JPS628544U - - Google Patents
Info
- Publication number
- JPS628544U JPS628544U JP9774485U JP9774485U JPS628544U JP S628544 U JPS628544 U JP S628544U JP 9774485 U JP9774485 U JP 9774485U JP 9774485 U JP9774485 U JP 9774485U JP S628544 U JPS628544 U JP S628544U
- Authority
- JP
- Japan
- Prior art keywords
- cadmium sulfide
- flame
- resistance
- region
- resistance level
- 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
- 229910052980 cadmium sulfide Inorganic materials 0.000 claims description 5
- FRLJSGOEGLARCA-UHFFFAOYSA-N cadmium sulfide Chemical compound [S-2].[Cd+2] FRLJSGOEGLARCA-UHFFFAOYSA-N 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000006866 deterioration Effects 0.000 claims description 2
- WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Control Of Combustion (AREA)
Description
第1図は炎検出装置を用いた燃焼機器の構成図
、第2図は本考案における炎検出器の制御回路の
作動説明図、第3図は他の実施例の作動説明図、
第4図は硫化カドミウムセルの劣化状態を示す説
明図、第5図は従来の炎検出器制御回路の作動説
明図である。
1……硫化カドミウムセル、2……炎検出器制
御回路(2′……制御回路)、3……燃焼器、4
……燃焼器制御回路。
Fig. 1 is a configuration diagram of a combustion device using a flame detection device, Fig. 2 is an explanatory diagram of the operation of the control circuit of the flame detector according to the present invention, and Fig. 3 is an explanatory diagram of the operation of another embodiment.
FIG. 4 is an explanatory diagram showing the deterioration state of a cadmium sulfide cell, and FIG. 5 is an explanatory diagram of the operation of a conventional flame detector control circuit. 1...Cadmium sulfide cell, 2...Flame detector control circuit (2'...control circuit), 3...Combustor, 4
...Combustor control circuit.
Claims (1)
化カドミウムセル1と、 基準値として設定される、炎有り抵抗レベル領
域A、炎無し抵抗レベル領域C及び領域Aと領域
Cとの境界領域に設けられる硫化カドミウム劣化
抵抗レベル領域Bを備えており、前記硫化カドミ
ウムセルからの抵抗信号を前記基準値と比較し、
該当する領域の判別信号を出力する制御回路2と
、からなることを特徴とする炎検出装置。[Claims for Utility Model Registration] A cadmium sulfide cell 1 whose resistance value changes depending on the illuminance of the irradiated light, and resistance level range A with flame, resistance level range C without flame, and range A set as reference values. A cadmium sulfide deterioration resistance level region B is provided in a boundary region with region C, and the resistance signal from the cadmium sulfide cell is compared with the reference value,
A flame detection device comprising: a control circuit 2 that outputs a discrimination signal for a corresponding area.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9774485U JPH0238214Y2 (en) | 1985-06-26 | 1985-06-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9774485U JPH0238214Y2 (en) | 1985-06-26 | 1985-06-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS628544U true JPS628544U (en) | 1987-01-19 |
JPH0238214Y2 JPH0238214Y2 (en) | 1990-10-16 |
Family
ID=30965013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9774485U Expired JPH0238214Y2 (en) | 1985-06-26 | 1985-06-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0238214Y2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6536232B2 (en) * | 2015-07-07 | 2019-07-03 | 三浦工業株式会社 | Flame detection device and boiler |
-
1985
- 1985-06-26 JP JP9774485U patent/JPH0238214Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0238214Y2 (en) | 1990-10-16 |
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