CN115376072A - Transformer substation construction site operation safety monitoring method - Google Patents
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Abstract
The invention relates to the technical field of transformer substation construction site operation safety monitoring analysis, and particularly discloses a transformer substation construction site operation safety monitoring method.
Description
Technical Field
The invention belongs to the technical field of operation safety monitoring and analysis of a transformer substation construction site, and relates to a transformer substation construction site operation safety monitoring method.
Background
The transformer substation is an important component in a power network, plays an important role in converting voltage, collecting current and distributing electric energy, and the field aloft work is a relatively complex process involving a lot of dangerous operations, so that the importance of safety monitoring on the field aloft work of transformer substation construction is highlighted.
At present, the safety monitoring of the high-altitude operation of the transformer substation construction site mainly comprises the operation monitoring of construction equipment, and has certain disadvantages, and obviously, the following problems still exist in the safety monitoring of the high-altitude operation of the transformer substation construction site at present: 1. the safety monitoring of the current high-altitude operation only monitors high-altitude operation facilities, the operation state of the high-altitude operation personnel can not be known, the personnel behavior is one of main uncertain factors of the high-altitude operation, the monitoring necessity is self-evident, the state corresponding to the operation personnel is not monitored currently, the timeliness of the safety early warning of the high-altitude operation personnel can not be improved, the falling operation safety and the falling operation stability of the high-altitude operation personnel are not high, and further accidents such as stepping on the air and the like are caused.
2. The scaffold is used as one of main supporting components for high-altitude operation, the stability of the structure and the safety of the appearance directly determine the operation safety of high-altitude operation personnel, detailed analysis is not carried out at present, powerful operation support cannot be provided for the high-altitude operation personnel, and meanwhile powerful guarantee cannot be provided for the operation safety of the high-altitude operation personnel, so that the operation early warning efficiency and the early warning effect of the prior art cannot meet the early warning requirement of the high-altitude operation.
3. At present, the safety monitoring mode for the high-altitude operation belongs to a manual monitoring mode, the monitoring efficiency is low, the monitoring content has great limitation, meanwhile, the manual monitoring mode has great subjectivity and a visual field blind area, the monitoring effect of the safety monitoring for the high-altitude operation and the early warning efficiency of the high-altitude operation cannot be guaranteed, and the subsequent production work and the safe and stable operation of a power grid are influenced.
Disclosure of Invention
In view of this, in order to solve the problems in the background art, a method for monitoring the operation safety of a substation construction site is provided.
The purpose of the invention can be realized by the following technical scheme: the invention provides a transformer substation construction site operation safety monitoring method, which comprises the following steps: firstly, safety monitoring of protective articles: the use information of each high-altitude protective article in the high-altitude operation area in the target transformer substation is monitored through the distributed high-definition cameras.
Step two, safety analysis of protective articles: and respectively calculating the safety evaluation coefficients of all gloves, all safety helmet evaluation coefficients and all safety belt evaluation coefficients in the high-altitude operation area of the target transformer substation according to the use information of all high-altitude protection articles in the high-altitude operation area of the target transformer substation, and respectively processing all high-altitude protection articles in the high-altitude operation area of the target transformer substation.
Step three, scaffold safety monitoring: the method comprises the steps that pressure information of all scaffolds in an aerial working area in a target substation is monitored through distributed pressure sensors, and meanwhile surface information of all scaffolds in the aerial working area in the target substation is monitored through distributed high-definition cameras, wherein the pressure information comprises the number of aerial working personnel corresponding to all scaffolds and the weight corresponding to all the personnel.
Step four, scaffold safety analysis: and respectively analyzing the pressure information and the surface information of each scaffold in the high-altitude operation area in the target transformer substation to obtain the structural safety factor and the appearance safety factor corresponding to each scaffold in the high-altitude operation area in the target transformer substation, and further comprehensively calculating to obtain the stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation.
Monitoring the overhead workers: the method comprises the steps that the high-definition cameras are arranged to collect images of feet of all high-altitude operation personnel in a high-altitude operation area in a target transformer substation, meanwhile, the levels of scaffolds where the high-altitude operation personnel are located are collected, the high-altitude operation protection belt wearing images corresponding to the high-altitude operation personnel are collected, and then behavior safety evaluation coefficients corresponding to the high-altitude operation personnel in the high-altitude operation area of the target transformer substation are obtained through analysis.
Sixthly, safety analysis of the transformer substation construction site: and comprehensively calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation according to the safety evaluation coefficient of each high-altitude protective article in the high-altitude operation area of the target transformer substation, the stability safety evaluation coefficient corresponding to each scaffold and the behavior safety evaluation coefficient corresponding to each high-altitude operation worker.
In a possible implementation manner, the usage information of each high-altitude protective article in the step one includes each glove information, each safety helmet information and each safety belt information, wherein each glove information includes the number of sanded bristles, the corresponding sanded area at each sanded position, the number of broken holes and the corresponding broken hole area at each broken hole, each safety helmet information includes the number of dents, the corresponding dent volume at each dent, the number of ruptures and the corresponding rupture length at each rupture, and each safety belt information includes the number of brittle rupture strands.
