CN202793816U - Device for detecting dedusting effect of electrostatic deduster - Google Patents
Device for detecting dedusting effect of electrostatic deduster Download PDFInfo
- Publication number
- CN202793816U CN202793816U CN 201120497141 CN201120497141U CN202793816U CN 202793816 U CN202793816 U CN 202793816U CN 201120497141 CN201120497141 CN 201120497141 CN 201120497141 U CN201120497141 U CN 201120497141U CN 202793816 U CN202793816 U CN 202793816U
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- stopple coupon
- pipeline
- dedusting effect
- electrostatic deduster
- detecting
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Abstract
The utility model relates to a device for detecting dedusting effect of an electrostatic deduster, which is used for accurately detecting the dedusting effect of the electrostatic deduster in real time and can have a feedback control function. The device for detecting the dedusting effect of the electrostatic deduster comprises a first sampling opening installed on an air inlet pipeline, wherein the first sampling opening is internally provided with a first sampling head which is connected to a first air pump and connected to an analyzing device through a first sampling pipe. A second sampling opening is arranged on an air outlet pipeline, wherein the second sampling opening is internally provided with a second sampling head which is connected to a second air pump and connected to the analyzing device through a second sampling pipe. A third sampling pipe is also connected, wherein one end of the third sampling pipe is connected to the external environment, and the other end is connected to the analyzing device through a third air pump. The analyzing device carries out contrastive analysis on smoke in the first sampling pipe, the second sampling pipe and the third sampling pipe simultaneously.
Description
Technical field
The utility model relates to a kind of Environmental-protection dust removal device, relates in particular to device for detecting dedusting effect of electrostatic deduster.
Background technology
The principle of work of electrostatic precipitation is to utilize dust charged and deposit to electrodes for removing dust under the electric field force effect in electric field.The degree of charge of dust is affected by the physics of smoke components, dust, chemical property also largely except being subjected to current field condition affects.Usually, an electric precipitator designs by certain special occasions, but because the impact of a variety of causes, the working condition of electrostatic precipitator is very different, therefore, cause the efficiency of dust collection of fly-ash separator that very large fluctuation may occur, if but every fly-ash separator all by the most difficult maximum conditions coal design of gathering dust, then can greatly increase the investment of equipment.And if design the effect that fearness does not reach desired design according to theoretical value.To this, we need to detect in real time by the dust removing effects of dust removing effects on-line measuring device for fly-ash separator.Not only can guarantee that dust removing effects has reached desired value, and when dust removing effects weakens, can send early warning, remind the staff immediately to safeguard.
Relevant fly-ash separator pick-up unit is also arranged in the prior art.Be that 200620072520.4 " a kind of online dust investigating of bag dust collector " and the patent No. are 200720014354.7 " the online remote detection device of impulse bag-type dust remover impulse valve working order " by being installed in probe in the pipeline and long distance control system to the dust monitoring state in the fly-ash separator such as the patent No..But because the distribution of the flue dust in the pipeline is inhomogeneous, so the flue dust information that the probe of single-point collects is inaccurate.And the temperature in the flue is very high, and high temperature can impact the sensitivity of probe, even be provided with the high-temperature insulation body, still can further affect the accuracy that detects.And existing contrast number is not that test is arrived, but calculates.The error of such theoretical value is relatively large, is difficult to reflect real dust removing effects.
The utility model content
The purpose of this utility model provides a kind of dedusting effect of electrostatic deduster real-time detection apparatus.Be used for promptly and accurately detecting the dust removing effects of electrostatic precipitator, and can play the effect of warning and FEEDBACK CONTROL.
For reaching described effect, the utility model device for detecting dedusting effect of electrostatic deduster, comprise the first sample tap that is installed on the intake stack, the first sampling head is installed in the first sample tap, the first sampling head connects the first air pump, be connected to analytical equipment by the first stopple coupon, wind pipe is provided with the second sample tap, and the second sampling head is installed in the second sample tap, and the second sampling head connects the second air pump, be connected to analytical equipment by the second stopple coupon, also connect the 3rd stopple coupon; The 3rd stopple coupon one end connects external environment, and the other end is by the 3rd air pump linking parsing device, and analytical equipment is analyzed the flue gas in the first stopple coupon, the second stopple coupon and the 3rd stopple coupon simultaneously.
