Marine News

  Marine Air Compressor Maintenance Marine air compressors  are used to start large slow and medium speed Marine diesel engines and are therefore an integral part of a ship's engine room. In general, there are two compressors on board (more than two may be available depending on the requirements of the ship). The two compressors are filled with air receivers, and the total capacity of the air receivers should enable the engine to start back and forth 12 times without replenishing the receivers. If it is a one-way engine, this capacity is limited to 6 times. Each tank is equipped with a safety valve that limits pressure rise to less than 10% of the tank's maximum design pressure. Marine air compressor maintenance generally includes the following items: Check and adjust collision clearance Check basic threaded connections Replace the  air filte r  element Oil change Clean the oil filter Check the  c heck valve Install replacement valve Check and maintain cylinder ...

  The Application Of Marine Air Compressor Air compressors  are widely used in almost all industries and household needs. In the maritime industry, air compressors are also used to supply important equipment or different systems. They can be used for many processes, from the small process of cleaning filters to larger and critical tasks such as starting the  main and auxiliary engines . Reciprocating  air compressors  are widely used on ships. The reciprocating air compressor consists of a piston, connecting rod, crankshaft, piston pin, suction  valve  and exhaust valve. The pistons are connected to the lower and higher sides of the suction and discharge lines. The crankshaft spins, the crankshaft spins, the piston spins. The downward moving piston reduces the pressure in the master cylinder, and the pressure difference will open the suction valve. The rotating crankshaft lowers the piston and fills the cylinder with low pressure air. Now the piston is...

  Advantages and disadvantages of twin screw air compressor Twin-screw air compressors  are usually used on board ships to provide compressed air to meet the needs of various equipment, such as engines, gas cylinders, kitchen equipment, sanitary facilities, etc. ​ Advantages of  twin screw air compressor : High reliability: twin-screw air compressor has high reliability and stability, because its rotor speed is high, and the rotor tooth surface contact line is long, so that the machine can withstand greater load and impact. High efficiency: The twin-screw air compressor uses an advanced screw design, which makes the compression efficiency higher, and can provide higher compressed air quality and lower energy consumption. Easy maintenance: Twin screw air compressor has simple structure, relatively easy to maintain, and long life. Wide range of application: twin screw air compressor is suitable for a variety of different applications, such as power, chemical, pharmaceutical...

  What is twin - screw air Compressor? Twin-screw air compressor  is a kind of two-axis positive displacement air compressor, which is composed of a pair of parallel arranged and meshing rotors. The main functions of twin-screw air compressor include sealing, conveying compression and oil injection. During operation, a rotor rotates in a counterclockwise direction, and in the process of meshing with each other, the air is compressed to the required pressure.  Twin-screw air compressor  has very high mechanical reliability and excellent power balance, and it is also very convenient to operate and maintain. During the suction process, the suction port on the intake side of the screw air compressor must be designed so that the compression chamber can be fully aspirated. When the rotor rotates, the tooth groove space of the main and secondary rotors is the largest when it turns to the intake end wall opening, and the tooth groove space of the rotor is communicated with t...