使用PIC16F9XX微控制器热量表的设计

Heatinmanypartsoftheworldissuppliedtorooms

usinghotwaterandradiators.Aboilerinabasementor

adjoiningbuildingheatswaterandpumpsitthroughout

thebuilding.Radiatorsineachroomuseconvection

andradiationtodistributeheat.Bychangingtheflowof

waterthroughtheradiator,theamountofheatalsovar-

iesproportionally.Thistechnicalbriefwillshowthe

basicdetailstobuildinganelectronicheatmeter.TB1092DesigningHeatMetersusingPIC16F9XXMicrocontrollersAuthor:RodgerRicheyandEzanaHaileWatermetersoutputinthreeforms:cubicfeet,gallonsMicrochipTechnologyInc.orcubicmeters.Weneedtocalculatethemassflowrateintermsofkilogramspersecondforuseinourheattransferequation.ThefollowinglistshowstheINTRODUCTIONconversionfactorsfromeachofthethreewatermeteroutputsintokilograms.