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Retract(活塞杆)伸出' X3 L) l* I; A$ \8 t$ @: G
Extension (活塞杆)缩回9 z- V3 ^3 m5 `# F9 |( ~8 F
Malfunction 误动作( u* d9 W. f/ O% ]( H
Pickling 酸洗
T* V8 W% B4 {3 ^) aFlushing 冲洗; b g' u9 q5 V( E4 D
Dipping process 槽式酸洗6 ]5 L& y+ x! j7 f' U; R ?
Re-circulation 循环
" U/ U( M, s, ~Passivity 钝化
- T. A5 i7 v: U- {Nitric acid 柠檬酸
# c- z4 ]' f. v1 PArgon 氩气2 H0 ?9 w. T7 T# F; q7 Y9 F
Butt welding 对接焊5 |4 [# D7 u# v# j# G! f. C
Socket welding 套管焊) q! q* q2 \7 b8 m/ E! b
Inert gas welding 惰性气体焊( N/ L6 Y, j* g# G
四、管接头, Y4 X" \3 ~/ o8 S$ S5 z
Bite type fittings 卡套式管接头( K. |1 \/ P7 s, j p
Tube to tube fittings 接管接头. X, E4 L% N& x) n$ Q
union 直通接管接头
$ G b T, [/ S; J% i union elbow 直角管接头
" R1 B' c5 Y b union tee 三通管接头
' y2 E/ _9 \5 y+ q( I2 e% l union cross 四通管接头& B' {' Y, R' {& w- [& v+ j: e
Mal stud fittings 端直通管接头* I! l% b8 K8 W& c0 E
Bulkhead fittings 长直通管接头5 b/ @( K ?) O5 J6 I" ^4 W0 B, W- n
Weld fittings 焊接式管接头# R! `) U u3 Q2 d1 B) o" p# ]
Female connector fittings 接头螺母
) M [2 _6 z# L0 z' c! uReducers extenders 变径管接头
+ S4 U2 ]" ^# T9 J2 RBanjo fittings 铰接式管接头
; ~$ q6 w, g- `, OAdjustable fittings/swivel nut 旋转接头
' g P- z+ c5 I- v; B五、伺服阀及伺服系统性能参数' ]- T# D; ^0 {0 ~( _. O7 }
Dynamic response 动态频响1 [) S, O- u' N9 C ?( E. M4 B; ^
DDV-direct drive valve 直动式伺服阀
1 i$ O' e, r ?! k5 bNFPA-National Fluid Power Association 美国流体控制学会
' Y0 U8 }% }9 H& U3 T$ bPhase lag 相位滞后
7 J+ i- G: E; S" N: ANozzle flapper valve 喷嘴挡板阀% D- e/ q% R: m9 f) m8 n* w
Servo-jet pilot valve 射流管阀 E+ a: p. R0 b( j/ `$ x. m) K! |+ @
Dither 颤振电流
" A7 X; U3 G4 H7 ]& ECoil impedance 线圈阻抗5 i6 H$ C& F% s& F$ i" w
Flow saturation 流量饱和5 {: r3 v9 y- h3 V
Linearity 线形度7 K. O: }* Y+ w# u2 f3 H) ~) n
Symmetry 对称性
# A* G$ u8 v B1 UHysterics 滞环3 `# Y$ P: S4 C/ R; E
Threshold 灵敏度 ]( k0 b# k% M
Lap 滞后
" }% F) @7 ]; n; d; S; H' Z( ?Pressure gain 压力增益5 b# ^1 y. `/ I0 j
Null 零位2 i3 I+ [! V4 ~* R% T( a1 V# I
Null bias 零偏
5 d7 i! T3 d* \8 L1 O) G8 oNull shift 零飘
, M0 m2 t: W9 ]+ S1 p' eFrequency response 频率响应
/ H! T6 x s8 PSlope 曲线斜坡
; W: a5 e, R8 s) G9 Z4 _; p6 m1 `Solenoid valve 电磁阀/ z @2 E$ a. y( t1 r
Check valve 单向阀
% c9 y" w3 |( t) l+ fCartridge valve 插装阀8 E" E1 K" _0 y9 a
Sandwich plate valve 叠加阀' \ f2 C/ {& Y/ z e: }4 t
Pilot valve 先导阀1 k) D: y" y( m
Pilot operated check valve 液控单向阀
6 m% x" `; B- L. PSub-plate mount 板式安装" r" j+ o: ]3 E! K* g a Q
Manifold block 集成块0 v7 V/ i5 \2 s
Pressure relief valve 压力溢流阀* D6 h- k# u. n5 U
Flow valve 流量阀7 t- u( d; N8 x2 B0 t6 x) c; Y
Throttle valve 节流阀/ F m& I2 Y+ K
Double throttle check valve 双单向节流阀
' W, B5 i4 g' e7 |" d' m/ vRotary knob 旋钮
1 J8 D! W+ O% ~2 s: [Rectifier plate 节流板
0 P- v7 Y p( s- ~: c. TServo valve 伺服阀
9 G4 n6 J a0 zProportional valve 比例阀
8 u3 ~( p8 U& ~Position feedback 位置反馈
5 y* }: M L# k/ q3 ~) ZProgressive flow 渐增流量" E) T5 a9 j- ?# C4 u' m
De-energizing of solenoid 电磁铁释放
; {3 m6 n3 m. I$ I7 T4 D5 K$ o' F; }, H/ V6 s0 y/ | ~9 \' B1 u7 D# E
[ 本帖最后由 asdolmlm 于 2009-4-23 13:28 编辑 ] |
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