CN104596575B - Blower fan tower barrel safe operation monitoring device and its application method - Google Patents
Blower fan tower barrel safe operation monitoring device and its application method Download PDFInfo
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- CN104596575B CN104596575B CN201410819114.9A CN201410819114A CN104596575B CN 104596575 B CN104596575 B CN 104596575B CN 201410819114 A CN201410819114 A CN 201410819114A CN 104596575 B CN104596575 B CN 104596575B
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Abstract
The present invention relates to tower state monitoring apparatus technical field, it is a kind of blower fan tower barrel safe operation monitoring device and its application method, it includes tower body, sonic detection row, vibration monitoring row, strain transducer, temperature sensor, data conversion module and data processor；Tower body includes at least two sections tower segments being from top to bottom sequentially distributed, and any two adjacent tower segments are fixedly installed togather by ring flange；Every section of tower segments have the endoporus of up/down perforation and all endoporus communicate and form passing hole, and its application method is：The first step, data processor is electrically connected by the server of data wire and monitoring center.The present invention can realize the real-time monitoring for using tower body process, find or prevent its bolt fracture being likely to occur or deformation in time, be prevented effectively from the generation of column shakiness or collapse accident, be that owner reduces the risk of economic loss.
Description
Technical field
The present invention relates to tower state monitoring apparatus technical field, be a kind of blower fan tower barrel safe operation monitoring device and its
Application method.
Background technology
Wind-power electricity generation is that blower fan is erected on tens meters of high pylons, and pylon is often arranged on what wind resource enriched
Remote outside of the city, its running environment is severe, it is difficult to monitored with conventional means of making an inspection tour.Wind power tower drum belongs to the towering knot of self-supporting
Structure, wind load is typically the principal element for causing structure lateral displacement and vibration, understands tower except the gravity of itself by analysis
Outside, will also by wind wheel and cabin Action of Gravity Field and the wind load that acts on tower body, wind wheel is also received through in addition
Act on aerodynamic loading, deflecting force, gyro power and the gyro moment on tower top etc..Current blower fan pylon is often installing test run
Give free rein to substantially after row, and do not set up any monitoring device, thus can not realize effective monitoring to the operation of pylon, this is to wind
There is potential threat in the operation of machine, collapse accident can be caused when serious, very big economic loss is caused to owner.
The content of the invention
The invention provides a kind of blower fan tower barrel safe operation monitoring device and its application method, above-mentioned existing skill is overcome
The deficiency of art, its can effectively solve existing blower fan pylon be allowed to after Installation and trial run naturally, in the presence of can not effectively monitor, seriously
When the problem of can cause collapse accident.
One of technical scheme is realized by following measures：A kind of blower fan tower barrel safe operation monitoring dress
Put, including tower body, sonic detection row, vibration monitoring row, strain transducer, temperature sensor, data conversion module sum
According to processor；Tower body includes at least two sections tower segments being from top to bottom sequentially distributed, and any two adjacent tower segments are led to
Ring flange is crossed to be fixedly installed togather；Every section of tower segments have the endoporus of up/down perforation and all endoporus communicate and form latus rectum
Hole；At least three strain transducers are uniformly distributed with along the circumference on the inside of the passing hole of each ring flange position of correspondence；On the inside of passing hole
Circumferentially it is respectively fixed with two row sonic detections row and two row vibration monitorings row；One row sonic detection row include at least three intervals
The sonic sensor of distribution, another row sonic detection row include at least one sonic sensor；One row vibration monitoring row are included extremely
Lack three vibration monitoring sensors being spaced apart, another row vibration monitoring row include at least one vibration monitoring sensor；It is logical
Upper and lower part on the inside of the hole of footpath is installed with temperature sensor；Each sonic sensor, vibration monitoring sensor and should
A data conversion module, the output end of each data conversion module and each temperature are electrically connected with the output end for becoming sensor
Spend each corresponding ports of the output end of sensor with data processor to be electrically connected, energy is fixed with data processor
Exchange the communication interface of data.
Here is the further optimization and/or improvements to one of foregoing invention technical scheme：
Four strain transducers can be uniformly distributed with along the circumference on the inside of the passing hole of the above-mentioned each ring flange position of correspondence.
