CN106680633A - Cable pressure monitoring method and cable pressure monitoring system - Google Patents

Cable pressure monitoring method and cable pressure monitoring system Download PDF

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Publication number
CN106680633A
CN106680633A CN201611259614.7A CN201611259614A CN106680633A CN 106680633 A CN106680633 A CN 106680633A CN 201611259614 A CN201611259614 A CN 201611259614A CN 106680633 A CN106680633 A CN 106680633A
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China
Prior art keywords
pressure
cable
pressure value
supervising
value
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Granted
Application number
CN201611259614.7A
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Chinese (zh)
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CN106680633B (en
Inventor
刘振华
范海波
乔恒丽
关亚丽
曾丽
杨哲
曹娟
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State Grid Shandong Electric Power Co Ltd
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State Grid Shandong Electric Power Co Ltd
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Application filed by State Grid Shandong Electric Power Co Ltd filed Critical State Grid Shandong Electric Power Co Ltd
Priority to CN201611259614.7A priority Critical patent/CN106680633B/en
Publication of CN106680633A publication Critical patent/CN106680633A/en
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Publication of CN106680633B publication Critical patent/CN106680633B/en
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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00Overhead installations of electric lines or cables
    • H02G7/16Devices for removing snow or ice from lines or cables

Abstract

An embodiment of the invention provides a cable pressure monitoring method and a cable pressure monitoring system. The cable pressure monitoring method is applied to the cable pressure monitoring system and includes: sleeving a cable with an electric heating device; allowing a pressure detection device to detect the pressure value between the detected cable and a telegraph pole and send the pressure value to a monitoring device; the monitoring device judging the size of the received pressure value and a preset pressure value, and if the pressure value exceeds the preset pressure value, generating a first control signal and sending to the electric heating device to execute snowmelt operation. With the method, accumulated snow or ice on the surface of the can be quickly melt in cold weather, and the problem about cable breakage is effectively solved.

Description

A kind of cable pressure monitoring method and system
Technical field
The present invention relates to electric power facility field, in particular to a kind of cable pressure monitoring method and system.
Background technology
High-altitude electric lines of force is to realize the basic electric power facility that remote power is conveyed, in electricity transmission process.Need to undergo various Different weather tests, such as under the conditions of the cold temperature of pole, cable surface often causes accumulated snow or icing due to sleet so that Cable weight is sharply increased, and is occurred a series of problems, such as cause cable breakage.
The content of the invention
It is contemplated that improving above-mentioned technical problem.For this purpose, the present invention provides a kind of cable pressure monitoring method and is System, it is intended to which quick ablation is deposited in the ice and snow on cable, it is to avoid cable breakage, ensures the safety of power transmission process.
Present pre-ferred embodiments provide a kind of cable pressure monitoring method, and on the cable electric heating device is arranged with, Methods described includes:
Pressure-detecting device detects the pressure value between the cable and electric pole and sends to supervising device;
The supervising device judges the size of the pressure value and preset pressure value according to the pressure value for receiving, If the pressure value exceedes preset pressure value, generate the first control signal and send to the electric heating device and disappeared with performing ice and snow Melt operation, ice and snow on the cables. is piled up in ablation;
Preset duration of the supervising device after first control instruction is sent, judges the pressure-detecting device again Whether the pressure value of secondary transmission reduces, if the pressure value reduces and less than the preset pressure value, generates the second control and refers to Make and send, to close the electric heating device;
If the pressure value does not reduce, but less than pressure threshold, the electric heating device then continues executing with melting of ice and snow operation, Wherein, the pressure threshold is the maximum pressure bearing value of the cable, and the preset pressure value is less than the pressure threshold.
Further, methods described also includes:
Preset duration of the supervising device after first control instruction is sent, judges the pressure-detecting device again Whether the pressure value of secondary transmission reduces, if the pressure value does not reduce, and higher than the pressure threshold, then generates the 3rd control and refers to Order, and send to power control center to notify that staff carries out artificial treatment.
