CN111502723A - Hydraulic support state detection cluster control system and method - Google Patents
Hydraulic support state detection cluster control system and method Download PDFInfo
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- CN111502723A CN111502723A CN202010474496.1A CN202010474496A CN111502723A CN 111502723 A CN111502723 A CN 111502723A CN 202010474496 A CN202010474496 A CN 202010474496A CN 111502723 A CN111502723 A CN 111502723A
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- hydraulic support
- subsystem
- hydraulic
- cluster control
- sensor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/12—Control, e.g. using remote control
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral
Abstract
The invention provides a hydraulic support state detection cluster control system which comprises a stope surrounding rock-support subsystem, a hydraulic support action quantity sensing subsystem, a coal mining machine and a controller, wherein the stope surrounding rock-support subsystem is mainly used for controlling mining height and top and bottom plate flatness; the hydraulic support action quantity sensing subsystem comprises a plurality of hydraulic supports and a sensor detection control subsystem electrically connected with the hydraulic supports, and the sensor detection control subsystem comprises different sensors; the coal mining machine is in communication connection with a surrounding rock-support subsystem and a hydraulic support action quantity sensing subsystem of a stope; the controller is in communication connection with the coal mining machine, the surrounding rock-support subsystem of the stope and the action quantity sensing subsystem of the hydraulic support. According to the invention, part of the sensors are integrated, the failure rate of the sensors can be reduced, the information of different sensors can be deeply fused, cluster control is realized, the hydraulic support can interact with the data of working face stope control, and the automation degree is higher.
Description
Technical Field
The invention relates to the technical field of hydraulic support control in coal mining, in particular to a hydraulic support state detection cluster control system and method.
Background
Along with the demand of economic development, the coal mining intensity is higher and higher, the mining depth is continuously increased, and automatic and intelligent mining provides a new technical route and approach for coal mines. In the intelligent mining process, the cooperation and fusion depth of the coal mining machine, the scraper, the reversed loader and the hydraulic support represent the degree of working face automation, and the state control of the hydraulic support is a vital part in the whole working face automation.
In the prior art, the state control of the hydraulic support is realized by arranging different sensors at different positions of the hydraulic support, but because more sensors are required to be arranged, the probability of failure is relatively high, and the system is more complex; different sensors arranged on the hydraulic support are independently controlled, so that the integration is poor, and the cluster control of one net cannot be realized; the state control of the hydraulic support and the surrounding rock-support of a working face stope cannot carry out data interactive transmission; the manual intervention rate on the hydraulic support is high.
Disclosure of Invention
The invention provides a hydraulic support state detection cluster control system and method, and aims to solve the problems that in the prior art, independent control is adopted among different sensors, the fusion is poor, cluster control cannot be realized, data interactive transmission cannot be carried out with surrounding rock-support of a working face stope, the automation degree is low, and the hydraulic state control actually needs manual intervention to a great extent.
In one aspect, the present invention provides a hydraulic support state detection cluster control system, including:
the stope surrounding rock-supporting subsystem is mainly used for controlling mining height and flatness of a top bottom plate;
the system comprises a hydraulic support action quantity sensing subsystem, a position sensor subsystem and a position sensor subsystem, wherein the hydraulic support action quantity sensing subsystem comprises a plurality of hydraulic supports and a sensor detection control subsystem electrically connected with the hydraulic supports, and the sensor detection control subsystem mainly comprises a state sensor, a stroke sensor, a proximity sensor and a pressure sensor;
the coal mining machine is in communication connection with the surrounding rock-support subsystem and the hydraulic support action quantity sensing subsystem of the stope, so that data interaction is realized;
and the controller is in communication connection with the coal mining machine, the surrounding rock-support subsystem of the stope and the hydraulic support action quantity sensing subsystem, so that data interaction is realized.
By adopting the technical scheme, the coal mining machine can control the coal cutting speed, select the automatic tracking strategy and control the bottom laying amount and the top picking amount; different sensors are integrated into the sensor detection control subsystem, so that the types of the sensors can be reduced, the cluster control of the state of the hydraulic support is realized, and the fault rate of the sensors is reduced; through a control algorithm, the controller, the coal mining machine, the surrounding rock-support subsystem of the stope and the hydraulic support action amount sensing subsystem can realize interactive transmission of data, and the intervention rate of manpower on the hydraulic support in intelligent mining can be reduced.
Optionally, the state sensor is used for the height, posture and position of the plurality of hydraulic supports.
Optionally, the stroke sensor is used for detecting a stroke of the first-stage telescopic side protection and a pushing stroke of the jack.
