沒有投影片標題

Size: px

Start display at page:

Download "沒有投影片標題"

针宓
5 years ago
Views:

1 理離 (MBR) 理 1

2 離理 Membrane operation Driving force Mechanism of separation Membrane structure Microfiltration Pressure Sieve Macropores; pore size µm Ultrafiltration Pressure Sieve Mesopores; pore size nm Nanofiltration Pressure Sieve + Micropores; (solution/diffusion, + pore size 2 nm exclusion) Reverse Pressure Solution/diffusion + Dense skin; osmosis exclusion pore size 1 nm Pervaporation Activity (partial pressure) Membrane Activity stripping (partial pressure) Membrane Activity distillation (temperature) Dialysis Activity Phase 1 2 L L Solution-diffusion Dense L G Evaporation Macropores L G Evaporation Macropores L L Diffusion Mesopores L L (concentration) Electrodialysis Electrical potential Ion exchange Ion exchange L L Phase 1 is the feed. L L L L L L 2

3 The Filtration Spectrum 3

4 離離 Membrane Bio-Reactor Technology Suspended Solids Bioreactor Biomass Recycle Membrane Filter Permeate Effluent Hollow Fiber Membrane Bioreactor Effluent Bubbleless Oxygen Transfer Nutrients Effluent (organic pollutants extracted) Suspended Solids Bioreactor Recycle Extractive Membrane Influent Biofilm Influent Oxygen SLMSB BAMB EMB Solid-Liquid Membrane Separation Bubbleless Aeration Membrane Bioreactors Extractive Membrane Bioreactor Bioreactor 離理理理 Influent Oxygen Influent (containing organic pollutants) 4

5 MBR MBR 領 SLMSB 1. 泥量都 2. 理 3. COD 率來 BAMB EMB 率 1. 行理 2. 理 priority 理理 ( 料 ) 度 5

6 / 例數理量 (m 3 /d) < ,000 1,000-10,000 10, ,000 >100,000 都 MBR 2 Kubota ~ 200 ~490 ~ MBR Zenon 理 MF 3 Memcor MBR Kubota 24 ~ 220 ~ MBR Zenon 流 MBR Wehrle 理 MF 3 Memcor Lesjean, B, et. al. (2004). Membrane-aided biological wastewater treatment an overview of applied systems, Membrane technology, August 2004, pp 便理例理量 100 m 3 /d 年數 6

7 MBR 都例數 < ,000 1,000-10,000 理量 (m 3 /d) 10, ,000 Adapted from Lesjean, B, et. al. (2004). Zenon Kubota 例 7

8 MBR 泥泥流泥沈濾流流流離 8

9 MBR 率不易量泥理不泥度理度泥度理泥留率留利留理率泥量留泥離利理利理不沈省泥度理理 9

10 泥 AS vs. MBR 理類 HRT h SRT(d) MLSS(mg/L) Energy (Kwh/m3) Sludge Yield(kgSS/kgCODr) AS 3~24 3~ ~ ~0.5 MBR 1~4 10~ ~ ~2 0.2 參數 AS MBR 泥 (d) COD 率 (%) DOC 率 (%) TSS 率 (%) 率 (%) 率 (%) 泥率 kg VSS COD -1 d -1 ) Floc ( m)

11 離 MBR Influent Effluent Influent Effluent Excess Sludge Recirculated MBR Excess Sludge Integrated MBR 11

12 立不領年不 12

13 理流流流流流離 13

14 理離 Effluent Raw water Air Biogas or Air Waste sludge 14

15 MBR 率泥率流力力流力降量離率 15

16 狀度泥流率率泥粒力 16

17 濾 J = P T /( R t ) R t =R m +R c +R f J 量 P T 力度 R t 濾力 R m 力 (intrinsic membrane resistance) R c 濾濾力 (cake resistance) R f 洞力 (fouling resistance) 17

18 Crossflow and Dead-end Filtration Dead-end filtration Crossflow filtration 流濾流濾度流流濾度 18

19 離 MBR Zenon (ZeeWeed) Mitsubisi Rayon Wehrle werk Ag m 0.1 m 0.4 m ( ) 狀 UF(polysulfone) Orelis Mutsui Chemicals ( 料 ) Kubota 不 0.2 m~0.45 m ( 0.4 m)( ) CESH/ITRI m 不 19

