CN102435301A - Remote vibration measurement calibration system and method - Google Patents
Remote vibration measurement calibration system and method Download PDFInfo
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- CN102435301A CN102435301A CN2011102676392A CN201110267639A CN102435301A CN 102435301 A CN102435301 A CN 102435301A CN 2011102676392 A CN2011102676392 A CN 2011102676392A CN 201110267639 A CN201110267639 A CN 201110267639A CN 102435301 A CN102435301 A CN 102435301A
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Abstract
The invention discloses a remote vibration measurement calibration system and a remote vibration measurement calibration method. The remote vibration measurement calibration system comprises a calibration center (1), a detonation digital archive server (2) and a plurality of vibration tables (3), wherein sensors (4) are respectively arranged on the vibration tables (3), the calibration center (1) remotely sends a vibration signal to the vibration tables (3) through a network, the sensors (4) sense the vibration signal of the vibration tables (3) and feed the sensed signal back to the calibration center (1), the calibration center (1) compares the vibration signal with the sensed signal to obtain the calibration result, and the calibration result is stored into the detonation digital archive server (2). The invention carries out remote calibration through the network, the sensors are no longer needed to be brought to the calibration center which acquires the qualification approved by the national detection administration section and is issued with the corresponding licence, the sensors combine the vibration measurement signal which is actually measured with the corresponding calibration result in the detonation digital archive server during the onsite specific vibration measurement, so the actual vibration signal can be obtained.
Description
Technical field
The present invention relates to a kind of device that is used for the vibration measuring equipment calibration, specifically be meant a kind of long-range vibration measuring calibration system and method.
Background technology
At present, in the blasting operation construction, the blasting vibration test job is to be engaged in the important process that the blast working work unit is faced at home.Because the security protection requirements of one's work generally all require to carry out Blast Vibration Monitoring for city complex environment explosion, great explosion and specific (special) requirements blasting engineering.Handle through accurate vibration measuring and data analysis, whether the vibrating numerical that can judge the explosion generation quickly and effectively meets the requirement of design parameter permissible value, and to being protected the influence degree of target.Therefore, in time obtain on-the-spot blasting vibration parameter to formulating blasting scheme, the assurance blast working safely, preventing accident plays significant role.
Blasting vibration test and the needed instrument and equipment of Data Management Analysis generally all belong to more valuable exact instrument, safeguard at ordinary times, take care of, to deposit requirement condition higher.The vibration measuring instrument and equipment mainly comprises: sensor, vialog (comprising signal amplification, storage of processor etc.), calibration facility (shaking table that meets state-set standard), data processing instrument (comprising frequency spectrum, power spectrum, phase spectral analysis) etc.If obtain to have the accurate vibration measuring data of use value, explosion unit must possess a whole set of vibration measuring instrument and equipment, and the shaking table that wherein is used for sensor, vibration measuring system demarcation is indispensable.After sensor repeatedly uses; Owing to temperature, humidity under the field condition, vibrate, collide with and reason such as material aging can cause sensitivity to change; Usually use the sensor more than 3 times; All should demarcate before each use afterwards, and the mass effect of demarcating directly has influence on the accuracy and the reliability of vibration measuring data.At present, the vibration measuring instrument carries out timing signal, need it be taken to have country and detect the qualification of administrative authority's approval and carry out with the demarcation center of issuing corresponding licence, waste time and energy like this, and the cost height, efficient is very low.
Summary of the invention
The technical issues that need to address of the present invention are to provide a kind of and can long-rangely demarcate, and are easy to operate, time saving and energy saving, and efficient is high, long-range vibration measuring calibration system and the method for carrying out that cost is low.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: long-range vibration measuring calibration system and method; Comprise demarcation center, explosion digital archives server and several shaking tables; Shaking table is provided with sensor, and described demarcation center is sent vibration signal through network remote and given shaking table, the vibration signal of sensor sense vibrations platform and with returning to the demarcation center behind the signal that senses; Demarcation center relatively vibration signal and sensing signal and deposits calibration result in explosion digital archives server drawing calibration result.
The present invention also comprises the signal Processing instrument, and the signal that sensor senses returns to the demarcation center after the signal Processing instrument is handled.
A kind of long-range vibration measuring scaling method comprises following step:
1), the demarcation center sends vibration signal through network remote and gives shaking table, shaking table produces the vibration of respective strengths according to the size of vibration signal;
2), the size of the oscillation intensity through sensor sense vibrations platform, and the vibration signal that senses returned to the demarcation center through network remote;
3), the vibration signal that relatively sends of demarcation center and the vibration signal that senses, drawing the calibration result of this shaking table, and deposit calibration result in explosion digital archives server.
In step 2) in, the signal that sensor senses returns to the demarcation center after the signal Processing instrument is handled.
Owing to adopted above-mentioned structure and method; The present invention can carry out long-range demarcation through network; No longer need sensor be taken and have the demarcation center that country detects the qualification of administrative authority's approval and issue corresponding licence and carry out; During the concrete at the scene vibration measuring of sensor, the vibration measuring signal of surveying is combined with respective alignment result in the explosion digital archives server, can obtain real vibration signal.It is easy to operate, and is time saving and energy saving, and efficient is high, has very strong practicality and promotional value, can be widely used in the demarcation of vibration measuring equipment.
Description of drawings
Fig. 1 is the frame diagram of long-range vibration measuring calibration system.
