Cov phaus ntawm quab yuam lossis phaus-quab yuam (cim: lbf, qee zaum lb f ,) yog ib chav tsev ntawm lub zog siv nyob rau hauv qee qhov kev ntsuas, suav nrog English Engineering units thiab ko taw-phaus-thib ob system .
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Phaus (quab yuam)
Phaus-quab yuam | |
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1 lbf hauv… | … Yog sib npaug rau… |
SI units | 4.448222 N |
Tej pawg CGS | 444,822.2 dyn ib |
Tsis Paub Lus Askiv | 32.17405 dr hab |
Ntawm no, Puas yog torque lb-ft lossis ft-lb? Torque ib txwm ntsuas nyob rau hauv quab yuam ntawm ib lub vojvoog. Qhov ntsuas qhov tseeb yog lbf-ft los yog "phaus quab yuam ko taw", uas peb luv rau lb-ft. Cov txiv neej metric ib txwm muaj nws txoj cai, thaum lawv qhia lub zog ntawm Nm, lossis Newton-meter.
Kuv yuav xam lbf li cas? Hloov pauv ntawm Pounds-mass (lbm) thiab Pounds-force (lbf)
1. Siv Newton's 2nd Law (F=ma) kom pom qhov hnyav hauv lbm∙ft/s2. 2 2. Hloov qhov hnyav ntawm lbm∙ft/s2 rau lbf siv qhov kev sib raug zoo 1 lbf = 32.174 lbm∙ft/s2.
Tsis tas li ntawd Dab tsi yog lbf hauv torque? AT phaus-ko taw (lbf⋅ft) yog ib chav tsev ntawm torque sawv cev rau ib phaus ntawm quab yuam ua ntawm ib qho kev ncua deb ntawm ib ko taw los ntawm qhov pivot point. … Ib phaus (force) = 4.448 222 newtons.
Puas yog 1 LBM sib npaug 1 lbf? lbm sawv cev rau qhov hnyav uas hnyav ib phaus-force (lbf) hauv ntiaj teb. Nws tsis tsim nyog hais tias a lbm yog lbf vim lub qub yog ib chav tsev loj thiab lub tom kawg yog ib chav tsev ntawm lub zog. Txawm li cas los xij, nws yog qhov tsim nyog hais tias ib lbm hnyav ib lbf (hauv ntiaj teb).
Puas yog lb thiab lbf tib yam?
"Lbf" yog hais txog lub gravitational quab yuam muab los ntawm ib qho teeb meem ntawm lub ntiaj teb nto, thaum "lb" cuam tshuam nrog kev ntsuas ntawm lub zog. Ib phaus quab yuam sib npaug ntawm cov khoom ntawm 1 phaus thiab lub gravitational teb. "Lb" thiab "lbf" yog qhov zoo sib xws vim lawv ob leeg koom nrog tib lub zog.
HP thiab torque yog dab tsi? Torque, yooj yim, yog lub peev xwm ntawm lub tsheb ua haujlwm - tshwj xeeb, kev sib tw quab yuam siv los ntawm crankshaft. Horsepower yog sai npaum li cas lub tsheb tuaj yeem ua haujlwm ntawd. … Vim tias feem ntau muaj kev txwv ceev npaum li cas koj tuaj yeem tig lub cav, muaj lub zog siab dua tso cai rau ntau dua horsepower ntawm qis rpms.
Yuav ua li cas hloov kgf rau lbf? Txhawm rau hloov ib kilogram-force ntsuas mus rau phaus-force ntsuas, muab lub zog los ntawm kev hloov pauv. Tshuaj yej quab yuam hauv phaus-quab yuam yog sib npaug rau kilogram-quab yuam los ntawm 2.204623.
Puas yog lbf tib yam li PSI?
Nws yog lub zog ua los ntawm kev quab yuam ntawm ib phaus-quab yuam siv rau thaj tsam ntawm ib square inch. Hauv SI units, 1 psi yog kwv yees li 6895 Pa.
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Phaus ib square taws | |
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Chav kaw lus | Imperial units, Asmeskas cov tsev ib txwm muaj |
Chav tsev ntawm | Siab, Kev Nyuaj Siab |
cim | psi lub lbf/in 2 |
pauv hloov |
Puas yog lbf ib pawg? Cov phaus hnyav, luv luv lbm, yog ib chav tsev ntawm qhov hnyav uas txhais tau tias yog 0.453 592 37 kilogram. Lub pound force unit, luv luv lbf lossis yooj yim lb, yog a unit ntawm lub zog sib npaug rau qhov uas exerted los ntawm ib phaus loj nyob rau hauv lub gravitational acceleration ntawm lub ntiaj teb saum npoo av.
