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Showing posts with label energy. Show all posts
Showing posts with label energy. Show all posts

Wednesday, March 16, 2011

One blogger's support for nuclear energy

Like many people, I've been watching the developments in Japan since last week's earthquake (now measured at being 9 or possibly even 9.1 on the Richter scale) with keen interest. Especially with the drama unfolding at the Daiichi nuclear power plant in Fukishima: the one that has had a number of its reactor buildings violently explode (NOT "nuclear explosion" as I heard one CNN reporter claim but rather the result of too much of a build-up of steam).

And like many who are old enough to remember it, I'm led to reflect upon what happened even here in the southeast United States following the Chernobyl disaster twenty-five years ago next month. A week after that catastrophic meltdown there were slightly elevated levels of radiation measured in these parts. There was a sudden rush on potassium iodide tablets (as is happening now). A week and a half after the accident our Boy Scout troop returned to the volunteer fire department nearby after a camporee: we saw a dozen boxes or so of radiation-detecting equipment that had been dropped off. Where were they going to? I still don't know. But I'll never forget the radiation symbol emblazoned on those boxes: the first time that I saw such a thing.

And now, as then, there is a clamor to restrict and to consider even shutting down nuclear power altogether. I've been watching that steadily rise in recent days as I've watched the news or went looking for it online.

And that's what sent me way back into The Knight Shift archives, to a post that I made almost six years ago.

In July of 2005 I was asked to assist in the production of a training film that would be used at a nuclear power facility. We spent two days onsite at this plant. I can't say much about it or where it was even located (I was given permission to write about it in general terms but for the most part asked to observe a clause of confidentiality, and I am still honoring that).

But let's just say that I had confidence in nuclear power already, and I came away from that experience with far more confidence still.

I cannot recall ever being in a place that had as many safety and security measures as this nuclear plant possessed. We're talking redundant systems out the wazoo: backups on top of backups on top of backups. Every person involved in filming had to be given proper clearance before we even came close to the place. And going through the front door meant first negotiating a labyrinthine path discouraging even a brisk jog.

To be allowed to work in the nuclear energy industry in the United States, you have to undergo two years of exhaustive training and testing. And that's regardless of how much real world experience you might already have. Even if you were in the United States Navy and received the world's finest education in nuclear engineering, you're still looking at a couple of years of schooling before you're allowed to operate equipment in a civilian environment.

And then there is more training. And re-training. And more training yet. For every hour that a person works in an American nuclear facility, he or she receives an hour or more of study, testing and drilling.

There is a reason for what some admitted was the monotonous routine of training. I have a healthy respect for anyone who works in nuclear energy production. Because to be employed in this industry entails one undisputed fact that must be borne at all times: that nuclear power is a grim technology. Quite a useful technology. But still one that demands the uttermost respect and even reverence to wield. There can be no allowances for margin of error. "Cutting corners" is under no circumstance an allowable indulgence.

The men and women that we met at the nuclear plant were easily the most dedicated to their profession that I have seen in any commercial industry. They smiled and laughed with us a few times (because one of the things we had been asked to do was to make this training film a little bit humorous) but make no mistake: they afforded no laxity toward their work. They absolutely realized that their continuing employment wasn't the only thing hinging on their job performance... but also potentially the lives of hundreds or thousands of people well beyond the perimeter of the plant.

Nuclear energy is the most regulated industry in the United States. And the people who work within it are the most dedicated that I have seen in any work environment. Even if I had little faith in the nuclear regulatory system, I would have faith in the people who have chosen to work in nuclear energy.

And then there was the design of the reactors that this plant utilized. Which isn't even "cutting edge" by current standards, but we certainly realized how much thought and consideration had been made in the reactors' construction. Not a drop of water that was heated within the reactor made it to the outside environment. Instead that water was used to super-heat water in another set of pipes, which led to turning the turbines of the generators that produced the electricity. It was an extremely impressive system. And newer reactor designs had been developed which in case of a possible core meltdown, would basically "shut down" the reactor on its own.

It was very, very cool stuff.

The last nuclear energy plant that was built in this country came online in 1996, and it had been under construction for about two decades. With the increasing demand for more and more cheap energy, I don't see how we can afford to frown upon nuclear power. We are sitting on technology that makes nuclear-produced energy safer than has previously been possible... and we should be playing it to the hilt. At the same time however, there must be continuing and rigorous research into alternative means of energy production: from sources such as shale oil, nuclear fusion, and even such radical concepts as harnessing the energy of ocean waves.

