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Technologies for Pipelining High-Pour-Point and Viscous Crudes and Their Development

Zhang Jinjun

Strategic Study of CAE 2002, Volume 4, Issue 6,   Pages 71-76

Abstract: with high pour points or viscous heavy crudes.dilution pipelining, the oil-in-water emulsion technology and the core annular flow technology for heavyFor heavy crude oil pipelining, it is believed that the oil-in-water emulsion technology will find moreapplication, and exploitation of offshore heavy crude oil fields in the Bohai Sea of China urgentlyrequires that study on this technology be aimed at pipelines concurrently transporting heavy crude oil

Keywords： pipelining     paraffin-base crude     heavy crude     pour point depression     drag reduction     chemical additives    

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Transient Heat Transfer Problems for Buried Hot Waxy Crude Pipelines

Cui Xiuguo,Zhang Jinjun

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 77-83

Abstract:

Most crude oils produced in China are waxy crude with poor flowability at ambient temperature.The state-of-the-art and recent advances in transient heat transfer research for buried hot waxy crudeThe complex heat transfer with phase transformation and moving boundary for shut-down waxy crude pipelinesProblems needed to be further studied in transient heat transfer for buried hot waxy crude pipelines

Keywords： paraffin-base crude     pipeline transportation     transient heat transfer    

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Exergy analysis of multi-stage crude distillation units

Xingang LI, Canwei LIN, Lei WANG, Hong LI

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 4,   Pages 437-446 doi: 10.1007/s11705-013-1349-y

Abstract: This paper aims to investigate the multi-stage effect on crude distillation units (CDUs) in thermodynamics

Keywords： exergy     exergy loss     crude oil distillation     multi-stage     energy saving    

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Impact of crude distillation unit model accuracy on refinery production planning

Gang FU, Pedro A. Castillo CASTILLO, Vladimir MAHALEC

Frontiers of Engineering Management 2018, Volume 5, Issue 2,   Pages 195-201 doi: 10.15302/J-FEM-2017052

Abstract: In this work, we examine the impact of crude distillation unit (CDU) model errors on the results of refinery-wide

Keywords： impact of model accuracy on production planning     swing cut+ bias CDU model     hybrid CDU model     refinery feedstock selection optimization     optimization of refinery operation    

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Microbial community and functional genes in the rhizosphere of alfalfa in crude oil-contaminated soil

Yi ZHONG, Jian WANG, Yizhi SONG, Yuting LIANG, Guanghe LI

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 6,   Pages 797-805 doi: 10.1007/s11783-012-0405-z

Abstract: A rhizobox system constructed with crude oil-contaminated soil was vegetated with alfalfa ( L.) to evaluatefunctional structure, and to explore the potential mechanisms by which plants enhance the removal of crudeHowever, the removal rate of crude oil was positively correlated with the proportion of hydrocarbon-degrading

Keywords： crude oil-contaminated soil     phytoremediation     rhizosphere effects     rhizobox     functional genes    

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Antioxidant and antitumor effects and immunomodulatory activities of crude and purified polyphenol extract

Xiaohong Kou,Lihua Han,Xingyuan Li,Zhaohui Xue,Fengjuan Zhou

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 1,   Pages 108-119 doi: 10.1007/s11705-016-1553-7

Abstract: The antioxidant and antitumor effects as well as the immunomodulatory activities of crude and purifiedblueberry purified polyphenol extract (BBPP) exhibited higher antioxidant activities than blueberry crude

Keywords： crude polyphenol extract     purified polyphenol extract     blueberry     antioxidant     antitumor     immunity    

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Analyzing the energy intensity and greenhouse gas emission of Canadian oil sands crude upgrading through

Anton ALVAREZ-MAJMUTOV,Jinwen CHEN

Frontiers of Chemical Science and Engineering 2014, Volume 8, Issue 2,   Pages 212-218 doi: 10.1007/s11705-014-1424-z

Abstract: evaluation of the energy intensity and related greenhouse gas/CO emissions of integrated oil sands crudeTwo major oil sands crude upgrading schemes currently used in Canadian oil sands operations were investigatedwas concluded that while hydroconversion-based scheme yields considerably higher amount of synthetic crude

Keywords： Oil sands crude upgrading     hydroconversion     process modeling     greenhouse gas emissions    

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Impacts of different diameter combinations on the temperature of a crude oil pipeline when colocating

Bo YU, Yue SHI, Xin LIU, Jinjun ZHANG, Jinjia WEI,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 192-197 doi: 10.1007/s11708-009-0074-1

Abstract: In order to show the effects of different diameter combinations on crude oil temperature when a crudecalculations, the minimum mean temperature difference and the maximum temperature difference of the crudeIn real pipeline constructions, the effects of other diameter combinations on crude oil temperature can

Keywords： technology of laying two pipelines in one trench     diameter combinations     crude oil temperature     pipeline    

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Separation of epigallocatechin-3-gallate from crude tea polyphenols by using Cellulose diacetate graft

Hong ZHU, Peiyong QIN

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 3,   Pages 330-338 doi: 10.1007/s11705-010-1104-6

Abstract: inversion technique for the separation of (-)-epigallocatechin-3-gallate (EGCG) from other polyphenols in crude

Keywords： (-)-epigallocatechin-3-gallate (EGCG)     tea polyphenols     CDA-β-CD    

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Optimization of the main liming process for inulin crude extract from Jerusalem artichoke tubers