Above-mentioned data conversion module may include signal conditioning circuit and analog to digital conversion circuit, the output end of signal conditioning circuit
Be electrically connected with the input of analog to digital conversion circuit, sonic sensor, vibration monitoring sensor and strain transducer it is each
Input of the individual output end respectively with each corresponding signal conditioning circuit is electrically connected, the output end of analog to digital conversion circuit
It is electrically connected with data processor.
Above-mentioned to may also include warning device, input and the data processor of warning device are electrically connected
The two of technical scheme are realized by following measures：A kind of blower fan tower barrel safe operation monitoring dress
The application method put, comprises the following steps, the first step, and data processor is electrically connected by the server of data wire and monitoring center
Be connected together, and connect sonic sensor, vibration monitoring sensor, strain transducer, temperature sensor, data conversion module and
After the power supply of data processor, it voluntarily completes initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；
Data processor reads the data of temperature sensor detection simultaneously, and whether its data is sentenced in default normal range (NR)
It is disconnected, when it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects number
During according to the judgement not in normal range (NR) more than three times, then pre-warning signal is sent from data processor to monitoring center, wait people
Work is recovered；When it detects that data are in normal range (NR), then into next step；
3rd step, is gathered sonic sensor, vibration monitoring sensor and strain transducer by data conversion module
Data are separately converted to acoustic signals, vibration signal and strain signal；The temperature that data processor is received according to it simultaneously is passed
The detection data of sensor carry out the threshold determination sequence of sonic sensor, vibration monitoring sensor and strain transducer；Threshold value is true
Determining program is specially：Data processor chooses the detection data of temperature sensor and the threshold value being stored in advance in it in data
Temperature range be compared, then draw under corresponding temperature value, sonic sensor, vibration monitoring sensor and strain pass
The reasonable threshold value of sensor, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received by threshold determination sequence with drawing
Vibration monitoring sensor and the reasonable threshold value of strain transducer be compared respectively, when vibration signal and strain signal are at it
When in reasonable threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring
Center sends pre-warning signal, and enters next step；
5th step, is calculated respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
Go out corresponding vibration fault localization region or/and strain failure localization region, while the sound received by data processor
The reasonable threshold value of sonic sensor of the ripple signal with being drawn by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out according to it by data processor corresponding
Sound wave fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as failure
Positioning result, then stores related data, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then
Take the common factor of vibration fault localization region and strain failure localization region as fault location result, then store related data,
Second step is returned simultaneously.
The three of technical scheme are realized by following measures：A kind of blower fan tower barrel safe operation monitoring dress
The application method put, comprises the following steps：
The first step, data processor is electrically connected by the server of data wire and monitoring center, and connection sound
Wave sensor, vibration monitoring sensor, strain transducer, temperature sensor, signal conditioning circuit, analog to digital conversion circuit and data
After the power supply of processor, it voluntarily completes initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；
Data processor reads the data of temperature sensor detection simultaneously, and whether its data is sentenced in default normal range (NR)
It is disconnected, when it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects number
During according to the judgement not in normal range (NR) more than three times, then pre-warning signal is sent from data processor to monitoring center, wait people
Work is recovered；When it detects that data are in normal range (NR), then into next step；
3rd step, by signal conditioning circuit and analog to digital conversion circuit by sonic sensor, vibration monitoring sensor and should
The data for becoming sensor collection are separately converted to acoustic signals, vibration signal and strain signal；Data processor is according to it simultaneously
The threshold value that the detection data of the temperature sensor received carry out sonic sensor, vibration monitoring sensor and strain transducer is true
Determine program；Threshold determination sequence is specially：Data processor is by the detection data of temperature sensor and is stored in advance in it
The temperature range that threshold value is chosen in data is compared, and is then drawn under corresponding temperature value, sonic sensor, vibration monitoring
The reasonable threshold value of sensor and strain transducer, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received by threshold determination sequence with drawing
Vibration monitoring sensor and the reasonable threshold value of strain transducer be compared respectively, when vibration signal and strain signal are at it
When in reasonable threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring
Center sends pre-warning signal, and enters next step；
5th step, is calculated respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
Go out corresponding vibration fault localization region or/and strain failure localization region, while the sound received by data processor
The reasonable threshold value of sonic sensor of the ripple signal with being drawn by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out according to it by data processor corresponding
Sound wave fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as failure
Positioning result, then stores related data, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then
Take the common factor of vibration fault localization region and strain failure localization region as fault location result, then store related data,
Second step is returned simultaneously.
