CN108434952A - Smoke gas treatment facility and monitoring data linkage intelligence control system - Google Patents
Smoke gas treatment facility and monitoring data linkage intelligence control system Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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Abstract
The present invention provides smoke gas treatment facility and monitoring data linkage intelligence control system, and management and control subsystem receives the control instruction of management and control server, and the flue gas that control dual alkali scrubbing FGD process system discharges enterprise is handled；Also acquire the intermediate data during fume treatment；Monitor And Control Subsystem monitors each flue gas concentration, obtains monitoring data；Management and control server generates control instruction according to monitoring data and intermediate data, is sent to management and control subsystem；Early warning analysis also is carried out to the monitoring data and intermediate data；Control terminal checks monitoring data, intermediate data and analysis result.The system can monitor the sweetening process of dual alkali scrubbing FGD process system automatically, dual alkali scrubbing FGD process system operation is controlled according to the data back detected in sweetening process, realizes the function of loop control, whether up to standard is additionally operable to monitoring enterprise discharge flue gas, cost of labor is reduced, it is easy to use.
Description
Technical field
The invention belongs to pollution sources detection technique fields, and in particular to smoke gas treatment facility and monitoring data linkage intelligence control
System processed.
Background technology
Currently, the situation is tense for China's atmosphere pollution, characterized by pellet (PM10), fine particle (PM2.5)
The regional atmospheric environment problem of pollutant becomes increasingly conspicuous, and damages body health of people, influences social harmony stabilization.With
China's industrialization, urbanization deep propulsion, energy consumption continues to increase, and prevention and control of air pollution pressure continues to increase.
《Prevention and control of air pollution action plan》" emphasis perfects overall control, blowdown license, emergency advance warning, law for middle requirement
The system of responsibility etc., research, which increases, investigates malicious pollution discharge, the enterprise for causing substantial pollution to endanger and its relevant person in charge
The content of criminal responsibility increases the punishment to illegal activities." with the smoke gas treatment to small-sized high pollution high energy consumption enterprise
The problem of the supervision of facility and qualified discharge, especially small business, the input weakness in terms of environmental protection is highlighted.Small-sized enterprise
Industry does not have the real-time condition that special messenger looks after blowdown, and the quality of personnel is irregular, results in enterprise in pollution sources qualified discharge
Aspect cannot be solved effectively always.
Invention content
For the defects in the prior art, the present invention provides smoke gas treatment facility and monitoring data linkage intelligent control system
System, the pollutant that enterprise can be discharged are handled, and are realized the function of qualified discharge, are reduced cost of labor.
A kind of smoke gas treatment facility and monitoring data link intelligence control system, including management and control subsystem, Monitor And Control Subsystem,
Management and control server and control terminal；
The management and control subsystem is set in dual alkali scrubbing FGD process system, and the control for receiving management and control server refers to
It enables, the flue gas that control dual alkali scrubbing FGD process system discharges enterprise is handled；Management and control subsystem is additionally operable at acquisition flue gas
Intermediate data during reason is uploaded to management and control server；
The Monitor And Control Subsystem includes that the monitor being arranged in enterprise's floss hole is obtained for monitoring each flue gas concentration
Monitoring data, and it is uploaded to management and control server；
The management and control server is used to generate control instruction according to the monitoring data and intermediate data, is sent to management and control
System；Management and control server is additionally operable to carry out early warning analysis to the monitoring data and intermediate data, and analysis result is sent to
Control terminal；
The control terminal is used to check monitoring data, intermediate data and the analysis result of management and control server.
Further, the management and control subsystem includes soda ash slurries control unit, lime slurry control unit, cyclic absorption
Liquid control unit and sedimentation basin control unit；
The soda ash slurries control unit includes the first liquid level gauge being arranged in soda ash slurry pool；
The lime slurry control unit includes the second liquid level gauge being arranged in lime white liquid pool；
The circulating absorption solution control unit includes the PH monitors being arranged in desulfurizing tower and third liquid level gauge；
The sedimentation basin control unit includes the solution turbidity monitor being arranged in sedimentation basin；
The intermediate data includes that liquid level, the second liquid level gauge for the soda ash slurry pool that first liquid level gauge detects detect
The cycle that pH value, third liquid level gauge in the circulating absorption solution that the liquid level of lime white liquid pool, PH monitors detect detect is inhaled
The solution turbidity for the sedimentation basin that the liquid level and solution turbidity monitor of receipts liquid detect.
