CN113707232B - Catalyst management system and catalyst monitoring method - Google Patents
Catalyst management system and catalyst monitoring method Download PDFInfo
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Abstract
The invention provides a catalyst management system and a catalyst monitoring method, wherein the catalyst management system comprises: the pre-installation judging module is used for judging and calculating the performance parameters of the catalyst before the catalyst is installed and used, and judging whether the catalyst meets the use standard or not; the real-time diagnosis module is used for acquiring the operation parameters of the catalyst at each moment in real time in the use process of the catalyst, detecting the catalyst and judging whether the operation of the catalyst is abnormal or not; and the service life calculation module is used for calculating the service life residual value of the catalyst according to the initial parameters of the catalyst or the operation parameters of the catalyst acquired last time if the catalyst meets the use standard or the catalyst runs normally. By implementing the method, the catalyst can be tracked and detected in all links from the installation of the catalyst to the end of the use of the catalyst, so that the problems in operation are effectively solved in time, and the service life of the catalyst is prolonged to a certain extent.
Description
Technical Field
The invention relates to the technical field of atmospheric pollutant control, in particular to a catalyst management system and a catalyst monitoring method.
Background
The catalyst is a common substance in the production process, and usually the use unit does not have related personnel with operation and maintenance experience and catalyst management experience, so the use unit can be directly put into use after purchasing the catalyst, and the catalyst cannot be comprehensively diagnosed and analyzed in the use process, so that the common technician can hardly find problems in advance from data and timely put forward a solution to solve the problems, and the management of the catalyst is often in a passive state.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect that the catalyst is difficult to find in time in the prior art, so as to provide a catalyst management system and a catalyst monitoring method.
The first aspect of the present invention provides a catalyst management system comprising: the pre-installation judging module is used for carrying out judging operation on the performance parameters of the catalyst before the catalyst is installed and used, and judging whether the catalyst meets the use standard or not based on the judging operation result; the real-time diagnosis module is used for acquiring the operation parameters of the catalyst at each moment in real time in the use process of the catalyst, detecting the catalyst and judging whether the operation of the catalyst is abnormal or not; and the service life calculation module is used for calculating the service life residual value of the catalyst according to the initial parameters of the catalyst or the operation parameters of the catalyst acquired last time if the catalyst meets the use standard or the catalyst runs normally.
In an optional embodiment, in the catalyst management system provided by the embodiment of the present invention, the performance parameter of the catalyst includes a plurality of index values, and the pre-installation determining module includes: the judging and operating sub-module is used for carrying out judging and operating according to each index value and the index threshold value corresponding to each index value to obtain a judging and operating result corresponding to each index value; the catalyst performance quantization sub-module is used for calculating weighted sum data according to the discrimination operation result corresponding to each index value and the weight coefficient corresponding to each index value, and determining the weighted sum data as a performance value of the catalyst; and the performance detection submodule is used for judging whether the catalyst meets the use standard according to the performance value of the catalyst and the standard threshold value.
In an alternative embodiment, the catalyst management system provided in the embodiment of the present invention further includes: and the solution matching module is used for determining the cause of the catalyst abnormality according to the operation parameters and determining an abnormality solution according to the cause of the catalyst abnormality if the catalyst is abnormal in operation, and treating the catalyst by adopting the abnormality solution.
In an alternative embodiment, the catalyst management system provided in the embodiment of the present invention further includes: the solution receiving module is used for receiving an abnormal solution for solving the abnormal operation of the catalyst sent by the terminal equipment, and treating the catalyst by adopting the abnormal solution.
In an alternative embodiment, in the catalyst management system provided by the embodiment of the present invention, the life calculation module calculates the life remaining value by the following formula:
wherein t represents the catalyst life remainder (h), r represents the catalyst deactivation rate (m/h), η represents the denitration efficiency (%), A v Represents the catalyst surface velocity (m/h), K 0 Represents the initial activity (M/h) of the catalyst, M R Represents the ammonia nitrogen molar ratio.
