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Tall buildings cluster form rationalization in a Nordic climate by factoring in indoor-outdoor comfort and energy Energy Build. (IF 4.867) Pub Date : 2021-02-19 Francesco De Luca; Emanuele Naboni; Gabriele Lobaccaro
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The recent residential apartment buildings’ thermal performance under the combined effect of the global and the local warming Energy Build. (IF 4.867) Pub Date : 2021-02-16 Carolina Abrahão Alves; Fábio Luiz Teixeira Gonçalves; Denise Helena Silva Duarte
Both global and local heating phenomena can potentially influence the building thermal performance and comfort. The residential construction sector had a real estate “boom” in the beginning of the 2000’s in Sao Paulo and there is no available information on how this recent built stock performs under the current climate and how it will do, considering the warming climate. Therefore, this study addresses
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Environmental life cycle assessment of heating systems in the UK: comparative assessment of hybrid heat pumps vs. condensing gas boilers Energy Build. (IF 4.867) Pub Date : 2021-03-05 Haodong Lin; Julie Clavreul; Camille Jeandaux; Jenny Crawley; Isabela Butnar
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Sensitivity analysis of household factors and energy consumption in residential houses: A multi-dimensional hybrid approach using energy monitoring and modeling Energy Build. (IF 4.867) Pub Date : 2021-03-05 Le Na Tran; Weijun Gao; Jian Ge
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Model predictive control optimization for rapid response and energy efficiency based on the state-space model of a radiant floor heating system Energy Build. (IF 4.867) Pub Date : 2021-02-19 Qiong Chen; Nan Li; Wei Feng
In recent years, radiant floor heating systems have been favored by more and more consumers because of their better comfort, high stability, and energy efficiency. This is especially true in southern China, where heating demand is increasing, and its application is becoming more common. This study explored the method of establishing a state-space model of a variable-flow radiant heating system without
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How will heat pumps alter national half-hourly heat demands? Empirical modelling based on GB field trials Energy Build. (IF 4.867) Pub Date : 2021-02-01 S.D. Watson; K.J. Lomas; R.A. Buswell
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Development of chiller-attached apparatus for accurate initial ground temperature measurement: Insights from global sensitivity analysis of thermal response tests Energy Build. (IF 4.867) Pub Date : 2021-02-19 Wonjun Choi; Ruchi Choudhary; Ryozo Ooka
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A hybrid physics-based/data-driven model for personalized dynamic thermal comfort in ordinary office environment Energy Build. (IF 4.867) Pub Date : 2021-02-04 Yadong Zhou; Ying Su; Zhanbo Xu; Xukun Wang; Jiang Wu; Xiaohong Guan
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Reinforcement learning of occupant behavior model for cross-building transfer learning to various HVAC control systems Energy Build. (IF 4.867) Pub Date : 2021-03-02 Zhipeng Deng; Qingyan Chen
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Simultaneous energy storage enhancement and pressure drop reduction in flat plate solar collectors using rotary pipes with nanofluid Energy Build. (IF 4.867) Pub Date : 2021-03-02 Mojtaba Bezaatpour; Hadi Rostamzadeh
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Passive Air Cooling System and Solar Water Heater with Phase Change Material for Low Energy Buildings in Hot Arid Climate Energy Build. (IF 4.867) Pub Date : 2021-03-02 Amr Sayed Hassan Abdallah
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Monitoring data-driven Reinforcement Learning controller training: a comparative study of different training strategies for a real-world energy system Energy Build. (IF 4.867) Pub Date : 2021-03-02 Thomas Schreiber; Christoph Netsch; Marc Baranski; Dirk Müller
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Development of a novel method to detect clothing level and facial skin temperature for controlling HVAC systems Energy Build. (IF 4.867) Pub Date : 2021-03-02 Xuan Li; Qingyan Chen
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Proposal of a new automated workflow for the computational performance-driven design optimization of building energy need and construction cost Energy Build. (IF 4.867) Pub Date : 2021-03-02 Diana D'agostino; Pierpaolo D'agostino; Federico Minelli; Francesco MINICHIELLO
