CN205644946U - Coal and gas outburst monitoring system based on DSP - Google Patents

Abstract

Along with the escalation of the colliery depth of excavation and the continuous expansion of exploitation scale, the coal and gas outburst problem is on the rise, and coal and gas outburst is one of great natural disasters of colliery production, the utility model discloses a coal and gas outburst monitoring system based on DSP adopts TMS320LF28335 DSP chip as microprocessor, adopts non -contact measurement mode, can the uninterruptedly monitoring stick out, and in time accident prevention takes place, has very important's social and economic benefits.

Description

Coal and gas prominent based on DSP monitoring system

Technical field

This utility model relates to safety of coal mines and intelligent and high-efficiency technical field, a kind of coal based on DSP System is monitored with Gas Outburst.

Technical background

In recent years, along with the continuous expansion being continuously increased and exploiting scale of the colliery depth of excavation, coal is dashed forward with gas Ging wrong and be on the rise, coal and gas prominent is one of major natural disasters of coal production, and colliery can be caused raw Produce interruption, casualties massive losses, seriously govern the raising of mine yield and economic benefit, therefore, right The monitoring technology of coal and gas prominent is always the emphasis of coal and gas outburst prominent controlling.

The utility model discloses a kind of more accurate, reliable, intelligent a kind of based on DSP coal and gas Prominent monitoring system, uses TMS320LF28335DSP chip as microprocessor, TMS320LF28335 Dsp controller has that cycle period is short, processing speed fast, modularization programming, alternative CPU and I/O The features such as module, system uses non-contact measurement mode, is not take up the production time in use, is not required to simultaneously Want drilling construction, and can monitor prominent incessantly, it is possible to generation of preventing accident in time, have particularly significant Social benefit and economic benefit.

Utility model content

This utility model purpose is to provide a kind of coal and gas prominent based on DSP monitoring system, Solve the accuracy in prior art and intelligent problem.

In order to achieve the above object, technical solution adopted in the utility model is: coal based on DSP with watt This prominent monitoring system, it is characterised in that including: supply module and data acquisition module, data transmission module, Data processing module and alarm module；Supply module and data acquisition module include explosion-proof electrical source and antenna, power supply Module is mainly explosion-proof electrical source to chip power supply, and wherein antenna effect is to gather faint ELECTROMAGNETIC RADIATION SIGNATURE, will Data signal reaches filter amplification circuit in data processing module and carries out amplification and the filter action warp again of signal A/D resume module；Data transmission module includes the CAN for serial communication and RS485 bus；Number According to processing module include DSP, filter amplification circuit, A/D module, LCD, SDRAM, host computer and Keyboard, ELECTROMAGNETIC RADIATION SIGNATURE is amplified and Filtering Processing by filter amplification circuit, and it is connected with A/D module, A/D module is 16 A/D module, and it processes chip with DSP and is connected, and is connected biography between DSP with host computer Transmission of data, host computer is to be analyzed DSP forward data processing, SDRAM and LCD is with DSP even The peripheral circuit connect, keyboard is connected with host computer, carries out the input of operation sequence；Alarm module includes voice reporting Alert circuit；When corresponding data sends into DSP analyzing and processing after antenna acquisition process, by RS485 bus even Receive host computer, LCD show and monitor in real time, when ELECTROMAGNETIC RADIATION SIGNATURE occurs abnormal, coal with watt This content overproof, controls alarm module and reports to the police, and mine coal is contained with gas by staff by keyboard operation Amount carries out the most effectively processing, and makes underground coal and gas bearing capacity safety and stability.

Described coal and gas prominent based on DSP monitoring system, it is characterised in that: supply module and data Acquisition module includes explosion-proof electrical source and antenna, and supply module is mainly explosion-proof electrical source to chip power supply, antenna effect Being to gather faint ELECTROMAGNETIC RADIATION SIGNATURE, its model is XF807-YQTD-KT217-T.

Described coal and gas prominent based on DSP monitoring system, it is characterised in that: data transmission module bag Include the CAN for serial communication and RS485 bus；CAN realize A/D module and DSP it Between connection, complete data to DSP input；RS485 Bussing connector is DB-25, it is achieved DSP is with upper The connection of position machine.

Described coal and gas prominent based on DSP monitoring system, it is characterised in that: data processing module bag Include DSP, filter amplification circuit, A/D module, LCD, SDRAM, host computer and keyboard；Filtering is put Big circuit function is to be amplified ELECTROMAGNETIC RADIATION SIGNATURE and Filtering Processing, and A/D module effect is by after process ELECTROMAGNETIC RADIATION SIGNATURE data carry out analog digital conversion through 16 A/D module, and DSP is the microprocessor of system, its It is the DSP using and selecting TMS320LF28335 series；LCD and SDRAM is used for showing that storage is a large amount of Data message；Host computer is used for Data Analysis Services；Keyboard is for the input of processing routine.

Described coal and gas prominent based on DSP monitoring system, it is characterised in that: alarm module includes language Sound warning circuit；When ELECTROMAGNETIC RADIATION SIGNATURE occurs abnormal, coal exceeds standard with gas bearing capacity, controls audio alert electricity Reporting to the police in road, its acp chip is rump electron scientific & technical corporation of Guangzhou U.S. MXG80 speech chip.

