đánh giá hiện trạng hoạt động phân loại rác thải sinh hoạt tại nguồn thành phố biên hòa và đề xuất các biện pháp cải tiến - Pdf 13



n Trang 1 ng Thanh Cnh

GII THIU CHUNG
T V
  m  a tng Nai, nm  
b         H    
(theoXa l c l  
(theo Quc l 51). V ranh gi 
vc sau:
 u.
 
 n Trng Bom.
 n 9-
 H 

Bi 1.1: V 


n Trang 2 ng Thanh Cnh
 Hin nay v i, m 
i ra khong 400 ti khng l u
     p ta    t c   ti
ng Trt lng
p Tr kin s 
t giu qu  gii quyi sinh
hot t nhp ti ng
Tr  t gi    c hi    i
ngun, va tn d c ngu         s
dng, gi     t thi rn, gim di    p,

. t ra ngay sau khi
m kc hiu
qu mong mu  
      c t nu cho th  
 h tr cho d 
t l a d p.
 ng mt h tr tt
cho d n ph
n vic hin ca ni vi d 
Xu thc t  ti n trng
hoi sinh hot ti ngun t 
 xui ti nh
u qu cho ho
1.2 MU.
 u qu cc hin
m.
 n hiu qu hot PLRTN
thp.


n Trang 4 ng Thanh Cnh
  xut mt s gi ci thin hiu qu cho hong PLRTN
c trin khai thc hi.


rt thi rn nguy hi.
t thi rn sinh hot ( CTRSH )
 Cht thi rn sinh hong cht thc tng
sinh hot hi tng
hc, bnh vi sn xut, kinh doanh, dch v, chi
m cht thi nguy hi,
cht thghin, cht thi y t t thi t ng
p.
 V n khoa h i cht thi

 Cht thi thc phm bao gm tha, rau qung
lon cht d  sinh h t
  c bit trong thi ti        i
nhng.
 i giy bao gm giy in n, giy t


n Trang 6 ng Thanh Cnh
, giy t y v y.
 Cht thi trc tip t ng vt ch y
 Cht thi lng ch y ct thi t khu
vc sinh hot c
 t thi b i vt li
sn phu bng than cht d 
h i x
than.
 t thng ph n ch y
ng vt
 Cht thi nguy hc bo v thc vt, cht ty
ra, du nh

 Cht thi thc phn cht thi thc phm s gi
do ng t p
dn thay th n phc bi ch bin
thc phm s ng ln s gim cht thi thc phm. Mc
s        u s d  i thc
ph hoc ch bin sng nhi
   m bt
c phm.
     n giy thi ra s    l tr  n
ng s  n c 

 
ng c
sn xua.


n Trang 8 ng Thanh Cnh
 ng th t thi t  
 ng c n t 
t thi nguy hoi sinh hot s ng

t cht thi rn sinh hot ( CTRSH )
t v
 Vic la cht bt k h thng x 
 ng ph thuc rt nhi
cht va RTSH.
 Kh ) ci
       a cht thi.Khi   a
nh b nh t
l gia trng ca mu vi th  kg/m3 (

t
70 - 170
110
6 - 15
10


n Trang 9 ng Thanh Cnh
Cao su
170 - 340
220
1 - 4
2
Da
170 - 440
270
8 - 12
10
n
100 - 380
170
30 - 80
60
G
220 - 540
400
15 - 40
20
Thy tinh
270 - 810

220
5 - 20
15
( Ngun George Tchobanoglous, Et Al, Mc Graw-Hill Inc, 1993 )
* Chc:
Cht ht hc
Cht h-d)/c]*100
 trng mu
d  trt  950

C
Chc:
Ch cht h


n Trang 10 ng Thanh Cnh
 ng cacbon c i
b h t =
950Cm kho
 Nhit tr    nhit t t cht thi r nhit
c dulong:
Tu/lb = 145C + 610(H2  1/8O2) + 40S + 10N
ng Cacbon
H % trng ca Hydro
O2 % trng ca Oxy
S % trng cnh
ng c
* t h y:
 Tr p cht nha dn ha hu ht
 

50 - 70
62
Cht th t bit ( du,
lp xe, thit b 
n )
3 - 12
5
Cht thi nguy hi
0.1 - 1.0
0.1

3 - 5
3.4

8 - 20
14
ch v 
2 - 5
3.8
ng ph nh
2 - 5
3


n Trang 12 ng Thanh Cnh
    
n


- t li giy.
- n gc t si.
-  t thi ra t   c
phm.
- t lin phm ch to t
cht do.


n Trang 13 ng Thanh Cnh
- t lin phm ch to t

c :
- Kim loi st.
- Kim loi st.
- Thy tinh.
- .

