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CN-121987837-A - Cabin cloth product disinfection detection method and system adapting to multiple cabin standards

CN121987837ACN 121987837 ACN121987837 ACN 121987837ACN-121987837-A

Abstract

The invention discloses a cabin cloth product disinfection detection method and system adapting to a multi-cabin standard, belongs to the technical field of cabin cleaning, and aims to solve the technical problems that an existing cabin cloth product disinfection detection method is long in detection period, single in detection means and poor in universality, and does not meet the requirements of sanitary service. The method comprises the steps of establishing a multi-cabin standard detection model, initializing parameters, collecting surface electrical response signals of target cloth products through a double-sensor detection terminal, reading cabin types of the target cloth products, filtering, denoising and feature extraction of the surface electrical response signals to obtain standardized feature values, inputting the cabin types and the standardized feature values into the multi-cabin standard detection model to obtain actual index values and comprehensive disinfection effect judgment values, and optimizing disinfection parameters of disinfection equipment according to the cabin types and performing secondary disinfection and re-detection on the target cloth products if the comprehensive disinfection effect judgment values do not reach the standards.

Inventors

  • CHEN HAOWEI

Assignees

  • 北京航净清洗有限公司

Dates

Publication Date
20260508
Application Date
20260302

Claims (10)

  1. 1. A cabin cloth product disinfection detection method adapted to a multi-cabin standard, the method comprising: according to the cloth product disinfection standards of different types of cabins, a multi-cabin standard detection model is established, and parameter initialization is carried out; A double-sensor detection terminal is constructed based on a microbial sensor and a disinfectant residual sensor, and the double-sensor detection terminal is used for collecting surface electrical response signals of target cloth products and reading cabin types of the target cloth products; Filtering and denoising the surface electrical response signal and extracting features to obtain a standardized feature value; Inputting the cabin type and the standardized characteristic value into the multi-cabin standard detection model to obtain an actual index value and disinfection effect comprehensive judgment value; And if the comprehensive disinfection effect determination value does not reach the standard, optimizing the disinfection parameters of the disinfection equipment according to the cabin type, and performing secondary disinfection and re-detection on the target cloth product.
  2. 2. The cabin cloth product disinfection detection method adapting to the multi-cabin standard according to claim 1, wherein a multi-cabin standard detection model library is built according to different types of cabin cloth product disinfection standards, and parameters are initialized, and specifically comprises the following steps: The method comprises the steps of constructing a multi-cabin standard threshold library according to the disinfection standards of cloth products of cabins of different types, presetting microorganism content thresholds and disinfectant residual thresholds corresponding to cabins of different types in the multi-cabin standard threshold library, wherein the microorganism content thresholds take the total number of colonies as a judging index, and the disinfectant residual thresholds take the concentration of disinfectant effective components as a judging index; Constructing a feature calculation model based on a multi-feature fusion mapping algorithm, and initializing model parameters of the feature calculation model; constructing a standard-reaching judgment model based on a support vector machine algorithm, and initializing model parameters of the standard-reaching judgment model; Combining the feature calculation model, the standard reaching judgment model and the multi-cabin standard threshold library into the multi-cabin standard detection model; Extracting standard-reaching samples and electric response signal characteristic values of non-standard-reaching samples of cloth products in different types of cabins, and constructing a model training set; and training the multi-cabin standard detection model through the model training set.
  3. 3. The cabin cloth product disinfection detection method adapting to the multi-cabin standard according to claim 2, wherein the feature calculation model is constructed based on a multi-feature fusion mapping algorithm, and specifically comprises the following steps: The multi-feature fusion module is used for carrying out linear fusion calculation on the received standardized feature value to obtain a feature fusion value; The characteristic mapping deduction module is used for reversely deducting the actual index value of the surface of the cloth product according to the characteristic fusion value, wherein the actual index value comprises the total number of the actual microbial colonies and the concentration of the effective components of the actual disinfectant; The precision calibration unit is used for docking the multi-cabin standard threshold library and calling a judging index normal range interval corresponding to the current cabin type to carry out validity calibration on the numerical value of the actual index value; and connecting the multi-feature fusion module, the feature mapping deduction module and the index calibration module end to form the feature calculation model.
