نتایج جستجو برای: short term operation

تعداد نتایج: 1079258  

2005

Basic infrastructure like Power and Water production has come into focus due to the rapid growth witnessed in the Middle East. Hybrid desalination plants have high flexibility and play a vital role in water and power production. Conservation of fuel resources in the existing scenario of increasing fuel prices make it necessary to produce power and water in a cost optimal way. The challenge in o...

2014
Mei-Quan Xie Xia-Miao Li Wen-Liang Zhou Yan-Bing Fu

Short-term passenger flow forecasting is an important component of transportation systems. The forecasting result can be applied to support transportation system operation and management such as operation planning and revenue management. In this paper, a divide-and-conquer method based on neural network and origin-destination (OD) matrix estimation is developed to forecast the short-term passen...

2004
Juha-Pertti Laaksonen Matti Niemi Risto-Pekka Happonen Olli Aaltonen

The effects of orthognatic surgery on the phonetic quality of speech were studied by analyzing acoustic features of vowels. Five men with dentofacial deformities (Class II skeletal deformity) undergoing surgical operation were enrolled in the study. The speech material consisted of 8 vowels (/i/, /y/, /e/, /ø/, /æ/, /a/, /o/, /u/) in sentence context. Every utterance was repeated 10 times in 3 ...

Journal: :IEEE Transactions on Smart Grid 2021

French regulation allows consumers in low-voltage networks to form collectives produce, share, and consume local energy under the collective self-consumption framework. A natural consequence of collectively-owned generation projects is need allocate production among consumers. In long-term plans, allocation determines each consumers' benefits joining collective. short-term, should be dynamicall...

Journal: Desert 2009
A. malekian SH. Khalighi Sigaroudi T. zinati

Abstract Stochastic model for synthetic data generation is not available for daily flows of intermittent streams. Such a model is required in the planning and operation of structures on an intermittent stream for purposes where short time flow fluctuations are important. In this study a model is developed for such a case. The model consists of four steps: determination of the days on which fl...

Journal: :Arquivos de gastroenterologia 2013
Rafael M Laurino Neto Fernando A M Herbella

CONTEXT It is unclear whether health-related quality of life (HRQL) is sustained in a long-term follow-up of morbidly obese patients who underwent Roux-en-Y gastric bypass (RYGB). Objective This study aims to analyze the HRQL changes following RYGB in short and long-term follow-up. METHODS We compared the health-related quality of life among three separate patient groups, using the Medical Ou...

Journal: :Journal of physics 2023

Abstract This paper evaluates the economic impact of short-term and long-term energy storage capacity on power system operation cost. First, unit commitment (UC) model with comprising a year-round hourly simulation is established to minimize optimal By introducing convex hull original feasible region decision variables, integer variables in UC are relaxed as continuous transforming problem line...

2016
Peng Sun Jian Li Junsheng Chen Xiao Lei

This paper presents a short-term wind turbine (WT) outage model based on the data collected from a wind farm supervisory control and data acquisition (SCADA) system. Neural networks (NNs) are used to establish prediction models of the WT condition parameters that are dependent on environmental conditions such as ambient temperature and wind speed. The prediction error distributions are discusse...

Journal: :archives of trauma research 0
zohreh tabasi department of obstetrics and gynecology, kashan university of medical sciences, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) mehrdad mahdian trauma research center, kashan university of medical sciences,سازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) masoumeh abedzadeh-kalahroudi trauma research center, kashan university of medical sciences,سازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences)

results pain scores, analgesic requirements assessed at 24 hours and operation duration were significantly lower in the non-closure group as compared to the closure group. febrile conditions and changes in hemoglobin levels were similar in both groups. conclusions non-closure of both visceral and the parietal peritoneum when performing a cs produces a significant reduction in pain, fewer analge...

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