The maximum force you can exert is the yield strength, which might be . Some handwaving of high-capacity, high-voltage, extremely compact and inexpensive supercapacitors will be needed. Why are players required to record the moves in World Championship Classical games? Global sites represent either regional branches of The Nature Conservancy or local affiliates of The Nature Conservancy that are separate entities. Simple deform modifier is deforming my object. The author argues that to realize the hypervelocity potential of plasma armature railguns, restrike must be eliminated. It was named MARAUDER or magnetically accelerated ring to achieve ultrahigh directed energy and radiation.. If technology was developed to fix this it might affect the acceleration speed. Something similar was tried in original Star Wars SDI, huge power load, completely useless in atmosphere. Dr. Coles died in the 1917 flu epidemic. The electrode strikes a plasma arc to the target, creating a conductive path and emptying the capacitor into the target. Railguns have long existed as experimental . 13-nautical-mile range of the US Navy's standard 5-inch naval gun," Additionally, a complex triple joint seal may exist at the breech of the bore, which can often pose an extreme engineering challenge. The concept of the railgun, a technology that could utilize a large circuit to launch a projectile far further than one launched via the use of a chemical reaction, was developed by Andre Louis Octave Fauchon-Villeplee. Rank amateurs. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Depends on your skill/preference. Parking space for three to four vehicles is available,just South of a small white-railed bridge. It revolved around firing electromagnetically contained plasma out of a railgun encased in a toroidal (donut shaped) container. And everybody likes the alluring neon lights which enliven nights and hide the stars. Although the technology used to develop the Marauder was theoretically laying the groundwork for more advanced energy production, namely some kind of fusion reactor, powering the weapon proved costly. Enter your email address and we will send you instructions to reset your password if there is an account for that email. Privacy Policy. Plasma gets more electrically conductive as it heats up, and your bullet stays in the barrel so little time, the plasma won't conduct much heat to the bullet. It was Motivated by RACE, though I don't know if that's enough to be an off shoot. The Railgun - SP's Naval Forces On impact, the electrode is pushed back into the power supply and the carrier gas is released through the nozzle created on impact. I'm asking from a viewpoint using known physics and materials, but pushing those limits to a realistic maximum even if such a design is not yet practical. Because of this, these devices have applications in magnetic confinement fusion (MCF), magneto-inertial fusion (MIF), high energy density physics research (HEDP), laboratory astrophysics, and as a plasma propulsion engine for spacecraft. [1] The Marauder uses the same principle in firing the weapon, but instead of the slug, Marauders projectile is superheated, donut-shaped ionized gas particles: plasma. Did the Golden Gate Bridge 'flatten' under the weight of 300,000 people in 1987? http://www.navweaps.com/Weapons/WNUS_Rail_Gun.php. Finally, you should see that I've been looking at coilguns, not railguns here. Or can it simply generate plasma on discharge? The post Marauder was the US militarys first plasma railgun and it might have worked appeared first on We Are The Mighty. This is actually a design for a true plasma weapon that fires a bolt of magnetically contained plasma. [duplicate], fire a self-contained ring of plasma in open air, Picture of a historical neon discharge tube, Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. Linear plasma railguns place extreme demands on their insulators, as they must be an electrically insulating, plasma-facing vacuum component which can withstand both thermal and acoustic shocks. The rest can be found here: @JDugosz Thanks for calling that outthat was edited in by someone else, I fixed it. Please wait while we submit your question/message. Which means that I am in the potentially unique situation of being able to tell you that yes, they went out of their way to name it Marauder because it took us far too long to find a word that worked, we spent two hours fiddling with syllables to get stuff that fit (Direct Energy Railgun gives der). This thesis discusses the design and characterization of a small coaxial plasma railgun intended to accelerate argon-helium plasma jets. A traditional railgun uses electromagnetic forces to drive a solid metal projectile slug to superspeeds. Linear railguns consist of two flat plate electrodes separated by insulating spacers and accelerate sheet armatures. In a plasma railgun, the armature and ejected projectile consist of hot, ionized, gas-like particles heated by a very high temperature. This current generates a magnetic field which propels the plasma forward. In order to use RunSignup, your browser must accept cookies. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. | As fascinating of a topic as the research may be, the more important question is whether they went out of their way to make the project acronym marauder, or if it was just a fortunate coincidence that it ended up as that? one report published just over a decade after, Marauder was the US militarys first plasma railgun and it might have worked. Is it possible for a spheromak to maintain itself at high speeds under atmospheric conditions? If you have any questions about this race, click the button below. Beneath that you have fabric mesh surrounding the vehicle's inner hull that is tear resistant and some sort of self repair that will auto-fill any hole that is made. A plasma railgun is a linear accelerator which, like a projectile railgun, uses two long parallel electrodes to accelerate a "sliding short" armature. Have bigger trouble hitting small target. Experiments aimed to further the understanding of these interactions require the generation of plasmas with specified properties at very high velocities. Developed by Phillips Laboratory. For a rough idea, you can use Luke Campbell's approximation for coilgun performance, which basically imagines the gun as a tube of energy in the form of the magnetic field, which is swept out by a projectile that turns it into kinetic energy. The PPRO1 Plasma Thermal Gun utilizes the electrothermal energy obtained from vaporizing a metallic material, creating a pressure wave of sufficient magnitude to cause a projectile to accelerate to ballistic velocities. Its rugged terrain includes the rushing waters of Partridge Brook and a mixed forest of hemlock, sugar maple, red oak, and basswood. The plasma is confined between the bullet and the magnetic field pushing on it. Working backwards, this gives us a maximum kinetic energy of ~35MJ and so a maximum muzzle velocity of 18km/s, regardless of anything else about our gun. The United States is playing catch up in this area of weapons development at least it is in public. Plasmas are used in many everyday objects such as fluorescent lights, but some of the physics of plasmas are still not entirely understood. the #1 use for a weapon like this would most likely be ballistic missile defense, shooting down ICBMs or other strategic weapons. Your message was posted to Facebook. project marauder plasma railguns Presumably the induction magnets would be the entire length of the barrel, so it can accelerate for longer. Read how we use cookies and how you can control them by visiting our Privacy Policy. Why is it shorter than a normal address? Modern Science generally acknowledges that a donut-shape is the best shape for containing Plasma. More or less a tiny flash as the projectile is destroyed? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. But the muzzle velocity is sqrt(2 * barrelLength * acceleration). Ruth C. Warwick Preserve - nature.org It's a very slow particle beam in practice with ~8 millimeters of range in air if proton and ~10 if alpha particle. Please complete the following survey to help us better understand your race experience. It only takes a minute to sign up. this region. Did you mean to type At these magnetic field strengths (100T is currently achievable on the relevant timescale), you can exert enough force to crush most solid objects. That speed makes it about 2,394 m/s. Episode about a group who book passage on a space ship controlled by an AI, who turns out to be a human who can't leave his ship? What is the symbol (which looks similar to an equals sign) called? Agm is extremely professional we needed to expand our property to accommodate an RV and relieve a drainage problem next to our garage! You can start for free today! What are your thoughts on Project MARAUDER? : IsaacArthur - Reddit To manage or opt-out of receiving cookies, please visit our. Electrokinetic, Coil, Rail and Plasma Guns - amazing1.com [1], Magneto-inertial fusion seeks to implode a magnetized D-T fusion target using a spherically symmetric, collapsing, conducting liner. Session ID: 2023-04-28:2c6aaeebb2aaad3ad105949e Player Element ID: vjs_video_3. What is a realistic maximum velocity of a coilgun round from a 100 m barrel? If we magically start it off at 0K, we can see that it can absorb no more than 180kJ. A bigger projectile yields a higher payload, so a rifle-mounted tank buster could be devised. Interpreting non-statistically significant results: Do we have "no evidence" or "insufficient evidence" to reject the null? Picture of a historical neon discharge tube by Pslawinski. One way to do this would be by using superconducting coils and heat them to drop the superconductivity (sometimes known as a quench gun) but that'll turn the field energy into heat, and lots of it. 'Marauder' was the US military's first plasma railgun - and it might Obviously, your story, your hands to wave, but this stuff is important to remember if you want a hard-ish scifi setting. What is a realistic maximum velocity of a coilgun round from a 100 m Project MARAUDER was a coaxial railgun that shot plasma donuts that exploded (I think) on impact and also caused an emp discharge. Description Evading railgun fire |. What is Wario dropping at the end of Super Mario Land 2 and why? Marauder - Wikipedia Now THERE is a coil gun. The railgun will be used for the study of plasma shocks in jet collisions. Sogive us a quarter of your tail then? BATH, Maine The U.S. Navy has pulled the plug, for now, on a futuristic weapon that fires projectiles at up to seven times the speed of sound using electricity. Resources for Engineering Students | Little is known about it after 1993 because it swiftly Classified Status. A coaxial