CN115171360A - Combined type electric power plant area alarm system, alarm platform and use method - Google Patents
Combined type electric power plant area alarm system, alarm platform and use method Download PDFInfo
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Abstract
The invention relates to a combined type electric power plant area alarm system, an alarm platform and a using method, and belongs to the technical field of electric power alarm devices. The invention comprises an alarm device for hidden danger of external damage of a power plant, and a balancing device, a detection device and a detection device which are combined on the alarm device, wherein: the alarm device comprises a control host, a lifting rod positioned below the control host and a lifting device positioned at the top of the control host, wherein the lifting device controls the detection device to swing up and down relative to the control host; the detection device comprises an unmanned aerial vehicle and a sensor group arranged below the unmanned aerial vehicle; the detection device comprises a radar probe and a telescopic rod, and after secondary judgment is carried out by the detection device, the control host is triggered to alarm. The whole alarm method is different from the conventional inspection alarm mode, meets the identification requirement of the hidden danger of external damage, and has higher detection effect. The invention can be widely applied to occasions of electric power alarm devices.
Description
Technical Field
The invention relates to a combined type electric power plant area alarm system, an alarm platform and a use method, and belongs to the technical field of electric power alarm devices.
Background
With the technological progress, the way that emerging technologies such as balance cars and unmanned aerial vehicles patrol the power plant area is gradually adopted by the technical personnel in the field. However, the reliable identification of external damage hazards in the power plant area by using the alarm platform requires training. How to improve the accuracy of the external broken hidden danger alarm becomes a point to be overcome by the patrol alarm device. The unmanned aerial vehicle is adopted for alarm recognition, and the training model is more and more homogeneous. How to break through the existing recognition mode, carry out high matching degree calculation to the broken hidden danger outward, realize better hidden danger recognition effect, it is the hard difficult problem that the present alarm platform is willing to solve.
Disclosure of Invention
Aiming at the hidden dangers in the prior art, the invention provides a combined electric power plant area alarm system, an alarm platform and a use method.
The combined type power plant area alarm system comprises an alarm device for hidden danger of external power plant area damage, and a balance device, a detection device and a detection device which are combined on the alarm device, wherein:
the balancing device comprises a circular base, a pedal is arranged at the outer edge of the base, a fixing frame stretches across the inside of the base, pulleys are arranged on two sides of the middle of the fixing frame, and the pulleys are positioned on the driving base to move;
the alarm device comprises a control host, a lifting rod positioned below the control host and a lifting device positioned at the top of the control host, wherein the control host is connected with the balance device through the lifting rod, the control host is connected with the detection device through the lifting device, the lifting rod drives the control host to move up and down relative to the base, and the lifting device controls the detection device to swing up and down relative to the control host;
detection device, include unmanned aerial vehicle and install in the sensor group of unmanned aerial vehicle below, sensor group includes respectively:
the sensor I is used for detecting the temperature of the hidden danger of the external power plant;
the sensor II is used for detecting the position of the hidden danger of the external power plant;
the sensor III is used for collecting infrared information of the hidden danger of the external power plant;
the industrial camera is used for shooting image information of the hidden danger of the outside power plant;
the unmanned aerial vehicle is lifted to a certain height through the lifting device to carry out outer broken hidden danger detection, and when the height of the outer broken hidden danger exceeds the range, the unmanned aerial vehicle flies independently without the lifting device;
detection device, including radar probe and telescopic link, the one end of telescopic link links to each other with the main control system, and the other end links to each other with radar probe, and radar probe is close to with outer broken hidden danger department that detection device judged the department, carries out the secondary via detection device and judges the back, triggers the main control system and reports to the police.
Preferably, the mount middle part passes through the lifter and links to each other with the main control system, and the lifter is connected with the mount is detachable, and balancing unit embeds has the lithium cell, and the lithium cell passes through the lifter and for the main control system power supply.
Preferably, be provided with communication module and light on the unmanned aerial vehicle, unmanned aerial vehicle passes through communication module and links to each other with control host computer or remote server, and unmanned aerial vehicle feeds back the temperature, position, infrared ray information and the image information that will collect to remote server through communication module and carries out initial judgement, and unmanned aerial vehicle passes through communication module and receives light and sensor group switch command.
Preferably, the control host computer embeds there is communication module, and the control host computer passes through communication module and receives remote server's detection instruction, and suspected outer broken hidden danger appears in the representative, and control host computer drive telescopic link continues to drive radar probe and is close to outer broken hidden danger and carry out radar detection information acquisition, and communication module feeds back detection information to remote server and carries out the secondary and judge, and the server then issues the instruction that starts the warning through communication module, and control host computer starts audible-visual annunciator.
