Pipeline trarsportation is the main transportation method of oil and natural gas. It is one of the five transportation methods in parallel with road, railway, shipping and aviation. It has the advantages of large transportation volume, economical and environmental protection, dosed security, easy maragement, and easy implementation of remote centralized monitoring.
Oil and gas pipelines can be divided into crude oil pipelines, refined oil pipelines, and natural gas pipelines according to the medium transported by the pipeline.
According to different transmission distances and uses, it can be divided into mine gathering and transportation pipelines, long-distance transmission pipelines (referred to as long-distance pipelines), and urban gas pipelines;
According to the type of pressure pipeline installation license, it can be divided into long-distance pipeline, public pipeline, industrial pipeline, power pipeline, etc.