JPH02100046U - - Google Patents
Info
- Publication number
- JPH02100046U JPH02100046U JP888189U JP888189U JPH02100046U JP H02100046 U JPH02100046 U JP H02100046U JP 888189 U JP888189 U JP 888189U JP 888189 U JP888189 U JP 888189U JP H02100046 U JPH02100046 U JP H02100046U
- Authority
- JP
- Japan
- Prior art keywords
- value
- burner
- effective value
- signal
- judgment value
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Regulation And Control Of Combustion (AREA)
- Control Of Combustion (AREA)
Description
第１図は本考案の第１実施例における着火検知
装置の全体構成図、第２図はメインバーナによる
燃焼時および送風時における送風量と検出信号の
パワーレベルとの関係を示すグラフ、第３図は第
２実施例における着火検知装置の全体構成図、第
４図は従来の光学式着火検知装置の要部を示す側
面図である。
１…マイクロホン（検出手段）、５…実効値変
換器（変換手段）、６…比較設定器（比較手段）
、９…メインバーナ、１０…メインフレーム、１
６…燃料調整弁、１７…空気調整弁、１８…流量
制御装置、１９…演算器（演算手段）。
FIG. 1 is an overall configuration diagram of the ignition detection device according to the first embodiment of the present invention, FIG. 2 is a graph showing the relationship between the amount of air blown and the power level of the detection signal during combustion and air blowing by the main burner, and FIG. This figure is an overall configuration diagram of an ignition detection device according to a second embodiment, and FIG. 4 is a side view showing the main parts of a conventional optical ignition detection device. 1... Microphone (detection means), 5... Effective value converter (conversion means), 6... Comparison setting device (comparison means)
, 9... Main burner, 10... Main frame, 1
6... Fuel regulating valve, 17... Air regulating valve, 18... Flow rate control device, 19... Arithmetic unit (arithmetic means).
Claims (1)
出手段と、その検出信号を実効値に変換する変換
手段と、燃焼用空気の流量に基づいて判定値を演
算する演算手段と、この演算された判定値と上記
実効値とを比較することによりバーナの着火、消
火を判定して信号を出力する判定手段とを備えた
ことを特徴とする着火検知装置。 A detection means for detecting minute pressure vibrations generated by the burner, a conversion means for converting the detection signal into an effective value, a calculation means for calculating a judgment value based on the flow rate of combustion air, and the calculated judgment value. and determining means for determining whether the burner is ignited or extinguished by comparing the value with the effective value and outputting a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP888189U JPH0419325Y2 (en) | 1989-01-26 | 1989-01-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP888189U JPH0419325Y2 (en) | 1989-01-26 | 1989-01-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02100046U true JPH02100046U (en) | 1990-08-09 |
| JPH0419325Y2 JPH0419325Y2 (en) | 1992-04-30 |
Family
ID=31215135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP888189U Expired JPH0419325Y2 (en) | 1989-01-26 | 1989-01-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419325Y2 (en) |
-
1989
- 1989-01-26 JP JP888189U patent/JPH0419325Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0419325Y2 (en) | 1992-04-30 |
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