This presentation is the property of its rightful owner.
Sponsored Links
1 / 172

水环境影响评价 PowerPoint PPT Presentation


  • 79 Views
  • Uploaded on
  • Presentation posted in: General

水环境影响评价. 马永刚. 本章内容. 地表水体的 污染和自净 开发行动 对地表水影响的识别 地表水环境影响预测与 评价. 第一节 地表水体的污染和自净. 水体概述 水体 污染 水体 自净 水体的 耗氧 与 复氧 过程. 一 . 水体概述. 一、水环境 水体 —— 海洋、河流、湖泊、水库、地下水 水、水生生物、底质等 用途不同,对水体有不同要求 实际上,除了对水质进行评价外,对水生生物、底质等也应该进行评价. 二 . 水体污染.

Download Presentation

水环境影响评价

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript





.


.


  • ()


QSL/s

q

L/(d)

N

Ks(1.51.7)

mL/t

Mt

Ki

t h


2.


  • pH


.

  • 1.


BOD

BODn

BODN

BOD2

BOD

BOD/mgL-1

BODc

BODa

BOD1

t/d

2.

4-2 (BOD)


(1)


(2)


BODN


(3) K

  • 20KT


(4)

(5)


.

  • (1)

    (2)

    (3)

    (4)


2.

(1)

1atm


Hyer(1971)


(2)



1

()

(1)

(2)

(3)


  • (4)()


2


(1)

()


(2)


a

b

c()

d


(3)

()


(4)

()

()


(5)

(BOD)


(6)

()()




A

B

C

D

E

F

G



()


1

BOD


2




1



2

(HJT2.393)


  • 1.

  • 2.

  • 3.

  • 4.


/1


/2



  • 20000

  • 1000020000

  • 500010000

  • 10005000

  • 2001000


  • 310

  • 2107

  • 17


1

  • 150m3/s

  • 15~150m3/s

  • <15m3/s


2

  • <10m

    50km2550km2<5 km2

  • 10m

    25km2 2.525km2<2.5 km2


  • (GB3838-2002)

  • (TJ3679)

  • (GB89781996)


(1)(GHZB1-1999)


  • 30


(2)(TJ3679)GHZB11999()ISO


(3)(GB89781996)


1


(1)



(2)


Pi

[]


2


3


(1)


(2)

(3)()



4

(1)


(2)K

ii

iki(k)

imaxi


(3)

pH


IDOjj

DOf

DOjj

DOs


pH


IpH,jjpH

pHjjpH

pHsdpH

pHsupH

1


1

(1)


(2)


(3)



(4)



2

(1)



(2)

3.

(1)()


A()

B()15



1/201/5


  • (2)

  • (q>15m3sBH<20()) A

  • ABH


4

(1)

35 km


pH




A

a

C

ux

x1

x2

B

a

H

C


QQiQiQ

Qiqn


Qm3s

1mgL

qm3s

2mgL

ni


Ln



3.


  • ()



0.95 1.05



1

(1)


(2)

(3)

(4)

(5)


2

(1)5

i,jhi,jsijijii


j j

Pij1 I jPij


(2)


3


4

(1)



(2)




  • (3)


5



  • 30001050

    • BODCODSS


  • 6001232

  • 2166


  • GB3838-2002 II

  • COD300





  • 1


BOD

  • BODStreeter-Phelps


BOD

  • GB3838-2002IIBOD383.4t/aBOD155.96t/aBOD59%BOD


BOD

  • BODBOD


1BOD

  • 533

  • BOD 9t/a


BOD







  • 19931633


  • 15942km224.94km

  • 50714470m3/d


  • 15942km2


  • 4


  • 1. 20004104t/d2002


  • 2. 2000200320104t/d2003200640104t/d200715104t/d201055104t/d


  • 3.



  • 1. 41280

  • 2. 200km2


  • 3.

  • 4.


  • 9542km260%648%31%


  • 23.6km5200km2


  • 1999954225550m14




  • 1.PhBOD5\CODCR\SS\NH3-N\

  • 2.



  • 24.94km





  • 314.59L/sCOD60mg/LBOD20mg/L2002


  • 200250200520052005205040.393~71.447104m3/d


  • CODBOD5

  • C=(cpQp+chQh)/Q

  • cQ

  • cpch

  • QpQh


  • CODBOD6.67.22.01.72010CODBOD1.41.0


  • CODBOD73.9%65.3%

  • 1

  • 2


  • 1. 14743.45104m3/d2431.4104m3

  • 58.25%






  • Login