Ammanichanda
@Arkasiraee • 5,374 subscribers
Industrial Systems | Energy | Technology | Defense Systems 7 minute deep dives in the Highlights Section
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What you are looking at is, An electric arc furnace is one of the few machines on Earth that deliberately creates controlled lightning. Three graphite electrodes, each weighing 1-2 tonnes, carry up to 150,000 amps, generating an electric arc approaching 4,000°C while melting hundreds of tonnes of steel at around 1,650°C. A single electric arc furnace can pull up to 300 MW of power, enough electricity to power roughly 265,000 homes, yet it concentrates that same energy into a few metres of space to create a controlled 4,000°C electric arc. The graphite electrodes slowly consume themselves every heat, while hydraulic controls continuously adjust their position to keep the arc stable as the scrap collapses beneath them. The real engineering challenge isn't creating the heat. It's keeping the furnace alive. Behind the arc sits a lining of MgO-C refractory bricks and water-cooled panels, designed to survive relentless thermal shock, chemical attack from molten slag, and temperatures that would destroy ordinary materials in seconds. A modern ultra-high-power electric arc furnace costs roughly $50-85 million, while a complete EAF steel plant can exceed $1 billion. What looks like an old dusty factory with glowing molten steel is actually one of the most advanced industrial systems on Earth, Billion-dollar machines combining extreme electricity, materials science, and automation to produce the steel that powers modern economies. 🎥anshanjusthigh
Ammanichanda268,116 Aufrufe • vor 3 Tagen
This is the eye of a missile built before GPS and artificial intelligence. This is the laser seeker head from an AGM-65C/E Maverick, a precision air-to-ground missile that entered service in the early 1970s. Behind this small optical window is a complete guidance system designed to find and track a target using nothing but reflected laser energy. The missile itself does not know where the target is even when fired. A laser designator illuminates the target, the seeker detects the reflected laser signal, and Hidden inside the seeker is a precision gyro spinning at 24,000+ RPM, stabilising the optics so the missile could keep tracking a tiny reflected laser spot through vibration, acceleration, and supersonic flight. Built in an era of analog electronics, the seeker had to process signals, maintain optical alignment, and guide a missile travelling around Mach 1.2 without modern processors, GPS, or digital imaging systems. An AGM-65 Maverick cost an incredible $20,000-40,000 in 1970s production and became one of the most widely used precision strike weapons in aviation history. What looks like a small optical assembly is actually a mechanical and electronic eye that gave aircraft the ability to hit targets from kilometres away with unprecedented accuracy decades before today’s smart beyond visual range missiles. 🎥tonyturi
Ammanichanda254,582 Aufrufe • vor 4 Tagen
A Pratt & Whitney F100 turbofan is one of the most successful fighter jet engines ever built. First run was in 1972, it still powers the F-15 and F-16 more than 50 years later. Over 7,200 engines have been built, collectively logging 32+ million flight hours. At full afterburner, it produces up to 129 kN or 29,000 lb of thrust while burning roughly 800-900 litres of jet fuel every minute. The afterburner, it's a second combustion stage that ignites fuel in the exhaust stream to generate maximum combat thrust. This test cell isn't checking if the engine starts. It's measuring vibration, temperatures, pressures, fuel flow, and thrust while a machine producing 29,000 pounds of force is bolted to the ground. What here looks like a routine engine test is actually one of the most demanding demonstrations of precision engineering in aerospace, Each brand new F100 engine is worth roughly $5-8 million, reflecting five decades of continuous refinement in fighter propulsion. 🎥kaydenh0dge
Ammanichanda123,768 Aufrufe • vor 6 Tagen
Formula 1 pistons are Forged from ultra light high strength Aluminum alloys like 2618 grade racing alloys, then coated with thermal barrier and anti friction surface treatments, each piston is designed to survive combustion temperatures and inertial loads that would destroy conventional engine components within seconds. At around 20,000 RPM, the piston is reversing direction roughly 333 times per second, meaning it is constantly accelerating and decelerating under combustion pressures while experiencing peak inertial loads in the range of 10,000-15,000 g equivalents in high performance racing conditions. Each piston in a Formula 1 spec engine can cost roughly $3,000 to $7,000 per unit, not because of material alone, but because of the machining precision, weight balancing, and microscopic tolerance control required to keep it stable at that frequency. What makes it remarkable is not that it moves fast, but that it survives repeated directional failure hundreds of times every second without breaking apart for 5000+kms or extreme racing. 📹The AutoLife
Ammanichanda254,577 Aufrufe • vor 13 Tagen
One of the most underrated marvels in semiconductor fabs is the vacuum pump. A high end dry vacuum pump can spin at 90,000 RPM, operate 24/7 for years, maintain ultra clean vacuum environments, survive corrosive process gases, and hold tolerances measured in microns. These Turbo Molecular Vacuum Pumps cost $10,000 to $25,000+ per unit. Without them, there are no chips, no AI GPUs, no smartphones. The semiconductor industry isn't just about EUV lithography. It's also about thousands of invisible engineering masterpieces quietly running in the background. Video Source :- Leon Li-666
