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n mn hc PLCCc lp t nhn ti v gi li danh sch nhm n gio vin hng dn trc ngy T6 ngy 21/8/2010(2SV/1nhm)
Gio vin hng dn: Yu cu: 1) Vit quyn: - Kh giy A4-
Phng ch: Times new Roman: 13
2) M hnh thc t hoc s dng phn mm m phng.
- Np quyn km theo a CD trc ngy bo v 3 ngy - Bo co trn Slide.(LCH BO V: Thng bo sau)
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1) Cho s cng ngh sau:
- A, B, C, D l cc cm bin v tr -ng c iu khin qu trnh P T (Phi Tri), L X (Ln xung ) ca cng ngh l ng c in khng ng b 3 pha Rto lng sc, hn ch dng in khi ng bng phng php i ni - theo nguyn tc dng in, hm ngc ng c trc khi o chiu theo nguyn tc dng in v hm ng nng kch t c lp trc khi dng hn theo nguyn tc thi gian. Yu cu cng ngh: Nhn start chu k 1cu trc i xung v thc hin theo trnh t trn hnh v. t chu k 2 tr i khi chm vo B sau 5s th i xung. m s ln hot ng ca h thng nu 20 ln th cho dng hot ng bo dng Nhn stop: H thng hot ng ht chu k ri dng li. (Lu : Start v stop c thc hin chung trong mt nt nhn). Vit quyn: 1. Tm hiu v PLC FX2N ca hng Mitsubishi. 2. V s kt ni vo/ ra vi PLC. 3. V mch ng lc. 4. Vit lu thut ton iu khin. 5. Vit chng trnh iu khin. 6. Hin th trng thi ra bng LED 2) Cho s cng ngh sau:
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- A, B, C, D l cc cm bin v tr - ng c iu khin qu trnh P T (Phi Tri), L X (Ln xung ) ca cng ngh l ng c in mt chiu kch t c lp, hn ch dng in khi ng qua hai cp in tr ph mc vo mch phn ng theo nguyn tc tc , hm ngc ng c trc khi o chiu theo nguyn tc thi gian v hm ng nng kch t c lp trc khi dng hn theo nguyn tc tc . Yu cu cng ngh: Nhn start ti B cu trc i xung, h thng thc hin tun t theo hnh v. m s ln hot ng ca h thng nu 20 ln th cho dng hot ng bo dng Nhn stop: H thng hot ng ht chu k ri dng li. (Lu : Start v stop c thc hin chung trong mt nt nhn). Yu cu vit quyn: 1. Tm hiu v PLC S7 200 ( CPU224) ca hng Siemens. 2. V s kt ni vo/ ra vi PLC. 3. V mch ng lc. 4. Vit lu thut ton iu khin. 5. Vit chng trnh iu khin. 6. Hin th trng thi ra bng LED. 3. Cho s cng ngh sau: Tr 10sE
X T A Start (tr 5s) P X B
L T D Tr 10s P L Tr 10s
C Tr 10s
A, B, C, D, E l cc cm bin v tr Qu trnh P T (Phi Tri), L X (Ln xung) ca cng ngh c iu khin bng van kh nn l van iu khin n 5/2 c v tr khng. Yu cu cng ngh: Nhn start ti A 5s sau cu trc i xung, h thng thc hin tun t theo hnh v. m s ln hot ng ca h thng nu 20 ln th cho dng hot ng bo dng Nhn stop: H thng hot ng ht chu k ri dng li. (Lu : Start v stop c thc hin chung trong mt nt nhn). Yu cu vit quyn: 1. Tm hiu v PLC S7 200 ( CPU224) ca hng Siemens. 2. V s kt ni vo/ ra vi PLC.3
3. V mch ng lc (chy m phng phn kh nn trn Automation studio) 4. Vit lu thut ton iu khin. 5. Vit chng trnh iu khin. 6. Hin th trng thi ra bng LED. 4. Cho s cng ngh sau:Tr 10s E
X T A Start (tr 5s) P Tr 10s X B
L T D Tr 10s P L
C Tr 10s
A, B, C, D, E l cc cm bin v tr Qu trnh P T (Phi Tri), L X (Ln xung) ca cng ngh c iu khin bng van kh nn l van iu khin kp 5/3 c v tr khng. Yu cu cng ngh: Nhn start ti A 5s sau cu trc i xung, h thng thc hin tun t theo hnh v. m s ln hot ng ca h thng nu 20 ln th cho dng hot ng bo dng Nhn stop: H thng hot ng ht chu k ri dng li. (Lu : Start v stop c thc hin chung trong mt nt nhn). Yu cu vit quyn: 1. Tm hiu v CPU FX2N ca hng Mitsubishi 2. V s kt ni vo/ ra vi PLC. 3. V mch ng lc (chy m phng phn kh nn trn Automation studio) 4. Vit lu thut ton iu khin. 5. Vit chng trnh iu khin. 6. Hin th trng thi ra bng LED.-
