CN103744516A - Safety evaluation system and method of live-line work equipotential entry paths - Google Patents
Safety evaluation system and method of live-line work equipotential entry paths Download PDFInfo
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Abstract
The invention discloses a safety evaluation system and method of live-line work equipotential entry paths. According to the system and method, the whole process of equipotential entry is displayed in a three-dimensional scenario; safety distance between a body of an operator and a live part, smallest distance between the equipotential work operator and adjacent-phase wires and a combined interval of the equipotential work operator entering and leaving an electric field are dynamically calculated; safety evaluation on equipotential entry paths is achieved. The safety evaluation system and method of live-line work equipotential entry paths has the advantages that entering equipotential paths in live-line work can be visually and automatically evaluated, work of hand computation is reduced, efficiency is improved, and better visual is achieved.
Description
Technical field
The present invention relates to hot line maintenance technical field, refer to that particularly a kind of hot line job enters safety estimation system and the method in equipotential path.
Background technology
A distinguishing feature of hot line maintenance is to adopt equipotential live line work, and operating personnel enters high-voltage conducting wires by insulating tool, and with it in same current potential.The key of equipotential live line work is to select suitable access path and mode, and must guarantee the personal safety of operating personnel when turnover equipotential.
Current, the safety evaluation method that hot line job is entered to equipotential path is generally manually according to shaft tower design drawing, to calculate, judgement enters whether safety of equipotential path, this appraisal procedure needs professional to calculate, process is directly perceived not, and artificial counting yield is lower, the accuracy of calculating is difficult to guarantee.
List of references: GB26859-2011, < < electric power safety working regulation (power circuit part) > >.
Summary of the invention
Object of the present invention is exactly a kind of safety estimation system and the method that will provide hot line job to enter equipotential path, the method is shown and is entered equipotential overall process in three-dimensional virtual scene, the safe distance of the dynamic calculation operating personnel person and electrified body, equipotential live line work personnel to the minor increment of adjacent phase conductor, equipotential live line work personnel the combinational gap when the turnover electric field, realization is carried out safety assessment to entering equipotential path, simplified traditional analysis computation process, vivider directly perceived.
For realizing this object, the designed hot line job of the present invention enters the safety estimation system in equipotential path, it is characterized in that: it comprises operation screen, stereoscopic display screen, distance calculation module, flash demo module, parameter arranges module, three-dimensional environment MBM and shaft tower MBM, wherein, the modeling data output terminal of described three-dimensional environment MBM and shaft tower MBM is connected the modeling data input end of flash demo module, parameter arranges the supplemental characteristic input end of the supplemental characteristic output terminal connection flash demo module of module, the distance computational data communication ends of described distance calculation module connects the distance computational data communication ends of flash demo module, the communication ends of described operation screen connects the communication ends that parameter arranges module, the display output terminal of flash demo module connects stereoscopic display screen.
It also comprises 3D(Three Dimensions, three-dimensional) transmitter and anaglyph spectacles, wherein, the switch controlling signal communication ends of described flash demo module connects the switch controlling signal communication ends of 3D transmitter, between described 3D transmitter and anaglyph spectacles, by radio communication, is connected.
