Search found 2775 matches

by Sokes
Tue Apr 06, 2021 4:29 pm
Forum: Non-Aviation
Topic: Amazon Rainforest Created by Asteroid That Killed Dinosaurs
Replies: 3
Views: 688

Re: Amazon Rainforest Created by Asteroid That Killed Dinosaurs

"During the late Cretaceous Period, when the dinosaurs were still alive, the trees that made up the forests were widely-spaced. The top parts did not overlap, leaving open sunlit areas on the forest floor." That doesn't sound likely to me. If trees are far spaced there may be some water is...

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by Sokes
Tue Apr 06, 2021 4:04 pm
Forum: Non-Aviation
Topic: Airport Neighbors Unhappier Than Ever About Noise, Despite Quieter Planes
Replies: 54
Views: 3466

Re: Airport Neighbors Unhappier Than Ever About Noise, Despite Quieter Planes

In the USA, it is the deep fear of residential homeowners that the value of their property they hope to make a lot of money on when they sell will be less than desirable. Some who moved to areas near airports did so as the value of property was lower and more affordable. Than you have the 'environm...

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by Sokes
Tue Apr 06, 2021 1:39 pm
Forum: Non-Aviation
Topic: British Women Marching Against Sexual Harassment
Replies: 14
Views: 1444

Re: British Women Marching Against Sexual Harassment

Then again, we were the nation which for decades the best selling 'paper' (Murdoch - of course - tabloid rag), having a naked pair of breasts on Page 3, I am no prude but really? It isn't an adult publication, though I have always thought that the biggest tits were those who believed what the rag w...

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by Sokes
Tue Apr 06, 2021 7:57 am
Forum: Civil Aviation
Topic: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion
Replies: 68
Views: 5775

Re: Discussion on Airbus ZeroE Initiative/Carbon-Free Propulsion

Beside short distance hops I exclude battery. Since hydrogen tanks are heavy the tank should be a sphere, probably above/ around the wingbox. If the hydrogen is stored in liquid form one can burn off whatever steams off. For liquid hydrogen the tank shape is less important. The temperature may not b...

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by Sokes
Sat Apr 03, 2021 8:09 am
Forum: Non-Aviation
Topic: China will continue to tolerate Taiwan (government), at this stage
Replies: 130
Views: 7236

Re: Chinese professor warn that China is noe "tolerating" Taiwan

Funny how appeasement still has fans after never working in all of history.... Best regards Thomas I think one can't generalize. "As chancellor, he maintained West Germany's close alignment with the United States and focused on strengthening European integration in western Europe, while launch...

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by Sokes
Sat Apr 03, 2021 7:55 am
Forum: Non-Aviation
Topic: China will continue to tolerate Taiwan (government), at this stage
Replies: 130
Views: 7236

Re: China will continue to tolerate Taiwan (government), at this stage

https://share.america.gov/president-tru ... sident-xi/
-->

That's why I like politicians who are interested in tits. They usually are less interested in maps.

Image
source: https://share.america.gov/president-tru ... sident-xi/

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by Sokes
Tue Mar 30, 2021 10:13 am
Forum: Civil Aviation
Topic: RR begins building worlds largest jet engine
Replies: 97
Views: 20100

Re: RR begins building worlds largest jet engine

It would be impossible to fit a 15:1 bypass ratio engine under the A350-1000 and hit 97,000lb of thrust. So Airbus would need to produce two engines with the same fan diameter. A 13:1 bypass ratio engine with 97,000lb of thrust for the A350-1000 and a 15:1 bypass ratio engine with 84,000lb of the t...

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by Sokes
Tue Mar 30, 2021 9:43 am
Forum: Non-Aviation
Topic: Environmental Pollution Has Cut Sperm Count 50% Since 1970s
Replies: 24
Views: 1663

Re: Environmental Pollution Has Cut Sperm Count 50% Since 1970s

Historically financial burden theory is not proven, if you look at poor countries where people don't have much discretionary spending on other entertainment, sex prevails and unwanted pregnancies follow in the absence of contraception. I believe sex frequency is strongly impacted by the level of re...

