CN118131918B - VR simulation method, device and system for power equipment maintenance - Google Patents
VR simulation method, device and system for power equipment maintenance Download PDFInfo
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- CN118131918B CN118131918B CN202410572809.5A CN202410572809A CN118131918B CN 118131918 B CN118131918 B CN 118131918B CN 202410572809 A CN202410572809 A CN 202410572809A CN 118131918 B CN118131918 B CN 118131918B
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- 238000004088 simulation Methods 0.000 title claims abstract description 129
- 238000012423 maintenance Methods 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000002159 abnormal effect Effects 0.000 claims abstract description 82
- 238000012937 correction Methods 0.000 claims description 40
- 238000012216 screening Methods 0.000 claims description 36
- 238000012544 monitoring process Methods 0.000 claims description 32
- 238000004458 analytical method Methods 0.000 claims description 21
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000005856 abnormality Effects 0.000 abstract description 5
- 230000000875 corresponding effect Effects 0.000 description 47
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010892 electric spark Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
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- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
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Abstract
The invention discloses a VR simulation method, device and system for electric power equipment maintenance, which relate to the technical field of electric power equipment maintenance and solve the technical problems that abnormal operation of a user cannot be reasonably analyzed, specific reasons of the abnormal operation cannot be analyzed, and the user cannot be helped to find the abnormality in time.
Description
Technical Field
The invention relates to the technical field of power equipment overhaul, in particular to a VR simulation method, device and system for power equipment overhaul.
Background
The electric power overhaul mainly comprises the steps of daily equipment installation and maintenance, fault removal, line inspection and the like for power generation equipment, power supply equipment, power transformation equipment and power distribution equipment; the electric power overhaul work is an occupation for maintaining the electric network and the auxiliary equipment thereof, has high professional requirements and has certain danger.
According to the patent display with the bulletin number of CN107330963B, the patent is executed by a server, and the server is respectively connected with a head-mounted display, a power equipment model and a maintenance tool model; the method comprises the following steps: generating maintenance scenes corresponding to the power equipment and the maintenance tools; wherein, the overhaul scene at least comprises the operation parameters of the power equipment, the overhaul tool and the power equipment; acquiring operation behavior data of a user through a first sensing device and a second sensing device; updating the overhaul scene according to the operation behavior data; and playing the updated overhaul scene through the head-mounted display.
According to the power equipment operation state monitoring system, through the virtual reality technology, a user intuitively and vividly knows the operation state of the power equipment and the influence of different maintenance operations on the operation state of the power equipment while guaranteeing the safety, and the training effect of a power maintenance training mode is improved.
However, the above patent realizes updating of the operation behavior data of the user, and does not reasonably analyze the operation errors of the user, so that the reason corresponding to the specific abnormal operation cannot be known, and further users cannot timely find the errors, thereby affecting the subsequent operation.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a VR simulation method, device and system for power equipment maintenance, which solve the problems that abnormal operation of a user cannot be reasonably analyzed, the specific reasons of the abnormal operation are not analyzed, and the user cannot be helped to find the abnormality in time.
In order to achieve the above purpose, the invention is realized by the following technical scheme: a VR simulation system for electrical equipment servicing, comprising:
the equipment parameter acquisition module is used for acquiring equipment fault parameters and transmitting the equipment fault parameters to the overhaul operation analysis module;
The maintenance operation analysis module is used for acquiring the acquired equipment fault parameters, acquiring the simulation operation of a simulator, carrying out correctness identification on the simulation operation according to maintenance steps corresponding to the equipment fault parameters to generate error operation signals and correct operation signals, transmitting the correct operation signals to the correct operation monitoring module, and transmitting the error operation signals to the error operation monitoring module;
The correct operation monitoring module is used for analyzing the obtained correct operation signal, simulating the operation by combining with a subsequent maintenance step simulation scene, generating monitoring information at the same time, and transmitting the monitoring information to the simulation playing module;
The error operation analysis module is used for analyzing the acquired error operation signals, comparing the error operation with the standard operation to obtain abnormal operation, judging whether maintenance data corresponding to the abnormal operation is different from the standard data, generating abnormal operation signals or not, and transmitting the abnormal operation signals to the operation data correction module;
The operation data correction module is used for analyzing the obtained abnormal operation signals, obtaining the current situation of the equipment, matching the abnormal reasons by combining the maintenance data of the abnormal operation to obtain a screening result, judging the singleness of the screening result, carrying out different analyses according to the number of the screening result and generating correction result information, and transmitting the correction result information to the simulation playing module;
And the simulation playing module is used for displaying the acquired correction result information to a simulation user through the head-mounted display.