The safety estimation system that utilizes above-mentioned hot line job to enter equipotential path carries out a method for safety assessment, it is characterized in that, it comprises the steps:
Step 1: technician builds hot line job virtual environment three-dimensional model in three-dimensional environment MBM, in shaft tower MBM, build shaft tower three-dimensional model, then described three-dimensional environment MBM sends hot line job virtual environment three-dimensional model to flash demo module, and shaft tower MBM sends shaft tower three-dimensional model to flash demo module;
Step 2: flash demo module is according to the hot line job virtual environment three-dimensional model receiving and the three-dimensional hot line job scene of shaft tower three-dimensional model generating virtual, while flash demo Module Generation equipotential live line work electrician three-dimensional model, and virtual three-dimensional hot line job scene and equipotential live line work electrician three-dimensional model are presented on stereoscopic display screen;
Step 3: technician enters and selects several points on equipotential path at pre-set equipotential live line work electrician three-dimensional model, by operation, shield to parameter the three-dimensional coordinate of inputting above-mentioned each point in module is set, in parameter, arrange and in module, generate equipotential live line work electrician three-dimensional model and enter equipotential path curve, simultaneously technician is shielded to parameter and is arranged and in module, input equipotential live line work electrician three-dimensional model and enter equipotential mode by operation, in addition, technician is shielded to parameter the electric pressure information of inputting virtual three-dimensional hot line job scene in module is set by operation,
Step 4: described parameter arranges module and enters to inputting equipotential live line work electrician three-dimensional model in flash demo module the electric pressure information that equipotential path curve and equipotential live line work electrician three-dimensional model enter equipotential mode and above-mentioned virtual three-dimensional hot line job scene, flash demo module enters equipotential path curve and equipotential live line work electrician three-dimensional model according to above-mentioned equipotential live line work electrician three-dimensional model and enters equipotential mode and in virtual three-dimensional hot line job scene, equipotential live line work electrician three-dimensional model is entered to equipotential overall process and carry out three-dimensional animation demonstration, and demonstration picture is presented on stereoscopic display screen in real time,
Step 5: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model is arranged on the cross arm of tower of virtual three-dimensional hot line job scene, flash demo module sends to distance calculation module by the three-dimensional coordinate of three-phase conducting wire in now equipotential live line work electrician three-dimensional model and virtual three-dimensional hot line job scene and the electric pressure information of virtual three-dimensional hot line job scene, distance calculation module is calculated equipotential live line work electrician three-dimensional model to the distance of every phase conductor in above-mentioned three-phase conducting wire, and the minimum safe distance to electrician on the tower of stipulating in the distance of every phase conductor in above-mentioned three-phase conducting wire and the electric pressure information of virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > and electrified body compares by above-mentioned equipotential live line work electrician three-dimensional model, and comparative result is transferred to flash demo module, if equipotential live line work electrician three-dimensional model has a minimum safe distance that is less than electrician and electrified body on the tower of stipulating in < < electric power safety working regulation (power circuit part) > > to the distance of every phase conductor in above-mentioned three-phase conducting wire, by stereoscopic display screen, to point out equipotential live line work electrician three-dimensional model to enter equipotential path dangerous for flash demo module, if equipotential live line work electrician three-dimensional model is all more than or equal to the minimum safe distance of electrician and electrified body on the tower of stipulating in < < electric power safety working regulation (power circuit part) > > to the distance of every phase conductor in above-mentioned three-phase conducting wire, flash demo module is not pointed out,
Step 6: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model leaves the cross arm of tower in virtual three-dimensional hot line job scene, and while entering equipotential, flash demo module is by the three-dimensional coordinate of equipotential live line work electrician three-dimensional model now, the three-dimensional coordinate of the phase conductor that the three-phase conducting wire medium potential operation electrician three-dimensional model preparation equipotential of virtual three-dimensional hot line job scene is climbed up, the three-dimensional coordinate of the shaft tower of virtual three-dimensional hot line job scene, the electric pressure information of virtual three-dimensional hot line job scene sends to distance calculation module, the distance sum of the phase conductor that distance calculation module calculating equipotential live line work electrician three-dimensional model is climbed up to above-mentioned preparation equipotential to distance and the equipotential live line work electrician three-dimensional model of above-mentioned shaft tower, this is apart from sum the combinational gap distance that equipotential live line work electrician three-dimensional model enters electric field, the minimum combination gap of stipulating in the electric pressure information of this combinational gap distance and virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > is compared, and comparative result is transferred to flash demo module, if combinational gap distance is less than the minimum combination gap of stipulating in < < electric power safety working regulation (power circuit part) > >, by stereoscopic display screen, to point out equipotential live line work electrician three-dimensional model to enter equipotential path dangerous for flash demo module, if combinational gap distance is more than or equal to the minimum combination gap of stipulating in < < electric power safety working regulation (power circuit part) > >, flash demo module is not pointed out,
Step 7: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model is climbed up while preparing a phase conductor that equipotential climbs up described in step 6, flash demo module sends to distance calculation module by the electric pressure information of the three-dimensional coordinate of equipotential live line work electrician three-dimensional model and the three-dimensional coordinate of adjacent phase conductor and virtual three-dimensional hot line job scene now, distance calculation module is calculated equipotential live line work electrician three-dimensional model to the distance of above-mentioned adjacent phase conductor, and the equipotential electrician who stipulates in the electric pressure information of this distance and virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > is compared apart from the minor increment of adjacent phase conductor, if equipotential live line work electrician three-dimensional model is less than the equipotential electrician that stipulates in < < electric power safety working regulation (power circuit part) > > apart from the minor increment of adjacent phase conductor to the distance of above-mentioned adjacent phase conductor, by stereoscopic display screen, to point out equipotential live line work electrician three-dimensional model to enter equipotential path dangerous for flash demo module, if equipotential live line work electrician three-dimensional model is more than or equal to the equipotential electrician that stipulates in < < electric power safety working regulation (power circuit part) > > apart from the minor increment of adjacent phase conductor to the distance of above-mentioned adjacent phase conductor, flash demo module points out equipotential live line work electrician three-dimensional model to enter equipotential path safety by stereoscopic display screen.
