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Search: Posts made by: Larry Dighera
Forum: Piloting September 30th 20, 11:53 AM Posted to rec.aviation.piloting
Replies: 1
Views: 111
Posted By Larry Dighera
Hawaii Moving Forward To Close Dillingham

https://www.avweb.com/aviation-news/hawaii-moving-forward-to-close-dillingham

Hawaii Moving Forward To Close Dillingham

Paul Bertorelli
September 28, 20204

Businesses and users based at Hawaii’s...
Forum: Piloting September 28th 20, 04:15 PM Posted to rec.aviation.piloting
Replies: 1
Views: 114
Posted By Larry Dighera
First Commercial-Grade Aircraft Flies On Hydrogen Fuel Cells

"It uses solar energy to drive electrolytic converters to produce
gaseous hydrogen for use in the cold fuel cells"

Hey, I've heard that approach to electric motive power someplace
before. :-)

Like...
Forum: Piloting September 25th 20, 04:02 PM Posted to rec.aviation.piloting
Replies: 0
Views: 106
Posted By Larry Dighera
Rolls-Royce Completes Electric Aircraft 500-HP powertrain Propulsion Tech Ground Testing

https://www.avweb.com/aviation-news/rolls-royce-completes-electric-aircraft-propulsion-tech-ground-testing

Rolls-Royce Completes Electric Aircraft Propulsion Tech Ground Testing

Kate...
Forum: Piloting September 23rd 20, 10:34 PM Posted to rec.aviation.piloting
Replies: 3
Views: 115
Posted By Larry Dighera
Airbus Launches Hydrogen-Powered ZEROe Initiative

www.avweb.com/aviation-news/airbus-launches-hydrogen-based-zeroe-initiative

Airbus Launches Hydrogen-Powered ZEROe Initiative

Marc Cook
September 21, 202022

Airbus rolled back the curtain on its...
Forum: Piloting September 18th 20, 02:55 PM Posted to rec.aviation.piloting
Replies: 0
Views: 125
Posted By Larry Dighera
Electric Volocopter Begins Air Taxi Ticket Sales

https://www.avweb.com/recent-updates/evtols-urban-mobility/volocopter-begins-air-taxi-ticket-sales

Volocopter Begins Air Taxi Ticket Sales
Kate O'ConnorSeptember 17, 20206

Image: Volocopter
Urban...
Forum: Piloting September 13th 20, 06:46 PM Posted to rec.aviation.piloting
Replies: 4
Views: 180
Posted By Larry Dighera
Instrument Rating

My comments in-line below:


On Sat, 12 Sep 2020 21:13:03 -0700, Daniel wrote:

Larry Dighera writes:

On Fri, 11 Sep 2020 23:50:26 -0700, Daniel...
Forum: Piloting September 12th 20, 04:07 PM Posted to rec.aviation.piloting
Replies: 4
Views: 180
Posted By Larry Dighera
Instrument Rating

On Fri, 11 Sep 2020 23:50:26 -0700, Daniel wrote:

So it's that time of year again. My aircraft insurane policy was due for
renewal. Broker got back with me and the proposal came...
Forum: Piloting July 6th 20, 01:55 AM Posted to rec.aviation.piloting
Replies: 0
Views: 368
Posted By Larry Dighera
EASA Awards First Electric Aircraft TC to Pipistrel Velis Electro

Pipistrel Velis Electro - the first type-certified electric aeroplane in the
World
https://www.youtube.com/watch?v=GC7ydEpVNfA
Pipistrel Aircraft

24K views
3 weeks ago
The Pipistrel Velis Electro...
Forum: Piloting June 30th 20, 02:07 PM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Tue, 30 Jun 2020 02:15:58 -0000, wrote:

My detailed engineering analysis can be had for $150/hr.

So, how many hours would you estimate you might require to do...
Forum: Piloting June 30th 20, 01:56 PM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Tue, 30 Jun 2020 00:00:07 -0000, wrote:

Larry Dighera wrote:
On Tue, 23 Jun 2020 23:36:54 -0000, wrote:
...
Forum: Piloting June 30th 20, 02:37 AM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Tue, 23 Jun 2020 23:36:54 -0000, wrote:


To be totally candid, I envision photo-voltaic powered liquid H2
production through electrolysis employing cryo-cooling...
Forum: Piloting June 30th 20, 12:34 AM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Tue, 23 Jun 2020 23:36:54 -0000, wrote:


Most airports don't even offer MOGAS and you think they are going
to install huge solar arrays and cryo-coolers to...
Forum: Piloting June 30th 20, 12:15 AM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Tue, 23 Jun 2020 23:36:54 -0000, wrote:


Yeah, I wasn't really serious about burning H2 in IC engines. I put a
:-) in my statement, but apparently it was lost...
Forum: Piloting June 30th 20, 12:11 AM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Tue, 23 Jun 2020 23:36:54 -0000, wrote:



By saying "dirty gaseous H2" you were trying to say H2 produced
without other emissions or byproducts.