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by Sokes
Mon Mar 29, 2021 7:52 am
Forum: Civil Aviation
Topic: SAA flight had an "extaordinarily dangerous" takeoff
Replies: 24
Views: 10020

Re: SAA flight had an "extaordinarily dangerous" takeoff

'According to information The Aviation Herald received the flight crew created a manual flight plan for the trip to Brussels. It is being claimed that there was a confusion on the takeoff mass computation being about 90 tons below the actual takeoff mass'. Surely the pilots should have some idea of...

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by Sokes
Mon Mar 29, 2021 7:24 am
Forum: Civil Aviation
Topic: Airbus extracts more range from A220-300 with further weight increase
Replies: 122
Views: 22928

Re: Airbus extracts more range from A220-300 with further weight increase

At today's interest rate I wonder if the dominant factor is really sale price. I would rather assume airlines first want to see a very reliable plane before introducing a new type. And I assume once it is reliable it can command a premium price. Then there is (was/ will be) pilot shortage. Therefore...

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by Sokes
Mon Mar 29, 2021 5:53 am
Forum: Civil Aviation
Topic: Updated: Tata to (re)acquire most of Air India
Replies: 175
Views: 24972

Re: Air India Bidding

The question is if any government in India can do without friends in business. I'm already quite satisfied if auctions become the usual thing, with crony capitalism limited to a few areas. Jobs in government run enterprises are often given according to connections or bribes. Therefore even technical...

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by Sokes
Mon Mar 29, 2021 3:01 am
Forum: Non-Aviation
Topic: Environmental Pollution Has Cut Sperm Count 50% Since 1970s
Replies: 24
Views: 1663

Re: Environmental Pollution Has Cut Sperm Count 50% Since 1970s

Historically financial burden theory is not proven, if you look at poor countries where people don't have much discretionary spending on other entertainment, sex prevails and unwanted pregnancies follow in the absence of contraception. I believe sex frequency is strongly impacted by the level of re...

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by Sokes
Mon Mar 29, 2021 2:52 am
Forum: Non-Aviation
Topic: UK is now halfway to ‘net-zero emissions’
Replies: 14
Views: 1340

Re: UK is now halfway to ‘net-zero emissions’

Hey tommy, why do you have to spoil the party?
Anyway there is no doubt Britain did well. Also there is no doubt the world is still at the beginning of energy transition. But at least the needed technology is getting ready one by one.

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by Sokes
Mon Mar 29, 2021 2:43 am
Forum: Non-Aviation
Topic: China will continue to tolerate Taiwan (government), at this stage
Replies: 130
Views: 7236

Re: Chinese professor warn that China is now "tolerating" Taiwan

rubberdogdo wrote:
The one child policy has as consequence produced more than 100 million extra males due to infanticide. Mao thought nothing of killing 50 million.

India also has female infanticide. Whom do you think is India going to attack?

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by Sokes
Mon Mar 29, 2021 2:20 am
Forum: Non-Aviation
Topic: Myanmar Military Killing Civilians With Indiscriminate Strikes
Replies: 18
Views: 1151

Re: Myanmar Military Killing Civilians With Indiscriminate Strikes

alfa164 wrote:
On the other hand, the military may be looking at their lone loyal ally, Russia, to perform a Syria-like intervention to back them up.

And I though the US made an intervention in Syria.

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by Sokes
Mon Mar 29, 2021 2:19 am
Forum: Non-Aviation
Topic: Myanmar Military Killing Civilians With Indiscriminate Strikes
Replies: 18
Views: 1151

Re: Myanmar Military Killing Civilians With Indiscriminate Strikes

I have always wondered about the possibility of a strong foreign government that, after learning some of its citizens (be they tourists, businessmen, or government officials)were inside the country, simply announced they were coming in militarily to protect those nationals. Since the ideology of &q...

