Ứng Dụng Xử Lý Cod Và Độ Màu Trong Nước Thải Dệt Nhuộm Bằng Phương Pháp Quang Xúc Tác Sử Dụng Ti O 2

i

N Q

K L

T L P T T N T N

“

2

”

V T L P T T

N T N

T

L

Mặ

Q

L

m n c n t n c m n

Sinh viên

L T M K

ii

Ụ Ụ

L I M N ......................................................................................................i

MỤ LỤ ...........................................................................................................ii

NH MỤ T VI T T T.............................................................................. v

DANH MỤ NG..........................................................................................vi

NH MỤ HÌNH ..........................................................................................vii

T M T T KH LU N T T NGHI P.......................................................viii

ẶT VẤN Ề..................................................................................................... 1

HƯ NG I TỔNG QU N VẤN Ề NGHIÊN ỨU ...................................... 3

1 1 Tổ T O2.............................................................................. 3

1.1 1 T lý.......................................................................................... 3

1 1 2 T ...................................................................................... 4

1.2. TiO2 .................................. 5

1.2.1. Nguyên lý quá trình quang hóa xúc tác trên TiO2 .................................... 5

1.2.2. T O2 ......................... 8

1.3.Ứ T O2 ....................................................................................... 9

1.3.1. V .................................................................................. 9

1.3.2. ................................................................ 10

1.3.3. T .................................................................... 10

1.3.4. S ẩ ẩ ................................... 10

1.3.5. K khí................................................................. 10

1.3.6. X ẩ ............................................................................. 10

1.3.7. Mộ T O2 ................................ 11

1.4. Tổ ộ ........................................................................... 11

1.4.1. N ộ ............................................................................... 11

1.4.2. S ộ ......................................................................... 12

1.4.3. T ộ ộ ................... 12

1.4.4. ộ ......................................... 15

1.5. OPS ..................................................... 16

iii

1 5 1 G ................................................................................. 17

1 5 2 •OH ................................................... 18

1 5 3 P ............................................... 19

HƯ NG II MỤ TIÊU NỘI UNG VÀ PHƯ NG PHÁP NGHIÊN

ỨU………… ................................................................................................. 21

2 1 M ................................................................................... 21

2.1.1 M ........................................................................................ 21

2 1 2 M ........................................................................................ 21

2 2 Nộ .................................................................................. 21

2.3. P .................................................................................... 21

2 4 P ............................................................................ 21

2 4 1 P ................................................................... 21

2 4 2 P ...................................................................... 22

2 4 3 P ...................................................................... 22

HƯ NG III. K T QU NGHIÊN ỨU....................................................... 28

3 1 ặ ộ ..................................................... 28

3 2 K ộ

T O2 ..................................................................................... 29

3 2 1 X H ............................... 29

3 2 2 ........................... 30

3 2 3 K ộ

T O2/UV ................................................................................................... 32

3 2 4 K ộ

T O2 ............................................................................. 34

3 3 S ộ T O2 UV

TiO2 ...................................................................................... 35

3 4 ộ

TiO2………………………………………………………………………… 37

3 4 1 G ................................................................................... 37

iv

3 4 2 G .................................................................................... 39

K T LU N – T N T I - KI N NGH ........................................................... 40

1 K ......................................................................................................... 40

2 T ............................................................................................................ 40

3 K ........................................................................................................ 40

TÀI LI U TH M KH O

PHỤ LỤ

v

Ụ

BOD

COD

EC

QCVN

STT

TCVN

TDS ổ