CN105157023A - System for monitoring material disintegration on line and displaying material disintegration in real time in clean combustion process of coal - Google Patents
System for monitoring material disintegration on line and displaying material disintegration in real time in clean combustion process of coal Download PDFInfo
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- CN105157023A CN105157023A CN201510606807.4A CN201510606807A CN105157023A CN 105157023 A CN105157023 A CN 105157023A CN 201510606807 A CN201510606807 A CN 201510606807A CN 105157023 A CN105157023 A CN 105157023A
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Abstract
The invention discloses a system for monitoring material disintegration on line and displaying material disintegration in real time in clean combustion process of coal and belongs to the technical field of balance monitoring clean combustion materials. According to the technical scheme, the system comprises a data collection system, an on-line material disintegration calculating and analyzing system and an information publishing system, wherein the data collection system is a field layer and is connected with the on-line material disintegration calculating and analyzing system to form a data layer; the data layer is connected with the information polishing system to form an application layer; a DCS data interface and a firewall of the data collection system are connected to a data interface of an OPC server and are connected with the on-line material disintegration calculating and analyzing system; the collected data of the OPC server is transmitted to an on-line material disintegration server and is calculated and stored by a software system of the on-line material disintegration server; calculation results are respectively published to a client computer and a portable computer by the information polishing system; and the remote inquiry can be carried out on the client computer and the portable computer through accounts and passwords. The system has the advantage that the material disintegration in the clean combustion process of the coal can be monitored on line and displayed in time.
Description
Technical field
The invention belongs to clean burning material balance monitoring technical field, be specifically related to on-line monitoring material in Coal Clean burning matter process and change in quality and real-time display system.
Background technology
In the process of using energy source, especially utilize fossil energy, will inevitably association pollutant.Utilize in process wherein at coal, the pollution problem caused is comparatively serious.In coal utilization process, 50% for generating.The pollutant of coal-burning power plant is concentrated, high altitude discharge, and its discharge capacity receives strict control, also relatively easily realizes controlling.
China encourages to advance Coal Clean Efficient Development to utilize clean and effective Development of Coal electricity, requires strictly to control Air Pollutant Emission simultaneously, requires that thermal power plant realizes minimum discharge: be i.e. NO
x, SO
2distinguish not higher than 50mg/Nm with the discharge content of flue dust
3, 35mg/Nm
3and 5mg/Nm
3(or 10mg/Nm
3).
Because of it, recirculating fluidized bed (CFB) combustion technology has that coal adaptability is wide, flameholding, pollutant discharge amount are few and is easy to control and the advantage such as Load Regulation is good, become the low-grade fuel high-efficiency cleaning burning uniquely realizing commercialization and maximization at present and utilized technology, the important directions of Ye Shi China clean-burning technology development.
Along with the proposition of " energy revolution " and the raising of in-depth and environmental requirement, need the clean-burning technology wideling popularize coal badly, realize the minimum discharge of atmosphere pollution.But, in existing Coal Clean combustion process, especially in CFB unit generation process, generally only at NO
x, SO
2monitor with before the pollutant emission such as flue dust, and the generation of pollutant in stove and the cooperation-removal situation before final discharge fail to realize visualize.
But for the clean combustion process of coal, particularly CFB unit, its combustion process is complicated, NO
x, SO
2with the generation of the pollutant such as flue dust, transform with removal mechanism, react all quite complexity.If only monitor before pollutant emission, then be unfavorable for timely adjust operation, especially be unfavorable for the input adjusting desulfurizing agent, denitrfying agent in time, be unfavorable for the operation adjusting cleaner in time, the secondary pollution problems such as the escaping of ammonia that the input being also difficult to control denitrfying agent causes.
Therefore, in order to ensure NO
x, SO
2with the discharge of the pollutants such as flue dust lower than minimum discharge standard, the operation of reasonable employment desulfurizing agent, denitrfying agent, optimization cleaner simultaneously, reduce costs as much as possible, avoid the secondary pollution problems such as the escaping of ammonia caused owing to dropping into excessive denitrfying agent, to be necessary in Coal Clean combustion process the generation of pollutant, the material such as to transform and remove and change in quality and carry out on-line monitoring, and show in real time, strengthen pollution reduction ability, improve pollution reduction dynamics, realize the reduction of discharging management of science.
