A mine air volume adjustment method, system, terminal and readable storage medium

Abstract

The present application relates to a method, system, terminal and readable storage medium for adjusting the air volume in a mine, belonging to the technical field of mine ventilation. The adjustment method includes: receiving a set air volume value Q; retrieving a Map table of the air volume characteristic curve pre-generated for the air window to be adjusted according to the air volume value Q; determining a wind window angle value A corresponding to the set air volume value Q according to the Map table; controlling the adjustment of the wind window angle to A; obtaining the current actual air volume value Qr; obtaining the difference between the current actual air volume value Qr and the set air volume value Q; determining whether the absolute value of the difference is not greater than the air volume error value Qw; if not, fine-tuning the wind window angle according to a preset angle adjustment rule. The present application has the beneficial effect of facilitating the rapid, timely, reliable and stable adjustment of the air volume.

Description

Technical Field

[0001] This application relates to the technical field of mine ventilation, and in particular, to a mine air volume adjustment method, system, terminal, and readable storage medium. Background Technique

[0002] With the development of mining technology, the production capacity of mines is getting larger and larger, the required air volume of mines is also increasing, the ventilation route is getting longer, and the structure of the mine ventilation system is becoming more and more complex. Therefore, the requirements for the safety management of the ventilation system are getting higher and higher.

[0003] Air volume adjustment control is an important and regular task in the technical management of underground ventilation in coal mines, and it plays an extremely important role in ensuring the safe production of mines. Adjusting the ventilation area of the regulating air door is the most basic means of adjusting the air volume.

[0004] At present, the adjustment of on-site air volume is basically manual operation. Especially when multiple facilities are adjusted synchronously, the adjustment process is time-consuming and laborious, with low efficiency and poor reliability and stability. Summary of the Invention

[0005] In order to facilitate the quick, timely, reliable, and stable adjustment of the air volume, this application provides a mine air volume adjustment method and system.

[0006] In a first aspect, this application provides a mine air volume adjustment method, adopting the following technical solution:

[0007] A mine air volume adjustment method includes:

[0008] Receiving a set air volume value Q;

[0009] According to the set air volume value Q, retrieving the air volume characteristic curve Map table pre-generated for the air door to be adjusted;

[0010] According to the Map table, determining the air door angle value A corresponding to the set air volume value Q;

[0011] Controlling the adjustment of the air door angle to A;

[0012] Obtaining the current actual air volume value Qr;

[0013] Obtaining the difference between the current actual air volume value Qr and the set air volume value Q;

[0014] Judging whether the absolute value of the difference is not greater than the air volume error value Qw;

[0015] If not, then finely adjusting the air door angle according to the preset angle adjustment rule.

[0016] By adopting the above technical solution, since the air volume characteristic curve Map table is pre-generated for the air window to be adjusted, after receiving the set air volume value Q, the air window angle value A corresponding to the set air volume value Q can be directly determined in the Map table, and then the air window angle is first controlled to A; then the current actual air volume value Qr is obtained, and the air window angle is finely adjusted according to the difference between the current actual air volume value Qr and the set air volume value Q, so that the absolute value of the difference between the two is within the allowable air volume error value; since the air window can be directly adjusted to A and then finely adjusted on the basis of the angle value A, the air volume can be adjusted quickly, timely, reliably and stably.

[0017] Optionally, the specific steps of determining the air window angle value A corresponding to the set air volume value Q according to the Map table include:

[0018] 。

[0019] By adopting the above technical solution, two Map values greater than and less than the set air volume value Q are selected, so that the calculation result of the air window angle value A can be more accurate.

[0020] Optionally, the angle adjustment rule includes:

[0021] The air window is finely adjusted based on 1°.

[0022] Optionally, the steps of generating the air volume characteristic curve Map table include:

[0023] According to the preset angle adjustment rule, the air window angle value is adjusted sequentially, and the angle value is adjusted from 0° to 90°;

[0024] After each adjustment, when the air volume is stable, obtain the air volume value corresponding to the angle value;

[0025] Generate and store the Map table according to a number of angle values and the corresponding air volume values.

[0026] By adopting the above technical solution, the Map table includes each angle and the corresponding air volume value, which is convenient for later retrieval and use.

[0027] Optionally, the angle adjustment rule includes:

[0028] Adjustment is made based on 5°.

