نتایج جستجو برای: refrigeration

تعداد نتایج: 4514  

2014
Greg Kohler Mark Johnson Jose Gonzalvez Jose M. Corberan

In this paper a new computer code, Mpower, recently developed between Universidad Politécnica de Valencia and Modine Manufacturing Company is presented. Mpower is based on a long experience on the detailed modeling of refrigeration components and is fully targeted to assist the design of components and systems, especially envisaged from the beginning of its development as a design tool for indu...

2017
Mingkan Zhang Ayyoub Mehdizadeh Momen Omar Abdelaziz

Magnetocaloric refrigeration is an alternative refrigeration technology with significant potential energy savings compared to conventional vapor compression refrigeration technology. Most of the reported active magnetic regenerator (AMR) systems that operate based on the magnetocaloric effect use heat transfer fluid to exchange heat, which results in complicated mechanical subsystems and compon...

Journal: :Risk analysis : an official publication of the Society for Risk Analysis 2003
Margaret E Coleman Sonja Sandberg Steven A Anderson

A novel extension of traditional growth models for exposure assessment of food-borne microbial pathogens was developed to address the complex interactions of competing microbial populations in foods. Scenarios were designed for baseline refrigeration and mild abuse of servings of chicken broiler and ground beef Our approach employed high-quality data for microbiology of foods at production, ref...

Achintya Kumar Pramanick K. P. Ramachandran Selva Pandian Ebenezer,

The system design of window air conditioner does not evolve in one day. Due to the continous efforts are taken by the refrigeration and air conditionging professionals, successful and economic models of window air conditioners are currently used. This paper states about the development of window air conditioner with phase change material and water as refrigerants. Developed air conditioner was ...

2005
Francesco Giazotto Tero T. Heikkilä Jukka P. Pekola

Francesco Giazotto, ∗ Tero T. Heikkilä, † Arttu Luukanen, ‡ Alexander M. Savin, and Jukka P. Pekola NEST-INFM and Scuola Normale Superiore, I-56126 Pisa, Italy Low Temperature Laboratory, Helsinki University of Technology, P.O. Box 2200, FIN-02015 HUT, Finland Department of Physics and Astronomy, University of Basel, Klingelbergstr. 82, CH-4056 Basel, Switzerland MilliLab, VTT Information Techn...

2009
Hans J. Briegel Sandu Popescu

Hans J. Briegel and Sandu Popescu Institut für Theoretische Physik, Universität Innsbruck, Technikerstraße 25, A-6020 Innsbruck 2 Institut für Quantenoptik und Quanteninformation der Österreichischen Akademie der Wissenschaften, Innsbruck, Austria 3 H.H. Wills Physics Laboratory, University of Bristol, Tyndall Avenue, Bristol BS8 1TL, U.K. 4 Hewlett-Packard Laboratories, Stoke Gifford, Bristol ...

2014
D. W. Gerlach J. L. Alvarado T. A. Newell D. W. GERLACH

Refrigeration effects can be obtained from elastomers classified as “ideal rubber” by operating over a cycle similar to that of the Carnot cycle. The interesting properties of ideal rubber have long been recognized, with most investigations of potential thermodynamic cycles devoted to power cycles. This paper focuses on the development of refrigeration cycles constructed from ideal rubber refri...

Journal: :Poultry science 2009
J Pan J G Fadel R Zhang H M El-Mashad Y Ying T Rumsey

When poultry manure is collected but cannot be analyzed immediately, a method for storing the manure is needed to ensure accurate subsequent analyses. This study has 3 objectives: (1) to investigate effects of 4 poultry manure sample preservation methods (refrigeration, freezing, acidification, and freeze-drying) on the compositional characteristics of poultry manure; (2) to determine compositi...

Journal: :journal of agricultural science and technology 2013
t. ansari j. hesari a. ahmadi s. giasifar a. aiaseh

the suitability of milk preserved by refrigeration and co2 addition for the manufacture of plain yoghurt using two commercial strains of lactobacillus delbrueckii ssp. bulgaricus and streptoccocus thermophilus and probiotic yoghurt by lactobacillus acidophilus was evaluated. yoghurts (plain and probiotic) manufactured after milk pasteurization, from fresh and refrigerated co2 treated samples (p...

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