Further, the monitoring data include SO2、NOX, particulate matter and/or O2Concentration.
Further, the management and control server generates control instruction according to the monitoring data and intermediate data, is sent to
Management and control subsystem includes：
Management and control server judges whether the pH value in circulating absorption solution meets preset PH threshold intervals, if conditions are not met,
The first control instruction is generated, management and control subsystem is sent to；
It is preset de- that management and control server judges whether the solution turbidity for the sedimentation basin that solution turbidity monitor detects is more than
Mud threshold value is sent to management and control subsystem if so, generating the second control instruction；
Management and control server judges whether the liquid level that first liquid level gauge detects is less than preset soda ash slurry pool water supply lower limit
Value is sent to management and control subsystem if so, generating third control instruction；
Management and control server judges whether the liquid level that second liquid level gauge detects is less than preset lime slurry water supply lower limiting value,
If so, generating the 4th control instruction, it is sent to management and control subsystem；
After management and control subsystem receives the first control instruction, soda ash is to blanking subsystem in control dual alkali scrubbing FGD process system
With lime to blanking subsystem, the dispensing of material is increased, until the PH values in circulating absorption solution are in PH threshold intervals；It receives
To after the second control instruction, controls desliming subsystem in dual alkali scrubbing FGD process system and start, carry out desliming；Receive third control
After system instruction, control dual alkali scrubbing FGD process system starts soda ash to the feed pump in blanking subsystem, is injected to soda ash slurry pool
Liquid；After receiving the 4th control instruction, control dual alkali scrubbing FGD process system starts lime to the regeneration pump in blanking subsystem,
Liquid is injected to lime white liquid pool.
Further, the management and control server carries out early warning analysis to the monitoring data and intermediate data, and will analysis
As a result being sent to control terminal includes：
Management and control server judges whether the liquid level that first liquid level gauge detects is less than preset soda ash slurry pool liquid level lower limit
Value, if so, generating soda ash slurry pool warning message；
Management and control server judges that whether there is concentration in monitoring data is more than preset corresponding flue gas concentration upper limit value, if
In the presence of generation smoke alarm information；
By soda ash slurry pool warning message and/or smoke alarm information package, the analysis result is generated.
Further, the management and control subsystem includes slurry flow monitoring unit；
The slurry flow monitoring unit is used to monitor the electric current of slurry circulating pump in dual alkali scrubbing FGD process system；Work as electricity
When stream is more than preset electric current normality threshold range, generates nozzle and block warning message, obtain the analysis result, be sent to control
Terminal processed.
Further, the management and control subsystem includes slurry flow monitoring unit；
Slurry flow monitoring unit includes being arranged in soda ash to blanking subsystem and lime to the flowmeter in blanking subsystem；Stream
Gauge is used to acquire flow of the soda ash to blanking subsystem or lime to slurries in blanking subsystem；
Whether management and control server judges the flow of slurries in preset range of flow；If it is not, generating flow control
System instruction, is sent to management and control subsystem；
After management and control subsystem receives flow control instruction, soda ash is to blanking subsystem in control dual alkali scrubbing FGD process system
The flow for adjusting slurries to blanking subsystem with lime, until the flow of slurries is in preset range of flow.
Further, the Monitor And Control Subsystem is additionally operable to temperature, exhaust gas flow velocity and the humidity of detection enterprise.
As shown from the above technical solution, smoke gas treatment facility provided by the invention and monitoring data linkage intelligent control system
System, can monitor the sweetening process of dual alkali scrubbing FGD process system, according to the data back control detected in sweetening process automatically
Dual alkali scrubbing FGD process system operation processed, realizes the function of loop control.The system is additionally operable to monitoring enterprise discharge flue gas
No up to standard, the pollutant that enterprise can be discharged is handled, and realizes the function of qualified discharge, reduces cost of labor.Work people
The case where member can also be by mobile terminal real time inspection enterprise, it is easy to use.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar reference numeral.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the module frame chart of existing dual alkali scrubbing FGD process system.
