Results 121 to 130 of about 9,793 (228)

Differential Evolution Optimization Technique to Design Gear Train System [PDF]

open access: yes, 2015
A high performance mechanical power transmission system needs least weight, minimum centre to centre distance and higher strength to maintain its performance. In the present paper the gear problem is solved by minimizing volume, centre to centre distance
Mahanand, Tribed Kumar
core  

Evaluation of advanced lubricants for aircraft applications using gear surface fatigue tests [PDF]

open access: yes
Surface pitting fatigue life tests were conducted with five lubricants, using spur gears made from a single lot of consumable-electrode vacuum melted (CVM) AISI 9310 steel. The gears were case carbonized and hardened to a Rockwell c-60 and finish ground.
Shimski, John, Townsend, Dennis P.
core   +1 more source

The Effect of Residual Stress on Bending Strength of Induction Hardened Gears

open access: yesJixie chuandong, 1996
残余应力是影响感应淬火齿轮弯曲疲劳强度的重要而且复杂的因素之一,因为残余应力本身也受多种因素的影响。本文利用X射线衍射方法研究了各种感应淬火工艺及齿根拐角半径的影响,进而运用四点弯曲平板试样及标准试验齿轮研究了残余应力对其弯曲疲劳强度的影响。
陈国民, 阎满刚, 牛万斌
doaj  

Experience with Geared Propeller Drives for Aviation Engines [PDF]

open access: yes
I. The development of the gear wheels: (a) bending stresses; (b) compressive stresses; (c) heating; (d) precision of manufacture. II. General arrangement of the gearing. III. Vibration in the shaft transmission.
Kutzbach, K
core   +1 more source

Dynamic Capacity and Surface Fatigue Life for Spur and Helical Gears [PDF]

open access: yes
A mathematical model for surface fatigue life of gear, pinion, or entire meshing gear train is given. The theory is based on a previous statistical approach for rolling-element bearings. Equations are presented which give the dynamic capacity of the gear
Coy, J. J.   +2 more
core   +1 more source

RC Baja Competition Drive Train and Differential [PDF]

open access: yes, 2015
The American Society of Mechanical Engineers holds regional student design competitions each year with both a reoccurring RC Baja competition with a new challenge course each year.
Dowdell, Chelsea, Wilhelm, Nathan
core   +1 more source

Results of NASA/Army transmission research [PDF]

open access: yes
Since 1970 the NASA Lewis Research Center and the U.S. Army Aviation Systems Command have shared an interest in advancing the technology for helicopter propulsion systems. In particular, that portion of the program that applies to the drive train and its
Coe, Harold H.   +2 more
core   +1 more source

Design of an advanced 500-hp helicopter transmission [PDF]

open access: yes, 1983
High contact ratio spar gears planetary, spiral besel gears, bearings, investment-cast planet carrier, and investment cast stainless-steel housings are ...
Battles, R. A., Braddock, C. E.
core   +1 more source

HISTORY AND DEVELOPMENT DIRECTIONS OF INDUCTION HEATING HFC AT THE MINSK AUTOMOBILE PLANT

open access: yesЛитьë и металлургия, 2013
The data on the development of induction technology in the Republic of Belarus on the example of the Minsk Automobile Plant are given. Their development began at the end of the fifties at the Minsk Tractor Plant, and the highest development has been ...
P. S. Gurchenko, A. A. Shipko
doaj  

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