CN101982915A - Anti-icing and deicing device for electric power circuit - Google Patents
Anti-icing and deicing device for electric power circuit Download PDFInfo
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- CN101982915A CN101982915A CN 201010269554 CN201010269554A CN101982915A CN 101982915 A CN101982915 A CN 101982915A CN 201010269554 CN201010269554 CN 201010269554 CN 201010269554 A CN201010269554 A CN 201010269554A CN 101982915 A CN101982915 A CN 101982915A
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Abstract
The invention discloses an anti-icing and deicing device for an electric power circuit. The device comprises an ultrasonic generator, a high-frequency cable, a coupling capacitor, an energy converter and a wave trapper, wherein the ultrasonic generator is connected with one end of the high-frequency cable; the other end of the high-frequency cable is connected with the lower-voltage end of the coupling capacitor; the high-voltage end of the coupling capacitor is connected with the energy converter; the energy converter is accessed to the electric power circuit; and two ends of the accessed power circuit is connected with the wave trapper. A high-frequency oscillation signal generated by the ultrasonic generator is converted to a high-frequency mechanical oscillation signal by the energy converter to be transmitted to a medium, so that vibration occurs between water (ice) and the electric power circuit, and the water (ice) falls (separate). The device has the advantages of simple structure, small energy consumption, low cost, high efficiency and wide application range, and can simultaneously realize anti-icing and deicing for the power circuit.
Description
Technical field
The present invention relates to the anti-freeze and deicing field of power circuit, be specifically related to the anti-freeze and deicer of a kind of power circuit.
Background technology
Sleet is common a kind of weather phenomenon of time at the beginning of last month of spring in winter, is to be lower than that things such as 0 ℃ supercooling water droplet and electric wire, branch, ground are collided and the rain that freezes at once.Meet sleet on the electric wire and form and increased weight behind the ice slush, meet cold meeting and shrink, make electric wire snap, cause communication and transmission line interruption accident.
It is Guizhou Province that the more area of sleet appears in China, secondly is ground such as Hunan, Jiangxi, Hubei, Henan, Anhui, Jiangsu, North China, northeast, and its Zhongshan District is more than the Plain, and high mountain is maximum.
At 2008 beginning of the years, China south has met with a-hundred-year especially big snow disaster, causes southern a plurality of provinces transmission line to interrupt, the electric power system paralysis.At present, domestic relevant technology is to utilize the reactive current of parallel capacitor, injects the icing transmission line at line end and carries out ice-melt.This method relies on power circuit consumption quadergy to melt ice, and consumed power is big, increases the power circuit transmission liability.
Summary of the invention
The invention provides the anti-freeze and deicer of a kind of power circuit, simple in structure, the power consumption less, cost is low, efficient is high, applied widely, can realize the anti-freeze and deicing of power circuit simultaneously.
Anti-freeze and the deicer of a kind of power circuit, form by supersonic generator, high frequency cable, bolcking condenser, transducer and trap, described supersonic generator links to each other with an end of described high frequency cable, the other end of described high frequency cable links to each other with the low-pressure end of described bolcking condenser, the high-pressure side of described bolcking condenser links to each other with described transducer, described transducer inserts power circuit, and the two ends of the power circuit of access link to each other with described trap.
Described supersonic generator can be selected supersonic generator of the prior art for use, preferably constitute by mains switch, the high-power conversion module of AC/DC, DC/AC high-frequency high-power conversion module and pulse high-power transformer, as high-power ultrasound generator, stable and reliable for performance, power is big, and is anti-freeze effective with deicing.
The preferred PF1000A-360 type of the high-power conversion module of described AC/DC conversion module can be buied from market.Described DC/AC high-frequency high-power conversion module preferably is made of IPM-4M type energy supply control module and full-bridge high power valve.Described IPM-4M type energy supply control module can be buied from market.Described full-bridge high power valve is metal oxide semiconductor field effect tube (MOSFET pipe) or insulated gate bipolar transistor (IGBT pipe), can buy from market.