In an alternative embodiment, the catalyst management system provided in the embodiment of the present invention further includes: and the data storage module is used for storing the performance parameters of the catalyst and the operation parameters of the catalyst at different moments in the operation process.
The second aspect of the present invention provides a catalyst monitoring method comprising: before the catalyst is installed and used, judging operation is carried out on the performance parameters of the catalyst, and whether the catalyst meets the use standard is judged based on the judging operation result; if the catalyst meets the use standard, calculating the service life residual value of the catalyst according to the initial parameters of the catalyst; in the use process of the catalyst, the operation parameters of the catalyst at each moment are obtained in real time, the catalyst is detected, and whether the operation of the catalyst is abnormal or not is judged; if the catalyst is used normally, calculating the service life residual value of the catalyst according to the operation parameters of the catalyst acquired last time.
Optionally, the method for monitoring the catalyst provided by the invention further comprises the steps of determining the cause of the catalyst abnormality according to the operation parameters if the catalyst is abnormal in operation, determining an abnormality solution according to the cause of the catalyst abnormality, and treating the catalyst by adopting the abnormality solution; and returning to the step of detecting the catalyst according to the operation parameters of the catalyst and judging whether the operation of the catalyst is abnormal.
The technical scheme of the invention has the following advantages:
according to the catalyst management system and the catalyst monitoring method, before the catalyst is installed and used, the catalyst is judged and calculated to determine whether the catalyst meets the use standard or not, the catalyst is installed and used only when the catalyst meets the use standard, in the process of using the catalyst, the operation parameters of the catalyst at different moments are obtained in real time, the operation condition of the catalyst is detected, the problems of the catalyst in the process of using the catalyst can be found and solved in time through the implementation of the catalyst management system, the service life of the catalyst is prolonged to a certain extent, when the catalyst management system is implemented, the service life residual value of the catalyst is detected before the catalyst is installed and used, and the service life residual value of the catalyst is calculated in real time according to the operation parameters obtained in real time during the operation of the catalyst, so that the accurate calculation of the service life of the catalyst is realized. Therefore, by implementing the method, the catalyst can be tracked and detected in all links from the installation of the catalyst to the end of the use of the catalyst, so that the problems in operation can be effectively solved in time, and the service life of the catalyst is prolonged to a certain extent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic block diagram of one specific example of a catalyst management system in an embodiment of the invention;
FIG. 2 is a flow chart of one specific example of a catalyst monitoring method in an embodiment of the invention;
fig. 3 is a schematic block diagram of a computer device in an embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. 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.
In the description of the present invention, it should be noted that technical features of different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
An embodiment of the present invention provides a catalyst management system, as shown in fig. 1, including:
and the pre-installation judging module is used for carrying out judging operation on the performance parameters of the catalyst before the catalyst is installed and used, and judging whether the catalyst meets the use standard or not based on the judging operation result. In the embodiment of the invention, the catalyst is a denitration catalyst.
In an alternative embodiment, the performance parameters of the catalyst include physicochemical parameters and operating characteristics, the performance parameters of the catalyst being obtained by performance testing of the catalyst prior to installation for use.
In an alternative embodiment, the physicochemical and operational characteristics parameters include catalyst appearance, geometry, compressive/adhesive strength, attrition rate, pore volume and pore size, specific surface area, major chemical composition and content, elemental analysis, activity, SO2/SO3 conversion, ammonia slip, denitration efficiency, and the like.
In an alternative embodiment, the performance of the catalyst may be detected after the catalyst leaves the factory, the performance parameter of the catalyst is obtained, and the performance parameter is stored, when the catalyst needs to be used, the performance parameter of the catalyst is called to judge whether the catalyst meets the use standard, if yes, the catalyst is installed for use, and if not, the catalyst can be returned to the manufacturer.