[0029] Optionally, the conditions for the air volume to be stable include:

[0030] The difference between the current air volume value and the air volume value of the previous minute is less than 5% of the current air volume value;

[0031] Or,

[0032] After the adjustment of the air regulating window is completed, the interval duration until the next adjustment is greater than 30 minutes.

[0033] In a second aspect, the present application provides a mine air volume regulation system, adopting the following technical solutions:

[0034] A mine air volume regulation system includes:

[0035] An air volume value receiving module, configured to receive a set air volume value Q;

[0036] A Map table retrieval module, configured to retrieve a Map table of the air volume characteristic curve pre-generated for the air regulating window according to the air volume value Q;

[0037] A wind window angle value determination module, configured to determine a wind window angle value A corresponding to the set air volume value Q according to the Map table;

[0038] A control module, configured to control the adjustment of the wind window angle value A;

[0039] An air volume value acquisition module, configured to acquire the current actual air volume value Qr;

[0040] An air volume difference acquisition module, configured to acquire the difference between the current actual air volume value Qr and the set air volume value Q;

[0041] A judgment module, configured to judge whether the absolute value of the difference is not greater than the air volume error value Qw; if not, the control module finely adjusts the wind window angle according to a preset angle adjustment rule.

[0042] By adopting the above technical solutions, since a Map table of the air volume characteristic curve is pre-generated for the air regulating window, after receiving the set air volume value Q, the wind window angle value A corresponding to the set air volume value Q can be directly determined in the Map table, so as to first control the wind window angle to A; then, the current actual air volume value Qr is acquired, and the wind window angle is finely adjusted according to the difference between the current actual air volume value Qr and the set air volume value Q, so that the absolute value of the difference between the two is within the allowable air volume error value; since the wind window can be directly adjusted to A and then finely adjusted on the basis of the angle value A, it is convenient to quickly, timely, reliably and stably adjust the air volume.

[0043] In a third aspect, the present application provides a terminal, adopting the following technical solutions:

[0044] A terminal includes:

[0045] A memory, storing a mine air volume regulation program;

[0046] A processor, configured to execute the program stored on the memory to implement the steps of the above mine air volume regulation method.

[0047] Fourthly, this application provides a computer-readable storage medium, adopting the following technical solution:

[0048] A computer-readable storage medium stores a computer program that can be loaded and executed by a processor to perform the above-mentioned mine air volume regulation method.

[0049] In summary, this application has at least the following beneficial effects:

[0050] Since the air volume characteristic curve Map table is pre-generated for the air window to be adjusted, after receiving the set air volume value Q, the air window angle value A corresponding to the set air volume value Q can be directly determined in the Map table, and then the air window angle is first controlled to A; then the current actual air volume value Qr is obtained, and the air window angle is finely adjusted according to the difference between the current actual air volume value Qr and the set air volume value Q, so that the absolute value of the difference between the two is within the allowable air volume error value; since the air window can be directly adjusted to A and then finely adjusted on the basis of the angle value A, it is convenient to quickly, timely, reliably and stably adjust the air volume. Description of the Drawings

[0051] Figure 1 is the flowchart of the method embodiment of this application;

[0052] Figure 2 is the flowchart of a specific step of S130;

[0053] Figure 3 is the structural block diagram of an implementation manner of the system embodiment of this application;

[0054] Figure 4 is the structural block diagram of another implementation manner of the system embodiment of this application.

[0055] Description of the reference numerals: 110, air volume value receiving module; 120, Map table retrieval module; 130, air window angle value determination module; 131, search unit; 132, calculation unit; 140, control module; 150, air volume value acquisition module; 160, air volume difference acquisition module; 170, judgment module; 180, recording module; 190, Map table generation module; 210, Map table storage module; 220, air volume stable signal sending module; 230, duration acquisition module; 240, duration judgment module. Detailed Embodiments

[0056] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the following will combine the accompanying drawings in the embodiments of the present invention Figure 1 -Accompanying Figure 4, the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all of them. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0057] The first embodiment of this application discloses a method for adjusting the air volume in a mine. Referring to Figure 1 , as an implementation manner of this adjustment method, this adjustment method may include S110 - S1:

[0058] S110, receiving the set air volume value Q;

[0059] S120, according to the set air volume value Q, retrieving the air volume characteristic curve Map table pre - generated for the air window to be adjusted;

[0060] S130, according to the Map table, determining the air window angle value A corresponding to the set air volume value Q;

[0061] S140, controlling the adjustment of the air window angle to A;

[0062] S150, obtaining the current actual air volume value Qr;

[0063] S160, obtaining the difference between the current actual air volume value Qr and the set air volume value Q;

[0064] S170, judging whether the absolute value of the difference is not greater than the air volume error value Qw;

[0065] S180, if not, then finely adjusting the air window angle according to the preset angle adjustment rule.

