CN101644168A - Ventilation forecasting and early-warning system for mine - Google Patents
Ventilation forecasting and early-warning system for mine Download PDFInfo
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Abstract
The invention relates to a ventilation forecasting and early-warning system for a mine, comprising an SQL database, a ventilation forecasting and budgeting module and a result output module, wherein the SQL database is used for storing data, a data file generation module for receiving entry of a designer; the ventilation forecasting and budgeting module is used for completing various calculationsof ventilation network resolving for the mine and comprises calculation of air volume, resistance and pressure of each branch channel and a ventilating fan; and the result output module is used for outputting the calculation result of the ventilation forecasting and budgeting module. The system can transfer the original artificial iterative computation process to a computer, thus improving efficiency and accuracy; and the system can perform multiple solutions until the optimized design scheme is found, thus reducing repetitive computation workload of the designer.
Description
Technical field
The present invention relates to a kind of ventilation forecasting and early-warning system for mine that is intended to carry out mine ventilation prediction and mine ventilation computer aided design (CAD).
Background technology
The main purpose of mine ventilation is in order to supply with the enough fresh airs in down-hole, to satisfy the needs of personnel to oxygen; Water down down-hole toxic and harmful and dust, guarantee the production environment of safety; Regulating the down-hole weather, create good working environment, therefore is the principal element of influence safety in production.
The design procedure of mine ventilation network commonly used be (1) at first according to known tunnel layout, natural ventilation characteristic, rely on existing design or according to the preliminary design of the type selecting of experience adjustments ventilation equipment, layout etc., (2) find the solution this ventilation system and each bar air quantity and the resistance and pressure and other parameters of dividing branch air duct and blower fan wherein again, judge whether these ventilation parameters meet the requirements and contingent variation, (3) by preliminary project being carried out local adjustment all ventilation parameters are all met the requirements at last, promptly finished the mine ventilation design.
Above-mentioned steps (2) is called to be resolved, the amount of calculation maximum in resolving, and the time that takies is also the longest.Mine ventilation network resolves general needs and follows certain rule and carry out, because the parameter that relates to is many especially, the designer often requires a great deal of time and energy is used for loaded down with trivial details chart or the iterative computation looked into, and not only efficient is low, and the degree of accuracy is not high.
Summary of the invention
In order to overcome above-mentioned deficiency, the invention provides a kind of ventilation forecasting and early-warning system for mine, native system can be transferred computer with original artificial iterative computation process and finish, thereby efficient and accuracy have been improved, and can repeatedly resolve, until finding optimum design scheme, reduced designer's double counting workload.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of ventilation forecasting and early-warning system for mine comprises the SQL database that is used for store data, data file generation module, ventilation forecast budget module and output module as a result,
Described data file generation module is used to receive all kinds of parameters that ventilation network resolves that are used for of designer's typing, when receiving the data typing data is carried out the check of form and number range;
Described ventilation forecast budget module is used to finish the various calculating that mine ventilation network resolves, its result of calculation comprise mine ventilation network and wherein each bar divide air quantity, resistance and the pressure of branch air duct and ventilating fan;
Described output module as a result is used for the output to the calculation result data of described ventilation forecast budget module, comprises air quantity, blast and windage and equivalent orifice;
The result of calculation of data that described data file generation module received and described ventilation forecast budget module all deposits described SQL database in, and the former is by described ventilation forecast budget module invokes, and the latter is called by described output module as a result.
Be provided with six prediction output sub-modules in the described output module as a result, be used for the result that resolves to all kinds of branches, the output of fan condition and ventilation effect, they are: the ventilation type is respectively the coal-face prediction output sub-module of coal-face branch and driving face branch, driving face prediction output sub-module, branch pattern is the fixing fixedly air quantity branch prediction output sub-module of air quantity branch, the blower fan actual parameter prediction output sub-module of output blower fan actual condition is weighed the equivalent orifice prediction output sub-module of ventilation effect and the whole prediction output sub-modules that predict the outcome that resolve the result of exporting all branches.
