CN106895884A - Crane for steelworks use girder stress, system for detecting temperature - Google Patents
Crane for steelworks use girder stress, system for detecting temperature Download PDFInfo
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- CN106895884A CN106895884A CN201710293672.XA CN201710293672A CN106895884A CN 106895884 A CN106895884 A CN 106895884A CN 201710293672 A CN201710293672 A CN 201710293672A CN 106895884 A CN106895884 A CN 106895884A
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- stress
- temperature
- crane
- girder
- detecting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The disclosure provides a kind of crane for steelworks use girder stress, system for detecting temperature, it is characterised in that including：Light source；Multiple fiber-optic grating sensors, are arranged at the multiple test points on crane for steelworks use girder, stress and temperature for detecting the multiple test point；Computing device, the stress of the multiple test point and temperature for that will detect are compared with a stress threshold and a temperature threshold respectively, and send an alarm signal according to comparative result；Warning device, alarm is sent for receiving the alarm signal.By taking single Fibre Optical Sensor, the detection of stress, temperature is realized, the ad-hoc location on girder is set, determine monitoring and warning thresholding, two-parameter synchronous accident analysis and comprehensive descision can be carried out.Additionally, the crane for steelworks use girder stress of the disclosure, system for detecting temperature can also be applied on various crane structure part stress and temperature detection.
Description
Technical field
The invention belongs to handling machinery field, feature is related to crane for steelworks use girder stress, system for detecting temperature.
Background technology
Crane for steelworks use is the equipment of handling liquid metal, and structural member reliability requirement is very high, crane for steelworks use structural member
Failure show as Strength Failure, rigidity failure, stability failure.Therefore girder intensity (stress) is examined online with temperature
Survey very necessary.At present, crane for steelworks use girder stress and temperature are mainly detected using resistance strain gage both at home and abroad, its
Deficiency is：(1) because detection points are few, it is impossible to the Strength Changes of girder are grasped in time, while the examined limitation of quantity
Accuracy of detection can be also influenceed, causes testing result to be forbidden.(2) technique for sticking of resistance strain gage determines that its use time is shorter not
Beneficial to online long-term detection.
The fiber grating sensing technology that developed recently gets up is a kind of wireless sensor networks, and it effectively overcomes current electricity
The deficiency that sensor-based system exists in terms of long-time stability, durability and distribution, can meet crane for steelworks use girder stress
With the high accuracy of temperature detection, remote, distributed and long-term, real-time, online technical requirements, with conventional art without comparable
The advantage of plan.
For large-scale metallurgical crane girder stress and temperature detection, with reference to large-scale metallurgical crane low-speed heave-load, speed change
The features such as impact, discontinuous operation and three-dimensional movement, there is provided one kind obtains stress, temperature information, and carries out synthesis to detection signal
The system for the treatment of is technical problem urgently to be resolved hurrily at present.
Above- mentioned information is only used for strengthening the understanding to background of the invention, therefore it disclosed in the background section
Can include not constituting the information to prior art known to persons of ordinary skill in the art.
The content of the invention
The purpose of the disclosure is to provide a kind of crane for steelworks use girder stress, system for detecting temperature, and then at least one
Determine to overcome in degree due to one or more problem caused by the limitation of correlation technique and defect.
Other characteristics and advantage of the disclosure will be apparent from by following detailed description, or partially by this public affairs
The practice opened and acquistion.
According to a kind of exemplary embodiment of the disclosure, there is provided a kind of crane for steelworks use girder stress, system for detecting temperature,
It is characterised in that it includes：
Light source；
Multiple fiber-optic grating sensors, are arranged at the multiple test points on crane for steelworks use girder, described many for detecting
The stress and temperature of individual test point；
Computing device, for the stress of the multiple test point and temperature that will detect respectively with a stress threshold and one
Temperature threshold is compared, and sends an alarm signal according to comparative result；
Warning device, alarm is sent for receiving the alarm signal.
