Dmitriy Karamov

Dmitriy Karamov
Energy Research Institute of the Russian Academy of Sciences · Intelligent electric power systems and distributed energy

PhD (engineering), assistant professor

About

56
Publications
3,682
Reads
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284
Citations
Additional affiliations
May 2019 - present
Melentiev Energy Systems Institute of Siberian Branch of the Russian Academy of Sciences
Position
  • Senior Researcher
January 2017 - May 2019
Melentiev Energy Systems Institute
Position
  • Researcher
September 2016 - present
Irkutsk State Technical University
Position
  • Professor (Assistant)
Description
  • I `m teaching: Electromagnetic transients in electrical systems. Energy Economics. Renewable energy sources.
Education
September 2016 - July 2018
Irkutsk State Technical University
Field of study
  • Thermal Power Systems
September 2012 - July 2016
Melentiev Energy Systems Institute of Siberian Branch of the Russian Academy of Sciences
Field of study
  • Power engineering
September 2007 - July 2012
Irkutsk State Technical University
Field of study
  • Power engineering

Publications

Publications (56)
Article
Full-text available
The article is devoted to the application of energy performance contracts for the electrification of rural remote areas. The research presents a universal methodology for determining the main parameters of an energy performance contract. This methodology includes four main parts. The first part has a description of the climatic parameters on the te...
Article
Full-text available
Gas-fired reciprocating engine plants (GREPs) are widely used in power supply systems of industrial facilities, which allows for ensuring the operation of electrical loads in case of accidents in the power system. Operating experience attests to the fact that during islanded operations, GREPs are shut down by process protections or protective relay...
Article
Full-text available
The creation of a decentralized low-carbon energy infrastructure is the main trend in the development of the electric power industry in many countries. Distributed generation facilities (DGs) based on gas reciprocating units (GRUs) are often built by industrial entities for the efficient utilization of secondary energy resources in order to minimiz...
Article
Full-text available
The current stage of development of autonomous energy systems is characterized by a rapid increase in renewable energy sources’ installed capacity. Such growth is observed both in centralized and isolated energy systems. Renewable energy sources show high efficiency in the electrification of rural remote settlements around the world. The power of s...
Article
Full-text available
This paper presents real-life experience in operating storage batteries in autonomous photovoltaic systems located in Siberia and the Russian Far East. A description is given of the photovoltaic systems’ installed capacity and the technical specifications of the storage batteries in use. Wide discrepancy in the adopted battery technologies leads to...
Article
The use of renewable energy sources (RES) and storage batteries (SB) in decentralized power systems is a cost-effective way to supply power to consumers. In this case, storage batteries are one of the most important system components. The significance of storage batteries is conditioned by a stabilizing effect obtained at generation from RES that a...
Article
The purpose of the article is to analyze the damage rate of overhead power transmission lines (OPL) in medium-voltage electrical distribution networks of the Irkutsk region. The established International Indices that determine the level of reliability of the functioning of electric networks are considered, and information on the compliance of the c...
Article
Various mechanisms have been developed worldwide to support renewable energy sources. These mechanisms promote greater integration of renewable energy sources into power supply systems. Many support mechanisms can operate only in centralized power systems with well-structured market relations. As far as autonomous power systems are concerned, high...
Conference Paper
Full-text available
Lake Baikal conservation as UNESCO World Heritage property, national and international environmental laws dictate specific requirements and rules for the operation of energy facilities in the specially protected areas of Lake Baikal. Such restrictions have given particular strength to penetration of the renewables and storage systems. This article...
Article
Full-text available
This paper presents a methodology for structural optimization of the power equipment composition of autonomous photovoltaic systems with storage battery replacements. Based on the fundamental principles of systemic energy research, systems theory and the theoretical framework of electrical engineering, among others, this methodology adopts a univer...
Article
Full-text available
Study of changes in quality indicators and an increase in additional losses of electrical energy in rural distribution networks of 0.38 kV in the village (Vishnyakovo, Irkutsk region). The measurements were carried out by a certified device “Resource-UF2M”, which records changes in the quality indicators of energy efficiency, but does not record ad...
Article
The purpose of this study is to study the effect of loading power transformers (PT) in their continuous use on their energy efficiency on a real-life example of existing rural electric networks. It is noted that the vast majority of PT in rural areas have a very low load factor, which leads to an increase in specific losses of electric energy when...
Article
Full-text available
The relevance of the study is due to the development herein of a model for reliability optimization of stand-alone power systems with wind turbines and electrochemical power storage devices, with special emphasis within this model put on the specifics of power equipment operation. The key feature of the model developed is that it enables us to fact...
Chapter
Full-text available
The article deals with integrated power systems with renewable sources of generation in the settlements of Lake Baikal. The analysis of natural and climatic features in relation to the wind potential of the specified area is carried out. The construction of wind forecast using machine learning algorithms is considered. Global NWP forecast and machi...
Article
Full-text available
This paper substantiates the use of photovoltaic systems with power generation structure varying throughout the year. This research topic emerged from an in-depth analysis of the operating modes of autonomous photovoltaic systems located in Siberia and the Russian Far East. The paper gives a detailed and concise description of a methodology for mod...