Further, the supervising device is electrically connected with camera head, and methods described also includes:
Preset duration of the supervising device after first control instruction is sent, judges the pressure-detecting device again Whether the pressure value of secondary transmission reduces, if the pressure value does not reduce, and higher than pressure threshold, the supervising device is then generated simultaneously The 4th control instruction is sent to the camera head so that current cable snow-cover chart picture is opened and obtained to the camera head, sent out Deliver to power control center.
Further, performing the supervising device according to the pressure value for receiving, judge the pressure value with it is pre- If before the step of size of pressure value, methods described also includes:
The supervising device pre-sets and stores the pressure bearing value of the cable, chooses the maximum pressure of the cable Bearing value as pressure threshold, and less than the pressure threshold pressure bearing value as preset pressure value.
Another preferred embodiment of the present invention provides a kind of cable pressure monitoring system, and electric heating dress is arranged with the cable Put, the cable pressure monitoring system include supervising device, electric heating device and pressure-detecting device, the supervising device with it is described Pressure-detecting device and electric heating device are electrically connected, and the supervising device includes information receiving unit, judging unit and control Signal generation unit;
The pressure-detecting device is used to detect the pressure value between the cable and electric pole;
The pressure that described information receiving unit is used between the cable and electric pole for receiving the pressure-detecting device transmission Force value;
The judging unit is used to judge big between the pressure value that receives and preset pressure value and pressure threshold It is little;
The control signal signal generating unit be used for receive the pressure value more than preset pressure value information when, generate First control signal is simultaneously sent to the electric heating device to perform melting of ice and snow operation, and ice on the cables. is piled up in ablation Snow;And
Preset duration after first control instruction is sent, if receiving the pressure that the pressure-detecting device sends Value reduces and less than the information of the preset pressure value, then generate the second control instruction and send, to close the electric heating device;
If the pressure value for receiving the pressure-detecting device transmission does not reduce, but less than the information of pressure threshold, it is described Electric heating device then continues executing with melting of ice and snow operation, wherein, the pressure threshold is the maximum pressure bearing value of the cable, institute Preset pressure value is stated less than the pressure threshold;
The electric heating device is used to receive the first control instruction execution melting of ice and snow operation that the supervising device sends, or Receive the second control instruction to stop performing melting of ice and snow operation.
Further, the control signal signal generating unit is additionally operable to the preset duration after first control instruction is sent When, if the pressure value for receiving the pressure-detecting device transmission does not reduce and higher than the information of pressure threshold, generate the 3rd Control instruction, and send to power control center to notify that staff carries out artificial treatment.
Further, the system also includes the camera head electrically connected with the supervising device;
Preset duration after the control signal signal generating unit sends first control instruction, if receiving the pressure The pressure value that force checking device sends does not reduce and higher than the information of pressure threshold, and the supervising device then generates and sends the 4th Control instruction is to the camera head so that current cable snow-cover chart picture is opened and obtained to the camera head, sends to electric power Control centre.
Further, the electric heating device includes device body, heating wire and controller, the controller and the monitoring Device is electrically connected;
Described device body is the hollow cylinder for being sheathed on the cable, and the heating wire is embedded in described device body On, and it is parallel with the axis direction of described device body;
The controller is electrically connected with the heating wire, and first control for being sent according to the supervising device refers to Electrothermal wire heating is opened in order, to carry out melting of ice and snow.
Further, described device body includes the first noumenon, the second body and connector;
The connector is electrically connected with the controller, and the first noumenon and second body pass through the connector Clamping, so that the 5th control instruction that the controller sends according to the supervising device, controls the first noumenon and described The connection status of the second body.
Further, the pressure-detecting device includes pressure transducer and signal adapter;
The pressure transducer, for detecting the pressure value between the cable and electric pole and sending;
The signal adapter, for the pressure value for receiving being converted to into the signal of telecommunication and being sent to the cable pressure Power supervising device.