Summary of the invention
The object of the invention is only to monitor before pollutant emission for solving the burning of current Coal Clean, NO in shortage process
x, SO
2with the problem of the Real-Time Monitoring of the pollutant such as flue dust, and provide material in a kind of Coal Clean combustion process to change in quality to carry out on-line monitoring and in the Coal Clean burning matter process of display in real time, on-line monitoring material is changed in quality and real-time display system.
For achieving the above object, the technical solution adopted in the present invention is:
In Coal Clean burning matter process, on-line monitoring material is changed in quality and real-time display system, comprises data collecting system, online matter sloughs off operational analysis system and information issuing system, data collecting system is field layer, and slough off operational analysis system with online matter and connect and compose data Layer, data Layer and information issuing system connect and compose application layer, for gathering the data of opc server on the data-interface that DCS data-interface machine in described data collecting system and fire wall are all connected to original on-the-spot opc server, and slough off operational analysis system with online matter and be connected, the data of the opc server of collection are transferred to online matter and slough off server, online matter slough off server by utilizing software systems mounted thereto calculating and store after, by the DPM server by utilizing network in information issuing system with WEB form by result of calculation with the total looks figure of system, data rod figure, history/real-time tendency curve, become group polling, pollutant emission exceeds standard warning, automatic identification, judge that network failure and equipment fault present, and on the client computer being published to client respectively and portable computer, client computer and portable computer realize remote inquiry by account and password.
Described data collecting system is made up of DCS data-interface machine and fire wall; Described DCS data-interface machine and fire wall are all connected on the data-interface of original on-the-spot opc server, and for gathering the data of opc server, the data in opc server correspond to the data of each measuring point, monitoring location; In described data collecting system, data acquiring frequency is consistent with on-the-spot opc server output frequency; And the data in opc server correspond to each measuring point, monitoring location data concrete correspondence position be: correspondence position 1. data for entering stove weight of fuel, entering stove fuel low heat valve, enter stove fuel As-received hydrogen content, enter stove fuel moisture as received coal, enter stove fuel As-received sulfur content, enter stove fuel As-received nitrogen content, enter stove fuel As-received ash content, entering stove fuel As-received mercury content data; Correspondence position 2. data comprises desulfurizing agent input amount, the content of desulfurizing agent active ingredient, desulfurizing agent moisture data; Correspondence position 3. data is Secondary Air air quantity data; Correspondence position 4. data is First air air quantity data; Correspondence position 5. data is denitrfying agent input amount in SNCR denitration process, denitrfying agent raffinate yield data; Correspondence position 6. data is denitrfying agent input amount in SCR denitration process, denitrfying agent raffinate yield, NOx concentration, flue gas flow data; Correspondence position 7. data is flue gas flow, NO
xconcentration, SO
2concentration, dust concentration data; Correspondence position 8. data is flue gas flow, NO
xconcentration, SO
2concentration, dust concentration data; Correspondence position 9. data is slag cooler slag input temperature, tapping temperature, inflow temperature, leaving water temperature, cooling water inflow, EAT, leaving air temp, cooling air quantity data; Flying dust bulk density in the dress ash quantity of correspondence position storehouse pump when 10. data are economizer ash disposal frequency, economizer ash disposal, the storehouse pump of economizer; Correspondence position
the dress ash quantity of storehouse pump, the flying dust bulk density of deduster collection when data are ash disposal frequency, the deduster ash disposal of deduster.
The material transformation process that described online matter sloughs off operational analysis system on-line monitoring is: fuel is burning in coal bunker (1) enters burner hearth (4), desulfurizing agent enters through desulfurizing agent powder storehouse (2) in burner hearth (4) and participates in desulphurization reaction simultaneously, First air enters after air preheater (8) through primary air fan (11a) and enters the participation reaction of burner hearth (4) bottom, and Secondary Air enters after air preheater (8) through overfire air fan (11b) and enters the participation reaction of burner hearth (4) bottom; Mist A ˊ in product after stove combustion reacts through SNCR denitration device (5), and change in quality for mist B ˊ after separator (6) is separated, enter again in SCR denitration device and carry out denitration reaction and change in quality for mist C ˊ, mist C ˊ enters air preheater (8), by deduster (10), change in quality for mist D ˊ, after air-introduced machine (11), enter desulfurizing tower (12), after reaction, change in quality for mist E ˊ, then discharge through chimney (13); Hybrid solid F ˊ in product after stove combustion discharges burner hearth (4) through slag cooler (3) and collects, hybrid solid G ˊ in material transformation process is collected by economizer (9), and the hybrid solid H ˊ in material transformation process is collected by deduster (10).