And the real-time diagnosis module is used for acquiring the operation parameters of the catalyst at each moment in real time in the use process of the catalyst, detecting the catalyst and judging whether the operation of the catalyst is abnormal.
In an alternative embodiment, during the use of the catalyst, the operation parameters of the catalyst at each moment may be periodically acquired, and the operation condition of the catalyst may be detected according to the operation parameters after the operation parameters are acquired.
In an alternative embodiment, the operating parameters of the catalyst acquired in real time include inlet NO X /(dry basis, 6% O) 2 ) Outlet NO X /(dry basis, 6% O) 2 ) Denitration efficiency, ammonia escape rate, SO 2 /SO 3 Conversion rate, ammonia nitrogen mole ratio, current running time of the catalyst, elapsed time of the catalyst, differential pressure between an inlet and an outlet of a system where the catalyst is positioned, temperature drop and the like.
In an alternative embodiment, the operating condition of the catalyst may be detected based on the values of the operating parameters and parameter thresholds corresponding to the operating parameters. The parameter threshold value corresponding to each operating parameter may be determined according to industry standards and/or protocols, etc.
In the embodiment of the invention, the operation condition of the catalyst is detected according to the operation parameters of the catalyst obtained in real time, so that the abnormality existing in the operation process of the catalyst can be found in time, and the problem in the operation process can be solved in time.
And the service life calculation module is used for calculating the service life residual value of the catalyst according to the initial parameters of the catalyst or the operation parameters of the catalyst acquired last time if the catalyst meets the use standard or the catalyst runs normally.
In an alternative embodiment, before the catalyst is installed, when the pre-installation judging module detects that the catalyst meets the use standard, the service life calculating module is called to calculate the service life residual value of the catalyst, when the real-time diagnosis module judges that the catalyst is normal in operation in the catalyst use process, the service life calculating module is called to calculate the service life residual value of the catalyst, when the real-time diagnosis module judges that the catalyst is abnormal in operation, the operation state of the catalyst is treated first until the operation of the catalyst is recovered to be normal, and then the service life calculating module is called to calculate the service life residual value of the catalyst.
In an alternative embodiment, the life remaining value calculated before the catalyst is used is an ideal state value, and because more uncertain factors exist in the operation process of the catalyst, the actual life of the catalyst is different from the life remaining value calculated before the catalyst is used, so that in order to realize accurate calculation of the life remaining value of the catalyst, in the embodiment of the invention, the life remaining value of the catalyst is calculated before the catalyst is used, the operation parameters of the catalyst are obtained in real time in the operation process of the catalyst, and the life remaining value of the catalyst is calculated in real time.
According to the catalyst management system provided by the embodiment of the invention, before the catalyst is installed and used, the catalyst is firstly judged and calculated to determine whether the catalyst meets the use standard, and the catalyst is installed and used only when the catalyst meets the use standard. Therefore, by implementing the method, the catalyst can be tracked and detected in all links from the installation of the catalyst to the end of the use of the catalyst, so that the problems in operation can be effectively solved in time, and the service life of the catalyst is prolonged to a certain extent.
In an alternative embodiment, the life calculation module calculates the life remainder by the following formula:
wherein t represents the catalyst life remainder (h), r represents the catalyst deactivation rate (m/h), η represents the denitration efficiency (%), A v Representing a catalystFace velocity (m/h), K 0 Represents the initial activity (M/h) of the catalyst, M R Represents the ammonia nitrogen molar ratio.
