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  2. Submarine power cable - Wikipedia

    en.wikipedia.org/wiki/Submarine_power_cable

    Most electrical power transmission systems above ground use alternating current (AC), because transformers can easily change voltages as needed (see War of the currents for historical details). High-voltage direct current transmission requires expensive and inefficient converters at each end of a direct current line to interface to an ...

  3. Marine construction - Wikipedia

    en.wikipedia.org/wiki/Marine_construction

    Marine construction is the process of building structures in or adjacent to large bodies of water, usually the sea. These structures can be built for a variety of purposes, including transportation, energy production, and recreation. Marine construction can involve the use of a variety of building materials, predominantly steel and concrete ...

  4. Marine engineering - Wikipedia

    en.wikipedia.org/wiki/Marine_engineering

    Marine construction is the process of building structures in or adjacent to large bodies of water, usually the sea. These structures can be built for a variety of purposes, including transportation, energy production, and recreation. Marine construction can involve the use of a variety of building materials, predominantly steel and concrete ...

  5. Electro-technical officer - Wikipedia

    en.wikipedia.org/wiki/Electro-technical_officer

    This was enacted to make modern Electrical Engineers competent to understand the more complex and sophisticated electrical systems that are emerging. [ 7 ] On larger vessels such as cruise ships or specialized offshore DP vessels, [ 4 ] Electro-Technical Officers can have ranks within their profession, such position names include, lead ETO ...

  6. Offshore construction - Wikipedia

    en.wikipedia.org/wiki/Offshore_construction

    Offshore construction is the installation of structures and facilities in a marine environment, usually for the production and transmission of electricity, oil, gas and other resources. It is also called maritime engineering. Construction and pre-commissioning is typically performed as much as possible onshore.

  7. Submarine communications cable - Wikipedia

    en.wikipedia.org/wiki/Submarine_communications_cable

    From the 1850s until 1911, British submarine cable systems dominated the most important market, the North Atlantic Ocean. The British had both supply side and demand side advantages. In terms of supply, Britain had entrepreneurs willing to put forth enormous amounts of capital necessary to build, lay and maintain these cables.

  8. Guy-wire - Wikipedia

    en.wikipedia.org/wiki/Guy-wire

    A sailboat's mast is supported by shrouds (side-to-side) and stays (fore-and-aft) – nautical equivalents of guy wires.. A guy-wire, guy-line, guy-rope, down guy, or stay, also called simply a guy, is a tensioned cable designed to add stability to a freestanding structure.

  9. Underwater construction - Wikipedia

    en.wikipedia.org/wiki/Underwater_construction

    Underwater construction is industrial construction in an underwater environment. It is a part of the marine construction industry. [1] It can involve the use of a variety of building materials, mainly concrete and steel. There is often, but not necessarily, a significant component of commercial diving involved.