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SECONDARY INJECTION
RE-OPENING OF FUEL VALVE AFTER MAIN INJECTION IS KNOWN AS SECONDARY INJECTION. THE SUDDEN CLOSING OF INJECTOR NEEDLE CAUSES A PRESSURE WAVE TO BE SET UP WHICH REFLECTS FROM DELIVERY […]
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TURBOCHARGER LUBRICATION
TURBOCHARGERS CAN HAVE 2 TYPES OF BEARING SYSTEMS, NAMELY:- A BALL BEARING AND ROLLER BEARING SYSTEM IN WHICH THE TWO BEARINGS NAMED ARE AT THE EITHER ENDS OF THE ROTOR […]
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PROPERTIES OF BEARING
MATERIAL COMPOSITION SHOULD PROVIDE STRENGTH AND DUCTILITY TO ENDURE THE SERVICE LOAD WITHOUT SHOWING SIGNS OF DEFORMITY, YIELDING AND CRACKING. IT SHOULD WITHSTAND MAXIMUM DYNAMIC LOADING WITHOUT CAUSING OVERHEATING OR […]
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SNCR AND DIFFERENCE BW SCR AND SNCR
IT IS ANOTHER SUCCESSFUL METHOD OF REDUCING NOX EMISSION. IN MANY WAYS IT IS SAME AS THAT OF SCR WITH A DIFFERENCE THAT IT DOESNOT USE ANY CATALYST. THE EFFECT […]
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S3- SMART SULPHUR SWITCH
It is an automatic system to control the sulphur content by blending and adjusting the 2 types of fuel present onboard to control the sulphur content of the fuel according […]
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Polymerization
In a medium speed engines heavy fuel oil burns using higher injection pressure and within short injection timing. The compression pressure and temperature are also high. In ideal condition the […]
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M/E Cooling Water Inhibitor
Cooling water treatment is carried out to prevent corrosion. This is because distilled water has the tendency to absorb CO2, O2. CO2 FORMS CARBONIC ACID. It leads to rust in […]
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Cylinder Liner Honing and Lacquering
Honing Honing is carried out when liner gets glazed and looses it’s rough surface. Rough surface is required so as to sustain lube oil film so that there is a […]
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SUPERCHARGING
IT IS A METHOD OF OBTAINING MORE POWER WITHOUT INCREASING THE WEIGHT OF THE ENGINE. AIR IS ADMITTED AT HIGHER PRESSURE BUT THE POWER OF THE ENGINE INCREASES DUE TO […]