5) Bi tp s 2 iu khin my khoan t ng (trang 113, 114 ) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: Nhn start h thng hot ng theo s cng ngh. m s ln hot ng ca h thng. Nu thc hin khoan 100 sn phm th cho dng hot ng m khng cn tc ng ln Stop. Nhn stop. H thng hot ng ht chu k ri dng hot ng. (Lu : Start v stop c thc hin chung trong mt nt nhn). Yu cu vit quyn:4
1. Tm hiu v cc h thng khoan trong thc t 2.. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc (cho c cu chp hnh) 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 6) Bi tp s 2 iu khin my khoan t ng (trang 113, 114 ) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: Nhn start h thng hot ng theo s cng ngh. m s ln hot ng ca h thng. Nu thc hin khoan 100 sn phm th cho dng hot ng m khng cn tc ng ln Stop. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng khoan trong thc t 2. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc (cho c cu chp hnh) 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 7) Bi tp s 4. iu khin cnh tay robot (trang 115, 116) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens. 2. V s kt ni vo/ ra vi PLC. 3. V mch ng lc. 4. Vit lu thut ton iu khin. 5. Vit hm iu khin theo phng php hm tc ng. 6. Vit chng trnh iu khin. 8) Bi tp s 4. iu khin cnh tay robot (trang 115, 116) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v PLC FX2N ca hng Mitsubishi. 2. V s kt ni vo/ ra vi PLC. 3. V mch ng lc. 4. Vit lu thut ton iu khin.5
5. Vit hm iu khin theo phng php hm tc ng. 6. Vit chng trnh iu khin. 9) Bi tp s 3. iu khin my trn nhin liu (trang 114, 115) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng trn nhin liu c trong thc t 2. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 10) Bi tp s 3. iu khin my trn nhin liu (trang 114, 115) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng trn nhin liu c trong thc t 2. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 11) Bi tp s 5. iu khin ng t n giao thng theo thi gian thc (trang 116) trong sch Thit b iu khin kh trnh PLC. Khoa in t Hy lp chng trnh iu khin n ng t giao thng theo thi gian thc vi cc ch : T 6 gi -> 8 gi cc n lm vic ch 1 T 8 gi -> 11 gi cc n lm vic ch 2 T 11 gi -> 14 gi cc n lm vic ch 1 T 14 gi -> 17 gi cc n lm vic ch 2 T 17 gi -> 19 gi cc n lm vic ch 1 T 19 gi -> 22 gi cc n lm vic ch 2 T 22 gi -> 6 gi ngy hm sau cc n lm vic ch 3 Ch 1: Xanh 10 giy, 20 giy, vng 5 Ch 2: Xanh 30 giy, 30 giy, vng 5 Ch 3: n vng nhp nhy chu k (sng 2giy, tt 2 giy).6
Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng tun t Nhn stop. H thng hot ng thm 10 chu k na ri dng (chu k 1 c tnh ti thi im nhn stop) Yu cu vit quyn: 1. Tm hiu v cc h thng n giao thng trong thc t 2. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 12) Bi tp s 5. iu khin ng t n giao thng theo thi gian thc (trang 116) trong sch Thit b iu khin kh trnh PLC. Khoa in t Hy lp chng trnh iu khin n ng t giao thng theo thi gian thc vi cc ch : T 6 gi -> 8 gi cc n lm vic ch 1 T 8 gi -> 11 gi cc n lm vic ch 2 T 11 gi -> 14 gi cc n lm vic ch 1 T 14 gi -> 17 gi cc n lm vic ch 2 T 17 gi -> 19 gi cc n lm vic ch 1 T 19 gi -> 22 gi cc n lm vic ch 2 T 22 gi -> 6 gi ngy hm sau cc n lm vic ch 3 Ch 1: Xanh 10 giy, 20 giy, vng 5 Ch 2: Xanh 30 giy, 30 giy, vng 5 Ch 3: n vng nhp nhy chu k (sng 2giy, tt 2 giy). Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng tun t Nhn stop. H thng hot ng thm 5 chu k na ri dng (chu k 1 c tnh ti thi im nhn stop) Yu cu vit quyn: 1. Tm hiu v cc h thng n giao thng trong thc t 2. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED.
