CN115664551A - Safety monitoring and early warning system for radio frequency power amplifier - Google Patents
Safety monitoring and early warning system for radio frequency power amplifier Download PDFInfo
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Abstract
The invention relates to the technical field of amplifier monitoring and early warning, in particular to a safety monitoring and early warning system for a radio frequency power amplifier, which comprises an amplifier numerical value collecting unit, a power monitoring and analyzing unit, an amplifier noise processing unit, a processor and a monitoring safety judging unit, wherein the amplifier numerical value collecting unit is used for collecting the numerical value of the amplifier; the invention carries out numerical calculation on the data of the radio frequency power amplifier at each operation moment, carries out signal conversion on the calculated numerical value, is convenient for managers to know the current operation situation more intuitively, carries out digital assignment on the numerical value of the converted signal so as to carry out evaluation calculation, judges the operation state of the radio frequency power amplifier according to the evaluation calculation, carries out numerical analysis according to the noise of the radio frequency power amplifier in operation, carries out comprehensive treatment according to the result of the data analysis and the operation evaluation of the radio frequency power amplifier, thereby judging the potential safety hazard of the radio frequency power amplifier, sending out an early warning prompt and increasing the safety of the radio frequency power amplifier.
Description
Technical Field
The invention relates to the technical field of amplifier monitoring and early warning, in particular to a safety monitoring and early warning system for a radio frequency power amplifier.
Background
The rf power amplifier is generally used to amplify the rf signal before transmitting it to the radio antenna, and as the social technology develops, the rf power amplifier is more widely used, but the rf power amplifier is often out of order during the use process.
At present, various numerical values of a radio frequency power amplifier are measured through some detection devices for monitoring the radio frequency power amplifier, and are compared with a safety threshold value according to the measured numerical values, so that the operation condition of the radio frequency power amplifier is displayed.
Disclosure of Invention
The invention aims to provide a safety monitoring and early warning system for a radio frequency power amplifier, which is characterized in that numerical calculation is carried out on data of the radio frequency power amplifier at each operating moment, the calculated numerical values are converted into signals, managers can conveniently and visually know the current operating situation, the numerical values of the converted signals are subjected to digital assignment, evaluation calculation is carried out, the operating situation of the radio frequency power amplifier is judged according to the evaluation calculation, numerical analysis is carried out according to noise generated when the radio frequency power amplifier operates, and comprehensive processing is carried out according to the result of the data analysis and the operation evaluation of the radio frequency power amplifier, so that the potential safety hazard of the radio frequency power amplifier is judged, an early warning prompt is sent, the safety of the radio frequency power amplifier is improved, and the accuracy of the data analysis is improved.
The purpose of the invention can be realized by the following technical scheme: a safety monitoring and early warning system for a radio frequency power amplifier comprises an amplifier numerical value collecting unit, a power monitoring and analyzing unit, an amplifier noise processing unit, a processor and a monitoring safety judging unit;
the processor generates an amplifier collecting signaling and transmits the amplifier collecting signaling to the amplifier numerical collecting unit, relevant data of the radio-frequency power amplifier are collected through the amplifier numerical collecting unit, and collected relevant data are subjected to collecting processing operation to obtain a collecting data set, wherein the collecting data set comprises a lifting signal, a device output maximum value, a fluctuation signal, a device output average value, a lifting signal, a device output minimum value, a device output high signal, a device output low signal, a standard pressure flow value, a pressure flow floating range, an over-consumption ratio, a low-consumption ratio and a mean-consumption ratio;
the processor generates a power monitoring signaling and transmits the power monitoring signaling to the power monitoring analysis unit, the real-time running condition of the radio frequency power amplifier is monitored through the power monitoring analysis unit, and the monitored data is subjected to rate monitoring processing operation to obtain a rate monitoring evaluation value; the processor generates a sound analysis signaling and transmits the signal to the amplifier noise processing unit, sound effect judgment operation is carried out on related noise generated when the radio frequency power amplifier operates through the amplifier noise processing unit to obtain a judgment rate data set, the judgment rate data set comprises judgment time length and reduction time length, the processor generates a prompt early warning signaling and transmits the prompt early warning signaling to the monitoring safety judgment unit, monitoring and early warning operation is carried out on output data of the radio frequency power amplifier, the radio frequency power amplifier is subjected to collection processing operation, rate monitoring processing operation and sound effect judgment operation through the monitoring safety judgment unit, an early warning signal set is obtained, and the early warning signal set is sent to a mobile phone terminal of a manager.
