| 產地:yczdh0037 |
西門子6RA70756DS220調速器參詳
西門子6RA70756DS220調速器參詳
西門子6RA70756DS220調速器參詳
按其工作原理
按其工作原理的不同,可分為機械式,氣動式,液壓式,機械氣動復合式,機械液壓復合式和電子式等多種形式。但應用*廣的當屬機械式調速器,其結構簡單,工作可靠,性能良好。
液壓調速器在感應元件和油量調節機構之間加入一個液壓放大元件(液壓伺服器),使感應元件的輸出信號通過放大元件再傳到油量調節機構上去,因此也叫間接作用式調速器。
液壓放大元件有放大兼執行作用,主要由控制和執行兩個部分組成。
1、無反饋的液壓調速器
其工作原理如下:
當負荷減小時,由曲軸帶動的驅動軸轉速升高,飛球的離心力增加,推動速度桿右移。於是,搖桿以A點為中心逆時針轉動,滑閥右移,壓力油進入伺服器油缸的右部空間。與此同時,油缸的左部空間通過油孔與低壓油路相通,其中的油被泄放。在壓差的作用下,伺服活塞帶動噴油泵齒條左移,以減少供油量。當轉速恢復到原來數值時,滑閥也回到中央位置,調節過程結束。
當負荷增加,轉速降低時,調速過程按相反方向進行。
從上述分析可知,調速器飛球所產生的離心力僅用來推動滑閥,因而飛球的重量尺寸就可以做得較小。而作為放大器的液壓伺服器的作用力,則可根據需要,選擇不同尺寸的伺服活塞和不同滑油壓力予以放大。
但是,在這種調速器中,因為感應元件直接驅動滑閥,無論它朝哪個方向往動,均難準確地回到原來位置而關閉油孔。這樣就使柴油機轉速不穩定,而產生嚴重的波動。
為了使調速器能穩定調節,在調速器中還要加入一個裝置,其作用是在伺服活塞移動的同時對滑閥產生一個反作用,使其向平衡的位置方向移動,減少柴油機轉速波動的可能性。這種裝置稱為反饋機構。
SPIET800 1
PCD3.M5360
PCD3.A460
PCD3.W340
PCD7.R562
PCD7.L200
PCD3.A410
DCU305R3 1
PSTX142-600-70 1
FX3-MPL100011 SICK 1pcs
2094-BMP5-S 面價 21913 1個
6AU1445-2AD00-0AA0 1
VFD9A0MS43ANSAA 1
VFD13AMS43ANSAA 1
1756-M08SE 面價45120 1個
2094-BM01-S 1 面價25584
2094-BM02-S 1 面價30590
6ES7241-1CH30-1XB0 1
VFD037E43A 1 1
R901002090 VT-VSPA2-1-20/V0/T1
6AV6542-0CC10-0AX0 1
6AV6545-0DA10-0AX0 1
6FC5247-0AF22-0AA0 1
AZM25KHF9AA5 1
A860-0382-T124 1
6SL3120-1TE21-0AA3 1
JAMSC-B2902V 臺 2
JAMSC-B2914V 臺 1
JAMSC-B2507V 臺 3
JAMSC-B2605AV DC24V輸入模塊 臺 1
1771-NT2 面價 101450
MITSUBISHI A273-UH-CPU A273UHCPU
MEASUREX 09437703 09437703
MEASUREX 05373000 05373000
MEASUREX 053630-00 05363000
MAXON SF-BRN-RSP SFBRNRSP
LEXIUM MHDA1198N00 MHDA1198N00
LANDIS & GYR PXC36-EF.A PXC36EFA
JOSLYN CLARK VC31U03415-76 VC31U0341576
JOHNSON CONTROLS NU-NCM300-700 NUNCM300700
ITE SIEMENS WMS12U WMS12U
ITE SIEMENS LMXD63B700 LMXD63B700
ISSC 9010-036 9010036
INDRAMAT TDM3.2-020-300-W0 TDM32020300W0
INDRAMAT TDM-1.2-50-300-W1-115 TDM1250300W1115
INDRAMAT TDM1.2-50-300-W1 TDM1250300W1
INDRAMAT TDM1.2-050-300-W1-000 TDM12050300W1000
INDRAMAT MDD-112D-N-030-N2M-130PB2 MDD112DN030N2M13
INDRAMAT MDD093C-N-040-N2M-110GB0 MDD093CN040N2M11
INDRAMAT MAC112B-0-LD4-C/130-A-0/W1520LV/S005 MAC112B0LD4C130A
INDRAMAT KDS-1.3-100-300-W1/S104 KDS13100300W1S10
INDRAMAT KDS1.1-100-300-W1-220 KDS11100300W1220
INDRAMAT DSC3.1-150-115 DSC31150115
IMAJE ENM20332 ENM20332
HORIBA FIA-23A FIA23A
HONEYWELL FF-SEDGE6G2-1 FFSEDGE6G21
HONEYWELL 51400855-100 51400855100
GIDDINGS & LEWIS M.1018.3035 M10183035
GIDDINGS & LEWIS 502-03963-60 5020396360
GETTYS M122-B3BA-900F M122B3BA900F
GETTYS 110-232 110232
GENERAL ELECTRIC SPM-0-0 SPM00
GENERAL ELECTRIC 125D4413G3 125D4413G3
GENERAL ELECTRIC 125D4325G2 125D4325G2
GENERAL ELECTRIC 125D3644G2 125D3644G2
GE FANUC IC3606SPCC1H IC3606SPCC1H
GE FANUC IC3606SPCC1D IC3606SPCC1D
GE FANUC IC3600SSVA1 IC3600SSVA1
FOXBORO D0148MP D0148MP
FOXBORO B0133LA B0133LA
FISHER ROSEMOUNT 01984-4164-0004 0198441640004
FANUC A20B-0007-0010 A20B00070010
FANUC A20B-0005-0711 A20B00050711
FANUC A16B-0190-0170 A16B01900170
FANUC A06B-6059-H208 A06B6059H208
