Dalian Fisheries University liucf@dlfu.edu.cn
1 2 3 1 2
(water reuse) (water recycle) (total system volume) (percentage replacement) (percentage recycle)
(total biomass) (stocking density) (flow through rate) (mean hydraulic residence time) V/Q(QV ) (carrying capacity)
1 (1), (2), (3), (4), + +
0 + + + P R Q C in C Q C out
(1), (D) (2), (3), (4),
1 + dc dt V Q C i Q C + P R Q (L/h) V (L) C (mg/l) C i (mg/l) P (mg/h) R (mg/h)
dc V 0 dt Q C Q C i + P R 0 Q Q R C i P C (R ) (BD) (ND)
R R + R + r BD R ND R r (g/h) R BD (g/h) R ND ( )(g/h) R r ( )
C C P P ( + R Q C Ci ) kg 2 /(h kg )
2 + dc dt V Q C i Q C Q (L/h) V (L) C (mg/l) C i (mg/l) P (mg/h) R (mg/h) + P R
(P ) P FA PC t 0.102 FA (g) PC t (h)
P FA PC t 0.102 (1), 16% (2), 80% (3), (4), 80% (5), t 0.012 16% 80% 80%
dc /dt0 R ( + P Q Ci C )
F Q f C F : (g/h) Q f : (L/h) E E R /F Q f Q fmin R ( + P Q Ci C ) (F ) (R )100% Q R fmin Q f min C
(1), (2), (hydraulic loading rate) (3), (hydraulic retention time) (4), (5), (6), (7), ( RBC,,,) E C Q f F C R C E Q ( C i C) + C E P
ph A A N 3 A A NH b 3 N H NEIFAC0.025 mg/l b (UIA NH 3 -N) [NH3] b [NH ] + [NH 3 1 [H 1+ K + ' a ] + 4 1+ t pk a,t ' 1 + ] [NH4 ] 1+ [NH3] 1 a + H 1+ 10 ' r K H ' + a (p K 1 ' a ph+ pr p K a, t p K a,25 + 0.0324 (25 t) H + )
H + + r H ph UIA
Q f F A R A E Q ( C i C A E ) + P
3 + dc N3 dt V Q C N3i Q C N3 N3 N3 Q (L/h) V (L) C N3 (mg/l) C N3i (mg/l) P N3 (mg/h) R N3 (mg/h) + P R
dc N3 /dt 0 C N3i 0 PN3 RN3 Q C N3 P N3 R R P P N3 P
1 R R ( + P Q Ci C ) R R f + R BD + R ND
(R ) R FC FR FC (g/kg ) FR (g/h) FR FR FA t FA (kg) t (h)
R FR max, FR max, R FC Q ( Ci C) + FC P (kg/(kg d), %d -1 ) FR FR SBW %BW SBW, kg %BW, kg/(kg d)
R SBW max, SBW max, FR max, % BW
2 P P ( A Qf E) + Q ( C Ci ) P FR max, FR max, P FA t FA A PC t 0.102 Q f E + Q ( C Ci) 0.102 PC
P SBW max, SBW max, FR max, % BW
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