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Piezohannas
Jalur lebar Frekuensi Rendah 2Khz-8khz Transduser Hidroakustik Transduser
Dimensi:

Saiz: diameter: 278mm , tinggi: 156mm
Berat: 7kg
Gambar rajah struktur Transduser :



Penunjuk utama:
1. Julat frekuensi: 2~8kHz
2. Menghantar tindak balas voltan: ≥130dB3.
3. Kearah mendatar: bukan arah
4. Panjang kabel: = 10m
5. Kedalaman kerja: ≥500m
Menghantar tindak balas voltan dan tahap sumber bunyi
f/kHz |
d/m |
UF/VPP |
UJ/mVPP |
M0/dB |
SV /dB |
SL /dB |
2 |
3 |
1120 |
55 |
-205 .3 |
128 .7 |
180 .6 |
3 |
3 |
940 |
80 |
-205 .3 |
133 .4 |
183 .9 |
4 |
3 |
920 |
190 |
-205 .4 |
141 .2 |
191 .5 |
5 |
3 |
920 |
270 |
-205 .4 |
144 .3 |
194 .5 |
6 |
3 |
920 |
260 |
-205 .5 |
144 .1 |
194 .3 |
7 |
3 |
910 |
220 |
-205 .5 |
142 .7 |
192 .9 |
8 |
3 |
970 |
180 |
-205 .5 |
140 .4 |
191 .1 |

Menerima Sensitiviti
Carta 2-1 Menerima Sensitiviti
f/kHz |
01# |
02# |
03# |
2 |
-178 .3 |
-177 .5 |
-178 .1 |
3 |
-178 .9 |
-178 .9 |
-176 .8 |
4 |
-181 .5 |
-181 .2 |
-179 .1 |
5 |
-177 .3 |
-175 .7 |
-177 .6 |
6 |
-174 .4 |
-173 .9 |
-174 .8 |
7 |
-179 .1 |
-176 .6 |
-179 .3 |
8 |
-182 .9 |
-181 .2 |
-181 .4 |

Kearah mendatar

V ertikal D tidak kerektiviti

Cp-G C urve :

Ujian tekanan hidrostatik
carta 6-1 ujian tekanan
Keluk ukuran |
Masa yang berkekalan |
1H |
0 .5H |
1H |
0 .5H |
Tekanan hidrostatik |
5MPa |
0 |
5 .25MPa |
0 |
|
Selepas ujian tekanan |
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saya penebat R ketahanan |
1# |
≥500MΩ |
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2# |
≥500MΩ |
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3# |
≥500MΩ |
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