Studying changes in the lighting characteristics of retrofit LED lamps during long-term testing

Autor: Nesterkina N. P., Kuznetsov E. A., Zhuravleva Ju.A.

Publikováno v: Vestnik MGTU, Vol 25, Iss 4, Pp 305-312 (2022)

The paper analyzes the results of comparative studies of the lighting characteristics of retrofit LED lamps of the A60 form factor from various manufacturers: Uniel (Russia – China), JazzWay (Russia – China), Philips (Netherlands), Ecola (Russia)

Externí odkaz: https://doaj.org/article/923c51e128914a1c975b8d7410b765b5

ON MINIMAL INDUCTION OF THYRISTOR DRIVE SMOOTHING THROTTLE UNDER CONVERTER EDGE OPERATING CONDITIONS

Autor: Nikolay Fedorovich Karnaukhov, Vladimir Vasilyevich Martynov, Dmitry Alexandrovich Statovoy

Publikováno v: Advanced Engineering Research, Vol 13, Iss 7-8, Pp 88-96 (2013)

The smoothing throttle operations in the DC-motor circuit of a thyristor drive are studied. The main mathematical and graphic dependences of the smoothing throttle Lс inductance modification on the control angle, and on the number of the thyristor c

Externí odkaz: https://doaj.org/article/edaa426377834328bfca865052110250

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Calculation of current loading of three-phase bridge radiation in non-supermeal modes under the filtration availability

Криві випрямленої напруги неповновентильних режимів трифазної мостової схеми випрямлення мають у своєму складі низку неканонічних ви�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3806::367cfd4601e6d577cd7bd817940d2f05
http://elar.nung.edu.ua/handle/123456789/7415

Параметрические колебания в планетарных колесных редукторах

Autor: Yaglinskij, Viktor, Hutyria, Serhij, Khomyak, Yuriy, Chanchin, Andrij

Publikováno v: Bulletin of the National Technical University «KhPI» Series: Engineering and CAD; No. 25(1301) (2018): Bulletin of the National Technical University «KhPI» Series: Engineering and CAD; 156-162
Вісник Національного технічного університету «ХПІ». Серія: Машинознавство та САПР; № 25(1301) (2018): Вісник Національного технічного університету «ХПІ». Серія: Машинознавство та САПР; 156-162

A mathematical model of parametric oscillations in the planetary wheel gearboxes (PWG) of the trolley buses has been developed. The model takes into account the cyclic deformations of a thin-walled rim and teeth in the meshing of the epicycle with th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=scientific_p::4ceaa00c12c8165066692343700f8757
http://misapr.khpi.edu.ua/article/view/150071