CN110633623A - Management and control method for operation process of transformer substation worker - Google Patents
Management and control method for operation process of transformer substation worker Download PDFInfo
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- 238000012795 verification Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000003331 infrared imaging Methods 0.000 claims description 14
- 230000004913 activation Effects 0.000 claims description 11
- 238000003384 imaging method Methods 0.000 claims description 6
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- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
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- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
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- G06V40/172—Classification, e.g. identification
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
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- G06T2207/10016—Video; Image sequence
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
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Abstract
The embodiment of the application provides a management and control method for the working process of a transformer substation worker, wherein a database for storing a face image and a working route of the worker is arranged in the management and control method, and the management and control method specifically comprises the steps of calling a face acquisition device to obtain the face image of the worker currently entering a working area of the transformer substation; sending the collected face image to a database for similarity verification; and when the verification is passed, an unlocking instruction is sent to the access control of the working area of the transformer substation, and the whole-course monitoring is carried out on the traveling route of the working personnel by means of the audio and video acquisition equipment after the working personnel is detected to enter the working area of the transformer substation. The face image of the worker is acquired by the face acquisition equipment for verification, unlocking is triggered only after the verification is passed, and whole-course detection is carried out after the unlocking is carried out and the unlocking enters a working area of the transformer substation, so that full-name management and control of the operation process of the transformer substation are realized, and the reliability of security management is enhanced.
Description
Technical Field
The invention belongs to the field of transformer substation operation, and particularly relates to a management and control method for an operation process of transformer substation workers.
Background
At present, security management of a transformer substation is always based on an administrator system, and when no administrator works at the transformer substation, dangerous conditions that irrelevant personnel enter a transformer substation operation area and the like easily occur, so that the security management is similar to the virtual serious problem.
Disclosure of Invention
In order to solve the defects and shortcomings in the prior art, the invention provides a management and control method for the working process of the transformer substation workers, the face images of the workers are acquired by means of face acquisition equipment for verification, unlocking is triggered only after the verification is passed, and whole-process detection is carried out after the workers enter a working area of the transformer substation, so that the full-name management and control of the working process of the transformer substation is realized, and the reliability of security and protection management is enhanced.
Specifically, the method for managing and controlling the operation process of the substation staff is provided with a database for storing the face images of the staff and the working routes, and comprises the following steps:
calling a face acquisition device to acquire a face image of a worker currently entering a transformer substation operation area;
sending the collected face image to a database for similarity verification;
and when the verification is passed, an unlocking instruction is sent to the access control of the working area of the transformer substation, and the whole-course monitoring is carried out on the traveling route of the working personnel by means of the audio and video acquisition equipment after the working personnel is detected to enter the working area of the transformer substation.
Optionally, the calling of the face acquisition device to obtain the face image of the worker currently entering the operation area of the transformer substation includes:
detecting whether an infrared signal exists in a detection area outside a substation operation area or not at regular time;
if the infrared signal is detected, generating a face acquisition equipment activation signal after performing infrared imaging contrast;
and after receiving the activation signal, the face acquisition equipment confirms the face area of the human body existing in the detection area and acquires a face image in a shooting imaging mode.
Optionally, if the infrared signal is detected, generating a face capturing device activation signal after performing infrared imaging contrast includes:
if the infrared signal is detected, calling an infrared imaging device to shoot and image in the detection area;
extracting the target size in the obtained infrared image, and calculating the actual size of the target based on a scale;
and if the actual size of the target is similar to the height of the human body, generating a human face acquisition equipment activation signal.
Optionally, the extracting obtains a target size in the infrared image, and calculates a target actual size based on a scale, including:
determining a scale based on the imaging size of the infrared imaging device and the distance relationship between the infrared imaging device and the detection area;
and extracting the target size in the infrared image, multiplying the target size with a scale, and calculating to obtain the actual size of the target.
Optionally, the sending the collected face image to a database for similarity verification includes:
reducing the collected face image to a size to be processed, and performing color simplification processing on the face image with the reduced size;
calculating the average value of the pixel gray levels of the face image after color simplification processing;
comparing the gray level of each pixel in the face image with the average value of the gray levels of the pixels, and recording the comparison result value of each pixel;
and constructing the comparison result value of each pixel into a number sequence, calculating the hash value of the number sequence, comparing the hash value with the hash value of the face image of the storage worker stored in the database, and judging whether the person corresponding to the currently acquired face image is the same person as the person stored in the database.
