Dieu chinh ND 1-29
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Transcript of Dieu chinh ND 1-29
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Bung nhit
Ti liu k thut v s phm
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1
mc lc Trang
1 Gii thiu 1.1 Gii thiu v thit b
1.2 Gii thiu v mt s phm
2
3
4
2 Cc phn t i km thit b 2.1 Cc phn t i km
2.2 Ti liu
2.3 Phn t khng i km
5
6
7
7
3 iu kin s dng 3.1 Lu
3.2 K hiu s dng
3.3 Mi trng
8
9
10
11
4 a vo hot ng 4.1 Lp t
4.2 Ngun cung cp
4.3 Kt ni
4.4 Thng gi
4.5 M t
4.6 Vn hnh v s dng
4.7 Bo qun
12
13
13
13
14
15
20
27
5 c tnh k thut 5.1 c tnh in
5.2 c tnh c
28
29
29
6 Thc hnh 6.1 Gii thiu v chnh nh
6.2 nh gi hiu nng
6.3 iu chnh nhit
30
31
43
48
7 Ti liu c kh 86 7
8 Ti liu in 94
9 c tnh k thut cc b phn 121
10 Bo dng 10.1 Bo dng
10.2 Sa cha
10.3 Lin h
212
213
213
213
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2
Chng
Gii thiu
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3
1.1. Gii thiu v thit b
Thit b ging dy bung nhit bao gm hai phn ring bit: phn tc ng v phn iu
khin.
Phn tc ng m phng mt l cng nghip c ngun t iu chnh c (m phng bi
mt bng n nng sng), mt l t c th iu chnh c lu lng kh v mt bung
hoc l u ra kh c th iu chnh bng tay.
- gia ngun t v bung c mt b a kim loi c c l cho php thay i cc c
tnh nhit ca h thng bng s lng v cch xp chng cc a kim loi.
- H thng nhit c t trong hai ng trong sut m bo cch nhit v quan st khi
iu chnh.
Phn iu khin gm mt automt kh trnh, loi TSX Micro c trang b cc card vo/ra
logic v cc ph kin tng t u cui Magelis; tt c c lp t v c ni vi nhau
trong mt hp kim loi.
- Lin lc gia phn tc ng v phn iu khin thit lp bi mt cp ni kim loi (ngun
24V mt chiu, ch T ng/Thao tc, vv)
- Lin h tng t c m nhim bi 5 dy ni loi BNC.
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4
1.2. Gii thiu v mt s phm
1. Mc ch s phm
- Nghin cu v hin th cc hin tng lin quan n iu chnh cc qu trnh cng nghip.
- o lng v theo di nhit .
- Thay i ng c tnh nhit.
- Tnh ton chnh nh.
2. B mn
CAP BEP BAC PRO STI BTS DUT
H thng in
T ng ho tin hc cng nghip
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5
Chng
Cc phn t i km thit b
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6
2.1. cc phn t i km thit b
Danh sch cc phn t cung cp i km thit b MD1AE727:
- Phn tc ng L nhit
- T iu khin TSX Micro - Magelis
- Dy ni ngun 230V 50Hz
- Nm dy ng trc
- Dy ni automt vi my vi tnh : TSXPCX1031
Dy ni ngun Dy ng trc
K hiu MD1AE726 MD1AE726 MD1AE726
Phn iu khin
Phn tc ng
Thit b hon chnh
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7
2.2. ti liu
Gio trnh k thut MD1AD721.
2.3. phn t khng i km
- Cc thit b o (vn nng k, dao ng k, que o, dy ni, vv)
- Ngn ng lp trnh Magelis XBTL 1000.
- Dy ni Magelis vi my tnh: XBTZ915.
- Chng trnh phn mm cho TSX Micro : TLXCD3PL7MP43M
- Chng trnh phn mm cho TSX Pro: TLXCD3PL7PP43M
- Cc phn t khc khng c lit k trong mc Dng c i km thit b.
Ch : Khc vi chng trnh phn mm PL7 Micro, chng trnh phn mm Pro cho php s
dng cc mn hnh khai thc.