Preferably, the unmanned aerial vehicle is connected with the lifting device through the electromagnetic module, the unmanned aerial vehicle is detachably connected with the lifting device, and the unmanned aerial vehicle is separated from the lifting device after the electromagnetic module is powered off; unmanned aerial vehicle embeds has the lithium cell to supply power alone, and electromagnetic module is located unmanned aerial vehicle and supplies power through the lithium cell.
The alarm system of the invention has the beneficial effects that: the prior inspection alarm device is improved, a balance device is utilized to carry out dynamic balance on a control host with a lifting device and a telescopic rod, and the base is always stable; the method is characterized in that detection of different coverage degrees is carried out on suspected external damage hidden dangers in a mode of combining a lifting device with an unmanned aerial vehicle; the radar probe with the telescopic rod carries out secondary detection on the external broken hidden danger, detects the internal part of the external broken hidden danger, further avoids false triggering of alarming, and is suitable and reliable for supplementing as manual inspection.
The alarm platform of the combined type power plant alarm system comprises a remote server adopting a B/S architecture, wherein the remote server comprises an image correction unit, a historical data storage unit, an image prediction unit and a hidden danger level management unit, and the combined type power plant alarm system comprises:
the information acquisition unit is used for receiving the temperature, the position, the infrared information and the image information acquired by the unmanned aerial vehicle, and preliminarily judging whether suspected external broken hidden dangers appear or not by identifying the size and the position of the external broken hidden dangers in the information;
the alarm correction unit is used for accurately issuing a pulley movement instruction, ensuring that the telescopic rod accurately drives the radar probe to detect radar information of the external broken hidden danger, and secondarily judging whether the real external broken hidden danger exists or not;
the historical data storage unit deletes the information of which the size and the position do not meet the requirements, keeps collecting the information meeting the requirements, and forms a collection set, thereby facilitating the subsequent prediction and management;
the information prediction unit is used for calling the historical data storage unit, predicting the pixel change rate in the information and predicting the time used by the future hidden danger level of the external broken hidden danger in combination with the evolution on time;
and the hidden danger level management unit records all hidden danger levels of each power plant area, forms corresponding characteristics and records the characteristics on the original information, so that the learning of a visual neural network is facilitated.
The alarm platform has the beneficial effects that: the method utilizes the information acquisition unit and the alarm correction unit to carry out identification and judgment twice, and then utilizes the proposed hidden danger grade evolution algorithm to obtain the change rate; and finally, obtaining a collection formed by one or more hidden danger grades by using historical information data, and finally using the collection as a training model of the visual neural network.
The use method of the combined type power plant area alarm system comprises the following steps:
s1: acquisition of detection device information: the balance device drives the alarm device to patrol along the power plant area, and the detection device is lifted to a certain height through the lifting device for detection; when the height of the power plant equipment is higher than that of the lifting device, the electromagnetic module on the unmanned aerial vehicle is powered off and separated from the lifting device to rise above the power plant, and temperature, position, infrared information and image information are acquired by using the sensor group;
s2: correction of the detection device information: the remote server performs preliminary judgment according to information acquired by the unmanned aerial vehicle, and further performs secondary correction judgment on the outer broken hidden danger by using the detection device, the detection device is accurately close to the outer broken hidden danger part according to the size and position detected by the unmanned aerial vehicle, the telescopic rod is used for controlling the telescopic distance of the radar probe, the radar probe covers a part of the electric power plant, the surface of the outer broken hidden danger is detected, and the inner part of the outer broken hidden danger is detected;
s3: quantitative analysis of historical data: the method comprises the following steps of obtaining the change rate of the outer broken hidden danger by using the information change of the same outer broken hidden danger in different historical periods, and predicting the accuracy of which hidden danger level the outer broken hidden danger belongs to in the information, namely:
the information acquired by the remote server records historical data of different hidden danger levels, in the image after morphological processing, it is determined that pixels under a certain hidden danger level evolve into pixels under the next hidden danger level, and after the pixels conforming to the hidden danger level are captured, the evolution time of a reference image is superposed, so that the change rate is obtained;
s4: determination of the hidden danger grade collection: the remote server performs segmentation processing on the image after quantitative analysis, so as to identify one or more external broken hidden dangers in the image, and sets one or more hidden danger grades for the one or more hidden dangers on the image; forming a collection set of one or more hidden danger grades for training and evaluating a visual neural network of the image hidden danger grades; and forming one or more hidden danger level characteristics based on the visual neural network, and remarking the characteristics on the related pictures.