"Chris, are you nuts?! What about what just happened in Japan?!" Hey, I agree: nothing is without chance of hazard and nuclear energy is definitely no exception. But from what I've been able to determine, the Daiichi plant was already designed to withstand a severe earthquake. It was built as well as any structure could be made "earthquake-proof". The quake last week was some order of magnitude greater than what the reactor buildings... or any other building for that matter... could tolerate. At the risk of coming across as crass and unsympathetic, what is happening now at the nuclear facility in Fukishima resulted from a fluke of fate and geologic roulette. The possibility of all those things going wrong at the same time were miniscule, to put it mildly. But, go wrong they did. And the engineers and workers at the site are doing everything they can to stem the devastation. No doubt, doing so cognizant of what happened to "the liquidators" and others who fought in vain to bring Chernobyl under control.

We aren't guaranteed total safety by any measure. Not during our life in this world, anyway. But we do what we can, as best we can, to most fully employ the minds, the knowledge, and the wisdom that Providence has bestowed upon us. The alternative is to shun our capability completely, at cost of much of human drive and determination.

I see nuclear fission power as a stepping stone to greater things yet to come. Things that are already being labored upon. In the meantime, we should appreciate that we have such productive and still clean technology... and be thankful that there are those among us who have chosen to pursue its availability.

Thursday, July 29, 2010

Creepy new biotechnology

Researchers have created a new type of solar energy cell that uses the corneas of blowflies as the primary method of gathering light for conversion into electricity.

Meanwhile those brilliant eggheads at the Defense Advanced Research Projects Agency - who previously brought us such wonders as the Internet and the Global Positioning System - have developed a new technology that turns humans into batteries for powering gadgets like cellphones (but for now is being considered primarily for use in the military). Thankfully, artificial intelligence has yet to arise that would no doubt enslave us to the Matrix.

Elsewhere in the world, the concept of the In Vitro Meat Habitat has recently been introduced. There's really no other way to put it: this is a house made out of meat.

And while you are lounging in your living room of liverwurst, what more fitting attire than clothing grown from bacteria?

After reading stuff like this, I can't shake the notion that somewhere, out there in this all too scary world, somebody is hard at work on making Soylent Green...

Yeah you laugh now. But just watch. It wouldn't surprise me if sometime during the lifetime of most of us that this will happen... if not at least seriously suggested by politicians, "experts", whatever.

The microbe-grown clothing is pretty cool though. If I recall my comic books correctly, that is much like how Tony Stark manufactures his current Iron Man armor: with bacteria "growing" it via nanotechnology. So that might be worth watching...

Monday, June 14, 2010

Introducing the solar-powered lightbulb

I wanna say "Looks good on paper, buuuuuut..."

Nokero, a company in Hong Kong, has developed a solar-powered lightbulb with an eye toward markets in developing countries. The N100 solar LED lightbulb "is about the size of a standard incandescent bulb and has four small solar panels in its rainproof plastic housing. Five LEDs and a replaceable NiMH battery inside provide up to four hours of light when the device is fully charged. People hang it outside during the day and then turn it on at night." According to the company, using the lightbulb around the equator will give it a better charge than those in more northern or southerly latitudes. The LEDs are said to last 50,000 to 100,000 hours while the solar panels are good for 10 years.

One bulb is $15. But for $480 you get 48 bulbs.

A solar-powered lightbulb. Truly we live in the age of wonders! :-P

Thursday, February 25, 2010

Color me officially intrigued by Bloom Energy

Heaven only knows how many alternative energy schemes have been proposed over the years, only to watch all of 'em that come to mind fail to deliver the promised goods of cheap, clean power.

But having read about it for the past few weeks, and now seeing what was unveiled yesterday by the company, I think there's a LOT of potential in what Bloom Energy has come up with.

Imagine ten years from now, having a brick-sized energy server supplying all of the electricity to your house. No power lines or anything. A few weeks ago my house went 22 hours without power during a severe winter storm, along with 43,000 other people in this county. That would be a thing of the past, along with monthly bills from the power company.

