the gtveloce.com-munity of interests

alfa romeos, bikes, comment and communities

Tuesday

 

Hydrogen and realism

The carconnection.com has run an interesting and balanced article on hydrogen-power in Iceland. In part it says, "The Shell station uses a process known as electrolysis to produce its fuel, electric current splitting water into its basic components: two parts hydrogen, one part oxygen, the latter vented into the atmosphere."

Interesting indeed that they are producing the hydrogen onsite. Better, cheaper and safer than trying to transport it. The hydrogen is for a small H-dedicated bus fleet, by the way. The article admits "Electrolysis is an energy-intensive process, in itself, and if you were to follow the wires leading out from the back of the station, they'd connect to the big towers snaking east, nearly 30 kilometers into the country's rugged interior...As they approach the source, one can spot steam pluming into the sky. Some are natural vents, hinting at the violence roiling deep beneath the rocky soil." It's geo-thermal, folks.

So hydrogen is do-able, despite lower energy density and higher volatility. Especially so if you have locally renewable energy such as hydro or geothermal sources to tap into. In most countries you just don't have that sort of energy locally available, of course. So we resort to oil or coal. Which defeats the benefits of using H in the first place. Of course there is also Nuclear power but again the production of the right blend of uranium isotopes is energy intensive. So you end up spending energy to make energy. Are we ever to get out of this cycle of fossil-fuel dependence? What will it take?


 

Recent posts from GTVeloce

  1. Cars and the psychology of Malls

    An excellent article entitled 'More mall pall than Pall Mall' By Elizabeth Farrelly (May 24, 2006, Sydney Morning Herald). It begins, "Fantasise this: for some reason - dollars a barrel, airborne particulates or, conceivably, government backbone - petrol is all but prohibited. Car use, while not banned, has shrunk to maybe one-20th of present levels. Sydneysiders drive only as absolutely necessary. For the rest, we walk, cycle or take trams. What would change?". Indeed, lots would change - for the better, as Elizabeth goes on to say ...

  2. A summary of my recent posts

    Hotcakes and hydrogen By Robert Russell in http://thespiel.com 1 day ago cost via the small ongoing fuel saving, depending upon how much driving you do. They are also a 'safe' buy in that they still use the fuel you buy at gas stations (as against some alternative home brew, cold fusion or risky hydrogen). Read more... http://thespiel.com By Robert Russell in http://thespiel.com 1 day ago Rob's Guide, part 2 Track race tips Sydney's Velodromes What do those lines mean? ...

  3. Forbes on Google

    Let's face it, Google has entrenched itself. Why is that? When it first came to my notice - I guess around 1999? - they were just a cute name with a reputation for good search results. That reputation was a cult, underground groundswell much like that which had driven Altavista to be the previous search tool of choice - or arguably Yahoo!? Google entered the fray with a new idea - results based on the popularity of links to each site. That seemed to work, and they grew ...

  4. Read this post

    Hotcakes and hydrogen By Robert Russell in http://thespiel.com 1 day ago cost via the small ongoing fuel saving, depending upon how much driving you do. They are also a 'safe' buy in that they still use the fuel you buy at gas stations (as against some alternative home brew, cold fusion or risky hydrogen). Read more... http://thespiel.com By Robert Russell in http://thespiel.com 1 day ago Rob's Guide, part 2 Track race tips Sydney's Velodromes What do those lines mean? ...

  5. Can't resist this one from Wharton on...

    Entitled 'Microsoft's Multiple Challenges' the argument goes like this: (1) Microsoft's size can be a handicap. Updates take ages, new products even longer. Google is nimbler, for example (2) there's "brain drain" and Microsoft's ability to develop a new generation of leaders is questionable, especially when it's harder to offer the 'ground floor' opportunities of the past. It makes me wonder if Wharton isn't thinking of IBM rather than Microsoft, but there you go. However they also don't count Microsoft out - yet ...


Friday

 

Cars and Malls vs People and Bikes

An excellent article entitled 'More mall pall than Pall Mall' By Elizabeth Farrelly (May 24, 2006, Sydney Morning Herald). It begins, "Fantasise this: for some reason - dollars a barrel, airborne particulates or, conceivably, government backbone - petrol is all but prohibited. Car use, while not banned, has shrunk to maybe one-20th of present levels. Sydneysiders drive only as absolutely necessary. For the rest, we walk, cycle or take trams. What would change?".

Indeed, lots would change - for the better, as Elizabeth goes on to say. There have been reports in Sydney that the rising cost of petrol is driving people out of their cars and back onto public transport. Whilst we are a long way from returning to villages and corner shops, it's a start. I think also that the hypermarket malls will fight back, possibly by investing more heavily in public transport that feeds directly to their shopping plazas. We shall see.

More from Elizabeth
here.

Thursday

 

A summary of my recent posts

  1. Hotcakes and hydrogen

    cost via the small ongoing fuel saving, depending upon how much driving you do. They are also a 'safe' buy in that they still use the fuel you buy at gas stations (as against some alternative home brew, cold fusion or risky hydrogen). Read more...

