品牌:力士乐
发货:3天内
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武穴黎翔机电设备有限公司,询价联系人:何女士
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R900925687 4WRAE10W1-30-22/G24N9K31/F1V
0811402141 DBETBEX-1X/315G24K31F1M
D634-371C R24K02MONSS2
PFC-120
DHI-0711/SP-6-67-24DC
DHI-0631/2/SP-667-24DC
DHI-0713/S-667-24DC SP-HP-65/A10
SP-HP-135/A10 DHI-0714/13 DHI-0710/13
E-ATR-6/400/I
MAP-040/20
E-ATR-6/400/I
KM-014/210
HQ-012
KR-014
DK1-1631/2 220V SP-666
SP-ZM-7P
DKI-1711
DPZO-AE-3-73-D5/G
DPZO-LE-2-73-D5-I-G
KM-015/350
DHI-0613/2-X-24DC
DHI-0713/X-24DC
DHI-0731/X-24DC
DHI-075-1/2-X-24DC
DHI-1-71-3-X-24DC
DLOH-3A-U-X-24DC
DLOH-3C-U-X-24DC
DLOH-3C-O-X-24DC
DPHI-2631/2/H-X-24DC
DPHI-2713/H-X-24DC
DPHI-2-75-1/2/H/D-X-26DC
DPHI-3-71-3/H-X-27DC
DPHI-3-75-1/2/H-X-28DC
另一种是连续控制:阀口可以根据需要打开任意一个开度,由此控制通过流量的大小,这类阀有手动控制的,如节流阀,也有电控的,如比例阀、伺服阀。
R900205520 2FRM 6 B76-3X/10QMV
R900209927 2FRM 6 B76-3X/10QRV
R900205521 2FRM 6 B76-3X/16QMV
R900205522 2FRM 6 B76-3X/16QRV
R900205523 2FRM 6 B76-3X/25QMV
R900205524 2FRM 6 B76-3X/25QRV
R900437338 MG6G1X/V
R900438885 MG8G1X/V
R900422145 MG10G1X/V
R900437653 MG15G1X/V
R900422150 MG20G1X/V
R900413979 MG25G1X/V
R901196137 MG30G1X/
R900422153 MG30G1X/V
R900423340 MK6G1X/V
R901226940 MK8G1X/
R900423343 MK8G1X/V
R900420289 MK10G1X/
R900424579 MK10G1X/V
R900423326 MK15G1X/V
R901224660 MK20G1X/
R900423328 MK20G1X/V
R900423330 MK25G1X/V
R900423333 MK30G1X/V
所以使用比例阀或伺服阀的目的就是:以电控方式实现对流量的节流控制(当然经过结构上的改动也可实现压力控制等),
9PCM400S-V
9PCM600S
9PCM800S
9PCM800SF
9PCM400SF
9PCM600SF
9PCCM1200S
9PCCM1200ST
9PCCM1600S
9PCCM400S
9PCCM400S-V
9PCCM600S
9PCCM800S
9PCCM600SS
PCM1020S
PCM1020ST
PCM1200S
PCM1200S-V
PCM1200SF
PCM1200SF-V
PCM1220S
PCM1220ST
PCM1600S
PCM1620S
PCM1620SF
PCM400S
PCM400S-V
PCM400SF-V
PCM400ST
PCM600S
PCM600S-V
PCM600SF-V
PCM600SS
PCM600SX4632
PCM620S
PCM620S-V
PCM620SF
PCM800S
PCM800S-V
PCM800SF
PCM800SS
PCM800ST
PCM800ST-V
PCM800S20x4632
PCM820S
PCM820S-V
PCM820SF
PCM820SF-V
PCM820SSXB011
PCM820S20x4632
PCCM1020S
PCCM1020SF
PCCM1200S
PCCM1200S-V
PCCM1200ST
PCCM1220S
PCCM1220S-V
PCCM1600S
PCCM1600S-V
PCCM1620S
PCCM1620S-V
PCCM1620SF
既然是节流控制,就必然有能量损失,伺服阀和其它阀不同的是,它的能量损失更大一些,因为它需要一定的流量来维持前置级控制油路的工作。GHM1A-R-4-E1 GHM1A-R-5-E1 GHM1A-R-6-E1 GHM1A-R-7-E1 GHM1A-R-9-E1 GHM1A-R-11-E1 GHM1A-R-13-E1 GHM1A-R-16-E1 GHM1AQ-R-4-E1 GHM1AQ-R-5-E1 GHM1AQ-R-6-E1 GHM1AQ-R-7-E1 GHM1AQ-R-9-E1 GHM1AQ-R-11-E1 GHM1AQ-R-13-E1 GHM1AQ-R-16-E1 GHM2-R-6-E1 GHM2-R-9-E1 GHM2-R-10-E1 GHM2-R-12-E1 GHM2-R-13-E1 GHM2-R-16-E1 GHM2-R-20-E1 GHM2-R-22-E1 GHM2-R-25-E1 GHM2-R-30-E1 GHM2-R-34-E1 GHM2-R-37-E1 GHM2-R-40-E1 GHM2A-R-6-E1 GHM2A-R-9-E1 GHM2A-R-10-E1 GHM2A-R-12-E1 GHM2A-R-13-E1 GHM2A-R-16-E1 GHM2A-R-20-E1 GHM2A-R-22-E1 GHM2A-R-25-E1 GHM2A-R-30-E1 GHM2A-R-34-E1 GHM2A-R-37-E1 GHM2A-R-40-E1 GHM2A3-R-6-E1 GHM2A3-R-9-E1
