Rotating unbalance is the uneven distribution of mass around an axis of rotation. A rotating mass, or rotor, is said to be out of balance when its center...
6 KB (804 words) - 11:32, 11 July 2024
Engine balance (section Sources of unbalance)
imbalance. A rotating imbalance is caused by uneven mass distributions on rotating assemblies Types of rotating phase imbalance are: Unbalanced eccentric...
36 KB (4,979 words) - 12:18, 27 April 2024
missing magnetic wedges Unbalanced Magnetic Pull (UMP) describes the electromagnetic equivalence of mechanical rotating unbalance: if electromagnetic forces...
20 KB (2,480 words) - 08:27, 17 September 2024
of clip-on lead (or currently zinc) 'wheel weights'. When an unbalanced system is rotating, periodic linear and/or torsional forces are generated which...
7 KB (952 words) - 10:37, 13 January 2024
source, where a geared ring and a rotating unbalance mass segment made of tungsten encircles the entire mechanism, rotating on carbon rollers whenever the...
20 KB (2,521 words) - 11:48, 21 August 2024
Tire balance, also called tire unbalance or tire imbalance, describes the distribution of mass within an automobile tire or the entire wheel (including...
9 KB (1,140 words) - 02:51, 4 March 2024
engines on U.S. aircraft : none of the four incidents of rotor disk (rotating) unbalance and subsequent failure resulted in an accident, but parts of the...
26 KB (2,282 words) - 16:39, 17 September 2024
vibration peak gives the angle at which the unbalance exists. Amount of unbalance and angle of unbalance give an unbalance vector. Calibration is performed by...
8 KB (1,172 words) - 00:07, 24 September 2024
power source. A geared ring and a rotating unbalance mass segment made of tungsten encircles the entire mechanism, rotating on carbon rollers whenever the...
22 KB (1,963 words) - 07:16, 13 June 2024
Centrifugal force (redirect from Centrifugal force (rotating reference frame))
apply Newton's laws of motion in the rotating frame. The Earth constitutes a rotating reference frame because it rotates once every 23 hours and 56 minutes...
45 KB (5,748 words) - 22:12, 25 September 2024
the rotating frame). With these two forces balanced, in the rotating frame the only unbalanced force is Coriolis (also present only in the rotating frame)...
83 KB (10,440 words) - 19:04, 18 September 2024
Leslie speaker (redirect from Rotating leslie)
modifies the sound by rotating a baffle chamber ("drum") in front of the loudspeakers. A similar effect is provided by a rotating system of horns in front...
34 KB (4,374 words) - 18:04, 17 August 2024
critical speed. All rotating shafts, even in the absence of external load, will deflect during rotation. The unbalanced mass of the rotating object causes deflection...
5 KB (675 words) - 21:59, 31 March 2024
Vibrator (mechanical) (redirect from Eccentric rotating mass (ERM) motor)
impending aerodynamic stall. Eccentric rotating mass (ERM) vibrators work by rotating a deliberately unbalanced weight, so the weight is eccentric. Linear...
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the main aspects of rotating machinery which must be studied in detail and considered while designing. All objects including rotating machinery exhibit...
21 KB (2,267 words) - 23:53, 2 May 2024
reduce vibration by cancelling out unbalanced dynamic forces. The counter balance shafts have eccentric weights and rotate in opposite direction to each other...
7 KB (718 words) - 10:05, 23 September 2023
End-face mechanical seal (redirect from Rotating seal)
rotating equipment, such as pumps, mixers, blowers, and compressors. When a pump operates, the liquid could leak out of the pump between the rotating...
22 KB (3,176 words) - 17:37, 13 September 2024
the US Code of Federal Regulations (CFR), Blade containment and rotor unbalance tests. Equivalent test requirements are provided in the Certification...
15 KB (1,818 words) - 02:45, 27 February 2023
child rotating into its parent's location is a right rotation) while others say that the direction of rotation reflects which subtree is rotating (a left...
10 KB (1,443 words) - 07:22, 19 March 2024
Fictitious force (section Rotating coordinate systems)
accelerating, due to the unbalanced force, which causes it to move in a circle. (See also banked turn.) From the viewpoint of a rotating frame, moving with...
66 KB (8,535 words) - 07:58, 17 September 2024
The vibration is provided by an electric motor in the handle that rotates an unbalanced flywheel mounted either within the vibrating ball connected to the...
3 KB (285 words) - 19:35, 19 November 2023
exhaust gas and an unbalanced force. This force, called thrust, is the sum of the momentum difference between entry and exit and any unbalanced pressure force...
12 KB (1,595 words) - 23:18, 4 September 2024
Three-phase electric power (section Unbalanced loads)
to have a four-wire secondary and a three-wire primary, while allowing unbalanced loads and the associated secondary-side neutral currents. Wiring for three...
55 KB (6,518 words) - 19:18, 10 September 2024
Coupling (category Rotating shaft couplings)
transmitting power. The primary purpose of couplings is to join two pieces of rotating equipment while permitting some degree of misalignment or end movement...
22 KB (2,717 words) - 08:45, 24 June 2024
larger magazine with heavier ammunition of a full-powered rifle tended to unbalance the weapon. In addition controllable bursts were difficult. This made...
28 KB (3,235 words) - 10:53, 26 September 2024
from rotating with the lead screw (typically the nut interlocks with a non-rotating part of the actuator body). When the lead screw is rotated, the nut...
21 KB (2,611 words) - 14:25, 18 September 2024
Drafting (aerodynamics) (redirect from Rotating paceline)
fast corners as the "dirty" (turbulent) air that comes off the lead car unbalances the trailing car as its aerodynamic devices provide less grip. On the...
22 KB (2,661 words) - 00:33, 16 August 2024
engineering, the method of symmetrical components simplifies analysis of unbalanced three-phase power systems under both normal and abnormal conditions. The...
15 KB (2,415 words) - 23:19, 16 May 2024
energy to a motor already rotating, but without auxiliary mechanisms the motor will not accelerate from a stop. A rotating magnetic field of steady amplitude...
14 KB (2,554 words) - 10:43, 26 August 2024
comprises a rotating power-driven hub, to which are attached several radial airfoil-section blades such that the whole assembly rotates about a longitudinal...
37 KB (4,659 words) - 22:39, 25 August 2024