Đề thi cuối học kỳ I năm học 2019-2020 môn Trang bị ĐĐT trong MCN (Mã đề 2) - ĐH Sư phạm Kỹ thuật

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