A partir do livro Manual de Fórmulas Técnicas de Kurt Gieck da Dinalivro, fica esta tabela de fórmulas para cálculo da resistência de vigas de secção constante.
Tuesday, 11 October 2016
Friday, 16 September 2016
Saturday, 10 September 2016
Tuesday, 5 July 2016
Sunway TaihuLight Supercomputador Chinês
Fonte: http://www.technologyreview.com.br/
Sunway TaihuLight é o mais recente supercomputador e é integralmente chinês. Esta máquina é 3 vezes mais rápida que o anterior número 1, o também chinês Tianhe-2. A China tem agora 167 supercomputadores no ranking dos 500 mais rápidos, contra 165 dos EUA. Não há mais nenhum país capaz de fazer frente a estes dois, o Japão vem atrás com 29 computadores.
Saturday, 25 June 2016
Friday, 24 June 2016
1/3 dos clientes do setor Indústria da Siemens compram os produtos online
In http://www.revistamanutencao.pt/
O comércio eletrónico em Portugal poderá representar, em 2020, 54% do PIB e mais de 90 mil milhões de euros – roupa, alimentação, experiências, eletrodomésticos, entre milhares de outros produtos e serviços disponíveis online. E se tudo se compra e vende através da Internet, aparentemente os produtos complexos e soluções de alta componente tecnológica para a indústria não são exceção. Pioneira na disponibilização deste canal de compras, a Siemens criou em 2001 a plataforma Industry Mall, implementada em Portugal para a comercialização do portefólio da empresa. Ao agregar informação técnica de milhares de fontes num único local, esta ferramenta permite aos clientes saber em tempo real a disponibilidade de stock de determinado produto, obter indicações de preços, aceder a informação técnica, fazer as suas compras e o Track&Trace das suas encomendas, tudo em 365 dias por ano, 24 horas por dia.
Monday, 20 June 2016
Startups. The Hidden Reality Behind the Numbers.
based in https://www.technologyreview.com
In recent years, business talk is talk of entrepreneurial start-ups. US companies based in Silicon Valley that received venture capital doubled between 2007 and 2012. Silicon Valley is a nest of digital technology companies that develop an astonishing variety of products and services.
This reality of supporting at new enterprises hides a less exciting reality. A group of researchers dedicated to the study of this issue in the United States. This group concluded that the number of companies with less than one year fell by 50% between 1978 and 2011, with the sharpest decline was in recent years. The number of workers assigned to these companies also decreases dramatically.
In recent years, business talk is talk of entrepreneurial start-ups. US companies based in Silicon Valley that received venture capital doubled between 2007 and 2012. Silicon Valley is a nest of digital technology companies that develop an astonishing variety of products and services.
This reality of supporting at new enterprises hides a less exciting reality. A group of researchers dedicated to the study of this issue in the United States. This group concluded that the number of companies with less than one year fell by 50% between 1978 and 2011, with the sharpest decline was in recent years. The number of workers assigned to these companies also decreases dramatically.
Monday, 23 May 2016
V6 Mini-Motor with Solenoid
I leave the readers with a video that shows a electric mini-motor build with solenoids. Enjoy.
Tuesday, 26 April 2016
Google in Textile Industry
based in https://www.technologyreview.com
Incrasingly Google is surprising by innovation and to built pertinent gadget's but at the same time incrasingly our doubts about how much they dominate our life and invade our privacy. In last year Google enters in the textile industry.
The Project Jacquard is creating textiles woven with grids of conductive yarns that are made with typical manufacturing. Google aspires make smart clothing, furniture and toys and their concern is not only usability but also the durability. They imagine control gadgets with fingers gestures in the clothing. Levi Strauss is also working with Google on this project and they announced that working to integrate touch panels into its clothing.
Incrasingly Google is surprising by innovation and to built pertinent gadget's but at the same time incrasingly our doubts about how much they dominate our life and invade our privacy. In last year Google enters in the textile industry.
The Project Jacquard is creating textiles woven with grids of conductive yarns that are made with typical manufacturing. Google aspires make smart clothing, furniture and toys and their concern is not only usability but also the durability. They imagine control gadgets with fingers gestures in the clothing. Levi Strauss is also working with Google on this project and they announced that working to integrate touch panels into its clothing.
Sunday, 3 April 2016
Microsoft Acess in Engineering - Textile plannig Case
The Microsoft Acess it's a very powerful tool include engineering. This toll is much often forgotten over Excel for example but in reality it is much more powerfull. This platform combines a good database with a great graphical environment for creating forms with objects and methods preconfigured and easy to adapt. Handling the database it's also facilitated, for this task also have a graphical environment to create SQL instructions.
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