CN101251402A - Gas tank data processing system and processing method thereof - Google Patents
Gas tank data processing system and processing method thereof Download PDFInfo
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- CN101251402A CN101251402A CNA2008101035619A CN200810103561A CN101251402A CN 101251402 A CN101251402 A CN 101251402A CN A2008101035619 A CNA2008101035619 A CN A2008101035619A CN 200810103561 A CN200810103561 A CN 200810103561A CN 101251402 A CN101251402 A CN 101251402A
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- 239000013307 optical fiber Substances 0.000 claims abstract description 4
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Abstract
The invention relates to a gas holder data processing system, which comprises an internal scale, a data processing unit and a data processing unit, wherein the internal scale captures scale image signals of the internal scale of a contact line between a piston and the inner wall of a gas holder and sends the captured first image signals; the second camera is arranged outside the gas tank and used for capturing scale image signals of an external scale representing the height of the gas tank; and the data processor is in optical fiber communication with the first camera and the second camera and is used for obtaining the position of the piston relative to the inner scale according to the scale image signal of the inner scale so as to obtain the inner height of the gas chamber position and obtain the outer height of the gas chamber position according to the scale image signal of the outer scale. The invention also discloses a gas holder data processing method. Therefore, the measuring method and the measuring device can realize the non-electric safety measurement, judge and calculate the overall running condition of the gas chamber through the motion track of the piston of the gas chamber, and provide guarantee for the safe running of the gas chamber.
Description
Technical field
The present invention relates to electronic applications, especially a kind of gas-holder location data disposal system and disposal route.
Background technology
Gas cabinet cabinet position, inclination are extremely important indexs in the gas chamber operational process.Gas cabinet cabinet position, measuring method have several methods such as radar level meter, ultrasound wave level meter at present, gas chamber is the measured source of comparison danger, the no electrical measurement that realizes every index is a direction always, and above-mentioned measuring method all is that electrical measurement is arranged, and has the hidden danger of some secure contexts.
Along with the development of computer technology, image analysis technology, mechanics of communication, fully utilize these several technology and realize that no electricity, the noncontacting measurement of gas cabinet cabinet position and inclination become possibility.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of gas-holder location data disposal system and method, can realize not having electric security measurement, and can be by the movement locus of gas chamber piston, judge the general status of calculating the gas chamber operation, for the gas chamber safe operation provides safeguard.
The invention provides a kind of gas-holder location data disposal system, comprising:
Inner scale is provided with the inwall of gas chamber;
First camera is installed under the top cover of gas chamber, be used to catch the scale picture signal of inside scale of the osculatory of piston and gas chamber inwall, and the scale picture signal of the inside scale that will catch sends;
Second camera is installed in the outside of described gas chamber, is used to catch the scale picture signal of outside scale of the height of expression gas chamber;
Data processor, with described first camera and second camera by optical fiber communication, be used for obtaining the position of described piston with respect to described inner scale according to the picture intelligence of described inner scale, to obtain the gas cabinet cabinet position, obtain the height of gas cabinet cabinet position simultaneously according to the scale picture signal of described outside scale.
Described data processor comprises:
The outer scale analysis module of cabinet is communicated by letter with described second camera, is used for obtaining according to the scale picture signal analysis of described outside scale the height of gas cabinet cabinet position;
The depth pistion analysis module is communicated by letter with described first camera, is used for obtaining the position of described piston with respect to described inner scale according to the scale picture intelligence of described inner scale;
The piston trajectory analysis module is communicated by letter with described first camera, is used for obtaining different movement locus constantly according to the scale picture intelligence of described inner scale.
The present invention also provides a kind of gas-holder location data disposal route, comprising:
Catch the scale picture intelligence of inside scale of the osculatory of piston and gas chamber inwall;
Scale picture intelligence according to described inner scale obtains the position of described piston with respect to described inner scale, to calculate gas cabinet cabinet position internal height;
Obtain the external height of gas cabinet cabinet position according to the scale picture intelligence of outside scale.
