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UK diy (uk.d-i-y) For the discussion of all topics related to diy (do-it-yourself) in the UK. All levels of experience and proficency are welcome to join in to ask questions or offer solutions. |
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#561
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More on electric cars.
"John Rumm" wrote in message o.uk... On 18/09/2012 18:23, charles wrote: In article , Doctor Drivel wrote: charles wrote: In article , Doctor Drivel wrote: charles wrote: In article , Doctor Drivel wrote: John Williamson wrote: It allegedly takes a Nissan Leaf to 80% charge in 30 minutes. The New Toshiba batteries can do 80% charge in 3 mins. from what size of supply? Certainly not a domestic 13A one. Again....The New Toshiba batteries can do 80% charge in 3 mins. Have you got that yet? yes, I got that. Fantastic. It took two goes. no, it only took one. but you have snipped my question to you. Presumably because you can't answer it. Dribble does not like numbers, they lay waste to his claims! This man is a Chav. |
#562
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In message , Tim
Streater writes In article rg, Steve Firth wrote: John Williamson wrote: Steve Firth wrote: "Doctor Drivel" wrote: "Steve Firth" wrote in message ... Andy Champ wrote: CO2 most definitely is toxic. No, not in the slightest. (Not very toxic, you can take a few percent). It's not toxic at all. Thicko, it is toxic to the atmosphere. Not even that you lame brained disappointment to your parents. The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved. toxic [?t?ks?k] adj 1. of, relating to, or caused by a toxin or poison; poisonous 2. (Medicine / Pathology) harmful or deadly [from medical Latin toxicus, from Latin toxicum poison, from Greek toxikon (pharmakon) (poison) used on arrows, from toxon arrow] (Definition 2) CO2 is harmful or deadly to most animal life when concentration in the breathing gas is excessive. Therefore, it is toxic. Admittedly, not as toxic as a lot of other gases, including carbon monoxide, but still toxic. No, you are wrong. CO2 is not toxic. By your argument a pillow or a knife ate both toxic. CO2 is an asphyxiant, remove it in time and the subject recovers. It has no long term metabic effect. Relying upon a dictionary for medical knowledge, other than a medical dictionary, is fraught with problems. Not least that dictionary compilers have no knowledge of chemistry, toxicology or medicine. Quite. Toxic means you die without the option. It's just a word thrown around for shock effect by ignorant toads like drivel. Drivel - toxicity level - high after a couple of his posts most people lose the will to live -- geoff |
#563
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More on electric cars.
In message , polygonum
writes On Fri, 21 Sep 2012 17:58:52 +0100, Steve Firth wrote: polygonum wrote: [snip] This sums up as I see it: No, the following sums it up as a company that sells CO2 sensors wishes to see it and that happened to agree with your prejudices. "Carbon dioxide is a toxic gas which is odourless and colourless. Rising levels of carbon dioxide affect the human body, but what level is dangerous and how do you know you are suffering from carbon Dioxide poisoning? You won't ever suffer from carbon dioxide poisoning. It's not possible. Carbon dioxide is 'not just an asphyxiant'." That last statement with no basis in fact. http://www.analox.net/carbon-dioxide-dangers.php Yes, perhaps you should have read all of it: "The longer the exposure and the higher the level of carbon dioxide the quicker *suffocation* occurs." Note that *suffocation*. So according to you and that ****witted web****e a pillow is toxic. I did read all of it. Some, indeed many, people would die long before the levels reached suffocation level. Even if the level of oxygen is maintained at normal atmospheric concentration. And not from the lack of oxygen but from the effects of the carbon dioxide on their systems. Is that not a toxic effect? So, what exactly, are these toxic effects? -- geoff |
#564
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"harry" wrote in message ... http://en.wikipedia.org/wiki/Wheel_h...eight_concerns It concluded there were no concerns in unsprung weight. |
#565
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"Dave Plowman (News)" wrote in message ... In article , Doctor Drivel wrote: Can you give some details of it's fuel efficiency versus similar helicopters with other types of engines? No? What a surprise. The Wankle engine - same as other two stroke designs Oh my God, the senility has really set in. The Wankel is a 4 stroke cycle. Shame isn't it. How sad. Google must have been This man is senile. |
#566