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by Sokes
Wed Mar 24, 2021 10:07 am
Forum: Non-Aviation
Topic: 10 Years Since Fukushima Earthquake and Nuclear Disaster
Replies: 78
Views: 4158

Re: 10 Years Since Fukushima Earthquake and Nuclear Disaster

Let's assume 50 people die every 10 years in nuclear power plants. How many die on roads in 10 years? If life had to be be so valuable there should be much more money for public transport. I hope all the people getting upset over the dangers of nuclear never break the speed limit or drive after drin...

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by Sokes
Wed Mar 24, 2021 9:59 am
Forum: Non-Aviation
Topic: In the US, Stop Asian Hate protest verbally clashes with pro-Uighur drive-by
Replies: 11
Views: 1761

Re: In the US, Stop Asian Hate protest verbally clashes with pro-Uighur drive-by

mjba257 wrote:
I abhore the Chinese Communist Party. What they are doing to Uigher Muslims is a genocide.

What makes you think so?

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by Sokes
Wed Mar 24, 2021 8:35 am
Forum: Non-Aviation
Topic: Oklahoma House passes bill to protect drivers who hit protesters
Replies: 64
Views: 3414

Re: Oklahoma House passes bill to protect drivers who hit protesters

The killing of peaceful protesters helps the cause. It is the principle of nonviolent resistance that those who do it should suffer. The majority usually doesn't care. But if they see that injustice is done do brave, selfless people many wake up. How much do you care if you see peaceful protesters o...

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by Sokes
Wed Mar 24, 2021 7:08 am
Forum: Non-Aviation
Topic: Fast food you avoid
Replies: 68
Views: 4518

Re: Fast food you avoid

McDonald's- Even as a little kid I liked Burger King better. No reconstituted chopped onions to have to pick off on regular BK cheeseburgers. Then I got kicked out of a McDonald's for losing my temper (in fairness I WAS justified in doing so) and I never went back. Happened to me also once. That &q...

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by Sokes
Wed Mar 24, 2021 2:11 am
Forum: Non-Aviation
Topic: Population growth
Replies: 1
Views: 516

Population growth

I was wondering what to think about statistics concerning fertility rate in developing countries. In Goa (India) many men marry only above age 28 and have only one or two children. But then Goa isn't representative and has a tiny population. In rural Karnataka single children are rare. Two children/...

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by Sokes
Wed Mar 24, 2021 12:34 am
Forum: Non-Aviation
Topic: housing policies
Replies: 2
Views: 619

Re: housing policies

Wow that's a big post. I could probably make one as big about France. Please do. Do you have more tenants or more homeowners? I guess income from rent belongs to income tax. What's the top income tax rate and from what monthly income onward does it apply? Do most cities got enough housing or is the...

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by Sokes
Mon Mar 22, 2021 7:03 pm
Forum: Non-Aviation
Topic: housing policies
Replies: 2
Views: 619

housing policies

Here my thoughts on housing. Please disagree/ expand the argument: -IIRC Germany has (among) the highest proportion of tenants in Europe, Spain among the lowest. Income tax isn't very popular with the electorate. However taxing landlords' profits is no issue. Is a high proportion of home ownership a...

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by Sokes
Mon Mar 22, 2021 4:37 pm
Forum: Civil Aviation
Topic: Airbus A350-900s to remain exclusively Trent-powered until at least 2030
Replies: 87
Views: 12768

Re: Airbus A350-900s to remain exclusively Trent-powered until at least 2030

Hopefully these problems do not surface on the XWB. The downside to a single engine option is that if that engine craps out, you're in trouble. Very true. I'm thinking of the A340. Moreover Boeing demands exclusive use of the biggest GE engine for themselves only. Makes me wonder how risk and rewar...

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by Sokes
Thu Mar 18, 2021 4:03 am
Forum: Civil Aviation
Topic: The case for more aircraft production cuts/playing chicken
Replies: 655
Views: 83891

Re: The case for more aircraft production cuts/playing chicken

510 twins and 210 quads out of service in the pandemic, so something around 15% of widebodies. https://leehamnews.com/2021/03/16/putting-the-2020-delivery-slump-into-historical-perspective/#more-36151 That includes A330 Neos, so not all retired. I think once one removes A340s, some A380s, low MTOW A...

