CN116562513A - Intelligent energy-saving recovery emission-reduction information management and control system for drying furnace - Google Patents
Intelligent energy-saving recovery emission-reduction information management and control system for drying furnace Download PDFInfo
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Abstract
The invention discloses an intelligent energy-saving recovery emission-reduction information management and control system for a drying furnace, and particularly relates to the field of exhaust emission monitoring. According to the invention, the environmental temperature and various exhaust gas temperatures in the exhaust gas in each monitoring subarea are collected, the gas environmental impact index of each monitoring subarea appointed in the drying furnace area is analyzed, the exhaust gas pollution risk assessment coefficient is calculated according to the historical parameters, different instructions are output for corresponding treatment, and finally, excessive exhaust gas is recovered, and the exhaust gas is discharged into the atmosphere through secondary monitoring, so that the exhaust gas is effectively prevented from being discharged to pollute the environment, and the effects of energy conservation, recovery and emission reduction are achieved.
Description
Technical Field
The invention relates to the field of exhaust emission control of a drying furnace, in particular to an intelligent energy-saving recovery and emission reduction information control system of a drying furnace.
Background
The drying furnace is a common device used in production and is widely used in various industries such as food, wood, building materials, chemical industry and the like. However, the harmful substances contained in the gas discharged from the drying furnace are increasingly serious, and the waste of energy sources during the drying process is also a problem which is difficult to avoid. Therefore, in the operation of the drying furnace, intelligent energy conservation, recycling and emission reduction become functions and requirements of the drying furnace.
At present, some advanced drying furnace systems have developed intelligent and automatic control systems, which can monitor and control various parameters in the drying process in real time and can perform energy recovery and emission reduction.
However, in practical use, there are still some disadvantages, such as the special monitoring and control measures required for different ovens for specific oven materials and production environment characteristics. Therefore, the development of the intelligent energy-saving recovery emission-reduction information management and control system of the drying furnace is used for meeting the application requirements of different types of drying furnaces on the intelligent control system.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides an intelligent energy-saving recovery emission-reduction information management and control system for a drying furnace, which aims to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: an intelligent energy-saving recovery emission-reduction information management and control system of a drying furnace comprises the following modules:
region dividing module: the method is used for dividing the target drying furnace into monitoring subareas according to an equidistant dividing mode, and sequentially numbering the monitoring subareas in the target drying furnace area as follows: 1,2,3 … … n;
regional environment parameter acquisition module: the collecting tool is used for collecting environmental parameters in each appointed subarea in the target drying furnace area in real time;
regional environment parameter monitoring module: the environment parameter monitoring system is used for monitoring the environment parameters of each appointed monitoring subarea in the target drying furnace area in real time to obtain the environment parameter values of each appointed monitoring subarea in the target drying furnace area;
regional environment parameter analysis module: the gas environment influence indexes of the specified monitoring subareas in the target drying furnace area are analyzed according to the environmental parameter values of the specified monitoring subareas in the target drying furnace area;
the early warning treatment module for the exhaust gas of the drying grate: the gas environment influence indexes of the specified monitoring subareas in the target drying furnace area are used for carrying out corresponding treatment measures after comparison analysis;
oven safety database: the system is used for storing standard concentration and safe temperature of various gases in the drying furnace area and storing historical environmental parameters of each monitoring in each monitoring subarea in the drying furnace area;
regional exhaust pollution risk assessment module: the method comprises the steps of extracting historical environment parameters of each appointed monitoring subarea in a drying furnace area in a preset historical period, analyzing exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace area, and carrying out corresponding treatment;
and (3) recycling an exhaust gas module: for recovering excess exhaust gases from the regional exhaust pollution risk assessment module and then monitoring the emissions by a second time.
Preferably, the area dividing module is used for dividing the target drying furnace into all monitoring subareas according to an equidistant dividing mode, and sequentially numbering all the monitoring subareas in the target drying furnace area as follows: 1,2,3 … … n; the equidistant partition is divided into an a-th exhaust port to an a+1-th exhaust port which are a monitoring subarea, and the equidistant partition is not less than the distance from the a-th exhaust port to the a+1-th exhaust port.
