CN105244587B - A kind of power system detection communication system being provided with the second wave filter - Google Patents
A kind of power system detection communication system being provided with the second wave filter Download PDFInfo
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- CN105244587B CN105244587B CN201510580421.0A CN201510580421A CN105244587B CN 105244587 B CN105244587 B CN 105244587B CN 201510580421 A CN201510580421 A CN 201510580421A CN 105244587 B CN105244587 B CN 105244587B
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- curved boom
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- 238000001514 detection method Methods 0.000 title claims abstract description 40
- 238000004891 communication Methods 0.000 title claims abstract description 28
- 230000008878 coupling Effects 0.000 claims description 79
- 238000010168 coupling process Methods 0.000 claims description 79
- 238000005859 coupling reaction Methods 0.000 claims description 79
- 125000006850 spacer group Chemical group 0.000 claims description 17
- 238000002955 isolation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The invention discloses a kind of power system detection communication system being provided with the second wave filter, include the electric power detecting device of two same frequencys；The signal output part of two electric power detecting devices is connected with two input signal ends of a combiner respectively；The signal output part of combiner and a communicator connect；The signal that combiner is coupled by described communicator sends to the Ground analysis center being used for analyzing electric power signal；By excellent combiner design, it is achieved that the output signal that two groups of electric power detect equipment carries out closing road, and anti-electric jamming is strong, it is achieved that the electric power detection of low cost.
Description
Technical field
The present invention relates to a kind of power system detection communication system being provided with the second wave filter.
Background technology
At present, detection equipment has a lot, for instance: application number 200910079341.1；Again or 201210588104.X etc., but often it can be seen that each electric detection system only can for one group of discharger, namely one to one；Reason is in that, electric power detection environment is extremely complex, if it is desired to saves after cost adopts two detection equipment Lai He roads and then requires very high to combiner in transmitting, it is necessary to by electric property such as, phase contrast and return loss control in excellent；And, wherein combiner is in order to prevent electric power electric field environment from affecting as far as possible, should be input signal and output signal in the same side, therefore develop a can realize input and output can be located at homonymy Novel combiner and can by the combiner that phase contrast and return loss control in excellent be solve communication system multichannel unification problem place.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, it is provided that a kind of power system detection communication system being provided with the second wave filter.
For achieving the above object, the concrete scheme of the present invention is as follows: a kind of power system detection communication system being provided with the second wave filter, includes the electric power detecting device of two same frequencys；The signal output part of two electric power detecting devices is connected with two input signal ends of a combiner respectively；The signal output part of combiner and a communicator connect；The signal that combiner is coupled by described communicator sends to the Ground analysis center being used for analyzing electric power signal.
Wherein, described combiner is combiner in the same direction, and described combiner includes the first coupling bridge and the second coupling bridge；Described first coupling bridge is located at above the second coupling bridge；It is provided with insulating support between described first coupling bridge and the second coupling bridge.
Wherein, described first coupling bridge includes the first arc curved boom and the second arc curved boom；Described first arc curved boom and the second equal semicircular in shape of arc curved boom；The radius of described first arc curved boom is more than the radius of the second arc curved boom；Being provided with the first coupling part between one end and one end of the second arc curved boom of described first arc curved boom, described first arc curved boom and the second arc curved boom are located at same plane；The other end of described first arc curved boom extends the first pin, and the other end of described second arc curved boom is extended with and the first pin the second pin in the same direction；
Described second coupling bridge includes the 3rd arc curved boom and the 4th arc curved boom；Described 3rd arc curved boom and the 4th equal semicircular in shape of arc curved boom；The radius of described 3rd arc curved boom is more than the radius of the 4th arc curved boom；Being provided with the second coupling part between one end and one end of the 4th arc curved boom of described 3rd arc curved boom, described 3rd arc curved boom and the 4th arc curved boom are located at same plane；The other end of described 3rd arc curved boom extends the 3rd pin, and the other end of described 4th arc curved boom is extended with and the 3rd pin the 4th pin in the same direction；
Described first coupling part is arranged to the second lateral buckling coupling bridge；Described second coupling part is arranged to the first lateral buckling coupling bridge；
Described first coupling bridge and the second coupling bridge are equipped with the 5th spacer bar, in the middle of described 5th spacer bar, are provided with teeth break mouth.