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On Fri, 21 Sep 2012 14:36:16 +0100 Doctor Drivel wrote :
Route 96, on which these trams run, is every six minutes at peak times. Half the size then they can run every 3 minutes. Twice as many drivers required But running large trains during the day mean infrequent services. Some detach cars and run more frequent services. If a rapid-transit urban railway has frequent services people use it True: our airport express bus runs every ten minutes so you don't need a timetable and there's a recognition that this is the ideal for trains, trams and buses. But it would come at a cost. -- Tony Bryer, Greentram: 'Software to build on', Melbourne, Australia www.greentram.com |
#567
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"Andy Champ" wrote in message . uk... On 19/09/2012 13:03, Dave Plowman (News) wrote: The Wankle engine - same as other two stroke designs - suffers from poor 'cylinder' filling and evacuation. Dunno what this "Wankle" engine is, but the Wankel is a 4-stroke (if "stroke" is the right word for a rotor) Separate suck-squeeze-bang-blow. He can't figure that out at his age. |
#568
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In message , Doctor Drivel
writes "Tim Streater" wrote in message ... In article , "Doctor Drivel" wrote: "Steve Firth" wrote in message ... Andy Champ wrote: CO2 most definitely is toxic. No, not in the slightest. (Not very toxic, you can take a few percent). It's not toxic at all. Thicko, it is toxic to the atmosphere. A completely meaningless comment. Knobhead, Again, " it is toxic to the atmosphere". The atmosphere itself has no concept of toxicity CO2 is absolutely necessary for most plants to survive and it's an absolutely necessary constituent of beer -- geoff |
#569
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"Dave Plowman (News)" wrote in message ... In article , Andy Champ wrote: On 19/09/2012 13:03, Dave Plowman (News) wrote: The Wankle engine - same as other two stroke designs - suffers from poor 'cylinder' filling and evacuation. Dunno what this "Wankle" engine is, but the Wankel is a 4-stroke (if "stroke" is the right word for a rotor) Separate suck-squeeze-bang-blow. Quite. If you check my post immediately after that one you'll see I meant same as two stroke designs. Dunno how the 'other' got in there. ;-) Basically, the Wankle neither charges or evacuates as well as a piston four stroke. It will do with a blower or turbo. |
#570
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"tony sayer" wrote in message ... In article , Doctor Drivel invalid@not- for-mail.invalid scribeth thus "The Natural Philosopher" wrote in message ... The one thing you need on generators is the ability to run long periods without breaking. Wankel engines wore the seals out in a few hundred hours if that. Oh no! He thinks it is the 1960/70s again. Not that old one. The seal problem was solved decades ago. The Russians have a design that has the seal in the engine body, which can easily be replaced by removing a plate - DIY job. This shows his age and state of mind. If they are as good as that any reason they haven't made a re introduction to automotive in more recent years?.. The same reason we will have highly inefficient piston engines. Corporations run matters. |
#571
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In article ,
Tony Bryer wrote: True: our airport express bus runs every ten minutes so you don't need a timetable and there's a recognition that this is the ideal for trains, trams and buses. But it would come at a cost. It's nigh on impossible to have a town bus service run to time. Unless you set the journey times at the worst possible, and have it hanging around every other stop when the traffic is light. -- *The colder the X-ray table, the more of your body is required on it * Dave Plowman London SW To e-mail, change noise into sound. |
#572
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"Dave Plowman (News)" wrote in message ... In article , tony sayer wrote: The one thing you need on generators is the ability to run long periods without breaking. Wankel engines wore the seals out in a few hundred hours if that. Oh no! He thinks it is the 1960/70s again. Not that old one. The seal problem was solved decades ago. The Russians have a design that has the seal in the engine body, which can easily be replaced by removing a plate - DIY job. This shows his age and state of mind. If they are as good as that any reason they haven't made a re introduction to automotive in more recent years?.. It's mainly because their fuel efficiency is, and always will be, poor. This idiot is at it gain. The fuel consumption is not poor when run at a constant speed high revs at it "sweet spot". But he is senile. |
#573
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More on electric cars.
