JPH01274381A - Microwave heating device and heating method - Google Patents
Microwave heating device and heating methodInfo
- Publication number
- JPH01274381A JPH01274381A JP63102118A JP10211888A JPH01274381A JP H01274381 A JPH01274381 A JP H01274381A JP 63102118 A JP63102118 A JP 63102118A JP 10211888 A JP10211888 A JP 10211888A JP H01274381 A JPH01274381 A JP H01274381A
- Authority
- JP
- Japan
- Prior art keywords
- ridge
- heating chamber
- type heating
- microwaves
- microwave
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims description 10
- 239000000126 substance Substances 0.000 abstract 3
- 230000005684 electric field Effects 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/70—Feed lines
- H05B6/701—Feed lines using microwave applicators
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/647—Aspects related to microwave heating combined with other heating techniques
- H05B6/6491—Aspects related to microwave heating combined with other heating techniques combined with the use of susceptors
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、被加熱物をマイクロ波により加熱する装置及
びその方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an apparatus and method for heating an object using microwaves.
従来の技術
従来、被加熱物を加熱する際、遠赤外線ヒータ装置を用
いることが試みられてきたが、遠赤外線ヒータ装置によ
る方法では、急速加熱による加熱ムラ防止のために金偏
加熱等の工程を要し、加熱処理に時間がかかるという欠
点を有していた。Conventional technology Conventionally, attempts have been made to use far-infrared heater devices when heating objects to be heated, but methods using far-infrared heater devices require processes such as uneven heating of the metal to prevent uneven heating due to rapid heating. This method has the disadvantage that the heat treatment takes a long time.
また、近年では上記の問題を解決し被加熱物を短時間で
均一に加熱する手段としてマイクロ波を用いた加熱処理
が行われるようになってきている。In addition, in recent years, heating treatment using microwaves has been used as a means to solve the above-mentioned problems and uniformly heat the object in a short time.
発明が解決しようとする課題
上記従来のマイクロ波を用いる加熱処理は、被加熱物全
体を加熱する際には被加熱物の外面及び内部を同時に均
一に加熱できるため実に効果的であった。Problems to be Solved by the Invention The above-mentioned conventional heat treatment using microwaves has been really effective since it can uniformly heat the outside and inside of the object at the same time when heating the entire object.
しかしながら、被加熱物を部分的に加熱すれば良い場合
に、マイクロ波を被加熱物全体に照射すると余分なとこ
ろにマイクロ波の吸収があり、発熱を起こすため無駄な
エネルギーを消費するという欠点を有していた。However, when the object to be heated only needs to be heated partially, if the entire object is irradiated with microwaves, the microwaves will be absorbed in the unnecessary areas, causing heat generation and wasting energy. had.
本発明は上記従来の問題点を解決するもので、被加熱物
で部分的な加熱のみ必要な場合に、エネルギー効率の良
い消費が行えるマイクロ波加熱装置及びその方法を提供
することを目的とする。The present invention solves the above-mentioned conventional problems, and aims to provide a microwave heating device and method thereof that can consume energy efficiently when only a partial heating of the object to be heated is required. .
課題を解決するための手段
この目的を達成するために本発明のマイクロ波加熱装置
及びその方法は、被加熱物の通過する間隙を挾んで互い
に対抗するように配置された２組のリッジ対を内部に有
するリッジ式加熱室とマイクロ波を発生し前記リッジ式
加熱室へ供給するマイクロ波供給部とから構成され、被
加熱物は前記２組のリッジ対が作る間隙を通って搬送さ
れるようにしている。Means for Solving the Problems To achieve this object, the microwave heating device and method of the present invention employs two pairs of ridges that are arranged opposite to each other across a gap through which the object to be heated passes. It is composed of an internal ridge-type heating chamber and a microwave supply section that generates microwaves and supplies them to the ridge-type heating chamber, and the object to be heated is conveyed through the gap formed by the two ridge pairs. I have to.