Further, the specific operation process of the collecting processing operation is as follows:
collecting the type specification type of a radio frequency power amplifier and calibrating the type specification type as model data, collecting the output power of the corresponding radio frequency power amplifier during operation according to the model data and calibrating the output power as device input data, calculating the device input difference value between the device input data and the threshold value of the corresponding device input data according to a difference value calculation formula, selecting the device input difference value corresponding to different time points, carrying out chart conversion on the device input difference value to obtain a device input difference chart, and carrying out wave break judgment on the device input difference chart to obtain a lifting signal, a device input maximum value, a wave signal, a device input mean value, a lifting signal and a device input minimum value;
comparing the device input difference value with a threshold value of the device input difference value to obtain a high-transmission-rate signal and a low-transmission-rate signal;
acquiring the voltage of the corresponding radio-frequency power amplifier during operation according to the model data and calibrating the voltage as device voltage data, acquiring the current of the corresponding radio-frequency power amplifier during operation according to the model data and calibrating the current as device flow data, and performing pressure-current ratio processing on the device voltage data and the device flow data to obtain a standard pressure-current value and a pressure-current floating range value;
acquiring power consumption of corresponding radio frequency power amplifiers at different time points during operation according to model data, calibrating the power consumption into device consumption data, calculating device consumption average values of the device consumption data at different time points according to an average value calculation formula, dividing the device consumption average values and a plurality of device consumption data into over consumption values, low consumption values and average consumption values, counting the times of the over consumption values, the low consumption values and the average consumption values, calculating the ratio of the over consumption values, the low consumption ratio and the average consumption ratio.
Further, the specific process of performing the inflection determination on the instrument difference transmission chart is as follows:
when the Y-axis value increases along with the increase of the X-axis value and the Y-axis value decreases along with the increase of the X-axis value after reaching a peak value point, calibrating the image as a lifting image, generating a lifting signal, selecting the peak value point and calibrating the peak value point as a device output maximum value; when the Y-axis value fluctuates up and down along with the increase of the X-axis value, the image is calibrated to be a fluctuating image, a fluctuation signal is generated, the average value of the input difference value of the image is calculated and calibrated to be the input average value of the image, when the Y-axis value decreases along with the increase of the X-axis value and reaches a valley point, the Y-axis value increases along with the increase of the X-axis value, the image is calibrated to be a descending image, a descending signal is generated, the valley point is selected and calibrated to be the minimum value of the input image.
Further, the specific process of the pressure-flow ratio treatment is as follows:
carrying out ratio calculation on the pressure data of a plurality of different time points and the corresponding flow data of the pressure, calculating a plurality of pressure-flow ratios, selecting the pressure-flow ratio with the highest occurrence frequency from the plurality of pressure-flow ratios, and calibrating the pressure-flow ratio as a standard pressure-flow value;
according to the difference value calculation formula, calculating a plurality of pressure flow difference values of the standard pressure flow value and a plurality of pressure flow ratios respectively, calculating the pressure flow average difference value of the plurality of pressure flow difference values according to the mean value calculation formula, and according to the calculation formula: the maximum value of the pressure-flow range value = pressure-flow average difference value + standard pressure-flow ratio value, the minimum value of the pressure-flow range value = standard pressure-flow ratio value-pressure-flow average difference value, and the maximum value and the minimum value are combined to form a pressure-flow floating range value.
Further, the specific operation process of the rate monitoring processing operation is as follows:
acquiring the power amplification factor and power of the radio frequency power amplifier at each operation moment, sequentially calibrating the power amplification factor and power into amplification data and amplification data, calculating the amplification difference of a plurality of amplification data according to a difference calculation formula, sequentially comparing a plurality of amplification differences, and calculating a plurality of amplification ratio values;
comparing the plurality of amplification difference ratio values with the corresponding plurality of amplification difference ratio values, generating a normal operation signal when the amplification difference ratio values are consistent with the corresponding amplification difference ratio value results, and generating a different operation signal when the amplification difference ratio values are inconsistent with the corresponding amplification difference ratio value results;
identifying and assigning the normal signal, the abnormal signal and the collected data group to obtain an output floating signal value FS i T n And extreme value Fj n And the specific consumption value Fgh v ;
According to the calculation formula:calculating a probability monitoring evaluation valueU1 is a conversion factor of the output and floating signal value, u2 is a conversion factor of an extreme value, u3 is a conversion factor of a consumption ratio value, by is a standard pressure flow value, bf is a pressure flow floating range value, e1 is a conversion weight coefficient of the output and floating signal value, the extreme value and the consumption ratio value, and e2 is a conversion weight coefficient of the standard pressure flow value and the pressure flow floating range value.
Further, the specific process of performing identification and assignment processing is as follows:
when the abnormal signal is recognized, it is raisedTaking a lifting signal, a fluctuation signal, a lifting signal, a high transmission rate signal and a low transmission rate signal corresponding to the different transportation signal, and marking the signals as S i T n I is 1,2, n is 1,2,3; when i =1, it is determined that a high transmission rate signal is recognized, when i =2, it is determined that a low transmission rate signal is recognized, when n =1, it is determined that a rising and falling signal is recognized, when n =2, it is determined that a fluctuating signal is recognized, when n =3, it is determined that a rising and falling signal is recognized, and for S =1, it is determined that a rising and falling signal is recognized i T n Carrying out assignment to obtain an output floating signal value FS i T n (ii) a When the normal signal is identified, the numerical value extraction processing is not carried out;
carrying out numerical marking on the device input maximum value, the device input average value and the device input minimum value and carrying out marking assignment to obtain an extreme value Fj n N is 1,2,3, fj when i =1 n Assigned value expressed as the input maximum value, fj when i =2 n Assigned number expressed as the mean value of the device, fj when i =3 n A given value expressed as a minimum value of the input;
the over consumption ratio, the low consumption ratio and the average consumption ratio are marked numerically and are marked and assigned as a consumption ratio value Fgh v And the value of v is 1,2 and 3, and when the value of v is 1,2 and 3, the values are respectively expressed as the mark assignment of the over-consumption ratio, the low-consumption ratio and the average consumption ratio.
