ĐỀ THI VÀ ĐÁP ÁN TRANG BỊ ĐIỆN TRONG CÔNG NGHIỆP
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TRUONG D A I HOC SU' PHAM K Y TH U A T
THAN H PHO HO CHI M IN H
KHOA CO K ill MAY
BO MON CONG NGHE CUE TAO MAY
BE THI CUOI K Y H K 2 -N A M HOC 2019-2020
Mon:
TRANG BI B B T TRONG MCN
Ma mon hoc:
EEEI321925
B€ s6/Ma de: 01/20 - Be thi co 02 trang
Thai gian:
60 phut
KHONG duoc phep sir dung tai lieu
Cau 1: (3,0 diem)
• Cho so do dien mach nhu hinh ben dirai. Hay thuc hien:
a) Cho biet chuc nang cua mach dien da cho.
b) Hay cho bi§t so do dien da cho co hoan chinh khong? Neu khong hay hoan
chinh lai so do mach dien (ve so• do mach m&i v&i cdc sua doi va ve them
cac khi cu dien phu hap vao giay thi).
c) Trinh bay nguyen ly hoat dong cua mach dien tren theo mach dien da ve sira
lai.
Cau 2: (3,5 di6m)
• Cho he th6ng diSu khien gom hai dong co khong dong bo ba pha (380V/50Hz).
Dong co M l khdi dong true tiep, dong ca M2 khoi dong gian tiep bang phuong
phap d6i noi sao - tarn giac. Hay thiet ke mach dong lire va mach dieu khien
theo yeu cau sau:
a) Nhan nut SI, dong co Ml va M2 bat dau hoat dong. Thai gian de dong co
M2 chuyen tir che do sao sang tarn giac la 5s.
b) Nhan nut SO de dung hoat dong cac dong co theo chu trinh sau: dong co Ml
dung hoat dong truac, sau thdi gian 10s dong co M2 dung hoat dong.
Cau 3: (3,5 diem)
• Lap trinh PLC (ngon ngu LD) de dieu khien hai dong ca khong dong bo ba pha
(380V/50Hz) theo cac yeu cau nhu a cau 2. Hay thuc hien cac noi dung sau:
+ Lap bang cap phat dia chi (Symbol Table)-,
+ So do dau noi PLC;
+ Chuang trinh dieu khien (dang LD).
Ghi chu: Can bo coi thi khong duac giai thich de thi.
S6 hieu: BM1/QT-PDBCL-RBTV
Trang: 1/2
Noi dung kiem tra
Chuan flau ra ciia hoc phSu (ve kien thirc)
[G1.IJ Nguyen ly cau lao, each sic dung cac loai khi cu dien pho biin
[G2.2] Kha nang phan tich, kien thicc ve cac mach dien, doc hieu nguyen li hoat
dong cua cac mach dien co ban
[GL2] Dong co dien va co so truyen dong dien
[G4.I] Doc hieu, van hanh diroc cac trang bi dien - dien tic Iren cac may cong
nghiep
[G2.3 ] Thiel ke diroc mot s6 dang mach truyen dong dien
[GI.4] Kien thicc ve thiet bi dieu khien lap trinh PLC
[G2.1] Co kha nang lap trinh dieu khien vdi PLC
fG2.3] Thiet ke duoc mach dien ket hop PLC
Cau 1
Cau 2
Cau 2
Cau 3
Ngay 2-2-thang DC nam 2020
Thong qua bo mon
(ky va ghi ro ho ten)
S6 hieu: BM1/QT-PDBCL-RDTV
Trang: 2/2
TRUING DAI HOC Slf PHAM KY THUAT
THANH PHO HO CHI MINH
KH O A CO K H I M AY
B 0 M ON CONG NG HE CH E TA O M A Y
DE THI CUOI K Y H K 1 - NAM HOC 2019-2020
Mon:
TRANG BI DDT TRONG MCN
Ma mon hoc: EEEI321925
De so/Ma de: 02/19 - De thi co 02 trang
Thai gian:
60 phut
K H O N G duoc phep sir dung td i lieu
Cau 1: (2.5 diem)
Clio so do mach ham dong co' khong dong bo ba pha bang dien co nlnr hinh ben duoi:
a) Hay xem xet so do dien da cho co hoan chinh khong? Neu khong hay hoan chinh
lai so do mach dien (si'ra doi, them cac khi cu dien p h ii hop va ve so do mach nidi
veto giciy thi) (1,75 diem).
b) Trinh bay nguyen ly hoat dong cua mach dien tren theo mach dien da ve si’ra lai
Cau 2: (4,0 diem)
He thong dien khien may gom 02 dong co khong dong bo ba pha M l, M2 (380V/50Hz).
Dong co M i khoi dong true tiep, dong co M 2 dirge khoi dong gian tiep bang phuong phap
doi noi sao - tarn giac. Hay thiet ke mach dong luc va mach dieu khien theo yeu cau sau:
+ Nhan nut START, ca hai dong co M i va M 2 bat dau boat dong;
+ Thoi gian de dong co M 2 chuyen tir noi sao sang tarn giac la 6s;
+ Nhan nut STOP de dung hoat dong cac dong co theo chu trinh sau: dong co Mi
dung hoat dong truoc, sau thoi gian 30s dong co M 2 dung boat dong.
+ Cac khi cu dien khac tu chon.
Can 3: (3.5 diem)
• Lap trinh PLC (ngon ngu LD) de dieu khien hai dong co' khong dong bo ba pha
(380V/50Hz) theo cac yen cau nlur 6 cau 2. Hay thuc hien cac noi dung sau:
+ Thi6t k6 (ve) mach dong luc cho cac dong co tren; (0.75 diem)
+ Lap bang cap phat dja chi (Symbol Table) (0.25 diem);
+ So do dau noi PLC (0,5 diem);
+ Viet chuong trinh dieu khien dang LD (2,0 diem)).
So hieu: BM l/QT-PDBCL-RDTV
Trang: 1/2
Noi dung idem (ra
Chuan dau ra ciia hoc phan (ve kien thirc)
[ G l. 1]
[(1 2 .2 ]
[G l.2 ]
/ G -t.l]
/
[G 2 .3
[ G 1.4 ]
[G 2 .1
[G 2.3
/
/
Nguyen ly can tao, each s ir dung cc'tc to o l k h i cu then phu bien
Kha nang p lu m lich. kien thirc ve cac much Chen, due hieu nguyen H haul
dong, d ig d ie much dien car ban
D ong c a dien va co so Iruyen dong dien
Doc hieu, van hcinh dim e ede I ra n g h i dien - dien lir Iren cue m ay cung
nghiep
Thiel ke dim e m ol so dang much Iruyen dong dien
Kien /hire ve th ie l bj dieu khien la p trin h P LC
Co kha nang la p trin h dieu khien vai PLC
Thiel ke dim e much dien ket hap PLC
Cau 1
Cau 2
Cau 3
Can 4
Ngay/f^ thang A\ nam2019
Thong qua bo mon
(ky va ghi ro ho ten)
S6 hieu: B M 1 /Q T -P D B C L -R D T V
Trang: 2/2
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