In a possible implementation mode, the safety evaluation coefficients of all gloves, all safety helmet evaluation coefficients and all safety belt evaluation coefficients in the high-altitude operation area of the target substation are calculated in the second step, and the specific calculation process is as follows: a1, mutually comparing and screening the sanding area corresponding to each sanding part of each glove in the high-altitude operation area of the target transformer substation and the broken hole area corresponding to each broken hole, screening to obtain the maximum sanding area and the maximum broken hole area of each glove, and respectively marking the maximum sanding area and the maximum broken hole area as the maximum sanding area and the maximum broken hole area of each glove
Wherein i represents a number corresponding to each glove,
。
a2, comparing and screening the depression volume corresponding to each depression of each safety helmet in the high-altitude operation area of the target transformer substation and the fracture length corresponding to each fracture, screening to obtain the maximum depression volume and the maximum fracture length of each safety helmet, and recording the maximum depression volume and the maximum fracture length as the maximum fracture length
Wherein j represents the number corresponding to each safety helmet,
。
a3, according to the sanding number, the maximum sanding area, the number of holes and the maximum hole area of each glove, utilizing a calculation formula
Calculating to obtain the safety evaluation coefficient corresponding to each glove
Wherein, in the process,
respectively representing the reference sanding number and the reference broken hole number of the set glove,
respectively representing the number of sanded and broken holes corresponding to the ith glove,
respectively representing the reference sanding area and the reference broken hole area of the glove, and respectively representing the influence factors corresponding to the set sanding number, sanding area, broken hole number and broken hole area by b1, b2, b3 and b 4.
A4, utilizing a calculation formula according to the number of the dents, the maximum dent volume, the number of the cracks and the maximum crack length of each safety helmet
Calculating to obtain the safety evaluation coefficient corresponding to each safety helmet
Wherein, in the process,
respectively expressed as a set reference number of recesses of the helmet and a reference number of cracks,
respectively expressed as the number of dents and the number of cracks corresponding to the jth safety helmet,
respectively expressed as the reference recess volume and the reference rupture length of the set safety helmet, and a1, a2, a3 and a4 respectively expressed as the corresponding influence factors of the set recess number, recess volume, rupture number and rupture length.
A5, utilizing a calculation formula according to the brittle fracture strand number of each safety belt
Calculating to obtain the safety evaluation coefficient corresponding to each safety belt
Wherein, in the step (A),
expressed as a set seat belt reference frangible strand number,
the number of brittle fracture strands corresponding to the p-th safety belt is expressed, p is the number corresponding to each safety belt,
。
in a possible implementation manner, in the second step, each high-altitude protective article in the high-altitude operation area of the target substation is respectively processed, and the specific processing process is as follows: and comparing the safety evaluation coefficient corresponding to each glove with the standard glove safety evaluation coefficient stored in the database, if the safety evaluation coefficient corresponding to a certain glove is smaller than the standard glove safety evaluation coefficient, discarding the glove, and if the safety evaluation coefficient corresponding to a certain glove is larger than or equal to the standard glove safety evaluation coefficient, continuously using the glove in the aerial work.
And treating each safety cap and each safety belt according to the corresponding treatment mode of each glove.
In a possible implementation mode, the structural safety factors corresponding to all scaffolds in the high-altitude operation area in the target substation are obtained through analysis in the fourth step, and the specific analysis process is as follows: extracting the number of aerial work personnel and the weight of each person corresponding to each scaffold in the aerial work area in the target transformer substation according to the pressure information of each scaffold in the aerial work area in the target transformer substation, and utilizing a calculation formula
And calculating to obtain the structural safety factors corresponding to all scaffolds in the high-altitude operation area in the target transformer substation
U represents the number corresponding to each scaffold,
and s is a number corresponding to each person,
，
expressed as the weight corresponding to the s-th person of the u-th scaffold,
expressed as a set scaffold reference maximum load value.
In a possible implementation manner, the stable safety evaluation coefficients corresponding to all scaffolds in the high-altitude operation area of the target substation are obtained through comprehensive calculation in the fourth step, and the specific analysis process is as follows: b1, extracting the bending degree, the crack length, the crack number, the rusting area and the rusting position number corresponding to the surface of each scaffold according to the surface information corresponding to each scaffold in the high-altitude operation area in the target transformer substation.
B2, utilizing a calculation formula
And calculating the appearance safety coefficient corresponding to each scaffold in the high-altitude operation area in the target transformer substation
Wherein, in the step (A),
respectively representing the bending degree, the crack length, the number of cracks, the rusting area and the number of rusted parts corresponding to the u-th scaffold, W' representing the set allowable bending degree of the target scaffold,
expressed as a set reference bending angle difference,
the allowable crack length, the allowable number of cracks, the allowable rusting area and the allowable number of rusted parts corresponding to the u-th scaffold are respectively expressed, and the c1, c2, c3, c4 and c5 are respectively expressed as the appearance safety influence weights corresponding to the set bending degree, crack length, crack number, rusting area and rusting number.
