Long Term Forecast
Mostrando 1-12 de 18 artigos, teses e dissertações.
-
1. Electric power load in Brazil: view on the long-term forecasting models
Abstract Paper aims This paper aims to discuss how the energy load forecasts used by the System Operator and the main agents of the sector are made, and for what purposes, besides discuss the forecast deviations of the ONS’s and EPE’s models and their consequences and costs to the agents involved. Originality Fill a gap in the Brazilian literature wh
Prod.. Publicado em: 08/10/2018
-
2. Impact of sugarcane trash on fertilizer requirements for São Paulo, Brazil
The area under mechanized sugarcane (Saccharum spp.) harvesting is expanding in Brazil, increasing the return of trash to the soil. The main questions regarding this management are: (i) after adopting unburned mechanical harvesting, how long will it take to observe decreases in fertilizer requirements, (ii) what will be the magnitude of this decrease and, (i
Sci. agric. (Piracicaba, Braz.). Publicado em: 2013-10
-
3. THE DEMAND FOR RESIDENTIAL ELECTRICITY IN BRAZIL: 2011-2020 / A DEMANDA POR ENERGIA ELÉTRICA RESIDENCIAL NO BRASIL: 2011-2020
This work aims to quantify the relations between the electricity demand and some of its determinants in the Residential sector of Brazil. To begin with a short discussion is carried out on the Residential energy consumption in the country throughout the last four decades so as to get to know the residential consumption within a wider context. After, we adopt
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 10/05/2012
-
4. A Common-Feature Approach for Testing Present-Value Restrictions with Financial Data
It is well known that cointegration between the level of two variables (labeled Yt and yt in this paper) is a necessary condition to assess the empirical validity of a present-value model (PV and PVM, respectively, hereafter) linking them. The work on cointegration has been so prevalent that it is often overlooked that another necessary condition for the PVM
Escola de Pós-Graduação em Economia da FGV. Publicado em: 24/02/2012
-
5. Risk and Return in Brazilian Citrus Investment / Risco e retorno de investimento em citros no Brasil
The brazilian citrus industry has seen as a reasonably profitable business in the long term, but characterized by worrying level of risk. This study below aimed to evaluate the profitability and risk of this business, suggesting that the best to manage them is the provision of resources. Net Present Value - NPV was the method used to confront risk and return
Publicado em: 2010
-
6. Previsão de longo prazo da umidade do solo na bacia do rio Uruguai
Soil moisture is a very important variable in the interaction soil-atmosphere, contributing in hydrological processes and in agriculture. Determining this variable is an essential data for planning farming activities, and also when choosing the most adequate type of culture depending on the climate of the region. Water storage in the soil is also important f
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2009
-
7. Análise da estratégia de contratação de consumidores livres, tendo como balizamento a formação de preços no mercado cativo. / Analysis of contracting strategies of free consumers, considering the energy pricing in regulated contracting market.
The availability of electrical energy at competitive prices is of fundamental importance for the competitiveness of products in each industry field, considering the strong competition in internal and external markets. The industry production plays an important role in society everyday life, contributing decisively to the smooth running of the Brazilian econo
Publicado em: 2009
-
8. Proposal of a model for generation and analysis of market opportunities and technology for the development of pharmaceutical products. / Proposta de um modelo para geração e análise das oportunidades de mercado e tecnológica para o desenvolvimento de produtos farmacêuticos veterinários
The generation and analysis of opportunities is the first step in the development of innovation and entrepreneurial action. Identify or create an opportunity is itself not enough, we should also know the cycle of technological innovation in the business sector to review and verify the feasibility of implementation of innovation and its likelihood of success.
Publicado em: 2009
-
9. Incerteza e dívida pública prefixada no Brasil
This study analyses the bids¿ dispersion in fixed income government securities auctions issued by the National Treasury of Brazil. We try to estimate the bids¿ variance based on factors that may forecast its movement. We hope to help the security issuer by offering more data before the auction. The basic idea is to relate the market uncertainty with the pr
Publicado em: 2006
-
10. MODELING AND FORECAST OF THE RECOVERABLE OIL VOLUME: METHODOLOGY AND APPLICATION IN BRAZILIAN BASINS / MODELAGEM E PREVISÃO DO VOLUME DE ÓLEO RECUPERÁVEL: METODOLOGIA E APLICAÇÃO EM BACIAS BRASILEIRAS
This dissertation presents methodologies to forecast the recoverable oil volume in sedimenary basins and to explain the evolution of the discovery process. The evolution of the discovery process is modeled as the product of two mathematical functions of opposing trends, namely, the control function, increasing, which represents the degree of knowledge and in
Publicado em: 2006
-
11. IsenÃÃo tributÃria: crise de paradigma do federalismo fiscal cooperativo / Tax Exemptions: crisis of the cooperative fiscal federalism paradigm
In the process of State formatting, it becomes valuable the question about power centralization / decentralization, characterizing the federalism by the unit-diversity. Its most current composition extols an harmonic and cooperative coexistence among the federated members in the search of the own federationâs interests. Moreover, itâs from the federalismâ
Publicado em: 2006
-
12. Mathematical / Statistical and Physical / Meteorological Models for Short-term Prediction of Wind Farms Output
(...)The rapid increase of the wind power penetration in the conventional grids all over the world has been requiring (from electricity companies and wind farm promoters) a special attention to the short-term prediction of wind farms output. Fomented by interest and necessity, companies and promoters are collaborating with universities and other research cen
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 02/12/2005