TNG CNG TY PHN BN & HA CHT DU KH CTY CP CN CTY CP PHN M & HC DK - NH MY M PH M

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Tng quan v h thng DCS

XNG PH TR

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NI DUNG

Tng quan v h thng DCS Centum CS 3000 R3 ..............................................2 I. Cu hnh phn cng h thng DCS.......................................................................... 2 II. Trm vn hnh HIS .................................................................................................. 3

1. HIS KIU CONSOLE..................................................................................................3

2. HIS KIU BN......................................................................................................5

III. Trm iu khin hin trng Field Control Station (FCS) .............................. 7 1. KFCS-Standard Type Field Control Station for FIO................................................8

2. Standard FCS for RIO (LFCS, LFCS2) ...................................................................11

3. Trm iu khin hin trng loi trn b-Compact FCS ......................................15

IV. NETWORK (MNG LI) ............................................................................. 16 1. Vnet...............................................................................................................................16

2. Ethernet ........................................................................................................................17

Cc trang ca s iu khin ca h thng DCS-3000 ........................................18

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Tng quan v h thng DCS Centum CS 3000 R3

I. Cu hnh phn cng h thng DCS CENTUM CS 3000 l mt h thng iu khin sn xut tch hp cho cc ng dng iu

khin qu trnh c thit k ph hp vi cc nh my c quy m t nh n rt ln. H thng ny l mt s t hp ca cc cng ngh mi nht hin nay vi cc tnh nng u

vit nh:

Mi trng m, linh hot, bn ca h thng cho ti u ho ton b doanh nghip, Mi trng vn hnh ti u, phn cng c th cp nht ti nhng cng ngh mi nht, Gi thnh s hu thp nht, li nhun tng cao Cc chc nng thit k k thut ti u.

- HIS (Human Interface Station): trm giao din HIS c s dng ch yu cho vic vn hnh v gim st - n hin th cc bin qui trnh, cc

tham s iu khin, cc bo hiu cn thit ngi vn hnh c th nhanh chng nm bt c cc trng thi vn hnh ca nh my. N cng kt hp giao din m do cc my tnh gim st c th truy nhp vo th d liu (Trend data), cc thng ip (Messages), v d liu x l (process data).

HIS kiu console

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y l HIS kiu trn gi, trong PC thng c lp t bn trong hp vn hnh. C hai kiu HIS loi console, l loi mn hnh kn, v loi kia l loi mn hnh h - c cu hnh ty chn.

HIS kiu bn. HIS loi ny l PC bn bnh thng. - FCS (Field Control Station): Trm iu khin hin trng

FCS iu khin nh my. Do cc mun I/O khc nhau, c hai model FCS; l FCS cho FIO v FCS cho RIO (Hng Yokogawa). Ngai cc model ni trn cn c FCS kiu compact (nh gn). FCS cho FIO (Fieldnetwork Inpt/Output Module). FCS ny s dng cc mun I/O kiu

mng hin trng. FCS cho RIO (remote input/output module). FCS ny s dng cc moun I/O xa. FCS kiu nh gn. B iu khin ny thng c lp rp gn thit b hoc qu trnh

cng ngh, v n l l tng cho vic truyn thng vi cc h thng con. - ENG (Engineering Computer): My tnh thit k

y l mt my tnh c nhn c cc chc nng thit k thng thc hin thit k xy dng h thng DCS v qun l bo dng. N c th l loi PC thng nh HIS. Nu c cc chc nng vn hnh v theo di ca HIS, bn c th s dng cc chc nng kim tra (m phng trm iu khin) to ra mi trng thit k xy dng hiu qu v d s dng. - CGW (Communications Gateway Unit) n v cng ni truyn thng

N lin kt bus ca h thng iu khin Vnet vi Bus ethernet (ti h thng my tnh gim st hoc vi my tnh c nhn thng).

Bng chc nng truyn thng rng CGW, ta c th lin kt hai mng Vnet ti cc v tr khc nhau s dng ng dy in thoi chuyn dng.

- Mng Vnet

Bus h thng iu khin thi gian thc lin kt cc trm chng hn nh FCS, HIS, BCV v CGW. Vnet kiu kp-d l dng chun. Mng Ethernet

Ethernet c dng lin kt cc HIS, ENG, cc my tnh gim st v my in. N cng c dng trao i cc tp tin d liu vi cc my tnh gim st v cho vic cn bng ha d liu gia cc HIS.