-t liu n phc ch
to t s b 
-  t li    

- t lin phc ch
to t thy tinh.
- t li
loy tinh.
t hn hp :
Tt c t li 
loi  ph    u thuc loi
 n v

  ng sn xu
nghip, tiu th 
gm:
+  thi t vt lin xup, tro, x
trong 
+  liu t u phc v trong sn xut.
+  th.
+ n phm.


n Trang 15 ng Thanh Cnh
 Cht th th 
 nt th
dng gm kim loi, cht d         
bc thi sinh hot.
* i m nguy hi
 Cht thi nguy hi(CTNH)bao gm     t d  n
c hi, cht thi sinh hc thi rt d  
cht thi nhim khua
n s khng v. Ngu
 yu t ng y t
 Cht thi y t t tht hoc hp ch
mi trc tip ho
chc khe c
ngut thi y t bao gm :
     c, n     u tr, phu
thut.
 .
 t ct b, t cht b.
 Cht thi sinh hot t 

i s dng tc ngc v cho nhu cng,
sinh hot.
   ra
m nguc mt.


n Trang 17 ng Thanh Cnh
 
dng vi kim loi tc kim lop cht 
 to pht
ng cn k    2
s  y khi
ki  ng ngm trong khu v   i ki  
nh n kim loi nc ngm.
   chp cht hc ht
h 
t bi chu thc
ngm hoc mt s i thu qu 
ng cho sc khe, sinh mng ci hin t
c th h mai sau:
Bng 2.4  t 
n

Nng 




Khong dao
ng

200
80 - 120
N- NH3
mg/l
10  800
200
20  40
N- NO3
mg/l
5  40
25
5  10
Tng
mg/l
5 - 100
30
5  10


n Trang 18 ng Thanh Cnh
photpho
P- PO4
mg/l
4  80
20
48
 kim
mg CaCO3 /l
1.000  10.000
3.000

100  200
Cl
-
mg/l
200  3.000
500
100 - 400
SO4
2-
mg/l
100 -1.000
300
20 - 50
Fe tng cng
mg/l
50  1.200
60
20 - 200
(Ngun : Introduction to Environmental Enginerring,1998)
* t.
 t h b t 
tr u kin p s t
lot cht hit. S
n phm trung gian
hoc vi khut nt.
 i v hy(nh
p s  t


n Trang 19 ng Thanh Cnh

  ti
ng trng xung quanh hon

 N             
g v t s vn
 xu do t trng ct cacbondioxit nng gp 1,5
lng gp 2,8 lng
di chuyn xu t qu  cacbondioxit trong
cac t i c        cao trong nhiu

 M trng c di chuyt
             c ngm.
Cacbondioxit lp t cc ngm h
xung thp tu kin thun li cho s t trong
 cng muc
ngc bi hin din cc ngm  nhng khong
n n cho vic s dng nguc ng
nguc cp cho sn xut, sinh hot.
  
NH3, H2S, SO2i t
khu vc ch
Bng 2.5: i ch yy  

% Th 
CH4
CO2
N2
O2
45  50
40  60

b
 T c qut s u vn
 c:
 
t ch trung gian truyn bi.


n Trang 22 ng Thanh Cnh
 i nt yu t n tr
   m kh   c c     
thc.
I CTR TI NGUN
m PLCTR ti ngun.
 Theo s         
t s hoc tt c n c
 c khi thu gom, vn
chuyn cht th 
  u ng d 
qung  ng thc t tc
thi nhn cht thc khi thu gom
n chuyn, x 
2.2.2 La PLCTR ti ngun.
 V
ề xã hội
 n nay, hong RPLRTN mang nhit
thc phc v la cng, gii quyi ca v 
nhin mng hin nay.Thc hin
m thii ca s i
thiiu kin sinh sng cn tp
t t m ng t


 V
ề môi trường


n Trang 24 ng Thanh Cnh
 Hon x u qu hu hng C
phn gii quyt v   t v  bc
n hin nay. Qua hong PLRTN
mt khng ln cht hc x ng
cht h ng ti
p. T n ch u
ng thi bo v sc kh
 Vic phc v m nguc.
i to ra mng lc r a
nhiu chc h m rt cao nc x  nh
ng xn tc ngc xung quanh.
  c r n
lt h loi b git kic mt
kho cho vic x c r 
 V
ề khoa học công nghệ.
 x  ch yu nh
 t hp
  i r        
 x i h  
dc x p vi kh u kin
hic ta.Vic thc hin PLRTN s tu king
 x t thc
c qu


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