Now we can use formula (2) from post above substituting M with Kt*M = 1.373 * 1 = 1.373, we can in same way use formula (4). To calculate a blast radius for a smaller explosion, obtain an overpressure graph of a smaller explosion. 15 / 10. Shareable Link. See also: Damage Zones after a Nuclear Detonation & "Zoned Approach" to the Response; Damage Zones, Radiation Zones and Likely Rescue Activities after a Nuclear Detonation: Table Select Pipe Size Select Wall Thickness Enter Length Enter Test Pressure Output The total pneumatic test pressure volume is The absolute test pressure in Pascals is The absolute atmospherice pressure in Pascals is 101000 Pa Thermal radiation is non-ionizing . Input Weapon Yield Hawaii (US) is 7.36 times as big as Tsar Bomba Blast Radius. 2 By Michael Wong. Let's calculate shock wave parameters for 1 kg PETN charge placed on the ground. 22mm Canister Grenade. Nuclear Bomb Effects Computer: For various nuclear weapon yields, calculates blast and fallout values, and displays them on a pseudo-slide rule. Nuclear weapons have been dropped on inhabited areas only two times - both . Blast overpressure that characterizes the SD zone is 5-8 psi and greater. It's unclear how wide the North Korean hydrogen bomb's blast radius would stretch, but an online tool can calculate possible outcomes. I had two commando battalions about 35 to 40 km from the blast epicenter which were destroyed. 5 / 15 (5 Meter wide blast of up to 15m) Imagine a huge shogun that shoots tiny darts. Now we can use formula (2) from post above substituting M with Kt*M = 1.373 * 1 = 1.373, we can in same way use formula (4). Use the table at 555.218 to determine the required distance for the storage of blasting agents and ammonium nitrate from inhabited buildings, highways and passenger railways. Potential Impact Radius = 0.69 x square root of the maximum allowable operating pressure of the pipeline in psig x square of the pipeline diameter in inches This formula is also given in the Final Environmental Impact Statement (FEIS), issued by FERC in July, 2017. By Michael Wong. These outputs are approximate, for ease of calculation, and your results may vary. can be used to calculate the energy of explosion ex- pressed in terms of internal energy U and entropy S as follows: In this scheme, CO is not formed preferentially and CO2 is the only oxidation product of carbon. Cratering energy is the energy required to blast out a crater of depth equal to the radius of the asteroid, which should easily result in its catastrophic disruption. Maryland (US) is 8.35 times as big as Tsar Bomba Blast Radius. THE BLAST. Not a pleasant simulator but a great reminder that we need to change the world we live in. It employs pictures, eyewitness accounts, and analysis of the physics. Shape. 22mm Smoke Grenade. To use this online calculator for Radius of circle when area of sector and angle are given, enter Area of Sector (Asec) and Central Angle (θ) and hit the calculate button. 22mm Rifle Grenade. Air blast radius (near-total fatalities) Yield: Y = ( (x/0.28)^3)/1000 with Y in megatons of TNT and x the radius in km. 69 ft : 21 m . Written: 2002-06-03 Last Revised: 2002-06-04 . Commercial/Residential LPG Tank : 2,000 lbs/500 gal . Arc Flash Calculator. Fires would rage everywhere within five miles of ground zero. Q = 3.61 A H %Y. Heat of explosion for PETN is 5.756 MJ/kg so Kt = Qexp/Qtnt = 5.756 / 4.19 = 1.373. NUKEMAP is a mapping mash-up that calculates the effects of the detonation of a nuclear bomb. As per section 501-III-1 (b): Safe Distance (R) = Rs(2TNT)1/3 ... as per equation III-1 from ASME PCC-2 Appendix 501-III. Natural Language; Math Input; Extended Keyboard Examples Upload Random. Within a 6-km (3.7-mile) radius of a 1-megaton bomb, blast waves will produce 180 tonnes of force on the walls of all two-storey buildings, and wind speeds of 255 km/h (158 mph). This calculator can be used to estimate range danger areas when planning the destruction of ammunition by open detonation. You can select a target on any city (over 20,000 people) in the US. HYDESim maps overpressure radii generated by a ground-level detonation; these radii are an indicator of structural damage to buildings. Performances can vary signifi cantly, however, and buildings should be analyzed by qualifi ed parties when possible. These scaling laws are mathematical approximations and are actually very easy to use on your own, but most people prefer the ease of a pre-designed calculator format. Lethal radius is a variable- it depends what you mean! Enter the weight of the explosive in either pounds or kilograms: You'll get an energy in joules, and google will quickly tell you that 4000 joules is about what you'd get from one gram of TNT, so you can convert your tank explosion into an equivalent TNT explosion. The blast radius of the bomb dropped on Hiroshima was about 1.7 miles. 5 / 15 (5 Meter wide blast of up to 15m) Imagine a huge shogun that shoots tiny darts. This calculator is based on the Kingery-Bulmash equations used to model a hemispheric, surface explosion, and should not be used for applications requiring the calculation of values for a spherical burst in the air. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. Square the distance of the blast and multiply it by pi (3.14). The SD zone may have a radius on the order of a 0.5 mile (0.8 km) for a 10 KT detonation. A blast radius is a way of measuring the total impact of a potential security event. Air blast radius (near-total fatalities) Yield: Y = ( (x/0.28)^3)/1000 with Y in megatons of TNT and x the radius in km. For math, science, nutrition, history, geography, engineering, mathematics, linguistics, sports, finance . Created Date: 7/2/2008 11:24:49 AM Air blast radius (near-total fatalities) Yield: Y = ((x/0.28)^3)/1000; Durability From Tanking an explosion. At this distance, the blast wave would last for about three seconds and be accompanied by winds of 200 to 300 miles per hour. Blast Wave Effects Calculator Jean M. Bele Physics Dept., Laboratory for Nuclear Science, MIT The blast model in this website is a simulation showing the destruction damage that the nuclear weapon can inflict on human, structures at the ground-level, low and high altitude . 12 m 160 ft : 48 m Large LPG Tank . 22mm Smoke Grenade. 5 / 5 (5 Meter wide blast of up to 15m) Imagine a huge shotgun shell. This page will calculate blast effects for nuclear weapons of arbitrary yield, based on the scaling laws printed in Carey Sublette's well-known Nuclear Weapons FAQ, with help from Weapon Effects v2.1 -- 21 December 1984 by Horizons Technologies for the Defense Nuclear Agency to compute more accurate tables.. For the purposes of thermal fluence calculations, visibility has been fixed at 12.6 km . 22mm Flachette Grenade. Nuclear Bomb Effects Computer: For various nuclear weapon yields, calculates blast and fallout values, and displays them on a pseudo-slide rule. Use the link below to share a full-text version of this article with your friends and colleagues. Select the Equipment Type from the Drop Down Box. Share sensitive information only on official, secure websites. Here is a sample calculator that you can use in order to find the yield of an explosion, . In general there are many three dimensional layouts to be studied and in each case there can be a Air blast radius (near-total fatalities) Yield: Y = ( (x/0.28)^3)/1000 with Y in megatons of TNT and x the radius in km. radius of hemisphere occupied by combustion products of burned stoichiometric hydrogen-air mixture (m) r sh radius of shock wave (m) r u . Answer (1 of 2): Get a copy of this book published by the US Government The Effects of Nuclear Weapons: Samuel Glasstone: Amazon.com: Books > Most of what has ever been available in the open literature about the effects of nuclear weapons was available in the 1962 and 1964 editions of this gem. Residential structures would be destroyed; high-rises would be at least heavily damaged. 20 megaton nuclear explosion blast radius. How To Relate to Differences.. 4.44 lbf -ft is a small number that can be readily grasped; What about 294,815 lb-ft? Connecticut (US) is 3.73 times as big as Tsar Bomba Blast Radius. This form will calculate blast effects for nuclear weapons of arbitrary yield, based on the scaling laws printed in Carey Sublette's well-known Nuclear Weapons FAQ. of available combustion is 1% for unconfined mass release and 100% for confined vapor release energy participating in blast wave generation. Shrapnel rounds give a lethal radius of 23 m.[2] T. In addition, H2O is always formed at the beginning of the reaction. The fallout is the radioactive products when they settle to the ground some time after the nuclear explosion. Since the value of stored energy is 224,057,795 J the safe distance to be maintained as per this section is 60m. 3.14) = 35532.2512.56 = 2827 square kilometers (*) (*) 2827.4333882308 kilometers, exactly or limited to the precision of this calculator (13 decimal places). People could predict what might unfold in their community if an explosion occurred. Massachusetts (US) is 7.08 times as big as Tsar Bomba Blast Radius. Pressure waves are nearly instantaneous, traveling at the speed of sound. However, the rules above are for explosions happening in mid-air. Calculating the safe distance (R) in accordance with equation below. European Commission . The blast radius would be so big, tens of thousands of people in Liverpool and Leeds would be badly burned and disabled. MISSILEMAP is an interactive data visualization by Alex Wellerstein, an associate professor of Science and Technology Studies in the College of Arts and Letters at the Stevens Institute of Technology . By John Walker Note that pipe and briefcase bombs assume Pressure waves are nearly instantaneous, traveling at the speed of sound. whilst explosions is perfectly useable as a stand-alone calculator in that it provides all the useful properties of a pressure wave resulting from an explosion, it has been designed primarily to provide the input data for calqlata's vents programs that will define the minimum dimensions for vents and apertures for enclosed spaces according to … 100 lbs/25 gal : 45 kg/95 l . Due