1771-OBD
1771-OBD
1、渦街流量計選型方面的問題。有些渦街流量計在口徑選型上或者在設計選型之后由于工藝條件變動,使得選擇大了―個規(guī)格,實際選型應選擇盡可能小的口徑,以提高測量精度,這方面的原因主要同問題①、③、⑥有關。比如,一條渦街管線設計上供幾個設備使用,由于工藝部分設備有時候不使用,造成目前實際使用流量減小,實際使用造成原設計選型口徑過大,相當于提高了可測的流量下限,工藝管道小流量時指示無法保證,流量大時還可以使用,因為如果要重新改造有時候難度太大.工藝條件的變動只是臨時的。可結合參數(shù)的重新整定以提高指示準確度。
& 公司全稱 : 廈門泰尼電氣有限公司
& 銷售代表 : 小黃
& 洽談 :
&
& 商務 : 2917675397
& 傳真(): (請注明,01006收)
& 公司地址 : 廈門市海滄區(qū)海滄街道濱湖一里7號
& 公司 : www.xmtaini。。com
Dodge Sleevoil Plain Pillow Block 4-15/16" 132720
Dodge Sleevoil Plain Pillow Block 4-15/16" 132784
ABB Armored Variable Area Flowmeter D10A54
Plasticair 815V FRP Fan Wheel & 316SS Shaft Assembly It
Hach Chlorine Analyzer CL17
Square D Circuit Breaker KHP36000M 250A
Tufline Plug Valve 1-1/2" 060TI/TI
Maxitrol Selectra Modulating Valve MR212G
Allen-Bradley 1336 PLUS Drive 50HP 1336S-C050-AN-FR
Heinrichs 4" Flow Indicator BNG-120
ABB Pressductor PFTA 111 Control Panel
Carbone of America Armylor Expansion Joint 14G3DT
Crane Butterfly Valve 10" NSNB11200
Farris Safety Valve 2 X 3 26JA10-170
Larco Overhead Bridge Crane Wheel 21" D-98-3212-330
Mondel / Magnetek Electric Shoe Brake 8" A729 8ZA
co Valve 11FCB2 10" Class 150
Penberthy Magnetic Liquid Level Gage MG030, 30" (762mm)
Crane Butterfly Valve NPNB11200 6"
Neles-Jamesbury 3" Ball Valve MT03000CAGAJ2SJHGGA
GE Multilin UR CPU Module UR9CH / 9C / 9CH
Crane Resistoflex Chlorine Transfer Hose CTH 1-1/2"
Gravity Separator 18C-6ZE
Brevini BZ2-290/00 & Transfluid Coupling E-100552
SIEMENS Analog Input Module 6ES5-460-7LA11
Ryeco Stainless Optic Edge Detector Assy
General Electric Switch TC35364
Maxon Butterfly Valve Type Micro Ratio 12"
Foxboro I/A Series Mass Flowtube 1/2" & Transmitter
Crane Resistoflex Chlorine Transfer Hose CTH 1"
Geho Valve Cover Housing 025.373.000 TZPM 180
Goodyear Furnace Door Type Hose 3/4" x 400' 20183313
Jerguson Magnicator Level Indicator Gauge 1520mm
Sew-Eurodrive Helical-Worm Gearmotor SAF67DT100L4
Fireye Smoke Control System 27RL1-1001
Durco Repair Tool AY85595A-ALL
Unaflex Duct Fabric Expansion Joint ABCP1200FPRSLA 24"