Water Resistivity Rw - Western Atlas (1985)
Water Resistivity - Western Atlas (1985)
- Where:
- Rw= water resistivity
- Rwe= equivalent water resistivity
- BHT= Bottom Hole Temperature
| Calculate Water Resistivity (Rw) | |||
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Results
| Water Resistivity (Rw) - Results | |||
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| Rwe (ohm-m) | BHT (°F) | Rw (ohm-m) | |
Equivalent Water Resistivity (Rwe)
- Where:
- Rmf= resistivity of mud filtrate at formation temperature
- BHT= Bottom Hole Temperature
- SP= SP measurement
| Calculate Equivalent Water Resistivity (Rwe) | |||
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Results
| Equivalent Water Resistivity (Rwe) - Results | ||||
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| Rmf (ohm-m) | SP (mV) | BHT (°F) | Rwe (ohm-m) | |
Mud Filtrate Resistivity (Rmf)
- Where:
- Rmf= resistivity of mud filtrate at formation temperature
- Rmfsurf= resistivity of mud filtrate at measured temperature
- Tsurf= measured temperature of Rmf
- Tf= formation temperature
| Calculate Mud Filtrate Resistivity (Rmf) | |||
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Results
| Mud Filtrate Resistivity (Rmf) - Results | ||||
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| Rmfsurf (ohm-m) | Tsurf (°F) | Tf (°F) | Rmf (ohm-m) | |
Formation Temperature (Tf)
- Where:
- AMST= Annual Mean Surface Temperature
- BHT= Bottom Hole Temperature
- FD= Formation Depth
- TD= Total Depth
- Tf= formation temperature
| Calculate Formation Temperature (Tf) | |||
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Results
| Formation Temperature (Tf) - Results | |||||
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| BHT (°F) | AMST (°F) | TD (ft) | FD (ft) | Tf (°F) | |
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