CN106155024A - A kind of Anthracite coal Intelligent Control System of Gas-collector Pressure - Google Patents

Abstract

The invention discloses a kind of Anthracite coal Intelligent Control System of Gas-collector Pressure, including inside and outside interface system, data center systems, intelligence computation centring system, execution system, data acquisition center system, central control system, customer side and working condition signal processing module, the two-way data center systems that is electrically connected with of described inside and outside interface system, described data center systems is two-way is electrically connected with intelligence computation centring system.It is an object of the invention to provide a kind of Anthracite coal Intelligent Control System of Gas-collector Pressure, possess to make up and lack the not enough advantage that feedforward analysis, data mining, coordination control and energy consumption are higher, a kind of energy-saving and cost-reducing, stable set tracheal pressure is provided, processes blower fan surge, reduce environmental pollution, raisingizations product efficiency, reduction enterprise production cost, meet the Anthracite coal Intelligent Control System of Gas-collector Pressure of environmental change, this system accuracy is good, stability is high, strong adaptability, and later maintenance upgrading is convenient.

Description

A kind of Anthracite coal Intelligent Control System of Gas-collector Pressure

Technical field

The present invention relates to Anthracite coal discharge technical field, be specially a kind of Anthracite coal collecting main pressure intelligent and control System.

Background technology

In process of coking, before collecting main pressure, primary cooler, suction, blower speed are very important technic indexs.Existing Suction, the control of blower speed before collecting main pressure, primary cooler are remained in conventional procedure control, control lag, lacks Feedforward is analyzed；The most each control loop is relatively independent, lacks coordination based on each link of technique whole process and controls, respectively controls initial value Can not automatically revise with coking operating mode, data are not analyzed, excavate, lack and production law is found, be formed without The causal analytic Expert Control Rules of equipment state such as dish valve regulation is excessive, fans load is excessive；When by coke pushing, coalingging, change When after, blower fan, the factor such as pressure change affects, collecting main pressure can frequent fluctuation, primary cooler, aerator power consumption are relatively big, STRENGTH ON COKE gas quality, recovery of chemical products rate, safety in production, coke oven service life, environmental conservation etc. bring and have a strong impact on.

Summary of the invention

It is an object of the invention to provide a kind of Anthracite coal Intelligent Control System of Gas-collector Pressure, possess before making up shortage The not enough advantage that feedback analysis, data mining, coordination control and energy consumption are higher, it is provided that a kind of energy-saving and cost-reducing, stable set trachea pressure Power, be automatically adjusted primary cooler before suction, process blower fan surge, reduce environmental pollution, raisingizations product efficiency, reduction enterprise produce into This, meet the Anthracite coal Intelligent Control System of Gas-collector Pressure of environmental change, this system accuracy is good, stability is high, adapt to Property strong, later maintenance upgrading is convenient.

For achieving the above object, the present invention provides following technical scheme: a kind of Anthracite coal collecting main pressure intelligent controls System, including inside and outside interface system, data center systems, intelligence computation centring system, execution system, data acquisition center system System, it is characterised in that: the two-way data center systems that is electrically connected with of described inside and outside interface system, described data center systems is two-way It is electrically connected with intelligence computation centring system, and the input of data center systems is electrically connected with the input of animation display platform, The outfan of described intelligence computation centring system is electrically connected with the input of execution system, and the outfan of described execution system is electrically connected Being connected to the input of data acquisition center system, the outfan of described data acquisition center system is electrically connected with animation display platform Input, and the outfan of data acquisition center system has been electrically connected data center systems and intelligence computation centring system Input, described inside and outside interface system includes external tapping module and inner joint module, described data center systems include number According to excavating module, data analysis module and Expert Rules module, described intelligence computation centring system includes blower module, just Ammonia module, discharge module, systemic circulation module and coordination control module, described execution system includes discharge actuator, follows greatly Ring actuator, high pressure aqua ammonia converter and blower variable frequency device, described data acquisition module includes that signal receiving module signal is sent out Penetrate module；