  2. http://thespiel.com

    Rob's Guide, part 2 Track race tips Sydney's Velodromes What do those lines mean? Automobile links Mustknow links Philosophy links Music Links Images of the Russell, Matthews, O'Brien and Brown families in Australia Rob's Amateur Art Gallery

  3. addicted2wheels

    Rob's Guide, part 2 Track race tips Sydney's Velodromes What do those lines mean? Automobile links Mustknow links Philosophy links Music Links Images of the Russell, Matthews, O'Brien and Brown families in Australia Rob's Amateur Art Gallery

  4. the gtveloce.com-munity of interests

    Links GTVeloce.com ...cars, bikes and com-munities The bike racing forum ...for racers only The general purpose gtveloce forums ...for everyone MBA related resources ...with an HR spin The KlausenRussell Com-munity ...please visit! OODB ...out out damned Blog GTVeloce.com blog

  5. Velodrome 101

    too so keep away - it can get a bit hairy if you get stuck in that transition zone, especially if you are on the duckboard at speed and try to get onto the banking before a turn. It's a good way to fall and bring down the pack. Read more...

  6. Image gallery

    Rob's Guide, part 2 Track race tips Sydney's Velodromes What do those lines mean? Automobile links Mustknow links Philosophy links Music Links Images of the Russell, Matthews, O'Brien and Brown families in Australia Rob's Amateur Art Gallery

  7. Aviation images

    Links GTVeloce.com ...cars, bikes and com-munities The bike racing forum ...for racers only The general purpose gtveloce forums ...for everyone MBA related resources ...with an HR spin The KlausenRussell Com-munity ...please visit! OODB ...out out damned Blog GTVeloce.com blog

  8. Airliner art

    [IMG ]

  9. Airliners, automobiles and art

    [IMG ]

  10. Welcome to the image resources at GTVeloce.com

    Folks Copyright is reserved, but feel free to browse. Reuse is often possible by arrangement and some images may be purchased. The content starts here . Image gallery

  11. Welcome to Aviation images and postcards @...

    Folks Copyright is reserved on all images, be it my own or other attributed work - please ask before using. Otherwise feel free to browse the content here . Aviation images

  12. OffLine

    Links TheSpiel.com TheSpiel's Business Blog OODB GTVeloce.com OffLine Addicted2wheels Site Feed

  13. 8 duplicate posts removed. Show all »


Wednesday

 

Hybrid cars and their ROI

I’ve said it before, but here goes. You buy a car and it’s already consumed somewhere between 40 and 60% of it’s ‘carbon quota’. The numbers vary with size and complexity, number of miles driven, total life-span of the car but the point is that fuel use is only one factor. Unless your new car’s steel and aluminium was smelted with hydro or nuclear power it’s likely as not come out of a coal-fired oven. Then there’s all the petro-chemical plastics that go into a car…plus the shipping of parts and the finished good to you by ship and truck. The math is not as simple as ‘oh, hybrids are better because they save fuel relative to a petrol car the same size’. Read more...

 

The evolution of music and humour...

Hmmm, the evolution of humour. This came up a while ago but I keep thinking about it. Why did we develop humour – how does it better equip us for survival? Much of our evolution (apologies to the ID crowd – just tune out if the weight of evidence is too great to bear) is in theory revealed during our early childhood, so that gives us a clue where to look.

Humour could (he postulates!) derive from play. Play is a way to test ideas, to push boundaries and to learn or develop skills. It’s also useful as a socialising, bonding tool. With our social complexity and a big brain it probably doesn’t take much effort to use what we and many other animals have (the play impulse) and turn it into more abstract jokes, especially later in life when the original reason for being is no longer so relevant. So we have a tool for learning and socialising – that conceivably will help us survive in the evolutionary jungle. Read more...


 

Let's face it, if you want to be good at something you practise it...

Bike racing is like running, swimming, golf or any other sport. In fact it’s just like anything in life. Put the time and effort in and you’ll get better at it. It’s a simple equation, really, limited more by your own motivation or commitment than by any theoretical potential you may or may not possess. If you are looking for easy fitness and a sport that won’t take up much of your time, stop now - it doesn’t exist. Multiple Australian and World Point Score medalist Gary Sutton was once reported to have replied to the question, What’s the secret to success in bike racing?, with the statement: Ride lots. Eddy Merckx is reported to have said the same.

Let's face it, if you want to be good at something you practise it, over and over... Simplistic, but not a bad thought - and don’t put it off, thinking that you won’t do well, or that you don’t have the time. This is a multi-level, multi-discipline sport with a niche for everyone. As the cliche goes, you won’t know if you don’t try.

OK, maybe some sports are easier on the body, are less risky, or consume less time. But we’ve settled here on something that does involve injuries (guaranteed), risk (a given) and a commitment of some sort. Hey, you can choose not to train and be happy racing in a lower grade, but don’t come to me after you’ve died from a mid-race heart attack and then ask my advice. You get out what you put in. Bike racing is hard. It's a demanding sport that will suck hours out of your day and draw the sweat from your skin, whilst demanding top aerobic fitness, great lower body strength, quick wits and excellent hand-eye coordination. You need tactical nous, swift reflexes and a will to win. It ain’t easy. And that’s just C-grade. Read more...


Tuesday

 

Welcome to the new GTVeloce.com


We have revamped the front end, again! This time I have 'blogified' the look and feel. Nevertheless the content remains the same - cars, bikes, blogs, art, philosophy and communities, including the Fort Street Class of 75 reunion site and the Bike Racers forum. Not to forget the MBA resources at The Spiel or the KlausenRussell com-munity.

Check out the blogs, too: The On Sustainable Business Blog (TheSpiel on Business), My Bike Racing Addiction (addicted2wheels.com), The Alfa Blog (gtveloce.com) and My Raving and Ranting about Everything Blogs (Offline and Out Out Damned Blog).

Enjoy - and feel free to comment. And if you want to see what we used to look like, just look here.

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