CN103630800A - Live insulator detecting system, live insulator detector and handheld receiving terminal - Google Patents
Live insulator detecting system, live insulator detector and handheld receiving terminal Download PDFInfo
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- CN103630800A CN103630800A CN201310658501.4A CN201310658501A CN103630800A CN 103630800 A CN103630800 A CN 103630800A CN 201310658501 A CN201310658501 A CN 201310658501A CN 103630800 A CN103630800 A CN 103630800A
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Abstract
The invention provides a live insulator detecting system which comprises a live insulator detector and a handheld receiving terminal. The live insulator detector is wirelessly connected with the handheld receiving terminal; the live insulator detector comprises a single chip microcomputer, an electric field sensor, an infrared temperature detector, a power source and a data transmitting port; the handheld receiving terminal comprises a display screen, a CPU (central processing unit), a memory and a data receiving port. The invention further provides the live insulator detector and the handheld receiving terminal. The live insulator detecting system, the live insulator detector and the handheld receiving terminal have the advantages that longitudinal temperature distribution and electric field distribution of insulator strings are extracted, internal defects of insulators are judged according to the longitudinal temperature and electric field distribution of the insulators, data are transmitted to the handheld receiving terminal of workers on the ground and are displayed in modes such as curves, accordingly, whether the insulators have the internal defects and faults or not can be visually displayed, the live insulator detecting system, the live insulator detector and the handheld receiving terminal bring convenience for finding faulty insulators of power transmission lines, and the power supply reliability can be improved.
Description
Technical field
The invention belongs to power equipment detection technique field, relate in particular to a kind of insulator charged detection system and insulator charged detection instrument, hand-held receiving terminal.
Background technology
Composite insulator due to lightweight, that intensity is high, resistant is dodged the advantages such as performance is strong, easy to maintenance is numerous, broken the long-term dominant position of porcelain, glass insulator, and in electric system, obtained application widely.According to the incomplete statistics of calendar year 2001, nationwide integrated power grid operation sum has reached 1,600,000, and in approximately 2,900,000 year, usage quantity is only second to the U.S. Er Ju world the 2nd.Along with the increase of working time and operation quantity, the information that composite insulator breaks down also increases gradually, and according to statistics, the shared ratio of domestic 110kV circuit generation reason unknown flashover is failure rate 22%, causes very large economic loss.
In composite insulator occurs in operational process, during insulation defect, outward appearance be can't see, and can cause arcing fault, and serious situation is to occur broken string accident.Therefore to reduce composite insulator damage accident, improve power supply reliability.In prior art, provide the methods such as observation, ultrasonic Detection Method, infrared imaging method as insulator charged detection method, but, all there is defect in said method: observation, may be because viewing angle is undesirable or filthy covering can not be found, interior insulation defect more may be because being missed without obvious barment tag, though therefore observation is very easy, very unreliable; Ultrasonic Detection Method, that the method has is highly sensitive, speed is fast, cost is low, the advantage such as simple to operate and safe and reliable, can detect exactly crannied insulator, but inoperative to uncracked insulator, and because ultrasound wave itself exists coupling, decay and ultrasonic transducer performance issue, the scene of can only arriving is detected one by one; Infrared imaging method, the shortcoming of this method is that the high and temperature survey of instrument cost is subject to sunlight, strong wind, moisture, environment temperature and some can cause the impact of the factors such as insulator surface temperature sharply changes.
For the defect of said method, in prior art, designed electric field measurement method, the method can detect the interior insulation defect of composite insulator online, and instrument is comparatively simple, to external environments such as weather, requires very low.Operating composite insulator, under normal condition, electric field intensity and electromotive force are smooth along the axial change curve of insulator.When insulator exists conductive defect, this place's current potential becomes a constant, therefore its electric field intensity will reduce suddenly, Electric Field Distribution curve is also no longer smooth, but has distortion on corresponding position, and middle sinking, rises on two ends.Therefore the axial electric field of measuring composite insulator string distributes and can find out the interior insulation conduction fault of insulator.Electric field measurement method has had the product of moulding, is specifically designed to the online detection of composite insulator, dry, filthy detect when not serious respond well, the measurement but it need to be ascended a height, dangerous high, and filthy and moist composite insulator Electric Field Distribution distortion is serious, is difficult to defect recognition.
