so users can better differ-entiate between faults and reflections from splices and other discontinuities (Banker et al., 1994). Radar does not give pinpoint accuracy; its main use is to narrow the fault to a certain section. Then, crews can...
Several different things can cause this to happen. The most familiar source is probably lightning, though it's actually one of the least common causes. When lightning strikes near a power line, whether it's underground, in a building or running along poles, the electrical energy can boost ...
Underground utility lines are safe from storms but not from human negligence. According to the Common Ground Alliance, the damage caused by digging to buried utility lines was over $230,000 in 2022. For telecom and gas lines, in 9% to 14% of the cases, the damage was caused during fenci...
Traditionally, dowsing was used to locate water underground for wells and irrigation. It is still used to this day and although I am not requested to do this often, I have found that dowsing is great for finding potable underground water. Dowsing can help determine where there is negative ear...
Keep afirst aid kithandy! You never know when someone will get hurt during an emergency like this, so everyone in your family should know how to locate the kit. This way, they can take care of each other without needing assistance from others outside. ...
Liquid immersion cooling.This method places the entire electrical device into dielectric fluid in a closed system. The fluid absorbs the heat emitted by the device, turns it into vapor and condenses it, helping the device to cool down.
Natural gas: Natural gas is delivered to homes through a network of underground pipes. After natural gas passes through a meter outside of a house, the gas is piped to where it is needed inside -- to a furnace or boiler, water heater, or gas fireplace -- through a series of smaller ...
Snakes can actually detect infrared radiation, which is how they are able to locate warm-blooded prey in total darkness. Visible: This is the only part of the electromagnetic spectrum we can see. We see the different wavelengths in this band of the spectrum as the colors of the rainbow. ...
"neutral." It is attached to a separate grounding bar, or bus, that is a silver-color strip in the main box. In most homes this ground bus is actually connected to the ground -- the earth -- by a heavy solid copper wire clamped to a cold water pipe or to an underground bar or ...
A lot of researchers have studied this, and most of them [61–63] are willing to use ZigBee WSN to locate underground mines and monitor gas concentration and other information. In short, in the future development of underground mine transportation, researchers need to meet these challenges and ...