Described online matter is sloughed off operational analysis system and is sloughed off system server by software systems and online matter and form, described software systems are arranged on online matter and slough off on system server, computing module integrated utilization XDCNET software in described software systems carries out Programming, it is the carrier carrying out data operation and storage that online matter sloughs off system server, computing module in described software systems comprises the computing module of each constituent content in the mist A ˊ of A position, the computing module of each constituent content in the mist B ˊ of B position, the computing module of each constituent content in the mist C ˊ of C position, the computing module of each constituent content in the mist D ˊ of D position, the computing module of each constituent content in the mist E ˊ of E position, the Quality Calculation Module of F position hybrid solid F ˊ, the Quality Calculation Module of H position hybrid solid H ˊ, the Mass Calculation mould of G position hybrid solid G ˊ, desulfuration in furnace efficiency calculation module, desulfurizing tower desulfuration efficiency computing module, SNCR denitration efficiency calculation module, SCR denitration efficiency calculation module,
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 1. data, correspondence position 2. data, correspondence position 3. data, correspondence position 4. data, correspondence position 7. data, correspondence position 9. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated flue gas flow, dust concentration, H in mist A ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration;
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 5. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist A ˊ, calculate flue gas flow, dust concentration, H in mist B ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration;
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 6. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist B ˊ, calculate flue gas flow, dust concentration, H in mist C ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration; By the correspondence position in described opc server 7. data be transferred to online matter and slough off server, online matter slough off server by utilizing software systems mounted thereto calculate described in mist D ˊ in flue gas flow, dust concentration, NO
xconcentration, SO
2concentration; By the correspondence position in described opc server 6. data, correspondence position 7. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist B ˊ, calculate flue gas flow, dust concentration, H in mist E ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration; By the correspondence position in described opc server 9. data be transferred to online matter and slough off server, online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid F ˊ; By the correspondence position in described opc server 10. data be transferred to online matter and slough off server, online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid G ˊ; By the correspondence position in described opc server
data are transferred to online matter and slough off server, and online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid H ˊ; By the correspondence position in described opc server 1. data, correspondence position 7. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated desulfuration in furnace efficiency; By the correspondence position in described opc server 7. data, correspondence position 8. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated desulfurizing tower desulfuration efficiency; By the correspondence position in described opc server 1. data, correspondence position 6. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated SNCR denitration efficiency; By the correspondence position in described opc server 6. data, correspondence position 8. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated SCR denitration efficiency.
Described information issuing system is made up of DPM server and client side; Described DPM server by utilizing network presents to client the result of calculation that online matter sloughs off operational analysis system with the form of WEB, comprises the total looks figure of system, data rod figure, history/real-time tendency curve, becomes group polling, pollutant emission exceeds standard warning, automatically identify, judge network failure and equipment fault; Client comprises client computer and portable computer, realizes remote inquiry by account and password.
Compared with prior art, the present invention has the following advantages:
(1) on-line monitoring is carried out and display in real time to the material transformation in Coal Clean combustion process, compensate for on-line monitoring matter in Coal Clean combustion process and slough off the blank of process;
(2) instructing pollutant cooperation-removal technology, when ensureing that pollutant emission requires lower than minimum discharge, adjusting the consumption of desulfurizing agent, denitrfying agent in time, take best calcium sulfur ratio and ammonia nitrogen ratio, reduce costs;
(3) instruct operation, optimizing operation, optimize the operation of cleaner in time, ensure that soot emissions are lower than minimum discharge requirement;
(4) the secondary pollution problem caused by the escaping of ammonia is effectively controlled;
(5) set up on-line checkingi material in Coal Clean combustion process to change in quality and the system of display in real time, the transformation of all right other materials of Real-Time Monitoring, comprises H
2o, CO
2, Hg, N
2, O
2deng the transformation of material, monitoring carbon emission and mercury emissions, monitoring lime-ash generation, improves reduction of discharging ability, strengthens the scientific management reduced discharging.