As a further aspect of the invention: the specific mode of the overhaul operation analysis module for identifying the simulation operation is as follows:
S1: classifying equipment fault parameters to obtain fault classification information, generating a corresponding fault simulation scene according to the fault classification information, and acquiring simulation operation;
S2: and carrying out step splitting on the fault simulation scene to obtain a maintenance step, obtaining the simulation operation corresponding to the maintenance step, obtaining the real-time synchronous correct maintenance operation, indicating that the simulation operation has errors and generating an error operation signal when the simulation operation has differences, otherwise, indicating that the simulation operation has no errors and generating the correct operation signal when the simulation operation has no differences.
As a further aspect of the invention: the specific way for the correct operation monitoring module to analyze the correct operation signal is as follows:
Generating a corresponding simulation scene according to the maintenance step, simultaneously recording the simulation operation corresponding to the normal operation signal as a completion operation, marking the completion operation corresponding to the maintenance step, acquiring the next marking maintenance step, and generating the simulation scene according to the marking maintenance step;
And then continuously acquiring the simulation operation corresponding to the sensor according to the simulation scene, monitoring the simulation operation, generating monitoring information at the same time, and transmitting the monitoring information to the simulation playing module.
As a further aspect of the invention: the specific way of the error operation analysis module for analyzing the error signal is as follows:
And obtaining the standard operation and the standard data, comparing the error operation with the standard operation to obtain the abnormal operation, simultaneously obtaining the maintenance data corresponding to the abnormal operation, comparing the maintenance data with the standard data, generating an abnormal operation signal when the maintenance data and the standard data are different, and otherwise, generating a non-influence signal when the maintenance data and the standard data are not different.
As a further aspect of the invention: the specific mode of the operation data correction module for analyzing the abnormal operation signal is as follows:
Obtaining maintenance data corresponding to the abnormal operation, obtaining the current situation of the equipment, generating an abnormal reason according to the current situation, obtaining the abnormal operation, simulating the abnormal operation, generating a simulation result corresponding to the abnormal operation, matching the simulation result with the abnormal reason, and screening the same result to obtain a screening result.
As a further aspect of the invention: the specific mode of the operation data correction module for analyzing the screening result is as follows:
When the screening result is a fixed value, acquiring a corresponding abnormal cause, acquiring standard data matched with the abnormal cause, taking the standard data as an adjustment standard, acquiring maintenance data, calculating a difference value between the standard data and the maintenance data, taking the difference value as a correction result, and generating correction result information;
And when the screening result is a non-constant value, marking the screening result as i, and i=1, 2, … and j, then obtaining maintenance data corresponding to the screening result i, simultaneously obtaining standard data corresponding to the screening result i as a comparison standard, analyzing the maintenance data and the comparison standard, simultaneously selecting the screening result with the smallest difference as a determination object, obtaining standard data corresponding to the determination, and adjusting the maintenance data by taking the standard data as an adjustment standard to obtain a correction result, and simultaneously generating correction result information.
As a further aspect of the invention: the VR simulation method for the overhaul of the electric equipment comprises the following steps:
Step one: acquiring equipment fault parameters, carrying out fault classification according to the equipment fault parameters to obtain fault classification information, and generating a fault simulation scene according to the fault classification information;
Step two: judging the correctness of the simulation operation based on a fault simulation scene, and generating a correct operation signal or an error operation signal;
step three: acquiring a subsequent simulation scene aiming at the correct operation signal, monitoring by combining the subsequent simulation operation, and generating monitoring information at the same time;
step four: aiming at the error operation signal, acquiring and identifying an image of the error operation, and simultaneously comparing the error signal with the standard operation to obtain an abnormal operation;
step five: judging whether the overall influence exists or not according to maintenance data of abnormal operation, and generating a signal without influence or an abnormal operation signal;
Step six: specific reasons are screened according to the abnormal operation signals and the current state of the equipment, correction result information is obtained by combining the specific reasons and standard data, and follow-up simulation maintenance is conducted based on the correction result information.