B3, utilizing a calculation formula
And calculating to obtain a stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation
Wherein d1 and d2 are respectively expressed as weighting factors corresponding to the set structural stability and appearance safety.
In a possible implementation mode, the behavior safety evaluation coefficient corresponding to each high-altitude operation worker in the high-altitude operation area of the target substation is analyzed in the fifth step, and the specific analysis process is as follows: c1, extracting pedal areas from foot images corresponding to all the high-altitude operation personnel, matching and comparing the pedal areas with reference safety pedal areas corresponding to the high-altitude operation personnel stored in a database, if the pedal areas of feet corresponding to certain high-altitude operation personnel are successfully matched with the reference safety pedal areas corresponding to the high-altitude operation personnel, judging that the high-altitude operation personnel are safe pedal personnel, if the pedal areas corresponding to certain high-altitude operation personnel are failed to be matched with the reference safety pedal areas corresponding to the high-altitude operation personnel, judging that the high-altitude operation personnel are dangerous pedal personnel, counting the number of the dangerous pedal personnel, numbering all the dangerous pedal personnel according to a preset sequence, and sequentially marking the dangerous pedal personnel as dangerous pedal personnel
And extracting the pedal area corresponding to each dangerous pedal operator.
C2, based on the current scaffold level of each high-altitude operation worker, matching and comparing the scaffold level corresponding to each dangerous pedal worker with the set level interval corresponding to each level, screening to obtain the level corresponding to each dangerous pedal worker, and further positioning the danger weight of each dangerous pedal worker corresponding to the level from the database and recording the danger weight as the danger weight
Using a calculation formula
And calculating to obtain the pedal safety evaluation coefficient of the high-altitude operation personnel
Wherein r is a number corresponding to each dangerous pedal person,
，
expressed as the pedal area corresponding to the r-th dangerous pedal personnel,
expressed as a standard foot-pedal area corresponding to the set dangerous foot-pedal person,
expressed as an aerial worker safety correction factor.
And C3, extracting wearing information from each wearing image corresponding to each aerial worker, wherein the wearing information comprises the shoulder distance of the aerial worker protective belt, the length of the tail belt and the fastening buckle attaching area.
C4, using a calculation formula
And calculating to obtain the wearing safety evaluation coefficient corresponding to each high-altitude operation personnel
Wherein, in the step (A),
respectively expressed as the standard shoulder distance of the protective belt for aloft work, the length of the standard tail belt and the joint area of the standard fastening button,
respectively expressed as the shoulder distance, tail belt length and fastening buckle joint area of the protective belt corresponding to the h-th aloft worker, f1, f2 and f3 respectively expressed as the weighting factors corresponding to the shoulder distance, tail belt length and fastening buckle joint area, h expressed as the number corresponding to each aloft worker,
。
c5, utilizing a calculation formula
And calculating to obtain a behavior safety evaluation coefficient corresponding to each high-altitude operation personnel in the high-altitude operation area of the target transformer substation
Wherein k1 and k2 are respectively expressed as the corresponding influence factors of the set pedal safety and the set wearing safety.
In a possible implementation manner, the construction safety evaluation coefficient corresponding to the target substation is obtained through comprehensive calculation in the sixth step, and the specific analysis process is as follows: using a formula of calculation
Calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation
Wherein, in the step (A),
respectively representing weight factors corresponding to the set glove safety, safety helmet safety, safety belt safety, scaffold safety and high-altitude operation personnel safety.
As described above, the method for monitoring the operation safety of the substation construction site provided by the invention has at least the following beneficial effects: according to the transformer substation construction site operation safety monitoring method, the glove safety evaluation coefficients, the safety helmet safety evaluation coefficients, the safety belt safety evaluation coefficients, the scaffold safety evaluation coefficients and the high-altitude operation personnel evaluation coefficients are obtained by monitoring and analyzing the high-altitude protection articles, the scaffold and personnel foot images and the personnel wearing images, and the construction safety evaluation coefficients corresponding to the target transformer substation are obtained through comprehensive calculation.
According to the invention, the pedal area of the high-altitude operation personnel is collected and analyzed through the arranged cameras, so that the pedal safety evaluation coefficient of the high-altitude operation personnel is obtained, the timeliness of safety early warning of the high-altitude operation personnel is improved, the operation safety and stability of the high-altitude operation personnel are ensured, and accidents such as stepping on the ground and falling are reduced to a certain extent.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart illustrating the steps of the method 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 method for monitoring the operation safety of the transformer substation construction site provided by the invention comprises the following steps: firstly, safety monitoring of protective articles: the use information of each high-altitude protective article in the high-altitude operation area in the target transformer substation is monitored through the distributed high-definition cameras.
