Results 21 to 30 of about 12,345,819 (252)

Impact of deicing agents on heat network corrosion

E3S Web of Conferences, 2018
This research is caused by the need to make a scientific and technical analysis and obtain informed assessments of the consequences of deicing agents application to urban roads for the heat network infrastructure.
Postnikov Ivan, Stennikov Valery, Shamansky Vitaly, Kozlov Alexander, Sokolov Pavel   +4 more
doaj   +1 more source

Hardware and Software Implementation for Solar Hot Water System in Northern Regions of Russia

Energies, 2022
Acceleration of energy transition will become the crucial social, political and technical challenge of the 21st century and will be largely associated with the growing use of renewable energy sources, including solar power.
Nikolay Tsvetkov, Stanislav Boldyryev, Aleksandr Shilin, Yuriy Krivoshein, Aleksandr Tolstykh   +4 more
doaj   +1 more source

Optimization of joint operation of district and distributed heat sources for effective and reliable heat supply to consumers

E3S Web of Conferences, 2018
The problem of optimal load distribution between district and distributed heat sources (heat sources of prosumers) in the district heating systems are considered. The methodical approach and mathematical model for solving this problem are proposed.
Postnikov Ivan, Stennikov Valery, Penkovskii Andrey   +2 more
doaj   +1 more source

The energy efficiency and proper operation of the heat exchangers of heat supply systems [PDF]

, 2023
A heat-exchange equipment occupies an important place in most industrial technological processes, especially in the systems heat supply. Main requirements to perfection of heat-exchange equipment for the systems of heat supply are energy-savings ...
Анохіна, К. В., Боднарук, Ю. М., Панченко, А. Я., Anokhina, Kateryna Volodymyrivna, Bodnaruk, Y. M., Panchenko, A. Y.   +5 more
core  

Practical Aspects of the Improvement of Heat Supply Systems [PDF]

, 2021
 This paper investigates major points of the practical aspects of the improvement of heat supply systems. On this case, research of the heating systems in different places were conducted.
A. Bektemirov
core   +1 more source

Detection of Gate Valve Leaks through the Analysis Fractal Characteristics of Acoustic Signal

Fractal and Fractional
This paper considers the possibility of using monofractal and multifractal analysis of acoustic signals to detect water leaks through gate valves. Detrended fluctuation analysis (DFA) and multifractal detrended fluctuation analysis (MF-DFA) were used ...
Ayrat Zagretdinov, Shamil Ziganshin, Eugenia Izmailova, Yuri Vankov, Ilya Klyukin, Roman Alexandrov   +5 more
doaj   +1 more source

Heat Roadmap Europe : Towards EU-Wide, local heat supply strategies

, 2019
The present paper describes a quantitative method for preparing local heat supply strategies. Detailed spatial data on heat demand and supply are generated using combined top-down and bottom-up modelling for 14 member states of the European Union, which ...
Søgaard Lund, Rasmus,, Persson, Urban,, Wiechers, Eva,, Grundahl, Lars,, Möller, Bernd,, Vad Mathiesen, Brian,   +5 more
core   +1 more source

Thermoelectric Generators: Alternative Power Supply for Wearable Electrocardiographic Systems

, 2020
Research interest in the development of real-time monitoring of personal health indicators using wearable electrocardiographic systems has intensified in recent years.
Matthew Dargusch, Zhi‐Gang Chen, Liu, Wei-Di, Dargusch, Matthew, Chen, Zhi-Gang, Wei‐Di Liu   +5 more
core   +1 more source

Detection of Pipeline Leaks Using Fractal Analysis of Acoustic Signals

Fractal and Fractional
In this paper, the possibility of using monofractal and multifractal analysis of acoustic signals of pipelines to detect leaks is considered. An experimental stand has been created to study the fractal characteristics of acoustic signals of pipelines ...
Ayrat Zagretdinov, Shamil Ziganshin, Eugenia Izmailova, Yuri Vankov, Ilya Klyukin, Roman Alexandrov   +5 more
doaj   +1 more source

Development peculiarities of solar heat supply systems in Ukraine [PDF]

, 2021
У роботі розглянуто особливості розвитку систем сонячного теплопостачання в Україні.In this paper, the development peculiarities of solar heat supply systems in Ukraine are ...
Коваленко, Т., Каряка, В.   +1 more
core   +1 more source