JPS6327608B2 - - Google Patents
Info
- Publication number
- JPS6327608B2 JPS6327608B2 JP23179682A JP23179682A JPS6327608B2 JP S6327608 B2 JPS6327608 B2 JP S6327608B2 JP 23179682 A JP23179682 A JP 23179682A JP 23179682 A JP23179682 A JP 23179682A JP S6327608 B2 JPS6327608 B2 JP S6327608B2
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- supply pipe
- burner
- combustion
- main
- 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.)
- Expired
Links
- 239000000446 fuel Substances 0.000 claims description 56
- 238000002485 combustion reaction Methods 0.000 claims description 33
- 238000010438 heat treatment Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 239000000567 combustion gas Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Spray-Type Burners (AREA)
- Gas Burners (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本発明はガスあるいは石油等の燃料を燃焼させ
て、暖房や給湯を行なう燃焼装置に係り、特に、
燃焼速度の異なる種々の燃料を同一でかつ高速の
燃焼速度にして燃焼させる装置に関する。[Detailed Description of the Invention] Industrial Application Field The present invention relates to a combustion device for heating or hot water supply by burning fuel such as gas or oil.
The present invention relates to an apparatus for burning various fuels having different combustion speeds at the same high combustion speed.
従来例の構成とその問題点
従来、燃焼速度の遅いガスに対して混合気を予
熱し、燃焼速度を上げて燃焼範囲を拡大する手段
としては第１図に示す構成のものがあつた。１は
燃料および空気供給管、２は混合室、３はバー
ナ、４は燃焼室、５は熱交換器、６は給水管であ
る。次に作用を説明すると、燃料および空気供給
管１より混合気が混合室２に導かれ、バーナ３で
燃焼する。その際、燃焼室４、バーナ３、混合室
２はAl等の熱伝導性の良い材料で一体構成され
ており、燃焼室４の外壁が加熱されることにより
混合室２の外壁も温度上昇し混合気を加熱する。
そのため燃焼速度の遅い燃料であつても充分バー
ナ３で燃焼可能となる。燃焼ガスは熱交換器５に
入り給水管６より入つた水を加熱する。Conventional configurations and their problems Conventionally, there has been a configuration shown in FIG. 1 as a means for preheating a gas mixture with a slow combustion rate to increase the combustion rate and expand the combustion range. 1 is a fuel and air supply pipe, 2 is a mixing chamber, 3 is a burner, 4 is a combustion chamber, 5 is a heat exchanger, and 6 is a water supply pipe. Next, the operation will be described. The air-fuel mixture is introduced into the mixing chamber 2 through the fuel and air supply pipe 1 and is combusted in the burner 3. At this time, the combustion chamber 4, burner 3, and mixing chamber 2 are integrally constructed of a material with good thermal conductivity such as Al, and as the outer wall of the combustion chamber 4 is heated, the temperature of the outer wall of the mixing chamber 2 also increases. Heat the mixture.
Therefore, even if the fuel has a slow combustion speed, it can be sufficiently burned in the burner 3. The combustion gas enters the heat exchanger 5 and heats the water entering from the water supply pipe 6.
この構成により、混合気が予熱され燃焼速度の
遅い燃料であつて燃焼可能となるが、逆に燃焼速
度の速い燃料は増々速い燃焼速度となりバーナ３
が異常に加熱されたりバツクフアイヤを起すとい
う欠点があつた。 With this configuration, the air-fuel mixture is preheated so that fuel with a slow combustion rate can be combusted, but conversely, fuel with a high combustion rate becomes faster and faster, and the burner 3
The problem was that it heated up abnormally and caused backfire.
発明の目的
本発明はかかる従来の問題点を解決するばかり
か、燃焼速度の異なる種々の燃料を混合気温度を
調節することにより同一でかつ高速の燃焼速度に
して燃焼させ、装置をユニバーサル化および小型
化することを目的とする。Purpose of the Invention The present invention not only solves the conventional problems, but also allows various fuels with different combustion speeds to be combusted at the same high combustion speed by adjusting the mixture temperature, thereby making the device universal. The purpose is to make it smaller.