It is the ultrasonic wave of 20～100khz that described supersonic generator produces frequency, produce high-frequency conduct vibrations through transducer, the high frequency oscillation ripple is at power circuit and water, or between power circuit and the ice, when propagating between two kinds of different media, refraction and reflex can take place, thereby generation cavity position, form the pitting effect, when clash into mutually in the cavity, have big pressure to produce; Simultaneously, produce the also acquisition easily of supersonic generator of this frequency ultrasonic wave.
During the operation of the anti-freeze and deicer of power circuit of the present invention, utilizing supersonic generator to produce frequency is the ultrasonic wave of 20～100khz, link to each other with bolcking condenser by high frequency cable, be coupled to high-voltage electric power circuit, by transducer high frequency electrical signal is converted to the high frequency mechanical oscillation, fall (coming off) because of vibration thereby cause between water (ice) and the power circuit, thereby reach anti-freeze and purpose deicing.Insert trap at the power circuit two ends, stop high-frequency signal to be propagated to transformer station.
The high-frequency oscillation signal that utilizes supersonic generator to send, convert the high frequency mechanical oscillation to by transducer and propagate into medium, ultrasonic wave in liquid density interphase to previous irradiation, make liquid flow and produce ten hundreds of micro-bubbles, the micro-bubble (cavitation nucleus) that is present in the liquid vibrates under the effect of sound field, when acoustic pressure reaches certain value, bubble increases rapidly, suddenly closed then, when bubble is closed, produce shock wave, produce several atmospheric pressures around it, thereby destroy rainwater stable stop and falling on power circuit; When freezing on the power circuit, also in different medium, propagates and reflection takes place vibrate ice is come off from power circuit, thereby reach the purpose of preventing sleet and deicing because of the high frequency mechanical oscillation.
Compared with prior art, the present invention has following beneficial technical effects: the high-frequency oscillation signal that utilizes supersonic generator to send, convert the high frequency mechanical oscillation to by transducer and propagate into medium, fall (coming off) owing to vibration takes place between water (ice) and the power circuit, thereby reach anti-freeze and purpose deicing.Anti-freeze and the deicer of power circuit of the present invention is simple in structure, power consumption less, cost is low, efficient is high, applied widely, can realize the anti-freeze and deicing of power circuit simultaneously.
Description of drawings
Fig. 1 is the schematic diagram of the anti-freeze and deicer of power circuit of the present invention;
Fig. 2 is the internal circuit diagram of the high-power conversion module PF1000A-360 of AC/DC;
Fig. 3 is the structure principle chart of IPM-4M type energy supply control module;
Wherein, three-phase power circuit A, B, C; Trap ZBQ; Transducer HNQ; Bolcking condenser OHDR; High frequency cable GPDL; Supersonic generator FSQ; Mains switch K; Pulse high-power transformer T.
Embodiment
Describe the present invention in detail below in conjunction with drawings and Examples, but the present invention is not limited to this.
As shown in Figure 1, anti-freeze and the deicer of a kind of power circuit, form by supersonic generator FSQ, high frequency cable GPDL, bolcking condenser OHDR, transducer HNQ and trap ZBQ, wherein, supersonic generator FSQ links to each other with the end of high frequency cable GPDL, the other end of high frequency cable GPDL links to each other with the low-pressure end of bolcking condenser OHDR, the high-pressure side of bolcking condenser OHDR links to each other with transducer HNQ, transducer HNQ inserts power circuit, and the two ends of the power circuit of access link to each other with trap ZBQ.
Supersonic generator FSQ is by mains switch K, the high-power conversion module PF1000A-360 of AC/DC, and DC/AC high-frequency high-power conversion module and pulse high-power transformer T constitute.Wherein, DC/AC high-frequency high-power conversion module is made up of IPM-4M type energy supply control module, full-bridge high power valve (MOSFTT pipe or IGBT pipe) institute.The internal circuit diagram of the high-power conversion module PF1000A-360 of AC/DC as shown in Figure 2, R, AUX, IOG, SG, ENA, Pc are each pin; The structure principle chart of IPM-4M type energy supply control module as shown in Figure 3, P1～P9 is each pin.
