- Email: [email protected]
Reciprocating plate reactors for water reuse
Desalination, 41 (1983)275-276 ElsevierScience Publishers B.V.,Amsterdam -PrintedinThe Netherlands
RECIPROCATING
PLATE
REACTORS
FOR WATER
275
REUSE
M.A. Mandil, S. H. Eissa, A.O. Farag, A. El Nikhely, F. Abdel Salam Chemical Engineering Department, University of Riyadh, Riyadh, Saudi Arabia A.M. Al Taweel Al-Kawther Water Treatment Jeddah, Saudi Arabia
Company,
Ltd.,
Increasing demand on the limited water resources of Saudi Arabia consideration to the reuse necessitated giving due Large difficulties of industrial and municipal wastewaters. and potential environmental hazards could, however, be associated with such an approach. Trace contaminants, high waste loadings and the need for reducing excessive evaporative losses are but a few examples for which presently-existing and new technologies must be adapted. with The use of reciprocating plate contactors, mixing intensities efficiencies, and contacting promising avenue for the achievement of high-rate tion of wastewaters as well as for the oxidation organics and disinfection of water.
their high present a biodegradaof residual
A program supported by the Saudi Arabian National Center for Science and Technology (SANCST) was therefore undertaken to evaluate the effect of operating and design parameters on the reactor's testing techniques were performance. Dynamic used to evaluate kinetics of transfer, the rate of oxygen biological metabolism as well as the overall volumetric rate of biodegradation. Viability of the proposed approach is demonstrated achievement of multifold increase in all these rates.
OOll-9164/83/$03.00 0 1983 Else-her Science Publishers B.V.
by
the
276 Les
besoins
visager
la
croissants
en eau
de
r&rtilisation
des
eaux
L’utilisation
municipales. tensitgs
61evBes
offre
une
solution
tion
dlev6e
des
substances L’exposB l’effet
des
rendement d’oxygene, taux
organiques relate
de
global
haute
et
et
de biodegradation.
biologique
in-
de contact biodegradades
de l’eau. pour
&valuer
de conception le
des
l’oxydation
desinfection
On &value
et
ont
d’une
a et& entrepris
du mGtabolisme
qui
efficacite
que pour la
d’en-
industrielles
l’obtention
fonctionnement
en question.
cinetique
volum6trique
qui
imposent
a tiroirs
ainsi
residuelles
parametres
une
pour
rgsiduaires
un programme
du reacteur la
et
prometteuse
Saoudite
residuaires
de reacteurs
de melangeage eaux
1’Arabie
taux
sur
le
de transfert
ainsi
que
le
RECIPROCATING
PLATE
REACTORS
FOR WATER
275
REUSE
M.A. Mandil, S. H. Eissa, A.O. Farag, A. El Nikhely, F. Abdel Salam Chemical Engineering Department, University of Riyadh, Riyadh, Saudi Arabia A.M. Al Taweel Al-Kawther Water Treatment Jeddah, Saudi Arabia
Company,
Ltd.,
Increasing demand on the limited water resources of Saudi Arabia consideration to the reuse necessitated giving due Large difficulties of industrial and municipal wastewaters. and potential environmental hazards could, however, be associated with such an approach. Trace contaminants, high waste loadings and the need for reducing excessive evaporative losses are but a few examples for which presently-existing and new technologies must be adapted. with The use of reciprocating plate contactors, mixing intensities efficiencies, and contacting promising avenue for the achievement of high-rate tion of wastewaters as well as for the oxidation organics and disinfection of water.
their high present a biodegradaof residual
A program supported by the Saudi Arabian National Center for Science and Technology (SANCST) was therefore undertaken to evaluate the effect of operating and design parameters on the reactor's testing techniques were performance. Dynamic used to evaluate kinetics of transfer, the rate of oxygen biological metabolism as well as the overall volumetric rate of biodegradation. Viability of the proposed approach is demonstrated achievement of multifold increase in all these rates.
OOll-9164/83/$03.00 0 1983 Else-her Science Publishers B.V.
by
the
276 Les
besoins
visager
la
croissants
en eau
de
r&rtilisation
des
eaux
L’utilisation
municipales. tensitgs
61evBes
offre
une
solution
tion
dlev6e
des
substances L’exposB l’effet
des
rendement d’oxygene, taux
organiques relate
de
global
haute
et
et
de biodegradation.
biologique
in-
de contact biodegradades
de l’eau. pour
&valuer
de conception le
des
l’oxydation
desinfection
On &value
et
ont
d’une
a et& entrepris
du mGtabolisme
qui
efficacite
que pour la
d’en-
industrielles
l’obtention
fonctionnement
en question.
cinetique
volum6trique
qui
imposent
a tiroirs
ainsi
residuelles
parametres
une
pour
rgsiduaires
un programme
du reacteur la
et
prometteuse
Saoudite
residuaires
de reacteurs
de melangeage eaux
1’Arabie
taux
sur
le
de transfert
ainsi
que
le