CN101944744A - Filter compensation device of monocrystalline silicon furnace power supply - Google Patents
Filter compensation device of monocrystalline silicon furnace power supply Download PDFInfo
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- CN101944744A CN101944744A CN2010105004299A CN201010500429A CN101944744A CN 101944744 A CN101944744 A CN 101944744A CN 2010105004299 A CN2010105004299 A CN 2010105004299A CN 201010500429 A CN201010500429 A CN 201010500429A CN 101944744 A CN101944744 A CN 101944744A
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- reactor
- motor
- output terminal
- current output
- power supply
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- 229910021421 monocrystalline silicon Inorganic materials 0.000 title abstract 3
- 230000001012 protector Effects 0.000 claims abstract description 19
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 21
- 229910052710 silicon Inorganic materials 0.000 claims description 21
- 239000010703 silicon Substances 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 17
- 238000013024 troubleshooting Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
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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
- Y02E40/30—Reactive power compensation
-
- 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
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- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention relates to a filter compensation device of a monocrystalline silicon furnace power supply, which has simple structure, is suitable for effectively inhabiting fifth and seventh harmonic waves, can improve the trouble shooting efficiency and comprises a breaker and a first reactor, wherein the breaker is connected with a three-phase electric network, and the first reactor is connected with the breaker; the first reactor is connected with a first electric breaker, a second electric breaker, a fifth open-phase protector, a seventh open-phase protector and a harmonic detector, and the fifth open-phase protector, the seventh open-phase protector and the harmonic detector are connected with a PLC (Programmable Logic Controller); the first electric breaker is connected with a second reactor, and the second reactor is connected with a fifth harmonic compensation loop; the second electric breaker is connected with a third reactor, and the third reactor is connected with a seventh harmonic compensation loop; the first electric breaker and the second electric breaker are connected with the PLC; and the first reactor is used for being connected with the power supply end of a monocrystalline silicon furnace.
Description
Technical field
The present invention relates to the technical field of power filter compensation, specifically is a kind of monocrystaline silicon stove power supply filtering compensation device.
Background technology
The power supply of existing monocrystaline silicon stove adopts controllable silicon to control, though this control technology advanced person, but produced a large amount of harmonic waves and fed back to electrical network, these harmonic waves are not as taking measures to seriously influence the safe operation of electrical network, and other power consumption equipment produced a lot of side effects, example: motor-output does not reach the power of design inadequately, and electric current increases and can burn for no reason when serious, the loss of supply line increases, and makes the production cost raising (increasing the spendings of the electricity charge) of enterprise etc.
What harm was maximum in the high order harmonic component that monocrystaline silicon stove produces is five times, the seventh harmonic.
The filtering compensation device of Tui Chuing has all adopted the LC absorption circuit usually leaching in the loop of harmonic wave in the market, and this is relatively classics and a simple effective method in textbook.But all adopt the most original relay control in its control system, the means of this control are not only outmoded, complex manufacturing technology (having increased production cost), because relay is mechanical, Kai Heguan has the regular hour, influences the control characteristic of equipment.Relay has been grown each mechanical movement part service time can produce wearing and tearing, and this will reduce the reliability of control greatly, and can produce mechanicalness noise, has polluted production environment.Life-span is short, failure rate is high, and this also is the deadly defect of relay.As the control performance that will improve equipment with this traditional control method is unpractical.Secondly, at the filtering compensation cabinet of manufacturing tradition control, relative complex manufacturing technology, the line of outside interlocking is a lot, and wiring makes mistakes easily, and production cycle long production efficient is relatively low.
How improving the reliability of monocrystaline silicon stove power supply with filtering compensation device, and improve the operating efficiency of trouble hunting, is the technical barrier of this area.
Summary of the invention
The technical problem to be solved in the present invention provide a kind of simple in structure, be suitable for effectively suppressing five times, the seventh harmonic and can improve the monocrystaline silicon stove power supply filtering compensation device of trouble hunting efficient.
For solving the problems of the technologies described above, monocrystaline silicon stove power supply provided by the invention comprises with filtering compensation device: the circuit breaker that links to each other with three phase network, first reactor that links to each other with the power output end of this circuit breaker; The power end of the current output terminal of first reactor and first motor-operted switch, second motor-operted switch, five phase failure protectors, seven phase failure protectors and harmonic wave detector links to each other, and seven phase failure signal output parts of five phase failure signal output parts of five phase failure protectors, seven phase failure protectors, harmonic wave detector five times and the seventh harmonic signal output part link to each other with PLC; The current output terminal of first motor-operted switch links to each other with second reactor, and the current output terminal of second reactor links to each other with the quintuple harmonics compensation circuit; The current output terminal of second motor-operted switch links to each other with the 3rd reactor, and the current output terminal of the 3rd reactor links to each other with the seventh harmonic compensation circuit; The switch control input and the overload signal feedback end of first motor-operted switch and second motor-operted switch link to each other with PLC; The current output terminal of described first reactor is used for linking to each other with the power end of monocrystaline silicon stove.
