{ "$schema": "http://json-schema.org/schema#", "$schemaVersion": "0.0.1", "$id": "https://smart-data-models.github.io/dataModels.CIMEnergyClasses/GovGAST1/schema.json", "title": " Smart Data Models - GovGAST1", "description": "Adapted from CIM data models. Modified single shaft gas turbine.", "type": "object", "allOf": [ { "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/GSMA-Commons" }, { "$ref": "https://smart-data-models.github.io/data-models/common-schema.json#/definitions/Location-Commons" }, { "properties": { "type": { "type": "string", "enum": [ "GovGAST1" ], "description": "Property. NGSI type. It has to be GovGAST1" }, "a": { "description": "Property. Model:'https://schema.org/Number'. Turbine power time constant numerator scale factor (a). Typical Value = 0.8. Default: 0.0", "type": "number" }, "b": { "description": "Property. Model:'https://schema.org/Number'. Turbine power time constant denominator scale factor (b). Typical Value = 1. Default: 0.0", "type": "number" }, "db1": { "description": "Property. Model:'https://schema.org/Number'. Intentional dead-band width (db1). Unit = Hz. Typical Value = 0. Default: 0.0", "type": "number" }, "db2": { "description": "Property. Model:'https://schema.org/Number'. Unintentional dead-band (db2). Unit = MW. Typical Value = 0. Default: 0.0", "type": "number" }, "eps": { "description": "Property. Model:'https://schema.org/Number'. Intentional db hysteresis (eps). Unit = Hz. Typical Value = 0. Default: 0.0", "type": "number" }, "fidle": { "description": "Property. Model:'https://schema.org/Number'. Fuel flow at zero power output (Fidle). Typical Value = 0.18. Default: 0.0", "type": "number" }, "gv1": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 1, PU gv (Gv1). Typical Value = 0. Default: 0.0", "type": "number" }, "gv2": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 2,PU gv (Gv2). Typical Value = 0. Default: 0.0", "type": "number" }, "gv3": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 3, PU gv (Gv3). Typical Value = 0. Default: 0.0", "type": "number" }, "gv4": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 4, PU gv (Gv4). Typical Value = 0. Default: 0.0", "type": "number" }, "gv5": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 5, PU gv (Gv5). Typical Value = 0. Default: 0.0", "type": "number" }, "gv6": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 6, PU gv (Gv6). Typical Value = 0. Default: 0.0", "type": "number" }, "ka": { "description": "Property. Model:'https://schema.org/Number'. Governor gain (Ka). Typical Value = 0. Default: 0.0", "type": "number" }, "kt": { "description": "Property. Model:'https://schema.org/Number'. Temperature limiter gain (Kt). Typical Value = 3. Default: 0.0", "type": "number" }, "lmax": { "description": "Property. Model:'https://schema.org/Number'. Ambient temperature load limit (Lmax). Lmax is the turbine power output corresponding to the limiting exhaust gas temperature. Typical Value = 1. Default: 0.0", "type": "number" }, "loadinc": { "description": "Property. Model:'https://schema.org/Number'. Valve position change allowed at fast rate (Loadinc). Typical Value = 0.05. Default: 0.0", "type": "number" }, "ltrate": { "description": "Property. Model:'https://schema.org/Number'. Maximum long term fuel valve opening rate (Ltrate). Typical Value = 0.02. Default: 0.0", "type": "number" }, "mwbase": { "description": "Property. Model:'https://schema.org/Number'. Base for power values (MWbase) (> 0). Unit = MW. Default: 0.0", "type": "number" }, "pgv1": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 1, PU power (Pgv1). Typical Value = 0. Default: 0.0", "type": "number" }, "pgv2": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 2, PU power (Pgv2). Typical Value = 0. Default: 0.0", "type": "number" }, "pgv3": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 3, PU power (Pgv3). Typical Value = 0. Default: 0.0", "type": "number" }, "pgv4": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 4, PU power (Pgv4). Typical Value = 0. Default: 0.0", "type": "number" }, "pgv5": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 5, PU power (Pgv5). Typical Value = 0. Default: 0.0", "type": "number" }, "pgv6": { "description": "Property. Model:'https://schema.org/Number'. Nonlinear gain point 6, PU power (Pgv6). Typical Value = 0. Default: 0.0", "type": "number" }, "r": { "description": "Property. Model:'https://schema.org/Number'. Permanent droop (R). Typical Value = 0.04. Default: 0.0", "type": "number" }, "rmax": { "description": "Property. Model:'https://schema.org/Number'. Maximum fuel valve opening rate (Rmax). Unit = PU/sec. Typical Value = 1. Default: 0.0", "type": "number" }, "t1": { "description": "Property. Model:'https://schema.org/Number'. Governor mechanism time constant (T1). T1 represents the natural valve positioning time constant of the governor for small disturbances, as seen when rate limiting is not in effect. Typical Value = 0.5. Default: 0", "type": "number" }, "t2": { "description": "Property. Model:'https://schema.org/Number'. Turbine power time constant (T2). T2 represents delay due to internal energy storage of the gas turbine engine. T2 can be used to give a rough approximation to the delay associated with acceleration of the compressor spool of a multi-shaft engine, or with the compressibility of gas in the plenum of the free power turbine of an aero-derivative unit, for example. Typical Value = 0.5. Default: 0", "type": "number" }, "t3": { "description": "Property. Model:'https://schema.org/Number'. Turbine exhaust temperature time constant (T3). T3 represents delay in the exhaust temperature and load limiting system. Typical Value = 3. Default: 0", "type": "number" }, "t4": { "description": "Property. Model:'https://schema.org/Number'. Governor lead time constant (T4). Typical Value = 0. Default: 0", "type": "number" }, "t5": { "description": "Property. Model:'https://schema.org/Number'. Governor lag time constant (T5). Typical Value = 0. Default: 0", "type": "number" }, "tltr": { "description": "Property. Model:'https://schema.org/Number'. Valve position averaging time constant (Tltr). Typical Value = 10. Default: 0", "type": "number" }, "vmax": { "description": "Property. Model:'https://schema.org/Number'. Maximum turbine power, PU of MWbase (Vmax). Typical Value = 1. Default: 0.0", "type": "number" }, "vmin": { "description": "Property. Model:'https://schema.org/Number'. Minimum turbine power, PU of MWbase (Vmin). Typical Value = 0. Default: 0.0", "type": "number" } } } ] }