harry wrote:
On Sep 19, 9:51 pm, "Doctor Drivel" wrote: tony sayer wrote: In article , Doctor Drivel invalid@not- for-mail.invalid scribeth thus Andy Champ wrote: On 15/09/2012 16:22, Doctor Drivel wrote: "Andy Champ" wrote in message . uk... On 11/09/2012 23:53, Doctor Drivel wrote: You could have a 10 year old car and slap in a new battery set and it is transformed. I have a ten year old car. I haven't had to buy a new engine, gearbox, or anything else big. You must pay attention. The car can be "transformed". Replacing your auto box will cost about the same as battery set but the car is not transformed, just still the same as it was. Oh, I thought you meant it was transformed from a dying heap back to the equivalent of a new model. What does the new battery do that the original didn't? Pay attention at the back!. Batteries are improving all the time. In 12 years time a new battery set will get the car a lot further than the current crop. Economy will be vastly improved. Incidentally while one day I'm sure I'll meet an auto box that can do a better job than me I haven't yet. The Prius may well have such a transmission - but it's damned expensive. The Prius is an old design, it is 15 years old now. Mine is still superb to drive. Three people I know of who bought them no longer have them as they "outgrew" the effective range.. Uh. They run on petrol. They cannot be charged from a plug. Nor un less you get a conversion done. The Vaux' Ampera is vastly superior and the new cars predicated to be out using the small, light, Lotus 1200cc 3 cyl' genny engine (range extender) running at its efficient constant speed "sweet spot" will be even better. Audi are looking into using a very small Wankel engine as a range extender genny slapped under the boot. For the rare times it will be used it is fine. Wankels are efficient running at their constant high speed "sweet spot", so come into their own as a genny. The very small size and no vibration is also a great major advantage. This is an interesting subject and the electric motor transmission is excellent just need to get that prime mover power sorted first and that it seems .. isn't going to be that easy.. And thats the rub. Where is the prime power coming from as at the moment we are using an Internal Combustion engine using fossil fuel to make the difference between the stored electric motive energy made using mainly fossil and the inefficiencies of doing that.. I think the real breakthrough is yet to come.. The breakthrough is here. The terrorist corporations will not implement it. And senile people believe what they say.- Hide quoted text - The new ones are plug-in hybrids. On short journeys, the engine doesn't start. Try to keep up Drivel. Not another senile one. |
#574
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In message , Steve Firth
writes John Williamson wrote: Steve Firth wrote: harry wrote: On Sep 21, 6:00 pm, (Steve Firth) wrote: harry wrote: I see they have given up on it too. Wonder why? Because hydrogen is not a fuel. Because hydrogen needs heavy containment vessels. Because petrol, alcohol and diesel oil are all better fuels. **** but you're thick. Hydrogen is not a fuel?????????????? Correct. Hydrogen is not a fuel. And which obscure dictionary did you read to come up with that theory? Unlike you I don't rely on ****poor dictionary definitions. It might not be a primary fuel, but the Yanks in the 1960s thought it and oxygen made a darn good fuel for shoving a rocket into orbit. Hydrogen is a fuel in the same way that a battery is a fuel. You get less out than you put in. If you need an incredibly large specific impulse for a given weight you may well think that the losses are worth the conversion. However unless you are powering a rocket or a SABRE engine all you are doing is ****ing fuel up against the wall in order to create hydrogen. But harry's got some solar panels -- geoff |
#575
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In message , polygonum
writes On Fri, 21 Sep 2012 19:29:04 +0100, The Natural Philosopher wrote: tony sayer wrote: Why are you ignoring wind? Because its bloody useless in practice.. Tidal, Wave, Geothermal, Hydro electric are the important ones remaining. Result in sod all of the power we need... -- Tony Sayer- Hide quoted text - - Show quoted text - Norway runs on around 90% hydro I believe. Brazil, Venezuela, Egypt, Zambia, China and the USA have huge hydro electric power stations. And where can we put ours then;?... # I think the theory is you buil a 1000 ft dam all around Scotland and flood it. Seems like a plan. Especially if you don't empty the people out first. I thought it might be easier to damn the Irish sea and the channel... Well, Harry's bull**** has blocked his WC, that's a start -- geoff |
#576
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Andy Burns wrote:
