JB-T 6540-1993 制动器 术语

J19JB/T654019931993-07-271994-07-01()1122.1brake()2.2directcontactbrake()2.3nondirectcontactbrake()2.4frictionbrake()2.5nonfrictionbrake()2.6normallydisengagedbrake2.7normallyengagedbrake2.8nondirectionalbrake2.9twodirectionalbrake()2.10drybrake2.11wetbrake2.12hydraulicallycontrolledbrake()2.13pneumaticallycontrolledbrake()1993-07-27JB/T654019931994-07-01()JB/T6540199322.14electromagneticbrake()2.15inertiabrake()2.16gravitybrake()2.17centrifugalbrake()2.18mechanicallycontrolledbrake()2.19manualbrake()2.20selflockingbrake()()2.21jawbrake()2.22drumbrake2.23bandbrake2.24diskbrake2.25conebrake2.26blockbrake2.27exfernal-contactingbrake()2.28internalexpandingbrake()2.29wedgebrake()()()2.30cambrake()()()JB/T6540199332.31wheelcylinderbrake()()()2.32pushrodbrake()()()2.33oneshoebrake2.34twoshoebrake2.35leadingshoebrake2.36trailingshoebrake2.37pneumatictubebrake2.38magneticparticlebrake2.39electromagneticwhirlpoolbrake2.40magneticremanencebrake2.41waterwhirlpoolbrake2.42safetybrake()()33.1brakingpart()3.2drivingpart()3.3basepartJB/T6540199343.4clearanceadjustingpart()3.5alarmpart3.6protectionpart3.7brakelining3.8brakeshoe3.9brakeshoeassembly3.10brakedrum3.11brakedisk3.12brakepincerspart3.13brakecaliperplateyoke3.14brakearm()3.15brakepad3.16shoesofbrakes3.17shoesassemblyofbrakes3.18mainspringpart3.19pushrodpart3.20brakewheel3.21brakesteelJB/T6540199353.22brakelining3.23brakebelt3.24leverpart3.25leadingshoe3.26trailingshoe3.27pneumatictube3.28brakepiece()3.29internalconeplate3.30externalconeplate44.1FfNbrakingforce()4.2TfNmbrakingtorque()Tf=FfRFfNRm4.3FsNapplicationforce4.4TtNmloadtorque()4.5GD2eqtotalequivalentflywheeltorque()JB/T6540199364.6levelbraking()4.7verticalbraking4.8brakehysteresis114.9tmsreactiontimeofbrake()4.10tasactiveworkingtime()4.11tfstotalworkingtime4.12tssmainworkingtime4.13trsreleasetime4.14tbsincreasingtimeofbraketorque23JB/T654019937234.15Samactivebrakingdistance()4.16Sfmtotalbrakingdistance()4.17EJ/cm2unitfrictionwork4.18AW/cm2unitfrictionpowerJB/T6540199384.19EJ/cm2allowablefrictionwork4.20AW/cm2allowablefrictionpower4.21fHzbrakingfrequency4.22nbr/minbrakingrotationalspeed()4.23am/s2brakingdeceleration()4.24amm/s2beanbrakingdeceleration4.25Kcm3/Jwearrate()4.26qthermicloadvalueq=EA4.27qallowablethermicloadvalue4.28znumberofbrakingpairs4.29heatfade4.30degeneration()4.31recuperation()4.32overrecovery()4.33buildup()4.34heatcracksJB/T654019939()4.35brakingpartswell4.36brakingdrag4.37brakechatter4.38brakenoise4.39brakinghop()4.40brakingfailure()4.41brakingsafetycoefficientTTt4.42brakeefficiencyFFs4.43mmretractdistanceofbrakeshoe4.44Ancm2nominalareaofbrakelining4.45Apcm2apparentareaofbrakelining4.46Arcm2realcontactareaofbrakelining4.47PnMPanominalspecificpressureofbrakelining4.48PpMPaapparentspecificpressureofbrakeliningJB/T65401993104.49PrMParealspecificpressureofbrakelining4.50PMPaallowablespecificpressureofbrakelining4.51brakingrate()JB/T65401993JB/T65401993*2100044*88012301/163/416,000199441994400,0015006.001433