Summary of the invention
The object of this invention is to provide a kind of insulator charged detection system and insulator charged detection instrument, hand-held receiving terminal, to solve the defect existing in above-mentioned prior art.
For realizing object of the present invention, the invention provides a kind of insulator charged detection system, comprise insulator charged detection instrument and hand-held receiving terminal, described insulation subband point tester is connected with described hand-held receiving terminal; Described insulator charged detection instrument comprises single-chip microcomputer, electric-field sensor, infrared temperature measurement device, power supply, data sending terminal mouth, described electric-field sensor for for gather insulator around electric field along the longitudinal distributed data of insulator, described infrared temperature measurement device is for non-contact capture insulator temperature, described single-chip microcomputer is for the treatment of the data of described electric-field sensor and the collection of described infrared temperature measurement device, described data sending terminal mouth sends data for described insulator charged detection instrument to described hand-held receiving terminal, and described power supply is for powering to described insulator charged detection instrument; Described hand-held receiving terminal comprises display screen, CPU, storer, data receiver port, the data that described data receiver port sends to described hand-held receiving terminal for receiving described insulator charged detection instrument, the data that described CPU sends to described hand-held receiving terminal for the treatment of described insulator charged detection instrument, described display screen is for showing the data after described CPU processes.
Preferably, described insulator charged detection instrument also comprises clock circuit.
Preferably, described insulator charged detection instrument also comprises LED light, is used to indicate duty.
Correspondingly, the present invention also provides a kind of insulator charged detection instrument, described insulator charged detection instrument comprises single-chip microcomputer, electric-field sensor, infrared temperature measurement device, power supply, data sending terminal mouth, described electric-field sensor for for gather insulator around electric field along the longitudinal distributed data of insulator, described infrared temperature measurement device is for non-contact capture insulator temperature, described single-chip microcomputer is for the treatment of the data of described electric-field sensor and the collection of described infrared temperature measurement device, described data sending terminal mouth sends data for described insulator charged detection instrument to described hand-held receiving terminal, described power supply is for powering to described insulator charged detection instrument.
Preferably, described insulator charged detection instrument also comprises clock circuit.
Preferably, described insulator charged detection instrument also comprises LED light, is used to indicate duty.
Correspondingly, the present invention also provides a kind of hand-held receiving terminal, comprise display screen, CPU, storer, data receiver port, the data that described data receiver port sends to described hand-held receiving terminal for receiving insulator charged detection instrument, the data that described CPU sends to described hand-held receiving terminal for the treatment of insulator charged detection instrument, described display screen is for showing the data after described CPU processes.
Beneficial effect of the present invention is, compared with prior art, by extracting, insulator chain longitudinal temperature distributes, Electric Field Distribution, according to the interior defect of insulator longitudinal temperature, Electric Field Distribution judgement insulator, utilize wireless network to transfer data to surface work personnel's hand-held receiving terminal, data will show in modes such as curves, can intuitively show whether insulator has interior defect fault, for finding transmission line malfunction insulator, provide convenience, improved the reliability of power supply.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is insulator charged detection instrument structural representation provided by the invention;
In figure, 1-insulator charged detection instrument, 11-single-chip microcomputer, 12-infrared temperature measurement device, 13-electric-field sensor, 14-power supply, 15-data sending terminal mouth, the hand-held receiving terminal of 2-.
Embodiment
In order to make object of the present invention, technical scheme and beneficial effect clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be understood to specific embodiment described herein only in order to explain the present invention, be not limited to protection scope of the present invention.
As shown in Figure 1 and Figure 2, the invention provides a kind of insulator charged detection system, comprise insulator charged detection instrument and hand-held receiving terminal, described insulation subband point tester is connected with described hand-held receiving terminal by wireless mode; Described insulator charged detection instrument comprises single-chip microcomputer, electric-field sensor, infrared temperature measurement device, power supply, data sending terminal mouth, described electric-field sensor for for gather insulator around electric field along the longitudinal distributed data of insulator, described infrared temperature measurement device is for non-contact capture insulator temperature, described single-chip microcomputer is for the treatment of the data of described electric-field sensor and the collection of described infrared temperature measurement device, described data sending terminal mouth sends data for described insulator charged detection instrument to described hand-held receiving terminal, and described power supply is for powering to described insulator charged detection instrument; Described hand-held receiving terminal comprises display screen, CPU, storer, data receiver port, the data that described data receiver port sends to described hand-held receiving terminal for receiving described insulator charged detection instrument, the data that described CPU sends to described hand-held receiving terminal for the treatment of described insulator charged detection instrument, described display screen is for showing the data after described CPU processes.
