FR2727758B1 - CALIBRATION SYSTEM, PARTICULARLY FOR CALIBRATING TEST BENCHES USING STRUCTURE NOISE SIGNALS - Google Patents
CALIBRATION SYSTEM, PARTICULARLY FOR CALIBRATING TEST BENCHES USING STRUCTURE NOISE SIGNALSInfo
- Publication number
- FR2727758B1 FR2727758B1 FR9513534A FR9513534A FR2727758B1 FR 2727758 B1 FR2727758 B1 FR 2727758B1 FR 9513534 A FR9513534 A FR 9513534A FR 9513534 A FR9513534 A FR 9513534A FR 2727758 B1 FR2727758 B1 FR 2727758B1
- Authority
- FR
- France
- Prior art keywords
- calibration system
- noise signals
- test benches
- structure noise
- calibrating test
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/12—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems
- H02K33/14—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
- B06B1/12—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving reciprocating masses
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/04—Sound-producing devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19944443120 DE4443120A1 (en) | 1994-12-03 | 1994-12-03 | Calibration device in particular for calibrating structure-borne sound test benches |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2727758A1 FR2727758A1 (en) | 1996-06-07 |
FR2727758B1 true FR2727758B1 (en) | 1998-05-07 |
Family
ID=6534871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9513534A Expired - Fee Related FR2727758B1 (en) | 1994-12-03 | 1995-11-15 | CALIBRATION SYSTEM, PARTICULARLY FOR CALIBRATING TEST BENCHES USING STRUCTURE NOISE SIGNALS |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE4443120A1 (en) |
FR (1) | FR2727758B1 (en) |
GB (1) | GB2295713B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003023762A1 (en) * | 2001-09-13 | 2003-03-20 | Gilbert Bouchard | Multi-frequency acoustic vibration transmission method and system |
CN107716256B (en) * | 2016-08-11 | 2019-08-06 | 宏碁股份有限公司 | Vibration generating apparatus |
CN115788416A (en) * | 2022-11-21 | 2023-03-14 | 中国船舶重工集团公司第七一五研究所 | Low-frequency electromagnetic vibration sound source applied to petroleum logging |
CN115961945A (en) * | 2022-11-21 | 2023-04-14 | 中国船舶重工集团公司第七一五研究所 | Method and device for realizing low-frequency acoustic signal for petroleum logging |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4129187A (en) * | 1977-12-27 | 1978-12-12 | Sun Chemical Corporation | Electro-mechanical vibrator |
US4884954A (en) * | 1981-01-30 | 1989-12-05 | Niekerk Johannes W Van | Twin coil apparatus and energizing structure therefor |
EP0286680A4 (en) * | 1986-10-16 | 1989-06-21 | Nippon Magnetics Inc | Hammering device. |
EP0276407B1 (en) * | 1986-12-11 | 1992-07-08 | Siemens Aktiengesellschaft | Apparatus for calibrating a bulk wave monitoring system |
US5209564A (en) * | 1992-01-21 | 1993-05-11 | National Air Vibrator Company | Vibrator |
FR2704459B1 (en) * | 1993-04-30 | 1995-07-21 | Electricite De France | CALIBER SHOCK GENERATOR. |
-
1994
- 1994-12-03 DE DE19944443120 patent/DE4443120A1/en not_active Withdrawn
-
1995
- 1995-11-15 FR FR9513534A patent/FR2727758B1/en not_active Expired - Fee Related
- 1995-11-21 GB GB9523761A patent/GB2295713B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2295713A (en) | 1996-06-05 |
DE4443120A1 (en) | 1996-06-05 |
GB2295713B (en) | 1997-04-16 |
FR2727758A1 (en) | 1996-06-07 |
GB9523761D0 (en) | 1996-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
ST | Notification of lapse |