Compared with prior art, a kind of cable pressure monitoring method provided in an embodiment of the present invention and system.Can be timely The pressure value between cable and electric pole is detected, it is quickly real by electric heating device when the pressure value exceedes preset pressure value Melting of ice and snow on existing cable, can be prevented effectively from cable causes the appearance of a series of problems, such as rupturing because accumulated snow is excessive.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate Appended accompanying drawing, is described in detail below.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be attached to what is used needed for embodiment Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this A little accompanying drawings obtain other related accompanying drawings.
The connection block diagram of the cable pressure monitoring system that Fig. 1 is provided for present pre-ferred embodiments.
Fig. 2 is the functional unit structured flowchart of pressure-detecting device 110 in Fig. 1.
Fig. 3 is the functional unit structured flowchart of supervising device 120 in Fig. 1.
Fig. 4 is the functional unit structured flowchart of electric heating device 130 in Fig. 1.
Fig. 5 is the structural representation of electric heating device 130 in Fig. 1.
The schematic flow sheet of the cable pressure monitoring method that Fig. 6 is provided for present pre-ferred embodiments.
Icon:100- cable pressure monitoring systems;110- pressure-detecting devices;112- pressure transducers;114- signals turn Parallel operation;120- supervising devices;122- information receiving units;124- judging units;126- control signal signal generating units;130- electric heating Device;132- device bodies;1322- the first noumenons;The bodies of 1324- second;1326- connectors;134- heating wire;136- is controlled Device;140- camera heads;200- power control centers.
Specific embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Generally exist Herein the component of the embodiment of the present invention described and illustrated in accompanying drawing can be arranged and designed with a variety of configurations.Cause This, below the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention Scope, but it is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not doing The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it need not be further defined and is explained in subsequent accompanying drawing.Meanwhile, the present invention's In description, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection " should be interpreted broadly, for example, can Being to be fixedly connected, or be detachably connected, or it is integrally connected;Can be mechanically connected, or electrically connect;Can Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be the connection of two element internals.For this area For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood with concrete condition.
Fig. 1 is refer to, is the connection block diagram of cable pressure monitoring system 100 provided in an embodiment of the present invention.The cable Pressure monitoring system 100 includes pressure-detecting device 110, supervising device 120, electric heating device 130 and camera head 140, described Supervising device 120 is electrically connected with the pressure-detecting device 110 and electric heating device 130, and the electric heating device 130 is sheathed on On the cable, the supervising device 120 is communicated to connect with power control center 200.
Wherein, the pressure-detecting device 110 be used to detecting pressure value between the cable and electric pole and send to Supervising device 120.As shown in Fig. 2 the pressure-detecting device 110 includes pressure transducer 112 and signal adapter 114.Institute The pressure value that pressure transducer 112 is used to detect between cable or wire bar is stated, and the pressure value is transferred to into the signal Transducer 114.The pressure value that the signal adapter 114 is received is converted into the signal of telecommunication, and by the size of the signal of telecommunication electricity is characterized Pressure value size between cable and electric pole, wherein, the signal of telecommunication can be voltage signal, alternatively current signal.
Further, the supervising device 120 is used to judge the size of the pressure value and preset pressure value.Such as Fig. 3 institutes Show, the supervising device 120 includes information receiving unit 122, judging unit 124 and control signal signal generating unit 126.Wherein institute State information receiving unit 122 to electrically connect with the judging unit 124, the judging unit 124 generates single with the control signal Unit 126 electrically connects.
Specifically, described information receiving unit 122 is used to receive the pressure value and be sent to the judging unit 124. The judging unit 124 is used to judge the size of the pressure value and preset pressure value, if the pressure value exceedes preset pressure Value, the control signal signal generating unit 126 generates the first control signal and sends to the electric heating device 130 and disappeared with performing ice and snow Melt operation, ice and snow on the cables. is piled up in ablation.It should be noted that pre-setting and storing in the supervising device 120 The pressure bearing value of cable is stated, the maximum pressure bearing value of the cable is chosen as pressure threshold, will be less than the pressure threshold The pressure bearing value of value is used as preset pressure value.