In described step 4, flash demo module sends start signal to 3D transmitter, 3D transmitter is started working, 3D transmitter sends 3D synchronizing signal to anaglyph spectacles by communication, and technician just can watch the demonstration of three-dimensional stereo effect after with upper anaglyph spectacles on stereoscopic display screen.
Described equipotential live line work electrician three-dimensional model enters that equipotential mode comprises hanging basket method or rope ladder method or hard terraced method or across two short three methods.
The invention has the beneficial effects as follows:
1, the present invention has realized entering the visual and robotization assessment of equipotential path security in hot line job, has reduced hand computation workload, has improved efficiency;
2, the present invention utilizes three-dimensional animation to demonstrate and enters equipotential overall process, vivider directly perceived;
3, the present invention compares traditional artificial account form, can better guarantee the accuracy of assessment result.
Accompanying drawing explanation
Fig. 1 is the structural representation of structure division of the present invention;
Fig. 2 is the process flow diagram of method part of the present invention;
Wherein, 1-shaft tower MBM, 2-operation screen, 3-stereoscopic display screen, 4-3D transmitter, 5-anaglyph spectacles, 6-distance calculation module, 7-flash demo module, 8-parameter arrange module, 9-three-dimensional environment MBM.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Hot line job as shown in Figure 1 enters the safety estimation system in equipotential path, it comprises operation screen 2, stereoscopic display screen 3, distance calculation module 6, flash demo module 7, parameter arranges module 8, three-dimensional environment MBM 9 and shaft tower MBM 1, wherein, the modeling data output terminal of described three-dimensional environment MBM 9 and shaft tower MBM 1 is connected the modeling data input end of flash demo module 7, parameter arranges the supplemental characteristic input end of the supplemental characteristic output terminal connection flash demo module 7 of module 8, the distance computational data communication ends of described distance calculation module 6 connects the distance computational data communication ends of flash demo module 7, the communication ends of described operation screen 2 connects the communication ends that parameter arranges module 8, the display output terminal of flash demo module 7 connects stereoscopic display screen 3.
In technique scheme, it also comprises 3D transmitter 4 and anaglyph spectacles 5, wherein, the switch controlling signal communication ends of described flash demo module 7 connects the switch controlling signal communication ends of 3D transmitter 4, between described 3D transmitter 4 and anaglyph spectacles 5, by radio communication, is connected.
