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Ship engine (nautical engine): the key ship engine (nautical engine) to boost the power of the ship is okx.com loginone of the key parts of the ship. It powers the ship and transports it to its destination. For commercial shipping, military shipping and recreational ships, a good ship engine is the core of the ship, determining the speed, fuel efficiency and life of the ship. This article will discuss the definition, type, working principle and how to select and maintain the ship engine. What is a ship engine? A ship engine refers to an engine installed on a ship that uses the energy of fuel combustion to drive the crankshaft through the round-trip piston, drive the ship's propeller or water pusher, and provide forward propulsion. It is similar to a car engine, but can withstand longer high-load operation and is usually designed to be water-cooled.Depending on different uses and applications, ship engines can use different types of fuels, such as gasoline, diesel, compressed natural gas and liquefied natural gas. Types of ship engines Common types of ship engines include: diesel engines, gasoline engines, natural gas engines and liquefied petroleum gas engines. Diesel engines are the most common type of ship engine. They are usually more economical and efficient than gasoline engines, and can provide more torque and power at lower speeds. Diesel engines are usually equipped with large cargo ships and passenger ships. Gasoline engines are usually equipped with small ships, speedboats and yachts. Natural gas engines and liquefied petroleum gas engines are more environmentally friendly and economical choices, but they have not been widely used. The working principle of the ship engine The working principle of the ship engine is similar to that of the car engine. However, since the ship's engine needs to run for a long time, it needs to be more durable, reliable and energy-saving.This is because ships need to weather more complex environments and harsher climatic conditions when sailing at sea, so ship engines need to be stronger and durable. The ship engine is composed of combustion chamber, cylinder, piston, crankshaft, connecting rod and valve and other components. The fuel enters the combustion chamber through the nozzle, releases energy in the combustion of the fuel and air mixture, drives the piston movement, and converts it into the rotational movement of the crankshaft, and finally drives the propeller or water pusher forward to push the ship. How to choose and maintain the ship's engine? When choosing a ship engine, many key factors need to be considered, such as the type of the ship, budget, required voyage, usability and environmental performance. When maintaining the ship's engine, it is necessary to regularly replace and clean the air filter, fuel filter and oil filter, and check other important parts, such as crankshafts, connecting rods, valves and lubricants.Ship engines also need to regularly check the ship's electrical system to ensure the normal operation of all electrical components, such as motors, boilers and other electrical equipment. In addition, the ship's engine needs regular maintenance, such as replacing the fuel centrifugal purifier, to ensure that the ship's fuel system is working properly. Summary The ship engine is the core component of the ship, which determines the speed, fuel efficiency and life of the ship. Choosing the right ship engine is crucial to the successful operation of the ship. Regular maintenance of the ship's engine can extend its service life and improve its efficiency.

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