[0066] Specifically, the set air volume value Q can be sent by the staff; after receiving the set air volume value Q, retrieve the pre - generated and stored air volume characteristic curve Map table of the air window to be adjusted, and determine the corresponding air window angle value A according to this Map table, and then control the adjustment of the air window angle to A. After adjustment, obtain the current actual air volume value Qr of the adjusted air window through the air volume sensor, and then obtain Qr - Q, and judge whether |Qr - Q| ≤ Qw. If not, then finely adjust the air window angle according to the preset angle adjustment rule until |Qr - Q| ≤ Qw; Qw is the preset allowable air volume error. The angle adjustment rule can be to finely adjust the air window based on 1°, which can be changed and set by the background personnel; for example, when A is 20°, at this time |Qr - Q| > Qw, then finely adjust the angle of the adjusted air window, control the adjusted air window angle to 21°. If at this time |Qr - Q| = Qw, then it can be determined that the angle of the adjusted air window is 21°.

[0067] .

[0068] 。

[0069] Referring to Figure 2 , the steps of generating the air volume characteristic curve Map table may include S210 - S230:

[0070] S210, adjust the air window angle from 0° to 90° in sequence according to the preset angle adjustment rule;

[0071] S220, after each adjustment, when the air volume is stable, obtain the air volume value corresponding to the angle value;

[0072] S230, generate and store the Map table according to several angle values and the corresponding air volume values.

[0073] Specifically, the angle adjustment rule may be adjusted based on 5°, and can be changed and set by the back - end personnel.

[0074] The condition for the air volume to be stable may be that the difference between the current air volume value and the air volume value of the previous minute is less than 5% of the current air volume value; or, after the adjustment of the air window is completed, the interval duration until the next adjustment is greater than 30 minutes.

[0075] Adjust the air window angle to 0°. After the air volume is stable, test the current air volume value; and record the current angle value and the current air volume value; then adjust the air window angle to 5°. After the air volume is stable, test the current air volume value and record the current angle value and the current air volume value; then adjust the air window angle to 10°, 15°... 90° in sequence. After the air volumes are stable respectively, test the corresponding air volume values and record them. 。

[0076] Based on the above method embodiment, the second embodiment of the present application discloses a mine air volume adjustment system. Referring to Figure 3 , as an implementation manner of the adjustment system, the adjustment system may include:

[0077] An air volume value receiving module 110, configured to receive a set air volume value Q;

[0078] A Map table retrieval module 120, configured to retrieve the air volume characteristic curve Map table pre - generated for the air window to be adjusted according to the air volume value Q;

[0079] An air window angle value determination module 130, configured to determine the air window angle value A corresponding to the set air volume value Q according to the Map table;

[0080] A control module 140, configured to control the adjustment of the air window angle value A;

[0081] An air volume value acquisition module 150, configured to acquire the current actual air volume value Qr;

[0082] An air volume difference acquisition module 160 is configured to acquire the difference between the current actual air volume value Qr and the set air volume value Q.

[0083] A judgment module 170 is configured to judge whether the absolute value of the difference is not greater than the air volume error value Qw; if not, the control module 140 finely adjusts the air window angle according to a preset angle adjustment rule.

[0084] The air window angle value determination module 130 may include:

[0085] .

[0086] Referring to Figure 4 , as another implementation manner of the adjustment system, the adjustment system may further include:

[0087] A recording module 180, the control module 140 adjusts the air window from 0° to 90° in sequence according to a preset angle adjustment rule; the recording module 180 records the corresponding angle values, and each time after adjustment, after the air volume is stable, the air volume value acquisition module 150 acquires the current air volume value, and the recording module 180 makes corresponding records;

[0088] A Map table generation module 190 generates a Map table according to multiple angle values and corresponding air volume values;

[0089] A Map table storage module 210 is configured to store the Map table.

[0090] In addition, the adjustment system further includes:

[0091] An air volume stable signal sending module 220 is configured to send a stable signal when the air volume is stable;

[0092] An air volume stability judgment module 170 is configured to judge whether the difference between the current air volume value and the air volume value of the previous minute is less than 5% of the current air volume value;

[0093] A duration acquisition module 230 is configured to acquire the interval duration after the air window is adjusted;

[0094] A duration judgment module 240 is configured to judge whether the interval duration is greater than 30 minutes.