The safety estimation system that utilizes above-mentioned hot line job to enter equipotential path carries out a method for safety assessment, and as described in Figure 2, it comprises the steps:
Step 1: technician builds hot line job virtual environment three-dimensional model in three-dimensional environment MBM 9, in shaft tower MBM 1, build shaft tower three-dimensional model, then described three-dimensional environment MBM 9 sends hot line job virtual environment three-dimensional model to flash demo module 7, and shaft tower MBM 1 sends shaft tower three-dimensional model to flash demo module 7;
Step 2: flash demo module 7 is according to the hot line job virtual environment three-dimensional model receiving and the three-dimensional hot line job scene of shaft tower three-dimensional model generating virtual, flash demo module 7 generates equipotential live line work electrician's three-dimensional model (being virtual equipotential live line work electrician) automatically simultaneously, and virtual three-dimensional hot line job scene and equipotential live line work electrician three-dimensional model are presented on stereoscopic display screen 3;
Step 3: technician enters and selects several points on equipotential path at pre-set equipotential live line work electrician three-dimensional model, by operation, shield 2, to parameter, the three-dimensional coordinate of inputting above-mentioned each point in module 8 is set, in parameter, arrange and in module 8, generate equipotential live line work electrician three-dimensional model and enter equipotential path curve, simultaneously technician is shielded 2 by operation and is arranged and in module 8, input equipotential live line work electrician three-dimensional model and enter equipotential mode to parameter, in addition, technician is shielded 2 by operation, to parameter, the electric pressure information of inputting virtual three-dimensional hot line job scene in module 8 is set,
Step 4: described parameter arranges module 8 and enters to inputting equipotential live line work electrician three-dimensional model in flash demo module 7 the electric pressure information that equipotential path curve and equipotential live line work electrician three-dimensional model enter equipotential mode and above-mentioned virtual three-dimensional hot line job scene, flash demo module 7 enters equipotential path curve and equipotential live line work electrician three-dimensional model according to above-mentioned equipotential live line work electrician three-dimensional model and enters equipotential mode and in virtual three-dimensional hot line job scene, equipotential live line work electrician three-dimensional model is entered to equipotential overall process and carry out three-dimensional animation demonstration, and demonstration picture is presented on stereoscopic display screen 3 in real time,
Step 5: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model is arranged on the cross arm of tower of virtual three-dimensional hot line job scene, flash demo module 7 sends to distance calculation module 6 by the three-dimensional coordinate of three-phase conducting wire in now equipotential live line work electrician three-dimensional model and virtual three-dimensional hot line job scene and the electric pressure information of virtual three-dimensional hot line job scene, distance calculation module 6 is calculated equipotential live line work electrician three-dimensional models to the distance of every phase conductor in above-mentioned three-phase conducting wire, and the minimum safe distance to electrician on the tower of stipulating in the distance of every phase conductor in above-mentioned three-phase conducting wire and the electric pressure information of virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > and electrified body compares by above-mentioned equipotential live line work electrician three-dimensional model, and comparative result is transferred to flash demo module 7, if equipotential live line work electrician three-dimensional model has a minimum safe distance that is less than electrician and electrified body on the tower of stipulating in < < electric power safety working regulation (power circuit part) > > to the distance of every phase conductor in above-mentioned three-phase conducting wire, by stereoscopic display screen 3 prompting equipotential live line work electrician three-dimensional models, to enter equipotential path dangerous for flash demo module 7, if equipotential live line work electrician three-dimensional model is all more than or equal to the minimum safe distance of electrician and electrified body on the tower of stipulating in < < electric power safety working regulation (power circuit part) > > to the distance of every phase conductor in above-mentioned three-phase conducting wire, flash demo module 7 is not pointed out, take 500kV hot line job as example, equipotential electrician adopts hanging basket method to enter electric field, when equipotential electrician is on cross-arm, if electrician is 3 meters apart from the distance of live wire on distance calculation module 6 calculating towers, be less than 3.4 meters of the minimum safe distances (500kV) of stipulating electrician and electrified body on tower in electric power safety working regulation (power circuit part) > >, flash demo module 7 these paths of prompting are dangerous,
