CN202033052U - Intelligent online monitoring and early warning device for cable running conditions - Google Patents

Intelligent online monitoring and early warning device for cable running conditions Download PDF

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Publication number
CN202033052U
CN202033052U CN2011201084400U CN201120108440U CN202033052U CN 202033052 U CN202033052 U CN 202033052U CN 2011201084400 U CN2011201084400 U CN 2011201084400U CN 201120108440 U CN201120108440 U CN 201120108440U CN 202033052 U CN202033052 U CN 202033052U
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CN
China
Prior art keywords
module
cable
warning device
online monitoring
intelligent online
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Expired - Fee Related
Application number
CN2011201084400U
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Chinese (zh)
Inventor
谭之栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nantong Power Supply Co of Jiangsu Electric Power Co Ltd
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Nantong Power Supply Co of Jiangsu Electric Power Co Ltd
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Priority to CN2011201084400U priority Critical patent/CN202033052U/en
Application granted granted Critical
Publication of CN202033052U publication Critical patent/CN202033052U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an intelligent online monitoring and early warning device for cable running conditions, which comprises a sensor module, a signal collecting module, a signal processing module, a power supply module, a communication module and a man-machine interactive module, wherein the signal collecting module is used for conditioning and collecting sensor signals, the signal processing module is used for processing collected signals, the sensor module is connected with the signal collecting module, the signal collecting module is connected with the signal processing module, and the signal processing module is connected with the communication module and the man-machine interactive module. The intelligent online monitoring and early warning device for the cable running conditions can comprehensively reflect the real situation of the cable running through collecting a plurality of parameters, can avoid the boundedness during application through adopting a plurality of communication ways, and can reduce the maintenance workload of the product.

