1、Italy-Comi-centrifuge-control意大利離心機控制原理Italy-Comi-centrifuge-control意此PPT適用于對離心機有一定基礎知識的人員使用，要想懂控制原理首要條件是懂結構和動作過程，否則應參考相關資料對離心機結構和部件做詳細了解。E&M Team概述此PPT適用于對離心機有一定基礎知識的人員使用，要想懂控目錄 操作步驟 控制E&M Team 報警目錄 操作步驟 控制E&M Team 報警步驟E&M TeamMain stepmainInerting Start main motorLoadingCentrifugationdischarge操作步驟

2、步驟E&M TeamMain stepmain操作步驟步驟E&M TeamlnertingPhase start Active 后參數自動設置Check 開閥purge valve YV1451 and vent valve YV1720Delay 1Min.O2 calibration YV1247=1移動探頭 YV1245=1 吹氣O2 19%, reached YV1247=0 YV1245=0 Message: PAL PALL FAL Alarms Bypassing激活PID控制 (Pressure Flow regulating)O2 檢測 濃度QI1240PAL(18mbar)

3、PALL (10mbar) messageTiming 30sEnd message ( centrifuge ready變成綠色)永久鈍化階段（工作過程的鈍化，重點是保壓&監控）操作步驟步驟E&M TeamlnertingPhase sta步驟E&M TeamLoading/feeding（進料）Speed =setpoint 30rpmCake detector=onOpen liquid valve YV6200=1Open valve YV5102/5103=1Cake detector =readyCounting time 30m (if empty of the reactor)

4、Cake detector =reachedClose valve YV5102/5103=0Cake detector =backBlowingDrainingReloadingWashing操作步驟步驟E&M TeamLoading/feeding（進步驟E&M Team操作步驟Discharge SFCdischargeSpeed = Set point +/-30rpmDischarge SFC = startConfirm （Enable）Discharge Pipe inertisationDischarge bypass 180SOpen valve YV6000A=1Knife

5、 forward= start（speed= 15mm/s）Stand-byKnife=reached GH0263=1, holdSpeed adjust （可選）Timing（18mm/s)2.12ALM_002_02PAHH PI0021VERY HIGH PRESSURE INSIDE THE CENTRIFUGE 機體內部壓力高高報(90mbar)2.23ALM_003_02VA VI0080VIBRATION TRANSMITTER FAULT 振動變送器故障2.14ALM_004_02GL GA0262KNIFE OUT OF POSITION 沒有下料/清洗時：刮刀不在起點位置

6、2.15ALM_005_02GL YS0265HCR OUT OF POSITION 余料反吹裝置位置錯誤：1、沒有反吹時不在起點位置；2、反吹閥開啟后還在初始位置2.16ALM_006_02ZA ZI0018CAKE DETECTOR SIGNAL FAULT 濾餅探頭信號故障2.17ALM_007_02XA101HYDRAULIC UNIT THERMAL PROTECTION 油泵過載2.18ALM_008_02ZS ZA0081CENTRIFUGE UNBALANCE 離心機嚴重不平衡（“老鼠尾巴”動作）2.19ALM_009_02FAL FA0166LOW OIL FLOW TO F

7、RONT BEARING 潤滑油流量低（前軸承）2.110ALM_010_02FAL FA0165LOW OIL FLOW TO REAR BEARING 潤滑油流量低（后軸承）2.111ALM_011_02GL YS 6000SOLIDS DISCHARGE VALVE OPEN 關閥命令輸出后，固體下料閥仍然開或沒關到位2.112ALM_012_02GH YS 6000SOLIDS DISCHARGE VALVE CLOSED 固體下料閥關2.213ALM_013_02GL YS 6200LIQUID DISCHARGE VALVE OPEN 液體下料閥開2.114ALM_014_02GH

8、 YS 6200LIQUID DISCHARGE VALVE CLOSED 液體下料閥關2.215ALM_015_02XA04KNIFE MOTOR FREQUENCY CONVERTER FAULT 刮刀變頻器報警2.216ALM_016_02PAL PA0095LOW NITROGEN PRESSURE TO THE BEARING SEAL delay 5min 唇封壓力低報500mbar)2.2 報警 Alarms E&M TeamWARNING AlarmsShutdownE&M TeamSHUTDOWN ALARMSNr.Ident.TagDescriptionAction1ALM

9、_001_03XA01BASKET ROTATION MOTOR FREQUENCY CONVERTER FAULT 主馬達變頻器報警3.12ALM_002_03XA04KNIFE MOTOR FREQUENCY CONVERTER FAULT 刮刀變頻器報警（已改為Warning）3.33ALM_003_03PAL PA0095LOW NITROGEN PRESSURE TO THE BEARING SEAL 唇封壓力低報（已經延時10分鐘）3.14ALM_004_03TAHH TA0163FRONT BEARING VERY HIGH TEMPERATURE 前軸承溫度高高報(90/110

