<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The process of composting biological waste is a natural process – in which heat is released. Biological wastes generated in typical households in Poland – are mainly kitchen waste (KW) and green waste from home gardens (GGW – if they are owned). From the ecological point of view – the most advantageous method of their management is their utilization in the place of production. The paper presents a proposal for effective management of bio-waste arising by composting – with the simultaneous use of heat for greenhouse heating in autumn. This is to encourage residents to independently compost bio-waste – and increase the level of recycling of waste generated in Poland by 2020. Calculations for greenhouses were made – in accordance with the energy audit methodology. The obtained thermal balance results were compared with the actual temperature prevailing in the greenhouse in autumn. These calculations were the basis for calculating the amount of KW and GGW enabling effective heating of greenhouses in the autumn so that the internal temperature does not drop below 10ºC. It has been calculated that 22 kg of composted bio-waste (KW and GGW) will suffice to heat the greenhouse in October with an area of 18 m<sup>2</sup>.</p></abstract>

The process of composting biological waste is a natural process – in which heat is released. Biological wastes generated in typical households in Poland – are mainly kitchen waste (KW) and green waste from home gardens (GGW – if they are owned). From the ecological point of view – the most advantageous method of their management is their utilization in the place of production. The paper presents a proposal for effective management of bio-waste arising by composting – with the simultaneous use of heat for greenhouse heating in autumn. This is to encourage residents to independently compost bio-waste – and increase the level of recycling of waste generated in Poland by 2020. Calculations for greenhouses were made – in accordance with the energy audit methodology. The obtained thermal balance results were compared with the actual temperature prevailing in the greenhouse in autumn. These calculations were the basis for calculating the amount of KW and GGW enabling effective heating of greenhouses in the autumn so that the internal temperature does not drop below 10ºC. It has been calculated that 22 kg of composted bio-waste (KW and GGW) will suffice to heat the greenhouse in October with an area of 18 m2.

Kitchen and Garden Waste as a Source of Heat for Greenhouses

Department of Electrical, Power, Electronic and Control Engineering

University of Warmia and Mazury in Olsztyn

Agricultural Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Kitchen and Garden Waste as a Source of Heat for Greenhouses"}

The process of composting biological waste is a natural process – in which heat is released. Biological wastes generated in typical households in Poland – are...

Kitchen and Garden Waste as a Source of Heat for Greenhouses

Publié en ligne: 16 avr. 2018

Pages: 83 - 93

Reçu: 01 janv. 2018

Accepté: 01 mars 2018

DOI: https://doi.org/10.1515/agriceng-2018-0008

Mots clés
composting, heat recovery, green house, heating

© 2018 Maciej Neugebauer, published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Kitchen and Garden Waste as a Source of Heat for Greenhouses

Publié en ligne: 16 avr. 2018

Pages: 83 - 93

Reçu: 01 janv. 2018

Accepté: 01 mars 2018

DOI: https://doi.org/10.1515/agriceng-2018-0008

Mots cléscomposting, heat recovery, green house, heating

© 2018 Maciej Neugebauer, published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
composting, heat recovery, green house, heating