The outfan of described working condition signal processing module has been electrically connected high pressure aqua ammonia pressure Multimode Control module, gas collection Pipe butterfly valve automation fuzzy uncoupling control module, systemic circulation turnover panel obscure adaptive control module, rotation speed of fan Fuzzy Expert Control Module and the input of coordinating control module, high pressure aqua ammonia pressure Multimode Control module, discharge butterfly valve fuzzy self-adaption decouple Control module, systemic circulation turnover panel obscure the most two-way electricity of outfan of adaptive control module and rotation speed of fan Fuzzy Expert Control module Connect the input having coordinating control module, and high pressure aqua ammonia pressure Multimode Control module, discharge butterfly valve fuzzy self-adaption solution Coupling control module, systemic circulation turnover panel obscure adaptive control module, rotation speed of fan Fuzzy Expert Control module and coordinating control module Input be electrically connected with collecting main pressure initial fluid computing module and the outfan of each set point correct module, described discharge The outfan of pressure initial fluid computing module is electrically connected with the input of set point correct module；

Described customer side includes display and monitoring module, the two-way WEB server that is electrically connected with of described display, and display Device also double-direction radio connects application server, and described monitoring module double-direction radio connects application server, and described application takes Be engaged in the two-way Service Component BLL and Common Component common that is electrically connected with of device, and the connection of application server double-direction radio has Opc to service Device, described Service Component BLL and Common Component common double-direction radio respectively connect real-time data base and historical data base, institute The outfan stating Opc server is electrically connected with the input of middle control end；

Described central control system includes controlling in server operation monitoring station, system PLC and server, described central control system defeated Going out end and be electrically connected with the input of the webserver, described webserver uni-directional wireless connects DCS controller, and network clothes The input of business device is electrically connected with I/O module, and described I/O module includes aerator, executor and pressure transmitter, described system The input of middle control PLC is electrically connected with the input of pressure transmitter, effusion meter.

Compared with prior art, beneficial effects of the present invention is as follows:

1, the reality need of the various practical problems that the present invention exists according to coking scene, according to process constraints, rule Then, with artificial intelligence technology and big data technique as means, it is proposed that a kind of Anthracite coal Intelligent Control System of Gas-collector Pressure The total solution of method, program mentality of designing is clear, it is simple to upgrades and extends.

2, the rule base that the present invention uses is obtained by data mining or expertise, is based on to coke making process And constraint fully understand on the basis of realize, data center be established as decision of the senior level provide support, meet the long-term of enterprise Development.

3, the present invention can make coal-charging smoke control rate reach 80%；Collecting main pressure be accurately controlled in setting value 20Pa with In, collecting main pressure when spraying high pressure aqua ammonia of coalingging controls in setting value 40Pa, when occasionally having pressure slightly to exceed standard, and will be in 20 seconds Recall to, qualification rate 90%；Reduce the equipment energy consumptions 1%～2% such as aerator, reduce equipment loss；Control to contain into electric fishing coal gas oxygen Amount, it is ensured that electrical tar precipitator safety；Realizing Coal charging flue gas entirely to reclaim, tar, crude benzol increase income；Improve working environment and improve work Productivity ratio, improves enterprises production efficiency.

Accompanying drawing explanation

Fig. 1 Anthracite coal Intelligent Control System of Gas-collector Pressure overall structure figure；

Fig. 2 Anthracite coal Intelligent Control System of Gas-collector Pressure control flow chart；

Fig. 3 Anthracite coal Intelligent Control System of Gas-collector Pressure software architecture diagram；

Fig. 4 Anthracite coal Intelligent Control System of Gas-collector Pressure hardware structure diagram；

Detailed description of the invention

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, broadly falls into the scope of protection of the invention.