The four of technical scheme are realized by following measures：A kind of blower fan tower barrel safe operation monitoring dress
The application method put comprises the following steps：
The first step, data processor is electrically connected by the server of data wire and monitoring center, and connection sound
Wave sensor, vibration monitoring sensor, strain transducer, temperature sensor, signal conditioning circuit and analog to digital conversion circuit sum
After the power supply of processor, it voluntarily completes initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；
Data processor reads the data of temperature sensor detection simultaneously, and whether its data is sentenced in default normal range (NR)
It is disconnected, when it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects number
During according to the judgement not in normal range (NR) more than three times, then early warning letter is sent from data processor to monitoring center and warning device
Number, wait manual reversion；When it detects that data are in normal range (NR), then into next step；
3rd step, by signal conditioning circuit and analog to digital conversion circuit by sonic sensor, vibration monitoring sensor and should
The data for becoming sensor collection are separately converted to acoustic signals, vibration signal and strain signal；Data processor is according to it simultaneously
The threshold value that the detection data of the temperature sensor received carry out sonic sensor, vibration monitoring sensor and strain transducer is true
Determine program；Threshold determination sequence is specially：Data processor is by the detection data of temperature sensor and is stored in advance in it
The temperature range that threshold value is chosen in data is compared, and is then drawn under corresponding temperature value, sonic sensor, vibration monitoring
The reasonable threshold value of sensor and strain transducer, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received by threshold determination sequence with drawing
Vibration monitoring sensor and the reasonable threshold value of strain transducer be compared respectively, when vibration signal and strain signal are at it
When in reasonable threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring
Center and warning device send pre-warning signal, and enter next step；
5th step, is calculated respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
Go out corresponding vibration fault localization region or/and strain failure localization region, while the sound received by data processor
The reasonable threshold value of sonic sensor of the ripple signal with being drawn by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out according to it by data processor corresponding
Sound wave fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as failure
Positioning result, then stores related data, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then
Take the common factor of vibration fault localization region and strain failure localization region as fault location result, then store related data,
Second step is returned simultaneously.
Reasonable and compact in structure of the present invention, easy to use, it is passed by sonic sensor, vibration monitoring sensor, strain
The combination of sensor, temperature sensor and data processor, and set up by data wire between monitoring center and data processor
Data-signal is exchanged, and monitoring center is carried out Actual Simulation according to the data obtained, and carry out corresponding data analysis, you can to sentence
The corresponding situation of disconnected tower body, realizes the real-time monitoring to tower body and fault pre-alarming；Tower body is made so as to realize
With the real-time monitoring of process, situations such as finding or prevent its bolt fracture being likely to occur or deformation in time is prevented effectively from column
The generation of unstable or collapse accident, is that owner reduces the risk of economic loss.
Brief description of the drawings
Accompanying drawing 1 is the main view cross section structure diagram of the embodiment of the present invention one.
Accompanying drawing 2 is the circuit block diagram of the embodiment of the present invention one.
Accompanying drawing 3 is the flow chart of the embodiment of the present invention three.
Coding in accompanying drawing is respectively：1 is strain transducer, and 2 be temperature sensor, and 3 be analog to digital conversion circuit, and 4 be number
According to processor, 5 be tower segments, and 6 be ring flange, and 7 be passing hole, and 8 be sonic sensor, and 9 be vibration monitoring sensor, and 10 be report
Alarm device, 11 be signal conditioning circuit.
Embodiment
The present invention is not limited by following embodiments, can technique according to the invention scheme and actual conditions it is specific to determine
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is according to Figure of description 1
Butut mode be described, such as：The position relationship of forward and backward, upper and lower, left and right etc. is the cloth according to Figure of description 1
Figure direction is determined.