Fig. 2 is the system block diagram that embodiment one provides.
Fig. 3 is the module frame chart for the management and control subsystem that embodiment two provides.
Specific implementation mode
The embodiment of technical solution of the present invention is described in detail below in conjunction with attached drawing.Following embodiment is only used for
Clearly illustrate technical scheme of the present invention, therefore be only used as example, and the protection model of the present invention cannot be limited with this
It encloses.It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application are should be belonging to the present invention
The ordinary meaning that field technology personnel are understood.
It should be appreciated that ought use in this specification and in the appended claims, term " comprising " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, element, component and/or its presence or addition gathered.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combinations and all possible combinations of one or more of associated item listed, and includes these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determination " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true
It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
First, lower dual alkali scrubbing FGD process system is first introduced, referring to Fig. 1.The dual alkali scrubbing FGD process mentioned in the application
System belongs to the prior art, including soda ash slurry subsystem, lime slurry subsystem, circulating absorption solution subsystem, sedimentation basin and
Desliming subsystem.In Fig. 1,1- desulfurizing towers, 2- chimneys, 3- air-introduced machines, 4- boilers, 5- demisters, 6- circulatory pools, 7- clear water reserviors,
8-PH testers, 9- soda ash slurry pool, 10- lime white liquid pools.
Double alkali method flue gas desulfurization technology is that flue gas is sent into desulfurizing tower by induced-draft fan, and flue gas rotates rising and tower in tower
After the aqueous solutions such as the alkaline metal salt of interior spray come into full contact with, with the SO in flue gas2Then reaction will inhale in lime white liquid pool
Receive SO2Solution regeneration afterwards, the absorbing liquid after regeneration recycles, and SO2It is then precipitated, generates in sedimentation basin as gypsum
Calcium sulfite and gypsum.
Embodiment one：
Referring to Fig. 2, a kind of smoke gas treatment facility and monitoring data link intelligence control system, including management and control subsystem, prison
Control subsystem, management and control server and control terminal；
The management and control subsystem is set in dual alkali scrubbing FGD process system, and the control for receiving management and control server refers to
It enables, the flue gas that control dual alkali scrubbing FGD process system discharges enterprise is handled；Management and control subsystem is additionally operable at acquisition flue gas
Intermediate data during reason is uploaded to management and control server；
Specifically, management and control subsystem administers flue gas for controlling dual alkali scrubbing FGD process system, it is ensured that flue gas reaches
To environmental emission standard.
The Monitor And Control Subsystem includes that the monitor being arranged in enterprise's floss hole is obtained for monitoring each flue gas concentration
Monitoring data, and it is uploaded to management and control server；
Specifically, Monitor And Control Subsystem is used to monitor the flue gas concentration and Gas Parameters of enterprise's discharge.
The management and control server is used to generate control instruction according to the monitoring data and intermediate data, is sent to management and control
System；Management and control server is additionally operable to carry out early warning analysis to the monitoring data and intermediate data, and analysis result is sent to
Control terminal；
Specifically, management and control server synthetical collection and the data that management and control subsystem and Monitor And Control Subsystem upload are analyzed, generated
Control instruction adjusts the operation of dual alkali scrubbing FGD process system.Also there is warning function, realize unattended function.
The control terminal is used to check monitoring data, intermediate data and the analysis result of management and control server.
The system can monitor the sweetening process of dual alkali scrubbing FGD process system automatically, according to what is detected in sweetening process
Data back controls dual alkali scrubbing FGD process system operation, realizes the function of loop control.The system is additionally operable to monitoring enterprise
Discharge whether flue gas up to standard, the pollutant that enterprise can be discharged be handled, and realize the function of qualified discharge, reduce manually at
This.The case where staff can also be by mobile terminal real time inspection enterprise, it is easy to use.
Embodiment two：
Embodiment two increases the detection function of management and control server on the basis of embodiment one.
