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Showing papers in "Energy and Buildings in 2015"


Journal ArticleDOI
TL;DR: In this paper, the state-of-the-art research, current obstacles and future needs and directions for the following four-step iterative process: (1) occupant monitoring and data collection, (2) model development, (3) model evaluation, and (4) model implementation into building simulation tools.

629 citations


Journal ArticleDOI
TL;DR: In this paper, a review of the literature on human thermal comfort in the built environment is presented, which includes standards, indoor experiments in controlled environments, indoor field studies in educational, office, residential and other building types, productivity, human physiological models, outdoor and semi-outdoor field studies.

609 citations


Journal ArticleDOI
TL;DR: In this article, the impact of ambient temperature on the peak electricity demand was analyzed and it was shown that higher temperatures have a serious impact on the electricity consumption of the building sector increasing considerably the peak and the total electricity demand.

572 citations


Journal ArticleDOI
TL;DR: In this paper, a review of thermal energy storage (TES) in buildings using sensible, latent heat and thermochemical energy storage is presented, showing that sustainable heating and cooling with TES in buildings can be achieved through passive systems in building envelopes, phase change materials (PCM) in active systems, sorption systems, and seasonal storage.

492 citations


Journal ArticleDOI
TL;DR: In this paper, the Research Council of Norway and several partners through The Research Centre on Zero Emission Buildings (ZEB) have supported the development of zero-emission buildings.

417 citations


Journal ArticleDOI
TL;DR: In this article, a residential energy hub model is proposed which receives electricity, natural gas and solar radiation at its input port to supply required electrical, heating and cooling demands at the output port.

411 citations


Journal ArticleDOI
Wei Yu, Baizhan Li1, Hongyuan Jia1, Ming Zhang1, Di Wang1 
TL;DR: Wang et al. as discussed by the authors presented a novel multi-objective optimization model that can assist designers in green building design, where the Pareto solution was used to obtain a set of optimal solutions for building design optimization.

310 citations


Journal ArticleDOI
TL;DR: In this article, the authors provide an overview of various encapsulation techniques, test methods for MPCMs as well as applications of MPCMMs in buildings, and several micro-encapsulation methods by which the microcapsules of a wide range of sizes between 0.05μm and 5000μm can be produced.

301 citations


Journal ArticleDOI
TL;DR: In this paper, a pilot study was undertaken to analyse the relationship between the electrical energy demand profiles and user activities for a university building and found that detailed information on the occupancy patterns could help the management team to redesign control strategies for optimum energy performance of the building.

272 citations


Journal ArticleDOI
TL;DR: A review of common existing systems utilized in buildings for occupancy detection and experimental results from the performance evaluation of chair sensors in an office building for providing fine-grained occupancy information for demand-driven control applications are presented.

262 citations


Journal ArticleDOI
TL;DR: In this paper, a three-step data mining framework is applied to discover occupancy patterns in office spaces, which can be used as input to current building energy modeling programs, such as EnergyPlus or IDA-ICE, to investigate impact of occupant presence on design, operation and energy use in office buildings.

Journal ArticleDOI
TL;DR: It is shown that all proposed neural networks can predict heating consumption with great accuracy, and that using ensemble achieves even better results.

Journal ArticleDOI
TL;DR: In this paper, the authors reviewed the actual housing status of low income population in Europe and discuss issues related to the impact of urban overheating and extreme weather phenomena on the specific energy consumption, indoor environmental conditions and health.

Journal ArticleDOI
TL;DR: In this article, waste wool fibers were mixed with recycled polyester fibers (RPET) in 50/50 proportions in the form of a two layer mat. And the results showed that the RPET/waste wool mats have adequate moisture resistance at high humidity conditions without affecting the insulation and acoustic properties.

Journal ArticleDOI
TL;DR: In this paper, the authors define occupancy at four levels and vary with time: (1) the number of occupants in a building, (2) occupancy status of a space, (3) the occupancy number in a space and (4) the space location of an occupant.

Journal ArticleDOI
TL;DR: In this paper, the significance of all available building attributes were analyzed to decide if classification is at all a feasible method, and, if so, which aspects should be considered. But, the authors pointed out that there is a strong interdependence between energy consumption, compactness, and building age.

Journal ArticleDOI
TL;DR: In this paper, a set of two calibrated environmental sensors together with a weather station are deployed in a 5-storey office building to examine the accuracy of an EnergyPlus virtual building model.

Journal ArticleDOI
TL;DR: In this article, the authors present a critical and comprehensive way the recent scientific knowledge on the causes of urban warming and also stress the main problems and inconsistencies concerning the experimental and the theoretical findings and analysis.

Journal ArticleDOI
TL;DR: In this paper, an improved Particle Swarm Optimization algorithm (iPSO) is applied to adjust ANN structure's weights and threshold values, and principal component analysis (PCA) is used to select significant modeling inputs and simplify the model structure.

Journal ArticleDOI
TL;DR: In this article, the authors proposed a lobbying action for energy retrofit of historic/historical buildings, managed by the national Cultural Heritage authorities, which can steers EU policy in a more effective way towards energy retrofitting of historic and architectural valuable buildings.

Journal ArticleDOI
TL;DR: In this paper, a review of studies on the operation of natural ventilation in buildings is presented, and the most effective architectural elements and techniques in building facades and ventilation openings are identified.

Journal ArticleDOI
TL;DR: In this article, the authors investigated the relationship between the initial characteristics of residential buildings and the definition of optimal retrofit solutions in terms of either maximum economic performance, or energy consumption minimization towards nZEBs behaviour for the lowest achievable thermal discomfort.

Journal ArticleDOI
TL;DR: In this article, a solar irradiance feature extraction and support vector machines (SVM) based weather statuses pattern recognition (WSPR) model for short-term photovoltaic power forecasting (ST-PVPF) is presented.

Journal ArticleDOI
TL;DR: In this article, the authors address the design of a detached net zero-energy house located in Southern Italy to minimize thermal and visual discomfort, using the non-dominated sorting genetic algorithm, implemented in the GenOpt optimization engine through the Java genetic algorithms package, to instruct the EnergyPlus simulation engine.

Journal ArticleDOI
TL;DR: In this article, the authors presented the development of simplified, yet accurate models that predict the hourly electricity consumption of an institutional building by using readily available measurements of a relatively small number of variables related to the building operation.

Journal ArticleDOI
TL;DR: In this paper, it is shown by hygro-thermal dynamic simulation that it is possible to realize residential passive houses in all of the world's relevant climate zones, represented here by Yekaterinburg, Tokyo, Shanghai, Las Vegas, Abu Dhabi, and Singapore.

Journal ArticleDOI
TL;DR: In this paper, a simulation-based large-scale uncertainty/sensitivity analysis of building energy performance is proposed to support robust cost-optimal energy retrofit solutions for building categories.

Journal ArticleDOI
TL;DR: Wang et al. as discussed by the authors identified the building sector's energy consumption of China by establishing an estimation model of building energy consumption from a life cycle perspective, and analyzed the activities in each phase and calculate associated energy consumptions throughout buildings' whole life cycle in China from 2001 to 2013.

Journal ArticleDOI
TL;DR: In this paper, the authors developed a mixed-integer program to reach maximum amount of renewable energy sources, scheduling optimal power and operation time for EVs and appliances, which can contribute to microgrid stability and decrease grid dependence.

Journal ArticleDOI
TL;DR: In this article, the effect of longitudinal fins in a double-pipe heat exchanger containing PCM is examined during charging process, where eight rectangular fins are mounted around the HTF (heat transfer fluid) carrying tube.