Delaying the analysis of the building performance to the final stages of the design process can often cause the actual results to differ from the expected ones, with the issue of significant redesign costs. The aim of this work is to improve the designer’s control on thermal and geometric variables of the building in the first stages of the design process, to obtain an optimized building from different
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Experimental investigation of a heat-source tower heat pump with self-regenerator using subcooling heat Energy Build. (IF 4.867) Pub Date : 2021-03-02 Hansong Xiao; Pengyuan Song; Baolong Wang; Zhiming Li; Wenxing Shi; Zixu Yang; Xianting Li; Yunsong Huang; Zhihui Liang
The heat-source tower heat pump, a frost-free heat pump with superior energy efficiency, has been used for heating in cold regions. Because the solution in the heat-source tower absorbs moisture continuously from the outdoor air and becomes diluted during heating, solution regeneration is necessary. However, existing regeneration technologies have various disadvantages, such as a reduced heating capacity
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A random effects model to optimize soil thickness for green-roof thermal benefits in winter Energy Build. (IF 4.867) Pub Date : 2021-02-16 Taibing Wei; C.Y. Jim; Anqi Chen; Xiaojuan Li
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Aggregated short-term load forecasting for heterogeneous buildings using machine learning with peak estimation Energy Build. (IF 4.867) Pub Date : 2021-02-01 Amine Bellahsen; Hanane Dagdougui
System operations and planning are crucial aspects of power system management. They aim to maintain the equilibrium of electricity supply and demand while ensuring reliable and secure power system operation. Consumers have to pay more for electricity during periods of high peak demand in various sectors. If consumers have knowledge about expected peak load ahead of time, such extra charges could potentially
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Agent-based stochastic model of thermostat adjustments: a demand response application Energy Build. (IF 4.867) Pub Date : 2021-02-27 Marika Vellei; Simon Martinez; Jérôme Le Dréau
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Sustainable Energy Performance in Brazilian Social Housing: A Proposal for a Sustainability Index in the Energy Life Cycle considering climate change Energy Build. (IF 4.867) Pub Date : 2021-02-27 Maria Andrea Triana; Roberto Lamberts; Paola Sassi
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Improvement of the electricity performance of bifacial PV module applied on the building envelope Energy Build. (IF 4.867) Pub Date : 2021-02-27 Mo Chen; Wei Zhang; Lingzhi Xie; Bo He; Wei Wang; Jianhui Li; Zihao Li
Compared with traditional photovoltaic (PV) cells, bifacial PV cells can generate electricity on both sides. The study aims to research the electricity generation improvement of bifacial PV module as building envelope, and to find factors affecting its power generation performance in order to optimize it. A prefabricated building was renovated with two facades and the roof installed with bifacial PV
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Evaluation of thermal sensation models for predicting thermal comfort in dynamic outdoor and indoor environments Energy Build. (IF 4.867) Pub Date : 2021-02-27 Xiaojie Zhou; Dayi Lai; Qingyan Chen
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Modifications to the conventional design methods for borehole heat exchangers based on a novel response factor model Energy Build. (IF 4.867) Pub Date : 2021-02-27 Tian You; Xianting Li; Hongxing Yang
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A stochastic load demand-oriented synergetic optimal control strategy for variable-speed pumps in residential district heating or cooling systems Energy Build. (IF 4.867) Pub Date : 2021-02-27 Yu Wang; Zhiwei Wang; Zhanwei Wang
For a residential district heating or cooling (RDHC) system in the “part-time part-space (PTPS)” service mode, the thermal load demands of end users are notably stochastic. To reducing the energy consumption of centralized variable-speed pumps (VSPs) in RDHC systems, this study presents a stochastic load demand-oriented synergetic optimal control strategy for VSPs in RDHC systems. In this strategy