Further, be macroscopic examination total current, quintuple harmonics electric current and the seventh harmonic electric current, be provided with the total current table between the described circuit breaker and first reactor, be provided with the quintuple harmonics ammeter between the current output terminal of first motor-operted switch and second reactor, be provided with the seventh harmonic ammeter between the current output terminal of second motor-operted switch and the 3rd reactor.
Further, for realizing overvoltage protection, the current output terminal of described first reactor is provided with Surge Protector.
Further,, manual switchover control automatic for realizing, and make things convenient for manual debugging, the manual control signal input of described PLC to be connected with to be used to control the control button that described PLC is in the automatic or manual mode of operation and controls the operating state of described first motor-operted switch and second motor-operted switch.
Further, for realizing faulty indication and warning, to improve trouble hunting efficient, described PLC is connected with phase shortage and overload light and fault alarm.
The technique effect that the present invention has: (1) monocrystaline silicon stove power supply of the present invention filtering compensation device, five times and the seventh harmonic compensation circuit are suitable for effectively suppressing five times, the seventh harmonic, are suitable for the power factor of electrical network is promoted to more than 92% by 65%.(2) as the core of controlling, all controlled step are carried out by program and are realized with PLC (Programmable Logic Controller) in the present invention.Utilize the advantage of PLC to have increased self-diagnostic function for this equipment; equipment is at work in case break down; control system is just informed the position that the relevant personnel break down by the sound and indication; the maintainer is fixed a breakdown as soon as possible; improve the operating efficiency of trouble hunting, and arrive the time decreased of disorderly closedown the shortest.Drop to the loss of disorderly closedown minimum.Owing to adopted PLC control, outside wiring has just been simplified greatly in the process of manufacturing, and direct labor's the making and the efficient of installation have improved more than 20%, and product qualification rate once reaches 100%.
Description of drawings
For the easier quilt of content of the present invention is clearly understood, below the specific embodiment and in conjunction with the accompanying drawings of basis, the present invention is further detailed explanation, wherein:
Fig. 1 is the structured flowchart that the monocrystaline silicon stove power supply among the embodiment is used filtering compensation device;
Fig. 2 is the schematic diagram of described monocrystaline silicon stove power supply with the PLC in the filtering compensation device;
Fig. 3 is the part schematic diagram of described monocrystaline silicon stove power supply with filtering compensation device.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
As Fig. 1-3, the monocrystaline silicon stove power supply of present embodiment comprises with filtering compensation device: the circuit breaker D1 that links to each other with three phase network (being L1, L2, the L3 in accompanying drawing 1 or 3), the first reactor H1 that links to each other with the power output end of this circuit breaker D1; The power end of the current output terminal of the first reactor H1 and first motor-operted switch, second motor-operted switch, five phase failure protectors, seven phase failure protectors and harmonic wave detector links to each other, and seven phase failure signal output parts of five phase failure signal output parts of five phase failure protectors, seven phase failure protectors, harmonic wave detector five times and the seventh harmonic signal output part link to each other with PLC; The current output terminal of first motor-operted switch links to each other with the second reactor H2, and the current output terminal of the second reactor H2 links to each other with quintuple harmonics compensation circuit BC5; The current output terminal of second motor-operted switch links to each other with the 3rd reactor H3, and the current output terminal of the 3rd reactor H3 links to each other with the seventh harmonic compensation circuit BC7; The switch control input and the overload signal feedback end of first motor-operted switch and second motor-operted switch link to each other with PLC; The current output terminal of described first reactor is used for linking to each other with the power end of monocrystaline silicon stove.
The harmonic wave detector is used to detect quintuple harmonics signal, the seventh harmonic signal, five phase failure signals and seven phase failure signals.
Be provided with total current Table A 1 between the described circuit breaker and the first reactor H1, be provided with quintuple harmonics ammeter A2 between the current output terminal of first motor-operted switch and the second reactor H2, be provided with the seventh harmonic ammeter A3 between the current output terminal of second motor-operted switch and the 3rd reactor H3.
The current output terminal of the described first reactor H1 is provided with Surge Protector B1.
The manual control signal input of described PLC is connected with and is used to control the control button that described PLC is in the automatic or manual mode of operation and controls the operating state of described first motor-operted switch and second motor-operted switch.Control button specifically comprises: " five times manually close " (being used for inserting quintuple harmonics compensation circuit BC5 manually), " five times manually disconnected " (being used for disconnecting quintuple harmonics compensation circuit BC5 manually), " seven times manually close ", " seven times manually disconnected " and be used for the buttons such as " automatic/hands " of automatic or manual mode of operation switching.
