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The main causes of mechanical seal leakage and the way to extend the service life of mechanical seals
Ⅰ.The main causes of mechanical seal leakage 1. Wear on the end faces of the dynamic and static rings leads to mechanical seal leakage. 2. Unstable process conditions and improper…
Understanding your sea
Ms. Flower Liu (anonym), a postgraduate student and also the wife of Alone Ma (anonym), Alone is Chief engineer of the bulk cargo. I get the opportunity to be boarded the “MV Strong” vessel (anonym) to…
What is meaning of steel marked symbols A, B, C, and D on propellers?
The A, B, C, and D markings on the body of propeller blades are key technical symbols which indicates permeate the entire process of propeller design, production, assembly, and maintenance…
Common faults and solutions for marine engines
1.Engine Oil Consumption (Excessive Oil Consumption) Causes: Worn or scored cylinder liners and piston rings, resulting in poor sealing. Aging valve stem seals or worn valve guides, allowing oil to…
Superintendent and his “home” on the sea
In the Yellow Sea of China, the 10,000-ton giant ship “MV luckin ” ( anonym) is sailing. Deep in the engine room, diesel engines roar, and pipelines crisscross, the going-to-retire…
Global strategy & Embracing AI & Independent Innovation: South Korea Strives to Maintain Global Competitiveness
— A Review of the Development Characteristics of South Korea’s Shipbuilding Industry in 2025
Basic knowledge of marine engine, gearbox and propeller matching
In marine propulsion systems, the proper matching of the engine, gearbox (reduction gear) and propeller is crucial. It directly affects the marine power performance, fuel economy, speed and service life.
Maintain marine diesel engines
In engine power systems, diesel engines have become the preferred auxiliary power unit for most ships worldwide, due to excellent durability, strong torque, low maintenance costs and greater fuel safety.
Brief Analysis of MAN B&W ME and Wärtsilä RT-flex EFI Main Engines
In the modern ship propulsion & power field, the two major EFI Main Engine, MAN B&W ME and Wärtsilä RT-flex, have attracted much attention.
Санкции и «Теневая флотилия»
В последнее время на международном рынке танкеров продолжает расширяться так называемая «теневая флотилия». Одновременно обостряется проблема утилизации судов, подпадающих под санкции, что вызывает
Sanctions and Shadow Fleet
The “Shadow Fleet”expands continuously in the International Tanker Market.Meanwhile, the problem of dismantling sanctioned ships has become increasingly prominent,causing the industry to have deep concerns about safety and environmental risks.
Морской двигатель против наземного двигателя: всесторонние различия от “рождения” до “службы”
Ⅰ Введение Основное различие между двигателями для кораблей и наземными двигателями не в их мощности, а в способности к адаптации к условиям окружающей среды и соответствии требованиям