CN109612573B - 一种基于噪声频谱分析的树冠火和地面火检测方法 - Google Patents
一种基于噪声频谱分析的树冠火和地面火检测方法 Download PDFInfo
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- CN109612573B CN109612573B CN201811485573.2A CN201811485573A CN109612573B CN 109612573 B CN109612573 B CN 109612573B CN 201811485573 A CN201811485573 A CN 201811485573A CN 109612573 B CN109612573 B CN 109612573B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/005—Fire alarms; Alarms responsive to explosion for forest fires, e.g. detecting fires spread over a large or outdoors area
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CN109612573B true CN109612573B (zh) | 2021-01-12 |
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CN110333398B (zh) * | 2019-07-10 | 2020-05-05 | 北京航空航天大学 | 一种电磁频谱的噪声阈值计算方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101493980A (zh) * | 2009-03-05 | 2009-07-29 | 中国科学技术大学 | 一种基于多特征融合的快速视频火焰探测方法 |
CN102509414A (zh) * | 2011-11-17 | 2012-06-20 | 华中科技大学 | 一种基于计算机视觉的烟雾检测方法 |
CN108230607A (zh) * | 2018-01-23 | 2018-06-29 | 公安部沈阳消防研究所 | 一种基于区域特征分析的图像火灾探测方法 |
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CN1329875C (zh) * | 2003-06-24 | 2007-08-01 | 陈伟 | 火灾的发展趋势及火势定量检测方法 |
CN2704030Y (zh) * | 2004-06-03 | 2005-06-08 | 崔仪 | 可探测火灾隐患的声频探测器 |
JP4835285B2 (ja) * | 2006-06-27 | 2011-12-14 | パナソニック電工株式会社 | 火災報知システム |
WO2009054359A1 (ja) * | 2007-10-26 | 2009-04-30 | Panasonic Electric Works Co., Ltd. | 火災警報システム |
CN102928001A (zh) * | 2012-10-17 | 2013-02-13 | 中南林业科技大学 | 基于光纤光栅传感技术的森林火灾监测的无线传感系统 |
CN103106766B (zh) * | 2013-01-14 | 2014-12-17 | 广东赛能科技有限公司 | 林火识别方法与系统 |
CN104616417A (zh) * | 2015-02-12 | 2015-05-13 | 东华大学 | 一种基于次声波的隧道火灾探测装置 |
CN105894706B (zh) * | 2016-05-03 | 2019-01-04 | 南京林业大学 | 一种森林火灾预测方法及其系统 |
CN106987688A (zh) * | 2017-04-18 | 2017-07-28 | 上海交通大学 | 通过声音信号判断淬火裂纹产生的方法及装置 |
CN108648402B (zh) * | 2018-05-02 | 2020-04-24 | 平安科技(深圳)有限公司 | 智能火灾报警方法、终端及存储介质 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101493980A (zh) * | 2009-03-05 | 2009-07-29 | 中国科学技术大学 | 一种基于多特征融合的快速视频火焰探测方法 |
CN102509414A (zh) * | 2011-11-17 | 2012-06-20 | 华中科技大学 | 一种基于计算机视觉的烟雾检测方法 |
CN108230607A (zh) * | 2018-01-23 | 2018-06-29 | 公安部沈阳消防研究所 | 一种基于区域特征分析的图像火灾探测方法 |
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Application publication date: 20190412 Assignee: Nanjing Ruixi Technology Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2021320000091 Denomination of invention: A detection method of crown fire and ground fire based on noise spectrum analysis Granted publication date: 20210112 License type: Common License Record date: 20211013 |
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Application publication date: 20190412 Assignee: Nanjing Daolian Biological Technology Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2021320000096 Denomination of invention: A detection method of crown fire and ground fire based on noise spectrum analysis Granted publication date: 20210112 License type: Common License Record date: 20211021 |
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