With reference to embodiment and accompanying drawing, the invention will be further described：
Embodiment one：As shown in accompanying drawing 1,2, the blower fan tower barrel safe operation monitoring device includes tower body, sound wave and examined
Survey row, vibration monitoring row, strain transducer 1, temperature sensor 2, data conversion module and data processor 4；Tower body bag
At least two sections tower segments 5 being from top to bottom sequentially distributed are included, any two adjacent tower segments 5 are fixedly mounted by ring flange 6
Together；The endoporus and all endoporus that every section of tower segments 5 have up/down perforation communicate and form passing hole 7；The each method of correspondence
The inner side of passing hole 7 of the blue position of disk 6 is uniformly distributed with least three strain transducers 1 along the circumference；Circumferentially distinguish the inner side of passing hole 7
It is fixed with two row sonic detections row and two row vibration monitorings row；One row sonic detection row include at least three sound waves being spaced apart
Sensor 8, another row sonic detection row include at least one sonic sensor 8；One row vibration monitoring row are included between at least three
Every the vibration monitoring sensor 9 of distribution, another row vibration monitoring row include at least one vibration monitoring sensor 9；In passing hole 7
The upper and lower part of side is installed with temperature sensor 2；Each sonic sensor 8, vibration monitoring sensor 9 and strain are passed
A data conversion module, the output end of each data conversion module and each temperature are electrically connected with the output end of sensor 1
The output end of sensor 2 is electrically connected with each corresponding ports of data processor 4, is fixed with data processor 4
The communication interface of data can be exchanged.According to demand, sonic sensor 8, vibration monitoring sensor 9, strain transducer 1, temperature are passed
Sensor 2 and data processor 4 can use existing known technology.When in use, can be by the way that data wire one end access communications be connect
Mouthful, the other end accesses the server of monitoring center, and the data-signal that thus can be set up between monitoring center and data processor 4 is handed over
Change, data processor 4 can be debugged and set by monitoring center, and when sonic sensor 8, vibration monitoring sensor 9,
Strain transducer 1 and temperature sensor 2 monitor to send data to data directly or by data conversion module after data
Processor 4, then by data processor 4 handle after be forwarded to monitoring center, now, monitoring center can be carried out according to the data obtained
Actual Simulation, and carry out corresponding data analysis, you can judge the corresponding situation of tower body, realize to the real-time of tower body
Monitoring and fault pre-alarming；The real-time monitoring using process to tower body so can be achieved, finds in time or prevents it to go out
Situations such as existing bolt fracture or deformation, the generation of column shakiness or collapse accident is prevented effectively from, is owner's reduction economic loss
Risk.
Above-mentioned energy blower fan tower barrel safe operation monitoring device can be made further optimization and/or improvements according to actual needs：
As shown in accompanying drawing 1,2, the inner side of passing hole 7 of each position of ring flange 6 of correspondence is uniformly distributed with four strains along the circumference
Sensor 1.
As shown in accompanying drawing 1,2, data conversion module includes signal conditioning circuit 11 and analog to digital conversion circuit 3, signal condition
The output end of circuit 11 and the input of analog to digital conversion circuit 3 are electrically connected, sonic sensor 8, vibration monitoring sensor 9
Input with each output end of strain transducer 1 respectively with each corresponding signal conditioning circuit 11 is electrically connected,
The output end of analog to digital conversion circuit 3 is electrically connected with data processor 4.According to demand, signal conditioning circuit 11 and modulus
Change-over circuit 3 can use existing known technology；Signal conditioning circuit 11 can be used for amplifying, filtering measured signal；Analog-to-digital conversion
The analog signal of gained can be transformed to data signal by circuit 3, be sent to data processor 4.
As shown in accompanying drawing 1,2, in addition to warning device 10, the input of warning device 10 is electrically connected with data processor 4
Together.When in use, sonic sensor 8, vibration monitoring sensor 9, strain transducer 1 can be set in data processor 4
With the zone of reasonableness of 2 Monitoring Datas of temperature sensor, when its monitoring data exceed corresponding zone of reasonableness when, then to alarm
Device 10 sends alarm signal.
