-
Hazard form of lightning
Lightning can be divided into cloud flash, cloud to cloud flash and cloud to ground flash. The former does great harm to aircraft, while the latter does great harm to buildings (structures), electronic and electrical equipment, people and livestock. There are about 8 million cloud to ground light...Read more -
Why does thunder love to “visit” the football field
The football field is generally built in an open and flat area. Strong winds are easy to “drive straight in”, pass through here smoothly, and quickly rub with the football field to produce a lot of static electricity. The blowing clouds often carry a large amount of charge. The sky an...Read more -
Is the socket switch of netizen’s computer off or is it struck by lightning
Some netizens turned off the switch of the computer socket line, but they were still struck by lightning. In this regard, relevant zh experts pointed out that if the computer does not install a lightning arrester on the power line and telephone line, it is necessary to unplug both the power line ...Read more -
Lightning protection measures for electrical and electronic equipment
The influence of thunderstorm season on electrical safety is mainly due to lightning electromagnetic field induction or lightning wave intrusion. For a family, radio wave intrusion mainly includes power supply line, telephone line, cable TV or wireless TV feeder and so on. These ways are directly...Read more -
How to defend against thunderstorms?
1. Avoid all easily conductive objects, such as metal, carbon, wet animals and plants. 2. Do not take shelter from rain under trees, especially trees in open environment, because they are likely to become the path of lightning discharge; Don’t stand beside tall buildings (such as rain shelt...Read more -
How to defend against thunderstorms?
1. Avoid all easily conductive objects, such as metal, carbon, wet animals and plants. 2. Do not take shelter from rain under trees, especially trees in open environment, because they are likely to become the path of lightning discharge; Don’t stand beside tall buildings (such as rain shelt...Read more -
Installation and maintenance of antenna feeder surge protector and lightning arrester
Installation and maintenance of antenna feeder surge protector 1. In order to reliably prevent lightning attack, an antenna feeder lightning arrester can be connected in series at the output end of the antenna and the input end of the protected equipment. In areas with less lightning, only one an...Read more -
Forest lightning fire
The process of forest fire caused by lightning stroke. The main causes of forest fire caused by lightning stroke are thunderstorms, especially dry thunderstorms. There is less precipitation, increased ground temperature, reduced relative humidity and dry combustibles. Once lightning strikes, it i...Read more -
Brief history of lightning
Lightning phenomenon and its impact on human activities have long attracted people’s attention. As early as the 14th century BC, the oracle bone inscriptions of the Yin Dynasty in China have recorded lightning. Later, in the Huai Nan Zi waiting for Liu An in the Western Han Dynasty, he put ...Read more