JPH0123755B2 - - Google Patents
Info
- Publication number
- JPH0123755B2 JPH0123755B2 JP2258583A JP2258583A JPH0123755B2 JP H0123755 B2 JPH0123755 B2 JP H0123755B2 JP 2258583 A JP2258583 A JP 2258583A JP 2258583 A JP2258583 A JP 2258583A JP H0123755 B2 JPH0123755 B2 JP H0123755B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- signal
- ultrasonic
- transducer
- sludge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000010802 sludge Substances 0.000 claims description 52
- 230000005540 biological transmission Effects 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 239000000523 sample Substances 0.000 claims description 14
- 230000002194 synthesizing effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- 239000000284 extract Substances 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 101000579647 Penaeus vannamei Penaeidin-2a Proteins 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2258583A JPS59147257A (ja) | 1983-02-14 | 1983-02-14 | ヘドロ探査機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2258583A JPS59147257A (ja) | 1983-02-14 | 1983-02-14 | ヘドロ探査機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59147257A JPS59147257A (ja) | 1984-08-23 |
| JPH0123755B2 true JPH0123755B2 (enrdf_load_stackoverflow) | 1989-05-08 |
Family
ID=12086925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2258583A Granted JPS59147257A (ja) | 1983-02-14 | 1983-02-14 | ヘドロ探査機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59147257A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012013522A (ja) * | 2010-06-30 | 2012-01-19 | Korea Atomic Energy Research Inst | 超音波を用いる低周波数振動加振方法および装置 |
| JP7188717B1 (ja) | 2022-03-14 | 2022-12-13 | 株式会社人材開発支援機構 | ヘドロ厚測定方法およびヘドロ厚測定装置 |
-
1983
- 1983-02-14 JP JP2258583A patent/JPS59147257A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59147257A (ja) | 1984-08-23 |
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