Mechanical Engineering - IC Engines and Nuclear Power Plants - Discussion
Discussion Forum : IC Engines and Nuclear Power Plants - Section 2 (Q.No. 45)
45.
The inlet valve of a four stroke cycle internal combustion engine remains open for
Discussion:
5 comments Page 1 of 1.
Pankaj said:
7 years ago
Opens 20° before tdc + 180° in between + closes 30° after bdc = 230° (Valve timing diagram).
Ani said:
8 years ago
230 is correct, The valve is opened during the former expansion stroke to use the incoming air for driving out the exhaust gases. In addition the valve closing is delayed to take advantage of ram effect.
Balu said:
8 years ago
I think given an answer is correct i.e 230.
Check the valve timing diagrams.
Check the valve timing diagrams.
Paras said:
8 years ago
130° is the answer.
Manideep said:
9 years ago
Answer should be 130°.
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