JPWO2019044898A1 - ガス検知システム - Google Patents
ガス検知システム Download PDFInfo
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- JPWO2019044898A1 JPWO2019044898A1 JP2019539579A JP2019539579A JPWO2019044898A1 JP WO2019044898 A1 JPWO2019044898 A1 JP WO2019044898A1 JP 2019539579 A JP2019539579 A JP 2019539579A JP 2019539579 A JP2019539579 A JP 2019539579A JP WO2019044898 A1 JPWO2019044898 A1 JP WO2019044898A1
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- 238000001514 detection method Methods 0.000 title claims abstract description 76
- 238000001556 precipitation Methods 0.000 claims abstract description 14
- 230000007717 exclusion Effects 0.000 claims description 26
- 238000001816 cooling Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 23
- 239000007789 gas Substances 0.000 description 124
- 238000000034 method Methods 0.000 description 13
- 238000000605 extraction Methods 0.000 description 9
- 230000000875 corresponding effect Effects 0.000 description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000012935 Averaging Methods 0.000 description 7
- 238000003384 imaging method Methods 0.000 description 7
- 230000001186 cumulative effect Effects 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241000533950 Leucojum Species 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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
-
- 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 OR 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 OR 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 OR 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
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Multimedia (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Analytical Chemistry (AREA)
- Signal Processing (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Radiation Pyrometers (AREA)
- Examining Or Testing Airtightness (AREA)
- Closed-Circuit Television Systems (AREA)
- Emergency Alarm Devices (AREA)
Abstract
Description
Claims (8)
- 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、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少なくとも1以上の部分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1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1及び2のいずれか一項に記載のガス検知システム
- 前記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1〜3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をさらに備え、
前記判断部は、前記赤外カメラによって撮影した画像のうち前記除外領域にガス状の被写体が写った場合には、ガスでないと判断する、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5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、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1〜6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1〜7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 true JPWO2019044898A1 (ja) | 2020-10-29 |
JP7070844B2 JP7070844B2 (ja) | 2022-05-18 |
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JP2019539579A Active JP7070844B2 (ja) | 2017-08-31 | 2018-08-29 | ガス検知システム |
Country Status (2)
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JP (1) | JP7070844B2 (ja) |
WO (1) | WO2019044898A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220189279A1 (en) * | 2019-03-19 | 2022-06-16 | Konica Minolta, Inc. | Gas detection device, gas detection method, and gas detection program |
EP3985373A4 (en) * | 2019-06-11 | 2022-07-20 | 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 |
US20230194418A1 (en) * | 2020-04-10 | 2023-06-22 | Konica Minolta, Inc. | Gas detection device, 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 |
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2018
- 2018-08-29 WO PCT/JP2018/031934 patent/WO2019044898A1/ja active Application Filing
- 2018-08-29 JP JP2019539579A patent/JP7070844B2/ja active Active
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 |
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Publication number | Publication date |
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WO2019044898A1 (ja) | 2019-03-07 |
JP7070844B2 (ja) | 2022-05-18 |
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