CN113724097A - Remote automatic counting device for coal amount in coal yard - Google Patents
Remote automatic counting device for coal amount in coal yard Download PDFInfo
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Abstract
The invention discloses a coal yard coal amount remote automatic inventory device, which belongs to the technical field of coal amount management of a thermal power plant and comprises a scanning device, an electric rotating mechanism, an integral control system, a communication system and remote automatic inventory software, wherein the scanning device is a three-dimensional laser scanner, the scanning device is fixedly arranged above a coal yard through the electric rotating mechanism, the scanning device and the electric rotating mechanism are both electrically connected with the integral control system, the integral control system executes the command of the remote automatic inventory software, the digital model establishment of a coal yard material pile is realized by combining special technologies such as bulk material measurement, space positioning, partition calculation, area inventory and the like, the establishment of the material pile digital model provides the latest material yard working condition information for an unmanned pile material taking operation system module, guides a bucket wheel machine to complete fast, stable and accurate material piling and taking operation, and solves the problems of low manual inventory accuracy, Long time consumption and high cost for single counting, and incapability of counting the coal quantity of the coal yard at any time.
Description
Technical Field
The invention relates to the technical field of coal quantity management of thermal power plants, in particular to a remote automatic inventory device for coal quantity in a coal yard.
Background
The coal quantity of a coal yard of a thermal power plant needs to be checked regularly, at present, manual handheld instruments are used for on-site checking, the manual checking precision is low, the time consumption of single checking is long, the cost is high, meanwhile, the application is limited, and the coal quantity of the coal yard cannot be checked at any time.
Disclosure of Invention
The invention aims to provide a remote automatic coal amount counting device for a coal yard, which can solve the problems that manual counting is low in precision, long in time consumption and high in cost in single counting, and the coal amount of the coal yard cannot be counted at any time.
A second object of the invention is to provide a method for using the above-mentioned device.
In order to solve the problems, the invention adopts the following technical scheme: the utility model provides a long-range automatic device of checing of coal yard coal volume, includes scanning device, electric rotary mechanism, overall control system, communication system and long-range automatic software of checing, scanning device is three-dimensional laser scanner, scanning device passes through electric rotary mechanism fixed mounting in the coal yard top, scanning device and the equal electric connection overall control system of electric rotary mechanism, overall control system adopts PLC control, long-range automatic software of checing sets up accuse room in the coal yard, and long-range automatic software of checing carries out remote control to scanning device and electric rotary mechanism through communication system, and overall control system carries out the order of long-range automatic software of checing.
As a further scheme of the present invention, the electric rotating mechanism includes a driver, a rotating electrical machine, and a rotary encoder, the driver is configured to drive the rotating electrical machine to operate, the rotating electrical machine is configured to drive the scanning device to rotate, and the rotary encoder is configured to adjust a rotating speed of the rotating electrical machine.
As a further scheme of the invention, the communication system comprises a serial server, a switch, a photoelectric converter, an optical cable and a network cable, and the measurement data of the three-dimensional laser scanner is accessed into the optical fiber through the convergence switch and is transmitted to the remote automatic checking software of the central control room.
As a further scheme of the invention, the integral control system is also connected and communicated with the unmanned material piling and taking operation system module through the communication system, and the integral control system can automatically start and stop laser scanners at different positions to work in cooperation with the material piling and taking machine according to the operation state of the material piling and taking machine.
As a further scheme of the invention, an electric dust cover is arranged on the outer side of each three-dimensional laser scanner, the electric dust cover comprises a dust cover body, a flip cover and an electric push rod, an opening is formed in the dust cover body, the flip cover is rotatably installed at the opening, the electric rotating mechanism is arranged at the output end of the electric push rod, and the output end of the electric push rod is arranged corresponding to the position of the flip cover.
As a further aspect of the present invention, the remote automatic inventory software includes a digital model building module and a three-dimensional display module, the digital model building module combines with bulk material measurement, spatial positioning, partition calculation and regional inventory to build a digital model of the coal yard stockpile, and the three-dimensional display module displays the built digital model through a three-dimensional model.
