Brexit, for once some facts.

Zlatan

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Absolutely not so, this was the reference I commented on:

The utilisation of DU in incendiary ammunition is controversial because of potential adverse health effects and its release into the environment.

It's an opinion, hence the use of the word "controversial" meaning others disagree, weakened still further by the use of "potential".

Like all the other "might happens" of the scaremongers.
.
Flecc
We are talking about radio active, chemically poisonous shells here..not wether nutella is bad for your teeth..
The oxides produced on burning of DU shells are known to be lethal. Thing is people tend to keep well away...for a while..
 

Danidl

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Lately I use my E bike for all trips into the town where my wife isn't accompanying me, as it is quicker and cost free to ride in.
The cheap Viking Eco bike is ideal for this as it has a lockable battery and electrical system, a carrying basket that is removable on the handlebars, and its odd step through frame doesn't seem attractive to the local feral youths.
When parked it is easily chained to cycle stands to deter casual thieves, who anyway rather look down on this as a "trashy design"
More and more of these bottom of the market cheap machines of a variety of makes are appearing in Hull because they are so convenient.
I have now had it for four years and sent away in December to BMS Battery for a new and heavier rated "little frog 24 volt battery" as 24 volts looks like becoming obsolete, my battery still seems OK, but it must surely ge going downhill after all this time and thousands of miles, hence I am getting a new one (if it ever arrives)
It has been a far better machine than I had any reason to expect when the original price was so low.
There were problems with cheap tryres, but Shwalbe Marathon Plus tyres give excellent services in local use.
I find the distance is about 3 miles one-way, as being a perfect distance for an ebike into town. Just long enough to gain the advantage, short enough not to get cold or hot and bothered ,will suit any ebike of whatever vintage, as most any battery is good for 6 to 8 miles.
 

oldgroaner

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No, not at all. Read the book OG.
Being prepared for war is not just a material issue. Germans with help of Heinz Guderian had developed modern way of utilising tanks/ blitzkrieg ( A brilliant book) We had stopped development of tank and cut funding tto RAF. ( The Spitfire and Merlin engine were initiated in private funding, with those individuals responsible knowing government was making massive blunder)

The French were over evaluated at the time. Yes, we had more tanks ( overall) but
A) We spread them all over place
B) Individually they were no match for the German ( actually Czechoslovakian) tanks.

We were not at all prepared for WW2. And had Hitler / Goering not stopped Guderian's tanks short of Dunkerque ( Goering wanted kudos of finishing off BEF and in ensuing confusion with help from privately backed Spitfire) we managed to not lose the war.

You obviously dont know what you are talking about with WW2.

Heinz Guderian told Hitler he had 12 months to win the war. After that their own superiority would be lost. Dont forget at this stage the Germans and Russians were on same side. Hitler broke his agreement with Stalin. When Hitler first attacked Russia Stalin refused to believe it was the Germans.( Churchill had been telling him all along but he thought Churchill was lying)

Hitlers plan was to keep peace with Russia untill France / UK invaded. Then turn on Russia. The Spitfire caused hum a headache with UK ( over Dunkerque and in BoB) so he turned on Russia early.

It could easily have been different. The scenario is often put into war simulation programs. 95% of time Germany invades Uk. Had Guderian been held in same regard as Goering by Hitler, we would all be speaking German. Fact.
For your information Guderian read and copied the tactics and theories of Basil Lidell Hart in the use of armour.
And far from not investing in the RAF Fighter command had the first fully integrated Radar directed air defence system in the world.
You have been reading the Wrong books.
 
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oldgroaner

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Common people takes on a different meaning now Tom.

The common people you refer to now drive Audis , work in telecoms and earn £50k a year. Its why your left is struggling. Move on Tom. Times have changed.
These are the middle class you are describing, millions exist apparently unknown to you living on and with far less.
 