Article
Full-text available
This document analysis the methods of stimulating renewable energy (RES) in various countries, describes the barriers and problems that hinder the development of alternative energy. Studies conducted in countries with a developed renewable energy sector will allow us to conclude that the development incentive systems (Feed-in-tariff (FIT), Renewabl...
Article
Full-text available
This paper presents the current situation in Russia’s autonomous renewable energy system. The main challenges facing regional authorities and project-implementing companies are described. The current tender procedure detailing main issues resulting in project failure is given. The paper also outlines current interactions between companies and relev...
Article
Full-text available
This paper presents a versatile and simple methodology for calculating the lifetime of storage batteries in autonomous energy systems with renewable power generation. A description is given of battery categorization and its importance in establishing potential configuration options. Battery operating modes are modeled using the chronological modeli...
Article
An approach is described for modeling the operating parameters of photovoltaic converters with regard to changes in natural and climatic conditions. A review of frequently used approaches to modeling photovoltaic converters in problems of optimal unit commitment is presented. Based on the basic provisions of energy system studies, a number of requi...
Article
The paper describes a method for optimizing the slope angle of solar batteries in photovoltaic systems in response to changing natural and climatic conditions. The research problem is stated, followed by a summary of factors that prompted the authors to carry out the research study. A number of requirements are established on the basis of some basi...
Conference Paper
Full-text available
The article presents a universal diesel generator model based on the processing of the engine speed characteristic. Processing uses linear interpolation with a fixed discrete step. An autonomous photovoltaic system arbitrarily located in Eastern Siberia is used as a case study. Solar radiation modelling was based on multi-year meteorological data s...
Conference Paper
Full-text available
The article presents a universal diesel generator model based on the processing of the engine speed characteristic. Processing uses linear interpolation with a fixed discrete step. An autonomous photovoltaic system arbitrarily located in Eastern Siberia is used as a case study. Solar radiation modelling was based on multi-year meteorological data s...
Article
The article gives a detailed description of an approach to modeling the operating parameters of solar batteries in view of changes in climatic conditions. The study provides an overview of frequently adopted approaches to modeling solar batteries with a view to optimizing the composition of equipment. A number of requirements for the proposed appro...
Article
Energy storage systems will play a key role in the power system of the twenty first century considering the large penetrations of variable renewable energy, growth in transport electrification and decentralisation of heating loads. Therefore reliable real time methods to optimise energy storage, demand response and generation are vital for power sy...
Article
Full-text available
The study focuses on present-day energy policies translating into an in-depth integration of renewable energy sources. In this context, of special importance is research related to the analysis of source data, i.e. environmental and climatic indicators. The study also describes the significance of multi-year meteorological data sets for overall ene...
Article
Full-text available
Tourism development in ecologically vulnerable areas like the lake Baikal region in Eastern Siberia is a challenging problem. To this end, the dynamical models of AC/DC hybrid isolated power system consisting of four power grids with renewable generation units and energy storage systems are proposed using the advanced methods based on deep reinforc...
Article
Full-text available
Tourism development in ecologically vulnerable areas like the lake Baikal region in Eastern Siberia is a challenging problem. To this end, the dynamical models of AC/DC hybrid isolated power system consisting of four power grids with renewable generation units and energy storage systems are proposed using the advanced methods based on deep reinforc...
Article
Full-text available
Abstract. This paper describes an approach to modelling and optimizing the installed capacity of grid-tie inverters in photovoltaic systems. A detailed review of literature was made and research goals and objectives set. Different diagrams were drawn to depict connection between grid tie inverters and solar batteries depending on the total installe...
Article
Full-text available
The article presents calculations the additional electric loss in the case of three-phase voltage system unbalance in the real rural electrical distribution networks (0.38 kV). Measurements were carried out at substations that receive power from distribution substation “Petropavlovsk”. Measurements were carried out using a certified device “Resourc...
Conference Paper
Full-text available
Renewable energy sources help increase the energy supply security and reduce greenhouse gas emissions in Vietnam. Highly variable and stochastic nature of renewable energy sources poses some challenges to study the problem of generation expansion planning for long-term perspective. The proposed multi-objective model for generation expansion plannin...
Conference Paper
Full-text available
The paper addresses the research of the large-scale penetration of renewable energy into the power system of Vietnam. The proposed approach presents the optimization of operational decisions in different power generation technologies as a Markov decision process. It uses a stochastic base model that optimizes a deterministic lookahead model. The fi...
Conference Paper
Full-text available
Forecasting of level of reliability of power supply of consumers is one of the major tasks at implementation of actions for improvement of operational characteristics of distribution electrical networks. On the one hand, assessment of damageability allows to develop a number of actions for increase in reliability of electric equipment and elements...
Preprint
Energy storage systems will play a key role in the power system of the twenty first century considering the large penetrations of variable renewable energy, growth in transport electrification and decentralisation of heating loads. Therefore reliable real time methods to optimise energy storage, demand response and generation are vital for power sy...