In a kind of exemplary embodiment of the disclosure, the multiple fiber-optic grating sensor includes：
Optical fiber；
Multiple fiber gratings, are connected by the optical fiber, for the incident letter that the light source is sent to the optical fiber
Number through the fiber grating reflection obtain a reflected signal.
In a kind of exemplary embodiment of the disclosure, the multiple fiber grating includes:
First fiber grating, is arranged at the girder upper cover plates of the crane for steelworks use, for detecting the girder upper cover plates
On the first test point stress and temperature；
Second fiber grating, is arranged at the girder lower cover of the crane for steelworks use, for detecting the girder lower cover
On the second test point stress and temperature；
3rd fiber grating, is arranged at the girder cover plate of the crane for steelworks use, for detecting the girder cover plate
On the 3rd test point stress and temperature.
In a kind of exemplary embodiment of the disclosure, first test point includes crane span centre T-steel midpoint, institute
Stating the second test point includes crane span centre main shroud and lower cover weld and lower cover and end carriage transition position, the 3rd inspection
Measuring point includes crane span centre T-steel bottom and main shroud and end carriage transition position midpoint.
In a kind of exemplary embodiment of the disclosure, the stress threshold is more than in the stress of the test point for detecting
When the temperature of value or the test point is more than the temperature threshold, the computing device sends the alarm signal.
In a kind of exemplary embodiment of the disclosure, the temperature is equal in the temperature of the test point of the detection
When the stress of threshold value and the test point is equal to the stress threshold, the computing device sends the alarm signal.
In a kind of exemplary embodiment of the disclosure, described crane for steelworks use girder stress, system for detecting temperature, also
Including：
Signal process box, is arranged between the multiple fiber-optic grating sensor and the computing device, for receiving
State the signal of multiple fiber-optic grating sensors output, and be input into the computing device after the signal is adjusted into treatment.
In a kind of exemplary embodiment of the disclosure, the adjustment treatment includes：Filtering, amplification and/or photosignal
Conversion.
In a kind of exemplary embodiment of the disclosure, described crane for steelworks use girder stress, system for detecting temperature, also
Including：
Memory, stress and temperature for storing the multiple test point.
In a kind of exemplary embodiment of the disclosure, the warning device is alarmed by sound or light.
According to some implementation methods of the disclosure, by taking single Fibre Optical Sensor, the inspection of stress, temperature is realized
Survey, the ad-hoc location on girder is set, determine monitoring and warning thresholding, two-parameter synchronous accident analysis can be carried out and comprehensively sentenced
It is disconnected.
According to some implementation methods of the disclosure, crane for steelworks use girder stress optical fiber temperature on-line detecting system can also
Apply on various crane structure part stress and temperature detection.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Its example embodiment is described in detail by referring to accompanying drawing, above and other target of the invention, feature and advantage will
Become more fully apparent.
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Example, and it is used to explain the principle of the disclosure together with specification.It should be evident that drawings in the following description are only the disclosure
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 show crane for steelworks use girder stress according to the example embodiment of the disclosure one, system for detecting temperature it is total
Body block diagram.
Fig. 2 shows the inspection of the crane for steelworks use girder stress, system for detecting temperature according to the example embodiment of the disclosure one
Point layout figure.
Fig. 3 shows crane for steelworks use girder stress, the meter of system for detecting temperature according to the example embodiment of the disclosure one
Calculate the flow chart that device is analyzed and diagnoses.
Specific embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with various shapes
Formula is implemented, and is not understood as limited to example set forth herein；Described feature, structure or characteristic can be with any suitable
Mode combine in one or more implementation methods.In the following description, there is provided many details are so as to be given to this
Disclosed embodiment fully understands.It will be appreciated, however, by one skilled in the art that the technical scheme of the disclosure can be put into practice
And omit one or more in the specific detail, or can be using other methods, constituent element, device, step etc..
It is pointed out that in the accompanying drawings, for the size that may clearly exaggerate layer and region of diagram.And can be with
Understand, when element or layer be referred to as another element or layer " on " when, it directly in other elements, or can there may be
Middle layer.Additionally, it is appreciated that when element or layer are referred to as in another element or layer D score, it can be directly at other
Under element, or there may be the layer or element of more than one centre.In addition, it is to be appreciated that when layer or element are referred to as
Two-layer or two elements " between " when, it can be unique layer between two-layer or two elements, or can also be in the presence of one
Intermediate layer above or element.Reference marker similar in the whole text indicates similar element.