Preferably, the regional environmental parameter acquisition module is used for acquiring the environmental parameters and the concentration of various gases in each appointed subarea in the target drying furnace region in real time by the acquisition tool. The collecting tool is provided with a sensor at each exhaust port, and environmental parameters are collected in real time, wherein the environmental parameters comprise the environmental temperature and the concentration of various exhaust gases.
Preferably, the regional environment parameter monitoring module is used for monitoring the environment parameters of each appointed monitoring subarea in the target drying furnace region in real time to obtain the environment parameter values of each appointed monitoring subarea in the target drying furnace region; the regional environment parameter monitoring module obtains the environment parameter values of each appointed monitoring subarea in the target drying furnace region, and specifically comprises the following steps:
sampling the environmental gas of the corresponding appointed monitoring subarea by adopting an extraction mode through a sensor of each appointed monitoring subarea in the target drying furnace area to obtain environmental gas samples with preset volumes in each appointed monitoring subarea in the target drying furnace area, monitoring the environmental gas samples with preset volumes in each appointed monitoring subarea in the target drying furnace area to obtain the concentration of various exhaust gases in each appointed monitoring subarea in the target drying furnace area, and respectively marking the concentration of various exhaust gases in each appointed monitoring subarea in the target drying furnace area asR=1, 2,3 … … r, r denotes the number of the r-th designated monitoring subarea, j=1, 2,3 … … j, j denotes the j-th exhaust gas;
monitoring the environmental temperature of each appointed monitoring subarea in the target drying furnace area to obtain the environmental temperature of each appointed monitoring subarea in the target drying furnace area, and marking the environmental temperature of each appointed monitoring subarea in the target drying furnace area as。
Preferably, the regional environment parameter analysis module is used for analyzing the gas environment influence index of each appointed monitoring subarea in the target drying furnace region according to the environment parameter value of each appointed monitoring subarea in the target drying furnace region; the regional environment parameter analysis module is used for analyzing the environment influence indexes of the exhaust gas in each appointed monitoring regional in the target drying furnace region, and the specific analysis mode is as follows:
extracting standard concentration and safe temperature of various spontaneous combustion gases in underground coal mine areas stored in an underground drying furnace database to discharge various gases in the drying furnace areasThe standard unit volume concentration and the safe temperature of the gas are respectively marked asAnd。
analyzing the exhaust gas safety influence weight index of each appointed monitoring subarea in the target drying furnace area:
wherein->Index of influence of gas environment, +.>Expressed as the concentration of the exhaust gas,/->Expressed as a safety factor corresponding to the concentration of the exhaust gas in the preset oven zone,expressed as a safety factor corresponding to the ambient temperature in the area of the oven preset, +.>Expressed as the concentration of the exhaust gas,/->Expressed as ambient temperature, Q expressed as the total gas concentration in the monitored area, < >>Expressed as standard unit volume concentration of various types of exhaust gas, < >>Expressed as safe temperature of various exhaust gases, +.>Expressed as other influencing factors->Expressed as an allowable difference between the preset safe temperature of the j-th type exhaust gas and the corresponding zone ambient temperature.
Wherein->For a predetermined gas environmental impact index, +.>Expressed as the concentration of each type of exhaust gas, r=1, 2,3 … … r, r is the number of the r-th designated monitoring subarea, j=1, 2,3 … … j, j is the j-th type of exhaust gas,/>Expressed as a safety factor corresponding to the concentration of the exhaust gas in the preset oven zone, +.>Expressed as a safety factor corresponding to the ambient temperature in the area of the oven preset, +.>The allowable difference between the preset safe temperature of the j-th exhaust gas and the environment temperature of the corresponding area is shown, and j is the gas type.