As a preferable scheme, the use information of each high-altitude protective article in the step one includes information of each glove, information of each safety helmet and information of each safety belt, wherein the information of each glove includes the number of sandings, the sandings area corresponding to each sanded position, the number of broken holes and the broken hole area corresponding to each broken hole, the information of each safety helmet includes the number of recesses, the volume of recesses corresponding to each recess, the number of fractures and the length of fractures corresponding to each fracture, and the information of each safety belt includes the number of brittle fracture strands.
Step two, safety analysis of protective articles: and respectively calculating the safety evaluation coefficients of all gloves, all safety helmet evaluation coefficients and all safety belt evaluation coefficients in the high-altitude operation area of the target transformer substation according to the use information of all high-altitude protection articles in the high-altitude operation area of the target transformer substation, and respectively processing all high-altitude protection articles in the high-altitude operation area of the target transformer substation.
As a preferred scheme, the safety evaluation coefficients of all gloves, all safety helmet evaluation coefficients and all safety belt evaluation coefficients in the high-altitude operation area of the target transformer substation are calculated in the second step, and the specific calculation process is as follows: a1, mutually comparing and screening the sanding area corresponding to each sanding part of each glove in the high-altitude operation area of the target transformer substation and the broken hole area corresponding to each broken hole, screening to obtain the maximum sanding area and the maximum broken hole area of each glove, and respectively marking the maximum sanding area and the maximum broken hole area as the maximum sanding area and the maximum broken hole area of each glove
Wherein i represents the number corresponding to each glove,
。
a2, converting each safety in the high-altitude operation area of the target transformer substationThe corresponding concave volume of each concave part of the helmet and the corresponding rupture length of each rupture part are compared and screened, and then the maximum concave volume and the maximum rupture length of each safety helmet are obtained by screening, and are respectively recorded as
Wherein j is the number corresponding to each safety helmet,
。
a3, according to the sanding number, the maximum sanding area, the broken hole number and the maximum broken hole area of each glove, utilizing a calculation formula
Calculating to obtain the safety evaluation coefficient corresponding to each glove
Wherein, in the step (A),
respectively representing the reference sanding number and the reference broken hole number of the set glove,
respectively representing the number of sanded and broken holes corresponding to the ith glove,
respectively expressed as the reference sanding area and the reference broken hole area of the set glove, and b1, b2, b3 and b4 respectively expressed as the corresponding influence factors of the set sanding number, sanding area, broken hole number and broken hole area.
A4, utilizing a calculation formula according to the number of the dents, the maximum dent volume, the number of the cracks and the maximum crack length of each safety helmet
Calculating to obtain each safety helmetCorresponding security assessment factor
Wherein, in the step (A),
respectively expressed as a set reference number of recesses of the helmet and a reference number of cracks,
respectively expressed as the number of dents and the number of cracks corresponding to the jth safety helmet,
respectively expressed as the reference recess volume and the reference rupture length of the set safety helmet, and a1, a2, a3 and a4 respectively expressed as the corresponding influence factors of the set recess number, recess volume, rupture number and rupture length.
A5, utilizing a calculation formula according to the brittle fracture strand number of each safety belt
And calculating to obtain the safety evaluation coefficient corresponding to each safety belt
Wherein, in the step (A),
expressed as a set seat belt reference frangible strand number,
the number of brittle fracture strands corresponding to the p-th safety belt is expressed, p is the number corresponding to each safety belt,
。
as a preferred scheme, in the second step, each high-altitude protective article in the high-altitude operation area of the target transformer substation is respectively processed, and the specific processing process is as follows: and comparing the safety evaluation coefficient corresponding to each glove with the standard glove safety evaluation coefficient stored in the database, if the safety evaluation coefficient corresponding to a certain glove is smaller than the standard glove safety evaluation coefficient, discarding the glove, and if the safety evaluation coefficient corresponding to a certain glove is larger than or equal to the standard glove safety evaluation coefficient, continuously using the glove in the aerial work.
And treating each safety cap and each safety belt according to the corresponding treatment mode of each glove.
In one particular embodiment, the process for each headgear is as follows: and comparing the safety evaluation coefficient corresponding to each safety helmet with the standard safety helmet safety evaluation coefficient stored in the database, if the safety evaluation coefficient corresponding to a certain safety helmet is smaller than the standard safety helmet safety evaluation coefficient, discarding the safety helmet, and if the safety evaluation coefficient corresponding to a certain safety helmet is larger than or equal to the standard safety helmet safety evaluation coefficient, continuously using the safety helmet in high-altitude operation.
In a specific embodiment, the process for each seat belt is as follows: and comparing the safety evaluation coefficient corresponding to each safety belt with the standard safety belt safety evaluation coefficient stored in the database, if the safety evaluation coefficient corresponding to a certain safety belt is smaller than the standard safety belt safety evaluation coefficient, discarding the safety belt, and if the safety evaluation coefficient corresponding to a certain safety belt is larger than or equal to the standard safety belt safety evaluation coefficient, continuously using the safety belt in the high-altitude operation.
