UNIVERSITY OF TECHNOLOGY

475B Dien Bien Phu Street, Binh Thanh District, HCM City.

Kha: 2015-2017 05/08/2017 1

SVTH : V T Danh Lp: 15HDC01

GVHD: TS Nguyn Hng

UNIVERSITY OF TECHNOLOGY

05/08/2017 2

t vn - L do chn ti I

Mc tiu ti II

3 III

IV

nh gi kt qu

Kt lun v hng pht trin

Tnh ton thit k v thi cng III

UNIVERSITY OF TECHNOLOGY

1. T VN

3

Bn chn nng lng no?

UNIVERSITY OF TECHNOLOGY

L DO CHN TI

4 05/08/2017

Lm sao

thu

c

nhiu

nng

lng

nht ?

UNIVERSITY OF TECHNOLOGY

2. TNH TON THIT K M HNH

5

Pin

nng

lng

mt tri

B

chuyn

i

DC/DC

B lu

tr

nng

lng

iu khin ng

c servo

B

nghch

lu

Ti DC

Ti AC

UNIVERSITY OF TECHNOLOGY

05/08/2017 6

m

:

t

ng c kh

nng nng

m pin

c

ch

u

n,

c quy,

nng iu chnh tm pin chuyn ng hng theo

mt tri.

Yu cu:

Kt cu n gin.

cng vng v bn cao.

Chuyn ng m, chnh xc cao

Thit k c kh

2. TNH TON THIT K M HNH

UNIVERSITY OF TECHNOLOGY

05/08/2017 7 05/08/2017 7

2. TNH TON THIT K V THI

CNG M HNH

Chn phng n iu hng 1:

Tng hiu sut thu nng

lng mt tri khong (19-

23%).

Thit k n gin, nhng

km hiu qu.

Chi ph bo tr thp.

UNIVERSITY OF TECHNOLOGY

05/08/2017 8

Chn phng n iu hng 2:

Tng hiu sut thu nng lng mt

tri ln ti hn 30%.

n gin ha vic thit k v gim chi

ph u t xung mc rt thp khi s

dng ng c servo.

bn cao.

Chi ph bo tr hoc thay mi thp v

thit b s dng trong b iu hng

l rt thp.

2. TNH TON THIT K V THI

CNG M HNH

UNIVERSITY OF TECHNOLOGY

05/08/2017 9

a

n phng

n

t k

:

Mt trc chuyn ng hoc hai trc chuyn ng.

nh

ng nghing

m pin hay xoay

c

m pin.

Bm theo

ng

nh

ng hay l di chuyn theo

lch trnh t trc.

Bng so snh cc phng php hng pin

t c nh Xoay theo 1 trc Xoay theo 2 trc

Hiu sut Thp Trung bnh Cao

tin cy Cao Trung

nh Trung

nh

Chi ph

p Trung bnh Cao

2. TNH TON THIT K V THI

CNG M HNH

UNIVERSITY OF TECHNOLOGY

05/08/2017 10

Thit k c kh

a

n phng

n:

Sau khi tm hiu

c phng

n p

t pin va

u

ng pin,

ta thy rng phng php xoay

pin theo hai

ng (xoay v

nghing)

kha

nng

n

ng u

t

a pin

t

i

t

hn.

2. TNH TON THIT K V THI

CNG M HNH

UNIVERSITY OF TECHNOLOGY

05/08/2017 11

Tnh ton chn PuLy:

ng knh bnh ai nh:

o D1 = (4

6.2)

= 4*

= 17mm

o Ta chn D1 =15 mm.

ng knh bnh ai nh:

o D2 = D1 * U *(1-

)=15*2.5*(1-0.01) =

37.125 mm

o => chn D2 = 45 mm

NH

N

N

NG

Thit k c kh

UNIVERSITY OF TECHNOLOGY

05/08/2017 12

Khong cch trc:

a > (1.5

2)(d1 + d2 )=(1.5

2)(15+45)=90

120 mm

=> chn a = 110mm

Chiu di ai:

Thit k c kh

NH

N

N

NG

UNIVERSITY OF TECHNOLOGY

05/08/2017 13

Xc nh s rng ca Puly:

Ta c modum M = 3

Tra bng ta c :

Ta chn PuLy Z1 = 16 rng

PuLy Z2 = U * Z1 =16*2.5 = 40 rng

Tra bng thc t ta chn PuLy Z2 = 32 rng

Thit k c kh

NH

N

N

NG

UNIVERSITY OF TECHNOLOGY

05/08/2017 14

Thit k c kh

NH

N

N

NG

Chiu rng ai:

=> Chn kch thc mun :

M = 35 x

= 35 x

= 3

=> nh chiu rng ai b

B = y.m = 4*3 = 12mm

Trong : y ( 3 : 6)

=> chn ai b = 10mm

UNIVERSITY OF TECHNOLOGY

TM PIN PV

15

L thit b ng dng hiu ng quang in trong bn dn to

ra dng in mt chiu t nh sng mt tri

C 3 loi

t tinh th

silic

n

tinh

th

a

tinh

th

Di

silic

50Wp,_21,6V_2,54A

UNIVERSITY OF TECHNOLOGY

B CHUYN I DC/DC

16

Mc ch chuyn i ngun mt chiu khng n nh thnh

ngun in mt chiu c th iu khin c

B gim p (buck)

B tng p (boost)

B o du in p (buck boost).

