Flowmaster教程 The FLOWMASTER System

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1、NUT 6.3 Slide 1 of 41 Section 2 : The FLOWMASTER System NUT 6.3 Slide 2 of 41 General menu optionsStandardWindowsfeatures NUT 6.3 Slide 3 of 41 Options File Locations Displays current settings Allows for modifications NUT 6.3 Slide 4 of 41 Choosing a DataManager Select Browse to select the DataMngr.

2、FMmng NUT 6.3 Slide 5 of 41 Starting a FLOWMASTER session Project Details Security NUT 6.3 Slide 6 of 41 Project window Push Pin Add Details About the Project Project Units Pack/Unpack Create New Network NUT 6.3 Slide 7 of 41 Create new network Name Owner Description NUT 6.3 Slide 8 of 41 Training w

3、indow12 3 4 5 6 7 8910 NUT 6.3 Slide 9 of 41 Complete network drawing NUT 6.3 Slide 10 of 41 Overall view Drawing AreaFamily Toolbar Pull down menus NUT 6.3 Slide 11 of 41 Family toolbarsSingle Phase Fluid PowerAccumulatorsAir ConditioningAirside SystemBendsCOM ControllersControllersDiaphragm PumpsR

4、eservoirsSolidsSources AccumulatorsAir ConditioningAirside SystemCheck ValvesCOM ControllersLoadsLubrication SystemsLossesMiscellaneousMotorsDiscrete LossesElectro-MechanicalHeat ExchangerJunctionsLubrication SystemsMiscellaneousOrificesPipesSupercomponentsTransitionsValvesWiers ControllersCyclinder

5、sDCVsElectro-MechanicalFuel-InjectionHeat ExchangerPipes and PassagesPumpsReservoirs and SourcesSolidsSupercomponentsValve DynamicsValve NUT 6.3 Slide 12 of 41 Commands toolbarAdd selected componentAdd selected pipeAdd selectionIndividual selectionGroup selectConnectDeleteMirror in x-axisMirror in y

6、-axisRotateCut pipeWaypointFind by type ViewTextUndoRedo NUT 6.3 Slide 13 of 41 Zoom inZoom outPanSelection box to windowOverview in boxOverview in windowZoom toolbar The zoom functions apply to network diagrams and re-scale Component symbols NUT 6.3 Slide 14 of 41 Text options There are 3 types of

7、text: node text component text network text Invoked by selecting from the toolbarComponent text fontComponent text on/offNode text font Node text on/offNetwork text fontNetwork text on/offAdd network textMove textRenumber NUT 6.3 Slide 15 of 41 Text options Text can be associated to the nearest comp

8、onent or super-component The options can be accessed by alternate clicking on the network schematic NUT 6.3 Slide 16 of 41 Configuration files Network configuration settings can be defined Allowing changes to colours, text and options These can be stored as group or individual preferences NUT 6.3 Sl

9、ide 17 of 41 Component data entry Allows selection of different friction options(NB. Steady State filter set)Collection ofcomponentsto updateSubformexpanded Information aboutthe specific dataitem NUT 6.3 Slide 18 of 41 Copy data Any data item that has a tick is copied Copy Method: In collection Not

10、in collection Same family Different family NUT 6.3 Slide 19 of 41 Component data required Upstream pressure source total pressure = 1.5 bar Discrete loss area = 7.85x10-3 m2 forward loss coefficient = 50 reverse loss coefficient = 50 Pipe length = 100 m friction option 1 roughness = 0.025 mm diamete

11、r = 0.1 m Orifice pipe diameter = 0.1 m orifice diameter = 0.05 m Downstream pressure source total pressure = 1 bar NUT 6.3 Slide 20 of 41 Component collection criteria NUT 6.3 Slide 21 of 41 Node data entry Specifycollection of nodesAdd specficnode numberto listTable of nodaldata NUT 6.3 Slide 22 o

12、f 41 Node collection criteria NUT 6.3 Slide 23 of 41 Node data required Elevations shown All nodes are wet No nodes have the autovap model 5m 5m 0m 0m NUT 6.3 Slide 24 of 41 General data Same sheet as for component data entry Data required : fluid type Water (SS) Hydrol 46 (FS) ambient temperature =

13、 20 oC atmospheric pressure = 1 bar Start NUT 6.3 Slide 25 of 41 AnalyseProceed with analysis?Analysis progressAnalysis completed Success? View Errors if NoView warnings if Yes NUT 6.3 Slide 26 of 41 Errors, Warnings and Log Files Error File written to if analysis fails error messages point to the p

14、roblem empty if run successful Warning File contains assumptions made non-convergence warnings parameter out of range and curve extrapolation warnings Log File record of general data entries record of fluid properties repeat of errors and warnings tabulated results data can be customised NUT 6.3 Sli

15、de 27 of 41 Results List of results available Gives details to help identify particular results sets Open, description and delete options become available when the result is selected NUT 6.3 Slide 28 of 41 Component results Can draw resultson network including colour codingCreate gradient of results

16、 Can obtainlist of resultsSteady stateresults NUT 6.3 Slide 29 of 41 Node results Can collect nodes to display results Plot graphof resultsCan see resultson networkdiagramTable of node results NUT 6.3 Slide 30 of 41 Node result Pressures at node level displayed on network diagram NUT 6.3 Slide 31 of

17、 41 Node Result Plottingarea Three buttons that allow single line on graph overlay facility keep graph when another is plotted NUT 6.3 Slide 32 of 41 Same example - transient Model a transient event in this case, a varying upstream pressure Need some additional data assign pressure vs time curve mod

18、el an elastic pipe with wave speed of 1000 m/s time step = 0.011s analysis run for 5s Review results NUT 6.3 Slide 33 of 41 Assign a performance curve Curve Surface Equation Stored within an expandable database Will cover the database features later NUT 6.3 Slide 34 of 41 Curve selection NUT 6.3 Sli

19、de 35 of 41 Run-Time Displays Run-time colours can be applied to a visible schematic to indicate varying Pressure Flow Rate Temperature Run-time graphs can also be displayed These are covered later NUT 6.3 Slide 36 of 41 Transient results Can plot graphs of time history variations Different ways of

20、viewing time varying results View results froma branch of a componentDifferent ways of viewing the results independent of time Select an internal node within the pipeWith Time selected results can be animated after analysis List of components in the network NUT 6.3 Slide 37 of 41 Transient results C

21、an overlay component and node results Can overlay results with different units can re-stack the axes NUT 6.3 Slide 38 of 41 View of log file Data contained can be customised Useful if wish to extract certain results e.g. for inclusion in a report Define in Report when results selected Can also view

22、warnings and errors files NUT 6.3 Slide 39 of 41 Creating a customised log fileSelect here to view entire log fileSelect here to customise Select to view errors or warnings filesTo view the log file as defined belowCan add new customised log file, edit an existing one or delete one. This area is specific to AC analyses and provides different options for displaying P-h diagrams. NUT 6.3 Slide 40 of 41 Customising a log file Can define data to include component node specific parameters NUT 6.3 Slide 41 of 41 The log fileThe standard log file A customised log file