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Design of a Smart and Intelligent Energy Efficient Controller for a Bathroom System (2020)
Conference Proceeding
Oye, T. K., Gupta, N., Goh, K., & Oye, T. T. (2020). Design of a Smart and Intelligent Energy Efficient Controller for a Bathroom System. In 2020 9th International Conference on Renewable Energy Research and Application (ICRERA). https://doi.org/10.1109/icrera49962.2020.9242819

One of the major issues facing the world in the 21 st century is climate change. However, sustainability has become a crucial concept to combat extreme consumption of environmental resources. The bathroom has been estimated to be the principal user o... Read More about Design of a Smart and Intelligent Energy Efficient Controller for a Bathroom System.

Development of Optimized Smart Indoor Control for Renewable Air-Conditioning (2020)
Conference Proceeding
Oye, T. T., Gupta, N., Goh, K., & Oye, T. K. (2020). Development of Optimized Smart Indoor Control for Renewable Air-Conditioning. In 2020 9th International Conference on Renewable Energy Research and Application (ICRERA). https://doi.org/10.1109/icrera49962.2020.9242846

This paper presents the modelling of smart indoor control for renewable air-conditioning using fuzzy logic control and proportional-integral-derivatives for improved thermal comfort. The proposed control techniques are systematically designed and tun... Read More about Development of Optimized Smart Indoor Control for Renewable Air-Conditioning.

Measurement, Modeling and Simulation of Photovoltaic Degradation Rates (2020)
Conference Proceeding
Honnurvali, M. S., Gupta, N., Goh, K., & umar, T. (2020). Measurement, Modeling and Simulation of Photovoltaic Degradation Rates. In Modelling, Simulation and Intelligent Computing: Proceedings of MoSICom 2020 (56-63). https://doi.org/10.1007/978-981-15-4775-1_7

Photovoltaic degradation rates play a vital role in visualizing and analyzing the performance of the PV modules over the long run. A site survey is conducted to calculate PV degradation rates. The results have shown that for the first three years sin... Read More about Measurement, Modeling and Simulation of Photovoltaic Degradation Rates.

Renewable energy resources and technologies applicable to Sri Lanka towards a 100% RE future (2019)
Conference Proceeding
Fernando, W., Gupta, N., Ozveren, C. S., & Givaki, K. (2019). Renewable energy resources and technologies applicable to Sri Lanka towards a 100% RE future. . https://doi.org/10.1049/cp.2019.0628

The combustion of fossil fuels primarily provides the energy supply in Sri Lanka. The energy generation in Sri Lanka is primarily realized by the combustion of thermal energy such as diesel and coal. The second energy generation source is Hydroelectr... Read More about Renewable energy resources and technologies applicable to Sri Lanka towards a 100% RE future.

Feasibility Study of Small Scale Battery Storage Systems Integrated with Renewable Generation Technologies for Sri Lankan Domestic Applications (2019)
Conference Proceeding
Fernando, W., Gupta, N., Kamyab, G., & Suheyl, C. O. (2019). Feasibility Study of Small Scale Battery Storage Systems Integrated with Renewable Generation Technologies for Sri Lankan Domestic Applications. . https://doi.org/10.1109/upec.2019.8893549

The purpose of energy storage technologies is to ultimately increase the efficiency of renewable energy generation methods and systems and decrease the global CO 2 emissions to tackle the Sri Lanka government's sustainability targets. This research a... Read More about Feasibility Study of Small Scale Battery Storage Systems Integrated with Renewable Generation Technologies for Sri Lankan Domestic Applications.

Can Future Smart Cities Powered by 100% Renewables and Made Cyber Secured-A Analytical Approach (2019)
Conference Proceeding
Shaik Honnurvali, M., Gupta, N., Goh, K., Umar, T., Kabbani, A., & Nazecma, N. (2019). Can Future Smart Cities Powered by 100% Renewables and Made Cyber Secured-A Analytical Approach. . https://doi.org/10.1109/icgs3.2019.8688324

A smart city main objective is to provide a better living for the citizens by managing the resources both in a sustainable and cost-effective way to benefit the people at maximum., One of the key building factors of future smart cities is to generate... Read More about Can Future Smart Cities Powered by 100% Renewables and Made Cyber Secured-A Analytical Approach.