Further, the specific operation process of the sound effect determination operation is as follows:
collecting the sound effect size and the corresponding time point when the radio frequency power amplifier operates, calibrating the sound effect size and the corresponding time point into sound rate data and time data, and extracting the data according to the sound rate data corresponding to the different time data;
comparing the plurality of sound rate data with a sound rate threshold respectively, generating a noise signal when the sound rate data is greater than the sound rate threshold, generating a sound positive signal when the sound rate data is less than or equal to the sound rate threshold, extracting the noise signal, identifying time data corresponding to the noise signal, and performing noise time analysis on the time data corresponding to each noise signal to obtain a judgment time point and a rate reduction warning point;
and respectively calculating difference values of the collected time points when the radio frequency power amplifier starts to operate, the judgment time points and the rate reduction warning points, and calculating the judgment time length and the rate reduction time length.
Further, the specific process of performing noise time analysis is as follows:
sequencing the noise signals according to the time, calculating the difference value between the time data of the next serial number and the time data of the previous serial number, calculating a plurality of noise interval times, generating a rate reduction signal when the noise interval times are reduced in sequence, generating a rate difference signal when the noise interval times float up and down without trace, and generating a rate positive signal when the noise interval times are increased in sequence;
when a positive rate signal is identified, judging that the noise of the radio frequency power amplifier is normal, when a different rate signal is identified, extracting noise interval time of the different rate signal, when the frequency of the different rate signal in a preset time period exceeds a preset value, marking the time point as a judgment time point, when a reduced rate signal is identified, selecting a plurality of corresponding noise interval times, and when the interval time in the noise interval times is less than or equal to a safety interval threshold value, marking the time point as a reduced rate warning point.
Further, the specific operation process of the monitoring and processing warning operation is as follows:
extracting a rate evaluation value, and evaluating the rateComparing with the rate monitoring and evaluating threshold value M whenWhen the voltage is more than or equal to M, generating a maintenance early warning signal when the voltage is more than or equal to MIf the number of the detected signals is less than M, generating a maintenance-free demand signal, sending a maintenance early warning alarm to a mobile phone terminal of a manager when a maintenance early warning signal is identified, and if no maintenance is identifiedWhen a signal is required, extracting a time point without maintenance requirement signal generation, calibrating the time point as a safety prompting time point, calculating the difference between the safety prompting time point and the time point when the radio frequency power amplifier starts to operate, and calculating the safety prompting time length;
extracting the judgment time length and the rate reduction time length, calculating a difference value between the judgment time length and the safety prompt duration, calculating a judgment prompt difference value and a rate reduction prompt difference value, and respectively processing the judgment prompt difference value and the rate reduction prompt difference value, wherein the method specifically comprises the following steps: when the prompt difference value and the rate reduction prompt difference value are judged to be larger than the corresponding threshold values, noise safety is judged, a noise safety prompt signal is generated and sent to a mobile phone terminal of a manager, when the prompt difference value and the rate reduction prompt difference value are judged to be equal to the corresponding threshold values, potential safety hazards exist in noise, the noise potential safety prompt signal is generated and sent to the mobile phone terminal of the manager, when the prompt difference value and the rate reduction prompt difference value are judged to be smaller than the corresponding threshold values, the noise frequency is judged to be abnormal, a noise maintenance warning signal is generated and sent to the mobile phone terminal of the manager.