10、C)3.15ALM_005_03TAHH TA0164REAR BEARING VERY HIGH TEMPERATURE 后軸承溫度高高報(90/110C)3.16ALM_006_03TA TA0163FRONT BEARING TEMPERATURE SIGNAL FAULT 前軸承溫度信號故障(90/110C)3.17ALM_007_03TA TA0164REAR BEARING TEMPERATURE SIGNAL FAULT 后軸承溫度信號故障(90/110C)3.18ALM_008_03SA SA0161BASKET SPEED SIGNAL FAULT 速度傳感器信號故障3.19

11、ALM_009_03PA PI0021CENTRIFUGE PRESSURE SIGNAL FAULT 壓力傳感器信號故障3.110ALM_010_03QA QI1240OXIGEN SIGNAL FAULT 氧氣探頭信號故障3.212ALM_011_03XA102POWER FAILURE 電源故障(+delay 3s)3.1 報警 AlarmsShutdownE&M TeamS AlarmsSafety Interlock speed=0E&M TeamSAFETY INTERLOCK ALARMSNr.Ident.TagDescriptionAction1ALM_001_04GL GA0

12、090FRONT CASING OPEN 鈍化或轉動時：大蓋打開了4.12ALM_002_04GL GA0091GL GA0092FRONT CASING LOCKING RING OPEN 鈍化或轉動時： 鎖環打開了4.13ALM_003_04SAH SI0161OVERCOMING OF THE BASKET MAXIMUM SPEED 主電機超速4.24ALM_004_04SALL SI0161ZERO BASKET SPEED SURVEYING NOT ACTIVE OR FAULT 零速未檢測到4.25ALM_005_04HS01EMERGENCY STOP 急停4.36ALM_0

13、06_04TAH TA0160BASKET ROTATION MOTOR HIGH TEMPERATURE 主馬達溫度過高4.17ALM_007_04TAH TA0260KNIFE MOTOR HIGH TEMPERATURE 刮刀馬達溫度過高4.18ALM_008_04K1MA K1MBBASKET MOTOR MAIN CONTACTORS FAILURE 主馬達接觸器故障4.19ALM_009_04K2MA K2MBKNIFE MOTOR CONTACTORS FAILURE 刮刀馬達接觸器故障4.110ALM_010_04K3MA K3MBHYDRAULIC MOTOR CONTACT

14、ORS FAILURE 油泵馬達接觸器故障4.1 11ALM_011_04PALL PI0021VERY LOW PRESSURE INSIDE THE CENTRIFUGE 壓力低低報 (10mbar)4.4 12ALM_012_04QAHH QI1240VERY HIGH OXYGEN PERCENTAGE INSIDE THE CENTRIFUGE 氧氣高高報（6%）4.413ALM_013_04XA104PRESSURE CONTROL THRESHOLDS SLEEPING FAILURE 鈍化后休息時間過長（12H無動作）4.414ALM_014_04QAQI1240OXYGEN

15、ANALYSER FAULT 氧氣變送器故障4.4 報警 AlarmsSafety Interlock Alarms reset復位條件MessageWarning only speed=safety speed（150rpm）Shutdown only speed=0Safety Interlock only speed=0復位方法DCS 按鈕 (報警條件消除后可以復位，硬件聯鎖點報警后復位不了，需E&I）刮刀硬件聯鎖故障復位 (E&I Only) 主電機降至150rpm，刮刀接觸器會斷開，變頻器斷電，報警會一直Hold住。E&I可以短接安全PLC A61 I15-24V線標2（PLC復位D

16、O點，也就是安全PLC復位輸入點）斷電 (E&I Only) 注意： DP終端電阻沒電可能會引起回路上的其他離心機通信故障！安全PLC復位如爆破片破裂（詳見下頁）E&M Team 報警 Alarms reset復位條件Alarm for E&I安全PLC故障復位步驟停電接線（新PLC裝儲存卡），所有I/O線連接完成短接OA0-I19 接線端子上電Diag 燈閃爍10S 后 拆除OA0-I19短接線斷電上電E&M Team 報警Alarm f控制原理 P&ID圖E&M Team離心機控制控制原理 P&ID圖控制原理 P&ID圖E&M Team離心機控制控制原理 P&ID圖控制系統動力電源POWE

17、R CABINET 380V供電 主電機和刮刀帶變頻器控制部分DCSPLC Siemens S7-300SAFETY PLCLOCAL PANEL控制電源由UPS 220V供電E&M Team離心機控制控制系統動力電源E&M Team離心機控制控制E&M TeamRing open開鎖環分兩步：試開蓋Open YV1720 PI0021=0 開蓋Delay 7S Opened條件/聯鎖Speed=0(SI0161)，running=0 （EU0160A燈灰色）Pressure=0 (PI0021PALL 10mbarO2 QI1240min. （80% SP）eg.18*80%=14.4 N3