Preferably, described analytical equipment comprises the laser generator of power match, is provided with transparent observation port on the first stopple coupon, the second stopple coupon and the 3rd stopple coupon, and corresponding each transparent observation port rear is equipped with tablet, and tablet is connected to be processed in the computer.Get on the tablet behind the transparent observation port of laser by stopple coupon that the laser generator penetrates.Tablet namely connects computer, for the weak flue dust distribution situation that analyzes of laser.Analytical equipment can be installed and used after demarcating by the dust determination method.Use is can detect analysis to the flue dust that passes through in the first stopple coupon, the second stopple coupon and the 3rd stopple coupon simultaneously in analytical equipment, detected more accurately effect, can gather and store testing result by processing computer, and can in time feed back when unusual when detected data have, impel the relevant staff to overhaul.
Preferably, on the first stopple coupon, the second stopple coupon and the 3rd stopple coupon transparent observation port for shifting to install.The transparent observation port that shifts to install can further reduce the interference of laser in the testing process, also reduces the impact between the different stopple coupons.
Preferably, described laser generator front end is provided with optical splitter.The laser that can produce single laser generator by optical splitter carries out even light splitting, guarantees that simultaneously a plurality of transparent observation ports being carried out same level detects, and improves accuracy of detection.
Preferably, described laser generator is provided with stepper motor, and stepper motor is installed on the guide rail.Because the limitation of on-the-spot installation environment may not necessarily adopt high-power laser generator.Just can not adopt the mode of light splitting to detect like that, and need by stepper motor, detect before the laser generator is pushed to each different transparent observation ports.Such advantage is to adopt lower powered laser generator to detect, but shortcoming is and can not detects simultaneously three stopple coupons simultaneously.
Preferably, the little stopple coupon of 1-7 root is set all on described the first sampling head and the second sampling head, little stopple coupon is installed on the suspension, is evenly distributed in the pipeline.
Further, internal diameter of the pipeline is during less than 0.8 meter, and little stopple coupon is 1, is arranged on the pipeline center; Internal diameter of the pipeline is greater than 0.8 meter during less than 1.5 meters, and little stopple coupon is 3, is arranged on to be equilateral triangle in the pipeline and to distribute; Internal diameter of the pipeline is greater than 1.5 meters, and during less than 3.5 meters, little stopple coupon is 5, and one is arranged on the pipeline center, and all the other are square profile in pipeline; Internal diameter of the pipeline is during greater than 3.5 meters, and little stopple coupon is 7, and one is arranged on the pipeline center, and all the other are regular hexagon and are distributed in the pipeline.Such structure has been considered the little stopple coupon location mode under the different situations, has guaranteed the stable and accurate of sampling.
Preferably, described the first stopple coupon length is identical with the distance that the second stopple coupon is connected to analytical equipment.The flue gas environmental facies that experience in stopple coupon in both sides have seemingly reduced relative error like this.
Preferably, it highly is apart from 1.5 meters of stationary platforms that described the first sample tap arranges, and it highly is apart from 1.5 meters on ground that the second sample tap arranges.The suitable operating personnel of the height that arranges like this construct and safeguard.
Preferably, the inflow point of described the first stopple coupon, the second stopple coupon is equipped with the by-pass pipe that connects the 3rd stopple coupon, and described by-pass pipe is provided with flowmeter, also is provided with the restriction valve on the by-pass pipe.Such structure is that flue gas concentration is too high in the flue gas sample that obtains for fear of the first stopple coupon, cause laser can't be penetrated on the tablet, clean gas in the 3rd stopple coupon need to be pro rata distributed this moment in the first stopple coupon and the second stopple coupon, be reduced because the error that the dilution flue gas brings.
Owing to adopted described technical scheme, the utility model device for detecting dedusting effect of electrostatic deduster is by the analysis between the first stopple coupon and the second stopple coupon, flue gas in the admission line and the flue gas in the outlet pipe are carried out performance analysis, and introduced the 3rd stopple coupon, be that the outer flue gas of working environment is as third party's judgment criteria, can not only further determine the dust removing effects of electrostatic precipitator, and can also assess out the impact that may bring surrounding environment, estimate more objectively the effect of dedusting.When fly-ash separator breaks down, when causing flue dust in the admission line and the smoke content in the outlet pipe approximate, also can and alarm, notify the staff to safeguard.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the one-piece construction synoptic diagram of the utility model device for detecting dedusting effect of electrostatic deduster.
Fig. 2 is the A place structure enlarged diagram of the utility model device for detecting dedusting effect of electrostatic deduster.
Fig. 3 is the analytical equipment structural representation of the employing light-dividing device of the utility model device for detecting dedusting effect of electrostatic deduster.
Fig. 4 is the analytical equipment structural representation of the employing stepper motor of the utility model device for detecting dedusting effect of electrostatic deduster.