As a further scheme of the present invention, the three-dimensional display module has a division function, and the three-dimensional display module can perform division calculation on the stockpiles on the graph according to the positions of the division lines after measuring all the stockpiles of the complete field at a time, calculate the respective volumes of different stockpiles, and distinguish the three-dimensional graph by colors.
As a further scheme of the invention, the three-dimensional display module can rotate the established three-dimensional material pile model in 360 degrees in all directions and can be randomly amplified and reduced.
As a further scheme of the invention, the overall control system also supports a patrol function, and the patrol function can provide safety early warning when the material taking machine takes materials and when the situation of stack collapse and the like occurs.
The use method of the coal yard coal quantity remote automatic counting device comprises the following steps:
s1, quickly measuring the surface information of the coal pile through a three-dimensional laser scanner;
s2, transmitting the coal pile surface information to remote automatic checking software of a central control room through a communication system;
s3, establishing a digital model of the coal yard stockpile by combining the remote automatic inventory software with special technologies such as bulk material measurement, space positioning, partition calculation, area inventory and the like;
s4, converting the established stockpile digital model into a three-dimensional display graph by remote automatic inventory software;
s5, synchronously calculating the volume of a stockpile of the coal yard by remote automatic checking software, and obtaining corresponding coal storage amount and a checking report by combining the stockpile specific gravity of coal types in different areas;
and S6, the remote automatic checking software provides the latest stock ground working condition information for the unmanned material piling and taking operation system module according to the established digital model, and guides the bucket wheel machine to finish fast, stable and accurate material piling and taking operation.
Compared with the prior art, the invention has the advantages that:
(1) according to the technical scheme, the digital model establishment of the coal yard stockpile is realized by quickly measuring the coal pile surface information through the three-dimensional laser scanner and combining special technologies such as bulk material measurement, space positioning, partition calculation, regional inventory and the like, the establishment of the stockpile digital model provides the latest stockpile working condition information for an unmanned piling and taking operation system module to guide a bucket wheel machine to complete quick, stable and accurate piling and taking operation, data obtained by scanning measurement are transmitted to a server in a wired or wireless mode to be subjected to data synthesis calculation, the digital model and related display graphs of the coal yard stockpile are generated, the stockpile volume of the coal yard is synchronously calculated, corresponding coal storage amount and inventory report forms are obtained by combining the coal inventory proportion of different regions, and the problems that manual inventory accuracy is low, single inventory consumes long time, is high in cost, and the coal amount of the coal yard cannot be inventoried at any time are solved.
(2) This scheme is through setting up electronic dust cover, and during the automatic dustproof protection device that contracts of scanner when three-dimensional laser scanner does not operate, during the operation, the scanner stretches out from the protection casing is automatic, has effectively reduced three-dimensional laser scanner camera lens and internal component's chance to three-dimensional laser scanner's working life has effectively been improved.
(3) According to the scheme, the integral control system can automatically start and stop the three-dimensional laser scanners at different positions to work in cooperation with the stacker-reclaimer according to the operation state of the stacker-reclaimer, and the working efficiency of a stacker-reclaimer operation system module is effectively improved.
(4) The integrated control system supports the patrol function in the scheme, when the material taking machine takes the material, safety early warning is provided when the conditions such as stack collapse and the like occur, and the safety of the material taking machine during material taking operation is effectively improved.
(5) The three-dimensional display module has a segmentation function in the scheme, after all stockpiles of a complete field can be measured at one time, the stockpiles on the graph are segmented and calculated according to the positions of the segmentation lines, the respective volumes of different stockpiles are calculated, and when one stockpile has several different kinds of stockpiles, the three-dimensional graph is distinguished by colors, so that an operator can know the condition of each stockpile independently, the material taking machine is convenient to take the materials of the different kinds of stockpiles, and the working efficiency is improved.