Optionally, after detecting that the staff enters the working area of the transformer substation, the whole course monitoring is performed on the traveling route of the staff by means of the audio and video acquisition device, and the method includes the following steps:
after detecting that the staff enters a working area of the transformer substation by means of infrared detection equipment behind the entrance guard, activating audio and video acquisition equipment in the working area of the transformer substation, and acquiring a travelling route of the staff entering the working area of the transformer substation and equipment parameter voice reported during working.
Optionally, after detecting that the staff gets into the transformer substation work area with the help of infrared detection equipment behind the entrance guard, activate the audio and video collection equipment in the transformer substation work area, gather the equipment parameter pronunciation that the route of marcing and the during operation of the staff that gets into in the transformer substation work area reported out, include:
when the entrance guard receives an unlocking instruction and infrared detection equipment arranged behind the entrance guard detects an infrared signal representing that a worker enters a working area of the transformer substation, audio and video acquisition equipment arranged in the working area of the transformer substation is activated;
acquiring real-time position information of a worker in a working area of the transformer substation according to preset time; and receiving voice data of equipment parameters reported by working personnel when the working personnel pass through each piece of electric power equipment according to preset time.
Optionally, the detecting and collecting of the real-time position information of the staff in the working area of the transformer substation according to the preset time includes:
and the real-time position of the worker relative to the target power equipment is acquired by the aid of the video equipment in the audio and video acquisition equipment at preset time intervals.
Optionally, receiving voice data of the device parameters reported by the staff when passing through each power device according to the preset time includes:
and reporting the voice data of the equipment parameters by a worker aiming at the target power equipment at preset time intervals by means of audio equipment in the audio and video acquisition equipment.
Optionally, the face acquisition device includes a monitoring camera with an infrared camera function.
The technical scheme provided by the invention has the beneficial effects that:
the face image of the worker is acquired by the face acquisition equipment for verification, unlocking is triggered only after the verification is passed, and whole-course detection is carried out after the unlocking is carried out and the unlocking enters a working area of the transformer substation, so that full-name management and control of the operation process of the transformer substation are realized, and the reliability of security management is enhanced.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be 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 to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a management and control method for a substation worker operation process according to an embodiment of the present application.
Detailed Description
To make the structure and advantages of the present invention clearer, the structure of the present invention will be further described with reference to the accompanying drawings.
Example one
The management and control method for the operation process of the transformer substation workers, as shown in fig. 1, a database for storing the face images and the working routes of the workers is arranged in the management and control method, and the management and control method comprises the following steps:
11. calling a face acquisition device to acquire a face image of a worker currently entering a transformer substation operation area;
12. sending the collected face image to a database for similarity verification;
13. and when the verification is passed, an unlocking instruction is sent to the access control of the working area of the transformer substation, and the whole-course monitoring is carried out on the traveling route of the working personnel by means of the audio and video acquisition equipment after the working personnel is detected to enter the working area of the transformer substation.
The management and control method provided by the embodiment of the application is mainly characterized in that the face of a worker to be in a transformer substation operation area is identified, and the whole process monitoring is required to be carried out in the operation area after the identification is passed, so that the effective operation process management and control are realized.
Optionally, the specific implementation manner of step 11 includes:
111. detecting whether an infrared signal exists in a detection area outside a substation operation area or not at regular time;
112. if the infrared signal is detected, generating a face acquisition equipment activation signal after performing infrared imaging contrast;
113. and after receiving the activation signal, the face acquisition equipment confirms the face area of the human body existing in the detection area and acquires a face image in a shooting imaging mode.
The infrared signal is used as a standard for detecting whether an object to be detected is in a current detection area, the face acquisition equipment is activated to perform acquisition work only after the infrared signal is detected, and the face acquisition equipment is in a low-power-consumption dormant state when the infrared signal is not detected, so that the equipment loss is reduced.