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by Sokes
Thu Mar 18, 2021 12:33 am
Forum: Civil Aviation
Topic: Airbus A350-900s to remain exclusively Trent-powered until at least 2030
Replies: 87
Views: 12768

Re: Airbus A350-900s to remain exclusively Trent-powered until at least 2030

Hopefully these problems do not surface on the XWB. The downside to a single engine option is that if that engine craps out, you're in trouble. Very true. I'm thinking of the A340. Moreover Boeing demands exclusive use of the biggest GE engine for themselves only. Makes me wonder how risk and rewar...

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by Sokes
Thu Mar 18, 2021 12:23 am
Forum: Civil Aviation
Topic: Airbus A350-900s to remain exclusively Trent-powered until at least 2030
Replies: 87
Views: 12768

Re: Airbus A350-900s to remain exclusively Trent-powered until at least 2030

WIederling wrote:
Breathe wrote:
The Ultrafan will be kicked in the long grass for a few years, until the market recovers when Boeing and Airbus decide they need a new engine.


Turn it around: could this be part and parcel to RR moving forward on the Ultrafan for Airbus?

That's something to think about.

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by Sokes
Wed Mar 17, 2021 5:20 pm
Forum: Non-Aviation
Topic: #51 in infant mortality Arkansas signs near-total abortion ban
Replies: 81
Views: 4322

Re: #51 in infant mortality Arkansas signs near-total abortion ban

Aaron747 wrote:
Yes, within the context of American democracy. That was clear throughout the thread.

O.k., thanks for pointing it out.

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by Sokes
Wed Mar 17, 2021 4:53 pm
Forum: Non-Aviation
Topic: 10 Years Since Fukushima Earthquake and Nuclear Disaster
Replies: 78
Views: 4158

Re: 10 Years Since Fukushima Earthquake and Nuclear Disaster

Right, but that only applies to nuclear facilities built in areas that are less than suitable. Japan obviously does not have much of a choice where to build their facilities given their geography, but the vast majority of plants are not built in tsunami zones. It seems the real issue here is the fa...

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by Sokes
Wed Mar 17, 2021 4:42 pm
Forum: Non-Aviation
Topic: #51 in infant mortality Arkansas signs near-total abortion ban
Replies: 81
Views: 4322

Re: #51 in infant mortality Arkansas signs near-total abortion ban

Aaron747 wrote:
Your point is a non sequitur - we’re talking about fundamental rights in the context of US judiciary, not Germany or India.

I referred to "Tyranny of majority isn't democracy."

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by Sokes
Sun Mar 14, 2021 5:40 pm
Forum: Non-Aviation
Topic: #51 in infant mortality Arkansas signs near-total abortion ban
Replies: 81
Views: 4322

Re: #51 in infant mortality Arkansas signs near-total abortion ban

I was a drafted soldier in Germany. And while former chancellor Helmut Schmidt said that soldiers are citizens in uniform, to me it felt more like slave in uniform. Speaking of India: the government interferes in all kind of things. For people to pay bribe, life should be difficult and troublesome. ...

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by Sokes
Sun Mar 14, 2021 6:05 am
Forum: Non-Aviation
Topic: India Farmer Protests
Replies: 41
Views: 2849

Re: India Farmer Protests

Interesting article: https://theprint.in/opinion/debt-unemployment-punjab-economy-needs-reform-agriculture/563891/ Maybe Punjabis are not happy. Well, that's what happens if people vote for subsidy promises and farm loan waivers. You get what you vote. I have seen this in Goa. A politician named Par...

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by Sokes
Sun Mar 14, 2021 4:57 am
Forum: Civil Aviation
Topic: Updated: Reuters: Airbus launches A350 freighter
Replies: 1833
Views: 310613

Re: A350F. Airbus looking to launch: Looking for customers

Why is my question about containers answered with pallets?
And why should a container be 10 ft high?