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8
Chng
iu kin s dng
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9
3.1. lu
- Tm hiu thit b thng qua ti liu k thut v tun th theo ng cc qui nh nu.
- Tn trng mt cch nghim ngt cc ghi ch v cc yu cu trong sch hng dn, cng
nh trn thit b.
- Tt c cc thao tc phi tun th cc yu cu v an ton khi vn hnh h thng in c.
- Thit b TSX Micro c chng nhn, c thit k v thc hin theo cc chun v
nguyn l an ton v ngi v ti sn.
Tuy nhin, v thit b c cung cp bi ngun mt pha 230V, nn khi thao tc i hi
phi ch trnh nguy c xy ra tai nn khi thit b c in.
- Vic s dng thit b TSX trn gi vi cc mc ch khc s b cm.
- Cc thao tc thc hnh phi c lm di s gim st ca ngi hng dn hoc ngi c
chuyn mn c o to thao tc thit b khi c in.
- Thit b TSX Micro c th c s dng ng thi, ti a bi 2 hc vin.
- Thit b ging dy ny m phng mt h thng cng nghip v mc d n c lm ging
nh thit b tht nhng n khng phi l mt ci my m l mt thit b th nghim.
V thit b ny c thit k theo chun EN-61010 (quy tc v an ton cho cc thit b o
in, v iu chnh v v th nghim), nn trong trng hp ny khng bt buc phi nh
du cc u dy ca cp, cc bi thc hnh khng c trong s in.
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10
3.2. k hiu s dng
Dng xoay chiu
Dng mt chiu
u ni t
Chy
Dng
Ch (xem trong ti liu km theo)
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11
3.3. mi trng
- Nhit : S dng : -50C < t < 400C
Th cch in : - 250C < t < 550C
- m : S dng : m tng i < 50% vi t = 400C
Th cch in : m tng i < 900C vi t = 200C
- cao : di 2000m (6600 feet).
- nhim mi trng :
Thit b bung nhit c thit k c th s dng trong cc iu kin khng c nhim
mi trng, ch dng trong mi trng kh, khng dn in.
Bo v thit b khi bi, kh n mn v trnh b dy cht lng.
- Ting n: di 70 dBA.
- chiu sng: tt hn nn s dng thit b vi ri:
250 lux vi cng vic chung
500 lux vi cng vic trung bnh
750 lux vi cng vic tinh t
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12
Chng
a vo hot ng
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13
4.1. Lp t
- Sau khi nhn thit b bung nhit v phi kim tra s lng, k hiu cc thit b, nh danh
sch chi tit nhm thit b.
- Lp t: thit b bung nhit c khuyn co c th s dng trn mt bn c nh, cao
khong 70 80 cm. kim tra gi t thit b (trng lng ca thit b: xem chng 5
Cc c tnh k thut).
Hai tay cm c t hai pha ca t iu khin gip cho vic di chuyn t d dng hn.
V phn thao tc khuyn co nn tay pha di mi cnh.
Cc thao tc phi c thc hin v tr ngi.
4.2. ngun cung cp
- Ngun cung cp cho thit b phi c nhng c tnh sau :
in p : 230V mt pha 10%
Tn s : 50 Hz 5%
Dng in : 10A
Loi bo v : II
- Ngoi ra, li in phi c thit b DDR (B vi sai), nhy 30mA, loi AC.
4.3. Kt ni
- Dy ni ngun 3P + T ch c th cm vo in c trang b dy bo v.
- Vic a in vo thit b phi tun th theo ng cc chun quc gia v lp t NFC 15-
100.
- Ni t: dy bo v t phn tc ng c ni t c nh. Yu cu phi s dng dy
ngun v n c trang b dy bo v.
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4.4. Thng gi
- thng gi ti u, phn tc ng c trang b li thng gi. V vy, khng c lm tc
hay bt kn cc khe thng gi.
- Cn ch khng c a cc vt, c bit l cc vt kim loi vo khe thng gi. V nh
vy s to ra dng ngn mch, rt nguy him cho ngi v my mc.