The scale of described inner scale is specially by pixel position corresponding and reacts.
Described picture intelligence according to described inner scale obtains the position of described piston with respect to described inner scale, be specially to calculate the gas cabinet cabinet position: the pixel position on inner scale that obtains piston border several position, read the pixel number in scale cabinet site in the cabinet then by inner scale pixel position corresponding
Behind the position that obtains piston relative interior scale, calculate gas cabinet cabinet position internal height by following formula:
Hi＝Ai×Pi (4)
Wherein, Hi: the cabinet position height that scale obtains in the gas chamber
Pi: the pixel number in scale cabinet site in the cabinet of Biao Dinging in advance
Ai is the physical length of each pixel representative in the cabinet of demarcating in advance.
The external height that described scale picture intelligence according to outside scale obtains the gas cabinet cabinet position is specially: according to the pixel number of outside scale correspondence, read the pixel number in the outer scale cabinet site of cabinet, calculate the cabinet place value of the outer scale of gas chamber according to following formula
Ho＝Ao×Po，(3)
Wherein, Ho: the cabinet position height that the outer scale of gas chamber obtains; Po: the pixel number in the outer scale cabinet site of cabinet; Ao: the physical length of outer each the pixel representative of back cabinet is demarcated in expression.
Described Ai is that the cabinet position when measuring the piston different radii highly obtains in advance.
Described gas-holder location data disposal route also comprises: according to the angle of inclination of described piston with respect to the described piston of pixel position calculation of described inner scale, be specially the radius of the different pixels point expression that obtains piston respectively, calculate each cabinet position of described radius R h correspondence then, calculate the extreme difference hmax of described cabinet position, application of formula θ=arctg (hmax/2Rh) calculates the angle of inclination.
Therefore, Applied Computer Techniques of the present invention, image analysis technology, mechanics of communication have realized no electricity, the noncontacting measurement of gas cabinet cabinet position and inclination.New measuring method and device not only can realize not having electric security measurement, and can judge the general status of calculating the gas chamber operation, for the gas chamber safe operation provides safeguard by the movement locus of gas chamber piston.
Description of drawings
Fig. 1 is the structural representation of gas-holder location data disposal system of the present invention;
Fig. 2 is the building-block of logic of data processor 6 of the present invention;
Fig. 3 is gas-holder location data process flow figure of the present invention;
Fig. 4 is a piston vertical view of the present invention;
Fig. 5 is a gas chamber vertical view of the present invention;
Fig. 6 is a geometric locus of the present invention.
Embodiment
Below by drawings and Examples, the technical scheme of the embodiment of the invention is described in further detail.
Be illustrated in figure 1 as the structural representation of gas-holder location data disposal system of the present invention.This gas-holder location data disposal system comprises: inner scale 5 is provided with the inwall of gas chamber; First camera 1 is installed under the top cover of gas chamber, be used to catch the scale picture signal of inside scale of the osculatory of piston 4 and gas chamber inwall, and the scale picture signal of the inside scale that will catch sends; Second camera 3 is installed in the outside of described gas chamber, and the scale that this external position can be caught outside scale with camera is a correct position, is used to catch the scale picture signal of outside scale 2 of the height of expression gas chamber; Data processor 6, with described first camera 1 and second camera 3 by optical fiber communication, be used for obtaining the position of described piston with respect to described inner scale according to the scale picture signal of described inner scale, to obtain the internal height of gas cabinet cabinet position, obtain the external height of gas cabinet cabinet position simultaneously according to the scale picture signal of outside scale.
Referring to the building-block of logic of Fig. 2 data processor 6 of the present invention, comprise the outer scale analysis module 601 of cabinet further, communicate by letter, be used for obtaining the height of gas cabinet cabinet position according to the scale picture signal analysis of described outside scale with described second camera 3; Depth pistion analysis module 602 is communicated by letter with described first camera 1, is used for obtaining the position of described piston with respect to described inner scale according to the picture intelligence of described inner scale; Piston trajectory analysis module 603 is communicated by letter with described first camera 1, is used for obtaining different movement locus constantly according to the picture intelligence of described inner scale.