Therefore, the present invention there is on-line monitoring and in real time in display Coal Clean combustion process material to change in quality the advantage of carrying out.
Accompanying drawing explanation
Fig. 1 is flow chart of the present invention.
Fig. 2 is each measuring point of the present invention, monitoring schematic diagram.
Detailed description of the invention
As shown in Figure 1, in the present embodiment Coal Clean burning matter process, on-line monitoring material is changed in quality and real-time display system, comprises data collecting system, online matter sloughs off operational analysis system and information issuing system, data collecting system is field layer, and slough off operational analysis system with online matter and connect and compose data Layer, data Layer and information issuing system connect and compose application layer, for gathering the data of opc server on the data-interface that DCS data-interface machine in described data collecting system and fire wall are all connected to original on-the-spot opc server, and slough off operational analysis system with online matter and be connected, the data of the opc server of collection are transferred to online matter and slough off server, online matter slough off server by utilizing software systems mounted thereto calculating and store after, by the DPM server by utilizing network in information issuing system with WEB form by result of calculation with the total looks figure of system, data rod figure, history/real-time tendency curve, become group polling, pollutant emission exceeds standard warning, automatic identification, judge that network failure and equipment fault present, and on the client computer being published to client respectively and portable computer, client computer and portable computer realize remote inquiry by account and password.
Described data collecting system is made up of DCS data-interface machine and fire wall; Described DCS data-interface machine and fire wall are all connected on the data-interface of original on-the-spot opc server, and for gathering the data of opc server, the data in opc server correspond to the data of each measuring point, monitoring location shown in Fig. 2; In described data collecting system, data acquiring frequency is consistent with on-the-spot opc server output frequency; And the data in opc server correspond to each measuring point shown in Fig. 2, the concrete correspondence position of monitoring location data is: correspondence position 1. data for entering stove weight of fuel, entering stove fuel low heat valve, enter stove fuel As-received hydrogen content, enter stove fuel moisture as received coal, enter stove fuel As-received sulfur content, enter stove fuel As-received nitrogen content, enter stove fuel As-received ash content, entering stove fuel As-received mercury content data; Correspondence position 2. data comprises desulfurizing agent input amount, the content of desulfurizing agent active ingredient, desulfurizing agent moisture data; Correspondence position 3. data is Secondary Air air quantity data; Correspondence position 4. data is First air air quantity data; Correspondence position 5. data is denitrfying agent input amount in SNCR denitration process, denitrfying agent raffinate yield data; Correspondence position 6. data is denitrfying agent input amount in SCR denitration process, denitrfying agent raffinate yield, NOx concentration, flue gas flow data; Correspondence position 7. data is flue gas flow, NO
xconcentration, SO
2concentration, dust concentration data; Correspondence position 8. data is flue gas flow, NO
xconcentration, SO
2concentration, dust concentration data; Correspondence position 9. data is slag cooler slag input temperature, tapping temperature, inflow temperature, leaving water temperature, cooling water inflow, EAT, leaving air temp, cooling air quantity data; Flying dust bulk density in the dress ash quantity of correspondence position storehouse pump when 10. data are economizer ash disposal frequency, economizer ash disposal, the storehouse pump of economizer; Correspondence position
the dress ash quantity of storehouse pump, the flying dust bulk density of deduster collection when data are ash disposal frequency, the deduster ash disposal of deduster.
As shown in Figure 2, the material transformation process that described online matter sloughs off operational analysis system on-line monitoring is: fuel is burning in coal bunker (1) enters burner hearth (4), desulfurizing agent enters through desulfurizing agent powder storehouse (2) in burner hearth (4) and participates in desulphurization reaction simultaneously, First air enters after air preheater (8) through primary air fan (11a) and enters the participation reaction of burner hearth (4) bottom, and Secondary Air enters after air preheater (8) through overfire air fan (11b) and enters the participation reaction of burner hearth (4) bottom; Mist A ˊ in product after stove combustion reacts through SNCR denitration device (5), and change in quality for mist B ˊ after separator (6) is separated, enter again in SCR denitration device and carry out denitration reaction and change in quality for mist C ˊ, mist C ˊ enters air preheater (8), by deduster (10), change in quality for mist D ˊ, after air-introduced machine (11), enter desulfurizing tower (12), after reaction, change in quality for mist E ˊ, then discharge through chimney (13); Hybrid solid F ˊ in product after stove combustion discharges burner hearth (4) through slag cooler (3) and collects, hybrid solid G ˊ in material transformation process is collected by economizer (9), and the hybrid solid H ˊ in material transformation process is collected by deduster (10).
