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Category > Engineering Posted 23 May 2017 My Price 5.00

Determine the average braking torque required

1. A 60-mm thick steel flywheel has inner and outer-radii, a and b, respectively. Determine the average braking torque required.

 

2. A rolled steel disk flywheel has inner radius a, outer radius b, and length of hub engagement of I. It rotates on a shaft at a normal speed 00000 rpm with a 10% drop during working cycle. Determine

(a) The maximum stress.

(b) The energy delivered per cycle.

Answers

Alpha Geek
(8)
Status NEW Posted 23 May 2017 08:05 AM My Price 5.00

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file 1495528821-Answer.docx preview (108 words )
1-----------. A----------- 60------------mm----------- th-----------ick----------- st-----------eel----------- fl-----------ywh-----------eel----------- ha-----------s i-----------nne-----------r a-----------nd -----------out-----------er------------rad-----------ii,----------- a -----------and----------- b,----------- re-----------spe-----------cti-----------vel-----------y. -----------Det-----------erm-----------ine----------- th-----------e a-----------ver-----------age----------- br-----------aki-----------ng -----------tor-----------que----------- re-----------qui-----------red-----------. ----------- 2-----------. A----------- ro-----------lle-----------d s-----------tee-----------l d-----------isk----------- fl-----------ywh-----------eel----------- ha-----------s i-----------nne-----------r r-----------adi-----------us -----------a, -----------out-----------er -----------rad-----------ius----------- b,----------- an-----------d l-----------eng-----------th -----------of -----------hub----------- en-----------gag-----------eme-----------nt -----------of -----------I. -----------It -----------rot-----------ate-----------s o-----------n a----------- sh-----------aft----------- at----------- a -----------nor-----------mal----------- sp-----------eed----------- 00-----------000----------- rp-----------m w-----------ith----------- a -----------10%----------- dr-----------op -----------dur-----------ing----------- wo-----------rki-----------ng -----------cyc-----------le.----------- De-----------ter-----------min-----------e -----------(a)----------- Th-----------e m-----------axi-----------mum----------- st-----------res-----------s. ----------- (b-----------) T-----------he -----------ene-----------rgy----------- de-----------liv-----------ere-----------d p-----------er -----------cyc-----------le.----------- ----------- SO-----------LUT-----------ION----------- -----------Vol-----------ume----------- of----------- th-----------e m-----------ate-----------ria-----------l
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