Well, possibly. PCWorld's website has ten questions about the Bloom Energy Server that lots of folks will probably be asking.

Can't wait to see how this unfolds :-)

Monday, January 25, 2010

Practical fusion energy takes step forward with levitaging magnet

Previous attempts at harnessing the power of fusion reactions have involved containing plasma within a magnetic bottle. Now comes word of a radical new approach thunked-up by researchers at Massachusetts Institute of Technology. The new method takes a massive levitating magnet and causing the plasma to flow around it.

If further experiments continue to bear good results, it could prove to be a much-needed breakthrough in the longstanding effort to produce cheap, clean fusion energy.

From the article...

A new experiment that reproduces the magnetic fields of the Earth and other planets has yielded its first significant results. The findings confirm that its unique approach has some potential to be developed as a new way of creating a power-producing plant based on nuclear fusion — the process that generates the sun's prodigious output of energy.

Fusion has been a cherished goal of physicists and energy researchers for more than 50 years. That's because it offers the possibility of nearly endless supplies of energy with no carbon emissions and far less radioactive waste than that produced by today's nuclear plants, which are based on fission, the splitting of atoms (the opposite of fusion, which involves fusing two atoms together). But developing a fusion reactor that produces a net output of energy has proved to be more challenging than initially thought.

The new results come from an experimental device on the MIT campus, inspired by observations from space made by satellites. Called the Levitated Dipole Experiment, or LDX, a joint project of MIT and Columbia University, it uses a half-ton donut-shaped magnet about the size and shape of a large truck tire, made of superconducting wire coiled inside a stainless steel vessel. This magnet is suspended by a powerful electromagnetic field, and is used to control the motion of the 10-million-degree-hot electrically charged gas, or plasma, contained within its 16-foot-diameter outer chamber.

The results, published this week in the journal Nature Physics, confirm the counter-intuitive prediction that inside the device's magnetic chamber, random turbulence causes the plasma to become more densely concentrated — a crucial step to getting atoms to fuse together — instead of becoming more spread out, as usually happens with turbulence. This "turbulent pinching" of the plasma has been observed in the way plasmas in space interact with the Earth's and Jupiter's magnetic fields, but has never before been recreated in the laboratory.

Most experiments in fusion around the world use one of two methods: tokamaks, which use a collection of coiled magnets surrounding a donut-shaped chamber to confine the plasma, or inertial fusion, using high-powered lasers to blast a tiny pellet of fuel at the device's center. But LDX takes a different approach. "It's the first experiment of its kind," says MIT senior scientist Jay Kesner, MIT's physics research group leader for LDX, who co-directs the project with Michael E. Mauel, professor of applied physics at Columbia University's Fu Foundation School of Engineering and Applied Science.

The results of the experiment show that this approach "could produce an alternative path to fusion," Kesner says, though more research will be needed to determine whether it would be practical. For example, though the researchers have measured the plasma's high density, new equipment still needs to be installed to measure its temperature, and ultimately a much larger version would have to be built and tested.

Kesner cautions that the kind of fuel cycle planned for other types of fusion reactors such as tokamaks, which use a mixture of two forms of "heavy" hydrogen called deuterium and tritium, should be easier to achieve and will likely be the first to go into operation. The deuterium-deuterium fusion planned for devices based on the LDX design, if they ever become practical, would likely make this "a second-generation approach," he says.

When operating, the huge LDX magnet is supported by the magnetic field from an electromagnet overhead, which is controlled continuously by a computer based on precision monitoring of its position using eight laser beams and detectors. The position of the half-ton magnet, which carries a current of one million amperes (compared to a typical home's total capacity of 200 amperes) can be maintained this way to within half a millimeter. A cone-shaped support with springs is positioned under the magnet to catch it safely if anything goes wrong with the control system.

Levitation is crucial because the magnetic field used to confine the plasma would be disturbed by any objects in its way, such as any supports used to hold the magnet in place. In the experimental runs, they recreated the same conditions with and without the support system in place, and confirmed that the confinement of the plasma was dramatically increased in the levitated mode, with the supports removed. With the magnet levitated, the central peak of plasma density developed within a few hundredths of a second, and closely resembled those observed in planetary magnetospheres (such as the magnetic fields surrounding Earth and Jupiter).

