Exam Question
(a) Define the essential conditions, which must be satisfied by the air supply for a pneumatic control system.
(b) Sketch a control air supply arrangement and give a reasoned explanation for positioning of dryers and filters.
Class 2 (2nd Engineer)
MEKM
📅 Feb 2018
Reference Answer
(a) Essential conditions for air in pneumatic control system:
Air must be free of dust and particles to prevent clogging or partial blockage of small orifices and piping.
Particles cause wear and tear on components and can lead to system inefficiency or failure.
Moisture in the air can lead to corrosion of metal components in the pneumatic system.
Air must be free of dust and particles to prevent clogging or partial blockage of small orifices and piping.
Particles cause wear and tear on components and can lead to system inefficiency or failure.
Moisture in the air can lead to corrosion of metal components in the pneumatic system.
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