The present invention is based on above-mentioned gas-holder location data disposal system a kind of gas-holder location data disposal route is provided.This method gas-holder location data process flow figure as shown in Figure 3 may further comprise the steps:
First picture intelligence of described osculatory is the pixel scale on the corresponding inner scale, and pixel scale on the wherein said inner scale and physical length passing ratio corresponding relation convert.
The scale of described inner scale and outside scale is specially by pixel position corresponding and reacts.
Described scale picture intelligence according to inner scale obtains described piston and is specially with respect to the position of described inner scale: the pixel position of seeing piston border several position earlier, read by inner scale pixel position corresponding then, be that scale on the inner scale shows such as in the 0-1000 scope, this moment the osculatory boundary position on rule corresponding to 100 and 200 two calibration points, then the pixel number Pi in scale cabinet site is 100 pixels in cabinet this moment, calculates the cabinet inner height by following formula behind the position that obtains piston relative interior scale:
Hi＝Ai×Pi (4)
Hi: the cabinet position height that scale obtains in the gas chamber;
Pi: the pixel number in scale cabinet site in the cabinet;
Ai is the physical length of each pixel representative in the cabinet of demarcating in advance;
The height that described scale picture signal according to outside scale obtains the gas cabinet cabinet position is specially: according to the pixel number of outside scale correspondence, it is the pixel number in the outer scale cabinet site of cabinet, as obtain the description of internal calibration pixel, such as externally reading the pixel number that scale is the outer scale cabinet site of 100 cabinets on the scale, calculate the cabinet place value of the outer scale of gas chamber according to following formula
Ho＝Ao×Po，(3)
Ho: the cabinet position height that the outer scale of gas chamber obtains;
Po: the pixel number in the outer scale cabinet site of cabinet;
Ao: the physical length of outer each the pixel representative of back cabinet is demarcated in expression;
Highly compare by two cabinet positions of the outer scale calculating acquisition of scale and cabinet in the above-mentioned cabinet like this and reduce error, to obtain accurate more cabinet position height.
Described Ai and Ao (being following A r) highly obtain by the cabinet position when measuring the piston different radii in advance.The piston vertical view that imports computing machine into by camera 1 as shown in Figure 4, if the radius of piston was that Rh is as shown in Figure 5 in the gas chamber vertical view when cabinet position was h, can be in first camera be transferred to cabinet the data processor scale pixel position corresponding of scale obtain the pixel radius (unit of Rh is a pixel) of piston this moment here, measure the corresponding Rh of different cabinets position h, carry out mathematics manipulation and can obtain following formula (1):
h＝Ar×Rh (1)
In the formula: h represents that the gas chamber position is high
Rh represents in the computer picture, the radius of piston
Ar represents calibration coefficient, and Ar is non-linear
Can calibrate Ar by above-mentioned predefined gas chamber position is high in advance with piston radius, promptly Ar demarcates the physical length of each pixel representative of back.
The present invention can also provide the tilting of the piston degree to calculate, be that described gas-holder location data disposal route also comprises: according to the angle of inclination of described piston with respect to the described piston of position calculation of described inner scale, be specially the different pixels radius that obtains piston respectively, calculate each cabinet position of pixel radius R h correspondence then, calculate the extreme difference hmax of described cabinet position, application of formula θ=arctg (hmax/2Rh) calculates tilt angle theta.
Simultaneously, as shown in Figure 6, curve is the different each point cabinet position h1 of R1, R2, R3, R4 correspondence constantly among the figure, h2, and h, the h4 curve can obtain the gas chamber running status by analyzing, and is the actual production service.
It should be noted last that, above embodiment is only unrestricted in order to the technical scheme of the explanation embodiment of the invention, although the embodiment of the invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical scheme of the embodiment of the invention, and not break away from the spirit and scope of embodiment of the invention technical scheme.