Ammanichanda547,784 Aufrufe • vor 1 Monat
A rare insight into the working of the radio proximity fuze developed and used during World War II, 1944 with key contributions from General Electric. Inside the cutaway, the system reveals a miniature radar set powered by a fragile glass electrolyte ampoule that shattered under launch acceleration, activating the battery and bringing the fuze online in flight. Once armed, it emitted a continuous radio signal and measured reflections from nearby targets, triggering detonation when an aircraft entered roughly the 20 to 70 foot range, where fragmentation effects were most effective. It costed about 18 to 20 dollars per unit in 1945 at wartime production scale, that still feels strikingly advanced even 75+ years later. Video Source:- Inert Ordnance
Ammanichanda504,235 Aufrufe • vor 1 Monat
One of the most underrated marvels of World War II was the torpedo guidance gyro. A high precision torpedo gyro could spin at 20,000+ RPM, maintain directional stability underwater for miles, survive violent launch loads, and keep a weapon on course using purely mechanical control systems built to tolerances measured in thousandths of an inch. The Mark 14 torpedo that carried these systems cost over $10,000+ per unit in the 1940s. Designed on drafting tables and manufactured with engine lathes, jig borers, and manual milling machines, all without CAD, simulation software, or CNC machining. Without them, the US submarine campaign that crippled Japan's merchant fleet would not have been possible. World War II wasn't just won by ships and aircraft. It was also won by thousands of invisible engineering masterpieces. Video Source:- Inert Ordnance
Ammanichanda89,845 Aufrufe • vor 24 Tagen
A rare insight into the AN/PRC-10 field radio used in Korea and early Vietnam war, mainly built by General Electric. A 1950s vacuum tube man-pack system, fully assembled and wired by hand, built around 16 subminiature vacuum tubes with no semiconductors, no digital control, and no onboard computation. To operate, it required a stacked multi voltage battery system producing 1.5V, 6V, 67.5V and 135V simultaneously, just to keep analog amplification and RF stages stable in field conditions. For scale, a modern smartphone battery like an iPhone stores roughly 10 to 12 watt hours of energy in a compact lithium cell. The PRC-10 was operating with far lower usable power output, around 1 watt of transmission power, but in a completely discrete high voltage analog architecture. Each unit costed roughly $300 to $430 in 1950s terms, about $4K to $5K today, not because of electronics complexity in the modern sense, but because every radio had to be individually hand calibrated for frequency stability and field reliability all built by hand. In practice, systems like this gave US infantry units reliable 5 to 12 km communication in terrain where coordination with artillery and manoeuvre units directly influenced survival outcomes. What looks like simple battlefield equipment today was a fully hand built analog communication system that carried command decisions across entire units in real time. 🎥Biofab138
Ammanichanda37,972 Aufrufe • vor 10 Tagen
One of the most extreme piston engines ever built is the Pratt & Whitney R4360 Wasp Major. A 28 cylinder, four row radial engine producing 3,000 Hp in early variants and over 4,000+ Hp in later iterations from 71 liters of displacement. R-4360 Wasp burnt 25.5-26.5 liters per minute per engine at takeoff It was developed during World War II for long range heavy bombers, but by the time it reached full operational maturity, the war had already ended. Instead of CAD or computational simulation, it was designed entirely using slide rules, hand drafted blueprints, and physical prototyping, where every thermal and structural constraint was solved experimentally. This Engine costed $35,000 - $50,000 per engine back in 1944-45 USD. This engine marks the final peak of piston propulsion, built at the edge of manufacturable complexity before the jet age made it obsolete. Video Source :- MaxwellDebun
Ammanichanda68,058 Aufrufe • vor 29 Tagen
The R-60 missile entered service in 1974, developed in the Soviet Union during the late Cold War for close-range dogfight superiority. It used a passive infrared seeker early heat-seeking guidance, compact solid-fuel rocket motor, and very light airframe to achieve high agility and allow multiple missile carriage per aircraft. Source:- Inert Ordnance
Ammanichanda39,910 Aufrufe • vor 1 Monat
A rare insight into the stabilisation system of the Nike Ajax missile, deployed in the early Cold War around 1954 as part of the first operational radar-guided air defense network. Inside the guidance unit, the core was a high-speed mechanical gyro assembly spinning at roughly 20,000-30,000 RPM, using precision-machined rotors and air or fluid bearings to maintain inertial reference under extreme launch vibration. This gyro did not guide the missile directly, it acted as the stable reference frame that converted ground radar commands into precise attitude corrections. The missile itself used a powerful solid booster followed by a liquid sustainer, with cost per unit estimated in the $20,000, 1950s production scale for a system that could engage targets at 45 kms Video Source:- Inert Ordnance
Ammanichanda21,943 Aufrufe • vor 1 Monat
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