- Li bo v n
i vi mt vi thao tc thc hnh, cn phi nng li bo v n nhm ci thin qu trnh
iu chnh.
Thao tc ny phi c thc hin bi mt ngi c chuyn mn, nm vng cc ch cn
thit trnh khng xy ra tai nn, v d: bng.
Yu cu phi tho li trc khi a phn tc ng vo lm vic, ngha l khi n c nhit
bng nhit xung quanh.
- Khi kt thc thao tc, nht thit phi t li bo v vo v tr c v c nh bng vt (vt
CHC u trn), nhm trnh khng xy ra tai nn.
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4.5. m t
1. Phn tc ng
Phn tc ng bao gm mt c cu v mt hp
bng nhm vi cc ccte bo v bng
Lamicolor.
Pha trn ccte bo v c mt cm ngun v
mt cng tc Marche/Arrt vi mt n bo
mu bo c in v mt cu ch bo v.
- Pha bn tri cm c mt nhn ghi cc c tnh
in cng nh cc c tnh ca cu ch (xem,
chng 5.1 c tnh in).
- Pha bn tri nhn c mt zc cm 12 l kt
ni gia phn tc ng v phn iu khin.
Trn hp:
- Hai chuyn mch hai v tr c nh, Manuel v
Auto.
- ch Manuel, c th iu khin sng ca
n bng chit p chia (0 10V). ri ca
n tng tuyn tnh vi chia. Trong ch
ny ta cng c th iu khin qut gi bng chit
p chia (0 10V). Tc quay rto tng
tuyn tnh vi chia. Khi thit b ang lm vic
ch Manuel th ch Auto khng hot
ng.
- ch Auto, cc chit p khng tc ng,
vic iu khin n v qut gi ch c thc
hin bng automt kh trnh TSX Micro.
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Pha trn hp cn c 5 im o in p
di dng cc l cm an ton 4mm :
o nhit bung.
o nhit n.
o nhit khi c qut gi.
o gi tr t ca n.
o gi tr t ca qut gi.
- Cc im o u c ni vi phch cm loi BNC dng ni cc dy vi phn iu
khin (xem chng 2 Cc thit b i km).
- Bn cnh cc im o c mt chuyn mch 5 v tr, c ni vi mt vn k s ch gi tr
o cc phn t v tr chuyn mch.
Trn phn th hai ca hp c mt bung, bn trong c lp :
- Mt n cng sut 100W, in p 230V xoay chiu, c gn km mt que th nhit loi
PT100.
- Pha di n c lp mt qut gi v mt que th nhit loi PT100.
- Pha trn n cng c lp mt que th nhit loi PT100.
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- Gia bung v n c mt vch ngn gm 3 a nhm c c l, trong c hai a c
gn c nh vi nhau, c th xoay quanh mt trc thay i nhit trong bung.
- Bung nhit c trang b mt khung bng nha trong v mt np y gm hai a bng nha
Polycarbonate khng mu c c l c gn c nh, c th xoay quanh mt trc thay
i nhit trong bung.
- Pha bn trong hp, c lp:
B c in p ca n loi cng nghip.
Mt ngun iu chnh 24V mt chiu, 3A.
Hai b truyn d liu 3 dy, t 0 n 1000C dng cho que th PT100 ca bung nhit v
qut gi.
Mt b truyn d liu 3 dy, t 0 n 5000C dng cho que th PT100 ca n.
Mt mun khuch i tn hiu tng t 0 100V iu khin qut gi.
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2. Phn iu khin
Phn iu khin c t trong mt hp kim
loi.
Pha bn trong hp c lp mt automt kh trnh
loi TSX Micro c cu hnh:
- Mt mun c s TSX 3721.
- Mt card c 8 u vo tng t 0 10V.
- Mt card c 4 u ra tng t 0 10V.
- Mt card c 12 u vo Digital.
Trn ca t iu khin c lp :
- Mt u cm cui i thoi loi Magelis.
- Mt ca s trong sut bng nha PVC cho php
theo di trng thi ca automt khi t iu
khin ng.
