mharratsc wrote:Working with electricity in less-than-solid matter is still new to me...
Solsearcher wrote:Magnetohydrodynamics (MHD) eloquently combines both purely meteorological phenomenon with the electromagnetic in such a way that not only tornadic, but all cyclonic activity comes into a more concise and plausible focus.
Indications of thousands of aurora events turned up in a review of space probe data. Reviewers constructed a map of occurrences and found that they clustered around the margins of magnetic patches on the surface. The patches are thought to be crustal rocks that have preserved magnetic fields acquired from an ancient global field that has decayed. Why they occur almost entirely in the southern hemisphere is not understood.
It’s likely that crustal rocks from Earth could be electrically deposited on Mars and heated. If they cooled below the Curie point before the current and its accompanying magnetic field completely decayed, they would retain the magnetism. Since Mars has no global magnetic field in which the spots would appear merely as local deflections, they stand out as foci for aurora events.
CharlesChandler wrote:Many people have believed for a long time that tornadoes are electromagnetic. The question is: HOW?
{snip} in thinking that these phenomena were thermodynamic OR electromagnetic. Scientific research sometimes favors the isolation of individual factors, but Mother Nature doesn't work like that, and explaining the behaviors of a complex, non-linear system such as a thunderstorm requires that we take everything into account before we begin. This approach made it possible to see interactions among forces that have not been previously identified.
The theory is being presented in an online book, and can be found here:
http://charles-chandler.org/Geophysics/Tornadoes.php
The text-only version is about 80 pages, including 15 pages of references. So while it's a small book, it's still more than just an article. And while it shouldn't have been necessary to chew up so much space to expose a simple theory, it was necessary to show how that theory could explain the full range of behaviors of supercell thunderstorms and tornadoes. So if you're interested in meteorology and electromagnetism, wait for the next cold, rainy weekend, and curl up with a good revolutionary theory of tornadoes. Just make sure to jot down your comments, questions, and criticisms. Eventually, this work will go to press, and it will be easier to make improvements before that happens, rather than after.
Quick comments and criticisms can be posted back to this thread. If anybody cares to do a review, positive or negative, I'll be happy to append it to the work. Just send it to me in a PM, and be sure to mention your real name. (I'm not going to append any reviews by anybody with a name like "Dark Lord" or "Game Boy".)
Best regards to all,
Charles
Krackonis wrote:I found the whole 'book' to be a fascinating read. I am very impressed. I have only one criticism you might want to consider. if your theory is generally homogeneous we need to understand why Tornadoes and Thunderstorms form in a particular section of the earth where the Plasma Torus of the earth is closest to the planet (The Van Allen Radiation Belts). This is a similar location on the sun where sunspots and prominences form.
The physics that initiate and sustain tornados and dust devils is still under investigation. Forces that operate throughout a wide range of scales and could contribute to atmospheric vortex phenomena are the Lorentz force and the force of electric fields. The Lorentz force results in a circular motion of charged particles in a magnetic field. An electric field will pull or repel a charged particle in the direction of the field. This paper will demonstrate that the Lorentz force and the force of electric fields, acting on charged particles that exist in atmospheric vortex phenomena, plausibly contribute to the set of physics that will explain tornados and other atmospheric vortex phenomena.
The reasoning that joule heating in multiple-stroke lightning flashes associated with an active tornado constitutes the major energy source for its drive is questioned. An electrical discharge is proposed as a mechanism for the formation of the initial vortex sink, a high specific-energy source being supplied by Joule heating in a leader-stroke coronal discharge of several hundred amperes and milliseconds duration. Magnetic pinch effects are invoked as a means of preventing large lateral heat losses from the ionised column and a resulting degradation of the energy source. Applying the equation for magneto-hydrostatic balance, it is shown that magnetic pinch exerted on the column by the current-induced magnetic field alone is insufficient to achieve balance and thus prevent energy losses. Qualitative arguments are used to demonstrate that the pinch effect can be enhanced through the interaction with the external, geomagnetic field. Observational evidence is presented to support the hypothesis of geomagnetic control for tornado initiation on a global scale. It is seen in large differences of tornado frequency between regions on the surface of the Earth featured by comparable pre-requisite thunderstorm frequency but significant differences in geomagnetic intensity which qualitatively agree with the predicted effect.
The physics that initiate and sustain tornados and dust devils is still under investigation.
mharratsc wrote:1. What is similar between the dust devils of Mars & midwest, vs a tornado, vs a waterspout? What is different? (given: water content, fluidity of medium.)
mharratsc wrote:2. What process or condition is different in an area that causes a tornado to form rather than an 'electrical storm' (i.e.- heavy lightning)?
mharratsc wrote:Do these questions have any bearing on the above?
The interesting thing is that during the tornadic phase of the storm, the lightning strike rate goes way down, and it stays low until the tornado ropes out, and then it jumps back up again.
The interesting thing is that during the tornadic phase of the storm, the lightning strike rate goes way down, and it stays low until the tornado ropes out, and then it jumps back up again.
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