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Thermal Transients in District Heating Systems

Chertkov M., Novitsky N.N. Thermal Transients in District Heating Systems // Energy. Vol.184. 2019. P.22-23. DOI: 10.1016/j.energy.2018.01.049 Heat fluxes in a district heating pipeline systems need to be controlled on the scale from minutes to an hour to adjust to evolving demand. There are two principal ways to control the heat flux - keep temperature fixed but adjust velocity of the carrier (typically water) or keep the velocity flow steady but then adjust temperature at the heat producing source...

Теги: control , district heating network (dhn) , dynamics , identification , networks , pipeline system , thermal front , turbulent diffusion , control engineering , heat flux , heating , heating equipment , identification (control systems) , networks (circuits) , pipelines
Раздел: ИСЭМ СО РАН
An approach to design of an intelligent heating system

Stennikov V., Barakhtenko E., Sokolov D. An approach to design of an intelligent heating system // E3S Web of Conferences. Vol.39. ID: 03006. 2018. DOI: 10.1051/e3sconf/20183903006 At present, there is a growing need to solve the design problem of the hydraulic circuit of an intelligent heating system with the required transmission capacity, hydraulic stability and reliability indices. The paper proposes a mathematical statement of the design problem of such a hydraulic circuit and an original methodological...

Теги: heating equipment , hydraulic machinery , pipelines , problem solving , complex problems , computational procedures , design problems , hydraulic circuits , hydraulic stability , mathematical statement , method
Раздел: ИСЭМ СО РАН
Optimization of reliability parameters structure for district heating systems

Postnikov I.V. Optimization of reliability parameters structure for district heating systems // E3S Web of Conferences. Vol.39. ID: 02002. 2018. DOI: 10.1051/e3sconf/201839012002 The problem of reliability parameters distribution on the district heating system's scheme is considered. This is one of important part of the general problem of optimal synthesis of district heating systems and is urgent for both the systems under design and the existing insufficiently reliable systems. The concept of...

Теги: component reliability , district heating system , failure and restoration rates , markov random process , nodal reliability indices , reliability optimization , district heating , heat storage , heating equipment , hydraulic equipment , hydraulic machinery , pipelin
Раздел: ИСЭМ СО РАН
Mathematical model for calculation of the heat-hydraulic modes of heating points of heat-supplying systems

Shalaginova Z.I. Mathematical model for calculation of the heat-hydraulic modes of heating points of heat-supplying systems // Thermal Engineering . Vol.63. No.3. 2016. P.222-232. DOI: 10.1134/S0040601516020075 http://rd.springer.com/article/10.1134/S0040601516020075 The mathematical model and calculation method of the thermal-hydraulic modes of heat points, based on the theory of hydraulic circuits, being developed at the Melentiev Energy Systems Institute are presented. The redundant circuit of...

Теги: calculations , complex networks , computer software , data handling , heating , heating equipment , hydraulic equipment , hydraulic machinery , hydraulic models , hydraulic structures , mathematical models , rec
Раздел: ИСЭМ СО РАН


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