Gemstone PQDIF Library
Quantity
Properties
| AngleFund | Value of the power angle at fundamental frequency. |
| ANSITDF | Transformer derating factor. |
| ArithSum | Arithmetic sum. |
| AvgImbal | Imbalance by max deviation from average. |
| CrestFactor | Crest factor. |
| DAxis | D axis components. |
| DAxisField | D axis components. |
| DF | Displacement factor - Cosine of the phase angle between fundamental frequency voltage and current phasors. |
| DFArith | Displacement factor - IEEE arithmetic calculations. |
| DFCoSDemand | Value of displacement power factor coincident with apparent power demand. |
| DFDemand | Value of displacement power factor for a demand interval. |
| DFVector | Displacement factor - IEEE vector calculations. |
| EvenTHD | Even harmonic distortion (%). |
| EvenTHDRMS | Even THD normalized to RMS. |
| FlkrFreqMax | Frequence of maximum flicker harmonic. |
| FlkrMagAvg | Flicker average RMS value. |
| FlkrMagMax | Magnitude of maximum flicker harmonic. |
| FlkrMaxDVV | dV/V base. |
| FlkrPiLPF | Pi LPF. |
| FlkrPiMax | Pi max. |
| FlkrPiRoot | Pi root. |
| FlkrPiRootLPF | Pi root LPF. |
| FlkrPLT | Long term flicker. |
| FlkrPLTSlide | Sliding PLT. |
| FlkrPST | Short term flicker. |
| FlkrSpectrum | Flicker spectrum VRMS(F). |
| FlkrWgtAvg | Spectrum weighted average. |
| FormFactor | Form factor. |
| Frequency | Frequency. |
| HRMS | Harmonic RMS. |
| IHRMS | Interharmonic RMS. |
| Instantaneous | Instantaneous f(t). |
| IT | IT. |
| KFactor | Transformer K factor. |
| Linear | Linear position. |
| None | No quantity characteristic. |
| OddTHD | Odd harmonic distortion (%). |
| OddTHDRMS | Odd THD normalized to RMS. |
| P | Real power (watts). |
| PCoQDemand | Value of active power coincident with reactive power demand. |
| PCoSDemand | Value of active power coincident with apparent power demand. |
| PDemand | Value of active power for a demand interval. |
| Peak | Peak value. |
| PF | True power factor - (Vrms * Irms) / P. |
| PFArith | True power factor - IEEE arithmetic calculations. |
| PFCoPDemand | Value of true power factor coincident with active power demand. |
| PFCoQDemand | Value of true power factor coincident with reactive power demand. |
| PFCoSDemand | Value of true power factor coincident with apparent power demand. |
| PFDemand | Value of true power factor for a demand interval. |
| PFund | Value of fundamental frequency real power. |
| PFVector | True power factor - IEEE vector calculations. |
| PHarmonic | Net harmonic active power. |
| PHarmonicUnsigned | Arithmetic sum harmonic active power. |
| PIntg | Value of active power integrated over time (Energy - watt-hours). |
| PIntgNeg | Value of active power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| PIntgNegFund | Value of active fundamental frequency power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| PIntgPos | Value of active power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| PIntgPosFund | Value of active fundamental frequency power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| PIVLIntg | Value of active power integrated over time (Energy - watt-hours). |
| PIVLIntgNeg | Value of active power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| PIVLIntgNegFund | Value of active fundamental frequency power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| PIVLIntgPos | Value of active power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| PIVLIntgPosFund | Value of active fundamental frequency power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| PPeakDemand | Peak active power demand. |
| PPredDemand | Predicted value of active power for current demand interval. |
| Q | Reactive power (VAR). |
| QAxis | Q axis components. |
| QCoPDemand | Value of reactive power coincident with active power demand. |
| QCoSDemand | Value of reactive power coincident with apparent power demand. |
| QDemand | Value of reactive power for a demand interval. |
| QFund | Value of the reactive power at fundamental frequency. |
| QIntg | Value of reactive power integrated over time (var-hours). |
| QIntgNeg | Value of reactive power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| QIntgNegFund | Value of fundamental frequency reactive power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| QIntgPos | Value of reactive power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| QIntgPosFund | Value of fundamental frequency reactive power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| QIVLIntg | Value of reactive power integrated over time (var-hours). |
| QIVLIntgNeg | Value of reactive power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| QIVLIntgNegFund | Value of fundamental frequency reactive power integrated over time (Energy - watt-hours) in the negative direction (away from load). |
| QIVLIntgPos | Value of reactive power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| QIVLIntgPosFund | Value of fundamental frequency reactive power integrated over time (Energy - watt-hours) in the positive direction (toward load). |
| QPeakDemand | Peak reactive power demand. |
| QPredDemand | Predicted value of reactive power for current demand interval. |
| RMS | RMS value. |
| RMSDemand | RMS value of current for a demand interval. |
| RMSPeakDemand | Peak demand current. |
| Rotational | Rotational position. |
| S | Apparent power (VA). |
| S0S1 | Zero sequence component unbalance (%). |
| S2S1 | Negative sequence component unbalance (%). |
| SArith | Value of apparent power - IEEE arithmetic calculations. |
| SArithFund | Value of fundamental frequency apparent power - IEEE arithmetic calculations. |
| SCoPDemand | Apparent power coincident with active power demand. |
| SCoQDemand | Apparent power coincident with reactive power demand. |
| SDemand | Value of apparent power for a demand interval. |
| SFund | Value of fundamental frequency apparent power. |
| SIntg | Value of apparent power integrated over time (VA-hours). |
| SIntgFund | Value of fundamental frequency apparent power integrated over time (VA-hours). |
| SIVLIntg | Value of apparent power integrated over time (VA-hours). |
| SIVLIntgFund | Value of fundamental frequency apparent power integrated over time (VA-hours). |
| SNeg | Negative sequence component. |
| SPeakDemand | Peak apparent power demand. |
| Spectra | Spectra F(F). |
| SpectraHGroup | Spectra by harmonic group index. |
| SpectraIGroup | Spectra by interharmonic group index. |
| SPos | Positive sequence component. |
| SPredDemand | Predicted value of apparent power for current demand interval. |
| Status | Status data. |
| SVector | Value of apparent power - IEEE vector calculations. |
| SVectorFund | Value of fundamental frequency apparent power - IEEE vector calculations. |
| SZero | Zero sequence component. |
| TDD | Total demand distortion. |
| TID | Total interharmonic distortion. |
| TIDRMS | Total interharmonic distortion normalized to RMS. |
| TIF | TIF. |
| TIFRMS | TIF normalized to RMS. |
| TotalTHD | Total harmonic distortion (%). |
| TotalTHDRMS | Total THD normalized to RMS. |
| TransferFunc | Transfer function. |