CN202705038U - Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe - Google Patents
Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe Download PDFInfo
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- CN202705038U CN202705038U CN 201220311070 CN201220311070U CN202705038U CN 202705038 U CN202705038 U CN 202705038U CN 201220311070 CN201220311070 CN 201220311070 CN 201220311070 U CN201220311070 U CN 201220311070U CN 202705038 U CN202705038 U CN 202705038U
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- ozone
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- discharge tube
- high pressure
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Abstract
The utility model discloses large-size ozone generating equipment capable of automatically adjusting work voltage of an ozone electro-discharge pipe. The ozone generating equipment capable of automatically adjusting the work voltage of ozone electro-discharge pipe comprises a power supply system, an ozone generator, an air source system and a control system, wherein a secondary of a boosting transformer in the power supply system is connected with a high-voltage detection device in parallel, the high-voltage detection device is composed of a high-voltage sampling terminal, a resistance voltage-dividing network, a rectifier filter circuit, a voltage clamping circuit, a digital signal processor, an optoelectronic isolation circuit, an RS485 interface circuit, a high-voltage detection digital interface and a power interface which are in circuit connection in sequence, the high-voltage detection device is used to detect digital signals of electric isolation transformed from the work voltage of the ozone electro-discharge pipe in a cavity of the generator, the digital signals are fed back to the control system through a digital bus, the control system controls the duty factor of output impulse frequency and/or output impulse of a frequency-variable power source of the power supply system in the digital signal mode according to the comparing result between the work voltage value and a preset value of the ozone electro-discharge pipe, and therefore the work voltage of the ozone electro-discharge pipe can be automatically stabilized around the preset value.
Description
Technical field
The utility model relates to ozone to be equipped, and especially can automatically regulate the ozone of ozone discharge tube operating voltage and equip.
Background technology
Because the strong oxidizing property of ozone, it is widely applied in industries such as water treatment, sewage disposal, deodorization and discolorations.The domestic dielectric barrier discharge technology that mostly adopts is as the ozoniferous method of industrialization at present, and existing ozone equipment occurs mainly is made of power supply system, air supply system, cooling water system, ozonizer and Controlling System.Power supply adjusting for ozonizer all is to realize by output pulse frequency, pulse duty factor and the impulse density that changes variable-frequency power sources basically, and the ozone discharge tube operational voltage value is determined by aforementioned two parameters.For improving the reliability of regulating and controlling, the method realization self-excitation resonance operation that the general not proportion of equipment is followed the tracks of occurs in large-scale ozone, but by Controlling System manually the variable-frequency power sources in the power supply system assign output pulse frequency, pulse duty factor instruction, and then artificially regulate the ozone discharge tube operational voltage value.The major defect that this manual regulation variable-frequency power sources output pulse frequency, pulse duty factor are regulated the large-scale ozone generation equipment of ozone discharge tube operating voltage is embodied in following three aspects.
The one,, in the equipment debug phase, need to articulate high-voltage probe at the step-up transformer secondary, be connected on the oscilloscope, adopted the mode of manual feedback by two above commissioning staffs, repeatedly adjusting just can reach desirable ozone discharge tube operational voltage value.Usually large-scale ozonizer comprises a large amount of ozone discharge tubes, therefore generally speaking, all adopt the switched-mode power supply mode to power to large-scale ozonizer, each power supply zone need to be debugged equally, therefore when comprising a large amount of power supply branches and ozone discharge tube subregion in the large-scale ozone generator, this debugging inconvenience is especially serious.
The 2nd,, in the equipment operation phase, can't know in real time ozone discharge tube real work voltage, be unfavorable for the running maintenance of equipping.
The 3rd,, the variation of electrical network condition, gas source condition can make ozone discharge tube real work voltage deviation Design Theory value, even arrives a dangerous high-voltage, and the manual regulation pattern can not be avoided this harm in time.
