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Shock and Vibration
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2021
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Article
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Tab 2
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Research Article
Research on Formation Identification Based on Drilling Shock and Vibration Parameters and Energy Principle
Table 2
The status of each working parameter during the forward movement of the rig.
Feed pressure
Feedback pressure
Flushing pressure
Back movement
Move forward
Drill rotation
Electric hoist rotation
Bit displacement
0
0
0
ā
0
0
0
0
1
1
ā
0