CN112326520A - Automatic continuous monitoring system for flue gas - Google Patents
Automatic continuous monitoring system for flue gas Download PDFInfo
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- CN112326520A CN112326520A CN202011140064.3A CN202011140064A CN112326520A CN 112326520 A CN112326520 A CN 112326520A CN 202011140064 A CN202011140064 A CN 202011140064A CN 112326520 A CN112326520 A CN 112326520A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 55
- 239000003546 flue gas Substances 0.000 title claims abstract description 52
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000012545 processing Methods 0.000 claims abstract description 78
- 238000004458 analytical method Methods 0.000 claims abstract description 31
- 238000005070 sampling Methods 0.000 claims abstract description 25
- 230000010354 integration Effects 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims description 13
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 11
- 239000000779 smoke Substances 0.000 description 10
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 239000000284 extract Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses an automatic continuous flue gas monitoring system, and particularly relates to the technical field of flue gas monitoring. According to the invention, by arranging the flue gas sampling unit, the data integration module, the central processing unit, the data matching processing module, the data storage center, the automatic analysis selection module, the execution module, the high-temperature control module, the constant-temperature control module and the medium-temperature control block, the invention can be accompanied with temperature control transmission during sampling, and can prevent the gas from generating temperature difference with the outside air after being sampled from the flue, separating out moisture and influencing the monitoring concentration of soluble gas such as SO2, SO that the detection comprehensiveness of the invention can be improved, and the monitoring accuracy is further improved.
Description
Technical Field
The invention relates to the technical field of flue gas monitoring, in particular to an automatic continuous flue gas monitoring system.
Background
The device for continuously Monitoring the concentration and the total Emission amount of particulate matters (also called smoke dust) and gaseous pollutants (including sulfur dioxide, nitrogen oxides and the like) emitted by an air pollution source is called a 'smoke Emission continuous Monitoring system' or a 'smoke on-line Monitoring system', and is generally called CEMS (continuous Emission Monitoring System) internationally. The continuous monitoring system for the smoke emission not only can be used for emission standard-reaching monitoring and pollution discharge metering, but also can be used for equipment (dust removal, desulfurization and boiler combustion working conditions) operation state inspection, fault diagnosis and the like, so that the continuous monitoring system is more and more widely used.
At present, with the development of global industrialization, the environment is increasingly worsened, the consequences caused by global environment deterioration increasingly draw high attention from all countries in the world, one of the main reasons of global environment deterioration is that a large amount of waste water, waste gas and waste residue are discharged in the industrial process, which all bring great influence to people's life, especially the discharge of industrial waste gas is the main cause of poor quality of air breathed by people, in order to ensure people's living environment, the national emission and monitoring requirements for fixed pollution source atmospheric emissions are increasingly strict, SO real-time monitoring of smoke emission is necessary, however, the existing smoke monitoring system cannot carry out comprehensive monitoring on smoke, the temperature difference between gas sampled from the flue and the outside air is easy to generate, moisture is separated out, the monitoring concentration of soluble gases such as SO2 is influenced, and meanwhile, serious corrosion is caused to equipment, the monitoring effect is influenced, and the existing monitoring system cannot match different processing methods according to different flue gases, so that the same monitoring system is difficult to be applied to different flue gas processing modes.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an automatic continuous flue gas monitoring system, and the technical problems to be solved by the invention are as follows: the gas of current monitoring system produces the difference in temperature with the outside air easily after the sampling, and the moisture that separates out influences soluble gas monitoring concentration such as SO2, also can cause serious corruption to equipment simultaneously, influences the effect of monitoring, and current monitoring system can not match different processing method according to the flue gas of difference in addition, leads to the problem that same monitoring system is difficult to be applicable to different flue gas treatment methods.
In order to achieve the purpose, the invention provides the following technical scheme: automatic continuous monitoring system of flue gas, including flue gas sampling unit, the output of flue gas sampling unit is connected with the input electricity of data integration module, the output of data integration module is connected with central processing unit's input electricity, central processing unit's output is connected with the input electricity of data matching processing module.
