CN203166799U - Large-power serial connection overlapped type pulse power supply - Google Patents
Large-power serial connection overlapped type pulse power supply Download PDFInfo
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- CN203166799U CN203166799U CN 201320110572 CN201320110572U CN203166799U CN 203166799 U CN203166799 U CN 203166799U CN 201320110572 CN201320110572 CN 201320110572 CN 201320110572 U CN201320110572 U CN 201320110572U CN 203166799 U CN203166799 U CN 203166799U
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 239000000428 dust Substances 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Abstract
The utility model relates to a large-power serial connection overlapped type pulse power supply constituted by 12 groups of pulse power supply modules and a high frequency high voltage module. The 12 groups of pulse power supply modules are connected with transformers having a variance ratio of 1:10, which are serially connected with each other and then are connected with the high frequency high voltage module in order to form a negative pulse waveform having an adjustable amplitude in a range from 0-(-120kv). Compared with the domestic same industries, the large-power serial connection overlapped type pulse power supply is advantageous in that the pulse power is large, the waveform is good, the primary side current distribution of the transformers is reasonable, the high voltage direct current power supply ripple is small, and the interference on the circuit is relatively small; by adopting the FPGA control scheme, the pulse modules can be controlled effectively and synchronously, and the system response speed can be accelerated greatly.
Description
Technical field
The utility model relates to the great power pulse power source on a kind of electric cleaner, the concrete complicated flue gas system that is used for collecting high resistivity dust.
Background technology
Electric cleaner is as main force's equipment of China's industrial dedusting, its high-voltage suppling power and control technology have had very big development so far from early eighties, along with industrial expansion and national further raising to the air pollution emission standard, high frequency electric source just progressively replaces traditional power frequency supply with its energy-efficient working method.High frequency electric source has significant dust removing effects under the lower industrial and mineral environment of dust specific resistance, but under the higher environment of dust specific resistance, such as the fine dusts of four electric fields, is easy to cause back corona phenomenon; It is charged to add that high specific resistance is difficult for, and blindly raising secondary voltage easily causes the frequent flashover of electric field, is unfavorable for dedusting on the contrary.
The pulse power is on the high frequency electric source basis, the pulse voltage that the stack pulsewidth is very narrow, frequency is higher, and its basic voltage is discharge inception voltage.Control corona current by adjusting pulse duration and amplitude, make the electric potential gradient that is deposited on the dust collector pole be lower than the dust layer puncture voltage, thereby effectively suppress anti-corona, simultaneously narrow pulsewidth high pressure can make high quick more charged and be unlikely to cause the electric field flashover than dust.
Its pulse power of the existing pulse power is lower, is difficult to the higher corona current of output, is not suitable for the deduster power supply.Pulse rising amplitude is higher, and the design of pulse transformer is a very big challenge, and hypermutation is bigger than its distributed constant of pulse transformer, and the forward position of paired pulses, pulsewidth and back are serious along influence; The high transient current of high-voltage pulse is easy to cause components from being damaged in addition.
The utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, a kind of high-power overlapped in series type pulse power is provided, pulse current can well be distributed, use the pulse transformer of low no-load voltage ratio to reduce distributed constant greatly, the forward position of paired pulses, pulsewidth and back are less along influence, and pulse power also can well be guaranteed.
The purpose of this utility model is achieved in that a kind of high-power overlapped in series type pulse power, it mainly is made up of 12 group pulse power modules and high-frequency and high-voltage module, described 12 group pulse power modules all link to each other for the transformer of 1:10 with the variation ratio, described 12 variations link to each other with the high-frequency and high-voltage module than the back of connecting mutually for the transformer of 1:10, form 0---(120kv) the negative pulse waveform of adjustable amplitude value.
Described pulse power module absorbs circuit by SCR rectification circuit, IGBT switching circuit, high power capacity accumulator and negative peak and constitutes.
Described high-frequency and high-voltage power supply by silicon controlled rectifier, IGBT full-bridge inverting, LCC series parallel resonance, hypermutation than transformer boost, the high voltage silicon stack rectification constitutes.
Compared with prior art, the utlity model has following beneficial effect:
The utility model is compared the domestic same industry, and pulse power is big, waveform good, and the transformer primary side current distributes rationally.The high-voltage DC power supply ripple is little, and is less to the interference of circuit, adopts the control scheme of FPGA, and energy efficient synchronization control impuls module is accelerated system response time greatly.
Description of drawings
Fig. 1 is master-plan block diagram of the present utility model.
Fig. 2 is the control circuit figure of pulse power module of the present utility model.
Fig. 3 is the control circuit figure of high voltagehigh frequency module of the present utility model.
Fig. 4 is FPGA control circuit figure of the present utility model.
Wherein:
SCR rectification circuit 1
High power capacity accumulator 3
Negative peak absorbs circuit 4
IGBT full bridge inverter 5
LCC series parallel resonance electric capacity 6
Hypermutation boosts 7 than transformer
High voltage silicon stack rectification 8.
Embodiment
The utility model relates to a kind of high-power overlapped in series type pulse power, it mainly is made up of 12 group pulse power modules and high-frequency and high-voltage module referring to Fig. 1, described 12 group pulse power modules all link to each other for the transformer of 1:10 with the variation ratio, described 12 variations link to each other with the high-frequency and high-voltage module than the back of connecting mutually for the transformer of 1:10, form 0---(120kv) the negative pulse waveform of adjustable amplitude value.
