466
A.S. Anderson and R.C. Hanson
ACKNOWLEDGEMENT
This work was in part supplied by a demonstration grant jointly funded by the City of
Chino, California and the Environmental Protection Agency.
REFERENCES
1 CAMP, T.R., Sedimentation and the Design of Settling Tanks, Transactions of the American
Society of Civil Engineers, Vol. Ill, 895 (1946).
2 DICK, R.E., et al., Mechanisms of Sludge Thickening, University of Illinois (1971).
3 FAIR, G.M., GEYER, J.C., and OKUN, D.A., Water and Wastewater Engineering, John Wiley and
Sons, New York (1968).
4 HEUKELEKIAN, H. and WEISBERG, E„ Bound Water and Activated Sludge Bulking, Sewage and
Industrial Wastes, 558 (1956).
5 SCARLETT, B, Personal Communication (1971).
6 TAYLOR, D.W., Fundamentals of Soil Mechanics, John Wiley and Sons New York (1948).
APPENDIX A
100
REAL K, VTR(30),VEL(30),VN(30),V(30),F(30),P(550,30),CON(30) 5 %
110
U(30),FOLD(30),VR(30),1 COUNT(30)
120
DIMENSION 11(550)
130
CALL OPEN(2, 'COOR', OUTPUT')
140
DR=5610
150
PWB=2.41
160
R=3.
170
SG=1.41
180
H=25.
190
K3=25
200
K1=K3+1
210
K2=K3+2
220
WW=DR*(SG-1 .)/(SG* .061*453.6*1 .E06)
230
PI=WW*1.
240
FI=1 .-DR/(SG* 1 .E06)-DR*PBW* 1 .E-06
250
AK=PI*FI**3/(VI*(1.-FI)**2)
260
FU=.907606
270
VLT=1./12.
280
DO 300 L= 1,30
290
I COUNT(L)=0
300
VTR(L)=0.
310
F(L)=FI
320
FOLD(L)=FI
330
V(L)=VLT
340
CON(L)=DR
350
U(L)=1.
360
VEL(L)=PI*FI**3/(AK*(1 .-FI)**2)
370
DO 300 1=1,545
380
I1(I)=160*I
390
300P(I,L)=PI
A.S. Anderson and R.C. Hanson
ACKNOWLEDGEMENT
This work was in part supplied by a demonstration grant jointly funded by the City of
Chino, California and the Environmental Protection Agency.
REFERENCES
1 CAMP, T.R., Sedimentation and the Design of Settling Tanks, Transactions of the American
Society of Civil Engineers, Vol. Ill, 895 (1946).
2 DICK, R.E., et al., Mechanisms of Sludge Thickening, University of Illinois (1971).
3 FAIR, G.M., GEYER, J.C., and OKUN, D.A., Water and Wastewater Engineering, John Wiley and
Sons, New York (1968).
4 HEUKELEKIAN, H. and WEISBERG, E„ Bound Water and Activated Sludge Bulking, Sewage and
Industrial Wastes, 558 (1956).
5 SCARLETT, B, Personal Communication (1971).
6 TAYLOR, D.W., Fundamentals of Soil Mechanics, John Wiley and Sons New York (1948).
APPENDIX A
100
REAL K, VTR(30),VEL(30),VN(30),V(30),F(30),P(550,30),CON(30) 5 %
110
U(30),FOLD(30),VR(30),1 COUNT(30)
120
DIMENSION 11(550)
130
CALL OPEN(2, 'COOR', OUTPUT')
140
DR=5610
150
PWB=2.41
160
R=3.
170
SG=1.41
180
H=25.
190
K3=25
200
K1=K3+1
210
K2=K3+2
220
WW=DR*(SG-1 .)/(SG* .061*453.6*1 .E06)
230
PI=WW*1.
240
FI=1 .-DR/(SG* 1 .E06)-DR*PBW* 1 .E-06
250
AK=PI*FI**3/(VI*(1.-FI)**2)
260
FU=.907606
270
VLT=1./12.
280
DO 300 L= 1,30
290
I COUNT(L)=0
300
VTR(L)=0.
310
F(L)=FI
320
FOLD(L)=FI
330
V(L)=VLT
340
CON(L)=DR
350
U(L)=1.
360
VEL(L)=PI*FI**3/(AK*(1 .-FI)**2)
370
DO 300 1=1,545
380
I1(I)=160*I
390
300P(I,L)=PI