Field Based Photovoltaic Power Degradation Rates In Oman-Case Study (2018)
Conference Proceeding
Shaik, M., Gupta, N., & Goh, K. (2018). Field Based Photovoltaic Power Degradation Rates In Oman-Case Study. In World Congress on Sustainable Technologies (WCST-2017)

Due to increase in demand for electricity usage all around the GCC there has been emphasizing on the usage of alternative sources of energy i.e. using solar, wind and ocean etc. on the other side accurate prediction of power delivery is crucial for e... Read More about Field Based Photovoltaic Power Degradation Rates In Oman-Case Study.

The Electricity Infrastructure in Sri Lanka Then, Now and Hereafter (2017)
Conference Proceeding
Fernando, W., Gupta, N., & Özveren, C. S. (2017). The Electricity Infrastructure in Sri Lanka Then, Now and Hereafter. . https://doi.org/10.1109/UPEC.2017.8231986

This paper will initially describe the electricity infrastructure in Sri Lanka, covering history, current status, and future directions. Secondly, it will explore the costs of electricity generated by different sources including initial capital, retu... Read More about The Electricity Infrastructure in Sri Lanka Then, Now and Hereafter.

PV electrical parameters degradation analysis-Oman perspective (2017)
Conference Proceeding
Honnurvali, M. S., & Gupta, N. (2017). PV electrical parameters degradation analysis-Oman perspective. In 2017 8th International Renewable Energy Congress (IREC). https://doi.org/10.1109/irec.2017.7926000

Recent interests in exploring the potential of renewable energy possibilities and readiness in sultanate of Oman has showed that it can engage renewable energy technologies, such as solar, wind power and various hybrid power models to mitigate fossil... Read More about PV electrical parameters degradation analysis-Oman perspective.

Evaluating the cost of disruption in office retrofit building projects (2016)
Conference Proceeding
Tokede, O., Gupta, N., & Wamuziri, S. (2016). Evaluating the cost of disruption in office retrofit building projects. In Proceedings of 10th ICEC World Congress & Council Meeting (1086-1098)

The purpose of this paper is to evaluate the cost of disruption in office retrofit building projects. This work adopts a positivist approach and evaluates the cost of disruption based on the estimated level of disruptiveness of retrofit technolog... Read More about Evaluating the cost of disruption in office retrofit building projects.

Assessment of efficiency of air abrasive cleaning on masonry stones and bricks using greyscale Imaging analysis. (2015)
Conference Proceeding
Reza, H., Zhang, B., & Gupta, N. K. (2015). Assessment of efficiency of air abrasive cleaning on masonry stones and bricks using greyscale Imaging analysis. In Proc. of the Second Intl. Conf. on Advances in Civil, Structural and Construction Engineering

Advanced greyscale imaging analysis was conducted using Adobe Photoshop 6 on the surfaces of masonry stones and clay bricks, taken from old buildings, to accurately assess the efficiency of building cleaning. Five commonly used masonry stones and... Read More about Assessment of efficiency of air abrasive cleaning on masonry stones and bricks using greyscale Imaging analysis..

Inter-rater reliability in determining the types of vegetation on railway trackbeds (2015)
Conference Proceeding
Nyberg, R. G., Yella, S., Gupta, N. K., & Dougherty, M. (2015). Inter-rater reliability in determining the types of vegetation on railway trackbeds. In J. Wang, W. Cellary, D. Wang, H. Wang, S. Chen, T. Li, & Y. Zhang (Eds.), Web Information Systems Engineering – WISE 2015 (379-390). https://doi.org/10.1007/978-3-319-26187-4_36

Vegetation growing on railway trackbeds and embankments can present several potential problems. Consequently, such vegetation is controlled through various maintenance procedures. In order to investigate the extent of maintenance needed, one of the f... Read More about Inter-rater reliability in determining the types of vegetation on railway trackbeds.