Also be provided with early warning branch output sub-module in the described output module as a result, be used to export its resolve the result do not meet designing requirement branch resolve the result, these situations that do not meet designing requirement comprise: wind speed transfinites, deficiency in draught or inverted air current.
Described ventilation forecast budget module can also be called external data, and the formatted data outside the promptly described SQL database ventilates and predicts and early warning calculating.
Described external data and resolving the result and all can be saved in the SQL database automatically at described external data.
Described data file generation module comprises data input submodule and data edition submodule, and described data input submodule only is used to described SQL database to create the raw data file that resolves; Described data edition submodule is used for the data of described raw data file are made amendment.
Described data input packet includes network basic parameter and network characterization parameter that submodule received, described network basic parameter is used to characterize the precision of resolving the result and finds the solution speed, and described network characterization parameter is used for characterizing the characteristic of the blower fan that network type, ventilation characteristics and network be provided with.
Described network basic parameter comprises iteration precision and maximum iteration time.
Described network characterization parameter comprises the network raw data that contains roadway shape in each branch, position, ventilation type feature, the natural ventilation pressure data that contain the fan characteristic data of the characteristic parameter that characterizes ventilating fan and contain the natural ventilation pressure parameter of each branch.
Described output module as a result has the function that converts result data to extended formatting and save as outside result data files, and described outside result data files form can be EXCEL or Access form.
The present invention utilizes computer to realize that amount of calculation is big and finds the solution the process of resolving of complicated ventilation network, but the short time repeatedly finds the solution, efficient and accuracy have not only been improved, make and find optimum design scheme to become feasible, and the present invention can realize the prediction to the effect of Design of Ventilation System, if the undesirable meeting in somewhere reminds the designer to revise design with the form of early warning, improved the success rate of design.
Description of drawings
Fig. 1 is a system architecture diagram of the present invention.
The specific embodiment
A kind of ventilation forecasting and early-warning system for mine, the auxiliary computing system of resolving as ventilation network, as shown in Figure 1, comprise the SQL database that is used for store data, data file generation module, ventilation forecast budget module and output module as a result, described data file generation module is used to receive all kinds of parameters that ventilation network resolves that are used for of designer's typing, when receiving the data typing data is carried out the check of form and number range; Described ventilation forecast budget module is used to finish the various calculating that mine ventilation network resolves, be the nucleus module of described ventilation forecasting and early-warning system for mine, its result of calculation comprise mine ventilation network and wherein each bar divide air quantity, resistance and the pressure of branch air duct and ventilating fan; Described output module as a result is used for the output to the calculation result data of described ventilation forecast budget module, comprises air quantity, blast and windage and equivalent orifice; The result of calculation of data that described data file generation module received and described ventilation forecast budget module all deposits described SQL database in, and the former is by described ventilation forecast budget module invokes, and the latter is called by described output module as a result.
Described data file generation module comprises data input submodule and data edition submodule, and described data input submodule only is used to described SQL database to create the raw data file that resolves; Described data edition submodule is used for the data of described raw data file are made amendment, to adjust the Design of ventilation scheme.
The described data input data that submodule received are divided into two classes, be network basic parameter and network characterization parameter, described network basic parameter comprises the title of mine, scheme, the total amount of branch, node and blower fan, the fixing numerical value of air quantity number and natural ventilation pressure number, these all are the values at the global variable of a certain design scheme, also comprise the iteration precision and the maximum iteration time that are used to characterize the precision of resolving the result and find the solution speed.
Described network characterization parameter is used for characterizing the characteristic of the blower fan that network type, ventilation characteristics and network be provided with, and relates to some design parameters of preliminary project.Described network characterization parameter comprises the network raw data that contains roadway shape in each branch, position, ventilation type feature, the natural ventilation pressure data that contain the fan characteristic data of the characteristic parameter that characterizes ventilating fan and contain the natural ventilation pressure parameter of each branch.The typing process of network characterization parameter has promptly embodied the process of preliminary design, and system one by one sets each parameter value according to the design cycle guide designers of routine, has saved the time that the designer browses chart, and the unit of should be noted that chooses in the data typing.