Why didn't you...
Forum: Piloting June 23rd 20, 11:53 PM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

Dear Jim,

I was hoping you might have some input on this.

My comments in-line below:


On Tue, 23 Jun 2020 17:37:38 -0000, wrote:

Larry Dighera wrote:
Forum: Piloting June 23rd 20, 07:02 PM Posted to rec.aviation.piloting
Replies: 0
Views: 243
Posted By Larry Dighera
Pilot of Fly-By-Wire Helicopter Overruled by Computer. Six Dead

I was wondering when this might happen.

Given the fact that Airbus airliners employ fly-by-wire control
systems, when will we see a similar scenario killing hundreds of
airline passengers?

Oh,...
Forum: Piloting June 23rd 20, 06:08 PM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

On Mon, 22 Jun 2020 12:56:07 -0700, Daniel wrote:

Larry Dighera writes:

...
Forum: Piloting June 22nd 20, 12:01 AM Posted to rec.aviation.piloting
Replies: 19
Views: 927
Posted By Larry Dighera
ZeroAvia's Val Miftakhov makes a compelling case for hydrogen aviation

https://newatlas.com/aircraft/interview-zeroavia-val-miftakhov-hydrogen-aviation

ZeroAvia's Val Miftakhov makes a compelling case for hydrogen
aviation
By Loz Blain
June 15, 2020

One of the two...
Forum: Piloting June 12th 20, 03:30 PM Posted to rec.aviation.piloting
Replies: 0
Views: 392
Posted By Larry Dighera
Pipistrel Earns First Electric Aircraft Type Certificate

https://www.avweb.com/aviation-news/pipistrel-earns-first-electric-aircraft-type-certificate/

Pipistrel Earns First Electric Aircraft Type Certificate
Kate O'Connor June 10, 202020

Image:...
Forum: Piloting June 4th 20, 07:06 PM Posted to rec.aviation.piloting
Replies: 1
Views: 378
Posted By Larry Dighera
HyPoint's "turbo fuel cells" promise huge range and power for eVTOLs

The use of LH2 for powering electric aircraft, and automobiles is a
subject dear to my heart.

The energy density of liquid hydrogen (51,500 Btu/lb (119.93 kJ/g)
Lower Heating Value (at 25 ºC and 1...
Forum: Piloting May 26th 20, 03:56 PM Posted to rec.aviation.piloting
Replies: 0
Views: 366
Posted By Larry Dighera
Will 5G Kill Your GPS Receiver?

https://www.aopa.org/news-and-media/all-news/2020/may/21/garmin-sees-gps-threat-from-ligado-approval-vote?utm_source=ebrief&utm_medium=email


Garmin sees GPS threat from Ligado approval vote
May 21,...
Forum: Piloting May 6th 20, 07:17 PM Posted to rec.aviation.piloting
Replies: 9
Views: 573
Posted By Larry Dighera
Harrison Ford Under FAA Investigation After Airplane Runway Incident

On Tue, 5 May 2020 14:03:17 -0700, Daniel wrote:

On 5/5/20 1:22 PM, George wrote:
On Mon, 4 May 2020 22:10:02 -0700
Daniel wrote:

Everyone...
Forum: Piloting May 2nd 20, 12:51 AM Posted to rec.aviation.piloting
Replies: 9
Views: 573
Posted By Larry Dighera
Harrison Ford Under FAA Investigation After Airplane Runway Incident

When HOLD SHORT sounds like CLEARED TO CROSS THE ACTIVE.

There comes a time for ALL good airmen to evaluate the impact senescence is
making on their cognition and thus, their flying skills ... ...
Forum: Piloting April 16th 20, 08:54 PM Posted to rec.aviation.piloting
Replies: 0
Views: 506
Posted By Larry Dighera
Quantum XYZ Will Test Using Electric Fixed-Wing Aircraft for L.A.-Based Air Taxi Service

This seems like a very appropriate role for today's electric...
Forum: Piloting March 23rd 20, 06:31 PM Posted to rec.aviation.piloting
Replies: 0
Views: 570
Posted By Larry Dighera
FAA Issues Package Drone Certification Notice

https://www.avweb.com/aviation-news/faa-issues-package-drone-certification-nprm/
FAA Issues Package Drone Certification Notice (Corrected)
Russ Niles
February 9, 20205

The FAA is proposing to issue...
Showing results 1 to 25 of 500

 
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