BurnSim 3/Test Data Tab: Difference between revisions

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'''This page documents BurnSim 3.''' See [[Main Page]] for current BurnSim 4 documentation. This page is kept for reference by users still running BurnSim 3.
Hover over or click on various fields in the image below to get more details on each field.
Hover over or click on various fields in the image below to get more details on each field.


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rect 1196 761 1288 813 [[Trim Test Data|Trim rows from selected dataset]]
rect 1196 761 1288 813 [[Trim Test Data|Trim rows from selected dataset]]
rect 1092 825 1582 979 [[Imported Dataset|Display of imported dataset]]
rect 1092 825 1582 979 [[Imported Dataset|Display of imported dataset]]
rect 1050 161 1481 193 [[Propellant Name|Name of the propellant]]
 
rect 1061 209 1215 236 [[Propellant Standard Properties|Common propellant properties, including characterization numbers]]
rect 1418 167 1504 203 [[Area Button|Not yet implemented]]
rect 1226 209 1428 233 [[Propellant Pressure Varied Properties|Here you can specify propellant properties based on chamber pressure.  For some propellants, properties change with chamber pressure]]
rect 1053 166 1389 206 [[Nozzle Throat Diameter|Diameter of nozzle throat]]
rect 1440 213 1490 235 [[Notes|Propellant Notes]]
rect 1050 211 1272 232 [[Use Nozzle Calculations|Use Nozzle Calculations - when selected this will calculate thrust coefficient based on nozzle dimensions]]
rect 1060 244 1358 278 [[C Star|C* or Characteristic Exhaust Velocity.  This can be calculated in ProPep]]
rect 1053 242 1400 270 [[Nozzle Exit Diameter|Exit Diameter of the nozzle]]
rect 1062 279 1355 310 [[Characteristic ISP|Characteristic ISP is simply another representation of C*, above]]
rect 1055 276 1388 317 [[Nozzle Expansion Ratio|Expansion Ratio of the nozzle]]
rect 1065 312 1281 344 [[Burn Rate Coefficient|Burn Rate Coefficient (A)]]
rect 1057 320 1388 356 [[Ambient Pressure|Ambient atmospheric pressure]]
rect 1069 353 1278 389 [[Burn Rate Exponent|Burn Rate Coefficient (N)]]
rect 1058 359 1388 393 [[Nozzle Efficiency|Efficiency - Thrust calculations are based on ideal conditions which are not normally encountered in real life.  Select a value here like 90% as needed.]]
rect 1069 388 1360 412 [[Propellant Density|Propellant Density, measured or theoretical from ProPep]]
rect 1054 399 1393 428 [[Nozzle Diameter Erosion|Nozzle Erosion - Erosion of the nozzle throat diameter over time]]
rect 1364 247 1574 276 [[Specific Heat Ratio|Specific Heat Ratio is currently not required, will be used for Startup Transient Simulation in the future]]
rect 1052 441 1330 511 [[Use Thrust Coefficient|Thrust Coefficient - Specify this if you wish to use a given thrust coefficient for thrust calculations instead of calculating from nozzle dimensions.]]
rect 1364 278 1577 310 [[Molar Mass|Molar Mass is currently not required, will be used for Startup Transient Simulation in the future]]
 
rect 1196 486 1269 528 [[New Propellant|Click this button to add a new propellant]]
 
rect 1279 488 1354 526 [[Edit Propellant|Click this button to edit selected propellant]]
 
rect 1358 490 1444 522 [[Delete Propellant|Click this button to delete the selected propellant]]
rect 2 46 54 76 [[FileMenu|File Menu]]
rect 2 46 54 76 [[FileMenu|File Menu]]
rect 57 47 118 75 [[ActionMenu|Action Menu]]
rect 57 47 118 75 [[ActionMenu|Action Menu]]
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rect 86 562 134 585 [[Notes Tab|Notes tab for recording notes on a motor.  Will be saved with the motor.]]
rect 86 562 134 585 [[Notes Tab|Notes tab for recording notes on a motor.  Will be saved with the motor.]]
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[[Category:BurnSim 3 (Legacy)]]

Latest revision as of 10:04, 10 August 2026

This page documents BurnSim 3. See Main Page for current BurnSim 4 documentation. This page is kept for reference by users still running BurnSim 3.

Hover over or click on various fields in the image below to get more details on each field.

BurnSim Main WindowSelect an already imported dataset saved to the current motor fileSelect this box to include the selected dataset in the simulation graphImport test data from clipboardImport test data from CSV fileDelete selected datasetTrim rows from selected datasetDisplay of imported datasetNot yet implementedDiameter of nozzle throatUse Nozzle Calculations - when selected this will calculate thrust coefficient based on nozzle dimensionsExit Diameter of the nozzleExpansion Ratio of the nozzleAmbient atmospheric pressureEfficiency - Thrust calculations are based on ideal conditions which are not normally encountered in real life. Select a value here like 90% as needed.Nozzle Erosion - Erosion of the nozzle throat diameter over timeThrust Coefficient - Specify this if you wish to use a given thrust coefficient for thrust calculations instead of calculating from nozzle dimensions.File MenuAction MenuSettings MenuView MenuHelp MenuGrain Type for specified/highlighted grainsPropellant for specified grain selected from propellant databaseGrain LengthGrain DiameterGrain Core DiameterCore Offset, Fin Thickness, etc - this field will change depending on the type of grain selectedNumber Of Points when a star grain is selected - this field will change depending on the type of grain selected Number Of Points when a star grain is selected - this field will change depending on the type of grain selectedFin Length for finocyl grains - this field will change depending on the type of grain selectedInhibited Ends - select the number of inhibited ends for the grain(s). Can be 0-2.Add Grain - this button adds a grain with the specified propertiesDelete Grain - this button will delete any grains selected in the gridUpdate Grain - this button will update any grains selected in the grid with the properties specified.Grain Up - moves the grain up in the motorGrain Down - moves the grain down in the motorDisplayes motor grains and propertiesImage of the selected grain cross sectionFuture feature where a longitudinal cross section of the motor will be displayedOpen a BSX FileStart a new motor simulationSave current motor diskExport current motor to ENG file for use in flight simulatorsExport current motor data to CSV for consumption in other applicationsRun simulationEnter this tab for nozzle propertiesEnter this tab for editing propellantsOptions for startup transients. Not currently implementedNot yet implementedEnter here to view simulation results summaryEnter here to modify colors and turn graph lines on/offEnter here to import test data and view previously imported test dataSpecify start value for X axis, useful for zooming in on specific parts of the burnSpecify end value for X axis, useful for zooming in on specific parts of the burnFor motors with a long tail-off, can specify a % of max thrust to designate motor burnout and end the simulationSimulation Results are displayed hereEnter here to view simulation graphNotes tab for recording notes on a motor. Will be saved with the motor.
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