What propels a cruise ship?

Cruise ships use either gas turbines, diesel-electric or diesel engines for propulsion and electric power. Diesel engines are the most traditional type. With this type of engine, the diesel fuels the pistons and crankshaft, which attaches to the propeller and ultimately moves the ship forward.



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New cruise ships feature diesel electric propulsion. So rather than being connected to the propeller shafts, the main engines are connected to large generators in order to produce electricity. This electricity is sent to electric motors, which powers the propellers and moves the ship.

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Modern cruise ships use either gas turbine or diesel electric engines as their power source for propulsion, as well as for the ship's systems. The larger the cruise ship, the greater the demand for electrical power.

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Stabilization systems, weather and hazard detection systems, ballast tanks, and maintaining a balanced, low center of gravity all help to keep cruise ships upright. These efforts also help keep cruise ships stable so passengers and crew members enjoy a far more comfortable onboard experience.

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Cruise ships release large amounts of harmful gas emissions, contributing significantly to air pollution and global warming. Air pollutants like nitrogen oxide and sulfur from cruise ships pollute the air and contribute to respiratory problems.

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Cruise ships make their own drinking water. It's unsurprising since they're constantly surrounded by sea water – they use either steam evaporation or reverse osmosis processes to desalinate the water before minerals and chlorine are added. It's the same as a home filtration system, only significantly larger.

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Some of the engines are always running, since the ship always needs power. Most of them are off in port, since we don't need propulsion (unless it's a tender port) and power demand is low due to most people being off the ship.

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Shipboard potable water (drinking, bathing, whirlpools, etc.) either comes from a shoreside water treatment plant or is generated on board from seawater via Reverse Osmosis systems or Evaporators.

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The amount of experience, the level of education, the grades they received, location, and company all can determine the year's salary. In general, a cruise ship captain salary ranges between $54,000 and more than $100,000. This may seem like a low pay scale considering the responsibilities that come with the job.

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These massive vessels can consume power up to about 50,000 horsepower. One horsepower on these ships equals 746 watts. Engines are designed to move large propellers or produce enough diverted electricity to drive the propellers.

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A medium-sized cruise ship requires between 4.5 and 7 Megawatts. A ship of the super-large generation even consumes around 10 Megawatts. … both cruise ships and ports must be equipped with the appropriate technology to accommodate shore power.

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Cruise ship tap water in your stateroom is perfectly safe to drink. It likely won't be as cold as the water you'd get in the restaurants or from the dispensers around the ship, and since it isn't filtered as heavily it may not taste the same, but there's nothing wrong with it.

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The answer is that cruise ships always have access to fresh water that's obtained through several different techniques. For instance, some of the more modern and sizable cruise ships produce their own fresh water onboard via a desalination plant.

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When a toilet is flushed on a cruise ship, the sewage travels to the onboard treatment plant. Here the waste is filtered before it enters an aeration chamber. The aeration chamber cleans the waste. It is then sterilized using UV light and released into the ocean when clean enough to do so.

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There is no longer any doubt that land-based vacations, even with plane and car travel, are overwhelmingly less polluting than getting on a cruise ship.

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Cruise ships are only permitted to release human wastewater that has been heavily treated. Solid waste is also treated and dehydrated but not released into any open body of water. Instead, it is disposed of through standard, onshore waste disposal methods once the cruise ship is in port.

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Are cruise ships safe? Let's cut right to the chase: Yes, cruise ships are generally safe as long as you use common sense and remember that vessels are not impervious to accidents, illness or people who just don't know how to behave.

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How much of a cruise ship sits underwater ranges from 20 to 31 feet, depending on the size of the vessel. However, the safety and stability of a cruise ship aren't due to the depth that it's submerged, but rather a combination of factors such as the shape of the hull.

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Midship cabins The big allure of a midship cabin is its stability. You won't feel the rocking of the sea in a midship cabin nearly as much as you will in a cabin toward the front or back of a vessel. This is because ships are like teeter-totters. They pitch forward and back around a central axis that barely moves.

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