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tillson

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May 29, 2008
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With current storage techniques, I would agree with you, but the future and present are different. Using electrical motors it has been shown that enough thrust can be develope to carry payloads. The energy storage in cryogenic hydrogen oxygen for short term use, and even Trans-Pacific flight is considered short term, has enough capacity, and fuel cell weight to power ratio improved is the missing ingredient at present
. With these technologies, heavy commercial flight would be feasible totally electrically and high speed electrical mediated flight by using electrolytic converted hydrogen oxygen gas turbines...
I know about the motors, that bit is dead easy by comparison to the supply of energy.

In the cruise, a typical twin turbofan engine airliner will burn about 5 tonnes of JET A1 / hour which by my rough calculation is about 60 Mega Watts. I'm going to guess at a thermal efficiency of a turbofan at 35% because I can't be bothered to look it up. That would mean that an electrically powered airliner would require a 20 Mega Watt power supply just to cruise for one hour. If you factor in high energy / drag manoeuvres such take off acceleration, use of flaps, turns etc, the power consumption increases dramatically. Add in a minimum contingency for a divert and the power soon becomes 30 Mega Watts for each our of flight. So for say a two hour flight from London to Italy, you are going to need a 60 Mega Watt hour battery. I don't think so.

The proposal to sit punters on a hydrogen (highly explosive at just 4% by volume in air) and oxygen cocktail isn't going to happen. The airliner would become as dangerous as a Saturn V rocket and no one other than the crew were allowed within 10 miles of that when fully fuelled. If you try to beef up the hydrogen & oxygen storage, the thing will be so heavy that it won't move.

Commercial electric flight, substituting what we think of as airline travel, is not going to happen, even if we use the most cutting edge technology that is available today. It is going to take something that human kind has not even begun to perceive yet, to come along. That may or may not happen many years into the future, so its paraffin all the way to Benidorm for the foreseeable.

Right, who's going to be the first to say fit solar panels to the wings?
 
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anotherkiwi

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Right, who's going to be the first to say fit solar panels to the wings?
Piccard? <ducking>

I forgot: does it charge when flying downwind? :D
 

flecc

Member
Oct 25, 2006
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Trump has been absolutely brilliant - more than anybody could possibly have hoped for.
Now he's even led to the total shutdown of US government.

I guess that's some form of brilliance, achieving that just as his first year ends.

I wonder what he'll manage in his second year?
.
 
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oldgroaner

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I know about the motors, that bit is dead easy by comparison to the supply of energy.

In the cruise, a typical twin turbofan engine airliner will burn about 5 tonnes of JET A1 / hour which by my rough calculation is about 60 Mega Watts. I'm going to guess at a thermal efficiency of a turbofan at 35% because I can't be bothered to look it up. That would mean that an electrically powered airliner would require a 20 Mega Watt power supply just to cruise for one hour. If you factor in high energy / drag manoeuvres such take off acceleration, use of flaps, turns etc, the power consumption increases dramatically. Add in a minimum contingency for a divert and the power soon becomes 30 Mega Watts for each our of flight. So for say a two hour flight from London to Italy, you are going to need a 60 Mega Watt hour battery. I don't think so.

The proposal to sit punters on a hydrogen (highly explosive at just 4% by volume in air) and oxygen cocktail isn't going to happen. The airliner would become as dangerous as a Saturn V rocket and no one other than the crew were allowed within 10 miles of that when fully fuelled. If you try to beef up the hydrogen & oxygen storage, the thing will be so heavy that it won't move.

Commercial electric flight, substituting what we think of as airline travel, is not going to happen, even if we use the most cutting edge technology that is available today. It is going to take something that human kind has not even begun to perceive yet, to come along. That may or may not happen many years into the future, so its paraffin all the way to Benidorm for the foreseeable.

Right, who's going to be the first to say fit solar panels to the wings?
Couldn't resist, Sorry tillson
From the Guardian
Solar Implulse 2 has completed the first flight round the world
https://www.theguardian.com/environment/2016/jul/26/solar-impulse-plane-makes-history-completing-round-the-world-trip.

Yes, I know what you are going to say, it was just an experiment.
But then so was the Wright Flier. :rolleyes:
 
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Danidl

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I know about the motors, that bit is dead easy by comparison to the supply of energy.

