CN116400003B - Building material combustion experiment system and combustion analysis method - Google Patents
Building material combustion experiment system and combustion analysis method Download PDFInfo
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- CN116400003B CN116400003B CN202310242330.0A CN202310242330A CN116400003B CN 116400003 B CN116400003 B CN 116400003B CN 202310242330 A CN202310242330 A CN 202310242330A CN 116400003 B CN116400003 B CN 116400003B
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Abstract
The application discloses a building material combustion experiment system and a combustion analysis method, which relate to the technical field of combustion test and solve the technical problems that the combustion parameters in the combustion process are not analyzed, so that the corresponding abnormal grading parameters cannot be obtained quickly, and then an operator can quickly learn the combustion condition of a building material according to the abnormal grading parameters, acquire the combustion parameters and extract preset comparison parameters from a preset database; and judging whether the combustion of the building material is normal or not according to the received signals, receiving the combustion parameters of abnormal products, dividing the combustion parameters into a plurality of grading heat value parameters according to the combustion time, judging the abnormal grading according to the analysis result, analyzing the combustion condition of the building material in detail, avoiding the occurrence of misjudgment caused by factor value fluctuation, improving the accuracy of overall analysis, and facilitating the external operators to fully understand the numerical value.
Description
Technical Field
The application belongs to the technical field of combustion test, and particularly relates to a building material combustion experiment system and a combustion analysis method.
Background
The combustion test is a site method for carrying out corresponding rating according to combustion results after carrying out combustion tests on various materials under different conditions, and is the most widely applied plastic material flammability performance standard.
The application of patent publication No. CN110472896A provides a comprehensive evaluation service system and method for combustion characteristics of building materials, wherein the system comprises a data area module, a data analysis and conversion module, a national standard database module, a data judgment module and a test report module; the data area module is respectively connected with the data analysis conversion module and the test report module; the data analysis conversion module, the test report module and the national standard database module are respectively connected with the data judgment module; the national standard database module is connected with the test report module; the technical scheme of the application can solve the problem of manually arranging experimental data and automatically give an experimental report; and the detection results meeting the domestic detection test standard and the fireproof performance requirement of the international building material can be automatically analyzed and calculated, the test methods of the domestic and foreign detection standards are unified, and whether the building materials in China meet the foreign building material fireproof standard and the grade thereof are intuitively described.
In the existing combustion experiment system, the combustion parameters in the combustion process are not analyzed in the specific test process, so that the corresponding abnormal grading parameters cannot be obtained quickly, and then according to the abnormal grading parameters, operators can know the combustion condition of building materials quickly, and the understanding degree is improved.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art; therefore, the application provides a building material combustion experiment system and a combustion analysis method, which are used for solving the technical problems that the combustion parameters in the combustion process are not analyzed, so that the corresponding abnormal grading parameters cannot be obtained quickly, and then an operator can know the combustion condition of the building material quickly according to the abnormal grading parameters.
To achieve the above object, an embodiment according to a first aspect of the present application provides a building material combustion experiment system, including a parameter acquisition terminal, a combustion analysis center, and a display terminal;
the combustion analysis center comprises a parameter analysis unit, a preset database, a judgment unit, a hierarchical heat value analysis unit and an abnormal level determination unit;
the parameter acquisition terminal is used for acquiring combustion parameters and transmitting the acquired combustion parameters into the combustion analysis center, wherein the combustion parameters comprise ignition time, combustion heat value and combustion duration;
the parameter analysis unit is used for receiving the combustion parameters, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, generating an analysis comparison signal according to an analysis comparison result, and transmitting the analysis comparison signal to the judgment unit;
the judging unit judges whether the combustion of the building materials is normal or not according to the received signals, and extracts combustion parameters of abnormal building materials from a preset database to the hierarchical heat value analyzing unit;
the grading heat value analysis unit is used for receiving combustion parameters of abnormal products, dividing the combustion parameters into a plurality of grading heat value parameters according to combustion duration, analyzing the parameters and judging abnormal grading according to analysis results;
the abnormal equal-order determining unit is used for receiving the abnormal time period, determining the abnormal stage in the combustion process according to the received abnormal time period, and transmitting the determined abnormal stage to the display terminal for display.