Preferably, the determining of the range of the part of the power plant covered by the radar probe in the step S2 includes the following steps:
the distance of the radar probe from the outer broken hidden danger is assumed to be
Power density of radar electromagnetic wave
Comprises the following steps:
wherein:
is the maximum transmitting power of the radar probe;
gain of the radar probe;
if power density is taken
One tenth of the critical limit value
Taking the length of the radar probe as
Assuming that the radar probe covers a radius
Comprises the following steps:
the range of the radar probe covering a part of the power plant area takes the radar probe as the center of a circle to
Is a spherical region of radius.
The using method of the invention has the beneficial effects that: the whole alarm method is different from the existing inspection alarm mode, better meets the identification requirement of the external broken hidden danger, and has higher detection effect.
Drawings
Fig. 1 is one of the structural schematic diagrams of the alarm system of the present invention.
Fig. 2 is a second schematic structural diagram of the alarm system of the present invention.
Fig. 3 is a schematic view of a structure of the detecting device.
Fig. 4 is a second schematic structural diagram of the detecting device.
FIG. 5 is a flow diagram of a method of use of the present invention.
In the figure: 1. a balancing device; 11. a base; 12. a pedal; 13. a pulley; 14. a fixed mount; 2. a control device; 21. a lifting rod; 22. a control host; 23. a handle; 3. a lifting device; 4. a detection device; 41. a sensor I; 42. a sensor II; 43. a sensor III; 44. an industrial camera; 5. a detection device; 51. a radar probe; 52. a telescopic rod.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1:
as shown in fig. 1 to 4, the combined power plant alarm system of the present invention includes an alarm device for hidden danger of external damage of the power plant, and a balancing device 1, a detecting device 4 and a detecting device 5 combined on the alarm device, wherein:
the balancing device 1 comprises a circular base 11, a pedal 12 is mounted at the outer edge of the base 11, a fixed frame 14 stretches across the inside of the base 11, pulleys 13 are arranged on two sides of the middle of the fixed frame 14, and the pulleys 13 are positioned to drive the base 11 to move;
the alarm device comprises a control host 22, a lifting rod 21 positioned below the control host 22 and a lifting device 3 positioned at the top of the control host 22, wherein the control host 22 is connected with the balance device 1 through the lifting rod 21, the control host 22 is connected with the detection device 4 through the lifting device 3, the lifting rod 21 drives the control host 22 to move up and down relative to the base 11, and the lifting device 3 controls the detection device 4 to swing up and down relative to the control host 22;
the sensor I41 is used for detecting the temperature of hidden danger of external power plant areas;
the sensor II 42 is used for detecting the position of the hidden danger outside the power plant;
the sensor III 43 is used for collecting infrared information of the hidden danger of the outside power plant;
the industrial camera 44 is used for shooting image information of the hidden danger outside the power plant;
the unmanned aerial vehicle is lifted to a certain height through the lifting device 3 to carry out outer broken hidden danger detection, and when the height of the outer broken hidden danger exceeds the range, the unmanned aerial vehicle flies independently from the lifting device 3;
as shown in fig. 3 and 4, the detecting device 5 includes a radar probe 51 and a telescopic rod 52, one end of the telescopic rod 52 is connected to the control host 22, the other end is connected to the radar probe 51, the radar probe 51 is close to the external broken hidden danger position at the judgment position of the detecting device 4, and after secondary judgment is performed by the detecting device 5, the control host 22 is triggered to alarm.
Preferably, the middle part of the fixing frame 14 is connected with the control host 22 through the lifting rod 21, the lifting rod 21 is detachably connected with the fixing frame 14, a lithium battery is arranged in the balancing device 1, and the lithium battery supplies power for the control host 22 through the lifting rod 21.
It should be noted that: after the fixed frame 14 and the lifting rod 21 are disassembled, the balancing device 1 can be independently used as a tool for manual inspection in the daytime; after the fixed frame 14 and the lifting rod 21 are combined, manual inspection can also be used, two hands are directly put on the handles 23 at two sides of the control host 22, and two legs stand on the pedals 12 vertically.
