Building Management System (BMS) Research Papers (original) (raw)

Do you know your fire escape route? Do you know what will happen in your building when there is a fire? These are essential questions which one should know off the top of their head. For your single level residential home, the fire escape... more

Do you know your fire escape route? Do you know what will happen in your building when there is a fire? These are essential questions which one should know off the top of their head. For your single level residential home, the fire escape route is short compared to the route for large high-rise buildings. This paper will look at the recently opened Sir Manasupe House, opened on 27 th January, 2016 in which I was part of the building services commissioning team. The Sir Manasupe House is a twelve level building with one level used as the carpark and 12 levels used as commercial levels currently housing the National Executive Council and the Office of the Prime Minister. For a 12 level building, the fire and smoke management system is a crucial system and had to be carefully designed to maintain ease of access and human comfortability when the building is in fire mode. This paper will give a brief explanation of how the system works and a few essential recommendations.

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The emergence of BIM in the construction industry has come with promises of improving efficiency in project delivery and asset management. BIM concerns the digitization of the building project by depending on information technology... more

The emergence of BIM in the construction industry has come with promises of improving efficiency in project delivery and asset management. BIM concerns the digitization of the building project by depending on information technology capabilities already achieved in various professional domains associated with different stages of the building life cycle. While the utilisation of BIM in the various professional domains and project stages is increasing, research suggests that the building operation and management stage is being left behind. Exploring BIM applications that encompass the building operation are therefore important to improve efficiency during use and coordination with other stages in the project life cycle. As such a framework for utilizing feedback loops on building energy consumption to inform and improve design and facility management in a BIM environment is proposed. In this paper, the authors present the prototype from the implementation of the framework which is interfaced with a BIM-enabled tool. The paper concludes that the framework is useful in contributing to bridging existing gaps between the design, construction and operation phases of a building's life-cycle.

The main objective of this research is to minimize the usage of Electrical Energy by using BMS (Building Management System) & HVAC (Heating Ventilating &Air Conditioner System) and control the consumption of electric power by installing a... more

The main objective of this research is to minimize the usage of Electrical Energy by using BMS (Building Management System) & HVAC (Heating Ventilating &Air Conditioner System) and control the consumption of electric power by installing a suitable system in buildings like offices, universities & also for the residency apartments. On the other hand PLC (Programmable Logic Controller) is used as a backbone Controller of system in which Schneider PLC and software Twido Suite is used for testing and simulating all the values of sensors. The result shows that system can work successfully in the environment and capable of optimizing the energy.

A Building Management System is a Computer based system which can monitor and control different mechanical and electrical equipment in a building. A reliable, efficient and integrated controlling among these equipment's in a building is... more

A Building Management System is a Computer based system which can monitor and control different mechanical and electrical equipment in a building. A reliable, efficient and integrated controlling among these equipment's in a building is the main objective of a Building Management System. This paper presents a Multi Agent Controlled Building Management System which is controlled as an agent based integrated system of different subsystems such as Lighting, Security, Airconditioning , Ventilation.

As an Official Article Contributor, and this Article entitled, "Importance of Remote Sensing & Monitoring in Engineering Projects" contribution for the CEAI VIEWPOINT Journal March 2019 Edition. The article paper tackled about the... more

As an Official Article Contributor, and this Article entitled, "Importance of Remote Sensing & Monitoring in Engineering Projects" contribution for the CEAI VIEWPOINT Journal March 2019 Edition. The article paper tackled about the importance of the Remote Sensing and Remote Monitoring that has an implication in the building physic strategy and within the building management through design optimization of the building envelope and consequently the passive energy saving gained from the building which enhances energy conversion. It’s only through analysis and an iterative process that examines the real estate needs of a building and the proposed architectural, and engineering design can be the most appropriate solution. The Remote Monitoring is being designed to control the astronomical or complex facilities of factories & towers, power plants, network operations centers, airports, and spacecraft, which involves automation. The passive remote sensing system defines as the naturally radiated or reflected energy from the earth’s surface features which are measured by the sensors operating in different selected spectral bands on board the air-borne/space-borne platforms. However, the objective is to support the science, art, and practice of the technological aspect of the building services engineering controls and monitoring for the facility management that is a specialized form of building controls and engineering concerned.

VLC technology is a modern, emerging technology which is recently very popular in both academia and industry due to rapid advances in production of LED lamps and high potential of these lamps in creating lighting and sending data... more

VLC technology is a modern, emerging
technology which is recently very popular in both
academia and industry due to rapid advances in
production of LED lamps and high potential of these
lamps in creating lighting and sending data
simultaneously. In this paper, classification of the current
types of building energy management systems is
mentioned, then, VLC is introduced .Advantages and
Disadvantages of using this system in BMS is discussed
and finally, combining this network with currently used
networks, a dynamic, reliable and easy to install
management system is proposed.