The specific content of step 112 includes:
1121. if the infrared signal is detected, calling an infrared imaging device to shoot and image in the detection area;
1122. extracting the target size in the obtained infrared image, and calculating the actual size of the target based on a scale;
1123. and if the actual size of the target is similar to the height of the human body, generating a human face acquisition equipment activation signal.
In order to judge whether the object to be detected in the detection area is a worker or other objects, the target size in the infrared image needs to be compared, and only when the target size is close to the height size of a human body, further human face acquisition operation can be executed, otherwise, the type of the object is judged to be other object, and subsequent operation is stopped.
Specific contents of the calculation of the target actual size based on the scale performed in step 1122 include:
determining a scale based on the imaging size of the infrared imaging device and the distance relationship between the infrared imaging device and the detection area; and extracting the target size in the infrared image, multiplying the target size with a scale, and calculating to obtain the actual size of the target.
Optionally, the similarity verification mentioned in step 12 includes:
121. reducing the collected face image to a size to be processed, and performing color simplification processing on the face image with the reduced size;
122. calculating the average value of the pixel gray levels of the face image after color simplification processing;
123. comparing the gray level of each pixel in the face image with the average value of the gray levels of the pixels, and recording the comparison result value of each pixel;
124. and constructing the comparison result value of each pixel into a number sequence, calculating the hash value of the number sequence, comparing the hash value with the hash value of the face image of the storage worker stored in the database, and judging whether the person corresponding to the currently acquired face image is the same person as the person stored in the database.
The criterion for judging whether the pictures are the same person is based on the principle that the pictures with the same face have the unique hash value, and if the judgment based on the hash value shows that the pictures are different, the person to be verified is not a worker recorded in the database.
Optionally, the whole monitoring step involved in step 13 includes:
131. after detecting that the staff enters a working area of the transformer substation by means of infrared detection equipment behind the entrance guard, activating audio and video acquisition equipment in the working area of the transformer substation, and acquiring a travelling route of the staff entering the working area of the transformer substation and equipment parameter voice reported during working.
The method specifically comprises the following steps:
1311. when the entrance guard receives an unlocking instruction and infrared detection equipment arranged behind the entrance guard detects an infrared signal representing that a worker enters a working area of the transformer substation, audio and video acquisition equipment arranged in the working area of the transformer substation is activated;
1312. acquiring real-time position information of a worker in a working area of the transformer substation according to preset time; and receiving voice data of equipment parameters reported by working personnel when the working personnel pass through each piece of electric power equipment according to preset time.
The real-time position information of the staff in the working area of the transformer substation is detected and collected according to the preset time, and the method comprises the following steps:
and the real-time position of the worker relative to the target power equipment is acquired by the aid of the video equipment in the audio and video acquisition equipment at preset time intervals.
Receiving voice data of equipment parameters reported by working personnel when the working personnel pass through each piece of electric equipment according to preset time, and the voice data processing method comprises the following steps:
and reporting the voice data of the equipment parameters by a worker aiming at the target power equipment at preset time intervals by means of audio equipment in the audio and video acquisition equipment.
In order to realize accurate face acquisition, the face acquisition equipment used herein comprises a monitoring camera with an infrared camera shooting function.
The sequence numbers in the above embodiments are merely for description, and do not represent the sequence of the assembly or the use of the components.
The above description is only exemplary of the present invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A management and control method for transformer substation staff operation process, characterized in that, the management and control method is provided with a database for storing staff face images and working routes, including:
calling a face acquisition device to acquire a face image of a worker currently entering a transformer substation operation area;
sending the collected face image to a database for similarity verification;
and when the verification is passed, an unlocking instruction is sent to the access control of the working area of the transformer substation, and the whole-course monitoring is carried out on the traveling route of the working personnel by means of the audio and video acquisition equipment after the working personnel is detected to enter the working area of the transformer substation.
2. The method for managing and controlling the operation process of the substation workers according to claim 1, wherein the step of calling the face acquisition device to acquire the face image of the worker currently entering the substation operation area comprises the steps of:
detecting whether an infrared signal exists in a detection area outside a substation operation area or not at regular time;
if the infrared signal is detected, generating a face acquisition equipment activation signal after performing infrared imaging contrast;
and after receiving the activation signal, the face acquisition equipment confirms the face area of the human body existing in the detection area and acquires a face image in a shooting imaging mode.