(6) The remote automatic checking software in the scheme can rotate the established three-dimensional material pile model in all directions by 360 degrees, can be randomly amplified and reduced, is convenient for operators in a central control room to more intuitively and specifically feel the scale of the material pile and accurately manage the coal pile,
drawings
FIG. 1 is a block diagram of a coal yard according to the present invention;
FIG. 2 is a circuit configuration diagram of the overall control system of the present invention;
FIG. 3 is a wiring diagram of the communication system of the present invention;
FIG. 4 is a circuit diagram of a communication system at a coal yard in accordance with the present invention;
FIG. 5 is a PLC wiring diagram of the overall control system of the present invention;
FIG. 6 is a schematic view of a scanning device layout according to the present invention;
FIG. 7 is a diagram illustrating a remote auto-inventory software run interface of the present invention;
FIG. 8 is a three-dimensional model diagram of a stockpile displayed by the remote automatic inventory software of the present invention;
FIG. 9 is a three-dimensional model diagram of a stockpile partition shown by the remote automatic inventory software of the present invention;
FIG. 10 is a cut-away graph of the digital stockpile model displayed by the remote automatic inventory software of the present invention;
FIG. 11 is a grid model diagram of a stockpile digital model displayed by the remote automatic inventory software of the present invention;
FIG. 12 is a diagram of a stock pile digital model point cloud model displayed by remote automatic inventory software in accordance with the present invention;
fig. 13 is a diagram of a scanning process shown by the remote automatic inventory software of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-13, a remote automatic coal inventory checking device for a coal yard comprises a scanning device, an electric rotating mechanism, an integral control system, a communication system and remote automatic checking software, wherein the scanning device is a three-dimensional laser scanner, the scanning device is fixedly installed above the coal yard through the electric rotating mechanism, the scanning device and the electric rotating mechanism are both electrically connected with the integral control system, an electric dust cover is arranged on the outer side of each three-dimensional laser scanner, the electric dust cover comprises a dust cover body, a flip cover and an electric push rod, an opening is arranged on the dust cover body, the flip cover is rotatably installed at the opening, the electric rotating mechanism is arranged at the output end of the electric push rod, the output end of the electric push rod corresponds to the position of the flip cover, the scanner automatically retracts into the dust cover protection device when the three-dimensional laser scanner is not in operation, and automatically extends out from the shield when the three-dimensional laser scanner is in operation, the chances of the lens and the internal elements of the three-dimensional laser scanner are effectively reduced, and therefore the service life of the three-dimensional laser scanner is effectively prolonged.
The electric rotating mechanism comprises a driver, a rotating motor and a rotary encoder, the driver is used for driving the rotating motor to operate, the rotating motor is used for driving the scanning device to rotate, and the rotary encoder is used for adjusting the rotating speed of the rotating motor.
The remote automatic checking software is arranged in a central control room of the coal yard, the remote automatic checking software remotely controls the scanning device and the electric rotating mechanism through the communication system, and the overall control system executes the command of the remote automatic checking software.
The whole control system adopts PLC control, and the whole control system still supports to patrol and protects the function, and patrol and protect the function and can get when the material operation at the reclaimer, provide safety precaution when taking place to collapse the buttress etc. the security when effectively having improved the reclaimer and getting the material operation, and the whole control system can open the three-dimensional laser scanner cooperation stacker-reclaimer work of stopping different positions automatically according to stacker-reclaimer operating condition, has effectively improved stacker-reclaimer operating system module work efficiency.
The remote automatic inventory software comprises a digital model building module and a three-dimensional display module, the digital model building module combines the measurement of bulk materials, the space positioning, the partition calculation and the area inventory to realize the building of a digital model of the coal yard stockpile, and the three-dimensional display module displays the built digital model through the three-dimensional model.
The three-dimensional display module is provided with a division function, after the three-dimensional display module can measure all stockpiles of a complete field at one time, the stockpiles on the graph can be divided and calculated according to the position of a division line, the respective volumes of different stockpiles are calculated, and the three-dimensional display module can be distinguished by colors on the three-dimensional graph, the three-dimensional display module can rotate the three-dimensional stockpile model in 360 degrees in all directions and can be randomly amplified and reduced, so that an operator can know the condition of each coal pile independently, the material taking machine can conveniently take materials of different kinds of stockpiles, and the working efficiency is improved.
