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Experimental Analysis of Packed Bed Sensible Thermal Energy Storage System with Small Sized Concrete Spherical Balls
The continuous use of fossil fuels resulted energy crisis and environmental threat. It is felt that renewable energy sources are quite capable of meeting energy demand of today’s world. The use of renewable energy sources for meeting energy needs can conserve the conventional energy sources for more number of decades. Among renewable energy sources solar energy is considered to be one of the most dominating energy sources. Conversion of solar energy into thermal energy is the easiest and the most widely accepted method. However, solar energy is a time dependent energy resource. Due to intermittent nature of solar energy, an energy storage unit is required to be attached with solar collectors to store energy for use when sunshine is not available. A storage system therefore constitutes an important component of the solar energy utilization system.In this project the sensible heat thermal energy storage (TES) system designed and experimentally evaluated for its energy storage performance. Air as the heat transfer fluid and solid concrete made out of a high density material of spherical shapes were used for storage. Experiments performed on TES prototype system, and the results obtained. The air inlet temperature varied between 30°C to 65°C and the flow rate also varied from 0.021 kg/s to 0.0325 kg/s. The shape of the material used was sphere ε = 0.48. A parametric study carried out by varying the fluid flow rate, pressure drop and porosity to evaluate the charging/discharging characteristics of the system.
Experimental Analysis of Packed Bed Sensible Thermal Energy Storage System with Small Sized Concrete Spherical Balls
The continuous use of fossil fuels resulted energy crisis and environmental threat. It is felt that renewable energy sources are quite capable of meeting energy demand of today’s world. The use of renewable energy sources for meeting energy needs can conserve the conventional energy sources for more number of decades. Among renewable energy sources solar energy is considered to be one of the most dominating energy sources. Conversion of solar energy into thermal energy is the easiest and the most widely accepted method. However, solar energy is a time dependent energy resource. Due to intermittent nature of solar energy, an energy storage unit is required to be attached with solar collectors to store energy for use when sunshine is not available. A storage system therefore constitutes an important component of the solar energy utilization system.In this project the sensible heat thermal energy storage (TES) system designed and experimentally evaluated for its energy storage performance. Air as the heat transfer fluid and solid concrete made out of a high density material of spherical shapes were used for storage. Experiments performed on TES prototype system, and the results obtained. The air inlet temperature varied between 30°C to 65°C and the flow rate also varied from 0.021 kg/s to 0.0325 kg/s. The shape of the material used was sphere ε = 0.48. A parametric study carried out by varying the fluid flow rate, pressure drop and porosity to evaluate the charging/discharging characteristics of the system.
Experimental Analysis of Packed Bed Sensible Thermal Energy Storage System with Small Sized Concrete Spherical Balls
Mane, Santosh Pandit (Autor:in) / Kale, Shrikant Sambhaji (Autor:in)
02.06.2016
International Research Journal of Multidisciplinary Studies; Vol 2, No 3 (2016): IRJMS & SPPP's, Karmayogi Engineering College, National Conference Special Issue March 2016 ; 2454-8499
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
DDC:
690
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