Description

Cable operating condition intelligent online monitoring and warning device
Technical field
The utility model relates to a kind of cable detecting device, especially relates to a kind of cable operating condition intelligent online monitoring and warning device.
Background technology
Power system power supply is requisite will use cable; along with the quick growth of electricity consumption level, the load of cable is more and more big, operational failure occurs through regular meeting at present; overwhelming majority fault all is the cable grounding system failure and cable splice fault, need carry out status monitoring to it.
There is following shortcoming in existing monitoring device, at first function ratio is more single, a monitoring device can only be monitored a parameter, and the factor that causes cable fault has a lot, wherein principal element comprises that cable running current, cable grounding electric current, ambient temperature and humidity, cable suffer the degree of soaked with liquid etc., so the monitoring device of single parameter can not reflect the truth that cable moves at present comprehensively.And the monitoring product of different manufacturers is not compatible, linkage between them and complementarity need manually be finished, and can not such product be installed by the decision-making of computing machine automated intelligent, the place that has many duplicate construction is such as wire communication network, Surveillance center's hardware and software etc.
Secondly, existing monitoring device all adopts single communication modes, has limitation in the time of application.Just cannot use in the place of poor signal such as the product that adopts the GPRS wireless network, adopting has the product of cable networks such as RS485, CAN just cannot use in the place of being inconvenient to connect up.
Once more, existing monitoring device all adopts battery as standby power supply, under the situation of the primary power of monitoring device disappearance, guarantees that monitoring device can be uploaded to monitoring software or related management personnel to the information of primary power disappearance by communication network.Because the life-span of battery has only several years, and blast easily in hot environment, battery electric quantity can obviously descend in low temperature environment, certainly will increase the maintenance workload of product like this, increases the maintenance cost expenditure of product.
The utility model content
The purpose of this utility model provides a kind of cable operating condition intelligent online monitoring and warning device, can be by gathering the truth that a plurality of parameters reflect that comprehensively cable moves, limitation when adopting multiple communication modes to avoid using reduces the maintenance workload of product.
For achieving the above object, the utility model provides a kind of cable operating condition intelligent online monitoring and warning device, the signal processing module, supply module, communication module and the human-computer interaction module that comprise sensor assembly, sensor signal is nursed one's health the signal acquisition module of collection, the signal of gathering is handled, described sensor assembly links to each other with described signal acquisition module, described signal acquisition module links to each other with described signal processing module, and described signal processing module links to each other with human-computer interaction module by described communication module.
Preferably, described sensor assembly comprises ambient temperature and humidity sensor, cable running current sensor, cable grounding current sensor and cable tunnel level sensor.
Preferably, described communication module is provided with GPRS interface and Ethernet interface.
Preferably, described supply module comprises that CT gets energy submodule and capacitance energy storage submodule.
Preferably, described signal acquisition module comprises preposition amplification submodule, program control amplification submodule and analog to digital conversion submodule.
Therefore, the utility model adopts the cable operating condition intelligent online monitoring and warning device of said structure, can reflect the truth of cable operation by gathering a plurality of parameters, the limitation when adopting multiple communication modes to avoid using reduces the maintenance workload of product comprehensively.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the structural representation of the utility model cable operating condition intelligent online monitoring and warning device embodiment;
Fig. 2 is the circuit principle structure figure of signal acquisition module 3 among the utility model cable operating condition intelligent online monitoring and warning device embodiment;
Fig. 3 is the circuit principle structure figure of signal processing module 4 among the utility model cable operating condition intelligent online monitoring and warning device embodiment;
Fig. 4 is the circuit principle structure figure of supply module 7 among the utility model cable operating condition intelligent online monitoring and warning device embodiment.
Embodiment
Embodiment
Fig. 1 is the structural representation of the utility model cable operating condition intelligent online monitoring and warning device embodiment, as shown in Figure 1, comprise sensor assembly 2, sensor signal is nursed one's health the signal acquisition module 3 of collection, the signal processing module 4 that the signal of gathering is handled, supply module 7, communication module 5 and human-computer interaction module 6, sensor assembly 2 links to each other with signal acquisition module 3, signal acquisition module 3 links to each other with signal processing module 4, signal processing module 4 links to each other with human-computer interaction module 6 by communication module 5, and supply module 7 all links to each other with cable 1 with sensor assembly 2.
Sensor assembly 2 links to each other with cable 1, comprise ambient temperature and humidity sensor, cable running current sensor, cable grounding current sensor and cable tunnel level sensor, to pass on the signal acquisition module 3 from signal parameter ambient temperature and humidity, cable running current, cable grounding electric current and the cable tunnel water level of cable 1, make the signal parameter of device collection reflect the truth that cable moves comprehensively.
Signal acquisition module 3 comprises preposition amplification submodule 31, program control amplification submodule 32 and analog to digital conversion submodule 33, Fig. 2 is the circuit principle structure figure of signal acquisition module 3 among the utility model cable operating condition intelligent online monitoring and warning device embodiment, will be by the preposition amplification of signal process of sensor assembly 2 transmissions, gather after the conditionings such as program control amplification and analog to digital conversion, and output to signal processing module 4, Fig. 3 is the circuit principle structure figure of signal processing module 4 among the utility model cable operating condition intelligent online monitoring and warning device embodiment, the AD_SCK pin of analog to digital conversion submodule 33 connects the pin 3 of signal processing module 4, the AD_SI pin of analog to digital conversion submodule 33 connects the pin one 6 of signal processing module 4, the ADCS pin of analog to digital conversion submodule 33 connects the pin one 7 of signal processing module 4, the AD_SO pin of analog to digital conversion submodule 33 connects the pin one 5 of signal processing module 4, and present embodiment signal processing module 4 is selected single-chip microcomputer STM32F103C8 for use.
Communication module 5 is provided with GPRS interface 51 and Ethernet interface 52, the limitation when adopting multiple communication modes to avoid using, and communication module 5 links to each other with the pin one 2 and the pin one 3 of signal processing module 4.
Supply module 7 links to each other with cable 1, comprise that CT (current transformer) gets energy submodule 71 and capacitance energy storage submodule 72, Fig. 4 is the circuit principle structure figure of supply module 7 among the utility model cable operating condition intelligent online monitoring and warning device embodiment, as shown in Figure 4, CT gets and can select for use MPDY-1 type CT to get the energy power management chip by submodule 71, capacitance energy storage submodule 72 is selected super capacitor C1 for use, CT gets and can carry out rectifying and wave-filtering then from operation cable intercepting alternating current by submodule 71, the output galvanic current is whole device power supply.When the cable running current was greater than 50A, CT got and can stablize the power of exporting 5W, the power demands of ensuring equipment by submodule 71.The utility model adopts super capacitor as energy storage device.When the outage of cable running current does not have electric current, be that CT gets when can submodule 71 not having electric weight output, the electric weight that super capacitor stores can guarantee that monitoring device sends the alerting signal of " outage " to human-computer interaction module 6 by GPRS wireless network or Ethernet, human-computer interaction module 6 can be the computing machine that monitoring software is housed, and related management personnel understand the ruuning situation of device from human-computer interaction module.The power supply mode that the utility model adopts CT to get energy has solved the monitoring device problem of power taking on the spot; The super capacitor energy-storage mode has solved problems such as short, the explosion-proof and high low temperature limitation of battery energy storage mode battery life, has reduced the maintenance workload and the maintenance cost expenditure of product.
When cable running current during greater than 50A, CT gets can submodule 71 output electric weight, and begin to charge to super capacitor.After super capacitor is full of electricity, start the power switch of present embodiment, the described cable operating condition of present embodiment intelligent online monitoring and warning device begins to work on power, the described cable operating condition of the back present embodiment intelligent online that powers on monitoring and warning device circle collection ambient temperature and humidity, cable running current, cable grounding electric current, cable tunnel water level signal parameter, and regularly send measurement data to human-computer interaction module 6 by communication network.If the cable outage, monitoring device can send to monitoring software or related management personnel to " outage " alerting signal at once, has guaranteed the operate as normal of electric system.
Therefore, the utility model adopts the cable operating condition intelligent online monitoring and warning device of said structure, can reflect the truth of cable operation by gathering a plurality of parameters, the limitation when adopting multiple communication modes to avoid using reduces the maintenance workload of product comprehensively.
It should be noted that at last: above embodiment is only in order to explanation the technical solution of the utility model but not limit it, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement the technical solution of the utility model, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solutions of the utility model.