Referring to Fig. 2, described pulse power module is by SCR rectification circuit 1, IGBT switching circuit 2, high power capacity accumulator 3 and negative peak absorb circuit 4 and form, silicon controlled rectifier output is connected to reactor L1 in the described SCR rectification circuit 1, capacitor C 1 forms LC filtering, the diode D1 of described IGBT switching circuit 2 connects reactor L1 to prevent the reverse impact of electric current, IGBT and sustained diode 2 form IGBT high-speed switch commutation circuit, the large power energy storage capacitor C 2 of described high power capacity accumulator 3 contacts with diode D1, described negative peak absorbs circuit 3 and is made of diode D3 and capacitor C 3, and is connected primary.
Referring to Fig. 3, described high-frequency and high-voltage module by SCR rectification circuit, IGBT full bridge inverter 5, LCC series parallel resonance electric capacity 6, hypermutation than transformer boost 7, high voltage silicon stack rectification 8 constitutes, described IGBT full bridge inverter 5 is made up of four IGBTT1, T2, T3, T4 and fly-wheel diode K1, K2, K3, K4, resonant inductance L3 and resonant capacitance C5 and form LCC series parallel resonance electric capacity 6 by transformer secondary output equivalence to elementary capacitor C 6, hypermutation links to each other with resonant circuit than primary, the secondary high voltage silicon stack 8 that is constituted by a diode that is connected to.
Referring to Fig. 4, FPGA controls its controllable silicon and IGBT by the signal feedback of control impuls power module and high-frequency and high-voltage module, by software algorithm can high-sensitive regulating impulse frequency, pulse duration and pulse amplitude and basic voltage.
Claims (3)
1. high-power overlapped in series type pulse power, it is characterized in that it mainly is made up of 12 group pulse power modules and high-frequency and high-voltage module, described 12 group pulse power modules all link to each other for the transformer of 1:10 with the variation ratio, described 12 variations link to each other with the high-frequency and high-voltage module than the back of connecting mutually for the transformer of 1:10, form 0---(120kv) the negative pulse waveform of adjustable amplitude value.
2. a kind of high-power overlapped in series type pulse power according to claim 1 is characterized in that described pulse power module absorbs circuit (4) by SCR rectification circuit (1), IGBT switching circuit (2), high power capacity accumulator (3) and negative peak and constitutes.
3. a kind of high-power overlapped in series type pulse power according to claim 1 and 2, it is characterized in that described high-frequency and high-voltage power supply by silicon controlled rectifier, IGBT full-bridge inverting (5), LCC series parallel resonance (6), hypermutation than transformer boost (7), high voltage silicon stack rectification (8) constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110572 CN203166799U (en) | 2013-03-12 | 2013-03-12 | Large-power serial connection overlapped type pulse power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320110572 CN203166799U (en) | 2013-03-12 | 2013-03-12 | Large-power serial connection overlapped type pulse power supply |
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| Publication Number | Publication Date |
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| CN203166799U true CN203166799U (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320110572 Expired - Fee Related CN203166799U (en) | 2013-03-12 | 2013-03-12 | Large-power serial connection overlapped type pulse power supply |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944389A (en) * | 2014-04-04 | 2014-07-23 | 南京国电环保科技有限公司 | Novel resonant converter |
| CN105207516A (en) * | 2015-09-14 | 2015-12-30 | 上海交通大学 | High-frequency, high-voltage and direct-current superposition high-voltage pulse power source used for conducting electric dedusting |
| CN105549674A (en) * | 2016-01-07 | 2016-05-04 | 江苏源能环境工程有限公司 | High-power solid state high-voltage pulse power source |
| CN106357147A (en) * | 2016-09-30 | 2017-01-25 | 西安交通大学 | High-effect large-current combination wave generating circuit |
| CN107852092A (en) * | 2015-07-30 | 2018-03-27 | 保时捷股份公司 | Standalone module, electric transducer system and battery system |
-
2013
- 2013-03-12 CN CN 201320110572 patent/CN203166799U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103944389A (en) * | 2014-04-04 | 2014-07-23 | 南京国电环保科技有限公司 | Novel resonant converter |
| CN103944389B (en) * | 2014-04-04 | 2016-02-10 | 南京国电环保科技有限公司 | A kind of novel controlled resonant converter |
| CN107852092A (en) * | 2015-07-30 | 2018-03-27 | 保时捷股份公司 | Standalone module, electric transducer system and battery system |
| CN107852092B (en) * | 2015-07-30 | 2020-07-03 | 保时捷股份公司 | Independent module, electric converter system and battery system |
| CN105207516A (en) * | 2015-09-14 | 2015-12-30 | 上海交通大学 | High-frequency, high-voltage and direct-current superposition high-voltage pulse power source used for conducting electric dedusting |
| CN105549674A (en) * | 2016-01-07 | 2016-05-04 | 江苏源能环境工程有限公司 | High-power solid state high-voltage pulse power source |
| CN106357147A (en) * | 2016-09-30 | 2017-01-25 | 西安交通大学 | High-effect large-current combination wave generating circuit |
| CN106357147B (en) * | 2016-09-30 | 2019-02-05 | 西安交通大学 | A kind of high-effect high current combination wave generation circuit |
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| C14 | Grant of patent or utility model | ||
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Effective date of registration: 20160830 Granted publication date: 20130828 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20170228 Granted publication date: 20130828 |
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| PP01 | Preservation of patent right |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20170915 Granted publication date: 20130828 |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20170929 Granted publication date: 20130828 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20180329 Granted publication date: 20130828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20170312 |
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| CF01 | Termination of patent right due to non-payment of annual fee |