Results 11 to 20 of about 1,846,891 (255)

Analysis of the Gap Clearance of Harmonic Gear Reducer

open access: yesJixie chuandong, 2019
The sources of the harmonic gear reducer gap clearance are complicated, the gap clearance is the main factor affecting the operation accuracy of the mechanism. According to the work principle of the harmonic gear reducer, the main factors causing the gap
Hongxing Li   +4 more
core   +2 more sources

Dynamic behaviour of a vibratory linkage mechanism with bearing clearance. [PDF]

open access: yes, 1974
PhDThe work presented involves the theoretical and experimental studies of the kinematic and dynamic effects of bearing clearance in linkage mechanisms.
Wu, C
core   +4 more sources

Computed Effect of Varying Tip Clearance and Axial Gap on Gas Turbine Stage Performance Part (I): (Steady Flow) [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2016
turbine, imprecise axial gap and tip clearance are two significant sources ofinefficiency. This work investigates the effect of change in parameters such asaxial gap and tip clearance on axial flow gas turbine used in power generation.Different ...
M Gobran, M Nassief, M Shaalan, W Elwan
doaj   +1 more source

Comparative Study on the Fractal and Fractal Dimension of the Vortex Structure of Hydrofoil’s Tip Leakage Flow

open access: yesFractal and Fractional, 2023
Axial-flow turbomachinery is widely used in low head water transfer and electricity generation projects. As there is a gap between the impeller and casing of the tubular flow unit, the fluid will cross the gap to form tip leakage flow, which may induce ...
Zilong Hu   +4 more
doaj   +1 more source

The Effect of the Running Clearance to the Braking Force

open access: yesInternational Journal of Automotive Science and Technology, 2022
A typical air disc brake generates the braking torque by friction between rotor and pads located on both sides of the rotor. Friction causes pad and rotor to wear every time brakes are applied.
Bora Güntay   +4 more
doaj   +1 more source

An investigation on dimensional accuracy of EDM deep hole using multi-hole interior flushing electrode [PDF]

open access: yesMATEC Web of Conferences, 2018
Improper flushing of dielectric fluid adversely affects the dimensional accuracy produced in EDM deep hole process. This paper investigates the dimensional accuracy (e.g. roundness error and gap clearance) in EDM deep hole process of AISI P20 tool steel.
Chuvaree Suppawat, Kanlayasiri Kannachai
doaj   +1 more source

An Experimental Investigation of Electrical Clearance in Air for Overhead Traction System

open access: yesIEEE Access, 2020
While converting the existing rail network to electric traction, provision of specified minimum requirement of air gap clearance under old bridges and tunnels has always posed problems. Demand in specified electrical clearance of air-gap often forced the
Ravindra Arora, Bharat Singh Rajpurohit
doaj   +1 more source

Air Clearance Calculation and Compacting Layout Design of Valve Hall in Converter Station of VSC-HVDC Grid with High Voltage and Large Capacity

open access: yesZhongguo dianli, 2021
The high voltage and large capacity VSC-HVDC grid project has significant difference in valve hall air gap and space layout from the previous one due to its installation of DC circuit breakers.
Shouqiang FU   +5 more
doaj   +1 more source

Effects of Excavation Gap Filling of Under-1 Crossing Tunnel on Pipelines

open access: yesShock and Vibration, 2021
Excavation gap filling is an important means to control the strata movement in tunneling. In practice, synchronous grouting or secondary replenishment of the gap is usually used to control the settlement, instead of filling the excavation clearance.
Hua Jiang   +3 more
doaj   +1 more source

Design method of interface clearance for civil aircraft door

open access: yesHangkong gongcheng jinzhan, 2023
The door and frame of civil aircraft transfer loads through face-to-face contact between interface parts,while the interface clearance affects the load distribution, thus it is quite crucial for flight safety.
LYU Xiongfei   +2 more
doaj   +1 more source

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