The external damage hidden danger comprises the position of external damage such as illegal construction, theft, external force collision, foreign matter falling and the like, and the identification mode comprises the temperature, the position, infrared rays, image information and radar information of the external damage hidden danger. Because radar power consumption is big, and apart from the detection range great, consequently independently carry out supplementary detection alarm means with detecting device 5, other sensor groups are because power consumption is few, then control with unmanned aerial vehicle in unison, as main detection alarm means.
Preferably, be provided with communication module and light on the unmanned aerial vehicle, unmanned aerial vehicle passes through communication module and links to each other with main control system 22 or remote server, and unmanned aerial vehicle feeds back the temperature, position, infrared ray information and the image information that will collect to remote server through communication module and carries out initial judgement, and unmanned aerial vehicle passes through communication module and receives light and sensor group switch command.
Preferably, the control host 22 is internally provided with a communication module, the control host 22 receives a detection instruction of the remote server through the communication module, a suspected outer broken hidden danger appears on the representative, the control host 22 drives the telescopic rod 52 to continuously drive the radar probe 51 to approach the outer broken hidden danger for radar detection information acquisition, the communication module feeds detection information back to the remote server for secondary judgment, the server issues an instruction for starting alarm through the communication module, and the control host 22 starts an audible and visual alarm.
Preferably, the unmanned aerial vehicle is connected with the lifting device 3 through an electromagnetic module, the unmanned aerial vehicle is detachably connected with the lifting device 3, and the unmanned aerial vehicle is separated from the lifting device 3 after the electromagnetic module is powered off; unmanned aerial vehicle embeds has the lithium cell to supply power alone, and electromagnetic module is located unmanned aerial vehicle and supplies power through the lithium cell.
Example 2:
the alarm platform of the combined type power plant alarm system comprises a remote server adopting a B/S architecture, wherein the remote server comprises an image correction unit, a historical data storage unit, an image prediction unit and a hidden danger level management unit, and the combined type power plant alarm system comprises:
the information acquisition unit is used for receiving the temperature, the position, the infrared information and the image information acquired by the unmanned aerial vehicle, and preliminarily judging whether suspected external broken hidden dangers appear or not by identifying the size and the position of the external broken hidden dangers in the information;
the alarm correction unit is used for accurately issuing an instruction of moving the pulley 13, ensuring that the telescopic rod 52 accurately drives the radar probe 51 to detect radar information of the external damage hidden danger, and secondarily judging whether the real external damage hidden danger exists or not;
the historical data storage unit deletes the information of which the size and the position do not meet the requirements, keeps collecting the information meeting the requirements, forms a collection set and is convenient for subsequent prediction and management;
the information prediction unit is used for calling the historical data storage unit, predicting the pixel change rate in the information and predicting the time used by the future hidden danger level of the external broken hidden danger in combination with the evolution on time;
and the hidden danger level management unit records all hidden danger levels of each power plant area, forms corresponding characteristics and records the characteristics on the original information, so that the learning of a visual neural network is facilitated.
Example 3:
as shown in FIG. 5, the method for using the combined power plant area alarm system of the present invention comprises the following steps:
s1: acquisition of detection device information: the balance device 1 drives the alarm device to patrol along the power plant area, and the detection device 4 is lifted to a certain height through the lifting device 3 for detection; when the height of the power plant equipment is higher than that of the lifting device 3, the electromagnetic module on the unmanned aerial vehicle is powered off and separated from the lifting device 3 to rise above the power plant, and temperature, position, infrared information and image information are acquired by using the sensor group;
s2: correction of the probe device information: the remote server performs preliminary judgment according to information acquired by the unmanned aerial vehicle, and also performs secondary correction judgment on the outer broken hidden danger by using the detection device 5, the detection device 5 is accurately close to the outer broken hidden danger part according to the size and position detected by the unmanned aerial vehicle, the telescopic rod 52 is used for controlling the telescopic distance of the radar probe 51, and the radar probe 51 covers part of the electric power plant area, so that the surface of the outer broken hidden danger is detected, and the inner part of the outer broken hidden danger is detected;
s3: quantitative analysis of historical data: the method comprises the following steps of obtaining the change rate of the outer broken hidden danger by using the information change of the same outer broken hidden danger in different historical periods, and predicting the accuracy of which hidden danger level the outer broken hidden danger belongs to in the information, namely:
the information acquired by the remote server records historical data of different hidden danger levels, in the image after morphological processing, it is determined that pixels under a certain hidden danger level evolve into pixels under the next hidden danger level, and after the pixels conforming to the hidden danger level are captured, the evolution time of a reference image is superposed, so that the change rate is obtained;
s4: determining a hidden danger grade collection: the remote server performs segmentation processing on the image after quantitative analysis, so as to identify one or more external broken hidden dangers in the image, and sets one or more hidden danger grades for the one or more hidden dangers on the image; forming a collection set of one or more hidden danger grades for training and evaluating a visual neural network of the image hidden danger grades; and forming one or more hidden danger level characteristics based on the visual neural network, and remarking the characteristics on the related pictures.