This pre-detection early warning system is applicable to multiple roadway shape and multiple ventilation type, and at different roadway shapes and ventilation type internal calculation encapsulated, and the designer correctly chooses as long as note.In this example, described roadway shape comprises: trapezoidal, semicircle arch, Samsung arch or circle, described ventilation type comprises: the passageway that generally ventilates (comprising chamber), transporter lane, air entering and returning lane, exploiting field, coal-face, the stone drifting work plane, coal (half coal petrography) lane driving face, lifting material pit shaft does not have the ventilating shaft of lifting or wind cave, main air entering and returning lane, lifting personnel pit shaft, stringing electrical locomotive lane, air crossing.
In the data typing process, system also can provide corresponding essential design parameters input prompt, and guiding user design, selected parameter in time feed back error message, and prompting is revised.
After having finished ventilation forecasting and early-warning system for mine and dividing the establishment and edit-modify that wind resolves raw data file, just can enter ventilation forecast budget module and the branch wind of having set up resolved raw data file ventilate forecast budget.Ventilation forecast budget module is the nucleus module of ventilation forecasting and early-warning system for mine, its internal calculation is the groundwork of native system, outside design operation seldom, if resolve at the data file of having set up, then directly carrying out " dividing wind to resolve " order gets final product, native system also provides the function of calling external data, promptly can be by carrying out formatted data outside the described SQL database of " importing external data " command calls ventilate prediction and early warning calculating, described external data and resolving the result and all can be saved in the SQL database automatically at it.
Be provided with two big generic modules in the described output module as a result, one class is the prediction output sub-module, be used for the output of resolving the result of each branch of ventilation network, another kind of is early warning branch output sub-module, the implementation method of this two generic module comes down to identical, all be to resolving all or part of output of result data, different is at different focus, its querying condition and result field choose difference to some extent.
The way of output of prediction output sub-module has the querying condition of employing and the result field customization way of output and resolves the full way of output of result data, wherein customize the way of output and be divided into coal-face prediction output sub-module, the driving face prediction output sub-module that the ventilation type is respectively coal-face branch and driving face branch according to querying condition, branch pattern is the fixing fixedly air quantity branch prediction output sub-module of air quantity branch, the blower fan actual parameter prediction output sub-module of output blower fan actual condition is weighed the equivalent orifice of ventilation effect and is predicted output sub-module.
Early warning branch output sub-module, be used to export its resolve the result do not meet designing requirement branch resolve the result, these situations that do not meet designing requirement comprise: wind speed transfinites, deficiency in draught or inverted air current, and every its relevant result that resolves of branch of above-mentioned situation that exists all exports in this module.Because what this way of output adopted also is the customization way of output, and institute might in-problem branch all be shown, and has made things convenient for designer's inquiry.
Described output module as a result also has the function that converts result data to extended formatting and save as outside result data files, described outside result data files form can be EXCEL or Access form, the extended formatting data file that produces can and be checked by other routine calls, can also be called by native system once more as the foreign format data.
Ventilation forecasting and early-warning system for mine is that a cover aims at mine safety production and the ventilation professional software that designs, can carry out forecast budget to the various ventilation system adjustment and the modification scheme in mine the present and the future each period, in time early warning is carried out in deficiency in draught, the wind speed place of transfiniting, can be assisted and carry out the mine ventilation system adjustment and scheme is improved.
Claims (10)
1, a kind of ventilation forecasting and early-warning system for mine is characterized in that comprising the SQL database that is used for store data, data file generation module, ventilation forecast budget module and output module as a result,
Described data file generation module is used to receive all kinds of parameters that ventilation network resolves that are used for of designer's typing, when receiving the data typing data is carried out the check of form and number range;
Described ventilation forecast budget module is used to finish the various calculating that mine ventilation network resolves, its result of calculation comprise mine ventilation network and wherein each bar divide air quantity, resistance and the pressure of branch air duct and ventilating fan;
Described output module as a result is used for the output to the calculation result data of described ventilation forecast budget module, comprises air quantity, blast and windage and equivalent orifice;
The result of calculation of data that described data file generation module received and described ventilation forecast budget module all deposits described SQL database in, and the former is by described ventilation forecast budget module invokes, and the latter is called by described output module as a result.
