Browse Items (108 total)

  • Tags: Control systems

The traditional IE system takes a long time to query petroleum information and has poor information management effect. Based on this, a petroleum engineering information system based on big data technology is designed. In the hardware design, the…

The traditional IE system takes a long time to query petroleum information and has poor information management effect. Based on this, a petroleum engineering information system based on big data technology is designed. In the hardware design, the…

The traditional IE system takes a long time to query petroleum information and has poor information management effect. Based on this, a petroleum engineering information system based on big data technology is designed. In the hardware design, the…

The traditional IE system takes a long time to query petroleum information and has poor information management effect. Based on this, a petroleum engineering information system based on big data technology is designed. In the hardware design, the…

The traditional IE system takes a long time to query petroleum information and has poor information management effect. Based on this, a petroleum engineering information system based on big data technology is designed. In the hardware design, the…

This special issue of the IEEE Transactions on Control of Network Systems (TCNS) contains original contributions which identify and solve the emerging challenges in power systems and, more generally, in complex energy networks. Thirty papers were…

The use of minicomputers as part of a product metering system is new and relatively expensive. The use of minicomputers is discussed from the following: 1) its advantage, practical limitations and disadvantages

Air pollution is one of the environmental challenges that have received a lot of discussion. The creation of a method to lessen air pollution. The suggested system includes a carbon monoxide (CO) sensor, a sensor for liquid petroleum gas (LPG), a GPS…

In the report the problem leakage detection of petroleum and gas from trunking pipelines is solved. The basic questions for the detection of the fact of occurrence of leakage and definition of a place of its occurrence are presented. Their…

A practical automatic system called ALDS (automatic leak detection system) is presented in this paper, which is implemented for leak detection of sealed radioactive sources used for oil well logging in oilfields. This ALDS is able to accomplish the…

Solar energy generation requires efficient monitoring and management in moving towards technologies for net-zero energy buildings. This paper presents a dependable control system based on the Internet of Things (IoT) to control and manage the energy…

Summary form only given. Following the Northeast blackout of 2003, the Wide-Area Measurement Systems (WAMS) technology using Phasor Measurement Units (PMUs) has tremendously matured for the North American grid. However, with the rapidly increasing…

The need for radical changes and measures to overcome negative trends in the provision of the population of the Russian Federation and meet the demand for bus transportation are reflected in a number of regulatory documents adopted by the Government…

The integration of new Information and Communication Technologies (ICT) within the heart of Industrial Control Systems (ICS) generated a large palette of innovative solutions. As such, the industry has undergone a new technological revolution, also…

This paper used the partition method mathematical model, considering the oil's latent heat effects and the cyclical changes of atmospheric temperature, studied on the influence of crude oil properties on heat and mass transfer during the process of…

Devices combining System-on-Chip (SoC) multi-core processors with Field Programmable Gate Arrays (FPGAs) are quite well known and have been used in industrial applications, but have no track record in oil and gas subsea systems. This paper proposes a…

The paper is dedicated to conversion of a truck diesel engine into a gas diesel engine. Different ways of diesel engine conversion for operation on natural gas were analyzed. The gas diesel working process with minimized portion of igniting diesel…

The disturbance in chemical process is complex and has the multiple characteristics, and the control performance assessment of multivariable system with multiple disturbances is one of the hot topics. In this paper, the control performance assessment…

Nowadays one of the priority research areas for achieving technical progress within the Industry 4.0 program is the development of artificial intelligence and the introduction of innovations based on it into real industrial production. The article…

Fluid Catalytic Cracking Units in oil refineries are prime candidates for implementation of advanced control functions for both operational and economic reasons. This paper discusses an actual advanced control implementation project on a commercial…

Practical guides are discussed as to why a how computer control results in tangible economic benefits, what to look for in a candidate, and how to evaluate the benefits. Several examples are presented. The examples are drawn from varied processes…

Modular multivariable controllers use interconnections of single process variable-multiple control effort controllers (i.e. Coordinated Controllers) plus logic to control multiple, possibly constrained, process variables with multiple, constrained,…

The fault detection and diagnosis is very important for a security of control systems. In this paper, the author presents a fault diagnosis technique of process based on the correlation coefficient in process variables. The process diagnosis function…

The installation of a large constrained multivariable controller on the second stage reactor of Suncor's hydrocracker unit has been completed. The control problem is complex and required an unusual controller structure to allow it to be solved with…

This paper focuses on the application of steady-state operability to Model Predictive Control (MPC) of the Shell Heavy Oil Fractionator (SHOF) control problem. Operability for non-square systems is a relatively new area in the literature, and…