Bolcking condenser OHDR can select following model as required for use:
Trap ZBQ can select following model as required for use:
During the operation of the anti-freeze and deicer of above-mentioned power circuit, at first the power turn-on K switch is connected the alternating current 220V power supply, through the direct voltage that high-power conversion module PF1000A-360 converts 360V to, finishes the AC/DC conversion; (MOSFTT pipe or IGBT pipe) and pulse high-power transformer T form the resonant circuit that no-voltage opens, turn-offs together and realize the DC-AC conversion and after IPM-4M type energy supply control module and full-bridge high power valve; 360V high frequency (22-100) the KHz pulse voltage of output, by highpowerpulse transformer T step-down, obtainable amplitude is the pulse voltage of 100v-120v.Pulse voltage links to each other with bolcking condenser by high frequency cable, be coupled to high-voltage electric power circuit, by transducer high frequency electrical signal is converted to the high frequency mechanical oscillation, fall (coming off) because of vibration, thereby reach anti-freeze and purpose deicing thereby make between water (ice) and the power circuit.Insert the power circuit two ends and link to each other, stop high-frequency signal to be propagated to transformer station with trap.
The high-frequency oscillation signal that utilizes supersonic generator to send, convert the high frequency mechanical oscillation to by transducer and propagate into medium, ultrasonic wave in liquid density interphase to previous irradiation, make liquid flow and produce ten hundreds of micro-bubbles, the micro-bubble (cavitation nucleus) that is present in the liquid vibrates under the effect of sound field, when acoustic pressure reaches certain value, bubble increases rapidly, suddenly closed then, when bubble is closed, produce shock wave, produce several atmospheric pressures around it, thereby destroy rainwater stable stop and falling on power circuit; When freezing on the power circuit, also in different medium, propagates and reflection takes place vibrate ice is come off from power circuit, thereby reach the purpose of preventing sleet and deicing because of the high frequency mechanical oscillation.
Claims (6)
1. anti-freeze and deicer of power circuit, it is characterized in that, form by supersonic generator, high frequency cable, bolcking condenser, transducer and trap, described supersonic generator links to each other with an end of described high frequency cable, the other end of described high frequency cable links to each other with the low-pressure end of described bolcking condenser, the high-pressure side of described bolcking condenser links to each other with described transducer, described transducer inserts power circuit, and the two ends of the power circuit of access link to each other with described trap.
2. the anti-freeze and deicer of power circuit as claimed in claim 1 is characterized in that, described supersonic generator is made of mains switch, the high-power conversion module of AC/DC, DC/AC high-frequency high-power conversion module and pulse high-power transformer.
3. the anti-freeze and deicer of power circuit as claimed in claim 2 is characterized in that, the high-power conversion module of described AC/DC is a PF1000A-360 type conversion module.
4. the anti-freeze and deicer of power circuit as claimed in claim 2 is characterized in that, described DC/AC high-frequency high-power conversion module is made of IPM-4M type energy supply control module and full-bridge high power valve.
5. the anti-freeze and deicer of power circuit as claimed in claim 4 is characterized in that, described full-bridge high power valve is MOSFET pipe or IGBT pipe.
