Browse Items (35 total)

  • Tags: Reactive power

This paper examines the determinants of carbon price in Hubei carbon market using VECM model. Six factors from three dimensions (international carbon price, energy price and exchange rate) are taken into account, both cointegration test and impulse…

Previous studies on forecasting Value-at-Risk mostly focus on using the information directly obtained from the market itself. In this paper, we propose a new method for predicting Value-at-Risk by incorporating both internal and external information…

Grid modernization efforts are on the rise for many utilities in the US with major investments seen in the distribution networks where conventional visibility and control has been scarce. Primary drivers for such investments include the increasing…

High degree of variability are introduced in a power distribution network due to the integration of decentralized renewable power sources (RES) that requires new solutions to assure the power quality with appropriate energy management. One solution…

This study analyzes the possibility to use the winds kinetic energy to produce electricity in Northern Qatar for the natural gas processing industry. An evaluation of the wind potentiality is performed based on a thorough analysis of parameters such…

This study analyzes the possibility to use the winds kinetic energy to produce electricity in Northern Qatar for the natural gas processing industry. An evaluation of the wind potentiality is performed based on a thorough analysis of parameters such…

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 use of electricity in refineries has increased tremendously in the last decade

This paper proposes a decentralized demand management approach to reduce the energy bill of industrial park and improve its economic gains. A demand management model for industrial park considering the integrated demand response of combined heat and…

We propose a multi-case, multi-period AC model to coordinate the procurement of grid services from an aggregation of connected distributed energy resources and microgrids. The proposed model aggregates the capabilities of all resources in the system…

High degree of variability are introduced in a power distribution network due to the integration of decentralized renewable power sources (RES) that requires new solutions to assure the power quality with appropriate energy management. One solution…

The strengthening of electric energy security and the reduction of greenhouse gas emissions have gained enormous momentum in previous decades. The integration of large-scale intermittent renewable energy resources (RER) like wind energy into the…

In recent days, aiming for power generation with less carbon emission, led to the high penetration of renewable energy into the distribution grid. To improve the intermittency caused by renewables and to increase the grid flexibility, grid integrated…

To study the fluctuation characteristics of the Yangtze river ro-ro freight index, the monthly data of Yangtze river ro-ro freight index, international crude oil price and sales volume of Chinese commercial vehicles are selected, and the empirical…

Due to the harsh conditions sub-sea flow lines are exposed, they are subject to clogging by hydrates. Up to now, sub-sea pipeline heating was mainly used for purpose of preservation in case of production shutdown to prevent this pipe clogging. Access…

Recently, the first of several variable speed compressor drives with a rating of 30 MW was commissioned, driving a natural gas compressor supplied from a large distribution system in North America. In this paper, experiences of the planning and…

In this paper, an optimal planning model is developed for the integrated district energy system to explore the synergy between different energy forms. The individual operating characteristics of electric distribution networks and natural gas pipes…

The paper described problems of the application of microprocessor devices in the excitation systems of synchronic generators, reactive power compensators and other systems of the electrical power equipment for the highway transport of gas…

The Chinese government has made a national priority of developing a sustainable, resource- and energy-efficient society. Because the transportation sector is a major energy consumer with significant opportunities for efficiency improvements, it can…

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 use of electricity in refineries has increased tremendously in the last decade

Microgrids are receiving attention due to the increasing need to integrate distributed generations and to ensure power quality and to provide energy surety to critical loads. Some of the main topics concerning microgrids are transients and stability…

Proactive preparedness is the key necessity of power systems to successfully cope with high-impact rare (HR) events. A resilience-oriented proactive methodology is proposed in this paper, which aims at enhancing the preparedness of multiple energy…

During the last 2 decades natural gas became a very important source of energy. Consequently liquefaction of such gas became a mandatory process to allow shipping from production fields to customers. Very large liquefaction plants have been built and…

Liquefied natural gas peak shaving facilities utilize large horsepower motors to drive refrigeration compressors needed for the liquefaction process. Utilities impose strict voltage dip requirements making an evaluation of various motor starting…

This paper proposes a problem of co-optimization of the electricity and natural gas systems considering natural gas storage in order to minimize the operational cost of the electricity and natural gas networks. In addition, the AC optimal power flow…

With a step-out distance of 161 km and a design power of 55 MW, Martin Linge offshore gas field will be the longest ac submarine cable power supplying an entire offshore oil and gas platform from the shore. This field development comprises a platform…

A fault ride through, power management and control strategy for grid integrated photovoltaic (PV) system with supercapacitor energy storage system (SCESS) is presented in this paper. During normal operation the SCESS will be used to minimize the…

With the high penetration of distributed generations (DGs) have been connected into the local power distribution network, it will result in some deteriorative influences such as poor power quality and stability issues. And power distribution network…

The strengthening of electric energy security and the reduction of greenhouse gas emissions have gained enormous momentum in previous decades. The integration of large-scale intermittent renewable energy resources (RER) like wind energy into the…

This paper investigates the potential of supercapacitor based energy storage system for enhancing fault ride through capability of wind driven induction generator. A dynamic model of wind generation system including Static Compensator (STATCOM) is…

A fault ride through, power management and control strategy for grid integrated photovoltaic (PV) system with supercapacitor energy storage system (SCESS) is presented in this paper. During normal operation the SCESS will be used to minimize the…

In recent days, aiming for power generation with less carbon emission, led to the high penetration of renewable energy into the distribution grid. To improve the intermittency caused by renewables and to increase the grid flexibility, grid integrated…

In this paper, a model for allocating and calculating the optimal size of an energy storage system (ESS) in a microgrid will be proposed. A larger ESS requires higher investment costs while reduces the microgrid operating cost. The optimal ESS sizing…

This study analyzes the possibility to use the winds kinetic energy to produce electricity in Northern Qatar for the natural gas processing industry. An evaluation of the wind potentiality is performed based on a thorough analysis of parameters such…
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