Piping line leak detection is primarily used to determine whether a leak has already occurred in pipelines that contain gases and liquids. Different methods of detection are available to identify the leak in different pipelines. The different methods include hydro-static testing, gas and liquid testing, and electromagnetic detection after pipeline construction, and leak detection during normal service. Leak detection tools come in many sizes and types, such as rod tip, pin tip, and electronic nose.
One of the most common types of leak detection tools used in a hydro-static investigation of pipelines is the hydro-static probe. This tool has a small cup attached to a flexible hose with a metal tip. This probe can detect leaks in pipelines beneath the ground surfaces or subsurface disposal wells. To prevent using the probe tip near structures, buried holes should be drilled into the surface for leak detection. Holes in the ground are shallow enough to allow for the flexible hose of the probe to reach the area of the leak.
Another popular type of leak detection tool is the hydro-magnetic probe. It is similar to the hydro-static probe in appearance, but it uses high-frequency sound waves to generate an electric current. These high-frequency sound waves can easily penetrate through the soil and other substances that may be present around the leak location. Some of the tools are designed to work in confined spaces. For example, the hydro-magnetic instrument can be used underground for oil explorations.
Another variety of leak detection tools is the electronic leak detector. Most of these instruments work on the principle of radio wave detection. This means the signals are sent out from one probe to another until a match is found. However, some tools generate heat signatures to locate leaks better.
There are also specialized instruments that use the principle of electromagnetic induction. This means a low-frequency signal generated can only be detected by using an opposite polarity coil. These types of tools are not commonly used for leak detection.
There are several different kinds of leak detection tools. There are pressure gauge-based instruments as well as instruments that use ultrasound or radiofrequency technology. Some of these instruments have the ability to detect tiny tears in the pipeline as well as to detect oil leaks. Some of these instruments require no electricity. These include leak detectors that use the principles of radio-frequency noises to detect oil leaks.
Other types of leak detection tools include soil penetration testers and differential pressure gauge instruments. These tools are used to test the soil around underground storage tanks. Plumbers can use this in places where access is limited or when leak detection is part of an overall leak detection process. Water sampling is also another example of leak detection that uses absorbent hoses that suck up water and other liquid samples from the ground. It is also possible to use a non-contact surface probe.
For leak detection systems, materials such as metal pipes are used. This makes it possible to detect leaks without having to drill holes. This is a great benefit, especially in the case of gas or oil leaks. Materials such as this can be installed underground with little effort.
Some leak detection systems are connected to monitoring systems. This is designed to alert a company when a leak occurs. This is done by sending an email or SMS message to a specific cell phone if a leak is detected. Some of these monitoring systems are installed right into buildings or even in water pipes. Others are linked to detectors in the field or directly to computerized control systems.
Some new innovative leak detection systems can determine if there is a leak without actually drilling into the earth. A non-invasive way to determine if there is a leak is using an infrared thermometer. The infrared thermometer can locate heat sources that may be leaking. This is done by measuring the temperature difference between a hot and cold area. Another application of leak detection is to use magnetic beads to determine if a leak is present.
If there is any doubt about the existence of a leak, leaks should be repaired as soon as possible. Leak detection tools and methods can help to prevent unnecessary expenses and future damages caused by leaks. However, these tools should only be used under the supervision of a professional. These professionals should be licensed or registered in the appropriate areas to ensure the best protection of the environment and its resources.