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Central composite

Análise do Processo de Deposição FCAW de uma Liga de Carboneto de Cromo Aplicando o Planejamento Experimental Central Composite Circumscribed.

Análise do Processo de Deposição FCAW de uma Liga de Carboneto de Cromo Aplicando o Planejamento Experimental Central Composite Circumscribed.

... Abstract: The improvement of material properties such as strength and hardness, are extremely important for the optimization of the production system. The aim of this study was observe and analyze the behavior of the ...

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Microencapsulation of  beta-carotene by spray drying effect of wall material concentration and drying inlet temperature

Microencapsulation of beta-carotene by spray drying effect of wall material concentration and drying inlet temperature

... a central composite rotatable design, evaluating simultaneously the effect of drying air inlet temperature (110-200 ∘ C) and the wall material concentration (5-35%) on the drying yield, encapsulation ...

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Licores de uva. Optimização da sua formulação, caracterização físico-quimica e sensorial

Licores de uva. Optimização da sua formulação, caracterização físico-quimica e sensorial

... Ce travail a recherché à optimiser la formulation de liqueurs faites à partir de raisin blanc et de raisin rouge à l’aide d’une délinéation expérimentale du type “central composite rotatable design” avec 3 ...

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SIMULTANEOUS ENZYMATIC HYDROLYSIS AND LACTIC FERMENTATION TO OBTAIN A YOGURT WITH LOW LACTOSE CONTENT

SIMULTANEOUS ENZYMATIC HYDROLYSIS AND LACTIC FERMENTATION TO OBTAIN A YOGURT WITH LOW LACTOSE CONTENT

... In a single-stage process with the simultaneous addition of β -galactosidase and lactic culture, the lactose conversion, the processing time, viscosity and syneresis were evaluated. Fermentation was promoted by lactic ...

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Densification and volumetric change during supersolidus liquid phase sintering of prealloyed brass Cu28Zn powder: Modeling and optimization

Densification and volumetric change during supersolidus liquid phase sintering of prealloyed brass Cu28Zn powder: Modeling and optimization

... and central composite rotatable design for modeling and optimizing the effect of sintering variables on densification of prealloyed Cu28Zn brass powder during supersolidus liquid phase ...on central ...

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Antioxidant extraction process for Andean Oca by a Photodiode Array Detector using Response Surface Methodology

Antioxidant extraction process for Andean Oca by a Photodiode Array Detector using Response Surface Methodology

... Experimental planning was made following a Central Composite Design, which is a type of DoE that allows to consider the quadratic component in Response Surfaces, a component that inclu[r] ...

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A STATISTICAL EVALUATION OF THE EFFECTS OF PROCESS VARIABLES DURING CATALYTIC HYDROGENATION OF PASSION FRUIT (passiflora edulis) SEED OIL

A STATISTICAL EVALUATION OF THE EFFECTS OF PROCESS VARIABLES DURING CATALYTIC HYDROGENATION OF PASSION FRUIT (passiflora edulis) SEED OIL

... The experimental study, which used a central composite rotatable design (Box et al., 1978), was undertaken in order to establish the relationship of the iodine value as a of mathematical function of the ...

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Growth of Microalgae Scenedesmus sp in Ethanol Vinasse

Growth of Microalgae Scenedesmus sp in Ethanol Vinasse

... This study evaluated the feasibility of using vinasse as a nutrient source for microalgae cultivation. The Scenedesmus sp was grown in a medium supplemented with vinasse and process variables were optimized using a ...

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art fnafreire chitosan

art fnafreire chitosan

... Figure 5 shows the XRD for the last three composites Q4, Q5, and Q6 (see Table 1). The XRD associated to sample Q6 has a good agreement with BITC. Peaks asso- ciated to HAN were not detected in Q5 and Q6. We believe that ...

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Combined enzymatic and physical deinking methodology for efficient eco-friendly recycling of old newsprint.

Combined enzymatic and physical deinking methodology for efficient eco-friendly recycling of old newsprint.

... Central composite design with three factors - pH, enzyme dose and incubation time at five levels was employed to investigate the first and higher order main effects of each factor and interaction amongst ...

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Drying of banana paste in rotatory dryer with inert bed Secagem de pasta de banana em secador rotativo com recheio de inertes

Drying of banana paste in rotatory dryer with inert bed Secagem de pasta de banana em secador rotativo com recheio de inertes

... (central composite design) was used for the final drying experiments with the following variables: the drying time and the mass of paste fed into the dryer, and as responses: the moisture content and the ...

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Braz. J. Chem. Eng.  vol.28 número1

Braz. J. Chem. Eng. vol.28 número1

... The optimization of acid saccharification was performed by using a central composite rotatable design (CCRD) as the experimental design with three variables, four central and six axial points. The ...

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Design of Experiments (DoE) applied to Pharmaceutical and Analytical Quality by Design (QbD)

Design of Experiments (DoE) applied to Pharmaceutical and Analytical Quality by Design (QbD)

... Central composite designs (CCD) are one of the most used optimization designs because they use 5 level of each input factor with a reduced number of experiments required, when compared to three-level full ...

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J. Braz. Chem. Soc.  vol.28 número4

J. Braz. Chem. Soc. vol.28 número4

... a central composite design was used to optimize the levels of these ...a central composite design with four cube points; that is, a point for one factor having an axial distance from the ...

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Enhancing inulinase yield by irradiation mutation associated with optimization of culture conditions

Enhancing inulinase yield by irradiation mutation associated with optimization of culture conditions

... A new inulinase-producing strain was isolated from rhizosphere soils of Jerusalem artichoke col- lected from Shihezi (Xinjiang, China) using Jerusalem artichoke power (JAP) as sole carbon source. It was identified as an ...

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EVALUATION OF THE COMPOSITION OF CULTURE MEDIUM FOR YEAST BIOMASS PRODUCTION USING RAW GLYCEROL FROM BIODIESEL SYNTHESIS

EVALUATION OF THE COMPOSITION OF CULTURE MEDIUM FOR YEAST BIOMASS PRODUCTION USING RAW GLYCEROL FROM BIODIESEL SYNTHESIS

... a central composite design has been proved to be effective in establishing the medium composition for the yeast Yarrowia lipolytica NRRL YB-423 using raw glycerol as the main carbon ...

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BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY

BRAZILIAN ARCHIVES OF BIOLOGY AND TECHNOLOGY

... The objective of this work was to evaluate the effect of DON and T-2 toxin levels on the malt amylase activity. The malt was contaminated in accordance with central composite design experiment with DON and ...

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The Method of Optimizing the Drying Process of an Oak Blank in a Radiofrequency Electromagnetic Field

The Method of Optimizing the Drying Process of an Oak Blank in a Radiofrequency Electromagnetic Field

... are: Central Composite and Box Behnken. Central Composite Design fits a full quadratic model and, unlike Box Behnken, which has 3 levels for each factor, it uses five levels ...

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J. Braz. Soc. Mech. Sci. & Eng.  vol.34 número1

J. Braz. Soc. Mech. Sci. & Eng. vol.34 número1

... five-level central composite rotatable design and a mathematical model was developed using multiple regression ...five-level central composite rotatable design ...

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RESPONSE SURFACE METHODOLOGY OF NITRILASE PRODUCTION BY RECOMBINANT ESCHERICHIA COLI

RESPONSE SURFACE METHODOLOGY OF NITRILASE PRODUCTION BY RECOMBINANT ESCHERICHIA COLI

... 14). Central composite design (CCD) is a well established, widely used statistical technique for determining the key factors from a large number of medium components by a small number of ...

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