Preferably, the specific way of analyzing the received combustion parameter by the parameter analysis unit is as follows:
extracting ignition time from combustion parameters and marking the ignition time as SC i Wherein i represents a different building material;
extracting combustion heat values from the combustion parameters, summing the groups of combustion heat values to obtain a total combustion heat value, and marking the total combustion heat value as ZR i And acquiring the whole volume of the corresponding building material, and marking the whole volume as TJ i By usingObtaining the heat value parameter D of unit volume i Adopts->Obtaining a time parameter R of a unit volume i ；
Extracting a preset threshold Y1 from a preset database and presettingA threshold Y2, wherein Y1 and Y2 are preset parameters, when D i Not less than Y1 and R i And generating a normal signal when Y2 is not more than, otherwise, generating an abnormal signal, and transmitting the generated signal into the judging unit.
Preferably, the specific way of the judging unit for judging whether the building material is normal is as follows:
when a normal signal is received, no processing is performed;
when an abnormal signal is received, marking the corresponding building material as an abnormal product, extracting combustion parameters corresponding to the abnormal product from a preset database, and transmitting the extracted combustion parameters to a hierarchical heat value analysis unit.
Preferably, the specific way of dividing the combustion parameter into a plurality of hierarchical heat value parameters by the hierarchical heat value analysis unit is as follows:
extracting a combustion heat value and a combustion duration from the combustion parameters of the abnormal product, and extracting a time grading template from a preset database, wherein the time grading template is a preset template, and the combustion duration is divided into a plurality of grading time periods through the time grading template and the combustion duration;
extracting the combustion heat values corresponding to a plurality of stepped time periods, and marking the different combustion heat values of different stepped time periods as RS k-t Wherein k represents different fractional periods of time and t represents different combustion heating values;
extracting a preset comparison parameter Y3 from a preset database, wherein the comparison parameter Y3 is a preset value, the specific value is drawn by an operator according to experience, and when RS k-t If Y3 is less than or equal to, not performing any treatment, otherwise, marking the corresponding combustion heat value as an abnormal heat value;
analyzing the number of times and specific time of the abnormal heat value in different time periods, and marking the number of times as CS k Specific time is marked as SS k ；
By HD k ＝CS k ×C1+SS k Obtaining check parameter HD by XC 2 k Wherein C1 and C2 are both preset fixed coefficient factors;
will check the parameter HD k Comparing with a preset parameter Y4, wherein Y4 is a preset value, and when HD k And when Y4 is not more than or equal to, carrying out no treatment, otherwise, marking the corresponding stepped time period as an abnormal time period, and transmitting the determined abnormal time period into an abnormal equal-order determining unit.
Preferably, the abnormal level determining unit determines the abnormal stage in the combustion process in the following specific manner:
analyzing the received abnormal time period as a grading time period of the ordering number, and determining the ordering ranking;
and transmitting the determined ranking order to a display terminal for external personnel to review.
Preferably, the combustion analysis method of the building material combustion experiment system comprises the following steps:
firstly, acquiring combustion parameters in advance, transmitting the acquired combustion parameters into a combustion analysis center, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, and generating an analysis comparison signal according to an analysis comparison result;
judging whether the combustion of the building materials is normal or not according to the received signals, extracting combustion parameters of abnormal building materials from a preset database into a hierarchical heat value analysis unit, receiving the combustion parameters of abnormal products, dividing the combustion parameters into a plurality of hierarchical heat value parameters according to combustion duration, analyzing, and judging abnormal hierarchical according to analysis results;
and thirdly, receiving the abnormal time period, determining the abnormal stage in the combustion process according to the received abnormal time period, and transmitting the determined abnormal stage to a display terminal for display.
