scholarly journals Incorporating flexibility options into distribution grid reinforcement planning: A techno-economic framework approach

2019 ◽  
Vol 254 ◽  
pp. 113662 ◽  
Author(s):  
Sergey Klyapovskiy ◽  
Shi You ◽  
Andrea Michiorri ◽  
George Kariniotakis ◽  
Henrik W. Bindner
Energies ◽  
2021 ◽  
Vol 14 (2) ◽  
pp. 303
Author(s):  
Benjamin Matthiss ◽  
Arghavan Momenifarahani ◽  
Jann Binder

With the increasing penetration of renewable resources into the low-voltage distribution grid, the demand for alternatives to grid reinforcement measures has risen. One possible solution is the use of battery systems to balance the power flow at crucial locations in the grid. Hereby, the optimal location and size of the system have to be determined in regard to investment and its effect on grid stability. In this paper, the optimal placement and sizing of battery storage systems for grid stabilization in a small low-voltage distribution grid in southern Germany with high PV penetration are investigated and compared to a grid heuristic reinforcement strategy.


Planta Medica ◽  
2016 ◽  
Vol 82 (05) ◽  
Author(s):  
AL Roe ◽  
C Black ◽  
K Brouwer ◽  
J Jackson ◽  
FB Jariwala ◽  
...  

2016 ◽  
Vol 167 (3) ◽  
pp. 162-171 ◽  
Author(s):  
Ruedi Taverna ◽  
Michael Gautschi ◽  
Peter Hofer

The sustainably available wood use potential in Swiss forests Based on the most recent simulations created using the Massimo forest growth model, the sustainably available wood use potential in Swiss forests was calculated for five management scenarios for the next three decades as well as for two additional time periods in the future (to monitor the long-term effects). The term “sustainably available wood use potential” covers those wood quantities that could be put on the market, taking into account socio-ecological and economic restrictions on use. The sustainably available wood use potential is provided for production regions, priority functions as well as the assortment and qualities of timber. The previously used factors of the applied “onion” model were checked and modified, if necessary, in order to take new findings and current cost developments into consideration. The calculations for all scenarios come up with a sustainably available wood use potential that is much lower than in earlier investigations. Depending on the scenario and decade, sustainably available wood use potential accounts for less than 50% of the total use potential. The biggest decrease in total use potential was due to economic framework conditions. Turning to Switzerland as a whole, towards the end of the investigation period (2106) those scenarios including a sharp increase in use in the first three decades result in a sustainably available wood use potential that is clearly lower than the reference value used at the beginning of the simulation. In the basic scenario (constant stock) and in the scenario in which the form of management used to date (increasing stock) was simulated, the sustainably available wood use potential at national level remained more or less the same throughout the simulation period, ranging from 5 to 6 million m3 per year.


2015 ◽  
Author(s):  
Jeffrey D. Taft ◽  
Paul De Martini ◽  
Lorenzo Kristov

Author(s):  
Susan E. Whyman

Hutton’s business success and social mobility are viewed in the context of Birmingham’s industrial development, a booming land market, the lack of government regulation, and the diversity of religious practice. This chapter reveals the economic framework that allowed Hutton to amass wealth. Once he settled in Birmingham, he found new ways to develop business skills and make money. Early failure stiffened his resolve, taught him lessons, and led him to focus on selling paper, instead of books. Convinced of the future value of land, he made risky speculations and accumulated large debts. A case study compares Hutton’s response to the Industrial Revolution with that of his sister, Catherine Perkins. Hutton devoted all his energies to making money and buying estates. His sister found greater happiness in her religious faith and charity. Their opposing views about land, trade, money, and religion reveal a spectrum of personal responses to rapid economic change.


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