Knowledge Base & FAQ
Support Knowledge Base & FAQ

Knowledge Base & FAQ

Advanced Search
Question Last Modified
1
answer 		Types of quantities that can be computed with the Ampacity utility.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Different ways to view conductors using the CDEGS utilities.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		To Model a Voltage Source in MALZ
Last Modified: Dec 06, 2004
rectifier, equivalent 		2004/12/06
1
answer 		Correcting TRALIN Negative Cable Shunt Impedances
Last Modified: Dec 06, 2004
Negative Resistive Component, Capacitive Coupling, Interconnection, Shunt 		2004/12/06
1
answer 		Minimum Hardware Requirements for Typical CDEGS Installation Under Either Windows NT or Windows 98
Last Modified: Mar 16, 2006
Computer Configuration 		2006/03/16
1
answer 		How to Model a Grounding System with a Large Number of Conductor Segments
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Using MALZ/HIFREQ to Model Fall-of-Potential Grounding System Impedance Measurements
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Why are Computed Step Voltages Asymmetrical in a System with Four-Sided Symmetry (i.e., a Transmission Line Tower)
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Computing Voltage Drop Using HIFREQ
Last Modified: Dec 06, 2004
Scalar Potential, GPR, Vector Potential, Conductor 		2004/12/06
1
answer 		Using Zoom Polygon to Plot Only Touch Voltages Within Substation and Within Reach of Substation Fence on the Outside
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Conductor Segmentation in MALT and MALZ
Last Modified: Dec 06, 2004
Accuracy, Earth Potentials Exceeding GPR 		2004/12/06
1
answer 		Computing Step Voltages Correctly
Last Modified: Dec 06, 2004
Overestimating, Not Underestimating, Profile Point Spacing 		2004/12/06
1
answer 		MALT Computation Algorithm, Methodology, Theory, Software
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Installation Problems of CDEGS under Windows 98
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		List of files to keep in order to regenerate CDEGS plots.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Computing a voltage difference (as opposed to a GPR difference) with HIFREQ.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Behavior of HIFREQ in the presence of large impedances.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Magnitude of Signal at the End of the Time Window
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Error Message when Using GPR Energization
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Accounting for the Phase Difference when Computing Voltage Differences.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Using Multiple GPR Energizations on the Same Structure
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Distribution of Observation Points for the Computation of Touch-Voltages.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Improving the Goodness of Fit in RESAP
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Verifying the Voltage Drop Across a VOLTAGE Energization
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Computing the Potential at Points Close to a Conductor
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Extracting Data from a F09 File
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Optimal Segmentation Strategy in MALT, MALZ and HIFREQ
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Computing the Grid Impedance in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling Reinforced Concrete Foundations
Last Modified: Sep 09, 2016
2016/09/09
1
answer 		Modelling Insulators in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling of Building Foundations
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Large Touch Voltages in "High Over Low" Soil
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Units of Forward Fourier Transform in FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Carrying out a Simple Transient Study using HIFREQ/FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Two Current Density Calculation Reports in MALT Output File.
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Printing Tabular Data In Input Toolbox
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		System Requirements for HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Usage of Muliple Processors in CDEGS
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling a Lightning Channel in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		ENERGIZATION in MALZ
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Effects of Approximations in TRALIN
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Specifying the computation frequency in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Aligning Conductors Against a Specified Line
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Recovering from errors when generating FFTSES databases
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Definition of Computation Methods for Step Voltage
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Memory Swapping During Matrix Inversion
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Memory Limits in MALZ.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Subdivision in SESCAD
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Adjusting Internal Impedances of Conductors in HIFREQ
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Extracting Time-Domain Results From FFTSES & Using FileView to Create Spreadsheet-Compatible Data
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Modelling a Conductor Bundle in HIFREQ
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Transferring Data Between MALT, MALZ and HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Restoring the Old Color Patterns in 2D Spot Plots
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Calculation of Safety Limits in Output Toolbox
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Effects of Insulation Layer Resistivity Greater than Sub-Surface Layer Resistivity.
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Surge Impedance
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Setting the Maximum Number of Busses in SPLITS
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Touch Voltages Around Disconnected Structures in MALZ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Exporting MALT Computation Data
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Usage of GPR, Scalar Potential, Gradient of Scalar Potential and Vector Potential in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Computing Magnetic Fields Around Buried Cables
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Standards for Safety with Transients
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Difference Between Reach-Touch and Touch Voltages
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Increasing the Grid Limits in Input Toolbox
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Large Graphics File Size in FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Frequencies that Must be Run in a Transient Study.
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling a Grounding Grid with a Known Impedance in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Memory Usage in MALZ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Physical Meaning of Leakage Currents in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling Retardation Effects in HIFREQ/FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Reducing the Run Time of MALT and MALZ
Last Modified: Dec 03, 2004
Computation Speed 		2004/12/03
1
answer 		How to Combine Inductive and Conductive Components from AC Interference Study
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Software Validation Information
Last Modified: Jan 11, 2006
2006/01/11
1
answer 		Modelling coated plates in MALZ / HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		RMS versus Peak Values in CDEGS Software
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling a Realistic Square Wave Transient in FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling the Frequency Dependence of Soil Parameters in HIFREQ / MALZ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Currents on Non-Faulted Phases in a Fault Scenario
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Editing Conductors that are Part of a Group in SESCAD
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Using MALZ in Transient Analyses
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Identifying Curves in FFTSES Plots
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		The Meaning of Modulated Frequency Spectrum
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Interpretation of HIFREQ Frequency Results
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Computing Touch Voltages with FFTSES.