II. Trm vn hnh HIS

1. HIS KIU CONSOLE

HIS ny c cu thnh t bn giao tip ngi-my v my tnh c nhn thng thng. y l mt kiu mi ca trm giao din ngi-my s dng k thut PC mi nht v kh nng vn hnh v tnh nng ca DCS.

a. HIS loi Enclosed-Enclosed Display Style Console HIS

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Loi Enclosed c thit k da theo kiu dng ca trm vn hnh phin bn c, cho php t cc trm st nhau, c mn hnh in t, mn hnh cm ng, bn phm vn hnh c 8 nhm iu khin, c tip im vo/ra ph v cc phm chc nng khc.

HIS console kiu mn hnh kn

b. HIS loi Open Display- Open Display Style Console HIS HIS loi Open Display l loi kiu dng mi ca HIS vi mn hnh tinh th lng (LCD):

c th la chn kch thc hin th v kiu bn phm, mn hnh cm ng, bn phm vn hnh c 1 nhm iu khin, c tip im vo/ ra ph.

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HIS console kiu mn hnh m.

2. HIS KIU BN HIS loi ny l PC bn bnh thng. HIS loi desktop thc hin cc chc nng ca HIS trn mt mn hnh c nhn PC, v c

th s dng cng vi bn phm chuyn dng loi phm phng chng bi, nc.

1. Bn phm vn hnh Bn phm vn hnh c hai loi: mt loi c thit k vi bn phm vn hnh c 8 nhm

iu khin s dng vi HIS loi Console, loi khc c thit k bn phm ch c mt nhm iu khin s dng vi c hai loi HIS l console v Desktop

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III. Trm iu khin hin trng Field Control Station (FCS) FCS Cung cp chc nng iu khin qu trnh, chng hn nh iu khin iu tit, iu

khin tun t v tnh ton. Chun FCS c hai loi gm: KFCS v LFCS

KFCS-Standard Type Filed Control Station for FIO: FCU v Node c kt ni s dng loi Bus m rng ni tip ESB (Extended Serial Backboard) hoc Bus tng cng ER (Enhanced Remote) LFCS- Standard Type Field Control Station for RIO: FCU v Node c kt ni s dng bus vo/ra t xa (RIO-Remode Input Output)

Loi trn b (Compact FCS): FCU v Node c kt ni cng mt t. loi trn b mi nht hin nay c cu trc rt gn c th lp t nhng khu vc gii hn v khng gian. Khi lp t trong t, cc b vo ra nh hn s c kch thc chn cm nh hn.

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Cu hnh ca FCS

1. KFCS-Standard Type Field Control Station for FIO KFCS c kt hp bi mt FCU, ESB bus, EB bus v Node unit. Kin trc CPU

v s kt hp vi kiu lp t l sn c cho la chn ti u: o Kin trc CPU: n hoc kp o Kiu lp t: loi t (cabinet) hay gi cm (Rack) o ESB bus: n hay d phng kp o EB bus: n hay d phng kp

a. Field Control Unit (FCU)

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FCU bao gm cc card x l v mt s cc b phn khc thc hin chc nng tnh ton iu khin cho FCS. CPU, card x l, cc b ngun, cc b pin v cc card bus giao tip ESB c d phng kp.

b. ESB Bus v ER Bus

ESB bus (Extended Serial Backboard) l mt bus truyn thng c s dng kt ni cc Node cc b c lp t trong cng mt t vi FCU. Bus ny c th c d phng kp. Khong cch truyn ti a l 10m

ER bus (Enhanced Remote bus) l mt bus truyn thng c s dng kt ni gia cc node t xa vi CPU c lp t node cc b. ER Bus ny cng c th c d phng kp, vic s dng bus ny, cc node c th c lp t trong cng mt t vi FCU hoc v tr cch xa t. Khong cch truyn ti a ca n l 185m (s dng cp ng trc 10 base 2 Ethernet tng thch hoc) 500m (s dng cp ng trc 10 Base 5), hoc ti 2 km (s dng b lp bus quang).

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Cc Node phn tn

FCU

ESB Bus

Local node (ESB bus node unit)

Central instrument room

Remote node (ER bus node unit)

Optical bus repeater

Remote node (ER bus node unit)

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c. Node Units (NU) for FIO Node Units l cc n v x l tn hiu, bin i v truyn cc tn hiu I/O s hc

tng t nhn c t cc thit b hin trng ti FCU hoc ngc li. Cc Node Units c local node c rp ti trm FCS v remote node c rp

trong cc t ngai hin trng nh my. Node Units c bus ESB lp t trm FCS (cc b) v bus ER lp t trong t

v cc t khc t pha nh my (T xa). (Node unit c kt hp ca mt m un bus giao tip ESB t hoc m un bus

giao tip tng cng ER t v modun vo/ra). d. M un vo/ra- I/O Module

Cc mun ny nhn tn hiu vo, bin i, xut cc tn hiu s v tng t.