B bin i tng gim p Ck

=> B Buck c s dng nhiu

trong h thng pin mt tri nht v

nhiu u im ph hp vi cc c

im ca h pin mt tri.

UNIVERSITY OF TECHNOLOGY

B CHUYN I DC/AC

17

B bin i DC/AC1

pha dng na cu B bin i DC/AC1

pha dng hnh cu

UNIVERSITY OF TECHNOLOGY

B LU TR NNG LNG

18

Lu gi in nng c

th phc v cho ti trong

nhng thi gian thiu nng,

nh sng yu hay vo ban

m.

12V_ 7Ah

UNIVERSITY OF TECHNOLOGY

ARDUINO UNO R3

19

iu khin n LED nhp nhy

X l tn hiu cho xe iu khin

t xa

o nhit - m

Hin th ln mn hnh LCD

http://k3.arduino.vn/img/2014/05/22/0/452_8121-1400736757-0--vdk.jpg

UNIVERSITY OF TECHNOLOGY

05/08/2017 20

NG C SERVO v ai truyn

ng c

servo

Hp puly

Dy ai

Mch iu

khin

Dy in

Khon cch trc: a =110mm

Chiu di dy ai: L =322mm

UNIVERSITY OF TECHNOLOGY

05/08/2017 21

Khi iu khin ng c

UNIVERSITY OF TECHNOLOGY

05/08/2017 22

H THNG IU HNG

PIN MT TRI

TL

C CU CM BIN HNG SNG

TR

BR BL

Vch ngn ngang

Vch ngn dc

Top left Top right

bottom left bottom right

UNIVERSITY OF TECHNOLOGY

05/08/2017 23

H thng iu khin

BT U

Khi to th vin h thng. t knh cho cc ng c

v gii hn gc quay

c gi tr t 4 cm bin

avL> avR

ng c 1 quay

thun 1 gc

avL> avR

ng c 1 quay

nghch 1 gc

avT> avB

avT> avB

ng c 2 quay

thun 1 gc

ng c 2 quay

nghch 1 gc

Tnh gi tr trung bnh ca cc cm bin nm k nhau

avL (trung bnh tri), avR (trung bnh phi)

avT (trung bnh trn), avB (trung bnh di)

ng c 1 dng ng c 2 dng

Qu gh Qu gh Qu gh

1 1 1 1

1

S S

S S

S S S S

Qu gh

Gii thut

iu khin

UNIVERSITY OF TECHNOLOGY

05/08/2017 25

3. Kt qu

M hnh thc nghim

UNIVERSITY OF TECHNOLOGY

Dng sng in p ng ra

05/08/2017 26

UNIVERSITY OF TECHNOLOGY

5. Kt lun v hng pht trin

05/08/2017 27

5.1 Kt lun: ti thc hin c nhng vic nh sau:

- Thit k m hnh c kh xoay theo hai hng

- Chn ng c servo, cm bin nh sng, Pin, cquy.

- Thit k thng iu khin bm theo hng nh sng mt tri trong

ngy dng bo mch Arduino.

- H thng hot ng hai ch auto v manual chnh xc, n nh, in

p ng ra 220VAC.

5.2 Hng pht trin: Nghin cu iu khin MPPT ti u cng

sut thu c

UNIVERSITY OF TECHNOLOGY

Ti liu tham kho

05/08/2017 28

1. Nguyn Hng L nh Lng (2016). My in 2, Gio trnh Hutech, TP.HCM

2. Nguyn Th Ngc Anh- V Th Bch Ngc (2015). K thut in t, Gio trnh

Hutech, TP.HCM

3. www. arduino.vn

4. First Solar Vit Nam d n cng ngh cao u nm 2011.

5. ng nh Thng C s nng lng mi v ti to Nh xut bn khoa hc k

thut 2006.

6. Jeyraj Selvaraj and Nasrudin A. RahimMultilevel Inverter For Grid-Connected PV

System Employing Digital PI Controller IEEE TRANSACTIONS ON INDUSTRIAL

LECTRONICS, VOL. 56, NO. 1, JANUARY 2009.

7. J. Surya Kumari, Ch. Sai Babu Comparison Of Maximum Power Point Tracking

Algorithms For Photovoltaic System International Journal of Advances in

Engineering & Technology, Nov 2011.

Cm n thy v

cc bn theo

di !