ユニバーサル化とは、日本に存在する15種類の
ガス燃料を一つの装置で燃焼させることを意味
し、従来のように燃料ノズルを変換したり、バー
ナそのものを変換する必要のないものである。従
来、ユニバーサル化のために装置は最も条件の悪
い燃料に合わせて設計されるため装置の小型化も
充分ではなかつたが、燃焼速度を同一でかつ高速
にするため、従来以上の小型化が可能となるので
ある。 Universalization means that the 15 types of gas fuels that exist in Japan can be burned in one device, and there is no need to convert the fuel nozzle or burner itself as in the past. Previously, in order to make it universal, devices were designed to match the fuel with the most unfavorable conditions, so it was not possible to make the device small enough, but since the combustion speed is the same and high, it is possible to make it even smaller than before. It becomes.
発明の構成
上記目的を達成するために、燃料を燃焼させる
主バーナと主バーナ上流に配設された混合室と、
当混合室内に、混合気温度を上昇させるための加
熱用熱交換器と当加熱用熱交換器を加熱するため
の補助バーナとを有するとともに、主バーナへ燃
料を供給する主燃料供給管と、当主燃料供給管よ
り分岐した、補助バーナに燃料を供給する補助燃
料供給管と、当補助燃料供給管に配設された燃料
分配弁とを有している。Configuration of the Invention In order to achieve the above object, a main burner that burns fuel and a mixing chamber disposed upstream of the main burner,
The mixing chamber includes a heating heat exchanger for increasing the temperature of the air-fuel mixture and an auxiliary burner for heating the heating heat exchanger, and a main fuel supply pipe for supplying fuel to the main burner; It has an auxiliary fuel supply pipe that branches from the main fuel supply pipe and supplies fuel to the auxiliary burner, and a fuel distribution valve disposed on the auxiliary fuel supply pipe.
実施例の説明
本発明の給湯機における一実施例を第２図を用
いて説明する。第１図と同一部材には同一番号を
符している。DESCRIPTION OF EMBODIMENTS An embodiment of the water heater of the present invention will be described with reference to FIG. Components that are the same as those in FIG. 1 are designated by the same numbers.
１ａは主燃料供給管、１ｂは補助燃料供給管、
３ａは主バーナ、３ｂは補助バーナであり、７は
給湯管、８は加熱用熱交換器、９は燃焼ガス誘導
管、１０は給気管、１は燃料調節弁、１２は分配
弁、１３は主バーナノズルである。主バーナ３ａ
の上流に混合室２が配設されており、当混合室２
の中に、加熱用熱交換器８と主バーナノズル１３
が有り、加熱用熱交換器８の中には補助バーナ３
ｂが配設され、主バーナノズル１３には、燃料調
節弁１１が配設された主燃料供給管１ａが連結さ
れ、補助バーナ３ｂには、主燃料供給管１ａより
分岐した補助燃料供給管１ｂが連結され、前記補
助燃料供給管１ｂには分配弁１２が配設されてい
る。また、混合室２の上流には給気管１０が開口
している。主バーナ３ａの下流には燃焼室４があ
り、補助バーナ３ｂからの排気ガスを導く、燃焼
ガス誘導管９が連結されている。燃焼室４の下流
には、給水管６と給湯管７により構成された熱交
換器５が存在している。 1a is the main fuel supply pipe, 1b is the auxiliary fuel supply pipe,
3a is a main burner, 3b is an auxiliary burner, 7 is a hot water supply pipe, 8 is a heating heat exchanger, 9 is a combustion gas guide pipe, 10 is an air supply pipe, 1 is a fuel control valve, 12 is a distribution valve, 13 is a This is the main burner nozzle. Main burner 3a
A mixing chamber 2 is arranged upstream of the mixing chamber 2.
Inside, a heating heat exchanger 8 and a main burner nozzle 13 are installed.
There is an auxiliary burner 3 in the heating heat exchanger 8.