2. Standard FCS for RIO (LFCS, LFCS2) Trm iu khin chun i vi vo/ra t xa, FCU c kt ni bi bus vo ra t xa

ti cc node, CPU d phng v bus vo ra t xa d phng kp. o CPU d phng: n hoc kp o Gn: gn trong t hoc trn gi o Bus vo ra t xa: n hoc d phng kp

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e. B iu khin hin trng i vi vo/ra t xa- Field Control Unit (FCU) for RIO

B iu khin hin trng i vi vo/ra t xa bao gm cc card x l, cc b ngun v cc card bus giao tip . FCU v tt c cc card x l, b ngun, Pin v card bus giao tip c d phng kp.

f. Bus vo ra t xa- RIO Bus

Bus vo ra t xa kt ni gia FCU v vo/ra ca cc node, v c th c d phng kp, vo ra ca cc node khng i hi phi gn trong t FCU, chng c th c gn t xa. Loi cp bc xn i c s dng cho khong cch ln ti 750m, v b lp bus hoc ng truyn bng cp quang c s dng cho khong cch xa hn-ti 20Km.

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g. Node Node bao gm cc b vo/ra giao tip vi cc tn hiu hin trng tng t hoc

s, v cc b giao tip node truyn thng qua bus vo/ra t xa vi cc b iu khin hin trng (FCU)

h. Cc b giao tip Node-Node Interface Units (NIU) Cc b giao tip bus bao gm cc card bus truyn thng vo/ra t xa v cc card

ngun, c hai c th c d phng kp i. Cc b vo/ra-I/O Units (IOU)

Cc b vo ra bao gm I/O Module Nests cha I/O module kt ni ti qu trnh (Process)

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FCU v Nodes c th c gn trong cc t chuyn dng hoc trong cc gi 19-inch mc ch chung.

FCUS v Node c th c gn cng vi nhau hoc gn ring, chng ta c th gn mt s node trong cng mt t (hoc trong cng mt gi gn) vi FCU, v mt s node trong cc gi lp ti hin trng nu chng ta mun. Mi mt FCU c th kt ni ti 8 node, v mi mt b giao tip node (NIU) c th kt ni ti 5 b vo /ra

3. Trm iu khin hin trng loi trn b-Compact FCS

Compact FCS gn trong cc gi gn 19-inch, mt FCS c th c kt ni ti 5 b vo/ra

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IV. NETWORK (MNG LI)

Bao gm mng Vnet v Ethernet. Hai mng li Vnet v Ethernet.

1. Vnet Vnet l bus iu khin thi gian thc 10 Mbps lin kt cc trm FCS, HIS, BCV v CGW. N thng l dng kp-d. C hai kiu cp:

Cp YCB111: ni cc trm khc HIS. Chiu di ln ti 500m. Cp YCB141: ni cc HIS vi nhau. Chiu di ln ti 185m.

Cp YCB111 v YCB141 c ni vi nhau qua mt converter hoc bus repeater. Khi kt hp cc kiu cp ny, chiu di ti a c tnh tan nh sau:

Chiu di cp YCB141 + (chiu di cp YCB111) x 0,4 185 M rng Vnet Khi Vnet c m rng, cc FCS phn b quanh nh my ln c th c theo di t HIS trong phng iu khin trung tm. Bus repeater v cc cp repeater quang hc c th c ha trn, tng s c th ti 4 b, m rng Vnet ti 20km.

HIS

Vnet

Ethernet

HIS HIS

FCS FCS FCS

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M rng Vnet.

2. Ethernet

HIS, ENG v cc h thng gim st c kt ni bi Ethernet LAN; cc my tnh gim st v cc my tnh c nhn trn Ethernet LAN c th truy cp cc tin nhn v d liu trend trong h thng DCS. Ethernet cng c th c s dng truyn cc file d liu trend t HIS ti cc my tnh gim st, cn bng ha c s d liu ca HIS v ly ngy trend cho cc trm khc, loi b ti trn Vnet. Mt h thng ch vi mt HIS n, vi cc chc nng thit k k thut ci t, khng cn mng Ethernet nhng mng ethernet ni chung l cn thit.

