scholarly journals Optimization and diversification of natural gas supply in Ukraine

2021 ◽  
Vol 250 ◽  
pp. 02003
Author(s):  
Vadim Tkachuk ◽  
Andriy Skrypnyk ◽  
Viktoriia Baidala ◽  
Nataliia Klymenko ◽  
Yuriy Namiasenko

This article considers different variants of natural gas supply in Ukraine which are based on the main tendencies of natural gas regional markets and some important factors, such as: possibility to use natural gas storage system, different changes in government regulation and innovations in the energy generation and supply sphere. The purpose of this work is to substantiate the current gas supply strategy in Ukraine on the basis of quantitative methods. The main results of the article are: Numerical estimation of the positive effect, gained from the using of natural gas storage system; Numerical estimation of the positive effect from the diversification of the natural gas supply in Ukraine in terms of decreasing the potential role of Gazprom monopoly. The population response evaluation on the gas price rising. This article provides an effective tool for assessing the possible consequences of decisions of state bodies when moving away from the existing monopoly of gas supply system and the macroeconomic effect of different gas supply options. The quantitative assessment of the gradual convergence of regional markets and the creation of a global natural gas market is proposed

2014 ◽  
Vol 53 (11) ◽  
pp. 4522-4523 ◽  
Author(s):  
Pradeepta K. Sahoo ◽  
Mathew John ◽  
Bharat L. Newalkar ◽  
N. V. Choudhary ◽  
K. G. Ayappa

2014 ◽  
Vol 119 ◽  
pp. 190-203 ◽  
Author(s):  
P.K. Sahoo ◽  
B.P. Prajwal ◽  
Siva Kalyan Dasetty ◽  
M. John ◽  
B.L. Newalkar ◽  
...  

Author(s):  
L. Vasiliev ◽  
L. Kanonchik ◽  
M. Kuzmich ◽  
V. Kulikouski

2014 ◽  
Vol 1008-1009 ◽  
pp. 346-355
Author(s):  
Qi Lin Feng ◽  
Hao Cai ◽  
Zhi Long Chen ◽  
Dong Jun Guo ◽  
Yin Ma

Natural gas storages in salt caverns are receiving an increasingly important role in energy storage system of many countries. This study focuses on analyzing the consequence of jet fire associated with natural gas storages in salt caverns. A widely used software, ALOHA, was adopted as simulation tool. The reliability of ALOHA was validated by comparing the simulated results with the field data observed in real accidents and the values calculated by a simple model presented in a previous study. The China's first natural gas storage in salt cavern, Jintan natural gas storage, was selected for case study. The case study reveals that the hazard distance of jet fire decreased with the increase of pipeline length, as well as the decrease of pipeline diameter and operating pressure.


Nanomaterials ◽  
2021 ◽  
Vol 11 (12) ◽  
pp. 3274
Author(s):  
Evgeny M. Strizhenov ◽  
Sergey S. Chugaev ◽  
Ilya E. Men’shchikov ◽  
Andrey V. Shkolin ◽  
Anatoly A. Zherdev

Adsorbed natural gas (ANG) technology is a promising alternative to traditional compressed (CNG) and liquefied (LNG) natural gas systems. Nevertheless, the energy efficiency and storage capacity of an ANG system strongly depends on the thermal management of its inner volume because of significant heat effects occurring during adsorption/desorption processes. In the present work, a prototype of a circulating charging system for an ANG storage tank filled with a monolithic nanoporous carbon adsorbent was studied experimentally under isobaric conditions (0.5–3.5 MPa) at a constant volumetric flow rate (8–18 m3/h) or flow mode (Reynolds number at the adsorber inlet from 100,000 to 220,000). The study of the thermal state of the monolithic adsorbent layer and internal heat exchange processes during the circulating charging of an adsorbed natural gas storage system was carried out. The correlation between the gas flow mode, the dynamic gas flow temperature, and the heat transfer coefficient between the gas and adsorbent was determined. A one-dimensional mathematical model of the circulating low-temperature charging process was developed, the results of which correspond to the experimental measurements.


Carbon ◽  
2005 ◽  
Vol 43 (3) ◽  
pp. 541-549 ◽  
Author(s):  
R. Basumatary ◽  
P. Dutta ◽  
M. Prasad ◽  
K. Srinivasan

2011 ◽  
Vol 50 (23) ◽  
pp. 13000-13011 ◽  
Author(s):  
Pradeepta K. Sahoo ◽  
Mathew John ◽  
Bharat L. Newalkar ◽  
N. V. Choudhary ◽  
K. G. Ayappa

2016 ◽  
Vol 51 (11-12) ◽  
pp. 786-792 ◽  
Author(s):  
E. M. Strizhenov ◽  
A. A. Zherdev ◽  
A. A. Podchufarov ◽  
S. S. Chugaev ◽  
R. A. Kuznetsov

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