Preferably, the drying exhaust gas early warning processing module is used for comparing and analyzing the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace area and then carrying out corresponding processing measures. The gas emission gas early warning module of the drying furnace specifically comprises:
comparing the gas environment influence indexes of the exhaust gas of each appointed monitoring subarea in the target drying furnace area with a preset gas environment influence index threshold; if the gas environment influence index of a certain monitoring subarea in the target drying furnace area is larger than a preset gas environment influence index threshold, the condition that the target drying furnace area has excessive exhaust gas is indicated, and an excessive exhaust gas signal instruction needs to be sent to a monitoring end; and if the gas environment influence index of a certain monitoring subarea in the target drying furnace area is smaller than a preset gas environment influence index threshold value, the condition that the target drying furnace area is not excessive in exhaust gas is indicated, and the area exhaust gas pollution risk assessment module is executed.
Preferably, the drying furnace safety database is used for storing standard concentration and safety temperature of various gases in the drying furnace area and storing historical environmental parameters monitored in each monitoring subarea in the drying furnace area.
Preferably, the regional exhaust gas pollution risk assessment module is used for extracting historical environment parameters of each appointed monitoring subarea in the drying furnace region in each preset historical period, analyzing exhaust gas pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace region, and carrying out corresponding treatment. The regional exhaust pollution risk assessment module analyzes exhaust pollution risk assessment coefficients of each appointed monitoring subarea in a drying furnace region and specifically comprises the following steps of;
extracting historical environment parameters corresponding to each monitoring in each monitoring subarea in a drying furnace area stored in a drying furnace safety database, screening the historical environment parameters corresponding to each appointed monitoring subarea in the drying furnace area in each monitoring in a preset historical period, and respectively representing the environment temperature corresponding to each appointed monitoring subarea in the drying furnace area in each monitoring in the preset historical period and the concentration of each exhaust gas as B f And C f Where f=1, 2,3 … … f, f is denoted as the f-th monitoring in the preset history period.
Obtaining the concentration change index of the various exhaust gases in each appointed monitoring subarea in the target drying furnace area according to the concentration of the various exhaust gases in each appointed monitoring subarea in the target drying furnace area；
Obtaining an environmental temperature change index in each designated monitoring subarea in the target drying furnace area according to the environmental temperature in each designated monitoring subarea in the target drying furnace areaThe method comprises the steps of carrying out a first treatment on the surface of the The method for calculating the exhaust pollution risk assessment coefficient specifically comprises the following steps:
wherein->Expressed as exhaust gas pollution risk assessment coefficient, +.>Indicated as risk impact factor corresponding to a preset change in exhaust gas concentration, +.>Indicated as risk impact factor corresponding to preset ambient temperature change, < >>Expressed as an index of change in ambient temperature>Expressed as concentration variation indexes of various types of exhaust gas, and u is expressed as the number of types of exhaust gas.
The evaluation mode in the regional exhaust pollution risk evaluation module further comprises the following steps:
if the exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the target drying furnace areaIs greater than a preset exhaust gas pollution risk evaluation threshold value in the region of the drying oven>Comparison, i.e.)>The method includes the steps that the excessive exhaust gas in a target drying furnace area is indicated, information is transmitted to a control end, the control end needs to reduce gas emission, and the discharged excessive exhaust gas is recovered for secondary monitoring emission, so that environmental pollution is prevented; if->And if the exhaust gas is normal, monitoring. The preset exhaust pollution evaluation threshold is strictly executed according to a national standard threshold.
Preferably, the recycled exhaust module is configured to recycle excess exhaust from the regional exhaust pollution risk assessment module and then to monitor emissions via a secondary monitoring.
The invention has the technical effects and advantages that:
the method can improve the evaluation accuracy of the exhaust emission pollution of the drying furnace area in advance, and then can timely and accurately send out early warning of the drying furnace pollution, so that control end personnel have more coping time, the exhaust emission pollution environment is effectively prevented from happening, and the effects of energy conservation, recovery and emission reduction are achieved.
Drawings
FIG. 1 is a schematic flow chart of the present invention.