Wherein, the angle of the first arc curved boom place plane of described first coupling part and the first coupling bridge is 100-130 degree；The angle of the 3rd arc curved boom place plane of described second coupling part and the second coupling bridge is 100-130 degree.
Wherein, the radial width of described first arc curved boom is 8mm-15mm；The radial width of described second arc curved boom is 8mm-15mm；The radial width of described 3rd arc curved boom is 3mm-8mm；The radial width of described 4th arc curved boom is 3mm-8mm.
Wherein, the radial width of described first arc curved boom is identical with the radial width of described second arc curved boom；The radial width of described 3rd arc curved boom is identical with the radial width of described 4th arc curved boom.
Wherein, the width of described first pin is more than the width of the second pin, and the width of described 3rd pin is more than the width of the 4th pin；The end of described first pin and the second pin, the 3rd pin and the 4th pin is equipped with gold-plated portion；The side of described first coupling part and the second coupling part is equipped with sawtooth.Wherein, also including the first wave filter, described first wave filter is connected between each electric power detecting device and combiner；Wherein, also including the second wave filter, described second wave filter is connected between the outfan of combiner and communicator.
The invention have the benefit that by excellent combiner design, it is achieved that the output signal that two groups of electric power detect equipment carries out closing road, and anti-electric jamming is strong, it is achieved that the electric power detection of low cost.
Accompanying drawing explanation
Fig. 1 is principles of the invention block diagram；
Fig. 2 is the top view during combiner merging of the present invention；
Fig. 3 is the top view of the first coupling electric bridge of the present invention；
Fig. 4 is the top view of the second coupling electric bridge of the present invention；
Fig. 5 is the sectional view during combiner merging of the present invention；
Fig. 6 is the test figure of phase contrast between two paths of S21 and S31 in working band when test of the present invention.
Fig. 7 be the present invention in frequency range, the return loss of each port test figure；
Description of reference numerals in Fig. 1 to Fig. 7:
A1, a2-electric power detecting device；B-combiner；C-communicator；E1, e2-first wave filter；E3-the second wave filter；
1-first couples bridge；11-the first arc curved boom；12-the second arc curved boom；13-the first pin；14-the second pin；15-the first spacer bar；16-the second spacer bar；17-the first coupling part；
2-second couples bridge；21-the 3rd arc curved boom；22-the 4th arc curved boom；23-the 3rd pin；24-the 4th pin；25-the 3rd spacer bar；26-the 4th spacer bar；27-the second coupling part；
3-circular hole；
4-the 5th spacer bar.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not that the practical range of the present invention is limited thereto.
