diameter group

diameter group

[dī′am·əd·ər ‚grüp]
(mechanical engineering)
A dimensionless group, used in the study of flow machines such as turbines and pumps, equal to the fourth root of pressure number 2 divided by the square root of the delivery number.
References in periodicals archive ?
There were only 33 logs in the 6-inch diameter group due to log availability and time considerations.
1980, Holt 1993) because they lack these diameter groups.
Prior to joining Dalrada, Partin served as Managing Director of The Diameter Group, Ltd.
26) on average high fibre diameter groups (Strongwool sheep; HL+HH) had significantly (p<0.
The panel moisture sorption for the small (S) and large (L) log diameter groups with two replicates and six specimens for each replicate was closely monitored from 30 percent to 90 percent RH for 16 days.