  4. 4. The cabin cloth product disinfection detection method adapting to the multi-cabin standard according to claim 1 is characterized in that a dual-sensor detection terminal is constructed based on a microbial sensor and a disinfectant residual sensor, and the dual-sensor detection terminal is used for collecting surface electrical response signals of a target cloth product and reading the cabin type of the target cloth product, and specifically comprises the following steps: The method comprises the steps of integrating and fixing a microbial sensor and a disinfectant residual sensor to a detection terminal, and adjusting contact parameters of a sensor probe and the surface of a cabin cloth product through a probe adjusting mechanism to enable the sensor probe to be fully contacted with the cabin cloth product to form the double-sensor detection terminal; After detecting the contact signal of the sensor probe and the target cloth product, acquiring an impedance change signal of the surface of the target cloth product through the microbial sensor, and acquiring an electrochemical reaction peak signal of the surface of the target cloth product through a residual sensor of the sterilizer; The impedance change signal and the electrochemical reaction peak signal are sent to a signal preprocessing module for preliminary amplification and preliminary filtering treatment, and the surface electrical response signal is obtained; and identifying the cabin type to which the target cloth product belongs through RFID, or reading the cabin type manually input by a user.
  5. 5. The method for detecting the disinfection of the cabin cloth product adapting to the multi-cabin standard according to claim 4, wherein the filtering denoising and the feature extraction are performed on the surface electrical response signal to obtain a standardized feature value, and the method specifically comprises the following steps: performing wavelet decomposition on the surface electrical response signal to obtain a low-frequency component and a high-frequency component, wherein the high-frequency component comprises cabin environment temperature, humidity and interference noise caused by airflow; Performing threshold processing on the high-frequency component by adopting a soft threshold function, suppressing a noise signal, and reserving an effective signal to obtain a denoising high-frequency component; performing wavelet inverse transformation on the low-frequency component and the denoising high-frequency component, and reconstructing to obtain a denoised pure electrical response signal; Extracting characteristic values of the pure electrical response signals to obtain signal characteristic values, wherein the characteristic values extracted from the impedance change signals at least comprise impedance change rate, impedance stable values and impedance change peak values; and normalizing the extracted signal characteristic values to a [0,1] interval to obtain the normalized characteristic values, and transmitting the normalized characteristic values to a standard judging module.
  6. 6. The cabin cloth product disinfection detection method adapting to the multi-cabin standard according to claim 1, wherein the cabin type and the standardized characteristic value are input into the multi-cabin standard detection model to obtain an actual index value and a disinfection effect comprehensive judgment value, and specifically comprises the following steps: Taking the first standardized characteristic value corresponding to the impedance change signal as the input of a characteristic calculation model, endowing each first standardized characteristic value with a corresponding preset weight, and obtaining a microorganism characteristic fusion value through linear fusion calculation; substituting the microorganism characteristic fusion value into a preset first mapping function to obtain the total number of actual microorganism colonies; Taking second standardized characteristic values corresponding to electrochemical reaction peak signals as input of a characteristic calculation model, endowing each second standardized characteristic value with corresponding preset weight, and obtaining a disinfectant characteristic fusion value through linear fusion calculation; substituting the characteristic fusion value of the disinfectant into a preset second mapping function to obtain the concentration of the effective components of the actual disinfectant; And determining the comprehensive judgment value of the disinfection effect according to the total number of the actual microbial colonies and the concentration of the effective components of the actual disinfectant.
  7. 7. The method for detecting the disinfection of a cabin cloth product adapting to a multi-cabin standard according to claim 6, wherein the determining the disinfection effect comprehensive determination value according to the actual microbial colony count and the actual disinfectant effective component concentration specifically comprises: extracting corresponding microorganism content threshold values and disinfectant residual threshold values from a multi-cabin standard threshold value library according to the cabin type; Comparing the total number of the actual microbial colonies with the microbial content threshold value through a standard reaching judgment model; If the total number of the actual microbial colonies is larger than the microbial content threshold, calculating the difference value of the total number of the actual microbial colonies and the