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Evaluation of Prescriptive Indicators for Building Performance - A Ranking Based Approach

机译:评估建筑绩效的指标-一种基于排名的方法。

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In recent discussions on the evaluation methodology of different aspects of building performance, the idea of so-called prescriptive indicators was proposed. These indicators are simple benchmark values of a building, and do not require any complex calculation or simulation. They are regularly based on certain design parameters pertaining to geometric or semantic aspects of the building, such as compactness and mean weighted U-value. Their purpose – amongst others – is to equip building planners with a very quick method to estimate the performance of their building designs in early design stages and to categorize its performance. Moreover, such prescriptive indicators could be considered an alternative concept to the current practice of energy certification in Europe. The energy certificate calculation methodologies in most countries did increase in complexity in the past years. As a result, the issuing of energy certificates has become a time-consuming and cumbersome process. Moreover, the quality of results of energy certificates became questioned in recent years due to uncertainties connected to input data assumptions and widely interpretable guidelines regarding the issuing. Prescriptive indicators, if their derivation is properly documented, can at least mitigate the issue regarding issuing guidelines due to their simple character. A important research question, however, is the relation between key performance indicators, which are the results of energy certification or building performance simulation, and prescriptive indicators. This contribution suggests a methodology based on rank comparison that might help to identify prescriptive indicators that are similar in their sensitivity on design changes as certain key performance indicators are.
机译:在最近关于建筑性能不同方面的评估方法的讨论中,提出了所谓的指示性指标的思想。这些指标是建筑物的简单基准值,不需要任何复杂的计算或模拟。它们通常基于与建筑物的几何或语义方面有关的某些设计参数,例如紧凑性和平均加权U值。他们的目的(其中包括)是为建筑规划师提供一种非常快速的方法,以评估他们在早期设计阶段的建筑设计性能并将其性能归类。此外,这些说明性指标可以被视为欧洲当前能源认证实践的替代概念。在过去的几年中,大多数国家的能源证书计算方法确实增加了复杂性。结果,颁发能源证书已经成为一个耗时且繁琐的过程。此外,由于与输入数据假设有关的不确定性以及有关发行的可广泛解释的指导原则,近年来能源证书的结果质量受到质疑。如果说明性指标的衍生得到正确记录,则由于其简单性,至少可以缓解有关发布指南的问题。然而,一个重要的研究问题是关键性能指标(即能源认证或建筑性能模拟的结果)与规范性指标之间的关系。这一贡献提出了一种基于等级比较的方法,该方法可能有助于确定与某些关键性能指标相似的,对设计变更敏感性相似的说明性指标。

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