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13) Bi tp s 7. iu khin my khoan 4 l (trang 117) trong sch Thit b iu khin kh trnh PLC. Khoa in t
My khoan c iu khin bi 3 motor: motor trc Z dng nng(ZN), h(ZT) mi khoan; Motor trc Y dng dch chuyn mi khoan(YT, YN) n cc im trn trc Y; Motor trc X dng dch chuyn mi khoan(XT, XN) n cc im trn trc X. Trn trc Z c hai hn v hnh trnh l S1 v S2, trc X c hai hn v hnh trnh l S3 v S4; trc Y c hai hn v hnh trnh l S5 v S6. Qu trnh hot ng ca h thng c m t trn s cng ngh: V tr ban u khoan nm v tr S3, trc Z ang v tr nng mi khoan S1. Khi nhn nt Start chuyn ng ZT thc hin h mi khoan khoan. Khi khoan n S2 th thc hin o chiu ZN rt mi khoan ln. Khi mi khoan c nng ln n S1 th thc hin chuyn ng XT thc hin vic di chuyn mi khoan n v tr S4, qu trnh khoan li tin din nh trn. H thng lm vic ti khi thc hin xong vic khoan 4 l v tr v v tr S3 th h thng dng. Yu cu cng ngh: Nhn start h thng hot ng theo s cng ngh. m s sn phm khoan trong ngy. Nu 1000sp th cho dng hot ng m khng cn tc ng ln Stop. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng khoan trong thc t 2. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin.
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14) Bi tp s 7. iu khin my khoan 4 l (trang 117) trong sch Thit b iu khin kh trnh PLC. Khoa in t
My khoan c iu khin bi 3 motor: motor trc Z dng nng(ZN), h(ZT) mi khoan; Motor trc Y dng dch chuyn mi khoan(YT, YN) n cc im trn trc Y; Motor trc X dng dch chuyn mi khoan(XT, XN) n cc im trn trc X. Trn trc Z c hai hn v hnh trnh l S1 v S2, trc X c hai hn v hnh trnh l S3 v S4; trc Y c hai hn v hnh trnh l S5 v S6. Qu trnh hot ng ca h thng c m t trn s cng ngh: V tr ban u khoan nm v tr S3, trc Z ang v tr nng mi khoan S1. Khi nhn nt Start chuyn ng ZT thc hin h mi khoan khoan. Khi khoan n S2 th thc hin o chiu ZN rt mi khoan ln. Khi mi khoan c nng ln n S1 th thc hin chuyn ng XT thc hin vic di chuyn mi khoan n v tr S4, qu trnh khoan li tin din nh trn. H thng lm vic ti khi thc hin xong vic khoan 4 l v tr v v tr S3 th h thng dng. Yu cu cng ngh: Nhn start h thng hot ng theo s cng ngh. m s sn phm khoan trong ngy. Nu 1000sp th cho dng hot ng m khng cn tc ng ln Stop. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng khoan trong thc t 2. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin.