The disclosure provides a kind of crane for steelworks use girder stress, system for detecting temperature, it is characterised in that including：Light source；It is many
Individual fiber-optic grating sensor, is arranged at the multiple test points on crane for steelworks use girder, for detecting the multiple test point
Stress and temperature；Computing device, for the stress of the multiple test point and temperature that will detect respectively with a stress threshold
It is compared with a temperature threshold, and an alarm signal is sent according to comparative result；Warning device, for receiving the alarm
Signal sends alarm.By taking single Fibre Optical Sensor, the detection of stress, temperature is realized, the certain bits on girder are set
Put, determine monitoring and warning thresholding, two-parameter synchronous accident analysis and comprehensive descision can be carried out.Additionally, the metallurgy of the disclosure rises
Heavy-duty machine girder stress, system for detecting temperature can also be applied on various crane structure part stress and temperature detection.
Crane for steelworks use girder stress of this disclosure, system for detecting temperature are specifically described below in conjunction with the accompanying drawings, its
In, Fig. 1 shows crane for steelworks use girder stress, the overall frame of system for detecting temperature according to the example embodiment of the disclosure one
Figure；Fig. 2 shows crane for steelworks use girder stress, the test point cloth of system for detecting temperature according to the example embodiment of the disclosure one
Put figure；Fig. 3 shows crane for steelworks use girder stress, the calculating dress of system for detecting temperature according to the example embodiment of the disclosure one
Put the flow chart being analyzed with diagnosis.
Crane for steelworks use girder stress, system for detecting temperature are described in detail with reference to Fig. 1-2 first.
Fig. 1 show crane for steelworks use girder stress according to the example embodiment of the disclosure one, system for detecting temperature it is total
Body block diagram；Fig. 2 shows the detection of the crane for steelworks use girder stress, system for detecting temperature according to the example embodiment of the disclosure one
Point layout drawing.
As shown in figure 1, crane for steelworks use girder stress, system for detecting temperature include：Light source；Multiple optical fiber grating sensings
Device, is arranged at the multiple test points on crane for steelworks use girder, stress and temperature for detecting the multiple test point；Calculate
Device, the stress of the multiple test point and temperature for that will detect are carried out with a stress threshold and a temperature threshold respectively
Compare, and an alarm signal is sent according to comparative result；Warning device, alarm is sent for receiving the alarm signal.
Specifically, the disclosure carries out stress using fiber-optic grating sensor, the principle of temperature detection is, using optical fiber
The fiber-optic grating sensor of Bragg grating (fiber Bragg grating, FBG) form, fiber Bragg grating sensor
The wavelength of the output signal of FBG can change with the change of stress and temperature.When strain becomes big or temperature rising, optical fiber cloth
The peak wavelength of glug grating sensor FBG can become big, and the change of corresponding stress and temperature can be obtained according to this change
Change.
In a kind of exemplary embodiment of the disclosure, the multiple fiber-optic grating sensor includes：Optical fiber；Multiple optical fiber
Grating, is connected by the optical fiber, for an incoming signal that the light source is sent to the optical fiber through the fiber grating
Reflection obtains a reflected signal.
As shown in the measuring points placement figure of Fig. 2, in a kind of exemplary embodiment of the disclosure, the multiple fiber grating
Including:
1. first fiber grating, the girder upper cover plates for being arranged at the crane for steelworks use are located, for detecting the girder
The stress and temperature of the first test point on cover plate；
3., 5. second fiber grating, the girder lower cover for being arranged at the crane for steelworks use is located, for detecting the girder
The stress and temperature of the second test point on lower cover, that is to say, that the second fiber grating has multiple；
2., 4. 3rd fiber grating, the girder cover plate for being arranged at the crane for steelworks use is located, for detecting the girder
The stress and temperature of the 3rd test point in cover plate, that is to say, that the 3rd fiber grating has multiple.
