s6b k-water (update)

8/6/2019 S6B K-Water (Update)

http://slidepdf.com/reader/full/s6b-k-water-update 1/5

Reuse of Wast ew at er

2011. 5. 24

SEOK , K w an-Soo

(Ph.D. Candi da t e, P.E)



Marke t o f RO

구 분 RO NF UF MF

2003 60 6 45 39

2010 117 20 84 77

Pol lu t ion and decrease o f raw w ater f low w i th indust r i l i za t ionReuse o f sew erage is expect ed to over take desa l ina t ion in 2020

Deve lopment o f m embrane techno logy decr ease the c ost o f M& O

Mark et inc rease of Reuse(0.8 Bi l$ → 1.3 Bi l$) in K orea

Grow th o f Marke t

1. Back ground

Desal inat ion

Reuse



Reuse of sew erage for indust r ia l , c leaning, r iver and agr ic u l t ura l use

2. Reuse i n Korea

Reuse to r iver and c leaning is ex panded to indust r ia l use

MOE recom mend to use sewerage as a l te r na t ive w ater resources

2000 2003 2006 2007

2016

2.9%5.4%

7.7%9.9%

19%The t rend o f reuse

Bu dg e t : 1.3 B i l$Si tes : 23 c i t i es(1 .2 mi l ㎥/day)

Type : BTO

Proc ess : UF, RO

Governmen ta l suppor t : 50%~70%

budget

Cos t : 62% o f raw w a te r



Chil Gok WWTP

Capac i ty o f reuse : 10 ,000㎥/day

Budget : 7 .1 Mi l$ (Year 2006)

Ma in process : Pre -t rea tm en t + UF

Use : Indust r ia l use

Co st o f M&O : 0.8 M i l$

Rapid

Mix ingCoagula t ion UF AC Indust r ia l

Complex

Waste

Water

UF Membrane (submerged)

3. K -w at er

Po Hang WWTP

Capac i ty o f reuse : 100 ,000㎥/day

Budget : 0 .1 Bi l$ (Year 2011)

Main pro c ess : UF, RO

Use : Indust r ia l use

Co st o f M&O : i n t h e pro c e ss

http://onclick%3Dthis.close%28%29/



New Wat er Resourc es Developm ent

• 18 Plan w i th in year 2017

(Budge t 0 .29 B i l$ )

• Tai lor m ade int e gr at ed

w ate r supp ly

New Technology

• Design of m acro sca le

RO , Const r uc t and M& O

• Oversee pro jec t

New Growth Engine

4. Fut ure Ex pec t a t ion o f K -w ater

Leading Par t ner of Reuse

s6b k-water (update)

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