| Name | Units | Multi-band | Default Value | Validation Rule | Key Property | Description |
|---|
| Balance Period | - | False | 0 | In (0,1,2,3,4,5,6) | False | Frequency of storage balance |
| Build Cost | $000 | False | 0 | | False | Cost of developing the gas field |
| Carrying Rate | % | False | 0 | ≥0 | False | Carrying rate for gas field per year |
| Decomposition Bound Penalty | $/~ | False | 1000000 | ≥0 | False | Penalty applied to violation of storage bounds when the decomposition implies possible violations. |
| Decomposition Method | - | False | 1 | In (0,1,2) | False | Method used to pass the optimal storage trajectory from one simulation phase to the next. |
| Decomposition Penalty a | - | False | 0.0489 | | False | Decomposition storage target penalty function 'a' term. |
| Decomposition Penalty b | - | False | 0.6931 | | False | Decomposition storage target penalty function 'b' term. |
| Decomposition Penalty c | - | False | 0 | | False | Decomposition storage target penalty function 'c' term. |
| Decomposition Penalty x | - | False | 1.1 | | False | Decomposition storage target penalty function 'x' term. |
| Dispatch Production Cost | $/~ | True | 0 | | False | Incremental dispatch cost of extracting gas from the field |
| Economic Life | yr | False | 30 | ≥0 | False | Economic life of the gas field (period over which fixed costs are recovered). |
| End Effects Method | - | False | 1 | In (1,2) | False | Method used to value or constrain end-of-period gas volumes. |
| Enforce Bounds | Yes/No | False | -1 | In (0,-1) | False | If the storage bounds are enforced. |
| Expansion Optimality | - | False | 2 | In (0,2) | False | Expansion planning integerization scheme. |
| External Injection | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | | False | External injection into the gas field |
| FO&M Charge | $000 | False | 0 | | False | Annual fixed operation and maintenance charge |
| Forced Outage Rate | % | True | 0 | Between 0 And 100 | False | Expected proportion of time the facility is unavailable due to forced outage |
| Heat Value | - | False | 0 | ≥0 | False | Heat value of gas produced by the Gas Field |
| Initial Inventory Price | $/~ | False | 0 | ≥0 | False | Price linked to initial inventory |
| Initial Volume | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Initial volume of gas in the field |
| Integerization Horizon | yr | False | -1 | ≥-1 | False | Number of years over which the expansion decisions are integerized |
| Internal Volume Scalar | - | False | 1 | >0 | False | Storage volume scaling factor used internal to the mathematical program. |
| Inventory Charge | $/~ | False | 0 | ≥0 | False | Charge per unit of inventory each day |
| Lead Time | yr | False | 0 | ≥0 | False | Number of years after which the expansion project can begin |
| Maintenance Frequency | - | True | 0 | ≥0 | False | Frequency of maintenance outages in an annual time frame |
| Maintenance Rate | % | True | 0 | Between 0 And 100 | False | Expected proportion of time the facility is unavailable due to maintenance |
| Max Production | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum production of gas from the field |
| Max Production Day | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum production of gas from the field in any day |
| Max Production Hour | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum hourly production of gas from the field |
| Max Production Month | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum production of gas from the field in any month |
| Max Production Target Percent | % | False | 100 | Between 0 And 100 | False | Max Production Target Percent for gas fields |
| Max Production Week | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum production of gas from the field in any week |
| Max Production Year | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum production of gas from the field in any year |
| Max Ramp | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum rate of change in gas field per interval |
| Max Ramp Day | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum rate of change in gas field in a day |
| Max Ramp Hour | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum rate of change in gas field in an hour |
| Max Ramp Month | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum rate of change in gas field in a month |
| Max Ramp Week | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum rate of change in gas field in a week |
| Max Ramp Year | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum rate of change in gas field in a year |
