Results 121 to 130 of about 68,511 (289)

Proposta de diagnóstico para a graduação: a experiência da UNISC / Proposal of diagnosis for graduation : the UNISC experience

open access: yesReflexão & Ação, 2009
O presente trabalho tem por objetivo apresentar o Diagnóstico da Graduação, desenvolvido no ano de 2007 pela UNISC – Universidade de Santa Cruz do Sul, como parte do processo de reelaboração do Projeto Político-Pedagógico Institucional.
Ana Karin Nunes, Giana Diesel Sebastiany
doaj  

A Matemática do Ensino de Frações Equivalentes no Projeto HAPRONT (1976)

open access: yesRevista de História da Educação Matemática
O presente artigo teve por objetivo analisar a proposta para o ensino das frações equivalentes no módulo 9.4 “Operando com números fracionários” do Projeto HAPRONT (Habilitação de Professores não Titulados) realizado no Estado do Paraná na década de ...
Adriana Menegotto Nierri   +1 more
doaj   +1 more source

Aplicación estadística para determinar mermas en la Estación de Servicios Gasoholbio EIRL y diseño de un informe técnico que permite acreditar costo y gasto según la LIR periodo 2017 [PDF]

open access: yes, 2019
En la investigación se presentó las diferentes etapas del combustible y las pérdidas que se originan por su operación y transporte desde su adquisición hasta su comercialización, hallándose que la empresa no cuenta con un adecuado sistema de inventarios ...
Neira Carrión, Milagros   +1 more
core  

Robust Control Using a Matrix Converter to Enhance Wind Turbine Systems

open access: yesEnergy Science &Engineering, EarlyView.
This study uses a more efficient and effective solution to improve the operational performance of a wind turbine‐based power system. This system uses a doubly fed induction generator and relies on a matrix converter and fractional‐order proportional–integral controller.
Sihem Ghoudelbourk   +4 more
wiley   +1 more source

Análisis comparativo de emisiones de co2 de un motor empleando diésel y biodiesel

open access: diamond, 2021
Carlos Alonso Ramírez Velasco   +3 more
openalex   +2 more sources

Propuesta de un diagnóstico de mantenimiento preventivo ajustado a las condiciones de explotación de los motores Himsen 921/32, de la batería 8, en la planta Che Guevara IV, ubicada en el municipio de Nagarote en el periodo de enero a julio del año 2015 [PDF]

open access: yes, 2015
La planta termo eléctrica che Guevara 6 se encuentra ubicada en el departa-mento de león municipio de Nagarote, inicio sus operaciones el 3 de junio del 2010 perteneciendo al consorcio venezolano Nicaragüense ALBA-NICARAGUA S.A.
Morales, Darreyl Ramón   +1 more
core  

Direct and Spatial Effects of Carbon Emission Trading System on Carbon Emissions in the Logistics Sector—Evidence From the Yangtze River Economic Belt in China

open access: yesEnergy Science &Engineering, EarlyView.
(1) A theoretical framework for examining the impact of the CETS on carbon emissions in the LS of the YREB is developed based on Porter's hypothesis and synergy theory. (2) Assessing the Effects of a CETS through DID Modeling. (3) The spatial correlation of carbon emissions within the LS is examined through the development of a SDM.
Zhaoyang Zhao, Chong Ye, Jing Huang
wiley   +1 more source

A APROPRIAÇÃO DA MATEMÁTICA MODERNA NA ESCOLA TÉCNICA FEDERAL DO PARANÁ NAS DÉCADAS DE 60 e 70

open access: yesRevista Diálogo Educacional, 2008
The subject of this text is the appropriation of the New Math on the Federal Technical School of Paraná (in Portuguese - ETFPR) in 1960 and 1970 decades, which was the top period of dissemination of the New Math Movement (NMM). The NMM main objective was
Neuza Bertoni Pinto   +1 more
doaj  

Identificación de especies dominantes en un consorcio microbiano eficiente en la degradación de diésel

open access: diamond, 2022
María del Refugio Castañeda‐Chávez   +9 more
openalex   +2 more sources

AI‐Driven Optimization of a Hybrid PV–Wind–BESS Microgrid for a Rural Educational Institution in Developing Countries

open access: yesEnergy Science &Engineering, EarlyView.
An AI‐driven CNN–LSTM forecasting framework is integrated with HOMER Pro to optimally design a grid‐connected PV–wind–BESS microgrid for a rural school in Bangladesh, achieving 91.7% renewable penetration, low energy cost (0.0397 USD/kWh), and an 81.5% reduction in CO2 emissions. ABSTRACT Hybrid renewable microgrid planning in HOMER Pro often relies on
Robiul Khan   +5 more
wiley   +1 more source

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