In the cruise, a typical twin turbofan engine airliner will burn about 5 tonnes of JET A1 / hour which by my rough calculation is about 60 Mega Watts. I'm going to guess at a thermal efficiency of a turbofan at 35% because I can't be bothered to look it up. That would mean that an electrically powered airliner would require a 20 Mega Watt power supply just to cruise for one hour. If you factor in high energy / drag manoeuvres such take off acceleration, use of flaps, turns etc, the power consumption increases dramatically. Add in a minimum contingency for a divert and the power soon becomes 30 Mega Watts for each our of flight. So for say a two hour flight from London to Italy, you are going to need a 60 Mega Watt hour battery. I don't think so.

The proposal to sit punters on a hydrogen (highly explosive at just 4% by volume in air) and oxygen cocktail isn't going to happen. The airliner would become as dangerous as a Saturn V rocket and no one other than the crew were allowed within 10 miles of that when fully fuelled. If you try to beef up the hydrogen & oxygen storage, the thing will be so heavy that it won't move.

Commercial electric flight, substituting what we think of as airline travel, is not going to happen, even if we use the most cutting edge technology that is available today. It is going to take something that human kind has not even begun to perceive yet, to come along. That may or may not happen many years into the future, so its paraffin all the way to Benidorm for the foreseeable.

Right, who's going to be the first to say fit solar panels to the wings?
There are alternatives to heavy bottles storing gases under pressure, the cyrogenic containers comprising light aluminium and polyurethane foam can store large amounts of liquidised and adsorbed hydrogen for the periods required. In the event of an adsorbed hydrogen container breaching,, the effect is a steady leak of the gas, not a fuel air bomb mixture. Whether there is the energy demand for trans continent flight, ask yourself why kerosene is not used as a rocket fuel any more.
There is design work yet to be completed, but never is a long time.
 
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Zlatan

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For your information Guderian read and copied the tactics and theories of Basil Lidell Hart in the use of armour.
And far from not investing in the RAF Fighter command had the first fully integrated Radar directed air defence system in the world.
You have been reading the Wrong books.
Yes, you are right. But cant see any point ?
The Germans also had Freya, as a radar system probably better than ours but we did have far superior control and command system put in place by Mallory...brother to chap who did or didn't climb Everest.
Germans also had 20 mm Canon on Me,109 and BF110. They also outnumbered us to tune of around 6 to 1 in fighters/ fighter bombers.
What became apparent was their Stuka could not compete with anything , even our Boolton Paul Defiant. The Stuka was withdrawn fairly quickly. The Bf 110 could not compete with Hurricane or Spitfire the latter of which was more than a match for 109, even tho that plane with its central mounted canon, firing through prop spinnner, could destroy any of our planes with a single strike and from further away than we could return fire.( Its engine was actually based in Merlin, the first Me109 used a RR kestrel engine, that's really prepared OG, send best engine we have at time, circa 36, for Germans to copy. The Merlin was still been developed in 36.)
Germans also had fuel injection, which they utilised. ( our planes beginning of war cut out on negative g)

What made all the difference was the fact Germans were attacking, which meant their fighters had about 20 mins over our airspace. Our control and command meant we could stop standing patrols and meet attackers but with 90 mins plus airtime ( but about 20 seconds ammunition)
It was common for our fighters to land, refuel, rearm and return to same fray. Germans could not. This meant we could match their fighting airtime with a force roughly a quarter the size of theirs.
The fact our planes were not shot down in droves by German canon is testament to our better aircraft design ; fact RAF were willing to change policy and first rate training of pilots. ( at start of war, not later) We copied what they had learnt killing Spaniards..( ie flying in 2s, not the Vic 3) It was nothing to do with our preparedness.
The Germans had invested around 5 fold in Luftwaffe our government had in RAF.
Didn't you watch Battle of Britain???

We were woefully prepared for war...and didn't lose it by skin of our teeth. Had individuals not taken initiative pre 1939 and privately developed much of that the country depended on during early stages the Germans would have walked into UK.( Spitfire / Hurricane/ Mosquito all developed/ designed by private concerns)

Its just like you to argue such a contrary opinion. Just read any history book OG.

