@article{fdi:39180, title = {{O}n-line automated monitoring and control systems for {CO}2 and {O}2 in aerobic and anaerobic solid-state fermentations}, author = {{S}aucedo-{C}astaneda, {G}. and {T}rejo-{H}ernandez, {M}.{R}. and {L}onsane, {B}.{K}. and {N}avarro, {J}.{M}. and {R}oussos, {S}evastianos and {D}ufour, {D}. and {R}aimbault, {M}aurice}, editor = {}, language = {{ENG}}, abstract = {{T}wo systems for monitoring and control of gases from solid-state cultures have been developed. {T}he first involves on-line automated monitoring of {CO}2 and {O}2 concentration in exhaust gases from eight fermenters or eight gas sampling ports in a large fermenter. {I}t proved to be efficient in obtaining information on the physiological state and respiration rate of the culture in a real-time process. {F}urthermore, the specific growth rate (m{\`u}) can be estimated reliably by gas measurements in aerobic cultures. {T}he second system is for automated control of exit gases from aerobic solid-state fermentations. {I}t permitted elimination of biomass and temperature gradients in a large fermenter due to the maintenance of culture under non-limiting conditions on oxygen. {T}hese two systems have applicability in aerobic and anaerobic solid-state processes and were found to be reliable in a number of fermentation experiments as well as optimization of solid-state fermentation. {T}o our knowledge no earlier report of such versatile and reliable on-line automated monitoring/control systems has appeared. ({R}{\'e}sum{\'e} d'auteur)}, keywords = {{FERMENTATION} {EN} {MILIEU} {SOLIDE} ; {LEVURE} ; {AEROBIOSE} ; {ANAEROBIOSE} ; {MESURE} ; {GAZ} {CARBONIQUE} ; {OXYGENE} ; {VARIATION} ; {FERMENTEUR} {DE} {LABORATOIRE} ; {APPAREIL} {DE} {MESURE} ; {AUTOMATISATION} ; {SURVEILLANCE} ; {REGULATION}}, booktitle = {}, journal = {{P}rocess {B}iochemistry}, volume = {29}, numero = {}, pages = {13--24}, ISSN = {0032-9592}, year = {1994}, DOI = {10.1016/0032-9592(94)80054-5}, URL = {https://www.documentation.ird.fr/hor/fdi:39180}, }