This work was developed in the context of the research project Energy Efficient Schools (Escolas Energeticamente Eficientes, 3Es). Within this project an integrated approach for energy performance and indoor environmental quality... more

This work was developed in the context of the research project Energy Efficient Schools (Escolas Energeticamente Eficientes, 3Es). Within this project an integrated approach for energy performance and indoor environmental quality assessment in school buildings has been developed aiming at contributing to reduce the energy consumption in school buildings while providing good indoor environmental conditions to the occupants. So far, the results shown that there is a considerable potential for reducing energy consumption and improving energy usage. We believe energy efficiency in school buildings can be achieved through an effective energy management methodology greatly supported by building management systems. This paper aims at creating foundations for energy efficiency plans for school buildings centered on the fundamental role of energy management systems and its adequate parameterization. Based on a real case-study, a primary approach is "scratched" highly centered on the enhancement of operational management practices.

— This paper presents a modeling and control method for the thermohygrometric condition (temperature and humidity) in a multizone building. The interconnection between the zones is captured through an undirected graph. Employing an... more

— This paper presents a modeling and control method for the thermohygrometric condition (temperature and humidity) in a multizone building. The interconnection between the zones is captured through an undirected graph. Employing an electrical circuit analogy, rooms represent capacitances, and walls and doors/windows are resistances. This model characterizes both mass and heat transfer between the zones and their coupling within each zone, extending the temperature-only resistance– capacitance models commonly used in the building control literature. By using physics-based computational fluid dynamics (CFD) simulation, we verify that this lumped-parameter model is a reasonable approximation of the physical system. The control objective is to drive the temperature and humidity of each zone into the comfort region in the psychrometric chart, using the mass-flow rate of the supplied air into the zone as the control input. In contrast to thermal-only building control, the challenge of this problem is to use a single control variable, mass-flow rate, to regulate both temperature and humidity. Our approach is to first design a feedforward control based on the desired steady-state condition within the comfort zone. We then draw on our previous work on passivity-based building temperature control to show that the thermohygrometric model around the steady state is strictly passive, from the mass-flow rate to a synthetic output combining temperature and humidity. This allows the use of any passive feedback controller combined with the feedforward to achieve robust stabilization about the desired operating point. The feedforward may be further adaptively updated, resulting in an integral-control term in the controller. Finally, to reduce the energy usage, we only apply the controller outside of the comfort zone and turn OFF the controller within the comfort zone. To illustrate the effectiveness of the proposed control strategy, simulation results using both the lumped and CFD models are presented for an existing physical six-room testbed.

" The topic of this dissertation is the discussion of ‘intelligent’ bioclimatic buildings. The philosophy and technology of this new type of buildings is discussed with regard to bioclimatic architecture and energy conservation... more

Early in 2016, Honeywell successfully tendered for the contract to replace an aging BMCS system at the Sydney Opera House. This presentation briefly touches on the history of the Sydney Opera House before examining the evolution from the... more

Early in 2016, Honeywell successfully tendered for the contract to replace an aging BMCS system at the Sydney Opera House. This presentation briefly touches on the history of the Sydney Opera House before examining the evolution from the Teletrol Panorama and Ensemble software to the Honeywell Enterprise Buildings Integrator (EBI). This transition took place within a live environment – the players played, the cooks cooked and the tourists toured. All the while, technicians changed everything from sensors to field wiring and from controllers to control philosophies resulting in the deployment of a 25,000 point system alongside a gruelling performance schedule that sees more than 2000 events a year within, and over 8.2 million tourists visiting, the iconic sails of Bennelong Point. Also examined in this presentation, are some features of the EBI software and their application on this project – although specific to the Sydney Opera House, their use is not limited to a theatrical setting. Due to the confluence of unique spaces and customers with a variety of skill levels, from Stage Managers to engineers, Honeywell have implemented some clever features which make the user interface highly interactive and intuitive. The presentation concludes by analysing some lessons learnt from the project and possible future extensions of the existing platform.

The redevelopment of the building system framework can generate a significant impact in an area of great artistic and architectural value as the historical centre of Rome. This paper illustrates the case study of a building located in... more

The redevelopment of the building system framework can generate a significant impact in an area of great artistic and architectural value as the historical centre of Rome. This paper illustrates the case study of a building located in this particular area of Rome on which the energy consumption and environmental improvements, resulting from interventions such as retrofitting of technological systems, are being evaluated. An integrated design model can resolve issues relating to building maintenance, energy conservation and the integration of renewable energy sources. The study will focus on the identification of high efficiency and low environmental impact systems that are best suited for buildings of historical value placed in complex areas such as town centres. In order to quantify the potential of the proposed solutions, an innovative solution InWall will be illustrated through specific concept process. The methodology of the proposed project is intended to provide a preliminary approach for the achievement of similar interventions at a large scale. 31% of Italian buildings were in fact constructed over 65 years ago.

