ExcIEEEAC1A
Class Description
IEEE 421.5-2005 type AC1A model. The model represents the field-controlled alternator-rectifier excitation systems designated type AC1A. These excitation systems consist of an alternator main exciter with non-controlled rectifiers. Reference: IEEE 421.5-2005, 6.1.
Attributes
| Name | Type | Description |
|---|---|---|
| ka | PU | Voltage regulator gain (<i>K</i><i><sub>A</sub></i>) (> 0). Typical value = 400. |
| kc | PU | Rectifier loading factor proportional to commutating reactance (<i>K</i><i><sub>C</sub></i>) (>= 0). Typical value = 0,2. |
| kd | PU | Demagnetizing factor, a function of exciter alternator reactances (<i>K</i><i><sub>D</sub></i>) (>= 0). Typical value = 0,38. |
| ke | PU | Exciter constant related to self-excited field (<i>K</i><i><sub>E</sub></i>). Typical value = 1. |
| kf | PU | Excitation control system stabilizer gains (<i>K</i><i><sub>F</sub></i>) (>= 0). Typical value = 0,03. |
| seve1 | Float | Exciter saturation function value at the corresponding exciter voltage, <i>V</i><i><sub>E1</sub></i>, back of commutating reactance (<i>S</i><i><sub>E</sub></i><i>[V</i><i><sub>E1</sub></i><i>]</i>) (>= 0). Typical value = 0,1. |
| seve2 | Float | Exciter saturation function value at the corresponding exciter voltage, <i>V</i><i><sub>E2</sub></i>, back of commutating reactance (<i>S</i><i><sub>E</sub></i><i>[V</i><i><sub>E2</sub></i><i>]</i>) (>= 0). Typical value = 0,03. |
| ta | Seconds | Voltage regulator time constant (<i>T</i><i><sub>A</sub></i>) (> 0). Typical value = 0,02. |
| tb | Seconds | Voltage regulator time constant (<i>T</i><i><sub>B</sub></i>) (>= 0). Typical value = 0. |
| tc | Seconds | Voltage regulator time constant (<i>T</i><i><sub>C</sub></i>) (>= 0). Typical value = 0. |
| te | Seconds | Exciter time constant, integration rate associated with exciter control (<i>T</i><i><sub>E</sub></i>) (> 0). Typical value = 0,8. |
| tf | Seconds | Excitation control system stabilizer time constant (<i>T</i><i><sub>F</sub></i>) (> 0). Typical value = 1. |
| vamax | PU | Maximum voltage regulator output (<i>V</i><i><sub>AMAX</sub></i>) (> 0). Typical value = 14,5. |
| vamin | PU | Minimum voltage regulator output (<i>V</i><i><sub>AMIN</sub></i>) (< 0). Typical value = -14,5. |
| ve1 | PU | Exciter alternator output voltages back of commutating reactance at which saturation is defined (<i>V</i><i><sub>E1</sub></i>) (> 0). Typical value = 4,18. |
| ve2 | PU | Exciter alternator output voltages back of commutating reactance at which saturation is defined (<i>V</i><i><sub>E2</sub></i>) (> 0). Typical value = 3,14. |
| vrmax | PU | Maximum voltage regulator outputs (<i>V</i><i><sub>RMAX</sub></i>) (> 0). Typical value = 6,03. |
| vrmin | PU | Minimum voltage regulator outputs (<i>V</i><i><sub>RMIN</sub></i>) (< 0). Typical value = -5,43. |
Relationships
Ancestors
Descendents
No descendent classes
Associations
None