HIS

Bus repeater Vnet Optical fiber

Optical bus repeater

Optical bus repeater

Optical fiber link

Cable converter unit

FCSFCS FCS

Ti a 0,5km Ti a 15km

c tnh nh m t trn

(cho cc kiu cp hn hp)

Ti a 0,5km

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Cc trang ca s iu khin ca h thng DCS-3000

Vng hin th thi gian v ngy

Cnh bo cng ngh

Cnh bo h thng

Hng dn vnh hnh

Thng bo theo di

User vn hnh

Thanh ca s

Menu vn hnh

User preset menu

Thanh toolbox

Navigator

Nhp tn trang mn hnh

Tr v trang mn hnh trc

Xa trang mn hnh K

Tt ting cnh bo

In trang mn hnh

Vng hin th dng cnh bo

Mt bm tan b cch dng cnh bo

Vng hin th cc biu tng

Trang thng tin h thng

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Toolbox Menu

Thanh ca s

Menu vn hnh

Trang toolbox

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Trang cnh bo cng ngh

Biu tng in tan b trang cnh bo cng

ngh

Biu tng cng nhn cnh bo cng ngh

Biu tng chn lc cc cnh bo cng

ngh cao nht

Khi nhn biu tng ny, Nhng gi tr analog cng ngh dc hin th vi cc k hiu n v

Khi chn biu tng ny, dng cnh bo hin th c gi li trong vng 5

giy m khng c cp nht Lc cc dng cnh bo hay cc block

cnh bo

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Trang ca s cnh bo h thng

Biu tng in tan b trang cnh bo cng

ngh

Biu tng cng nhn cnh bo cng ngh

Biu tng cng nhn v xa cnh bo cng

ngh

Biu tng gi hin th ca s h thng

Biu tng gi tr gip gii thch cnh bo h thng

Khi chn biu tng ny, dng cnh bo hin th c gi li trong vng 5 giy

m khng c cp nht

Lc cc dng cnh bo hay cc block cnh bo

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Trang h thng

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Trang ch dn ngi vn hnh

From Window Call Menu

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Trang theo di thng tin vn hnh

User login window

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Navigator

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Trang ca s to nhm iu khin

1

1

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Tra

ng ca

s tr

end

cng

ngh

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Trang ca s tuning

Gi logic iu khin Calls up sequence table window.

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Trang ca s tuning

SH = PV scale high SL = PV scale low PV = Process variable SV = Setpoint variable MV = Manipulated variable DV = Deviation: pv - sv SUM = Totalizer value OPHI = Output high-limit index OPLO = Output low-limit index MSH = MV scale high limit MSL = MV scale low limit

MODE = Ch ALARM = Trng thi cnh bo HH = High high limit alarm setpoint PH = Process high alarm setpoint PL = Process low alarm setpoint LL = Low low limit alarm setpoint VL = Velocity limit DL = Deviation limit SVH = Setpoint high limit SVL = Setpoint low limit

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Trang ca s tuning

MH = mv high limit setpoint ML = mv low limit setpoint P = Proportional band I = Integral time D = Derivative time GW = Gap width DB = Dead band CK = Compensation gain CB = Compensation bias PMV = Preset mv

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Tn b iu khin

Tn ch thch b iu khin Tag mark

Cascade mark

Ch iu khin

Trng thi cnh bo

Process variable

Set variable

Manipulated variable

n v o lng

Thanh gi tr cng ngh

im gi tr MV xut ra

Gi tr cao nht

Gi tr ci t cnh bo

Gi tr ci t SV

Gi tr thp nht

Tn b iu khin

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MAN AUTO CAS

Thay i ch iu khin

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B iu khin ng m van

B iu khin khi ng v dng bm t DCS

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Historical Report

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Historical Report

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Historical Report

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Bn

phm

i

u kh

in

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Gi trang gii thch dialog box.

Gi trang ca s cnh bo cng ngh.

Gi trang ca s ch dn ngi vn hnh (operator guide).

Gi trang ca s mn hnh nhm iu khin (graphic).

Gi trang ca s cn chnh thng s iu khin.

Historical Report

Gi file cha d liu cnh bo

In ton b cc cnh bo

Tm kim v chn lc cc cnh bo

Dng tm kim d liu

Lu d liu

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Gi trang ca s Trend cng ngh.

Gi trang ca s iu khin (graphic).

Gi trang ca s thng bo (report) cng ngh.

Gi trang ca s Navigator.

Chuyn trang graphic sang tri.

Chuyn trang graphic sang phi.

Chuyn trang graphic i ln.

Xa trang ca s graphic ang iu khin.

Chuyn ch iu khin sang cascade.

Chuyn ch iu khin sang MAN.

Chuyn ch iu khin sang AUTO.

Tng gi tr cng ngh (SV, MV) khi ca s ca b iu khin c gi ra.

Gim gi tr cng ngh (SV, MV) khi ca s ca b iu khin c gi ra.

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Nhn ng thi hai nt ny tc tng (SV, MV) ln gp 4 ln.

Nhn ng thi hai nt ny tc gim (SV, MV) xung gp 4 ln.

Xc nhn v thc hin lnh trong vn hnh.

Hy b lnh trong vn hnh.

Di chuyn con tr trn mn hnh iu khin.

Tt ting cnh bo cng ngh.

Xc nhn v gii tr cnh bo cng ngh.

Gi tn b iu khin v graphic