The invention has the beneficial effects that:
the invention carries out the numerical calculation of the operation condition of the radio frequency power amplifier at each moment by acquiring and analyzing the data of the radio frequency power amplifier at each operation moment and carries out the signal conversion of the calculated numerical value, thereby facilitating managers to more intuitively know the current operation situation, digitalizing the signal conversion of the radio frequency power amplifier according to the numerical value of the converted signal, carrying out the evaluation calculation according to various digitalized numerical values, judging the operation condition of the radio frequency power amplifier according to the evaluation calculation, simultaneously carrying out the numerical analysis according to the noise of the radio frequency power amplifier in operation, and carrying out the comprehensive treatment according to the result of the data analysis and the operation evaluation of the radio frequency power amplifier, thereby judging the potential safety hazard of the radio frequency power amplifier, sending out the early warning prompt, increasing the safety of the radio frequency power amplifier and increasing the accuracy of the data analysis.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a system block diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is a safety monitoring and early warning system for a radio frequency power amplifier, including an amplifier value collecting unit, a power monitoring and analyzing unit, an amplifier noise processing unit, a processor and a monitoring and safety determining unit;
the processor generates an amplifier collecting signaling and transmits the amplifier collecting signaling to the amplifier numerical collecting unit, the related data of the radio frequency power amplifier is collected through the amplifier numerical collecting unit, the collected related data is subjected to collecting processing operation to obtain a collecting data group, the processor generates a power monitoring signaling and transmits the power monitoring signaling to the power monitoring and analyzing unit, the real-time running state of the radio frequency power amplifier is monitored through the power monitoring and analyzing unit, the monitored data is subjected to rate monitoring processing operation to obtain a rate monitoring evaluation value, the processor generates a sound analysis signaling and transmits the sound analysis signaling to the amplifier noise processing unit, the amplifier noise processing unit performs sound effect judgment operation on the related noise generated when the radio frequency power amplifier runs to obtain a judgment rate data group, the processor generates a prompt early warning signaling and transmits the prompt early warning signaling to the monitoring safety judgment unit, the monitoring safety judgment unit performs monitoring and early warning operation on the output data of the collecting processing operation, the rate monitoring processing operation and the sound effect judgment operation on the radio frequency power amplifier to obtain an early warning signal group, and transmits the early warning signal group to a mobile phone terminal of a manager;
the amplifier numerical value collecting unit collects the relevant data of the radio frequency power amplifier according to the amplifier collecting signaling, and the relevant data of the radio frequency power amplifier is subjected to collecting processing operation, wherein the specific operation process of the collecting processing operation is as follows:
the method comprises the steps of collecting the type specification type of a radio frequency power amplifier and calibrating the type specification type as model data, collecting the output power of the corresponding radio frequency power amplifier during operation according to the model data and calibrating the output power as device input data, carrying out difference value calculation on the device input data and a threshold value of the corresponding device input data, calculating device input difference values, selecting the device input difference values corresponding to different time points, carrying out chart conversion on the device input difference values, and converting to obtain a device input difference chart, wherein the specific process of the device input difference chart conversion is as follows: (the device output difference values at different time points are used as Y-axis numerical values, and different time points are used as X-axis numerical values to generate images), and the wave-breaking judgment is carried out on the device output difference chart, which specifically comprises the following steps:
when the Y-axis value increases along with the increase of the X-axis value and the Y-axis value decreases along with the increase of the X-axis value after reaching a peak value point, calibrating the image as a lifting image, generating a lifting signal, selecting the peak value point and calibrating the peak value point as a device output maximum value; when the Y-axis value fluctuates up and down along with the increase of the X-axis value, the image is calibrated to be a fluctuating image, a fluctuation signal is generated, the mean value of the output difference value of the image is calculated and calibrated to be the output mean value of the image, when the Y-axis value decreases along with the increase of the X-axis value and reaches a valley point, the Y-axis value increases along with the increase of the X-axis value, the image is calibrated to be a descending image, a descending signal is generated, the valley point is selected and calibrated to be the minimum value of the output of the image;
comparing the input difference value with a threshold value of the input difference value:
if the output difference value is larger than the threshold value of the output difference value, judging that the output power of the radio frequency power amplifier is large to generate a high-transmission-rate signal, and if the output difference value is smaller than or equal to the threshold value of the output difference value, judging that the output power of the radio frequency power amplifier is small to generate a low-transmission-rate signal;
acquiring the voltage of the corresponding radio-frequency power amplifier during operation according to the model data and calibrating the voltage as device voltage data, acquiring the current of the corresponding radio-frequency power amplifier during operation according to the model data and calibrating the current as device flow data, and performing voltage-to-current ratio processing on the device voltage data and the device flow data, wherein the method specifically comprises the following steps:
selecting device pressure data and device flow data of the same radio frequency power amplifier in operation in different time periods, calculating the ratio of the device pressure data of a plurality of different time points to the corresponding device flow data, calculating a plurality of pressure flow ratios, performing mode selection on the plurality of pressure flow ratios, selecting the pressure flow ratio with the most occurrence times in the plurality of pressure flow ratios, calibrating the pressure flow ratio as a standard pressure flow value, performing difference calculation on the standard pressure flow value and the plurality of pressure flow ratios respectively, calculating a plurality of pressure flow difference values, performing mean value calculation on the plurality of pressure flow difference values, calculating a pressure flow average difference value, performing range value selection on the pressure flow average difference value and the standard pressure flow ratio, selecting a pressure flow range value, and specifically processing the pressure flow range value in the following mode: and (3) substituting the pressure-flow average difference value and the standard pressure-flow ratio into a calculation formula: the maximum value of the pressure flow range value = the pressure flow average difference value + the standard pressure flow ratio value, the minimum value of the pressure flow range value = the standard pressure flow ratio value-the pressure flow average difference value, and the maximum value and the minimum value are combined to form a pressure flow floating range value;
