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Retract(活塞杆)伸出
& C, O; C# [; |6 G6 LExtension (活塞杆)缩回( h9 [$ W$ Y& w e$ T
Malfunction 误动作& f% b) [0 C- V! B4 q' t
Pickling 酸洗/ f* A3 o6 C. S2 T0 e0 |. W; n
Flushing 冲洗
$ w+ y$ O# _4 ODipping process 槽式酸洗
. N8 Z2 _4 U! T( W HRe-circulation 循环/ Y: D0 E. E- t; G
Passivity 钝化3 G2 c- b2 V3 P; m
Nitric acid 柠檬酸4 J: o% c9 |* Z+ k/ N k4 u1 z& d9 ?
Argon 氩气) e w6 ?, i( |( A! W0 _& b! J
Butt welding 对接焊5 h+ L& A; N( m- F
Socket welding 套管焊
5 L2 x$ Z t$ dInert gas welding 惰性气体焊
$ H2 ?) @& h/ c2 r+ J四、管接头. h, f9 @/ M$ n& k
Bite type fittings 卡套式管接头
6 \' U/ o4 `+ b/ B% BTube to tube fittings 接管接头' x, r& t. V( b: q) \% k6 y
union 直通接管接头: O) M" c/ k* W2 U
union elbow 直角管接头 Q5 }1 F( t% l' { Y
union tee 三通管接头 A4 g2 d( S' A) G6 m8 n# l$ A& z
union cross 四通管接头
% I: D1 h4 B! m( E" QMal stud fittings 端直通管接头
- e c- }" `4 g0 v5 W$ } Y& L7 uBulkhead fittings 长直通管接头5 S" M- C6 @3 O; `5 M
Weld fittings 焊接式管接头( M; q/ n: s% A$ t1 t, j" W8 o. o
Female connector fittings 接头螺母/ ?4 r" y/ G( u
Reducers extenders 变径管接头5 h" A' T. p1 T- H! ^" {4 ~; s# N
Banjo fittings 铰接式管接头6 d$ b- G. i2 f- `- ]" s
Adjustable fittings/swivel nut 旋转接头% V$ p; g& p# E6 ^
五、伺服阀及伺服系统性能参数
8 Y: N- J# Y$ o& LDynamic response 动态频响; O# a# a" W8 ^/ y$ N# K1 x2 O
DDV-direct drive valve 直动式伺服阀: }6 U9 K X9 j) Y1 |$ K/ y
NFPA-National Fluid Power Association 美国流体控制学会
8 }3 ]7 O S) W* T# v0 APhase lag 相位滞后
) t+ _( ^! j$ K7 @$ ^' X0 NNozzle flapper valve 喷嘴挡板阀
+ I3 Q; d+ [3 l# [ FServo-jet pilot valve 射流管阀
7 \+ n1 Q1 M" k5 p7 qDither 颤振电流
& D' m4 s- P# K8 ?* O& [3 T" [Coil impedance 线圈阻抗
4 M) o9 N' k A. |Flow saturation 流量饱和
2 \) X/ D0 S- P: s0 W3 v4 ULinearity 线形度
( a( k, A' q1 SSymmetry 对称性3 w, L9 O- O4 w' M: T
Hysterics 滞环
) t: D* Y% n9 n9 W' KThreshold 灵敏度# ?' X, H! I! Q
Lap 滞后' F: i3 E. j5 y t) ^6 R! y9 z7 K
Pressure gain 压力增益5 \& C5 o. S* Y/ u/ B" @. a
Null 零位; F; M& M4 x$ _ I
Null bias 零偏
1 z. ~8 U3 w$ ?# y8 }* _Null shift 零飘
9 n* `2 ~& r; E* ~Frequency response 频率响应
7 R- C5 u# N1 M* x$ ASlope 曲线斜坡
+ S, @+ A+ {% s/ c' aSolenoid valve 电磁阀
& _9 T. X; |6 z9 i" n* {( `Check valve 单向阀
' @& y( u0 |, z; s0 y9 S" O3 b3 JCartridge valve 插装阀
r9 f- ^2 z3 P3 S' V, O! N1 L) F, USandwich plate valve 叠加阀6 y; x/ m8 ]1 X ]% B E1 m4 N
Pilot valve 先导阀/ o4 P( m2 i# y0 z
Pilot operated check valve 液控单向阀1 i' [% `3 d4 ] p
Sub-plate mount 板式安装
' c. l6 H3 y4 t' W9 X9 q, f7 oManifold block 集成块. x& }# e) H" r- w+ J4 R$ x
Pressure relief valve 压力溢流阀- W/ Z! F' B* _: C9 w
Flow valve 流量阀# m! b- A) M4 e, M4 S/ N4 q
Throttle valve 节流阀8 U8 A1 T% e/ L! C% r* ]; J$ x
Double throttle check valve 双单向节流阀2 J, ~9 `, W- T( \( m5 r9 N/ i
Rotary knob 旋钮
! y1 p4 S+ x3 \- ~9 |Rectifier plate 节流板
! s4 _0 D9 K5 s9 K" E5 z% M% d( _! yServo valve 伺服阀7 R; w5 J* t; i m5 k4 d: M
Proportional valve 比例阀
' b+ x- } B/ {; _5 _Position feedback 位置反馈 [( u9 ?1 v# J# Q& p* t6 d
Progressive flow 渐增流量
% U" ~7 U9 H$ m+ M9 B6 sDe-energizing of solenoid 电磁铁释放$ {0 T& E" n9 X
+ C) @; z5 C5 P! p& P[ 本帖最后由 asdolmlm 于 2009-4-23 13:28 编辑 ] |
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