Quick Answer
Calculate Subsea Manifold Hydrate Formation Probability Predictor
Calculator
Result Interpretation
Subsea Manifold Hydrate Formation Probability Predictor Calculator computes Hydrate formation probability in 1 using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Actual fluid temperature at manifold branch = 283.15
- Hydrate equilibrium temperature (uninhibited) = 288.15
- Thermodynamic inhibition temperature depression = 5
Expected Result:
- Hydrate formation probability = 0.81757447619364
Engineering Interpretation:
Under the given input conditions, the calculated result is: Hydrate formation probability = 0.81757447619364.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
hydrate formation probability = 1.0 / (1.0 + exp(-0.5 * ((actual fluid temperature at manifold branch - uninhibited) / thermodynamic inhibition temperature depression) - 2.0))Formula family: formula_subsea_subsea_manifold_flow_assurance_hydrate_formation_risk_calculator
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| T_actual | Actual fluid temperature at manifold branch | INPUT | Actual fluid temperature at manifold branch |
| T_hydrate_eq | Hydrate equilibrium temperature (uninhibited) | INPUT | Hydrate equilibrium temperature (uninhibited) |
| delta_T_inhib | Thermodynamic inhibition temperature depression | INPUT | Thermodynamic inhibition temperature depression |
| hydrate_formation_probability | Hydrate formation probability | OUTPUT | Hydrate formation probability |
Calculation Steps
- Enter the actual fluid temperature at manifold branch in K.
- Enter the hydrate equilibrium temperature (uninhibited) in K.
- Enter the thermodynamic inhibition temperature depression in K.
- Step 1: Compute hydrate formation probability.
- Read the hydrate formation probability (1) from the results.
Engineering Summary
Calculate Subsea Manifold Hydrate Formation Probability Predictor
Frequently Asked Questions
What does this calculator calculate?
The Subsea Manifold Hydrate Formation Probability Predictor Calculator estimates Hydrate formation probability based on the input parameters you provide
Why is actual fluid temperature at manifold branch important in this calculation?
actual fluid temperature at manifold branch is inversely proportional to hydrate formation probability. When you enter actual fluid temperature at manifold branch in K, the calculator uses it in the engineering formula to compute the output
How should I interpret the result hydrate formation probability?
The calculator outputs hydrate formation probability. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Actual fluid temperature at manifold branch (K), Hydrate equilibrium temperature (uninhibited) (K), Thermodynamic inhibition temperature depression (K). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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