Adam J. Collin
YOU?
Author Swipe
View article: Comparison of frequency domain models for assessing the harmonic emissions of low voltage photovoltaic systems
Comparison of frequency domain models for assessing the harmonic emissions of low voltage photovoltaic systems Open
The proliferation of photovoltaic (PV) systems connected to low voltage (LV) distribution networks can have detrimental impacts on waveform distortion. This is caused by the power electronic interface, with voltage source converter (VSC) t…
View article: Modeling the Unintentional Emissions of Single-Phase Power Electronic Converters for Distortion Studies in the 2-150 kHz Range
Modeling the Unintentional Emissions of Single-Phase Power Electronic Converters for Distortion Studies in the 2-150 kHz Range Open
This Task Force paper presents several important aspects on modelling single-phase power electronic converters (PECs) for power system distortion studies in the 2-150 kHz frequency range (also referred to as supraharmonics). The paper summ…
View article: The Role of Fiber Optic Sensors for Enhancing Power System Situational Awareness: A Review
The Role of Fiber Optic Sensors for Enhancing Power System Situational Awareness: A Review Open
The integration of low carbon technologies and more efficient power system operation are key components in the transition to a sustainable future. To support this, power system operators are leveraging data from an ever-expanding network o…
View article: Emission assessment of single-phase switch-mode PFC loads up to 150 kHz: Experimental analysis and modelling
Emission assessment of single-phase switch-mode PFC loads up to 150 kHz: Experimental analysis and modelling Open
The ongoing integration of new power electronic interfaces is increasing emissions in the frequency range between 2 and 150 kHz. This paper considers the emission assessment from 0 to 150 kHz of the switch-mode power factor correction conv…
View article: Review of Data-Driven Techniques for On-Line Static and Dynamic Security Assessment of Modern Power Systems
Review of Data-Driven Techniques for On-Line Static and Dynamic Security Assessment of Modern Power Systems Open
The secure operation of the transmission grid is of primary importance for any power system operator. However, the introduction of new technologies, market deregulation, and increasing levels of interconnectivity have made the analysis and…
View article: Data-driven Models to Anticipate Critical Voltage Events in Power Systems
Data-driven Models to Anticipate Critical Voltage Events in Power Systems Open
This paper explores the effectiveness of data-driven models to predict voltage excursion events in power systems using simple categorical labels. By treating the prediction as a categorical classification task, the workflow is characterize…
View article: The Role of Supply Conditions on the Measurement of High-Frequency Emissions
The Role of Supply Conditions on the Measurement of High-Frequency Emissions Open
A standardized measurement procedure and source specification for laboratory high-frequency (HF, 2-150 kHz) emissions tests of low-voltage (LV) electronic equipment are still in development. To date, emissions have been measured by direct …
View article: Analysis of Approaches for Modeling the Low Frequency Emission of LED Lamps
Analysis of Approaches for Modeling the Low Frequency Emission of LED Lamps Open
Light emitting diode (LED) lamps are now an established lighting technology, which is becoming prevalent in all load sectors. However, LED lamps are non-linear electrical loads, and their impact on distribution system voltage quality must …
View article: Reducing variability in the cost of energy of ocean energy arrays
Reducing variability in the cost of energy of ocean energy arrays Open
Variability in the predicted cost of energy of an ocean energy converter array is more substantial than for other forms of energy generation, due to the combined stochastic action of weather conditions and failures. If the variability is g…
View article: Compensation of Current Transformers’ Nonlinearities by Tensor Linearization
Compensation of Current Transformers’ Nonlinearities by Tensor Linearization Open
With the proliferation of harmonic sources in power systems, current transformers (CTs), which are the most widely used current transducers in power systems, will have to measure and monitor signals with increasing levels of distortion. Th…
View article: Proposal of a Desynchronized Processing Technique for Assessing High-Frequency Distortion in Power Systems
Proposal of a Desynchronized Processing Technique for Assessing High-Frequency Distortion in Power Systems Open
Assessing high-frequency (HF) distortion (HFD) in power systems is a new challenge in the framework of in situ power quality monitoring. The International Electrotechnical Commission (IEC) suggests the use of a high-pass filter in the meas…
View article: Compensation of Current Transformers' Non-Linearities by Means of Frequency Coupling Matrices
Compensation of Current Transformers' Non-Linearities by Means of Frequency Coupling Matrices Open
Current transformers (CTs) are the most commonly installed current transducers in power systems, at all voltage levels. Therefore, the measurement of harmonics, and power quality in general, which is an essential task in the new context of…
View article: Aggregate harmonic fingerprint models of PV inverters. part 1: Operation at different powers
Aggregate harmonic fingerprint models of PV inverters. part 1: Operation at different powers Open
This paper is the first part of a two-part series on the development of aggregate frequency domain models of PV inverters (PVIs). The developed PVI models are expressed in the form of harmonic admittance matrix (HAM) of a coupled Norton mo…
View article: Experimental evaluation and classification of LED lamps for light flicker sensitivity
Experimental evaluation and classification of LED lamps for light flicker sensitivity Open
The paper reports on the experimental evaluation and classification of LED lamps for light flicker sensitivity. After the description of the experimental setup designed for tests, a classification based on the driving circuits is proposed.…
View article: Aggregate harmonic fingerprint models of PV inverters. Part 2: Operation of parallel-connected units
Aggregate harmonic fingerprint models of PV inverters. Part 2: Operation of parallel-connected units Open
This paper is the second part of a two-part series on the development of aggregate frequency domain models (FDMs) of photovoltaic inverters (PVIs). The first-part paper presents measurement-based harmonic fingerprint models (HFMs) of indiv…
View article: A Statistical Survey of the UK Residential Sector Electrical Loads
A Statistical Survey of the UK Residential Sector Electrical Loads Open
This article presents a comprehensive statistical analysis of data obtained from a wide range of literature on the most widely used appliances in the UK residential load sector, as well as a comprehensive technology and market survey condu…
View article: Electrical Components for Marine Renewable Energy Arrays: A Techno-Economic Review
Electrical Components for Marine Renewable Energy Arrays: A Techno-Economic Review Open
This paper presents a review of the main electrical components that are expected to be present in marine renewable energy arrays. The review is put in context by appraising the current needs of the industry and identifying the key componen…
View article: Optimising power transmission options for marine energy converter farms
Optimising power transmission options for marine energy converter farms Open
This paper introduces a techno-economic analysis framework to assess different transmission options for marine energy converter (MEC) farms. On the technical front, the feasibility of the transmission options considering supply quality con…
View article: Assessment of the Cost and Environmental Impact of Residential Demand-Side Management
Assessment of the Cost and Environmental Impact of Residential Demand-Side Management Open
A detailed study of the potential impact of low-voltage (LV) residential demand-side management (DSM) on the cost and greenhouse gas (GHG) emissions is presented. The proposed optimization algorithm is used to shift noncritical residential…