FANUC A06B6059C212 A06B6059C212
FANUC A06B-6058-H007 A06B6058H007
FANUC A06B-6050-H004 A06B6050H004
FANUC A06B-6050-H002 A06B6050H002
FANUC A06B-1003-B100 A06B1003B100
FANUC A06B-0651-B011 A06B0651B011
FANUC A06B-0651-B005 A06B0651B005
FANUC A06B-0502-B751 A06B0502B751
FANUC A06B-0368-B231 A06B0368B231
EG&G 15-1 151
DOLAN JENNER SS7B481MDO SS7B481MDO
DOHRMANN 14-7045-000 147045000
CUTLER HAMMER SV9015AC-5M0B00 SV9015AC5M0B00
CUTLER HAMMER P3BDK3400GN P3BDK3400GN
CUTLER HAMMER NS360900A NS360900A
CUTLER HAMMER DH363UWK316 DH363UWK316
CUTLER HAMMER 92-01815-03 920181503
CUTLER HAMMER 92-00420-04 920042004
CONTROL TECHNIQUES MGE-4120-CONS-0000 MGE4120CONS0000
CONTROL TECHNIQUES FX-6120 FX6120
COMPUMOTOR MPM1902FRMM-963 MPM1902FRMM963
COGNEX IS5100-10 IS510010
COGNEX 800-5855-1B 80058551B
CISCO UCS-IOM-2208XP UCSIOM2208XP
BARDAC PLX15/36 PLX1536
BARDAC PLX115/270 PLX115270
BALDOR ZD18H440-EO-D ZD18H440EOD
BALDOR MB7-160-AB MB7160AB
BALDOR ID15H450-EO ID15H450EO
ASEA BROWN BOVERI R58113972 R58113972
ASEA BROWN BOVERI OETL-NF1600SW OETLNF1600SW
ASEA BROWN BOVERI 57771224 57771224
ASEA BROWN BOVERI 57520001-EV/9 57520001EV9
ASEA BROWN BOVERI 57310001-CX/5 57310001CX5
ASEA BROWN BOVERI 57310001-CX 57310001CX
ASEA BROWN BOVERI 3BSE005831R1 3BSE005831R1
ANN ARBOR 01940130 01940130
AMS CONTROLS MP304CL MP304CL
ALLEN BRADLEY SP-502979 SP502979
ALLEN BRADLEY MPL-B560F-MK24AA MPLB560FMK24AA
ALLEN BRADLEY 6500-PS7DSP 6500PS7DSP
ALLEN BRADLEY 6160-PCN1 6160PCN1
ALLEN BRADLEY 6153-NHBEFICBCDZ 6153NHBEFICBCDZ
ALLEN BRADLEY 570-DOB-47 570DOB47
ALLEN BRADLEY 505-EOD-23 505EOD23
ALLEN BRADLEY 2711-T9A2 2711T9A2
ALLEN BRADLEY 1775-S5 1775S5
ALLEN BRADLEY 1771-QI 1771QI
ALLEN BRADLEY 1771-NIS 1771NIS
ALLEN BRADLEY 1771-NB4S 1771NB4S
ALLEN BRADLEY 1756-RM FNFP 1756RM
ALLEN BRADLEY 1756-L62 1756L62
ALLEN BRADLEY 1755-L1 1755L1
ALLEN BRADLEY 152873 152873
ALLEN BRADLEY 150-B24NBDD 150B24NBDD
ALLEN BRADLEY 1395-B72-D2-P12-P51-X1 1395B72D2P12P51X
ALLEN BRADLEY 1395-B69-C1-P51-X1 1395B69C1P51X1
ALLEN BRADLEY 1394C-AM75-IH 1394CAM75IH
ALLEN BRADLEY 1391B-ESAA15-AQB 1391BESAA15AQB
ALLEN BRADLEY 1391B-AA15 1391BAA15
ALLEN BRADLEY 1388-AV60 1388AV60
ALLEN BRADLEY 1336VT-B050-EAS-FA2-L1 1336VTB050EASFA2
ALLEN BRADLEY 1336S-B030-AN-EN5 1336SB030ANEN5
ALLEN BRADLEY 1336S-B015-AA-EN-HA2-L6 1336SB015AAENHA3
ALLEN BRADLEY 1336S-B015-AA-EN-HA2-L5 1336SB015AAENHA2
ALLEN BRADLEY 1336-C010-EAD-FA2 1336C010EADFA2
ALLEN BRADLEY 1336-BDB-SP20D 1336BDBSP20D
ALLEN BRADLEY 1336-B030-EAF-S1 1336B030EAFS1
ALLEN BRADLEY 1336-B007-EAD-S1 1336B007EADS1
ALLEN BRADLEY 1326AB-C4C-11 1326ABC4C11
ALLEN BRADLEY 1326AB-C4B-11 1326ABC4B11
ALLEN BRADLEY 1326-ABC2F-11 1326ABC2F11
ALLEN BRADLEY 1326AB-C2E-11-K7 1326ABC2E11K7
ALLEN BRADLEY 1326AB-B410G-21-K4 1326ABB410G21K4
ALLEN BRADLEY 1326AB-B2E11A5 1326ABB2E11A5
ALLEN BRADLEY 1300-GTWY 1300GTWY
ACCURAY 061589-002 061589002