The invention provides a VR simulation method, device and system for power equipment overhaul. Compared with the prior art, the method has the following beneficial effects:
According to the method, the device and the system, the user operation is identified, different simulation scenes are generated according to different fault types, the user operation is judged correctly in combination with correct operation, normal operation is monitored, abnormal operation is analyzed, specific reasons of the abnormal operation are judged in combination with the operation image of the user, meanwhile, when the specific reasons of the abnormal operation are analyzed, the specific reasons are determined in combination with various data, so that the obtained specific reasons are more accurate, the abnormal operation is corrected according to the specific reasons, and the user is helped to conduct timely operation correction.
Drawings
FIG. 1 is a schematic diagram of a system of the present invention;
FIG. 2 is a flow chart of the method of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present application provides a VR simulation system for power equipment maintenance, including: the system comprises an equipment parameter acquisition module, a maintenance operation analysis module, a correct operation monitoring module, an incorrect operation analysis module, an operation data correction module and a simulation playing module.
As an embodiment of the invention
The equipment parameter acquisition module is used for acquiring equipment fault parameters and transmitting the equipment fault parameters to the overhaul operation analysis module, wherein the equipment fault parameters are expressed as different types of faults of equipment and corresponding fault parameters, such as voltage, current and the like.
The overhaul operation analysis module is used for acquiring the acquired equipment fault parameters and acquiring the simulation operation of simulation personnel, wherein the specific simulation operation behavior is acquired through a sensing device arranged on the power equipment model, the operation action of a user can be captured and converted into a corresponding action in the virtual environment, and meanwhile, the simulation operation is identified correctly, and the specific identification mode is as follows:
Acquiring equipment fault parameters, classifying equipment faults according to the equipment fault parameters to obtain fault classification information, wherein the specific fault classification information is represented by equipment phenomena corresponding to different equipment faults and corresponding fault parameters, then generating corresponding fault simulation scenes according to the fault classification information, performing simulation display on the fault simulation scenes through a head-mounted display of a user, and acquiring simulation operation, wherein the simulation operation comprises actions corresponding to the user and data corresponding to the actions;
The fault simulation scene is split according to the maintenance standard to obtain a maintenance step, the correctness of the simulation operation corresponding to the maintenance step is judged, the real-time synchronous correct maintenance operation is obtained, the difference of the simulation operation and the real-time synchronous correct maintenance operation is judged, when the difference exists between the simulation operation and the real-time synchronous correct maintenance operation, the simulation operation is wrong, and an error operation signal is generated, otherwise, when the difference does not exist between the simulation operation and the real-time synchronous correct maintenance operation, the simulation operation is not wrong, and the correct operation signal is generated; specifically, whether the two have differences is judged, namely, the maintenance operation acquired by the sensor is compared with the correct maintenance operation in a behavior and action mode, meanwhile, data generated by the operation are compared, when any one of the two meets the condition that the two have errors, the difference exists, and when the two have no differences, the difference does not exist.
For the generated error operation signal, the corresponding analog operation is transmitted to the error operation analysis module, and for the generated normal operation signal, the corresponding analog operation is transmitted to the correct operation monitoring module.
The correct operation monitoring module is used for analyzing the obtained correct operation signal, generating a corresponding simulation scene according to the maintenance step, and specifically generating the following modes:
Obtaining a maintenance step, generating a corresponding simulation scene according to the maintenance step, simultaneously obtaining a simulation operation corresponding to a normal operation signal, recording the simulation operation as a completion operation, marking the completion operation corresponding to the maintenance step, obtaining the next marking maintenance step, and generating the simulation scene according to the marking maintenance step; specifically, for example, the simulation operation corresponding to the current normal signal corresponds to the third step in the maintenance step, and the generated simulation scene is the fourth step in the maintenance step.