伺服阀的主阀一般来说和换向阀一样是滑阀结构,只不过阀芯的换向不是靠电磁铁来推动,而是靠前置级阀输出的液压力来推动,这一点和电液换向阀比较相似,只不过电液换向阀的前置级阀是电磁换向阀,而伺服阀的前置级阀是动态特性比较好的喷嘴挡板阀或射流管阀。 ALP4E-D-220,ALP4E-D-250,ALP4E-D-270,ALP4E-D-300,ALP4A-D-130,ALP4A-D-160,ALP4A-D-190,ALP4A-D-220,ALP4A-D-250,ALP4A-D-270,ALP4A-D-300,GHP1-D-2,GHP1-D-3,GHP1-D-4,GHP1-D-5,GHP1-D-6,GHP1-D-7,GHP1-D-9,GHP1-D-11,GHP1-D-13,GHP1-D-16,GHP1-D-20,GHP1A-D-2,GHP1A-D-3,GHP1A-D-4,GHP1A-D-5,GHP1A-D-6,GHP1A-D-7,GHP1A-D-9,GHP1A-D-11,GHP1A-D-13,GHP1A-D-16,GHP1A-D-20,GHP1AQ-D-2,GHP1AQ-D-3,GHP1AQ-D-4,GHP1AQ-D-5,GHP1AQ-D-6,GHP1AQ-D-7,GHP1AQ-D-9,GHP1AQ-D-11,GHP1AQ-D-13,GHP1AQ-D-16,GHP1AQ-D-20,GHP1A2-D-2,GHP1A2-D-3,GHP1A2-D-4,GHP1A2-D-5,GHP1A2-D-6,GHP1A2-D-7,GHP1A2-D-9,GHP1A2-D-11,GHP1A2-D-13,GHP1A2-D-16,GHP1A2-D-20,GHP2-D-6,GHP2-D-9,GHP2-D-10,GHP2-D-12,GHP2-D-13,GHP2-D-16,GHP2-D-20,GHP2-D-22,GHP2-D-25,GHP2-D-30,GHP2-D-34,GHP2-D-37,GHP2-D-40,GHP2-D-50,GHP2A-D-6,GHP2A-D-9,GHP2A-D-10,GHP2A-D-12,GHP2A-D-13,GHP2A-D-16,GHP2A-D-20,GHP2A-D-22,GHP2A-D-25,GHP2A-D-30,GHP2A-D-34,GHP2A-D-37,GHP2A-D-40,GHP2A-D-50,GHP2A3-D-6,GHP2A3-D-9,GHP2A3-D-10,GHP2A3-D-12,GHP2A3-D-13,GHP2A3-D-16,GHP2A3-D-20,GHP2A3-D-22,GHP2A3-D-25,GHP2A3-D-30,GHP2A3-D-34,GHP2A3-D-37,GHP2A3-D-40,GHP2A3-D-50,GHP2BK1-D-6,GHP2BK1-D-9,GHP2BK1-D-10,GHP2BK1-D-12,
也就是说,伺服阀的主阀是靠前置级阀的输出压力来控制的,而前置级阀的压力则来自于伺服阀的入口p,假如
R900484616 M-SR10KE00-1X/V
R900361983 M-SR25KE00-1X/
R900361982 M-SR10KE50-1X/
R900357739 M-SR25KE02-1X/
R900357445 M-SR25KE05-1X/V
R900357438 M-SR8KE02-1X/
R900356970 M-SR30KE02-1X/V
R900356291 M-SR10KE00-1X/
R900356258 M-SR8KE50-1X/
R900352608 M-SR30KE00-1X/
R900351943 M-SR25KE50-1X/
R900350797 M-SR30KE05-1X/V
R900350795 M-SR20KE05-1X/V
R900350794 M-SR15KE05-1X/V
R900348943 M-SR15KE02-1X/
R900348818 M-SR15KE50-1X/
R900348666 M-SR30KE15-1X/
R900348632 M-SR10KE05-1X/V
R900348453 M-SR25KE15-1X/
R900348329 M-SR8KE30-1X/
R900348318 M-SR20KE50-1X/
R900346936 M-SR10KE30-1X/
R900346859 M-SR20KE15-1X/
R900346858 M-SR15KE15-1X/
R900346083 M-SR8KE05-1X/
R900346082 M-SR15KE30-1X/
R900345961 M-SR30KE30-1X/
R900345745 M-SR10KE02-1X/
R900345744 M-SR20KE02-1X/
R900345743 M-SR30KE02-1X/
R900345372 M-SR15KE05-1X/
R900344919 M-SR30KE05-1X/
R900344778 M-SR25KE05-1X/
R900344549 M-SR10KE05-1X/
R900340979 M-SR20KE05-1X/
R900313960 SEALKITM-SR20KE.-1X/V
R900313945 SEALKITM-SR10KE.-1X/
R900306740 M-SR52KE05-1X/
R900306436 M-SR62KE30-1X/
R900301907 M-SR20KD30-1X/
R900301902 M-SR30KD15-1X/
R900301895 M-SR30KD05-1X/
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