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Optimizing the Integration of Renewable Energy in Existing Buildings Energy Build. (IF 4.867) Pub Date : 2021-02-27 Ahmed A Hassan; Khaled El-Rayes
This paper presents the development of a novel optimization model for optimizing the use of RE measures in existing buildings to satisfy an owner-specified target reduction in energy consumption while minimizing the required building upgrade costs. The model performance was evaluated using a real-life case study of an educational building with a total area of 20,717 m2. The optimization model was used
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A novel approach for sizing thermal and electrical energy storage systems for energy management of islanded residential Microgrid Energy Build. (IF 4.867) Pub Date : 2021-02-27 Mehrdad Bagheri Sanjareh; Mohammad Hassan Nazari; Gevork B. Gharehpetian; Seyed Hossein Hosseinian
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The impact of heat source at radiant electric heating panel Energy Build. (IF 4.867) Pub Date : 2021-02-27 Dragan Cvetković; Aleksandar Nešović
Among panel systems, underfloor heating is mostly used in Serbia because it offers special benefits in terms of thermal comfort and final energy consumption.Uniform temperature distribution at room height, operation in lower temperature regimes, a fairly simple method of installation and mounting, long service life, simple temperature control by zones and currently low price of electricity in Serbia
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Physiological and perceptual responses of exposure to different altitudes in extremely cold environments Energy Build. (IF 4.867) Pub Date : 2021-02-27 Zhuqiang Hu; Jiansong Wu; Lin Yang; Yin Gu; Hongfei Ren
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A study on the transferability of computational models of building electricity load patterns across climatic zones Energy Build. (IF 4.867) Pub Date : 2021-02-16 Rebecca Ward; Cheryl Sze Yin Wong; Adrian Chong; Ruchi Choudhary; Savitha Ramasamy
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eplusr: A framework for integrating building energy simulation and data-driven analytics Energy Build. (IF 4.867) Pub Date : 2021-01-21 Hongyuan Jia; Adrian Chong
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A physically-based model of interactions between a building and its outdoor conditions at the urban microscale Energy Build. (IF 4.867) Pub Date : 2021-02-09 Martin Miguel; Wong Nyuk Hien; Ignatius Marcel; Hii Daniel Jun Chung; He Yueer; Yu Zhonqi; Deng Ji-Yu; Srivatsan V Raghavan; Nguyen Ngoc Son
This paper introduces a physically-based model to simulate interactions between a building and its outdoor conditions at the urban microscale. In the model, the building is simulated with EnergyPlus while its outdoor conditions are assessed from OpenFOAM. Furthermore, the model simulates the street pavement and surrounding buildings based on the lumped thermal theory. All components of the model are
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Application of surrogate modelling to improve the thermal performance of single-family homes through archetype development Energy Build. (IF 4.867) Pub Date : 2021-02-10 Cameron R. Lawrence; Russell Richman; Maria Kordjamshidi; Cecilia Skarupa
This paper investigates the application of surrogate modelling to create bottom-up archetype models, to improve the energy performance of specific residential building archetypes. The objective of this study is to quantify the application range(s) of surrogate models to predict and improve the annual energy performance of single-family home archetypes. Six distinct surrogate models were developed using
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Identifying Grey-box Thermal Models with Bayesian Neural Networks Energy Build. (IF 4.867) Pub Date : 2021-02-25 Monir Hossain; Tianyu Zhang; Omid Ardakanian
Smart thermostats are one of the most prevalent home automation products. Despite the importance of having an accurate thermal model for the operation of smart thermostats, reliable identification of this model is still an open problem. In this paper, we explore various techniques for establishing a suitable thermal model using time series data generated by smart thermostats. We show that Bayesian
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Versatile AHU fault detection – Design, field validation and practical application Energy Build. (IF 4.867) Pub Date : 2021-02-02 Ondřej Nehasil; Lucie Dobiášová; Vojtěch Mazanec; Jan Široký