Doctor Drivel wrote: Andy Burns wrote: You'd think with Mazda effectively canning rotary engines (or at least pressing pause) The RX8 is still made. They might be flogging off the last few sitting on the dock-side or in showrooms, but they haven't made them for over a year ... http://www.autoweek.com/article/2011...NEWS/110829973 Exactly what I was telling but the senile ones sent many silly posts. http://www.motorauthority.com/news/1...says-mazda-ceo We've known for a while that Mazda was planning to reinvent the rotary engine as a range-extender for an electric car, but now the automaker's CEO has confirmed the plans. Speaking with reporters at this week's2012 Moscow Auto Show, Mazda CEO Takashi Yamanouchi reaffirmed his company's commitment to the rotary engine and said there were plans to launch an extended-range vehicle with a rotary engine as early as next year. Mazda's last car to be fitted with a rotary engine was the RX-8 sports car, which ended production earlier this year. The RX-8 used its rotary engine to power its wheels, though this proved to be a rather inefficient form of propulsion. For its return, the rotary will be used solely to charge a battery, which will then power an electric motor driving the wheels of whichever car it is fitted to. There have been reports that Mazda was testing a rotary extended-range vehicle that ran on hydrogen, though any production version is likely to use regular gasoline. Rotaries, like most internal combustion engines, are most efficient when they maintain a steady rpm level. Acting as a range extender would allow the engine to operate at a constant rpm. "The rotary has very good dynamic performance, but if you accelerate and brake a lot there are efficiency disadvantages," Yamanouchi explained to Autocar. "The range extender overcomes that. We can keep it spinning at its most efficient 2,000 rpm while also taking advantage of its [compact] size." It's not clear yet what type of vehicle Mazda will launch its new rotary extended-range drivetrain in. Note, Mazda wasn't the first to proceed down the rotary extended-range development path. Instead, it was Audi that showed the rotary-packing A1 e-tron concept at the 2010 Geneva Motor Show. That allegedly led to talks between Audi and Mazda, and rumors that Mazda was developing a special-purpose rotary engine for the Audi A1 e-tron. While Audi chose to forgo a rotary for its eventual road-going A1 e-tron, it appears Mazda won't doing the same. |
#577
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Tony Bryer wrote:
On Fri, 21 Sep 2012 14:36:16 +0100 Doctor Drivel wrote : Route 96, on which these trams run, is every six minutes at peak times. Half the size then they can run every 3 minutes. Twice as many drivers required But more people using them over the day. But running large trains during the day mean infrequent services. Some detach cars and run more frequent services. If a rapid-transit urban railway has frequent services people use it True: our airport express bus runs every ten minutes so you don't need a timetable and there's a recognition that this is the ideal for trains, trams and buses. But it would come at a cost. Anything less than 15 minutes means a time table is not needed. Have trains every 5 mins and people will just hop on and off at will. |
#578
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On 12/09/2012 08:41, Tim Lamb wrote:
In message , harry writes On Sep 11, 9:47 pm, Bill Wright wrote: The Natural Philosopher wrote: not at the pint of contact. Only an infinitely hard wheel on an infinitely hard road would waste no energy on deforming the road or the wheel. Bill But then the pressure would be infinite and the contact area zero, so where does that leave you? On a railway? Nope. Even steel wheels on steel rails deform as they rotate, just not very much. SteveW |
#579
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On 18/09/2012 23:59, Paul Herber wrote:
On Tue, 18 Sep 2012 23:48:13 +0100, "Doctor Drivel" wrote: "Dave Plowman (News)" wrote in message ... In article , Doctor Drivel wrote: I was reading spent Prius batteries are good for replacing a lead/acid battery in a car. No - far better to use an old laptop one. Would be just as much use. Why is it all these electric car fanatics understand basic electrics rather less than a three year old? This man is senile. You are missing the dash dash space of your sig separator. Today, at work, we received the "corporate policy" on sigs and I thought it odd that the dash dash space was missing - then I discovered that Outlook doesn't know how to strip sigs and that is probably why they don't bother with it. SteveW |
#580
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On 19/09/2012 11:50, The Natural Philosopher wrote:
