TEMPERATURE MEASUREMENT WITH PHOTODIODE IN DIFFERENT OPERATING MODES

Autor: Tsanko Karadzhov, Dimcho Pulov

Publikováno v: ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference; Vol 3 (2021): Environment. Technology. Resources. Proceedings of the 13th International Scientific and Practical Conference. Volume 3; 291-295

A method for contactless temperature measurement with photodetectors in different operating modes has been developed. It is based on the periodic change of the spectral sensitivity of the photodiode depending on the applied reverse voltage. This is a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bc1a1997f037ada6a942ef89d6d19158
https://doi.org/10.17770/etr2021vol3.6556

Surface Analysis Study of Laser Marking Process of Stainless Steel X5CrNi18-10

Autor: E. Yankov, Rusi Minev, Tsanko Karadzhov, Lybomir Lazov, Veselin Hristov, Nikolay Angelov

Publikováno v: 2021 Sixth Junior Conference on Lighting (Lighting).

Nowadays, traceability, combined with stable and constant identification of industrial parts, is becoming a crucial element of production processes. Laser marking of metal parts is a technology that shows many advantages compared to labeling, inkjet,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9556baf3933532e42ceeaee5fa85d963
https://doi.org/10.1109/lighting49406.2021.9598992

MICROPROCESSOR SYSTEM FOR TEMPERATURE INVESTIGATION OF AC MACHINES

Autor: Totyo Iliev, Tsanko Karadzhov

Publikováno v: ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference; Vol 3 (2021): Environment. Technology. Resources. Proceedings of the 13th International Scientific and Practical Conference. Volume 3; 110-115

The paper is about four channel microprocessor system for temperature measurement during static and running mode. It incorporates microcontroller type PIC18F452 and employs sensors which convert temperature into voltage. In addition it features optio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2003e6994fb8b91027a1f7ca6ed05cd4
http://journals.rta.lv/index.php/ETR/article/view/6574

EXPERIMENTAL DETERMINATION OF THE POWDER QUANTITY IN THE IGNITION CARTRIDGE FOR THE REUSABLE TRAINING-PRACTICE MORTAR ROUND FOR FIRING ON SHORT DISTANCES

Autor: Tsanko Karadzhov, Conyu Conev

Publikováno v: ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference; Vol 3 (2021): Environment. Technology. Resources. Proceedings of the 13th International Scientific and Practical Conference. Volume 3; 45-48

The article presents an experimental investigation for the powder quantity in the ignition cartridge for the reusable training-practice mortar round for firing on short distances, which is part of a training simulator for mortar crews. A formula for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::75f9d77a52a84028a07d6f2461aaddb7
http://journals.rta.lv/index.php/ETR/article/view/6575

Determination of the elastic displacements in plain strained condition of involute cylindrical gears with asymmetric profile

Autor: Tsanko Karadzhov, Rosica Miteva, Genadi Cvetanov

Publikováno v: THERMOPHYSICAL BASIS OF ENERGY TECHNOLOGIES (TBET 2020).

The present study examines the elastic displacements in plain strained condition of involute cylindrical gears with asymmetric profile. A modification has been implemented of the elastic half space by means of the initial conditions of Hertz and the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d60afaa97fd2b257369e65c07ad190cb
https://doi.org/10.1063/5.0042511