Review of Low-Carbon Planning and Operation of Solar District Heating Systems

This chapter delves into the critical aspects of solar district heating systems (SDHS), highlighting their role in mitigating greenhouse gas emissions and promoting sustainable energy solutions. It explores the evolution of district heating systems, emphasizing the integration of renewable energy sources like solar power. The text outlines key challenges faced by SDHS, including high initial investment costs and performance discrepancies, and proposes a conceptual framework for low-carbon planning and operational optimization. It discusses various planning methodologies, such as top-down and bottom-up approaches, and their application in SDHS design and performance assessment. The chapter also reviews carbon accounting methods and optimization models, providing insights into how these systems can be made more efficient and environmentally friendly. Additionally, it examines advanced control strategies, including optimal rule-based control and model predictive control, which aim to improve energy efficiency and reduce operational costs. The conclusion underscores the need for further research in dynamic modeling and the integration of carbon trading mechanisms to enhance the sustainability of SDHS. Readers will gain valuable insights into the current state and future directions of solar district heating systems, making this chapter an essential resource for professionals in the field.