Described in the present embodiment as shown in Figures 1 to 7,
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, includes electric power detecting device a1, a2 of two same frequencys；The signal output part of two electric power detecting device a1, a2 is connected with two input signal ends of a combiner b respectively；The signal output part of combiner b and a communicator c connect；The combiner b signal coupled is sent to being used for analyzing the Ground analysis center of electric power signal by described communicator c.Described combiner b is combiner in the same direction, includes the first coupling bridge 1 and the second coupling bridge 2；Described first coupling bridge 1 is located at above the second coupling bridge 2；Described first coupling bridge 1 couples with second and is provided with insulating support between bridge 2.A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, described first coupling bridge 1 includes the first arc curved boom 11 and the second arc curved boom 12；Described first arc curved boom 11 and the second equal semicircular in shape of arc curved boom 12；The radius of described first arc curved boom 11 is more than the radius of the second arc curved boom 12；Being provided with the first coupling part 17 between one end and one end of the second arc curved boom 12 of described first arc curved boom 11, described first arc curved boom 11 and the second arc curved boom 12 are located at same plane；The other end of described first arc curved boom 11 extends the first pin 13, and the other end of described second arc curved boom 12 is extended with and the first pin 13 the second pin 14 in the same direction；Described second coupling bridge 2 includes the 3rd arc curved boom 21 and the 4th arc curved boom 22；Described 3rd arc curved boom 21 and the 4th equal semicircular in shape of arc curved boom 22；The radius of described 3rd arc curved boom 21 is more than the radius of the 4th arc curved boom 22；Being provided with the second coupling part 27 between one end and one end of the 4th arc curved boom 22 of described 3rd arc curved boom 21, described 3rd arc curved boom 21 and the 4th arc curved boom 22 are located at same plane；The other end of described 3rd arc curved boom 21 extends the 3rd pin 23, and the other end of described 4th arc curved boom 22 is extended with and the 3rd pin 23 the 4th pin 24 in the same direction；Described first coupling part 17 is arranged to the second lateral buckling coupling bridge 2；Described second coupling part 27 is arranged to the first lateral buckling coupling bridge 1.First coupling part 17 and the second coupling part 27 couple bridge 2 respectively at second to couple bridge 1 with first close, increase the degree of coupling, are designed to semicircle loop and effectively reduce space utilization, and can realize homonymy input and output, go out condition for saving space creation.Additionally, this kind of design, through many experiments and analog simulation, finally determine the combiner of this planform, by the phase contrast of the actual test of final Network Analyzer, its input and outfan at 90 degree, value is less than ± 3 degree partially, as described in Figure 6, in working band, the phase contrast between two paths of S21 and S31 is less than 3 °, and its amplitude balance is about 0.02dB.Return loss, as described in Figure 7.In 450MHz frequency range, the return loss of each port is all at below-30dB, and namely standing-wave ratio VSWR is less than 1.1, namely show, the electric bridge of this structure not only achieves input and output homonymy, and has the electric property that communicates preferably, meets the major parameter requirement of 450M frequency.And the conventional frequency scope being electric power detection equipment of 450M frequency, therefore, the electric property of this structure combiner and structure have been satisfied by uniting two into one two electric power detection equipment carrying out signal transmission, are greatly saved cost and also improve reliability.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the angle of the first arc curved boom 11 place plane that described first coupling part 17 couples bridge 1 with first is 100-130 degree；Finding in the middle of reality test, during this angular range value, the phase contrast of its input of this combiner and outfan, at about 90 degree and highly stable, inclined is worth less than ± 3 degree.Increase the reliability of power system detection further.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the angle of the 3rd arc curved boom 21 place plane that described second coupling part 27 couples bridge 2 with second is 100-130 degree.Finding in the middle of reality test, during this angular range value, the phase contrast of its input of this combiner and outfan, at about 90 degree and highly stable, inclined is worth less than ± 3 degree.Increase the reliability of power system detection further
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the radial width of described first arc curved boom 11 is 8mm-15mm；The radial width of described second arc curved boom 12 is 8mm-15mm.A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the radial width of described 3rd arc curved boom 21 is 3mm-8mm；The radial width of described 4th arc curved boom 22 is 3mm-8mm.Finding in the middle of reality test, this width is under having ensured above-mentioned electric property, simplifies most and minimum width value, can effectively save cost.Increase the reliability of power system detection further.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the radial width of described first arc curved boom 11 is identical with the radial width of described second arc curved boom 12.Just as radial width combiner can be made more stable.Increase the reliability of power system detection further.