Step 6: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model leaves the cross arm of tower in virtual three-dimensional hot line job scene, and while entering equipotential, flash demo module 7 is by the three-dimensional coordinate of equipotential live line work electrician three-dimensional model now, the three-dimensional coordinate of the phase conductor that the three-phase conducting wire medium potential operation electrician three-dimensional model preparation equipotential of virtual three-dimensional hot line job scene is climbed up, the three-dimensional coordinate of the shaft tower of virtual three-dimensional hot line job scene, the electric pressure information of virtual three-dimensional hot line job scene sends to distance calculation module 6, the distance sum of the phase conductor that distance calculation module 6 calculating equipotential live line work electrician three-dimensional models are climbed up to above-mentioned preparation equipotential to distance and the equipotential live line work electrician three-dimensional model of above-mentioned shaft tower, this is apart from sum the combinational gap distance that equipotential live line work electrician three-dimensional model enters electric field, the minimum combination gap of stipulating in the electric pressure information of this combinational gap distance and virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > is compared, and comparative result is transferred to flash demo module 7, if combinational gap distance is less than the minimum combination gap of stipulating in < < electric power safety working regulation (power circuit part) > >, by stereoscopic display screen 3 prompting equipotential live line work electrician three-dimensional models, to enter equipotential path dangerous for flash demo module 7, if combinational gap distance is more than or equal to the minimum combination gap of stipulating in < < electric power safety working regulation (power circuit part) > >, flash demo module 7 is not pointed out, take 500kV hot line job as example, when equipotential electrician adopts hanging basket method to enter electric field, if it is 3.8 meters that distance calculation module 6 is calculated the combinational gap that equipotential electricians form apart from grounding body (shaft tower) and electrified body (wire) two parts gap, be less than 4.0 meters, the minimum combination gap (500kV) of the equipotential live line work of stipulating in electric power safety working regulation (power circuit part) > >, flash demo module 7 these paths of prompting are dangerous,
Step 7: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model is climbed up while preparing a phase conductor that equipotential climbs up described in step 6, flash demo module 7 sends to distance calculation module 6 by the electric pressure information of the three-dimensional coordinate of equipotential live line work electrician three-dimensional model and the three-dimensional coordinate of adjacent phase conductor and virtual three-dimensional hot line job scene now, distance calculation module 6 is calculated equipotential live line work electrician three-dimensional model to the distance of above-mentioned adjacent phase conductor, and the equipotential electrician who stipulates in the electric pressure information of this distance and virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > is compared apart from the minor increment of adjacent phase conductor, if equipotential live line work electrician three-dimensional model is less than the equipotential electrician that stipulates in < < electric power safety working regulation (power circuit part) > > apart from the minor increment of adjacent phase conductor to the distance of above-mentioned adjacent phase conductor, by stereoscopic display screen 3 prompting equipotential live line work electrician three-dimensional models, to enter equipotential path dangerous for flash demo module 7, if equipotential live line work electrician three-dimensional model is more than or equal to the equipotential electrician that stipulates in < < electric power safety working regulation (power circuit part) > > apart from the minor increment of adjacent phase conductor to the distance of above-mentioned adjacent phase conductor, flash demo module 7 enters equipotential path safety by stereoscopic display screen 3 prompting equipotential live line work electrician three-dimensional models.Take 500kV hot line job as example, equipotential electrician adopts hanging basket method to enter electric field, when equipotential electrician climbs up wire, if distance calculation module 6 calculating equipotential electricians are 4.5 meters apart from the distance of adjacent phase conductor, be less than the equipotential electrician that stipulates in electric power safety working regulation (power circuit part) > > apart from 5.0 meters of the minor increments (500kV) of adjacent phase conductor, otherwise flash demo module 7 these paths of prompting are dangerous., point out this path safety.
In the step 4 of technique scheme, flash demo module 7 sends start signal to 3D transmitter 4,3D transmitter 4 is started working, 3D transmitter 4 sends 3D synchronizing signal to anaglyph spectacles 5 by communication, and technician just can watch the demonstration of three-dimensional stereo effect with upper anaglyph spectacles 5 is rear on stereoscopic display screen 3.If close 3D transmitter 4, do not use anaglyph spectacles 5, user can watch 2D display effect on stereoscopic display screen 3.
In technique scheme, described equipotential live line work electrician three-dimensional model enters that equipotential mode comprises hanging basket method or rope ladder method or hard terraced method or across two short three methods.
In technique scheme, operation screen 2 is touch operation screen.