The communication system comprises a serial server, a switch, a photoelectric converter, an optical cable and a network cable, and the three-dimensional laser scanner measurement data is accessed into the remote automatic checking software of the optical fiber transmission central control room through the convergence switch.
The use method of the coal yard coal quantity remote automatic counting device comprises the following steps:
s1, quickly measuring the surface information of the coal pile through a three-dimensional laser scanner;
s2, transmitting the coal pile surface information to remote automatic checking software of a central control room through a communication system;
s3, establishing a digital model of the coal yard stockpile by combining the remote automatic inventory software with special technologies such as bulk material measurement, space positioning, partition calculation, area inventory and the like;
s4, converting the established stockpile digital model into a three-dimensional display graph by remote automatic inventory software;
s5, synchronously calculating the volume of a stockpile of the coal yard by remote automatic checking software, and obtaining corresponding coal storage amount and a checking report by combining the stockpile specific gravity of coal types in different areas;
and S6, the remote automatic checking software provides the latest stock ground working condition information for the unmanned material piling and taking operation system module according to the established digital model, and guides the bucket wheel machine to finish fast, stable and accurate material piling and taking operation.
The working principle is as follows: the method is characterized in that the digital model establishment of the coal yard stockpile is realized by the rapid measurement of the coal pile surface information through a three-dimensional laser scanner and combining with special technologies such as bulk material measurement, space positioning, partition calculation, area inventory and the like, the establishment of the stockpile digital model provides the latest stockpile working condition information for an unmanned pile material taking operation system module to guide a bucket wheel machine to complete rapid, stable and accurate material piling and taking operation, the data obtained by scanning measurement is transmitted to a server in a wired or wireless mode for data synthesis calculation to generate the digital model of the coal yard stockpile and a related display graph, the stockpile volume of the coal yard is synchronously calculated, the corresponding coal storage amount and inventory report are obtained by combining with the coal inventory proportion of different areas, the problems of low manual inventory accuracy, long time and high cost in single inventory consumption, incapability of inventory at any time, and the like of the coal yard coal amount at any time are solved, the relative measurement accuracy is superior to 0.5 percent, the method has a report of the repeatability detection precision of the product by the national-level metering organization.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a long-range automatic device of checing of coal yard coal volume, includes scanning device, electric rotary mechanism, overall control system, communication system and long-range automatic software of checing, its characterized in that: the remote automatic checking system is characterized in that the scanning device is a three-dimensional laser scanner and is fixedly installed above a coal yard through an electric rotating mechanism, the scanning device and the electric rotating mechanism are both electrically connected with the overall control system, the overall control system is controlled by a PLC, the remote automatic checking software is arranged in a central control room of the coal yard, the remote automatic checking software carries out remote control on the scanning device and the electric rotating mechanism through a communication system, and the overall control system executes commands of the remote automatic checking software.
2. The coal yard coal amount remote automatic counting device according to claim 1, characterized in that: electric rotary mechanism includes driver, rotating electrical machines and rotary encoder, the driver is used for driving the rotating electrical machines operation, rotating electrical machines is used for driving scanning device rotatory, rotary encoder is used for adjusting rotating electrical machines's rotational speed.
3. The coal yard coal amount remote automatic counting device according to claim 1, characterized in that: the communication system comprises a serial server, a switch, a photoelectric converter, an optical cable and a network cable, and the three-dimensional laser scanner measurement data is accessed into the remote automatic checking software of the optical fiber transmission center control room through the convergence switch.
4. The coal yard coal amount remote automatic counting device according to claim 1, characterized in that: the integral control system is also connected with the unmanned material piling and taking operation system module through the communication system for communication, and the integral control system can automatically start and stop laser scanners at different positions to work in cooperation with the material piling and taking machine according to the operation state of the material piling and taking machine.