The main burner nozzle 13 is connected to a main fuel supply pipe 1a provided with a fuel control valve 11, and the auxiliary burner 3b is connected to an auxiliary fuel supply pipe 1b branched from the main fuel supply pipe 1a. A distribution valve 12 is disposed in the auxiliary fuel supply pipe 1b. Further, an air supply pipe 10 is opened upstream of the mixing chamber 2. A combustion chamber 4 is located downstream of the main burner 3a, and is connected to a combustion gas guide pipe 9 that guides exhaust gas from the auxiliary burner 3b. A heat exchanger 5 including a water supply pipe 6 and a hot water supply pipe 7 is located downstream of the combustion chamber 4 .
本構成の実施例により、給気管１０より流入し
た燃焼用空気は加熱用熱交換器８により加熱され
て所定の温度まで上昇したのち、主バーナノズル
１３より噴出した燃料と混合し、主バーナ３ａで
燃焼する。この時、混合気温度を調節することに
より、燃焼速度の異なつた燃料であつても、同一
でありかつ高速の燃焼速度で燃焼さすことが可能
となる。 According to the embodiment of this configuration, the combustion air flowing in from the air supply pipe 10 is heated by the heating heat exchanger 8 and raised to a predetermined temperature, and then mixed with the fuel spouted from the main burner nozzle 13, and is then heated by the main burner 3a. Burn. At this time, by adjusting the air-fuel mixture temperature, even fuels with different combustion speeds can be burned at the same high combustion speed.
第３図にはCH4における混合気温度と燃焼速度
との関係が示してある。第２図より分かるように
CH4を主成分とする13A系燃料は常温で燃焼速度
は30cm／sec前後であるが、混合気温度を210℃に
すれば、燃焼速度の最も速い水素を主成分とする
6C系燃料の燃焼速度80cm／secと同一となること
が分かる。 FIG. 3 shows the relationship between air-fuel mixture temperature and combustion rate in CH 4 . As can be seen from Figure 2
13A fuel, which has CH 4 as its main component, has a combustion rate of around 30cm/sec at room temperature, but if the mixture temperature is set to 210℃, the main component is hydrogen, which has the fastest combustion rate.
It can be seen that the combustion speed is the same as 80 cm/sec for 6C fuel.
混合気温度の調節は補助燃料供給管１ｂに配設
された分配弁１２により燃料変更時にのみ行なわ
れる。分配率Ｒは以下の式で算出される。 The mixture temperature is adjusted by the distribution valve 12 disposed in the auxiliary fuel supply pipe 1b only when changing the fuel. The distribution ratio R is calculated using the following formula.
Ｒ＝Cp・Δt・Va・ｍ／Hu×100 Cp：比熱 kcal／m3 Δt：（必要混合気温度−常温）℃ Va：理論空気量 m3／m3gas ｍ ：空気過剰率または一次空気比 Hu：総発熱量 kcal／m3gas 13A系であると分配比は10％以下である。 R=C p・Δt・Va・m/Hu×100 C p : Specific heat kcal/m 3 Δt: (Required mixture temperature - room temperature) ℃ Va: Theoretical air amount m 3 /m 3 gas m: Excess air ratio or Primary air ratio Hu: Total calorific value kcal/m 3 gas For a 13A system, the distribution ratio is 10% or less.
燃焼量は主燃料供給管１ａに配設された燃料調
節弁１１により設定されて主バーナ１３に送られ
る。また加熱用熱交換器８で混合気を加熱した後
の補助バーナよりの燃焼ガスは燃焼ガス誘導管９
を通して燃焼室に送られるため、エネルギーのロ
スはない。その後、全燃焼ガスは熱交換器５に至
り、給水管６より給水された水を加熱し、加熱さ
れた水は湯となり給湯管７より給湯される。 The amount of combustion is set by a fuel control valve 11 disposed in the main fuel supply pipe 1a, and the fuel is sent to the main burner 13. Further, after the mixture is heated in the heating heat exchanger 8, the combustion gas from the auxiliary burner is transferred to the combustion gas guide pipe 9.
There is no loss of energy as it is sent to the combustion chamber through the After that, all the combustion gas reaches the heat exchanger 5 and heats the water supplied from the water supply pipe 6, and the heated water becomes hot water and is supplied from the hot water supply pipe 7.
