CN109889078A - A kind of electrostatic precipitation high pressure dipulse superposition power supply - Google Patents
A kind of electrostatic precipitation high pressure dipulse superposition power supply Download PDFInfo
- Publication number
- CN109889078A CN109889078A CN201910112252.6A CN201910112252A CN109889078A CN 109889078 A CN109889078 A CN 109889078A CN 201910112252 A CN201910112252 A CN 201910112252A CN 109889078 A CN109889078 A CN 109889078A
- Authority
- CN
- China
- Prior art keywords
- power supply
- dipulse
- high pressure
- electrostatic precipitation
- frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005367 electrostatic precipitation Methods 0.000 title claims abstract description 27
- 239000002131 composite material Substances 0.000 claims description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 5
- 230000005684 electric field Effects 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Electrostatic Separation (AREA)
Abstract
The present invention provides a kind of electrostatic precipitation high pressure dipulse superposition power supply, and wherein electrostatic precipitation high pressure dipulse is superimposed power supply and uses three-phase input, uses series resonance mode through resonant tank, realizes zero-current switching, highest output pulse frequency is designed as 40KHZ.The present invention effectively solves the problems, such as existing high frequency pulse power supply underpower, and has the advantages that high frequency pulse power supply, and three-phase equilibrium, ripple factor is small, and flashover voltage is high, constant-current characteristics；The generation of inverse corona can be avoided for high resistivity dust simultaneously；Dipulse superposition simultaneously improves ultrafine dust and collects, improves efficiency of dust collection and power supply application range.
Description
Technical field
The invention belongs to environmental technology fields, are related to a kind of electrostatic precipitation high pressure dipulse superposition power supply, are widely applied
In thermoelectricity, steel, cement, nonferrous smelting, coking of coal, chemical industry, electronics, flocking and other electrostatic precipitation places.
Background technique
High frequency electric source is commonly used in electrostatic precipitation, the more conventional thyristor supply of high frequency electric source due to difference in principle,
With three-phase equilibrium input, output ripple is small, average voltage electric current is high, volume of transformer is small, transfer efficiency and power factor are high
Etc. multinomial remarkable advantage, efficiency of dust collection especially can be greatly improved.But the shortcomings that existing high frequency switch power, is
There are the interference of more serious switch, and in high frequency switch power, the work of power adjustment switching tube is in switch state, in its switch
The alternating voltage and electric current generated in the process spike interference can be generated by the component of other in circuit and resonance interferes, if
It does not take certain measure to inhibit, eliminated and shield these interference, the normal work of complete machine will be severely impacted.This
Outside, because not being isolated with Industrial Frequency Transformer in the oscillating circuit of high frequency switch power, then these interference will scurry into common frequency power network,
Make other neighbouring electronic instruments, set each and control equipment by serious interference.
Improved high frequency composite pulse power supply uses the design side of the superposition pulse voltage on high-frequency direct-current basic voltage
Case can effectively overcome the back corona phenomenon of high resistivity dust, improve the collection of ultrafine dust.Its implementation is high frequency transformation
The additional set of pulses transformer of device, has the advantages that high frequency electric source, while having gathered composite pulse power supply advantage again.It is outer due to needing
Add set of pulses transformer, in turn result in the problems such as making its fuel tank volume, high-voltage rectifying superposition, it is multiple to additionally, there may be production technology
Miscellaneous, the defects of pulse power is insufficient.
Summary of the invention
Needs based on reality and production practices, the applicant put into substantial contribution and study for a long period of time, provide a kind of quiet
Electric precipitation is superimposed power supply with high pressure dipulse, adapts to industry and electrostatic precipitation is required with high voltage power supply.
Technical solution according to the present invention provides a kind of electrostatic precipitation high pressure dipulse superposition power supply, wherein using three
It mutually inputs, uses series resonance mode through resonant tank, realize zero-current switching, highest output pulse frequency is designed as 40KHZ.