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the radial width of described 3rd arc curved boom 21 is identical with the radial width of described 4th arc curved boom 22.Increase the reliability of power system detection further.A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the width of described first pin 13 is more than the width of the second pin 14, and the width of described 3rd pin 23 is more than the width of the 4th pin 24.A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the end of described first pin 13 and the second pin the 14, the 3rd pin 23 and the 4th pin 24 is equipped with gold-plated portion.Communication performance can be improved, reduce loss.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, the first coupling bridge 1 includes the first spacer bar 15 and the second spacer bar 16, and the second coupling bridge 2 includes the 3rd spacer bar 25 and the 4th spacer bar 26；Four spacer bars are arranged, and can be effectively increased the isolation of the present invention, and its isolation, in the middle of reality is tested, reaches below-30dB.A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, described first coupling bridge 1 and the second coupling bridge 2 is equipped with the 5th spacer bar 4, is provided with teeth break mouth in the middle of described 5th spacer bar 4.Each spacer disks is provided with pole；Being effectively increased the isolation of the present invention, its isolation, in the middle of reality is tested, reaches below-30dB；A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, described first coupling bridge 1 and the second coupling bridge 2 is equipped with multiple circular hole 3, is filled with quasiconductor in described circular hole 3.Improve the degree of coupling, reduce loss.The side of described first coupling part 17 and the second coupling part 27 is equipped with sawtooth.Sawtooth can be effectively increased isolation.The thickness of the first coupling bridge 1 and the second coupling bridge 2 is 2mm-3mm.
By the improvement of combiner, it is achieved that the output signal that two groups of electric power detect equipment carries out closing road, and anti-electric jamming is strong, it is achieved that the electric power detection of low cost.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, also includes first wave filter e1, e2, and described first wave filter e1, e2 is connected between each electric power detecting device and combiner；Remove clutter, improve coupling accuracy, improve system dependability.
A kind of power system detection communication system being provided with the second wave filter described in the present embodiment, also includes the second wave filter e3, and described second wave filter e3 is connected between the outfan of combiner and communicator；Remove clutter, improve coupling accuracy, improve system dependability.
The above is only a preferred embodiment of the present invention, therefore all equivalences done according to the structure described in present patent application scope, feature and principle change or modify, and are included in the protection domain of present patent application.
Claims (5)
1. it is provided with a power system detection communication system for the second wave filter, includes the electric power detecting device of two same frequencys；It is characterized in that: the signal output part of two electric power detecting devices is connected with two input signal ends of a combiner respectively；The signal output part of combiner and a communicator connect；The signal that combiner is coupled by described communicator sends to the Ground analysis center being used for analyzing electric power signal；
Also including the second wave filter, described second wave filter is connected between the outfan of combiner and communicator；
Described combiner is combiner in the same direction, and described combiner includes the first coupling bridge and the second coupling bridge；Described first coupling bridge is located at above the second coupling bridge；It is provided with insulating support between described first coupling bridge and the second coupling bridge；
Described first coupling bridge includes the first arc curved boom and the second arc curved boom；Described first arc curved boom and the second equal semicircular in shape of arc curved boom；The radius of described first arc curved boom is more than the radius of the second arc curved boom；Being provided with the first coupling part between one end and one end of the second arc curved boom of described first arc curved boom, described first arc curved boom and the second arc curved boom are located at same plane；The other end of described first arc curved boom extends the first pin, and the other end of described second arc curved boom is extended with and the first pin the second pin in the same direction；
Described second coupling bridge includes the 3rd arc curved boom and the 4th arc curved boom；Described 3rd arc curved boom and the 4th equal semicircular in shape of arc curved boom；The radius of described 3rd arc curved boom is more than the radius of the 4th arc curved boom；Being provided with the second coupling part between one end and one end of the 4th arc curved boom of described 3rd arc curved boom, described 3rd arc curved boom and the 4th arc curved boom are located at same plane；The other end of described 3rd arc curved boom extends the 3rd pin, and the other end of described 4th arc curved boom is extended with and the 3rd pin the 4th pin in the same direction；
Described first coupling part is arranged to the second lateral buckling coupling bridge；Described second coupling part is arranged to the first lateral buckling coupling bridge；
Described first coupling bridge and the second coupling bridge are equipped with the 5th spacer bar, in the middle of described 5th spacer bar, are provided with teeth break mouth.
