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Steady-state simulation/optimisation of an integrated energy system

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StaticDESim

Simulation and optimization of distributed energy system under rated condition.

StaticDESim provides simple models for some thermal engines and heat transfers under rated condition. It can help design and optimize distributed energy system, which can provide electricity, heating and cooling at the same time.

The object is a grid-connected distributed energy system, called Green Energy Island (GEI), composed of a variety of energy technologies. It satisfies the need of people and equipments in a remote island by supplying electricity, hot steam, and cooling.

  • There are three facilities, Micro Gas Turbine (MGT), Aqueous Lithium-Bromine Single-Effect Absorption Chiller (AC_ALB), and R123 Organic Recycle Cycle (ORC_R123), providing the majority of three products. Nature gas or other substituted fuel burns in MGT to produce electricity, then some waste heat is recovered by AC_ALB and ORC_R134a. One produces cool water, and the other one produces electricity.
  • If the load of hot steam and cooling cannot be met, Heat Pump (HP) and R134a Vapour Compression Chiller (VCC_R134a) can be powered to supply hot steam and cooling, respectively. More electricity can be bought from the external grid.

The code resulted from my bachelor thesis. I did not know too much about coding that time, and it has not been under active development since then. Hope it can provide a starting point somehow.