrote:

 On Fri, 29 Aug 2008, Curtis Olson wrote:

  Ok, all done, thanks for putting up with my idiosyncrasies. :-)
 

 Thanks!

 Unfortunately, I messed up and sent off older versions of a few files..
 The new versions are here:

 http://www.gidenstam.org/FlightGear/aircraft_updates/ZLT-NT_update.tar.gz

 Sorry for the inconvenience.

 Cheers,

 Anders
 --
 ---
 Anders Gidenstam
 WWW: http://www.gidenstam.org/FlightGear/

 -
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Re: [Flightgear-devel] Zeppelin NT (ZLT-NT) update

2008-08-29 Thread Ralf Gerlich
Hi!

Martin Spott wrote:
 I think Ralf Gerlich has quite some expertise on this one - his home
 airfield is the place where these beasts are being built and he's one
 of these guys who want to know every detail  :-)
 As far as I remember he also has a nice livery for the Gummiwoosch,
 yet I don't know wether it's ready for distribution.
 
 Ralf !?

Yes, the Zeppelins are built at EDNY. Note that they differ from blimps
by the fact that Zeppelins have a rigid inner structure while blimps are
held in shape by the pressure of the gas. That's one of the tricks the
guys at Zeppelin have, so they can attach the engines to the body of the
Zeppelin instead of the cabin, which makes flying nearly silent for the
passengers. With a hull without rigid structure, there is nothing to
attach the engines to. They have space for 12 or 13 passengers.

The hull generates dynamic lift and most of the time the ship is
actually not lighter-than-air. I was told that typically they have a
mass of about 2 tons, but a weight of around 700kg. If empty or with low
fuel and payload, they are lighter-than-air.

IIRC the rule-of-thumb figure for the transition between dynamic flight
and hovering is at about 20kts IAS. They can activate a special system,
which directly puts thrust-vector-control of the aft engine on the
pilot's sidestick, allowing to control the ship the same way as with
elevator and rudder.

The side-engines can be rotated upwards and downwards, which is used
during take-off and descend.

These ships are flying at EDNY all the time. They're doing several
roundtrips around the Lake of Constance area each day, given appropriate
weather. Just today I had just vacated the runway coming back from a
short local flight, and I saw one of them taking off.

One is currently doing trips in London, and is bound to be shipped to
San Francisco afterwards. IIRC it will take its homebase in Moffett Field.

I don't have that livery yet and I had hoped to get some more detailed
information on the geometry etc. The livery takes reference to the fact
that the ship will be flying in the San Francisco area for tourist
attraction. I'm not sure, but somehow I seem to remember that this is
our standard scenery area ;-)

That's all the info I could come up with at this late time of day ;-)

Cheers,
Ralf

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