40KHZ is designed as with pulse frequency based on the mode of operation of zero-current switching to be matched, and can obviously be overcome in the prior art
There are the problem of.
Wherein, contravariant transformer part is using double group equal-wattage transformers connected in parallel working methods, wherein every group of transformer
It is composed in series by two high voltage packages.Rectification silicon stack part, 4 silicon stacks of each high voltage package are rectified, and two of every group of transformer
It connects after high voltage package rectification, parallel output after two groups of transformers individually rectify amounts to 16 rectification silicon stacks.Two groups of independent driving sides
Wave, wherein basis pulses driving frequency is up to 20KHZ, and pulsed drive frequency is up to 40KHZ, amplitude >=100us, pulse frequency
100-500HZ.The basic high-frequency impulse 0-40KHZ, composite pulse 50KHZ-80KHZ of secondary output.
Compared with the prior art, electrostatic precipitation of the present invention high pressure dipulse is superimposed power supply using the identical transformer point of double groups
Not Zheng Liu after parallel output, effectively solve the problems, such as existing high frequency pulse power supply underpower.Have the advantages that high frequency pulse power supply, three
It balances each other, ripple factor is small, and flashover voltage is high, constant-current characteristics.The generation of inverse corona can be avoided for high resistivity dust simultaneously.Together
When dipulse be superimposed, improve ultrafine dust and collect, improve efficiency of dust collection and power supply application range.
Detailed description of the invention
Fig. 1 is that electrostatic precipitation high pressure dipulse is superimposed power principle schematic diagram according to the present invention.
Fig. 2 is electrostatic precipitation high pressure dipulse superposition power rectifier silicon stack schematic diagram.
Fig. 3 is electrostatic precipitation high pressure dipulse superposition power supply secondary current waveform diagram.
Fig. 4 is electrostatic precipitation high pressure dipulse superposition power supply composite pulse secondary current waveform diagram.
Fig. 5 is electrostatic precipitation high pressure dipulse superposition power supply secondary voltage waveform diagram.
Fig. 6 is the system schematic that electrostatic precipitation is superimposed that power supply is applied to electrostatic dust collection equipment with high pressure dipulse.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
A kind of electrostatic precipitation provided by the invention is superimposed power supply with high pressure dipulse, wherein three-phase input is used, through resonance
Circuit uses series resonance mode, realizes zero-current switching, and highest output pulse frequency is designed as 40KHZ.It is closed based on zero current
Disconnected mode of operation is designed as 40KHZ with pulse frequency and is matched, and can obviously overcome problems of the prior art.
The resonant tank that further electrostatic precipitation high pressure dipulse is superimposed power supply uses series resonance mode, inverse
Become transformer portion using double group equal-wattage transformers connected in parallel working methods, wherein every group of transformer is connected by two high voltage packages
Composition；Parallel output after two groups of transformers individually rectify；Two groups of independent driving square waves, wherein basis pulses driving frequency is reachable
20KHZ, pulsed drive frequency is up to 40KHZ, time 100-500us, pulse frequency 100-500HZ；The basic high frequency of secondary output
Pulse 0-40KHZ, composite pulse 50KHZ-80KHZ.
Specifically as shown in Figure 1, electrostatic precipitation high pressure dipulse is superimposed power supply and is inputted using three-phase equilibrium, through three phase rectifier
Bridge DZ, capacitor C are rectified into DC537V；DB1, DB2 are doube bridge road IGBT, wherein C1 resonant capacitance, and L1 resonant inductance becomes with inversion
The leakage inductance LS1 of depressor T1, load capacity CS constitute series resonant tank, by setting resonance central point, realize zero-current switching,
Highest output pulse frequency is designed as 40KHZ.
