Teko ea LMEC-19 ea Doppler Effect Setšoantšo se Hlahisitsoeng

Teko ea LMEC-19 Doppler Effect

Tlhaloso e Khutšoanyane:

Ho lekanya phello ea doppler le lebelo la molumo. Tšebeliso ea boleng bo holimo ea univesithi.

Qaqiso ea Sehlahisoa

Li-tag tsa Sehlahisoa

Liteko
1. Maqhubu a molumo oa transducer ea ultrasound;
2. Ho lekanya phello ea Doppler
3. Lebelo la modumo le lekanngwa ka phello ya Doppler.
Litekanyetso tse ka sehloohong tsa botekgeniki

Tlhaloso	Litlhaloso
Mohloli oa lets'oao la matla	Maqhubu a lets'oao: 20hz ~ 60 khz Boleng bo tlase ba mohato: 0.0011 hz Ho nepahala ha maqhubu: ± 20ppm Motlakase o hlahisoang: 1mv ~ 20vp-p Impedance 50 ohm
Sistimi e bohlale ea taolo ea motsamao oa ho hata	Motsamao o lekanang oa mola o otlolohileng 0.01 ~ 0.2m/s ts'ebetso ea tataiso e fetoloang, e ntle le e mpe. ka tšireletso ea moeli: Moeli oa Photoelectric, moeli oa switch ea maeto
Phetoho ea maqhubu a Doppler	0 ho isa ho ± 10hz
Ho nepahala ha tekanyo ea maqhubu a sistimi	± 0.02hz
Qeto ea tekanyo ea maqhubu	0.01hz
Oscilloscope e nang le mohlala o habeli	Ho itokisetsa