AuE 817 – Alternative Power Sources Spring 2013 Dr. Pierluigi Pisu Hw #1 Due Jan 24th‚ 2013 @ 5pm Problem 1 (15 points) Consider a typical mid-size SUV. The table below summarizes some of the typical parameters associated with vehicle in that class: Table 1. Typical mid-size SUV vehicle parameters Parameters Value Notes 2.84 m2 Vehicle frontal area Af 7.1 m2 Vehicle side area Ac 0.39 Vehicle aerodynamic drag Cd coefficient 2.6 0.010+0.0028*(v/100) Rolling resistance Cr coefficient‚ smooth pavement
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uniform. One of the most important parts of what a player has to wear for a sport is their shoes. When playing soccer‚ the player should be wearing cleats. Soccer cleats are a requirement for this sport. The spikes on the bottom of the shoe have traction for in the sport‚ or running on the field and they help with quick stops and turns. Wearing shin guards is another requirement for participating in soccer. When playing‚ soccer gets aggressive‚ therefor the players need protection on them. Shin protection
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a slippery surface that seems to get the best of people during the cold winter period in New England. Of the three‚ Ice is defiantly the most prone for causing trips‚ slips and falls and that is because the moment you step or drive over ice‚ all traction you had before is lost. Black ice‚ ice that is almost invisible to human eye is a major cause of incidents and accidents that happen to people in winter conditions. A way these problems can be addresses is to be more attentive to what problems they
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tested on the road in the Brussels region. An appreciation of the electric traction offered by the bicycle in different situations was given: electrical assistance at start‚ on a flat road‚ when riding uphill and when decelerating or braking with the bicycle. The vehicle’s driving range under real driving conditions‚ was determined for the different electric bicycles. Also the electricity consumption when recharging the traction battery was measured and allowed to make an analysis of the cost for
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Mouse Trap Car Project GENERAL OBJECTIVE To construct a car powered by a mousetrap. This car works when one end of a string is tied to the arm on the mousetrap and the other end is wound around an axis. By winding the string around the axle the mousetrap’s spring is stretched providing stored energy. As the mousetrap is released it pulls the string off of the axle causing the wheels to turn and making the car move. PROJECT The objective of this project is to design a MOUSETRAP
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element-furnaces – Welding generator-welding transformer and its characteristics UNIT - II ELECTRIC TRACTION Introduction – requirements of an ideal traction system – supply systems – mechanics of train movement – tractive effort – Specific energy consumption – traction motors and control – multiple units – braking methods - current collection systems-recent trends in electric traction. UNIT - III DRIVES AND THEIR INDUSTRIAL APPLICATIONS Introduction – motor selection and related factors
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called the Testastretta 11° for its 11° valve overlap (reduced from 41°). All models include throttle by wire‚ selectable engine mapping (full power with sensitive or relaxed throttle response‚ and reduced power with relaxed throttle response) and traction control adjustable through eight levels. S models also include ABS (optional on standard model) and electronically adjustable suspension. The S Sport model features carbon fiber air intakes‚ cam belt covers and rear hugger‚ while the S Touring model
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Chapter Four ABS Training 4.1 What is ABS? Anti-Lock Brake System (ABS) is a combination of vehicle hardware and software that work together to maintain steering control and vehicle stability during hard braking. Initially developed as a special option for topof-the-line models‚ today’s ABS units are compact‚ easy to service‚ inexpensive and widely available. Now every major automotive manufacturer offers some form of ABS vehicle control that provides safe‚ maximum braking under all weather conditions
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designed to deliver a high tractive effort (or torque) at slow speeds‚ for the purposes of hauling a trailer or machinery used in agriculture or construction. Most commonly‚ the term is used to describe a farm vehicle that provides the power and traction to mechanize agricultural tasks‚ especially (and originally) tillage‚ but nowadays a great variety of tasks. Agricultural implements may be towed behind or mounted on the tractor‚ and the tractor may also provide a source of power if the implement
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Sports Injuries in Adolescences Crystal Williams July 16‚ 2013 B. Lewis KNES 215 Team & Lifetime Sports Sports have been around for many centuries starting from Ancient Egypt to Ancient Greece and so forth. Over time sports have evolved into what we know and see them as today. Playing sports is all about hard work and dedication you can’t just quit anytime you feel like it or when it gets hard. You have to push through it in order to be great. Working hard can get you a long way it
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