Referring to Fig. 1-4, a kind of Anthracite coal Intelligent Control System of Gas-collector Pressure, including inside and outside interface system, number According to centring system, intelligence computation centring system, performing system, data acquisition center system, data center systems is mainly to scene Each link data carry out centralized stores, management, analyze and the potential rule in mining data, share data, data center one side In the face of different types of data carries out pretreatment and mining analysis, obtaining different majors rule, formation rule storehouse, for system coordination control System provides rule to support；On the other hand it is connected with inside and outside system interface, obtains schedule information or shared information to other system； It is analyzed according to quality, preservation of energy, with mass balance calculation raw coke oven gas yield, runs through raw coke oven gas with preservation of energy and be transmitted across Journey, produces equipment resistance in conjunction with along the journey resistance of ducting, change, sets up the mechanism model of collecting main pressure control system, and data center is The result of system analytical calculation can be shown on animation platform, and to control coal-charging smoke rate, collecting main pressure stabilizes to target, will In process of coking, technological parameter associates with equipment state, Control platform, forms " technological parameter equipment state, Control platform " and closes Connection data base, to deepen related personnel's control to process of coking moving law, data center is by the technique to process of coking Parameter tracking, sets up linked databases such as " technological parameter equipment state, Control platform ", uses data mining technology, excavates Technological parameter equipment state, Control platform correlation rule, unusual service condition control rule, high pressure aqua ammonia pressure-process of coalingging is closed Before connection rule, collecting main pressure Self Adaptive Control rule, primary cooler, suction Self Adaptive Control is regular, blower speed is self-adaptive controlled System rule, decoupling rule, coordination control rule, scheduling rule and parameter optimization rule, by constantly analysis, checking, with " technique Parameter device state, Control platform " based on linked database, according to the change of technological parameter, obtain Expert Rules and instruct The feed forward models at intelligence computation center, feedback model calculate optimized parameter and adjust desired value, and whole production process is implemented association Adjusting optimal control, wherein feed forward models includes collecting main pressure initial fluid computing module and set point correct module；Discharge Before pressure initial fluid computing module mainly includes raw coke oven gas Production rate model, collecting main pressure setting value model, primary cooler Suction initial baseline value model, rotation speed of fan initial value model, high pressure aqua ammonia pressure initial value model and high pressure aqua ammonia when coalingging Collecting main pressure is affected model；Set point correct module mainly includes suction initial baseline value correction model, wind before primary cooler Machine rotating speed initial value correction model, high pressure aqua ammonia pressure initial value correction model, wherein feedback model mainly includes high pressure aqua ammonia Pressure Multimode Control module, discharge butterfly valve automation fuzzy uncoupling control module, systemic circulation turnover panel fuzzy adaptivecontroller mould Block, rotation speed of fan Fuzzy Expert Control module, step up the accuracy of rule and form standard rule storehouse, with implementation rule Self adaptation and self study, extract scheduling coherent signal according to decision-tree model technology from on-site signal, and combine from external system The communication with dispatch instructions that interface obtains, to instruct the running of Intelligent Control System of Gas-collector Pressure, inside and outside interface system is two-way Being electrically connected with data center systems, data center systems bidirectional point connects intelligence computation centring system, feels concerned about in intelligence computation The main rule transmitted by data center systems of system and the parameter information of data acquisition center systems communicate, counted by intelligence Calculate, obtain control instruction and be issued to actuator, mainly include coordinated control system, Gao low pressure ammonia section, gas collection-suction nozzle Section, primary cooler-systemic circulation section, aerator section, coordinated control system, according to current schedule information, status information of equipment, discharge Pressure, coordinates each equipment running status；Gao low pressure ammonia section includes aqueous ammonia pump of high pressure, low-pressure ammonia water pump, high pressure aqua ammonia frequency conversion Device, bottom loop control system；Gas collection-air-breathing pipeline section includes collecting pipe, aspirating air pipe, automatic regulating valve, technique valve, bottom Loop control system；Primary cooler-systemic circulation section includes primary cooler, automatic regulating valve, bottom loop control system, aerator section master If aerator, blower variable frequency device, bottom loop control system, wherein each initial value that controls in bottom loop is by producing coke oven Virgin soil coal gas amount and raw coke oven gas transmitting procedure analytical calculation draw, by data acquisition center acquisition system bottom live signal also Extract process operation state, form Gao low pressure ammonia section, gas collection-air-breathing pipeline section, primary cooler-ring such as systemic circulation section, aerator section Joint real-time data base and historical data base, merge each link data and form data center, optimize each control by coordinated control system Initial value processed, raw coke oven gas Production rate, with briquette for input under normal, damage, in conjunction with moisture content of coal, volatile matter, waste coal The relevant parameter such as temperature, coking time, calculates, for basic theories, the raw coke oven gas amount that coke oven produces with the conservation of mass, and raw coke oven gas passes Defeated process calculates, according to quality, law of conservation of energy under normal, damage, in conjunction with suction nozzle length, caliber, friction The parameters such as coefficient, resistance coefficient (dish valve, tee T, elbow), pipeline on-way resistance, equipment resistance, to collecting main pressure, high pressure Before ammonia pressures, primary cooler, suction and the preset value calculation of blower speed and set point correct calculations incorporated actual process are now Field data and duty requirements, be analyzed raw coke oven gas induction system structure, calculates high pressure aqua ammonia pressure, collecting main pressure, just Suction and the initial value of rotation speed of fan before cooler；The work of real-time judge coking process on the basis of setting up mechanism model Condition, according to strong disturbance time of origin, by prediction strong disturbance amplitude, regulates blower fan (or systemic circulation valve plate), high pressure aqua ammonia in advance The equipment such as pump, and the input of data center systems is electrically connected with the input of animated display, intelligence computation centring system Outfan is electrically connected with the input of execution system, and the outfan performing system is electrically connected with the input of data acquisition center system End, the outfan of data acquisition center system is electrically connected with the input of animated display, and data acquisition center system is defeated Going out end and be electrically connected data center systems and the input of intelligence computation centring system, data acquisition center system is mainly wrapped Include: equipment state category information, technological parameter category information, control parameter category information, production schedule category information, communication transfer class letter Breath, scheduling perform category information, by network service, these parameter informations of coking production process are transmitted to intelligence computation center, Animated show platform, data center, inside and outside interface system includes external tapping module and inner joint module, data center systems bag Including data-mining module, data analysis module and Expert Rules module, intelligence computation centring system includes blower module, just Ammonia module, discharge module, significantly loop module and coordination control module, execution system includes discharge actuator, systemic circulation Actuator, high pressure aqua ammonia converter and blower variable frequency device, data acquisition module includes signal receiving module signal emission module, By virtual animation real-time monitoring equipment state, technological parameter, intelligence computation result etc., complete whole control system configuration and Management, inside and outside system interface one be by decision-tree model from coking scene obtain bottom schedule information, two be by with Jiao Stove heating, the interface upper and lower operation of acquisition changing product link and upper strata schedule information, and the actual running results is fed back to relevant connecing Port system.

