PARAFFIN AS PHASE CHANGE MATERIAL FOR THERMAL ENERGY STORAGE, HEATING APPLICATION

Ghufran G Shakassi,Nagam O Kariem,Mohammed J Alialatabe

doi:10.31272/jeasd.conf.2.3.10

Ghufran G Shakassi, Nagam O Kariem + Show 1 more

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https://doi.org/10.31272/jeasd.conf.2.3.10

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Abstract

Liberally accessible sun based vitality utilization for residential and mechanical applications are ruined since of its discontinuous nature. The thermal energy storage (TES) framework utilizing both sensible and inactive warm has numerous advantages like expansive warm capacity in a unit volume and its isothermal behavior amid the charging and releasing forms. Since of these focal points, in later a long time, a part of investigate work has been going on to overcome issues like moo warm exchange the rates between warm exchange liquid and stage alter fabric (PCM) in both charging and releasing forms of the PCM-based TES framework. In the present experimental investigation results of a combined sensible and latent heat TES system integrated with a varying (solar) heat source is presented. Investigations are carried out in the TES system for different phase change materials (paraffin) by varying HTF flow rates and for various paraffin mass (2, 4, and 6) kg. Experiments are performed charging processes. The results show that the 2 kg paraffin mass shows better performance compared to other paraffin mass.

Highlights

Due to issues of quick exhaustion of conventional energy sources and ever expanding request of vitality, the implementation of appropriate warm vitality storage is one of the foremost important issues in vitality transformation frameworks
The results indicated that the twofold pipe warm exchanger with the PCM implanted in a graphite framework had the most elevated values
Because the total surface area of the 2 kg paraffin mass around 70% more than that of the 4 kg paraffin mass and the internal heat resistance of the 2 kg paraffin mass is around 45% less than that of the 4 kg paraffin mass, the heat transfer rate will be faster between heat transfer fluid (HTF) and PCM in the 2 kg paraffin mass

Summary

Introduction

Due to issues of quick exhaustion of conventional energy sources and ever expanding request of vitality, the implementation of appropriate warm vitality storage is one of the foremost important issues in vitality transformation frameworks. There are three sorts for storing the warm vitality: sensible, inactive and thermo-chemical heat or cold storage. Among these vitality capacity sorts, the foremost alluring shape is latent warm capacity in PCMs due to having many valuable properties counting warm source at consistent temperature, heat recuperation with little temperature drop, moo vapor weight at the operational temperature and chemical solidness and non-corrosiveness. Numerous creators have detailed the comes about of investigates on PCM warm determinations amid softening and hardening forms in vitality capacity frameworks.

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