Fig. 5 is be arranged in parallel the structural representation of transparent observation port of the first stopple coupon, the second stopple coupon and the 3rd stopple coupon of the utility model device for detecting dedusting effect of electrostatic deduster.
Fig. 6 is the structural representation that the first stopple coupon, the second stopple coupon and the 3rd stopple coupon of the utility model device for detecting dedusting effect of electrostatic deduster shifts to install transparent observation port.
Fig. 7 is the utility model device for detecting dedusting effect of electrostatic deduster arranges little stopple coupon in caliber is 1.5-3.5 rice distribution schematic diagram.
Embodiment
Embodiment 1:
Such as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 5, the utility model comprises the first sample tap 2 that is installed on the intake stack 1, the first sampling head 51 is installed in the first sample tap 2, the first sampling head 51 connects the first air pump 61, be connected to analytical equipment 10 by the first stopple coupon 7, wind pipe 3 is provided with the second sample tap 4, the second sampling head 52 is installed in the second sample tap 4, the second sampling head 52 connects the second air pump 62, be connected to analytical equipment 10 by the second stopple coupon 8, also connect the 3rd stopple coupon 9, the 3rd stopple coupon one end connects external environment, the other end passes through analytical equipment simultaneously to the first stopple coupon 7 by the 3rd air pump 63 linking parsing devices 10 in the analytical equipment 10, flue gas in the second stopple coupon 8 and the 3rd stopple coupon 9 is analyzed.The 3rd stopple coupon 9 length are 200-300 rice, avoid mixing with indoor environment as far as possible.It is identical with the distance that the second stopple coupon 8 is connected to analytical equipment 10 simultaneously the flue gas in the first stopple coupon 7, the second stopple coupon 8 and the 3rd stopple coupon 9 to be analyzed described the first stopple coupon 7 length by analytical equipment in the analytical equipment 10.Error when similar structure can reduce both and contrasts.It highly is apart from 1.5 meters of stationary platforms that described the first sample tap 2 arranges, and it highly is apart from 1.5 meters on ground that the second sample tap 4 arranges, like this handled easily personnel operation.
During work, under the effect of the first air pump 61, the second air pumps 62 and the 3rd air pump 63, the first stopple coupon 7, the second stopple coupon 8 and the 3rd stopple coupon 9 obtain smoke sampling respectively from intake stack 1, wind pipe 3 and external environment.And flue gas is delivered in the analytical equipment 10 by analyzing, described analytical equipment comprises laser generator 11, be provided with transparent observation port 12 on the first stopple coupon 7, the second stopple coupon 8 and the 3rd stopple coupon 9, corresponding each transparent observation port 12 rear are equipped with tablet 13, and tablet 13 is connected to be processed in the computer 14.Described laser generator 11 front ends are provided with optical splitter 15.The laser that produces in the laser generator 11 like this is divided into 3 strands by optical splitter, passes simultaneously the transparent observation port 12 on the first stopple coupon 7, the second stopple coupon 8 and the 3rd stopple coupon 9, gets on the tablet 13.Tablet 13 is connected to be processed in the computer 14, processes computer 14 goes out flue dust by the attenuation analysis of laser situation.So just can carry out Synchronization Analysis to the gas in intake stack 1, wind pipe 3 and the external environment simultaneously.Can not only analyze the dust removing effects of electrostatic precipitator, and can also analyze the impact that gas that wind pipe 3 discharges may cause surrounding environment, judge whether and to keep in repair or to promote electrostatic precipitator with this.In case and intake stack 1, wind pipe 3 interior smoke contents are similar, electrostatic precipitator forfeiture purifying and dedusting effect just is described, need repairing or change.
In order to ensure the result who detects, arranging of sampling head is extremely important.The little stopple coupon 17 of 1-7 root is set on the described sampling head, and little stopple coupon 17 is installed on the suspension 18, is evenly distributed in intake stack 1 and the wind pipe 2.As shown in Figure 7, internal diameter of the pipeline is during less than 0.8 meter, and little stopple coupon 17 is 1, is arranged on the pipeline center; Internal diameter of the pipeline is greater than 0.8 meter during less than 1.5 meters, and little stopple coupon 17 is 3, is arranged on to be equilateral triangle in the pipeline and to distribute; Internal diameter of the pipeline is greater than 1.5 meters, and during less than 3.5 meters, little stopple coupon 17 is 5, and one is arranged on the pipeline center, and all the other are square profile in pipeline; Internal diameter of the pipeline is during greater than 3.5 meters, and little stopple coupon 17 is 7, and one is arranged on the pipeline center, and all the other are regular hexagon and are distributed in the pipeline.So no matter what kind of pipeline can both be sampled by Obtaining Accurate.
