Hapag-Lloyd puts LNG-retrofitted boxship back into service

Neo-panamax containership redeployed as freight market booms but further trials needed before it runs on gas

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Management method of ship machinery parts and equipment

Establish domestic ship repair shop files, review the annual repair plans provided by each ship based on the equipment management strategy, formulate the company's quarterly and annual ship repair plans, ship repair cost budget plans, prepare annual ship repair plans, and follow up implementation;

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What is the cause of the burning of the connecting rod of the marine diesel engine

Netizens asked; what is the reason for the burning of the connecting rod of the marine diesel engine?

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Which ship is the special ship?

LPG, LNG, chemical tankers, cement ships, semi-submersible ships, livestock ships, special operation ships (seismic exploration, ocean exploration, aviation monitoring), scientific research ships, ro-ro passenger ships, etc.

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Marine accessories: How to detect the noise of marine gearboxes, friction plates and other faults?

The following is about marine accessories: the knowledge of marine gearbox fault detection, I hope it will be helpful to everyone.

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The Ballast Water Convention officially entered into force in my country

On January 11, 2019, the China Maritime Safety Administration issued a notice on the "Measures for Supervision and Administration of Ship Ballast Water and Sediment Management (Trial)".

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Piston skirt copper ring: the effect of the piston ring and the structure of the piston ring

Piston skirt copper ring diesel engine piston is one of the key parts in the diesel engine. It forms a piston group with piston ring, cylinder liner and other parts, and forms the engine combustion chamber with cylinder head. It bears the interaction force of natural gas and according to the cylinder The sleeve and the crankshaft connecting rod send the driving force to the engine crankshaft for the whole process of the internal combustion diesel engine.

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Copper sleeve: comparison of wear resistance of different materials of copper sleeve

Copper sleeves In terms of wear resistance, steel sleeves are more wear-resistant than copper sleeves, but there are few steel sleeves actually used, which will quickly wear the shaft. Generally, when the bush-type sliding bearing is used in the design, two materials are used for the shaft and the sleeve. Since the shaft is rotating and the bearing bush is fixed, friction will inevitably occur during the rotation, which will cause the wear of the shaft and the bearing bush.

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