This will be a helluva awesome development, folks. Fusion is darn nearly the most ideal form of energy that's possible for mass power needs. And wouldn't it be fun to have a real Mr. Fusion producing electricity for our homes? :-)

Tuesday, December 15, 2009

Swiss scientist on trial for causing earthquakes

Markus Haering appeared in court in Basel, Switzerland today. The charge leveled against him: that his company's activities caused earthquakes, one of which measured 3.4 Richter magnitude. Haering's firm is researching geothermal-generated electricity. Well, according to court documents his company's deep-drilling in 2006 triggered the quakes. There were no injuries but $9 million in damages were reported. If the judge finds him guilty of intentionally damaging property, Haering faces five years jail for making the earthquakes happen...

...which is gonna be a heckuva retort when he gets asked "So what are you in for buddy?"

(Seriously though, sounds like it's gonna be an easy charge to beat. Lex Luthor might have been put behind bars for doing something like this but not Markus Haering. Dude doesn't even have a nuclear weapon, fer pete's sake...)

Thursday, October 22, 2009

Understanding Einstein's energy

Energy Tribune has a BRILLIANT essay by William Tucker about Albert Einstein's classic equation E=mc2: the formula describing the interchangeability between mass and energy. Tucker's essay not only lays out E=mc2 in terms that anyone can easily grasp, it also argues why current efforts at renewable energy are not sufficient. Instead, Tucker lays out a solid case - using simple mathematics - for the use of nuclear energy and why it has a far less malign impact on the environment than we have come to accept. If you want an eye-opener of a read, check it out!

Saturday, September 12, 2009

Algae-powered car attempting to cross America on 25 gallons of fuel

The Algaeus (pictured at right) is said to be the world's first fuel-powered vehicle running on algae. The other notable components of the Algaeus are a nickel metal hydride battery and an electrical plug. There are no other modifications made to its gasoline engine. It's currently attempting to cross the United States from coast to coast... on just 25 gallons of fuel!

Read more about it here.

Saturday, August 01, 2009

Startup sets sight on piston-powered nuclear fusion

General Fusion, a new company based out of Burnaby, British Columbia in Canada, has raised almost $14 million in funding to research what is being called an ambitious effort to create viable nuclear fusion. General Fusion believes it can engineer a reactor that uses 220 pneumatic pistons to generate acoustical waves that will be aimed at a plasma target, which will theoretically create a burst of fusion energy. Experts in the field believe that General Fusion might stand a chance of succeeding with their wild design, where countless others over the decades have failed.

Looks interesting. It also looks like the "Fat Man" nuclear bomb had Henry Ford engineered it :-P

Monday, March 23, 2009

The return of cold fusion?

Twenty years after the infamous Pons/Fleishmann experiment (debate still rages on whether or not it actually worked) there is now substantial new evidence that "cold fusion" is a reality. At the 237th national meeting of the American Chemical Society which is going on now, researchers will be presenting date indicating that neutrons, excessive heat, X-rays, and tritium (a fusion by-product) were produced at room temperatures. Fusion has traditionally been thought only possible in environments of tremendous heat (like, say, the Sun, which is powered by fusion reactions involving hydrogen).

If this new research bears out and scientists can discover how cold fusion works, that might be a very large step toward potentially cheap and renewable energy.

(And I think now's a good opportunity for some smart entrepreneur to trademark the "Mr. Fusion" brand :-)

Monday, December 29, 2008

Doctor apparently used liposuctioned fat to fuel his car


Tyler Durden should have thought BIGGER...

Doesn't seem to be any dearth of weird news this past month. In the latest bizarro story, a Beverly Hills doctor is accused of running his Ford SUV and his girlfriend's Lincoln Navigator with fat that he liposuctioned from patients. The doctor in question, Craig Alan Bittner, supposedly even bragged on his website that he had pioneered the creation of "lipodiesel". He's now in trouble with several former patients who allege that he disfigured them.

Maybe there's a silver lining to this strange situation. With a vast segment of the population dangerously obese, and there being such a demand for both environmentally and economically-sound energy, maybe "lipodiesel" is the silver bullet that can wipe out a whole slew of problems plaguing this country! We've all heard the old phrase "You are what you eat"? Maybe it's time for "You are what you drive"!

