CN202033437U - Electrostatic precipitator operating efficiency monitoring system - Google Patents
Electrostatic precipitator operating efficiency monitoring system Download PDFInfo
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- CN202033437U CN202033437U CN2011201016456U CN201120101645U CN202033437U CN 202033437 U CN202033437 U CN 202033437U CN 2011201016456 U CN2011201016456 U CN 2011201016456U CN 201120101645 U CN201120101645 U CN 201120101645U CN 202033437 U CN202033437 U CN 202033437U
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- voltage electric
- signal acquisition
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- electrostatic precipitator
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Abstract
The utility model relates to an electrostatic precipitator operating efficiency monitoring system, in particular to a system for monitoring an operating condition of an electrostatic precipitator online in real time and assessing a working efficiency level of the electrostatic precipitator. In order to solve the problems, the utility model provides the system for monitoring the operating condition of the electrostatic precipitator online in real time and assessing the working efficiency level of the electrostatic precipitator. The scheme adopted by the utility model is that: a high-voltage electric field current signal collector is connected with a high-voltage electric field current signal collecting interface; a high-voltage electric field voltage signal collector is connected with a high-voltage electric field voltage signal collecting interface; a soot-and-dust flow rate collector is connected with a soot-and-dust flow rate collecting interface; and a central processing unit is respectively connected with the high-voltage electric field current signal collecting interface, the high-voltage electric field voltage signal collecting interface, the soot-and-dust flow rate collecting interface, a storage, transmission interfaces, a display, an alarm and a power source. The electrostatic precipitator operating efficiency monitoring system is used for monitoring the operating condition of the electrostatic precipitator.
Description
Technical field
The supervisory system of the utility model electrostatic precipitator operational efficiency is specifically related to a kind of to the working condition real time on-line monitoring of electrostatic precipitator and the system that its work efficiency grade is assessed.
Background technology
Electrostatic precipitator is to utilize high-voltage electric field to make flue gas generation ionization, thus make dust in the air-flow charged under electric field action with burbling.Negative pole is made by the plain conductor of different section shape, is sparking electrode, and positive pole is made by the sheet metal of different geometries, is collecting electrode.The dust removing effects of this fly-ash separator is fine, but the performance of electrostatic precipitator is subjected to the influence of three factors such as dust characteristic, equipment structure and flue gas flow rate.The ratio resistance of dust is the index of estimating electric conductivity, and it has direct influence to efficiency of dust collection.Lower excessively than resistance, grit is difficult to remain on the collecting electrode, causes it to return to air-flow.Than too high in resistance, the grit electric charge that arrives collecting electrode is difficult for emitting, and forms voltage gradient and can produce partial breakdown and electric discharge phenomena between knoisphere, and these situations all can cause efficiency of dust collection to descend.Because people can not observe the situation in the high-voltage electric field intuitively, seriously influenced the operational efficiency of fly-ash separator.Also there is not correlation technique to monitor and to assess at present to its work efficiency grade.
The utility model content
The utility model is at the deficiencies in the prior art, and problem to be solved provides a kind of to the working condition real time on-line monitoring of electrostatic precipitator and the system that its work efficiency grade is assessed.
In order to address the above problem, the scheme that the utility model adopts is: the supervisory system of electrostatic precipitator operational efficiency, mainly comprise acquisition layer, transport layer and key-course, and acquisition layer comprises automatic detection device and computer system, transport layer comprises switch, and key-course comprises central computer.
Described automatic detection device comprises: high-voltage electric field current signal collector, high-voltage electric field voltage signal acquisition device and flue dust flow velocity signal collector; Described computer system comprises: central processing unit, high-voltage electric field current signal acquisition interface, high-voltage electric field voltage signal acquisition interface, flue dust flow velocity signal acquisition interface, storer, transmission interface, display, alarm and power supply; High-voltage electric field current signal collector links to each other with high-voltage electric field current signal acquisition interface, high-voltage electric field voltage signal acquisition device links to each other with high-voltage electric field voltage signal acquisition interface, flue dust flow velocity signal collector links to each other with flue dust flow velocity signal acquisition interface, and central processing unit links to each other with high-voltage electric field current signal acquisition interface, high-voltage electric field voltage signal acquisition interface, flue dust flow velocity signal acquisition interface, storer, transmission interface, display, alarm, power supply respectively by lead.
The transmission interface of computer system carries out communication by the central computer of transport layer and key-course in the acquisition layer, realizes the collection and the monitoring of current signal and pressure difference signal.
Described switch or be wired, or be wireless.
High-voltage electric field current signal collector, high-voltage electric field voltage signal acquisition device and flue dust flow velocity signal collector are realized in the process of communication acquired signal through isolation processing with central processing unit.
The supervisory system of the utility model electrostatic precipitator operational efficiency compared with prior art has following beneficial effect.
1, the electrostatic precipitator operational efficiency is monitored in real time, and Monitoring Data is calculated assessment, assessment result is shown by display by the built-in evaluating system of computer system.
