Meana Petro
DR-01IntermediaOla 2IADominio

Optimización de ROP en Tiempo Real

En una frase

Rate of penetration is how fast the bit makes hole. This recommends the weight and rotation speed that make it fastest without wrecking the bit.

El problema

Driller parameters are usually set from the offset well and then left alone for the rest of the section. When the formation changes, the parameters do not, and the rig spends hours drilling at a fraction of what the bit could deliver.

On a typical land well, three hours of avoidable slow drilling per section is normal. Across a twenty-well campaign that is a rig-month.

Cómo funciona

Mechanical Specific Energy is computed from surface WOB, torque, RPM and ROP at 1 Hz and tracked against a rolling formation-specific floor. A gradient-boosted model trained on the operator’s own offset wells proposes a WOB/RPM pair; a physics guard rejects any proposal that pushes the string past its torque-and-drag envelope.

Recommendations are advisory by default and appear on the driller’s screen with the expected ROP gain and the reason. Closed-loop control is available only where the rig control system supports a supervised setpoint channel.

Datos necesarios

  • WITSML 1.4/2.0 real-time channels: hookload, surface torque, RPM, standpipe pressure, block position, bit depth, hole depth
  • Mud logging: ROP, gas readings, lithology picks
  • Bit record and IADC dull grading from the current and offset wells
  • Directional survey and the planned trajectory
  • At least six offset wells in the same field with usable time-based data

Qué obtiene

  • Live WOB and RPM recommendation on the driller and company-man displays, refreshed every 10 seconds
  • MSE track added to the real-time log viewer, with founder-point and bit-balling flags
  • Per-section ROP-gain report appended to the daily drilling report

Qué no puede hacer

Gains come almost entirely from the rotating interval. In slide-drilling with a mud motor the model has little useful authority, and on wells where the section is dominated by sliding the measured benefit falls close to zero. It also needs six or more usable offset wells; in a frontier area it should not be sold.

Cada página de capacidad declara una limitación real. Si un proveedor no puede decirle dónde termina su producto, no le están diciendo la verdad sobre dónde empieza.

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