- Mt u cm TER dng kt ni automt vi
my vi tnh m khng cn m t iu khin v
cho php lm vic an ton.
- Mt cp c mt zc cm 12 l, cho php kt ni
t iu khin vi phn tc ng.
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- Nm u cm loi BNC dng ni cc u
vo/ra tng t vi phn tc ng.
- Pha bn tri cc u cm c mt nhn ghi cc
c tnh in, xem chng 5.1 c tnh in.
- Bn bng cao su t t iu khin ln bn
th nghim.
- Hai tay cm mi bn gip cho vic di chuyn
t iu khin c d dng.
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4.6. vn hnh v s dng
1. Ch Manuel
ch Manuel khng bt buc phi kt ni vi phn iu khin bi v phn tc ng c
th t hot ng.
- Ni phn tc ng vi li in 230V 50Hz bng dy ni ngun.
- Bt cng tc bn cnh cm ngun sang v tr I, trong trng hp n bo mu trn
cm bt sng.
- Vn k c in v ch mt gi tr.
- t 2 chuyn mch Auto/Manu v tr Manu.
- Cho mt gi tr t trc, v d cho n, nh chit p. Khi ny n sng. Khi chit p nc
10 (nc ln nht), n s sng nht v nu t ng thi chuyn mch nm v tr v tr th
hai t di ln th vn k ch 10V, tng ng vi gi tr t trc .
- xc nh gi tr in p , s dng vn nng k: mu en (-), mu (+).
- i vi qut gi, thc hin cc thao tc tng t. t gi tr t trc ca qut gi n nc
10, nh chit p. Khi ny gi s thi v pha bung. t ng thi chuyn mch nm v tr
v tr u tin t di ln th vn k ch 10V ( chnh l gi tr t trc mun
khuch i). xc nh gi tr in p , s dng vn nng k: mu en (-), mu (+).
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21
kim tra s hot ng tt ca cc que th nhit , ta s dng vn k v chuyn mch
la chn:
- Que th ca bung nhit, chuyn mch phi v tr th nht, t trn xung. Khi n sng,
gi tr o c l 2,2V*, tng ng vi mt nhit l 220C. xc nh gi tr in p
ny, s dng vn nng k: mu en (-), mu (+).
- Que th ca n, chuyn mch phi v tr th hai, t trn xung. Khi n sng, gi tr o
c l 2,5V*, tng ng vi mt nhit l 2500C. xc nh gi tr in p ny, s
dng vn nng k: mu en (-), mu (+).
- Que th ca qut gi, chuyn mch phi v tr th ba, t trn xung. Khi n sng, gi tr
o c l 2,2V*, tng ng vi mt nhit l 220C v gi tr nhit ny s thay i khi
s dng qut gi. xc nh gi tr in p ny, s dng vn nng k: mu en (-), mu
(+).
trng hp khng hot ng, kim tra ngun iu chnh 24V mt chiu xem cc n
LED mu vng (li in) v mu xanh (ngun 24V mt chiu) c sng khng? Nu
khng phi kim tra cu ch ca cm.
* Cc gi tr ny l v d v bin thin theo thi gian.
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22
Ngi ta cng c th tm c cc gi tr nhit
u cui Magelis ca phn iu khin. lm vic
ny cn:
- Ngng hot ng phn tc ng bng cch t
cng tc v tr O (n tt).
- Ni phch cm k hiu X2 ca phn iu khin vo
pha di phn tc ng.
- Cm nm dy ng trc theo th t sau y:
Que th ca bung nhit (u tin pha trn, trn
phn tc ng) vo u vo tng t k hiu 0 trn
t iu khin.
Que th ca n (th hai t trn xung, trn phn
tc ng) vo u vo tng t k hiu 1 trn t
iu khin.
Que th ca qut gi (th ba t trn xung, trn
phn tc ng) vo u vo tng t k hiu 2 trn
t iu khin.
iu khin qut gi (th t t trn xung, trn phn
tc ng) vo u ratng t k hiu 0 trn t iu
khin.