Ps. None of this is from Google so yes might be errors here and there but its essentially accurate.

Had UK been anything like prepared for war, France; Belgium and all the Low countries would not have been invaded, Dunkerque would never have happened and likewise the Battle Of Britain. Our pre war intention was always to fight the war in France...the BEF was incapable of doing so; so the obvious question is how come Uk almost lost a war in around 6 months if it was so prepared for it ??

Had we been fully prepared for war chances are Chamberlain's bit of paper might have meant something.
 
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oldgroaner

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Yes, you are right. But cant see any point ?
The Germans also had Freya, as a radar system probably better than ours but we did have far superior control and command system put in place by Mallory...brother to chap who did or didn't climb Everest.
Germans also had 20 mm Canon on Me,109 and BF110. They also outnumbered us to tune of around 6 to 1 in fighters/ fighter bombers.
What became apparent was their Stuka could not compete with anything , even our Boolton Paul Defiant. The Stuka was withdrawn fairly quickly. The Bf 110 could not compete with Hurricane or Spitfire the latter of which was more than a match for 109, even tho that plane with its central mounted canon, firing through prop spinnner, could destroy any of our planes with a single strike and from further away than we could return fire.( Its engine was actually based in Merlin, the first Me109 used a RR kestrel engine, that's really prepared OG, send best engine we have at time, circa 36, for Germans to copy. The Merlin was still been developed in 36.)
Germans also had fuel injection, which they utilised. ( our planes beginning of war cut out on negative g)

What made all the difference was the fact Germans were attacking, which meant their fighters had about 20 mins over our airspace. Our control and command meant we could stop standing patrols and meet attackers but with 90 mins plus airtime ( but about 20 seconds ammunition)
It was common for our fighters to land, refuel, rearm and return to same fray. Germans could not. This meant we could match their fighting airtime with a force roughly a quarter the size of theirs.
The fact our planes were not shot down in droves by German canon is testament to our better aircraft design ; fact RAF were willing to change policy and first rate training of pilots. ( at start of war, not later) We copied what they had learnt killing Spaniards..( ie flying in 2s, not the Vic 3) It was nothing to do with our preparedness.
The Germans had invested around 5 fold in Luftwaffe our government had in RAF.
Didn't you watch Battle of Britain???

We were woefully prepared for war...and didn't lose it by skin of our teeth. Had individuals not taken initiative pre 1939 and privately developed much of that the country depended on during early stages the Germans would have walked into UK.( Spitfire / Hurricane/ Mosquito all developed/ designed by private concerns)

Its just like you to argue such a contrary opinion. Just read any history book OG.

Ps. None of this is from Google so yes might be errors here and there but its essentially accurate.

Had UK been anything like prepared for war, France; Belgium and all the Low countries would not have been invaded, Dunkerque would never have happened and likewise the Battle Of Britain. Our pre war intention was always to fight the war in France...the BEF was incapable of doing so; so the obvious question is how come Uk almost lost a war in around 6 months if it was so prepared for it ??

Had we been fully prepared for war chances are Chamberlain's bit of paper might have meant something.
None of this is news, to me, and the disparity with the Spitfire tending to stall out was solved by the introduction of a special float chamber bleed device that reduced the effect, designed by Miss Schilling and known as "Miss Schillings" orifice.
"
From flight NOVEMBER 7, 1940
A comparison of the take-off power of our Rolls-Royce
Merlin X with its capacity of 27 litres against that of the
DB 601A with the considerably larger capacity of 33.9
litres is revealing. The Merlin rating gives 1,065 h.p. for
three minutes at 5! lb. /sq. in. boost and 3,000 r.p.m. The
DB 601A rating is very similar, being 1,050 h.p. for one
minute with a boost of 5.2 lb./sq. in. at 2,400 r.p.m. The
difference in capacity is, of course, most marked.
So fuel injection was ruled out by our people as it didn't give a power advantage.
You may be interested in this
http://www.wwiiaircraftperformance.org/me109/DB-601A-Flight-7Nov40.pdf
By the way the German 20mm cannon had a tendency to detonated on the aircraft skin rather than penetrate and wasn't as potents as later models, and although 20mm cannon had been tried on the Mk 1 Spitfire, they had a tendency to jam, so were not introduced widely.
Because of its complex design, only eight Freya stations were operational when the war started, resulting in large gaps between the covered areas. The British Chain Home radar, although less advanced and more prone to errors, was simpler, which meant that the complete Chain Home network was in place in time for the Battle of Britain.
It wasn't private enterprise that gave us the Hurricane and Spitfire they were produced in response to design directives from the RAF procurement department, and Dowding was on the committee that decided what the performance required was to be.
It wasn't "Better" aircraft design that saved many of our aircraft from German cannon fire
the German 20mm cannon had a tendency to detonate on the aircraft skin rather than penetrate, conversely much of the Hurricane had old fashioned fabric covering and the explosive shells just passed right through the aircraft without detonating. The early cannon shell also had a low velocity and were not as potents as later models, and although 20mm cannon had been tried on the Mk 1 Spitfire, they had a tendency to jam, so were not introduced widely.