FIG. 2 is a schematic diagram of the method of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the invention provides an intelligent energy-saving recovery emission-reduction information management and control system for a drying furnace, which comprises a regional division module, a regional environmental parameter acquisition module, a regional environmental parameter monitoring module, a regional environmental parameter analysis module, a drying furnace exhaust gas early-warning processing module, a drying furnace safety database, a regional waste gas pollution risk assessment module and a waste gas recovery module.
The regional division module is connected with the regional environmental parameter acquisition module, the regional environmental parameter acquisition module is connected with the regional environmental parameter monitoring module, the regional environmental parameter monitoring module is connected with the regional environmental parameter analysis module, the regional environmental parameter analysis module is connected with the drying oven exhaust gas early-warning processing module, the drying oven exhaust gas early-warning processing module is connected with the drying oven safety database, the drying oven safety database is connected with the regional waste gas pollution risk assessment module, and the regional waste gas pollution risk assessment module is connected with the waste gas recovery module.
The region dividing module is used for dividing the target drying furnace into all monitoring subareas according to an equidistant dividing mode, and sequentially numbering all the monitoring subareas in the target drying furnace region as follows: 1,2,3 … … n; the equidistant partition is divided into an a-th exhaust port to an a+1-th exhaust port which are a monitoring subarea, and the equidistant partition is not less than the distance from the a-th exhaust port to the a+1-th exhaust port.
The regional environment parameter acquisition module is used for acquiring the environment parameters and the concentration of various gases in each appointed subarea in the target drying furnace region in real time by the acquisition tool. The collecting tool is provided with a sensor at each exhaust port, and environmental parameters are collected in real time, wherein the environmental parameters comprise the environmental temperature and the concentration of various exhaust gases.
The regional environment parameter monitoring module is used for monitoring the environment parameters of each appointed monitoring subarea in the target drying furnace region in real time to obtain the environment parameter values of each appointed monitoring subarea in the target drying furnace region; the regional environment parameter monitoring module obtains the environment parameter values of each appointed monitoring subarea in the target drying furnace region, and specifically comprises the following steps:
sampling the environmental gas corresponding to the appointed monitoring subarea by adopting an extraction mode through a sensor of each appointed monitoring subarea in the target drying furnace area to obtain an environmental gas sample with a preset volume in each appointed monitoring subarea in the target drying furnace area, and carrying out extraction on the target drying furnace areaMonitoring environmental gas samples with preset volumes in each designated monitoring subarea in the target drying furnace area to obtain the concentration of each kind of exhaust gas in each designated monitoring subarea in the target drying furnace area, and respectively marking the concentration of each kind of exhaust gas in each designated monitoring subarea in the target drying furnace area asR=1, 2,3 … … r, r denotes the number of the r-th designated monitoring subarea, j=1, 2,3 … … j, j denotes the j-th exhaust gas;
monitoring the environmental temperature of each appointed monitoring subarea in the target drying furnace area to obtain the environmental temperature of each appointed monitoring subarea in the target drying furnace area, and marking the environmental temperature of each appointed monitoring subarea in the target drying furnace area as。
The regional environment parameter analysis module is used for analyzing the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace region according to the environment parameter values of each appointed monitoring subarea in the target drying furnace region; the regional environment parameter analysis module is used for analyzing the environment influence indexes of the exhaust gas in each appointed monitoring regional in the target drying furnace region, and the specific analysis mode is as follows:
extracting standard concentration and safe temperature of various spontaneous combustion gases in an underground coal mine area stored in an underground drying furnace database, and respectively marking the standard unit volume concentration and safe temperature of various exhaust gases in the drying furnace area asAnd。
analyzing the exhaust gas safety influence weight index of each appointed monitoring subarea in the target drying furnace area:
wherein->Index of influence of gas environment, +.>Expressed as a safety factor corresponding to the concentration of the exhaust gas in the preset oven zone, +.>Expressed as a safety factor corresponding to the ambient temperature in the area of the oven preset, +.>Expressed as the concentration of the exhaust gas,/->Expressed as ambient temperature, Q expressed as the total gas concentration in the monitored area, < >>Is the standard concentration per unit volume of various exhaust gases, < + >>Expressed as safe temperature of various exhaust gases, +.>Expressed as other influencing factors->Expressed as an allowable difference between the preset safe temperature of the j-th type exhaust gas and the corresponding zone ambient temperature.