Further, preset duration of the control signal signal generating unit 126 after first control instruction is sent, institute State judging unit 124 and judge whether the pressure value of the pressure-detecting device 110 being currently received transmission reduces again.If institute State pressure value to reduce and less than the preset pressure value, then generate the second control instruction and send, to close the electric heating device 130;If the pressure value does not reduce, but less than pressure threshold, then the electric heating device 130 continues executing with melting of ice and snow operation.
Wherein, the preset duration after the control signal signal generating unit 126 sends first control instruction, if receiving The pressure value sent to the pressure-detecting device 110 does not reduce, and higher than pressure threshold, then generates the 3rd control instruction, and Send to the power control center 200 to notify that staff carries out artificial treatment.
At the same time, the camera head 140 is electrically connected with the supervising device 120, in control signal signal generating unit 126 The default length after first control instruction is sent, if described information receiving unit 122 receives the pressure-detecting device 110 The pressure value of transmission does not reduce and higher than pressure threshold, and the control signal signal generating unit 126 then generates and sends the 4th control Instruct to the camera head 140 so that current cable snow-cover chart picture is opened and obtained to the camera head 140, sends to electricity Power control centre 200.
Further, the electric heating device 130 is used for the first control sent according to the control signal signal generating unit 126 Signal performs melting of ice and snow operation, and when the judging unit 124 judges that the pressure value is less than the preset pressure value, Stop melting of ice and snow operation.
Alternatively, as shown in figure 4, the electric heating device 130 includes device body 132, heating wire 134 and controller 136, Wherein, the controller 136 is electrically connected with the supervising device 120, and described device body 132 is the sky for being sheathed on the cable Heart cylinder, the heating wire 134 is embedded on described device body 132, and is put down with the axis direction of described device body 132 OK.The controller 136 is electrically connected with the heating wire 134, for first control sent according to the supervising device 120 System instruction is opened heating wire 134 and is heated, to realize melting of ice and snow.
Wherein, described device body 132 is made up of two kinds of different materials, as described in extending to from the heating wire 134 Inner surface adopts insulant, prevents during the continuous heating of heating wire 134 is carried out, the temperature of described device body 132 Constantly raise, cause that the temperature on the cable is too high to cause unnecessary potential safety hazard.And extend to from the heating wire 134 The outer surface adopts Heat Conduction Material, to meet the quick transmission of heat so that the product being deposited on described device body 132 Snow fast melt.
Alternatively, as shown in figure 5, described device body 132 includes the first noumenon 1322, the second body 1324 and connector 1326, the connector 1326 is electrically connected with the controller 136, and the first noumenon 1322 and second body 1324 are logical The clamping of the connector 1326 is crossed, so that the 5th control instruction that the controller 136 sends according to the supervising device 120, Control the connection status of the first noumenon 1322 and second body 1324.For example, the electric heating device 130 damage or When needing to change cable, the 5th control instruction that can be sent by the supervising device 120 opens the dress speed and conveniencely Put body 132.
Alternatively, may be, but not limited to, by described between the first noumenon 1322 and second body 1324 Connector 1326 carries out clamping, as realized the first noumenon 1322 and institute using other automatically controlled devices or mechanical devices State the connection between the second body 1324.
Alternatively, the electric heating device 130 to the ice and snow on cable except melting, together in the on state When also as the protective case of cable, can effectively extend the service life of cable.
Based on above-mentioned design, as shown in fig. 6, provide a kind of flow process of cable pressure monitoring method for the embodiment of the present invention showing It is intended to.Following steps are to elaborating that the idiographic flow shown in Fig. 6 is carried out.
Step S101:Supervising device 120 prestores preset pressure value and pressure threshold.
Specifically, in embodiments of the present invention, step S101 is performed by the judging unit 124.I.e. first against The pressure bearing value of the cable is tested, and selects corresponding point value as preset pressure value, and maximum pressure bears It is worth the pressure threshold as cable.
