CN102288145A - Icing thickness monitoring system of overhead power transmission line and method - Google Patents

Icing thickness monitoring system of overhead power transmission line and method Download PDF

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Publication number
CN102288145A
CN102288145A CN2011101996849A CN201110199684A CN102288145A CN 102288145 A CN102288145 A CN 102288145A CN 2011101996849 A CN2011101996849 A CN 2011101996849A CN 201110199684 A CN201110199684 A CN 201110199684A CN 102288145 A CN102288145 A CN 102288145A
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China
Prior art keywords
transmission line
ice
module
main control
power transmission
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CN2011101996849A
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Chinese (zh)
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王家田
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Aerospace Science and Industry Shenzhen Group Co Ltd
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Aerospace Science and Industry Shenzhen Group Co Ltd
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Priority to CN2011101996849A priority Critical patent/CN102288145A/en
Publication of CN102288145A publication Critical patent/CN102288145A/en
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Abstract

The invention provides an icing thickness monitoring system of an overhead power transmission line. The system comprises a data acquisition module, a main control module, a communication module, a data processing module and a power supply module, wherein the data acquisition module comprises a wind direction sensor, a wind speed sensor, an angle sensor and sensors for acquiring the load of insulators and gravity, the communication module, and the wind direction sensor, the wind speed sensor, the insulator inclination angle sensor and the gravity sensor are electrically connected with the main control module. By the technical scheme, by acquiring the state information of the power transmission line, a Makkonen model is set up, and the icing thickness of the power transmission line can be effectively supervisory controlled and monitored; and when the icing thickness is over an early-alarming value, the invention can give an alarm to indicate that the power transmission line has icing faults.

Description

Coated by ice of overhead power transmission line thickness monitor system and method
Technical field
The invention belongs to cable monitoring field, relate in particular to a kind of coated by ice of overhead power transmission line thickness monitor system and method.
Background technology
China's weather environment is changeable, and the ice damage accident happens occasionally, and is frozen in ice rain or ice and snow on the transmission line of electricity, can form the nilas that a kind of xsect is similar to ellipse or egg type on lead gradually.The icing of transmission line of electricity is could form under specific physical environment, when respectively reaching certain condition, temperature, the humidity of air just may form icing, and after temperature and humidity satisfies condition, the amount that forms icing depends on wind speed, when calm or gentle breeze, can only form ice as thin as a wafer, after wind speed reached certain speed, the ice on the circuit just can be long-pending more thick more.Serious icing can cause the infringement of transmission line of electricity, or even the interruption of transmission of electricity, has a strong impact on the safe operation of electrical network.In order to guarantee the safe operation of electrical network, need monitor and judge whether to take corresponding measure to avoid breaking, fall the generation of accidents such as tower to the icing situation of transmission line of electricity.
At present, the method of monitoring powerline ice-covering mainly is that the ice coating load to overhead transmission line detects, and ice coating load can not visual representation goes out the ice covering thickness on the overhead transmission line, therefore in the icing of transmission line of electricity detects, can only obtain ice coating load information, can not intuitively obtain ice covering thickness information, and often people to the susceptibility of ice covering thickness information greater than susceptibility to ice coating load information.
Summary of the invention
The present invention is intended to solve the technical matters that powerline ice-covering monitoring system in the prior art can not be monitored coated by ice of overhead power transmission line thickness, and a kind of coated by ice of overhead power transmission line thickness monitor system that coated by ice of overhead power transmission line thickness is monitored of can realizing is provided.
The invention provides a kind of coated by ice of overhead power transmission line thickness monitor system, wherein, described system comprises data acquisition module, main control module, communication module, data processing module and power module;
Described data acquisition module comprises the wind transducer that is used to gather wind direction information, be used to gather the air velocity transducer of wind speed information, the gravity sensor that is used to gather the angular transducer of insulator angle of inclination information and is used to gather insulator and conductor loading, described wind transducer, air velocity transducer, insulator gradient sensor and gravity sensor are electrically connected with described main control module;
Described communication module is electrically connected with described main control module, is used for carrying out communication with described data processing module;
Described main control module is used to control the work of described data acquisition module, and the current information of gathering is sent to data processing module by communication module;
Described data processing module is used for setting up the Makkonen model according to the current information of being gathered, and the analyzing and processing of the line data of going forward side by side obtains the ice covering thickness value of transmission line of electricity, and reports to the police when described ice covering thickness value surpasses warning value;
Described power module is electrically connected with main control module, is used for to described main control module, data acquisition module and communication module power supply.
