Q&A

What is the difference between a nuclear submarine and a normal submarine?

What is the difference between a nuclear submarine and a normal submarine?

The main difference between conventional submarines and nuclear submarines is the power generation system. Submarines may carry nuclear fuel for up to 30 years of operation. The only resource that limits the time underwater is the food supply for the crew and maintenance of the vessel.

What is the difference between nuclear and diesel submarine?

The nuclear reactor on board a submarine allows it to operate at high speed for long periods of time with unlimited range. In comparison, diesel submarines operate using electric batteries and can only remain submerged for a few days at slow speed, or a few hours at top speed.

What is the difference between a submarine and a bathyscaphe?

is that submarine is a boat that can go underwater while bathyscaphe is a self-propelled deep-sea diving submersible for exploring the ocean depths, consisting of a crew cabin similar to a bathysphere suspended below a float filled with a buoyant liquid such as petrol.

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What are the three types of submarines in the US Navy?

There are three major types of submarines in the United States Navy: ballistic missile submarines, attack submarines, and cruise missile submarines. All submarines in the U.S. Navy are nuclear-powered.

What is a nuclear submarine and how does it work?

The submarines are powered by onboard nuclear reactors. These produce energy by splitting atoms to create heat, which is then used to make steam for turbines that generate electricity to power propulsion and its internal systems.

Why are nuclear submarines important?

Almost all modern nuclear attack submarines are capable of two basic functions: to attack enemy surface ships and to destroy enemy submarines.

Are nuclear submarines quieter than diesel submarines?

Are nuclear subs quieter? It depends. Diesel-electric subs are quieter while running in electric mode, but must at some point surface or pop up a snorkel to run their diesel engines and recharge the batteries. When the diesel engines are running, these noisier than nuclear-powered subs.

What do nuclear submarines do?

A nuclear submarine has its electricity supplied by a nuclear reactor. “The nuclear reactor is used to heat water, to generate steam,” explains Tony Irwin, technical director at SMR Nuclear Technology. “[The steam] then drives the steam turbine generator, so that produces electric power.”

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What are two differences between the Deepsea Challenger and the Trieste?

Whereas the Trieste took nearly five hours to descend and more than three hours to ascend, the DEEPSEA CHALLENGER reached the bottom in about two and a half hours and returned to the surface in 70 minutes.

What’s the deepest submarine dive?

Trieste is a Swiss-designed, Italian-built deep-diving research bathyscaphe which reached a record depth of about 10,911 metres (35,797 ft) in the Challenger Deep of the Mariana Trench near Guam in the Pacific.

What are the different classes of nuclear submarines?

Nuclear-powered attack submarines

Class Builder Displacement Tonnes
Han class (Type 091) People’s Republic of China 4,500
Los Angeles class (SSN-688) United States 7,000
Rubis class France 2,670
Seawolf class (SSN-21) United States 9,300

What does CVN stand for Navy?

In the United States Navy, these consist of ships commissioned with hull classification symbols CV (aircraft carrier), CVA (attack aircraft carrier), CVB (large aircraft carrier), CVL (light aircraft carrier), CVN (aircraft carrier (nuclear propulsion)).

What is it like to be a nuclear attack submarine?

The fast-paced world of the nuclear attack submarine is the most rewarding for a sailor who wants to travel the world and likes a rush. If something needs to happen quietly, the U.S. Navy sends in the ‘attack’ nuclear submarine, the SSN, a force that is currently made up of Virginia, Seawolf, and Los Angeles class boats.

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How do submarines navigate underwater?

Modern submarines do nearly all of their underwater navigation using a combination of passive sonar and ocean charts. Passive sonar means we are listening for things that are making sounds in the water around us, as opposed to Active sonar which is basically us making a lot of noise in the water, hoping that we hear an echo.

What kind of submarines does the US Navy have?

If something needs to happen quietly, the U.S. Navy sends in the ‘attack’ nuclear submarine, the SSN, a force that is currently made up of Virginia, Seawolf, and Los Angeles class boats. A Los Angeles attack class submarine pulls into port.

Which submarine is used to destroy other ships?

Submarine designed to destroy other ships. HMCS Windsor is an attack submarine. An attack submarine or hunter-killer submarine is a submarine specifically designed for the purpose of attacking and sinking other submarines, surface combatants and merchant vessels.