Preferably, the determining manner of the range of the radar probe 51 covering a part of the power plant area in the step S2 includes the following steps:
the distance of the radar probe from the outer broken hidden danger is assumed to be
Power density of radar electromagnetic wave
Comprises the following steps:
wherein:
is the maximum transmitting power of the radar probe;
gain of the radar probe;
if power density is taken
One tenth of the critical limit value
Taking the length of the radar probe as
Assuming the radar probe coverage radius
Comprises the following steps:
the range of the radar probe covering part of the power plant area takes the radar probe as the center of a circle to
Is a spherical region of radius.
The invention can be widely applied to occasions of electric power alarm devices.
Claims (8)
1. The utility model provides a modular power plant alarm system which characterized in that, includes the alarm device of the outer broken hidden danger in power plant to and combine balancing unit (1), detection device (4) and detecting device (5) on alarm device, wherein:
the balancing device (1) comprises a circular base (11), pedals (12) are mounted at the outer edge of the base (11), a fixed frame (14) stretches across the inside of the base (11), pulleys (13) are arranged on two sides of the middle of the fixed frame (14), and the pulleys (13) are located on the driving base (11) to move;
the alarm device comprises a control host (22), a lifting rod (21) positioned below the control host (22) and a lifting device (3) positioned at the top of the control host (22), wherein the control host (22) is connected with the balance device (1) through the lifting rod (21), the control host (22) is connected with the detection device (4) through the lifting device (3), the lifting rod (21) drives the control host (22) to move up and down relative to the base (11), and the lifting device (3) controls the detection device (4) to swing up and down relative to the control host (22);
detection device (4), include unmanned aerial vehicle and install in the sensor group of unmanned aerial vehicle below, sensor group includes respectively:
the sensor I (41) is used for detecting the temperature of hidden danger outside the power plant;
the sensor II (42) is used for detecting the position of the hidden danger outside the power plant area;
the sensor III (43) is used for collecting infrared information of hidden danger of external power plant areas;
the industrial camera (44) is used for shooting image information of the hidden danger outside the power plant;
the unmanned aerial vehicle is lifted to a certain height through the lifting device (3) to carry out external broken hidden danger detection, and when the height of the external broken hidden danger exceeds the range, the unmanned aerial vehicle flies independently from the lifting device (3);
detection device (5), including radar probe (51) and telescopic link (52), the one end of telescopic link (52) links to each other with main control system (22), and the other end links to each other with radar probe (51), and radar probe (51) are close to with outer broken hidden danger department of detection device (4) judgement department, carry out the secondary through detection device (5) after, trigger main control system (22) and report to the police.
2. The combined power plant area alarm system of claim 1, wherein the middle of the fixed frame (14) is connected with the control host (22) through a lifting rod (21), the lifting rod (21) is detachably connected with the fixed frame (14), a lithium battery is arranged in the balancing device (1), and the lithium battery supplies power for the control host (22) through the lifting rod (21).
3. The combined power plant area alarm system of claim 1, wherein the unmanned aerial vehicle is provided with a communication module and a lighting lamp, the unmanned aerial vehicle is connected with the control host (22) or the remote server through the communication module, the unmanned aerial vehicle feeds back collected temperature, position, infrared ray information and image information to the remote server through the communication module for initial judgment, and the unmanned aerial vehicle receives a switch command of the lighting lamp and the sensor group through the communication module.
4. The combined type electric power plant area alarm system according to claim 3, wherein a communication module is arranged in the control host (22), the control host (22) receives a detection instruction of the remote server through the communication module, and represents that a suspected external broken hidden danger exists, the control host (22) drives the telescopic rod (52) to continuously drive the radar probe (51) to approach the external broken hidden danger for radar detection information acquisition, the communication module feeds the detection information back to the remote server for secondary judgment, the server issues an alarm starting instruction through the communication module, and the control host (22) starts an audible and visual alarm.