Preferably, described main control module employing model is the single-chip microcomputer of MEGA128.
Preferably, described power module comprises:
Controller is connected with described main control module, is used to control power module and switches between different generation modes;
Photovoltaic cell is connected with described controller, is used to utilize the optical energy power of the sun;
Aerogenerator is connected with described controller, is used to utilize wind-power electricity generation;
Accumulator is connected with described controller, is used for store electrical energy.
Preferably, described coated by ice of overhead power transmission line thickness monitor system also comprises the clipping the ball machine that is electrically connected with main control module, be used for gathering with the form of screen the ice coating state information of transmission line of electricity, described clipping the ball machine is electrically connected with described main control module by described video compression card.
Preferably, described coated by ice of overhead power transmission line thickness monitor system also comprises the FLASH expanded circuit that is electrically connected with main control module, and it is the chip of AT45DB161 that the control chip of described expanded circuit adopts model.
Preferably, described coated by ice of overhead power transmission line thickness monitor system also comprises the reset circuit that is electrically connected with main control module, is used for described main control module is carried out reset operation.
Preferably, described coated by ice of overhead power transmission line thickness monitor system also comprises the real time clock circuit that is electrically connected with main control module, and it is the chip of RX-8025T that the control chip of described real time clock circuit adopts model.
The present invention also provides a kind of coated by ice of overhead power transmission line state monitoring method, said method comprising the steps of:
Step 1, gather the current information of transmission line of electricity in real time;
Step 2, receive the current information of transmission line of electricity, set up the Makkonen model according to current information, the analyzing and processing of the line data of going forward side by side obtains the ice covering thickness value of transmission line of electricity;
Step 3, when the ice covering thickness value surpasses warning value, send alerting signal and report to the police.
Preferably, the current information of transmission line of electricity comprises the angle of insulator chain and lead parallel direction in the described step 1 , insulator chain and lead vertical direction angle , vertical span lead and insulator be from heavy load , wind load , ice load , insulator chain and gold utensil gross weight
Preferably, described step 2 specifically comprises:
According to Calculate the value of θ, θ is the angle of wind deflection of insulator chain and lead;
According to Calculate Value, Be comprehensive vertical load;
According to Draw gross weight behind the wire icing
According to Draw gross mass behind every meter icing of lead , Be the shaft tower vertical span;
Last basis Obtain the wire icing one-tenth-value thickness 1/10 , Wire diameter during for nothing ice, Every meter gross mass of lead during for nothing ice, Be icing density.
The above technical scheme, by gathering the various status informations of transmission line of electricity, set up the Makkonen model, transmission line of electricity is carried out ice covering thickness carry out effective monitoring and monitoring, send warning to show transmission line of electricity generation icing fault during when the ice covering thickness value in case above early warning value, need monitor maintenance transmission line of electricity.Above technical scheme has not only realized automatic monitoring and the calculating to powerline ice-covering load, monitoring and calculating have been realized simultaneously to coated by ice of overhead power transmission line thickness, make the ice coating state of transmission line of electricity with more directly perceived, be beneficial to the intuitivism apprehension of people more the coated by ice of overhead power transmission line state.
Description of drawings
Fig. 1 is the powerline ice-covering condition monitoring system structured flowchart of an embodiment of the present invention.
Fig. 2 is the powerline ice-covering condition monitoring system structural representation of an embodiment of the present invention.
Fig. 3 is the structural drawing of the main control module that provides of an embodiment of the present invention.
Fig. 4 is the circuit diagram of the FLASH expanded circuit that provides of an embodiment of the present invention.
Fig. 5 is the circuit diagram of the hardware watchdog circuit that provides of an embodiment of the present invention.
Fig. 6 is the circuit diagram of the reset circuit that provides of an embodiment of the present invention.