harry wrote: On Sep 19, 12:55 am, The Natural Philosopher wrote: Dave Plowman (News) wrote: In article , Doctor Drivel wrote: "Dave Plowman (News)" wrote in message ... In article , Doctor Drivel wrote: Audi are looking into using a very small Wankel engine as a range extender genny slapped under the boot. For the rare times it will be used it is fine. Wankels are efficient running at their constant high speed "sweet spot", so come into their own as a genny. The very small size and no vibration is also a great major advantage. That'll be why all generators already use them. This man is senile. The rotary engine has been around for many many years. Petrol engine powered generators too. The need for a quiet smooth running economical generator also in great demand - many pay a great deal more for this, over a basic type. But all of a sudden the Wankle engine is ideal for this job? You really are the most gullible of idiots, dribble. The one thing you need on generators is the ability to run long periods without breaking. Wankel engines wore the seals out in a few hundred hours if that. You wont find them in aircraft either. Nor will you find an aircraft engine revving much over 2500 rpm. That way the bloody things are reliable for extended periods of high throttle running. There ARE Wankel aircraft engines, I have seen them. http://en.wikipedia.org/wiki/Aircraf...#Wankel_engine The reason traditional aircraft engines rev slowly is to do with propellor requirements. The alternative being heavy gearboxes back than. No its not, because... There are some more modern ones that drive the propellor with a toothed belt for speed reduction. ..you can gear them. In fact just about every large engine ever made for aircraft from the 30s onwards was geared. Only light plane engines and WWI engines ran ungeared. The RPM at the crank was still limited at most to 4000 RPM. And that was on fighter engines with a life expectancy measured in weeks. If you want reliability on a big reciprocating aircraft engine you run it sub 3000 rpm. End of. So true for any reciprocating engine. Not aircraft related, but I used to work for a compressor manufacturer and their long life (20 years plus) gas engine driven compressors used to produce 4500 BHP at only 300 rpm (250l, V12, turbocharged). But the tendency is toward small gas turbines. which run at over 10K RPM and are of course geared. |
#581
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On Sep 21, 6:45*pm, (Steve Firth) wrote:
harry wrote: On Sep 21, 6:00 pm, (Steve Firth) wrote: harry wrote: I see they have given up on it too. Wonder why? Because hydrogen is not a fuel. Because hydrogen needs heavy containment vessels. Because petrol, alcohol and diesel oil are all better fuels. **** but you're thick. Hydrogen is not a fuel?????????????? Correct. Hydrogen is not a fuel. I should lie down and take a pill if I were you. If I were you I'd shoot myself. I couldn't live with being thicker than a cockroach. You know, you're as bad as drivel in your own way. http://en.wikipedia.org/wiki/Hydrogen_fuel Hydrogen is a secondary fuel in the same way as electricity. ie manufactured from some other (primary)fuel source http://en.wikipedia.org/wiki/ Primary_energy#Conversion_to_energy_carriers_.28or _secondary_energy. 29 You need to get some elementary education before you touch the keyboard. Now try to keep up. |
#582
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On Sep 21, 8:03*pm, "Dave Plowman (News)"
wrote: In article , * *harry wrote: On Sep 21, 10:24 am, "Dave Plowman (News)" wrote: In article , * *harry wrote: It's very difficult to make a piston engine run on hydrogen. Really? BMW managed it on a dual fuel production car. http://en.wikipedia.org/wiki/BMW_Hydrogen_7 I see they have given up on it too. Wonder why? Because like all these wonderful ideas it has disadvantages over petrol and diesel. It;s wonderful when there is no petrol and diesel. |
#583
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harry wrote:
On Sep 21, 8:03 pm, "Dave Plowman (News)" wrote: In article , harry wrote: On Sep 21, 10:24 am, "Dave Plowman (News)" wrote: In article , harry wrote: It's very difficult to make a piston engine run on hydrogen. Really? BMW managed it on a dual fuel production car. http://en.wikipedia.org/wiki/BMW_Hydrogen_7 I see they have given up on it too. Wonder why? Because like all these wonderful ideas it has disadvantages over petrol and diesel. It;s wonderful when there is no petrol and diesel. How would you know? You have lived all your life in a world that had them: you have no idea whatsoever what a world without them would be like. -- Ineptocracy (in-ep-toc-ra-cy) €“ a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers. |
#584
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On Sep 21, 10:47*pm, Andy Champ wrote:
On 20/09/2012 23:27, Steve Firth wrote: Andy Champ wrote: CO2 most definitely is toxic. No, not in the slightest. * (Not very toxic, you can take a few percent). It's not toxic at all. Steve, I don't always know what I'm talking about. *But this time I do. JFGI. And the carbon particles in diesel exhaust are carcinogenic. No they aren't. Arghh. He's caught Drivel Disease. The only disease transmittable over the internet http://www.bbc.co.uk/news/health-18415532 Andy .. |