Friday, May 02, 2008

Obama's disastrous fuel tax proposal

Barack Obama is suggesting a $15 billion tax on the profits of oil companies. That would allegedly be used to provide $1000 of tax relief for families and other "assistance".

This is a worse idea than George W. Bush's "stimulus" package... and that's already the most irresponsible and foolish bit of enacted legislation that I've seen in Lord knows how long.

Does Obama believe that his proposal is going to slash the cost of fuel, which is soaring well past the ability of most people to easily afford? If anything it's going to make those costs increase even more dramatically. The oil companies will simply pass along the expense to their customers.

Obama's only motivation in forwarding this idea is that he wants to tap into the seething rage that many people are now feeling toward the oil companies, which are enjoying record profits. It's just a gimmick he's pushing to further his chances at getting elected President. But I wonder how many of the people he's aiming this proposal toward would understand that much of that extra "profit" is only because of this government's reckless financial policies, which have resulted in an over-inflated dollar. I'm inclined to believe that there is very little here that could seriously be attributed to "greed" on the part of the companies, for which they must be "punished".

But if Obama were to see this policy enacted, it would be the consumers and not the oil companies that would suffer.

I've already written here about the diminishing value of the dollar. In addition to shoring-up our currency, a wise energy and economic policy should entail...

1. Dramatically reducing fuel taxes

2. Not just allowing but also actively encouraging domestic petroleum production

3. Building more refineries, especially those that can readily process "sour" (sulfur-rich) crude

4. Offering financial incentives to corporations to actively research new potential sources of petroleum, such as the promising work regarding oil shale and bacterial-produced synthetic crude

5. Recognizing that for the foreseeable future, that ethanol and other so-called "biofuels" are not commercially viable and in fact have a deleterious impact on available food supply

Those are some of the bigger things we could be doing to improve both our economy and our fuel resources. But they require some long-term vision and commitment. Not knee-jerk emotionalism and election year duplicity.

Friday, April 18, 2008

Gasoline prices in Reidsville, North Carolina today

Averaging about $3.39 a gallon. Up about 10-15 cents in just a few days' time. And $4.45 has been spotted in at least two places around town. I had to pay a bit more than $50 to fill up my Toyota Camry.

While gassing-up at a convenience store on Scales Street I had a spirited conversation with one guy and his mom, about the high gas prices. We all agreed: we are being led by "lunatics and madmen" who probably can never remember the last time they had to touch a gas-pump nozzle.

The funny thing of it is, it's not necessarily that the oil is "running out" or even refinery problems right now that's causing the outrageous jack-up of prices. It's inflation, a primary reason for that being that the federal government for the past few weeks has been injecting about $38 billion per day into the economy to boost failing financial institutions like Bear Stearns, etc. That's $38 billion per day of fiat money, without anything really backing it.

And now what these "brilliant" leaders are doing is biting the little guy hard in the pocketbook.

Once again I am reminded of that term that came to mind a few months ago to describe the times in which we live: "the Hell Époque". America cannot long suffer this kind of inept, irresponsible management.

Sometimes I wonder if that was the plan all long, in someone's reckoning.

Thursday, April 17, 2008

Potential breakthrough in creation of renewable oil receiving too little attention?

WorldNetDaily has published a story about a new process that, if it's economically viable, would use bacteria to break down organic matter like grass clippings and wood chips and convert it into cheap hydrocarbons: the basis of gasoline and diesel fuel. Which would mean a renewable supply of oil for the first time in human history. The guy who came up with the process has calculated that from 2 billion tons of biomass, 5 billion barrels of oil could be made each year.

Based on what I've read about it, it makes plenty of sense. Consider that this organic material received its energy from the Sun to begin with. Why just let it rot and waste when it could be recycled... and without any deleterious impact on the environment that comes from drilling, as alleged by some. Ecologically and economically, it's a bank shot if it works.

But the proponents of the plan are now claiming that there is a veritable conspiracy at work to prevent news of their discovery from getting out. The national "mainstream" news media is refusing to touch the story... which in the minds of too many Americans means that the story isn't happening at all, even if it were to wind up being amazingly true.

So we might have a way to produce our own oil, and kiss OPEC goodbye... but there may be some who don't want word of this to get out? Not even to the people who may soon be paying $4 a gallon for gas by the end of summer?

Here's that link again. Feel free to read it and judge for yourself.