The drying furnace exhaust gas early warning processing module is used for comparing and analyzing the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace area and then carrying out corresponding processing measures. The gas emission gas early warning module of the drying furnace specifically comprises:
comparing the gas environment influence indexes of the exhaust gas of each appointed monitoring subarea in the target drying furnace area with a preset gas environment influence index threshold; if the gas environment influence index of a certain monitoring subarea in the target drying furnace area is larger than a preset gas environment influence index threshold, the condition that the target drying furnace area has excessive exhaust gas is indicated, and an excessive exhaust gas signal instruction needs to be sent to a monitoring end; and if the gas environment influence index of a certain monitoring subarea in the target drying furnace area is smaller than a preset gas environment influence index threshold value, the condition that the target drying furnace area is not excessive in exhaust gas is indicated, and the area exhaust gas pollution risk assessment module is executed.
The drying furnace safety database is used for storing standard concentration and safety temperature of various gases in the drying furnace area and storing historical environment parameters monitored in each monitoring subarea in the drying furnace area.
The regional exhaust gas pollution risk assessment module is used for extracting historical environment parameters of each appointed monitoring subarea in the drying furnace region in each preset historical period, analyzing exhaust gas pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace region, and carrying out corresponding treatment. The corresponding treatment mode includes, but is not limited to, transmitting the exhaust pollution risk assessment coefficient to the control end.
The regional exhaust pollution risk assessment module analyzes exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace region, and specifically comprises the following steps:
extracting historical environment parameters corresponding to each monitoring in each monitoring subarea in a drying furnace area stored in a drying furnace safety database, screening the historical environment parameters corresponding to each appointed monitoring subarea in the drying furnace area in each monitoring in a preset historical period, and respectively representing the environment temperature corresponding to each appointed monitoring subarea in the drying furnace area in each monitoring in the preset historical period and the concentration of each exhaust gas as B f And C f Where f=1, 2,3 … … f, f represents the f-th monitoring in the preset history period;
obtaining concentration change index of various exhaust gases in each appointed monitoring subarea in the target drying furnace area according to the concentration of various exhaust gases in each appointed monitoring subarea in the target drying furnace areaNumber of digits；
Obtaining an environmental temperature change index in each designated monitoring subarea in the target drying furnace area according to the environmental temperature in each designated monitoring subarea in the target drying furnace areaThe method comprises the steps of carrying out a first treatment on the surface of the The method for calculating the exhaust pollution risk assessment coefficient specifically comprises the following steps:
wherein->Expressed as exhaust gas pollution risk assessment coefficient, +.>Indicated as risk impact factor corresponding to a preset change in exhaust gas concentration, +.>Indicated as risk impact factor corresponding to preset ambient temperature change, < >>Expressed as an index of change in ambient temperature>Expressed as concentration variation indexes of various types of exhaust gas, and u is expressed as the number of types of exhaust gas.
The evaluation mode in the regional exhaust pollution risk evaluation module further comprises the following steps:
if the exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the target drying furnace areaIs greater than a preset exhaust gas pollution risk evaluation threshold value in the region of the drying oven>Comparison, i.e.)>The method includes the steps that the excessive exhaust gas in a target drying furnace area is indicated, information is transmitted to a control end, the control end needs to reduce gas emission, and the discharged excessive exhaust gas is recovered for secondary monitoring emission, so that environmental pollution is prevented; if->And if the exhaust gas is normal, monitoring.
The waste gas recovery module is used for recovering excessive waste gas in the regional waste gas pollution risk assessment module, and then the waste gas is discharged through secondary monitoring, so that the functions of energy conservation, recovery, energy conservation and emission reduction are achieved.
