نتایج جستجو برای: ancillary enterprises

تعداد نتایج: 45624  

Journal: :Ethnicity & disease 2014
Linda C Gallo Frank J Penedo Mercedes Carnethon Carmen R Isasi Daniela Sotres-Alvarez Vanessa L Malcarne Scott C Roesch Marston E Youngblood Martha L Daviglus Patricia Gonzalez Gregory T Talavera

OBJECTIVES The Hispanic Community Health Study/Study of Latinos (HCHS/SOL) Sociocultural Ancillary Study aims to examine associations between sociocultural and psychosocial factors and cardiovascular disease (CVD) and metabolic syndrome prevalence in Hispanics/Latinos. The conceptual framework is based on the Reserve Capacity and Lifespan Biopsychosocial Models, which emphasize multiple risk an...

2002
Arian Zwegers Matti Hannus Martin Tølle

Nowadays, enterprises cooperate more extensively with other enterprises during the entire product life cycle. Temporary alliances between various enterprises emerge such as those in Virtual Enterprises. However, many enterprises experience difficulties in the formation and operation of virtual enterprises, especially concerning integration issues. This paper lays down an architectural framework...

2015
Dmitri Perekhodtsev Lester B. Lave

For a stable supply of electricity power plants are required to provide ancillary services in addition to energy production. This paper suggests a solution for optimal bidding strategy for hydroelectric units operating in markets where both energy and ancillary services are priced simultaneously. The model is illustrated on a numerical example of a hydro unit operating in such markets of New Yo...

Trade Policies are one of the effective factors on the environment and performance of enterprises’ activities. The effectiveness level of such policies in the performance of enterprises, most particularly in their efficiency is influenced by the market competition. This paper tries to measure determining factors of productivity in Iran’s industries while focusing on the competitive degree withi...

Journal: :International Journal of Security and Its Applications 2018

2015
Ioannis Lymperopoulos Faran A. Qureshi Truong Nghiem Ali Ahmadi Khatir Colin N. Jones

Ancillary services constitute the cornerstone of the power grid. They allow for an efficient system operation, provide resilience to uncertainties and establish safeguards against unprecedented events. Their importance is growing due to the rise of grid decentralisation and integration of intermittent, renewable power sources, which lead to more variability and uncertainty in the system. Today,...

2014
Mr John Wood john. wood

It has long been considered necessary that large-scale energy storage be installed on power grids in developed and developing economies. Storage damps the grid system, reduces its inefficiencies, offsets peaks, reduces fossil fuel loads and creates the opportunity for larger penetration of renewable energy into the grid. However there have been substantial technical, safety, environmental and f...

Detection of brain tissues using magnetic resonance imaging (MRI) is an active and challenging research area in computational neuroscience. Brain MRI artifacts lead to an uncertainty in pixel values. Therefore, brain MRI segmentation is a complicated concern which is tackled by a novel data fusion approach. The proposed algorithm has two main steps. In the first step the brain MRI is divided to...

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