Claims (8)
1, a kind of gas-holder location data disposal system is characterized in that comprising:
Inner scale is provided with the inwall of gas chamber;
First camera is installed under the top cover of gas chamber, be used to catch the scale picture signal of inside scale of the osculatory of piston and gas chamber inwall, and the scale picture signal of the inside scale that will catch sends;
Second camera is installed in the outside of described gas chamber, is used to catch the scale picture signal of outside scale of the height of expression gas chamber;
Data processor, with described first camera and second camera by optical fiber communication, be used for obtaining the position of described piston with respect to described inner scale according to the picture intelligence of described inner scale, to obtain the gas cabinet cabinet position, obtain the height of gas cabinet cabinet position simultaneously according to the scale picture signal of described outside scale.
2. gas-holder location data disposal system as claimed in claim 1 is characterized in that described data processor comprises:
The outer scale analysis module of cabinet is communicated by letter with described second camera, is used for obtaining according to the scale picture signal analysis of described outside scale the height of gas cabinet cabinet position;
The depth pistion analysis module is communicated by letter with described first camera, is used for obtaining the position of described piston with respect to described inner scale according to the scale picture intelligence of described inner scale;
The piston trajectory analysis module is communicated by letter with described first camera, is used for obtaining different movement locus constantly according to the scale picture intelligence of described inner scale.
3. gas-holder location data disposal route is characterized in that comprising:
Catch the scale picture intelligence of inside scale of the osculatory of piston and gas chamber inwall;
Scale picture intelligence according to described inner scale obtains the position of described piston with respect to described inner scale, to calculate gas cabinet cabinet position internal height;
Obtain the external height of gas cabinet cabinet position according to the scale picture intelligence of outside scale.
4. gas-holder location data disposal system as claimed in claim 3, the scale that it is characterized in that described inner scale is specially by pixel position corresponding and reacts.
5. gas-holder location data disposal route as claimed in claim 3, it is characterized in that described picture intelligence according to described inner scale obtains the position of described piston with respect to described inner scale, be specially to calculate the gas cabinet cabinet position: the pixel position on inner scale that obtains piston border several position, read the pixel number in scale cabinet site in the cabinet then by inner scale pixel position corresponding
Behind the position that obtains piston relative interior scale, calculate gas cabinet cabinet position internal height by following formula:
Hi＝Ai×Pi (4)
Wherein, Hi: the cabinet position height that scale obtains in the gas chamber
Pi: the pixel number in scale cabinet site in the cabinet of Biao Dinging in advance
Ai is the physical length of each pixel representative in the cabinet of demarcating in advance.
6. gas-holder location data disposal route as claimed in claim 3, it is characterized in that the external height that described scale picture intelligence according to outside scale obtains the gas cabinet cabinet position is specially: according to the pixel number of outside scale correspondence, read the pixel number in the outer scale cabinet site of cabinet, calculate the cabinet place value of the outer scale of gas chamber according to following formula
Ho＝Ao×Po，(3)
Wherein, Ho: the cabinet position height that the outer scale of gas chamber obtains; Po: the pixel number in the outer scale cabinet site of cabinet; Ao: the physical length of outer each the pixel representative of back cabinet is demarcated in expression.
7. gas-holder location data disposal route as claimed in claim 6 is characterized in that described Ai is that the cabinet position when measuring the piston different radii highly obtains in advance.
