CN202655123U - High-voltage power supply of flexile and stable electrostatic dust collector - Google Patents
High-voltage power supply of flexile and stable electrostatic dust collector Download PDFInfo
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- CN202655123U CN202655123U CN 201220338215 CN201220338215U CN202655123U CN 202655123 U CN202655123 U CN 202655123U CN 201220338215 CN201220338215 CN 201220338215 CN 201220338215 U CN201220338215 U CN 201220338215U CN 202655123 U CN202655123 U CN 202655123U
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Abstract
The utility model relates to a high-voltage power supply of a flexible and stable electrostatic dust collector. The high-voltage power supply of the flexible and stable electrostatic dust collector is provided with a housing and a circuit board; a three-phase rectifying circuit module, a filter circuit module, a high-frequency inverter module, an output pulse transformer module and a capacitor dual voltage rectifying module are sequentially arranged on the circuit in sequence, and are sequentially connected in series in a power supply way; the output end of the capacitor dual voltage rectifying module is externally connected with a negative pole and a positive pole of the dust collector; and the high-frequency inverter module is connected with an intelligent controller through a pulse driver in a control manner. The high-voltage power supply of the flexible and stable electrostatic dust collector provided by the utility model is applicable to electrostatic dust collecting, and has the advantages of being capable of suppressing back corona, reducing energy consumption, improving working voltage and dust removing efficient in an electric field, reducing volume, decreasing steel consumption and equipment cost.
Description
Technical field
The utility model belongs to a kind of power supply, and concrete is a kind of power supply to the electrostatic dust collection equipment power supply.
Background technology
Electrostatic precipitator is to utilize high voltage electric field that flue gas is ionized, the dust in the air-flow charged under electric field action with flow separation.Oil smoke when British gilbert spy observed electrical body attraction light-off in 1600, British Lodge had been built the industrial electric cleaner of First at lead smelter in 1885, do high voltage source because of unreliable failure with the electrostatic induction device, U.S.'s Cotterell in 1907 adopts synchronization mechanism rectifier generation high pressure to catch sulfuric acid mist and succeeds afterwards extensive use in the industry such as smelting, cement, power station, boiler, papermaking.The appearance of silicon rectifier in 1940 and the power supply mode of automatically controlling have more promoted development and the application of electric precipitation, so the development of high-voltage electrostatic power is a key factor that promotes the electric precipitation development.
At present, the viewpoint of " Rectified alternating current pressure ratio stable DC voltage is superior " and " the power work Best Point is in above certain of spark originating point " that puts forward based on U.S.'s Mr White, the technology path of the power supply of existing electrostatic precipitator is to adopt 50 weeks of power frequency directly once to boost to several ten thousand volts by appendiron core transformer and become the pulsating direct current of hardware features as the power supply of deduster through rectification again, and activate automatic detection by microelectric technique, from motion tracking, automatically suppressing that the duty of power supply is adjusted at " optimal discharge sparkle ratio " locates, ubiquity efficient low (about 50%), the long-term work of output transformer secondary high pressure is at 5～100,000 volts, insulation damages often occurs, the breakdown between adjacent turns short circuit, reliability of operation is not good enough continuously, the defectives such as many life-spans of fault are short, the rate of good of equipment is low.
The utility model content
The purpose of this utility model is in order to address the above problem, propose a kind of soft maidenliness electric cleaner high voltage source, this soft maidenliness electric cleaner high voltage source has can suppress anti-corona, reduce energy consumption, improve field operation voltage and efficiency of dust collection, minimizing volume, reduce the advantages such as steel consumption amount and equipment manufacturing cost.
The purpose of this utility model is achieved through the following technical solutions: soft maidenliness electric cleaner high voltage source, be provided with housing and circuit board, it is characterized in that: be provided with successively the rectified three-phase circuit module on the described circuit board, filter circuit module, the high-frequency inverter module, the output pulse transformer module, the capacitor voltage doubling rectifier module, described rectified three-phase circuit module, filter circuit module, the high-frequency inverter module, the output pulse transformer module, capacitor voltage doubling rectifier module successively series-fed connects, and described capacitor voltage doubling rectifier module output is circumscribed with the negative electrode of dust arrester, anode; Described high-frequency inverter module is by pulse driver and intelligent controller control connection; The output of described high-frequency inverter module is by current foldback circuit and intelligent controller control connection; Described capacitor voltage doubling rectifier module is respectively by current foldback circuit, overvoltage crowbar and intelligent controller control connection.
The embodiment that the utility model further improves and replenishes:
Described intelligent controller can adopt a kind of among micro computer, computer, the PWM controller.
The external overheating protection circuit of described intelligent controller.