Illustratively, the operating parameters obtained by the catalyst management system and the calculated residual life values are shown in the following table:
TABLE 1
| Project | Unit (B) | Detection result |
| Inlet NO X /(dry basis, 6% O) 2 ) | mg/m 3 | 401.1 |
| Outlet NO X /(dry basis, 6% O) 2 ) | mg/m 3 | 42 |
| Denitration efficiency | ％ | 89.50 |
| Ammonia slip rate | ppm | 1.3 |
| SO 2 /SO 3 Conversion rate | ％ | 0.96 |
| Molar ratio of ammonia nitrogen | / | 0.902 |
| Current run time of catalyst | h | 12964.0 |
| Calculating the elapsed time of the catalyst | h | 13946.6 |
| Calculating the residual value of life | h | 10053.4 |
In an alternative embodiment, the performance parameters of the catalyst include a number of criteria, including, for example, catalyst appearance, geometry, compressive/adhesive strength, attrition rate, pore volume and pore diameter, specific surface area, primary chemical composition and content, elemental analysis, activity, SO 2 /SO 3 Conversion rate, ammonia escape, denitration efficiency etc., the discrimination module includes before the installation:
and the judging and operating sub-module is used for carrying out judging and operating on each index according to the detection value of each index and the index threshold value of each index to obtain the judging and operating result of each index.
In an alternative embodiment, the index threshold for each index may be determined based on catalyst industry standards and contractual or agreed requirements at the time of catalyst production.
And the catalyst performance quantization sub-module is used for calculating weighted sum data according to the discrimination operation result of each index and the weight coefficient of each index, and determining the weighted sum data as the performance value of the catalyst.
In an alternative embodiment, for any index, when the detection value of the index is within the range of the index threshold value of the index, multiplying the preset total score value with the weight of the index to obtain the weighted value of the index; when the detection value of the index is out of the index threshold range of the index, the weighting value of the index is as follows: preset total score x weight x (1- |detection value-index threshold|). And after the weighted values of the indexes are obtained through calculation, adding the weighted values of all the indexes to obtain weighted sum data.
Illustratively, in the embodiment shown in Table 2 below, the detected value is compared to an indicator threshold, and a total score of 100 is preset. Taking the first index as an example, the weight of the first index is 0.1, the detection result is 81.67, the first index is positioned in the range of an index threshold value, and the weight value of the first index is 100 x 0.1=10 minutes; if the detection value is 79.99, which is not within the range of the index threshold, the detection value is lower than the standard 80-79.99=0.01, namely 1%, and the score is 100×0.1×99% =9.9. The scores are added to obtain a total score.
And the performance detection submodule is used for judging whether the catalyst meets the use standard according to the performance value of the catalyst and the standard threshold value.
TABLE 2
In an alternative embodiment, the catalyst management system provided in the embodiment of the present invention further includes:
and the solution matching module is used for determining the cause of the catalyst abnormality according to the operation parameters and determining an abnormality solution according to the cause of the catalyst abnormality if the catalyst is abnormal in operation, and treating the catalyst by adopting the abnormality solution.
In an alternative embodiment, a plurality of operation parameters are generated in the process of using the catalyst, when one of the operation parameters is abnormal, the abnormal operation of the catalyst is judged, in an alternative embodiment, each type of operation parameters corresponds to a respective threshold range, and when the value of one of the operation parameters is not in the threshold range corresponding to the operation parameter, the abnormal operation of the catalyst is judged.
In an alternative embodiment, the cause of abnormality of each operation parameter and the solution corresponding to each cause of abnormality may be stored in advance, and when it is determined that the operation of the catalyst is abnormal, the operation parameter in which abnormality occurs is determined first, and then the cause of abnormality of the operation parameter in which abnormality occurs is determined, so that the solution is obtained.
In an alternative embodiment, if there are multiple abnormality reasons that may cause the abnormality of the operation parameter, and solutions corresponding to each abnormality reason are different from each other, when matching the solutions, the abnormality reason that causes the abnormality of the operation parameter may be verified in combination with other operation parameters, and then the solution corresponding to the abnormality reason is determined as an abnormality solution for solving the abnormality of the operation of the catalyst.
Illustratively, the following parameters are monitored in operation: denitration system efficiency, reducing agent flow, ammonia slip, catalyst inlet and outlet NOX, temperature, pressure and oxygen content.
