During a lab test, one of the engineers happened to light up a cigarette and the drifting smoke triggered the machine, which led Pearsall to realize that it could detect smoke as well as ions. Figuring he was onto a good thing, he designed a low-cost ionization detector that sold as ...
Generally, the smoke detectors will not react to cigarette smoke. But in a place where the cigarette smoke is too heavy, such as a place that has many smokers at the same time, then the smoke detector might sense the smoke and give a false alarm. 6.Poor power connection If the power ...
Do smoke detectors detect cigarette smoke? Can Cigarette Smoke Trigger a Fire Alarm? The short answer isyes, it can. Modern smoke detectors are more sensitive than older models because smoking indoors is prohibited in most public buildings today. ... However, while it's possible to set off ...
The air was thick with cigarettesmoke. 空气里充斥着浓浓的烟味。 柯林斯高阶英语词典 The chimney wassmokingfiercely. 烟囱里浓烟滚滚。 柯林斯高阶英语词典 ...a pile ofsmokingrubble. 一堆冒着烟的瓦砾 柯林斯高阶英语词典 He was sitting alone,smokinga big cigar... ...
homes.Smokedetectors are cheap and it gives alarm of any warning when it rise a high temperature that was produced by a fire this is becausesmokedetectors can detect the combustion gases from a small flame. In the article‚ a woman resident of the Silverpuff apartment were seriously injure ...
A smoke detector which includes a cover that is attached to a housing base by a mechanical latch. The housing contains a fan that induces an airflow through the housing, a smoke detector that can detect smoke in the airstream, and a flow sensor that can measure the flowrate created by th...
As part of a networked system, an iOS device would be outfitted with a sensor suite similar to light-based or ionizing smoke detectors commonly found in hardware stores, but shrunken down to fit within a handheld chassis. Some embodiments call on more traditional sensors, like an iPhone's ca...
PROBLEM TO BE SOLVED: To discharge temporary cigarette smoke even if it enters the device and to eliminate dew condensation on a wall and prevent malfunction by arranging the sensing device which detects smoke by an optical sensor in a specific space into which smoke is taken, and providing a...
This disclosure relates to smoke detectors. Throughout this specification the terms “smoke alarm” and “fire alarm” are used synonymously to mean “smoke detector.” A smoke detector is a device that is used to detect one or more conditions related to combustion, smoldering, and/or the pres...
Given the variety of fire and smoke, which are distinguished by variances in texture and color, it is extremely difficult to detect fire and smoke from visual imagery. A significant amount of economic and environmental harm has resulted from fire and smoke incidents around the world. In order ...