JBT 7141-1993 颗粒饲料分级筛 试验方法

B93JB/T714119931993-11-211994-03-01112GB3768GB566733.13.23.2.13.2.23.2.313.2.4A3.323.3.1200g120/min70mm1min1~310011×=WWM110022×=WWM210033×=WWM3M1%M2%M3%WgW1gW2gW3g3.3.21993-11-21JB/T714119931994-03-01JB/T71411993234LmV=4Vg/cm3mgLcm33.3.331055100sgs×−=)(12h−−=∑=nHHSnii6Sh%Hii%H%n3.415min333.4.13.4.23.4.33.4.4GB37683.5333.5.1200g120/min70mm1min7100×+=ixisisi=123%WisigWixigJB/T7141199333.5.21min8TWE4c3600=8Eckg/hW4kgTs3.5.33.5.43.5.53.5.63.4.43.5.73.5.7.124h1h0.4mg3.5.7.23.5.7.320~60L/min10min3.5.7.415min3.5.7.51m1.2m3.5.7.624h3.5.7.72220%910022121n×+−=NNNNN9Nn%N1N2mg/m33.5.7.83.5.7.91011012)(1000VWWN−=10Nmg/m3W1mgW2mgV0L00)273(273PtPVV+=11PPaVLtP0P0=101325Pa3.5.8JB/T7141199341h3.5.912BEEck=12Ekkg/mhBm3.5.1013AEEcm=13Emkg/m2hAm23.5.1114cfd1000ENE=14EdkWh/tNfkW3.5.1215100eff×=NNη15f%NekW44.14.24.2.1300h4.2.23.24.3GB56672.34.44.4.1334.4.244.4.3564.4.4a.b.c.d.JB/T7141199354.54.5.116bbbTWE=16Ebt/hWbtTbh4.5.217bbbdWNE=17EbdkWh/tNbkWh4.5.318100gss×∑+∑∑=TTTK18K%TshTgh4.5.419100tbsstb×∑+∑∑=TTTK19Ktb%Ttbh5a.b.c.d.e.f.g.h.i.JB/T7141199361mmmmm2mmmin–1kWmmkg2%mm%%g/cm3ggggM1%M2%Μ3%JB/T7141199373123mmmin–1VAkWhkWhskWdBAmmmin–1VAkWhkWhskWkWkgskg/h1%2kg/mhkg/m2hkWh/tJB/T7141199384~min~min~min~mintkWhkWhkWh12345ht/hkWhkWh/tJB/T7141199395th6mmmmthJB/T7141199310A112111500kg200g10.1g111125mm0.02mm12m11NJ422—86JB/T71411993JB/T71411993*2100044*88012301/167/820,000199411994115006.001457