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15) Bi tp s 3. iu khin h thng cn nh lng (trang 118) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng cn trong thc t 2. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 16) Bi tp s 3. iu khin h thng cn nh lng (trang 118) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng cn trong thc t 2. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 17) Bi tp s 9. iu khin h thng cu trc cho cng ngh m in t ng (trang 119) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh.m s sn phm trong mt ngy lm vic. Nu 1000sp th cho dng hot ng m khng cn tc ng ln Stop. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v cc h thng m trong thc t 2. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 18) Bi tp s 9. iu khin h thng cu trc cho cng ngh m in t ng (trang 119) trong sch Thit b iu khin kh trnh PLC. Khoa in t Yu cu cng ngh: (lu : Tn hiu start v stop cng chung mt nt nhn) Nhn start h thng hot ng theo s cng ngh.m s sn phm trong mt ngy lm vic. Nu 1000sp th cho dng hot ng m khng cn tc ng ln Stop. Nhn stop. H thng hot ng ht chu k ri dng hot ng.10
Yu cu vit quyn: 1. Tm hiu v cc h thng m trong thc t 2. Tm hiu v PLC S7-200 (CPU224) ca hng Siemens.. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 19) Bi tp F3 trong phn mm Fxtraining.
Yu cu cng ngh: Nhn start: H thng hot ng tun theo cng ngh trn (cp vt t ng) m s sn phm nu 100 sn phm th cho dng hot ng m khng cn tc ng ln stop. Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng phn phi sn phm trong thc t 2. Tm hiu v h thng iu khin s dng kh nn 3. Tm hiu v phn mm m phng FXtraining. 4. V s kt ni vo/ ra vi PLC. 5. V mch ng lc. 6. Vit lu thut ton iu khin. 7. Vit chng trnh iu khin. 20) Bi tp F6 trong phn mm Fxtraining.
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Yu cu cng ngh: Nhn start: H thng hot ng tun theo cng ngh trn (cp vt t ng) m s sn phm nu 100 sn phm th cho dng hot ng m khng cn tc ng ln stop. Nhn stop h thng ngng cp sn phm v hot ng ht chu k th dng hot ng. ( lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v phn mm m phng FXtraining. 2. hiu v h thng phn phi sn phm trong thc t 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 21) Xy dng m hnh iu khin h thng n giao thng hin th thi gian m ngc vi cc ch lm vic da trn thi gian thc t: ch lm vic bnh thng; ch lm vic u tin cho mt trc ng v ch lm vic m khuya. da theo ng h thi gian thc tch hp trong PLC S7 -200, ca hng Siemens Yu cu: 1. Xy dng m hnh l thuyt cho n giao thng vi 2 ch lm vic da trn thi gian thc t: ch lm vic bnh thng v ch lm vic m khuya. 2. Tnh chn thit b thc t da trn m hnh xy dng. 3. Xy dng lu thut ton iu khin 4. V mch ng lc. Tm hiu v PLC S7 -200, CPU 214 ca hng Siemens v tp lnh i km 6. Vit chng trnh iu khin cho m hnh n giao thng vi PLC S7 -200, CPU 214. 7. Kt ni vi PLC vi phn hin th thi gian ngc ca cc phn ng i v chy m phng 8. Vit bo co n mn hc. 22) Xy dng m hnh iu khin h thng n giao thng hin th thi gian m ngc vi cc ch lm vic da trn thi gian thc t: ch lm vic bnh thng; ch lm vic u tin cho mt trc ng v ch lm vic m khuya. da theo ng h thi gian thc tch hp trong CPU FX2N ca hng Mitsubishi. Yu cu: 1. Xy dng m hnh l thuyt cho n giao thng vi 2 ch lm vic da trn thi gian thc t: ch lm vic bnh thng v ch lm vic m khuya. 2. Tnh chn thit b thc t da trn m hnh xy dng. 3. Xy dng lu thut ton iu khin 4. V mch ng lc. 5. Tm hiu v CPU FX2N ca hng Mitsubishi v tp lnh i km12
5.
