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Observed trends and modelling paradigms

Souran Chatterjee, Diana Ürge-Vorsatz
2020 Zenodo  
This report highlights the needs of energy models to design and implement policies to limit global warming by 1.5 degree.  ...  This report identify the key trends in sectoral energy demand modelling by reviewing key sectoral models.  ...  HVAC systems • More efficient water heating systems • More energy-efficient appliances • Integration of renewable energyEnergy-efficient lighting • Carbon taxing • Behavioral changes With the help  ... 
doi:10.5281/zenodo.5564205 fatcat:3dr7y7xtufeajmxyf6bbmrxjfi

Towards a general framework for an observation and knowledge based model of occupant behaviour in office buildings [article]

Khadija Tijani (CSTB, G-SCOP_GCSP, LIG Laboratoire d'Informatique de Grenoble), Dung Ngo, Stephane Ploix , Julie Dugdale
2015 arXiv   pre-print
from observations.  ...  The approach has been used in the co-simulation of building physics and human behaviour in order to assess the CO 2 concentration in an office.  ...  Indeed, without energy calculationsthat take into account HVAC systems, the coupling with the occupant is less informative.  ... 
arXiv:1510.01970v1 fatcat:o5vwhccjhrgrxh7xl5k6tcdq5m

Towards a General Framework for an Observation and Knowledge based Model of Occupant Behaviour in Office Buildings

Khadija Tijani, Quoc Dung Ngo, Stephane Ploix, Benjamin Haas, Julie Dugdale
2015 Energy Procedia  
from observations.  ...  The approach has been used in the cosimulation of building physics and human behaviour in order to assess the CO2 concentration in an office.  ...  Indeed, without energy calculations that take into account HVAC systems, the coupling with the occupant is less informative.  ... 
doi:10.1016/j.egypro.2015.11.035 fatcat:bt7c22zqcrfz7bx63zvumqosbi

Observational study of the indoor environment and energy use in office buildings in tropical Asia

Ro Yamauchi, Masayuki Ichinose
2019 IOP Conference Series: Earth and Environment  
In terms of energy conservation in the building sector, it is necessary to reveal the actual conditions in each region and the requirements of the standards, which are based on American building standards  ...  This study thus investigated the indoor and outdoor thermal environments, the thermal sensation of the occupants, and energy consumption in office buildings in tropical Asia.  ...  All of the kind for support for the case study is gratefully acknowledged.  ... 
doi:10.1088/1755-1315/294/1/012069 fatcat:soss6rbgw5gnno3rjbn5ywkmtu

A Review of HVAC System Optimization and Its Effects on Saving Total Energy Utilization of a Building

Rajeanderan Revichandran, Jaffar Syed Mohamed Ali, Moumen Idres, A. K. M. Mohiuddin
2022 Journal of Advanced Research in Fluid Mechanics and Thermal Sciences  
Thus, by comparing both, the non-common HVAC system models can get better output of energy reduction.  ...  The paper illustrates the review on the optimizations studies of HVAC systems based on three main methods – HVAC operational variables optimization, optimization of control parameters in HVAC system and  ...  ., [23] , it can have been seen that in forming the energy utilization model of HVAC system for achievement of energy reduction, not only it can be achieved based on the HVAC system itself, it can also  ... 
doi:10.37934/arfmts.93.1.6482 fatcat:v7lgls2fkbgdrizxvn44cue5ce

The Potential of Harnessing Real-Time Occupancy Data for Improving Energy Performance of Activity-Based Workplaces

Arianna Brambilla, Christhina Candido, Isuru Hettiarachchi, Leena Thomas, Ozgur Gocer, Kenan Gocer, Martin Mackey, Nimish Biloria, Tooran Alizadeh, Somwrita Sarkar
2021 Energies  
Results show that the actual cooling demand is 9% lower than predicted, unveiling the energy-saving potential to be achieved from HVAC systems for non-assigned seating environments.  ...  Despite the increasing diffusion of smart energy management systems and the growing availability of longitudinal data regarding occupancy, these two domains rarely inform each other.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/en15010230 fatcat:y2iyav7qhbeftaltwpuzaxu5vq

Sustainable Building in Japan - Observations on a Market Transformation Policy

Minna Sunikka-Blank, Yumiko Iwafune
2011 Environmental Policy and Governance  
Based on a policy analysis and interviews, this paper identifies the concept and policies for sustainable building in Japan considering the characteristics of the building stock and household energy use  ...  The research shows that the Japanese policy has a clear preference for market-based instruments.  ...  Yamatake Corporation, for example, has developed a web-based building energy monitoring and control system that allows owners to estimate heating, ventilation and air-conditioning (HVAC) energy use for  ... 
doi:10.1002/eet.580 fatcat:r7fxv474wrg2hahtmzximywhne

Experiences with Sensors for Energy Efficiency in Commercial Buildings [chapter]

Branislav Kusy, Rajib Rana, Phil Valencia, Raja Jurdak, Josh Wall
2013 Lecture Notes in Electrical Engineering  
Specifically, we focused on sensing modalities that can help improve energy efficiency of buildings.  ...  Buildings are amongst the largest consumers of electrical energy in developed countries.  ...  Using this higher level information, we can estimate that an adaptive HVAC system can save up to 42% of total energy and energy efficiency of individual employees can lead to 10% reduction of energy used  ... 
doi:10.1007/978-3-319-03071-5_23 fatcat:uvp3pkqnsvbcfd2i4umffzesuy