The data matching processing module is in bidirectional electric connection with the data storage center, the output end of the data storage center is in electric connection with the input end of the central processing unit, the output end of the central processing unit is in electric connection with the input ends of the analysis judging module and the automatic analysis selecting module respectively, and the output end of the automatic analysis selecting module is in electric connection with the input end of the execution module.
The output end of the execution module is respectively and electrically connected with the input ends of the high-temperature control module, the medium-temperature control module and the constant-temperature control module, the output end of the analysis and judgment module is electrically connected with the input end of the distribution scheme processing module, the output end of the distribution scheme processing module is electrically connected with the input end of the signal control module, and the output end of the signal control module is respectively and electrically connected with the input ends of the monitoring and processing systems.
As a further scheme of the invention: the flue gas sampling unit comprises a flue gas temperature sampling module and a flue gas parameter content detection module, and the output ends of the flue gas temperature sampling module and the flue gas parameter content detection module are electrically connected with the input end of the data integration module.
As a further scheme of the invention: and the output ends of the high-temperature control module, the medium-temperature control module and the constant-temperature control module are electrically connected with the input end of the data storage center.
As a further scheme of the invention: the input end of the data storage center is electrically connected with the output end of the query module, the input end of the query module is electrically connected with the output end of the display module, the input end of the display module is electrically connected with the output end of the feedback module, and the input end of the feedback module is electrically connected with the output ends of the monitoring processing systems respectively.
As a further scheme of the invention: the automatic analysis selection module is used for analyzing and processing the compared result and selecting a proper temperature processing mode, so that the intelligent operation can be achieved.
As a further scheme of the invention: the distribution scheme processing module can reasonably plan and distribute the analysis and judgment result to an appropriate monitoring and processing mode, so that the work of processing in different modes can be achieved.
The invention has the beneficial effects that:
1. the invention is provided with a flue gas sampling unit, a data integration module, a central processing unit, a data matching processing module, a data storage center, an automatic analysis selection module, an execution module, a high temperature control module, a constant temperature control module and a medium temperature control module, when the device is used, the flue gas temperature is collected by the flue gas sampling unit, then the information is transmitted to the data integration module for arrangement, then the central processing unit transmits the data information to the data matching processing module, the data matching processing module extracts the corresponding data information through the data storage center for matching and comparison, if the difference exists, the information is transmitted to the central processing unit, the central processing unit transmits the data to the automatic analysis selection module for analysis and selection, then the signal is transmitted to the execution module, so that the execution module can transmit the signal to the high temperature control module, the execution module, the central processing module and the automatic analysis selection, The medium temperature control module or the constant temperature control module performs heating work through the high temperature control module, the medium temperature control module or the constant temperature control module, SO that the temperature control transmission can be carried out during sampling, the temperature difference between gas sampled from a flue and outside air is prevented, water is prevented from being separated out, the monitoring concentration of soluble gas such as SO2 is prevented from being influenced, the detection comprehensiveness of the detection method is improved, and the monitoring accuracy is further improved.
2. The invention is provided with a flue gas sampling unit, a data integration module, a central processing unit, a data matching processing module, a data storage center, an analysis and judgment module, a distribution scheme processing module, a signal control module and a monitoring processing system, when in use, the flue gas sampling unit detects the content of flue gas parameters, transmits the content to the data integration module for sorting, and then the central processing unit sends the content to the data matching processing module, so that the data matching processing module can extract corresponding data information through the data storage center for matching, then the analysis and judgment module analyzes and judges the matching result, the distribution scheme processing module selects a proper monitoring mode, and the signal control module controls one monitoring processing system to monitor, thereby the invention can match different monitoring processing methods according to different flue gases, therefore, the method can be suitable for different flue gas treatment modes, and further has a good development prospect.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in the figure, the invention provides an automatic continuous flue gas monitoring system which comprises a flue gas sampling unit, wherein the output end of the flue gas sampling unit is electrically connected with the input end of a data integration module, the data integration module is arranged, so that the collected data information can be sorted and summarized, the subsequent matching and comparison work is facilitated, the output end of the data integration module is electrically connected with the input end of a central processing unit, the output end of the central processing unit is electrically connected with the input end of a data matching and processing module, and the data matching and processing module can extract data corresponding to the collected data information from a data storage center for matching and comparison work.