Embodiment two：A kind of application method of blower fan tower barrel safe operation monitoring device, comprises the following steps：The first step,
Data processor 4 is electrically connected by the server of data wire and monitoring center, and connects sonic sensor 8, vibration
After the power supply for monitoring sensor 9, strain transducer 1, temperature sensor 2, data conversion module and data processor 4, it is certainly
Row completes initialization and self-inspection；
Second step, sonic sensor 8, vibration monitoring sensor 9, strain transducer 1 and temperature sensor 2 start data and adopted
Collection；Data processor 4 reads the data that temperature sensor 2 is detected simultaneously, and to its data whether in default normal range (NR)
Judged, when it detects data not in normal range (NR), then re-start the reading that temperature sensor 2 detects data, when
When it detects judgement of the data not in normal range (NR) more than three times, then early warning letter is sent from data processor 4 to monitoring center
Number, wait manual reversion；When it detects that data are in normal range (NR), then into next step；
3rd step, is gathered sonic sensor 8, vibration monitoring sensor 9 and strain transducer 1 by data conversion module
Data be separately converted to acoustic signals, vibration signal and strain signal；The temperature that data processor 4 is received according to it simultaneously
The detection data of sensor 2 carry out the threshold determination sequence of sonic sensor 8, vibration monitoring sensor 9 and strain transducer 1；
Threshold determination sequence is specially：Data processor 4 selects the detection data of temperature sensor 2 and the threshold value being stored in advance in it
Temperature range of the access in is compared, and is then drawn under corresponding temperature value, sonic sensor 8, vibration monitoring sensing
The reasonable threshold value of device 9 and strain transducer 1, subsequently into next step；
4th step, the vibration signal and strain signal that data processor 4 is received by threshold determination sequence with obtaining
The vibration monitoring sensor 9 and the reasonable threshold value of strain transducer 1 gone out is compared respectively, when vibration signal and strain signal are equal
When in its reasonable threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to
Monitoring center sends pre-warning signal, and enters next step；
5th step, is calculated respectively by data processor 4 according to the vibration signal or/and strain signal not in reasonable threshold value
Go out corresponding vibration fault localization region or/and strain failure localization region, while the sound received by data processor 4
The reasonable threshold value of sonic sensor 8 of the ripple signal with being drawn by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out correspondence according to it by data processor 4
Sound wave fault location region, and combine vibration fault localization region or/and strain failure localization region take its occur simultaneously as therefore
Hinder positioning result, then store related data, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then
Take the common factor of vibration fault localization region and strain failure localization region as fault location result, then store related data,
Second step is returned simultaneously.
Embodiment three：As shown in Figure 3, a kind of application method of blower fan tower barrel safe operation monitoring device, including as follows
Step：
The first step, data processor 4 is electrically connected by the server of data wire and monitoring center, and connection sound
Wave sensor 8, vibration monitoring sensor 9, strain transducer 1, temperature sensor 2, signal conditioning circuit 11 and analog-to-digital conversion electricity
After the power supply of road 3 and data processor 4, it voluntarily completes initialization and self-inspection；
Second step, sonic sensor 8, vibration monitoring sensor 9, strain transducer 1 and temperature sensor 2 start data and adopted
Collection；Data processor 4 reads the data that temperature sensor 2 is detected simultaneously, and to its data whether in default normal range (NR)
Judged, when it detects data not in normal range (NR), then re-start the reading that temperature sensor 2 detects data, when
When it detects judgement not in normal range (NR) of data more than three times, then from data processor 4 to monitoring center and warning device
10 send pre-warning signal, wait manual reversion；When it detects that data are in normal range (NR), then into next step；
3rd step, by signal conditioning circuit 11 and analog to digital conversion circuit 3 by sonic sensor 8, vibration monitoring sensor 9
The data gathered with strain transducer 1 are separately converted to acoustic signals, vibration signal and strain signal；While data processor 4
Sonic sensor 8, vibration monitoring sensor 9 and strain sensing are carried out according to the detection data of its temperature sensor 2 received
The threshold determination sequence of device 1；Threshold determination sequence is specially：Data processor 4 is by the detection data of temperature sensor 2 and in advance
The temperature range that the threshold value being stored in it is chosen in data is compared, and is then drawn under corresponding temperature value, and sound wave is passed
The reasonable threshold value of sensor 8, vibration monitoring sensor 9 and strain transducer 1, subsequently into next step；
4th step, the vibration signal and strain signal that data processor 4 is received by threshold determination sequence with obtaining
The vibration monitoring sensor 9 and the reasonable threshold value of strain transducer 1 gone out is compared respectively, when vibration signal and strain signal are equal
When in its reasonable threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to
Monitoring center and warning device 10 send pre-warning signal, and enter next step；
5th step, is calculated respectively by data processor 4 according to the vibration signal or/and strain signal not in reasonable threshold value
Go out corresponding vibration fault localization region or/and strain failure localization region, while the sound received by data processor 4
The reasonable threshold value of sonic sensor 8 of the ripple signal with being drawn by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out correspondence according to it by data processor 4
Sound wave fault location region, and combine vibration fault localization region or/and strain failure localization region take its occur simultaneously as therefore
Hinder positioning result, then store related data, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault position
Then region stores related data as fault location result, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then
Take the common factor of vibration fault localization region and strain failure localization region as fault location result, then store related data,
Second step is returned simultaneously.When in use, the server that data processor 4 also can be wirelessly with monitoring center is connected electrically in
Together, when it uses wireless mode, an existing known wireless signal transmitting-receiving mould can be electrically connected on data processor 4
Block；When not installing warning device 10, pre-warning signal only can be sent to monitoring center.According to demand, by the basis of data processor 4
Acoustic signals, vibration signal and strain signal not in reasonable threshold value calculate respectively corresponding sound wave fault location region,
Vibration fault localization region and strain failure localization region are existing known technology.
