JP7070844B2 - ガス検知システム - Google Patents
ガス検知システム Download PDFInfo
- Publication number
- JP7070844B2 JP7070844B2 JP2019539579A JP2019539579A JP7070844B2 JP 7070844 B2 JP7070844 B2 JP 7070844B2 JP 2019539579 A JP2019539579 A JP 2019539579A JP 2019539579 A JP2019539579 A JP 2019539579A JP 7070844 B2 JP7070844 B2 JP 7070844B2
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- JP
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- Prior art keywords
- gas
- unit
- infrared camera
- subject
- detection system
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/48—Thermography; Techniques using wholly visual means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Toxicology (AREA)
- Signal Processing (AREA)
- Radiation Pyrometers (AREA)
- Examining Or Testing Airtightness (AREA)
- Closed-Circuit Television Systems (AREA)
- Emergency Alarm Devices (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
Claims (7)
- 赤外カメラと、
前記赤外カメラによって撮影した画像がガスか否かを判断する判断部と、
ガス検知の対象及び周辺における降雨状態を検知する降雨検知部と、
前記赤外カメラによる撮影領域のうち高温となる除外領域を予め記憶しておく記憶部と、を備え
前記判断部は、前記降雨検知部が降雨状態を検知した場合、前記赤外カメラによって撮影した画像内の前記除外領域にガス状の被写体が写った場合には、当該ガス状の被写体をガスでないと判断するガス検知システム。 - 前記撮影領域のうちガスを監視する部分領域の位置と範囲とをユーザーが設定することを許容する領域設定部をさらに備えた、請求項1に記載のガス検知システム。
- 前記部分領域内に高温の被写体が写っている場合に、前記判断部は、当該高温の被写体をガスでないと判断する、請求項2に記載のガス検知システム。
- 前記高温の被写体であるか否かは、前記赤外カメラによって撮影した画像から変換された温度データに基づいて判断される、請求項3に記載のガス検知システム。
- 前記記憶部に記憶された前記除外領域に対応する設備の温度変化に関する情報を当該設備側から取得する温度情報通知部をさらに備える、請求項1~4のいずれか一項に記載のガス検知システム。
- 前記降雨検知部は、前記赤外カメラによって撮影している場所若しくは当該場所の近傍、又は、前記赤外カメラの位置若しくは当該位置の近傍に配置されている、請求項1~5のいずれか一項に記載のガス検知システム。
- 前記赤外カメラは、冷却された状態で使用される撮像素子を含む冷却センサーを有し、3~5μm帯の波長を撮影する、請求項1~6のいずれか一項に記載のガス検知システム。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017167305 | 2017-08-31 | ||
| JP2017167305 | 2017-08-31 | ||
| PCT/JP2018/031934 WO2019044898A1 (ja) | 2017-08-31 | 2018-08-29 | ガス検知システム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2019044898A1 JPWO2019044898A1 (ja) | 2020-10-29 |
| JP7070844B2 true JP7070844B2 (ja) | 2022-05-18 |
Family
ID=65525594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019539579A Active JP7070844B2 (ja) | 2017-08-31 | 2018-08-29 | ガス検知システム |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7070844B2 (ja) |
| WO (1) | WO2019044898A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12046117B2 (en) * | 2019-03-19 | 2024-07-23 | Konica Minolta, Inc. | Gas detection device, gas detection method, and gas detection program |
| US12253433B2 (en) | 2019-06-11 | 2025-03-18 | Konica Minolta, Inc. | Gas monitoring device, method, and program |
| CN110751813A (zh) * | 2019-11-07 | 2020-02-04 | 成都千嘉科技有限公司 | 基于红外成像的燃气报警系统 |
| EP4134649B1 (en) * | 2020-04-10 | 2025-09-24 | Konica Minolta, Inc. | Gas detection device, computer implemented gas detection method, and gas detection program |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016161397A (ja) | 2015-03-02 | 2016-09-05 | コニカミノルタ株式会社 | 流体漏れ検知装置 |
| JP2016170029A (ja) | 2015-03-12 | 2016-09-23 | コニカミノルタ株式会社 | データ品質保証システム及び課金システム |
| JP2017090190A (ja) | 2015-11-09 | 2017-05-25 | コニカミノルタ株式会社 | ガス検知用画像処理装置、ガス検知用画像処理方法及びガス検知用画像処理プログラム |
-
2018
- 2018-08-29 JP JP2019539579A patent/JP7070844B2/ja active Active
- 2018-08-29 WO PCT/JP2018/031934 patent/WO2019044898A1/ja not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016161397A (ja) | 2015-03-02 | 2016-09-05 | コニカミノルタ株式会社 | 流体漏れ検知装置 |
| JP2016170029A (ja) | 2015-03-12 | 2016-09-23 | コニカミノルタ株式会社 | データ品質保証システム及び課金システム |
| JP2017090190A (ja) | 2015-11-09 | 2017-05-25 | コニカミノルタ株式会社 | ガス検知用画像処理装置、ガス検知用画像処理方法及びガス検知用画像処理プログラム |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019044898A1 (ja) | 2019-03-07 |
| JPWO2019044898A1 (ja) | 2020-10-29 |
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