Referring to Fig. 3, the management and control subsystem includes soda ash slurries control unit, lime slurry control unit, cyclic absorption
Liquid control unit and sedimentation basin control unit；
The soda ash slurries control unit includes the first liquid level gauge being arranged in soda ash slurry pool；
The lime slurry control unit includes the second liquid level gauge being arranged in lime white liquid pool；
Specifically, existing vane type can be used in the soda ash slurry subsystem of the present embodiment introduction and lime slurry subsystem
Constant feeder carries out dosing.The operation principle of vane type constant feeder is to drive active drive axis by driving device
It is rotated together with blade, material flows into discharge port along the rotation of blade from top and achievees the purpose that discharging.
The circulating absorption solution control unit includes the PH monitors being arranged in desulfurizing tower and third liquid level gauge；
Specifically, under normal circumstances, the pH value of circulating absorption solution will control under system normal operation between 7-10.
When pH value is less than 7, then illustrate meet normal desulfurization needs, then from management and control subsystem to soda ash slurries subsystem
System, lime slurry subsystem assign instruction, feeding intake for batcher are increased, between the pH value of circulating absorption solution is in 7-10
Afterwards, then stop feeding.If PH values are less than 8, illustrate the needs that will be unsatisfactory for normal desulfurization, then controls soda ash slurries
System, lime slurry subsystem are timed supplement charging according to preset feeding quantity.
The sedimentation basin control unit includes the solution turbidity monitor being arranged in sedimentation basin；
Specifically, solution turbidity monitor can be nephelometer.Nephelometer is according to 90 DEG C of light scattering principles, nephelometer hair
Go out light beam, light beam encounters suspended particulate and scatters in water, and scattering strength is proportional to the turbidity of water.With light beam at 90 degree
Place, nephelometer disposed photodetectors register luminous intensity.In addition, instrument also sends out a branch of reference light, for correcting light
By force, the influence of color change and camera lens dirt.
The turbidity size of sedimentation basin directly influences the maximum desulfuration efficiency of desulphurization system.Turbidity is bigger to illustrate sedimentation basin
In clay content (dust) it is bigger, then need start desliming subsystem carry out desliming process, to ensure the normal operation of facility.Pipe
Subsystem is controlled according to setting turbidity normal value when normal operation, when measured value is more than the threshold values of setting, then under desliming subsystem
Desliming is carried out up to instruction.
The intermediate data includes that liquid level, the second liquid level gauge for the soda ash slurry pool that first liquid level gauge detects detect
The cycle that pH value, third liquid level gauge in the circulating absorption solution that the liquid level of lime white liquid pool, PH monitors detect detect is inhaled
The solution turbidity for the sedimentation basin that the liquid level and solution turbidity monitor of receipts liquid detect.
Embodiment three：
The system that embodiment three provides increases the monitoring function of Monitor And Control Subsystem on the basis of other embodiment.
The monitoring data include SO2、NOX, particulate matter and/or O2Concentration.
Specifically, to SO2Monitoring include work as SO2When concentration reaches the 80% of maximum emission limit, start spare spray
Layer starts soda ash slurries control unit, and circulating absorption solution pH value is made to be more than 9, can carry out sound-light alarm, or generate alarm signal
Breath is sent to mobile terminal and checks.
To NOXMonitoring include work as NOXConcentration is alarmed when reaching the 80% of maximum emission limit, can carry out acousto-optic report
Police, or generation warning message are sent to mobile terminal and check.
To O2Monitoring include monitoring oxygen amount during normal production, be set as normoxia.By normoxia come
Judge the coefficient of excess air of boiler and whether leaks out.If there is exception, sound-light alarm can be carried out, or generate alarm signal
Breath is sent to mobile terminal and checks.
Monitoring to dust or particulate matter includes that can carry out acousto-optic when dust concentration is more than the 80% of maximum discharge standard
Alarm, or generation warning message are sent to mobile terminal and check, and check dust pelletizing system, see with the presence or absence of failure.
Further, the Monitor And Control Subsystem is additionally operable to temperature, exhaust gas flow velocity and the humidity of detection enterprise.
