Shujuan Qiu

Compositional Characterization of Oil Sludge in a Crude Oil Storage Tank

Haokun Hu, Shujuan Qiu, Shanpeng Han, Fange Kong et autres

The formation of sediment in crude oil storage tanks poses flow assurance challenges during transportation. Evaluating the flow stability of crude oil is challenging due to the difficulties in real-time monitoring and the complex, dynamic nature of the pipeline system. At present, …

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Analysis of the impact of key quality indicators on the mixed oil of sequential transportation of methanol and diesel

Yixuan Wang, Shujuan Qiu, Jiuxu Zhang, Wenhua Yuan et autres

In China, most energy is generated in the western regions but consumed in the east, particularly clean electricity from wind and solar power. The capacity of the state grid to absorb clean electricity is limited, requiring local conversion of the surplus. In …

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Distribution and research analysis of leakage pressure field in buried hydrogen pipelines

Shujuan Qiu, Zhen Pan, Wenhui Song, Shuai Liang et autres

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Online detection of multiple quality parameters of finished oil products in high pressure multi-product pipeline by NIR combined with a library method

Shujuan Qiu, Liang Shen, Qiang Li, Xilei Fan et autres

Abstract This study aims to solve simultaneously detecting multiple quality parameters of pipeline-transported refined oil, providing data support for the high-precision and intelligent operation of refined oil transportation pipeline. Based on near-infrared (NIR) spectroscopy and a multivariate analysis method of library, an …

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Online detection of CFPP of diesel mixed oil in multi-product pipeline by near infrared spectroscopy

Shujuan Qiu, Liang Shen, Qiang Li, Xiaoyong Ding et autres

Abstract It is necessary to analyze the cold filter plugging point (CFPP) with wide range distribution of diesel mixed oil in real time for timely precise judgement of the mixed oil interface formed by the sequential transportation of different grade of diesel …

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Dual effects of pumping-induced shear and long-distance pipeline transportation on the gel point of waxy crude oil

Shujuan Qiu, Bo Ouyang, Guangchao Zhang, L.-P. Li et autres

Abstract To address the contradiction phenomenon of waxy crude oil gel point deterioration (ascending) due to high-intensity shearing during pump transit and subsequent recovery over long-distance transportation in the western pipeline section from the initial station Shanshan to the subsequent station Sipu, …

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Study on the shutdown and restart process of a crude oil pipeline

Shujuan Qiu, Yan Xie, G. Chen, Xiaolong Li et autres

Abstract The crude oil pipelines are relatively complex, with a wide variety of transported oil types with significantly varying physical properties. A numerical simulation method was proposed to explore whether crude oil with extremely poor physical properties (high viscosity and condensation temperature) …

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A Method for Predicting the Gel Point of Mixed Crude Oil Based on Deep Learning

Bo Ouyang, Guangchao Zhang, Wei Liu, Shujuan Qiu et autres

Accurately predicting the gel point of mixed crude oil is crucial for efficient pipeline transportation and blockage prevention. Traditional manual methods are inadequate for real-time monitoring. This study introduces an accurate prediction model for the gel point of mixed crude oil using …

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Online detection of mixed oil interface in multi-product pipeline using near-infrared spectroscopy

Shujuan Qiu, Kaiyu Zhang, Liang Shen, Hongfu Yuan et autres

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