KHA LUẬN TỐT NGHIỆP - lib.hpu.edu.vnlib.hpu.edu.vn/bitstream/handle/123456789/19231/55...bỘ gio dỤc v Đo tẠo trƢỜng ĐẠi hỌc dn lẬp hẢi phng----- iso 9001 : 2008 kha luẬn tỐt nghiỆp

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  • B GIO DC V O TO

    TRNG I HC DN LP HI PHNG

    -------------------------------

    ISO 9001 : 2008

    KHA LUN TT NGHIP

    NGNH: K THUT MI TRNG

    Sinh vin : Bi Nam Huyn Trang

    Ngi hng dn: TS. Nguyn Th Kim Dung

    TS. Trn Th Mai

    HI PHNG 2012

  • B GIO DC V O TO

    TRNG I HC DN LP HI PHNG

    -----------------------------------

    KHO ST V NH GI HIN TRNG CHT

    LNG NC NGM TI X VN T HUYN T

    K TNH HI DNG

    KHA LUN TT NGHIP I HC H CHNH QUY

    NGNH: K THUT MI TRNG

    Sinh vin : Bi Nam Huyn Trang

    Ngi hng dn: TS. Nguyn Th Kim Dung

    TS. Trn Th Mai

    HI PHNG 2012

  • B GIO DC V O TO

    TRNG I HC DN LP HI PHNG

    --------------------------------------

    NHIM V TI TT NGHIP

    Sinh vin: Bi Nam Huyn Trang M s: 121139

    Lp: MT1202 Ngnh: K thut mi trng

    Tn ti: Kho st v nh gi hin trng cht lng nc ngm ti x Vn

    T huyn T K tnh Hi Dng

  • NHIM V TI

    1. Ni dung v cc yu cu cn gii quyt trong nhim v ti tt nghip

    (v l lun, thc tin, cc s liu cn tnh ton v cc bn v).

    ..

    ..

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    2. Cc s liu cn thit thit k, tnh ton.

    ..

    ..

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    3. a im thc tp tt nghip.

    - Phng th nghim F203, Trng i Hc Dn Lp Hi Phng

    ..

    ..

  • CN B HNG DN TI TT NGHIP

    Ngi hng dn th nht:

    H v tn: ..........................................................................................................

    Hc hm, hc v:................................................................................................

    C quan cng tc:...............................................................................................

    Ni dung hng dn:..........................................................................................

    ....................

    ...................

    ...................

    Ngi hng dn th hai:

    H v tn:...........................................................................................................

    Hc hm, hc v:................................................................................................

    C quan cng tc:...............................................................................................

    Ni dung hng dn:..........................................................................................

    ...................

    ...................

    ...................

    ti tt nghip c giao ngy ....... thng ....... nm 2012

    Yu cu phi hon thnh xong trc ngy ....... thng ....... nm 2012

    nhn nhim v TTN giao nhim v TTN

    Sinh vin Ngi hng dn

    Bi Nam Huyn Trang

    Hi Phng, ngy ......thng........nm 2012

    HIU TRNG

  • GS.TS.NGT Trn Hu Ngh

    PHN NHN XT TM TT CA CN B HNG DN

    1. Tinh thn thi ca sinh vin trong qu trnh lm ti tt nghip: ..

    ..

    ..

    ..

    ..

    ..

    ..

    ..

    2. nh gi cht lng ca kha lun (so vi ni dung yu cu ra trong nhim v .T. T.N trn cc mt l lun, thc tin, tnh ton s

    liu):

    ..

    ..

    ..

    ..

    ..

    ..

    ..

    3. Cho im ca cn b hng dn (ghi c s v ch):

    ..

    ..

    ..

    Hi Phng, ngy thng nm 2012

    Cn b hng dn

    (h tn v ch k)

  • Li cm n

    Li u tin ti xin c gi ti c gio - TS. Nguyn Th Kim Dung, c gio -

    TS.Trn Th Mai li cm n chn thnh v su sc nht. C l ngi trc

    tip giao ti v tn tnh ch bo, hng dn, gip ti trong qu trnh nghin

    cu v hon thnh lun vn.

    Ti xin chn thnh cm n cc thy c Khoa Mi Trung Trng i hc Dn

    Lp Hi Phng cc anh ch v cc bn gip , to iu kin thun li cho ti

    trong sut qu trnh thc hin ti.

    Cui cng ti xin c cm n nhng ngi thn trong gia nh, lun ng

    vin, c v ti hon thnh tt lun vn ca mnh.

    Em xin chn thnh cm n!