Such as Fig. 1, Fig. 2, Fig. 4 and shown in Figure 6, the utility model device for detecting dedusting effect of electrostatic deduster, comprise the first sample tap 2 that is installed on the intake stack 1, the first sampling head 51 is installed in the first sample tap 2, the first sampling head 51 connects the first air pump 61, be connected to analytical equipment 10 by the first stopple coupon 7, wind pipe 3 is provided with the second sample tap 4, the second sampling head 52 is installed in the second sample tap 4, the second sampling head 52 connects the second air pump 62, be connected to analytical equipment 10 by the second stopple coupon 8, the 3rd air pump 63 connects the 3rd stopple coupon 9, the 3rd stopple coupon 9 one ends connect external environment, and other end linking parsing device 10 passes through analytical equipment simultaneously to the first stopple coupon 7 in the analytical equipment 10, flue gas in the second stopple coupon 8 and the 3rd stopple coupon 9 is analyzed.Described the first stopple coupon 7 length are identical with the distance that the second stopple coupon 8 is connected to analytical equipment 10.It highly is apart from 1.5 meters of stationary platforms that described the first sample tap 2 arranges, and it highly is apart from 1.5 meters on ground that the second sample tap 4 arranges.
Described analytical equipment comprises on laser generator 11, the first stopple coupons 7, the second stopple coupon 8 and the 3rd stopple coupon 9 and is provided with transparent observation port 12, and corresponding each transparent observation port 12 rear are equipped with tablet 13, and tablet 13 is connected to be processed in the computer 14.Transparent observation port 12 is for shifting to install on the first stopple coupon 7, the second stopple coupon 8 and the 3rd stopple coupon 9.Described laser generator 11 is provided with stepper motor, and stepper motor is installed on the guide rail 16.Such structure is used in the laser generator 11 lower-powered situations.This moment, laser was not easy to light splitting, therefore drove the different corresponding transparent observation ports 12 of laser generator 11 irradiations by stepper motor.
In order to ensure the result who detects, arranging of sampling head is extremely important.The little stopple coupon 17 of 1-7 root is set on the described sampling head, and little stopple coupon 17 is installed on the suspension 18, is evenly distributed in intake stack 1 and the wind pipe 2.As shown in Figure 7, internal diameter of the pipeline is during less than 0.8 meter, and little stopple coupon 17 is 1, is arranged on the pipeline center; Internal diameter of the pipeline is greater than 0.8 meter during less than 1.5 meters, and little stopple coupon 17 is 3, is arranged on to be equilateral triangle in the pipeline and to distribute; Internal diameter of the pipeline is greater than 1.5 meters, and during less than 3.5 meters, little stopple coupon 17 is 5, and one is arranged on the pipeline center, and all the other are square profile in pipeline; Internal diameter of the pipeline is during greater than 3.5 meters, and little stopple coupon 17 is 7, and one is arranged on the pipeline center, and all the other are regular hexagon and are distributed in the pipeline.So no matter what kind of pipeline can both be sampled by Obtaining Accurate.
It is too large that but the obtained flue gas concentration of the first sample tap 2 on the intake stack 1 sometimes may occur, and causes laser to penetrate.Under these circumstances, we need to dilute first flue gas and just can accurately sample.Therefore the inflow point of described the first stopple coupon 7, the second stopple coupon 8 is equipped with the by-pass pipe 91 that connects the 3rd stopple coupon 9, and described by-pass pipe 91 is provided with flowmeter 92, also is provided with on the by-pass pipe 91 to limit valve 93.In case analytical equipment 10 finds that the flue gas overrich causes tablet 13 can't obtain laser intelligence like this, the restriction valve 93 that can be provided with by opening by-pass pipe 91 dilutes being input in the first stopple coupon 7, the second stopple coupon 8 of environmental gas equal portions that gathers in the 3rd stopple coupon 9 to flue gas.By-pass pipe 91 is provided with the diluents ratio that passes under the flowmeter 92 energy accurate recordings, calculates for analytic system.By such structure, the utility model can not cause detecting inaccurate owing to having diluted flue gas.
The above only is specific embodiment of the utility model, but architectural feature of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification all are encompassed among the claim of the present utility model.