Reliability of manual assessments in determining the types of vegetation on railway tracks (2015)
Conference Proceeding
Nyberg, R. G., Yella, S., Gupta, N. K., & Dougherty, M. (2015). Reliability of manual assessments in determining the types of vegetation on railway tracks. In J. Wang, W. Cellary, D. Wang, H. Wang, S. Chen, T. Li, & Y. Zhang (Eds.), Web Information Systems Engineering – WISE 2015 (391-399). https://doi.org/10.1007/978-3-319-26187-4_37

Current day vegetation assessments within railway maintenance are (to a large extent) carried out manually. This study has investigated the reliability of such manual assessments by taking three non-domain experts into account. Thirty-five track imag... Read More about Reliability of manual assessments in determining the types of vegetation on railway tracks.

Developing a fuzzy new -generation whole-life cost model for medium-sized office buildings. (2014)
Conference Proceeding
Tokede, O. O., D'Amico, B., Gupta, N. K., & Wamuziri, S. (2014). Developing a fuzzy new -generation whole-life cost model for medium-sized office buildings.

Purpose of this paper The purpose of this paper is to explore the investment appraisal aspects of the new-generation whole-life cost (NWLC) model and develops a fuzzy new-generation whole-life cost model for 25 simulated configurations of a steel-ty... Read More about Developing a fuzzy new -generation whole-life cost model for medium-sized office buildings..

Machine Vision For Condition Monitoring Vegetation On Railway Embankments (2014)
Conference Proceeding
Nyberg, R., Gupta, N., Yella, S., & Dougherty, M. (2014). Machine Vision For Condition Monitoring Vegetation On Railway Embankments. In Proceedings of 6th IET Conference on Railway Condition Monitoring, RCM (1-7)

National Railway Administration in Northern Europe do not employ systematic procedures in monitoring the current state of vegetation to form the basis of maintenance decision making. Current day vegetation maintenance is largely based on human visual... Read More about Machine Vision For Condition Monitoring Vegetation On Railway Embankments.

Lifelong Learning - getting started. (1997)
Conference Proceeding
Armitage, A., Gupta, N. K., & Rae, G. (1997). Lifelong Learning - getting started. In 8th Annual EAEEIE Conference, 1997

Machine independent algorithm for concurrent finite-element problems (1996)
Conference Proceeding
Buchanan, W. J., & Gupta, N. K. (1996). Machine independent algorithm for concurrent finite-element problems. In 3rd International IEEE Conference on Computation in Electromagnetics, 1996 (17-20). https://doi.org/10.1049/cp%3A19960150

The finite-element method, initially developed for mechanical and civil engineering applications, is now applied to electromagnetics. This paper describes how parallel processing applies to finite-element simulations. The methods discussed are the pa... Read More about Machine independent algorithm for concurrent finite-element problems.

Application of 3D finite-difference time-domain (FDTD) method to predict radiation from a PCB with high speed pulse propagation. (1994)
Conference Proceeding
Buchanan, W. J., Gupta, N. K., & Arnold, J. M. (1994). Application of 3D finite-difference time-domain (FDTD) method to predict radiation from a PCB with high speed pulse propagation. In 9th International IEE Conference on Electromagnetic Compatibility (287-291). https://doi.org/10.1049/cp%3A19940711

The authors have applied the 3D FDTD technique to simulate the propagation of electrical signals within printed circuit boards (PCBs). This relates to the work currently being carried out into the propagation of very high speed digital pulses in PCBs... Read More about Application of 3D finite-difference time-domain (FDTD) method to predict radiation from a PCB with high speed pulse propagation..

Simulation of radiation from a microstrip antenna using three-dimensional finite-difference time-domain (FDTD) method. (1993)
Conference Proceeding
Buchanan, W. J., Gupta, N. K., & Arnold, J. M. (1993). Simulation of radiation from a microstrip antenna using three-dimensional finite-difference time-domain (FDTD) method.

The authors have used the FDTD method to model and predict the radiation patterns from a microstrip antenna. One problem in modelling microstrip antennas is that these structures are highly resonant. The authors have described techniques to reduce th... Read More about Simulation of radiation from a microstrip antenna using three-dimensional finite-difference time-domain (FDTD) method..