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The pricing methods on the monopoly district heating market

Stennikov V., Penkovskii A. The pricing methods on the monopoly district heating market // Energy Reports. Vol.6. 2020. P.187-193. DOI: 10.1016/j.egyr.2019.11.061 District heating plays an important role in many countries with cold climates. District heating are local systems and in most cases, they organized as natural monopoly markets. This article examines the three variants for the formation of prices for household consumers on monopoly district heating market: market equilibrium of supply and...

Теги: heat supply system , heating pricing , market equilibrium , mathematical modeling , monopoly district heating market , regulation , commerce , competition , district heating , mathematical models , classical model , heat supply systems , market equilibria , monopoly m
Раздел: ИСЭМ СО РАН
Investigation of the Efficiency of a Cogeneration Gas Turbine Unit with Heat Recovery of Flue Gases in the Far North

Kler A.M., Stepanova E.L. Investigation of the Efficiency of a Cogeneration Gas Turbine Unit with Heat Recovery of Flue Gases in the Far North // 2019 International Multi-Conference on Industrial Engineering and Modern Technologies, FarEastCon 2019. ID: 8934000. ISBN (print): 9781728100616. DOI: 10.1109/FarEastCon.2019.8934000 The authors considered a cogeneration gas turbine unit operating on natural gas, with the possibility of the utilization of the heat of the flue gases. The mathematical model...

Теги: cogeneration gas turbine unit , efficiency of heat power equipment , mathematical modeling , optimization , utilization of the flue gases heat , waste-heat recovery , calculations , cogeneration plants , computer systems programming , costs , flue gases , flues , gas
Раздел: ИСЭМ СО РАН
Providing the Reliability of Heating of Prosumers taking into account the Functioning of Their Own Heat Sources in District Heating Systems

Postnikov I. Providing the Reliability of Heating of Prosumers taking into account the Functioning of Their Own Heat Sources in District Heating Systems // 2019 International Multi-Conference on Industrial Engineering and Modern Technologies, FarEastCon 2019. ID: 8934913. ISBN (print): 9781728100616. DOI: 10.1109/FarEastCon.2019.8934913 The paper deals with the problem of analysis and optimization the reliability of heat supply to consumers of district heating systems, taking into account the additional...

Теги: district heating system , integrated reliability parameter of component , markov random process , mathematical modeling , nodal reliability indices , prosumer , reliability analysis and optimization , theoty , district heating , heating equipment , hydraulic equipm
Раздел: ИСЭМ СО РАН
Cooptimization of thermal power plant flowchart, thermodynamic cycle parameters, and design parameters of components

... efficiency of an energy plant depends on a rational development of its flowchart and choice of parameters along with the load schedule, equipment reliability, operating mode, etc. It is advisable to study such complex technical systems with the methods of mathematical modeling and optimization. The paper presents an approach to the development of optimal flowcharts and selection of parameters of energy plants. The approach is based on the combination of a method for optimization of the most complex flowchart ...

Теги: branch-and-bound method , mathematical modeling , methods of optimization , mixed-integer programming , reversible processes , thermal power plants , combined cycle power plants , earnings , energy efficiency , flowcharting , integer programming , investments , large
Раздел: ИСЭМ СО РАН
Усовершенствованная методика идентификации математических моделей теплоэнергетического оборудования

Алексеюк В.Э., А.С. Максимов, П.Г. Сафронов. Усовершенствованная методика идентификации математических моделей теплоэнергетического оборудования // Вестник ИрГТУ. Т.23. №3. 2019. C.503-515. DOI: 10.21285/1814-3520-2019-3-503-515 TЦель данной работы - описание усовершенствованной методики идентификации (настройки, верификации) параметров математических моделей сложного теплоэнергетического оборудования. Данная методика позволяет более эффективно выявлять грубые погрешности измерений контрольных параметров...