2. a kind of power system detection communication system being provided with the second wave filter according to claim 1, it is characterised in that: the angle of the first arc curved boom place plane of described first coupling part and the first coupling bridge is 100-130 degree；The angle of the 3rd arc curved boom place plane of described second coupling part and the second coupling bridge is 100-130 degree.
3. a kind of power system detection communication system being provided with the second wave filter according to claim 1, it is characterised in that: the radial width of described first arc curved boom is 8mm-15mm；The radial width of described second arc curved boom is 8mm-15mm；The radial width of described 3rd arc curved boom is 3mm-8mm；The radial width of described 4th arc curved boom is 3mm-8mm.
4. a kind of power system detection communication system being provided with the second wave filter according to claim 3, it is characterised in that: the radial width of described first arc curved boom is identical with the radial width of described second arc curved boom；The radial width of described 3rd arc curved boom is identical with the radial width of described 4th arc curved boom.
5. a kind of power system detection communication system being provided with the second wave filter according to claim 1, it is characterised in that: the width of described first pin is more than the width of the second pin, and the width of described 3rd pin is more than the width of the 4th pin；The end of described first pin and the second pin, the 3rd pin and the 4th pin is equipped with gold-plated portion；The side of described first coupling part and the second coupling part is equipped with sawtooth.
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| CN201510580421.0A CN105244587B (en) | 2015-09-14 | 2015-09-14 | A kind of power system detection communication system being provided with the second wave filter |
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| CN201510580421.0A CN105244587B (en) | 2015-09-14 | 2015-09-14 | A kind of power system detection communication system being provided with the second wave filter |
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| CN105244587B true CN105244587B (en) | 2016-06-29 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101048952A (en) * | 2004-10-28 | 2007-10-03 | 斯泰伦博斯大学 | Impedance monitoring system and method |
| CN103731182A (en) * | 2012-10-12 | 2014-04-16 | 深圳市金正方科技股份有限公司 | Method and system for real-time monitoring of power line carrier communication |
| CN203932275U (en) * | 2014-04-08 | 2014-11-05 | 钟小茹 | A kind of same frequency combiner with trapezoidal declutcher control lever 3dB electric bridge |
-
2015
- 2015-09-14 CN CN201510580421.0A patent/CN105244587B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101048952A (en) * | 2004-10-28 | 2007-10-03 | 斯泰伦博斯大学 | Impedance monitoring system and method |
| CN103731182A (en) * | 2012-10-12 | 2014-04-16 | 深圳市金正方科技股份有限公司 | Method and system for real-time monitoring of power line carrier communication |
| CN203932275U (en) * | 2014-04-08 | 2014-11-05 | 钟小茹 | A kind of same frequency combiner with trapezoidal declutcher control lever 3dB electric bridge |
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Inventor after: Liu Xianbo Inventor after: Zheng Mingming Inventor after: Li Tong Inventor after: Yang Bo Inventor after: Liu Hang Inventor after: Guan Qige Inventor after: Zhang Lei Inventor after: Gao Lei Inventor after: Liu Zhenhua Inventor after: Qi Yubo Inventor after: Wang Huafeng Inventor after: Chai Yuwei Inventor after: Li Wei Inventor after: Tian Fumin Inventor before: Guan Qige |
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Effective date of registration: 20160603 Address after: 100032 West Chang'an Avenue, Beijing, No. 86, No. Applicant after: State Grid Corporation of China Applicant after: ZHANGQIU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER COMPANY Address before: Dongguan Dongcheng District City, Guangdong province 523000 million Guancui village 1 1001 Applicant before: Guan Qige |
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