CN104656594A - Automatic coal blending system for coal mines - Google Patents
Automatic coal blending system for coal mines Download PDFInfo
- Publication number
- CN104656594A CN104656594A CN201310603753.7A CN201310603753A CN104656594A CN 104656594 A CN104656594 A CN 104656594A CN 201310603753 A CN201310603753 A CN 201310603753A CN 104656594 A CN104656594 A CN 104656594A
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- China
- Prior art keywords
- coal
- main control
- plc
- belt conveyor
- control computer
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41865—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by job scheduling, process planning, material flow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses an automatic coal blending system for coal mines. The automatic coal blending system comprises a main control machine and a PLC (programmable logic controller) connected with the main control machine, wherein the PLC is connected with an ash gauge, a belt conveyor and a frequency changer, the frequency changer is connected with a coal-feeder motor, the input terminal of the PLC is connected with a speed sensor and a weighing sensor through an isolation unit, the main control machine is connected with a human-machine interface HMI which is arranged in a main control room and used for real-time display and control, and a coal blending module, an alarm module and a printing module are connected to the output terminal of the main control machine. According to the automatic coal blending system disclosed by the invention, the production process of products is monitored in real time, and remote operation is performed, so that the quality stability of the products is guaranteed; the automatic coal blending system has high control reliability, high working stability, long service life, high practicality and good using effects, and is convenient to popularize and use.
Description
Technical field
The invention belongs to coal blending control system field, especially relate to a kind of colliery automatic Allocating Coal System.
Background technology
Along with coal market demand change, coal blending production has been the important component part in coal preparation, widen coal product kind, meet user's requirement, expand the only way of selling market, also be the important content that clean coal technology is applied in production scene, domestic big-and-middle-sized colliery majority is difficult to the requirement adapting to mine high-yield and high-efficiency, be difficult to the requirement of adaptation to market variations, wherein quite a few underground mine can be considered to transform Coal Blending System, every newly-built large-scale mine high starting point of annual simultaneously, more should focus on the coal blending production of surface production and commercial coal, automatic Allocating Coal System, based on the Monitoring Data (ash content or thermal value) of online Ash analyser, by regulating feeder frequency converter frequency, realizes the automatic control of coal preparation plant's coal blending process, is to improve the quality of coal blending product and the vital task of coefficient of stabilization thereof, current and even long-range Under the market economy condition, different user is different to the quality requirements of categories of coal, therefore, utilize advanced robotization and infotech, realize the automatic control of coal blending process, be not only the vital task realizing economical production, and coal selected, store up, join, fill, the real-time monitoring of the production and selling overall process such as fortune and true-time operation had very high requirement.
Summary of the invention
Technical matters to be solved by this invention is that, for above-mentioned deficiency of the prior art, provide a kind of colliery automatic Allocating Coal System, its structure is simple, reasonable in design, it is convenient to realize, and uses simple operation, operated from a distance can be carried out by the production run of real-time monitoring product, ensure that constant product quality, Systematical control reliability is high, and job stability is high, long service life, practical, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of colliery automatic Allocating Coal System, it is characterized in that: the PLC comprising main control computer and connect with main control computer, described PLC with for detecting the Ash analyser of coal proportioning quality, for transmitting the belt conveyor of coal and the frequency converter for controlling feeder machine operation frequency connects, described frequency converter connects with the feeder motor controlling feeder start and stop, the input end of described PLC is connected to detecting unit, described detecting unit comprises and is arranged on belt conveyor side for detecting the speed pickup of belt conveyor transmission speed and being arranged on belt conveyor belt for detecting the LOAD CELLS of belt conveyor fortune coal weight, the isolated location of the signal conversion for being detected by detecting unit is also connected between described PLC and detecting unit, described main control computer be arranged at master-control room and connect for the Human machine interface shown in real time and control, the output terminal of described main control computer is connected to coal blending module for different raw coal is cooperated according to a certain percentage, for carrying out the alarm module of alarm and the print module for recording a period of time system works situation when chlorine adding ratio exceedes setting value.
Above-mentioned a kind of colliery automatic Allocating Coal System, is characterized in that: described PLC is connected by PROFIBUS bus with main control computer.