Referring to fig. 2, in this embodiment, it needs to be specifically described that the present invention provides a method for controlling intelligent energy-saving recovery and emission-reduction information of a drying furnace, including the following steps:
a01: dividing the target drying furnace into monitoring subareas according to an equidistant dividing mode, and sequentially numbering the monitoring subareas in the target drying furnace area as follows: 1,2,3 … … n;
a02: collecting the ambient temperature and the concentration of the exhaust gas in each appointed subarea in the target drying furnace area in real time;
a03: monitoring the environmental parameters of each appointed monitoring subarea in the target drying furnace area in real time to obtain the environmental parameter values of each appointed monitoring subarea in the target drying furnace area;
a04: analyzing the gas environment influence indexes of each specified monitoring subarea in the target drying furnace area according to the environment parameter values of each specified monitoring subarea in the target drying furnace area;
a05: based on the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace area, comparing and analyzing and then carrying out corresponding treatment measures;
a06: storing standard concentration and safe temperature of various gases in the drying furnace area, and storing historical environmental parameters monitored in each monitoring subarea in the drying furnace area;
a07: extracting historical environment parameters of each appointed monitoring subarea in the drying furnace area in each preset historical period, analyzing exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace area, and carrying out corresponding treatment;
a08: in the recovery area exhaust pollution risk assessment module, excessive exhaust gas is discharged for recovery, and then the discharge is monitored for the second time.
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (8)
1. An intelligent energy-saving recovery emission-reduction information management and control system of a drying furnace is characterized in that: comprises the following modules:
region dividing module: the method is used for dividing the target drying furnace into monitoring subareas according to an equidistant dividing mode, and sequentially numbering the monitoring subareas in the target drying furnace area as follows: 1,2,3 … … n;
regional environment parameter acquisition module: the collecting tool is used for collecting environmental parameters in each appointed subarea in the target drying furnace area in real time;
regional environment parameter monitoring module: the environment parameter monitoring system is used for monitoring the environment parameters of each appointed monitoring subarea in the target drying furnace area in real time to obtain the environment parameter values of each appointed monitoring subarea in the target drying furnace area;
regional environment parameter analysis module: the gas environment influence indexes of the specified monitoring subareas in the target drying furnace area are analyzed according to the environmental parameter values of the specified monitoring subareas in the target drying furnace area;
the early warning treatment module for the exhaust gas of the drying grate: based on the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace area, comparing and analyzing and then carrying out corresponding treatment measures;
oven safety database: the system is used for storing standard concentration and safe temperature of various gases in the drying furnace area and storing historical environmental parameters of each monitoring in each monitoring subarea in the drying furnace area;
regional exhaust pollution risk assessment module: the method comprises the steps of extracting historical environment parameters of each appointed monitoring subarea in a drying furnace area in a preset historical period, analyzing exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace area, and carrying out corresponding treatment;
and (3) recycling an exhaust gas module: for recovering excess exhaust gases from the regional exhaust pollution risk assessment module and then monitoring the emissions by a second time.
2. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the equidistant partition is divided into an a-th exhaust port to an a+1-th exhaust port which are a monitoring subarea, and the equidistant partition is not less than the distance from the a-th exhaust port to the a+1-th exhaust port.
3. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the collecting tool is provided with a sensor at each exhaust port, and environmental parameters are collected in real time, wherein the environmental parameters comprise the environmental temperature and the concentration of various exhaust gases.
4. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the regional environment parameter monitoring module obtains the environment parameter values of each appointed monitoring subarea in the target drying furnace region, and specifically comprises the following steps:
sampling the environmental gas of the corresponding appointed monitoring subarea by adopting an extraction mode through a sensor of each appointed monitoring subarea in the target drying furnace area to obtain environmental gas samples with preset volumes in each appointed monitoring subarea in the target drying furnace area, monitoring the environmental gas samples with preset volumes in each appointed monitoring subarea in the target drying furnace area, and obtaining the concentration of various exhaust gases in each appointed monitoring subarea in the target drying furnace areaThe concentration of each exhaust gas in each appointed monitoring subarea in the target drying furnace area is respectively marked asR=1, 2,3 … … r, r denotes the number of the r-th designated monitoring subarea, j=1, 2,3 … … j, j denotes the j-th exhaust gas;
monitoring the environmental temperature of each appointed monitoring subarea in the target drying furnace area to obtain the environmental temperature of each appointed monitoring subarea in the target drying furnace area, and marking the environmental temperature of each appointed monitoring subarea in the target drying furnace area as。
5. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the regional environment parameter analysis module is used for analyzing the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace, and the specific analysis mode is as follows:
analyzing the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace area:
wherein->Index of influence of gas environment, +.>Expressed as a safety factor corresponding to the concentration of the exhaust gas in the preset oven zone, +.>Expressed as a safety factor corresponding to the ambient temperature in the area of the oven preset, +.>Expressed as the concentration of the exhaust gas,/->Expressed as ambient temperature, Q expressed as the total gas concentration in the monitored area, < >>Expressed as standard unit volume concentration of various types of exhaust gas, < >>Expressed as safe temperature of various exhaust gases, +.>Expressed as other influencing factors->Expressed as an allowable difference between the preset safe temperature of the j-th type exhaust gas and the corresponding zone ambient temperature.
6. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the gas emission gas early warning module of the drying furnace specifically comprises:
comparing the gas environment influence indexes of each appointed monitoring subarea in the target drying furnace area with a preset gas environment influence index threshold; if the gas environment influence index of a certain monitoring subarea in the target drying furnace area is larger than a preset gas environment influence index threshold, the condition that the target drying furnace area has excessive exhaust gas is indicated, and an excessive exhaust gas signal instruction needs to be sent to a monitoring end; and if the gas environment influence index of a certain monitoring subarea in the target drying furnace area is smaller than a preset gas environment influence index threshold value, the condition that the target drying furnace area is not excessive in exhaust gas is indicated, and the area exhaust gas pollution risk assessment module is executed.
7. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the regional exhaust pollution risk assessment module analyzes exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the drying furnace region, and specifically comprises the following steps:
extracting historical environment parameters corresponding to each monitoring in each monitoring subarea in a drying furnace area stored in a drying furnace safety database, screening the historical environment parameters corresponding to each appointed monitoring subarea in the drying furnace area in each monitoring in a preset historical period, and respectively representing the environment temperature corresponding to each appointed monitoring subarea in the drying furnace area in each monitoring in the preset historical period and the concentration of each exhaust gas as B f And C f Where f=1, 2,3 … … f, f represents the f-th monitoring in the preset history period;
obtaining the concentration change index of the various exhaust gases in each appointed monitoring subarea in the target drying furnace area according to the concentration of the various exhaust gases in each appointed monitoring subarea in the target drying furnace area；
Obtaining an environmental temperature change index in each designated monitoring subarea in the target drying furnace area according to the environmental temperature in each designated monitoring subarea in the target drying furnace areaThe method comprises the steps of carrying out a first treatment on the surface of the The method for calculating the exhaust pollution risk assessment coefficient specifically comprises the following steps:
wherein->Expressed as exhaust gas pollution risk assessment coefficient, +.>Representation ofRisk influencing factor corresponding to a preset change in exhaust gas concentration +.>Indicated as risk impact factor corresponding to preset ambient temperature change, < >>Expressed as an index of change in ambient temperature>Expressed as concentration variation indexes of various types of exhaust gas, and u is expressed as the number of types of exhaust gas.
8. The intelligent energy-saving recycling and emission-reducing information management and control system for a drying furnace according to claim 1, wherein the system is characterized in that: the evaluation mode in the regional exhaust pollution risk evaluation module further comprises the following steps:
if the exhaust pollution risk assessment coefficients of each appointed monitoring subarea in the target drying furnace areaIs greater than a preset exhaust gas pollution risk evaluation threshold value in the region of the drying oven>Comparison, i.e.)>The method includes the steps that the excessive exhaust gas in a target drying furnace area is indicated, information is transmitted to a control end, the control end needs to reduce gas emission, and the discharged excessive exhaust gas is recovered for secondary monitoring emission, so that environmental pollution is prevented; if->And if the exhaust gas is normal, monitoring.
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