Crankshaft balance factors

Monday, November 10, 2014
Comments (0)

If you look at an old crankshaft from a large engine, such as a steam engine that might be found on a ship, you may notice that it has no counterweighting. The engine speeds that were common at that time were so slow that it seems wrong to use the wo... read more
Tags :  crankshafts

Visco-elastic dampers

Wednesday, July 09, 2014
Comments (1)

In the recent series of RET-Monitor articles on crankshafts, we have looked at various designs of vibration dampers/absorbers that can help protect engines from the effects of torsional vibration. There is a wide variety of basic concepts and many va... read more
Tags :  crankshafts

More on dampers

Thursday, May 08, 2014
Comments (0)

In the previous couple of RET-Monitor articles under this keyword, we have looked at ways to control torsional vibrations in crankshafts. It would be possible to expand on this almost indefinitely, as there is a huge number of devices that have been ... read more
Tags :  crankshafts

More on dampers

Thursday, March 27, 2014
Comments (0)

The previous article in the RET-Monitor section on crankshafts introduced the concept of damping the torsional vibration of the crankshaft. We discussed the most common form of commercially available damper currently supplied for racing – the i... read more
Tags :  crankshafts

Damping vibration

Wednesday, February 19, 2014
Comments (1)

One of the main points to consider when designing a cranktrain, or making significant modifications to any of the parts of the cranktrain, is that of vibration – and, most important, torsional vibration. There can be significant mechanical dama... read more
Tags :  crankshafts

Analysis in crankshaft design

Wednesday, January 08, 2014
Comments (0)

Crankshafts are at the heart of any race engine (apart from a handful of examples of successful Wankel rotary units). As we strive to obtain more from our race engines – whether it be more performance, faster transient response or improved fuel... read more
Tags :  crankshafts

The DeltaWing

Monday, December 02, 2013
Comments (0)

For anyone who hasn’t seen the Nissan DeltaWing car, you would do well to look it up, as there can have be few more adventurous car designs in recent times. This was no rolling concept car, but raced at Le Mans. Its ethos was very ambitious &nd... read more
Tags :  crankshafts

Welding of assembled crankshafts

Monday, October 07, 2013
Comments (0)

In 2010 I wrote a RET-Monitor article on assembled or ‘split’ crankshafts. In it I mentioned some of the applications of this type of crankshaft assembly, and discussed some of the advantages and disadvantages. There was a brief mention o... read more
Tags :  crankshafts
1 2 3 4 5 Next