1. (1) (2) A. B. 1 3 (3) 1m 60~120cm/sec 8~15cm 45~90 30~75 30~45 2. 1. 1. 1. 2. 2. 3. 2. 10~15 4. 5. 3. 6. 1
1. (1)2 (2)5m (3)3~5min (4)3.0min (5) 45~60cm (6) 0.45m 3 /min (7)1.5~2.01 (8)0.6~0.75m/sec 2. a. b. a. b. a. H 2 S b. a. b. a. b. c. a. 0.3 m/sec b. c. 2
1. (1)(BODCOD) A. B. C.(LWL)(HWL) (2) A. m 3 1 m 3 /hr B. C. 2. 3
1. (m) 2.5~4.0 (m 3 /m 2.d) 25~50 (m 3 /m.d) 250 31~51 (m) 0.4~0.6 1/100~2/100 5/100~10/100 2. SS SS SS SS ( 96~98) 5 2 4
1. (1) 25~50 40~60m (2) 3~5 80 (3) 6m 3 / m 2 d 4 m 3 / m 2 hr 20 (1) (2) (3) (1) (2) L/solid g-air/g-solid 0.005~0.06 g/g (3) SS (4) 5
2. 1. 1a. 2. 3. 4. 5. 1b. 1c. 1d. 1e. 1f. 1g. 2a. 2b. 2c. 2d. 2e. 3a. 3b. 3c. 3d. 4a. 4b. 4c. 5a. 5b. 5c. 5d. 1a. 1b. 1c. 1d. 1e. 1f. 1g. 3 2a. 2b. 2c. 2d. 2e. 3a. 3b. 3c. 3d. 4a. 4b. 4c. 5a. 5b. 3d 5a 5c. 4c 5d. 3d 6. 6a. 6a. 6b. 6b. 4a 7. 7a. 7a. 1a 7b. 7b. 3 7c. 7c. 1e 8. 8a. 8b. 9. 9a. 9a. 1a 9b. 9b. 1c 9c. 9d. 9e. 9f. 8a. 8b. 4c 9c. 9d. 9e. 9f. 3 6
1. (1) SS SS BOD COD (2) (V)(Q)(A) Q V= A 150~200m/ 300~400m 200m (3) ( ) 2~3 (4) (5) 20~30% 0.6~1.0 / 10 0.5~1.0 7
2. 0.5~1 () 8
1. ph 10 30 11 1 2. 1. 1. 2. 3. 4. 5. 1. 1.pH KCl 2. 2. 3. 4. 5. 1. 2. 3. 4. 1. 2. 3. 4. 5. 1. 2. 3. 4. 1. 2. 3. 4. 5. 5. 6. 6. 9
1. (1) (2) 1~5 ( 10~15 ) (3) (4) 80~100rpm 1.5m/sec G =300~1,000sec -1 (5) ph ph ph ph 2. (1) (2)10~15 3 (3) (4) 20~30rpm 15~60cm/sec G =20~80sec -1 (5) 1~2mg/L 10~15cm 10
3. 1. 1a. 1b. 2. 3. 4. 1c. 1d. 1e. 1f. 1g. 1h. ph 2a. 2b. 4a. 4b. 4c. 5a. 5b. 1a. 1b.( 1~5 ) 1c. 1d. 1e. 1f. 1g. 1h. ph 2a. 2b. 4a. 4b. 4c. 5a. 5b. 5a. 11
1. (1) a. 60~90cm 90cm b. (2) 0.3~0.4m/min 2~6 2.5~4m 15~30m 3 /m 2 d (3) 150 m 3 /m d (4) 60 12
2. 1. a. b. c. d. 2. a. b. c. d. e. 3. a. b. c. 4. a. b. c. d. a. b. c. d. a. b. c. d. e. a. b. c. a. b. c. d. 5. a. b. a. b. 6. a. a. b. b. c. c. 7. a. b. a. b. 8a 8b c. c. 8. a. b. a. b. 9. 10. 11. 12. 13
() 13. a. b. c. d. e. f. 14. a. a. b. b. 15. a. b. c. 16. a. a. b. c. c. d. 17. a. a. b. c. d. d. e. 18. a. 19. a. b. a. b. c. d. e. f. b. 14
1. (service)(backwash) (regeneration)(rinse) (1) (2) (3) (4)(rinse) 15
2. 60 1. 2. 3. 4. ph 1. 2. ph (clumping) ( ) 20 CO2 1. 2. 16
1. (1) (MLSS) 2,000~3,000mg/l 1~3mg/l 2~3mg/L (2) (3) (F/M) (4) 17
2. (1) F/M() F/M kg BOD 5 kg MLVSS-day MLVSS F/M 0.2~0.5day -1 (2)() kg BOD 5 /m 3 -day (3) () (4) SVI 1 30 1 ()(ml) SVI 泥 1 降 (ml / l) = MLSS(g/l) SVI SVI 50~150 (5) 3. 18
4. 1. 7 3 ~ (1) BOD (2) 2. BOD (1) (2) (3)SVI 200 3. (4) 4. (1) (2) (1) (2) (1) (1) (2) (1) (2)(2) (2) MLSS BOD ph (1) (1) (1) ph (2) (3) (2) 7 (2) (4) (3) 3 (5) (4) 6 (5) (6) (6) 19
5. 6. 7. 8. 9. ph (1)Protozoa (1) (2) (2) Protozoa (3) F/M (3) (1) (1) (2) Amoeba (2) BOD (3) (2) (4) (3) (4) (1) (1) 1 2 (2) (2) (3) (3) (1) (1) MLSS (2) (2) (3) ph (1) (2) (1) MLSS (2) 20
(1) BOD MLSS F/M (1)BSRT(1) 1/4 BSRT F/M SV 30 a. b. (2) (1)(RR) MLSS (2) 100mg/l (3) Nocandia (2) (3) (2) 4 (3) BSRT 21
(2) 1. 2. 1. F/M 1. 5 F/M BOD SS 2. 2. F/M F/M F/M (1) DO (1)SV 30 RR (2)RR SV 30 RR RAS MLSS DO SS SS MLSS 22
(3) MLSS SV 30 RR SS (1) MLSS (2) MLSS (1) (2) (3) (4) RAS CO 2 10mg/l ph MLSS 23
(5) (1) F/M a. b. (2) (1) (3) a. b. c. d. (4) 24
1. (SS) BOD BOD 30~50% 2. (1) (1) (2)(3) (4) (5)(6) (7) (2) a. 1.2 2.4 3~6 b. 20 30 c. 20% 15% 60~90 d. 25
3. 1. 2. 1. 2. SS 1. 2. 1. 2. 26
1. MLSS (1) 5~25g COD/m 2.day 1g COD/m 2.day (2) 2~3m 2~3m 3 /m 3.hr 1mg/L 4m 1~1.5m 3 /m 3.hr 1mg/L (3) 15 SS 27
SS (4) (5) 55~70 (6) 2. 1. 2. 3. 1. 2. 0.185 cmm 3. 1. 1. 2. 3. 2. 3. 28
1. 2. 3. 4. 1. 2. 3. 4. 1. 1. 2. F/M 2. 3. 3. 4. 4.. 29