railgun has one rail as a cylindrical shell encircling the other rail. You cannot get anything better unless you use magical materials, or magical ultra-efficient coilguns (and this example is already quite magical). In December 1998, TNC accepted a donation of 68 acres from Ann Fisher; this addition increased the size of the preserve to 104 acres. This website uses cookies to enhance your experience and analyze performance and traffic on our website. The best answers are voted up and rise to the top, Not the answer you're looking for? The preserve is located on Butterfield Hill in a quiet part of southwestern New Hampshire, not far from the Connecticut River. While currently, there are bans on orbital anti-ICBM weaponry, a MARAUDER-armed satellite could probably be an extremely effective Anti-ICBM weapon. The problem is that everything is classified so we have no way to know if it is to hide a viable weapon or to keep the enemy guessing and thus spending money to find a way to counter it or create their own. Plasma is good against EVERYTHING - Hull AND shield - with big damage (with few exception), but since the travel time is slow, effective range is poor. Of course, you could do much better than a puny 400km/s with a laser-pushed ablator because you can maintain the acceleration till you hit the target. To get the 1.2GJ we want for our 100km/s super-coilgun, we'd need the projectile to sweep out ~0.074m3, which for a 20mm projectile works out as a barrel that's 236m long. Basically, the Marauder was everything an army could possibly hope for in the area of field artillery: an ultra-fast, super-destructive gun whose ammunition was only limited to how much power the army could produce for it. Charitable Solicitation Disclosures I still see them. Learn how and when to remove this template message, Conceptual Design Description of a CT Fueler for JT-60U, 35th European Physical Society Conference on Plasma Physics, Support to Survivability/Vulnerability Program, "Quasistatic compression of a compact torus", "Compact toroid dynamics in the Compact Toroid Injection Experiment", Compact Torus Accelerator Driven Inertial Confinement Fusion Power Plant, Innovative Confinement Concepts Workshops (ICC), "A Contoured Gap Coaxial Plasma Gun with Injected Plasma Armature", https://en.wikipedia.org/w/index.php?title=Plasma_railgun&oldid=1151052028, Compact Toroid Injection Experiment (CTIX), Pulsed High Density Fusion Experiment (PHD), This page was last edited on 21 April 2023, at 16:16. This means that railguns have scaling problems you can't shoot them too much before the rails need replacing, and the rail damage goes up with muzzle velocity so you may find a railgun that works just fine at 3km/s (at least for a little while) will be wrecked at 10km/s and explode violently at 30km/s. You can now heat it up by more like 3MJ/kg instead of 900kJ/kg. MARAUDER: Magnetically Accelerated Ring to Achieve Ultra-High Directed Energy and Radiation, TL: DR, an American project from the 1990's where they build a coaxial plasma railgun, which uses plasma as a KINETIC weapon, accelerating a Torus (a ring) of 0.5-2 milligrams of plasma to relativistic speeds, 1-3% the speed of light, 3000-10,000 km/s. Marauder, marauders, The Marauder, or The Marauders may refer to: Language links are at the top of the page across from the title. The Navy spent more than a . Both are from Wikipedia. Get text updates from The Nature Conservancy: Purple Trillium at the Warwick Preserve in Westmoreland, New Hampshire, [{"countryCode":"hkg","countryName":"Hong Kong"},{"countryCode":"ury","countryName":"Uruguay"},{"countryCode":"gab","countryName":"Gabon"},{"countryCode":"ken","countryName":"Kenya"},{"countryCode":"nam","countryName":"Namibia"},{"countryCode":"syc","countryName":"Seychelles"},{"countryCode":"zaf","countryName":"South Africa"},{"countryCode":"tza","countryName":"Tanzania"},{"countryCode":"zmb","countryName":"Zambia"},{"countryCode":"aus","countryName":"Australia"},{"countryCode":"chn","countryName":"China"},{"countryCode":"hkg","countryName":"HongKong"},{"countryCode":"ind","countryName":"India"},{"countryCode":"idn","countryName":"Indoneasia"},{"countryCode":"mng","countryName":"Mongolia"},{"countryCode":"mmr","countryName":"Myanmar"},{"countryCode":"nzl","countryName":"New 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A railgun comprises a pair of parallel conducting rails, along which a sliding armature is accelerated by the electromagnetic effects of a current that flows down one rail, into the armature and then back along the other rail. According to one report published just over a decade after the whole thing went dark, the Marauder program was capable of firing ball lighting bolts that would explode on impact with the force of five pounds of TNT. Forty-foot high rocky outcrops provide views of the river. and from everything I've dug up there's alot of conflicting data about it (some say. projectiles up to 125 miles at 7.5 times the speed of sound, is Bulldog 4 Fun Run/Walk And yes, the magnetic properties of metals tend to go to pot once they melt. Coaxial accelerators use various techniques to mitigate this instability. | Can I use my Coinbase address to receive bitcoin? Mr. Parsons was a perfectionist in his plans he and his crew have done our lawn maintenance for the past 3 years and it looks awesome.
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