Fig. 7 is the circuit diagram of the real time clock circuit that provides of an embodiment of the present invention.
Fig. 8 is the circuit diagram of the power control unit of the GPRS communication part that provides of an embodiment of the present invention.
Fig. 9 is the circuit diagram of the power control unit of the clipping the ball machine that provides of an embodiment of the present invention and video compression card.
Figure 10 is the circuit diagram of the cradle head control interface circuit of the clipping the ball machine that provides of an embodiment of the present invention.
Figure 11 is the structural drawing of the power module that provides of an embodiment of the present invention.
Figure 12 is the graph of a relation of insulator chain and lead in the transmission line of electricity provided by the invention.
Figure 13 is insulator and the stressed synoptic diagram of lead in the transmission line of electricity provided by the invention.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In conjunction with illustrated in figures 1 and 2, the invention provides a kind of coated by ice of overhead power transmission line thickness monitor system, described system of described system comprises data acquisition module 100, main control module 200, communication module 300, data processing module 400 and power module 500;
Described data acquisition module 100 comprises the wind transducer 104 that is used to gather wind direction information, be used to gather the air velocity transducer 103 of wind speed information, the gravity sensor 101 that is used to gather the angular transducer 102 of insulator angle of inclination information and is used to gather insulator and conductor loading, described wind transducer 104, air velocity transducer 103, insulator gradient sensor 102 and gravity sensor 101 are electrically connected with described main control module 200;
Described communication module 300 is electrically connected with described main control module 200, is used for carrying out communication with described data processing module 400;
Described main control module 200 is used to control the work of described data acquisition module 100, and the current information of gathering is sent to data processing module 400 by communication module 300;
Described data processing module 400 is used for setting up the Makkonen model according to the current information of being gathered, and the analyzing and processing of the line data of going forward side by side obtains the ice covering thickness value of transmission line of electricity, and reports to the police when described ice covering thickness value surpasses warning value;
Described power module 500 is electrically connected with main control module 200, is used for to described main control module 200, data acquisition module 100 and communication module 300 power supplies.
Described data acquisition module 100 is used to gather the current information of transmission line of electricity, comprises the angle of insulator chain and lead parallel direction , insulator chain and lead vertical direction angle , vertical span lead and insulator be from heavy load , wind load , ice load , insulator chain and gold utensil gross weight Above-described information can directly be carried out drawing after the simple computing with self monitoring the data of gathering by sensor, and concrete calculation processes can adopt computation processing method of the prior art, does not repeat them here.Data acquisition module 100 sends the information that is collected to described main control module 200, main control module 200 carries out sending described data processing module 400 to by communication module 300 after the Treatment Analysis and carries out modelling and Data Management Analysis, in case have a fault then carry out alarm.
Described communication module 300 is used for carrying out communication with described data processing module 400; Described main control module 200 is used to control the work of described data acquisition module 100, and the current information of gathering is sent to data processing module 400 by communication module 300; Described data processing module 400 is used for setting up the Makkonen model according to the current information of being gathered, and the analyzing and processing of the line data of going forward side by side obtains the ice coating state data of transmission line of electricity, and the data that surpass warning value are reported to the police; Described power module 500 is used for to described main control module 200, data acquisition module 100 and communication module 300 power supplies.
Described data acquisition module 100 also comprises a clipping the ball machine 105 and a video compression card 106, described clipping the ball machine 105 is electrically connected with described main control module 200 by described video compression card 106, video compression card 106 is connected with clipping the ball machine 105, is used for the video of gathering is handled.These processing comprise a series of images processing such as video compress, to guarantee the correctness and the stability of transmission data.Described clipping the ball machine 105 can 360 ° of rotations, can photograph any angle of transmission line of electricity, guarantee to obtain the visual range of a maximum.