2, ventilation forecasting and early-warning system for mine according to claim 1, it is characterized in that being provided with in the described output module as a result six prediction output sub-modules, be used for the result that resolves to all kinds of branches, the output of fan condition and ventilation effect, they are: the ventilation type is respectively the coal-face prediction output sub-module of coal-face branch and driving face branch, driving face prediction output sub-module, branch pattern is the fixing fixedly air quantity branch prediction output sub-module of air quantity branch, the blower fan actual parameter prediction output sub-module of output blower fan actual condition is weighed the equivalent orifice prediction output sub-module of ventilation effect and the whole prediction output sub-modules that predict the outcome that resolve the result of exporting all branches.
3, ventilation forecasting and early-warning system for mine according to claim 2, it is characterized in that also being provided with in the described output module as a result early warning branch output sub-module, be used to export its resolve the result do not meet designing requirement branch resolve the result, these situations that do not meet designing requirement comprise: wind speed transfinites, deficiency in draught or inverted air current.
4, ventilation forecasting and early-warning system for mine according to claim 3 is characterized in that described ventilation forecast budget module also calls external data, the formatted data outside the promptly described SQL database ventilate prediction and early warning calculating.
5, ventilation forecasting and early-warning system for mine according to claim 4 is characterized in that described external data and all is saved in the SQL database at the result that resolves of described external data.
6, ventilation forecasting and early-warning system for mine according to claim 5, it is characterized in that described data file generation module comprises data input submodule and data edition submodule, described data input submodule only is used to described SQL database to create the raw data file that resolves; Described data edition submodule is used for the data of described raw data file are made amendment.
7, ventilation forecasting and early-warning system for mine according to claim 6, it is characterized in that described data input packet includes network basic parameter and network characterization parameter that submodule received, described network basic parameter is used to characterize the precision of resolving the result and finds the solution speed, and described network characterization parameter is used for characterizing the characteristic of the blower fan that network type, ventilation characteristics and network be provided with.
8, ventilation forecasting and early-warning system for mine according to claim 7 is characterized in that described network basic parameter comprises iteration precision and maximum iteration time.
9, according to claim 7 or 8 described ventilation forecasting and early-warning system for mine, it is characterized in that described network characterization parameter comprises the network raw data that contains roadway shape in each branch, position, ventilation type feature, the natural ventilation pressure data that contain the fan characteristic data of the characteristic parameter that characterizes ventilating fan and contain the natural ventilation pressure parameter of each branch.
10, ventilation forecasting and early-warning system for mine according to claim 9, it is characterized in that described output module as a result has the function that converts result data to extended formatting and save as outside result data files, described outside result data files form is EXCEL or Access form.
