CN-115292881-B - Cement kiln node parameter association verification method and device

CN115292881BCN 115292881 BCN115292881 BCN 115292881BCN-115292881-B

Abstract

The invention provides a cement kiln node parameter association verification method and device, which relate to the technical field of engineering and comprise the steps of obtaining target operation parameters of a cement kiln; the method comprises the steps of obtaining relevant operation parameters corresponding to target operation parameters according to a production process of the cement kiln, determining a data verification interval of the target operation parameters based on the relevant operation parameters, determining a feedback adjustment scheme corresponding to the relevant operation parameters based on the target operation parameters and the relevant operation parameters when the target operation parameters are not covered by the data verification interval, and adjusting the target operation parameters according to the feedback adjustment scheme.

Inventors

LIU PENGFEI
CUI YANSHUAI
LIU WEIMIN
HAO LIWEI
YANG JINBIAO
HUANG HAILIN
WANG XIAOWEN

Assignees

北京建筑材料科学研究总院有限公司

Dates

Publication Date: 20260512
Application Date: 20220624

Claims (7)

1. The cement kiln node parameter association verification method is characterized by comprising the following steps of: Obtaining target operation parameters of the cement kiln; Acquiring associated operation parameters corresponding to the target operation parameters according to the production process of the cement kiln; determining a data verification interval of the target operating parameter based on the associated operating parameter; Determining a feedback adjustment scheme corresponding to the associated operating parameter based on the target operating parameter and the associated operating parameter under the condition that the target operating parameter is not covered by the data verification interval, and adjusting the target operating parameter according to the feedback adjustment scheme; Wherein, according to the production process of the cement kiln, the obtaining the associated operation parameters corresponding to the target operation parameters comprises the following steps: under the condition that the target operation parameters are kiln tail smoke chamber oxygen content parameters, acquiring the corresponding related operation parameters of the kiln tail smoke chamber oxygen content parameters, namely kiln head coal consumption parameters, kiln tail smoke chamber nitrogen oxide concentration parameters and kiln tail smoke chamber carbon monoxide concentration parameters, according to the internal operation logic of the production process; Or under the condition that the target operation parameter is a kiln tail smoke chamber temperature parameter, acquiring the associated operation parameter corresponding to the kiln tail smoke chamber temperature parameter as a kiln head coal consumption parameter, a kiln tail smoke chamber oxygen concentration parameter, a firing zone temperature parameter and a kiln tail smoke chamber carbon monoxide concentration parameter according to the internal operation logic of the production process; Wherein, based on the target operation parameter and the associated operation parameter, determining a feedback adjustment scheme corresponding to the associated operation parameter includes: Determining a parameter anomaly factor based on the target operating parameter and the associated operating parameter; determining a feedback adjustment scheme corresponding to the associated operation parameter based on the parameter abnormality factor; wherein, based on the parameter anomaly factors, determining a feedback adjustment scheme corresponding to the associated operation parameters includes: Under the condition that the parameter abnormal factors are ventilation abnormal factors in the kiln or coal consumption abnormal factors for kiln heads, adjusting the tertiary air flashboard according to a preset size by an executing mechanism; And after the tertiary air flashboard is adjusted for N times, adjusting the coal consumption of the kiln head under the condition that the oxygen content parameter of the kiln tail smoke chamber is not covered by the data verification interval of the target operation parameter.
2. The method for verifying the association of the node parameters of the cement kiln according to claim 1, wherein the step of obtaining the association operation parameters corresponding to the target operation parameters according to the production process of the cement kiln comprises the following steps: And under the condition that the target operation parameter is the inlet static pressure parameter of the high-temperature fan, acquiring the related operation parameter corresponding to the inlet static pressure parameter of the high-temperature fan as the rotating speed of the high-temperature fan, the outlet static pressure parameter of the preheater and the outlet static pressure parameter of the decomposing furnace.
3. The method for verifying the association of the parameters of the nodes of the cement kiln according to claim 1, wherein the determining the feedback adjustment scheme corresponding to the associated operation parameters based on the parameter anomaly factors comprises: and under the condition that the parameter abnormality factor is an instrument accuracy abnormality factor, starting a back flushing function of the smoke analyzer.
4. A cement kiln node parameter association verification device, comprising: the first acquisition module is used for acquiring target operation parameters of the cement kiln; The second acquisition module is used for acquiring the associated operation parameters corresponding to the target operation parameters according to the production process of the cement kiln; The determining module is used for determining a data verification interval of the target operation parameter based on the associated operation parameter; The adjustment module is used for determining a feedback adjustment scheme corresponding to the associated operation parameter based on the target operation parameter and the associated operation parameter under the condition that the target operation parameter is not covered by the data verification interval, and adjusting the target operation parameter according to the feedback adjustment scheme; Wherein, according to the production process of the cement kiln, the obtaining the associated operation parameters corresponding to the target operation parameters comprises the following steps: under the condition that the target operation parameters are kiln tail smoke chamber oxygen content parameters, acquiring the corresponding related operation parameters of the kiln tail smoke chamber oxygen content parameters, namely kiln head coal consumption parameters, kiln tail smoke chamber nitrogen oxide concentration parameters and kiln tail smoke chamber carbon monoxide concentration parameters, according to the internal operation logic of the production process; Or under the condition that the target operation parameter is a kiln tail smoke chamber temperature parameter, acquiring the associated operation parameter corresponding to the kiln tail smoke chamber temperature parameter as a kiln head coal consumption parameter, a kiln tail smoke chamber oxygen concentration parameter, a firing zone temperature parameter and a kiln tail smoke chamber carbon monoxide concentration parameter according to the internal operation logic of the production process; Wherein, based on the target operation parameter and the associated operation parameter, determining a feedback adjustment scheme corresponding to the associated operation parameter includes: Determining a parameter anomaly factor based on the target operating parameter and the associated operating parameter; determining a feedback adjustment scheme corresponding to the associated operation parameter based on the parameter abnormality factor; wherein, based on the parameter anomaly factors, determining a feedback adjustment scheme corresponding to the associated operation parameters includes: Under the condition that the parameter abnormal factors are ventilation abnormal factors in the kiln or coal consumption abnormal factors for kiln heads, adjusting the tertiary air flashboard according to a preset size by an executing mechanism; And after the tertiary air flashboard is adjusted for N times, adjusting the coal consumption of the kiln head under the condition that the oxygen content parameter of the kiln tail smoke chamber is not covered by the data verification interval of the target operation parameter.
5. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the cement kiln node parameter verification association method of any one of claims 1 to 3 when the program is executed by the processor.
6. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the cement kiln node parameter association verification method of any one of claims 1 to 3.
7. A computer program product comprising a computer program which when executed by a processor implements a cement kiln node parameter association verification method as claimed in any one of claims 1 to 3.