Above technical characteristic constitutes embodiments of the invention, and it has stronger adaptability and implementation result, can basis
The non-essential technical characteristic of increase and decrease is actually needed, to meet the demand of different situations.
Claims (9)
1. a kind of blower fan tower barrel safe operation monitoring device, it is characterised in that including tower body, sonic detection row, vibration monitoring
Row, strain transducer, temperature sensor, data conversion module and data processor；Tower body includes at least two sections by up to
Under the tower segments that are sequentially distributed, any two adjacent tower segments are fixedly installed togather by ring flange；Every section of tower segments are equal
The endoporus and all endoporus for having up/down perforation communicate and form passing hole；On the inside of the passing hole of each ring flange position of correspondence
It is uniformly distributed with least three strain transducers along the circumference；Two row sonic detections row and two row are circumferentially respectively fixed with the inside of passing hole
Vibration monitoring is arranged；One row sonic detection row include at least three sonic sensors being spaced apart, another row sonic detection row bag
Include at least one sonic sensor；One row vibration monitoring row include at least three vibration monitoring sensors being spaced apart, another
Row vibration monitoring row include at least one vibration monitoring sensor；Upper and lower part on the inside of passing hole is installed with temperature
Sensor；A data are electrically connected with the output end of each sonic sensor, vibration monitoring sensor and strain transducer
The output end of modular converter, the output end of each data conversion module and each temperature sensor with data processor each
Corresponding ports are electrically connected, and the communication interface of data can be exchanged by being fixed with data processor.
2. blower fan tower barrel safe operation monitoring device according to claim 1, it is characterised in that each ring flange position of correspondence
Four strain transducers are uniformly distributed with along the circumference on the inside of the passing hole put.
3. blower fan tower barrel safe operation monitoring device according to claim 1 or 2, it is characterised in that data conversion module bag
Include signal conditioning circuit and analog to digital conversion circuit, the output end of signal conditioning circuit and the input electrical connection of analog to digital conversion circuit
Together, each output end of sonic sensor, vibration monitoring sensor and strain transducer respectively with each corresponding signal
The input of modulate circuit is electrically connected, and output end and the data processor of analog to digital conversion circuit are electrically connected.
4. blower fan tower barrel safe operation monitoring device according to claim 1 or 2, it is characterised in that also including alarm dress
Put, input and the data processor of warning device are electrically connected.
5. blower fan tower barrel safe operation monitoring device according to claim 3, it is characterised in that also including warning device, report
The input of alarm device is electrically connected with data processor.