5. The coal yard coal amount remote automatic counting device according to claim 1, characterized in that: every the three-dimensional laser scanner outside all is provided with electronic dust cover, electronic dust cover includes the dust cover body, flip and electric putter, be equipped with the opening on the dust cover body, and the opening part rotates and installs flip, electric rotary mechanism sets up in the electric putter output, and the electric putter output corresponds the flip position setting.
6. The coal yard coal amount remote automatic counting device according to claim 1, characterized in that: the remote automatic inventory software comprises a digital model building module and a three-dimensional display module, the digital model building module combines the measurement of bulk materials, the space positioning, the partition calculation and the area inventory to realize the building of a digital model of a coal yard stockpile, and the three-dimensional display module displays the built digital model through a three-dimensional model.
7. The coal yard coal amount remote automatic counting device according to claim 6, characterized in that: the three-dimensional display module has a division function, and can perform division calculation on the stockpiles on the graph according to the positions of division lines after measuring all the stockpiles of the complete field at one time, calculate the respective volumes of different stockpiles, and distinguish the stockpiles on the three-dimensional graph by colors.
8. The coal yard coal amount remote automatic counting device according to claim 6, characterized in that: the three-dimensional display module can rotate the established three-dimensional material pile model in all directions at 360 degrees and can be randomly amplified or reduced.
9. The coal yard coal amount remote automatic counting device according to claim 1, characterized in that: the integral control system also supports a patrol function, and the patrol function can provide safety early warning when a stack collapse condition occurs when a material taking machine takes materials.
10. The use method of the coal yard coal amount remote automatic counting device according to the claims 1-9, characterized by comprising the following steps:
s1, quickly measuring the surface information of the coal pile through a three-dimensional laser scanner;
s2, transmitting the coal pile surface information to remote automatic checking software of a central control room through a communication system;
s3, combining the remote automatic checking software with the bulk material measurement, space positioning, partition calculation and area checking special technology to realize the digital model establishment of the coal yard stockpile;
s4, converting the established stockpile digital model into a three-dimensional display graph by remote automatic inventory software;
s5, synchronously calculating the volume of a stockpile of the coal yard by remote automatic checking software, and obtaining corresponding coal storage amount and a checking report by combining the stockpile specific gravity of coal types in different areas;
and S6, the remote automatic checking software provides the latest stock ground working condition information for the unmanned material piling and taking operation system module according to the established digital model, and guides the bucket wheel machine to finish fast, stable and accurate material piling and taking operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110764893.7A CN113724097A (en) | 2021-07-06 | 2021-07-06 | Remote automatic counting device for coal amount in coal yard |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110764893.7A CN113724097A (en) | 2021-07-06 | 2021-07-06 | Remote automatic counting device for coal amount in coal yard |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115512345A (en) * | 2022-09-21 | 2022-12-23 | 浙江安吉天子湖热电有限公司 | Traveling crane fixed coal inventory system and coal inventory method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202229731U (en) * | 2011-09-28 | 2012-05-23 | 沈阳华岩电力技术有限公司 | Digital checking system for material field |
| CN104111035A (en) * | 2014-07-03 | 2014-10-22 | 华北电力大学（保定） | Digital coal stocktaking system and digital coal stocktaking method |
| CN210664371U (en) * | 2019-11-13 | 2020-06-02 | 济南祥控自动化设备有限公司 | Intelligent scanning and checking system for digital coal yard |
-
2021
- 2021-07-06 CN CN202110764893.7A patent/CN113724097A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202229731U (en) * | 2011-09-28 | 2012-05-23 | 沈阳华岩电力技术有限公司 | Digital checking system for material field |
| CN104111035A (en) * | 2014-07-03 | 2014-10-22 | 华北电力大学（保定） | Digital coal stocktaking system and digital coal stocktaking method |
| CN210664371U (en) * | 2019-11-13 | 2020-06-02 | 济南祥控自动化设备有限公司 | Intelligent scanning and checking system for digital coal yard |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115512345A (en) * | 2022-09-21 | 2022-12-23 | 浙江安吉天子湖热电有限公司 | Traveling crane fixed coal inventory system and coal inventory method |
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Application publication date: 20211130 |