The outfan of working condition signal processing module has been electrically connected high pressure aqua ammonia pressure Multimode Control module, discharge butterfly Valve automation fuzzy uncoupling control module, systemic circulation turnover panel obscure adaptive control module, rotation speed of fan Fuzzy Expert Control module With the input of coordinating control module, if being in nominal situation, (collecting main pressure initial fluid calculates mould to use feedforward to analyze Block) calculate suction, the initial value of rotation speed of fan before each collecting main pressure, primary cooler, initially can be opened by regulation discharge butterfly valve Degree follows the tracks of collecting main pressure setting value, if butterfly valve scalable amount is inadequate, before changing primary cooler by regulation systemic circulation valve Suction, thus stable set tracheal pressure；When systemic circulation valve regulated amount is also inadequate, it is considered to regulation aerator；Eventually through association Adjusting control module that discharge butterfly valve, systemic circulation butterfly valve and blower fan are uniformly coordinated control, if being in operating mode of coalingging, using feedforward Before analyzing (collecting main pressure initial fluid computing module) calculating high pressure aqua ammonia pressure initial value, each collecting main pressure, primary cooler Suction, the initial value of rotation speed of fan, analyze high pressure aqua ammonia and spray impact on collecting main pressure, and calculates discharge butterfly valve, big Circulation butterfly valve, the feedforward control amount of blower fan, by coordinating control module to high pressure aqua ammonia, discharge butterfly valve, systemic circulation butterfly valve and Blower fan is uniformly coordinated control, each initialization of adaptive correction, and coordinates to control with dust arrester, it is achieved Anthracite coal, if Being in commutation operating mode, feedforward analysis commutation operating mode, on the impact of pressure after aerator machine, is calculated by coordinating control module and follows greatly Ring valve feed-forward regulation amount, each initialization of adaptive correction, high pressure aqua ammonia pressure Multimode Control module, discharge butterfly valve are fuzzy Self adaptation straightening module, systemic circulation turnover panel obscure adaptive control module and the output of rotation speed of fan Fuzzy Expert Control module Hold the most two-way input being electrically connected with coordinating control module, and high pressure aqua ammonia pressure Multimode Control module, discharge butterfly valve mould Self-adaptive fuzzy uneoupled control module, systemic circulation turnover panel obscure adaptive control module, rotation speed of fan Fuzzy Expert Control module and association The input adjusting control module is electrically connected with collecting main pressure initial fluid computing module and the outfan of each set point correct module, The outfan of collecting main pressure initial fluid computing module is electrically connected with the input of set point correct module.