作用
この構成によってマイクロ波供給部から供給されたマイ
クロ波はリッジ式加熱室を搬送される被加熱物の部分的
照射を可能とし、余分なところへマイクロ波が吸収され
ることがないため効率の良いエネルギー消費が行える。Function: With this configuration, the microwaves supplied from the microwave supply section can partially irradiate the object being heated while being conveyed through the ridge-type heating chamber, and the microwaves are not absorbed in unnecessary areas, resulting in improved efficiency. Good energy consumption.
実施例
以下本発明の一実施例について、図面を参照しながら説
明する。EXAMPLE An example of the present invention will be described below with reference to the drawings.
第１図は本発明の第１の実施例におけるマイクロ波加熱
装置を示す平面図、第２図はリッジ式加熱室の構成を示
す破断斜視図、第３図（２Ｌ） 、 （ｂ） 、 （Ｃ
）はリッジ式加熱室の電界分布状態と電界強度を示す図
である。FIG. 1 is a plan view showing a microwave heating device according to the first embodiment of the present invention, FIG. 2 is a cutaway perspective view showing the configuration of a ridge-type heating chamber, and FIG. 3 (2L), (b), ( C
) is a diagram showing the electric field distribution state and electric field strength of the ridge type heating chamber.
第１図、第２図において、１はマイクロ波を発生させる
マイクロ波発振器、２は反射してもどってきたマイクロ
波を吸収してマイクロ波発振器１を安定動作させるアイ
ソレータ、３はマイクロ波の反射量を最小にするための
整合器、４は導波管、６は被加熱物、６はマイクロ波に
よる照射を直接受ける加熱部、７は被加熱物６の通過す
る間隙８を挾んで互いに対抗するように配置された２組
のリッジ対９ａ、９ｂを内部に備えたリッジ式加熱室、
１０は加熱部８に吸収されずに通過してきたマイクロ波
を反射させずに吸収する無反射終端部である。ここでリ
ッジ式加熱室７を上記の様な構成にすることにより、第
３図ｅ）の矢印に示される様な電界が生じる。この電界
分布は、第３図（ｂ）で示される斜線部分人全域に渡っ
ており、第３図（ｂ）の断面図に対応する電界強度図（
Ｃ）で示される様に、斜線部公人の中央部近辺がとりわ
け電界強度が大となっている。In Figures 1 and 2, 1 is a microwave oscillator that generates microwaves, 2 is an isolator that absorbs the reflected microwaves and operates the microwave oscillator 1 stably, and 3 is a reflection of microwaves. 4 is a waveguide, 6 is an object to be heated, 6 is a heating section that directly receives microwave irradiation, and 7 is opposed to each other across a gap 8 through which the object to be heated 6 passes. a ridge-type heating chamber equipped with two pairs of ridges 9a and 9b arranged so as to
Reference numeral 10 denotes a non-reflection termination portion that absorbs microwaves that have passed through the heating portion 8 without being absorbed by the heating portion 8 without reflecting them. By configuring the ridge-type heating chamber 7 as described above, an electric field as shown by the arrow in FIG. 3e) is generated. This electric field distribution extends over the entire shaded area shown in FIG. 3(b), and the electric field intensity diagram (
As shown in C), the electric field strength is particularly high near the center of the public figure, which is the shaded area.
以上のように構成されたマイクロ波加熱装置を用いて加
熱部にマイクロ波を照射する方法について以下その動作
を説明する。The operation of a method of irradiating a heating section with microwaves using the microwave heating device configured as described above will be described below.
まず被加熱物６をリッジ式加熱室７の間隙８に送り込み
、加熱部６をリッジ式加熱室７のほぼ中央部に位置させ
る。この状態でマイクロ波発振器１を作動させるならば
、マイクロ波（図示せず）はアイソレータ２、整合器３
および導波管４を介してリッジ式加熱室７内部に誘導さ
れる。リッジ式加熱室７内部に設けられたリッジ対ｇａ
、ｇｂはその形状が台形型となっており、マイクロ波を
容易に引き込むようにしてあり、マイクロ波は加熱物６
の位置する部分を集中的に照射する。First, the object to be heated 6 is sent into the gap 8 of the ridge-type heating chamber 7, and the heating section 6 is positioned approximately at the center of the ridge-type heating chamber 7. If the microwave oscillator 1 is operated in this state, the microwave (not shown) will be transmitted through the isolator 2 and the matching box 3.
and is guided into the ridge type heating chamber 7 via the waveguide 4. Ridge pair ga provided inside the ridge type heating chamber 7
, gb has a trapezoidal shape and is designed to easily draw in microwaves.