Setting thresholds for the parameters under different unit loads, for example, setting the denitration efficiency to be 86% at the lowest value, and when the denitration efficiency is monitored to be lower than 86%, generating the abnormality because the flow of the reducing agent is less, wherein the scheme for solving the problem is to increase the flow of the reducing agent to enable the denitration efficiency to be raised to more than 86; in another example, the set load of the unit is 150MW, and the NO is at the outlet of the catalyst X Concentration is 35mg/m 3 When the maximum threshold value is exceeded, the reason may be that the inlet NOX concentration is too high under the load of the unit, the inlet smoke temperature is not high enough, the flow rate of the reducing agent is not sufficient, and at the moment, judgment is made to detect the inlet NOX respectively X Concentration, inlet smoke temperature, reductant flow rate and their corresponding thresholds are compared, and a protocol is then selected based on the results.
In an alternative embodiment, the catalyst management system provided in the embodiment of the present invention further includes: the solution receiving module is used for receiving an abnormal solution for solving the abnormal operation of the catalyst sent by the terminal equipment, and treating the catalyst by adopting the abnormal solution.
In an alternative embodiment, when the catalyst is abnormally operated, the operation parameters may be transmitted to the mobile terminal, the user may acquire the catalyst operation parameters through the mobile terminal, determine a solution according to experience, and transmit the abnormal solution to the solution receiving module through the mobile terminal.
In an alternative embodiment, when the catalyst is in abnormal operation, the operation parameters can be directly sent to the mobile terminal, and the user provides an abnormal solution; the solution matching module can also be used for determining an abnormal solution, and when the abnormal solution cannot be matched by the solution matching module or the abnormal solution matched by the solution matching module cannot be used normally, the operation parameters are sent to the mobile terminal, and the abnormal solution is provided by a user.
In an alternative embodiment, if the solution matching module does not match the abnormal solution, or if the catalyst is normally used when the abnormal solution matched by the solution matching module is not available, the operation parameters causing the abnormal operation and the received abnormal solution are stored correspondingly if the abnormal solution received by the solution receiving module can make the catalyst normally used, and then the abnormal solution can be determined more quickly when the same abnormality is encountered later.
In an alternative embodiment, the catalyst management system provided in the embodiment of the present invention further includes: and the data storage module is used for storing the performance parameters of the catalyst and the operation parameters of the catalyst at different moments in the operation process. The description of the performance parameters and the operation parameters is given in the above embodiments, and is not repeated here.
In an alternative embodiment, the data storage module may also store factory parameters for the catalyst, for example, as shown in table 3 below:
TABLE 3 Table 3
In an optional embodiment, the catalyst management system provided by the embodiment of the invention further comprises a display module, wherein the display module can be any device capable of displaying information, such as a display screen, and values obtained by the pre-installation judging module, the real-time diagnosis module and the service life calculation module can be output to the display module for display.
For example, when the pre-installation discrimination module determines that the catalyst does not meet the use standard, a warning signal may be output to the presentation module; when the real-time diagnosis module detects abnormal operation of the catalyst, an alarm signal is output to display; after the life calculation module calculates the life remaining value of the catalyst, the life remaining value is output to the display module, and a user can know the life remaining value of the catalyst through the display module.
The embodiment of the invention provides a catalyst monitoring method, as shown in fig. 2, comprising the following steps:
step S21: and before the catalyst is installed and used, performing a discrimination operation on the performance parameters of the catalyst, and judging whether the catalyst meets the use standard or not based on the discrimination operation result. The details are described in the above embodiments, and are not repeated here.
If the catalyst meets the use criteria, step S22 is performed.
Step S22: and calculating the life remaining value of the catalyst according to the initial parameters of the catalyst. The details are described in the above embodiments, and are not repeated here.