Customer side includes display and monitoring module, the two-way WEB server that is electrically connected with of display, and display is the most two-way Being wirelessly connected with application server, monitoring module double-direction radio connects application server, and application server is two-way to be electrically connected with Service Component BLL and Common Component common, assembly common be a kind of anti-locking system poisoning system plugin, it is possible to prevent be System suffers that attack makes systemic breakdown when running, BLL i.e. Business Logic, main expression WEB mode, it is also possible to be expressed as WINFORM mode, if logical layer is the most powerful and perfect, no matter how presentation layer defines and changes, and logical layer can be perfect Ground provides service, and the connection of application server double-direction radio has Opc server, Service Component BLL and Common Component common to divide Other double-direction radio connects the input having real-time data base and historical data base, the outfan of Opc server to be electrically connected with middle control end End, middle control end is by writing data processing module, and collection site sensing data uploads to opc server, and reads OPC data Being issued to on-the-spot actuator, reach to control effect, middle control end includes Controling network: PLC, PID, uses ARM microprocessor chip Design and realize Soft-PLC, on the basis of this PLC, in conjunction with fuzzy control theory and pid control algorithm, being emulated by MATLAB Completing parameter tuning, devise with individual electric machine control system based on fuzzy PID algorithm. this system is not only applicable to numerical control system System, it can also be used to the motor of other industry controls, is so easy to network signal transmission.

Central control system includes controlling in server operation monitoring station, system PLC and server, and server uses DELL specialty clothes Business device, meets systematic function and data safety, main loading application programs, data base, and PLC uses SIEMENS PLC 300, embedded PID module, carries out data point collection and numerical computations, and runs part control program, the outfan electrical connection of central control system Having the input of the webserver, webserver uni-directional wireless connects DCS controller, has the industry spot of DCS system, It is also adopted by EPA to communicate, obtains the coherent signal that DCS system collects, and by control data by DCS system System is issued to field controller；Other are then handed over by the PROFIBUS-DP form of PLC such as signals such as commutation, high pressure aqua ammonia flows Changing data, and the input of the webserver is electrically connected with I/O module, I/O module includes aerator, executor and pressure inverting Device, the input controlling PLC in system is electrically connected with the input of pressure transmitter, effusion meter.