Step three, scaffold safety monitoring: the method comprises the steps that pressure information of all scaffolds in an aerial working area in a target substation is monitored through distributed pressure sensors, and meanwhile surface information of all scaffolds in the aerial working area in the target substation is monitored through distributed high-definition cameras, wherein the pressure information comprises the number of aerial working personnel corresponding to all scaffolds and the weight corresponding to all the personnel.
In a specific embodiment, the intelligent electronic scale is required to weigh the weight of each aerial worker before each scaffold is put on, and then the weight of each aerial worker is transmitted to the background through the intelligent electronic scale to be collected and called.
Step four, scaffold safety analysis: and respectively analyzing the pressure information and the surface information of each scaffold in the high-altitude operation area in the target transformer substation to obtain the structural safety factor and the appearance safety factor corresponding to each scaffold in the high-altitude operation area in the target transformer substation, and further comprehensively calculating to obtain the stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation.
As a preferred scheme, the structural safety factors corresponding to all scaffolds in the high-altitude operation area in the target transformer substation are obtained through analysis in the fourth step, and the specific analysis process is as follows: extracting the number of aerial work personnel and the weight of each person corresponding to each scaffold in the aerial work area in the target transformer substation according to the pressure information of each scaffold in the aerial work area in the target transformer substation, and utilizing a calculation formula
And calculating the structural safety factor corresponding to each scaffold in the high-altitude operation area in the target transformer substation
U represents the number corresponding to each scaffold,
and s is a number corresponding to each person,
，
expressed as the weight corresponding to the s-th person of the u-th scaffold,
expressed as a set scaffold reference maximum load value.
As a preferred scheme, the stable safety evaluation coefficients corresponding to all scaffolds in the high-altitude operation area of the target transformer substation are obtained through comprehensive calculation in the fourth step, and the specific analysis process is as follows: and B1, extracting the bending degree, the crack length, the crack number, the rusting area and the rusting position number corresponding to the surface of each scaffold according to the surface information corresponding to each scaffold in the high-altitude operation area in the target substation.
B2, utilizing a calculation formula
And calculating the appearance safety coefficient corresponding to each scaffold in the high-altitude operation area in the target transformer substation
Wherein, in the step (A),
respectively expressed as the bending degree, crack length, crack number, rusting area and rusting position number corresponding to the u scaffold, W' is expressed as the set target scaffold allowable bending degree,
expressed as a set reference bending angle difference,
the allowable crack length, the allowable number of cracks, the allowable rusting area and the allowable number of rusted parts corresponding to the u-th scaffold are respectively expressed, and the c1, c2, c3, c4 and c5 are respectively expressed as the appearance safety influence weights corresponding to the set bending degree, crack length, crack number, rusting area and rusting number.
B3, utilizing a calculation formula
And calculating to obtain a stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation
Wherein d1 and d2 are respectively expressed as weighting factors corresponding to the set structural stability and appearance safety.
Monitoring the overhead workers: the method comprises the steps that the high-definition cameras are arranged to collect images of feet of all high-altitude operation personnel in a high-altitude operation area in a target transformer substation, meanwhile, the levels of scaffolds where the high-altitude operation personnel are located are collected, the high-altitude operation protection belt wearing images corresponding to the high-altitude operation personnel are collected, and then behavior safety evaluation coefficients corresponding to the high-altitude operation personnel in the high-altitude operation area of the target transformer substation are obtained through analysis.
As a preferred scheme, the behavior safety evaluation coefficients corresponding to all the high-altitude operation personnel in the high-altitude operation area of the target transformer substation are analyzed and obtained in the fifth step, and the specific analysis process is as follows: c1, extracting pedal areas from foot images corresponding to all the high-altitude operation personnel, matching and comparing the pedal areas with reference safety pedal areas corresponding to the high-altitude operation personnel stored in a database, if the pedal areas of feet corresponding to certain high-altitude operation personnel are successfully matched with the reference safety pedal areas corresponding to the high-altitude operation personnel, judging that the high-altitude operation personnel are safe pedal personnel, if the pedal areas corresponding to certain high-altitude operation personnel are failed to be matched with the reference safety pedal areas corresponding to the high-altitude operation personnel, judging that the high-altitude operation personnel are dangerous pedal personnel, counting the number of the dangerous pedal personnel, numbering all the dangerous pedal personnel according to a preset sequence, and sequentially marking the dangerous pedal personnel as dangerous pedal personnel
And extracting the pedal area corresponding to each dangerous pedal operator.
C2, based on the current scaffold level of each high-altitude operation worker, matching and comparing the scaffold level corresponding to each dangerous pedal worker with the set level interval corresponding to each level, screening to obtain the level corresponding to each dangerous pedal worker, and positioning the danger weight of the level corresponding to each dangerous pedal worker from the databaseAnd is recorded as
Using a calculation formula
And calculating to obtain the pedal safety evaluation coefficient of the high-altitude operation personnel
Wherein r is a number corresponding to each dangerous pedal person,
，
expressed as the pedal area corresponding to the r-th dangerous pedal personnel,
expressed as a standard foot-pedal area corresponding to the set dangerous foot-pedal person,
expressed as an aerial worker safety correction factor.