6. Vit chng trnh iu khin cho m hnh n giao thng vi PLC S7 -200,
CPU 224. 7. Kt ni vi PLC vi phn hin th thi gian ngc ca cc phn ng i v chy m phng 8. Vit bo co n mn hc. 23) Cho s cng ngh p gch sau:XL1
S1 S3 S4 S2 S5 S6
XL2
S8
S7
Yu cu cng ngh: Nhn start: H thng hot ng tun theo cng ngh trn (cp vt t ng) m s sn phm nu 100 sn phm th cho dng hot ng m khng cn tc ng ln stop. Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v PLC FX2N ca hng Mitsubishi 4. V s kt ni vo/ ra vi PLC. 5. V mch ng lc. 6. Vit lu thut ton iu khin. 7. Vit chng trnh iu khin.
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24) Cho s cng ngh p gch sau:XL1
S1 S3 S4 S2 S5 S6
XL2
S8
S7
Yu cu cng ngh: Nhn start: H thng hot ng tun theo cng ngh trn (cp vt t ng) m s sn phm nu 100 sn phm th cho dng hot ng m khng cn tc ng ln stop. Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v PLC FX2N ca hng Mitsubishi 4. V s kt ni vo/ ra vi PLC. 5. V mch ng lc. 6. Vit lu thut ton iu khin. 7. Vit chng trnh iu khin. 25) Cho s cng ngh p gch sau:XL1 S1 S3 S4 S2 S7 XL3
XL2
S8
S6
S5
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Yu cu cng ngh: Nhn start: H thng hot ng tun theo cng ngh trn (cp vt t ng) m s sn phm nu 100 sn phm th cho dng hot ng m khng cn tc ng ln stop. Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v CPU224 ca hng Siemens. 4. V s kt ni vo/ ra vi PLC. 5. V mch ng lc. 6. Vit lu thut ton iu khin. 7. Vit chng trnh iu khin. 26) Cho s cng ngh p gch sau:XL1 S1 S3 S4 S2 S7 XL3
XL2
S6 S5 Yu cu cng ngh: S8 Nhn start: H thng hot ng tun theo cng ngh trn (cp vt t ng) m s sn phm nu 100 sn phm th cho dng hot ng m khng cn tc ng ln stop. Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v PLC FX2N ca hng Mitsubishi. 4. V s kt ni vo/ ra vi PLC. 5. V mch ng lc. 6. Vit lu thut ton iu khin. 15
7. Vit chng trnh iu khin. 27) H thng bm trn nhin liu trong mt b cha m t nh hnh v:M i x
B1 LV 2
B2
Van V
LV 1
Trng thi ban u ca h thng l trong bnh cha khng c nhin liu; van V ng; cc bm v ng c khuy ngng hot ng. Nhn Start: Bm 1 bt u bm nhin liu 1 vo bnh. Mi pht sau, bm 2 bt u bm nhin liu 2 vo bnh; Khi mc nhin liu trong bnh t n mc LV2 th ra lnh ngng 2 bm; ng c khuy Mix hot ng trong 30 pht. Khi ng c khuy dng, ra lnh m van V. Khi mc nhin liu trong bnh mc ca LV1 th ra lnh ng van V v bt u mt chu trnh mi. Qu trnh lp li 10 ln th h thng t ngng hot ng thc hin ch bo dng. Mun hot ng li th nhn Start. Trong qu trnh hot ng, nu xy ra s c c th nhn nt dng khn v khi h thng tm ngng hot ng. Sau khi khc phc s c v nh nt dng khn ra th h thng tip tc hot ng t thi im tm dng. Nhn Stop: h thng ngng hot ng ch sau khi kt thc ht chu trnh lm vic. Mun hot ng li th nhn Start. Yu cu: 1. Tm hiu v cc h thng trn nhin liu c trong thc t 2. Tm hiu v PLC FX2N ca hng Mitsubishi. 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 28) H thng bm trn nhin liu trong mt b cha m t nh hnh v:16
M i x B1 LV 2 B2
Van V
LV 1