8. gas-holder location data disposal route as claimed in claim 3, it is characterized in that also comprising: according to the angle of inclination of described piston with respect to the described piston of pixel position calculation of described inner scale, be specially the radius of the different pixels point expression that obtains piston respectively, calculate each cabinet position of described radius R h correspondence then, calculate the extreme difference hmax of described cabinet position, application of formula θ=arctg (hmax/2Rh) calculates the angle of inclination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101035619A CN101251402A (en) | 2008-04-08 | 2008-04-08 | Gas tank data processing system and processing method thereof |
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| CNA2008101035619A CN101251402A (en) | 2008-04-08 | 2008-04-08 | Gas tank data processing system and processing method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288254A (en) * | 2010-07-13 | 2011-12-21 | 联宇工程技术(武汉)有限公司 | water level measuring method based on digital image processing |
| CN102445239A (en) * | 2010-09-29 | 2012-05-09 | 联宇工程技术(武汉)有限公司 | Novel water metering method for open channel based on multi-point water level |
| CN105783734A (en) * | 2016-05-10 | 2016-07-20 | 中冶南方工程技术有限公司 | Method and device for measuring offset and torsion of gas tank piston and T baffle plate |
| CN106678533A (en) * | 2017-01-18 | 2017-05-17 | 杭州钢冶科技有限公司 | Monitoring device and method for piston torque of rubber membrane seal gas holder |
| CN104101401B (en) * | 2014-07-29 | 2017-05-24 | 南华大学 | Method and device for monitoring material levels of multiphase material in closed container |
| CN107504954A (en) * | 2017-09-26 | 2017-12-22 | 中冶南方工程技术有限公司 | Rubber film sealed dry type gas chamber piston tilting value determining device and method |
| CN109961448A (en) * | 2019-04-10 | 2019-07-02 | 杭州智团信息技术有限公司 | Sketch the contours method and system in lesion tissue region |
| CN110260946A (en) * | 2019-07-25 | 2019-09-20 | 陕西华腾云物联网有限责任公司 | A kind of liquid level sensor using fiber optic bundle and image processing techniques |
| US11183284B2 (en) | 2015-06-01 | 2021-11-23 | Digital Hospital, Inc. | Dosage confirmation apparatus |
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2008
- 2008-04-08 CN CNA2008101035619A patent/CN101251402A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288254A (en) * | 2010-07-13 | 2011-12-21 | 联宇工程技术(武汉)有限公司 | water level measuring method based on digital image processing |
| CN102288254B (en) * | 2010-07-13 | 2012-11-28 | 联宇工程技术(武汉)有限公司 | Water level measuring method based on digital image processing |
| CN102445239A (en) * | 2010-09-29 | 2012-05-09 | 联宇工程技术(武汉)有限公司 | Novel water metering method for open channel based on multi-point water level |
| CN102445239B (en) * | 2010-09-29 | 2013-01-02 | 联宇工程技术(武汉)有限公司 | Novel water metering method for open channel based on multi-point water level |
| CN104101401B (en) * | 2014-07-29 | 2017-05-24 | 南华大学 | Method and device for monitoring material levels of multiphase material in closed container |
| US11183284B2 (en) | 2015-06-01 | 2021-11-23 | Digital Hospital, Inc. | Dosage confirmation apparatus |
| CN105783734A (en) * | 2016-05-10 | 2016-07-20 | 中冶南方工程技术有限公司 | Method and device for measuring offset and torsion of gas tank piston and T baffle plate |
| CN105783734B (en) * | 2016-05-10 | 2019-10-11 | 中冶南方工程技术有限公司 | Offset, torsion measurement method and the device of gas chamber piston and T baffle |
| CN106678533A (en) * | 2017-01-18 | 2017-05-17 | 杭州钢冶科技有限公司 | Monitoring device and method for piston torque of rubber membrane seal gas holder |
| CN107504954A (en) * | 2017-09-26 | 2017-12-22 | 中冶南方工程技术有限公司 | Rubber film sealed dry type gas chamber piston tilting value determining device and method |
| CN109961448A (en) * | 2019-04-10 | 2019-07-02 | 杭州智团信息技术有限公司 | Sketch the contours method and system in lesion tissue region |
| CN110260946A (en) * | 2019-07-25 | 2019-09-20 | 陕西华腾云物联网有限责任公司 | A kind of liquid level sensor using fiber optic bundle and image processing techniques |
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