The content that this instructions is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (5)
1. a hot line job enters the safety estimation system in equipotential path, it is characterized in that: it comprises operation screen (2), stereoscopic display screen (3), distance calculation module (6), flash demo module (7), parameter arranges module (8), three-dimensional environment MBM (9) and shaft tower MBM (1), wherein, described three-dimensional environment MBM (9) is connected the modeling data input end of flash demo module (7) with the modeling data output terminal of shaft tower MBM (1), parameter arranges the supplemental characteristic input end of the supplemental characteristic output terminal connection flash demo module (7) of module (8), the distance computational data communication ends of described distance calculation module (6) connects the distance computational data communication ends of flash demo module (7), the communication ends of described operation screen (2) connects the communication ends that parameter arranges module (8), the display output terminal of flash demo module (7) connects stereoscopic display screen (3).
2. hot line job according to claim 1 enters the safety estimation system in equipotential path, it is characterized in that: it also comprises 3D transmitter (4) and anaglyph spectacles (5), wherein, the switch controlling signal communication ends of described flash demo module (7) connects the switch controlling signal communication ends of 3D transmitter (4), between described 3D transmitter (4) and anaglyph spectacles (5), by radio communication, is connected.
3. the safety estimation system that utilizes hot line job described in claim 1 to enter equipotential path carries out a method for safety assessment, it is characterized in that, it comprises the steps:
Step 1: technician builds hot line job virtual environment three-dimensional model in three-dimensional environment MBM (9), in shaft tower MBM (1), build shaft tower three-dimensional model, then described three-dimensional environment MBM (9) sends hot line job virtual environment three-dimensional model to flash demo module (7), and shaft tower MBM (1) sends shaft tower three-dimensional model to flash demo module (7);
Step 2: flash demo module (7) is according to the hot line job virtual environment three-dimensional model receiving and the three-dimensional hot line job scene of shaft tower three-dimensional model generating virtual, flash demo module (7) generates equipotential live line work electrician three-dimensional model automatically simultaneously, and virtual three-dimensional hot line job scene and equipotential live line work electrician three-dimensional model are presented on stereoscopic display screen (3);
Step 3: technician enters and selects several points on equipotential path at pre-set equipotential live line work electrician three-dimensional model, by operation, shield (2) three-dimensional coordinate of above-mentioned each point of input in module (8) is set to parameter, in parameter, generation equipotential live line work electrician three-dimensional model in module (8) is set and enters equipotential path curve, simultaneously technician is shielded (2) by operation and to parameter, the middle equipotential live line work electrician three-dimensional model of inputting of module (8) is set and enters equipotential mode, in addition, technician is shielded (2) by operation the electric pressure information of input virtual three-dimensional hot line job scene in module (8) is set to parameter,
Step 4: described parameter arranges module (8) and enters to input equipotential live line work electrician three-dimensional model in flash demo module (7) the electric pressure information that equipotential path curve and equipotential live line work electrician three-dimensional model enter equipotential mode and above-mentioned virtual three-dimensional hot line job scene, flash demo module (7) enters equipotential path curve and equipotential live line work electrician three-dimensional model according to above-mentioned equipotential live line work electrician three-dimensional model and enters equipotential mode and in virtual three-dimensional hot line job scene, equipotential live line work electrician three-dimensional model is entered to equipotential overall process and carry out three-dimensional animation demonstration, and demonstration picture is presented on stereoscopic display screen (3) in real time,
Step 5: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model is arranged on the cross arm of tower of virtual three-dimensional hot line job scene, flash demo module (7) sends to distance calculation module (6) by the three-dimensional coordinate of three-phase conducting wire in now equipotential live line work electrician three-dimensional model and virtual three-dimensional hot line job scene and the electric pressure information of virtual three-dimensional hot line job scene, distance calculation module (6) is calculated equipotential live line work electrician three-dimensional model to the distance of every phase conductor in above-mentioned three-phase conducting wire, and the minimum safe distance to electrician on the tower of stipulating in the distance of every phase conductor in above-mentioned three-phase conducting wire and the electric pressure information of virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > and electrified body compares by above-mentioned equipotential live line work electrician three-dimensional model, and comparative result is transferred to flash demo module (7), if equipotential live line work electrician three-dimensional model has a minimum safe distance that is less than electrician and electrified body on the tower of stipulating in < < electric power safety working regulation (power circuit part) > > to the distance of every phase conductor in above-mentioned three-phase conducting wire, by stereoscopic display screen (3) prompting equipotential live line work electrician three-dimensional model, to enter equipotential path dangerous for flash demo module (7), if equipotential live line work electrician three-dimensional model is all more than or equal to the minimum safe distance of electrician and electrified body on the tower of stipulating in < < electric power safety working regulation (power circuit part) > > to the distance of every phase conductor in above-mentioned three-phase conducting wire, flash demo module (7) is not pointed out,