| Max Time To Repair | h | True | 0 | ≥0 | False | Maximum time to repair |
| Max Units Built | - | False | 0 | In (0,1) | False | Binary indicating if this is a build candidate |
| Max Units Built in Year | - | False | 1 | In (0,1) | False | Binary indicating if build is allowed in this year |
| Mean Time to Repair | h | True | 24 | ≥0 | False | Mean time to repair |
| Min Production | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Minimum production of gas from the field |
| Min Production Day | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Minimum daily production of gas from the field |
| Min Production Hour | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Minimum hourly production of gas from the field |
| Min Production Month | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Minimum monthly production of gas from the field |
| Min Production Target Percent | % | False | 0 | Between 0 And 100 | False | Min Production Target Percent for gas fields |
| Min Production Week | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Minimum weekly production of gas from the field |
| Min Production Year | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Minimum annual production of gas from the field |
| Min Time To Repair | h | True | 0 | ≥0 | False | Minimum time to repair |
| Model Capital Cost Recovery | Yes/No | False | 0 | In (0,1) | False | Indicates if capital cost recovery feature is modeled for expansion planning |
| Outage Max Production | 1000·~ (Metric), ~ (U.S. Imperial) | True | 0 | | False | Field Max Production during the outage |
| Production Cost | $/~ | True | 0 | | False | Incremental cost of extracting gas from the field |
| Production Tranches | - | False | 1 | ≥0 | False | Number of production tranches to generate (must be > 1 to auto-generate) |
| Production Volume | 1000·~ (Metric), ~ (U.S. Imperial) | True | 1E+30 | ≥0 | False | Volume of gas in Production Cost band |
| Project Start Date | - | False | 36526 | ≥0 | False | Start date of gas field project, for expansion planning. |
| Random Number Seed | - | False | 0 | Between 0 And 2147483647 | False | Random number seed assigned to the pipeline for the generation of outages |
| Ratchet Type | - | False | 0 | In (0,1,2) | False | Indicates how the gas field ratchets are represented |
| Recycle Penalty | $/~ | False | -1 | | False | Penalty for violating the recycling constraint. |
| Repair Time Distribution | - | True | -1 | In (-1,0,1,2,3,4,5,6,7) | False | Distribution used to generate repair times (Auto,Constant,Uniform,Triangular,Exponential,Weibull,Lognormal,SEV,LEV) |
| Repair Time Scale | - | True | 0 | | False | Repair time function scale parameter (for exponential,Weibull,lognormal,SEV,LEV) |
| Repair Time Shape | - | True | 0 | | False | Repair time function shape parameter (for Weibull,lognormal) |
| Reset Production Volumes | Yes/No | False | 0 | In (0,-1) | False | If the production volumes should be reset in the current period. |
| Target | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | Gas Field Target |
| Target Day | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | End of day gas field target |
| Target Hour | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | End of hour gas field target |
| Target Month | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | End of month gas field target |
| Target Penalty | $/~ | False | -1 | | False | Penalty for violating the target |
| Target Week | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | End of week gas field target |
| Target Year | 1000·~ (Metric), ~ (U.S. Imperial) | False | 0 | ≥0 | False | End of year gas field target |
| Technical Life | yr | False | 1E+30 | ≥0 | False | Technical lifetime of the gas field |
| Units | - | False | 1 | In (0,1) | True | Flag if the Gas Field is in service |
| Use Additive Ratchet | Yes/No | False | -1 | In (0,-1) | False | If additive ratchet use is enforced. |
| WACC | % | False | 10 | ≥0 | False | Weighted average cost of capital |
| Withdrawal Ratchet | 1000·~ (Metric), ~ (U.S. Imperial) | False | 1E+30 | ≥0 | False | Maximum amount of gas that can be withdrawn from the field in any interval when defining a gas field ratchet. |
| Withdrawal Rate Scalar | % | True | 0 | | False | Maximum amount of gas that can be withdrawn from the field. |
| Withdrawal Volume Factor | % | True | 0 | ≥0 | False | Gas withdrawal factor for gas field. |
| x | - | True | 0 | | False | Value to pass-through to solution |
| y | - | True | 0 | | False | Value to pass-through to solution |
| z | - | True | 0 | | False | Value to pass-through to solution |