Claims (10)
1. device for detecting dedusting effect of electrostatic deduster, it is characterized in that: comprise the first sample tap (2) that is installed on the intake stack (1), the first sampling head (51) is installed in the first sample tap (2), the first sampling head (51) connects the first air pump (61), be connected to analytical equipment (10) by the first stopple coupon (7), wind pipe (3) is provided with the second sample tap (4), the second sampling head (52) is installed in the second sample tap (4), the second sampling head (52) connects the second air pump (62), be connected to analytical equipment (10) by the second stopple coupon (8), also connect the 3rd stopple coupon (9), the 3rd stopple coupon one end connects external environment, the other end is by the 3rd air pump (63) linking parsing device (10), by analytical equipment (10) simultaneously to the first stopple coupon (7), flue gas in the second stopple coupon (8) and the 3rd stopple coupon (9) is analyzed.
2. device for detecting dedusting effect of electrostatic deduster as claimed in claim 1, it is characterized in that: described analytical equipment comprises laser generator (11), be provided with transparent observation port (12) on the first stopple coupon (7), the second stopple coupon (8) and the 3rd stopple coupon (9), corresponding each transparent observation port (12) rear is equipped with tablet (13), and tablet (13) is connected to be processed in the computer (14).
3. device for detecting dedusting effect of electrostatic deduster as claimed in claim 2 is characterized in that: the upper transparent observation port (12) of the first stopple coupon (7), the second stopple coupon (8) and the 3rd stopple coupon (9) is for shifting to install.
4. device for detecting dedusting effect of electrostatic deduster as claimed in claim 2, it is characterized in that: described laser generator (11) front end is provided with optical splitter (15).
5. device for detecting dedusting effect of electrostatic deduster as claimed in claim 3, it is characterized in that: described laser generator (11) is provided with stepper motor, and stepper motor is installed on the guide rail (16).
6. device for detecting dedusting effect of electrostatic deduster as claimed in claim 1, it is characterized in that: on described the first sampling head (51) and the second sampling head (52) the little stopple coupon of 1-7 root (17) is set all, little stopple coupon (17) is installed on the suspension (18), is evenly distributed in intake stack (1) and the wind pipe (2).
7. device for detecting dedusting effect of electrostatic deduster as claimed in claim 6 is characterized in that: internal diameter of the pipeline is during less than 0.8 meter, and little stopple coupon (17) is 1, is arranged on the pipeline center; Internal diameter of the pipeline is greater than 0.8 meter during less than 1.5 meters, and little stopple coupon (17) is 3, is arranged on to be equilateral triangle in the pipeline and to distribute; Internal diameter of the pipeline is greater than 1.5 meters, and during less than 3.5 meters, little stopple coupon (17) is 5, and one is arranged on the pipeline center, and all the other are square profile in pipeline; Internal diameter of the pipeline is during greater than 3.5 meters, and little stopple coupon (17) is 7, and one is arranged on the pipeline center, and all the other are regular hexagon and are distributed in the pipeline.
8. device for detecting dedusting effect of electrostatic deduster as claimed in claim 1, it is characterized in that: described the first stopple coupon (7) length is identical with the distance that the second stopple coupon (8) is connected to analytical equipment (10).
9. device for detecting dedusting effect of electrostatic deduster as claimed in claim 1 is characterized in that: described the first sample tap (2) arranges highly as apart from 1.5 meters of stationary platforms, and it highly is apart from 1.5 meters on ground that the second sample tap (4) arranges.
10. device for detecting dedusting effect of electrostatic deduster as claimed in claim 1, it is characterized in that: the inflow point of described the first stopple coupon (7), the second stopple coupon (8) is equipped with the by-pass pipe (91) that connects the 3rd stopple coupon (9), described by-pass pipe (91) is provided with flowmeter (92), also is provided with on the by-pass pipe (91) to limit valve (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120497141 CN202793816U (en) | 2011-12-02 | 2011-12-02 | Device for detecting dedusting effect of electrostatic deduster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120497141 CN202793816U (en) | 2011-12-02 | 2011-12-02 | Device for detecting dedusting effect of electrostatic deduster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202793816U true CN202793816U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120497141 Expired - Lifetime CN202793816U (en) | 2011-12-02 | 2011-12-02 | Device for detecting dedusting effect of electrostatic deduster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202793816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494911A (en) * | 2011-12-02 | 2012-06-13 | 蒋敏 | Device for detecting dedusting effect of electrostatic deduster |
-
2011
- 2011-12-02 CN CN 201120497141 patent/CN202793816U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494911A (en) * | 2011-12-02 | 2012-06-13 | 蒋敏 | Device for detecting dedusting effect of electrostatic deduster |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jinhua Huadong Environmental Protection Technology Co., Ltd. Assignor: Jiang Min Contract record no.: 2013330000281 Denomination of utility model: Device for detecting dedusting effect of electrostatic deduster Granted publication date: 20130313 License type: Exclusive License Record date: 20130828 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20131211 |
|
| RGAV | Abandon patent right to avoid regrant |