Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices

The crucial task when summarizing magnetron power in microwave technological installations is tracking of load optimality for individual generators. The article presents a method for estimating the efficiency of magnetron generator based on the current waveform in the anode supply circuit. It is fou...

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Main Authors: V. A. Ivanov, K. V. Rogozhin, D. S. Sidorenko
Format: Article
Language:Russian
Published: Saint Petersburg Electrotechnical University "LETI" 2017-12-01
Series:Известия высших учебных заведений России: Радиоэлектроника
Subjects:
Online Access:https://re.eltech.ru/jour/article/view/202
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author V. A. Ivanov
K. V. Rogozhin
D. S. Sidorenko
author_facet V. A. Ivanov
K. V. Rogozhin
D. S. Sidorenko
author_sort V. A. Ivanov
collection DOAJ
description The crucial task when summarizing magnetron power in microwave technological installations is tracking of load optimality for individual generators. The article presents a method for estimating the efficiency of magnetron generator based on the current waveform in the anode supply circuit. It is found that the change in the third harmonic current phase in the Fourier expansion and the ratio of the two current extrema adequately reflect the magnetron load change by the high-frequency path. The statement verification is carried out on an experimental setup that allows to purposefully change the reflection of coefficient from the load and compare it with the current change in the high voltage circuit. Studies are carried out for the voltagedoubling scheme. To record changes in the current waveform due to the nonlinearity of the high-voltage transformer, computer simulations are performed with the use of LTSpice program. The LG Magnetron LG 2M214 with an output power of 1 kW is used as the object of research. The magnetron power supply and control board integrated in the general microprocessor control system, is developed and tested.
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spelling doaj.art-15b726583e274702a0fe06b49d41c08d2023-03-13T09:20:22ZrusSaint Petersburg Electrotechnical University "LETI"Известия высших учебных заведений России: Радиоэлектроника1993-89852658-47942017-12-01064148201Research on Magnetron Generator Energy Efficiency in Microwave Heating DevicesV. A. Ivanov0K. V. Rogozhin1D. S. Sidorenko2Санкт-Петербургский государственный электротехнический университет "ЛЭТИ" им. В. И. Ульянова (Ленина)Санкт-Петербургский государственный электротехнический университет "ЛЭТИ" им. В. И. Ульянова (Ленина)ООО "ТСК"The crucial task when summarizing magnetron power in microwave technological installations is tracking of load optimality for individual generators. The article presents a method for estimating the efficiency of magnetron generator based on the current waveform in the anode supply circuit. It is found that the change in the third harmonic current phase in the Fourier expansion and the ratio of the two current extrema adequately reflect the magnetron load change by the high-frequency path. The statement verification is carried out on an experimental setup that allows to purposefully change the reflection of coefficient from the load and compare it with the current change in the high voltage circuit. Studies are carried out for the voltagedoubling scheme. To record changes in the current waveform due to the nonlinearity of the high-voltage transformer, computer simulations are performed with the use of LTSpice program. The LG Magnetron LG 2M214 with an output power of 1 kW is used as the object of research. The magnetron power supply and control board integrated in the general microprocessor control system, is developed and tested.https://re.eltech.ru/jour/article/view/202магнетронмикроволновая промышленная установкаблок питанияток магнетронаксввыходная мощностьбпф
spellingShingle V. A. Ivanov
K. V. Rogozhin
D. S. Sidorenko
Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices
Известия высших учебных заведений России: Радиоэлектроника
магнетрон
микроволновая промышленная установка
блок питания
ток магнетрона
ксв
выходная мощность
бпф
title Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices
title_full Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices
title_fullStr Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices
title_full_unstemmed Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices
title_short Research on Magnetron Generator Energy Efficiency in Microwave Heating Devices
title_sort research on magnetron generator energy efficiency in microwave heating devices
topic магнетрон
микроволновая промышленная установка
блок питания
ток магнетрона
ксв
выходная мощность
бпф
url https://re.eltech.ru/jour/article/view/202
work_keys_str_mv AT vaivanov researchonmagnetrongeneratorenergyefficiencyinmicrowaveheatingdevices
AT kvrogozhin researchonmagnetrongeneratorenergyefficiencyinmicrowaveheatingdevices
AT dssidorenko researchonmagnetrongeneratorenergyefficiencyinmicrowaveheatingdevices