Nguyên lý và cấu tạo các thiết bị đo tốc độ chất lỏng pdf

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! Nguyên lý và cấu tạo các thiết bị đo
tốc độ chất lỏng
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L! Đồng hồ đo lưu lượng kiểu phao
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 ###:
\! Nguyên lý và cấu tạo các thiết bị đo áp suất
A:"7#1"=-/V'D7"7##'
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6#:"Z%"/"7#]"/'"6.
"Z%'D712F='"6.#('"Z%"7#
A-9
'D712F=
1M#:"7#
%M"
1G"'"a-=1GD'-*('r*38"12
F=
A:"7#"=-/V'D7"7#CO
4C'D7t'D7-/
uD7t./",2"Z%-=1GD'!uD7-/#
46"=-/"Z%"7#]V,DM./"
M"-/"=-/"Z%"7#T"Y"
A-9#M"-/"=-/"Z%"7#
 RMD'D7t"9=r*-+B"'"&'D%
• R$"r*'D7"7#F%L#v-&"1%
+H
• R'r*F%-+*6)"Z%+H6'"
-/"Z%'D7
 w&'-'D7-/6$%g""#-
'D7<'D7t!6`"G%-U9"L
(xV'D7-/"='D7tV'D7'"6.
#(x#'D7<!A"-$"

O-4-MO-4%"Z%MwV-9-4Y7
-'D7<V-4YO-'D7t!
9=-'D7-/+B"'"-('D7<#("
'D7t#(D%"Z%L-!U;6-4-
""7"2#"#"_%'D7<'D7t
L! u1*6S6,"=
#b""Z%&'6$%g""]+B'
D7"7#'D7Zt"7#Q#"'1*!
L!L! '1*1=%
eCO+H%V+H>L@"9r*6#y+HQ"9
r*6q!7#Q#"#Z]%64+*'!-V
'D7#>
L
@-:"-%+H#V'D7+l>
O
@-%+H
Q!R='"7#Q#"%1"'D7'"
-/0L2%V%K%>j@1'D7O+"]+B
%DE-:"19%#)!
Y""7#Q+H#%-<>
L
%-<@V%"Z%'
1*6,""=F%"&"70-/#F%1"z,
-CC-
L!O! '1*1="
7)"Z%'1*1="C">L@8"7
#Q#""Y%+H>O@!
'D7+C> @>\@Hg">L@K,2"]
+B!"9-/+*"'"DE-:"]##
6,""=1"z,"'"%"%)"D{

L!?! '1*+S
eCO+H%>L@>O@V+H>O@"91>?@!\HL"9
=6"=#3M2>j@!
'D7
L
+H>L@'D7
O
+H>O@+B%V
1"z,"9GH?!+@!eGDJ
L
[#V"
+H>L@)3MV"+H>O@6]#V1-9G"Z%1
"96)H?!"@!R0"z2>j@-=)+H>L@3MV1-9
$""+H>L@6]#V+H>O@)3M"-*1
G"Z%1"96)H?!+@H-"1*FG-'D7+G
"%-/"Z%2>j@!A:
L
GV"+H>L@6]#
>O@)3MVG"Z%1"96)H?!6@!R0"z2>j@
-=$""+H>L@)3M>O@6]#"-*1
G"Z%1H?!+@-"1*FG!
O! RCC-'D71="&12
7)"2"Z%9C/M-C6|-:"M"H
67QV/-4-:"+,12V/-4-:"M#="4-
'D7>12V"7#Q@!R4+,12-:"#1*0/-4
"Z%"(+'[!A.""Z%+'["`#)"9g#`3-
C1-CC!F%(-CC"9"%-/!
#"V"9'D7"Z%#=#M-C"}V
"9"&"7+'[#1-CCF%V"z'D7&Y!
'D7"Z%#=1-Z-=#}M-CH1-C

C"z0)"~P•#`3-C!
?! RCC-'D71=-a
\/U"G+*"97'#$"-:"g":
+*KVD$6,""="Z%":€/"'D7'"
6.#7!'#$""Z%#=V7C#
3|3M#6"=":!:6"=#
%-<-K)"6-9#[G"-/6`
-F%"/6]!2H"9D$%-<6`"-/6`-
6ha"/"6]"p%-<!-CC-:"
#+BDga9+,F%6'"6."Z%a
"Z%"/6]!2H"7)*D$6,""="Z%1
-CC./"'D7"Z%#=!