Embodiment
Be described in further detail below in conjunction with the accompanying drawing specific embodiments of the invention.
As shown in Figure 1, long-range vibration measuring calibration system of the present invention comprises demarcation center 1, explosion digital archives server 2 and several shaking tables 3, and shaking table 3 is provided with sensor 4.Demarcation center 1 can require the required sensor of explosion vibration measuring, instrument and equipment and vibration measuring system are implemented to demarcate according to state-set standard, provides the vibration measuring nominal data of standard.Shaking table 3 is on-the-spot with the vibration measuring that sensor 4 is distributed in national various places.Described demarcation center 1 is sent vibration signal through network remote and is given shaking table 3, and network can be dedicated network, also can be general internet.The vibration signal of described sensor 4 sense vibrations platforms 3 and with returning to demarcation center 1 behind the signal that senses, demarcation center 1 relatively vibration signal and sensing signal and deposit calibration result in explosion digital archives server 2 drawing calibration result.Like this, during the concrete at the scene vibration measuring of sensor 4, the vibration measuring signal of surveying is combined with respective alignment result in the explosion digital archives server 2, can obtain real vibration signal.The present invention also comprises signal Processing instrument 5, and the signal that sensor 4 senses returns to demarcation center 1 after signal Processing instrument 5 is handled.
The long-range vibration measuring scaling method of above-mentioned long-range vibration measuring calibration system comprises following step:
1), the demarcation center sends vibration signal through network remote and gives shaking table, shaking table produces the vibration of respective strengths according to the size of vibration signal;
2), the size of the oscillation intensity through sensor sense vibrations platform, and the vibration signal that senses returned to the demarcation center through network remote; The signal that sensor senses can return to the demarcation center again after the signal Processing instrument is handled;
3), the vibration signal that relatively sends of demarcation center and the vibration signal that senses, drawing the calibration result of this shaking table, and deposit calibration result in explosion digital archives server.
In a word; The above-mentioned preferred implementation though the present invention has given an example should be explained, though those skilled in the art can carry out various variations and remodeling; Only if such variation and remodeling have departed from scope of the present invention, otherwise all should be included in protection scope of the present invention.
Claims (4)
1. long-range vibration measuring calibration system; It is characterized in that: comprise demarcation center (1), explosion digital archives server (2) and several shaking tables (3); Shaking table (3) is provided with sensor (4); Described demarcation center (1) is sent vibration signal through network remote and is given shaking table (3); The vibration signal of sensor (4) sense vibrations platform (3) and with returning to demarcation center (1) behind the signal that senses, demarcation center (1) relatively vibration signal and sensing signal and deposit calibration result in explosion digital archives server (2) drawing calibration result.
2. according to the described long-range vibration measuring calibration system of claim 1, it is characterized in that: also comprise signal Processing instrument (5), the signal that sensor (4) senses returns to demarcation center (1) after signal Processing instrument (5) is handled.
3. a long-range vibration measuring scaling method is characterized in that, comprises following step:
1), demarcation center (1) send vibration signal through network remote and give shaking table (3), shaking table produces the vibration of respective strengths according to the size of vibration signal;
2), the size of the oscillation intensity through sensor (4) sense vibrations platform (3), and the vibration signal that senses returned to demarcation center (1) through network remote;
3), demarcation center (1) vibration signal of relatively sending and the vibration signal that senses, drawing the calibration result of this shaking table (3), and deposit calibration result in explosion digital archives server (2).
4. according to the described long-range vibration measuring scaling method of claim 3, it is characterized in that: in step 2) in, the signal that sensor (4) senses returns to demarcation center (1) after signal Processing instrument (5) is handled.
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CN2011102676392A CN102435301A (en) | 2011-09-11 | 2011-09-11 | Remote vibration measurement calibration system and method |
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CN2011102676392A CN102435301A (en) | 2011-09-11 | 2011-09-11 | Remote vibration measurement calibration system and method |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103792001A (en) * | 2014-03-03 | 2014-05-14 | 曲广建 | Transient signal calibrator |
CN111207820A (en) * | 2020-01-09 | 2020-05-29 | 哈尔滨工程大学 | Method for calibrating array elements of buoy hydrophone array in reverberation pool |
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US7130752B2 (en) * | 2003-04-28 | 2006-10-31 | National Institute Of Advanced Industrial Science And Technology | Measuring-instrument remote-calibration system and measuring-instrument remote-calibration method |
CN202229842U (en) * | 2011-09-11 | 2012-05-23 | 广州中爆安全网科技有限公司 | Remote vibration measurement and calibration system |
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US7130752B2 (en) * | 2003-04-28 | 2006-10-31 | National Institute Of Advanced Industrial Science And Technology | Measuring-instrument remote-calibration system and measuring-instrument remote-calibration method |
CN202229842U (en) * | 2011-09-11 | 2012-05-23 | 广州中爆安全网科技有限公司 | Remote vibration measurement and calibration system |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103792001A (en) * | 2014-03-03 | 2014-05-14 | 曲广建 | Transient signal calibrator |
CN111207820A (en) * | 2020-01-09 | 2020-05-29 | 哈尔滨工程大学 | Method for calibrating array elements of buoy hydrophone array in reverberation pool |
CN111207820B (en) * | 2020-01-09 | 2021-10-26 | 哈尔滨工程大学 | Method for calibrating array elements of buoy hydrophone array in reverberation pool |
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Application publication date: 20120502 |