6. a kind of application method of blower fan tower barrel safe operation monitoring device according to claim 1 or 2, including following step
Suddenly：
The first step, data processor is electrically connected by the server of data wire and monitoring center, and connects sound wave biography
After sensor, vibration monitoring sensor, strain transducer, temperature sensor, the power supply of data conversion module and data processor, its
Voluntarily complete initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；Simultaneously
Data processor reads the data of temperature sensor detection, and whether its data is judged in default normal range (NR),
When it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects data
When judgement not in normal range (NR) is more than three times, then pre-warning signal is sent from data processor to monitoring center, wait artificial
Recover；When it detects that data are in normal range (NR), then into next step；
3rd step, the data for being gathered sonic sensor, vibration monitoring sensor and strain transducer by data conversion module
It is separately converted to acoustic signals, vibration signal and strain signal；The temperature sensor that data processor is received according to it simultaneously
Detection data carry out the threshold determination sequence of sonic sensor, vibration monitoring sensor and strain transducer；Threshold value determines journey
Sequence is specially：Data processor chooses the detection data of temperature sensor and the threshold value being stored in advance in it temperature in data
Degree scope is compared, and is then drawn under corresponding temperature value, sonic sensor, vibration monitoring sensor and strain transducer
Reasonable threshold value, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received and shaking for being drawn by threshold determination sequence
The reasonable threshold value of dynamic monitoring sensor and strain transducer is compared respectively, when vibration signal and strain signal are reasonable at its
When in threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring center
Pre-warning signal is sent, and enters next step；
5th step, is calculated pair respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
The vibration fault localization region or/and strain failure localization region answered, while the sound wave received by data processor is believed
The reasonable threshold value of sonic sensor number with drawing by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out corresponding sound wave according to it by data processor
Fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as fault location
As a result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then take and shake
Then the common factor in dynamic fault location region and strain failure localization region stores related data, simultaneously as fault location result
Return to second step.
7. a kind of application method of blower fan tower barrel safe operation monitoring device according to claim 3, comprises the following steps：
The first step, data processor is electrically connected by the server of data wire and monitoring center, and connects sound wave biography
Sensor, vibration monitoring sensor, strain transducer, temperature sensor, signal conditioning circuit, analog to digital conversion circuit and data processing
After the power supply of device, it voluntarily completes initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；Simultaneously
Data processor reads the data of temperature sensor detection, and whether its data is judged in default normal range (NR),
When it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects data
When judgement not in normal range (NR) is more than three times, then pre-warning signal is sent from data processor to monitoring center, wait artificial
Recover；When it detects that data are in normal range (NR), then into next step；
3rd step, is passed sonic sensor, vibration monitoring sensor and strain by signal conditioning circuit and analog to digital conversion circuit
The data of sensor collection are separately converted to acoustic signals, vibration signal and strain signal；Data processor is received according to it simultaneously
To temperature sensor detection data carry out sonic sensor, the threshold value of vibration monitoring sensor and strain transducer determines journey
Sequence；Threshold determination sequence is specially：Data processor is by the detection data of temperature sensor and the threshold value that is stored in advance in it
The temperature range chosen in data is compared, and is then drawn under corresponding temperature value, sonic sensor, vibration monitoring sensing
The reasonable threshold value of device and strain transducer, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received and shaking for being drawn by threshold determination sequence
The reasonable threshold value of dynamic monitoring sensor and strain transducer is compared respectively, when vibration signal and strain signal are reasonable at its
When in threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring center
Pre-warning signal is sent, and enters next step；
5th step, is calculated pair respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
The vibration fault localization region or/and strain failure localization region answered, while the sound wave received by data processor is believed
The reasonable threshold value of sonic sensor number with drawing by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out corresponding sound wave according to it by data processor
Fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as fault location
As a result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then take and shake
Then the common factor in dynamic fault location region and strain failure localization region stores related data, simultaneously as fault location result
Return to second step.
8. a kind of application method of blower fan tower barrel safe operation monitoring device according to claim 4, comprises the following steps：
The first step, data processor is electrically connected by the server of data wire and monitoring center, and connects sound wave biography
After sensor, vibration monitoring sensor, strain transducer, temperature sensor, the power supply of data conversion module and data processor, its
Voluntarily complete initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；Simultaneously
Data processor reads the data of temperature sensor detection, and whether its data is judged in default normal range (NR),
When it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects data
When judgement not in normal range (NR) is more than three times, then early warning letter is sent from data processor to monitoring center and warning device
Number, wait manual reversion；When it detects that data are in normal range (NR), then into next step；
3rd step, the data for being gathered sonic sensor, vibration monitoring sensor and strain transducer by data conversion module
It is separately converted to acoustic signals, vibration signal and strain signal；The temperature sensor that data processor is received according to it simultaneously
Detection data carry out the threshold determination sequence of sonic sensor, vibration monitoring sensor and strain transducer；Threshold value determines journey
Sequence is specially：Data processor chooses the detection data of temperature sensor and the threshold value being stored in advance in it temperature in data
Degree scope is compared, and is then drawn under corresponding temperature value, sonic sensor, vibration monitoring sensor and strain transducer
Reasonable threshold value, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received and shaking for being drawn by threshold determination sequence
The reasonable threshold value of dynamic monitoring sensor and strain transducer is compared respectively, when vibration signal and strain signal are reasonable at its
When in threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring center
Pre-warning signal is sent with warning device, and enters next step；
5th step, is calculated pair respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
The vibration fault localization region or/and strain failure localization region answered, while the sound wave received by data processor is believed
The reasonable threshold value of sonic sensor number with drawing by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out corresponding sound wave according to it by data processor
Fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as fault location
As a result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then take and shake
Then the common factor in dynamic fault location region and strain failure localization region stores related data, simultaneously as fault location result
Return to second step.