Step S102:Pressure-detecting device 110 detects the pressure value between the cable and electric pole and sends.
Step S103:Supervising device 120 receives pressure value.
Specifically, in embodiments of the present invention, step S102 is performed by the pressure-detecting device 110, described rapid S103 is performed by the information receiving unit 122 in the supervising device 120.
Step S104:Judge the size of pressure value and preset pressure value, if the pressure value exceedes preset pressure value, hold Row step S105, conversely, execution step S102.
Step S105:Generate the first control signal and send to electric heating device 130.
Specifically, in embodiments of the present invention, step S104 is performed by the judging unit 124, the step S105 is performed by control signal signal generating unit 126.The judging unit 124 judges that the pressure value for receiving is pre- with what is prestored If pressure value size, if the pressure value exceedes preset pressure value, the control signal signal generating unit 126 generates the first control letter Number and send to the electric heating device 130 to perform melting of ice and snow operation, ice and snow on the cables. is piled up in ablation.
Step S106:Supervising device 120 continues to the pressure value on current cable.
Specifically, in embodiments of the present invention, step S106 is performed by described information receiving unit 122.I.e. in institute While stating the execution melting of ice and snow operation of electric heating device 130, described information receiving unit 122 is constantly receiving the pressure always Pressure value under the current state that detection means 110 sends between the cable or wire bar.
Step S107:Whether interpretation pressure value reduces, if pressure value reduces, execution step S108;Conversely, execution step S109。
Step S108:And during less than preset pressure value, generate the second control instruction and send, to close electric heating device 130.
Step S109:And during higher than pressure threshold, then the 3rd control instruction is generated, and send to power control center 200.
Specifically, in embodiments of the present invention, step S107 is performed by the judging unit 124, the step S108 and step S109 are performed by the control signal signal generating unit 126.I.e. described electric heating device 130 performs melting of ice and snow operation While, 124 pairs of pressure values being currently received of the judging unit judge, if the pressure value reduces and less than described Preset pressure value, the control signal signal generating unit 126 generates the second control instruction and sends, to close the electric heating device 130;If the pressure value does not reduce, and higher than pressure threshold, the control signal signal generating unit 126 generates the 3rd control and refers to Order, and send to power control center 200 to notify that staff carries out artificial treatment;If the pressure value does not reduce, but low In pressure threshold, then the electric heating device 130 continues executing with melting of ice and snow operation.
Step S110:Supervising device 120 generates and sends the 4th control instruction to camera head 140 so that the shooting Current cable snow-cover chart picture is opened and obtained to device 140, sends to power control center 200.
Specifically, in embodiments of the present invention, step S110 is performed by the camera head 140.Sentence described When disconnected unit 124 judges that the pressure value is more than the pressure threshold, the control signal signal generating unit 126 is generating the 3rd control While system instruction, generate the 4th control instruction and send to the camera head 140 so that the camera head 140 is opened And current cable snow-cover chart picture is obtained, send to power control center 200.
In sum, the invention provides a kind of cable pressure monitoring method and system.Wherein, the basis of supervising device 120 Pressure value between the cable or wire bar that pressure-detecting device 110 sends, judges whether that controlling the electric heating device 130 performs Melting of ice and snow is operated, meanwhile, when pressure value exceedes pressure threshold, fast notification power control center 200 carries out artificial treatment. The present invention is extremely trembling with fear under weather, by pressure value in time between detection cable or wire bar, farthest avoids due to product The appearance of a series of problems, such as snow causes cable breakage, meanwhile, it is capable to effectively extend the life-span of cable.