microbial content threshold, and taking the reciprocal to obtain a microbial determination value; If the concentration of the disinfectant effective component is smaller than or equal to the disinfectant residual threshold value, defining the disinfectant residual judging value as 1, if the concentration of the disinfectant effective component is larger than the disinfectant residual threshold value, calculating the difference value of the disinfectant effective component and the disinfectant residual threshold value, and taking the reciprocal to obtain the disinfectant residual judging value; And carrying out weighted calculation on the microorganism judgment value and the disinfectant residual judgment value to obtain the comprehensive judgment value of the disinfection effect, wherein the sum of weights of the microorganism judgment value and the disinfectant residual judgment value is 1.
  8. 8. The method for detecting the disinfection of the cabin cloth products adapting to the multi-cabin standard according to claim 7, wherein if the comprehensive disinfection effect determination value does not reach the standard, the disinfection parameters of the disinfection equipment are optimized according to the cabin type, and the target cloth products are subjected to secondary disinfection and re-detection, which comprises the following steps: If the comprehensive judging value is equal to 1, judging that the disinfection effect of the target cloth product reaches the standard; If the comprehensive judgment value is not equal to 1, judging that the disinfection effect of the target cloth product does not reach the standard, and triggering a disinfection parameter optimization instruction; Determining a non-standard reason according to the actual index value, and optimizing the disinfection parameters of the disinfection equipment according to the non-standard reason and the cabin type; Transmitting the optimized disinfection parameters to a disinfection device, and controlling the disinfection device to carry out secondary disinfection on the target cloth product according to the optimized disinfection parameters; And if the target cloth product does not reach the standard after the secondary sterilization, outputting an alarm signal to remind the user to perform manual intervention, checking whether the sterilizing equipment and the double-sensor detection terminal are normal or not, and recording the manual intervention process and the checking result.
  9. 9. A cabin cloth product disinfection detection method adapting to a multi-cabin standard according to claim 1, wherein after inputting the cabin type and the standardized feature value into the multi-cabin standard detection model to obtain an actual index value and disinfection effect comprehensive decision value, the method further comprises: After the detection of the cloth products in the current batch is completed, summarizing the actual index value of each cloth product; determining a histogram interval according to the cabin type corresponding to the current batch; Respectively generating a microorganism content histogram and a disinfectant residual histogram according to the histogram grouping interval and the summarized actual index values, wherein the histogram of each histogram is associated with detailed detection data of corresponding cloth products, and the unique identification, specific detection value and disinfection parameter of all the cloth products in the interval are popped up by clicking the histogram for data tracing; The method comprises the steps of carrying out integral data analysis according to the microorganism content histogram and the disinfectant residual histogram to generate a disinfection capability report of disinfection equipment, wherein the disinfection capability report at least comprises the total number, the standard-reaching number, the direct standard-reaching number, the standard-reaching number after secondary disinfection and the non-standard-reaching number of batch cloth products, and calculating the integral standard-reaching rate, the direct standard-reaching rate and the secondary disinfection standard-reaching rate of the batch; Comparing the detection results of different types of cloth products in the same batch, analyzing the differences of the disinfection effects of the cloth products with different materials and different use scenes, and marking the differences in the disinfection capability report, and providing a targeted disinfection parameter optimization suggestion.
  10. 10. A cabin cloth disinfection detection system adapted to a multi-cabin standard, the system comprising: The device comprises a feature extraction module, a double-sensor detection terminal, a feature extraction module, a parameter analysis module and a parameter analysis module, wherein the feature extraction module is used for establishing a multi-cabin standard detection model and initializing parameters; the disinfection detection module is used for filtering and denoising the surface electrical response signal and extracting features to obtain a standardized feature value, inputting the cabin type and the standardized feature value into the multi-cabin standard detection model to obtain an actual index value and disinfection effect comprehensive judgment value; and the secondary disinfection module is used for optimizing the disinfection parameters of the disinfection equipment according to the cabin type if the comprehensive disinfection effect determination value does not reach the standard, and carrying out secondary disinfection and re-detection on the target cloth product.