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Approximating Non-Circular Conductors
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Reducing the number of recommended frequencies in FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Effects of Soil Ionization
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Using TRALIN to Compute Symmetric Components
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Controlling Printing in GraRep
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Sizing Conductors for Ampacity
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Computing Magnetic Fields in MALZ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Sizing Grid and Overhead Conductors
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Step and End-Point Modes for Profile Specification in SESCAD
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Segment limits in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Effects of Magnetic Materials in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling Cables in HIFREQ
Last Modified: Apr 27, 2011
2011/04/27
1
answer 		Modeling antennas with HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling a Fence in MALT
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Transient Behavior in High Resistivity Soils
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Using the "Zoom Polygon" in AutoGrid Pro
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Modelling Flat Conductors (Strip)
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Assigning a Radius to Conductors Imported from a DXF File
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Differences Between MALZ and HIFREQ in Input Impedance at High Frequency
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Purpose of Sampling Exponent
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Modelling an ACSR conductor in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Circulating Currents in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Finding the Number of Observation Points on a Profile
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Resolving Time Delays in HIFREQ-FFTSES
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Unable to Plot in FFTSES
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Computing Eddy Currents in HIFREQ
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Modelling a Concrete Floor
Last Modified: Sep 09, 2016
2016/09/09
1
answer 		Change of Scale when Importing a DXF File
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Implementing Impedance Matching in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Transient from De-Energized Line
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Resistance, Capacitance and Inductance in HIFREQ
Last Modified: Dec 03, 2004
2004/12/03
1
answer 		Defining a Conductor Type in HIFREQ
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Differences Between Modulated and Unmodulated Response in FFTSES
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Standard Surge Error Messages
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Exporting a Hot-Zone Contour Plot to AutoCAD
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Navigation Problems in Computations/Advanced Screen
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Effects of Fault Clearing Time on Safety Thresholds
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Modelling Electromagnetic Fields Above Ground
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Purpose of Maximum Number of Frequency Samples
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		How to handle cases with very large numbers of conductor segments.
Last Modified: Dec 06, 2004
2004/12/06
1
answer 		Modelling a transmission line with no shield wires
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Computation of Touch Voltages
Last Modified: Dec 02, 2004
2004/12/02
1
answer 		Improving the computation time in Right-of-Way
Last Modified: Feb 04, 2005
Computation time, ROW 		2005/02/04
1
answer 		Modeling a dummy conductor but not a dummy phase
Last Modified: Feb 04, 2005
dummy conductor, dummy phase 		2005/02/04
1
answer 		Using Monitor Fault module for a system without neutral wires
Last Modified: Feb 07, 2005
Monitor Fault, neutral wires 		2005/02/07
1
answer 		Modeling a moving train in Right-of-Way
Last Modified: Feb 07, 2005
rail-to-rail, train, insulating joints, GPR 		2005/02/07
1
answer 		Using uniform soil model versus two-layer soil model in Right-of-Way
Last Modified: Feb 07, 2005
uniform soil, two-layer soil, model 		2005/02/07
1
answer 		Computing the pipeline coating stress voltage
Last Modified: Feb 07, 2005
coating stress voltage, pipeline, GPR, coating resistance 		2005/02/07
1
answer 		Modeling ballast as a coating in MALZ
Last Modified: Feb 07, 2005
ballast, rail, coating resistivity 		2005/02/07
1
answer 		The coordinate system in Right-of-Way
Last Modified: Feb 07, 2005
line path, Y-axis, Y-coordinates 		2005/02/07
1
answer 		Do all points along a given path need to have increasing X-coordinates in a terminal?
Last Modified: Feb 07, 2005
x-coordinates 		2005/02/07
1
answer 		The required capacity of the storage array (1213201) exceeds available storage capacity (900001) (when running the SPLITS module).
Last Modified: Feb 07, 2005
exceed limit, capacity, array 		2005/02/07
1
answer 		Definition of the two options under the heading of "Short-Circuit" when defining a path for a region of a terminal
Last Modified: Feb 07, 2005
2005/02/07
1
answer 		If a conductor starts on one set of towers and then transfers or moves to another set of towers
Last Modified: Feb 07, 2005
2005/02/07
1
answer 		Switching from the classic style to the integrated style
Last Modified: Jan 19, 2006
Interface, integrated style, classic 		2006/01/19
1
answer 		Installation of .NET Framework Service Pack May Fail If Security MS05-004 Is Installed
Last Modified: Jan 19, 2007
2007/01/19
1
answer 		Runtime Error 430 when installing the SES Software 2006
Last Modified: Aug 13, 2007
Migration, installation 		2007/08/13
1
answer 		Comparisons between Direct Measurement of Transmission Line Impedances and Computations
Last Modified: Apr 22, 2008
Transmission Line Impedances, Measurements, Computations, Comparison 		2008/04/22
1
answer 		Acceptable RMS Error in RESAP
Last Modified: Dec 16, 2009
Curve, Fitting, MAtch, Measured, Computed 		2009/12/16
1
answer 		How Do You Model a Building Interior?
Last Modified: Dec 29, 2009
Inside Building, Touch Voltages, Step Voltages, Safety, Indoor GIS, Indoor Substation 		2009/12/29
1
answer 		How Do You Model Backfill Material Around a Conductor?
Last Modified: Dec 30, 2009
Backfill, Bentonite, Ground Enhancement Material, Earth Enhancement Material 		2009/12/30
1
answer 		How to Specify a Monopole or Downlead in the Transmission Line Section of SESShield
Last Modified: Jan 15, 2010
SES-Shield, SES Shield, Cylindrical Conductor, Surge Impedance 		2010/01/15
1
answer 		In ROW | Creating Total Interference model, which energization type (Tower Shunt Current vs. Tower GPR) should be selected?
Last Modified: Mar 02, 2010
Total Interference, energization type, tower shunt current, tower GPR 		2010/03/02