JB-T 7723.2-1995 背负式喷雾喷粉机 试验方法

B91JB/T7723.219951995-06-201996-01-01()I11213142513A15B16C17JB/T7723.21995()112GB2624GB5667GB6959GB9239NJ20433.13.21%3.3ab2004%cd3.411995-06-20JB/T7723.219951996-01-01JB/T7723.21995210.5%1%1s0.5dB10%0.1kg1%FS2.510kPa10kPa10%FS1%+144.14.1.11h234.1.25minCC1=nnnminmax−100%1nmaxr/minnminr/minnr/min4.1.34.1.44.1.230min10mm4.24.2.15minCC230minJB/T7723.2199534.2.24.2.2.120mA10dB–10~+305m/s4.2.2.21m1.5m4~8A4.2.2.345°10cm1A3CC333dBA14.2.325kg6~950N3CC44.34.3.15~73CC5Qi=iitg∆∆2Qikg/mingikgtiminQ=∑=niiQn113JB/T7723.219954Qkg/minnS=()2/11211−−∑=niiQQn4SV=QS100%5V4.3.2CC54.3.31m2m/sCC610/cm24.3.42m/sCC64.3.5CC64.3.64.3.6.15~2580%2~3mm104.3.6.21m15cm1010010m8~12NJ2044.3.6.3aCC7di3=∑=mjiijnd13/6dimdijmniJB/T7723.219955Vi=6πdi3nI7ViV=∑=kiiV1=6π∑=kiiind138Vk50%b216%50%84%22YX4.44.4.14.4.1.1345800mm20101.3103Pa50%1.2kg/m31~1.314°JB/T7723.2199561234567891031234567891041234567895tD1/4~1/6l3t6JB/T7723.21995762m/s0.1547850mm=d/D0.22~0.80Re5103~107GB262495%1010712348JB/T7723.2199589r1=0.316Rr2=0.548Rr3=0.707Rr4=0.837Rr5=0.949R104.4.1.27CC81145°1.5mAJB/T7723.219959114.4.1.312CC9124.4.1.4aa.1p=pst+pd9JB/T7723.2199510pPapstPapdPaa.2pd=22212=AQAQgργ10Qm3/sAm2γN/m3ρkg/m3gm/s2pd=2dnd2d1+++npppLL11pd1pd2pdnPaa.3pst=pe+12pePaPa=0.025Dlapd13lamDmbQ=nru2pa∆ρραε14AAam2pnParukg/m3ru=aruaastruTpTpTpTpaastaρ≈pstruTruPaKapaTakg/m3PaKpstTPaKJB/T7723.2199511Q=Aρ/2dp15cPsh=()09550MMn−16PshkWMNmM0NmPu=1000Qp17PukWNst=1000stQp18NstkWPu2=10002Qp19Pu2kWp2Pad=shuPP100%20st=shstPP100%21gr=shu2PP100%22stgreQ0=Qnn023p0=p200nnγγ24P0=300nnPγγ25LP0=LP+50lg0nn260=27Q0p0P0LP000n0QpPLPn=g=pa/RTJB/T7723.2199512paPaTKRR=286.85Nm/kgKγγ0=ρρ0=0aa0TTpp×4.4.2gmmBgmmGB9239UperUper=nmπ300003.6×=nm6016128nr/minmkg4.4.31.335min4.4.41min4.54.5.14.5.24.5.34.64.6.1a8hb100hJB/T7723.2199513MTTFF=+∑∑=−=rirnjjittr11129MTTFFhnrr=0r=1tiihtjjhhc200hK=∑∑∑+zgzTTT100%30Kh∑zTh∑gTh4.6.2200h500h4.74.7.14.7.24.7.3GB5667NJ204200h55.1abJB/T7723.2199514cdef5.2ab5.3CJB/T7723.2199515AA1Re=4Q/DReA1A1Re451031042104310451041051061070.00250.010.050.100.150.200.250.300.360.410.60240.61100.63990.60050.60730.63150.65770.68390.70990.73660.76350.79760.59930.60500.62600.64970.67240.69540.71890.74360.77540.80460.59890.60390.62360.64590.66720.68900.71140.73490.76480.79240.59850.60310.62170.64250.66270.68320.70460.72690.75640.78190.59810.60250.62020.64010.65940.67910.69940.72060.74760.77260.59780.60180.61860.63780.65630.67510.69450.71460.73960.76240.59770.60160.61840.63750.65590.67460.69380.71360.73840.7609A2A2A2X=1.40p2/p141.00.980.960.940.920.900.001.00000.99300.98660.98030.97410.96810.101.00000.99240.98540.97870.97200.96540.201.00000.99180.98430.97200.96980.96270.301.00000.99120.98310.97530.96760.99590.401.00000.99060.98200.97360.96530.95720.411.00000.99050.98190.97340.96510.9569p1p2XX=1.40JB/T7723.2199516BB11.00mmRa1.6mB2200mmB3100.2mm45HRCRa1.6m250mm100mmB1B1JB/T7723.2199517CC1r/minkW/123456r/min%%C2r/minkW/min51015202530r/minr/minC3r/minkW/dBAdBA1234C4r/minkWJB/T7723.2199518/m/s2123456789C5r/minkW/12345678kg12s3123skg/minkg/min%kgC6r/minkW/JB/T7723.2199519m/sm1234567891011mmC7r/minkW/mninidi3di∑33iidniidn100%mJB/T7723.2199520C8r/minkWmmLm%M0NmPa12DmmN/m3dBAm2dmmr/minpePapnPaMN·mLPdBpdPaPapstPapPaQm3/sPukWPshkW%Q0m3/Spst0Papd0Pap0PaPsh0kWLP0dB1234567891011JB/T7723.2199521C9r/minkW/PshkWQm3/spPapstPapdPaPukWp2PaPu2kWst%%gr%JB/T7723.21995JB/T7723.21995*2100044*88012301/163/442,0001996119961150010.0095036