    Hi Phng, ngy thng 11 nm 2012

    Sinh vin

    Bi Nam Huyn Trang

  • DANH MC CC CH VIT TT

    STT K hiu ngha

    1 BOD Nhu cu oxy sinh ha

    2 COD Nhu cu oxy ha hc

    3 DS Cht rn ha tan

    4 TS Tng hm lng cht rn

    5 TSS Tng hm lng cn l lng

    6 DO Oxy ha tan

    7 TVS Cht rn bay hi

    8 SS Cc cht rn l lng

    9 EC dn

    10 TCVN Tiu chun Vit Nam

    11 TCCP Tiu chun cho php

  • DANH MC BNG

    STT Tn bng Trang

    1 Bng 1.1

    Tiu chun v sinh i vi cht lng nc ung v sinh

    hot QCVN 02:2009/BYT 17

    2 Bng 1.2

    Bng gi tr gii hn cho php cc thng s v nng

    cc cht nhim trong nc ngm TCVN 5994-1995 19

    3 Bng 2.1 V tr cc im ly mu nc ngm x Vn T 21

    4 Bng 2.2 K thut bo qun cho tng ch tiu phn tch 24

    5 Bng 3.1 Kt qu o nhanh cht lng nc ngm x Vn T 32

    6 Bng 3.2 Kt qu xy dng ng chun Fe2+ 33

    7 Bng 3.3 Kt qu xy dng ng chun Mn2+ 33

    8 Bng 3.4 Kt qu xy dng ng chun Amoni 34

    9 Bng 3.5

    Kt qu xc nh hm lng Fe2+ v Mn2+ cc mu

    nc ngm 35

    10 Bng 3.6

    Kt qu xc nh hm lng Amoni v cng cc mu

    nc ngm 36

    11 Bng 3.7 Kt qu nc ngm x Vn T sau khi x l bng ct si 38

    12 Bng 3.7

    Kt qu nc ngm x Vn T sau khi x l bng than

    hot tnh 38

    DANH MC HNH

    STT

    Tn hnh Trang

    1 Hnh 3.2 ng chun xc nh Fe2+ 33

    2 Hnh 3.3 ng chun xc nh Mn2+

    34

    3 Hnh 3.4 ng chun xc nh Amoni 34

    4 Hnh 4.1 Cu to dn ng 45

    5 Hnh 4.2 Cu to ng ph 45

    6 Hnh 4.3 Kch thc ngn cha nc sch 46

    7 Hnh 4.4 Cu to b lc ct 47

  • MC LC

    M U ......................................................................................................................... 1

    CHNG I: TNG QUAN V NC NGM ......................................................... 13

    1.1.Tm quan trng ca nc ........................................................................................ 13

    1.2.Nc ngm .............................................................................................................. 14

    1.2.1.Ngun gc hnh thnh nc ngm ....................................................................... 14

    1.2.2.c im nc ngm ............................................................................................ 16

    1.2.3. Nguyn nhn gy nhim v hin trng nhim nc ngm. ........................... 20

    1.3 iu kin t nhin x hi ca x Vn T huyn T K tnh Hi Dung ...... 26

    1.3.1 iu kin t nhin ................................................................................................ 26

    1.3.2. iu kin x hi ................................................................................................... 27

    1.4 Tiu chun Vit Nam v nc sch ......................................................................... 28

    CHNG II: ............................. 31

    2.1. i tng nghin cu ............................................................................................. 31

    2.2. Phng php nghin cu ........................................................................................ 31

    2.3. La chn a im , thi gian v tn s ly mu .................................................... 31

    2.3.1. im ly mu ...................................................................................................... 31

    2.3.2. Thi gian v tn s ly mu ................................................................................. 33

    2.3.3. Chn phng php ly mu ................................................................................. 33

    2.3.4. Vn chuyn - n nh v lu gi mu ................................................................. 34

    2.4. Phng php phn tch trong phng th nghim [4] ............................................... 35

    2.4.1.Xc nh cng ca nc bng phng php chun complexon ................. 35

    2.4.2. Xc nh Fe bng thuc th KSCN ..................................................................... 37

    2.4.3 Xc nh Amoni ................................................................................................... 38

    2.4.4. Xc nh Mangan [2] ........................................................................................... 40

    CHNG III: KHO ST HIN TRNG V NH GI HIN TRNG MI

    TRNG NC NGM X VN T ...................................................................... 42

    3.1. Kho st hin trng khai thc nc ngm x Vn T ............................................ 42

    3.2. Kt qu kho st cht lng nc ngm x Vn T .............................................. 43

    3.2.1 Cc thng s o nhanh cht lng nc ngm QCVN 02:2009/BYT ................ 43

    3.2.2. Kt qu xy dng ng chun ........................................................................... 44

  • 3.2.2. Kt qu xc nh mu nc ngm x Vn T ..................................................... 46

    3.2.3. Kt qu xc nh mu nc ngm qua x l cc h dn x Vn T ........... 48

    3.3. nh gi hin trng ngun nc ngm x Vn T ............................................. 50

    3.3.1. Hin trng nc ngm x Vn T ....................................................................... 50

    3.3.2 Nguyn nhn gy nhim ngun nc ngm ti x Vn T ............................... 51

    CHNG IV: GII PHP BO V TI NGUYN MI TRNG NC NGM

    ...........................................................................................