scholarly journals Investigation of the process of cooking chicken fillet using sous-vide technology

Author(s):  
E. I. Koroleva ◽  
A. M. Davydov ◽  
E. N. Nikulina ◽  
A. A. Derkanosova

To determine the duration of the heat treatment process on the heating medium (water)To determine the duration of the heat treatment process on the heating medium (water) temperature and layer thickness of the original sample using sous-vide technology, a chicken fillet was selected. The following diagrams were plotted and analyzed: temperature in the chicken fillet specimen as a function of duration of heat treatment process at heating medium (water) temperatures of 60, 70 and 80?C; temperature in the chicken fillet specimen as a function of duration of heat treatment process at thickness of 0.5; 1; 2 cm. Recommendations are given for choosing the optimum temperature regime and thickness of the layer of chicken fillets for cooking by sous-vide technology. At a temperature of water in the thermostat working chamber of 60? C can not be reached inside the sample of product to a temperature of 68-70 ? C, even after 5 minutes of exposure, so there is a possibility of harmful micro-organisms in the finished product. At a temperature of water in the thermostat working chamber of 80 ? C is intense heating of chicken fillets to a temperature of readiness, but the product remains raw because of the short duration of the process, with a further curing the product is heated to a higher temperature of 78-79 ? C, which reduces the quality of the finished product. Optimal selected heating medium temperature (water) in the working chamber of thermostat-70 ?C, which is in the range of recommended regulatory documentation temperatures. At this temperature, the product achieves the necessary cooking temperature of 68-70 ?C, and the duration of heat treatment is reduced by 2.9 times, energy consumption is reduced by 2 times and a high degree of readiness of the product is cooked.

2008 ◽  
Vol 3 (2) ◽  
pp. 63-69
Author(s):  
M. Sivapragash ◽  
◽  
V. Sateeshkumar ◽  
P.R. Lakshminarayanan ◽  
R. Karthikeyan ◽  
...  

Author(s):  
Karanbir Singh ◽  
Aditya Chhabra ◽  
Vaibhav Kapoor ◽  
Vaibhav Kapoor

This study is conducted to analyze the effect on the Hardness and Micro Structural Behaviour of three Sample Grades of Tool Steel i.e. EN-31, EN-8, and D3 after Heat Treatment Processes Such As Annealing, Normalizing, and Hardening and Tempering. The purpose of Selecting Tool Steel is Because Tool Steel is Mostly Used in the Manufacturing Industry.This study is based upon the empirical study which means it is derived from experiment and observation rather than theory.


2011 ◽  
Vol 339 ◽  
pp. 342-348
Author(s):  
Hai Jun Tang ◽  
Hong Yu Yao

The paper presents a failure analysis on a counterweight assembly installed on crank shaft which resulted in an in-flight shutdown of a piston aeroengine. The counterweight assembly failure includes counterweight block material loss and fractured washer which is the most crucial part for in-flight shutdown in this type of aeroengine. Macro observation, fractography analysis, metallography analysis and hardness test were conducted on the failed counterweight assembly. The result shows that failure mechanism of counterweight block and washer is fatigue. The washer failure is likely due to inappropriate heat treatment process and continuous impact in flight by slightly tilted roller. Counterweight material loss is attributed to stress concentration, low structure strength and impact came from the tilted roller. Finally some safety suggestion on design and maintenance is given.


2015 ◽  
Vol 1120-1121 ◽  
pp. 1109-1114
Author(s):  
Xin Lei ◽  
Hui Huang ◽  
S.P. Wen

This study investigated the mechanical properties and microstructures of Er-containing Al–Mg alloys. The research found that the H114-T sheet of Er-containing Al–Mg alloys showed a relative good comprehensive performance in mechanical properties. With the special rolling and heat treatment process, this H114-T sheet showed different morphology of microstructures with the other sheets in Er-containing Al–Mg alloys. Grains in H114-T sheet performed irregular shape polygon, a number of subgrains appeared in grains, the amount of dislocations in grains decreased. H114-T sheet possessed a lot of Copper texture, this may be one of important factors influenced the mechanical properties.


2015 ◽  
Vol 817 ◽  
pp. 115-120 ◽  
Author(s):  
Dan Zhang ◽  
Le Yu Zhou ◽  
Chao Lei Zhang ◽  
Chao Huang ◽  
Min Zhao ◽  
...  

Network carbide inheritance during heat treatment process of large shield machine bearing steel GCr15SiMn was investigated by heat treatment experiments and quantitative metallographic. Samples with the proeutectoid cementite network thickness in the range of 0.19~0.54 μm were obtained by changing austenitizing temperature and soaking time of pearlite transformation. The results show that the network in hot rolled bar can be improved when the pre-heat treatment temperature is 950 °C. When the network thickness is above 0.40 μm, the undissolved cementite networks present in microstructures after quenching and tempering. In a Chinese standard, the network grades are 1.5 and 3.0 degree when the networks thickness are 0.40 μm and 0.54 μm, respectively. The critical network thickness that can be eliminated by heat treatment is 0.29 μm.


Materials ◽  
2015 ◽  
Vol 8 (9) ◽  
pp. 6179-6194 ◽  
Author(s):  
Peng Zhang ◽  
Qiang Zhu ◽  
Gang Chen ◽  
Heyong Qin ◽  
Chuanjie Wang

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