Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Chenquan Hua"'
Publikováno v:
Sensors, Vol 24, Iss 16, p 5123 (2024)
Due to their high accuracy, excellent stability, minor size, and low cost, silicon piezoresistive pressure sensors are used to monitor downhole pressure under high-temperature, high-pressure conditions. However, due to silicon’s temperature sensiti
Externí odkaz:
https://doaj.org/article/be9608dbc10644509d07238100f6b072
Publikováno v:
Heliyon, Vol 9, Iss 10, Pp e20443- (2023)
Wireless communication has become a preferred direction for the development of layered water injection tools due to its low cost and high reliability. However, the wireless system relies on the underground battery for power supply,and each communic
Externí odkaz:
https://doaj.org/article/3973adb5c2ff46bc83356f78d13f1921
Publikováno v:
Sensors, Vol 22, Iss 14, p 5189 (2022)
Because of its unique characteristics of small specific gravity, high strength, and corrosion resistance, the carbon fiber sucker rod has been widely used in petroleum production. However, there is still a lack of corresponding online testing methods
Externí odkaz:
https://doaj.org/article/3f7747c82c0146ef9b66bcb940160cfa
Publikováno v:
Frontiers in Physics, Vol 9 (2021)
A novel rugged two-section driving NIR TDLAS scheme was implemented to reduce temperature and pressure sensitivity of methane carbon isotope measurement during oil and natural gas drilling operations. Isotope spectra line groups with same lower energ
Externí odkaz:
https://doaj.org/article/e69760d6d97247a5b2fa68cf812ee465
Publikováno v:
Systems Science & Control Engineering, Vol 6, Iss 3, Pp 253-261 (2018)
Electric submersible pump (ESP) has become an important mechanical oil equipment in the digital oil field, and it is necessary to perform the condition monitoring and fault diagnosis on the ESP system. An on-line technique is proposed based on the el
Externí odkaz:
https://doaj.org/article/731a9a0f71014b99af6b95550a46641c
Publikováno v:
Systems Science & Control Engineering, Vol 6, Iss 3, Pp 153-161 (2018)
In the area of water injection, pulse telemetry is a new and effective communication technology which is critical for the intelligent oilfield. Under a complex environment with unknown noises, numerous problems need to be solved in the process of pul
Externí odkaz:
https://doaj.org/article/7633ec69039d44e895c0374b5f88ac50
Publikováno v:
Applied Sciences, Vol 10, Iss 21, p 7747 (2020)
Gas-liquid two-phase flows generally have the characteristics of complex and variable flow patterns and flow rate uncertainty of each phase. The entrainment of gas increases errors of the existing non-separated multiphase metering. A novel metering m
Externí odkaz:
https://doaj.org/article/e9f00cbe319d4ea99483ca555b1a3cf4
Publikováno v:
Applied Sciences, Vol 10, Iss 18, p 6624 (2020)
An image recognition technique is proposed for determining optimal neck levels for standard metal gauges, in the process of validating pipe provers. A camera-level follow-up control system was designed to achieve automated tracking of fluid levels by
Externí odkaz:
https://doaj.org/article/7154ab9cf63540c9898d16e19de3afdc
Flow Measurement Model of Ultrasonic Flowmeter for Gas-Liquid Two-Phase Stratified and Annular Flows
Publikováno v:
Advances in Mechanical Engineering, Vol 6 (2014)
An error correction model for ultrasonic gas flowmeter was proposed to explore the potential of an ultrasonic flowmeter for metering gas-liquid stratified and annular flows. The gas and liquid mass flowrates could be obtained provided that the gas qu
Externí odkaz:
https://doaj.org/article/402dcce24f2b4cc4b9915b0302f572b2
Publikováno v:
SSRN Electronic Journal.