Effect of metal slots on the heating uniformity of multisource cavity microwave

Microwave heating as a new type of heating has been widely used in numerous fields; however, microwave heating in multi-source cavity still poses several problems, including non-uniformity, low efficiency, restriction of the heating object, and “thermal runaway”, thus limiting the application of mic...

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Main Author: Shumeng Yin
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Energy Research
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fenrg.2022.1007566/full
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author Shumeng Yin
Shumeng Yin
author_facet Shumeng Yin
Shumeng Yin
author_sort Shumeng Yin
collection DOAJ
description Microwave heating as a new type of heating has been widely used in numerous fields; however, microwave heating in multi-source cavity still poses several problems, including non-uniformity, low efficiency, restriction of the heating object, and “thermal runaway”, thus limiting the application of microwave energy. This study adopts a method to place a slotted layer in the cavity such that the energy can be radiated uniformly to improve the heating uniformity. The distribution of the electric field in the cavity is optimized by changing the arrangement and size of the slots in the slot layer. The effects of the slot arrangements are elucidated, and experiments are performed to study the real-life application of the slot arrangements. The results show that these metal slots are effective in improving the uniformity and efficiency of multisource cavity heating.
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spelling doaj.art-a9ccfccee0894f9ea80ba6c290b865bf2023-01-06T05:33:59ZengFrontiers Media S.A.Frontiers in Energy Research2296-598X2023-01-011010.3389/fenrg.2022.10075661007566Effect of metal slots on the heating uniformity of multisource cavity microwaveShumeng Yin0Shumeng Yin1SINOPEC Research Institute of Safety Engineering Co, Ltd, Qingdao, ChinaState Key Laboratory of Safety and Control for Chemicals, SINOPEC Research Institute of Safety Engineering Co, Ltd, Qingdao, ChinaMicrowave heating as a new type of heating has been widely used in numerous fields; however, microwave heating in multi-source cavity still poses several problems, including non-uniformity, low efficiency, restriction of the heating object, and “thermal runaway”, thus limiting the application of microwave energy. This study adopts a method to place a slotted layer in the cavity such that the energy can be radiated uniformly to improve the heating uniformity. The distribution of the electric field in the cavity is optimized by changing the arrangement and size of the slots in the slot layer. The effects of the slot arrangements are elucidated, and experiments are performed to study the real-life application of the slot arrangements. The results show that these metal slots are effective in improving the uniformity and efficiency of multisource cavity heating.https://www.frontiersin.org/articles/10.3389/fenrg.2022.1007566/fullhigh efficiencymetal slotsmicrowave heatinguniformitymultisource cavity
spellingShingle Shumeng Yin
Shumeng Yin
Effect of metal slots on the heating uniformity of multisource cavity microwave
Frontiers in Energy Research
high efficiency
metal slots
microwave heating
uniformity
multisource cavity
title Effect of metal slots on the heating uniformity of multisource cavity microwave
title_full Effect of metal slots on the heating uniformity of multisource cavity microwave
title_fullStr Effect of metal slots on the heating uniformity of multisource cavity microwave
title_full_unstemmed Effect of metal slots on the heating uniformity of multisource cavity microwave
title_short Effect of metal slots on the heating uniformity of multisource cavity microwave
title_sort effect of metal slots on the heating uniformity of multisource cavity microwave
topic high efficiency
metal slots
microwave heating
uniformity
multisource cavity
url https://www.frontiersin.org/articles/10.3389/fenrg.2022.1007566/full
work_keys_str_mv AT shumengyin effectofmetalslotsontheheatinguniformityofmultisourcecavitymicrowave
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