Public–private partnerships value in bioenergy projects: Economic feasibility analysis based on two case studies

2014 ◽  
Vol 66 ◽  
pp. 387-397 ◽  
Author(s):  
Francesco Fantozzi ◽  
Pietro Bartocci ◽  
Bruno D'Alessandro ◽  
Stratos Arampatzis ◽  
Basil Manos
Energies ◽  
2018 ◽  
Vol 11 (8) ◽  
pp. 1978 ◽  
Author(s):  
Sanna Uski ◽  
Erkka Rinne ◽  
Janne Sarsama

Microgrids can be used for securing the supply of power during network outages. Underground cabling of distribution networks is another effective but conventional and expensive alternative to enhance the reliability of the power supply. This paper first presents an analysis method for the determination of microgrid power supply adequacy during islanded operation and, second, presents a comparison method for the overall cost calculation of microgrids versus underground cabling. The microgrid power adequacy during a rather long network outage is required in order to indicate high level of reliability of the supply. The overall cost calculation considers the economic benefits and costs incurred, combined for both the distribution network company and the consumer. Whereas the microgrid setup determines the islanded-operation power adequacy and thus the reliability of the supply, the economic feasibility results from the normal operations and services. The methods are illustrated by two typical, and even critical, case studies in rural distribution networks: an electric-heated detached house and a dairy farm. These case studies show that even in the case of a single consumer, a microgrid option could be more economical than network renovation by underground cabling of a branch in order to increase the reliability.


2018 ◽  
Vol 19 ◽  
pp. 31-43 ◽  
Author(s):  
Bruno Vasconcelos Rosa Pin ◽  
Regina Mambeli Barros ◽  
Electo Eduardo Silva Lora ◽  
Ivan Felipe Silva dos Santos

2019 ◽  
Vol 180 ◽  
pp. 938-948 ◽  
Author(s):  
Zeng Huiru ◽  
Yan Yunjun ◽  
Federica Liberti ◽  
Bartocci Pietro ◽  
Francesco Fantozzi

2015 ◽  
Vol 24 (1) ◽  
pp. 32-41 ◽  
Author(s):  
Sang-Kee Kim ◽  
Lae Hyun Kim ◽  
Seung-Hoon Yoo

2021 ◽  
Vol 2 (2) ◽  
pp. 75
Author(s):  
Harry Budiharjo Sulistyarso ◽  
KRT Nur Suhascaryo ◽  
Mochamad Jalal Abdul Goni

The MRA platform is one of the offshore platforms located in the north of the Java Sea. The MRA platform has 4 production wells, namely MRA-2ST, MRA-4ST, MRA-5, and MRA-6 wells. The 4 production wells are produced using an artificial lift in the form of a gas lift. The limited gas lift at the MRA Platform at 3.1 MMSCFD makes the production of wells at the MRA Platform not optimal because the wells in the MRA Platform are experiencing insufficient gas lift. Optimization of gas lift injection is obtained by redistribution of gas lift injection for each. The results of the analysis in this study indicate that the optimum gas lift injection for the MRA-2ST well is 0.5552 MMSCFD, the MRA-6 well is 1.0445 MMSCFD, the MRA-5 well is 0.7657 MMSCFD, finally the MRA-4ST well with gas injection. lift is 0.7346 MMSCFD. The manual gas lift in the MRA-4ST is also replaced based on an economic feasibility analysis to ensure that the gas lift injection for each well can be kept constant. The redistribution of gas lift carried out by the author has increased the total production rate of the MRA Platform by 11,160 BO/year or approximately USD 781,200/year. Keywords: Gas lift; Insufficient; Optimization


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