Compared with prior art, infrared temperature-test technology and Electric Field Distribution measuring method, as new test method, can detect the inherent vice of insulator.Infrared temperature-test technology can be found the interior insulation defect of local pyrexia, and electric field distribution method can be found the interior insulation defect of conduction passage.The present invention utilizes electric field method, infrared measurement of temperature to measure the distribution of insulator chain axial electric field, Temperature Distribution, combining wireless transmission network, image data is passed to hand-held set terminal in real time, realize measurement limit, limit and analyzed insulator operation conditions, improved promptness, accuracy and reliability that insulator detects.The present invention is integrated in one infrared temperature probe, electric field measurement device, along insulator chain, slide, noncontact insulator, just can detect temperature, the electric field status amount of each sheet insulator of insulator chain simultaneously, according to longitudinal electric field, temperature information, can comprehensively analyze other situations such as null value, filth of insulator, easy to use, effect is better, efficiency is very high.Charged detector passes to hand-held set terminal by wireless transport module the temperature of insulator sheet, electric field data, hand-held set display shows when front insulator sheet number and electric field value, temperature value, draw electric field curve, the temperature curve of this insulator simultaneously, occur that zero resistance insulator carries out sound and light alarm, adopt the data display method of image conversion, can observe intuitively analysis result, improve accuracy and efficiency.
Preferably, described insulator charged detection instrument also comprises clock circuit.Clock circuit is used for providing Singlechip clock demand.
Preferably, described insulator charged detection instrument also comprises LED light, is used to indicate duty.For example described duty can be green light for normal operation, and non-normal working is red light.
Correspondingly, the present invention also provides a kind of insulator charged detection instrument, described insulator charged detection instrument comprises single-chip microcomputer, electric-field sensor, infrared temperature measurement device, power supply, data sending terminal mouth, described electric-field sensor for for gather insulator around electric field along the longitudinal distributed data of insulator, described infrared temperature measurement device is for non-contact capture insulator temperature, described single-chip microcomputer is for the treatment of the data of described electric-field sensor and the collection of described infrared temperature measurement device, described data sending terminal mouth sends data for described insulator charged detection instrument to described hand-held receiving terminal, described power supply is for powering to described insulator charged detection instrument.
Preferably, described insulator charged detection instrument also comprises clock circuit.
Preferably, described insulator charged detection instrument also comprises LED light, is used to indicate duty.
Correspondingly, the present invention also provides a kind of hand-held receiving terminal, comprise display screen, CPU, storer, data receiver port, the data that described data receiver port sends to described hand-held receiving terminal for receiving insulator charged detection instrument, the data that described CPU sends to described hand-held receiving terminal for the treatment of insulator charged detection instrument, described display screen is for showing the data after described CPU processes.
Beneficial effect of the present invention is, compared with prior art, by extracting, insulator chain longitudinal temperature distributes, Electric Field Distribution, according to the interior defect of insulator longitudinal temperature, Electric Field Distribution judgement insulator, utilize wireless network to transfer data to surface work personnel's hand-held receiving terminal, data will show in modes such as curves, can intuitively show whether insulator has interior defect fault, for finding transmission line malfunction insulator, provide convenience, improved the reliability of power supply.