Can carry out wired or wireless telecommunications between described communication module 300 and the described data processing module 400, preferably, carry out communication by public's wireless networks such as GPRS/CDMA between described communication module 300 and the described data processing module 400, after the intact information of the various sensor acquisition of described main control module 200 controls, control communication module 300 again the data or the image information of being gathered is sent to data processing module 400.Preferably, described communication module 300 is DTU, and this DTU has following function: selected technical grade device, satisfy the demand of various rugged surroundings; Support the addressing of the dynamic IP addressing DNS of data center domain name; Support fixed ip address data center; Transceive data need not the computing machine support; Point-to-point, center is to data transmission such as multiple spots, and propagation delay time is generally less than one second; Modular design, the design that CPU separates with the wireless core module, superpower extendability; Embedded PPP, TCP/IP, UDP/IP agreement; The distinctive DDP agreement of grand electricity guarantees that data link is unimpeded; The AT+ agreement; Satisfy customer personalized demand; Ray mode in the always online and multiple triggering; Charge by data traffic; Data and short message communication backup each other, freely switch; Support multi-party communication; TCP/IP Server/Client, UDP/IP, DDP, SMS, many kinds of communication modes of AT; The definable data communication mode; The configuration of data center server remote parameter; The AT+ parameter configuration; Complete data center services program is provided, can realizes the data transparency forwarding; The function kit is provided, is convenient to secondary development; Complete Chinese and English DEMO source code (VB, VC, C#, Delphi, VB.net) is provided.
Described data processing module 400 has the analysis expert system, described this analysis expert system can carry out the foundation of Makkonen model according to the current information of the transmission line of electricity that receives and to the analyzing and processing of data, as according to insulator degree of tilt, insulator and lead load, wind speed and wind direction information, set up the equivalent ice covering thickness mathematical model of lead, and calculate equivalent ice covering thickness value in the vertical span unit;
Concrete computation process comprises: as shown in figure 12, there is shown the angle of edge substring and lead parallel direction , insulator chain and lead vertical direction angle Reach the relation of the angle of wind deflection θ of insulator chain and lead, can draw the angle of wind deflection of insulator chain and lead According to the lead combined load With vertical span lead and insulator from heavy load , wind load , ice load Between relation Can draw comprehensive vertical load Size; As shown in figure 13, show insulator and the stressed synoptic diagram of lead in the transmission line of electricity, insulator chain is housed below the cross-arm, lead drew from the lower end of insulator chain, when not having wind or icing, insulator chain is vertical direction, when insulator is subjected to wind or wire icing, insulator chain will produce the angle of wind deflection θ that an angle is insulator chain and lead with vertical direction, among the figure Be the gross weight of insulator chain and gold utensil, Be gross weight behind the wire icing, For comprehensively vertical load is according to the constant principle of moment, the while can be acting force for the ease of analyzing and calculating Application point move on to an A place because moment increases and is twice, so in order to guarantee the constant acting force of hitch point moment Become As shown in the figure, therefore can draw according to the mechanical balance principle in the physics Thereby, , can calculate gross weight behind the wire icing according to this formula , and then according to formula Draw gross mass behind every meter icing of lead , wherein Be the shaft tower vertical span; Last according to gross mass behind the data icing that calculates And formula Obtain the wire icing one-tenth-value thickness 1/10 , wherein, Wire diameter during for nothing ice, Every meter gross mass of lead during for nothing ice, Be icing density.
When surpassing described warning value, the wire icing one-tenth-value thickness 1/10 that monitors then reports to the police, described warning value is different because of the operating voltage of each local environment and lead, specifically can set this warning value according to the operating voltage of local environment and lead, it is concrete that alarm operation can warning device be reported to the police or warning message can be in specific system by being provided with, as pointing out in the expert system, and the frequency according to the grade setting of tight level is reported to the police also can send on related personnel's mobile phone by note and (can be arranged to different personnel's multi-section mobile phone).
The specialist processing system of described data processing module 400 can also be set up the three-dimensional stress mathematical model of shaft tower, and calculate the stressed size of shaft tower according to insulator degree of tilt, insulator and lead information on load; According to insulator degree of tilt, insulator and lead load, wind speed and wind direction information, be based upon the stressed mathematical model of lead under different icing, wind direction, wind speed and the conductor galloping state, and calculate perpendicular stress and horizontal stress that lead is subjected to.When surpassing the warning value of inner setting, the numerical value that monitors then reports to the police.It is concrete that alarm operation can warning device be reported to the police or warning message can be in specific system by being provided with, as pointing out in the expert system, and the frequency according to the grade setting of tight level is reported to the police also can send on related personnel's mobile phone by note and (can be arranged to different personnel's multi-section mobile phone).
