نتایج جستجو برای: energy and spinning reserve markets

تعداد نتایج: 16950222  

Journal: :IEEE Systems Journal 2022

Wind power producers have recently gained a significant penetration in the electric network, which might cause some challenges for system operation due to uncertainties generated power. In this way, wind owners may offer different services, such as providing reserve capacity besides their conventional role of delivering just energy. Currently, generators are main responsible case uncertainty re...

Journal: :IEEE Access 2021

The increasing demand for energy carriers has expanded the use of hubs that employ distributed response programs to improve power system reliability and efficiency. Moreover, unstable behavior renewable resources, as well indeterminate electrical thermal demands, create major problems hub operation. Inspired by this, this paper presents a day-ahead scheduling framework (EH) in reserve markets c...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده علوم انسانی 1389

abstract amino acids are building blocks of proteins, and play a vital role in living beings existence and their functionality. the interaction of these compounds with metal ions is of great importance to biochemists, and chemists, because their functions can be utilized as a model in understanding enzymes mechanism for transport of metal ions to tissues. among twenty essential amino acids w...

2008
Mohammad Taghi Ameli Saeid Moslehpour Ziba Farzadpour

In power systems that are restructured on the basis of system reliability or the costs, various methods can be employed for allocating the spinning reserve to various generating units. This paper firstly describes two methods for allocation of reserve power: (1) a cost-based method; (2) a reliability-based method. Secondly, presents a combined method that simultaneously considers both reliabili...

2015
Oliver Kopp Michael Falkenthal Niklas Hartmann Frank Leymann Holger Schwarz Jessica Thomsen

Reorganization of power generation, thereby replacing conventional energy sources by innovative renewable energy sources, demands a change in distribution grid structure and operation. The foreseen Decentralized Marked Agent is a new role in the energy market sector accomplishing not only trading on energy and operating reserve markets but also regulating flexibilities at the distribution grid ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی برق و کامپیوتر 1391

many mobile and off-grid devices include electronics and other electrical consumers like servo drives, which need a quite low supply power. since the price for photovoltaic modules drops continuously, photovoltaic power supply is interesting in more and more applications. in solar powered systems, a battery is needed to store energy for the night and cloudy periods. the power electronics of suc...

Journal: :Journal of Regulatory Economics 2022

We develop an analytical model to derive the competitive market equilibrium for electricity spot and reserve markets under uncertain demand renewable generation. The first-best of resembles result a centralized co-optimization involved. then welfare-optimal provision reserves. At first-best, cost capacity is balanced against expected outages. Comparative statics numerical application based on G...

Journal: :IEEE Transactions on Sustainable Energy 2021

An efficient unit commitment planning must consider frequency regulation capacity in the model. Such models are more complicated under a high penetration level of renewable energy because ramping and uncertainty. This paper addresses these issues commitment. The proposed model for considers uncertainty wind power, capacity, spinning reserve, demand response, pumped-storage hydroelectricity. Two...

Nowadays, increasing the renewable energy applications in power system, especially wind power, has caused higher imbalance probability between generation and demand. Therefore, an accurate estimation of wind farm reserve requirements and the reserve cost reduction in power systems with high wind power penetration is very important. In this paper, the reserve requirements of a wind farm are esti...

2017
Thomas Keating Marco Macchiavelli

Currently, Eurodollars and fed funds markets combined trade about $220 billion in funds daily, the vast majority of which with overnight tenor. In this paper, we document several features of these wholesale unsecured dollar funding markets. Using daily confidential data on wholesale unsecured borrowing and reserve balances, we show that foreign banks, which make up most of the trading volumes i...

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