CN105048438A - Anti-thunder type harmonic protective device - Google Patents
Anti-thunder type harmonic protective device Download PDFInfo
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- CN105048438A CN105048438A CN201510499463.1A CN201510499463A CN105048438A CN 105048438 A CN105048438 A CN 105048438A CN 201510499463 A CN201510499463 A CN 201510499463A CN 105048438 A CN105048438 A CN 105048438A
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- circuit
- harmonic
- absorbing circuit
- thunder
- lightning
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The invention relates to an anti-thunder type harmonic protective device and belongs to communication technical field. According to the anti-thunder type harmonic protective device of the invention, lightning protection technologies and harmonic suppression are effectively combined together, so that a mobile communication base station will not be damaged by thunder and lightning. The anti-thunder type harmonic protective device of the invention is composed of a first-level absorption circuit, a second-level absorption circuit and a harmonic absorbing circuit and an electrification indicating circuit. The anti-thunder type harmonic protective device of the invention is simple in structure. With the anti-thunder type harmonic protective device of the invention, scientific analysis is carried out according to the similarities and differences of two kinds of damage existing on existing communication equipment; waveform distortion can be improved; he waveform of a power source can be purified; damage to the communication equipment due to lightning stroke can be reduced and avoided; the EMC performance of the communication equipment can be improved; a working environment can be optimized; data network congestion can be prevented and controlled; communication error rate can be reduced; communication quality can be effectively improved; safe operation of the communication equipment can be ensured; protection effects are much better than protection effects realized by modes in which a single lightning protection facility is installed or single harmonic protection equipment is installed or the lightning protection facility and the harmonic protection equipment are connected in parallel so as to be used. The lightning protection and harmonic suppression combined design is adopted, so that the anti-thunder type harmonic protective device has the advantages of significant protective effect, compact structure, high performance cost ratio, convenient installation and the like.
Description
Technical field
The invention belongs to communication technical field.
Background technology
Mobile communication base station is the key communications facility of current telecommunication system, in order to reach better communication environment, base station arranges and also gets more and more, but base station majority is placed on open air, unavoidable close high ferro, smelting, electrolysis industry, to the interference of the harmonic wave that electrical network produces, easily suffer the destruction of thunder and lightning especially.
Summary of the invention
The object of the invention is shocking preventing technology and harmonic wave control effectively to combine, make mobile communication base station not at the lighning proof type harmonic protection device destroyed by thunder and lightning.
The present invention is made up of the first order absorption circuit of parallel connection, secondary absorbing circuit, humorous absorbing circuit and band point indicating circuit;
First order absorption circuit: piezo-resistance MY1, MY2, MY3 form ∏ type prime absorbing circuit, and all having at ∏ type prime absorbing circuit two ends can recovery-type fuse F1, F2, and ∏ type prime absorbing circuit has FD1 gas discharge tube;
Secondary absorbing circuit: silicon snowslide Transient Suppression Diode TVS1, TVS2, TVS3 form ∏ type secondary thunder and lightning absorbing circuit, at ∏ type secondary thunder and lightning absorbing circuit two ends all promising rapid fuse F3, F4, ∏ type secondary thunder and lightning absorbing circuit there is FD2 gas discharge tube;
Humorous absorbing circuit: C1, C2, L3, L4 form double tunning harmonic absorbing circuit, C2 selects the axial Absorption Capacitance in CBS garden, and C1 selects CBB22 series high voltage resonant capacitance, and L3, L4 select high quality magnetic material coiling;
Band point indicating circuit: D1, D2, LED1, R3 electrification indicating circuit;
R1, R2 high-power low value resistance, isolates front stage absorbing circuit; Inductance L 1, L2 are to the radio-frequency component in waveform after two-stage leakage current, clamped voltage.
Structure of the present invention is simple, according to two kinds of general character and difference endangered that existing communication equipment exists, carry out the analysis of science, shocking preventing technology and harmonic wave control are effectively combined, to lightning ingress, use non-linear electrical equipment, large power, electrically spark, the peaking voltage that surge produces, high frequency lightning induced voltage, high order harmonic component, high-frequency noise, clutter effectively suppresses, filtering, intercept and absorb, improve wave distortion, power conditioner waveform, reduce and avoid the thunderstruck damage of communication equipment, improve communication equipment EMC performance, Optimization Work environment, control data network blocks, reduce communication bit error rates, effective raising communication quality, guarantee that communication device safety runs.Protected effect than single installation lightning protection facility or single installation harmonic protection equipment and both simultaneously in parallel make to make good use of many.The Combination Design of the two unification, have protected effect significantly, compact conformation, the features such as cost performance is high, easy for installation.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present invention;
Fig. 2 is workflow diagram of the present invention.
