By Peter Butler


Pigging is known as a practice of utilizing a tool considered as pigs to conduct various maintenance tasks at a time. This would be possible without blocking the flows of product in pipelines. Every operation includes but not restricted to cleaning and inspecting pipelines. This is accomplished by attaching the pigs into the launching stations.

Basically, this technique has been utilized for several years to maintain big pipelines and tubes oil industries. However, these days, the usage of smaller pigging units is increasing in a batch process as operators look for reduced costs and increased efficiency. Pig loading device and pigging units are installed in many industries handling items such as chemicals, paints, lubricating oils, cosmetics, toiletries, and other food stuff.

Pigs are used either in oils or paint mixtures to maintain and clean the pipes to get rid of possible contamination. Moreover, it is also utilized to empty pipelines into each tank. Usually, the method can be completed at the start but sometimes this is in the middle of the batch process. Most devices are used in different gas pipelines for their maintenance. They are utilized for the inspection of tools for the reason of getting rid of potential leaks that may be very harmful to humans and the entire environment..

Most pigging systems may also offer an additional advantage of reliable product changeover. Apart from that, pigging has also a significant role in reducing environmental problems of each operation done. Traditionally, the only thing that most operators of these methods could ensure a certain product was completely cleared from lines using cleaning agents.

These systems are designed so that the pigs will be loaded into the launcher. There are actually incidents documented where most operators get injured or even killed whilst executing an operation. There are common causes of these incidents are the main process valve is widely opened while the doors are not yet completely closed. There are other causes that can be related to mishap operations.

Safety during the procedure is also important but may vary on the adherence to safety measures. It provides a more detailed and informed description of safety sequences. Operators consider the uses for these devices including psychical separation between fluids that flows through these pipes, regular checks of the tools, and the geographic information of those pipes.

This kind of technology these days has been advancing. It needs proper assistance and planning from the manufacturers and other qualified firms. The primary goal of this pipeline cleaning is to minimize and eliminate sensors of a tool. Typically, pipelines may represent a valuable investment on behalf of operators and often prove things to the government.

During the construction of these lines, pigs are utilized to eliminate the accumulated debris. Operators are using them to remove such debris and to clean all the lines. Pig inspection and assessment are utilized to determine the thickness of corrosion being accumulated. Once assessed, they are able to address the problems properly.

Operations may also conduct pigging regularly to clean scale, solids, and other debris from the pipe walls to keep the efficiency of the flow in high standards. Moreover, pigs are used more often as inspection tools. They are also equipped with cameras to allow viewing of the internals of the pipes.




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