Soft maidenliness electric precipitation high voltage source main feature: (1) with the soft stable high-pressure power supply of IGBT module as the high-power conversion module of high-frequency inversion, its power output 20KVA, and frequency can at 20KHz, be enough to satisfy the needs of large-scale electrostatic dust collection equipment; (2) power output is continuously adjustable 0～100%, can carry out the adjusting of output current and power output, reaches dust removing effects the best; (3) power output can according to different application scenarios, customize; (4) perfect limiting protecting function has current limliting, short circuit, overload, overvoltage, overheat protector and limitation function; Have the output transformer state-detection, wherein overcurrent-overvoltage all has the hardware and software duplicate protection; (5) device adopts high brightness display unit, practical work state and fault-signal and warning; (6) device adopts the modular design of simplicity, and is not only inside and outside elegant in appearance, and easy to maintenance simple; (7) by user interface, can realize easily the functions such as distant place control, center-control; (8) the IGBT driving can obviously change harmonic wave fast, reduces Dead Time, reduces switching loss, increases the stability that high frequency is followed the tracks of inversion, also has simultaneously short-circuit protection and under-voltage protection function.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: referring to accompanying drawing 1, soft maidenliness electric cleaner high voltage source, be provided with housing and circuit board, it is characterized in that: be provided with successively rectified three-phase circuit module, filter circuit module, high-frequency inverter module, output pulse transformer module, capacitor voltage doubling rectifier module on the described circuit board, described rectified three-phase circuit module, filter circuit module, high-frequency inverter module, output pulse transformer module, capacitor voltage doubling rectifier module successively series-fed connect, and described capacitor voltage doubling rectifier module output is circumscribed with negative electrode, the anode of dust arrester; Described high-frequency inverter module is by pulse driver and intelligent controller control connection; The output of described high-frequency inverter module is by current foldback circuit and intelligent controller control connection; Described capacitor voltage doubling rectifier module is respectively by current foldback circuit, overvoltage crowbar and intelligent controller control connection; Described intelligent controller can adopt micro computer; The external overheating protection circuit of described intelligent controller.
It should be noted that at last: obviously, above-described embodiment only is for the utility model example clearly is described, and is not the restriction to embodiment.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 all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the present utility model.
Claims (3)
1. soft maidenliness electric cleaner high voltage source, be provided with housing and circuit board, it is characterized in that: be provided with successively rectified three-phase circuit module, filter circuit module, high-frequency inverter module, output pulse transformer module, capacitor voltage doubling rectifier module on the described circuit board, described rectified three-phase circuit module, filter circuit module, high-frequency inverter module, output pulse transformer module, capacitor voltage doubling rectifier module successively series-fed connect, and described capacitor voltage doubling rectifier module output is circumscribed with negative electrode, the anode of dust arrester; Described high-frequency inverter module is by pulse driver and intelligent controller control connection; The output of described high-frequency inverter module is by current foldback circuit and intelligent controller control connection; Described capacitor voltage doubling rectifier module is respectively by current foldback circuit, overvoltage crowbar and intelligent controller control connection.
2. soft maidenliness electric cleaner high voltage source according to claim 1 is characterized in that: described intelligent controller can adopt a kind of among micro computer, computer, the PWM controller.
3. soft maidenliness electric cleaner high voltage source according to claim 1 is characterized in that: the external overheating protection circuit of described intelligent controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220338215 CN202655123U (en) | 2012-07-13 | 2012-07-13 | High-voltage power supply of flexile and stable electrostatic dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220338215 CN202655123U (en) | 2012-07-13 | 2012-07-13 | High-voltage power supply of flexile and stable electrostatic dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202655123U true CN202655123U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220338215 Expired - Fee Related CN202655123U (en) | 2012-07-13 | 2012-07-13 | High-voltage power supply of flexile and stable electrostatic dust collector |
Country Status (1)
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| CN (1) | CN202655123U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102764697A (en) * | 2012-07-13 | 2012-11-07 | 戴明君 | Flexible and stable high-voltage power supply of electrostatic precipitator |
| CN104275242A (en) * | 2013-07-11 | 2015-01-14 | 宁波哲恺电器有限公司 | Air purifier |
| CN104617778A (en) * | 2015-02-10 | 2015-05-13 | 兰州空间技术物理研究所 | Low-current output high-voltage power supply circuit wide in input voltage range and high in load regulation rate |
| CN108616222A (en) * | 2018-07-10 | 2018-10-02 | 南京工业大学 | A kind of multi gear for clarifying smoke exports high voltage power supply |
| CN108607689A (en) * | 2018-04-24 | 2018-10-02 | 江苏凯西电气设备科技有限公司 | A kind of equipment for purifying oil-fume high-voltage power supply special based on voltage-multiplying circuit technology |
-
2012
- 2012-07-13 CN CN 201220338215 patent/CN202655123U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102764697A (en) * | 2012-07-13 | 2012-11-07 | 戴明君 | Flexible and stable high-voltage power supply of electrostatic precipitator |
| CN104275242A (en) * | 2013-07-11 | 2015-01-14 | 宁波哲恺电器有限公司 | Air purifier |
| CN104275242B (en) * | 2013-07-11 | 2017-06-16 | 宁波哲恺电器有限公司 | A kind of air purifier |
| CN104617778A (en) * | 2015-02-10 | 2015-05-13 | 兰州空间技术物理研究所 | Low-current output high-voltage power supply circuit wide in input voltage range and high in load regulation rate |
| CN108607689A (en) * | 2018-04-24 | 2018-10-02 | 江苏凯西电气设备科技有限公司 | A kind of equipment for purifying oil-fume high-voltage power supply special based on voltage-multiplying circuit technology |
| CN108607689B (en) * | 2018-04-24 | 2019-07-02 | 江苏凯西电气设备科技有限公司 | A kind of equipment for purifying oil-fume high-voltage power supply special based on voltage-multiplying circuit technology |
| CN108616222A (en) * | 2018-07-10 | 2018-10-02 | 南京工业大学 | A kind of multi gear for clarifying smoke exports high voltage power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Dai Mingjun Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20150713 |
|
| EXPY | Termination of patent right or utility model |