Therefore, be badly in need of a kind ofly can automatically regulating near the system that real work magnitude of voltage that the ozone discharge tube operating voltage makes ozonizer is stabilized in the preset value and satisfying actual needs.
The utility model content
The purpose of this utility model is to propose a kind of ozone that can automatically regulate the ozone discharge tube operating voltage to equip.
The technical scheme that solves technical problem described in the utility model is: a kind of ozone of automatic adjusting ozone discharge tube operating voltage is equipped, comprise power supply system, ozonizer, air supply system and Controlling System, the low-voltage distribution equipment that described power supply system is connected by sequential circuit, variable-frequency power sources, resonant inductance and step-up transformer form, the high pressure tap of step-up transformer secondary is electrically connected with the high pressure connection of ozonizer, the low pressure tap of step-up transformer secondary is electrically connected with the low-pressure connector of ozonizer, it is characterized in that: described step-up transformer secondary has been installed in parallel a high pressure arrangement for detecting, described high pressure arrangement for detecting also is connected with the Controlling System circuit, operational voltage value in order to ozone discharge tube in the ozonizer that will detect feeds back in the Controlling System, and Controlling System is connected with described variable-frequency power sources circuit and is used for to the regulating command of variable-frequency power sources output voltage.
For better technique effect, technical characterictic of the present utility model can be specially following technical characterstic:
The ozone discharge tube that ozone is occured equipment carries out branch feeding, and the ozone discharge tube that is about to described ozonizer is divided into several ozone discharge tube subregions, and each ozone discharge tube subregion comprises several ozone discharge tubes; Each ozone discharge tube subregion is by a power supply branch feeding, each power supply branch is comprised of low-voltage distribution equipment, variable-frequency power sources, resonant inductance and the step-up transformer of in turn circuit connection, and it is identical with the circuit connection of the power supply system inside described in the aforementioned technical solutions of the utility model that the circuit of each power supply branch inside connects; Each transformer secondary has been installed in parallel a high pressure arrangement for detecting; Each power supply branch is connected with described Controlling System; Each high pressure arrangement for detecting also is connected with described Controlling System; Each power supply branch is identical with the circuit of ozonator annexation with the power supply system described in the aforementioned technical solutions of the utility model with the circuit connecting relation of ozone discharge tube subregion; The circuit connecting relation of each power supply branch and high pressure arrangement for detecting is identical with the annexation of the power supply system described in the aforementioned technical solutions of the utility model and high pressure arrangement for detecting.
Described high pressure arrangement for detecting provides power supply by Controlling System.
Described Controlling System comprises independently number bus interface of two the first number bus interfaces and the second number bus interfaces, and wherein the first number bus interface is connected with the high pressure arrangement for detecting, is used for obtaining the ozone discharge tube operational voltage value from the high pressure arrangement for detecting; The second number bus interface is connected with variable-frequency power sources, is used for to variable-frequency power sources output regulating command.
Described high pressure arrangement for detecting is comprised of high-pressure sampling terminal, resistance pressure-dividing network, current rectifying and wave filtering circuit, voltage clamping circuit, digital signal processor, photoelectric isolating circuit, RS485 interface circuit and high pressure detecting data interface and the power interface of in turn circuit connection.
Described high pressure arrangement for detecting also comprises an insulating power supply module, described insulating power supply module input is connected on the power interface, and the output terminal of power module provides insulating power supply to the former limit of photoelectric isolating circuit and voltage clamping circuit, digital signal processor, the photoelectric isolating circuit of front end thereof.
Described high-pressure sampling terminal is comprised of the first high-pressure sampling terminal and the second high-pressure sampling terminal; Described the first high-pressure sampling terminal is connected with transformer secondary high pressure tap circuit; Described the second high-pressure sampling terminal is connected with step-up transformer secondary low pressure tap circuit.
Described resistance pressure-dividing network is sequentially connected with some common kilo-ohm of level resistance by mega-ohms high-tension resistive withstand voltage more than some the 2kV and is consisted of.