Yuav ua li cas hloov lbf rau Nm?
Nm↔lbf.in 1 Nm = 8.850746 lbf.in.
Yuav ua li cas hloov lbf rau kg? Txhawm rau hloov qhov ntsuas pound-force mus rau kilogram-force ntsuas, sib zog quab yuam los ntawm kev hloov pauv piv. Lub zog hauv kilogram-force yog sib npaug rau phaus-quab yuam muab faib los ntawm 0.453592.
Puas yog lb sib npaug rau lbf?
"Lbf" yog hais txog lub gravitational quab yuam muab los ntawm ib qho teeb meem ntawm lub ntiaj teb nto, thaum "lb" cuam tshuam nrog kev ntsuas ntawm lub zog. Ib phaus quab yuam sib npaug ntawm cov khoom ntawm 1 phaus thiab lub gravitational teb. "Lb" thiab "lbf" yog qhov zoo sib xws vim lawv ob leeg koom nrog tib lub zog.
Cov nplai puas nyeem lbm lossis lbf?
Nov yog qee yam uas yuav tsum tau hais: cia peb hais tias koj nce qib thiab nws nyeem "150." Kev nyeem ntawv ntawm qhov ntsuas kuj tseem tuaj yeem muab koj cov units ntawm "lbs." Zoo, qhov ntsuas ntsuas tus nqi ntawm lub zog uas ib qho khoom siv tawm yog li peb tuaj yeem xav tias cov units ces yog lbf (pound-force).
Yuav ua li cas hloov lbf rau NM? Nm↔lbf.in 1 Nm = 8.850746 lbf.in.
Puas yog lbf qhov hnyav? Ib qho ntawm qhov loj tshaj plaws ntawm kev tsis meej pem hauv Imperial (los yog US Customary) system ntawm kev ntsuas yog tias ob qho tib si loj thiab quab yuam yog ntsuas siv tib lub tsev, phaus. Qhov sib txawv ntawm ob, peb hu ib hom phaus pound-mass (lbm) thiab lwm yam phaus-zog (lbf).
Puas yog PSI sib npaug rau lbf hauv 2?
psi↔lbf/in2 1 psi = 1 lbf/in2.
torque qhia li cas? Torque yog lub zog sib tw uas ua rau muaj kev sib hloov. Lub ntsiab lus uas cov khoom rotates yog hu ua axis ntawm kev sib hloov. Ua lej, torque tuaj yeem sau ua T = F * r * sin (theta), thiab nws muaj units ntawm Newton-meters.
Qhov twg yog qhov zoo dua hp lossis torque?
Zoo, yog tias koj tsuas xav mus nrawm thiab ntaus 140 mph, ces zog bo ua tau zoo dua rau koj. Txawm li cas los xij, yog tias koj xav tau lub tsheb muaj zog uas tuaj yeem rub pob zeb thiab tshem tawm sai sai, lub zog torque yuav tseem ceeb dua rau koj. Hauv luv luv, torque ua rau koj lub tsheb nrawm. Horsepower ua kom ceev ceev.
Puas yog 500 Nm torque zoo? Nws yog ib qho tsim nyog sau cia tias cov cav uas tsim tau ntau dua 400 Nm (295 lb / ft) ntawm lub zog, txawm tias roj av lossis diesel, feem ntau yog nyob rau hauv lawv qhov zoo tshaj plaws teamed nrog lub gearbox tsis siv neeg. Tshaj li 500 Nm (369 lb / ft), feem ntau cov cav tov tuaj nrog ib qho tsis siv neeg gearbox txawm li cas los xij vim lawv muaj peev xwm tiv taus lub cav uas muaj zog.
Dab tsi yog RPM ntawm 1 hp lub cev muaj zog?
1 HP Ib Theem Hluav Taws Xob Hluav Taws Xob, Rau Kev Lag Luam, Ceev: 1440 Ceev.
Yuav ua li cas hloov grams rau lbf? Txhawm rau hloov qhov ntsuas gram-force mus rau qhov ntsuas pound-force, sib zog quab yuam los ntawm kev hloov pauv piv. Lub zog hauv phaus-quab yuam yog sib npaug rau gram-force muab los ntawm 0.002205.
50kg zog npaum li cas?
Luas = 50 x 9.81 = 490.5 nuj.
Qhov txawv ntawm lbf thiab LBM yog dab tsi? LBM yog siv los ntsuas qhov hnyav, qhov LBF yog siv los ntsuas lub zog. Txawm li cas los xij, LBF tau txhais rau lub zog gravitational nws tuaj yeem siv los ntsuas txhua lub zog. Qhov loj ntawm LBM yog qhov loj, qhov ntev ntawm LBF yog huab hwm coj * ntev / sijhawm 2.