Described PLC is connected with phase shortage indicator light, overload light and fault alarm.
D2 among Fig. 2 is second circuit breaker, as standby; FM is a cooling fan.
Obviously, the foregoing description only is for example of the present invention clearly is described, and is not to be qualification to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.
Claims (5)
1. a monocrystaline silicon stove power supply filtering compensation device is characterized in that: comprise the circuit breaker that links to each other with three phase network, first reactor that links to each other with the power output end of this circuit breaker; The power end of the current output terminal of first reactor and first motor-operted switch, second motor-operted switch, five phase failure protectors, seven phase failure protectors and harmonic wave detector links to each other, and seven phase failure signal output parts of five phase failure signal output parts of five phase failure protectors, seven phase failure protectors, harmonic wave detector five times and the seventh harmonic signal output part link to each other with PLC; The current output terminal of first motor-operted switch links to each other with second reactor, and the current output terminal of second reactor links to each other with the quintuple harmonics compensation circuit; The current output terminal of second motor-operted switch links to each other with the 3rd reactor, and the current output terminal of the 3rd reactor links to each other with the seventh harmonic compensation circuit; The switch control input and the overload signal feedback end of first motor-operted switch and second motor-operted switch link to each other with PLC; The current output terminal of described first reactor is used for linking to each other with the power end of monocrystaline silicon stove.
2. monocrystaline silicon stove power supply filtering compensation device according to claim 1, it is characterized in that: be provided with the total current table between the described circuit breaker and first reactor, be provided with the quintuple harmonics ammeter between the current output terminal of first motor-operted switch and second reactor, be provided with the seventh harmonic ammeter between the current output terminal of second motor-operted switch and the 3rd reactor.
3. monocrystaline silicon stove power supply filtering compensation device according to claim 1, it is characterized in that: the current output terminal of described first reactor is provided with Surge Protector.
4. monocrystaline silicon stove power supply filtering compensation device according to claim 1 is characterized in that: the manual control signal input of described PLC is connected with and is used to control the control button that described PLC is in the automatic or manual mode of operation and controls the operating state of described first motor-operted switch and second motor-operted switch.
5. monocrystaline silicon stove power supply filtering compensation device according to claim 1 is characterized in that: described PLC is connected with phase shortage and overload light and fault alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105004299A CN101944744B (en) | 2010-09-29 | 2010-09-29 | Filter compensation device of monocrystalline silicon furnace power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105004299A CN101944744B (en) | 2010-09-29 | 2010-09-29 | Filter compensation device of monocrystalline silicon furnace power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101944744A true CN101944744A (en) | 2011-01-12 |
| CN101944744B CN101944744B (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105004299A Expired - Fee Related CN101944744B (en) | 2010-09-29 | 2010-09-29 | Filter compensation device of monocrystalline silicon furnace power supply |
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| Country | Link |
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| CN (1) | CN101944744B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2277140Y (en) * | 1996-06-21 | 1998-03-25 | 番禺市中南电器厂 | Dynamic a.c power wave filter |
| US20060033479A1 (en) * | 2004-08-11 | 2006-02-16 | Uis Abler Electronics Co., Ltd. | Three-phase three-wire active power filter |
| CN201181848Y (en) * | 2008-04-28 | 2009-01-14 | 天津市津开电气有限公司 | Filter device of intelligent dynamic reactive-load compensation thyristor |
| CN101572412A (en) * | 2009-06-12 | 2009-11-04 | 北京思能达电力技术有限公司 | High-capacity packet type switchgear |
| CN201821103U (en) * | 2010-09-29 | 2011-05-04 | 金坛金凯成套电控设备有限公司 | Filtering compensation device for power supply of monocrystalline silicon furnace |
-
2010
- 2010-09-29 CN CN2010105004299A patent/CN101944744B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2277140Y (en) * | 1996-06-21 | 1998-03-25 | 番禺市中南电器厂 | Dynamic a.c power wave filter |
| US20060033479A1 (en) * | 2004-08-11 | 2006-02-16 | Uis Abler Electronics Co., Ltd. | Three-phase three-wire active power filter |
| CN201181848Y (en) * | 2008-04-28 | 2009-01-14 | 天津市津开电气有限公司 | Filter device of intelligent dynamic reactive-load compensation thyristor |
| CN101572412A (en) * | 2009-06-12 | 2009-11-04 | 北京思能达电力技术有限公司 | High-capacity packet type switchgear |
| CN201821103U (en) * | 2010-09-29 | 2011-05-04 | 金坛金凯成套电控设备有限公司 | Filtering compensation device for power supply of monocrystalline silicon furnace |
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| CN101944744B (en) | 2013-05-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhu Qiang Inventor before: Jiang Tieping Inventor before: Zhu Qiang |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20130929 |