Described resistance pressure-dividing network is substituted by voltage transformer.
Described the second high-pressure sampling terminal is bolt hole.
The beneficial effects of the utility model are, simplify ozone and equip the particularly debug process of large-scale ozone generation equipment, ozone discharge tube real work magnitude of voltage can be presented on the Controlling System man-machine interface intuitively, make things convenient for the running maintenance personnel to check, and automatically regulate the real work magnitude of voltage and be stabilized near the preset value, greatly lifting gear on-road efficiency and reliability.
Description of drawings
Fig. 1 is the electrical block diagram that an embodiment of equipment occurs the utility model ozone;
Fig. 2 is the structural representation that an embodiment of the high pressure arrangement for detecting circuit that uses is equipped in the generation of the utility model ozone;
Fig. 3 is that the electrical block diagram that equipment adopts the embodiment of switched-mode power supply occurs ozone of the present utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
Embodiment 1: as shown in Figure 1, a kind of ozone of automatic adjusting ozone discharge tube operating voltage is equipped, and comprises power supply system 1, ozonizer 2, air supply system 3 and Controlling System 4, also comprises a high pressure arrangement for detecting 6.Described power supply system is comprised of low-voltage distribution equipment 11, variable-frequency power sources 12, resonant inductance 13 and the step-up transformer 14 of in turn circuit connection; The high pressure tap 141 of described step-up transformer 14 secondary is electrically connected with the high pressure connection 21 of ozonizer, and the low pressure tap 142 of step-up transformer 14 secondary is electrically connected with the low-pressure connector 22 of ozonizer.Described Controlling System 4 comprises 42 two the first number bus interfaces 41 and the second number bus interfaces independently number bus interface and a personal-machine interface 43, wherein, the first number bus interface 41 is connected with high pressure arrangement for detecting 6, be used for obtaining the ozone discharge tube operational voltage value from the high pressure arrangement for detecting, the second number bus interface 42 is connected with described variable-frequency power sources 12, is used for to the regulating command of variable-frequency power sources output voltage.Described high pressure arrangement for detecting 6 is connected with the number bus interface 41 of Controlling System 4, operational voltage value in order to ozone discharge tube in the ozonizer that will detect feeds back in the Controlling System 4, the operational voltage value of ozone discharge tube is presented on the Controlling System man-machine interface 43, makes things convenient for the running maintenance personnel to check.
High pressure arrangement for detecting 6 described in this enforcement 1 is by Controlling System 4 power supply, as shown in fig. 1,4 pairs of high pressure arrangement for detecting 6 of described Controlling System for be electrically connected with the two between represent being connected with same wire of number bus.
The high pressure arrangement for detecting circuit 6 that the ozone generation equipment of above-described embodiment 1 uses as shown in Figure 2, among Fig. 2, described high pressure arrangement for detecting 6 is comprised of high-pressure sampling terminal 61, resistance pressure-dividing network 62, current rectifying and wave filtering circuit 63, voltage clamping circuit 64, digital signal processor 65, photoelectric isolating circuit 66, the RS485 interface circuit 67 of in turn circuit connection, and described high pressure arrangement for detecting 6 also comprises high pressure detecting data interface 68 and power interface 69; The differential signal line RS485A of described RS485 interface circuit 67 and RS485B are connected on the data-interface 68 of high pressure arrangement for detecting, the power interface 69 of high pressure arrangement for detecting 6 is electrically connected with Controlling System 4, namely draw one road D.C. regulated power supply VCC1/GND1 by described Controlling System 4 and be connected on the power interface 69 of high pressure arrangement for detecting 6 in order to 6 power supplies of high pressure arrangement for detecting, specifically secondary and the RS485 interface circuit 67 to the photoelectric isolating circuit 66 of high pressure arrangement for detecting 6 provides power supply.