9. a kind of application method of blower fan tower barrel safe operation monitoring device according to claim 5, comprises the following steps：
The first step, data processor is electrically connected by the server of data wire and monitoring center, and connects sound wave biography
At sensor, vibration monitoring sensor, strain transducer, temperature sensor, signal conditioning circuit and analog to digital conversion circuit and data
After the power supply for managing device, it voluntarily completes initialization and self-inspection；
Second step, sonic sensor, vibration monitoring sensor, strain transducer and temperature sensor start data acquisition；Simultaneously
Data processor reads the data of temperature sensor detection, and whether its data is judged in default normal range (NR),
When it detects data not in normal range (NR), then the reading that temperature sensor detects data is re-started, when it detects data
When judgement not in normal range (NR) is more than three times, then early warning letter is sent from data processor to monitoring center and warning device
Number, wait manual reversion；When it detects that data are in normal range (NR), then into next step；
3rd step, is passed sonic sensor, vibration monitoring sensor and strain by signal conditioning circuit and analog to digital conversion circuit
The data of sensor collection are separately converted to acoustic signals, vibration signal and strain signal；Data processor is received according to it simultaneously
To temperature sensor detection data carry out sonic sensor, the threshold value of vibration monitoring sensor and strain transducer determines journey
Sequence；Threshold determination sequence is specially：Data processor is by the detection data of temperature sensor and the threshold value that is stored in advance in it
The temperature range chosen in data is compared, and is then drawn under corresponding temperature value, sonic sensor, vibration monitoring sensing
The reasonable threshold value of device and strain transducer, subsequently into next step；
4th step, the vibration signal and strain signal that data processor is received and shaking for being drawn by threshold determination sequence
The reasonable threshold value of dynamic monitoring sensor and strain transducer is compared respectively, when vibration signal and strain signal are reasonable at its
When in threshold value, then second step is returned；When vibration signal or/and strain signal be not in its reasonable threshold value, then to monitoring center
Pre-warning signal is sent with warning device, and enters next step；
5th step, is calculated pair respectively by data processor according to the vibration signal or/and strain signal not in reasonable threshold value
The vibration fault localization region or/and strain failure localization region answered, while the sound wave received by data processor is believed
The reasonable threshold value of sonic sensor number with drawing by threshold determination sequence is compared；
When acoustic signals are not in its reasonable threshold value, then detect that signal of change goes out corresponding sound wave according to it by data processor
Fault location region, and combine vibration fault localization region or/and strain failure localization region takes it to occur simultaneously as fault location
As a result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal also in its reasonable threshold value when, then strain failure localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and strain signal also in its reasonable threshold value when, then vibration fault localization region
As fault location result, related data is then stored, while returning to second step；
If acoustic signals are in its reasonable threshold value, and vibration signal and strain signal not in its reasonable threshold value when, then take and shake
Then the common factor in dynamic fault location region and strain failure localization region stores related data, simultaneously as fault location result
Return to second step.
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| CN111948295A (en) * | 2020-08-19 | 2020-11-17 | 深圳职业技术学院 | Fault detection system based on sound waves and motor fault detection method |
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Effective date of registration: 20180328 Address after: 830011 Yinchuan Road, Urumqi City, Urumqi City, the Xinjiang Uygur Autonomous Region, No. 706 Patentee after: Wang Yong Address before: No. 47, Taishan Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region, the Xinjiang Uygur Autonomous Region Patentee before: Xinjiang Xinneng Steel Structure Co., Ltd. |