And C3, extracting wearing information from each wearing image corresponding to each aerial worker, wherein the wearing information comprises the shoulder distance of the aerial worker protective belt, the length of the tail belt and the fastening buckle attaching area.
C4, using a calculation formula
And calculating to obtain the corresponding wearing safety evaluation coefficient of each high-altitude operation worker
Wherein, in the step (A),
respectively expressed as set altitudeStandard double shoulder distance of the industrial protective belt, standard tail belt length, standard fastening buckle attaching area,
respectively representing the shoulder distance, tail belt length and fastening buckle attaching area of the protective belt for the high-altitude operation corresponding to the h-th high-altitude operation personnel, respectively representing the weight factors corresponding to the shoulder distance, the tail belt length and the fastening buckle attaching area by f1, f2 and f3, respectively representing the number corresponding to each high-altitude operation personnel by h,
。
c5, utilizing a calculation formula
And calculating to obtain a behavior safety evaluation coefficient corresponding to each high-altitude operation personnel in the high-altitude operation area of the target transformer substation
Wherein k1 and k2 are respectively expressed as the corresponding influence factors of the set pedal safety and the set wearing safety.
In a specific embodiment, the specific process of extracting wearing information from each wearing image corresponding to each aerial worker is as follows: the arranged cameras are focused on the aerial work protective belts of all aerial work personnel, and the shoulder distances, the tail belt lengths and the fastening buckle attaching areas of the aerial work protective belts are extracted from the aerial work protective belts.
According to the embodiment of the invention, the pedal area of the high-altitude operation personnel is collected and analyzed through the arranged cameras, so that the pedal safety evaluation coefficient of the high-altitude operation personnel is obtained, the timeliness of safety early warning of the high-altitude operation personnel is improved, the operation safety and stability of the high-altitude operation personnel are ensured, and accidents such as stepping on the ground and falling are reduced to a certain extent.
Sixthly, safety analysis of the transformer substation construction site: and comprehensively calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation according to the safety evaluation coefficient of each high-altitude protective article in the high-altitude operation area of the target transformer substation, the stability safety evaluation coefficient corresponding to each scaffold and the behavior safety evaluation coefficient corresponding to each high-altitude operation worker.
As a preferred scheme, the construction safety evaluation coefficient corresponding to the target substation is obtained through comprehensive calculation in the sixth step, and the specific analysis process is as follows: using a formula of calculation
Calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation
Wherein, in the process,
respectively representing weight factors corresponding to the set glove safety, safety helmet safety, safety belt safety, scaffold safety and high-altitude operation personnel safety.
According to the transformer substation construction site operation safety monitoring method, the high-altitude protection articles, the scaffold, the foot images of the personnel and the wearing images of the personnel are monitored and analyzed to obtain the glove safety evaluation coefficients, the safety helmet safety evaluation coefficients, the safety belt safety evaluation coefficients, the scaffold safety evaluation coefficients and the high-altitude operation personnel evaluation coefficients, and the construction safety evaluation coefficients corresponding to the target transformer substation are obtained through comprehensive calculation.
The foregoing is merely exemplary and illustrative of the principles of the present invention, and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention.
Claims (8)
1. A transformer substation construction site operation safety monitoring method is characterized in that: the method comprises the following steps:
step one, safety monitoring of protective articles: monitoring the use information of each high-altitude protective article in a high-altitude operation area in a target transformer substation through the distributed high-definition cameras;
step two, safety analysis of protective articles: respectively calculating safety evaluation coefficients of gloves, safety helmet and safety belts in the high-altitude operation area of the target transformer substation according to the use information of the high-altitude protective articles in the high-altitude operation area of the target transformer substation, and respectively processing the high-altitude protective articles in the high-altitude operation area of the target transformer substation;
step three, scaffold safety monitoring: monitoring pressure information of each scaffold in an aerial work area in the target transformer substation through the distributed pressure sensors, and monitoring surface information of each scaffold in the aerial work area in the target transformer substation through the distributed high-definition cameras, wherein the pressure information comprises the number of aerial work personnel corresponding to each scaffold and the weight corresponding to each personnel;
step four, scaffold safety analysis: respectively analyzing pressure information and surface information of each scaffold in the high-altitude operation area in the target transformer substation to obtain a structure safety coefficient and an appearance safety coefficient corresponding to each scaffold in the high-altitude operation area in the target transformer substation, and further comprehensively calculating to obtain a stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation;
monitoring the overhead workers: the method comprises the steps that the distributed high-definition cameras are used for collecting images of feet of all high-altitude operation personnel in a high-altitude operation area in a target transformer substation, collecting the current scaffold level where all the high-altitude operation personnel are located, collecting high-altitude operation protective belt wearing images corresponding to all the high-altitude operation personnel, and analyzing to obtain behavior safety evaluation coefficients corresponding to all the high-altitude operation personnel in the high-altitude operation area of the target transformer substation;
sixthly, safety analysis of the transformer substation construction site: and comprehensively calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation according to the safety evaluation coefficient of each high-altitude protection article in the high-altitude operation area of the target transformer substation, the stability safety evaluation coefficient corresponding to each scaffold and the behavior safety evaluation coefficient corresponding to each high-altitude operation worker.
