Table 1 List of symbols for water injection well.

From: Research on intelligent regulation of layered water injection based on reinforcement learning SAC algorithm

Parameter name

Symbol

Unit

Wellhead pressure

\({p_0}\)

Pa

Pre-nozzle pressure

\({p_{bi}}\)

Pa

Post-nozzle pressure

\({p_{ai}}\)

Pa

Device depth

\({h_i}\)

m

Tubing diameter

\({d_0}\)

m

Nozzle opening percentage

\({x_i}\)

%

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