Embodiment
The present invention is made up of the first order absorption circuit of parallel connection, secondary absorbing circuit, humorous absorbing circuit and band point indicating circuit;
First order absorption circuit: piezo-resistance MY1, MY2, MY3 form ∏ type prime absorbing circuit, and all having at ∏ type prime absorbing circuit two ends can recovery-type fuse F1, F2, and ∏ type prime absorbing circuit has FD1 gas discharge tube;
Secondary absorbing circuit: silicon snowslide Transient Suppression Diode TVS1, TVS2, TVS3 form ∏ type secondary thunder and lightning absorbing circuit, at ∏ type secondary thunder and lightning absorbing circuit two ends all promising rapid fuse F3, F4, ∏ type secondary thunder and lightning absorbing circuit there is FD2 gas discharge tube;
Humorous absorbing circuit: C1, C2, L3, L4 form double tunning harmonic absorbing circuit, C2 selects the axial Absorption Capacitance in CBS garden, and C1 selects CBB22 series high voltage resonant capacitance, and L3, L4 select high quality magnetic material coiling;
Band point indicating circuit: D1, D2, LED1, R3 electrification indicating circuit;
R1, R2 high-power low value resistance, isolates front stage absorbing circuit; Inductance L 1, L2 are to the radio-frequency component in waveform after two-stage leakage current, clamped voltage.
MY1, MY2, MY3 are MOV piezo-resistances; TVS1, TVS2, TVS3 are silicon snowslide Transient Suppression Diodes; F1, F2 are resettable fuse; F3, F4 are rapid fuse; L1, L2 are hollow isolation inductance; C1 is high pressure CBB22 series filter capacitor; C2 is the axial Absorption Capacitance in high pressure CBS garden; L3L4 is the resistance to saturated resonant inductance of hyperfrequency; FD1, FD2 are discharge tube; LED is band point indicator light.
Below in conjunction with accompanying drawing, the present invention is described in further detail:
1, piezo-resistance MY1MY2MY3 has absorbed power greatly, and clamped voltage is high, and corresponding speed is the slow feature of TVS comparatively, forms ∏ type prime absorbing circuit, is clamped at by due to voltage spikes in a nondestructive level.F1, F2 can recovery-type fuses, and prevention piezo-resistance is drawn by short circuit that strong thunder hits.FD1 gas discharge tube is released thunder energy over the ground.
2, R1R2 high-power low value resistance, to the isolation of front stage absorbing circuit, meanwhile, can reduce the power pressure of rear class protective circuit TVS, available protecting TVS, avoids comparatively fragile TVS to damage.
3, piezo-resistance TVS1TVS2TVS3 have absorb merit low, clamped voltage is low, the fast feature of corresponding speed, form ∏ type secondary thunder and lightning absorbing circuit, residual voltage spike is clamped in lower level, in parameter choosing value, consider the absorption to general spike interference voltage, F3, F4 are rapid fuse, and FD2 gas discharge tube is released thunder energy over the ground.
4, inductance L 1L2 has larger induction reactance to the radio-frequency component in waveform after two-stage leakage current, clamped voltage, improves the flatness of power supply wave shape, is conducive to the effect improving rear class harmonic absorbing circuit.
5, C1C2L3L4 forms double tunning harmonic absorbing circuit.
C2 selects the axial Absorption Capacitance in CBS garden, DC break down voltage 1200V,
C1 selects CBB22 series high voltage resonant capacitance.
L3L4 selects low-loss, resistance to saturated, high quality magnetic material coiling.
6, D1D2LED1R3 electrification indicating circuit, is convenient to observe fault.
This figure is also applicable to composition three-phase electricity lightning protection harmonic protection.
Communication equipment lightning protection of the present invention, harmonic wave control, High-frequency Interference protective circuit; special feature adopts parallel shunt; series connection intercepts; absorb step by step; same components and parts two kinds effect; when the type selecting that component parameters calculates; consider that general character and the difference of thunder and lightning absorption and harmonic wave control are taken into account mutually; the technical measures of mutual compensation; the lightning protection effect reached and harmonic absorption, solve single lightning protection facility or single harmonic proterctive equipment and both the unapproachable lightning protection of use in parallel and harmonic wave regulation effect simultaneously.In addition, more present two equipment parallel connections use, have protected effect significantly, compact conformation, the features such as cost performance is high, easy for installation.