In embodiment provided herein, it should be understood that disclosed apparatus and method, it is also possible to by other Mode realize.Device embodiment described above is only schematic, and for example, the flow chart and block diagram in accompanying drawing shows Devices in accordance with embodiments of the present invention, the architectural framework in the cards of method and computer program product, function and behaviour Make.At this point, each square frame in flow chart or block diagram can represent a part for module, program segment or a code, institute State the executable instruction of the part comprising one or more logic functions for being used to realize regulation of module, program segment or code. It should also be noted that at some as in the implementation replaced, the function of being marked in square frame can also be with different from accompanying drawing The order for being marked occurs.For example, two continuous square frames can essentially be performed substantially in parallel, and they sometimes can also be by Contrary order is performed, and this is depending on involved function.It is also noted that block diagram and/or each square frame in flow chart, And the combination of block diagram and/or the square frame in flow chart, can be with the function or action for performing regulation it is special based on hardware System realizing, or can be realized with the combination of computer instruction with specialized hardware.
It should be noted that herein, term " including ", "comprising" or its any other variant are intended to non-row His property is included, so that a series of process, method, article or equipment including key elements not only include those key elements, and And also include other key elements being not expressly set out, or also include for this process, method, article or equipment institute inherently Key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that including institute Also there is other identical element in process, method, article or the equipment of stating key element.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair Change, equivalent, improvement etc., should be included within the scope of the present invention.It should be noted that:Similar label and letter exists Similar terms is represented in figure below, therefore, once being defined in a certain Xiang Yi accompanying drawing, then it is not required in subsequent accompanying drawing It is further defined and is explained.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by the scope of the claims.

Claims (10)

1. a kind of cable pressure monitoring method, it is characterised in that electric heating device is arranged with the cable, methods described includes:
Pressure-detecting device detects the pressure value between the cable and electric pole and sends to supervising device;
The supervising device judges the size of the pressure value and preset pressure value according to the pressure value for receiving, if institute Pressure value is stated more than preset pressure value, is then generated the first control signal and is sent to the electric heating device to perform melting of ice and snow behaviour Make, ice and snow on the cables. is piled up in ablation;
Preset duration of the supervising device after first control instruction is sent, judges that the pressure-detecting device is sent out again Whether the pressure value sent reduces, if the pressure value reduces and less than the preset pressure value, generates the second control instruction simultaneously Send, to close the electric heating device;
If the pressure value does not reduce, but less than pressure threshold, the electric heating device then continues executing with melting of ice and snow operation, its In, the pressure threshold is the maximum pressure bearing value of the cable, and the preset pressure value is less than the pressure threshold.
2. cable pressure monitoring method according to claim 1, it is characterised in that methods described also includes:
Preset duration of the supervising device after first control instruction is sent, judges that the pressure-detecting device is sent out again Whether the pressure value sent reduces, if the pressure value does not reduce, and higher than the pressure threshold, then generates the 3rd control instruction, And send to power control center to notify that staff carries out artificial treatment.
3. cable pressure monitoring method according to claim 1, it is characterised in that the supervising device and camera head electricity Connection, methods described also includes:
Preset duration of the supervising device after first control instruction is sent, judges that the pressure-detecting device is sent out again Whether the pressure value sent reduces, if the pressure value does not reduce, and higher than pressure threshold, the supervising device then generates and sends 4th control instruction is to the camera head so that current cable snow-cover chart picture is opened and obtained to the camera head, send to Power control center.
4. cable pressure monitoring method according to claim 1, it is characterised in that performing the supervising device according to connecing The pressure value for receiving, the step of judge the size of the pressure value and preset pressure value before, methods described also includes:
The supervising device pre-sets and stores the pressure bearing value of the cable, and the maximum pressure for choosing the cable bears Value as pressure threshold, and less than the pressure threshold pressure bearing value as preset pressure value.
5. a kind of cable pressure monitoring system, it is characterised in that electric heating device, the cable pressure prison are arranged with the cable Control system includes supervising device, electric heating device and pressure-detecting device, the supervising device and the pressure-detecting device and electricity Thermal is electrically connected, and the supervising device includes information receiving unit, judging unit and control signal signal generating unit;
The pressure-detecting device is used to detect the pressure value between the cable and electric pole;
The pressure value that described information receiving unit is used between the cable and electric pole for receiving the pressure-detecting device transmission;
The judging unit is used for the pressure value and the size between preset pressure value and pressure threshold that judgement is received;
The control signal signal generating unit be used for receive the pressure value more than preset pressure value information when, generate first Control signal is simultaneously sent to the electric heating device to perform melting of ice and snow operation, and ice and snow on the cables. is piled up in ablation;With And
Preset duration after first control instruction is sent, if the pressure value for receiving the pressure-detecting device transmission subtracts It is little and less than the information of the preset pressure value, then generate the second control instruction and send, to close the electric heating device;
If the pressure value for receiving the pressure-detecting device transmission does not reduce, but less than the information of pressure threshold, the electric heating Device then continues executing with melting of ice and snow operation, wherein, the pressure threshold is the maximum pressure bearing value of the cable, described pre- If pressure value is less than the pressure threshold;
The electric heating device is used to receive the first control instruction execution melting of ice and snow operation that the supervising device sends, or receives Second control instruction stops performing melting of ice and snow operation.
6. cable pressure monitoring system according to claim 5, it is characterised in that the control signal signal generating unit is also used When in the preset duration after sending first control instruction, if receiving the pressure value of the pressure-detecting device transmission not Reduce and higher than the information of pressure threshold, then generate the 3rd control instruction, and send to power control center to notify work people Member carries out artificial treatment.
7. cable pressure monitoring system according to claim 5, it is characterised in that the system also includes and the monitoring The camera head of device electrical connection;
Preset duration after the control signal signal generating unit sends first control instruction, if receiving the pressure inspection The pressure value for surveying device transmission does not reduce and higher than the information of pressure threshold, and the supervising device then generates and sends the 4th control Instruct to the camera head so that current cable snow-cover chart picture is opened and obtained to the camera head, sends to Electric control Center.
8. cable pressure monitoring system according to claim 5, it is characterised in that the electric heating device includes device sheet Body, heating wire and controller, the controller is electrically connected with the supervising device;
Described device body is the hollow cylinder for being sheathed on the cable, and the heating wire is embedded on described device body, and It is parallel with the axis direction of described device body;
The controller is electrically connected with the heating wire, and first control instruction for being sent according to the supervising device is opened Electrothermal wire heating is opened, to carry out melting of ice and snow.
9. cable pressure monitoring system according to claim 8, it is characterised in that described device body includes first Body, the second body and connector;
The connector is electrically connected with the controller, and the first noumenon and second body pass through the connector card Connect, so that the 5th control instruction that the controller sends according to the supervising device, control the first noumenon and described the The connection status of two bodies.
10. cable pressure monitoring system according to claim 5, it is characterised in that the pressure-detecting device includes pressure Force transducer and signal adapter;
The pressure transducer is used to detect the pressure value between the cable and electric pole and send;
The signal adapter is used to the pressure value for receiving is converted to into the signal of telecommunication and is sent to cable pressure prison Control device.
CN201611259614.7A 2016-12-30 2016-12-30 Cable pressure monitoring method and system Active CN106680633B (en)

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Cited By (2)

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CN108054710A (en) * 2017-12-17 2018-05-18 吴联凯 A kind of accumulated snow prevention device for power cable
CN108155710A (en) * 2017-12-17 2018-06-12 吴联凯 A kind of aerial cable snow blowing apparatus of solar recharging

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CN102136709A (en) * 2010-12-22 2011-07-27 张兴莲 Device and method for reducing ice and snow hung and accumulated on high-voltage electric overhead conductors
CN204154327U (en) * 2014-09-11 2015-02-11 广州亚虎电力有限公司 A kind of monitoring transmission line icing disposal system
CN105490235A (en) * 2014-09-14 2016-04-13 夏梓豪 Oscillator capable of automatically removing ice and snow on high-voltage cable
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108054710A (en) * 2017-12-17 2018-05-18 吴联凯 A kind of accumulated snow prevention device for power cable
CN108155710A (en) * 2017-12-17 2018-06-12 吴联凯 A kind of aerial cable snow blowing apparatus of solar recharging

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