Hempcrete – CO<sub>2</sub> Neutral Wall Solutions for 3D Printing

نویسندگان

چکیده

Abstract Hempcrete is a bio-based self-bearing envelope and thermal insulation building material that becoming more popular nowadays has low environmental impact, especially CO 2 emissions. This study looks for solutions hempcrete printing using custom-built gantry type 3D printer typically used concrete printing. Preliminary research shows can be printed at relatively density of 660 kg/m 3 achieve an adequate buildability compressive strength individual wall elements. At this density, conductivity 0.133 W/(m·K), unable to provide the resistance average thickness, so high-density should as outer shell (similar Contour Crafting) middle filled with lower hempcrete. By calculating emissions such 400–620 mm thick walls, it was found they absorb from 1.21 16.7 kg per m , thus, could reduce negative impact construction industry while improving its productivity through

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ژورنال

عنوان ژورنال: Environmental and Climate Technologies

سال: 2022

ISSN: ['2255-8837']

DOI: https://doi.org/10.2478/rtuect-2022-0057