Step S23: in the use process of the catalyst, the operation parameters of the catalyst at each moment are obtained in real time, the catalyst is detected, and whether the operation of the catalyst is abnormal or not is judged. The details are described in the above embodiments, and are not repeated here.
If the catalyst is operating normally, step S24 is performed.
Step S24: and calculating the service life residual value of the catalyst according to the operation parameters of the catalyst acquired last time. The details are described in the above embodiments, and are not repeated here.
According to the catalyst monitoring method provided by the invention, before the catalyst is installed and used, the catalyst is firstly judged and calculated to determine whether the catalyst meets the use standard, the catalyst is installed and used only when the catalyst meets the use standard, in the process of using the catalyst, the operation parameters of the catalyst at different moments are obtained in real time, the operation condition of the catalyst is detected, the problems of the catalyst in the process of using the catalyst can be found and solved in time by executing the embodiment of the invention, the service life of the catalyst is prolonged to a certain extent, in the process of executing the embodiment of the invention, the service life residual value of the catalyst is detected before the catalyst is installed and used, and in the process of operating the catalyst, the service life residual value of the catalyst is calculated in real time according to the operation parameters obtained in real time, so that the accurate calculation of the service life of the catalyst is realized. Therefore, by implementing the embodiment of the invention, the catalyst can be tracked and detected in all links from the installation of the catalyst to the end of the use of the catalyst, so that the problems in operation can be effectively solved in time, and the service life of the catalyst can be prolonged to a certain extent.
In an alternative embodiment, if the catalyst is abnormal in operation, determining the cause of the abnormality of the catalyst according to the operation parameters, determining an abnormality solution according to the cause of the abnormality of the catalyst, and treating the catalyst by adopting the abnormality solution; and returning to the step of acquiring the operation parameters of the catalyst at each moment in real time, detecting the catalyst and judging whether the operation of the catalyst is abnormal. The details are referred to the above embodiments, and are not described herein.
An embodiment of the present invention provides a computer device, as shown in fig. 3, where the computer device mainly includes one or more processors 31 and a memory 32, and one processor 31 is illustrated in fig. 3.
The computer device may further include: an input device 33 and an output device 34.
The processor 31, the memory 32, the input device 33 and the output device 34 may be connected by a bus or otherwise, in fig. 3 by way of example.
The processor 31 may be a central processing unit (Central Processing Unit, CPU). The processor 31 may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), field programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or a combination thereof. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The memory 32 may include a storage program area that may store an operating system, at least one application program required for functions, and a storage data area; the storage data area may store data created according to the use of the catalyst management system, etc. In addition, the memory 32 may include high-speed random access memory, and may also include non-transitory memory, such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device. In some embodiments, memory 32 may optionally include memory located remotely from processor 31, which may be connected to the catalyst management system via a network. The input device 33 may receive a user entered calculation request (or other numeric or character information) and generate key signal inputs related to the catalyst management system. The output device 34 may include a display device such as a display screen for outputting the calculation result.
Embodiments of the present invention provide a computer-readable storage medium storing computer instructions, the computer-readable storage medium storing computer-executable instructions that are executable to perform the catalyst monitoring method of any of the method embodiments described above. The storage medium may be a magnetic Disk, an optical Disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a Flash Memory (Flash Memory), a Hard Disk (HDD), or a Solid State Drive (SSD); the storage medium may also comprise a combination of memories of the kind described above.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (9)
1. A catalyst management system, comprising:
the pre-installation judging module is used for carrying out judging operation on the performance parameters of the catalyst before the catalyst is installed and used, and judging whether the catalyst meets the use standard or not based on the judging operation result;
the real-time diagnosis module is used for acquiring the operation parameters of the catalyst at each moment in real time in the use process of the catalyst, detecting the catalyst and judging whether the operation of the catalyst is abnormal or not;
the service life calculation module is used for calculating the service life residual value of the catalyst according to the initial parameters of the catalyst or the operation parameters of the catalyst acquired last time if the catalyst meets the use standard or the catalyst operates normally;
the performance parameters of the catalyst comprise a plurality of indexes, and the pre-installation judging module comprises:
the judging and operating sub-module is used for carrying out judging and operating on each index according to the detection value of each index and the index threshold value of each index to obtain the judging and operating result of each index;
the catalyst performance quantization sub-module is used for calculating weighted sum data according to the discrimination operation result of each index and the weight coefficient of each index, and determining the weighted sum data as the performance value of the catalyst;
and the performance detection submodule is used for judging whether the catalyst meets the use standard according to the performance value of the catalyst and the standard threshold value.