Claims (1)
1. a lighning proof type harmonic protection device, is characterized in that: be made up of the first order absorption circuit of parallel connection, secondary absorbing circuit, humorous absorbing circuit and band point indicating circuit;
First order absorption circuit: piezo-resistance MY1, MY2, MY3 form ∏ type prime absorbing circuit, and all having at ∏ type prime absorbing circuit two ends can recovery-type fuse F1, F2, and ∏ type prime absorbing circuit has FD1 gas discharge tube;
Secondary absorbing circuit: silicon snowslide Transient Suppression Diode TVS1, TVS2, TVS3 form ∏ type secondary thunder and lightning absorbing circuit, at ∏ type secondary thunder and lightning absorbing circuit two ends all promising rapid fuse F3, F4, ∏ type secondary thunder and lightning absorbing circuit there is FD2 gas discharge tube;
Humorous absorbing circuit: C1, C2, L3, L4 form double tunning harmonic absorbing circuit, C2 selects the axial Absorption Capacitance in CBS garden, and C1 selects CBB22 series high voltage resonant capacitance, and L3, L4 select high quality magnetic material coiling;
Band point indicating circuit: D1, D2, LED1, R3 electrification indicating circuit;
R1, R2 high-power low value resistance, isolates front stage absorbing circuit; Inductance L 1, L2 are to the radio-frequency component in waveform after two-stage leakage current, clamped voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499463.1A CN105048438A (en) | 2015-08-15 | 2015-08-15 | Anti-thunder type harmonic protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499463.1A CN105048438A (en) | 2015-08-15 | 2015-08-15 | Anti-thunder type harmonic protective device |
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| CN105048438A true CN105048438A (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510499463.1A Pending CN105048438A (en) | 2015-08-15 | 2015-08-15 | Anti-thunder type harmonic protective device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2481036Y (en) * | 2001-05-08 | 2002-03-06 | 四川省中光高技术研究所 | Composite large load and current power source lightning protector |
| US20040174652A1 (en) * | 2003-03-05 | 2004-09-09 | Lewis Joseph S. | Automated AC line filter and surge suppression apparatus and method |
| CN201533166U (en) * | 2009-11-26 | 2010-07-21 | 上海坤友电气有限公司 | Multifunctional harmonic protector |
| CN201663441U (en) * | 2010-02-10 | 2010-12-01 | 广西地凯科技有限公司 | Filter lightning protector for power sources |
| CN203166504U (en) * | 2013-03-25 | 2013-08-28 | 中国长城计算机深圳股份有限公司 | Lightning protection power supply circuit and device |
| CN104009455A (en) * | 2014-05-21 | 2014-08-27 | 国网四川省电力公司成都市新都供电分公司 | Electric transmission line monitoring system protecting device for lightning protection |
| CN204407883U (en) * | 2015-01-23 | 2015-06-17 | 深圳市瑞隆源电子有限公司 | With the LED streetlamp power source lightning protection device of state instruction |
| CN204835523U (en) * | 2015-08-15 | 2015-12-02 | 吉林吉信通信咨询设计有限公司 | Lightning protection type harmonic protector |
-
2015
- 2015-08-15 CN CN201510499463.1A patent/CN105048438A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2481036Y (en) * | 2001-05-08 | 2002-03-06 | 四川省中光高技术研究所 | Composite large load and current power source lightning protector |
| US20040174652A1 (en) * | 2003-03-05 | 2004-09-09 | Lewis Joseph S. | Automated AC line filter and surge suppression apparatus and method |
| CN201533166U (en) * | 2009-11-26 | 2010-07-21 | 上海坤友电气有限公司 | Multifunctional harmonic protector |
| CN201663441U (en) * | 2010-02-10 | 2010-12-01 | 广西地凯科技有限公司 | Filter lightning protector for power sources |
| CN203166504U (en) * | 2013-03-25 | 2013-08-28 | 中国长城计算机深圳股份有限公司 | Lightning protection power supply circuit and device |
| CN104009455A (en) * | 2014-05-21 | 2014-08-27 | 国网四川省电力公司成都市新都供电分公司 | Electric transmission line monitoring system protecting device for lightning protection |
| CN204407883U (en) * | 2015-01-23 | 2015-06-17 | 深圳市瑞隆源电子有限公司 | With the LED streetlamp power source lightning protection device of state instruction |
| CN204835523U (en) * | 2015-08-15 | 2015-12-02 | 吉林吉信通信咨询设计有限公司 | Lightning protection type harmonic protector |
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Effective date of registration: 20160921 Address after: 130012 Chaoyang District, Jilin, South Lake, the University of classical residential district, building 701, room ninth, Applicant after: JINLIN JLU COMMUNICATION DESIGN INSTITUTE CO., LTD. Address before: 130012 Changchun high tech Development Zone, Jilin Province, Wei Shan Road, No. 2499 Applicant before: Jilin Jixin Communication Consulting Design Co., Ltd. |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151111 |
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| WD01 | Invention patent application deemed withdrawn after publication |