Contravariant transformer part is using double group equal-wattage transformer T1, T2 parallel operation modes, wherein every group of transformer
Respectively by two high voltage packages T1A, T1B, T2A, T2B are composed in series.Rectification silicon stack part, 4 silicon stacks of each high voltage package carry out whole
Stream, connects after two high voltage packages rectification of every group of transformer, and parallel output after two groups of transformers individually rectify amounts to 16 rectifications
Silicon stack D1-D16.As shown in Fig. 2, positive terminal connection negative high voltage output end-HV, the D1 negative pole end of D1, D2, D9, D10 connect T1A
First end and D3 positive terminal, D2 negative pole end connect the second end and D4 positive terminal of T1A, negative pole end connection D5, D6 of D3, D4
Positive terminal, D5 negative pole end connect the first end and D7 positive terminal of T1B, and D6 negative pole end connects the second end and D8 positive terminal of T1B, D9
Negative pole end connects the first end and D11 positive terminal of T2A, and D10 negative pole end connects the second end and D12 positive terminal of T2A, D11, D12
Negative pole end connection D13, D14 positive terminal, D13 negative pole end connect T2B first end and D15 positive terminal, D14 negative pole end connection
The negative pole end connection negative high voltage of the second end and D16 positive terminal of T2B, D7, D8, D15, D16 exports ground terminal.
Electrostatic precipitation high pressure dipulse is superimposed power supply and independently drives square waves using two groups, wherein basis pulses driving frequency
Up to 20KHZ.Composite pulse driving frequency is up to 40KHZ, amplitude >=100us, composite pulse frequency 100-500HZ.It is secondary defeated
Basic high-frequency impulse 0-40KHZ, composite pulse 50KHZ-80KHZ out.Dual-pulse power supply secondary current waveform as shown in Figure 3,
Secondary current waveform under figure display base pulse 4KHZ, composite pulse 72KHZ, amplitude 1000us, this Figure illustrates basic arteries and veins
Punching and composite pulse principle of stacking, i.e., export one group of 72KHZ, 1000us, 100-500HZ on the basis of basic high-frequency impulse 4KHZ
Composite pulse.Composite pulse secondary current waveform as shown in Figure 4, the figure show composite pulse single-pulse current waveforms, amplitude
300us.Dipulse secondary voltage waveform as shown in Figure 5, the 100 pipe test tower of figure load, basic voltage 65KV, pulse voltage
Peak value is up to 150KV after superposition, after bright superposition 72KHZ, 100us composite pulse of the chart, exports composite high pressure up to 150KV.
As shown in fig. 6, electrostatic precipitator ontology includes ground stud, cathode filament and anode honeycomb etc., dual-pulse power supply is born
High pressure-HV is connect with cathode filament, and dual-pulse power supply ground terminal is connect with anode honeycomb and ontology ground stud and reliable ground, cathode
Silk, which generates high voltage electric field, ionizes flue gas, and the dust charged in air-flow separates under the action of electric field with air-flow.In this way, this
The electrostatic precipitation of invention is superimposed super-pressure caused by power supply with high pressure dipulse, will increase dust and drives into the cellular speed of anode
Degree, to effectively promote the efficiency of dust collection of electrostatic precipitator.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope that the embodiment of the present invention discloses, the variation that can readily occur in or
Replacement, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection of claim
Subject to range.
Claims (5)
1. a kind of electrostatic precipitation is superimposed power supply with high pressure dipulse, which is characterized in that electrostatic precipitation is superimposed electricity with high pressure dipulse
Source uses three-phase input, uses series resonance mode through resonant tank, realizes zero-current switching, the design of highest output pulse frequency
For 40KHZ.
2. electrostatic precipitation according to claim 1 is superimposed power supply with high pressure dipulse, which is characterized in that contravariant transformer portion
Divide using double group equal-wattage transformers connected in parallel working methods, wherein every group of transformer is composed in series by two high voltage packages.
3. electrostatic precipitation according to claim 2 is superimposed power supply with high pressure dipulse, which is characterized in that rectification silicon stack portion
Point, 4 silicon stacks of each high voltage package are rectified, and are connected after two high voltage packages rectification of every group of transformer, two groups of transformers are independent
Parallel output after rectification amounts to 16 rectification silicon stacks.