The area where is located is irradiated intensively.
以上のように本実施例によれば、リッジ対を有する加熱
室において加熱部をマイクロ波で集中的に照射すること
によυ、加熱部を内外部共に早期に加熱することが可能
となり、マイクロ波のエネルギー消費を効率よくできる
。As described above, according to this embodiment, by intensively irradiating the heating section with microwaves in the heating chamber having a pair of ridges, it is possible to quickly heat both the inside and outside of the heating section. Efficient wave energy consumption.
なお、本実施例においてリッジ式加熱室７は両側面が開
口している構造としたが、他に第４図（＆）。In this embodiment, the ridge-type heating chamber 7 has a structure in which both sides are open, but the structure shown in FIG.
（ｂ）に示す様に一側面を閉口とする構造も考えられる
。リッジ式加熱室７を上記第４図（！Ｌ） 、 （ｂ）
の構造にすることによシ、被加熱物５の一端部かリッジ
式加熱室７の内壁によって規制され加熱部の位置決めを
容易に行える。A structure in which one side is closed as shown in (b) is also conceivable. The ridge type heating chamber 7 is shown in Fig. 4 (!L) and (b) above.
With this structure, one end of the object to be heated 5 is regulated by the inner wall of the ridge-type heating chamber 7, and the positioning of the heating section can be easily performed.
また、本実施例におけるマイクロ波加熱装置では、無反
射終端部１ｏを設けていたが、この無反射終端部１０に
水負荷を用いて吸収されなかったマイクロ波を吸収させ
ても良い。Further, although the microwave heating device in this embodiment is provided with the non-reflection termination portion 1o, the non-reflection termination portion 10 may be loaded with water to absorb unabsorbed microwaves.
発明の効果
以上のように本発明は、被加熱物の通過する間隙を挾ん
で互いに対抗するように配置された２組のリッジ対全内
部に備えたリッジ式加熱室とマイクロ波供給部を設ける
ことにより、加熱を必要とする部分に限定して集中加熱
を行うことができ、マイクロ波は余分な部分へ吸収され
ることがないので、効率の良いエネルギー消費を実現で
きる優れたマイクロ波加熱装置及びその方法を提供する
ものである。Effects of the Invention As described above, the present invention provides a ridge-type heating chamber and a microwave supply unit provided inside two pairs of ridges, which are arranged to face each other across a gap through which the object to be heated passes. This makes it possible to perform concentrated heating only on the areas that require heating, and the microwaves are not absorbed into unnecessary areas, making this an excellent microwave heating device that can achieve efficient energy consumption. and a method thereof.
第１図は本発明の一実施例におけるマイクロ波加熱装置
を示す平面図、第２図はリッジ式加熱室の構成を示す破
断斜視図、第３図（ａ） 、 （ｂ） 、 （Ｃ）はリ
ッジ式加熱室の電界分布状態と電界強度を示す図、第４
図（ａ） 、 （ｂ）はリッジ式加熱室の構造例を示す
断面図である。
１・・・・・マイクロ波発振器、２・・・・・・アイル
−タ、３・・・・・・整合器、４・・・・・・導波管、
６・・・・・・被加熱物、６・・・・・・加熱部、７・
・・・・・リッジ式加熱室、８・・・・・・間隙、９１
，９ｂ・・・・・・リッジ対、１０・・・・・・無反射
終端部。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名、Ｃ
３−Fig. 1 is a plan view showing a microwave heating device according to an embodiment of the present invention, Fig. 2 is a cutaway perspective view showing the configuration of a ridge type heating chamber, and Figs. 3 (a), (b), (C). Figure 4 shows the electric field distribution state and electric field strength of the ridge type heating chamber.