Trng thi ban u ca h thng l trong bnh cha khng c nhin liu; van V ng; cc bm v ng c khuy ngng hot ng. Nhn Start: Bm 1 bt u bm nhin liu 1 vo bnh. Mi pht sau, bm 2 bt u bm nhin liu 2 vo bnh; Khi mc nhin liu trong bnh t n mc LV2 th ra lnh ngng 2 bm; ng c khuy Mix hot ng trong 30 pht. Khi ng c khuy dng, ra lnh m van V. Khi mc nhin liu trong bnh mc ca LV1 th ra lnh ng van V v bt u mt chu trnh mi. Qu trnh lp li 10 ln th h thng t ngng hot ng thc hin ch bo dng. Mun hot ng li th nhn Start. Trong qu trnh hot ng, nu xy ra s c c th nhn nt dng khn v khi h thng tm ngng hot ng. Sau khi khc phc s c v nh nt dng khn ra th h thng tip tc hot ng t thi im tm dng. Nhn Stop: h thng ngng hot ng ch sau khi kt thc ht chu trnh lm vic. Mun hot ng li th nhn Start. Yu cu: 1. Tm hiu v cc h thng trn nhin liu c trong thc t 2. Tm hiu v CPU224 ca hng Siemens 3. V s kt ni vo/ ra vi PLC. 4. V mch ng lc. 5. Vit lu thut ton iu khin. 6. Vit chng trnh iu khin. 7. Hin th trng thi ra bng LED. 29) Cho s cng ngh p gch sau:17
XL1
S1 S3 S4 S2 S5 S6
XL2
S8
S7
Yu cu cng ngh: Nhn start: H thng hot ng tun t theo cng ngh trn (cp vt t ng) Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn, cc loi ng c. 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio
30, Cho s cng ngh gch sau:
XL1
p
S1 S6 S3
XL2
S9 S4
S2
S8
S7
S10
18
Yu cu cng ngh: Yu cu cng ngh: Nhn start: H thng hot ng tun t theo cng ngh trn (cp vt t ng) Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio 31) Cho s cng ngh p gch sau:XL1 S1 S3 S4 S2 S7 XL3
XL2
S8
S6
S5
Yu cu cng ngh: Nhn start: H thng hot ng tun t theo cng ngh trn (cp vt t ng) Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio19
32) Thit k h thng iu khin cng ngh my bo ging:
V1 A B
V2 D C D C B A
ng c truyn ng l ng c ng b ba pha. Hn ch dng khi ng bng phng php thay i tn s dng in Stator theo nguyn tc dng in, iu chnh tc bng phng php gim in p t vo kch t, hm ngc trc khi o chiu theo nguyn tc tc , hm ng nng trc khi dng theo nguyn tc dng in. Yu cu cng ngh: Nhn start: H thng hot ng tun t theo cng ngh trn (cp vt t ng) Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio
33) H thng bm trong mt b cha
M i x B1 LV 2
trn nhin liu B2 m t nh hnh v
Van V
LV 1 20
Trng thi ban u ca h thng l trong bnh cha khng c nhin liu; van V ng; cc bm v ng c khuy ngng hot ng. Nhn Start: Bm 1 bt u bm nhin liu 1 vo bnh. Mi pht sau, bm 2 bt u bm nhin liu 2 vo bnh; Khi mc nhin liu trong bnh t n mc LV2 th ra lnh ngng 2 bm; ng c khuy Mix hot ng trong 30 pht. Khi ng c khuy dng, ra lnh m van V. Khi mc nhin liu trong bnh mc ca LV1 th ra lnh ng van V v bt u mt chu trnh mi. Trong qu trnh hot ng, nu xy ra s c c th nhn nt dng khn v khi h thng tm ngng hot ng. Sau khi khc phc s c v nh nt dng khn ra th h thng tip tc hot ng t thi im tm dng. Nhn Stop: h thng ngng hot ng ch sau khi kt thc ht chu trnh lm vic. Mun hot ng li th nhn Start. Yu cu cng ngh: Nhn start: H thng hot ng tun t theo cng ngh trn (cp vt t ng) Nhn stop h thng dng hot nu s sn phm yu cu. (lu : Tn hiu start v stop cng chung mt nt nhn) Yu cu vit quyn: 1. Tm hiu v h thng p gch c trong thc t. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio 34. iu khin my khoan 4 l
21
