2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)最新文献

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Advanced power converters for increased energy efficiency in microgrids 用于提高微电网能源效率的先进电源转换器
K. Shenai
{"title":"Advanced power converters for increased energy efficiency in microgrids","authors":"K. Shenai","doi":"10.1109/SGBC.2016.7935989","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7935989","url":null,"abstract":"Energy efficiency and cost are the two key driving factors for increased usage of hybrid- and DC-microgrids in both urban and rural settings. In order to accomplish this critical objective, number of energy conversion stages from source to load need to be reduced and efficiency of every power conversion electronic block needs to be increased by carefully taking into account system-level interactions. Power converters based on wide bandgap (WBG) semiconductor switching devices such as those made on silicon carbide (SiC) and gallium nitride (GaN) semiconductors promise dramatic advances in this regard compared to the industry workhorse - the conventional silicon semiconductor. However, performance, cost and reliability need to be carefully evaluated from a systems perspective. This paper provides a review of the current state-of-the-art and emerging trends in WBG power converters for application in hybrid- and DC-microgrids.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131310264","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Energy optimization and cost management in multi-storied green complexes 多层绿色综合体的能源优化与成本管理
A. Jhunjhunwala, Prabhjot Kaur
{"title":"Energy optimization and cost management in multi-storied green complexes","authors":"A. Jhunjhunwala, Prabhjot Kaur","doi":"10.1109/SGBC.2016.7936067","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936067","url":null,"abstract":"As India tries to add significant renewables to its coal-dominated energy mix, the problem of intermittent generation associated with renewables, is likely to be a problem. Even though battery prices have been falling rapidly, any serious grid-level storage will push up the price of electricity beyond the affordability limit for a large section of Indian people. The answer is in developing techniques, practices and policies, which enables the consumers to carry out load-management in response to grid-power availability. If grid-power is surplus, the customer uses grid to the maximal extent, but when grid-power is in deficit, it uses it to minimal extent. This paper focuses on commercial multi-storied buildings and discusses how power-systems can be designed for them to respond to the grid-availability without affecting the working and life-style of people in the building to a significant extent. It proposes use of roof-top solar and DC power-line within buildings along with DC-powered appliances to significantly save energy. It incorporates battery-storage and chilled-water storage, which coupled with use of DC motors or variable frequency drives, can help building cut its load to almost 50% or even less during grid-power shortage and draw power more than its load during surplus situation. The paper goes beyond the concept and discusses actual implementation being carried out today. It also discusses policies which will accelerate deployment of such designs benefiting both the customer as well as the grid-supply.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123938039","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Bringing Uninterrupted DC power to Indian homes: The Sasaram experience 为印度家庭带来不间断的直流电源:萨萨拉姆的经验
V. Rajaraman, K. Vasudevan, Lakshmi Narasamma, Vinay Tamboli, Aditya Lolla
{"title":"Bringing Uninterrupted DC power to Indian homes: The Sasaram experience","authors":"V. Rajaraman, K. Vasudevan, Lakshmi Narasamma, Vinay Tamboli, Aditya Lolla","doi":"10.1109/SGBC.2016.7936064","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936064","url":null,"abstract":"The Uninterrupted Direct Current (UDC) solution has been developed by IIT Madras with a view to provide 24 X 7 power to all homes of India and alleviate power deficit situation prevalent in the country. This concept is being piloted and tested for practical viability in Sasaram, India. This paper discusses the necessary interventions needed at the sub-station end and the consumer end. The design details of the Brown-Out Feeder Energization Automation System (BOFEAS) commissioned in various feeders at Sasaram are also presented in this paper. The new efficient resonant switching power converter design has proven to be critical in developing Uninterrupted DC Power Module (UDPM), which is required to make in-home DC power line and DC power distribution possible. Various implementation challenges while executing UDC solution in Sasaram are also elaborated in this paper. Furthermore, the key role the local DISCOMs have to play in order to ensure UDC solution is implemented effectively is stressed upon. The learnings from Sasaram presented in this paper could be leveraged to ensure 24X7 good quality power supply across India.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"97 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127106740","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Green transportation using Intelligent Solar Electric pedal assist three wheeler 绿色交通采用智能太阳能电动踏板辅助三轮车
V. Sasikumar, Jacob Thekkekara, A. Jhunjhunwala
{"title":"Green transportation using Intelligent Solar Electric pedal assist three wheeler","authors":"V. Sasikumar, Jacob Thekkekara, A. Jhunjhunwala","doi":"10.1109/SGBC.2016.7936087","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936087","url":null,"abstract":"Three wheelers are considered to be common mans vehicle and is used for various load carrying and passenger carrying applications across the globe. A novel Intelligent Solar Electric Bio Hybrid developed by Pi Beam Labs Pvt. Ltd with the help of IIT Madras which can be completely charged off grid and has increased battery life due to intelligent torque sensor controlled drivetrain is discussed in this paper. The paper presents the basic architecture, test results and its economic impact in the small load, short distance category of material handling. The present three wheeler sector has four categories namely IC engine power, electric motor powered, human powered and electric trikes. Among this the greener solution is electric trikes. Most of the E-trikes contain a throttle to control the motor and a pedal to assist the motor. This configuration will drain the battery faster and also reduces battery life as the user tends to use the throttle more. The typical battery life of such a vehicle is 6-8 months. In this context, this paper explains the concept of charging the entire vehicle using solar power and intelligently controlling the motor power using torque sensor. This will not allow the user to draw more current as it is in the case of throttle. This solar panel on the top charges the vehicle while it is running or parked. Additionally the paper contains the study on the application of the vehicle and its economic impact in various sectors.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125597310","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