Compared with the prior art, the application has the beneficial effects that: collecting combustion parameters, transmitting the collected combustion parameters to a combustion analysis center, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, and generating an analysis comparison signal according to an analysis comparison result; and judging whether the combustion of the building material is normal or not according to the received signals, receiving the combustion parameters of abnormal products, dividing the combustion parameters into a plurality of hierarchical heat value parameters according to the combustion duration, analyzing, judging the abnormal hierarchy according to the analysis result, obtaining the combustion condition of the building material in detail, analyzing the combustion data, avoiding the occurrence of erroneous judgment caused by factor value fluctuation, improving the accuracy of the whole analysis, and being convenient for external operators to fully understand the numerical values so as to judge whether the corresponding building material has a corresponding problem in the combustion process.
Drawings
Fig. 1 is a schematic diagram of a principle frame of the present application.
Detailed Description
The technical solutions of the present application will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1, the application provides a building material combustion experiment system, which comprises a parameter acquisition terminal, a combustion analysis center and a display terminal;
the output end of the parameter acquisition terminal is electrically connected with the input end of the combustion analysis center, and the combustion analysis center is electrically connected with the input end of the display terminal;
the combustion analysis center comprises a parameter analysis unit, a preset database, a judging unit, a hierarchical heat value analysis unit and an abnormal equal-order determination unit, wherein the parameter analysis unit is in bidirectional connection with the preset database, the parameter analysis unit and the preset database are both in electric connection with the input end of the judging unit, the judging unit is in electric connection with the input end of the hierarchical heat value analysis unit, and the hierarchical heat value analysis unit is in electric connection with the input end of the abnormal equal-order determination unit;
the parameter acquisition terminal is used for acquiring combustion parameters and transmitting the acquired combustion parameters into the combustion analysis center, wherein the combustion parameters comprise ignition time, combustion heat value and combustion duration;
the parameter analysis unit is used for receiving the combustion parameters, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, generating analysis comparison signals according to analysis comparison results, and transmitting the analysis comparison signals to the judgment unit, wherein the specific mode of analysis is as follows:
extracting ignition time from combustion parameters and marking the ignition time as SC i Wherein i represents a different building material;
extracting combustion heat values from the combustion parameters, summing the groups of combustion heat values to obtain a total combustion heat value, and marking the total combustion heat value as ZR i And acquiring the whole volume of the corresponding building material, and marking the whole volume as TJ i By usingObtaining the heat value parameter D of unit volume i Adopts->Obtaining a time parameter R of a unit volume i ；
Extracting a preset threshold Y1 and a preset threshold Y2 from a preset database, wherein Y1 and Y2 are preset parameters, the specific values of which are respectively drawn by external personnel, and when D i Not less than Y1 and R i And generating a normal signal when Y2 is not more than or equal to, and generating an abnormal signal when the comparison conditions are not met (the comparison conditions are not met), and transmitting the generated signal into the judging unit.
The judging unit judges whether the combustion of the building material is normal or not according to the received signals, and extracts combustion parameters of abnormal building materials from a preset database to the hierarchical heat value analyzing unit, wherein the specific mode for judging whether the building materials are normal or not is as follows:
when a normal signal is received, no processing is performed;
when an abnormal signal is received, marking the corresponding building material as an abnormal product, extracting combustion parameters corresponding to the abnormal product from a preset database, and transmitting the extracted combustion parameters to a hierarchical heat value analysis unit.
The step heat value analysis unit is used for receiving combustion parameters of abnormal products, dividing the combustion parameters into a plurality of step heat value parameters according to combustion duration, analyzing, and judging abnormal steps according to analysis results, wherein the specific mode for analyzing is as follows:
extracting a combustion heat value and a combustion duration from the combustion parameters of the abnormal product, and extracting a time grading template from a preset database, wherein the time grading template is a preset template, the specific grading value of the internal time is self-formulated by an operator, and the combustion duration is divided into a plurality of grading time periods through the time grading template and the combustion duration;
extracting the combustion heat values corresponding to a plurality of stepped time periods, and marking the different combustion heat values of different stepped time periods as RS k-t Wherein k represents different fractional periods of time and t represents different combustion heating values;
extracting a preset comparison parameter Y3 from a preset database, wherein the comparison parameter Y3 is a preset value, the specific value is drawn by an operator according to experience, and when RS k-t If Y3 is less than or equal to, not performing any treatment, otherwise, marking the corresponding combustion heat value as an abnormal heat value;
analyzing the number of times and specific time of the abnormal heat value in different time periods, and marking the number of times as CS k Specific time is marked as SS k ；
By HD k ＝CS k ×C1+SS k Obtaining check parameter HD by XC 2 k Wherein, C1 and C2 are both preset fixed coefficient factors, and the specific value is determined by an operator according to experience;
will check the parameter HD k Comparing with a preset parameter Y4, wherein Y4 is presetSetting the value, the concrete value is determined by the operator according to experience, when HD k And when Y4 is not more than or equal to, carrying out no treatment, otherwise, marking the corresponding stepped time period as an abnormal time period, and transmitting the determined abnormal time period into an abnormal equal-order determining unit.