#585
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On Sep 21, 11:00*pm, (Steve Firth) wrote:
John Williamson wrote: Steve Firth wrote: harry wrote: On Sep 21, 6:00 pm, (Steve Firth) wrote: harry wrote: I see they have given up on it too. Wonder why? Because hydrogen is not a fuel. Because hydrogen needs heavy containment vessels. Because petrol, alcohol and diesel oil are all better fuels. **** but you're thick. Hydrogen is not a fuel?????????????? Correct. Hydrogen is not a fuel. And which obscure dictionary did you read to come up with that theory? Unlike you I don't rely on ****poor dictionary definitions. It might not be a primary fuel, but the Yanks in the 1960s thought it and oxygen made a darn good fuel for shoving a rocket into orbit. Hydrogen is a fuel in the same way that a battery is a fuel. You get less out than you put in. If you need an incredibly large specific impulse for a given weight you may well think that the losses are worth the conversion. However unless you are powering a rocket or a SABRE engine all you are doing is ****ing fuel up against the wall in order to create hydrogen.- Hide quoted text - That doesn't mean it is not a chemical fuel. Go and lie down for a bit. Or go visit TurNiP. Everyone will forget about this after a while. |
#586
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On Sep 21, 11:37*pm, Tony Bryer wrote:
On Fri, 21 Sep 2012 14:36:16 +0100 Doctor *Drivel wrote : Route 96, on which these trams run, is every six minutes at peak times. Half the size then they can run every 3 minutes. Twice as many drivers required But running large trains during the day mean infrequent services. *Some detach cars and run more frequent services. If a rapid-transit urban railway has frequent services people use it True: our airport express bus runs every ten minutes so you don't need a timetable and there's a recognition that this is the ideal for trains, trams and buses. But it would come at a cost. It is how bus srevices used to be run years ago. Local buses came every 20 minute when I was lad. Timetables didn't exist. |
#587
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harry wrote:
On Sep 21, 11:00 pm, (Steve Firth) wrote: John Williamson wrote: Steve Firth wrote: harry wrote: On Sep 21, 6:00 pm, (Steve Firth) wrote: harry wrote: I see they have given up on it too. Wonder why? Because hydrogen is not a fuel. Because hydrogen needs heavy containment vessels. Because petrol, alcohol and diesel oil are all better fuels. **** but you're thick. Hydrogen is not a fuel?????????????? Correct. Hydrogen is not a fuel. And which obscure dictionary did you read to come up with that theory? Unlike you I don't rely on ****poor dictionary definitions. It might not be a primary fuel, but the Yanks in the 1960s thought it and oxygen made a darn good fuel for shoving a rocket into orbit. Hydrogen is a fuel in the same way that a battery is a fuel. You get less out than you put in. If you need an incredibly large specific impulse for a given weight you may well think that the losses are worth the conversion. However unless you are powering a rocket or a SABRE engine all you are doing is ****ing fuel up against the wall in order to create hydrogen.- Hide quoted text - That doesn't mean it is not a chemical fuel. Go and lie down for a bit. Or go visit TurNiP. No thanks. Steve Firth is as big a ****** as you and Drivel. Everyone will forget about this after a while. Most people have already forgotten the 'hydrogen economy' harry. As they will forget 'renewable energy' and 'Global warming' in another decade or so. When they finally realise that neither exists. -- Ineptocracy (in-ep-toc-ra-cy) €“ a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers. |
#588
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harry wrote:
On Sep 21, 11:37 pm, Tony Bryer wrote: On Fri, 21 Sep 2012 14:36:16 +0100 Doctor Drivel wrote : Route 96, on which these trams run, is every six minutes at peak times. Half the size then they can run every 3 minutes. Twice as many drivers required But running large trains during the day mean infrequent services. Some detach cars and run more frequent services. If a rapid-transit urban railway has frequent services people use it True: our airport express bus runs every ten minutes so you don't need a timetable and there's a recognition that this is the ideal for trains, trams and buses. But it would come at a cost. It is how bus srevices used to be run years ago. Local buses came every 20 minute when I was lad. Timetables didn't exist. Too thick to draw them up presumably where you came from. -- Ineptocracy (in-ep-toc-ra-cy) €“ a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers. |
#589
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More on electric cars.