In a kind of exemplary embodiment of the disclosure, first test point includes crane span centre T-steel midpoint, institute
Stating the second test point includes crane span centre main shroud and lower cover weld and lower cover and end carriage transition position, the 3rd inspection
Measuring point includes crane span centre T-steel bottom and main shroud and end carriage transition position midpoint.
Above-mentioned measuring points placement can integrally reflect the stress and temperature of crane for steelworks use girder, while being also tired girder
The maximum place of labor destruction probability, 5 points of monitoring is capable of achieving to girder stress and the monitor in real time of temperature more than, is prevented
The failure of girder.But disclosure not limited to this, can set test point in place that is any required or meriting attention.
Computing device is analyzed with reference to Fig. 3 is specifically described with the flow of diagnosis, Fig. 3 is shown according to this public affairs
Open the stream that the crane for steelworks use girder stress of an example embodiment, the computing device of system for detecting temperature are analyzed and diagnose
Cheng Tu.
As shown in figure 3, described crane for steelworks use girder stress, the computing device of system for detecting temperature are analyzed and examine
Disconnected flow is：
First, the signal of input optical fibre sensor collection, using subdivision computing, divides the signal into odd, even sample sequence, profit
Strange sample is predicted with even sample, using deviation come more new signal；
Then, signal merging, computing are carried out, characteristic value is extracted, judgement is compared with normal value or standard value, if super
Limit, that is, alarm, if not transfiniting, that is, returns.
It is to be become according to the development of stress and temperature signal data curve that computing device is analyzed with the core for diagnosing
Gesture is predicted.If data have repeatedly mutation or exceeded, the type according to crane is different with purposes, carries out judgement alarm, together
When avoid wrong report.
In a kind of exemplary embodiment of the disclosure, the crane for steelworks use girder stress, system for detecting temperature are also matched somebody with somebody
External memory is equipped with, external memory is connected with computing device, the prison before and after failure occurs can be effectively in real time recorded online
Measurement information.It is capable of achieving, to emergency review, abundant diagnostic message to be included in the set state data at moment before and after failure generation,
Failure can timely and accurately be obtained the moment occurs.
But herein it is important to note that necessary to external memory is not the system, the work(of above-mentioned external memory
Can also equally can be realized by being built in the internal storage of computing device.
In a kind of exemplary embodiment of the disclosure, described crane for steelworks use girder stress, system for detecting temperature, also
Including signal process box, it is arranged between the multiple fiber-optic grating sensor and the computing device, the work of signal process box
Be carry out fiber grating signal wavelength adjustment process.The fiber-optic grating sensor on 3 positions to be measured of girder will be arranged in
It is connected with four optical-fiber cable by distributing box, signal is accessed four-way optic fiber grating wavelength signal process box by optical cable, conditioning case is defeated
Going out signal input computing device carries out data processing, and display output.
The common signal process box part such as including light source, coupler, detector, wave filter, receiver.
In a kind of exemplary embodiment of the disclosure, the adjustment treatment includes：Signal isolation, filtering, amplification and/or
Photoelectric signal transformation etc..
Equally herein it is important to note that necessary to signal process box is not the system, above-mentioned signal process box
Function can also equally be realized by computing device by software processing.
In a kind of exemplary embodiment of the disclosure, the stress threshold is more than in the stress of the test point for detecting
When the temperature of value or the test point is more than the temperature threshold, the computing device sends the alarm signal.
In a kind of exemplary embodiment of the disclosure, the temperature is equal in the temperature of the test point of the detection
When the stress of threshold value and the test point is equal to the stress threshold, the computing device sends the alarm signal.
In a kind of exemplary embodiment of the disclosure, the warning device is alarmed by sound or light.