Described high-pressure sampling terminal 61 comprises the first high-pressure sampling terminal 611 and the second high-pressure sampling terminal 612, and described the first high-pressure sampling terminal 611 is electrically connected with transformer secondary high pressure tap 141; Described the second high-pressure sampling terminal 612 is electrically connected in order to the service voltage to ozonizer with step-up transformer secondary low pressure tap 142 and takes a sample.
As shown in Figure 2, described high pressure arrangement for detecting also comprises an insulating power supply module 70, the power input of described insulating power supply module 70 is connected with power interface 69 makes its VCC1/GND1 Power supply of being drawn by Controlling System 4, the output terminal of insulating power supply module 70 be used for providing insulating power supply to voltage clamping circuit 64, digital signal processor 65 and photoelectric isolating circuit 66 former limits.Obtain the D.C. regulated power supply VCC2/GND2 of one group of electrical isolation after the VCC1/GND1 power supply process insulating power supply module 70, so can effectively avoid the formation of ground wire circulation, improve signal transmission quality; And after adopting insulating power supply module 70, high-pressure sampling terminal 61 distributions that can avoid high pressure arrangement for detecting 6 are not at that time to the electrical hazard of Controlling System 4.
Described resistance pressure-dividing network 62 is sequentially connected with a common kilo-ohm of level resistance by eight mega-ohms high-tension resistives withstand voltage more than the 2kV and is consisted of.
During work, resistance pressure-dividing network 62 is converted into three ten-day period of hot season low voltage signal with the thousands of volt high voltage signals on the high pressure detecting sampling terminal, after processing, low voltage signal process current rectifying and wave filtering circuit 63 after the conversion and voltage clamping circuit 64 be input in the analog to digital conversion interface of digital signal processor 65, and then calculate ozone discharge tube operational voltage value in the ozonizer 2, especially its voltage peak.Signal process photoelectric isolating circuit 66 after digital signal processor 65 is managed wherethrough and RS485 interface circuit 67 upload in the Controlling System 4 by the number bus interface 41 of high pressure detecting data interface 68 and Controlling System.
Its principle of work is, by the high pressure arrangement for detecting ozone discharge tube operational voltage value is fed back in the Controlling System, Controlling System 4 will compare from real work magnitude of voltage and the preset value that high pressure is detected the ozonizer that number bus interface 68 receives, draw the voltage-regulation instruction, output to the voltage-regulation instruction on the variable-frequency power sources 12 of power supply system from number bus interface 42 with digital signal pattern again, control output pulse frequency and pulse duty factor finally make the ozone generating plumber of ozonizer make voltage stabilization near preset value.
For whole equipment, Controlling System 4 is obtained the ozone discharge tube operational voltage value to variable-frequency power sources 12 output voltage regulating commands with from high pressure arrangement for detecting 6.Wherein all be higher than from high pressure arrangement for detecting 6 to the importance of variable-frequency power sources 12 output voltage regulating commands with to the requirement of its reliability and obtain the ozone discharge tube operational voltage value, therefore, in Controlling System 4, adopt in the present embodiment two independently number bus interface 41 and 42 finish respectively above-mentioned two transformation tasks.Simultaneously, two independently the number bus interface can improve transmission efficiency.
