产品详情
PVE21 B2LSTE9F41C19VP11B13
PVH098L01AJ30A2500000020 010001
PVH098L01AJ30A2500000020 01AB01
PVH098L01AJ30B2520000010 01AB01
PVH098L02AJ30A2500000010 010001
PVH098L02AJ30B172000001A D20001
PVH098L02AJ30B2520000010 010001
PVH098L02AJ30B2520000010 01AP01
PVH098L02AJ30B252000001A D10001
PVH098L02AJ30B2520000020 010001
PVH098L02AJ30B252000AL10 01AP01 PVH098L02AJ30K2500000010 010001
PVH098L03AJ30A250000001A D1AA01
PVH098L03AJ30B252000001A D10001
PVH098L03AJ30B252000001A M10001
PVH098L03AJ30B252000AL1A D2AP01
PVH098L03AJ30B282000001A D10001
PVH098L13AJ30E252004001A D1AA01
PVH098L52AJ30B2420000010 010001
PVH098L52AJ30B252000001A D20001
PVH098R01AD30A2500000010 01AB01
PVH098R01AJ30A0700000020 01AB01
PVH098R01AJ30A1400000020 01AF01
PVH098R01AJ30A2500000010 010001
PVH098R01AJ30A2500000010 01AB01
PVH098R01AJ30A2500000010 01AB01
PVH098R01AJ30A2500000020 010001
PVH098R01AJ30A2500000020 01AB01
PVH098R01AJ30B2520000010 010001
PVH098R01AJ30B2520000010 01AB01
PVH098R01AJ30B2520000010 0A
PVH098R01AJ30B2520000020 01AB01
PVH098R01AJ30E2520090010 01AE01
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PVH098R01AJ30H002000AW10 01AB01
PVH098R01AJ30H002000AW20 01AB01
PVH098R01AJ70A2500000010 01AB01
PVH098R01AJ70B2520000010 01AB01
PVH098R01AJ70B2520000010 01AE01
PVH098R01AJ70E2520040010 01AE01
PVH098R02AJ30A2500000010 010001
PVH098R02AJ30A2500000010 01AB01
PVH098R02AJ30A2500000020 010001
PVH098R02AJ30B2520000010 010001
PVH098R02AJ30B2520000010 01AA01
PVH098R02AJ30B2520000010 01AB01
PVH098R02AJ30B252000001A D10001
PVH098R02AJ30B2520000020 010001
PVH098R02AJ30E2520040010 01AE01
PVH098R03AJ30B252000001A D10001
PVH098R03AJ30B252000001A D1AB01
PVH098R03AJ30B252000AL1A D1AP01
PVH098R13AJ30A070000001A D1AB01
PVH098R13AJ30A250000001A D1AB01
PVH098R13AJ30A250000001A
PVH098R13AJ30B252000001A PVH098R13AJ30E252010001A D1AE01
PVH098R13AJ30E252018001A D1AE01 PVH098R13AJ30H002000AW1A D1AB01 PVH098R13AJ70B252000001A D1AE01
PVH098R51AD30A0700000020 01AF01 PVH131L02AF30B252000001A J1AA01 PVH131L02AF30B252000AL10 01AP01
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PVH131L03AF30B2520000010 010001 PVH131L03AF30B252000001A D10001
PVH131L03AF30F282014001A T1AA01
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PVH131L13AF30B2520000010 010001 PVH131L16AF30B252000001A D10001
PVH131R02AF30B142000001A D20001
PVH131R02AF30B2520000010 010001 PVH131R02AF30B2520000010 01AA01
PVH131R02AF30B2520000020 01AA01 PVH131R03AF30B2520000010 010001
PVH131R03AF30B2520000010 01AB01
PVH131R03AF30B252000001A D10001
为了便于检修,蓄能器与管路之间应安装(截止阀),为了防止液压泵停车.
或泄载时蓄能器内的压力油倒流,蓄能器与液压泵之间应安装(单向阀)。
21.选用过滤器应考虑(过滤精度)、(通流能力)、( 机械强度)和其它功
能,它在系统中可安装在(泵的吸油口)、(泵的压油口)、(系统的回油路上)
和单独的过滤系统中。.
22.两个液压马达主轴刚性连接在-起组成双速换接回路,两马达串联时,其转
速为(高速);两马达并联时,其转速为(低速), 而输出转矩(增加)。串联
和并联两种情况下回路的输出功率(相同)。
23.在变里泵-变里马达调速回路中,为了在低速时有较大的输出转矩、在高速
时能提供较大功率,往往在低速段,先将(马达排里) 调至最大,用(变里泵)
调速;在高速段,(泵排童)为最大,用(变量马达)调速。
24.限压式变里泵和调速阔的调速回路,泵的流里与液压缸所需流里( 自动相
适应),泵的工作压力(不变);而差压式变里泵和节流阀的调速回路,泵输出
流童与负载流里(相适应),泵的工作压力等于(免载压力 )加节流阀前
后压力差,故回路效率高。
25.顺序动作回路的功用在于使几个执行元件严格按预定顺序动作,按控制方式
不同,分为(仂)控制和(行程)控制。同步回路的功用是使相同尺寸的执
行元件在运动上同步,同步运动分为(速度)同步和(位置)同步两大类 。
26.不含水蒸气的空气为(王空气);含水蒸气的空气称为(湿空气),所含水
分的程度用(湿度)和(含湿量)来表示。
27.理想气体是指(没有粘性的气体)。一定质里的理想气体在状态变化的某一
稳定瞬时,其压力、温度、体积应服从( 气体状态方程pV/T=常数)。
PVE21 B2LSTE9F41C19VP11B13


