Electric Bicycles: A Guide to Design and Use (IEEE Press by William C. Morchin, Henry Oman
By William C. Morchin, Henry Oman
Design or construct a battery-powered electrical bicycle
For a lot of the area, bicycles are a transportation mainstay. electrical bicycles--powered by way of a chargeable battery pack--are confirmed to carry the top attainable power potency, even in comparison to pedal motorcycles. A transportation substitute to fossil fuels, electrical bicycles are quick catching on, partially simply because they don't require manufacturing facility meeting. End-users can simply build them with to be had components.
The textual content finds vital ideas, facts, and examples that let readers to pass judgement on a variety of propulsion setups--used in either domestic- and factory-made bikes--and estimate velocity and go back and forth distance for every. a number of charts sincerely current the prices, advantages, and trade-offs among either advertisement and user-converted models.
Key beneficial properties include:* Estimating motor-performance for wind, hill, and cruising strength standards* Estimating battery potential and an intensive description of battery charging* Motor and motor-control innovations* comparing motor-to-wheel coupling thoughts* Placement of propulsion elements* Configurations and function* How systems-engineering thoughts can produce electric-bicycle designs that experience lengthy commute variety and coffee life-cycle fee* checking out* advancements to watch
A entire source for harnessing innovation, Electric Bicycles is the definitive sensible consultant to taking complete good thing about this intriguing replacement strength know-how.
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Additional info for Electric Bicycles: A Guide to Design and Use (IEEE Press Series on Electronics Technology)
Average speed is 24 kmIh and the travel distance is 34 km. 1 Electric Scooters A close cousin to the electric-powered bicycle is the electric-powered scooter, which is a two-wheel vehicle that has no means of human-powered propulsion. 18 CHAPTER 1 ELECTRIC BICYCLES-HISTORY, CHARACTERISTICS, AND USES It has a platform on which the rider either stands in some designs or sits in other designs. The wheels are usually smaller in diameter than those on a bicycle. Scooter sizes range from those that can be carried with one hand to others that are too heavy to lift by an average person.
I~ 0 X .... .... .... .... ~ .... .. f ...... 'ik .... .... 4 Human power output while pedaling. The data points are from: "x" from Abbott and Wilson "Hurnan-Powered Vehicles", Human Kinetics (1995), and the points "" are from Wilkie, "Man as a Source of Mechanical Power", Ergonomies, 3 (1), pp. 1-8, 1960, as given by Coate [Ref. 1]. The line, - - - - - , in the graph is an approximation. 4 SELECTING A BATTERY FOR MINIMUM LIFE-CYCLE COST We can seleet the kind of battery to use and calculate how big it should be after calculating what motor power is needed and the length of travel between battery recharges.
It can't be recharged by the owner but could be recharged at "filling stations" where a discharged fuel cell can be quickly exchanged for a recharged fuel cell. Hydrogen storage in nanotube grids is another coming technology. 7 LAWS AND REGULATIONS GOVERNING ELECTRIC BICYCLES Regulations that will affect the design and use of electric bicycles are evolving throughout the world. The approach is to define the electric-powered bicycle as a class of bicycle and then impose an upper limit on bicycle speed when motor powered.