Q9) Write short notes on:
(a) Control air dryer - working principle with diagram, of any one type of dryer of your choice (8)
(b) Any two types of Ballast water treatment system (8)
Q5. Sketch and describe an independent two-stage air compressor. Draw a set of typical indicator diagrams and insert the various pressures and temperatures. Indicate the effect of a leaking HP suction valve and excessive HP clearance volume (16)
Q4. (a) Describe uses of compressed air onboard the ship. (6)
(b) Describe maintenance schedule of various systems on main air compressor. (6)
(c) Describe Isolation procedure of main air compressor before starting any work (4)
Username or email address *Required
Password *Required
Note: Entering wrong username in the login form will ban your IP address immediately. Entering wrong password multiple times will also ban your IP address temporarily.
Log in
Lost your password? Remember me
No account yet?
