Explain the working principle on board ships
WebDec 6, 2024 · 3. Magnetic Compass. The magnetic compass work in conjunction with the magnetic field of the earth and is the essential means of the direction indicating device. It is used to get a planned course for the …
Explain the working principle on board ships
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WebFeb 28, 2024 · Explosimeter is device that is used to determine the content of hydrocarbon in the atmosphere of pump room or tank spaces on ships. The scale used in the explosimeter is marked in terms of lower explosive or flammable limit and as a percentage of the lower limit (LEL). The scale may also be marked in parts per million (p.p.m). WebMar 4, 2024 · The refrigeration plants on merchant vessels play a vital part in carrying refrigerated cargo and provisions for the crew on board. In reefer ships, the temperature of the perishable or temperature sensitive cargo …
WebShip maneuvering and. directional control. A ship is said to be directionally stable if a deviation from a set course increases only while an external force or moment is acting to … WebSince port and starboard never change, they are unambiguous references that are independent of a mariner’s orientation, and, thus, mariners use these nautical terms instead of left and right to avoid confusion. When …
WebMar 29, 2024 · The basic principle of the working of a biological treatment plant is decomposition of the raw sewage. This process is done by aerating the sewage chamber with fresh air. The aerobic bacteria survive on this fresh air and decompose the raw … The passenger ships are broadly categorised in two classes namely: … WebJul 29, 2009 · In this article, we look at the construction and operation of the marine boilers found on both steam-powered and fuel oil powered ships. The steam generation process is explained and important key phrases are defined. The various uses for steam aboard ship are described, and the difference between the water tube and fire tube basic designs in …
WebDec 10, 2012 · Working on board Several hazards are common to all areas of vessels. Insects are very resilient and can be found almost anywhere, rats have been found in …
WebFeb 22, 2024 · Vernier calliper is one of the most used mechanical measuring tools onboard ship. Least count of the vernier calliper is the difference between the values of main scale division and one vernier scale division. Least Count= Value of one main scale division – Value of one vernier scale division. = 1 mm – 9/10 mm = 1 mm – 0.9 mm = 0.1 … the spark overportWebJun 6, 2024 · The overboard discharge valves have their fail-safe as fail-stay position Different Forms of Ballasting and De-ballasting Ballasting or De-ballasting can be done in five following ways: Transferring water between tanks using gravity. Ballasting or De-ballasting tanks from the sea using gravity. Ballasting the tanks using the ballast … the spark of the divineWebIn a refrigeration system, gas at a high PR. P¹, low vol. V¹ & high temp T¹ (35°C to 40°C) is obtained from the compressor. It is allowed to expand slightly & cool in the condenser to a liquid at pressure P², vol. V² & SW … mysipbenefits.comWebMar 8, 2024 · To make it easy for the user, 5 different classes of fire on board ship as per SOLAS. This makes it easy for the crew to act immediately by choosing the correct type of fire extinguisher on a … mysingso beach chair ikeaWebMar 3, 2024 · The modern telemotor system works on the principle of master and slave. It constitutes of two main unit’s “Transmitter” and “Receiver”. ... there can be one of two types of steering gear on board … the spark of resistance by kit sergeantWebTools. An oily water separator ( OWS) (marine) is a piece of equipment specific to the shipping or marine industry. It is used to separate oil and water mixtures into their separate components. This page refers … mysior loginWebApr 21, 2024 · Fresh water is generally produced on board using the evaporation method. There are two things that are available in plenty on ship to produce fresh water –Seawater and heat. Thus fresh water is … mysior margonem