This paper describes a new tool developed for the detection of operating faults in ventilation units with heat recovery. In principle, the tool is based on the APAR (Air Handling Unit Performance Assessment Rules) method. By following the semantic data description in accordance with the BrickSchema and Project Haystack initiatives, the tool is portable. The executive part of the fault detection system
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A simplified method of generating sequential meteorological parameters for uncertainty-based energy system design Energy Build. (IF 4.867) Pub Date : 2021-02-01 Bo Lan; Zhe Tian; Xia Wu
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Heat transfer analysis of U-type deep borehole heat exchangers of geothermal energy Energy Build. (IF 4.867) Pub Date : 2021-02-01 Wenke Zhang; Jianhua Wang; Fangfang Zhang; Wei Lu; Ping Cui; Chunmin Guan; Mingzhi Yu; Zhaohong Fang
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Building airtightness measurement uncertainty due to steady stack effect Energy Build. (IF 4.867) Pub Date : 2021-02-04 François Rémi Carrié; Collin Olson; Gary Nelson
Current building pressurization test methods considerably reduce the scope of validity of the test results when stack effect is significant without clear justification. This work attempts to fill this gap based on physical modelling and numerical simulations. In steady and no-wind conditions, it gives the error in the test result with leaks discretely distributed over the building height assuming the
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A regression-based model for estimating the energy consumption of school facilities in Saudi Arabia Energy Build. (IF 4.867) Pub Date : 2021-02-09 Awsan Mohammed; Adel Alshibani; Othman Alshamrani; Mohammad Hassanain
A considerable amount of the oil used in Saudi Arabia is consumed to generate power. In an effort to minimize such consumption, the government of Saudi Arabia has established an ambitious part of the 2030 Vision that includes 96 strategic objectives. In recent years, the advancement in information technology has made it possible to develop accurate prediction models of energy consumption for constructed
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Integrated sensor data processing for occupancy detection in residential buildings Energy Build. (IF 4.867) Pub Date : 2021-02-09 Chenli Wang; Jun Jiang; Thomas Roth; Cuong Nguyen; Yuhong Liu; Hohyun Lee
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Evaluation of thermal performance of green roofs via field measurements and hygrothermal simulations Energy Build. (IF 4.867) Pub Date : 2021-02-02 Yige Yang; Cliff I. Davidson; Jianshun Zhang
Several studies have analyzed the heat flow impact of green roofs in hot weather, but few studies have examined the thermal performance during cold climate conditions. This study presents an experimental and numerical investigation of a large extensive green roof on the Onondaga County Convention Center in Syracuse, NY in both summer and winter conditions. Measured temperatures across the multilayers
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A methodology to support the decision-making process for energy retrofitting at district scale Energy Build. (IF 4.867) Pub Date : 2021-02-23 Diana-Iulia Stanica; Arda Karasu; Daniel Brandt; Martin Kriegel; Stefan Brandt; Claus Steffan
The need to accelerate energy retrofitting and integrate renewable energies in the built environment sector has been recognized by the European Union and its member states, with many policies and directives already in place. However, compared with single building retrofitting, there are no established approaches for energy retrofitting at district and urban scales, in part due to the complexity of
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Building HVAC Control with Reinforcement Learning for Reduction of Energy Cost and Demand Charge Energy Build. (IF 4.867) Pub Date : 2021-02-20 Zhanhong Jiang; Michael J. Risbeck; Vish Ramamurti; Sugumar Murugesan; Jaume Amores; Chenlu Zhang; Young M. Lee; Kirk H. Drees
Energy efficiency remains a significant topic in the control of building heating, ventilation, and air-conditioning (HVAC) systems, and diverse set of control strategies have been developed to optimize performance, including recently emerging techniques of deep reinforcement learning (DRL). While most existing works have focused on minimizing energy consumption, the generalization to energy cost minimization