6. as the anti-freeze and deicer of the arbitrary described power circuit of claim 1～5, it is characterized in that it is the ultrasonic wave of 20～100khz that described supersonic generator produces frequency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010269554A CN101982915B (en) | 2010-08-27 | 2010-08-27 | Anti-icing and deicing device for electric power circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010269554A CN101982915B (en) | 2010-08-27 | 2010-08-27 | Anti-icing and deicing device for electric power circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101982915A true CN101982915A (en) | 2011-03-02 |
| CN101982915B CN101982915B (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010269554A Expired - Fee Related CN101982915B (en) | 2010-08-27 | 2010-08-27 | Anti-icing and deicing device for electric power circuit |
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| CN (1) | CN101982915B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102611063A (en) * | 2012-01-13 | 2012-07-25 | 华北电力大学 | Ultrasonic deicing device for high-voltage power transmission lines and deicing method of ultrasonic deicing device |
| CN104065016A (en) * | 2014-07-18 | 2014-09-24 | 哈尔滨理工大学 | Online icing-prevention and snow-coverage-prevention method for electric transmission line by utilizing separate-excitation resonance |
| CN104078912A (en) * | 2014-07-17 | 2014-10-01 | 哈尔滨理工大学 | Power transmission line deicing method through extrinsic excitation resonance |
| CN105049087A (en) * | 2015-08-31 | 2015-11-11 | 上海泓语电气技术有限公司 | Power carrier system based on non-interconnected direct current lines |
| CN106568487A (en) * | 2016-11-04 | 2017-04-19 | 安徽省宿州市第二中学 | Anti-freezing water meter |
| CN106737737A (en) * | 2016-12-22 | 2017-05-31 | 国网山东省电力公司鄄城县供电公司 | Overhead transmission line cleaning robot and system |
| CN112254548A (en) * | 2020-10-19 | 2021-01-22 | 中国移动通信集团内蒙古有限公司 | Method and device for preventing icing of air inlet of cooling tower based on ultrasonic waves |
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| JPH02189820A (en) * | 1989-01-18 | 1990-07-25 | Furukawa Electric Co Ltd:The | Detection of snow crown on insulator string |
| CN101299524A (en) * | 2008-02-29 | 2008-11-05 | 浙江大学 | Sound wave oscillation method for snow-resistance and deicing of high tension power line |
| CN101394073A (en) * | 2008-04-02 | 2009-03-25 | 广州普瑞电力控制系统设备有限公司 | Method and device for ice coating prevention and melt ice removing on electricity transmission and distribution line |
| CN201222638Y (en) * | 2008-06-20 | 2009-04-15 | 江苏省电力公司沭阳县供电公司 | Device for icebreaking power transmission line |
| CN201821068U (en) * | 2010-08-27 | 2011-05-04 | 宁波天安（集团）股份有限公司 | Device for removing ice and preventing icing for power line |
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2010
- 2010-08-27 CN CN201010269554A patent/CN101982915B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02189820A (en) * | 1989-01-18 | 1990-07-25 | Furukawa Electric Co Ltd:The | Detection of snow crown on insulator string |
| CN101299524A (en) * | 2008-02-29 | 2008-11-05 | 浙江大学 | Sound wave oscillation method for snow-resistance and deicing of high tension power line |
| CN101394073A (en) * | 2008-04-02 | 2009-03-25 | 广州普瑞电力控制系统设备有限公司 | Method and device for ice coating prevention and melt ice removing on electricity transmission and distribution line |
| CN201222638Y (en) * | 2008-06-20 | 2009-04-15 | 江苏省电力公司沭阳县供电公司 | Device for icebreaking power transmission line |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102611063A (en) * | 2012-01-13 | 2012-07-25 | 华北电力大学 | Ultrasonic deicing device for high-voltage power transmission lines and deicing method of ultrasonic deicing device |
| CN102611063B (en) * | 2012-01-13 | 2014-10-08 | 华北电力大学 | Ultrasonic deicing device for high-voltage power transmission lines and deicing method of ultrasonic deicing device |
| CN104078912A (en) * | 2014-07-17 | 2014-10-01 | 哈尔滨理工大学 | Power transmission line deicing method through extrinsic excitation resonance |
| CN104065016A (en) * | 2014-07-18 | 2014-09-24 | 哈尔滨理工大学 | Online icing-prevention and snow-coverage-prevention method for electric transmission line by utilizing separate-excitation resonance |
| CN104065016B (en) * | 2014-07-18 | 2017-04-12 | 哈尔滨理工大学 | Online icing-prevention and snow-coverage-prevention method for electric transmission line by utilizing separate-excitation resonance |
| CN105049087A (en) * | 2015-08-31 | 2015-11-11 | 上海泓语电气技术有限公司 | Power carrier system based on non-interconnected direct current lines |
| CN106568487A (en) * | 2016-11-04 | 2017-04-19 | 安徽省宿州市第二中学 | Anti-freezing water meter |
| CN106737737A (en) * | 2016-12-22 | 2017-05-31 | 国网山东省电力公司鄄城县供电公司 | Overhead transmission line cleaning robot and system |
| CN112254548A (en) * | 2020-10-19 | 2021-01-22 | 中国移动通信集团内蒙古有限公司 | Method and device for preventing icing of air inlet of cooling tower based on ultrasonic waves |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101982915B (en) | 2012-10-03 |
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