On Sep 21, 7:14*pm, tony sayer wrote:
Why are you ignoring wind? Because its bloody useless in practice.. Tidal, Wave, Geothermal, Hydro electric are the important ones remaining. Result in sod all of the power we need... -- Tony Sayer- Hide quoted text - - Show quoted text - Norway runs on around 90% hydro I believe. Brazil, Venezuela, Egypt, Zambia, China and the USA have huge hydro electric power stations. And where can we put ours then;?... -- Tony Sayer I never said there was huge potential in this country. There is huge potential for tidal power.. And energy efficiency. |
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More on electric cars.
On Sep 21, 7:37*pm, polygonum wrote:
On Fri, 21 Sep 2012 19:29:04 +0100, The Natural Philosopher wrote: tony sayer wrote: Why are you ignoring wind? Because its bloody useless in practice.. Tidal, Wave, Geothermal, Hydro electric are the important ones remaining. Result in sod all of the power we need... -- Tony Sayer- Hide quoted text - - Show quoted text - Norway runs on around 90% hydro I believe. Brazil, Venezuela, Egypt, Zambia, China and the USA have huge hydro electric power stations. *And where can we put ours then;?... # I think the theory is you buil a 1000 ft dam all around Scotland and flood it. Seems like a plan. Especially if you don't empty the people out first. I thought it might be easier to damn the Irish sea and the channel... -- Rod Ideal for tidal power. ;-) |
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More on electric cars.
On Sep 21, 11:00*pm, (Steve Firth) wrote:
John Williamson wrote: Steve Firth wrote: harry wrote: On Sep 21, 6:00 pm, (Steve Firth) wrote: harry wrote: I see they have given up on it too. Wonder why? Because hydrogen is not a fuel. Because hydrogen needs heavy containment vessels. Because petrol, alcohol and diesel oil are all better fuels. **** but you're thick. Hydrogen is not a fuel?????????????? Correct. Hydrogen is not a fuel. And which obscure dictionary did you read to come up with that theory? Unlike you I don't rely on ****poor dictionary definitions. It might not be a primary fuel, but the Yanks in the 1960s thought it and oxygen made a darn good fuel for shoving a rocket into orbit. Hydrogen is a fuel in the same way that a battery is a fuel. You get less out than you put in. If you need an incredibly large specific impulse for a given weight you may well think that the losses are worth the conversion. However unless you are powering a rocket or a SABRE engine all you are doing is ****ing fuel up against the wall in order to create hydrogen. A battery is a fuel too. It is chemical energy. It converts chemical energy to electricity. Energy can't be created or destroyed, just converted from one form to another. And it can be spread/dissipated. You should have paid more attention at school. |
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More on electric cars.
On Sep 21, 11:47*pm, "Doctor Drivel"
wrote: "harry" wrote in message ... http://en.wikipedia.org/wiki/Wheel_h...eight_concerns It concluded there were no concerns in unsprung weight. I see you're illiterate too. Quote from Wikipedia. (First line.) Unsprung weight concerns The major disadvantage of Wheel hub motors are that the weight of the electric motors would increase the unsprung weight, which adversely affects handling |
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More on electric cars.
On Sep 22, 12:07*am, Tim Streater wrote:
In article , *harry wrote: Norway runs on around 90% hydro I believe. Brazil, Venezuela, Egypt, Zambia, China and the USA have huge hydro electric power stations. And this is relevant precisely *how* to the UK? It's relevant in that and addtional large capacity European link is in hand http://en.wikipedia.org/wiki/Submari...power_cab les |
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More on electric cars.