Specifically, after temperature is more than 80 degree, start emergency measure, send signal to demister, increase demister flow,
It is carried out at the same time sound-light alarm, or generation warning message is sent to mobile terminal and checks.Monitoring air mass flow in real time, with wind turbine
Air quantity is compared, it is ensured that the nominal air delivery error of flow and wind turbine is within 15%.
Example IV：
Example IV increases the warning function of management and control server on the basis of other embodiment.
The management and control server generates control instruction according to the monitoring data and intermediate data, is sent to management and control subsystem
Including：
Management and control server judges whether the pH value in circulating absorption solution meets preset PH threshold intervals, if conditions are not met,
The first control instruction is generated, management and control subsystem is sent to；
Specifically, it when pH value is higher than 10, sends signal to soda ash slurry pool quantitative control unit and stops dosing.Work as pH value
When between 7 to 10, row quantitatively adds soda ash when being spaced according to set time according to quantitative system.
It is preset de- that management and control server judges whether the solution turbidity for the sedimentation basin that solution turbidity monitor detects is more than
Mud threshold value is sent to management and control subsystem if so, generating the second control instruction；
Management and control server judges whether the liquid level that first liquid level gauge detects is less than preset soda ash slurry pool water supply lower limit
Value is sent to management and control subsystem if so, generating third control instruction；
Management and control server judges whether the liquid level that second liquid level gauge detects is less than preset lime slurry water supply lower limiting value,
If so, generating the 4th control instruction, it is sent to management and control subsystem；
After management and control subsystem receives the first control instruction, soda ash is to blanking subsystem in control dual alkali scrubbing FGD process system
With lime to blanking subsystem, the dispensing of material is increased, until the PH values in circulating absorption solution are in PH threshold intervals；It receives
To after the second control instruction, controls desliming subsystem in dual alkali scrubbing FGD process system and start, carry out desliming；Receive third control
After system instruction, control dual alkali scrubbing FGD process system starts soda ash to the feed pump in blanking subsystem, is injected to soda ash slurry pool
Liquid；After receiving the 4th control instruction, control dual alkali scrubbing FGD process system starts lime to the regeneration pump in blanking subsystem,
Liquid is injected to lime white liquid pool.
Specifically, it when the pH value of cyclic absorption also is higher than 10, sends signal to soda ash slurries control unit and stops dosing.
When pH value is between 7 to 10, soda ash is quantitatively added according to row when being spaced according to set time.
When the liquid level of circulating absorption solution be less than setting value when, then by circulating absorption solution pH value judgement be start process water to
Water pump or soda ash slurries feed pump, pH value start technique water pump at 8.5 or more, carry out liquid level supply, when being less than 8.5, add
Big soda ash slurries replenishment pump supply.Until liquid level restores setting value.
When the liquid level of soda ash slurry pool is less than setting value, start regeneration pump, injects liquid to lime white liquid pool.
Further, management and control server also carries out following early warning operation：
Management and control server judges whether the liquid level that first liquid level gauge detects is less than preset soda ash slurry pool liquid level lower limit
Value, if so, generating soda ash slurry pool warning message；
Management and control server judges that whether there is concentration in monitoring data is more than preset corresponding flue gas concentration upper limit value, if
In the presence of generation smoke alarm information；
By soda ash slurry pool warning message and/or smoke alarm information package, the analysis result is generated.
Further, management and control subsystem also has the function of nozzle jam detection.
The management and control subsystem includes slurry flow monitoring unit；
The slurry flow monitoring unit is used to monitor the electric current of slurry circulating pump in dual alkali scrubbing FGD process system；Work as electricity
When stream is more than preset electric current normality threshold range, generates nozzle and block warning message, obtain the analysis result, be sent to control
Terminal processed.
Specifically, slurry flow monitoring unit mainly judges according to the size of current of slurry circulating pump in desulfurizing tower
Whether nozzle blocks.Management and control subsystem can record the size of current of slurry circulating pump in system normal operation, and store electric current
It is worth normal value, as a ratio.When nozzle blocks, in the case that flow is constant, the electric current of slurry circulating pump will increase, when
Management and control subsystem can start alarm when finding the increased amount of electric current more than prior designed alarming threshold value, remind hand inspection slurry
The spray system of liquid.