Energy Intensity Reduction in Large-Scale Non-Residential Buildings by Dynamic Control of HVAC with Heat Pumps

Alessandro Franco, Lorenzo Miserocchi, Daniele Testi
2021 Energies  
One of the main elements for increasing energy efficiency in large-scale buildings is identified in the correct management and control of the Heating Ventilation and Air Conditioning (HVAC) systems, particularly  ...  The achieved energy saving can approach values of more than 80% if compared with actual plants based on fossil fuel technologies.  ...  Conflicts of Interest: The authors declare no conflict of interest. Energies 2021, 14, 3878  ... 
doi:10.3390/en14133878 fatcat:dwfipyzwlfhw7gvuffi7ynclyy

Occupancy-driven energy management for smart building automation

Yuvraj Agarwal, Bharathan Balaji, Rajesh Gupta, Jacob Lyles, Michael Wei, Thomas Weng
2010 Proceedings of the 2nd ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in Building - BuildSys '10  
Buildings are among the largest consumers of electricity in the US. A significant portion of this energy use in buildings can be attributed to HVAC systems used to maintain comfort for occupants.  ...  In most cases these building HVAC systems run on fixed schedules and do not employ any fine grained control based on detailed occupancy information.  ...  We would also like to thank Jawon Lee for her assistance in setting up the servers.  ... 
doi:10.1145/1878431.1878433 dblp:conf/sensys/AgarwalBGLWW10 fatcat:un623utusnfthkmau2bfnli6cy

Smart Building Energy Management using Nonlinear Economic Model Predictive Control

Mohammad Ostadijafari, Anamika Dubey, Yang Liu, Jie Shi, Nanpeng Yu
2019 2019 IEEE Power & Energy Society General Meeting (PESGM)  
A Nonlinear Economic Model Predictive Controller (NL-EMPC) is presented to minimize the net cost of energy usage by building's HVAC system while satisfying the comfort-level of building's occupants.  ...  Owing to the call for energy efficiency, the need to optimize the energy consumption of commercial buildingsresponsible for over 40% of US energy consumption-has recently gained significant attention.  ...  Note that in the proactive setting, an efficient HVAC controller should track an optimal temperature trajectory based on HVAC dynamical model, comfort ranges based on occupancy infor-mation, and weather  ... 
doi:10.1109/pesgm40551.2019.8973669 fatcat:ohd2qfqutjfqvii533ka7cscqi

HVAC Energy Saving Strategies for Public Buildings Based on Heat Pumps and Demand Controlled Ventilation

Alessandro Franco, Lorenzo Miserocchi, Daniele Testi
2021 Energies  
The significance of the energy savings achieved in such different buildings has led to the identification of a possible benchmark for HVAC systems in the next future years which could help reach the environmental  ...  The paper analyzes and compares the perspectives for reducing the energy consumption associated to the operation of Heating Ventilation and Air Conditioning system for climatic control of large-size non-residential  ...  The energy efficiency potential has been focused on the HVAC system and on the implementation of an energyaware ventilation based on real-time occupancy monitoring, today possible using IoT or soft and  ... 
doi:10.3390/en14175541 fatcat:ooywui6b3rfjjcwfjasdmaeda4

A wi-fi based occupancy sensing approach to smart energy in commercial office buildings

Du Li, Bharathan Balaji, Yifei Jiang, Kshitiz Singh
2012 Proceedings of the Fourth ACM Workshop on Embedded Sensing Systems for Energy-Efficiency in Buildings - BuildSys '12  
Buildings account for a considerable part of energy consumption. Prior research has shown that much energy could be saved by using occupancy based building automation techniques.  ...  The synthesized information provides sufficient accuracy for zone-based HVAC and lighting control.  ...  They observed a 50% reduction in lighting power [5] after the system was deployed.  ... 
doi:10.1145/2422531.2422568 dblp:conf/sensys/LiBJS12 fatcat:ftjg62voijeq3izhgw6zp55jaq

Data-Driven Evaluation of Residential HVAC System Efficiency Using Energy and Environmental Data

Huyen Do, Kristen S. Cetin
2019 Energies  
The results prove beneficial for utilities to help target residential HVAC systems in need of service or energy efficiency upgrades, as well as for homeowners as a continuous assessment tool for HVAC performance  ...  A comparison of the proposed electricity demand curve development method demonstrates strong agreement with physics-based HVAC model results.  ...  Acknowledgments: The HVAC energy data is from the Pecan Street Research Institute. This research was conducted in collaboration with Whisker Labs.  ... 
doi:10.3390/en12010188 fatcat:gkijcpcdcjdldbdxjm6zhz6gim

Artificial Intelligence-Assisted Energy and Thermal Comfort Control for Sustainable Buildings: An Extended Representation of the Systematic Review [article]

Ghezlane Halhoul Merabet, Mohamed Essaaidi, Mohamed Ben-Haddou, Basheer Qolomany, Junaid Qadir, Muhammad Anan, Ala Al-Fuqaha, Riduan Mohamed Abid, Driss Benhaddou
2020 arXiv   pre-print
Therefore, the creation of thermally comfortable and energy efficient environments is of great importance in the design of the buildings and hence the heating, ventilation and air-conditioning systems.  ...  Inclusion criteria were: English, studies monitoring, mainly, human thermal comfort in buildings and energy efficiency simultaneously based on control strategies using the intelligent approaches.  ...  for improving thermal comfort and energy saving of HVAC systems.  ... 
arXiv:2006.12559v2 fatcat:odaedlx7ibh5zasc2ux4okk7xe
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