Described online matter is sloughed off operational analysis system and is sloughed off system server by software systems and online matter and form, described software systems are arranged on online matter and slough off on system server, computing module integrated utilization XDCNET software in described software systems carries out Programming, it is the carrier carrying out data operation and storage that online matter sloughs off system server, computing module in described software systems comprises the computing module of each constituent content in the A position mist A ˊ shown in Fig. 2, the computing module of each constituent content in the mist B ˊ of B position, the computing module of each constituent content in the mist C ˊ of C position, the computing module of each constituent content in the mist D ˊ of D position, the computing module of each constituent content in the mist E ˊ of E position, the Quality Calculation Module of F position hybrid solid F ˊ, the Quality Calculation Module of H position hybrid solid H ˊ, the Mass Calculation mould of G position hybrid solid G ˊ, desulfuration in furnace efficiency calculation module, desulfurizing tower desulfuration efficiency computing module, SNCR denitration efficiency calculation module, SCR denitration efficiency calculation module,
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 1. data, correspondence position 2. data, correspondence position 3. data, correspondence position 4. data, correspondence position 7. data, correspondence position 9. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated flue gas flow, dust concentration, H in mist A ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration;
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 5. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist A ˊ, calculate flue gas flow, dust concentration, H in mist B ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration;
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 6. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist B ˊ, calculate flue gas flow, dust concentration, H in mist C ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration; By the correspondence position in described opc server 7. data be transferred to online matter and slough off server, online matter slough off server by utilizing software systems mounted thereto calculate described in mist D ˊ in flue gas flow, dust concentration, NO
xconcentration, SO
2concentration; By the correspondence position in described opc server 6. data, correspondence position 7. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist B ˊ, calculate flue gas flow, dust concentration, H in mist E ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration; By the correspondence position in described opc server 9. data be transferred to online matter and slough off server, online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid F ˊ; By the correspondence position in described opc server 10. data be transferred to online matter and slough off server, online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid G ˊ; By the correspondence position in described opc server
data are transferred to online matter and slough off server, and online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid H ˊ; By the correspondence position in described opc server 1. data, correspondence position 7. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated desulfuration in furnace efficiency; By the correspondence position in described opc server 7. data, correspondence position 8. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated desulfurizing tower desulfuration efficiency; By the correspondence position in described opc server 1. data, correspondence position 6. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated SNCR denitration efficiency; By the correspondence position in described opc server 6. data, correspondence position 8. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated SCR denitration efficiency.
Described information issuing system is made up of DPM server and client side; Described DPM server by utilizing network presents to client the result of calculation that online matter sloughs off operational analysis system with the form of WEB, comprises the total looks figure of system, data rod figure, history/real-time tendency curve, becomes group polling, pollutant emission exceeds standard warning, automatically identify, judge network failure and equipment fault; Client comprises client computer and portable computer, realizes remote inquiry by account and password.