The present invention compared with prior art has the following advantages:
1, present invention employs modular design, structure is simple, reasonable in design, and it is convenient to realize.
2, the present invention can carry out operated from a distance by the production run of real-time monitoring product simultaneously, ensure that constant product quality, uses simple operation.
3, control reliability of the present invention is high, and job stability is high, long service life.
4, of the present invention practical, result of use is good, is convenient to promote the use of.
In sum, structure of the present invention is simple, reasonable in design, it is convenient to realize, use simple operation, operated from a distance can be carried out by the production run of real-time monitoring product, ensure that constant product quality, Systematical control reliability is high, job stability is high, long service life, practical, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present invention.
Description of reference numerals:
1-main control computer; 2-PLC; 3-isolated location;
4-speed pickup; 5-LOAD CELLS; 6-Ash analyser;
7-belt conveyor; 8-frequency converter; 9-feeder motor;
10-Human machine interface; 11-alarm module; 12-print module;
13-coal blending module.
Embodiment
As shown in Figure 1, the PLC 2 that the present invention includes main control computer 1 and connect with main control computer 1, described PLC 2 with for detecting the Ash analyser 6 of coal proportioning quality, for transmitting the belt conveyor 7 of coal and the frequency converter 8 for controlling feeder motor 9 frequency of operation connects, described frequency converter 8 connects with the feeder motor 9 controlling feeder start and stop, the input end of described PLC 2 is connected to detecting unit, described detecting unit comprises and is arranged on belt conveyor 7 side for detecting the speed pickup 4 of belt conveyor 7 transmission speed and being arranged on the LOAD CELLS 5 of belt conveyor 7 belt being transported coal weight for detecting belt conveyor 7, the isolated location 3 of the signal conversion for being detected by detecting unit is also connected between described PLC 2 and detecting unit, described main control computer 1 be arranged at master-control room and connect for the Human machine interface 10 shown in real time and control, the output terminal of described main control computer 1 is connected to coal blending module 13 for different raw coal is cooperated according to a certain percentage, for carrying out the alarm module 11 of alarm and the print module 12 for recording a period of time system works situation when chlorine adding ratio exceedes setting value.
As shown in Figure 1, in the present embodiment, described PLC 2 is connected by PROFIBUS bus with main control computer 1.
Principle of work of the present invention and the course of work are: the speed of speed pickup 4 pairs of belt conveyors 7 detects and sends information to PLC 2 after changing, simultaneously LOAD CELLS 5 pairs of belt conveyor 7 pressure that belt bears detect and send information to PLC 2 after changing, PLC 2 controls the frequency of operation of Ash analyser 6 and belt conveyor 7, Ash analyser 6 is by detecting the later pit ash of coal blending on belt conveyor 7 belt and sending information to PLC 2 after comparing with target ash content, PLC 2 carries out corresponding control to frequency converter 8 to adjust feeder motor 9 frequency of operation to reach the fine tuning of feeder coal-supplying amount according to this information, thus coal blending is limit close to target ash content, PLC 2 sends information to main control computer 1 by process, and main control computer 1 controls coal blending module 13 after this signal and setting normal value being compared, and controls each equipment working condition by Human machine interface 10.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.
Claims (2)
1. a colliery automatic Allocating Coal System, it is characterized in that: the PLC (2) comprising main control computer (1) and connect with main control computer (1), described PLC (2) with for detecting the Ash analyser (6) of coal proportioning quality, for transmitting the belt conveyor (7) of coal and the frequency converter (8) for controlling feeder motor (9) frequency of operation connects, described frequency converter (8) connects with the feeder motor (9) controlling feeder start and stop, the input end of described PLC (2) is connected to detecting unit, described detecting unit comprises and is arranged on belt conveyor (7) side for detecting the speed pickup (4) of belt conveyor (7) transmission speed and being arranged on belt conveyor (7) belt for detecting the LOAD CELLS (5) of belt conveyor (7) fortune coal weight, the isolated location (3) of the signal conversion for being detected by detecting unit is also connected between described PLC (2) and detecting unit, described main control computer (1) be arranged at master-control room and connect for the Human machine interface shown in real time and control (10), the output terminal of described main control computer (1) is connected to coal blending module (13) for different raw coal is cooperated according to a certain percentage, for carrying out the alarm module (11) of alarm and the print module (12) for recording a period of time system works situation when chlorine adding ratio exceedes setting value.