2. The catalyst management system of claim 1, further comprising:
and the solution matching module is used for determining the cause of the catalyst abnormality according to the operation parameters and determining an abnormality solution according to the cause of the catalyst abnormality if the catalyst is abnormal in operation, and treating the catalyst by adopting the abnormality solution.
3. The catalyst management system according to claim 1 or 2, further comprising:
the solution receiving module is used for receiving an abnormal solution sent by the terminal equipment and used for solving the abnormal operation of the catalyst, and the abnormal solution is adopted to treat the catalyst.
4. The catalyst management system of claim 1, wherein the life calculation module calculates the residual life value by the formula:
wherein t represents the catalyst life remainder (h), r represents the catalyst deactivation rate (m/h), η represents the denitration efficiency (%), A v Represents the catalyst surface velocity (m/h), K 0 Represents the initial activity (M/h) of the catalyst, M R Represents the ammonia nitrogen molar ratio.
5. The catalyst management system of claim 1, further comprising:
and the data storage module is used for storing the performance parameters of the catalyst and the operation parameters of the catalyst at different moments in the operation process.
6. A method of monitoring a catalyst, comprising:
before the catalyst is installed and used, judging operation is carried out on the performance parameters of the catalyst, and whether the catalyst meets the use standard is judged based on the judging operation result;
if the catalyst meets the use standard, calculating the service life residual value of the catalyst according to the initial parameters of the catalyst;
in the use process of the catalyst, acquiring the operation parameters of the catalyst at each moment in real time, detecting the catalyst, and judging whether the operation of the catalyst is abnormal or not;
if the catalyst runs normally, calculating the service life residual value of the catalyst according to the operation parameters of the catalyst collected last time;
the performance parameters of the catalyst comprise a plurality of indexes, the performance parameters of the catalyst are judged and calculated before the catalyst is installed and used, and whether the catalyst meets the use standard or not is judged based on the judging and calculating result, and the method comprises the following steps:
performing discrimination operation on each index according to the detection value of each index and the index threshold value of each index to obtain discrimination operation results of each index;
calculating weighted sum data according to the discrimination operation result of each index and the weight coefficient of each index, and determining the weighted sum data as the performance value of the catalyst;
judging whether the catalyst meets the use standard according to the performance value of the catalyst and the standard threshold value.
7. The catalyst monitoring method according to claim 6, further comprising:
if the operation of the catalyst is abnormal, determining the cause of the abnormality of the catalyst according to the operation parameters, determining an abnormality solution according to the cause of the abnormality of the catalyst, and treating the catalyst by adopting the abnormality solution; and returning to the step of acquiring the operation parameters of the catalyst at each moment in real time, detecting the catalyst and judging whether the operation of the catalyst is abnormal.
8. A computer device, comprising:
at least one processor; and a memory communicatively coupled to the at least one processor; wherein the memory stores instructions executable by the at least one processor to perform the catalyst monitoring method of claim 6 or 7.
9. A computer-readable storage medium storing computer instructions for causing the computer to execute the catalyst monitoring method according to claim 6 or 7.
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| CN202111045878.3A CN113707232B (en) | 2021-09-07 | 2021-09-07 | Catalyst management system and catalyst monitoring method |
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