2, signals collecting adopts Signal Isolation Technology, and input, output, power supply three ends are isolated, and under the situation that ensures original signal circuit stability and precision, have satisfied the computing demand.
3, set up the mathematical model of the normal operation of electrostatic precipitator, the running status to electrostatic precipitator that can be real-time is assessed.
4, set up the operation idea bank, in time analyzed the problem that the electrostatic precipitator operation may exist, for the operations staff provides instruction.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done a nearly step explanation.
Fig. 1 is a hardware system structure synoptic diagram of the present utility model.
Fig. 2 is the process flow diagram of the control program of acquisition layer in the utility model.
Among the figure: 1 is acquisition layer, 2 is transport layer, 3 is key-course, 4 is automatic detection device, 5 is computer system, 6 is switch, 7 is central computer, 8 is high-voltage electric field current signal collector, 9 is high-voltage electric field voltage signal acquisition device, 10 is flue dust flow velocity signal collector, 11 is central processing unit, 12 is high-voltage electric field current signal acquisition interface, 13 is high-voltage electric field voltage signal acquisition interface, 14 is flue dust flow velocity signal acquisition interface, 15 is storer, 16 is transmission interface, 17 is display, 18 is alarm, 19 is power supply.
Embodiment
As shown in Figure 1, the supervisory system of electrostatic precipitator operational efficiency mainly comprises acquisition layer 1, transport layer 2 and key-course 3, and acquisition layer 1 comprises automatic detection device 4 and computer system 5, and transport layer 2 comprises switch 6, and key-course 3 comprises central computer 7.
Described automatic detection device 4 comprises: high-voltage electric field current signal collector 8, high-voltage electric field voltage signal acquisition device 9 and flue dust flow velocity signal collector 10; Described computer system 5 comprises: central processing unit 11, high-voltage electric field current signal acquisition interface 12, high-voltage electric field voltage signal acquisition interface 13, flue dust flow velocity signal acquisition interface 14, storer 15, transmission interface 16, display 17, alarm 18 and power supply 19; High-voltage electric field current signal collector 3 links to each other with high-voltage electric field current signal acquisition interface 7, high-voltage electric field voltage signal acquisition device 4 links to each other with high-voltage electric field voltage signal acquisition interface 8, flue dust flow velocity signal collector 5 links to each other with flue dust flow velocity signal acquisition interface 9, and central processing unit 11 links to each other with high-voltage electric field current signal acquisition interface 12, high-voltage electric field voltage signal acquisition interface 13, flue dust flow velocity signal acquisition interface 14, storer 15, transmission interface 16, display 17, alarm 18, power supply 19 respectively by lead.
The transmission interface 16 of computer system 5 carries out communication by the central computer 7 of transport layer 2 and key-course 3 in the acquisition layer 1, realizes the collection and the monitoring of current signal and pressure difference signal.
Described switch 6 or be wired, or be wireless.
High-voltage electric field current signal collector 8, high-voltage electric field voltage signal acquisition device 9 and flue dust flow velocity signal collector 10 are realized in the process of communications acquired signal through isolation processing with central processing unit 11.
High-voltage electric field current signal collector, high-voltage electric field voltage signal acquisition device and flue dust flow velocity signal collector all adopt Signal Isolation Technology, Signal Isolation Technology is also adopted in the input and output of computer system data, and the output of power supply also is connected with isolated gate and isolates.
As shown in Figure 2, the flow process of the control program of acquisition layer is in the supervisory system of the utility model electrostatic precipitator operational efficiency: at first, high-voltage electric field current signal acquisition interface and high-voltage electric field voltage signal acquisition interface carry out real-time [collection of high-voltage electric field current signal] and [high-voltage electric field voltage signal acquisition] respectively, carry out [comparing] with the current/voltage preset value that is stored in the storer after by [current signal isolation processing] and [voltage signal isolation processing] simulating signal being changed into digital signal respectively with preset value, simultaneously, flue dust flow velocity signal acquisition interface is carried out real-time [collection of flue dust flow velocity signal], carries out [flow value judgement] after by [processing of flue dust Signal Spacing] simulating signal being changed into digital signal; Normal as [comparing] or [flow value judgement] with preset value, then enter [operation ratio judgement] also [display voltage current value] and [demonstration flow value], extraordinary as [comparing] or [flow value judgement] with preset value, then enter [synthetic determination]; After [operational efficiency judgement], also enter [synthetic determination]; After entering [synthetic determination], decision data is divided the two-way road, and the first via enters [reporting to the police and prompting operation suggestion], and the second the tunnel enters [showing the operational efficiency grade]; As [with preset value relatively] or [flow value judgements] extraordinary, then [the also prompting operation suggestion of reporting to the police], as [with preset value relatively] or [flow value judgements] normally and after having carried out [operational efficiency judgement], then [demonstration operational efficiency grade].