20 MBR - 20

21 MBR - 21

22 不 MBR 2 流 2 / - 狀狀量 L/h.m MLSS g MLSS/L % 率量 kwh/m /m 2 ph 度 C < 60 < 40 < Lesjean, B, et. al. (2004). Membrane-aided biological wastewater treatment an overview of applied systems, Membrane technology, August 2004, pp : Plate-and-Frame 流 : Side stream 22

23 MBR Zenon Environmental Kubota Mitsubishi Rayon USFilter 類 ( m) 料利 PE PE PVDF 8 年 5-10 年連連連流例 Arapahoc County, CO (1.4 mgd) Wessex Water, UK (3.3 mgd) Byfield, MA (0.1 mgd) King County, WA () *Crawford, G. (2002). Competitive bidding and evaluation of membrane bioreactor equipment three large plant case studies, Proceedings WEFTEC 2002, Chicago, USA, September 28-October 2,

24 MBR Zenon Kubota Mitsubishi USFilter 類 0.04 m 31.6 m 2 離 0.4 m 0.8 m m 105 m m 9.3 m 2 離 2 mm 3 mm 2 mm 2 mm 量理 m 3 /m 2 /hr / 量 L/m 2 /hr ( 6 hrs) < < <51 L/m 2 /hr 率 1 /15 2 /12 1 /15 復率參數 SRT, days MLSS, mg/l , , , ,000 *Wallis-Lage, C. (2003). MBR system: Similarities and differences between manufacturers, Proceedings WEFTEC 2003, Los Angeles, USA, October 11-15,

25 MBR 1970 First generation Side-stream UF MBR 1980 Wastewater Reclamation in buildings Aqua-Renaissance 90 National Project Nightsoil Treatment Industrial Wastewater Treatment Second generation Submerged MF MBR Jokaso On-site Domestic Wastewater Treatment Sewage Application Third generation 25

26 Web-type 濾力 ( 力 ) 類流不不流理 26

27 濾泥 ( 100 ) / 粒 ( 10 ) 泥 ( 100 ) / 粒 ( 10 ) pore size ( 20 ) pore size ( 0.1 ) Web-type Hollow Fiber 27

28 MBR Parameter Kubota Mitsubishi Rayon Zenon Orelis or Wehrle CESH/ITRI Membrane geometry flat plate hollow fiber hollow fiber tube Tube/ flat plate Process configuration submerged submerged submerged side-stream submerged Mean air velocity (m/s) Mean liquid velocity (m/s) TMP(bar) Flux(LMH) Permeability(LMH/bar) ~ $???? <? 28

29 不 MBR 100 Web-MBR 3500 Effluent COD(mg/L) MR-HF Influent Influent COD(mg/L) Time (days) 29

30 MBR 理理 30

31 理都省理流理 31

32 理度力省 MBR 力 MBR 留 COD CODMBR 理 32

33 理料 33

34 例理理 34

35 理離流流泥泥 35

36 理 COD (mg/l) Influent effluent Vol. loading Vol. Loading (kg COD/m 3.d) Influent SS (mg/l) Influent Effluent Effluent SS (mg/l) Time (days) Time (days) 0 36

37 理 DO (mg O2/L) DO MLSS MLSS (mg/l) TMP (kpa) TMP1 TMP2 Flux Flux (m3/m2.d) Time (days) Time (days) 0 37

38 理 COD 38

39 理 NH3-N NH3-N 39

40 來略理降數不降更降量力降力立降降力降 40

41 論 MBR 理率省率易理利行更量來 41

無投影片標題

無投影片標題行行金金 MBR 理 Membrane Bioreactors 行行金金理 O 2 量利 CO 2 H 2 O 行行金金泥狀羽羽行行金金離離泥量泥流不 New Approach 理率降泥率行行金金 The Filtration Spectrum 行金離理 Membrane operation Driving force Mechanism of separation