This paper analyzes technological process of the main fractionator, and takes improvement of product quality as the control target. The control algorithm based on chain system is brought forward. Two major factors which affect quality of the crude…

The feasibility of a schedule is essential to the operation of a complex system involving both discrete and continuous processes. This paper studies the short-term scheduling problem for crude oil operations in a control theory perspective. A…

Adequately, as far as the global system is concerned with the variation in the climatic condition, the frequency of disaster is rising, resulting in various damages to the power grid. To cope with the power network problems due to disasters such as…

The intermittent nature of solar power prevents the large-scale penetration of Photovoltaic (PV) systems in the utility grid as it causes various irregularities such as voltage fluctuations, frequency deviations, and reduced overall output power…

The article presents the main advantages and disadvantages of liquefied natural gas as amotor fuel used in internal combustion engines. Particular attention in the article is paid to thestudy of critical pressure and temperature indicators in the…

With the continuous development of network and information technology, especially the continuous promotion of Made in China 2025, industrial control system has become an important support system of modern industrial infrastructure including…

The intermittent nature of solar power prevents the large-scale penetration of Photovoltaic (PV) systems in the utility grid as it causes various irregularities such as voltage fluctuations, frequency deviations, and reduced overall output power…

The United States Department of Energy (DOE) Strategic Petroleum Reserve (SPR) has one of the country's largest and most diverse collection of large pumps and motors. These pumps and motors, along with their power, control, and valving support…

The feasibility of a schedule is essential to the operation of a complex system involving both discrete and continuous processes. This paper studies the short-term scheduling problem for crude oil operations in a control theory perspective. A…

It is generally a few hundred to several thousand kilometers of long distance oil pipeline, and modern oil pipeline often adopt the close-line oil transportation, so the whole pipeline is a unified set of hydraulic system. Once the disturbance occurs…

The aim of this paper is to develop a method of intellectualizing information and measuring systems, designed to control the complex of parameters of sophisticated multiphase flows under uncertainty and its implementation by the example of creating…

A petroleum storage tank vapor recovery system is described. The project involves development of many different types of software for different platforms, including multiple programmable logic controller (PLC) code development. The CASE tool allows a…

Recent development in complex network theory has boosted the exploration of topological properties of various natural and man-made complex systems. Refinery system is a typical complex system in process industry. However, only plant at equipment…

The introduction of microprocessor-based plant control occurred shortly before 1980 with simple single-loop controllers. This technology quickly evolved into a DCS with control processor redundancy, high-density input/output systems, and a human…

We apply a PDE observer to a hydraulic system to detect and quantify an in- or outflux. We show that the PDE model of the hydraulic system can be expressed as a 2×2 linear hyperbolic system of PDEs with spatially varying coefficients coupled with an…

The development and implementation of a computer-based tank gauging system for the Phillips Sweeny Refinery Complex is described. The complex included 193 storage tanks located at six different sites, with each site considered as a separate tank farm…

Owing to uncertainties and nonlinearity of high power oil transfer systems and the coupling among inlet pressure, outlet pressure and flow of the pipeline, it is difficult to realize optimal and cooperative control by traditional PID controllers.…

Learning experiences encountered on a large variable-frequency induction motor drive installation are reported. The drives were widely dispersed at multiple locations and generally fed from very weak power systems. This paper discusses several…

The developed Pulsar-1 complex provides gas mains corrosion monitoring (CM) which comprises a complex system of measures aimed at decreasing the thermodynamic probability of corrosion destruction of metal construction elements, and includes means and…

The automatic execution of underwater tasks like cleaning, inspecting, cutting and welding at production platforms or gas and oil pipelines requires manipulators with sophisticated control systems. Flexibility and adaptive behaviour are basic…

Learning experiences encountered on one of the largest installations of variable frequency (AC adjustable speed) drives, at widely dispersed multiple locations, and generally on very weak power systems. This paper discusses several different and…

It is demonstrated that a depropanizer distillation column can be controlled by a distributed control system coupled with product analyzers with a four-minute cycle time in an industrial environment. The primary objective of the control schemes is to…

The measurement and control system for a midstream plant differs from the downstream system. Flexible control and communication systems are required for the oil production wells in this type of plant. A specific measurement system is provided from…

The United States Department of Energy (DOE) Strategic Petroleum Reserve (SPR) has one of the country's largest and most diverse collection of large pumps and motors. These pumps and motors, along with their power, control, and valving support…
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