battery-operated smoke detector

The verification shows that the sensitivity of the point type photo electric smoke detector can be improved by designing appropriate scattering angel so as to realize the even detection of all kinds of fires.

根据数字模拟阴燃火、明火散射光强度的角度依存性和实际验证 ,证明通过设计合理的散射角度 ,改进点型光电感烟火灾探测器 (以下简称光电感烟探测器 )的灵敏度 ,可以实现对各种火灾的均一探测。

The paper compares the test methods and requirements of sensitivity and response threshold of the point photo electric smoke detector regulated in the related standards in the USA,Europe and Japanese.

对美国、欧洲、日本点型光电感烟火灾探测器 (以下简称光电感烟探测器 )标准所规定的火灾灵敏度试验和响应阈值试验的试验方法及要求进行比较 ,提出了改进光电感烟探测器灵敏度的方

This paper, based on multi-information database of smoke aerosol in early fire, concludes and analyzes the inherent ability of forward scatter-type photoelectric smoke detector.

以国家科技部973项目中建立的火灾探测应用环境及火灾信息数据库为依据,对目前使用最为广泛的前向散射型光电感烟探测器固有特性的归纳和分析,通过数据挖掘,提出一种切实可行的算法处理技术和智能判断火灾方法,有效提高了现有前向散射型光电感烟探测器的火灾探测及其抗干扰能力。

Assumption of smoke detectors based on the conductivity of carbon black;

一种基于炭黑导电性能的感烟探测器的设想

The article uses FDS to study the effect of environment temperature and setting position on the alarm time of smoke detectors.

通过在水平方向上设置多组感烟型火灾探测器,对比分析了0℃、10℃3、0℃的环境温度下,不同位置感烟探测器报警时间的差异和规律性。

photoelectric obscuration-type smoke detector

减光型光电感烟探测器

optical smoke detector

光电感烟探测器红外

scatter-type photoelectric smoke detector

散射型光电感烟探测器

A new method of measuring fire-induced smoke layer interface height by infrared beam detectors;

一种利用红外对射光电感烟探测器测量烟气层界面高度的思路

obscuration-type photoelectric smoke detector

减光型光电感烟火灾探测器

linear beam type smoke detector

光束线型感烟探测器

laser line type smoke detector

激光线型感烟探测器

capacitor type smoke detector

电容式感烟火灾探测器

laser beam line-type smoke detector

激光光束线型感烟探测器

position sensing photodetector

位置传感光电探测器

Infra-red beam line-type smoke detector

红外光束线型感烟探测器

projected linear foam smoke detector

投射光束式感烟火灾探测器

The Research and Design of Photoelectric Smoke Detecors Using Forward/Backward Scattered Light or Double Wavelengths Light;

双向散射及双波段光电感烟火灾探测器特性研究与设计

light obscuration smoke detection

减光型感烟火灾探测

light scattering smoke detection

散光型感烟火灾探测

sensitivity of smoke detector

感烟火灾探测器灵敏度

line-type smoke detector

线型感烟火灾探测器

air duct smoke detector

空气管道式感烟探测器