acquiring power consumption of corresponding radio frequency power amplifiers at different time points during operation according to model data, calibrating the power consumption as consumption data, performing mean value calculation on the consumption data at different time points, calculating consumption mean values, and performing numerical division on the consumption mean values and a plurality of consumption data, wherein the specific steps are as follows: calibrating the device consumption data which is larger than the device consumption average value into an over consumption numerical value, calibrating the device consumption data which is smaller than the device consumption average value into a low consumption numerical value, calibrating the device consumption data which is equal to the device consumption average value into an average consumption numerical value, selecting the over consumption numerical value, the low consumption numerical value and the number of times of occurrence of the average consumption numerical value, and sequentially calibrating the over consumption numerical value, the low consumption numerical value and the average consumption numerical value;
respectively carrying out proportion calculation on the over-consumption number value, the low-consumption number value and the average consumption number value, calculating the proportion values of the over-consumption number value, the low-consumption number value and the average consumption number value, and sequentially calibrating the proportion values into an over-consumption proportion value, a low-consumption proportion value and an average consumption proportion value;
uniformly calibrating a lifting signal, a device output maximum value, a fluctuation signal, a device output average value, a lifting signal, a device output minimum value, a high-rate output signal, a low-rate output signal, a standard pressure flow value, a pressure flow floating range, an over-consumption ratio value, a low-consumption ratio value and a mean-consumption ratio value into an acquisition data set;
the power monitoring and analyzing unit carries out rate monitoring and processing operation on the power of the radio frequency power amplifier, a lifting signal, a device output maximum value, a fluctuation signal, a device output average value, a lifting signal, a device output minimum value, a high transmission rate signal, a low transmission rate signal, a standard pressure flow value, a pressure flow floating range value, an over-consumption ratio value, a low consumption ratio value and a mean consumption ratio value according to a power monitoring signaling, and the specific operation process of the rate monitoring and processing operation is as follows:
the method comprises the following steps of collecting the power of a radio frequency power amplifier at each operation moment and calibrating the power as amplification data, collecting the power amplification factor of the radio frequency power amplifier at each operation moment and calibrating the power amplification factor as amplification data, carrying out difference calculation on a plurality of amplification data, calculating a plurality of amplification difference values, carrying out sequential ratio on the plurality of amplification difference values, and calculating a plurality of amplification difference ratio values, wherein the specific method of the sequential ratio is as follows: calculating the ratio of the next amplification difference value to the previous amplification difference value, calculating the difference value of a plurality of amplification data, calculating a plurality of amplification difference values, and calculating a plurality of amplification difference ratio values by sequentially comparing the plurality of amplification difference values;
comparing the plurality of amplification difference ratio values with the corresponding plurality of amplification difference ratio values, judging that the amplifier normally operates and generates a normal operation signal when the amplification difference ratio values are consistent with the corresponding amplification difference ratio values, and judging that the amplifier abnormally operates and generates an abnormal operation signal when the amplification difference ratio values are inconsistent with the corresponding amplification difference ratio values;
the method comprises the following steps of identifying a normal signal and an abnormal signal, not performing numerical processing when the normal signal is identified, extracting a lifting signal, a fluctuation signal, a lifting signal, a high transmission rate signal and a low transmission rate signal corresponding to the abnormal signal and marking the signals when the abnormal signal is identified, and specifically comprises the following steps: according to the high-transmission-rate signal and the low-transmission-rate signal, the corresponding lifting signal, fluctuation signal and lifting signal are marked as S i T n Of iThe value of 1,2,n is 1,2,3; when i =1, it is judged that a high transmission rate signal is recognized, when i =2, it is judged that a low transmission rate signal is recognized, when n =1, it is judged that a rising and falling signal is recognized, when n =2, it is judged that a fluctuating signal is recognized, when n =3, it is judged that a rising and falling signal is recognized, and for S =3, it is judged that a rising and falling signal is recognized i T n Carrying out assignment to obtain an output floating signal value FS i T n ;
Carrying out numerical marking on the device input maximum value, the device input average value and the device input minimum value and carrying out marking assignment to obtain an extreme value Fj n N has a value of 1,2,3, fj when i =1 n Assigned number expressed as the input maximum, fj when i =2 n Assigned number expressed as the mean value of the device, fj when i =3 n A given value expressed as a minimum value of the input;
the over consumption ratio, the low consumption ratio and the average consumption ratio are marked numerically and are marked and assigned as a consumption ratio value Fgh v And the value of v is 1,2,3, when the value of v is 1,2,3, the values are respectively expressed as the mark assignment of the over-consumption ratio, the low-consumption ratio and the average consumption ratio;
according to the calculation formula:calculating the evaluation value of the rate of occurrenceU1 is a conversion factor of the output-floating signal value, u2 is a conversion factor of an extreme value, u3 is a conversion factor of a consumption ratio value, by is a standard pressure flow value, bf is a pressure flow floating range value, e1 is a conversion weight coefficient of the output-floating signal value, the extreme value and the consumption ratio value, and e2 is a conversion weight coefficient of the standard pressure flow value and the pressure flow floating range value; and u1-u3 and e1-e2 are preset values;
the amplifier noise processing unit monitors related noise data when the radio frequency power amplifier operates according to the sound analysis signaling, and performs sound effect judgment operation according to the monitored noise related data, wherein the specific operation process of the sound effect judgment operation is as follows:
collecting the sound effect size of the radio frequency power amplifier during operation and calibrating the sound effect size as sound rate data, collecting the time point corresponding to the sound effect size of the radio frequency power amplifier during operation and calibrating the time point as time data, extracting the sound rate data at different time points according to the time data, and sequentially marking the sound rate data at different time points as Y p The value of p is a positive integer;
comparing a plurality of sound rate data with a sound rate threshold value respectively, judging that the sound rate is high when the sound rate data is greater than the sound rate threshold value, generating a noise signal, judging that the sound rate is normal when the sound rate data is less than or equal to the sound rate threshold value, generating a sound correction signal, extracting the noise signal, identifying time data corresponding to the noise signal, and performing noise time analysis on the time data corresponding to each noise signal, specifically:
sequencing the noise signals according to the time, calculating the difference value between the time data of the next serial number and the time data of the previous serial number, calculating a plurality of noise interval times, judging that the occurrence frequency of the noise is shortened and generating a rate-reduced signal when the noise interval times are reduced in sequence, judging that the noise is abnormal and generating a rate-different signal when the noise interval times float up and down and are traceless, and judging that the occurrence frequency of the noise is increased gradually and generating a rate-positive signal when the noise interval times are increased in sequence;
extracting and identifying a rate reduction signal, a rate difference signal and a rate positive signal, judging that the noise of the radio frequency power amplifier is normal when the rate positive signal is identified, extracting noise interval time of the rate difference signal when the rate difference signal is identified, judging that equipment is abnormal and needs to be repaired when the frequency of the rate difference signal in a preset time period exceeds a preset value, marking the time point as a judgment time point, selecting a plurality of corresponding noise interval times when the rate reduction signal is identified, and marking the time point as a rate reduction warning point when the interval time in the noise interval times is less than or equal to a safety interval threshold value;
calculating difference values of the collected time points when the radio frequency power amplifier starts to operate, the judgment time points and the rate reduction warning points respectively, calculating judgment time length and rate reduction time length, and marking the judgment time length and the rate reduction time length as a judgment rate data set;
the monitoring safety judgment unit acquires data of the judgment time length, the rate reduction time length and the rate monitoring and evaluation value according to the prompt and early warning signaling, and performs monitoring and processing warning operation, wherein the specific operation process of the monitoring and processing warning operation is as follows:
extracting a rate evaluation value, and evaluating the rateComparing the comparison result with a rate monitoring evaluation threshold M, judging that the inside of the radio frequency power amplifier has a fault when the rate monitoring evaluation value is greater than or equal to the rate monitoring evaluation threshold, generating a maintenance early warning signal, judging that the inside of the radio frequency power amplifier has no fault when the rate monitoring evaluation value is smaller than the rate monitoring evaluation threshold, generating a non-maintenance demand signal, sending a maintenance early warning alarm to a mobile phone terminal of a manager when the maintenance early warning signal is identified, extracting a time point when the non-maintenance demand signal is generated and calibrating the time point as a safety prompt time point, performing difference calculation on the safety prompt time point and a time point when the radio frequency power amplifier starts to operate, and calculating safety prompt duration;
extracting the judgment time length and the rate reduction time length, calculating a difference value between the judgment time length and the safety prompt duration, calculating a judgment prompt difference value and a rate reduction prompt difference value, and respectively processing the judgment prompt difference value and the rate reduction prompt difference value, wherein the method specifically comprises the following steps: when the prompt difference value and the rate reduction prompt difference value are judged to be larger than the corresponding threshold values, noise safety is judged, a noise safety prompt signal is generated and sent to a mobile phone terminal of a manager, when the prompt difference value and the rate reduction prompt difference value are judged to be equal to the corresponding threshold values, potential safety hazards exist in noise, the noise potential safety prompt signal is generated and sent to the mobile phone terminal of the manager, when the prompt difference value and the rate reduction prompt difference value are judged to be smaller than the corresponding threshold values, the noise frequency is judged to be abnormal, a noise maintenance warning signal is generated and sent to the mobile phone terminal of the manager.
The foregoing is merely illustrative and explanatory of the present invention and various modifications, additions or substitutions may be made to the specific embodiments described by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (9)
1. A safety monitoring and early warning system for a radio frequency power amplifier is characterized by comprising an amplifier numerical value collecting unit, a power monitoring and analyzing unit, an amplifier noise processing unit, a processor and a monitoring safety judging unit;
the processor generates an amplifier collecting signaling and transmits the amplifier collecting signaling to the amplifier numerical collecting unit, the amplifier numerical collecting unit is used for collecting related data of the radio frequency power amplifier, and collecting processing operation is carried out on the collected related data to obtain a collecting data set, and the collecting data set comprises a lifting signal, a device output maximum value, a fluctuation signal, a device output average value, a lifting signal, a device output minimum value, a device output high signal, a device output low signal, a standard pressure flow value, a pressure flow floating range, an over-consumption ratio value, a low-consumption ratio value and a mean-consumption ratio value;
the processor generates a power monitoring signaling and transmits the power monitoring signaling to the power monitoring analysis unit, the real-time running condition of the radio frequency power amplifier is monitored through the power monitoring analysis unit, and the monitored data is subjected to rate monitoring processing operation to obtain a rate monitoring evaluation value; the processor generates a sound analysis signaling and transmits the sound analysis signaling to the amplifier noise processing unit, sound effect judgment operation is carried out on related noise when the radio frequency power amplifier operates through the amplifier noise processing unit to obtain a judgment rate data set, the judgment rate data set comprises judgment time length and reduction time length, the processor generates a prompt early warning signaling and transmits the prompt early warning signaling to the monitoring safety judgment unit, monitoring early warning operation is carried out on output data of the radio frequency power amplifier, which is subjected to collecting processing operation, rate monitoring processing operation and sound effect judgment operation through the monitoring safety judgment unit to obtain an early warning signal set, and the early warning signal set is sent to a mobile phone terminal of a manager.
2. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 1, wherein the specific operation process of the collecting and processing operation is:
collecting the type specification type of a radio frequency power amplifier and calibrating the type specification type as model data, collecting the output power of the corresponding radio frequency power amplifier during operation according to the model data and calibrating the output power as device input data, calculating the device input difference value between the device input data and the threshold value of the corresponding device input data according to a difference value calculation formula, selecting the device input difference value corresponding to different time points, carrying out chart conversion on the device input difference value to obtain a device input difference chart, and carrying out wave break judgment on the device input difference chart to obtain a lifting signal, a device input maximum value, a wave signal, a device input mean value, a lifting signal and a device input minimum value;
comparing the output difference value with a threshold value of the output difference value to obtain a high-transmission-rate signal and a low-transmission-rate signal;
acquiring the voltage of the corresponding radio-frequency power amplifier during operation according to the model data and calibrating the voltage as device voltage data, acquiring the current of the corresponding radio-frequency power amplifier during operation according to the model data and calibrating the current as device flow data, and performing pressure-current ratio processing on the device voltage data and the device flow data to obtain a standard pressure-current value and a pressure-current floating range value;
acquiring power consumption of corresponding radio frequency power amplifiers at different time points during operation according to model data, calibrating the power consumption into device consumption data, calculating device consumption average values of the device consumption data at different time points according to an average value calculation formula, dividing the device consumption average values and a plurality of device consumption data into over consumption values, low consumption values and average consumption values, counting the times of the over consumption values, the low consumption values and the average consumption values, calculating the ratio of the over consumption values, the low consumption ratio and the average consumption ratio.
3. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 2, wherein the specific process of performing the wave break judgment on the device difference graph is as follows:
when the Y-axis value increases along with the increase of the X-axis value and the Y-axis value decreases along with the increase of the X-axis value after reaching a peak value point, calibrating the image as a lifting image, generating a lifting signal, selecting the peak value point and calibrating the peak value point as a device output maximum value; when the Y-axis value fluctuates up and down along with the increase of the X-axis value, the image is calibrated to be a fluctuating image, a fluctuation signal is generated, the average value of the input difference value of the image is calculated and calibrated to be the input average value of the image, when the Y-axis value decreases along with the increase of the X-axis value and reaches a valley point, the Y-axis value increases along with the increase of the X-axis value, the image is calibrated to be a descending image, a descending signal is generated, the valley point is selected and calibrated to be the minimum value of the input image.
4. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 2, wherein the specific process of the pressure-to-flow ratio processing is as follows:
carrying out ratio calculation on the pressure data of a plurality of different time points and the corresponding flow data of the pressure, calculating a plurality of pressure-flow ratios, selecting the pressure-flow ratio with the highest occurrence frequency from the plurality of pressure-flow ratios, and calibrating the pressure-flow ratio as a standard pressure-flow value;
according to the difference value calculation formula, calculating a plurality of pressure flow difference values of the standard pressure flow value and a plurality of pressure flow ratios respectively, calculating the pressure flow average difference value of the plurality of pressure flow difference values according to the mean value calculation formula, and according to the calculation formula: the maximum value of the pressure-flow range value = pressure-flow average difference value + standard pressure-flow ratio value, the minimum value of the pressure-flow range value = standard pressure-flow ratio value-pressure-flow average difference value, and the maximum value and the minimum value are combined to form a pressure-flow floating range value.
5. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 1, wherein the specific operation process of the rate monitoring processing operation is as follows:
acquiring the power amplification factor and power of the radio frequency power amplifier at each operation moment, sequentially calibrating the power amplification factor and power into amplification data and amplification data, calculating the amplification difference of a plurality of amplification data according to a difference calculation formula, sequentially comparing a plurality of amplification differences, and calculating a plurality of amplification ratio ratios;
comparing the plurality of amplification difference ratio values with the corresponding plurality of amplification difference ratio values, generating a normal operation signal when the amplification difference ratio values are consistent with the corresponding amplification difference ratio value results, and generating a different operation signal when the amplification difference ratio values are inconsistent with the corresponding amplification difference ratio value results;
identifying and assigning the normal signals, the abnormal signals and the collected data set to obtain an output floating signal value FS i T n And extreme value Fj n And a specific consumption value Fgh v ;
According to the calculation formula:calculating the evaluation value of the rate of occurrenceU1 is a conversion factor of the output and floating signal value, u2 is a conversion factor of an extreme value, u3 is a conversion factor of a consumption ratio value, by is a standard pressure flow value, bf is a pressure flow floating range value, e1 is a conversion weight coefficient of the output and floating signal value, the extreme value and the consumption ratio value, and e2 is a conversion weight coefficient of the standard pressure flow value and the pressure flow floating range value.
6. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 5, wherein the specific process of performing the identification and assignment process is as follows:
when the abnormal transportation signal is identified, extracting a lifting signal, a fluctuation signal, a lifting signal, a high transmission rate signal and a low transmission rate signal corresponding to the abnormal transportation signal, and marking the signals as S i T n I is 1,2, n is 1,2,3; when i =1, it is determined that a high transmission rate signal is recognized, when i =2, it is determined that a low transmission rate signal is recognized, and when n =When 1, judging that the lifting signal is recognized, when n =2, judging that the fluctuation signal is recognized, when n =3, judging that the lifting signal is recognized, and for S, judging that the lifting signal is recognized i T n Carrying out assignment to obtain an output floating signal value FS i T n (ii) a When the normal signal is identified, the numerical value extraction processing is not carried out;
carrying out numerical marking on the device input maximum value, the device input average value and the device input minimum value, and carrying out marking assignment to obtain an extreme value Fj n N is 1,2,3, fj when i =1 n Assigned value expressed as the input maximum value, fj when i =2 n Assigned value expressed as mean value of the device, fj when i =3 n A given value expressed as a minimum value of the input;
the over consumption ratio, the low consumption ratio and the average consumption ratio are marked numerically and are marked and assigned as a consumption ratio value Fgh v And the value of v is 1,2 and 3, and when the value of v is 1,2 and 3, the values are respectively expressed as the mark assignment of the over-consumption ratio, the low-consumption ratio and the average consumption ratio.
7. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 1, wherein the sound effect determination operation comprises the following specific operation processes:
collecting the sound effect size and the corresponding time point when the radio frequency power amplifier operates, calibrating the sound effect size and the corresponding time point into sound rate data and time data, and extracting the data according to the sound rate data corresponding to different time data;
comparing the plurality of sound rate data with a sound rate threshold respectively, generating a noise signal when the sound rate data is greater than the sound rate threshold, generating a sound positive signal when the sound rate data is less than or equal to the sound rate threshold, extracting the noise signal, identifying time data corresponding to the noise signal, and performing noise time analysis on the time data corresponding to each noise signal to obtain a judgment time point and a rate reduction warning point;
and respectively calculating difference values of the collected time points when the radio frequency power amplifier starts to operate, the judgment time points and the rate reduction warning points, and calculating the judgment time length and the rate reduction time length.
8. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 7, wherein the specific process of noise time analysis is as follows:
sequencing the noise signals according to the time, calculating the difference between the time data of the next serial number and the time data of the previous serial number, calculating a plurality of noise interval times, generating a rate reduction signal when the noise interval times are reduced in sequence, generating a rate difference signal when the noise interval times float up and down without trace, and generating a rate positive signal when the noise interval times are increased in sequence;
when a positive rate signal is identified, judging that the noise of the radio frequency power amplifier is normal, when a differential rate signal is identified, extracting noise interval time when the differential rate signal appears, when the frequency of the differential rate signal appearing in a preset time period exceeds a preset value, marking the time point as a judgment time point, when a reduced rate signal is identified, selecting a plurality of corresponding noise interval times, and when the interval time in the noise interval times is less than or equal to a safety interval threshold value, marking the time point as a reduced rate warning point.
9. The safety monitoring and early warning system for the radio frequency power amplifier as claimed in claim 1, wherein the specific operation process of the monitoring and processing warning operation is:
extracting a rate evaluation value, and evaluating the rateComparing with the rate monitoring and evaluating threshold value M whenWhen the voltage is more than or equal to M, generating a maintenance early warning signal when the voltage is more than or equal to MIf the number of the radio frequency power amplifiers is less than M, generating a non-maintenance demand signal, sending a maintenance early warning alarm to a mobile phone terminal of a manager when a maintenance early warning signal is identified, extracting a time point generated by the non-maintenance demand signal and calibrating the time point to be a safety prompt time point when the non-maintenance demand signal is identified, calculating a difference value between the safety prompt time point and a time point when the radio frequency power amplifiers start to operate, and calculating safety prompt time;
extracting the judgment time length and the rate reduction time length, calculating a difference value between the judgment time length and the safety prompt duration, calculating a judgment prompt difference value and a rate reduction prompt difference value, and respectively processing the judgment prompt difference value and the rate reduction prompt difference value, wherein the method specifically comprises the following steps: when the prompt difference value and the rate reduction prompt difference value are judged to be larger than the corresponding threshold values, noise safety is judged, a noise safety prompt signal is generated and sent to a mobile phone terminal of a manager, when the prompt difference value and the rate reduction prompt difference value are judged to be equal to the corresponding threshold values, potential safety hazards exist in noise, the noise potential safety prompt signal is generated and sent to the mobile phone terminal of the manager, when the prompt difference value and the rate reduction prompt difference value are judged to be smaller than the corresponding threshold values, the noise frequency is judged to be abnormal, a noise maintenance warning signal is generated and sent to the mobile phone terminal of the manager.
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