As shown in figure 11, power module 500 of the present invention comprises photovoltaic cell 502, controller 501, and aerogenerator 503 and accumulator 504, wherein, controller 501 is connected with main control module 200, is used for switching between different generation modes.
Photovoltaic cell 502 is connected with controller 501, is used to utilize the optical energy power of the sun; Aerogenerator 503 is connected with controller 501, is used to utilize wind-power electricity generation; Accumulator 504 is connected with controller 501, is used for store electrical energy.
Owing to be subjected to the constraint of time and region, be difficult to round-the-clock sun power or the wind energy of all only relying on and generate electricity.And sun power and wind energy all have very strong complementarity in time with on the region: wind was less when daylight was strong; When illumination at night was weak, wind energy was owing to face of land difference variation strengthens.Therefore the embodiment of the invention is switched between solar electrical energy generation and wind power generation as the case may be, to guarantee the reliability and stability of system power supply.
In an embodiment of the present invention, preferably to adopt model as shown in Figure 3 be the single-chip microcomputer of MEGA128 to described main control module.Wherein, in conjunction with shown in Figure 2, GPIO is a universaling I/O port, and IIC is an iic bus, ADC is a digiverter, USART is universal synchronous/asynchronous serial reception/transmitter, and JTAG is a jtag interface, and SDRAM is a synchronous DRAM, SPI is a spi bus, FLASH is a flash memory, and EBI is the EBI bus, also has debugging interface.
Fig. 4 shows the FLASH expanded circuit that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation.As an example of the embodiment of the invention, can with model the chip realization of AT45DB161.
Fig. 5 shows the hardware watchdog circuit that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation.As an example of the embodiment of the invention, can with model the chip realization of 2P706REN.
Fig. 8 shows the circuit of the power control unit of the GPRS communication part that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation.This circuit can be used for realizing power management and low power dissipation design requirement.
Fig. 9 shows the circuit of the power control unit of clipping the ball machine 105 that the embodiment of the invention provides and video compression card 106, only shows the part relevant with the embodiment of the invention for convenience of explanation.This circuit can be used for realizing power management and low power dissipation design requirement.
Figure 10 shows the cradle head control interface circuit of the clipping the ball that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation.As an example of the embodiment of the invention, can with model the chip realization of MAX13487.
As a kind of preferred version, this system also comprises reset circuit 201 and the real time clock circuit 202 that is electrically connected with main control module, and Fig. 6 shows the reset circuit that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation; Fig. 7 shows the real time clock circuit that the embodiment of the invention provides, and only shows the part relevant with the embodiment of the invention for convenience of explanation, as an example of the embodiment of the invention, can be the chip realization of RX-8025T with model.
The present invention also provides the monitoring method of a kind of above-mentioned coated by ice of overhead power transmission line thickness monitor system, and described monitoring method may further comprise the steps:
Step 1, gather the current information of transmission line of electricity in real time;
Step 2, receive the current information of transmission line of electricity, set up the Makkonen model according to current information, the analyzing and processing of the line data of going forward side by side obtains the ice covering thickness value of transmission line of electricity;
Step 3, when the ice covering thickness value surpasses warning value, send alerting signal and report to the police.
As a kind of embodiment, the current information of the transmission line of electricity of being gathered in the described step 1 comprises the angle of insulator chain and lead parallel direction , insulator chain and lead vertical direction angle , vertical span lead and insulator be from heavy load , wind load , ice load , insulator chain and gold utensil gross weight Above-described information enough can be undertaken obtaining after simple analysis is calculated by the data that sensor is directly gathered, and concrete analysis computation process can be given unnecessary details no longer in detail with reference to algorithm of the prior art.
Receive the current information of transmission line of electricity in the step 2, set up the Makkonen model according to the current information of being gathered, and data are carried out analyzing and processing, obtain the ice covering thickness data of transmission line of electricity.