Теги: ¶идентификация параметров , математическое моделирование , оптимизация режимов работы , оценивание состояния , угольный энергоблок , arameter identification , mathematical modeling , optimization of operation modes , state estimation , coal-fired generating unit
Раздел: ИСЭМ СО РАН
Математическое моделирование газификации древесины смолистых продуктов на частицах активных компонентов

Донской И.Г. Математическое моделирование газификации древесины смолистых продуктов на частицах активных компонентов // Изв. вузов. Проблемы энергетики. Т.20. №11-12. 2018. C.107-117. Работа посвящена численному исследованию процесса обращенной слоевой газификации древесной биомассы. Такие процессы используются для получения горючих газов на установках малой мощности. Для повышения качества генераторного газа предлагается использовать смесь древесного топлива с негорючим материалом, который может...

Теги: газификация , катализ , древесина , смола , очистка , математическое моделирование. , gasification , catalysis , wood , tar , gas cleaning , mathematical modeling
Раздел: ИСЭМ СО РАН
Parametric optimization of supercritical power plants using gradient methods

Kler A.M., Zharkov P.V., Epishkin N.O. Parametric optimization of supercritical power plants using gradient methods // Energy. ID: 116230. 2019. DOI: 10.1016/j.energy.2019.116230 Gradient nonlinear optimization methods are among the most effective approaches to determine the optimal parameters of thermal power plants. These methods allow us to consistently optimize a large number of thermodynamic and design parameters and mass flow rates of actuation fluids and of heat-transfer fluids. This paper...

Теги: cost of electricity , gradient methods , mathematical modeling , nonlinear optimization , specific plant investments , supercritical power plants , costs , heat transfer , mathematical models , nickel alloys , nonlinear equations , nonlinear programming , superheater
Раздел: ИСЭМ СО РАН
Applied Problems and Methodological Approaches to Planning and Implementation of Operating Conditions at District Heating Systems

Shalaginova Z.I., Tokarev V.V. Applied Problems and Methodological Approaches to Planning and Implementation of Operating Conditions at District Heating Systems // Thermal Engineering . Vol.66. No.10. 2019. P.714-729. DOI: 10.1134/S0040601519100057 Abstract: Problems in planning and implementation of the operating conditions for district heating systems (DHSs) are directly related to the controllability and permissibility of the conditions and the reliability, quality, and efficiency of the heat...

Теги: arrangement of operating conditions , district heating systems , experience of application , mathematical modeling , problems of heat supply , software , abstracting , application programs , cogeneration plants , computer software , district heating , energy conserv
Раздел: ИСЭМ СО РАН
An improved technique for identification of mathematical model parameters of thermal power equipment and assessment of its performance

Kler A., Alekseiuk V., Maksimov A. An improved technique for identification of mathematical model parameters of thermal power equipment and assessment of its performance // E3S Web of Conferences. Vol.114. ID: 06009. 2019. DOI: 10.1051/e3sconf/201911406009 The problems of state estimation of thermal power system operation and identification of mathematical model parameters have not been acceptably solved due to the complexity of studied objects and their mathematical models, and the lack of effective...

Теги: accuracy criterion , coal-fired generating unit , identification of parameters , mathematical modeling , measured control parameters , model adjustment , operation conditions , real-time control , relative di , construction equipment , electric load dispatching , ma
Раздел: ИСЭМ СО РАН
Influence of Coal-Biomass Fuel Composition on the Efficiency of its Conversion in Entrained-Flow Gasifiers

Donskoy I.G. Influence of Coal-Biomass Fuel Composition on the Efficiency of its Conversion in Entrained-Flow Gasifiers // Solid Fuel Chemistry. Vol.53. No.2. 2019. P.113-119. DOI: 10.3103/S0361521919020046 Abstract: Co-gasification process of coal and plant biomass mixtures in entrained flow of oxygen and steam was investigated using mathematical modelling. The calculated dependences of the process characteristics on the control parameters (such as fuel composition, gasification agent composition...

Теги: biomass , coal , entrained flow , gasification , mathematical modeling , efficiency , mathematical models , temperature , control parameters , effect of temperature , entrained flow gasifiers , fuel compositions , gasification process , process
Раздел: ИСЭМ СО РАН


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