2. The transformer substation construction site operation safety monitoring method according to claim 1, characterized in that: the use information of each high-altitude protective article in the step one comprises each glove information, each safety helmet information and each safety belt information, wherein each glove information comprises the number of sanded bristles, the sanding area corresponding to each sanded position, the number of broken holes and the broken hole area corresponding to each broken hole, each safety helmet information comprises the number of dents, the dent volume corresponding to each dent, the number of broken parts and the broken length corresponding to each broken position, and each safety belt information comprises the number of brittle fracture strands.
3. The transformer substation construction site operation safety monitoring method according to claim 2, characterized in that: and calculating to obtain the safety evaluation coefficients of all gloves, all safety helmet evaluation coefficients and all safety belts in the high-altitude operation area of the target transformer substation, wherein the specific calculation process is as follows:
a1, mutually comparing and screening the sanding area corresponding to each sanding part of each glove in the high-altitude operation area of the target transformer substation and the broken hole area corresponding to each broken hole, screening to obtain the maximum sanding area and the maximum broken hole area of each glove, and respectively carrying out comparison and screening on the sanding area and the broken hole areaIs marked as
Wherein i represents the number corresponding to each glove,
；
a2, comparing and screening the corresponding concave volume of each concave part and the corresponding rupture length of each rupture part of each safety helmet in the high-altitude operation area of the target transformer substation, further screening to obtain the maximum concave volume and the maximum rupture length of each safety helmet, and recording the maximum concave volume and the maximum rupture length as the maximum rupture length of each safety helmet
Wherein j represents the number corresponding to each safety helmet,
；
a3, according to the sanding number, the maximum sanding area, the broken hole number and the maximum broken hole area of each glove, utilizing a calculation formula
Calculating to obtain the safety evaluation coefficient corresponding to each glove
Wherein, in the step (A),
respectively representing the reference sanding number and the reference broken hole number of the set glove,
respectively representing the number of sanded and broken holes corresponding to the ith glove,
respectively representing the reference sanding area and the reference broken hole area of the glove, and respectively representing the b1, the b2, the b3 and the b4 as the influence factors corresponding to the set sanding number, sanding area, broken hole number and broken hole area;
a4, utilizing a calculation formula according to the number of the dents, the maximum dent volume, the number of the cracks and the maximum crack length of each safety helmet
Calculating to obtain the safety evaluation coefficient corresponding to each safety helmet
Wherein, in the step (A),
respectively expressed as a set reference number of recesses of the helmet and a reference number of cracks,
respectively expressed as the number of dents and the number of cracks corresponding to the jth safety helmet,
respectively representing the reference recess volume and the reference rupture length of the safety helmet, and respectively representing the influence factors corresponding to the set recess number, recess volume, rupture number and rupture length by a1, a2, a3 and a 4;
a5, utilizing a calculation formula according to the brittle fracture strand number of each safety belt
And calculating to obtain the safety evaluation coefficient corresponding to each safety belt
Wherein, in the step (A),
expressed as a set seat belt reference frangible strand number,
expressed as the number of brittle fracture strands corresponding to the p-th safety belt, p is expressed as the number corresponding to each safety belt,
。
4. the transformer substation construction site operation safety monitoring method according to claim 3, characterized in that: in the second step, each high-altitude protective article in the high-altitude operation area of the target transformer substation is respectively processed, and the specific processing process is as follows:
comparing the safety evaluation coefficient corresponding to each glove with the standard glove safety evaluation coefficient stored in the database, if the safety evaluation coefficient corresponding to a certain glove is smaller than the standard glove safety evaluation coefficient, discarding the glove, and if the safety evaluation coefficient corresponding to a certain glove is larger than or equal to the standard glove safety evaluation coefficient, continuously using the glove in the aerial work;
and treating each safety cap and each safety belt according to the corresponding treatment mode of each glove.
5. The transformer substation construction site operation safety monitoring method according to claim 3, characterized in that: and analyzing in the fourth step to obtain the structural safety factors corresponding to all scaffolds in the high-altitude operation area in the target transformer substation, wherein the specific analysis process is as follows:
extracting the number of aerial work personnel and the weight of each person corresponding to each scaffold in the aerial work area in the target transformer substation according to the pressure information of each scaffold in the aerial work area in the target transformer substation, and utilizing a calculation formula
And calculating the structural safety factor corresponding to each scaffold in the high-altitude operation area in the target transformer substation
U represents the number corresponding to each scaffold,
and s is a number corresponding to each person,
，
expressed as the weight corresponding to the s-th person of the u-th scaffold,
expressed as a set scaffold reference maximum load value.
