- How do you pressurize a submarine?
- How do submarines get air?
- How deep can a ww2 submarine go?
- Has anyone survived a submarine sinking?
- How deep can submarines go in the ocean?
- What happens if a submarine goes too deep?
- What is the longest a submarine has stayed submerged?
- Do submarines have WiFi?
- Are submarines faster than ships?
- How do submarines keep water out?
- Does a submarine swim?
- Why do submarines not get crushed?
- How do submarine engines get air?
- How deep can a human dive before being crushed?
- How thick is the glass in a submarine?
- Can a submarine survive a tsunami?
- Do you feel pressure in a submarine?
- Do you have to equalize in a submarine?
- How thick is a submarine hull?
- How deep is the USS Thresher?
- Can you exit a submarine underwater?
How do you pressurize a submarine?
Submarines use compressed air for numerous things.
As air is used, pressure goes up.
The air banks are then charged again from ambient air in the sub, and pressure goes back down..
How do submarines get air?
Oxygen is supplied either from pressurized tanks, an oxygen generator (which can form oxygen from the electrolysis of water) or some sort of “oxygen canister” that releases oxygen by a very hot chemical reaction. … The carbon dioxide is trapped in the soda lime by a chemical reaction and removed from the air.
How deep can a ww2 submarine go?
World War II German U-boats generally had collapse depths in the range of 200 to 280 metres (660 to 920 feet). Modern nuclear attack submarines like the American Seawolf class are estimated to have a test depth of 490 m (1,600 ft), which would imply (see above) a collapse depth of 730 m (2,400 ft).
Has anyone survived a submarine sinking?
All of the 72 crew made it to the surface but only 15 survived with the rest swept out to sea by the tide and lost. … Of the Soviet submarine’s 69 crew, 34 of those who made the ascent to the surface later died from hypothermia, heart failure or drowning.
How deep can submarines go in the ocean?
800 feetWhat the Navy can tell you is that their submarines can submerge deeper than 800 feet. But they don’t go as deep as the research subs that explore the seafloor.
What happens if a submarine goes too deep?
Originally Answered: What happens when a submarine goes too deep? The pressure outside of the pressure hull overcomes the compression strength of the metal hull and suffer a catastrophic hull breach/collapse and sinks to the bottom.
What is the longest a submarine has stayed submerged?
The longest submerged and unsupported patrol made public is 111 days (57,085 km 30,804 nautical miles) by HM Submarine Warspite (Cdr J. G. F. Cooke RN) in the South Atlantic from 25 November 1982 to 15 March 1983.
Do submarines have WiFi?
Even when a submarine is on the surface, the crew’s access to the internet is severely restricted. … There would be NO allowed personal use of wi-fi or bluetooth within a submarine. The vessel MIGHT have a wired LAN for MWR, protected against signal leakage or intrusion.
Are submarines faster than ships?
A submarine can be faster than a boat. … Nuclear power allows submarines to go faster than surface ships. (This may be true.) The fastest submarine is claimed to be the Soviet K-162, launched in 1969, with a top speed of 44.7 knots (82.8 km/hr).
How do submarines keep water out?
The hull of a standard ship is the metal outside that keeps the water out. Most submarines have two hulls, one inside the other, to help them survive. The outer hull is waterproof, while the inner one (called the pressure hull) is much stronger and resistant to immense water pressure.
Does a submarine swim?
To answer zenyatta on this, no, a submarine does not swim. A sub moves through the water by propulsion not of the body but of an engine. Therefore as a sub does not have any moving parts, it does not swim.
Why do submarines not get crushed?
Because submarines are made of metal, and metal can only withstand a certain amount of pressure before buckling or collapsing, the strength of the metal and the design of the sub determines its ultimate depth limit. In reality, a submarine pilot would never take a sub anywhere near that depth.
How do submarine engines get air?
Oxygen in submarines is produced by putting sea water through a process of electrolysis. Submarines typically have a couple of big oxygen tanks as well, used to quickly raise oxygen concentration if the system fails.
How deep can a human dive before being crushed?
Human bone crushes at about 11159 kg per square inch. This means we’d have to dive to about 35.5 km depth before bone crushes. This is three times as deep as the deepest point in our ocean.
How thick is the glass in a submarine?
The result is that a glass sphere about four-to-six inches (10-15cm) thick should be able to withstand most of the blows of ocean exploration.
Can a submarine survive a tsunami?
Submarines are relatively unaffected by weather or tsunamis when submerged in deep open waters. … However if a submarine has to go shallow or to periscope depth then conditions on the surface become a major concern. Large enough waves can cause a submarine to be pulled (sucked) up to the surface.
Do you feel pressure in a submarine?
Most submarines are pressurised at basically normal atmospheric pressure, like military submarines, so the crew can work and breath just like on the surface, even if they are far underwater. These subs have really strong hulls that are able to keep the enormous water pressure out, even with normal atmosphere inside.
Do you have to equalize in a submarine?
No. The effect on air pressure of the compression of the hull at depth is minimal. There may be a pop when equalizing with the atmosphere prior to opening hatches on the surface. The ability to clear one’s ears (valsalva) is critical to serving on a submarine however.
How thick is a submarine hull?
Making the hull. 4 Steel plates, approximately 2-3 in (5.1-7.6 cm) thick, are obtained from steel manufacturers.
How deep is the USS Thresher?
8,500 feetResting on the ocean floor at a depth of 8,500 feet, the Thresher looks as though it went through a “shredding machine” and is spread out over a mile, University of Rhode Island oceanographer Robert Ballard told The Associated Press in 2013.
Can you exit a submarine underwater?
Actually there lies no reason to come out of a submarine while inside water. However, to get out of the submarine, its inner air pressure is increased to match the constraining outer water pressure. Only then, one can open the gate and get out of it.