Visar resultat 1 - 5 av 77 avhandlingar innehållade ordet math.
1. De natura luminis solaris fragmenta quæ ... præside Mag. Laur. Regnér, ... pro gradu philosophico p. p. Math. Nic. Alb. Isander Uplandus in Audit. Gustaviano d. X Jun. MDCCCIX. H. A. M. S
Sammanfattning : .... LÄS MER
Sammanfattning : The penetration of intermittent Distributed Generation (DG) brought additional uncertainty to the system operation and planning. To cope with uncertainties the Distribution System Operator (DSO) could implement several strategies. LÄS MER
3. Artificial Intelligence-Based Characterization and Classification Methods for Power Quality Data Analytics
Sammanfattning : One of the important developments in the electric power system is the fast increasing amount of data. An example of such data is formed by the voltages and currents coming from power-quality measurements. LÄS MER
Sammanfattning : The continuing society quest for more comfort combined with the need to minimize global environmental impacts is constantly introducing new technologies into our daily lives. Among the recent developments, the advances in energy-efficient lighting and renewable energy technologies have enabled a maturity level in cleaner electricity production and efficient use of energy. LÄS MER
Sammanfattning : Low-frequency AC railway grids are unique in the sense that a only few countries around the world uses them, still however, they are an important parts of their countries infrastructures. Due to the usage of a dierent frequency than the public grid of the country, conversion of frequency is needed for the interconnection. LÄS MER