When using, the hand-held described insulator charged detection instrument of user of service, carries out data acquisition, and data pass back to the hand-held receiving terminal that is arranged in ground in real time, can learn in real time the data of collection.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. an insulator charged detection system, is characterized in that, comprises insulator charged detection instrument and hand-held receiving terminal, and described insulation subband point tester is connected with described hand-held receiving terminal; Described insulator charged detection instrument comprises single-chip microcomputer, electric-field sensor, infrared temperature measurement device, power supply, data sending terminal mouth, described electric-field sensor for for gather insulator around electric field along the longitudinal distributed data of insulator, described infrared temperature measurement device is for non-contact capture insulator temperature, described single-chip microcomputer is for the treatment of the data of described electric-field sensor and the collection of described infrared temperature measurement device, described data sending terminal mouth sends data for described insulator charged detection instrument to described hand-held receiving terminal, and described power supply is for powering to described insulator charged detection instrument; Described hand-held receiving terminal comprises display screen, CPU, storer, data receiver port, the data that described data receiver port sends to described hand-held receiving terminal for receiving described insulator charged detection instrument, the data that described CPU sends to described hand-held receiving terminal for the treatment of described insulator charged detection instrument, described display screen is for showing the data after described CPU processes.
2. insulator charged detection system according to claim 1, is characterized in that, described insulator charged detection instrument also comprises clock circuit.
3. according to the insulator charged detection system described in claim 1 or 2, it is characterized in that, described insulator charged detection instrument also comprises LED light, is used to indicate duty.
4. an insulator charged detection instrument, it is characterized in that, described insulator charged detection instrument comprises single-chip microcomputer, electric-field sensor, infrared temperature measurement device, power supply, data sending terminal mouth, described electric-field sensor for for gather insulator around electric field along the longitudinal distributed data of insulator, described infrared temperature measurement device is for non-contact capture insulator temperature, described single-chip microcomputer is for the treatment of the data of described electric-field sensor and the collection of described infrared temperature measurement device, described data sending terminal mouth sends data for described insulator charged detection instrument to described hand-held receiving terminal, described power supply is for powering to described insulator charged detection instrument.
5. insulator charged detection instrument according to claim 4, is characterized in that, described insulator charged detection instrument also comprises clock circuit.
6. according to the insulator charged detection instrument described in claim 4 or 5, it is characterized in that, described insulator charged detection instrument also comprises LED light, is used to indicate duty.
7. a hand-held receiving terminal, it is characterized in that, comprise display screen, CPU, storer, data receiver port, the data that described data receiver port sends to described hand-held receiving terminal for receiving insulator charged detection instrument, the data that described CPU sends to described hand-held receiving terminal for the treatment of insulator charged detection instrument, described display screen is for showing the data after described CPU processes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310658501.4A CN103630800A (en) | 2013-12-05 | 2013-12-05 | Live insulator detecting system, live insulator detector and handheld receiving terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310658501.4A CN103630800A (en) | 2013-12-05 | 2013-12-05 | Live insulator detecting system, live insulator detector and handheld receiving terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403815A (en) * | 2015-10-27 | 2016-03-16 | 沈阳工程学院 | Insulator live detection system and method based on wireless ad hoc network communication |
| CN106443213A (en) * | 2016-08-26 | 2017-02-22 | 北京华电新智科技有限公司 | Device used for live-line detection of defective three-dimensional electric field in high voltage insulator |
| CN111123041A (en) * | 2020-01-07 | 2020-05-08 | 河海大学 | Cable sheath fault positioning method based on temperature characteristic |
| CN112269108A (en) * | 2020-09-23 | 2021-01-26 | 国网山东省电力公司潍坊供电公司 | Electronic insulation zero detection rod |
-
2013
- 2013-12-05 CN CN201310658501.4A patent/CN103630800A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403815A (en) * | 2015-10-27 | 2016-03-16 | 沈阳工程学院 | Insulator live detection system and method based on wireless ad hoc network communication |
| CN106443213A (en) * | 2016-08-26 | 2017-02-22 | 北京华电新智科技有限公司 | Device used for live-line detection of defective three-dimensional electric field in high voltage insulator |
| CN111123041A (en) * | 2020-01-07 | 2020-05-08 | 河海大学 | Cable sheath fault positioning method based on temperature characteristic |
| CN111123041B (en) * | 2020-01-07 | 2020-11-10 | 河海大学 | Cable sheath fault positioning method based on temperature characteristic |
| CN112269108A (en) * | 2020-09-23 | 2021-01-26 | 国网山东省电力公司潍坊供电公司 | Electronic insulation zero detection rod |
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Application publication date: 20140312 |