JPH0156439B2 - - Google Patents
Info
- Publication number
- JPH0156439B2 JPH0156439B2 JP58119855A JP11985583A JPH0156439B2 JP H0156439 B2 JPH0156439 B2 JP H0156439B2 JP 58119855 A JP58119855 A JP 58119855A JP 11985583 A JP11985583 A JP 11985583A JP H0156439 B2 JPH0156439 B2 JP H0156439B2
- Authority
- JP
- Japan
- Prior art keywords
- fire
- difference value
- detection data
- threshold
- detector
- 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
- 238000001514 detection method Methods 0.000 claims description 43
- 238000004364 calculation method Methods 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000012886 linear function Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000012887 quadratic function Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11985583A JPS6011995A (ja) | 1983-07-01 | 1983-07-01 | 火災報知装置 |
DE19843405857 DE3405857A1 (de) | 1983-02-24 | 1984-02-16 | Feueralarmsystem |
NO840628A NO163877C (no) | 1983-02-24 | 1984-02-20 | Fremgangsmaate til behandling av brannspesifikke data i etbrannalarmsystem. |
GB08404394A GB2135801B (en) | 1983-02-24 | 1984-02-20 | Fire alarm system |
CH89384A CH652519A5 (de) | 1983-02-24 | 1984-02-23 | Feueralarmvorrichtung und verfahren zu ihrem betrieb. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11985583A JPS6011995A (ja) | 1983-07-01 | 1983-07-01 | 火災報知装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6011995A JPS6011995A (ja) | 1985-01-22 |
JPH0156439B2 true JPH0156439B2 (ru) | 1989-11-30 |
Family
ID=14771937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11985583A Granted JPS6011995A (ja) | 1983-02-24 | 1983-07-01 | 火災報知装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6011995A (ru) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60134999A (ja) * | 1983-12-23 | 1985-07-18 | ホーチキ株式会社 | 火災報知装置 |
JPS60135000A (ja) * | 1983-12-23 | 1985-07-18 | ホーチキ株式会社 | 火災報知装置 |
JPH0719314B2 (ja) * | 1985-04-01 | 1995-03-06 | ホーチキ株式会社 | アナログ火災報知装置 |
JPS61237194A (ja) * | 1985-04-12 | 1986-10-22 | ホーチキ株式会社 | 火災報知装置 |
JPS61237195A (ja) * | 1985-04-12 | 1986-10-22 | ホーチキ株式会社 | 火災報知装置 |
JPS6219999A (ja) * | 1985-07-18 | 1987-01-28 | ホーチキ株式会社 | 火災報知装置 |
JPH02245896A (ja) * | 1989-03-20 | 1990-10-01 | Nohmi Bosai Ltd | 蓄積型火災警報装置 |
JP2020204837A (ja) * | 2019-06-14 | 2020-12-24 | 鹿島建設株式会社 | 火災監視システム及び火災監視方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5597690A (en) * | 1978-09-15 | 1980-07-25 | Anglo Amer Corp South Africa | Alarm device and method of processing analog output signal from sensor |
-
1983
- 1983-07-01 JP JP11985583A patent/JPS6011995A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5597690A (en) * | 1978-09-15 | 1980-07-25 | Anglo Amer Corp South Africa | Alarm device and method of processing analog output signal from sensor |
Also Published As
Publication number | Publication date |
---|---|
JPS6011995A (ja) | 1985-01-22 |
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