MEM: Energy management system for low voltage DC microgrids MEM:低压直流微电网能源管理系统
A. Manur, L. Shaver, Alec Sivit, G. Venkataramanan, Shamsundar Subbarao
{"title":"MEM: Energy management system for low voltage DC microgrids","authors":"A. Manur, L. Shaver, Alec Sivit, G. Venkataramanan, Shamsundar Subbarao","doi":"10.1109/SGBC.2016.7935992","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7935992","url":null,"abstract":"This paper introduces the Microgrid Energy Manager (MEM), a plug-and-play platform for microgrid management. MEM is an end-to-end solution for monitoring, control, and management of AC, DC, and hybrid microgrids. We introduce the application of MEM for low voltage DC microgrids. Under the umbrella of MEM, a key component is the homegrid, which is managed locally by the Homegrid Energy Manager (HEM). A group of homegrids form the community-level microgrid, and are managed by MEM, which is based in the cloud. MEM adopts a plug-and-play model, working with existing storage systems, inverters, energy sources, and loads. A multi-layer approach provides real-time control and intelligent management of energy sources and loads, using embedded sensing and computing, wireless networks, internet-of-things, and cloud-computing technologies. This study focuses on a DC homegrid which consists of storage, loads and energy sources. A brief overview of the MEM architecture is given, with emphasis on design and experimental evaluation at the DC homegrid level.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"5 6","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120854269","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Green building air conditioning system with Variable Frequency Drive and Variable Air flow controller 变频驱动和变风量控制器的绿色建筑空调系统
A. Poddar, Prabhjot Kaur, A. Jhunjhunwala
{"title":"Green building air conditioning system with Variable Frequency Drive and Variable Air flow controller","authors":"A. Poddar, Prabhjot Kaur, A. Jhunjhunwala","doi":"10.1109/SGBC.2016.7936061","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936061","url":null,"abstract":"The major consumer of energy in any commercial building or complex is Air conditioning. A novel air conditioning solution has been developed by IIT Madras to reduce the energy consumption in air conditioning. The concept has been piloted and tested for practical viability in IIT Madras Research Park, A 1.2 million square feet R&D building initial results of which are discussed in this paper. Traditionally, in large offices and office space there is problem of either over cooling or under-cooling of specific space. Apart from this, the consumer does not have any direct control over setting the local temperature as per their requirements. As a result, they end up working in an uncomfortable environment. More often than not, in these large offices, large portions are left unoccupied and cooling these zones becomes a waste of energy. In this context, the paper discusses the concept of Variable Frequency Drive (VFD) to drive the air handling unit motors and introduces Variable Air-flow Volume (VAV) unit which helps in cold air balancing by cutting off the air supply in an unoccupied zone. In addition, this paper describes the power consumption scenario of a typical HVAC system and explains how this innovation can bring about 40% power savings in air-distribution as compared to that for the typical systems. This paper also discusses how such a system can be monitored remotely and controlled through an Air-conditioning Management System (AMS), which may be integrated with Building Management System (BMS). Further, the concept of chilling water during the night time when grid-power supply is surplus and storing it in an Insulated Thermal Storage Tank at 6°C, developed by IITM Research Park, is also highlighted in this paper.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"61 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123389977","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Towards net zero energy solar building, system, and concepts 朝向零能耗的太阳能建筑、系统和概念
Sanjay Kumar
{"title":"Towards net zero energy solar building, system, and concepts","authors":"Sanjay Kumar","doi":"10.1109/SGBC.2016.7936069","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936069","url":null,"abstract":"The model of converting a conventional energy dependent building to a net zero energy building to reduce the carbon emissions through higher technology adoption in efficiency gains and renewable energy generation to meet consumption. A country like India with abundant rich renewable energy potential resources, the adoption of NZEB is a one step forward to fight against climate change. The proposed strategical shifting from traditional dependency overcomes the serious effect of power outages and natural calamities, helps in better and improved energy security and to minimize carbon foot print. It enforces and highlights the demand side management through the redistribution of load and selection of renewable generation to meet the need of current building to convert and realize the goal. The several strategies are adopted to convert existing building based on conventional energy to a net zero energy building of natural and non-conventional resources discussed in this paper. The present topic which deals with green transformation buildings acts as a real prototype for present and future applications of green building model.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116117099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Could mixed AC/DC power systems support more sustainable communities? 交直流混合电力系统能支持更可持续的社区吗?