And then continuously acquiring the simulation operation corresponding to the sensor according to the simulation scene, monitoring the simulation operation, generating monitoring information at the same time, and transmitting the monitoring information to the simulation playing module. The generation of the monitoring information is to monitor the subsequent simulation operation and record the simulation operation.
The error operation analysis module is used for analyzing the acquired error signals, and the specific analysis mode is as follows:
obtaining a simulation operation corresponding to the error signal and recording the simulation operation as an error operation, then obtaining an image of the error operation, carrying out image recognition, obtaining maintenance data corresponding to the error operation, and simultaneously carrying out analysis by combining the error operation;
Comparing the error operation with the standard operation, wherein the standard operation is generated according to the maintenance step, the operation is automatically stored in the simulation system, the abnormal operation in the error operation is marked, then the maintenance data corresponding to the abnormal operation is acquired, the specific maintenance data is data generated by the abnormal operation, the maintenance data is compared with the standard data, when the maintenance data is different from the standard data, the abnormal operation affects the maintenance of the whole, and an abnormal operation signal is generated, otherwise, when the maintenance data is not different from the standard data, the abnormal operation does not affect the maintenance of the whole, and the signal is not affected.
And meanwhile, the generated abnormal operation signal is transmitted to an operation data correction module, and the signal is not influenced to the analog playing module.
The operation data correction module is used for analyzing the acquired abnormal operation signals, and the specific analysis mode is as follows:
Obtaining an abnormal operation corresponding to an abnormal operation signal, obtaining maintenance data corresponding to the abnormal operation, and obtaining the current situation of the equipment, wherein the current situation represents phenomena such as overheating and electric spark of the equipment after the abnormal operation, generating an abnormal reason according to the current situation, and the abnormal reason represents all the reasons possibly causing the current situation, obtaining the abnormal operation, and performing abnormal reason matching according to the abnormal operation to obtain a screening result, wherein the specific screening method according to the abnormal operation is as follows:
And simulating the abnormal operation, generating a simulation result corresponding to the abnormal operation, matching the simulation result with the cause of the abnormality, and screening the same result. Specifically, if three groups of simulation results exist in the simulation reasons and are the same as the abnormality reasons, the corresponding three groups of abnormality reasons are marked as screening results.
Then judging the singleness of the screening result, wherein the specific judging mode is as follows:
When the screening result is a fixed value, and the fixed value indicates that only one result exists, acquiring corresponding abnormal reasons, acquiring standard data matched with the abnormal reasons, taking the standard data as an adjusting standard, acquiring maintenance data, calculating a difference value between the two, taking the difference value as a correction result, generating correction result information, and transmitting the correction result information to the analog playing module;
when the screening result is a non-fixed value and the non-fixed value indicates that a plurality of results exist, marking the screening result as i, wherein i=1, 2, … and j, specifically, the standard i is a corresponding abnormal reason, then obtaining a maintenance parameter corresponding to the screening result i, simultaneously obtaining standard data corresponding to the screening result i as a comparison standard, analyzing the maintenance parameter and the comparison standard, simultaneously selecting the screening result with the smallest difference as a determination object, and performing difference calculation on the maintenance data and the comparison standard, such as voltage difference, performing difference calculation on two voltages to obtain a voltage difference, finally comparing the voltage difference as a whole, and selecting the screening result corresponding to the smallest voltage difference as a determination object.
And acquiring the standard data corresponding to the determination, adjusting the maintenance data by taking the standard data as an adjustment standard to obtain a correction result, generating correction result information at the same time, and transmitting the correction result information to the analog playing module.
And the simulation playing module is used for displaying the acquired correction result to a user, carrying out self-adaptive adjustment after receiving the correction result, and then displaying and storing the subsequent simulation operation.
