Encyclopedia

gradeability

gradeability

[‚grād·ə′bil·əd·ē]
(mechanical engineering)
The performance of earthmovers on various inclines, measured in percent grade.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
Other significant upgrades done include a higher gradeability of 45.2 percent, as well as increased resume-accelerate (R/A) gear ratio of 4.88 from 4.33.
Among these machines, Sany's first hydraulic wheel excavator SY155W is under the spotlight of the construction industry for its brand-new hydraulic traveling transmission system, gradeability and off-road performance.
The difference in powertrain also affects gradeability, with the Ather 340 rated at 15 degrees and the Ather 450 capable of scaling 18-degree inclines.
The electric bus weighs 12 tons, is equipped with a 30% gradeability, can reach 120 km/h maximum speed, and has a 400 km (250 mi) overall range.
A study by the North Atlantic Treaty Organisation's Research and Technology Organisation found that: "The automotive performance of hybrid electric vehicles in terms of speed, acceleration, gradeability and stealthy operations is superior to the performance of mechanically driven vehicles ...
As part of its rough-terrain capabilities, the Genie Z-60/37 FE offers 45% gradeability, 33cm of ground clearance, and is capable of travelling 25% faster than other typical diesel-powered units.
The gradeability of hybrid harvester at full load was shown in Figure 3.
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