[0095] The third embodiment of the present application provides a terminal. As an implementation manner of the terminal, the terminal may include: a memory and a processor; wherein,

[0096] The memory is used to store the above-mentioned mine air volume adjustment program;

[0097] The processor is used to execute the program stored on the memory to implement the steps of the above-mentioned mine air volume adjustment method.

[0098] Among them, the memory can be communicatively connected to the processor via a communication bus, which can be an address bus, a data bus, a control bus, etc.

[0099] In addition, the memory can include a random access memory (RAM), and can also include a non-volatile memory (NVM), such as at least one disk memory.

[0100] And the processor can be a general-purpose processor, including a central processing unit (CPU), a network processor (NP), etc.; it can also be a digital signal processor (DSP), an application-specific integrated circuit (ASIC), a field-programmable gate array (FPGA), or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.

[0101] The fourth embodiment of the present application provides a computer-readable storage medium storing a computer program that can be loaded and executed by a processor to perform the above-mentioned mine air volume regulation method.

[0102] The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server or a data center integrating one or more available media. Among them, the available medium can be a magnetic medium (for example, a floppy disk, a hard disk, a magnetic tape), an optical medium (for example, a DVD), or a semiconductor medium (for example, a solid-state drive), etc.

[0103] The above are all preferred embodiments of the present application, which do not limit the protection scope of the present application in sequence. Any feature disclosed in this specification (including the abstract and the drawings), unless specifically described, can be replaced by other equivalent or similar-purpose alternative features. That is, unless specifically described, each feature is only an example of a series of equivalent or similar features.

Claims

1. A mine air volume adjustment method, characterized in that: include: Receive the set air volume value Q; According to the air volume value Q, retrieve the air volume characteristic curve Map table pre-generated for the air window to be adjusted; According to the Map table, determine the wind window angle value A corresponding to the set wind volume value Q; Control and adjust the wind window angle value A; Get the current actual air volume value Qr; Obtaining the difference between the current actual air volume value Qr and the set air volume value Q; Determine whether the absolute value of the difference is not greater than the air volume error value Qw; If not, fine-tune the windshield angle according to the preset angle adjustment rules; The specific steps of determining the wind window angle value A corresponding to the set wind volume value Q according to the Map table include: Find in the Map table ,in, ; According to the linear relationship , obtain the wind window angle value A; The step of generating the air volume characteristic curve Map table comprises: According to the preset angle adjustment rules, adjust the wind window angle values ​​in sequence, and the angle values ​​are adjusted from 0° to 90°; After each adjustment, when the air volume is stable, obtain the air volume value corresponding to the angle value; Generate and store a Map table based on several angle values ​​and corresponding wind volume values; The conditions for stable air volume include: The difference between the current wind volume value and the wind volume value of the previous minute is less than 5% of the current wind volume value; or, After the current adjustment is completed, the interval to the next adjustment is greater than 30 minutes.

2. A mine air volume adjustment method according to claim 1, characterized in that: The angle adjustment rules include: Adjust based on 5°.

3. A mine air volume regulation system, characterized in that: Applicable to the mine air volume regulation method according to any one of claims 1-2, the mine air volume regulation system comprises: An air volume value receiving module (110), used for receiving a set air volume value Q; A map table retrieval module (120), used to retrieve a pre-generated air volume characteristic curve map table of the air window to be adjusted according to the air volume value Q; A wind window angle value determination module (130), used for determining the wind window angle value A corresponding to the set wind volume value Q according to the Map table; A control module (140), used for controlling and adjusting the wind window angle value A; An air volume value acquisition module (150) is used to obtain a current actual air volume value Qr; An air volume difference acquisition module (160), used for acquiring the difference between the current actual air volume value Qr and the set air volume value Q; The judgment module (170) is used to judge whether the absolute value of the difference is not greater than the wind volume error value Qw; if not, the control module (140) fine-tunes the wind window angle according to a preset angle adjustment rule.

4. A terminal, characterized in that: include: A memory storing a mine air volume adjustment program; A processor is used to execute the program stored in the memory to implement the steps of the mine air volume regulation method as described in any one of claims 1-2.

5. A computer-readable storage medium, characterized in that: A computer program is stored which can be loaded by a processor and execute the method for regulating the mine air volume as claimed in any one of claims 1 to 2.

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