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Evaluation of changes in surface temperature of TiO2 functionalized pavements at outdoor conditions Energy Build. (IF 4.867) Pub Date : 2021-02-11 Maria Fernández-Mira; Eva Jimenez-Relinque; Isabel Martínez; Marta Castellote
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Multi-objective optimization of building energy performance and indoor thermal comfort by combining artificial neural networks and metaheuristic algorithms Energy Build. (IF 4.867) Pub Date : 2021-02-19 Badr Chegari; Mohamed Tabaa; Emmanuel Simeu; Fouad Moutaouakkil; Hicham Medromi
During the last few years, multi-objective optimization processes have become one of the main challenges for energy efficiency in buildings. In this work, a new efficient multi-objective optimization method, based on the Building Performance Optimization (BPO) technique, has been developed to improve the indoor thermal comfort and energy performance of residential buildings, i.e. a Moroccan ground
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Residential smart thermostat use: An exploration of thermostat programming, environmental attitudes, and the influence of smart controls on energy savings Energy Build. (IF 4.867) Pub Date : 2021-02-19 Helen Stopps; Marianne F. Touchie
Smart home technologies are becoming prevalent in residential buildings. Despite interface and control improvements offered by smart thermostats, previous work has found energy savings from this technology to be variable. Further, little is known about how smart thermostat operation differs from conventional programmable thermostat operation, which has been studied extensively. In this paper, data
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A multi-year two-stage stochastic programming model for optimal design and operation of residential photovoltaic-battery systems Energy Build. (IF 4.867) Pub Date : 2021-02-19 Zhuang Zheng; Xin Li; Jia Pan; Xiaowei Luo
The residential PV-battery system is becoming economically viable due to technological advances. Selecting optimum investment portfolios and operation strategies are still the challenges faced by homeowners. This study proposed an integrated stochastic sizing-operating framework for optimal design and operation of grid-connected residential photovoltaic (PV)-battery systems. The two-stage stochastic
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Modeling method of an active-passive ventilation wall with latent heat storage for evaluating its thermal properties in the solar greenhouse Energy Build. (IF 4.867) Pub Date : 2021-02-19 Fengtao Han; Chao Chen; Qingling Hu; Yipeng He; Shen Wei; Caiyun Li
Active-passive phase change heat storage technologies have been obtained extensive application to decrease greenhouse’s demands for fossil energy during off-seasons. To develop the utilization ratio of solar energy in solar greenhouses during winter, the active-passive ventilation wall with latent heat storage (APVW-L) was introduced and could be integrated into greenhouse’s back-wall. However, system
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Wintertime Indoor Temperatures in Social Housing Dwellings in England and the Impact of Dwelling Characteristics Energy Build. (IF 4.867) Pub Date : 2021-02-19 Arash Beizaee; Johanna Morey; Ali Badiei
This paper presents one of the largest wintertime indoor temperature surveys of English social housing dwellings. Half hourly temperatures were measured in living rooms and main bedrooms of 124 social housing dwellings located in central England. Indoor temperatures were analysed for two distinct periods of “heating season” and “winter” during the assumed occupied hours of 08:00-20:00 for living rooms
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On the potential of demand-controlled ventilation system to enhance indoor air quality and thermal condition in Australian school classrooms Energy Build. (IF 4.867) Pub Date : 2021-02-19 Shamila Haddad; Afroditi Synnefa; Miguel Ángel Padilla Marcos; Riccardo Paolini; Steven Delrue; Deo Prasad; Mattheos Santamouris
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Contaminant transport by human passage through an air curtain separating two sections of a corridor: Part I - uniform ambient temperature Energy Build. (IF 4.867) Pub Date : 2021-02-16 Narsing K. Jha; D. Frank; P.F. Linden
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Contaminant transport by human passage through an air curtain separating two sections of a corridor: Part II – Two zones at different temperatures Energy Build. (IF 4.867) Pub Date : 2021-01-08 Narsing K. Jha; D. Frank; L. Darracq; P.F. Linden