Optionally, the proximity sensor is used for detecting the retraction state of the protective upper.
Optionally, the pressure sensor is configured to detect a strut pressure of the hydraulic support and a coupling pressure of the highwall surrounding rock.
On the other hand, the invention provides a hydraulic support state detection cluster control method, which adopts an integrated sensor detection control subsystem to detect the state parameters of each hydraulic support, compares the state parameters with the state parameters of adjacent hydraulic supports to adjust and control the related parameters of the hydraulic supports, and realizes cluster control of a hydraulic support state detection cluster control system by deeply fusing the state parameter information of a plurality of hydraulic supports.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the invention, the sensor detection control subsystem is adopted to integrate partial sensors, so that the types of the sensors are reduced, the probability of fault occurrence is reduced, cluster control is realized, the whole system is simpler, the cost is lower, and the deep fusion between data information acquired by different sensors is improved.
(2) The hydraulic support action quantity sensing subsystem can perform data interactive transmission with a surrounding rock-support subsystem and a coal mining machine in a stope, reduces the intervention rate of manual work on adjustment and control of the state parameters of the hydraulic support in the intelligent mining process, and has higher automation degree.
(3) According to the invention, the state parameters detected by a single hydraulic support and the state parameters of two adjacent hydraulic supports are compared and analyzed, the mining height, the mining posture and the hydraulic support arrangement condition of the working face are measured and calculated, and the healthy condition of the mining posture of the working face is judged in time, so that the parameters of the single hydraulic support are controlled and adjusted, and the hydraulic support has linkage and integrity, and can solve the problems of sinking, rib spalling and roof collapse of the hydraulic support in state control.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic block diagram of a hydraulic support state detection cluster control system according to the present invention.
Detailed Description
Referring to fig. 1, a schematic block diagram of a hydraulic support state detection cluster control system is shown.
Example 1
The invention provides a hydraulic support state detection cluster control system, which comprises:
the stope surrounding rock-supporting subsystem is mainly used for controlling mining height and flatness of a top bottom plate;
the system comprises a hydraulic support action quantity sensing subsystem, a position sensor subsystem and a position sensor subsystem, wherein the hydraulic support action quantity sensing subsystem comprises a plurality of hydraulic supports and a sensor detection control subsystem electrically connected with the hydraulic supports, and the sensor detection control subsystem mainly comprises a state sensor, a stroke sensor, a proximity sensor and a pressure sensor;
the coal mining machine is in communication connection with the surrounding rock-support subsystem and the hydraulic support action quantity sensing subsystem of the stope, so that data interaction is realized;
and the controller is in communication connection with the coal mining machine, the surrounding rock-support subsystem of the stope and the hydraulic support action quantity sensing subsystem, so that data interaction is realized.
By adopting the technical scheme, the coal mining machine can control the coal cutting speed, select the automatic tracking strategy and control the bottom laying amount and the top picking amount; different sensors are integrated into the sensor detection control subsystem, so that the types of the sensors can be reduced, the cluster control of the state of the hydraulic support is realized, and the fault rate of the sensors is reduced; through a control algorithm, the controller, the coal mining machine, the surrounding rock-support subsystem of the stope and the hydraulic support action amount sensing subsystem can realize interactive transmission of data, and the intervention rate of manpower on the hydraulic support in intelligent mining can be reduced.
On the basis of the above specific embodiment, further, the state sensors are used for the height, the posture and the position of a plurality of the hydraulic supports.
On the basis of the above specific embodiment, further, the stroke sensor is used for detecting a stroke of the first-stage telescopic side wall and a pushing stroke of the jack.
On the basis of the above embodiment, further, the proximity sensor is used for detecting a retraction state of the protective upper.
On the basis of the above specific embodiment, further, the pressure sensor is configured to detect a strut pressure of the hydraulic support and a coupling pressure of the highwall surrounding rock.
Example 2
The invention provides a hydraulic support state detection cluster control method which adopts an integrated sensor detection control subsystem to detect state parameters of each hydraulic support, adjusts and controls related parameters of the hydraulic supports by comparing the state parameters with the state parameters of adjacent hydraulic supports, and realizes cluster control of a hydraulic support state detection cluster control system by deeply fusing state parameter information of a plurality of hydraulic supports.
The embodiments provided by the present invention are only a few examples of the general concept of the present invention, and are only for illustrating the technical solutions of the present invention, and do not constitute the limitation of the protection scope of the present invention. Any other embodiments extended by the solution according to the invention without inventive step will be within the scope of protection of the invention for a person skilled in the art.
