Sewage treatment plant on ships explained Discarding sewage produced onboard on a ship is one of the few tasks on a ship which should be taken utmost care of if one wants to save him and his shipping company from heavy fine. The sewage generated on the ship cannot be stored on the ship for […]
Ballast water treatment technology on ships Considering the great environmental pollution caused by ballast water, the International Convention for Water Control and Management, which was held in 2004, requires all ships using ballast water to apply D-2 Standard or supplement with water treatment in year 2016. Technology in ballast water treatment required by IMO must […]
Teknologi pengolahan air balast di kapal Sistem Ballast adalah salah satu sistem pelayanan dikapal yang mengangkut dan mengisi air ballast. Sistem pompa ballast ditujukan untuk menyesuaikan tingkat kemiringan dan draft kapal, sebagai akibat dari perubahan muatan kapal sehingga stabilitas kapal dapat dipertahankan. Pipa ballast dipasang di tangki ceruk depan dan tangki ceruk belakang (after and […]
List of important and not so famous tanks on ship Fuel oil, diesel oil, and lubricating oil tanks are the names of tanks everyone is aware of. But there are several tanks apart from them which also play an important part in the overall working of the ship. Moreover, there are also tanks of which […]
Ballast operation at sea and ballast exchange requirement When the ship is not carrying cargo or is lightly loaded, sufficient ballast must be carried to ensure that the ship’s stress, stability, draft, trim and propeller immersion is within permissible limits to guarantee the safe handling of the vessel in the prevailing or expected conditions. In […]
How ballast water systems work for ship A ballast water system is essential for the safe operation of a ship, but the operation of these systems causes significant threats to the environment and local economy. What Is a Ballast Water System? A ballast water system allows a ship to pump water in and out of […]
Coupling is a device used to connect two shafts at both ends with the aim of transmitting mechanical power. Couplings usually do not allow separation between the two shafts when operating, but now there are clutches that have limited torque so they can slip or break when the torque limit is passed. The main purpose of the […]
Wet Welding Services Advice on applications and design Completion of wet welding projects Writing and provision of welding procedures Qualification of wet welding procedure specifications (WPS) Qualification of wet welder divers to an appropriate WPS Provision of suitably qualified wet welder divers, supervisors and support personnel Project management and/or support Underwater NDE/NDT Advice on applications […]
Wet Welding Electrodes Hydroweld FS™ Are the industry standard wet welding electrodes where high quality underwater welding is required. These unique electrodes specifically designed to produce high quality welds underwater, in freshwater or brine/seawater, in all positions and on a range of carbon steels and depths of water. Their outstanding user friendly properties and wet welding […]
Peran Sea chest di Kapal Sea chest perannya sebagai lubang pengisapan untuk mensuplai kebutuhan air laut pada eksploitasi kapal. PENDAHULUAN Pada kapal baja maupun kapal kayu yang mempunyai instalasi mesin didalam (type inboard engine) pemakaian kotak laut (sea chest) yang dipasang pada lambung kapal bagian bawah air mutlak diperlukan. Karena dari Sea chest ini semua kebutuhan […]