6. The transformer substation construction site operation safety monitoring method according to claim 5, characterized in that: and comprehensively calculating to obtain a stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation in the fourth step, wherein the specific analysis process is as follows:
b1, extracting the bending degree, the crack length, the crack number, the rusting area and the rusting position number corresponding to the surface of each scaffold according to the surface information corresponding to each scaffold in the high-altitude operation area in the target transformer substation;
b2, utilizing a calculation formula
And calculating the appearance safety coefficient corresponding to each scaffold in the high-altitude operation area in the target transformer substation
Wherein, in the step (A),
respectively representing the bending degree, the crack length, the number of cracks, the rusting area and the number of rusted parts corresponding to the u-th scaffold, W' representing the set allowable bending degree of the target scaffold,
expressed as a set reference bending angle difference,
the allowable crack length, the allowable crack number, the allowable rusting area and the allowable rusting position number corresponding to the u-th scaffold are respectively expressed, and the c1, c2, c3, c4 and c5 are respectively expressed as the appearance safety influence weights corresponding to the set bending degree, crack length, crack number, rusting area and rusting number;
b3, utilizing a calculation formula
And calculating to obtain a stable safety evaluation coefficient corresponding to each scaffold in the high-altitude operation area of the target transformer substation
Wherein d1 and d2 are respectively expressed as weighting factors corresponding to the set structural stability and appearance safety.
7. The transformer substation construction site operation safety monitoring method according to claim 6, characterized in that: and analyzing to obtain behavior safety evaluation coefficients corresponding to all the high-altitude operation personnel in the high-altitude operation area of the target transformer substation, wherein the specific analysis process is as follows:
c1, extracting pedal areas from the foot images corresponding to the high-altitude operators, matching and comparing the pedal areas with reference safety pedal areas stored in a database and corresponding to the high-altitude operators, and if the pedal areas are higher than the reference safety pedal areas, judging whether the feet are higher than the reference safety pedal areasThe foot pedal area corresponding to the aerial worker is successfully matched with the reference safety foot pedal area corresponding to the aerial worker, the aerial worker is judged to be a safety foot pedal worker, if the foot pedal area corresponding to the aerial worker is not matched with the reference safety foot pedal area corresponding to the aerial worker, the aerial worker is judged to be a dangerous foot pedal worker, the number of dangerous foot pedal workers is counted, the dangerous foot pedals are numbered according to a preset sequence, and the dangerous foot pedal areas are sequentially marked to be dangerous foot pedal personnel
Extracting the pedal area corresponding to each dangerous pedal operator;
c2, based on the current scaffold level of each high-altitude operation worker, matching and comparing the scaffold level corresponding to each dangerous pedal worker with the set level interval corresponding to each level, screening to obtain the level corresponding to each dangerous pedal worker, positioning the danger weight of the corresponding level of each dangerous pedal worker from the database, and recording the danger weight as the danger weight
Using a formula of calculation
And calculating to obtain the pedal safety evaluation coefficient of the high-altitude operation personnel
Wherein r is a number corresponding to each dangerous pedal person,
，
expressed as the pedal area corresponding to the r-th dangerous pedal personnel,
expressed as a standard foot-pedal area corresponding to the set dangerous foot-pedal person,
expressed as a high-altitude operator safety correction factor;
c3, extracting wearing information from each wearing image corresponding to each aerial worker, wherein the wearing information comprises the distance between shoulders of the aerial worker protective belt, the length of the tail belt and the attaching area of the fastening buckle;
c4, using a calculation formula
And calculating to obtain the wearing safety evaluation coefficient corresponding to each high-altitude operation personnel
Wherein, in the process,
respectively expressed as the standard shoulder distance of the protective belt for aloft work, the length of the standard tail belt and the joint area of the standard fastening button,
respectively representing the shoulder distance, tail belt length and fastening buckle attaching area of the protective belt for the high-altitude operation corresponding to the h-th high-altitude operation personnel, respectively representing the weight factors corresponding to the shoulder distance, the tail belt length and the fastening buckle attaching area by f1, f2 and f3, respectively representing the number corresponding to each high-altitude operation personnel by h,
；
c5, utilizing a calculation formula
And calculating to obtain the high-altitude operation of the target transformer substationBehavior safety evaluation coefficient corresponding to each high-altitude operation worker in area
Wherein k1 and k2 are respectively expressed as the corresponding influence factors of the set pedal safety and the set wearing safety.
8. The transformer substation construction site operation safety monitoring method according to claim 7, characterized in that: and step six, comprehensively calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation, wherein the specific analysis process is as follows:
using a formula of calculation
Calculating to obtain a construction safety evaluation coefficient corresponding to the target transformer substation
Wherein, in the step (A),
respectively representing weight factors corresponding to the set glove safety, safety helmet safety, safety belt safety, scaffold safety and high-altitude operation personnel safety.
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