Description

Cement kiln node parameter association verification method and device Technical Field The invention relates to the technical field of engineering, in particular to a cement kiln node parameter association verification method and device. Background At present, a novel dry process is mainly adopted in cement production, automation is basically realized in control, an expert control system is gradually developed in recent years, an intelligent factory is built, but due to various reasons, the construction of the factory also has a certain problem, especially the accuracy of acquired parameters is problematic, and because the accuracy of the parameters is influenced by actual measuring points of the factory, data transmission distortion, the measuring accuracy of an instrument, and the like, individual data distortion often causes influence on the whole production process. Therefore, how to better judge abnormal parameters, ensure the reality and accuracy of data, and more efficiently and automatically control the production system in an intelligent feedback manner, thereby reducing the labor intensity of workers, and becoming a problem to be solved in the industry. Disclosure of Invention The invention provides a cement kiln node parameter association verification method and device, which are used for solving the defect that parameters are easy to cause problems in the cement kiln production process in the prior art, so that the integral production process is influenced. The invention provides a cement kiln node parameter association verification method, which comprises the following steps: Obtaining target operation parameters of the cement kiln; Acquiring associated operation parameters corresponding to the target operation parameters according to the production process of the cement kiln; determining a data verification interval of the target operating parameter based on the associated operating parameter; And under the condition that the target operation parameters are not covered by the data verification interval, determining a feedback adjustment scheme corresponding to the associated operation parameters based on the target operation parameters and the associated operation parameters, and adjusting the target operation parameters according to the feedback adjustment scheme. According to the method for verifying the association of the node parameters of the cement kiln, which is provided by the invention, the associated operation parameters corresponding to the target operation parameters are obtained according to the production process of the cement kiln, and the method comprises the following steps: under the condition that the target operation parameter is a kiln tail smoke chamber oxygen content parameter, acquiring the corresponding related operation parameter of the kiln tail smoke chamber oxygen content parameter as a kiln head coal consumption parameter and a kiln tail smoke chamber carbon monoxide concentration parameter according to the internal operation logic of the production process; or under the condition that the target operation parameter is a kiln tail smoke chamber temperature parameter, acquiring the associated operation parameter corresponding to the kiln tail smoke chamber temperature parameter as a kiln head coal consumption parameter, a kiln tail smoke chamber oxygen concentration parameter, a firing zone temperature parameter and a kiln tail smoke chamber carbon monoxide concentration parameter according to the internal operation logic of the production process. The method for verifying the association of the node parameters of the cement kiln comprises the steps of obtaining the association operation parameters corresponding to the target operation parameters according to the production process of the cement kiln, wherein the method comprises the following steps: And under the condition that the target operation parameter is the inlet static pressure parameter of the high-temperature fan, acquiring the related operation parameter corresponding to the inlet static pressure parameter of the high-temperature fan as the rotating speed of the high-temperature fan, the outlet static pressure parameter of the preheater and the outlet static pressure parameter of the decomposing furnace. According to the method for verifying the association of the node parameters of the cement kiln, which is provided by the invention, the feedback adjustment scheme corresponding to the association operation parameters is determined based on the target operation parameters and the association operation parameters, and the method comprises the following steps: Determining a parameter anomaly factor based on the target operating parameter and the associated operating parameter; And determining a feedback adjustment scheme corresponding to the associated operation parameter based on the parameter abnormality factors. According to the method for verifying the association of the node parameters of the cement