Zobrazeno 1 - 10
of 779
pro vyhledávání: '"waxy crude oil"'
Publikováno v:
Journal of Pipeline Science and Engineering, Vol 4, Iss 3, Pp 100177- (2024)
To investigate the influence mechanism of the annealing treatment on the intermolecular action of waxy crude oil, this study selected the molecular models of oil, wax, resin and asphaltene, and constructed the model system to imitate instead of the w
Externí odkaz:
https://doaj.org/article/5f5882be851640d78aa077aa3b2a5704
Publikováno v:
You-qi chuyun, Vol 41, Iss 7, Pp 799-807 (2023)
Wax precipitation property of waxy crude oil is a basic parameter for the economic & safe operation and flow security assurance technology of waxy crude oil pipeline transportation. The conventional Differential Scanning Calorimetry (DSC) experimenta
Externí odkaz:
https://doaj.org/article/35b9ff348f0b42d08a39c9c7ae6a7534
Publikováno v:
You-qi chuyun, Vol 41, Iss 7, Pp 731-742 (2023)
The three-dimensional network structure, which is formed by the precipitated wax crystals, is generally considered as the direct cause for gelling of waxy crude oil. Through interaction with wax molecules, the two polar components, namely the resin a
Externí odkaz:
https://doaj.org/article/944f29305d474a558514bd5ac170f89f
Publikováno v:
You-qi chuyun, Vol 41, Iss 7, Pp 808-816 (2023)
Waxy crude oil stored in the tank for a long time will form tank bottom sediment. The settling of tank bottom deposits in oil flow during the pipeline transportation of waxy crude oil will reduce the pipeline transportation capacity, and even block t
Externí odkaz:
https://doaj.org/article/c617a2b547744c1c868dde3dafecf9ea
Publikováno v:
You-qi chuyun, Vol 41, Iss 11, Pp 1250-1259 (2022)
High-voltage electric field treatment is an emerging approach to improve the cold flowability of crude oil, of which the physical principle is the negative electrorheological effect of crude oil other than electric heating and electric field dehydrat
Externí odkaz:
https://doaj.org/article/f961a8108e444d65837f634545e1ecda
Publikováno v:
You-qi chuyun, Vol 41, Iss 10, Pp 1189-1194 (2022)
Electric field treatment is a new method to improve the cold flowability of waxy crude oil. Its basic principle is electrorheological behaviors of waxy oil, and its mechanism is the interfacial polarization of wax particles. So far, researchers have
Externí odkaz:
https://doaj.org/article/c734d3d66ac0453191356c22e10c5c75
Publikováno v:
International Islamic University Malaysia Engineering Journal, Vol 24, Iss 2 (2023)
Wax deposition is one of the major risks that causes a serious threat to pipeline transportation during operation, if not prevented. The remediation actions are usually costly; hence mitigation methods are in place to completely avoid the issues from
Externí odkaz:
https://doaj.org/article/a67df09971ef48828747597e45d449e1
Publikováno v:
Case Studies in Thermal Engineering, Vol 47, Iss , Pp 103078- (2023)
In this paper, we research the temperature field, flow field and melting law of gelled crude oil with different diameters, locations and inclination angles of heating tube by numerical simulation method. Using the synergy angle, temperature variance
Externí odkaz:
https://doaj.org/article/c269d52a7b9a40c2a0831cbc578577d0
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