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by Sokes
Sun Mar 14, 2021 4:24 am
Forum: Non-Aviation
Topic: #51 in infant mortality Arkansas signs near-total abortion ban
Replies: 81
Views: 4322

Re: #51 in infant mortality Arkansas signs near-total abortion ban

flipdewaf wrote:
...
I don’t think that a pregnant female should be forced to continue to give nutrients to a parasitic life form against her will.

You should have told me earlier. Now my son is already 12 years old.

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by Sokes
Sun Mar 14, 2021 4:21 am
Forum: Non-Aviation
Topic: #51 in infant mortality Arkansas signs near-total abortion ban
Replies: 81
Views: 4322

Re: #51 in infant mortality Arkansas signs near-total abortion ban

Aesma wrote:
Tyranny of the majority isn't democracy.

Why not?

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by Sokes
Sun Mar 14, 2021 4:08 am
Forum: Technical/Operations
Topic: Modern Turbofan Engine Efficiency
Replies: 40
Views: 10514

Re: Modern Turbofan Engine Efficiency

I wouldn't be surprized if it comes to ability to condense water vapor and reduce exhaust pressure in that way. Water vapor carries a lot of energy... Probably condensation comes with a heavy condenser with water cooling shroud IIRC steam turbines condensate the steam below atmospheric pressure. Bu...

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by Sokes
Sun Mar 14, 2021 4:02 am
Forum: Non-Aviation
Topic: 10 Years Since Fukushima Earthquake and Nuclear Disaster
Replies: 78
Views: 4158

Re: 10 Years Since Fukushima Earthquake and Nuclear Disaster

https://ourworldindata.org/nuclear-energy

While I agree that the risks are greatly exaggerated, I don't see it as a way forward. Beside cost, nuclear waste speaks against it.
-->

"In 2019, just over 4% of global primary energy came from nuclear power."
https://ourworldindata.org/nuclear-energy

While I agree that the risks are greatly exaggerated, I don't see it as a way forward. Beside cost, nuclear waste speaks against it.

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by Sokes
Sun Mar 14, 2021 2:33 am
Forum: Civil Aviation
Topic: Garuda Indonesia Orders Four A330-800neos
Replies: 87
Views: 15992

Re: Garuda Indonesia Orders Four A330-800neos

Crosswind wrote:
Garuda’s flights to AMS and LHR seem to have been very well received by the market, just the aircraft was far too large for them to fill profitably.

If the aircraft is too large, flights weren't well received. Unless you mean "well received" in an A380 sense.

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by Sokes
Sun Mar 14, 2021 1:48 am
Forum: Civil Aviation
Topic: Updated: Reuters: Airbus launches A350 freighter
Replies: 1833
Views: 310613

Re: A350F. Airbus looking to launch: Looking for customers

trex8 wrote:
would a A350 allow 10 ft high containers like a 747 and even 777 (though contoured) or would it be more likely to be 8ft high??

Are there companies that use 10 ft high containers in the B747? I have never seen a picture that would suggest that.

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by Sokes
Sun Mar 14, 2021 1:46 am
Forum: Civil Aviation
Topic: Updated: Reuters: Airbus launches A350 freighter
Replies: 1833
Views: 310613

Re: A350F. Airbus looking to launch: Looking for customers

... For example, the 748F has a 13% higher MZFW than the 748 (334t vs 295t) while maintaining the same MTOW (*). A development cost in the range of $2-3 billion points at a significant development which could include an increased MZFW. Makes sense. I am wondering if Airbus waited for numbers from t...

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by Sokes
Sat Mar 13, 2021 6:53 pm
Forum: Technical/Operations
Topic: Modern Turbofan Engine Efficiency
Replies: 40
Views: 10514

Re: Modern Turbofan Engine Efficiency

Thermodynamic efficiencies are around 55%? Seriously? The best combined cycle gas turbines reach an efficiency of IIRC 63%. Now there may be a few percent losses from running the generator, but I find 55% thermal efficiency hard to believe. Or are CCGTs run with less pressure/ temperature to minimi...