Claims (7)
1. The hydraulic support state detection cluster control system is characterized by comprising:
the stope surrounding rock-supporting subsystem is mainly used for controlling mining height and flatness of a top bottom plate;
the system comprises a hydraulic support action quantity sensing subsystem, a position sensor subsystem and a position sensor subsystem, wherein the hydraulic support action quantity sensing subsystem comprises a plurality of hydraulic supports and a sensor detection control subsystem electrically connected with the hydraulic supports, and the sensor detection control subsystem mainly comprises a state sensor, a stroke sensor, a proximity sensor and a pressure sensor;
the coal mining machine is in communication connection with both the stope surrounding rock-supporting subsystem and the hydraulic support action quantity sensing subsystem;
and the controller is in communication connection with the coal mining machine, the surrounding rock-support subsystem of the stope and the hydraulic support action quantity sensing subsystem.
2. The hydraulic support state detection cluster control system of claim 1, wherein the state sensors are used for height, attitude and position of a plurality of the hydraulic supports.
3. The hydraulic support state detection cluster control system as claimed in claim 1, wherein the stroke sensor is used for detecting a stroke of a first-stage telescopic side protection and a stroke of a jack.
4. The hydraulic mount status detection cluster control system of claim 1, wherein the proximity sensor is configured to detect a retraction status of a rib.
5. The hydraulic support state detection cluster control system of claim 1, wherein the pressure sensor is configured to detect a strut pressure of the hydraulic support and a coupling pressure of a surrounding wall of a breast wall.
6. A hydraulic support state detection cluster control method, characterized in that the hydraulic support state detection cluster control method is based on a hydraulic support state detection cluster control system according to any one of claims 1 to 5.
7. The hydraulic support state detection cluster control method according to claim 6, characterized in that the hydraulic support state detection cluster control method adopts an integrated sensor detection control subsystem to detect the state parameters of each hydraulic support, compares the state parameters with the state parameters of adjacent hydraulic supports to adjust and control the related parameters of the hydraulic supports, and performs deep fusion on the state parameter information of a plurality of hydraulic supports to realize cluster control on the hydraulic support state detection cluster control system.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115289956A (en) * | 2022-10-10 | 2022-11-04 | 太原向明智控科技有限公司 | Fault detection method and system for stroke sensor of mining hydraulic support |
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| SU877059A1 (en) * | 1980-02-22 | 1981-10-30 | Ордена Трудового Красного Знамени Институт Горного Дела Им. А.А.Скочинского | Method of controlling motion of power roof support base |
| CN102337891A (en) * | 2011-09-14 | 2012-02-01 | 天地科技股份有限公司 | Thin coal seam unmanned automated mining mode |
| CN106089279A (en) * | 2016-07-12 | 2016-11-09 | 天地科技股份有限公司 | Super large height mining face many stress fields coupling surrounding rock stability intelligent control method |
| CN107091107A (en) * | 2017-05-12 | 2017-08-25 | 河南理工大学矿山开发设计研究所 | Intelligent Sub-Level Caving control system and method |
| CN110056384A (en) * | 2019-06-03 | 2019-07-26 | 辽宁工程技术大学 | A kind of the hydraulic support coordinated control system and control method of brill formula coalcutter |
-
2020
- 2020-05-29 CN CN202010474496.1A patent/CN111502723A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU877059A1 (en) * | 1980-02-22 | 1981-10-30 | Ордена Трудового Красного Знамени Институт Горного Дела Им. А.А.Скочинского | Method of controlling motion of power roof support base |
| CN102337891A (en) * | 2011-09-14 | 2012-02-01 | 天地科技股份有限公司 | Thin coal seam unmanned automated mining mode |
| CN106089279A (en) * | 2016-07-12 | 2016-11-09 | 天地科技股份有限公司 | Super large height mining face many stress fields coupling surrounding rock stability intelligent control method |
| CN107091107A (en) * | 2017-05-12 | 2017-08-25 | 河南理工大学矿山开发设计研究所 | Intelligent Sub-Level Caving control system and method |
| CN110056384A (en) * | 2019-06-03 | 2019-07-26 | 辽宁工程技术大学 | A kind of the hydraulic support coordinated control system and control method of brill formula coalcutter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115289956A (en) * | 2022-10-10 | 2022-11-04 | 太原向明智控科技有限公司 | Fault detection method and system for stroke sensor of mining hydraulic support |
| CN115289956B (en) * | 2022-10-10 | 2022-12-23 | 太原向明智控科技有限公司 | Fault detection method and system for stroke sensor of mining hydraulic support |
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