All Outputs (14)

Fast fault location scheme for distribution systems based on fault transients (2017)
Conference Proceeding

This paper presents a combined double-end and single-end fault locator for distribution systems. The technique lies under the impedance based category and uses the fault generated high frequency components to locate the faults. The combination of dou... Read More about Fast fault location scheme for distribution systems based on fault transients.

Per-phase controller for medium voltage full-bridge modular multilevel converters (2017)
Conference Proceeding

This work proposes a per-phase control architecture for a fullbridge modular multilevel converter (FB-MMC) intended for medium voltage applications, such as MVDC multi-terminal distribution networks in off-shore wind farms or MVDC networks in industr... Read More about Per-phase controller for medium voltage full-bridge modular multilevel converters.

Predictive frequency-based sequence estimator for control of grid-tied converters under highly distorted conditions (2017)
Conference Proceeding

This paper proposes a novel frequency-based predictive sequence extractor that allows to isolate the harmonic components of both voltages and currents needed for the control of grid-tied converters. The proposed method is based on a modification of t... Read More about Predictive frequency-based sequence estimator for control of grid-tied converters under highly distorted conditions.

Design recommendations for energy systems: a UK energy community study (2017)
Conference Proceeding

One of the key elements towards a decentralised energy sector is the consumers’ choice and participation, as the concept of energy prosumer is gaining more and more ground and energy community projects are spouting across UK. In order for the upcomin... Read More about Design recommendations for energy systems: a UK energy community study.

Adaptive power flow control for reducing peak demand and maximizing renewable energy usage (2017)
Conference Proceeding

The increase in penetration of renewable energy sources, such as solar or wind, and high peak load demand can cause grid network security issues. The incorporation of demand side management and energy storage devices can provide a solution to these p... Read More about Adaptive power flow control for reducing peak demand and maximizing renewable energy usage.

Combining fault location estimates for a multi-tapped distribution line (2017)
Conference Proceeding

Multi-tapped lines are common in integrated power systems and microgrids which supply variable loads between the main source and the main load. Adopting a cost effective and efficient method for fault location is important for fast power recovery and... Read More about Combining fault location estimates for a multi-tapped distribution line.

Limits, stability and disturbance rejection analysis of voltage control loop strategies for grid forming converters in DC and AC microgrids with high penetration of constant power loads (2017)
Conference Proceeding

This paper extensively analyzes the operation limits, system stability and disturbance rejection capability of the voltage control loops used in master-slave AC and DC Microgrids (MGs). Two different control schemes are studied analytically, simulat... Read More about Limits, stability and disturbance rejection analysis of voltage control loop strategies for grid forming converters in DC and AC microgrids with high penetration of constant power loads.

EMC-oriented multi-conductor equivalent circuit cable models for spice, including transfer impedance coupling and incident field excitation (2017)
Conference Proceeding

This paper describes the development and application of sophisticated multi-conductor cable bundle models for Spice simulation. The cable models developed include frequency dependent parameters, transfer impedance coupling and incident plane wave exc... Read More about EMC-oriented multi-conductor equivalent circuit cable models for spice, including transfer impedance coupling and incident field excitation.

A double end fault location technique for distribution systems based on fault-generated transients (2017)
Conference Proceeding

This paper presents a fault location technique for distribution systems. It is a two end impedance based technique that uses the fault generated transients to estimate the fault distance over a broad range of frequencies. Then, curve fitting is appli... Read More about A double end fault location technique for distribution systems based on fault-generated transients.

Investigating the benefits and limitations of cascaded converter topologies used in modular battery systems (2017)
Conference Proceeding

The Performance of battery packs is highly affected by imbalances between the series connected cells that provide the required string voltage. A modular battery implementation based on cascaded converters can have advantages over traditional centrali... Read More about Investigating the benefits and limitations of cascaded converter topologies used in modular battery systems.

Being a member of an energy community: Assessing the financial benefits for end-users and management authority (2017)
Conference Proceeding

Since 2011, in the context of sustainable development, UK government has been encouraging individuals to work as groups, and now, more than 5,000 community led projects are sprouted across the country, since more than 50% of the UK citizens had expre... Read More about Being a member of an energy community: Assessing the financial benefits for end-users and management authority.

A system design for distributed energy generation in low temperature district heating (LTDH) networks (2017)
Conference Proceeding

Project SCENIC (Smart Controlled Energy Networks Integrated in Communities) involves connecting properties at the University of Nottingham’s Creative Energy Homes test site in a community scale, integrated heat and power network. Controls will be dev... Read More about A system design for distributed energy generation in low temperature district heating (LTDH) networks.

Realising robust low speed sensorless PMSM control using current derivatives obtained from standard current sensors (2017)
Conference Proceeding

This paper describes the implementation of a simple, robust and cost-effective sensorless control technique for PMSM machines. The method uses stator current derivative measurements made in response to certain PWM vectors. In this work the derivative... Read More about Realising robust low speed sensorless PMSM control using current derivatives obtained from standard current sensors.

Community power flow control for peak demand reduction and energy cost savings (2017)
Conference Proceeding

The increase in penetration of renewable energy sources, such as solar or wind, and high peak load demand can cause grid network security issues. The incorporation of demand side management and energy storage devices can provide a solution to these p... Read More about Community power flow control for peak demand reduction and energy cost savings.