Further, the management and control subsystem includes slurry flow monitoring unit；
Slurry flow monitoring unit includes being arranged in soda ash to blanking subsystem and lime to the flowmeter in blanking subsystem；Stream
Gauge is used to acquire flow of the soda ash to blanking subsystem or lime to slurries in blanking subsystem；
Whether management and control server judges the flow of slurries in preset range of flow；If it is not, generating flow control
System instruction, is sent to management and control subsystem；
After management and control subsystem receives flow control instruction, soda ash is to blanking subsystem in control dual alkali scrubbing FGD process system
The flow for adjusting slurries to blanking subsystem with lime, until the flow of slurries is in preset range of flow.
Specifically, flowmeter can be countercharge duct type electromagnetic flowmeter or duct type ultrasonic flowmeter.Slurry flow
The flow for the slurries that monitoring unit is detected according to flowmeter, control soda ash is to blanking subsystem and lime to the slurry in blanking subsystem
Liquid pump carries out flow control and reaches the energy saving mesh of qualified discharge by the data variation before and after desulfurization to adjust desulfuration efficiency
's.
The maximum desulfuration efficiency of Dual alkali is 90-92%.If after reaching maximum desulfuration efficiency, then more sprays are de-
Sulphur agent also can not be again to SO2Abatement is carried out, therefore flow can be reduced, achieve the purpose that economize on electricity, material-saving, if efficiency not enough can be with
Increment is carried out, qualified discharge SO is reached2Purpose, to reduce the economic loss of the halt production not up to standard brought, environmental protection punishment.
In conclusion system provided by the invention, every raw material, operation needed for the technique productions flow to smoke gas treatment
Parameter carries out quantitative analysis, carries out that optimal operating scheme can be calculated automatically, while ensuring flue gas qualified discharge
Save energy consumption and cost of labor.
In day-to-day operation, the boiler of 20T/h, annual operation theoretical cost (do not include depreciation cost) is
2000000.00 member/year.In artificial actual moving process, actual motion cost is usually 1.5 times to 2 of theoretical operating cost
Times, it is that ten thousand yuan of 300-400 is annual that operation in general 1 year, which always takes,.But input the application system after, actual motion cost compared with
Theoretical cost is not higher than 10%, and actual motion becomes annual not higher than 2,200,000.And the boiler of 20T/h needs in day-to-day operation
1-2 people is wanted, when running continuously, needs to work in three shifts, at least needs 4-5 people.Everyone 50,000/year of salary/people, annual is artificial
Expense is 20-25 ten thousand.And the system of the application can be saved to 1-2 people, be not necessarily to break tour, save human cost.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover in the claim of the present invention and the range of specification.
Claims (8)
1. a kind of smoke gas treatment facility and monitoring data linkage intelligence control system, which is characterized in that including management and control subsystem, prison
Control subsystem, management and control server and control terminal；
The management and control subsystem is set in dual alkali scrubbing FGD process system, the control instruction for receiving management and control server, control
The flue gas that dual alkali scrubbing FGD process system processed discharges enterprise is handled；Management and control subsystem is additionally operable to acquisition fume treatment process
In intermediate data, be uploaded to management and control server；
The Monitor And Control Subsystem includes that the monitor being arranged in enterprise's floss hole is monitored for monitoring each flue gas concentration
Data, and it is uploaded to management and control server；
The management and control server is used to generate control instruction according to the monitoring data and intermediate data, is sent to management and control subsystem
System；Management and control server is additionally operable to carry out early warning analysis to the monitoring data and intermediate data, and analysis result is sent to control
Terminal processed；
The control terminal is used to check monitoring data, intermediate data and the analysis result of management and control server.
2. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 1, which is characterized in that described
Management and control subsystem includes soda ash slurries control unit, lime slurry control unit, circulating absorption solution control unit and sedimentation basin control
Unit processed；
The soda ash slurries control unit includes the first liquid level gauge being arranged in soda ash slurry pool；
The lime slurry control unit includes the second liquid level gauge being arranged in lime white liquid pool；
The circulating absorption solution control unit includes the PH monitors being arranged in desulfurizing tower and third liquid level gauge；
The sedimentation basin control unit includes the solution turbidity monitor being arranged in sedimentation basin；
The intermediate data includes the lime that liquid level, the second liquid level gauge for the soda ash slurry pool that first liquid level gauge detects detect
The circulating absorption solution that pH value, third liquid level gauge in the circulating absorption solution that the liquid level of slurry pool, PH monitors detect detect
Liquid level and the solution turbidity of sedimentation basin that detects of solution turbidity monitor.
3. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 2, which is characterized in that
The monitoring data include SO2、NOX, particulate matter and/or O2Concentration.
4. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 3, which is characterized in that described
Management and control server generates control instruction according to the monitoring data and intermediate data, and being sent to management and control subsystem includes：
Management and control server judges whether the pH value in circulating absorption solution meets preset PH threshold intervals, if conditions are not met, generating
First control instruction is sent to management and control subsystem；
Management and control server judges whether the solution turbidity for the sedimentation basin that solution turbidity monitor detects is more than preset desliming threshold
Value is sent to management and control subsystem if so, generating the second control instruction；
Management and control server judges whether the liquid level that first liquid level gauge detects is less than preset soda ash slurry pool water supply lower limiting value, such as
Fruit is to generate third control instruction, be sent to management and control subsystem；
Management and control server judges whether the liquid level that second liquid level gauge detects is less than preset lime slurry water supply lower limiting value, if
It is to generate the 4th control instruction, be sent to management and control subsystem；
After management and control subsystem receives the first control instruction, soda ash is to blanking subsystem and stone in control dual alkali scrubbing FGD process system
Ash gives blanking subsystem, increases the dispensing of material, until the pH value in circulating absorption solution is in PH threshold intervals；Receive second
After control instruction, controls desliming subsystem in dual alkali scrubbing FGD process system and start, carry out desliming；Receive third control instruction
Afterwards, control dual alkali scrubbing FGD process system starts soda ash to the feed pump in blanking subsystem, injects liquid to soda ash slurry pool；It connects
After receiving the 4th control instruction, control dual alkali scrubbing FGD process system starts lime to the regeneration pump in blanking subsystem, gives lime
Slurry pool injects liquid.
5. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 3, which is characterized in that described
Management and control server carries out early warning analysis to the monitoring data and intermediate data, and analysis result is sent to control terminal packet
It includes：
Management and control server judges whether the liquid level that first liquid level gauge detects is less than preset soda ash slurry pool bottom level limit, such as
Fruit is to generate soda ash slurry pool warning message；
Management and control server judges to be more than preset corresponding flue gas concentration upper limit value with the presence or absence of concentration in monitoring data, if deposited
Generating smoke alarm information；
By soda ash slurry pool warning message and/or smoke alarm information package, the analysis result is generated.
6. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 3, which is characterized in that described
Management and control subsystem includes nozzle detection unit；
The nozzle detection unit is used to monitor the electric current of slurry circulating pump in dual alkali scrubbing FGD process system；When electric current is more than pre-
If electric current normality threshold range when, generate nozzle block warning message, obtain the analysis result, be sent to control terminal.
7. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 1, which is characterized in that described
Management and control subsystem includes slurry flow monitoring unit；
Slurry flow monitoring unit includes being arranged in soda ash to blanking subsystem and lime to the flowmeter in blanking subsystem；Flowmeter
For acquiring flow of the soda ash to blanking subsystem or lime to slurries in blanking subsystem；
Whether management and control server judges the flow of slurries in preset range of flow；Refer to if it is not, generating flow control
It enables, is sent to management and control subsystem；
After management and control subsystem receives flow control instruction, soda ash is to blanking subsystem and stone in control dual alkali scrubbing FGD process system
Ash adjusts the flow of slurries to blanking subsystem, until the flow of slurries is in preset range of flow.
8. smoke gas treatment facility and monitoring data linkage intelligence control system according to claim 1, which is characterized in that
The Monitor And Control Subsystem is additionally operable to temperature, exhaust gas flow velocity and the humidity of detection enterprise.
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