When unit operation load is 245MW, each measuring point shown in Fig. 2, monitoring location data are: correspondence position 1. data is, entering stove weight of fuel is 197.44t/h, entering stove fuel net calorific value as received basis is 2796kcal, entering stove fuel As-received hydrogen content is 2.38%, and entering stove fuel moisture as received coal is 8%, and entering stove fuel As-received sulfur content is 0.9%, entering stove fuel As-received nitrogen content is 0.35%, and entering stove fuel As-received ash content is 46.0%; Correspondence position 2. data is, desulfurizing agent input amount is 12.0t/h, and the content of desulfurizing agent active ingredient is 90%, and desulfurizing agent moisture is 1.2%; Correspondence position 3. data is, Secondary Air air quantity is 236965Nm
3/ h; Correspondence position 4. data is, First air air quantity is 299018Nm
3/ h; Correspondence position 5. data is, in SNCR denitration process, denitrfying agent input amount is 0.22t/h, and denitrfying agent raffinate yield is 0.17t/h; Correspondence position 6. data is, in SCR denitration process, denitrfying agent input amount is 0.2t/h, and denitrfying agent raffinate yield is 0.15t/h, and NOx concentration is 104.56mg/Nm
3, flue gas flow is 802266Nm
3/ h; Correspondence position 7. data is, flue gas flow is 776982Nm
3/ h, NO
xconcentration is 44.83mg/Nm
3, SO
2concentration is 138.78mg/Nm
3, dust concentration is 8mg/Nm
3; Correspondence position 8. data is, flue gas flow is 770864Nm
3/ h, NO
xconcentration is 45.19mg/Nm
3, SO
2concentration is 33mg/Nm
3, dust concentration is 8.3mg/Nm
3; Correspondence position 9. data is, slag cooler slag input temperature 930.8 DEG C, tapping temperature 43.3 DEG C, inflow temperature 73.8 DEG C, leaving water temperature 88.6 DEG C, cooling water inflow 430t/h, EAT 53.2 DEG C, leaving air temp 418.4 DEG C, cooling air quantity 61432.1Nm
3/ h; Correspondence position 10. data is, the dress ash quantity 0.31m of storehouse pump when economizer ash disposal frequency is 0.014HZ, economizer ash disposal
3, economizer storehouse pump in flying dust bulk density 750kg/m
3; Correspondence position
data are, the ash disposal frequency of deduster is 0.005HZ, deduster ash disposal time storehouse pump dress ash quantity be 4.2m
3, deduster collect flying dust bulk density be 610kg/m
3.。
In mist A ˊ, each constituent content is respectively: flue gas flow: 802169Nm
3/ h, dust concentration: 52962.3mg/Nm
3, H
2o volume: 85846.81Nm
3/ h, O
2volume: 47863.24Nm
3/ h, N
2volume: 659667.07Nm
3/ h, NO
xconcentration: 187.22mg/Nm
3, CO
2concentration: 343877.53mg/Nm
3, SO
2concentration: 134.42mg/Nm
3;
In mist B ˊ, each constituent content is respectively: flue gas flow: 802266Nm
3/ h, dust concentration: 48287.5mg/Nm
3, H
2o volume: 85930.8Nm
3/ h, O
2volume: 47854.69Nm
3/ h, N
2volume: 659701.21Nm
3/ h, NO
xconcentration: 104.56mg/Nm
3, CO
2concentration: 343835.95mg/Nm
3, SO
2concentration: 134.41mg/Nm
3, NH
3concentration: 0.048mg/Nm
3;
Exhaust gas volumn in mist C ˊ: flue gas flow: 802323Nm
3/ h, dust concentration: 48284.06mg/Nm
3, H
2o volume: 85999.84Nm
3/ h, O
2volume: 47843.36Nm
3/ h, N
2volume: 659746.4Nm
3/ h, NO
xconcentration: 43.42mg/Nm
3, CO
2concentration: 343811.53mg/Nm
3, SO
2concentration: 134.39mg/Nm
3, NH
3concentration: 0.124mg/Nm
3;
In mist D ˊ, each constituent content is respectively: flue gas flow: 776982Nm
3/ h, dust concentration: 8mg/Nm
3, NO
xconcentration: 44.83mg/Nm
3, SO
2concentration: 138.78mg/Nm
3;
In mist E ˊ, each constituent content is respectively: flue gas flow: 770864Nm
3/ h, dust concentration: 8.3mg/Nm
3, H
2o volume: 31416.00Nm
3/ h, O
2volume: 45929.6Nm
3/ h, N
2volume: 633356.5Nm
3/ h, NO
xconcentration: 45.19mg/Nm
3, CO
2concentration: 343528.79mg/Nm
3, SO
2concentration: 30mg/Nm
3, NH
3concentration: 0.129mg/Nm
3;
The quality of hybrid solid F ˊ is: 39.6t/h;
The quality of hybrid solid G ˊ is: 11.7t/h;
The quality of hybrid solid H ˊ is: 46.1t/h;
Desulfuration in furnace efficiency is: 93.9%;
In desulfurizing tower, desulfuration efficiency is: 78.6%;
SNCR denitration efficiency is: 44.14%;
SCR denitration efficiency is: 58.48%.
