The paper investigates the major parameters of the existing refrigeration equipment of dining cars, as well as analyzes the latest trends in the development of refrigeration equipment, taking into account the changing requirements of legislation and environmental standards. Besides, it compares several systems with different refrigerants. Finally, our study introduces the possibilities of exploiting a transcritical system with heat recovery.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.