Lena Petersson Forsberg, S. Eriksén
{"title":"Could mixed AC/DC power systems support more sustainable communities?","authors":"Lena Petersson Forsberg, S. Eriksén","doi":"10.1109/SGBC.2016.7936059","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936059","url":null,"abstract":"The main contribution of this paper is to challenge the current understanding in Swedish spatial planning of power systems being, inherently, alternating current (AC) systems. We propose two areas for piloting local direct current (DC) systems as a way of introducing the concept of mixed AC/DC power systems with the aim of supporting more (self-)sustainable local communities. One is local recreational areas, so called ‘green spaces’ in urban planning. The other is eHealth, when it involves spatial planning and building, or rebuilding existing living space, for supporting healthcare provision in the patient's own home. The paper discusses how mixed AC/DC power systems might be introduced into the current planning discourse and practice in Sweden as part of the necessary reconceptualization of what sustainability means in spatial planning. The paper is based on the authors' previous and on-going research, in spatial planning and eHealth respectively, and has been inspired by the on-going research and development at IIT-M on robust and affordable local DC solutions for Indian households. It is an early-stage exploratory paper based on a recently initiated interdisciplinary dialogue between computer scientists and spatial planning researchers at Blekinge Institute of Technology, Sweden, about green infrastructuring for a more sustainable society.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"53 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130032533","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of solar estimation from buildings along with demand response in a renewable microgrid 可再生微电网中建筑物太阳能估算及需求响应分析
P. Penkey, Asad Mohammad, N. Gaul, B. Johnson, H. Hess
{"title":"Analysis of solar estimation from buildings along with demand response in a renewable microgrid","authors":"P. Penkey, Asad Mohammad, N. Gaul, B. Johnson, H. Hess","doi":"10.1109/SGBC.2016.7936062","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936062","url":null,"abstract":"This paper studies a practical implementation of a renewable microgrid in a city in the Northwest region of the U.S.A. The microgrid is sourced mainly by the hydro-generation location in midst of the city and future solar installations, which combined could be adequate to run some of the critical loads in the city. This paper will shed light on the possible independent operation of microgrid with results from system study in Powerworld and estimation of proposed solar installation on building rooftops using the PVWatts calculator developed by National Renewable Energy Laboratories (NREL). Further improvements to operational efficiency of this microgrid will be evaluated by implementing demand response schemes.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126040408","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A new fault location method for underground cables in distribution systems 配电系统地下电缆故障定位新方法
O. Naidu, N. George, Debasish Pradhan
{"title":"A new fault location method for underground cables in distribution systems","authors":"O. Naidu, N. George, Debasish Pradhan","doi":"10.1109/SGBC.2016.7936076","DOIUrl":"https://doi.org/10.1109/SGBC.2016.7936076","url":null,"abstract":"This paper proposes an accurate fault location method for underground power cable in power distribution systems. The cable is modelled using PSCAD EMTP simulation tool. The cable core as well as sheath and various grounding modes were considered in the cable modelling. The algorithm uses voltage and current measurements recorded at the terminal where the fault locator is placed. The simulation studies have proved that the proposed algorithm gives very accurate outputs even under various grounding modes and fault conditions.","PeriodicalId":339120,"journal":{"name":"2016 First International Conference on Sustainable Green Buildings and Communities (SGBC)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132750507","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
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