to the obvious growth in nuclear threat, it's understandable that people would really like to explore the worst-case possibility. From this expression, we can solve for the unknown values of each term. Square the distance of the blast and multiply it by pi (3.14). Asteroid Destruction Calculator. Conventional Explosives Effects Calculator This page will calculate blast effects for conventional explosives of arbitrary weights, based on the scaling laws printed in Carey Sublette's well-known Nuclear Weapons FAQ, with a few additions from the Effects of Nuclear Weapons and curves found via Curve Expert. Therefore, I need an equation that can do that semi-realistically. The engineer needs to calculate the acting forces according to a certain blast scenario, which includes the type and weight of the used explosive, the . 22mm Flachette Grenade. of their use. For example, an explosion of 1000 kilotons (1 megaton yield), it can be found from our calculator that significant local fallout is probable for heights of burst less than about 2,900 feet or 870 meters. About MISSILEMAP. All figures assume optimum burst height. Kinney [6] considers that all of the oxygen is incorpo- Heat of explosion for PETN is 5.756 MJ/kg so Kt = Qexp/Qtnt = 5.756 / 4.19 = 1.373. The fun is in figuring out where to drop a large enough bomb to take out your enemies while keeping you and yours safe and radiation free. By John Walker 5 / 5 (5 Meter wide blast of up to 15m) Imagine a huge shotgun shell. In a 1-km (0.6-mile) radius, the peak pressure is four times that amount, and wind speeds can reach 756 km/h (470 mph). Nuclear Weapon Effects Calculator. Within a 6-km (3.7-mile) radius of a 1-megaton bomb, blast waves would produce 180 metric tons of force on the walls of all two-story buildings, and wind speeds of 255 km . Nukemap calculates blast radius, human death toll and other effects of a nuclear bomb at a given location. A locked padlock) or https:// means you've safely connected to the .gov website. Activity A5 - Blast Simulation Technology Development Calculation of Blast Loads for Application to Structural Components Report EUR 26456 EN. Nuke map calculates the explosion radius, human mortality devastating impact, and other impacts of a nuclear weapon. Note that the displayed rings are "idealized"; that is, no account is taken of terrain, urban density, ground type, weather conditions, and so on. If you do the calculations right, you will conclude that highly compressed . This worksheet uses the property of energy called the heat of combustion or heat of explosion and is expressed in units of kilocalories per gram. This web page will illustrate the effects of nuclear weapons, whether used singularly or in groups. Use this convenient tool to view a sampling of arc flash hazard calculations and the impact of various system changes on arc flash energy levels and personal protective equipment (PPE) requirements. severe damage or collapse following a blast. In a 1-km (0.6-mile) radius, the peak pressure is four times that amount, and wind speeds can reach 756 km/h (470 mph). 15 / 10. Using open-source physics and weapon models, it provides a simplified view of the aftermath of the detonation. Multiply the distance by pi (3. Blast Radius Calculator by tim February 23, 2012 Calculate the effect of a nuclear blast by setting the detonation point and blast yield in this Google Maps application. 0 / 0 Fills and area of 50 hexs with smoke. Multiply the distance by pi (3. For example, imagine an intruder worms their way into a cloud server. The Daily Star website made a "significant inaccuracy" when it reported that the blast radius of a nuclear missile hitting London would be 239 miles when in fact it was 6.9 miles, according to . Air detonations are assumed to detonate at the optimal altitude for maximum impact. Thermal radiation causes third degree burns, meaning anyone within the 11.1km of . Yield (a) See Note Click on selection Scroll to desired Fuel Type then FUEL . This simulator maps the effect of a single nuclear bomb on an individual target. of their use. Contrary to this, techniques to calculate separation from blast wave and fireball after high-pressure hydrogen storage tank rupture in a fire are . MISSILEMAP is designed to make it easy to see the relationship between missile range, accuracy, and warhead size. Learn more. An SUV traveling at 42 mph [68 kph] has this amount of energy; TNT equivalent given as 1 kg TNT* = 4.184 x 106 J [1], or 1 lb TNT* equivalent = 1.4 x 106 lb-ft A source gives 13 metres [1] for 100% lethality. The fireball resulting from the detonation of the Tsar Bomba is estimated at 1.8 miles, with a thermal radiation radius of 47.8 miles. bars (atmospheres) dyn/cm^2 psi. 276 ft : 84 m . Air blast radius (near-total fatalities) Yield: Y = ( (x/0.28)^3)/1000 with Y in megatons of TNT and x the radius in km. No other effects, such as thermal damage or fallout levels, are included in this tool. It is calculated based on bulk property data collated from material testing experiments, and . 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