LMEC-7 Pohl lub Pendulum
LMEC-7Pohl lub Pendulum
Kev sim
1. Kev oscillation dawb - kev ntsuas ntawm kev sib raug zoo ntawm qhov amplitude ntawm lub log sib npaug θ thiab lub sijhawm ntawm kev oscillation dawb T
2. Kev txiav txim siab ntawm qhov damping factor β.
3. Kev txiav txim siab ntawm qhov amplitude-zaus yam ntxwv thiab cov theem-zaus yam ntxwv ntawm cov kev co yuam.
4. Kev kawm txog cov nyhuv ntawm kev cuam tshuam sib txawv ntawm kev co thiab kev soj ntsuam ntawm cov xwm txheej resonance.
5. Kawm siv txoj kev stroboscopic los txiav txim siab qhov ntau thiab tsawg ntawm cov khoom txav mus los, xws li qhov sib txawv ntawm theem.
Cov Lus Qhia Tseem Ceeb
| Lub caij nplooj ntoos hlav tawv ncauj K | tsawg dua 2% kev hloov pauv hauv lub sijhawm vibration dawb |
| Kev ntsuas lub sijhawm | qhov tseeb 0.001s, qhov yuam kev ntsuas voj voog 0.2% |
| Lub pendulum tshuab | nrog rau qhov chaw ntsuas, ntsuas 2°, vojvoog 100 hli |
| Kev ntsuas qhov dav | yuam kev ±1° |
| Lub sensor photoelectric A | kev tshawb pom ntawm ob lub teeb liab photoelectric |
| Lub sensor photoelectric B | kev tshawb pom ntawm cov teeb liab photoelectric ib leeg |
| Lub cev muaj zog ceev (yuam zaus) ntau yam | 30 - 45 rpm thiab kho tau tas li |
| Kev tsis ruaj khov ntawm lub cev muaj zog | tsawg dua 0.05%, ua kom muaj kev ruaj khov ntawm kev sim voj voog |
| Kev txo qis ntawm lub kaw lus | tsawg dua 2° ib qho kev puas tsuaj ntawm qhov amplitude |
Cov ntsiab lus
Cov khoom siv ntawm lub kaw lus: Pohl resonance experimental device, Pohl resonance experimental controller, sib dhos flash sib cais, 2 lub photoelectric sensors (ib qho ntawm hom A thiab hom B)
Kev teeb tsa ntawm Pohl resonance experimental.
1. Lub caij nplooj ntoos hlav stubbornness factor K: tsawg dua 2% kev hloov pauv hauv lub sijhawm co dawb.
2. Kev ntsuas lub sijhawm (10 lub voj voog): qhov tseeb 0.001s, qhov yuam kev ntsuas lub voj voog 0.2%.
3. Kev txo qhov system thaum tsis muaj kev txo qhov electromagnetic: tsawg dua 2° ib qho kev puas tsuaj ntawm qhov amplitude.
4. Lub pendulum siv tshuab: nrog rau qhov indexing, indexing 2°, radius 100 mm.
5. Kev ntsuas qhov dav: qhov yuam kev ± 1 °; txoj kev ntsuas qhov dav: kev kuaj pom photoelectric.
6. Lub sensor photoelectric A: nrhiav tau ob lub teeb liab photoelectric; lub sensor photoelectric B: nrhiav tau ib lub teeb liab photoelectric.
7. Lub cev muaj zog ceev (yuam zaus) ntau yam: 30 - 45 rpm thiab kho tau tas li.
8. Kev tsis ruaj khov ntawm lub cev muaj zog: tsawg dua 0.05%, ua kom muaj kev sim ruaj khov.
9. Kev txiav txim siab qhov sib txawv ntawm theem.
Ob txoj kev txiav txim siab qhov sib txawv ntawm theem: stroboscopic thiab metrological, nrog rau qhov sib txawv tsawg dua 3° ntawm ob txoj kev.
Qhov ntsuas ntau yam ntawm txoj kev ntsuas metrological yog ntawm 50° thiab 160°.
Kev ntsuas stroboscopic ntau ntawm 0° thiab 180°; kev ntsuas rov ua dua qhov sib txawv <2°.
10. Flash: tsav tsheb tsis tshua muaj zog, flash cais ntawm chav sim, 2ms lub sijhawm flash tas mus li, xim liab ci ntsa iab.
11. Suab nrov tsawg, tsis muaj kev cuam tshuam lossis tsis xis nyob thaum lub sijhawm sim ua pab pawg.
Pohl resonance experimental controller.
1. Siv ib lub tshuab tswj kev sim tshwj xeeb los sau thiab tso saib cov ntaub ntawv; siv lub vijtsam LCD loj dot-matrix, nrog rau cov ntawv qhia zaub mov los qhia kev sim, ceeb toom cov ntawv sau (phau ntawv qhia siv hluav taws xob), thiab tso saib thiab kuaj xyuas cov ntaub ntawv sim.
2. Kev tswj hwm tshwj xeeb rau strobes.