4. electrostatic precipitation according to claim 2 is superimposed power supply with high pressure dipulse, which is characterized in that two groups of independent drivings
Square wave, wherein basis pulses driving frequency is 20KHZ, and pulsed drive frequency is 40KHZ, amplitude >=100us, pulse frequency 100-
500HZ。
5. electrostatic precipitation according to claim 2 is superimposed power supply with high pressure dipulse, which is characterized in that secondary output basis
High-frequency impulse 0-40KHZ, composite pulse 50KHZ-80KHZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112252.6A CN109889078B (en) | 2019-02-13 | 2019-02-13 | High-voltage double-pulse superposition power supply for electrostatic dust collection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112252.6A CN109889078B (en) | 2019-02-13 | 2019-02-13 | High-voltage double-pulse superposition power supply for electrostatic dust collection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109889078A true CN109889078A (en) | 2019-06-14 |
| CN109889078B CN109889078B (en) | 2024-03-19 |
Family
ID=66928061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910112252.6A Active CN109889078B (en) | 2019-02-13 | 2019-02-13 | High-voltage double-pulse superposition power supply for electrostatic dust collection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109889078B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110420758A (en) * | 2019-07-17 | 2019-11-08 | 武汉东城新能源有限公司 | A kind of high power DC superimposed pulse power supply |
| CN114146819A (en) * | 2021-12-02 | 2022-03-08 | 襄阳九鼎昊天环保设备有限公司 | Electric tar precipitator with corona electrode anti-swing structure |
| CN114157153A (en) * | 2021-12-02 | 2022-03-08 | 襄阳九鼎昊天环保设备有限公司 | 250KVA high-power high-frequency high-voltage electrostatic power supply |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6240112B1 (en) * | 1997-12-15 | 2001-05-29 | Cymer, Inc. | High pulse rate pulse power system with liquid cooling |
| KR20020025339A (en) * | 2000-09-28 | 2002-04-04 | 윤영석 | Capacitance measuring meter electrostatic Precipitator Using Current Pulse Width |
| CN201904734U (en) * | 2010-12-17 | 2011-07-20 | 合肥美亚光电技术股份有限公司 | Bidirectional symmetrical voltage-multiplying rectification circuit |
| CN102496855A (en) * | 2011-12-08 | 2012-06-13 | 王寅寅 | Air anion generator |
| CN203707860U (en) * | 2014-02-24 | 2014-07-09 | 谢友金 | Charging device for three-phase high frequency inversion pulse type power battery set charging device |
| CN204046461U (en) * | 2014-09-11 | 2014-12-24 | 北京市中环博业环境工程技术有限公司 | Electrostatic precipitation DC pulse composite power source device |
| CN108923680A (en) * | 2018-07-18 | 2018-11-30 | 湖北新空电气有限公司 | A kind of direct-coupled electric precipitation pulse power in high-pressure side |
| CN210444194U (en) * | 2019-02-13 | 2020-05-01 | 襄阳九鼎昊天环保设备有限公司 | High-voltage double-pulse superposed power supply for electrostatic dust collection |
-
2019
- 2019-02-13 CN CN201910112252.6A patent/CN109889078B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6240112B1 (en) * | 1997-12-15 | 2001-05-29 | Cymer, Inc. | High pulse rate pulse power system with liquid cooling |
| KR20020025339A (en) * | 2000-09-28 | 2002-04-04 | 윤영석 | Capacitance measuring meter electrostatic Precipitator Using Current Pulse Width |
| CN201904734U (en) * | 2010-12-17 | 2011-07-20 | 合肥美亚光电技术股份有限公司 | Bidirectional symmetrical voltage-multiplying rectification circuit |
| CN102496855A (en) * | 2011-12-08 | 2012-06-13 | 王寅寅 | Air anion generator |
| CN203707860U (en) * | 2014-02-24 | 2014-07-09 | 谢友金 | Charging device for three-phase high frequency inversion pulse type power battery set charging device |
| CN204046461U (en) * | 2014-09-11 | 2014-12-24 | 北京市中环博业环境工程技术有限公司 | Electrostatic precipitation DC pulse composite power source device |
