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Life cycle sustainability assessment of a novel slaughter concept
Journal of Cleaner Production ( IF 9.7 ) Pub Date : 2020-07-06 , DOI: 10.1016/j.jclepro.2020.122651
Clara Valente , Hanne Møller , Fredrik Moltu Johnsen , Simon Saxegård , Elin Rasten Brunsdon , Ole Arne Alvseike

This article presents a Life Cycle Sustainability Assessment of an innovative slaughter concept, i.e., a semi-automated version of the Meat Factory Cell (MFC). The system is characterised by division of labour with close human-robot interaction, as compared to a Conventional Slaughter and Cutting Process (CSCP). A case study is built which considers the conditions at a Norwegian slaughter facility. Several assumptions are made for the MFC as the concept is still in the development phase. A sensitivity analysis has been employed to highlight the key factors leading to changes in the environmental, economic and social aspects of the Life Cycle Sustainability Assessment framework.

The results show that MFC is a viable alternative to CSCP within a life cycle sustainability assessment, even though there is a trade-off between the three dimensions of sustainability and variability among the considered impact categories. At the slaughterhouse, the climate change performance for the CSCP is 387 kg CO2eq/ton carcass. For the MFC concept, results showed no substantial changes in the environmental performance. For the Life Cycle Costing, the difference between the two concepts arises primarily from lower energy costs due to a 50% reduction in the cost of chilling. From a cost perspective, the innovative concept is relatively more profitable for small and medium-size abattoirs than for very large slaughterhouses. The social LCA indicates that a more efficient abattoir system using MFC might lead to the loss of low-skilled jobs but creates opportunities for more qualified personnel.



中文翻译:

新型屠宰概念的生命周期可持续性评估

本文介绍了一种创新的屠宰概念(即肉厂工厂(MFC)的半自动化版本)的生命周期可持续性评估。与常规的屠宰和切割过程(CSCP)相比,该系统的特点是分工紧密的人机交互。建立了一个案例研究,其中考虑了挪威屠宰场的条件。由于MFC仍处于开发阶段,因此做出了一些假设。进行了敏感性分析以强调导致生命周期可持续性评估框架的环境,经济和社会方面发生变化的关键因素。

结果表明,即使在考虑的影响类别之间的可持续性和可变性的三个维度之间进行了权衡,在生命周期可持续性评估中MFC还是CSCP的可行替代方案。在屠宰场,CSCP的气候变化表现为387 kg CO 2eq/吨car体。对于MFC概念,结果显示环境性能没有实质性变化。对于生命周期成本计算,这两个概念之间的差异主要是由于降低了50%的冷却成本,从而降低了能源成本。从成本的角度来看,中小型屠宰场的创新理念相对于大型屠宰场而言相对而言更为有利。社会LCA表示使用MFC的更高效的屠宰场系统可能会导致低技能工作的流失,但会为更多合格的人员创造机会。

更新日期:2020-07-06
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