Article
Full-text available
New conditions for the development of energy systems, the growing consumer involvement in energy demand management, the expansion of energy supply services, the adoption of highly efficient technologies for energy production, transportation, and distribution both for large-scale systems and small-scale distributed generation, whose share is increas...
Preprint
Full-text available
Renewable-energy-based grids development needs new methods to maintain the balance between the load and generation using the efficient energy storages models. Most of the available energy storages models do not take into account such important features as the nonlinear dependence of efficiency on lifetime and changes in capacity over time horizon,...
Article
Full-text available
This research arises from the need to enhance the accuracy of optimizing the equipment of stand-alone energy systems with renewable energy sources and storage batteries. Objective. The paper aims to demonstrate the feasibility of integrating the storage battery categorization process into the task of optimizing the equipment of stand-alone energy s...
Article
Full-text available
Forecasting of level of reliability of power supply of consumers is one of the major tasks at implementation of actions for improvement of operational characteristics of distribution electrical networks. On the one hand, assessment of damageability allows to develop a number of actions for increase in reliability of electric equipment and elements...
Article
Full-text available
The guidelines for the design of rural and urban power supply systems do not consider the issues of reactive power compensation and reduction in additional losses due to unbalanced and non-sinusoidal conditions. At the same time, today’s rural power consumers have a great number of non-linear loads in their residential premises. Moreover, the unbal...
Conference Paper
Full-text available
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 radiatio...
Article
Full-text available
Relevance of the work is caused by the improvement of the existing approaches to modeling possible component failures of autonomous power systems with distributed generation using renewable energy sources. The main aim of the study is to demonstrate the possibility of using the chronological method of calculating the system in modeling possible fai...
Presentation
Full-text available
В данной работе на основе интегральных динамических моделей предлагается универсальный подход к проблеме рационального использования аккумулирования энергии для разных характеристик аккумуляторных батарей, таких как: КПД, емкость, уровень заряда, ограничения на скорость зарядки и разрядки, максимальное количество циклов разрядки. Предлагаемый подхо...
Article
Full-text available
The relevance of the work is caused by the lack of a unified concept of taking into account the natural and climatic conditions in system studies in the energy sector. The main aim of the study is to demonstrate the possibility of using long-term meteorological observation data with international codes FM 12 Synop and METAR recorded at the nearest...
Article
Full-text available
Relevance of the work is caused by the improvement of the existing approaches to modeling possible component failures of autonomous power systems with distributed generation using renewable energy sources. The main aim of the study is to demonstrate the possibility of using the chronological method of calculating the system in modeling possible fai...
Article
Full-text available
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 radiatio...
Article
Full-text available
The article presents the method of preparing of initial meteorological information for system energy research. Method and algorithm is based on long-term meteorological observations. Open access observations can be obtained for any territory. The processing of these observations is based on the chronological method of calculation and the theory of...
Article
Full-text available
We research influence of failures of overhead lines on reliability of autonomous power supply system with distributed generation in the given article. Simulation of failures of overhead lines are done on the base of long-term data of exploitation distributing electricity networks. Considered autonomous power supply system consists of wind and solar...
Article
Full-text available
The relevance of the discussed issue is caused by increasing interest in employing renewable energy sources generators in autonomous energy systems of Siberia and Far East. The main aim of the study is to demonstrate the appliance of long-term local meteorological observations for implementation in mathematical models of Iqbal and Kasten-Czeplak fo...
Article
Full-text available
Currently, renewable energy sources and energy storage devices are actively introduced into electric power systems. We developed method to analyze the adequacy of these electric power systems. The method takes into account the uncertainty of electricity generation by wind power plants and the processes of energy storage. The method is based on the...
Article
Full-text available
A mathematical model of the autonomous power supply system using renewable energy sources and storage batteries is introduced. The principles of load dispatching by the units with the determination of key operational parameters with the specified sampling interval are described. The application of the developed model is demonstrated on the example...
Article
Full-text available
The results of the complex optimization of the decentralized power supply system, taking into account the production load on the basis of the agro-industrial complex facilities are presented. According to the received results the conclusion about the possibility of the agro-industrial facilities use for the task solution of the remote settlement so...

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Projects

Projects (4)
Project
The objective of this project is to get find the approximate solution of weakly regular Volterra integral equations of the first kind with jump discontinuous kernels with noisy input data (source function and kernel), also we plan to derive the optimal iterations number of method, the optimal approximation, optimal error and study the numerical instabilities. Such evolutionary integral equations enjoy non unique solutions and various applications of evolving dynamical systems, many inverse problems are formulated in terms of such equations.
Project
The purpose of the study is to determine the optimal configuration of the energy system under uncertainty. Uncertainty is the unknown behavior of the electric load in the course of time.