In the supervisory system of the utility model electrostatic precipitator operational efficiency, central computer 7 is installed in supervision department, the duty that this supervision department can come the remote monitoring fly-ash separator according to the information that transport layer 2 transmits, when fly-ash separator work was undesired, supervision department can in time find and make corresponding counter-measure.
Claims (3)
1. the supervisory system of electrostatic precipitator operational efficiency, mainly comprise acquisition layer (1), transport layer (2) and key-course (3), it is characterized in that: acquisition layer (1) comprises automatic detection device (4) and computer system (5), transport layer (2) comprises switch (6), and key-course (3) comprises central computer (7);
Described automatic detection device (4) comprising: high-voltage electric field current signal collector (8), high-voltage electric field voltage signal acquisition device (9) and flue dust flow velocity signal collector (10); Described computer system (5) comprising: central processing unit (11), high-voltage electric field current signal acquisition interface (12), high-voltage electric field voltage signal acquisition interface (13), flue dust flow velocity signal acquisition interface (14), storer (15), transmission interface (16), display (17), alarm (18) and power supply (19); High-voltage electric field current signal collector (3) links to each other with high-voltage electric field current signal acquisition interface (7), high-voltage electric field voltage signal acquisition device (4) links to each other with high-voltage electric field voltage signal acquisition interface (8), flue dust flow velocity signal collector (5) links to each other with flue dust flow velocity signal acquisition interface (9), central processing unit (11) by lead respectively with high-voltage electric field current signal acquisition interface (12), high-voltage electric field voltage signal acquisition interface (13), flue dust flow velocity signal acquisition interface (14), storer (15), transmission interface (16), display (17), alarm (18), power supply (19) links to each other;
The transmission interface (16) of computer system (5) carries out communication by the central computer (7) of transport layer (2) and key-course (3) in the acquisition layer (1), realizes the collection and the monitoring of current signal and pressure difference signal.
2. the supervisory system of electrostatic precipitator operational efficiency according to claim 1 is characterized in that: described switch (6) or for wired, or be wireless.
3. the supervisory system of electrostatic precipitator operational efficiency according to claim 1 and 2, it is characterized in that: high-voltage electric field current signal collector (8), high-voltage electric field voltage signal acquisition device (9) and flue dust flow velocity signal collector (10), realize in the process of communication acquired signal through isolation processing with central processing unit (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201016456U CN202033437U (en) | 2011-04-09 | 2011-04-09 | Electrostatic precipitator operating efficiency monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201016456U CN202033437U (en) | 2011-04-09 | 2011-04-09 | Electrostatic precipitator operating efficiency monitoring system |
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| CN202033437U true CN202033437U (en) | 2011-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201016456U Expired - Lifetime CN202033437U (en) | 2011-04-09 | 2011-04-09 | Electrostatic precipitator operating efficiency monitoring system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221654A (en) * | 2011-04-09 | 2011-10-19 | 太原罗克佳华工业有限公司 | Monitoring and evaluation system of electrostatic deduster operation efficiency |
| CN103454533A (en) * | 2013-09-06 | 2013-12-18 | 福建龙净环保股份有限公司 | Working condition assessment method of electric dust remover |
| CN103728961A (en) * | 2014-01-16 | 2014-04-16 | 福建龙净环保股份有限公司 | Data acquisition method, transfer device and electrostatic fabric filter monitoring system |
| CN106909698A (en) * | 2015-12-17 | 2017-06-30 | 厦门三维丝环保股份有限公司 | A kind of deduster O＆M diagnosis and the real-time service life management method of filter bag |
-
2011
- 2011-04-09 CN CN2011201016456U patent/CN202033437U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221654A (en) * | 2011-04-09 | 2011-10-19 | 太原罗克佳华工业有限公司 | Monitoring and evaluation system of electrostatic deduster operation efficiency |
| CN103454533A (en) * | 2013-09-06 | 2013-12-18 | 福建龙净环保股份有限公司 | Working condition assessment method of electric dust remover |
| CN103454533B (en) * | 2013-09-06 | 2016-01-27 | 福建龙净环保股份有限公司 | A kind of Working condition detecting method of electric precipitator |
| CN103728961A (en) * | 2014-01-16 | 2014-04-16 | 福建龙净环保股份有限公司 | Data acquisition method, transfer device and electrostatic fabric filter monitoring system |
| CN103728961B (en) * | 2014-01-16 | 2015-11-18 | 福建龙净环保股份有限公司 | Collecting method, transferring equipment and electric-bag complex dust collector supervisory system |
| CN106909698A (en) * | 2015-12-17 | 2017-06-30 | 厦门三维丝环保股份有限公司 | A kind of deduster O＆M diagnosis and the real-time service life management method of filter bag |
| CN106909698B (en) * | 2015-12-17 | 2020-08-11 | 厦门中创环保科技股份有限公司 | Dust collector operation and maintenance diagnosis and filter bag real-time service life management method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111109 |