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Grouping techniques for building stock analysis: A comparative case study Energy Build. (IF 4.867) Pub Date : 2021-01-19 Solène Goy; Volker Coors; Donal Finn
Grouping techniques are frequently used in urban studies as a means for partitioning building stock heterogeneity. The choice of grouping techniques and selection indices can have a significant influence on the segmentation of building stock and associated identification of representative buildings. To date, this issue has not been systematically examined nor justified. The current paper compares different
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Data driven indoor air quality prediction in educational facilities based on IoT network Energy Build. (IF 4.867) Pub Date : 2021-02-02 Lavinia Chiara Tagliabue; Fulvio Re Cecconi; Stefano Rinaldi; Angelo Luigi Camillo Ciribini
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Solar Bridge Retrofit System: An innovative solution to renovate structural thermal bridge areas Energy Build. (IF 4.867) Pub Date : 2021-02-02 Daniel Aelenei; Sara Brito-Coimbra; M. Glória Gomes; A. Moret Rodrigues
The structural components of load-bearing concrete frame buildings, such as concrete beams and columns, are critical elements of the facades which often act as a thermal bridge. To reduce the impact of structural thermal bridge areas in non-retrofitted Portuguese residential buildings, a new innovative solar passive retrofit solution, named Solar Bridge Retrofit System (SBRS), is proposed. This concept
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Calibration of energy simulation using optimization for buildings with dynamic shading systems Energy Build. (IF 4.867) Pub Date : 2021-02-02 Niraj Kunwar; Kristen S. Cetin; Ulrike Passe
Physics-based energy simulation methods are widely used for the prediction of building energy consumption and daylighting in commercial buildings. Such simulations are performed to evaluate the design of new buildings or to predict the benefits of various retrofits to the building’s performance. However, there are uncertainties in the results from such simulations, with higher uncertainty if the model
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Addressing rising energy needs of megacities – Case study of Greater Cairo Energy Build. (IF 4.867) Pub Date : 2021-02-02 Sara Abd Alla; Sofia G. Simoes; Vincenzo Bianco
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Cluster analysis of occupancy schedules in residential buildings in the United States Energy Build. (IF 4.867) Pub Date : 2021-02-02 Debrudra Mitra; Yiyi Chu; Kristen Cetin
The energy performance of residential buildings significantly depends on the building occupants’ behavior, which can be highly variable. When the heating, ventilation and air conditioning (HVAC) system is controlled based on the presence or absence of occupants in a building, occupant behavior is of even further importance to its energy performance. In current practice, building energy simulation tools
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Fault detection and diagnosis for Air Handling Unit based on multiscale convolutional neural networks Energy Build. (IF 4.867) Pub Date : 2021-02-01 Fanyong Cheng; Wenjian Cai; Xin Zhang; Huanyue Liao; Can Cui
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Radiance of the circumsolar and background parts of skydome for buildings under random obstructions Energy Build. (IF 4.867) Pub Date : 2021-02-01 Siwei Lou; Danny H.W. Li; Isaac Y.F. Lun; Yu Huang; Wenqiang Chen; Dawei Xia; Yanping Yang
The diffuse radiation on building envelopes can be essential to the thermal environment and the energy study of buildings. Because a part of the skydome can be obstructed irregularly in city environments, the diffuse radiance distribution over the skydome should be determined to evaluate the radiation accurately. In this study, this distribution is described by several representative sky directions
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Enhanced thermophysical properties of organic PCM through shape stabilization for thermal energy storage in buildings: A state of the art review Energy Build. (IF 4.867) Pub Date : 2021-02-03 Pushpendra Kumar Singh Rathore; Shailendra Kumar Shukla
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Data pre-processing and optimization techniques for stochastic and deterministic low-order grey-box models of residential buildings Energy Build. (IF 4.867) Pub Date : 2021-02-01 Xingji Yu; Laurent Georges; Lars Imsland
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