Monitoring system is sloughed off by setting up real-time matter, the ruuning situation of operations staff, administrative staff real time inspection and record unit in authority permission situation and material transformation situation, especially pollutant generation, cooperation-removal and emission behaviour, can also run by real-time optimization, instruct the operation of deduster, instruct the input of desulfurizing agent, denitrfying agent, the strict generation controlling secondary pollution, realize the reduction of discharging management of science, improve reduction of discharging dynamics.
Claims (5)
1. in Coal Clean burning matter process, on-line monitoring material is changed in quality and real-time display system, it is characterized in that: comprise data collecting system, online matter sloughs off operational analysis system and information issuing system, data collecting system is field layer, and slough off operational analysis system with online matter and connect and compose data Layer, data Layer and information issuing system connect and compose application layer, for gathering the data of opc server on the data-interface that DCS data-interface machine in described data collecting system and fire wall are all connected to original on-the-spot opc server, and slough off operational analysis system with online matter and be connected, the data of the opc server of collection are transferred to online matter and slough off server, online matter slough off server by utilizing software systems mounted thereto calculating and store after, by the DPM server by utilizing network in information issuing system with WEB form by result of calculation with the total looks figure of system, data rod figure, history/real-time tendency curve, become group polling, pollutant emission exceeds standard warning, automatic identification, judge that network failure and equipment fault present, and on the client computer being published to client respectively and portable computer, client computer and portable computer realize remote inquiry by account and password.
2. in Coal Clean burning matter process according to claim 1, on-line monitoring material is changed in quality and real-time display system, it is characterized in that: described data collecting system is made up of DCS data-interface machine and fire wall; Described DCS data-interface machine and fire wall are all connected on the data-interface of original on-the-spot opc server, and for gathering the data of opc server, the data in opc server correspond to the data of each measuring point, monitoring location; In described data collecting system, data acquiring frequency is consistent with on-the-spot opc server output frequency; And the data in opc server correspond to each measuring point, monitoring location data concrete correspondence position be: correspondence position 1. data for entering stove weight of fuel, entering stove fuel low heat valve, enter stove fuel As-received hydrogen content, enter stove fuel moisture as received coal, enter stove fuel As-received sulfur content, enter stove fuel As-received nitrogen content, enter stove fuel As-received ash content, entering stove fuel As-received mercury content data; Correspondence position 2. data comprises desulfurizing agent input amount, the content of desulfurizing agent active ingredient, desulfurizing agent moisture data; Correspondence position 3. data is Secondary Air air quantity data; Correspondence position 4. data is First air air quantity data; Correspondence position 5. data is denitrfying agent input amount in SNCR denitration process, denitrfying agent raffinate yield data; Correspondence position 6. data is denitrfying agent input amount in SCR denitration process, denitrfying agent raffinate yield, NOx concentration, flue gas flow data; Correspondence position 7. data is flue gas flow, NO
xconcentration, SO
2concentration, dust concentration data; Correspondence position 8. data is flue gas flow, NO
xconcentration, SO
2concentration, dust concentration data; Correspondence position 9. data is slag cooler slag input temperature, tapping temperature, inflow temperature, leaving water temperature, cooling water inflow, EAT, leaving air temp, cooling air quantity data; Flying dust bulk density in the dress ash quantity of correspondence position storehouse pump when 10. data are economizer ash disposal frequency, economizer ash disposal, the storehouse pump of economizer; Correspondence position
the dress ash quantity of storehouse pump, the flying dust bulk density of deduster collection when data are ash disposal frequency, the deduster ash disposal of deduster.
3. in Coal Clean burning matter process according to claim 1, on-line monitoring material is changed in quality and real-time display system, it is characterized in that: the material transformation process that described online matter sloughs off operational analysis system on-line monitoring is: fuel is burning in coal bunker (1) enters burner hearth (4), desulfurizing agent enters through desulfurizing agent powder storehouse (2) in burner hearth (4) and participates in desulphurization reaction simultaneously, First air enters after air preheater (8) through primary air fan (11a) and enters the participation reaction of burner hearth (4) bottom, Secondary Air enters after air preheater (8) through overfire air fan (11b) and enters the participation reaction of burner hearth (4) bottom, mist A ˊ in product after stove combustion reacts through SNCR denitration device (5), and change in quality for mist B ˊ after separator (6) is separated, enter again in SCR denitration device and carry out denitration reaction and change in quality for mist C ˊ, mist C ˊ enters air preheater (8), by deduster (10), change in quality for mist D ˊ, after air-introduced machine (11), enter desulfurizing tower (12), after reaction, change in quality for mist E ˊ, then discharge through chimney (13), hybrid solid F ˊ in product after stove combustion discharges burner hearth (4) through slag cooler (3) and collects, hybrid solid G ˊ in material transformation process is collected by economizer (9), and the hybrid solid H ˊ in material transformation process is collected by deduster (10).