2. according to a kind of colliery according to claim 1 automatic Allocating Coal System, it is characterized in that: described PLC (2) is connected by PROFIBUS bus with main control computer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603753.7A CN104656594A (en) | 2013-11-21 | 2013-11-21 | Automatic coal blending system for coal mines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310603753.7A CN104656594A (en) | 2013-11-21 | 2013-11-21 | Automatic coal blending system for coal mines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104656594A true CN104656594A (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310603753.7A Pending CN104656594A (en) | 2013-11-21 | 2013-11-21 | Automatic coal blending system for coal mines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104656594A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600351A (en) * | 2016-01-26 | 2016-05-25 | 安徽理工大学 | Multistage belt-type transportation centralized control device of coal cleaning plant |
| CN106516648A (en) * | 2016-11-24 | 2017-03-22 | 蓬溪斌鹏科技有限公司 | Conveyor control system |
| CN106743327A (en) * | 2017-04-11 | 2017-05-31 | 兖州煤业股份有限公司 | A kind of controller of mine belt conveyor |
| CN106809636A (en) * | 2017-03-29 | 2017-06-09 | 西安科技大学 | A kind of raw coal proportion control system and method with safety instruction |
| CN107487645A (en) * | 2017-07-28 | 2017-12-19 | 天地科技股份有限公司 | A kind of mining goods vehicle automatic identification entrucking Coal Blending System and method |
| CN111221368A (en) * | 2020-03-17 | 2020-06-02 | 陆杰 | Double closed-loop control method for product yield and quality used in coal washery |
| CN111689178A (en) * | 2020-05-19 | 2020-09-22 | 神华粤电珠海港煤炭码头有限责任公司 | Ship loader for multi-belt-line coal blending and refined coal blending transformation system thereof |
| CN113750903A (en) * | 2021-08-24 | 2021-12-07 | 中国神华煤制油化工有限公司 | Coal blending device |
-
2013
- 2013-11-21 CN CN201310603753.7A patent/CN104656594A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600351A (en) * | 2016-01-26 | 2016-05-25 | 安徽理工大学 | Multistage belt-type transportation centralized control device of coal cleaning plant |
| CN105600351B (en) * | 2016-01-26 | 2018-05-18 | 安徽理工大学 | Coal washery multilevel belt type transport centralized control equipment |
| CN106516648A (en) * | 2016-11-24 | 2017-03-22 | 蓬溪斌鹏科技有限公司 | Conveyor control system |
| CN106809636A (en) * | 2017-03-29 | 2017-06-09 | 西安科技大学 | A kind of raw coal proportion control system and method with safety instruction |
| CN106743327A (en) * | 2017-04-11 | 2017-05-31 | 兖州煤业股份有限公司 | A kind of controller of mine belt conveyor |
| CN107487645A (en) * | 2017-07-28 | 2017-12-19 | 天地科技股份有限公司 | A kind of mining goods vehicle automatic identification entrucking Coal Blending System and method |
| CN107487645B (en) * | 2017-07-28 | 2019-04-16 | 天地科技股份有限公司 | A kind of mining goods vehicle automatic identification entrucking Coal Blending System and method |
| CN111221368A (en) * | 2020-03-17 | 2020-06-02 | 陆杰 | Double closed-loop control method for product yield and quality used in coal washery |
| CN111689178A (en) * | 2020-05-19 | 2020-09-22 | 神华粤电珠海港煤炭码头有限责任公司 | Ship loader for multi-belt-line coal blending and refined coal blending transformation system thereof |
| CN113750903A (en) * | 2021-08-24 | 2021-12-07 | 中国神华煤制油化工有限公司 | Coal blending device |
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Application publication date: 20150527 |
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| WD01 | Invention patent application deemed withdrawn after publication |