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Wen-Shen Ran, Li Niu, Yang Wang, Nan Lin, Guo-Wei Feng and Hui-Qing Lan
In recent years, polyethylene (PE) pipes have been widely utilized for urban natural gas transmission. However, as the use of high-density polyethylene (HDPE) pipes increases, their service life and long-term performance assessment have become one of the...
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Chaolei Chen, Huaishu Hou, Mingxu Su, Shiwei Zhang, Chaofei Jiao and Zhifan Zhao
To conduct the ultrasonic weld inspection of polyethylene pipes, it is necessary to use low-frequency transducers due to the high sound energy attenuation of polyethylene. However, one of the challenges in this process is that the blind zone of the ultra...
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Hongxia Li, Tianyang Yang, Xuewen Guo, Yupeng Wu, Jun Yan and Qingzhen Lu
Deep-water flexible composite pipes have been widely employed in the domain of deep-water oil and gas transportation, and high-density polyethylene (HDPE) is used to seal the inner sheath of internal oil and gas media containing H2S and CH4, due to its f...
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Muhammad Zahid Jiwa, Young Tae Kim, Zahiraniza Mustaffa, Seungjun Kim and Do Kyun Kim
Traditionally, subsea pipelines designed for the transportation of oil, gas, and water are constructed using carbon steel due to its strength, toughness, and ability to operate at temperatures up to 427 °C. However, polyethylene (PE), especially its high...
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Omotayo Farai, Nicole Metje, Carl Anthony and David Chapman
Wireless sensor networks (WSN) have emerged as a robust and cost-effective solution for buried pipeline monitoring due to the low cost (a maximum of a few tens of UK pounds (GBP)), low power supply capacity (in the order of 1 watt/hour) and small size (c...
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Auchib Reza and Ashutosh Sutra Dhar
Small diameter (42 mm) medium density polyethylene (MDPE) pipes are widely used in the gas distribution system in Canada and other countries. They are sometimes exposed to ground movements resulting from landslides or earthquakes. The current design guid...
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Hongyuan Fang, Peiling Tan, Xueming Du, Bin Li, Kangjian Yang and Yunhui Zhang
The high-density polyethylene (HDPE) double-wall corrugated pipe, which is a kind of flexible pipe, is widely used in municipal drainage networks. The characteristics of the surrounding soil and pipe bed, pipe cover depth, backfill compaction, type of pa...
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Dongwang Zhong, Xiangchao Gong, Fang Han and Linna Li
Although the use of polyethylene (PE) pipelines has become increasingly widespread in recent years, few studies have addressed their seismic design and ability to withstand blast waves. In order to establish their seismic capacity, the dynamic response o...
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Ioan A?chilean, Mihai Iliescu, Nicolae Ciont and Ioan Giurca
This article analyses the relation between the failures that occurred in the water supply network and the road traffic in the city of Cluj-Napoca in Romania. The calculations in this case study were made using the Autodesk Robot Structural Analysis Profe...
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Tadeusz Nawrot, Radoslaw Matz, Ryszard Blazejewski and Marcin Spychala
This article presents a small diameter gravity sewerage system in a rural area. In this system, domestic wastewater was preliminarily treated in septic tanks equipped with outlet filters, so the effluent features were similar to those of clear water. Add...
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