Figures (a) and (b) are cross-sectional views showing a structural example of a ridge-type heating chamber. 1... Microwave oscillator, 2... Air router, 3... Matching box, 4... Waveguide,
6...Object to be heated, 6...Heating section, 7.
...Ridge type heating chamber, 8...Gap, 91
, 9b... Ridge pair, 10... Non-reflection termination. Name of agent: Patent attorney Toshio Nakao and one other person, C
3-
Claims (2)
ように配置された２組のリッジ対を内部に備えたリッジ
式加熱室と前記リッジ式加熱室へマイクロ波を供給する
マイクロ波供給部とから構成されるマイクロ波加熱装置
。(1) A ridge-type heating chamber internally equipped with two pairs of ridges arranged opposite to each other across a gap through which the object to be heated passes, and a microwave supply supplying microwaves to the ridge-type heating chamber. A microwave heating device consisting of:
ように配置された２組のリッジ対を内部に備えたリッジ
式加熱室にマイクロ波を供給し、被加熱物を同マイクロ
波にて加熱するマイクロ波加熱方法。(2) Microwaves are supplied to a ridge-type heating chamber equipped with two pairs of ridges arranged to face each other across the gap through which the object to be heated passes, and the object to be heated is exposed to the microwaves. Microwave heating method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63102118A JPH01274381A (en) | 1988-04-25 | 1988-04-25 | Microwave heating device and heating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63102118A JPH01274381A (en) | 1988-04-25 | 1988-04-25 | Microwave heating device and heating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01274381A true JPH01274381A (en) | 1989-11-02 |
Family
ID=14318883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63102118A Pending JPH01274381A (en) | 1988-04-25 | 1988-04-25 | Microwave heating device and heating method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01274381A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6259077B1 (en) * | 1999-07-12 | 2001-07-10 | Industrial Microwave Systems, Inc. | Method and apparatus for electromagnetic exposure of planar or other materials |
| US6396034B2 (en) * | 1999-08-11 | 2002-05-28 | Industrial Microwave Systems, Inc. | Method and apparatus for electromagnetic exposure of planar or other materials |
| US7470876B2 (en) * | 2005-12-14 | 2008-12-30 | Industrial Microwave Systems, L.L.C. | Waveguide exposure chamber for heating and drying material |
| WO2017118504A1 (en) * | 2016-01-08 | 2017-07-13 | Homag Gmbh | Device for heating a functional layer |
| WO2017118534A1 (en) * | 2016-01-08 | 2017-07-13 | Homag Gmbh | Device for heating a functional layer |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513415A (en) * | 1974-06-29 | 1976-01-12 | Kyoritsu Kiko Kk | Ekitaino funshutsusochi |
-
1988
- 1988-04-25 JP JP63102118A patent/JPH01274381A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS513415A (en) * | 1974-06-29 | 1976-01-12 | Kyoritsu Kiko Kk | Ekitaino funshutsusochi |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6259077B1 (en) * | 1999-07-12 | 2001-07-10 | Industrial Microwave Systems, Inc. | Method and apparatus for electromagnetic exposure of planar or other materials |
| US6590191B2 (en) | 1999-07-12 | 2003-07-08 | Industrial Microwaves Systems, Inc. | Method and apparatus for electromagnetic exposure of planar or other materials |
| US6396034B2 (en) * | 1999-08-11 | 2002-05-28 | Industrial Microwave Systems, Inc. | Method and apparatus for electromagnetic exposure of planar or other materials |
| US7470876B2 (en) * | 2005-12-14 | 2008-12-30 | Industrial Microwave Systems, L.L.C. | Waveguide exposure chamber for heating and drying material |
| AU2006341402B2 (en) * | 2005-12-14 | 2012-12-20 | Industrial Microwave Systems, L.L.C. | Waveguide exposure chamber for heating and drying material |
| WO2017118504A1 (en) * | 2016-01-08 | 2017-07-13 | Homag Gmbh | Device for heating a functional layer |
| WO2017118534A1 (en) * | 2016-01-08 | 2017-07-13 | Homag Gmbh | Device for heating a functional layer |
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