| CN108923680A (en) * | 2018-07-18 | 2018-11-30 | 湖北新空电气有限公司 | A kind of direct-coupled electric precipitation pulse power in high-pressure side |
| CN210444194U (en) * | 2019-02-13 | 2020-05-01 | 襄阳九鼎昊天环保设备有限公司 | High-voltage double-pulse superposed power supply for electrostatic dust collection |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110420758A (en) * | 2019-07-17 | 2019-11-08 | 武汉东城新能源有限公司 | A kind of high power DC superimposed pulse power supply |
| CN114146819A (en) * | 2021-12-02 | 2022-03-08 | 襄阳九鼎昊天环保设备有限公司 | Electric tar precipitator with corona electrode anti-swing structure |
| CN114157153A (en) * | 2021-12-02 | 2022-03-08 | 襄阳九鼎昊天环保设备有限公司 | 250KVA high-power high-frequency high-voltage electrostatic power supply |
| CN114146819B (en) * | 2021-12-02 | 2022-08-30 | 襄阳九鼎昊天环保设备有限公司 | Electric tar precipitator with corona electrode anti-swing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109889078B (en) | 2024-03-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109889078A (en) | A kind of electrostatic precipitation high pressure dipulse superposition power supply | |
| CN203840237U (en) | High-frequency pulse power source circuit, high-frequency multiplex high-voltage pulse power source and electric precipitator | |
| CN201404859Y (en) | Electric precipitation high frequency pulse feed high-voltage rectification power supply | |
| CN103078522B (en) | A kind of control method of capacitor charging AC-DC series resonance matrix converter control device | |
| CN105305855A (en) | Three-phase isolating type bidirectional AC-DC converter and control method therefor | |
| CN103986363A (en) | High-frequency multiple high voltage pulse generating method, high-frequency multiple high voltage pulse power supply and electric precipitator | |
| CN107579664A (en) | The continuous welding equipment LLC resonance inversions high voltage power supply of electron beam and control method | |
| CN103475242A (en) | Plasma high frequency high voltage power supply | |
| CN103840652B (en) | A kind of hybrid power factor correcting circuit | |
| CN210444194U (en) | High-voltage double-pulse superposed power supply for electrostatic dust collection | |
| CN106793290A (en) | A kind of isolated multipath flows LED drive power | |
| CN105024585A (en) | Serial-type pulse voltage generating device and method | |
| CN103280955B (en) | The DC side harmonics of double reverse-stars type thyristor rectifier system suppresses System and method for | |
| CN102983730A (en) | Direct-current harmonic suppression system and method of double reversed star-like rectification system | |
| Ahmed et al. | Empirical Investigation of a Single-Phase New Topology Hybrid AC-DC Boost Converter with Low THD and High-Power Factor | |
| CN111786580B (en) | Series 40-pulse rectifier using direct-current side voltage harmonic injection method | |
| CN109525139A (en) | A kind of Microsecond grade pulse power | |
| CN105141149B (en) | A kind of electron beam microfabrication equipments accelerating power source device and control method | |
| CN109768715B (en) | 220kV ultrahigh-voltage electrostatic dust collection power supply | |
| CN201985763U (en) | Amplitude modulation high-frequency high-voltage power circuit used for electric precipitation | |
| CN204538976U (en) | Realize 1/2 nthe variable stage switching capacity type AC-AC converter of no-load voltage ratio | |
| CN101606310A (en) | High Level DC Voltage generator, electricity-generating method and the deduster that uses this generator | |
| CN206410183U (en) | A kind of circuit for being used to improve power of variable-frequency microwave oven factor | |
| CN110138244A (en) | 48 arteries and veins vertoroes of DC side passive harmonic suppression technology | |
| CN209748425U (en) | 220kV ultrahigh-voltage electrostatic dust removal power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |