How to construct lightning rod for rural bungalow building
If the building installed a lightning protector but no grounding or earthing effect is not good, it will take flash in the building or the personnel caused greater damage than did not install lightning arrester buildings but more secure. In 2007 Chongqing Kaixian lightning accident, because the classroom roof is composed of reinforced concrete slab, the reinforced without good grounding, lightning occurs in thunder, no place to vent, and through the classroom walls and roof to discharge the indoor personnel, resulting in the death of seven people in the classroom of the primary school students tragic accident dozens of people were injured.
When the thunder discharge close to the ground when it makes the ground electric field distortion. At the top of the lightning rod, the formation of local electric field concentration space, to influence the development direction of the lightning discharge, leading to the lightning arrester, the grounding wire and a grounding device of the lightning current into the earth, so that the protected object against lightning.
Lightning conductor, also known as lightning protection needle, is used to protect buildings, tall trees and other devices to avoid lightning strikes. A lightning arrester is installed at the top of the protected object and connected with the specification wire and the underground leakage net buried in the ground. Lightning rod specifications must comply with the GB standard, each lightning protection category required lightning rod height specifications are different