4. in Coal Clean according to claim 3 burning matter process, on-line monitoring material is changed in quality and real-time display system, it is characterized in that: described online matter is sloughed off operational analysis system and sloughed off system server by software systems and online matter and form, described software systems are arranged on online matter and slough off on system server, computing module integrated utilization XDCNET software in described software systems carries out Programming, it is the carrier carrying out data operation and storage that online matter sloughs off system server, computing module in described software systems comprises the computing module of each constituent content in the mist A ˊ of A position, the computing module of each constituent content in the mist B ˊ of B position, the computing module of each constituent content in the mist C ˊ of C position, the computing module of each constituent content in the mist D ˊ of D position, the computing module of each constituent content in the mist E ˊ of E position, the Quality Calculation Module of F position hybrid solid F ˊ, the Quality Calculation Module of H position hybrid solid H ˊ, the Mass Calculation mould of G position hybrid solid G ˊ, desulfuration in furnace efficiency calculation module, desulfurizing tower desulfuration efficiency computing module, SNCR denitration efficiency calculation module, SCR denitration efficiency calculation module,
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 1. data, correspondence position 2. data, correspondence position 3. data, correspondence position 4. data, correspondence position 7. data, correspondence position 9. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated flue gas flow, dust concentration, H in mist A ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration;
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 5. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist A ˊ, calculate flue gas flow, dust concentration, H in mist B ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration;
Described online matter sloughs off operational analysis system by described data collecting system, by the correspondence position in described opc server 6. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist B ˊ, calculate flue gas flow, dust concentration, H in mist C ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration; By the correspondence position in described opc server 7. data be transferred to online matter and slough off server, online matter slough off server by utilizing software systems mounted thereto calculate described in mist D ˊ in flue gas flow, dust concentration, NO
xconcentration, SO
2concentration; By the correspondence position in described opc server 6. data, correspondence position 7. data be transferred to online matter and slough off server, online matter sloughs off server by utilizing software systems mounted thereto, in conjunction with the computing module calculating each constituent content in mist B ˊ, calculate flue gas flow, dust concentration, H in mist E ˊ
2o volume, O
2volume, N
2volume, NO
xconcentration, CO
2concentration, SO
2concentration, NH
3concentration; By the correspondence position in described opc server 9. data be transferred to online matter and slough off server, online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid F ˊ; By the correspondence position in described opc server 10. data be transferred to online matter and slough off server, online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid G ˊ; By the correspondence position in described opc server
data are transferred to online matter and slough off server, and online matter sloughs off the quality that server by utilizing software systems mounted thereto calculate hybrid solid H ˊ; By the correspondence position in described opc server 1. data, correspondence position 7. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated desulfuration in furnace efficiency; By the correspondence position in described opc server 7. data, correspondence position 8. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated desulfurizing tower desulfuration efficiency; By the correspondence position in described opc server 1. data, correspondence position 6. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated SNCR denitration efficiency; By the correspondence position in described opc server 6. data, correspondence position 8. data be transferred to online matter and slough off server, online matter is sloughed off server by utilizing software systems mounted thereto and is calculated SCR denitration efficiency.
5. in Coal Clean burning matter process according to claim 1, on-line monitoring material is changed in quality and real-time display system, it is characterized in that: described information issuing system is made up of DPM server and client side; Described DPM server by utilizing network presents to client the result of calculation that online matter sloughs off operational analysis system with the form of WEB, comprises the total looks figure of system, data rod figure, history/real-time tendency curve, becomes group polling, pollutant emission exceeds standard warning, automatically identify, judge network failure and equipment fault; Client comprises client computer and portable computer, realizes remote inquiry by account and password.
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