The data matching processing module is electrically connected with the data storage center in a bidirectional mode, the output end of the data storage center is electrically connected with the input end of the central processing unit, the output end of the central processing unit is electrically connected with the input ends of the analysis judging module and the automatic analysis selecting module respectively, the analysis judging module is arranged, the analysis judging module can analyze the comparison result and judge the comparison result, and the output end of the automatic analysis selecting module is electrically connected with the input end of the execution module.
The output of execution module respectively with high temperature control module, the input electricity of well temperature control module and constant temperature control module is connected, through setting up high temperature control module, well temperature control module and constant temperature control module, thereby can arrange different temperature processing mode according to the demand, thereby can reach the purpose of control by temperature change, the output of analysis and judgment module is connected with distribution scheme processing module's input electricity, distribution scheme processing module's output is connected with signal control module's input electricity, signal control module's output is connected with a plurality of monitoring processing system's input electricity respectively.
The flue gas sampling unit comprises a flue gas temperature sampling module and a flue gas parameter content detection module, the output ends of the flue gas temperature sampling module and the flue gas parameter content detection module are electrically connected with the input end of the data integration module, and the flue gas temperature sampling module and the flue gas parameter content detection module are arranged, so that the temperature and the parameter content of the flue gas can be detected.
The output ends of the high-temperature control module, the medium-temperature control module and the constant-temperature control module are electrically connected with the input end of the data storage center, the data storage center is arranged, the data storage center can store normal temperature data information and various smoke content detection data information, and meanwhile, the data information output from the high-temperature control module, the medium-temperature control module and the constant-temperature control module can be stored.
The input of data storage center is connected with the output electricity of inquiry module, the input of inquiry module is connected with the output electricity of display module, through setting up display module and inquiry module, thereby can carry out the work of inquiring to data through display module and inquiry module, the input of display module is connected with the output electricity of feedback module, through setting up feedback module, thereby can transmit monitoring processing system's feedback data information for display module, and carry out the work of saving through inquiry module input data storage center, feedback module's input is connected with a plurality of monitoring processing system's output electricity respectively.
The automatic analysis selection module is used for analyzing and processing the compared result and selecting a proper temperature processing mode, so that the intelligent operation can be achieved.
The distribution scheme processing module can reasonably plan and distribute the analysis and judgment result to a proper monitoring and processing mode, so that the work of processing in different modes can be achieved.
The working principle of the invention is as follows:
s1, when the gas temperature detection device is used, gas temperature is sampled through the smoke temperature sampling module, parameter content data are collected through the smoke parameter content detection module, the collected temperature information and the parameter content data information are transmitted to the data integration module to be sorted, after the sorting is completed, the data integration module sends the data information to the central processing unit, the central processing unit sends the two items of data information to the data matching processing module, the data matching processing module extracts the two items of parameter data information corresponding to the data information through the data storage center respectively, the two items of parameter data information are matched and compared, and the comparison result is sent to the data storage center again;
s2, the data storage center sends the comparison result to the central processing unit, the central processing unit sends the comparison result to the analysis and judgment module, the analysis and judgment module can analyze, judge and process the result, the analyzed result is sent to the distribution scheme processing module, the distribution scheme processing module can select a proper monitoring scheme according to the result, the data is sent to the signal control module, and the signal control module controls one of the monitoring processing systems to monitor;
s3, the central processing unit can send the other compared data information to the automatic analysis selection module, so that the automatic analysis selection module analyzes the result and selects a proper temperature control mode, and transmits the signal to the execution module, and the execution module can control the high-temperature control module, the medium-temperature control module or the constant-temperature control module to heat according to the sent signal, thereby avoiding the problem of water analysis caused by temperature difference.
The points to be finally explained are: although the present invention has been described in detail with reference to the general description and the specific embodiments, on the basis of the present invention, the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. Automatic continuous monitoring system of flue gas, including flue gas sampling unit, its characterized in that: the output end of the flue gas sampling unit is electrically connected with the input end of the data integration module, the output end of the data integration module is electrically connected with the input end of the central processing unit, and the output end of the central processing unit is electrically connected with the input end of the data matching processing module;
the data matching processing module is in bidirectional electric connection with a data storage center, the output end of the data storage center is in electric connection with the input end of a central processing unit, the output end of the central processing unit is respectively in electric connection with the input ends of the analysis judging module and the automatic analysis selecting module, and the output end of the automatic analysis selecting module is in electric connection with the input end of the execution module;
the output end of the execution module is respectively and electrically connected with the input ends of the high-temperature control module, the medium-temperature control module and the constant-temperature control module, the output end of the analysis and judgment module is electrically connected with the input end of the distribution scheme processing module, the output end of the distribution scheme processing module is electrically connected with the input end of the signal control module, and the output end of the signal control module is respectively and electrically connected with the input ends of the monitoring and processing systems.
