36 Result(s)
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Chapter and Conference Paper
Influence of Operating Environment on the Aging Characteristics of Composite Insulators
Composite insulators are widely used in power transmission lines due to the excellent electrical properties. However, the aging effect of composite insulators can be observed after a long-term operation under ...
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Chapter and Conference Paper
Deep Learning-Based Breakdown Voltage Prediction for Ball-to-Ball Discharge with an Air Gap Less Than 1.5 m
The air gap breakdown voltage is an important physical quantity to consider when designing external insulation. The breakdown voltage is usually determined through extensive experimentation. In this study, we ...
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Chapter and Conference Paper
A Long-Term Production Prediction Method for Horizontal Wells in Shale Gas Reservoirs Based on DSTP Recurrent Neural Network
The seepage mechanism of shale gas reservoir is complex, and the problems of multi-scale, multi-variable and multi-physics coupling pose challenges to the efficiency and accuracy of long-term production predic...
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Chapter and Conference Paper
Process Design and Application of Autonomous Inflow Control Device
In order to solve the problem of water control in old oil fields with high water cut, automatic water control technology was used to improve the production effect of oil Wells. The principle of the AICD was in...
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Chapter and Conference Paper
Research on Verification Method of PCIe IP Core Based on Programmable Logic
With the development of nuclear power digital instrument control technology, IP core, as an indispensable part of FPGA chips, is more and more involved in the realization of important functions of instrument c...
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Chapter and Conference Paper
Research on Application of High Temperature and High Pressure Radar Liquid Level Measurement in Nuclear Power Plant
At present, the water levels of high-temperature and high-pressure vessels such as voltage stabilizers and steam generators on ships' nuclear power plants are measured by the pressure principle. Affected by th...
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Chapter and Conference Paper
Energy Saving Control System for Permanent Magnet Synchronous Motor Using Full-Order Sliding-Mode
This paper proposes energy saving control method for the grid-connected converter of permanent magnet synchronous motor (PMSM) drive systems using full-order terminal sliding-mode (FOTSM). The energy of the PM...
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Chapter and Conference Paper
Analysis and Treatment of Accidental Drop of Shutdown Bank
In order to analyze the cause of the accidental drop of the K16 shutdown rod cluster of Rod Position Indicating and Rod Control System (RGL) of a Third generation nuclear reactor Plant, the method of improving...
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Chapter and Conference Paper
An Optimized Design of Jet Pig Used for Gas Pipeline Pigging
During the pigging process of the natural gas pipeline, there is a large amount of black dust in the pipeline. The accumulation of dust leads to the increase of pipeline resistance, and the transportation of n...
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Chapter and Conference Paper
Study of Geology-Engineering Integration Fracturing Design Based on Material Point Method
Due to terrestrial deposited, the tight-oil-reservoir in North Songliao Basin has strong heterogeneity. In view of this characteristic, this paper studied on geology-engineering integration based on material p...
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Chapter and Conference Paper
Comparison of Microsphere Injection Performances in Carbonate and Sandstone Reservoirs
Polymeric microspheres have attracted great attention owing to the unique properties for oil production improvement. The study reports the laboratory study on the efficiency of microsphere injection in permeab...
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Chapter and Conference Paper
Characteristics of Oil and Gas Accumulation Combinations and Accumulation Rules in Large Basins in the Persian Gulf
The Persian Gulf Basin is located at the junction of the Eurasian Plate and the Arabian Plate. It is mainly developed on the Arabian Plate and belongs to a large foreland sedimentary basin. The Persian Gulf Ba...
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Chapter and Conference Paper
Research and Application of Deep Profile Control and Drive Technology of Graded Combination in High Water Cut Stage of Heterogeneous Reservoir
Aiming at the problems of strong heterogeneity, injection water breakthrough seriously and low oil production in Bohai oilfield, through laboratory evaluation and analysis, the application of “Gel + PPG” grade...
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Chapter and Conference Paper
Forward Simulation of Single Subaqueous Distributary Channel Sand Bodies of Qingshankou Formation (Cretaceous) in South Songliao Basin
The classification of single channel sand bodies within composite subaqueous distributary channels of a non-dense well area/zone is one of difficulties in geological research for oilfield development. In this ...
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Chapter and Conference Paper
The Establishment of Numerical Well Testing Modeling and Sensitivity Analysis in Fractured Basement Reservoir
The dual porosity model is always applied in pressure transient well testing interpretation of fractured basement reservoir and there is no direct correlation between the interpretation results and fracture ch...
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Chapter and Conference Paper
Characteristics of Rimmed Shelf-type Carbonate Platform with Large Tidal Channel: A Case Study for a Oilfield, Middle East
Even if all of them are carbonate platform deposits, their sedimentary models and types and characteristics of microfacies are different. This study aimed to establish a sedimentary model for the rimmed shelf-...
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Chapter and Conference Paper
The Study of Using Measured Power Cure to Derive Dynamometer Card Based on Calibration Method
There is currently a low precision in predicting the indirect dynamometer card with measured power cure. The indirect measured model of normal beam pum** unit based on the measured power cure was established...
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Chapter and Conference Paper
Low-speed Sensorless Control Method of SPMSM for Oil Pump Based on Improved Pulsating High-Frequency Voltage Injection
Aiming at the problem that the sensorless surface-mounted permanent magnet synchronous motor has a certain failure rate and poor low-speed control performance, an improved sensorless rotor initial position det...
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Chapter and Conference Paper
Casing Bearing Capacity with Shear Load for Shale Gas Wells
Casing radial deformation during complex fracturing process was seriously for shale gas wells in Sichuan district of China, with an average casing deformation rate of 50%. The bridge plug, perforating gun and ...
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Chapter and Conference Paper
Innovative Application of Big Data Technology in Southwest Pipeline Information System
With the in-depth construction of the “digital pipeline”, the full pipeline system has digitally upgraded various systems through the use of advanced information networking technologies, such as the Internet o...
