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Failure analysis of condensing units for refrigerators with refrigerant R134a, R404A
International Journal of Refrigeration, 2019Abstract The article deals with analysis of defects of condensing units for refrigerators with R134a, R404A refrigerant, which caused frequent complaints to the company. Up to 30% of the claims related to a valve of the condensing unit. Various quality management tools and risk assessment methods were used to solve the problem.
Gabriela Bogdanovská +2 more
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Ageing of Mechanical Refrigerating Units for Refrigerated Transports
2003A la suite des expérimentes menés sur des véhicules en service, on a vu ont une grande diminution de la puissance frigorifique pour les groupes âgés. La question est si ce vieillissement est réversible or non. La conclusion est très important pour la définition d'un coefficient de sécurité pour l'installation d'un group sur une caisse isolée.
Girolamo Panozzo +3 more
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A dairy refrigeration heat recovery unit and its effects on refrigeration operation
Journal of Agricultural Engineering Research, 1987Abstract Concern about increased energy costs prompted an investigation into refrigeration heat recovery as one conservation alternative for reducing water heating costs on farm dairies. A theoretical energy balance was conducted, from which the potential for recovery of refrigeration condenser heat was estimated to be up to 60% of the water heating ...
G.E. Stinson +2 more
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International Journal Of Scientific Advances
This project addresses the problem of high costs and limited availability of specialized equipment for automotive air conditioning workshops. The main objective was to design and build a multifunctional, economical, and efficient refrigerant gas recovery unit that would integrate the functions of gas recovery, vacuum generation, and pressurized air ...
Yolanda Reyes Baltazar +2 more
openaire +1 more source
This project addresses the problem of high costs and limited availability of specialized equipment for automotive air conditioning workshops. The main objective was to design and build a multifunctional, economical, and efficient refrigerant gas recovery unit that would integrate the functions of gas recovery, vacuum generation, and pressurized air ...
Yolanda Reyes Baltazar +2 more
openaire +1 more source
Simulation Modeling of Vapor Compression Refrigeration Unit Temperature Modes
Studies in Systems, Decision and Control, 2023Oleg Onishchenko +2 more
exaly