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BEARS - Boiling and Evaporation and Advanced Refrigeration System

Acronimo
BEARS
SSD
ING-IND/10

NThe BEARS laboratory hosts a variety of experimental setups for the study of nucleate boiling and critical heat flux (also under microgravity conditions), as well as devices for the experimental investigation of fundamental phenomena such as bubble formation and dynamics and droplet evaporation. It also includes an apparatus dedicated to the study of small-scale refrigeration cycles using organic refrigerants, in which innovative solutions are applied to maximize performance. In addition, there is equipment for the thermo-fluid-dynamic characterization of structured and unstructured metal foams.

Within this laboratory, Pulsating Heat Pipes (PHPs) and phase-change composite materials are also studied, with particular focus on space applications. The laboratory is equipped with instrumentation for measuring temperature, flow rate, pressure, thermal conductivity, and surface tension.

Faculty involved:
Di Marco, Filippeschi, Mameli, Garivalis
 

Team

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Professore ordinario
Prof. Sauro Filippeschi

Professore ordinario
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Professore associato

Attività/Activities

Progetti/Projects

Partners

Servizi/Services

Attrezzature/Equipments

Newport optical bench mounted on pneumatic supports for isolation from external vibrations and correct positioning of experimental setups and measurement instruments; pulsed Nd:YAG laser Dantec Dual Power 65-15, Class 4. High-speed video camera (up to 400 fps) with microscopic objective; white light sources and stroboscopic lamp; optical systems (lenses, mirrors, filters); complete measurement chain for liquid crystal thermography; instruments for thermal engineering measurements (temperature probes, pressure transducers, flow meters). Isotec Venus 2140B temperature sensor calibrator; high-voltage generators; multimeters up to 40 channels; picoammeter; analog-to-digital data acquisition systems; complete experimental rigs; 10-CPU cluster (2.4 GHz) and multicore computers (32 processors) for image processing and parallel computing; design, data acquisition, post-processing, and numerical simulation software (e.g. MATLAB, COMSOL).

Docs

Sede/Location

DESTEC – Department of Energy, Systems, Territory and Construction Engineering – University of Pisa
56122PisaPI
Italy

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