Referring to fig. 2, as a second embodiment of the present invention, a VR simulation method for power equipment maintenance includes the following steps:
Step one: acquiring equipment fault parameters, carrying out fault classification according to the equipment fault parameters to obtain fault classification information, and generating a fault simulation scene according to the fault classification information;
Step two: judging the correctness of the simulation operation based on a fault simulation scene, and generating a correct operation signal or an error operation signal;
step three: acquiring a subsequent simulation scene aiming at the correct operation signal, monitoring by combining the subsequent simulation operation, and generating monitoring information at the same time;
step four: aiming at the error operation signal, acquiring and identifying an image of the error operation, and simultaneously comparing the error signal with the standard operation to obtain an abnormal operation;
step five: judging whether the overall influence exists or not according to maintenance data of abnormal operation, and generating a signal without influence or an abnormal operation signal;
Step six: specific reasons are screened according to the abnormal operation signals and the current state of the equipment, correction result information is obtained by combining the specific reasons and standard data, and follow-up simulation maintenance is conducted based on the correction result information.
As a third embodiment of the present invention, a VR simulation apparatus for power equipment maintenance, the apparatus specifically includes: head mounted display, sensor device and server.
And the head-mounted display is used for displaying the corresponding simulation operation in the user simulation process.
And the sensor device is used for acquiring the data of the user and the simulation equipment and transmitting the acquired data to the server.
The server is used for processing the acquired data, feeding back the processed result to the system, simulating the processed result by the system and transmitting the processed result to the head-mounted display.
Some of the data in the above formulas are numerical calculated by removing their dimensionality, and the contents not described in detail in the present specification are all well known in the prior art.
The above embodiments are only for illustrating the technical method of the present invention and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present invention may be modified or substituted without departing from the spirit and scope of the technical method of the present invention.
Claims (7)
1. A VR simulation system for power plant maintenance, comprising:
the equipment parameter acquisition module is used for acquiring equipment fault parameters and transmitting the equipment fault parameters to the overhaul operation analysis module;
The maintenance operation analysis module is used for acquiring the acquired equipment fault parameters, acquiring the simulation operation of a simulator, carrying out correctness identification on the simulation operation according to maintenance steps corresponding to the equipment fault parameters to generate error operation signals and correct operation signals, transmitting the correct operation signals to the correct operation monitoring module, and transmitting the error operation signals to the error operation monitoring module;
The correct operation monitoring module is used for analyzing the obtained correct operation signal, simulating the operation by combining with a subsequent maintenance step simulation scene, generating monitoring information at the same time, and transmitting the monitoring information to the simulation playing module;
The error operation analysis module is used for analyzing the acquired error operation signals, comparing the error operation with the standard operation to obtain abnormal operation, judging whether maintenance data corresponding to the abnormal operation is different from the standard data, generating abnormal operation signals or not, and transmitting the abnormal operation signals to the operation data correction module;
The operation data correction module is used for analyzing the obtained abnormal operation signals, obtaining the current situation of the equipment, matching the abnormal reasons by combining the maintenance data of the abnormal operation to obtain a screening result, judging the singleness of the screening result, carrying out different analyses according to the number of the screening result and generating correction result information, and transmitting the correction result information to the simulation playing module;
And the simulation playing module is used for displaying the acquired correction result information to a simulation user through the head-mounted display.
2. The VR simulation system for power plant maintenance of claim 1, wherein the specific manner in which the maintenance operation analysis module identifies the simulated operation is:
S1: classifying equipment fault parameters to obtain fault classification information, generating a corresponding fault simulation scene according to the fault classification information, and acquiring simulation operation;
S2: and carrying out step splitting on the fault simulation scene to obtain a maintenance step, obtaining the simulation operation corresponding to the maintenance step, obtaining the real-time synchronous correct maintenance operation, indicating that the simulation operation has errors and generating an error operation signal when the simulation operation has differences, otherwise, indicating that the simulation operation has no errors and generating the correct operation signal when the simulation operation has no differences.
3. The VR simulation system for power tool maintenance of claim 1, wherein the correct operation monitoring module analyzes the correct operation signal in the following specific ways:
Generating a corresponding simulation scene according to the maintenance step, simultaneously recording the simulation operation corresponding to the normal operation signal as a completion operation, marking the completion operation corresponding to the maintenance step, acquiring the next marking maintenance step, and generating the simulation scene according to the marking maintenance step;
And then continuously acquiring the simulation operation corresponding to the sensor according to the simulation scene, monitoring the simulation operation, generating monitoring information at the same time, and transmitting the monitoring information to the simulation playing module.