This has nothing to do with the fact that your premise fails on the simple fact that the enemies of the Germans outnumbered and out gunned them in material terms and that didn't deter the Germans starting the war.
Our rearming would have made no difference.
 
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oldgroaner

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From of all sources, the Daily Mail
"
Top Tories in Chinese 'cash for Brexit' furore: Three ex-Cabinet Ministers targeted by 'Miss Liu' in Mayfair consultancy sting
  • Senior politicians were allegedly lured to Chinese company's luxury offices
  • They were promised cash and all expenses paid trip to Hong Kong for their info
  • Andrew Lansley, Andrew Mitchell and Peter Lilley have all denied wrongdoing
A political storm erupted last night over claims that three former Cabinet Ministers secretly tried to earn thousands of pounds in a 'cash for Brexit' scandal.

The senior politicians were lured to a luxury Mayfair office where they were secretly filmed discussing being paid for telling Chinese tycoons how to make money out of Britain leaving the European Union.


Those targeted were ex-Health Secretary Andrew Lansley, former Chief Whip Andrew Mitchell, and ex-Trade Secretary Peter Lilley. All three last night denied wrongdoing.

True or false? these days it is hard to tell, anyway here's the link
http://www.dailymail.co.uk/news/article-5292825/Cabinet-ministers-told-China-make-money-Brexit.html

What is odd is it appearing in the Daily Mail. Why? I wonder, what is their agenda here?
It sounds like a classic sting... whose?
 
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Woosh

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What is odd is it appearing in the Daily Mail. Why? I wonder, what is their agenda here?
It sounds like a classic sting... whose?
they try to minimize the impact of another story about tory's sleaze.
Giving advice or 'consultancy' on something you can read everyday in the newspapers if you don't watch the news for £6,000 a day is another way of taking bungs.
 
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Zlatan

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Well done OG, you,ve modified your opinion from UK was prepared for war to no it wasn't...but made no difference anyway... Not many on here are capable of such " U" turns...credit to you.

But making your opinion of making no difference is very hypothetical and cant be proved either way..but sending troops to war in an unprepared state or poor equipment is not fair...is it OG..
 

oldgroaner

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Well done OG, you,ve modified your opinion from UK was prepared for war to no it wasn't...but made no difference anyway... Not many on here are capable of such " U" turns...credit to you.

But making your opinion of making no difference is very hypothetical and cant be proved either way..but sending troops to war in an unprepared state or poor equipment is not fair...is it OG..
Are you making this up as you go along? I said nothing about being prepared for war did I ? my remarks were entirely about our readiness to defend ourselves,which were in fact secret from the Germans so they could hardly put them off going to war, could they?
Do pay attention and actually read my posts.
And by the way Father went to France with the BEF as a Sergeant Major armed with no more than some toffees in his revolver case.
Most but by no means all of the rank and file were armed, but only the front line troops , not those in transit.
They were expected to either be equipped on arrival at the front (without actually knowing were that might be) or failing that to scavenge for weapons as best they could from casualties, indeed it wasn't fair.
 
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