INFOR‚ Vol. 51‚ No. 2‚ May 2013‚ pp. 53–63 ISSN 0315-5986|EISSN 1916-0615 Operational Research in the Wine Supply Chain Luigi Moccia Istituto di Calcolo e Reti ad Alte Prestazioni‚ Consiglio Nazionale delle Ricerche‚ Via P. Bucci 41C‚ 87036 Rende (CS)‚ Italy‚ e-mail: luigi.moccia@icar.cnr.it Abstract—This article is a survey of operational research contributions to the operational‚ tactical‚ and strategic planning of the wine supply chain. It is divided into three parts. The introduction
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introduction of concrete as a construction medium and the true arch as a structural component made it possible for the Romans to build strong‚ elaborate‚ expansive structures that would endure the test of time. Concrete Roman concrete‚ called opus caementicium‚ was made by mixing traditional lime mortar with stone aggregate called caementa. This material used less water and was very thick compared to modern concrete; therefore it was laid rather than poured (Roman Architecture‚ n.d.). Concrete was an important
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The drawing I created‚ represents what I found to be important aspects of Frida Kahlo’s life and work. This goal of my piece is to represent Kahlo in a number of ways both socially and culturally. Kahlo expressed her thoughts and feelings in her art. Her art was a way for her to express her sentiment towards her physical and emotional pain while also addressing the social and political issues she was passionate about. These elements are commonly found in her work and these themes were expressed in
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Concrete Utopia: Utopia is the name for an ideal place society. The idea of Utopia is to improve the society for the community which refers to social equality. The name is taken from the title of a book by Sir Thomas More describing a fictional island in the Atlantic Ocean. The term has been used to describe both intentional communities that attempted to create an ideal society‚ and fictional societies portrayed. Concrete portrayals of ideal societies‚ after the manner of Utopia‚ contribute little
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Essay – Stage Directions in Macbeth Shakespeare gives very few stage directions to guide directors and actors in the staging of the play‚ Macbeth. How does the text of the play give us indications of the way it is to be performed? Support you answer with examples form Act 1. William Shakespeare is one of the most studied authors until this day. He has created the world- renowned plays of ‘Romeo and Juliet’‚ ‘Hamlet’ and many more. His shortest tragedy‚ Macbeth‚ written somewhere between 1603
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Advantages of mix design Mix design aims to achieve good quality concrete at site economically. I. Quality concrete means • Better strength • Better imperviousness and durability • Dense and homogeneous concrete II. Economy a) Economy in cement consumption It is possible to save up to 15% of cement for M20 grade of concrete with the help of concrete mix design. In fact higher the grade of concrete more are the savings. Lower cement content also results in lower heat of hydration and hence
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Ian Wendt August 17‚ 2011 Roman Pozzolanic Concrete The Roman Empire has contributed a wide variety of knowledge‚ ideas and technology to the world. These include novel concepts regarding the legal system‚ Roman numerals‚ architecture and the Roman calendar. However‚ the development of concrete as a building material is not the first thing that comes to mind when considering the Roman contributions to civilization. While the use of concrete predates the Roman era‚ the Romans discovered important
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Abul Kalam Azad‚ and Mohammed Abdul Hameed A STUDY OF SELF-COMPACTING CONCRETE MADE WITH MARGINAL AGGREGATES Shamsad Ahmad∗‚ Abul Kalam Azad‚ and Mohammed Abdul Hameed Department of Civil Engineering King Fahd University of Petroleum & Minerals Dhahran‚ Saudi Arabia 1. INTRODUCTION Self-compacting concrete (SCC)‚ developed first in Japan in the late 1980s‚ represents one of the most significant advances in concrete technology in the last two decades. SCC was developed to ensure adequate compaction
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Aggregates for Concrete Aggregates are inert granular materials such as sand‚ gravel‚ or crushed stone that‚ along with water and cement‚ are an essential ingredient in concrete. Aggregates are the most mined materials in the world. For a good concrete mix‚ aggregates need to be clean‚ hard‚ strong particles free of absorbed chemicals or coatings of clay and other fine materials that could cause the deterioration of concrete. Aggregates‚ which account for 60 to 75 percent of the total volume
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The poem ’Concrete Angel’ by Martina Mcbride is a very strong and outspoken poem. This poem represents some of the large issues we deal with in our society today. The poem touches base with the children that struggle with abuse from their parents or other family members. Martina uses many symbolistic words that represent child abuse. Martina Mcbride is speaking in third person during this poem. She uses lines‚ such as‚ "but her dreams give her wings‚" to symbolize how the child is staying strong
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