Abstract

We developed a new method of adequacy analysis of electric power systems with wind and solar power stations. There are storage batteries in the electric power system. Various types of storage batteries can be used in electric power systems. They are electrochemical, hydroelectric, heat or air storages. The modelling of wind speed and solar radiation is based on software «Local analysis of environmental parameters and solar radiation». The original combination of modern models of meteorological data processing is used in the software. For adequacy analysis of electric power system, we use nonsingle estimation of electricity sacrifice in random hour. Simulation of random values is carried out by the Monte Carlo method.

Highlights

  • Researches of adequacy of electric power systems are presented, for example, [1,2,3,4,5]

  • The method of adequacy analysis based on estimation of random states of electric power system was suggested in [4]

  • Scientific researches of adequacy analysis of electric power systems with wind power generators and different storage batteries are presented in articles [919]

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Summary

Introduction

Researches of adequacy of electric power systems are presented, for example, [1,2,3,4,5]. Appling of traditional method [4] for adequacy analysis of the electric power system is not possible Modification of the method under modern conditions supposes high quality of meteorological data processing, modelling of charging and discharging processes, simulating of random values of solar radiation and wind speed. Scientific researches of adequacy analysis of electric power systems with wind power generators and different storage batteries are presented in articles [919]. Synop и METAR to estimate of adequacy of electric power system with power generators on renewable sources and energy storages. In world practice they recommend to use Rayleigh and Weibull distributions for wind speed simulations [20,21,22,23]. As an object of research we used a real longterm meteorological data from the Russkiy island

Analysis of a long-term meteorological data
The modelling of work of a wind power station
The modelling of work of a solar power station
The model of electricity shortage estimation
Experimental research
Conclusion
Full Text
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