This is it is important to note that the crane for steelworks use girder stress of the disclosure, system for detecting temperature can carry out double ginsengs
Several synchronous accident analyses and comprehensive descision, that is to say, that while monitoring temperature shows, real-time operation is carried out to stress value,
Extract characteristic value, two-parameter (stress, temperature) Synchronization Analysis.Judgment criterion is set as two-parameter judgement：(1) stress or temperature its
In one it is exceeded when, alarm；(2) stress or temperature be not exceeded, but both are while when reaching a certain value, alarm.Additionally, this is
System can also propose fault type according to alarm point and numerical value.
In addition to being detected for crane for steelworks use girder stress, temperature online, the system can also be applied in various liftings
On machine structural member stress and temperature detection.
Preferably, the crane for steelworks use girder stress of the disclosure, system for detecting temperature are particularly adapted to require level of security
Large-scale metallurgical crane very high, but the disclosure is not limited thereto.
Detailed description more than, those skilled in the art it can be readily appreciated that system according to embodiments of the present invention and
Method has one or several in advantages below.
According to some implementation methods of the disclosure, by taking single Fibre Optical Sensor, the inspection of stress, temperature is realized
Survey, the ad-hoc location on girder is set, determine monitoring and warning thresholding, two-parameter synchronous accident analysis can be carried out and comprehensively sentenced
It is disconnected.
According to some implementation methods of the disclosure, crane for steelworks use girder stress optical fiber temperature on-line detecting system can also
Apply on various crane structure part stress and temperature detection.
Those skilled in the art considering specification and after putting into practice invention disclosed herein, will readily occur to it is of the invention its
Its embodiment.The application is intended to any modification of the invention, purposes or adaptations, these modifications, purposes or
Person's adaptations follow general principle of the invention and including undocumented common knowledge in the art of the invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the invention is not limited in the precision architecture being described above and be shown in the drawings, and
And can without departing from the scope carry out various modifications and changes.The scope of the present invention is only limited by appended claim.
Claims (10)
1. a kind of crane for steelworks use girder stress, system for detecting temperature, it is characterised in that including：
Light source；
Multiple fiber-optic grating sensors, are arranged at the multiple test points on crane for steelworks use girder, for detecting the multiple inspection
The stress and temperature of measuring point；
Computing device, for the stress of the multiple test point and temperature that will detect respectively with a stress threshold and a temperature
Threshold value is compared, and sends an alarm signal according to comparative result；
Warning device, alarm is sent for receiving the alarm signal.
2. crane for steelworks use girder stress as claimed in claim 1, system for detecting temperature, it is characterised in that the multiple light
Fiber grating sensor includes：
Optical fiber；
Multiple fiber gratings, are connected by the optical fiber, for the light source to be passed through to the incoming signal that the optical fiber sends
The fiber grating reflection obtains a reflected signal.
3. crane for steelworks use girder stress as claimed in claim 2, system for detecting temperature, it is characterised in that the multiple light
Fine grating includes:
First fiber grating, is arranged at the girder upper cover plates of the crane for steelworks use, for detecting in the girder upper cover plates
The stress and temperature of the first test point；
Second fiber grating, is arranged at the girder lower cover of the crane for steelworks use, for detecting on the girder lower cover
The stress and temperature of the second test point；
3rd fiber grating, is arranged at the girder cover plate of the crane for steelworks use, for detecting in the girder cover plate
The stress and temperature of the 3rd test point.
4. crane for steelworks use girder stress as claimed in claim 3, system for detecting temperature, it is characterised in that
First test point includes crane span centre T-steel midpoint, and second test point includes crane span centre main shroud
With lower cover weld and lower cover and end carriage transition position, the 3rd test point includes crane span centre T-steel bottom and master
Cladding plate and end carriage transition position midpoint.
5. crane for steelworks use girder stress as claimed in claim 1, system for detecting temperature, it is characterised in that
It is more than the temperature more than the temperature of the stress threshold or the test point in the stress of the test point for detecting
During threshold value, the computing device sends the alarm signal.
6. crane for steelworks use girder stress as claimed in claim 1, system for detecting temperature, it is characterised in that
The stress of the temperature threshold and the test point is equal to equal to described in the temperature of the test point of the detection
During stress threshold, the computing device sends the alarm signal.