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by Sokes
Sat Mar 13, 2021 5:18 pm
Forum: Civil Aviation
Topic: Airbus A350-900s to remain exclusively Trent-powered until at least 2030
Replies: 87
Views: 12768

Re: Airbus A350-900s to remain exclusively Trent-powered until at least 2030

Overall I think all of the big 3 are pretty happy to sit back and try to recoup their investment on their current set of products. Sounds like that. But then what will happen to engineers who normally design engines? Please come back in six years? Also Airbus can't risk RR to go bust. The Chinese r...

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by Sokes
Fri Mar 12, 2021 4:51 pm
Forum: Civil Aviation
Topic: Updated: Reuters: Airbus launches A350 freighter
Replies: 1833
Views: 310613

Re: A350F. Airbus looking to launch: Looking for customers

I thought Airbus doesn't do program accounting. How do we know since when the A350 sells for more than what it costs to produce? Anybody has a link?

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by Sokes
Fri Mar 12, 2021 4:32 pm
Forum: Civil Aviation
Topic: 777 Partners announces agreement to purchase 24 737MAX8 plus 60 purchase rights
Replies: 15
Views: 5046

Re: 777 Partners announces agreement to purchase 24 737MAX8 plus 60 purchase rights

777 Partners and Boeing have announced an agreement for 24 737MAX8 to be purchased. The agreement also includes purchase rights for 69 additional aircraft. 777 partners will lease the aircraft to ULCC in its portfolio https://boeing.mediaroom.com/news-releases-statements?item=130836 At least Boeing...

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by Sokes
Thu Mar 11, 2021 4:38 pm
Forum: Civil Aviation
Topic: Garuda Indonesia Orders Four A330-800neos
Replies: 87
Views: 15992

Re: Garuda Indonesia Orders Four A330-800neos

filipinoavgeek wrote:
Anyway, I'd take this opportunity to apologize to Devilfish over my bothering of him and his A338 fandom, and I'll try to avoid it from now on.

One has to love a.net. Such a cultured place to discuss. Must be a nerd thing.

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by Sokes
Thu Mar 11, 2021 4:12 pm
Forum: Civil Aviation
Topic: EK Chairman says Boeing “not getting it” on 737MAX, 787
Replies: 125
Views: 21507

Re: EK Chairman says Boeing “not getting it” on 737MAX, 787

This is very common in every industry - the higher you rise, the less you know about the small details and inner workings of your product. If one person at a very high level knows everything, they aren't doing their job. He should have been putting people and systems in place to make sure the corre...

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by Sokes
Thu Mar 11, 2021 10:12 am
Forum: Civil Aviation
Topic: EK Chairman says Boeing “not getting it” on 737MAX, 787
Replies: 125
Views: 21507

Re: EK Chairman says Boeing “not getting it” on 737MAX, 787

If you want to see a commercial aircraft manufacturer that existed not to provide shareholder returns, but 'prestige' and jobs, look at Bombardier. How'd that turn out? With interest rates dropping close to zero Bombardier had to shift their equity, which wasn't trivial, to retirement funds. IIRC i...

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by Sokes
Wed Mar 10, 2021 12:41 am
Forum: Civil Aviation
Topic: All-PE A350s from Prague and Dubrovnik
Replies: 62
Views: 16089

Re: All-PE A350s from Prague and Dubrovnik

Why not A380s? They are cheap at the moment. They may be cheap to acquire, but not to operate. Considering that major airlines aren't even finding them profitable, a startup leisure/charter operator would strain to make them work. You may point to Hi Fly as a counterexample, but they get enough ext...

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by Sokes
Tue Mar 09, 2021 6:33 am
Forum: Civil Aviation
Topic: All-PE A350s from Prague and Dubrovnik
Replies: 62
Views: 16089

Re: All-PE A350s from Prague and Dubrovnik

Why not A380s? They are cheap at the moment.

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