by Mechanical Engineering Publications for the Institution of Mechanical Engineers in London .
Written in English
|Series||I Mech E conference publications -- 1983-13.|
|Contributions||Institution of Mechanical Engineers (Great Britain). Engineering Manufacturing Industries Division., Institution of Mechanical Engineers (Great Britain). Automobile Division., Institution of Mechanical Engineers (Great Britain). Railway Division., Institution of Electrical Engineers., Institution of Mechanical Engineers (Great Britain)|
|The Physical Object|
|Pagination||90 p. :|
|Number of Pages||90|
Electric versus hydraulic drives. Bury St. Edmunds: Mechanical Engineering Publications, (OCoLC) Material Type: Conference publication, Internet resource: Document Type: Book, Internet Resource: All Authors / Contributors: Institution of Mechanical Engineers (Great Britain). Engineering Manufacturing Industries Division. The variable-speed hydraulic pump, with its potential for energy savings, power density and temporary noise reduction, is currently the dominant pressure supply system in the media. It provides a clear example of how hydraulics can successfully participate in the evolution of electric drives. The hydraulic vs. electric motor question has become a more urgent one in engineering following rapid advances in electric motor technology. Hydraulic motors allow for terrific force multiplication in small spaces, but are messy to operate and also more expensive than their electric counterparts. Hydraulic Motors are some of the most reliable and powerful actuators available today, and are used in a wide range of domestic and industrial systems and machinery. The Pros And Cons Of Electric And Hydraulic Motors. Electric Motors – Advantages - Electrical motors offer the most precise and easily controllable positioning.
Modern locomotives are series devices: a diesel drives a generator which powers an electric motor. For moderate light vehicles like the BMW i3, the internal combustion engine is simply an onboard charger for an electric drivetrain. Another possibility is to use a modified form of Author: James Anderton. Electric actuators rely on current through the servo motor to create torque in the mechanical system, and this drives the power screw to turn and generate force. Force is instantaneous, which is a. The book contains a lot of detail about the various electric vehicles (there have been many) and their marketing - probably a bit too much and there is a degree of repetition but overall a good explanation of why the electric car did not take off all those years book needs to be updated about the Tesla although one thing that the book makes clear is that much of what is thought "new /5(8). Please find the full notes on Electrical Machines and Drives. The book covers the following topics - Three Phase Circuits and Power - Magnetics - Transformers - Concept of Electrical Machiners DC Motors - Three phase windings - Induction Machines.
Today's hydraulic systems use electronics to vary pressure and flow. As a result, hydraulic systems have become more precise and can now be used to control devices such as variable-rate planter seed drives or hydrostatic drive systems and transmissions. gree on electric drives - see for instance the works done byThorsen and Dalva(),Gallant and An-drews(),Rahimi et al.(), andPawlus et al. (b).Williams() outlines advantages and dis-advantages of both hydraulic and electric top drive systems . I have several lines for electric motors but don't get into any hydraulics. I had a customer ask me to quote him on a Vickers hydraulic motor and it made me curious as to why someone would choose to go with a hydraulic motor vs an electric. Are there any cut and dry reasons why one would spec one versus the other? Just curious. Hydraulics vs. Electrics: Selecting the Right Press Brake 12 de diciembre de If the press brakes in your fabrication shop are more than a decade old - not uncommon given the solid construction of most press brakes - and you're in the market for new replacement equipment, you may be surprised by the technological developments on.