Case study of a low-voltage distribution grid with high PV penetration in Germany and simulation analyses of cost-effective measures

2015 ◽  
Vol 24 (12) ◽  
pp. 1523-1532 ◽  
Author(s):  
Fabian Carigiet ◽  
Markus Niedrist ◽  
Christian Scheuermann ◽  
Franz Baumgartner
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.


2020 ◽  
Vol 2020 ◽  
pp. 1-13 ◽  
Author(s):  
Joannes I. Laveyne ◽  
Dimitar Bozalakov ◽  
Greet Van Eetvelde ◽  
Lieven Vandevelde

In Belgium, and many other countries, rooftop solar panels are becoming a ubiquitous form of decentralised energy production. The increasing share of these distributed installations however imposes many challenges on the operators of the low-voltage distribution grid. They must keep the voltage levels and voltage balance on their grids in check and are often regulatory required to provide sufficient reception capacity for new power producing installations. By placing solar panels in different inclinations and azimuth angles, power production profiles can possibly be shifted to align more with residential power consumption profiles. In this article, it is investigated if the orientation of solar panels can have a mitigating impact on the integration problems on residential low voltage distribution grids. An improved simulation model of a solar panel installation is constructed, which is used to simulate the impact on a residential distribution grid. To stay as close to real-life conditions as possible, real irradiation data and a model of an existing grid are used. Both the developed model as the results on grid impact are evaluated.


Author(s):  
N. Karthikeyan ◽  
Basanta Raj Pokhrel ◽  
Jayakrishnan R. Pillai ◽  
Birgitte Bak-Jensen ◽  
Kenn H. B. Frederiksen

Author(s):  
J. L. Calero Lagares ◽  
J. M. Roldan Fernandez ◽  
Manuel Burgos Payan ◽  
Jesus M. Riquelme Santos

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