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| CN102323998A (en) * | 2011-09-29 | 2012-01-18 | 辽宁工程技术大学 | Method for checking wind-friction resistance value of mine roadway |
| CN102465708A (en) * | 2010-11-12 | 2012-05-23 | 平安煤矿瓦斯治理国家工程研究中心有限责任公司 | Mine ventilation information processing system and method |
| CN102953745A (en) * | 2012-10-29 | 2013-03-06 | 中钢集团马鞍山矿山研究院有限公司 | High-efficiency energy-saving mine multi-stage fan station ventilation monitoring technology system |
| CN103410551A (en) * | 2013-08-31 | 2013-11-27 | 山西潞安环保能源开发股份有限公司常村煤矿 | Data analysis system for ventilation safety |
| CN103603691A (en) * | 2013-11-28 | 2014-02-26 | 煤炭科学研究总院 | Mine ventilation dynamic resolving and analysis early warning method and system |
| CN103758555A (en) * | 2013-12-18 | 2014-04-30 | 安徽理工大学 | Method for automatically generating ventilation network map by coal mine ventilation network based data |
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| CN104564120A (en) * | 2014-11-11 | 2015-04-29 | 中国矿业大学 | Operation state control decision making method of mine ventilation system |
| CN104594937A (en) * | 2015-01-27 | 2015-05-06 | 杜青炎 | Ventilation method for use during mining of easily spontaneous combustion coal seam face |
| CN105756697A (en) * | 2016-05-05 | 2016-07-13 | 中国矿业大学 | Dynamical staged safe regulating and controlling method for mine ventilation system |
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- 2009-05-31 CN CN2009100863630A patent/CN101644168B/en not_active Expired - Fee Related
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| CN102465708A (en) * | 2010-11-12 | 2012-05-23 | 平安煤矿瓦斯治理国家工程研究中心有限责任公司 | Mine ventilation information processing system and method |
| CN102323998B (en) * | 2011-09-29 | 2014-02-05 | 辽宁工程技术大学 | Method for checking wind-friction resistance value of mine roadway |
| CN102323998A (en) * | 2011-09-29 | 2012-01-18 | 辽宁工程技术大学 | Method for checking wind-friction resistance value of mine roadway |
| CN102953745B (en) * | 2012-10-29 | 2014-10-01 | 中钢集团马鞍山矿山研究院有限公司 | High-efficiency energy-saving mine multi-stage fan station ventilation monitoring technology system |
| CN102953745A (en) * | 2012-10-29 | 2013-03-06 | 中钢集团马鞍山矿山研究院有限公司 | High-efficiency energy-saving mine multi-stage fan station ventilation monitoring technology system |
| CN103410551A (en) * | 2013-08-31 | 2013-11-27 | 山西潞安环保能源开发股份有限公司常村煤矿 | Data analysis system for ventilation safety |
| CN103603691A (en) * | 2013-11-28 | 2014-02-26 | 煤炭科学研究总院 | Mine ventilation dynamic resolving and analysis early warning method and system |
| CN103603691B (en) * | 2013-11-28 | 2016-08-17 | 煤炭科学技术研究院有限公司 | A kind of mine ventilation dynamic resolving and analysis early warning method and system |
| CN103758555B (en) * | 2013-12-18 | 2016-07-06 | 安徽理工大学 | The method being automatically generated ventilation network map by coalmine ventilation network foundation data |
| CN103758555A (en) * | 2013-12-18 | 2014-04-30 | 安徽理工大学 | Method for automatically generating ventilation network map by coal mine ventilation network based data |
| CN103953393A (en) * | 2014-05-13 | 2014-07-30 | 山东科技大学 | Mine ventilation system partitioning stabilized dynamic monitoring and pre-warning system |
| CN103953393B (en) * | 2014-05-13 | 2016-03-02 | 山东科技大学 | A kind of mine ventilation system subregion stable dynamic monitoring and early warning system |
| CN104564120A (en) * | 2014-11-11 | 2015-04-29 | 中国矿业大学 | Operation state control decision making method of mine ventilation system |
| CN104564120B (en) * | 2014-11-11 | 2017-02-08 | 中国矿业大学 | Operation state control decision making method of mine ventilation system |
| CN104405427A (en) * | 2014-11-21 | 2015-03-11 | 黑龙江科技大学 | Ventilation system for use in coal mine |
| CN104594937A (en) * | 2015-01-27 | 2015-05-06 | 杜青炎 | Ventilation method for use during mining of easily spontaneous combustion coal seam face |
| CN105756697A (en) * | 2016-05-05 | 2016-07-13 | 中国矿业大学 | Dynamical staged safe regulating and controlling method for mine ventilation system |
| CN117875509A (en) * | 2024-01-17 | 2024-04-12 | 昆明理工大学 | Mine ventilation quantity prediction method and system based on BP neural network |
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