Description

Cabin cloth product disinfection detection method and system adapting to multiple cabin standards Technical Field The invention relates to the technical field of cabin cleaning, in particular to a cabin cloth product disinfection detection method and system adapting to a multi-cabin standard. Background The fabric products in the aircraft cabin are used as core articles which are directly contacted with passengers, the disinfection standard reaching condition of the fabric products is directly related to public health safety, and different types and different grades of cabins are formulated with different disinfection detection standards due to different operation scenes, different sanitary supervision requirements and different service grades. The existing cabin cloth product disinfection detection technology mainly comprises manual sampling and laboratory culture, the detection period is long, real-time online detection cannot be realized, and the detection method is large in manual operation error, low in efficiency and difficult to adapt to the batch detection requirement of cabin cloth products. And the detection means is single, and only the single index of microorganism content or disinfectant residue is detected, the situations that the microorganism reaches the standard and the disinfectant residue exceeds the standard or the disinfectant residue reaches the standard and the microorganism is not removed thoroughly are easy to appear, and the detection accuracy is not enough. Meanwhile, a differentiation judging mechanism adapting to the standards of multiple cabins is lacking, judging thresholds cannot be automatically adjusted according to the sanitary standards of different cabins, and universality is poor. Disclosure of Invention The embodiment of the invention provides a cabin cloth product disinfection detection method and system adapting to a multi-cabin standard, which are used for solving the technical problems that the existing cabin cloth product disinfection detection method is long in detection period, single in detection means and poor in universality, and cannot meet the requirements of sanitary service. The embodiment of the invention adopts the following technical scheme: On one hand, the embodiment of the invention provides a cabin cloth product disinfection detection method adapting to multiple cabin standards, which comprises the steps of establishing a multiple cabin standard detection model according to different cabin cloth product disinfection standards, initializing parameters, constructing a dual-sensor detection terminal based on a microbial sensor and a disinfectant residual sensor, acquiring a surface electrical response signal of a target cloth product through the dual-sensor detection terminal, and reading the cabin type of the target cloth product; Filtering and denoising the surface electrical response signal and extracting features to obtain a standardized feature value; Inputting the cabin type and the standardized characteristic value into the multi-cabin standard detection model to obtain an actual index value and disinfection effect comprehensive judgment value; And if the comprehensive disinfection effect determination value does not reach the standard, optimizing the disinfection parameters of the disinfection equipment according to the cabin type, and performing secondary disinfection and re-detection on the target cloth product. In a possible implementation manner, according to the cloth product disinfection standards of different types of cabins, a multi-cabin standard detection model library is established, and parameters are initialized, and specifically the method comprises the following steps: The method comprises the steps of constructing a multi-cabin standard threshold library according to the disinfection standards of cloth products of cabins of different types, presetting microorganism content thresholds and disinfectant residual thresholds corresponding to cabins of different types in the multi-cabin standard threshold library, wherein the microorganism content thresholds take the total number of colonies as a judging index, and the disinfectant residual thresholds take the concentration of disinfectant effective components as a judging index; Constructing a feature calculation model based on a multi-feature fusion mapping algorithm, and initializing model parameters of the feature calculation model; constructing a standard-reaching judgment model based on a support vector machine algorithm, and initializing model parameters of the standard-reaching judgment model; Combining the feature calculation model, the standard reaching judgment model and the multi-cabin standard threshold library into the multi-cabin standard detection model; Extracting standard-reaching samples and electric response signal characteristic values of non-standard-reaching samples of cloth products in different types of cabins, and constructing a model training set; and train