Preferably, in conjunction with Figure 12 and shown in Figure 13, the specific algorithm step comprises in the described step 2: basis at first And formula Obtain the angle of wind deflection θ and the comprehensive vertical load of insulator chain and lead Size, then according to formula And Obtain gross mass behind every meter icing of lead , at last according to formula Obtain the wire icing one-tenth-value thickness 1/10 , wherein, For the shaft tower vertical span, Wire diameter during for nothing ice, Every meter gross mass of lead during for nothing ice, Be icing density.Herein Numerical value can adopt 900 ( ).
Can finally draw the wire icing one-tenth-value thickness 1/10 by above algorithm , then with the wire icing one-tenth-value thickness 1/10 Compare with the early warning value of establishing in the system, if the wire icing one-tenth-value thickness 1/10 In the early warning value scope, then do not report to the police, if the wire icing one-tenth-value thickness 1/10 The scope that exceeds described early warning value is then sent alerting signal and is reported to the police.
Preferably, described data processing module also can be set up the stressed mathematical model of lead under the three-dimensional stress mathematical model of vertical load mathematical model in the vertical span unit, shaft tower and different icing, wind direction, wind speed and the conductor galloping state etc. according to the current information of transmission line of electricity and carry out analytical calculation, therefore the data handling procedure of department pattern does not relate to the flesh and blood in the technical solution of the present invention, therefore is not described further.
Described Makkonen model specifically comprises the stressed mathematical model of lead under vertical load mathematical model in the vertical span unit, equivalent ice covering thickness mathematical model, the three-dimensional stress mathematical model of shaft tower and different icing, wind direction, wind speed and the conductor galloping state etc., this Makkonen model is known a kind of model, in a plurality of fields application is arranged all, concrete computation process can adopt known computation process, does not repeat them here.
Above technical scheme can realize the real time on-line monitoring analysis of circuit ice covering thickness and carry out the centralized management of Realtime Alerts function.Whole overhead transmission line is effectively carried out the monitoring of ice covering thickness, simultaneously in conjunction with the video online monitoring system, when the icing fault takes place when, can make the definite concrete form of knowing potential safety hazard and the place of personnel at data processing module or other remote terminal places, so that it takes appropriate measures to particular problem, strengthened the monitoring capability and the pre-alerting ability of system.Electric power system adopts the power-supply system that can switch between wind power generation and solar electrical energy generation simultaneously, has improved the reliability and stability of power supply.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a coated by ice of overhead power transmission line thickness monitor system is characterized in that described system comprises data acquisition module, main control module, communication module, data processing module and power module;
Described data acquisition module comprises the wind transducer that is used to gather wind direction information, be used to gather the air velocity transducer of wind speed information, the gravity sensor that is used to gather the angular transducer of insulator angle of inclination information and is used to gather insulator and conductor loading, described wind transducer, air velocity transducer, insulator gradient sensor and gravity sensor are electrically connected with described main control module;
Described communication module is electrically connected with described main control module, is used for carrying out communication with described data processing module;
Described main control module is used to control the work of described data acquisition module, and the current information of gathering is sent to data processing module by communication module;
Described data processing module is used for setting up the Makkonen model according to the current information of being gathered, and the analyzing and processing of the line data of going forward side by side obtains the ice covering thickness value of transmission line of electricity, and reports to the police when described ice covering thickness value surpasses warning value;
Described power module is electrically connected with main control module, is used for to described main control module, data acquisition module and communication module power supply.
2. coated by ice of overhead power transmission line thickness monitor according to claim 1 system is characterized in that, it is the single-chip microcomputer of MEGA128 that described main control module adopts model.
3. coated by ice of overhead power transmission line thickness detecting system according to claim 1 is characterized in that, described power module comprises:
Controller is connected with described main control module, is used to control power module and switches between different generation modes;
Photovoltaic cell is connected with described controller, is used to utilize the optical energy power of the sun;
Aerogenerator is connected with described controller, is used to utilize wind-power electricity generation;
Accumulator is connected with described controller, is used for store electrical energy.