Huandong LI, Hongji ZHU, Jianjun QIAO, Junhu DU, Hua ZHANG

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 3,   Pages 348-355 doi: 10.1007/s11705-012-1295-0

Abstract: The inulin crude extract was then clarified by a carbonate-precipitation method, during which three variables

Keywords： inulin     homogenate extraction     Jerusalem artichoke     main liming process    

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Co-pyrolysis of sludge and kaolin/zeolite in a rotary kiln: Analysis of stabilizing heavy metals

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 7, doi: 10.1007/s11783-021-1488-1

Abstract:

• Adding kaolin/zeolite promotes the formation of stable heavy metals

Keywords： Co-pyrolysis     Sewage sludge     Heavy metals     Rotary kiln     Immobilization mechanism    

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Effects of sulfur on variations in the chemical speciation of heavy metals from fly ash glass

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 10, doi: 10.1007/s11783-023-1728-7

Abstract:

● A higher sulfur content reduced the curing rate of Cr in glass.

Keywords： Dechlorinated fly ash     SO3     Heavy metal     Chemical speciation     Glass solidification    

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ASSESSMENT OF HEAVY METALS IN HYDROCHAR PRODUCED BY HYDROTHERMAL CARBONIZATION OF DAIRY MANURE

Frontiers of Agricultural Science and Engineering 2023, Volume 10, Issue 3,   Pages 437-447 doi: 10.15302/J-FASE-2023507

Abstract:

● Content of heavy metals in hydrochar varies considerably, from 50%

Keywords： heavy metals     dairy manure     hydrochar     hydrothermal carbonization     waste management    

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Strategies to manage the risk of heavy metal(loid) contamination in agricultural soils

Fang-Jie ZHAO

Frontiers of Agricultural Science and Engineering 2020, Volume 7, Issue 3,   Pages 333-338 doi: 10.15302/J-FASE-2020335

Abstract:

Soil contamination with heavy metal(loid)s threatens soil ecological functions, water quality andLong-term monitoring of anthropogenic additions and accumulation of heavy metal(loid)s in agricultural

Keywords： arsenic     cadmium     food safety     heavy metals     soil contamination    

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Predicting non-carcinogenic hazard quotients of heavy metals in pepper (

Marzieh Mokarram, Hamid Reza Pourghasemi, Huichun Zhang

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 6, doi: 10.1007/s11783-020-1331-0

Abstract: Abstract • There was significant absorption of heavy metals by the pepper in contaminated soils. • TheGiven the tendency of heavy metals to accumulate in soil and plants, the purpose of this study was toFor this purpose, we measured the uptake of the four heavy metals by peppers grown in the heavy metaltwo-leaf, growth, flowering, and fruiting, and calculated various vegetation indices to evaluate the heavyElectromagnetic waves were also applied for analyzing the responses of the target plants to various heavy

Keywords： Heavy metals     Plants     Target Hazard Quotient (THQ)     Principal Component Analysis (PCA)     Random search     Electromagnetic    

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Title Author Date Type Operation

Technologies for Pipelining High-Pour-Point and Viscous Crudes and Their Development

Zhang Jinjun

Journal Article

Transient Heat Transfer Problems for Buried Hot Waxy Crude Pipelines

Cui Xiuguo,Zhang Jinjun

Journal Article

Exergy analysis of multi-stage crude distillation units

Xingang LI, Canwei LIN, Lei WANG, Hong LI

Journal Article

Impact of crude distillation unit model accuracy on refinery production planning

Gang FU, Pedro A. Castillo CASTILLO, Vladimir MAHALEC

Journal Article

Microbial community and functional genes in the rhizosphere of alfalfa in crude oil-contaminated soil

Yi ZHONG, Jian WANG, Yizhi SONG, Yuting LIANG, Guanghe LI

Journal Article

Antioxidant and antitumor effects and immunomodulatory activities of crude and purified polyphenol extract

Xiaohong Kou,Lihua Han,Xingyuan Li,Zhaohui Xue,Fengjuan Zhou

Journal Article

Analyzing the energy intensity and greenhouse gas emission of Canadian oil sands crude upgrading through

Anton ALVAREZ-MAJMUTOV,Jinwen CHEN

Journal Article

Impacts of different diameter combinations on the temperature of a crude oil pipeline when colocating

Bo YU, Yue SHI, Xin LIU, Jinjun ZHANG, Jinjia WEI,

Journal Article

Separation of epigallocatechin-3-gallate from crude tea polyphenols by using Cellulose diacetate graft

Hong ZHU, Peiyong QIN

Journal Article

Optimization of the main liming process for inulin crude extract from Jerusalem artichoke tubers

Huandong LI, Hongji ZHU, Jianjun QIAO, Junhu DU, Hua ZHANG

Journal Article

Co-pyrolysis of sludge and kaolin/zeolite in a rotary kiln: Analysis of stabilizing heavy metals

Journal Article

Effects of sulfur on variations in the chemical speciation of heavy metals from fly ash glass

Journal Article

ASSESSMENT OF HEAVY METALS IN HYDROCHAR PRODUCED BY HYDROTHERMAL CARBONIZATION OF DAIRY MANURE

Journal Article

Strategies to manage the risk of heavy metal(loid) contamination in agricultural soils

Fang-Jie ZHAO

Journal Article

Predicting non-carcinogenic hazard quotients of heavy metals in pepper (

Marzieh Mokarram, Hamid Reza Pourghasemi, Huichun Zhang

Journal Article