2. The automatic continuous flue gas monitoring system of claim 1, wherein: the flue gas sampling unit comprises a flue gas temperature sampling module and a flue gas parameter content detection module, and the output ends of the flue gas temperature sampling module and the flue gas parameter content detection module are electrically connected with the input end of the data integration module.
3. The automatic continuous flue gas monitoring system of claim 1, wherein: and the output ends of the high-temperature control module, the medium-temperature control module and the constant-temperature control module are electrically connected with the input end of the data storage center.
4. The automatic continuous flue gas monitoring system of claim 1, wherein: the input end of the data storage center is electrically connected with the output end of the query module, the input end of the query module is electrically connected with the output end of the display module, the input end of the display module is electrically connected with the output end of the feedback module, and the input end of the feedback module is electrically connected with the output ends of the monitoring processing systems respectively.
5. The automatic continuous flue gas monitoring system of claim 1, wherein: the automatic analysis selection module is used for analyzing and processing the compared result and selecting a proper temperature processing mode, so that the intelligent operation can be achieved.
6. The automatic continuous flue gas monitoring system of claim 1, wherein: the distribution scheme processing module can reasonably plan and distribute the analysis and judgment result to an appropriate monitoring and processing mode, so that the work of processing in different modes can be achieved.
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| CN202011140064.3A CN112326520A (en) | 2020-10-22 | 2020-10-22 | Automatic continuous monitoring system for flue gas |
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| CN202011140064.3A CN112326520A (en) | 2020-10-22 | 2020-10-22 | Automatic continuous monitoring system for flue gas |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936995A (en) * | 2006-10-10 | 2007-03-28 | 江南大学 | Control for industrial smoke on-line monitoring system and data transmission system and method |
| US7771654B1 (en) * | 2006-09-07 | 2010-08-10 | Moore Randall P | Apparatus for monitoring gaseous components of a flue gas |
| CN105675801A (en) * | 2014-11-18 | 2016-06-15 | 姚秋丽 | Continuous flue gas emission monitoring system |
| CN207263223U (en) * | 2017-10-10 | 2018-04-20 | 广东石油化工学院 | A kind of coal-fired plant flue gas purifier monitors system |
| CN109556663A (en) * | 2019-01-09 | 2019-04-02 | 武汉巨正环保科技有限公司 | It is a kind of with the environmental monitoring system remotely demarcated and its monitoring method |
| CN111289645A (en) * | 2020-03-06 | 2020-06-16 | 上海兰宝环保科技有限公司 | Fixed pollution source volatile organic compound on-line monitoring system |
-
2020
- 2020-10-22 CN CN202011140064.3A patent/CN112326520A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7771654B1 (en) * | 2006-09-07 | 2010-08-10 | Moore Randall P | Apparatus for monitoring gaseous components of a flue gas |
| CN1936995A (en) * | 2006-10-10 | 2007-03-28 | 江南大学 | Control for industrial smoke on-line monitoring system and data transmission system and method |
| CN105675801A (en) * | 2014-11-18 | 2016-06-15 | 姚秋丽 | Continuous flue gas emission monitoring system |
| CN207263223U (en) * | 2017-10-10 | 2018-04-20 | 广东石油化工学院 | A kind of coal-fired plant flue gas purifier monitors system |
| CN109556663A (en) * | 2019-01-09 | 2019-04-02 | 武汉巨正环保科技有限公司 | It is a kind of with the environmental monitoring system remotely demarcated and its monitoring method |
| CN111289645A (en) * | 2020-03-06 | 2020-06-16 | 上海兰宝环保科技有限公司 | Fixed pollution source volatile organic compound on-line monitoring system |
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