7. crane for steelworks use girder stress as claimed in claim 1, system for detecting temperature, also include：
Signal process box, is arranged between the multiple fiber-optic grating sensor and the computing device, described many for receiving
The signal of individual fiber-optic grating sensor output, and the computing device is input into after the signal is adjusted into treatment.
8. crane for steelworks use girder stress as claimed in claim 7, system for detecting temperature, it is characterised in that
The adjustment treatment includes：Filtering, amplification and/or photoelectric signal transformation.
9. crane for steelworks use girder stress, the system for detecting temperature described in claim 1, also include：
Memory, stress and temperature for storing the multiple test point.
10. crane for steelworks use girder stress as claimed in claim 1, system for detecting temperature, it is characterised in that the alarm dress
Put and alarmed by sound or light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710293672.XA CN106895884A (en) | 2017-04-28 | 2017-04-28 | Crane for steelworks use girder stress, system for detecting temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710293672.XA CN106895884A (en) | 2017-04-28 | 2017-04-28 | Crane for steelworks use girder stress, system for detecting temperature |
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| CN201710293672.XA Pending CN106895884A (en) | 2017-04-28 | 2017-04-28 | Crane for steelworks use girder stress, system for detecting temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060205A (en) * | 2018-10-31 | 2018-12-21 | 中船第九设计研究院工程有限公司 | Dock crane stress monitoring system and method based on fiber grating strain induction |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101590981A (en) * | 2009-04-29 | 2009-12-02 | 太原重工股份有限公司 | Large-scale foundry crane monitoring and failure warning system |
| CN103241658A (en) * | 2013-04-27 | 2013-08-14 | 广州市特种机电设备检测研究院 | Internet of Things-based health monitoring and security prewarning system of crane metal structure |
| CN103267763A (en) * | 2013-04-27 | 2013-08-28 | 广州市特种机电设备检测研究院 | Health monitoring method for metal structure of hoisting machinery |
| JP5342148B2 (en) * | 2008-01-31 | 2013-11-13 | 株式会社タダノ | Safety device for working machine having a boom |
| CN103950837A (en) * | 2014-05-21 | 2014-07-30 | 上海市特种设备监督检验技术研究院 | Safety monitoring system for hoisting machine and method |
| CN104197993A (en) * | 2014-09-22 | 2014-12-10 | 广州特种机电设备检测研究院 | Health monitoring and safety warning method for shipbuilding gantry crane structure |
| CN106276606A (en) * | 2016-08-09 | 2017-01-04 | 武汉理工大学 | Bridge crane HEALTH ONLINE based on fiber grating sensing technology monitoring system |
-
2017
- 2017-04-28 CN CN201710293672.XA patent/CN106895884A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5342148B2 (en) * | 2008-01-31 | 2013-11-13 | 株式会社タダノ | Safety device for working machine having a boom |
| CN101590981A (en) * | 2009-04-29 | 2009-12-02 | 太原重工股份有限公司 | Large-scale foundry crane monitoring and failure warning system |
| CN103241658A (en) * | 2013-04-27 | 2013-08-14 | 广州市特种机电设备检测研究院 | Internet of Things-based health monitoring and security prewarning system of crane metal structure |
| CN103267763A (en) * | 2013-04-27 | 2013-08-28 | 广州市特种机电设备检测研究院 | Health monitoring method for metal structure of hoisting machinery |
| CN103950837A (en) * | 2014-05-21 | 2014-07-30 | 上海市特种设备监督检验技术研究院 | Safety monitoring system for hoisting machine and method |
| CN104197993A (en) * | 2014-09-22 | 2014-12-10 | 广州特种机电设备检测研究院 | Health monitoring and safety warning method for shipbuilding gantry crane structure |
| CN106276606A (en) * | 2016-08-09 | 2017-01-04 | 武汉理工大学 | Bridge crane HEALTH ONLINE based on fiber grating sensing technology monitoring system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060205A (en) * | 2018-10-31 | 2018-12-21 | 中船第九设计研究院工程有限公司 | Dock crane stress monitoring system and method based on fiber grating strain induction |
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Application publication date: 20170627 |