Boiler Blow-Down Produre for Marine Boilers - Marine Insight
网页2021年7月25日 · Open the boiler vent plug which will allow natural cooling at atmospheric pressure. Ensure the overboard valve (non-return) is functioning properly so that no seawater can enter the boiler pipeline else it will create a vacuum due to sudden steam cooling leading to a pipe burst.
Section 4 Scuppers and sanitary discharges - IMORULES
网页The valve is to be controlled from a position adjacent to the hopper and provided with an open/shut indicator. The valve is to be kept closed when not in use, and a suitable notice displayed at the valve operating position.
Section 2 Ship side valves - IMORULES
网页Section 2 Ship side valves. Parent topic: Chapter 2 All Yachts. 2.1 General. 2.1.1 Ship side valves are generally to be in accordance with Pt 15, Ch 2, 3 Shell valves and fittings (other than those on scuppers and sanitary discharges), but other materials may be considered.
What Are Ship Bottom Plugs Or Dock Plugs? - Marine Insight
网页2022年8月19日 · A ship bottom plug or docking plug is a kind of openable tight stopper arrangement that covers the opening outlets for water or residual egress in the bottom parts of the hull structure. The plug has a tightly fitted metal lid that can be opened and plugged back into the opening outlets when required.
Section 2 Construction and installation - IMORULES
网页2.5.2 Valves for ship-side applications are to be installed such that the section of piping immediately inboard of the valve can be removed without affecting the watertight integrity of the hull. 2.5.3 Distance pieces of short, rigid construction, and made of approved material, may be fitted between the valves and shell plating.
Ship side valve Functions, Definitions and Specification
网页2017年11月6日 · The side flaps ensure the sealed integrity of the shell and the internal working sea tube from the sea. Operation of the valves allows maintenance of pipeline equipment. They are used to prevent the ingress of water into the compartments after a failure in a pipeline or equipment. Therefore, the valves must provide a …
网页They are intended to cover the design and installation of plastic pipes, both with and without reinforcement, in either essential or non-essential systems, inboard of the shipside valves. 1.2.2 These guidelines are intended to comply with existing SOLAS regulations, MSC circulars, or other equivalent international criteria. 1.2.3 Thes...
10 Valves Used in Ship Building and Maintenance - Dante Valve …
网页2023年5月15日 · Let’s explore each of the types of valves and their applications for naval vessels. Globe Valves. Primarily used for throttling and regulating the flow of fluid in pipelines. They feature a movable plug or disk that adjusts the flow rate. These types of valves are typically used in cooling water, fuel oil, and steam systems. Advantages:
IS 4-2011: Flooding risk to machinery spaces of floating... - HSE
网页Shipside valves ensure the watertight integrity of the hull and internal pipe work from the sea. Operation of the valves allows maintenance on pipe work and equipment....
网页Storm valve is used in shipside applications, as a self closing check valve and is multiturn operated.
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