3. The method for managing and controlling the working process of the substation workers according to claim 2, wherein if the infrared signal is detected, generating a face acquisition device activation signal after performing infrared imaging contrast comprises:
if the infrared signal is detected, calling an infrared imaging device to shoot and image in the detection area;
extracting the target size in the obtained infrared image, and calculating the actual size of the target based on a scale;
and if the actual size of the target is similar to the height of the human body, generating a human face acquisition equipment activation signal.
4. The method for managing and controlling the working process of the substation workers according to claim 3, wherein the extracting obtains a target size in the infrared image, and calculates a target actual size based on a scale, and the method comprises the following steps:
determining a scale based on the imaging size of the infrared imaging device and the distance relationship between the infrared imaging device and the detection area;
and extracting the target size in the infrared image, multiplying the target size with a scale, and calculating to obtain the actual size of the target.
5. The method for managing and controlling the working process of the substation workers according to claim 1, wherein the step of sending the collected face images to a database for similarity verification comprises the steps of:
reducing the collected face image to a size to be processed, and performing color simplification processing on the face image with the reduced size;
calculating the average value of the pixel gray levels of the face image after color simplification processing;
comparing the gray level of each pixel in the face image with the average value of the gray levels of the pixels, and recording the comparison result value of each pixel;
and constructing the comparison result value of each pixel into a number sequence, calculating the hash value of the number sequence, comparing the hash value with the hash value of the face image of the storage worker stored in the database, and judging whether the person corresponding to the currently acquired face image is the same person as the person stored in the database.
6. The management and control method for the operation process of the substation workers according to claim 1, wherein the whole-process monitoring of the traveling route of the workers is performed by means of audio and video acquisition equipment after the workers are detected to enter the working area of the substation, and the method comprises the following steps:
after detecting that the staff enters a working area of the transformer substation by means of infrared detection equipment behind the entrance guard, activating audio and video acquisition equipment in the working area of the transformer substation, and acquiring a travelling route of the staff entering the working area of the transformer substation and equipment parameter voice reported during working.
7. The method according to claim 6, wherein after the infrared detection equipment behind the entrance guard detects that the staff enters the working area of the substation, the audio and video acquisition equipment in the working area of the substation is activated, and the advancing route of the staff entering the working area of the substation and the equipment parameter voice reported during working are acquired, and the method comprises the following steps:
when the entrance guard receives an unlocking instruction and infrared detection equipment arranged behind the entrance guard detects an infrared signal representing that a worker enters a working area of the transformer substation, audio and video acquisition equipment arranged in the working area of the transformer substation is activated;
acquiring real-time position information of a worker in a working area of the transformer substation according to preset time; and receiving voice data of equipment parameters reported by working personnel when the working personnel pass through each piece of electric power equipment according to preset time.
8. The method for managing and controlling the operation process of the substation workers according to claim 7, wherein the detecting and collecting real-time position information of the workers in the substation work area according to the preset time comprises:
and the real-time position of the worker relative to the target power equipment is acquired by the aid of the video equipment in the audio and video acquisition equipment at preset time intervals.
9. The method for managing and controlling the operation process of the substation workers according to claim 7, wherein the receiving voice data of the parameters of the workers reporting the equipment parameters when the workers pass through each piece of power equipment according to the preset time comprises:
and reporting the voice data of the equipment parameters by a worker aiming at the target power equipment at preset time intervals by means of audio equipment in the audio and video acquisition equipment.
10. The management and control method for the working process of the substation workers according to any one of claims 1 to 9, wherein the face acquisition device comprises a monitoring camera with an infrared camera function.
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| CN113297970A (en) * | 2021-05-25 | 2021-08-24 | 云南电网有限责任公司玉溪供电局 | Intelligent control method for substation unattended field operation based on video analysis technology |
| CN113936362A (en) * | 2021-10-14 | 2022-01-14 | 广东电网有限责任公司东莞供电局 | Transformer substation safety region prevention and control method and system based on Internet of things and face recognition |
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Application publication date: 20191231 |