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1
tesis de grado
El presente trabajo de investigación consiste en la propuesta de una guía de procedimientos para evaluar la seguridad mediante un sistema de control y monitoreo de la caldera pirotubular de la Universidad José Carlos Mariátegui, con el propósito de facilitar un material básico que brinde la secuencia correcta para realizar un procedimiento seguro. Dentro de la problemática, la caldera pirotubular no cuenta con una guía de monitoreo ni sistema de control que evalué la seguridad de la caldera pirotubular, lo cual posibilita la presencia de fallas que originen alguna interrupción inesperada, algún incidente o accidente, además se carece de instrumentos que puedan ejercer el monitoreo y control de operación del equipo. El estudio posee un enfoque cualitativo, siendo el tipo de investigación tipo tecnológica aplicada, de diseño cuasi experimental y de corte transversal habién...
2
artículo
The objective of this study was to evaluate the quality of raw milk in seven representative basins of the region Puno. The results were compared with the standards established by the International Standard for milk and milk products NTP 200.001-2003 and the Official Mexican Standard NOM-155-SCFI-2012 for the parameters of protein and lactose in the absence of Peruvian parameters. For physicochemical characterization pH, acidity, density, fat, protein, lactose, total solids, fat solids was determined microbiological analysis of E. coli and mesophilic, just as we also performed the study spanned pesticide residue analysis such as organochlorines, organophosphates, carbamates and pyrethroids with sensitivity 1.0ug/g sample which gave negative results for the four groups of pesticides, the physicochemical determinations over 50% of the basins (except for pH and acidity) is found within the s...
3
artículo
The objective of this study was to evaluate the quality of raw milk in seven representative basins of the region Puno. The results were compared with the standards established by the International Standard for milk and milk products NTP 200.001-2003 and the Official Mexican Standard NOM-155-SCFI-2012 for the parameters of protein and lactose in the absence of Peruvian parameters. For physicochemical characterization pH, acidity, density, fat, protein, lactose, total solids, fat solids was determined microbiological analysis of E. coli and mesophilic, just as we also performed the study spanned pesticide residue analysis such as organochlorines, organophosphates, carbamates and pyrethroids with sensitivity 1.0ug/g sample which gave negative results for the four groups of pesticides, the physicochemical determinations over 50% of the basins (except for pH and acidity) is found within the s...