Zobrazeno 1 - 10
of 68
pro vyhledávání: '"Hernani Mota de Lima"'
Autor:
José Adilson Dias Cavalcanti, Marilda Santana da Silva, Carlos Schobbenhaus, Daniel Atencio, Hernani Mota de Lima
Publikováno v:
International Journal of Geoheritage and Parks, Vol 11, Iss 1, Pp 118-148 (2023)
The Quadrilátero Ferrífero is a mineral-rich region covering about 7,000 km2 in Central-Southern Brazil. It is known for its extensive gold and iron ore reserves, and for its historical cities. Many geological and mining sites related to gold minin
Externí odkaz:
https://doaj.org/article/66e11208a798450e9c40168d4e69bc2b
Autor:
Iure Borges de Moura Aquino, Roberto Mentzingen Rolo, André Cezar Zingano, Hernani Mota de Lima
Publikováno v:
Revista Principia, Vol 59, Iss 3, Pp 658-685 (2022)
A construção de modelos tridimensionais que representem a qualidade e as características geomecânicas do maciço rochoso a ser escavado pode ser elaborada por meio da utilização de técnicas de interpolação espacial. Este artigo tem como obje
Externí odkaz:
https://doaj.org/article/6575a4911daf40a8b4964172e23550c9
Autor:
Iure Borges de Moura Aquino, Rodolfo Renó, Roberto Mentzingen Rolo, André Cezar Zingano, Hernani Mota de Lima
Publikováno v:
REM: International Engineering Journal, Vol 74, Iss 4, Pp 511-519 (2021)
Abstract The creation of tridimensional models that represent the quality and geomechanical characteristics of the rock mass to be excavated can be made by using spatial interpolation techniques. The aim of this research is to improve the safety in u
Externí odkaz:
https://doaj.org/article/1bfe2a96870f4e81b6a8ef540042fb44
Autor:
Iure Borges de Moura Aquino, Roberto Mentzingen Rolo, André Cezar Zingano, Hernani Mota de Lima
Publikováno v:
Holos, Vol 4, Iss 0, Pp 1-23 (2021)
Um modelo tridimensional que represente a qualidade e características geomecânicas do maciço rochoso a ser escavado pode ser utilizado para classificação geomecânica prévia do maciço rochoso do entorno de escavações subterrâneas, contribui
Externí odkaz:
https://doaj.org/article/a5ffddc542334cc7a5e76a5b7a2a8bab
Publikováno v:
REM: International Engineering Journal, Vol 73, Iss 2, Pp 267-272 (2020)
Abstract For the Brazilian iron ore mines, the presence of caves presents a challenge, since most of them are located within the ore deposit. The National Environment Commission (CONAMA 347 Resolution/2004) establishes that the speleological heritage
Externí odkaz:
https://doaj.org/article/8663635dd6a24672ade0bcc5ab57335f
Publikováno v:
REM: International Engineering Journal, Vol 73, Iss 1, Pp 109-117 (2019)
Abstract Mining is very important to the economic, political and social development of the Minas Gerais State in Brazil ever since the time the country became a Portuguese colony in the early 1500s. However, few researches have been conducted to eval
Externí odkaz:
https://doaj.org/article/0bddd42bee7740f5bb387327499f3a4a
Autor:
Frederico Garcia Sobreira, André Castanheira Maia, Eduardo Evangelista Ferreira, Tiago Nogueira Lucon, Hernani Mota de Lima
Publikováno v:
Revista Ciência em Extensão, Vol 10, Iss 1, Pp 17-36 (2014)
As cidades de Ouro Preto e Mariana foram palco de intensas atividades de mineração do ouro no período colonial (Século XVIII), que deixaram remanescentes e vestígios até os dias atuais. O esvaziamento das atividades mineiras e, consequentemente
Externí odkaz:
https://doaj.org/article/b7cb99e02ffa49468b93a8f79dec4a60
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 37, Iss 1, Pp 113-120 (2013)
Taludes vegetados são mais resistentes contra movimentos de massa e erosão pela água. A vegetação contribui para a estabilidade do solo, principalmente pelo aumento da resistência ao cisalhamento por meio do reforço oferecido pelas raízes. As
Externí odkaz:
https://doaj.org/article/95723f45ba6149288ea6d312aefda3ca
Autor:
Iuri Brandi, Cristiane Silva Sebastião, Mauri Lopes Ferreira, Hernani Mota de Lima, Maria Filipa P. Gama
Publikováno v:
REM: International Engineering Journal, Vol 72, Iss 2, Pp 217-225
Abstract Caves hosted in iron formations are attracting considerable interest due to their scientific and environmental value. Some of these caves are located in or near iron ore mine sites, which represent an important source of income to Brazil. Ho
Externí odkaz:
https://doaj.org/article/13a3cdb5e7d74b28929661cc02d14402
Publikováno v:
REM: International Engineering Journal, Vol 70, Iss 2, Pp 237-242
Abstract This article aims to review the issues to be considered in choosing primary access and transportation options for underground mines. The main accesses to underground orebodies are declines or vertical shafts. They serve both as a way to tran
Externí odkaz:
https://doaj.org/article/598bc803cde948b4aa02715b2c01a12b