The abnormal level determining unit is used for receiving the abnormal time period, determining the abnormal stage in the combustion process according to the received abnormal time period, and transmitting the determined abnormal stage to the display terminal for display, wherein the specific mode for determining is as follows:
analyzing the received abnormal time period as a grading time period of the ordering number, and determining the ordering ranking;
and transmitting the determined ranking order to a display terminal for external personnel to review.
A combustion analysis method of a building material combustion experiment system, comprising the steps of:
firstly, acquiring combustion parameters in advance, transmitting the acquired combustion parameters into a combustion analysis center, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, and generating an analysis comparison signal according to an analysis comparison result;
judging whether the combustion of the building materials is normal or not according to the received signals, extracting combustion parameters of abnormal building materials from a preset database into a hierarchical heat value analysis unit, receiving the combustion parameters of abnormal products, dividing the combustion parameters into a plurality of hierarchical heat value parameters according to combustion duration, analyzing, and judging abnormal hierarchical according to analysis results;
and thirdly, receiving the abnormal time period, determining the abnormal stage in the combustion process according to the received abnormal time period, and transmitting the determined abnormal stage to a display terminal for display.
The partial data in the formula are all obtained by removing dimension and taking the numerical value for calculation, and the formula is a formula closest to the real situation obtained by simulating a large amount of collected data through software; the preset parameters and the preset threshold values in the formula are set by those skilled in the art according to actual conditions or are obtained through mass data simulation.
The working principle of the application is as follows: collecting combustion parameters, transmitting the collected combustion parameters to a combustion analysis center, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, and generating an analysis comparison signal according to an analysis comparison result; and judging whether the combustion of the building material is normal or not according to the received signals, receiving the combustion parameters of abnormal products, dividing the combustion parameters into a plurality of hierarchical heat value parameters according to the combustion duration, analyzing, judging the abnormal hierarchy according to the analysis result, obtaining the combustion condition of the building material in detail, analyzing the combustion data, avoiding the occurrence of erroneous judgment caused by factor value fluctuation, improving the accuracy of the whole analysis, and being convenient for external operators to fully understand the numerical values so as to judge whether the corresponding building material has a corresponding problem in the combustion process.
The above embodiments are only for illustrating the technical method of the present application and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present application may be modified or substituted without departing from the spirit and scope of the technical method of the present application.
