Effect of drying on the extraction yield of Luma chequen (Molina) A. Gray essential oil

Borja-Málaga M.E.; Jiménez-Ochoa A.; Medina-De Miranda E.; Escobedo-Vargas F.A. · Revista Mexicana de Ingeniera Quimica (2022) · DOI: 10.24275/rmiq/proc2623

Resumen

This work studies the effect245 Modeladoof dryingdeatla40biodegradación°C of the leavesen andbiorreactoresstems of dethelodosspeciesde Lumahidrocarburoschequentotales(Molina)del A.petróleoGray on the extraction yield of its essential oil by steam distillation at a pilot scale. From the micromorphological evaluation at the moisture levels fresh state (72±1%), intemperizadoscritical moistureen suelos(24±1%)y sedimentosand equilibrium moisture (8.2±0.5%), it is found that the tissues fold, the secretory cavities thin out, according to the lacunarity, the microstructure of the plant material exhibits greater uniformity at the (Biodegradation modeling of sludge bioreactors of total petroleum hydrocarbons weathering in soil critical moisture. For the extraction tests 18 levels of moisture were considered, keeping the packing factor at 54 Kg/m3 . The and sediments) maximum yield of 0.52 ± 0.01% (v/w) was reached when the moisture of the material was 22±1%, very close to the critical moisture. A first-order modelS.A.providedMedina-Moreno,a suitableS. Huerta-Ochoa,fit to the extractionC.A. Lucho-Constantino,kinetic data for samplesL. Aguilera-Vázquez,with differentA. humidityJiménez-levels. Based on the evaporation rateGonzálezequation,y M. Gutiérrez-Rojas a description of the microstructure of the material and the drying conditions, a model was developed which shows259 Crecimiento,the evaporationsobrevivenciamechanismy adaptaciónto be dominantde Bifidobacteriumin both infantisthe dryinga condicionesprocess andácidasin the extraction of essential oil.

Instituciones: Universidad Nacional de San Agustín de Arequipa