4. coated by ice of overhead power transmission line thickness monitor according to claim 1 system, it is characterized in that, described coated by ice of overhead power transmission line thickness monitor system also comprises the clipping the ball machine that is electrically connected with main control module, be used for gathering with the form of screen the ice coating state information of transmission line of electricity, described clipping the ball machine is electrically connected with described main control module by described video compression card.
5. coated by ice of overhead power transmission line thickness monitor according to claim 1 system, it is characterized in that, described coated by ice of overhead power transmission line thickness monitor system also comprises the FLASH expanded circuit that is electrically connected with main control module, and it is the chip of AT45DB161 that the control chip of described expanded circuit adopts model.
6. coated by ice of overhead power transmission line thickness monitor according to claim 1 system is characterized in that, described coated by ice of overhead power transmission line thickness monitor system also comprises the reset circuit that is electrically connected with main control module, is used for described main control module is carried out reset operation.
7. coated by ice of overhead power transmission line thickness monitor according to claim 1 system, it is characterized in that, described coated by ice of overhead power transmission line thickness monitor system also comprises the real time clock circuit that is electrically connected with main control module, and it is the chip of RX-8025T that the control chip of described real time clock circuit adopts model.
8. a coated by ice of overhead power transmission line thickness monitor method is characterized in that, may further comprise the steps,
Step 1, gather the current information of transmission line of electricity in real time;
Step 2, receive the current information of transmission line of electricity, set up the Makkonen model according to current information, the analyzing and processing of the line data of going forward side by side obtains the ice covering thickness value of transmission line of electricity;
Step 3, when the ice covering thickness value surpasses warning value, send alerting signal and report to the police.
9. coated by ice of overhead power transmission line thickness monitor method according to claim 8 is characterized in that the current information of transmission line of electricity comprises the angle of insulator chain and lead parallel direction in the described step 1 , insulator chain and lead vertical direction angle , vertical span lead and insulator be from heavy load , wind load , ice load , insulator chain and gold utensil gross weight
10. coated by ice of overhead power transmission line thickness monitor method according to claim 9 is characterized in that described step 2 specifically comprises:
According to Calculate the value of θ, θ is the angle of wind deflection of insulator chain and lead;
According to Calculate Value, Be comprehensive vertical load;
According to Draw gross weight behind the wire icing
According to Draw gross mass behind every meter icing of lead , Be the shaft tower vertical span;
Last basis Obtain the wire icing one-tenth-value thickness 1/10 , Wire diameter during for nothing ice, Every meter gross mass of lead during for nothing ice, Be icing density.
CN2011101996849A 2011-07-18 2011-07-18 Icing thickness monitoring system of overhead power transmission line and method Pending CN102288145A (en)

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CN103376083A (en) * 2012-04-23 2013-10-30 贵州电力试验研究院 Power transmission line icing intelligent on-line monitoring system
CN104868426A (en) * 2015-04-14 2015-08-26 国家电网公司 Power supply cable de-icing device and power supply cable de-icing method
CN105651237A (en) * 2015-12-17 2016-06-08 高萍 Windage yaw warning platform of power supply line
CN106981926A (en) * 2017-05-12 2017-07-25 亿信标准认证集团有限公司 A kind of instrument of detection field high voltage equipment icing harm
CN110261750A (en) * 2019-08-06 2019-09-20 云南电网有限责任公司电力科学研究院 The pollution flashover monitoring device and method of transmission circuit insulator string
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CN110514157A (en) * 2019-07-23 2019-11-29 贵州电网有限责任公司 A kind of electric power line ice-covering thickness detection method based on Beidou high accuracy positioning
CN110261750A (en) * 2019-08-06 2019-09-20 云南电网有限责任公司电力科学研究院 The pollution flashover monitoring device and method of transmission circuit insulator string
CN111463714A (en) * 2020-05-29 2020-07-28 西南交通大学 Data acquisition and monitoring method and system for power transmission cable anti-icing and deicing robot
CN111463714B (en) * 2020-05-29 2021-01-12 西南交通大学 Data acquisition and monitoring method and system for power transmission cable anti-icing and deicing robot
CN112212820A (en) * 2020-10-19 2021-01-12 中钢集团郑州金属制品研究院有限公司 Method for measuring thickness of oxide layer on surface of steel wire

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