5. The combined electric power plant area alarm system according to claim 1, wherein the unmanned aerial vehicle is connected with the lifting device (3) through an electromagnetic module, the unmanned aerial vehicle is detachably connected with the lifting device (3), and the unmanned aerial vehicle is separated from the lifting device (3) after the electromagnetic module is powered off; unmanned aerial vehicle embeds has the lithium cell to supply power alone, and electromagnetic module is located unmanned aerial vehicle and supplies power through the lithium cell.
6. An alarm platform of a combined power plant alarm system based on any one of claims 1 to 5, comprising a remote server adopting a B/S architecture, wherein the remote server comprises an image correction unit, a historical data storage unit, an image prediction unit and a hidden danger level management unit, wherein:
the information acquisition unit is used for receiving the temperature, the position, the infrared information and the image information acquired by the unmanned aerial vehicle, and preliminarily judging whether suspected external broken hidden dangers appear or not by identifying the size and the position of the external broken hidden dangers in the information;
the alarm correction unit is used for accurately giving an instruction of moving the pulley (13), ensuring that the telescopic rod (52) accurately drives the radar probe (51) to detect radar information of the external broken hidden danger, and secondarily judging whether the real external broken hidden danger exists or not;
the historical data storage unit deletes the information of which the size and the position do not meet the requirements, keeps collecting the information meeting the requirements, and forms a collection set, thereby facilitating the subsequent prediction and management;
the information prediction unit is used for calling the historical data storage unit, predicting the pixel change rate in the information and predicting the time used by the future hidden danger level of the external broken hidden danger in combination with the evolution on time;
and the hidden danger level management unit records all hidden danger levels of each power plant area, forms corresponding characteristics and records the characteristics on the original information, so that the learning of a visual neural network is facilitated.
7. Use of a combined power plant alarm system according to any of claims 1-5, characterised in that it comprises the following steps:
s1: acquisition of detection device information: the balance device (1) drives the alarm device to patrol along the power plant area, and the detection device (4) is lifted to a certain height through the lifting device (3) for detection; when the height of the electric power plant equipment is higher than that of the lifting device (3), the electromagnetic module on the unmanned aerial vehicle is powered off and is separated from the lifting device (3) to rise above the electric power plant, and the sensor group is used for collecting temperature, position, infrared information and image information;
s2: correction of the probe device information: the remote server carries out preliminary judgment according to information obtained by the unmanned aerial vehicle, and needs to utilize the detection device (5) to carry out secondary correction judgment on the outer broken hidden danger, accurately enables the detection device (5) to be close to the outer broken hidden danger part according to the size and position detected by the unmanned aerial vehicle, utilizes the telescopic rod (52) to control the telescopic distance of the radar probe (51), and enables the radar probe (51) to cover part of an electric power plant area, thereby not only detecting the surface of the outer broken hidden danger, but also detecting the inner part of the outer broken hidden danger;
s3: quantitative analysis of historical data: the information change of the same external broken hidden danger in different historical periods is utilized to obtain the change rate of the external broken hidden danger, and the accuracy of which hidden danger level the external broken hidden danger belongs to in the information is predicted, namely:
the information collected by the remote server records historical data of different hidden danger levels, and in the image after morphological processing, the pixel evolution of a certain hidden danger level to the pixel of the next hidden danger level is determined, and after the pixel conforming to the hidden danger level is captured, the evolution time of a reference image is superposed, so that the change rate is obtained;
s4: determination of the hidden danger grade collection: the remote server carries out segmentation processing on the image after quantitative analysis, so that one or more external broken hidden dangers in the image are identified, and one or more hidden danger grades are set for the one or more hidden dangers on the image; forming a collection set of one or more hidden danger grades for training and evaluating a visual neural network of the image hidden danger grades; and forming one or more hidden danger level characteristics based on the visual neural network, and remarking the characteristics on the related pictures.
8. Method of use of a combined power plant alarm system according to claim 7, characterized in that the range determination of the radar probe (51) covering a part of the power plant in the step S2 comprises the steps of:
the distance between the radar probe (51) and the external damage hazard is assumed to be
Power density of radar electromagnetic wave
Comprises the following steps:
wherein:
is the maximum transmit power of the radar probe (51);
is the gain of the radar probe (51);
if power density is taken
One tenth of the critical limit value
The length of the radar probe (51) is taken as
Assuming that the radar probe (51) covers a radius
Comprises the following steps:
the range of the radar probe (51) covering a part of the power plant area takes the radar probe (51) as the center of a circle and takes
Is a spherical region of radius.
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Application publication date: 20221011 |