4. The VR simulation system for power tool maintenance of claim 1, wherein the specific manner in which the error operation analysis module analyzes the error signal is:
And obtaining the standard operation and the standard data, comparing the error operation with the standard operation to obtain the abnormal operation, simultaneously obtaining the maintenance data corresponding to the abnormal operation, comparing the maintenance data with the standard data, generating an abnormal operation signal when the maintenance data and the standard data are different, and otherwise, generating a non-influence signal when the maintenance data and the standard data are not different.
5. The VR simulation system for power equipment maintenance according to claim 1, wherein the specific manner in which the operation data correction module analyzes the abnormal operation signal is:
Obtaining maintenance data corresponding to the abnormal operation, obtaining the current situation of the equipment, generating an abnormal reason according to the current situation, obtaining the abnormal operation, simulating the abnormal operation, generating a simulation result corresponding to the abnormal operation, matching the simulation result with the abnormal reason, and screening the same result to obtain a screening result.
6. The VR simulation system for power tool maintenance of claim 5, wherein the specific manner in which the operation data correction module analyzes the screening result is:
When only one screening result exists, acquiring corresponding abnormal reasons, simultaneously acquiring standard data matched with the abnormal reasons, taking the standard data as an adjustment standard, acquiring maintenance data, calculating a difference value between the standard data and the maintenance data, taking the difference value as a correction result, and simultaneously generating correction result information;
When a plurality of screening results exist, marking the screening results as i, and i=1, 2, … and j, then obtaining maintenance data corresponding to the screening results i, simultaneously obtaining standard data corresponding to the screening results i as a comparison standard, analyzing the maintenance data and the comparison standard, simultaneously selecting the screening result with the smallest difference as a determination object, obtaining standard data corresponding to the determination, adjusting the maintenance data by taking the standard data as an adjustment standard to obtain a correction result, and simultaneously generating correction result information.
7. A VR simulation method for electrical equipment maintenance, which is applied to a VR simulation system for electrical equipment maintenance according to any one of claims 1 to 6, and is characterized in that the method specifically comprises the following steps:
Step one: acquiring equipment fault parameters, carrying out fault classification according to the equipment fault parameters to obtain fault classification information, and generating a fault simulation scene according to the fault classification information;
Step two: judging the correctness of the simulation operation based on a fault simulation scene, and generating a correct operation signal or an error operation signal;
step three: acquiring a subsequent simulation scene aiming at the correct operation signal, monitoring by combining the subsequent simulation operation, and generating monitoring information at the same time;
step four: aiming at the error operation signal, acquiring and identifying an image of the error operation, and simultaneously comparing the error signal with the standard operation to obtain an abnormal operation;
step five: judging whether the overall influence exists or not according to maintenance data of abnormal operation, and generating a signal without influence or an abnormal operation signal;
Step six: specific reasons are screened according to the abnormal operation signals and the current state of the equipment, correction result information is obtained by combining the specific reasons and standard data, and follow-up simulation maintenance is conducted based on the correction result information.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107330963A (en) * | 2017-07-05 | 2017-11-07 | 国网山东省电力公司微山县供电公司 | VR analogy methods, the device and system of electric power apparatus examination |
| CN109272801A (en) * | 2018-11-20 | 2019-01-25 | 深圳供电局有限公司 | Power distribution network operation simulation assessment method and system based on VR technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| MX2021000176A (en) * | 2018-06-25 | 2021-05-27 | Pike Entpr Llc | Virtual reality training and evaluation system. |
| KR102469149B1 (en) * | 2020-12-09 | 2022-11-22 | 제이나인 주식회사 | Real object multi-directional recognition training system based on 3D design data and the method using it |
| CN116259206A (en) * | 2023-02-09 | 2023-06-13 | 国网河北省电力有限公司保定供电分公司 | Emergency drilling system based on VR technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107330963A (en) * | 2017-07-05 | 2017-11-07 | 国网山东省电力公司微山县供电公司 | VR analogy methods, the device and system of electric power apparatus examination |
| CN109272801A (en) * | 2018-11-20 | 2019-01-25 | 深圳供电局有限公司 | Power distribution network operation simulation assessment method and system based on VR technology |
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