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Category Archive for ‘Science’

Bridge Design Manual from Texas Department of Transportation

Content Inside: This manual documents policy on bridge design in Texas. It assists Texas bridge designers in applying provisions documented in the AASHTO LRFD Bridge Design Specifications, to which designers should adhere unless directed otherwise by this document. Chapter 1 — About this Manual: Introduction, Implementation, Purpose, Organization, Feedback. Chapter 2 ...

Design and CFD Simulation of a Battery Module for a Hybrid Electric Vehicle

Content Inside: Computational Fluid Dynamic (CFD) analysis was performed using FLUENT to analyze the fluid thermal performance of a Battery cell container for the Ford Fusion Hybrid Electric Vehicle. The objective of the design was to maintain the cells in their desired operating temperature range with a near uniform temperature among ...

Diesel Engine Problems - Failures Due to Fuel With Insufficient Lubricity

Parts of Content: A large number of diesel engine failures have been reported in the immediate past. The large proportion of these engines that were investigated, were recently overhauled engines that failed soon after the overhaul process. In some cases, these engines failed on the dynamometer, while it was tested before ...

Three-Dimensional Design for a “Silent” Aircraft - Aerodynamic and Aeroacoustic

Content Inside: The design methodology uses a combination of high and low fidelity tools to assess the performance and acoustics of the aircraft. The goal set by the Silent** Aircraft Initiative is a viable, commercial aircraft design with noise levels imperceptible outside the airport perimeter in a well-populated urban environment. To ...

Metal Framed Railings Design and Fabrication Guide

Content Inside: This guide covers metal frames for horizontally run cables. For vertically run cables, see our "Vertical Railings" publication. Table of content: Cable Applications. Cable Minimum Breaking Strengths. Design Parameters and Constraints. Railing Frame Components Material Specifications. Horizontal Railings Descriptions/Drawings, Double End Post Construction. Square Tubing. Round Pipe and Steel ...

Metal Fabrication Industry Safety Guide Book

Content Inside: This guide demonstrates WorkSafe Victoria’s expectations on how to eliminate or reduce the risk of injury in the metal fabrication industry. Risk controls in this document have been implemented by industry in Victoria. The guide does not replace requirements for risk assessment and controls, with the risk of an ...

Oil and Gas Production Handbook

Content Inside: This handbook is has been compiled to give readers with an interested in the oil and gas production industry an overview of the main processes and equipment. When I started to search for a suitable introduction to be used for new engineers, I discovered that much of this equipment ...

Gas Turbine Engine Compressor Simulation Design

The superior output power-to-weight ratio of the gas turbine engine has made it the mainstay of modern aviation propulsion for both civilian and military applications. The capability of producing high output power at low engine weight has also made it a common propulsion system in both marine and armored military ...

Hydraulic Design of Stormwater Pumping Station Using Programmable Calculators

Content Inside: This publication was prepared by the Hydraulics Branch, bride division office of engineering in Washington, D.C. Table of Content: Discussion of pumping station procedures, Introduction, development of a mass curve routing procedure, estimating required storage and pumping rates, stage storage relationship, stage discharge relationship, inflow mass curve, mass curve ...

Hydraulic Manipulator Design and Development with Mechanism/Pro

Content Inside: Highly flexible handling devices which carry loads or generate great forces, demand the use of hydraulic driven manipulators. Of crucial importance here are type and quality of the mechanism conveying motion between the jibs. This paper wil introduce designs of mechanism which can be applied to swing the arms ...
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