On Sep 22, 7:53*am, The Natural Philosopher
wrote: harry wrote: On Sep 21, 8:03 pm, "Dave Plowman (News)" wrote: In article , * *harry wrote: On Sep 21, 10:24 am, "Dave Plowman (News)" wrote: In article , * *harry wrote: It's very difficult to make a piston engine run on hydrogen. Really? BMW managed it on a dual fuel production car. http://en.wikipedia.org/wiki/BMW_Hydrogen_7 I see they have given up on it too. Wonder why? Because like all these wonderful ideas it has disadvantages over petrol and diesel. It;s wonderful when there is no petrol and diesel. How would you know? You have lived all your life in a world that had them: you have no idea whatsoever what a world without them would be like. I have every idea. Unlike you, I am doing something about it instead of whinging and ranting. |
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More on electric cars.
harry wrote:
On Sep 21, 7:14 pm, tony sayer wrote: Why are you ignoring wind? Because its bloody useless in practice.. Tidal, Wave, Geothermal, Hydro electric are the important ones remaining. Result in sod all of the power we need... -- Tony Sayer- Hide quoted text - - Show quoted text - Norway runs on around 90% hydro I believe. Brazil, Venezuela, Egypt, Zambia, China and the USA have huge hydro electric power stations. And where can we put ours then;?... -- Tony Sayer I never said there was huge potential in this country. There is huge potential for tidal power.. And energy efficiency. No, there isn't. Not either. -- Ineptocracy (in-ep-toc-ra-cy) €“ a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers. |
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More on electric cars.
harry wrote:
On Sep 22, 12:07 am, Tim Streater wrote: In article , harry wrote: Norway runs on around 90% hydro I believe. Brazil, Venezuela, Egypt, Zambia, China and the USA have huge hydro electric power stations. And this is relevant precisely *how* to the UK? It's relevant in that and addtional large capacity European link is in hand http://en.wikipedia.org/wiki/Submari...power_cab les There isn't enough potential hydro in the whole of Europe to do the job, submarine cables or not. If you could do sums, you would know this. But if you could do sums, you would realise that everything you say is utter ********, so we wouldn't be talking. -- Ineptocracy (in-ep-toc-ra-cy) €“ a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers. |
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More on electric cars.
harry wrote:
On Sep 22, 7:53 am, The Natural Philosopher wrote: harry wrote: On Sep 21, 8:03 pm, "Dave Plowman (News)" wrote: In article , harry wrote: On Sep 21, 10:24 am, "Dave Plowman (News)" wrote: In article , harry wrote: It's very difficult to make a piston engine run on hydrogen. Really? BMW managed it on a dual fuel production car. http://en.wikipedia.org/wiki/BMW_Hydrogen_7 I see they have given up on it too. Wonder why? Because like all these wonderful ideas it has disadvantages over petrol and diesel. It;s wonderful when there is no petrol and diesel. How would you know? You have lived all your life in a world that had them: you have no idea whatsoever what a world without them would be like. I have every idea. No, you haven't. Unlike you, I am doing something about it instead of whinging and ranting. No, you are not. You are telling everybody else how clever you are, without realising how stupid it makes you look. -- Ineptocracy (in-ep-toc-ra-cy) €“ a system of government where the least capable to lead are elected by the least capable of producing, and where the members of society least likely to sustain themselves or succeed, are rewarded with goods and services paid for by the confiscated wealth of a diminishing number of producers. |
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More on electric cars.
In article ,
Doctor Drivel wrote: Quite. If you check my post immediately after that one you'll see I meant same as two stroke designs. Dunno how the 'other' got in there. ;-) Basically, the Wankle neither charges or evacuates as well as a piston four stroke. It will do with a blower or turbo. So you know better than Mazda who have done more development work on the Wankle than anyone else? Yet still given up on it? I'm not sure whether your head is in the clouds or up your arse... -- *Not all men are annoying. Some are dead. Dave Plowman London SW To e-mail, change noise into sound. |
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More on electric cars.
In article ,
Doctor Drivel wrote: The same reason we will have highly inefficient piston engines. Yet you advocate an even more inefficient wankle? -- *Upon the advice of my attorney, my shirt bears no message at this time Dave Plowman London SW To e-mail, change noise into sound. |
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More on electric cars.
In article ,
Doctor Drivel wrote: It's mainly because their fuel efficiency is, and always will be, poor. This idiot is at it gain. The fuel consumption is not poor when run at a constant speed high revs at it "sweet spot". It is still poor when compared to a piston engine designed to do the same thing. It it were better, lots of upmarket generator makers - like Honda - would already be using it. -- *Out of my mind. Back in five minutes. Dave Plowman London SW To e-mail, change noise into sound. |
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