My khoan c iu khin bi 3 motor: motor trc Z dng nng(ZN), h(ZT) mi khoan; Motor trc Y dng dch chuyn mi khoan(YT, YN) n cc im trn trc Y; Motor trc X dng dch chuyn mi khoan(XT, XN) n cc im trn trc X. Trn trc Z c hai hn v hnh trnh l S1 v S2, trc X c hai hn v hnh trnh l S3 v S4; trc Y c hai hn v hnh trnh l S5 v S6. Qu trnh hot ng ca h thng c m t trn s cng ngh: V tr ban u khoan nm v tr S3, trc Z ang v tr nng mi khoan S1. Khi nhn nt Start chuyn ng ZT thc hin h mi khoan khoan. Khi khoan n S2 th thc hin o chiu ZN rt mi khoan ln. Khi mi khoan c nng ln n S1 th thc hin chuyn ng XT thc hin vic di chuyn mi khoan n v tr S4, qu trnh khoan li tin din nh trn. H thng lm vic ti khi thc hin xong vic khoan 4 l v tr v v tr S3 th h thng dng. Yu cu cng ngh: Nhn start h thng hot ng theo s cng ngh. m s sn phm khoan trong ngy. Nhn stop. H thng hot ng ht chu k ri dng hot ng. Yu cu vit quyn: 1. Tm hiu v h thng khoan. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio35. Cho s cng ngh khoan 4 l Tr 8s E
X T A Start (tr 5s) P X B
L T D Tr 8s P L Tr 10s
C Tr 8s 22
- A, B, C, D, E l cc cm bin v tr Qu trnh P T (Phi Tri), L X (Ln xung) ca cng ngh c iu khin bng van kh nn l van iu khin n 5/2 c v tr khng. Yu cu cng ngh: Nhn start ti A 5s sau cu trc i xung, h thng thc hin tun t theo hnh v. Nhn stop: H thng hot ng ht chu k ri dng li. Yu cu vit quyn: 1. Tm hiu v h thng khoan 4 l. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio
36. Thit k mch iu khin v ng lc cho cng ngh su:S1 S2 ng c ln xung l ng c in xoay chiu KB 3 pha rto Dy qun khi ng qua 3 cp in tr theo nguyn tc dng in XL1 Hm ngc khi o chiu v hm ng nng khi dng ng c phi tri l ng c in xoay chiu KB 3 pha rto Lng sc khi ng bng cc i ni sao tam gic theo nguyn tc thi gian Hm ngc khi o chiu v hm ng nng khi dng Start S3 XL2 S4
Yu cu vit quyn: 1. Tm hiu v h thng 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio 37. Thit k mch iu khin v ng lc cho cng ngh su:S1 S2 ng c ln xung l ng c in 1 chiu kch t c lp khi ng qua 3 cp in tr theo nguyn tc thi gian XL1 Hm ngc khi o chiu v hm ng nng khi dng ng c phi tri l ng c in xoay chiu KB 3 pha rto Dy qun khi ng bng cc i ni sao tam gic theo nguyn tc thi gian Hm ngc khi o chiu v hm ng nng khi dng
Tr 20s
Start S3 XL2 S4
Yu cu vit quyn: 1. Tm hiu v h thng khoan 4 l. 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc.
Tr 10s
23
6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio38. Cho s cng ngh sau:
- A, B, C, D l cc cm bin v tr - ng c iu khin qu trnh P T (Phi Tri), L X (Ln xung ) ca cng ngh l ng c in mt chiu kch t c lp, hn ch dng in khi ng qua hai cp in tr ph mc vo mch phn ng theo nguyn tc tc , hm ngc ng c trc khi o chiu theo nguyn tc thi gian v hm ng nng kch t c lp trc khi dng hn theo nguyn tc tc . Yu cu cng ngh: Nhn start ti B cu trc i xung, h thng thc hin tun t theo hnh v. Nhn stop: H thng hot ng ht chu k ri dng li. Yu cu vit quyn: 1. Tm hiu v h thng . 2. Tm hiu v h thng kh nn 3. Tm hiu v cc kh c in 4. Tng hp mch bng phng php Grapcet 5. V mch ng lc. 6. Thit k mch iu khin 7. M phng mch bng phn mn Automation studio
24