In sum: this Anthracite coal Intelligent Control System of Gas-collector Pressure, various by exist according to coking scene The reality need of practical problem, according to process constraints, rule, with artificial intelligence technology and big data technique as means, carries Having gone out the total solution of a kind of Anthracite coal Intelligent Control System of Gas-collector Pressure method, program mentality of designing is clear, It is easy to upgrading and extension, solves the highest intelligent problem；It is by data mining or expert by the rule base of employing Experience obtains, and is to realize based on the basis of fully understanding coke making process and constraint, and data center is established as high level Decision-making provides to be supported, meets the long-run development of enterprise；Coal-charging smoke control rate can be made to reach 80%；Collecting main pressure accurately controls Within setting value 20Pa, collecting main pressure when spraying high pressure aqua ammonia of coalingging controls in setting value 40Pa, occasionally has pressure super Timestamp, will recall to, qualification rate 90% in 20 seconds；Reduce the equipment energy consumptions 1%～2% such as aerator, reduce equipment loss；Control Enter electric fishing oxygen content in coal gas, it is ensured that electrical tar precipitator safety；Realizing Coal charging flue gas entirely to reclaim, tar, crude benzol increase income；Improve work Environment is also raised labour productivity, and improves enterprises production efficiency.

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace And modification, the scope of the present invention be defined by the appended.

Claims (1)

1. an Anthracite coal Intelligent Control System of Gas-collector Pressure, including inside and outside interface system, data center systems, intelligence Calculate centring system, perform system, data acquisition center system, it is characterised in that: described inside and outside interface system is two-way to be electrically connected It is connected to data center systems, the two-way intelligence computation centring system that is electrically connected with of described data center systems, and data center systems Input be electrically connected with the input of animated show platform, the outfan of described intelligence computation centring system is electrically connected with execution The input of system, the outfan of described execution system is electrically connected with the input of data acquisition center system, described data acquisition The outfan of collection centring system is electrically connected with the input of animation display platform, and the outfan of data acquisition center system is respectively Being electrically connected with data center systems and the input of intelligence computation centring system, described inside and outside interface system includes external mouth die Block and inner joint module, described data center systems includes data-mining module, data analysis module and Expert Rules module, institute State intelligence computation centring system include blower module, just ammonia module, discharge module, systemic circulation module and coordinate control mould Block, described execution system includes discharge actuator, systemic circulation actuator, high pressure aqua ammonia converter and blower variable frequency device, institute State data acquisition module and include signal receiving module signal emission module；

The outfan of described working condition signal processing module has been electrically connected high pressure aqua ammonia pressure Multimode Control module, discharge butterfly Valve automation fuzzy uncoupling control module, systemic circulation turnover panel obscure adaptive control module, rotation speed of fan Fuzzy Expert Control module With the input of coordinating control module, high pressure aqua ammonia pressure Multimode Control module, discharge butterfly valve automation fuzzy uncoupling control Module, systemic circulation turnover panel obscure the most two-way electrical connection of outfan of adaptive control module and rotation speed of fan Fuzzy Expert Control module There are the input of coordinating control module, and the decoupling control of high pressure aqua ammonia pressure Multimode Control module, discharge butterfly valve fuzzy self-adaption Molding block, systemic circulation turnover panel obscure the defeated of adaptive control module, rotation speed of fan Fuzzy Expert Control module and coordinating control module Enter to be electrically connected with collecting main pressure initial fluid computing module and the outfan of each set point correct module, described collecting main pressure The outfan of initial fluid computing module is electrically connected with the input of set point correct module；

Described customer side includes display and monitoring module, the two-way WEB server that is electrically connected with of described display, and display is also Double-direction radio connects application server, and described monitoring module double-direction radio connects application server, described application server The two-way Service Component BLL and Common Component common that is electrically connected with, and application server double-direction radio connect have Opc server, Described Service Component BLL and Common Component common double-direction radio respectively connect real-time data base and historical data base, described The outfan of Opc server is electrically connected with the input of middle control end；

Described central control system includes controlling in server operation monitoring station, system PLC and server, the outfan of described central control system Being electrically connected with the input of the webserver, described webserver uni-directional wireless connects DCS controller, and the webserver Input be electrically connected with I/O module, described I/O module includes aerator, executor and pressure transmitter, in described system control The input of PLC is electrically connected with the input of pressure transmitter, effusion meter.