18、/H計時清零條件P PI0021QAH 3% orN2 FI1451設定值（18）的80%時 YV1451PID切換為壓力控制參數Vent valve YV1720 按壓力控制InertedPID控制切換Purge valve YV1451 和 Vent valve YV1720 按壓力控制永久鈍化監測離心機控制控制E&M TeamInerting-PID 控制 控制E&M TeamInerting-永久鈍化參數監控P：PAL PALL PAH PAHHO2：QAH （3%） QAHH（6% ）N2 流量不用監控，保壓良好的話FI1451=0控制PID控制的切換Normal PID SP=30

19、mbar增大N2流量PID if PAL=1 增大排氣閥開度PID if PAH=1YV1720排氣閥開度限定，大：60-100%，小：40-100%Bypass Valve的控制：YV1710=1最多170s if PAHH=1輔助控制閥的控制：YV1700=1 if PAHH=1離心機控制控制E&M TeamInerting-永久鈍化參數監控控制E&M TeamBypass pressure monitoring 180s 允許bypass的可能（之一即可）Cycle start orInerting orDischarge solid valve YV6000 open orHCR YV

20、0265A open orVent bypass valve YV1710 open orPAHH PI0021190S之內只能請求Bypass 1次離心機控制控制E&M TeamBypass pressure m控制E&M TeamPressure controlPressure parameters設定值Purge pressure 40mbarWorking pressure 30mbarDischarge pressure 20mbarDecrement pressure 3mbar 對N2閥YV1451的壓力控制設定值SP：將自動減少（即30-3=27mbar)。Increment

21、pressure 3mbar 對排氣閥YV1720的壓力控制設定值SP：將自動增加（即30+3=33mbar)。 此舉將設定點錯開，避免兩個閥同時動作頻繁，增加壓力控制系統的穩定性。PAL 18mbarPALL 10mbarPAH 60mbarPAHH 90mbar離心機控制控制E&M TeamPressure controlP控制E&M TeamPressure control回顧PID圖，注意：正常控制時，輔助閥YV1700是關閉的，N2的排放不是走捷徑，而是要通過母液下料管，再通過接收罐T01的氣相管與排氣控制閥YV1720連接，進行壓力調節。Pressure 控制Working pre

22、ssure Normal PIDPAL （18mbar) PID switch to more flow of YV1451PALL (3%) YV1451=fixed opening YV1720按壓力控制QAHH 6% interlockedDischarge alarms bypass 180SHCR aux. valve YV1700=1, bypass valve YV1710=1，YV6000=0防止破袋, HCR valve YV1400 and YV1710脈沖開啟Stop YV1451=0, YV1720=1 open 離心機控制控制E&M TeamPressure cont

23、rol回控制E&M TeamLip sealYV1420 open條件Alarm=0Inerting purge valve open orSpeed 0Alarm 唇封壓力低報PA00951150*1.05 rpm)P PALL (10mbar)O2 QAHH (6%)Centrifuge motor high temperature（110C)Very high vibrations (18mm/s)Frequency converter fault (外電瞬時波動，就有報警，所以會塌料）離心機控制控制E&M TeamBasket speed cont控制E&M TeamOil PumpS

24、tart 條件Safety interlock=0Motor=on orSpeed 0Stop 步驟Motor offSpeed=0Timing 60s離心機控制控制E&M TeamOil PumpStart 條件離控制E&M TeamSolid valveOpen 啟動條件Safe interlock =0, shutdown alarm=0 Close valve DB101.DBX1.4=0DB101.DBX1.3=1PALL=0Speed30rpm，running=1 (SI0161)先Discharge pipe inertisation=OK (鈍化過程由DCS控制）Dischar

25、ge /CIP active=1點擊YV6000D=on同時output: Bypass request DB101.DBX0.3=1 set 3sBypass short =1 （PLC to DCS DB100.DBX35.5=1 )Discharge bypass 180s=active DB101.DBX1.3=1（自動）即YV6000自動開啟再次開閥：DCS 畫面按鈕 YV6000 延時190s之后 離心機控制控制E&M TeamSolid valveOpen 啟控制E&M TeamSolid valveClose啟動條件DB101.DBX1.3=0YV6000D on=0 orBy

26、pass short =0 （PLC to DCS DB100.DBX35.5=0 延時180S) orDischarge /CIP active=0DB101.DBX1.4=1離心機控制控制E&M TeamSolid valveClose啟控制E&M Teamknife聯鎖跳停的條件要全部滿足（見下頁）進刀 條件Alarm-interlock=0刀不在終位 I0.5=0 (GA0263灰色)Discharge/CIP=active（前提Discharge pipe inertisation=OK） YV6000=open (注：DCS的interlock條件) DB101.DBX0.6=1or 下料時：刀離開了初位，點擊退刀， 這時刮刀也會前進退刀 條件Alarm-interlock=0刀不在初位 I0.4=0 (GA0262灰色) Di