Experimental Biomass Dryer

Havrland B., Hutla P., Adamovský D.

Abstract
Purpose: to relate the outcomes of an analysis of the new MSc. field of study at the State Agrarian University of Moldova (SAUM) and consequent proposal and construction of a solar-powered Biomass Dryer as an integral part of the Bio-energy Lab. This represented a major part of an educational development project, which aimed at formulation of New MSc. Study Programmes. In accord with the Bologna requirements for higher education in Europe, the project strives for an alignment of the SAUM programmes with European Union standards. Methodology: An extensive survey of activities linked to teaching programs was conducted. The methodology was based upon a logical sequence of steps, starting (first) with the evaluation of the current situation through to the (final) proposal for the curriculum, proposed to be used in the new fields of study within the Master of Science programmes. In this context, a proposal for a Bio-energy Laboratory was formulated. The experimental facility was then built and put into practice, with the Biomass Dryer being a critical part of the overall system. Findings: the Biomass Dryer was designed and built strictly for educational and research purposes. It was intended to be used for the storage and drying of the biomass, whereby alternative drying processes were planned. The solar collector comprises the upper part of the roof (upper transparent cover and lower blackened panels) and heats the air which is then passed into the dryer. Practical implications: the Biomass Dryer is of a unique design which can be easily modified to make the drying process of the biomass possible in different locations. According to the Dublin descriptors, all master programmes must be supported by facilities that enable both master and doctoral candidates to conduct their research and experiment activities. By building the solar-powered Biomass Dryer to the original specifications, and making it an integral part of the Laboratory, the drying of the biomass can be maximised prior to any further processing (briquetting, pelleting).

Key words:
bioenergetics, solar energy, biomass dryer, biomass

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