This utility model first passes through antenna to gather the ELECTROMAGNETIC RADIATION SIGNATURE that mine is faint, and data signal is first through filter Ripple amplifying circuit carries out amplification and the filter action of signal, then is passed by CAN by after A/D resume module Delivering in DSP, complete signal discrete and quantify, the data transmitted are sent into host computer through RS485 bus by DSP Being analyzed processing, wherein explosion-proof electrical source is powered to DSP, LCD and SDRAM is used for showing storage Mass data information, sends into DSP analyzing and processing, passes through RS485 after corresponding ELECTROMAGNETIC RADIATION SIGNATURE acquisition process Bus is connected to host computer, LCD show and monitor in real time, when ELECTROMAGNETIC RADIATION SIGNATURE occurs abnormal, Coal exceeds standard with gas bearing capacity, control alarm module report to the police, staff by keyboard operation to mine coal with Gas bearing capacity carries out the most effectively processing, and makes underground coal and gas bearing capacity safety and stability.

The utility model has the advantages that: circuit of the present utility model is simple and reliable, data transmission is reliable, operation letter List, safe value are high, be easy to many advantages such as maintenance.

Accompanying drawing explanation

Fig. 1 is this utility model structured flowchart

Detailed description of the invention

Structured flowchart is as it is shown in figure 1, coal and gas prominent based on DSP monitors system, supply module and number According to acquisition module, data transmission module, data processing module and alarm module, it is characterised in that: data acquisition In module, the ELECTROMAGNETIC RADIATION SIGNATURE that mine is faint is acquired by antenna (1), will gather data signal first through filter Ripple amplifying circuit (2) carries out amplification and the filter action of signal, then is passed through by after A/D module (3) process CAN (4) is sent in DSP (5), completes signal discrete and quantifies, the number that DSP (5) will transmit Being analyzed processing according to sending into host computer (8) through RS485 bus (7), wherein explosion-proof electrical source (6) is given DSP (5) is powered, and LCD (10) and SDRAM (11) is used for showing storage mass data information, DSP (5) analyzing and processing is sent into, by RS485 bus (7) after corresponding ELECTROMAGNETIC RADIATION SIGNATURE acquisition process It is connected to host computer (8), LCD (10) display monitors in real time, when ELECTROMAGNETIC RADIATION SIGNATURE occurs different Chang Shi, coal exceeds standard with gas bearing capacity, controls alarm module (12) and reports to the police, and staff passes through keyboard (9) Operate and carry out mine coal and gas bearing capacity the most effectively processing, make underground coal and gas bearing capacity safety and stability.

Principle as it is shown in figure 1, this design to be divided into two parts, Part I be ELECTROMAGNETIC RADIATION SIGNATURE collection and process, The ELECTROMAGNETIC RADIATION SIGNATURE that mine is faint is acquired by antenna, the filtered amplifying circuit of data signal and A/D mould Block is sent in DSP after processing, and the data transmitted feeding host computer is analyzed processing by DSP；Second Dividing is coal and gas monitor, sends into DSP analyzing and processing, pass through after corresponding ELECTROMAGNETIC RADIATION SIGNATURE acquisition process RS485 bus is connected to host computer, LCD show and monitor in real time, when ELECTROMAGNETIC RADIATION SIGNATURE occurs different Chang Shi, coal exceeds standard with gas bearing capacity, controls alarm module and reports to the police, carries out mine coal and gas bearing capacity soon Speed effectively processes, and makes underground coal and gas bearing capacity safety and stability.

Claims (4)

1. coal and gas prominent based on DSP monitoring system, it is characterised in that including: supply module and data acquisition Module, data transmission module, data processing module and alarm module；Supply module and data acquisition module include Explosion-proof electrical source and antenna, supply module is mainly explosion-proof electrical source to chip power supply, wherein antenna effect be gather micro- Weak ELECTROMAGNETIC RADIATION SIGNATURE, reaches data signal filter amplification circuit in data processing module and carries out putting of signal Big and filter action is again through A/D resume module；Data transmission module includes the CAN for serial communication With RS485 bus；Data processing module include DSP, filter amplification circuit, A/D module, LCD, SDRAM, Host computer and keyboard, ELECTROMAGNETIC RADIATION SIGNATURE is amplified and Filtering Processing by filter amplification circuit, itself and A/D Module connects, and A/D module is 16 A/D module, and it processes chip with DSP and is connected, DSP and host computer Between connect transmission data, host computer be DSP forward data is analyzed process, SDRAM and LCD Being the peripheral circuit being connected with DSP, keyboard is connected with host computer, carries out the input of operation sequence；Warning mould Block includes voice alarm circuit；When corresponding data sends into DSP analyzing and processing after antenna acquisition process, pass through RS485 bus is connected to host computer, LCD show and monitor in real time, when ELECTROMAGNETIC RADIATION SIGNATURE occurs different Chang Shi, coal exceeds standard with gas bearing capacity, controls alarm module and reports to the police, and staff passes through keyboard operation to ore deposit Well coal and gas bearing capacity carry out the most effectively processing, and make underground coal and gas bearing capacity safety and stability.

Coal and gas prominent based on DSP the most according to claim 1 monitoring system, it is characterised in that: sky Line style number is XF807-YQTD-KT217-T.

Coal and gas prominent based on DSP the most according to claim 1 monitoring system, it is characterised in that: number Being the microprocessor of system according to DSP in processing module, it selects the DSP of TMS320LF28335 series.

Coal and gas prominent based on DSP the most according to claim 1 monitoring system, it is characterised in that: report Having voice alarm circuit in alert module, its speech chip model is MXG80.