Step 6: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model leaves the cross arm of tower in virtual three-dimensional hot line job scene, and while entering equipotential, flash demo module (7) is by the three-dimensional coordinate of equipotential live line work electrician three-dimensional model now, the three-dimensional coordinate of the phase conductor that the three-phase conducting wire medium potential operation electrician three-dimensional model preparation equipotential of virtual three-dimensional hot line job scene is climbed up, the three-dimensional coordinate of the shaft tower of virtual three-dimensional hot line job scene, the electric pressure information of virtual three-dimensional hot line job scene sends to distance calculation module (6), the distance sum of the phase conductor that distance calculation module (6) calculating equipotential live line work electrician three-dimensional model is climbed up to above-mentioned preparation equipotential to distance and the equipotential live line work electrician three-dimensional model of above-mentioned shaft tower, this is apart from sum the combinational gap distance that equipotential live line work electrician three-dimensional model enters electric field, the minimum combination gap of stipulating in the electric pressure information of this combinational gap distance and virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > is compared, and comparative result is transferred to flash demo module (7), if combinational gap distance is less than the minimum combination gap of stipulating in < < electric power safety working regulation (power circuit part) > >, by stereoscopic display screen (3) prompting equipotential live line work electrician three-dimensional model, to enter equipotential path dangerous for flash demo module (7), if combinational gap distance is more than or equal to the minimum combination gap of stipulating in < < electric power safety working regulation (power circuit part) > >, flash demo module (7) is not pointed out,
Step 7: in the three-dimensional animation presentation process of above-mentioned steps 4, when equipotential live line work electrician three-dimensional model is climbed up while preparing a phase conductor that equipotential climbs up described in step 6, flash demo module (7) sends to distance calculation module (6) by the electric pressure information of the three-dimensional coordinate of equipotential live line work electrician three-dimensional model and the three-dimensional coordinate of adjacent phase conductor and virtual three-dimensional hot line job scene now, distance calculation module (6) is calculated equipotential live line work electrician three-dimensional model to the distance of above-mentioned adjacent phase conductor, and the equipotential electrician who stipulates in the electric pressure information of this distance and virtual three-dimensional hot line job scene and < < electric power safety working regulation (power circuit part) > > is compared apart from the minor increment of adjacent phase conductor, if equipotential live line work electrician three-dimensional model is less than the equipotential electrician that stipulates in < < electric power safety working regulation (power circuit part) > > apart from the minor increment of adjacent phase conductor to the distance of above-mentioned adjacent phase conductor, by stereoscopic display screen (3) prompting equipotential live line work electrician three-dimensional model, to enter equipotential path dangerous for flash demo module (7), if equipotential live line work electrician three-dimensional model is more than or equal to the equipotential electrician that stipulates in < < electric power safety working regulation (power circuit part) > > apart from the minor increment of adjacent phase conductor to the distance of above-mentioned adjacent phase conductor, flash demo module (7) enters equipotential path safety by stereoscopic display screen (3) prompting equipotential live line work electrician three-dimensional model.
4. the method for safety assessment according to claim 3, it is characterized in that: in described step 4, flash demo module (7) sends start signal to 3D transmitter (4), 3D transmitter (4) is started working, 3D transmitter (4) sends 3D synchronizing signal to anaglyph spectacles (5) by communication, and technician just can watch the demonstration of three-dimensional stereo effect with after upper anaglyph spectacles (5) on stereoscopic display screen (3).
5. the method for safety assessment according to claim 3, is characterized in that: described equipotential live line work electrician three-dimensional model enters that equipotential mode comprises hanging basket method or rope ladder method or hard terraced method or across two short three methods.
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