Que th ca n (di cng, trn phn tc ng)
vo u ra tng t k hiu 1 trn t iu khin.
- Bt cng tc ngun sang v tr I.
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23
- Thng bo cui :
bit cc gi tr nhit o c bng que th nhit , n vo nt (-1 ).
Ch : Khi cc n LED mu ca u cui Magelis u sng th cc nt n hot ng.
Nhit bung nhit: 22.200C: tng ng vi nhit o c trong bung nhit v gi tr
2,2V ghi trn vn k.
Nhit n: 250.500C: tng ng vi nhit o c trn n v gi tr 2,5V ghi trn
vn k.
Nhit xung quanh: 22.200C: tng ng vi nhit o c khi c qut gi v gi tr
2,2V ghi trn vn k.
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24
Thay i mt trng (gi tr s hoc ch Marche)
- n vo nt MOD. Mt trong cc trng c th thay i s nhp nhy.
Nu l trng cn thay i hoc trng s th nhp mt gi tr s.
Nu l trng kiu k t, c th chuyn ni dung bng cc nt (-1 ) v (+1 ).
Kt thc thao tc thay i bng ENTER.
- Nu trng ang nhp nhy khng phi thay i, n tip mt ln na ln nt MOD. Khi
trng th hai s nhp nhy v cc th tc tip theo tng t nh thao tc trn.
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25
2. Ch AUTO
t hai chuyn mch Auto/Manu v tr Auto.
Thng bo cui:
n vo nt (-1 ) , h thng s a ra hai kh nng s dng:
chn mt trong hai ch hot ng, u tin n nt gia MOD, sau chn ch
cn s dng bng cc nt (-1 ) v (+1 ), cui cng kt thc thao tc thay i bng
nt ENTER.
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26
- ch Auto ch c b iu chnh hot ng v n nh u ra bng chc nng thut
ton.
- ch Manu, b thao tc s n nh u ra ca b iu chnh nh trng Sortie
manu.
Ch ny rt tin dng cho vic to nn mt bc nhy khi p ng. Khi mt p ng
Heaviside (xem phn thc hnh nh gi cc tnh nng, chng 6.2).
Ban u, chn ch Auto, sau n nt (-1 ) truy cp vo cc thng bo sau:
Thng bo trn gm hai trng c th thay i, lm c vic ny n vo nt MOD,
thay i gi tr nh cc nt s, sau kt thc bng nt ENTER.
Gi tr t trc: l gi tr t trn thang o ca n. Gi tr cho php t 15 500C.
Tc gi: l gi tr t ca qut gi t gi tr tc ca roto. Gi tr cho php t 0
100%.
Vic s dng hin th v cc thng s c nu trong phn thc hnh , chng 6.2 nh gi cc
tnh nng.
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27
4.7. Bo qun
Vic bo qun s c thc hin bi ngi c chuyn mn.
Thc hin bo qun thit b theo trnh t sau:
1. Gt cng tc Marche/Arrt sang v tr O.
2. Rt phch cm 2P + T 10A ra khi ngun in 230V 50Hz.
3. Rt phch cm k hiu X2 ni phn iu khin v phn tc ng, 5 dy ng trc.
4. Ct phn tc ng, dy ni vo t v kho li.
5. a li cha kho cho ngi hng dn.
Khi ny thit b bung nhit c bo qun.
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28
Chng
c tnh k thut
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29
5.1. c tnh in
- in p cung cp: 230V xoay chiu (+/-10%)
- Tn s: 50/60Hz (+/-5%)
- Cng sut tiu th: 30VA
- Dng ngn mch quy c : 3kA
- in p th cch in: 2,5kV
- Cp bo v: I
- Loi lp t: II
- Cu ch 1A, kch thc 5x20mm
5.2. c tnh c
Phn tc ng
- Khong cch : Chiu cao : 400mm
Chiu rng: 330mm
Chiu su : 640mm
- Trng lng : khong 15kg
Phn iu khin
- Khong cch : Chiu cao : 510mm
Chiu rng: 450mm
Chiu su : 230mm
- Trng lng : khong 15kg