This article introduces the functions, working principles, and piping layouts of the charge air bypass valve and the exhaust gas bypass valve in the exhaust gas turbocharging system. 1. Pressurized air bypass valve The booster air bypass valve is installed…
This article mainly analyzes the causes, troubleshooting process, wear mechanism, and fault elimination measures of cylinder scoring that occurred during the operation of an MTU396 diesel engine on a certain ship. When the diesel engine was undergoing a test after…
If you want to obtain accurate measurement results for pressure sensors, it is very important to properly zero and calibrate pressure sensors. 1. the principle of zeroing Hey, you know what? Zeroing the pressure sensor means setting its output value…
From the perspective of development history, coating is a very important development direction, in order to understand the importance of coating, we must understand the structure of piston rings. The latest piston ring construction includes a base material, a wear-resistant…
The pressure transmitter should be inspected and prepared before use for the first time (for example, when the isolation liquid needs to be used, the isolation liquid should be poured into the corresponding instrument, and the air bubbles should be…
Accurate measurement boosts green shipping – Danfoss Sensors Danfoss exhaust gas temperature sensors are made of 316Ti stainless steel, which makes Danfoss sensors more comfortable with corrosion, vibration, temperature shock and other working conditions. With reliable sensor performance, Danfoss can help…
Guide: The article judges and analyzes the faults of the monitoring system of the MAN B&W L27/38 main engine and proposes solutions to the faults. 1. Overview The main features of a ship are the L27/38 main engine produced by…
The ME-C9.5 main engine of a certain ship suddenly experienced a failure of all PMI sensors during sea navigation. The investigation includes the following points: 1.Check if the wiring is loose according to the drawing; 2.Check if the network interface –…
The inventory oil mist concentration detector mainly detects oil mist concentration based on optical, electrical, or mechanical principles. The following are several common working principles 1、 Principles of Optics (1)Principle of Light ScatteringWhen light passes through air containing oil mist,…