Claims (3)
1. The building material combustion experiment system is characterized by comprising a parameter acquisition terminal, a combustion analysis center and a display terminal;
the combustion analysis center comprises a parameter analysis unit, a preset database, a judgment unit, a hierarchical heat value analysis unit and an abnormal level determination unit;
the parameter acquisition terminal is used for acquiring combustion parameters and transmitting the acquired combustion parameters into the combustion analysis center, wherein the combustion parameters comprise ignition time, combustion heat value and combustion duration;
the parameter analysis unit is used for receiving the combustion parameters, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, generating an analysis comparison signal according to an analysis comparison result, and transmitting the analysis comparison signal to the judgment unit;
the judging unit judges whether the combustion of the building materials is normal or not according to the received signals, and extracts combustion parameters of abnormal building materials from a preset database to the hierarchical heat value analyzing unit;
the grading heat value analysis unit is used for receiving combustion parameters of abnormal products, dividing the combustion parameters into a plurality of grading heat value parameters according to combustion duration, analyzing the parameters and judging abnormal grading according to analysis results;
the abnormal equal-order determining unit is used for receiving the abnormal time period, determining an abnormal stage in the combustion process according to the received abnormal time period, and transmitting the determined abnormal stage to the display terminal for display;
the specific mode of the parameter analysis unit for analyzing the received combustion parameters is as follows:
extracting ignition time from combustion parameters and marking the ignition time as SC i Wherein i represents a different building material;
extracting combustion heat values from the combustion parameters, summing the groups of combustion heat values to obtain a total combustion heat value, and marking the total combustion heat value as ZR i And acquiring the whole volume of the corresponding building material, and marking the whole volume as TJ i By usingObtaining a heating value parameter Di of unit volume by +.>Obtaining a time parameter R of a unit volume i ；
Extracting a preset threshold Y1 and a preset threshold Y2 from a preset database, wherein Y1 and Y2 are preset parameters, and when D i Not less than Y1 and R i When Y2 is less than or equal to, generateIf not, generating an abnormal signal and transmitting the generated signal into a judging unit;
the specific mode of judging whether the building material is normal or not by the judging unit is as follows:
when a normal signal is received, no processing is performed;
when an abnormal signal is received, marking the corresponding building material as an abnormal product, extracting combustion parameters corresponding to the abnormal product from a preset database, and transmitting the extracted combustion parameters to a hierarchical heat value analysis unit;
the specific mode of dividing the combustion parameter into a plurality of hierarchical heat value parameters by the hierarchical heat value analysis unit is as follows:
extracting a combustion heat value and a combustion duration from the combustion parameters of the abnormal product, and extracting a time grading template from a preset database, wherein the time grading template is a preset template, and the combustion duration is divided into a plurality of grading time periods through the time grading template and the combustion duration;
extracting the combustion heat values corresponding to a plurality of stepped time periods, and marking the different combustion heat values of different stepped time periods as RS k-t Wherein k represents different fractional periods of time and t represents different combustion heating values;
extracting a preset comparison parameter Y3 from a preset database, wherein the comparison parameter Y3 is a preset value, the specific value is drawn by an operator according to experience, and when RS k-t If Y3 is less than or equal to, not performing any treatment, otherwise, marking the corresponding combustion heat value as an abnormal heat value;
analyzing the number of times and specific time of the abnormal heat value in different time periods, and marking the number of times as CS k Specific time is marked as SS k ；
By HD k ＝CS k ×C1+SS k Obtaining check parameter HD by XC 2 k Wherein C1 and C2 are both preset fixed coefficient factors;
will check the parameter HD k Comparing with a preset parameter Y4, wherein Y4 is a preset value, and when HD k When the temperature is less than or equal to Y4,and (3) not performing any processing, otherwise, marking the corresponding stepped time period as an abnormal time period, and transmitting the determined abnormal time period into an abnormal equal-order determining unit.
2. The building material combustion experiment system according to claim 1, wherein the abnormal level determining unit determines the abnormal stage in the combustion process in such a manner that:
analyzing the received abnormal time period as a grading time period of the ordering number, and determining the ordering ranking;
and transmitting the determined ranking order to a display terminal for external personnel to review.
3. A combustion analysis method of a building material combustion experiment system according to any one of claims 1-2, comprising the steps of:
firstly, acquiring combustion parameters in advance, transmitting the acquired combustion parameters into a combustion analysis center, analyzing the received combustion parameters, extracting preset comparison parameters from a preset database, and generating an analysis comparison signal according to an analysis comparison result;
judging whether the combustion of the building materials is normal or not according to the received signals, extracting combustion parameters of abnormal building materials from a preset database into a hierarchical heat value analysis unit, receiving the combustion parameters of abnormal products, dividing the combustion parameters into a plurality of hierarchical heat value parameters according to combustion duration, analyzing, and judging abnormal hierarchical according to analysis results;
and thirdly, receiving the abnormal time period, determining the abnormal stage in the combustion process according to the received abnormal time period, and transmitting the determined abnormal stage to a display terminal for display.
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