— This paper presents a modeling and control strategy for comfort zone set-based control of temperature and humidity in buildings. We first propose a coupled model for humidity and temperature dynamics based on lumped parameter analysis.... more

— This paper presents a modeling and control strategy for comfort zone set-based control of temperature and humidity in buildings. We first propose a coupled model for humidity and temperature dynamics based on lumped parameter analysis. The interconnection of rooms/zones is captured through an undirected graph, with rooms represented as capacitances and walls and doors/windows as resistances. Unlike traditional RC-models, however, this model captures both mass and heat transfer between zones as well as the bilinearity in the input mass flow-rate. Key parameters are identified by the model, such as mass (and thermal) conductance between zones as well as mass (and thermal) capacitance and this model structure is then validated using physics-based Computational Fluid Dynamics (CFD) simulations. The control inputs to the system are the mass flow rates into each zone and the control objective is to drive the system state into a comfort zone set (a humidity and temperature region defined on the psychometric chart). The dynamic system is shown to be passive, hence any passive controller is stabilizing and able to drive both temperature and humidity to steady states within the thermal comfort region for given ambient conditions. We then propose a set-based (passive) controller to regulate the system outputs within the comfort region. Simulation results from implementing the controller on the lumped model are then compared with CFD simulations, for a design model of an existing experimental 6-room test bed. The proposed controller design methodology is also shown to be model-independent with results of the CFD simulations verifying this feature.

Comprehensive information and detailed data for the non-residential (NR) building stock (office, school, hospital, hotel and commercial blds) is rather limited, although it is the fastest growing energy demand sector. This paper... more

Comprehensive information and detailed data for the non-residential (NR) building stock (office, school, hospital, hotel and commercial blds) is rather limited, although it is the fastest growing energy demand sector. This paper elaborates the approach used to determine the potential energy conservation in the Hellenic NR building stock. A major obstacle that had to be overcome was the need to make suitable assumptions for missing detailed primary data. A qualitative and quantitative assessment of scattered national data resulted in a realistic assessment of the existing NR building
stock and energy consumption. Different energy conservation scenarios and their impact on the reduction of CO2 emissions were evaluated.
Accordingly, the most effective energy conservation measures are: addition of thermal insulation of exposed external walls, primarily
in hotels and hospitals; installation of energy efficient lamps; installation of solar collectors for sanitary hot water production,
primarily in hotels and health care; installation of building management systems in office/commercial and hotel buildings; replacement
of old inefficient boilers; and regular maintenance of central heating boilers.

SiadEnv system was designed to keep track of the energy consumes in residential and industrial buildings. This will analyze and compute the energy consume real need in various scenarios. The main objective of SiadEnv is to reduce the... more

SiadEnv system was designed to keep track of the energy consumes in residential and industrial buildings. This will analyze and compute the energy consume real need in various scenarios. The main objective of SiadEnv is to reduce the energy losses by taking action and modifying the room settings. Thus, SiadEnv computes the difference between outdoor and indoor temperature and adjusts the heating or cooling management in order to maintain the comfort index and to reduce the energy consume. Moreover, it contains indoor safety modules that prevent or reduce the impact of unwanted events such as flood, fire, motion control (thief entry etc). Due to SiadEnv modular design based on wireless sensors networks, the fire monitoring safety module can be easy reconfigured in order to extend its applications. As further work, the SiadEnv safety module will be redesigned into a new application with important social economic and environmental impact, which will use monitor forest fire and predict its dynamic, in order to provide crucial data for forest salvation.

With the increasing adoption of battery-based energy storage systems, especially in areas such as e-mobility and on- and off-grid energy storage applications, techniques to manage these batteries are being developed to address various... more

With the increasing adoption of battery-based energy storage systems, especially in areas such as e-mobility and on- and off-grid energy storage applications, techniques to manage these batteries are being developed to address various application-related challenges. Battery Management Systems (BMS) are used to provide reliable protection for the connected battery pack. One of the tasks of a BMS is Cell Balancing (CB), in which the BMS tries to ensure that each individual cell or cell module has the same voltage level during charging and discharging operations. This task can become critical in applications involving Li-ion batteries, due to their sensitivity to being overcharged or deeply discharged. The complexity of a CB technique, and thus its implementation cost, depends on the battery chemistry and the sensitivity of the application. Thus, different designs with different complexity levels are being developed to address the balancing issue. This paper explores the CB techniques found in the literature in the past 20 years and categorizes them based on their complexity level. Operational and feature comparisons were carried out between the different CB designs.

Necessities of power factor correction equipments

SiadEnv system was designed to keep track of the energy consumes in residential and industrial buildings. This will analyze and compute the energy consume real need in various scenarios. The main objective of SiadEnv is to reduce the... more

SiadEnv system was designed to keep track of the energy consumes in residential and industrial buildings. This will analyze and compute the energy consume real need in various scenarios. The main objective of SiadEnv is to reduce the energy losses by taking action and modifying the room settings. Thus, SiadEnv computes the difference between outdoor and indoor temperature and adjusts the heating or cooling management in order to maintain the comfort index and to reduce the energy consume. Moreover, it contains indoor safety modules that prevent or reduce the impact of unwanted events such as flood, fire, motion control (thief entry etc). Due to SiadEnv modular design based on wireless sensors networks, the fire monitoring safety module can be easy reconfigured in order to extend its applications. As further work, the SiadEnv safety module will be redesigned into a new application with important social economic and environmental impact, which will use monitor forest fire and predict ...