本実施例により、補助バーナと加熱用熱交換器
を用いて混合気を加熱することにより、燃焼速度
の異なつた燃料を、同一であり、かつ高速である
80cm／secの燃焼速度で燃焼さすことができ、装
置を完全にユニバーサル化できる。また、高速の
燃焼速度で燃焼さすために装置が小型化できる。
また、エネルギーを捨てることがなく、エネルギ
ーロスがない等の効果がある。 In this example, by heating the air-fuel mixture using an auxiliary burner and a heating heat exchanger, fuels with different combustion speeds can be burned at the same and high speed.
It can burn at a combustion speed of 80 cm/sec, making the device completely universal. In addition, the device can be made smaller because it burns at a high combustion rate.
In addition, there are effects such as no energy being wasted and no energy loss.
発明の効果
本発明によれば、次の効果を得ることができ
る。Effects of the Invention According to the present invention, the following effects can be obtained.
(1) 補助バーナと加熱用熱交換器を用いて混合気
を加熱することにより、燃焼速度の異なつた燃
料を同一であり、かつ高速で燃焼さすことがで
き、装置を完全にユニバーサル化できる。(1) By heating the air-fuel mixture using an auxiliary burner and a heating heat exchanger, fuels with different combustion speeds can be burned at the same high speed, making the device completely universal.
(2) 高速の燃焼速度で燃焼さすために装置が小型
化できる。(2) The device can be miniaturized because it burns at a high combustion rate.
第１図は従来の実施例を示す斜視図、第２図は
本発明の給湯機における一実施例を示す正面断面
図、第３図は同機における混合気温度と燃焼速度
との関係を示すグラフである。
１ａ……主燃料供給管、１ｂ……補助燃料供給
管、３ａ……主バーナ、３ｂ……補助バーナ、８
……加熱用熱交換器、１２……分配弁。
Fig. 1 is a perspective view showing a conventional embodiment, Fig. 2 is a front sectional view showing an embodiment of the water heater of the present invention, and Fig. 3 is a graph showing the relationship between air-fuel mixture temperature and combustion rate in the water heater. It is. 1a...Main fuel supply pipe, 1b...Auxiliary fuel supply pipe, 3a...Main burner, 3b...Auxiliary burner, 8
... Heating heat exchanger, 12 ... Distribution valve.
Claims (1)
上流に配設された混合室と、前記混合室内に混合
気温度を上昇させるための加熱用熱交換器と、前
記加熱用熱交換器を加熱するための補助バーナと
前記主バーナへ燃料を供給する主燃料供給管と、
前記主燃料供給管より分岐した補助バーナに燃料
を供給する補助燃料供給管と、前記補助燃料供給
管に配設された燃料分配弁とを備えてなる燃焼装
置。1. A main burner that burns fuel, a mixing chamber disposed upstream of the main burner, a heating heat exchanger for increasing the temperature of the mixture in the mixing chamber, and heating the heating heat exchanger. an auxiliary burner for and a main fuel supply pipe that supplies fuel to the main burner;
A combustion device comprising: an auxiliary fuel supply pipe branching from the main fuel supply pipe to supply fuel to an auxiliary burner; and a fuel distribution valve disposed on the auxiliary fuel supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23179682A JPS59119108A (en) | 1982-12-24 | 1982-12-24 | Burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23179682A JPS59119108A (en) | 1982-12-24 | 1982-12-24 | Burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59119108A JPS59119108A (en) | 1984-07-10 |
| JPS6327608B2 true JPS6327608B2 (en) | 1988-06-03 |
Family
ID=16929149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23179682A Granted JPS59119108A (en) | 1982-12-24 | 1982-12-24 | Burner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59119108A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0552651U (en) * | 1991-12-16 | 1993-07-13 | 福岡丸本株式会社 | Air bag for indoor temperature control |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106594721B (en) * | 2016-12-15 | 2019-03-29 | 广东美的厨房电器制造有限公司 | Burner and gas cooker |
-
1982
- 1982-12-24 JP JP23179682A patent/JPS59119108A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0552651U (en) * | 1991-12-16 | 1993-07-13 | 福岡丸本株式会社 | Air bag for indoor temperature control |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59119108A (en) | 1984-07-10 |
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