Embodiment 2: as shown in Figure 3, a kind of ozone of automatic adjusting ozone discharge tube operating voltage is equipped, and described ozonizer 2 is made of several ozone discharge tube subregions 23, and each ozone discharge tube subregion 23 comprises several ozone discharge tubes; Each ozone discharge tube subregion 23 is by a power supply branch feeding, each power supply branch is by low-voltage distribution equipment 11 ', variable-frequency power sources 12 ', resonant inductance 13 ' and the step-up transformer 14 ' of in turn circuit connection, and the circuit connection of each power supply branch inside connects identical with the circuit of the power supply system inside described in the aforementioned technical solutions of the utility model; The high pressure tap 141 ' of described each step-up transformer 14 ' secondary is electrically connected with the high pressure connection 21 ' of ozonizer, and the low pressure tap 142 ' of step-up transformer 14 ' secondary is electrically connected with the low-pressure connector 22 ' of ozonizer; Each transformer 14 ' secondary has been installed in parallel an embodiment 1 described high pressure arrangement for detecting 6; Each power supply branch is connected with described Controlling System 4, and each high pressure arrangement for detecting 6 is connected with Controlling System 4; Each power supply branch is identical with the circuit of ozonator annexation with embodiment 1 described power supply system with the circuit connecting relation of ozone discharge tube subregion; The circuit connecting relation of each power supply branch and high pressure arrangement for detecting is identical with the annexation of embodiment 1 described power supply system and high pressure arrangement for detecting.
During work, Controlling System 4 is independently carried out respectively following steps to each power supply branch: 1, will detect number bus interface 68 ozone discharge tube subregion real work magnitude of voltage and the preset values corresponding with it that receive from high pressure and compare, and draw the voltage-regulation instruction; 2, with digital signal pattern the voltage-regulation instruction is outputed to the variable-frequency power sources 12 ' corresponding with this ozone discharge tube subregion from number bus interface 42, control output pulse frequency and pulse duty factor finally make the ozone generating plumber of this subregion make voltage stabilization near preset value.
High pressure arrangement for detecting described in the utility model is power supply separately; The low pressure tap of described high-pressure sampling terminal is that bolt hole is with on the low pressure tap bolt that is locked in easily the step-up transformer secondary; Described resistance pressure-dividing network also can be substituted by the voltage transformer that is turned low pressure by high pressure.
The above is to the greatest extent preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change, and all should belong to the utility model covering scope.
Claims (10)
1. an ozone of automatically regulating the ozone discharge tube operating voltage is equipped, comprise power supply system (1), ozonizer (2), air supply system (3) and Controlling System (4), the low-voltage distribution equipment (11) that described power supply system is connected by sequential circuit, variable-frequency power sources (12), resonant inductance (13) and step-up transformer (14) form, the high pressure tap (141) of step-up transformer (14) secondary is electrically connected with the high pressure connection (21) of ozonizer, the low pressure tap (142) of step-up transformer (14) secondary is electrically connected with the low-pressure connector (22) of ozonizer, it is characterized in that: described step-up transformer (14) secondary has been installed in parallel a high pressure arrangement for detecting (6), described high pressure arrangement for detecting (6) also is connected with Controlling System (4) circuit, operational voltage value in order to ozone discharge tube in the ozonizer that will detect feeds back in the Controlling System, and Controlling System (4) is connected with described variable-frequency power sources circuit and is used for to the regulating command of variable-frequency power sources output voltage.
2. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 1 is equipped, it is characterized in that: the ozone discharge tube that ozone is occured equipment carries out branch feeding, the ozone discharge tube that is about to described ozonizer is divided into several ozone discharge tube subregions (23), and each ozone discharge tube subregion (23) comprises several ozone discharge tubes; Each ozone discharge tube subregion (23) is by a power supply branch feeding, each power supply branch is comprised of the low-voltage distribution equipment (11 '), variable-frequency power sources (12 '), resonant inductance (13 ') and the step-up transformer (14 ') that connect in turn, and the circuit connection of each power supply branch inside connects identical with the circuit of power supply system claimed in claim 1 (1) inside; Each transformer (14 ') secondary has been installed in parallel a high pressure arrangement for detecting (6); Each power supply branch is connected with described Controlling System (4); Each high pressure arrangement for detecting (6) also is connected with described Controlling System (4); Each power supply branch is identical with ozonizer (2) circuit connecting relation with circuit connecting relation and the power supply system claimed in claim 1 (1) of ozone discharge tube subregion (23); Each power supply branch is identical with the annexation of high pressure arrangement for detecting (6) with circuit connecting relation and the power supply system claimed in claim 1 (1) of high pressure arrangement for detecting (6).
3. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 1 and 2 is equipped, and it is characterized in that: described high pressure arrangement for detecting (6) provides power supply by Controlling System (4).
4. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 1 and 2 is equipped, and it is characterized in that: described Controlling System (4) comprises independently number bus interface of (42) two the first number bus interfaces (41) and the second number bus interfaces; Wherein, the first number bus interface (41) is connected with high pressure arrangement for detecting (6); The second number bus interface (42) is connected with variable-frequency power sources.
5. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 1 and 2 is equipped, and it is characterized in that: described high pressure arrangement for detecting (6) is comprised of high-pressure sampling terminal (61), resistance pressure-dividing network (62), current rectifying and wave filtering circuit (63), voltage clamping circuit (64), digital signal processor (65), photoelectric isolating circuit (66), RS485 interface circuit (67) and high pressure detecting data interface (68) and the power interface (69) of in turn circuit connection.
6. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 5 is equipped, it is characterized in that: described high pressure arrangement for detecting (6) also comprises an insulating power supply module (70), described insulating power supply module (70) input terminus is connected on the power interface (69), and the output terminal of insulating power supply module (70) provides insulating power supply to the former limit of photoelectric isolating circuit (66) and voltage clamping circuit (64), the digital signal processor (65) of front end thereof.
7. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 5 is equipped, and it is characterized in that: described high-pressure sampling terminal (61) is comprised of the first high-pressure sampling terminal (611) and the second high-pressure sampling terminal (612); Described the first high-pressure sampling terminal (611) is connected with transformer (14) secondary high pressure tap circuit; Described the second high-pressure sampling terminal (612) is connected with step-up transformer (14) secondary low pressure tap circuit.
8. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 5 is equipped, and it is characterized in that: described resistance pressure-dividing network (62) is sequentially connected with some common kilo-ohm of level resistance by mega-ohms high-tension resistive withstand voltage more than some the 2kV and is consisted of.
9. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 5 is equipped, and it is characterized in that: described resistance pressure-dividing network is substituted by voltage transformer.
10. the ozone of automatic adjusting ozone discharge tube operating voltage according to claim 7 is equipped, and it is characterized in that: described the second high-pressure sampling terminal (612) is bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311070 CN202705038U (en) | 2012-06-28 | 2012-06-28 | Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311070 CN202705038U (en) | 2012-06-28 | 2012-06-28 | Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705038U true CN202705038U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220311070 Withdrawn - After Issue CN202705038U (en) | 2012-06-28 | 2012-06-28 | Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202705038U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103508425A (en) * | 2012-06-28 | 2014-01-15 | 福建新大陆环保科技有限公司 | Large ozone generation equipment for automatically adjusting working voltage of ozone discharging pipe |
| CN104436269A (en) * | 2014-12-26 | 2015-03-25 | 合肥华凌股份有限公司 | Bacteria removing device and refrigerator |
-
2012
- 2012-06-28 CN CN 201220311070 patent/CN202705038U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103508425A (en) * | 2012-06-28 | 2014-01-15 | 福建新大陆环保科技有限公司 | Large ozone generation equipment for automatically adjusting working voltage of ozone discharging pipe |
| CN103508425B (en) * | 2012-06-28 | 2015-05-20 | 福建新大陆环保科技有限公司 | Large ozone generation equipment for automatically adjusting working voltage of ozone discharging pipe |
| CN104436269A (en) * | 2014-12-26 | 2015-03-25 | 合肥华凌股份有限公司 | Bacteria removing device and refrigerator |
| CN104436269B (en) * | 2014-12-26 | 2017-12-19 | 合肥华凌股份有限公司 | Bactericidal device and refrigerator |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130130 Effective date of abandoning: 20150520 |
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| RGAV | Abandon patent right to avoid regrant |