Claims (5)

1. cable operating condition intelligent online monitoring and warning device, it is characterized in that: the signal processing module, supply module, communication module and the human-computer interaction module that comprise sensor assembly, sensor signal is nursed one's health the signal acquisition module of collection, the signal of gathering is handled, described sensor assembly links to each other with described signal acquisition module, described signal acquisition module links to each other with described signal processing module, and described signal processing module links to each other with human-computer interaction module by described communication module.
2. cable operating condition intelligent online monitoring and warning device according to claim 1, it is characterized in that: described sensor assembly comprises ambient temperature and humidity sensor, cable running current sensor, cable grounding current sensor and cable tunnel level sensor.
3. cable operating condition intelligent online monitoring and warning device according to claim 1, it is characterized in that: described communication module is provided with GPRS interface and Ethernet interface.
4. cable operating condition intelligent online monitoring and warning device according to claim 1 is characterized in that: described supply module comprises that CT gets energy submodule and capacitance energy storage submodule.
5. cable operating condition intelligent online monitoring and warning device according to claim 1, it is characterized in that: described signal acquisition module comprises preposition amplification submodule, program control amplification submodule and analog to digital conversion submodule.
CN2011201084400U 2011-04-11 2011-04-11 Intelligent online monitoring and early warning device for cable running conditions Expired - Fee Related CN202033052U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201084400U CN202033052U (en) 2011-04-11 2011-04-11 Intelligent online monitoring and early warning device for cable running conditions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201084400U CN202033052U (en) 2011-04-11 2011-04-11 Intelligent online monitoring and early warning device for cable running conditions

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CN202033052U true CN202033052U (en) 2011-11-09

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102508005A (en) * 2011-11-17 2012-06-20 北京四方继保自动化股份有限公司 Safe wireless transmission current measuring device
CN103777578A (en) * 2012-10-19 2014-05-07 李成 Electric power tunnel cable monitoring system with self-check and hot swap functions
CN103791947A (en) * 2013-12-24 2014-05-14 浙江图维电力科技有限公司 Cable running state intelligent monitoring system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102508005A (en) * 2011-11-17 2012-06-20 北京四方继保自动化股份有限公司 Safe wireless transmission current measuring device
CN103777578A (en) * 2012-10-19 2014-05-07 李成 Electric power tunnel cable monitoring system with self-check and hot swap functions
CN103777578B (en) * 2012-10-19 2016-08-31 李成 Power tunnel cable monitoring method with self-inspection with warm connection function
CN103791947A (en) * 2013-12-24 2014-05-14 浙江图维电力科技有限公司 Cable running state intelligent monitoring system

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111109

Termination date: 20150411

EXPY Termination of patent right or utility model