Calçada Fonte do Lameiro‚ 6201-001 Covilhã‚ Portugal. E-mail: castro.gomes@ubi.pt 3 University of Beira Interior‚ Dept of Civil Engineering and Architecture‚ Calçada Fonte do Lameiro‚ 6201-001 Covilhã‚ Portugal. E-mail: cristiana.pereira@ubi.pt Received 02 Nov 2005; accepted 06 Jan 2006 Abstract. This work presents the results of a comparative study of the sorptivity‚ accomplished in mixtures of selfcompacting concrete with different types of additives and a normal concrete compacted by vibration. The
Premium Concrete
used in the other necessary tactics of war‚ propaganda movies and war bond tours. On the opposite side of the spectrum we have the M3 Stuart (M3 Light Tank). The M3 would take a lot of the positive aspects of the M2 and expand upon them‚ to the effect that our British allies would request support from America before we had officially entered the war. Over 4500 M3s would be produced with several different variants each having increased performance‚ armor or other mechanical advancements. Some of
Premium World War II United States World War I
CERAMIC INDUSTRY PROJECT Clay heap for brick making 1 Roofing fired tiles Flooring tiles Porcelain (china) dishes 2 INTRODUCTION Ceramics encompass such a vast array of materials that a concise definition is almost impossible. However‚ one workable definition of ceramics is a refractory‚ inorganic and non-metallic material. Ceramics can be divided into two classes: traditional and advanced. Traditional ceramics include clay products‚ silicate glass and cement; while
Premium
Streeter and E.B. Phelps in 1925 • Oxygen is depleted by BOD exertion • Oxygen is gained through reaeration Selecting System Boundaries Initial Mixing Qw = waste flow (m3/s) DOw = DO in waste (mg/L) Lw = BOD in waste (mg/L) Qr = river flow (m3/s) DOr = DO in river (mg/L) Lr = BOD in river (mg/L) Qmix = combined flow (m3/s) DO = mixed DO (mg/L) La = mixed BOD (mg/L) Remember: We have to Use Ultimate BOD for DO predictions 1. Determine Initial Conditions a. Initial dissolved oxygen concentration
Premium Eutrophication Water pollution Algal bloom
Magnetic Susceptability Michael J. Horan II Abstract: The change in weight induced by a magnetic field for three solutions of complexes was recorded. The change in weight of a calibrating solution of 29.97% (W/W) of NiCl2 was recorded to calculate the apparatus constant as 5.7538. cv and cm for each solution was determined in order to calculate the number of unpaired electrons for each paramagnetic complex. Fe(NH4)2(SO4)26(H20) had 4 unpaired electrons‚ KMnO4 had zero unpaired electrons‚ and
Premium Magnetism Magnetic field Electron
pages. The BMW M3 has been the subject of many articles and consumer report studies recently. Rating cars is not only just an annual task for automotive journalists but it is also a subject which auto enthusiasts look forward to eagerly each season. Did their favorite car make it to the top? What did the critics have to say about it? And do these opinions agree with those who actually own these cars? This paper focuses on the BMW M3 in the sports car class. For those who own the BMW M3 it is likely
Premium Automobile Karl Benz Diesel engine
vane six is multiplied by two since it is easier to rotate the vanes. From Table 1.0‚ the values for the undrained shear strength of the soil for the first trial using the medium vane‚ larger vane‚ and smaller vane are as follows: 18kN/m3‚ 17 kN/m3‚ and 19 kN/m3‚ respectively. It can be observed that the values are relatively large‚ this is because the soil sample is fully saturated. However‚ the results of each test using different vane sizes yielded different values. The differences in the values
Premium Shear strength Shear stress Force
FLÄKT WOODS LIMITED FANS IN FIRE SAFETY SMOKE CONTROL BY PRESSURISATION By: J.A. WILD‚ C.ENG; F.I.MECH.E. November 1998 (Third Edition) © Copyright 2000 Fläkt Woods Limted England. 2 CONTENTS PAGE NO: Summary 4 Chapter One Smoke Control By Pressurisation - Basics 5-6 Chapter Two Why Pressurisation? 7-8 Chapter Three The Pressurisation System 9 - 16 Chapter Four Air Requirements of a Pressurisation System 17- 20 Chapter Five Fan
Premium Velocity The Doors Door
TABLE OF CONTENT Abstract…………………………………………………………………………2 Introduction…………………………………………………………………….3 Objectives……………………………………………………………………....4 Theory…………………………………………………………………………..4 Apparatus and materials…………………………………………………………5 Technique/method……………………………………………………………….5 Procedures……………………………………………………………………….6 Results…………………………………………………………………………...7 Calculations……………………………………………………………………...9 Discussions………………………………………………………………………10 Conclusions……………………………………………………………………...11 Recommendations………………………………………………………………
Premium Sedimentary rock Petroleum geology Bulk density
CHAPTER 1: FLUID PROPERTIES LEARNING OUTCOMES At the end of this topic‚ you should be able to: Define Fluid State differences between solid and fluid Calculate common fluid properties: i. Mass density ii. Specific weight iii. Relative density iv. Dynamic viscosity v. Kinematic viscosity INTRODUCTION Fluid Mechanics Gas Liquids Statics i F 0 F 0 i Laminar/ Turbulent Dynamics ‚ Flows Compressible/ Incompressible Air‚ He‚ Ar‚ N2‚ etc. Water‚ Oils‚ Alcohols‚
Premium Viscosity Density Liquid