THESIS
2023
1 online resource (x, 88 pages) : illustrations (some color)
Abstract
Towards the national and city-wide net-zero targets, integrating distributed
energy resources (DER), including renewable energy generation and electric vehicles, is
critically important. However, the inherent variability and complexity of energy patterns
pose significant challenges to their seamless integration. Demand-side management
(DSM) emerges as a key solution to address these challenges, necessitating a
comprehensive analysis of consumption and DER profiles for optimisation. This thesis
examines representative features and metrics of DER to identify DSM potential. It utilised
the data-driven unsupervised clustering methodologies. Residential customers are
segmented into representative clusters based on time series data, facilitating the
implementation of DSM applications. To effe...[
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Towards the national and city-wide net-zero targets, integrating distributed
energy resources (DER), including renewable energy generation and electric vehicles, is
critically important. However, the inherent variability and complexity of energy patterns
pose significant challenges to their seamless integration. Demand-side management
(DSM) emerges as a key solution to address these challenges, necessitating a
comprehensive analysis of consumption and DER profiles for optimisation. This thesis
examines representative features and metrics of DER to identify DSM potential. It utilised
the data-driven unsupervised clustering methodologies. Residential customers are
segmented into representative clusters based on time series data, facilitating the
implementation of DSM applications. To effectively coordinate integrated DSM and
account for the uncertainty associated with residential demand flexibility, a data-driven
two-stage distributionally robust optimisation (DRO) model is constructed based on the
residential area integrated demand response to promote efficient utilisation of grid
resources and renewable energy. The ambiguity set of the probability distribution is
formulated using Kullback-Leibler divergence. The proposed method is validated
through simulations using real consumption and DER data from Hong Kong. Results
confirm that the proposed DRO model appropriately balances the trade-off between
economical operation and robustness while showcasing its adaptability. Additionally, our
approach demonstrates economic viability with a lowered rate of renewable power
curtailment, computational efficiency, and practical feasibility.
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