CN104891589B - The mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank and method - Google Patents
The mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank and method Download PDFInfo
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- CN104891589B CN104891589B CN201510330051.5A CN201510330051A CN104891589B CN 104891589 B CN104891589 B CN 104891589B CN 201510330051 A CN201510330051 A CN 201510330051A CN 104891589 B CN104891589 B CN 104891589B
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Abstract
The invention provides mud discharging device and the method for a kind of wet electrical dust precipitator supporting circulation flushing water tank.The mud discharging device of described wet electrical dust precipitator supporting circulation flushing water tank includes: cyclic water tank；Inhale mud mother pipe, be vertically arranged in described cyclic water tank；Suction mud is responsible for, and is connected to described suction mud mother pipe；Electric rotating machine, connects described suction mud mother pipe；Sludge pump, connects described suction mud mother pipe；Defecator, connects described sludge pump；Mud discharging pipeline, connects described defecator；Sewage discharge groove, connects described mud discharging pipeline.Described wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method, uses the mud discharging device of foregoing wet electrical dust precipitator supporting circulation flushing water tank.The present invention can remove the sludge content in cyclic water tank effectively.
Description
Technical field
The present invention relates to sewage sludge process field, be specifically related to the spoil disposal of a kind of wet electrical dust precipitator supporting circulation flushing water tank
Device and method.
Background technology
At present coal-burning boiler is in order to control dust in flue gas, NOxAnd SOxDeng pollutant, it is respectively mounted accordingly at boiler tail
Purifier and equipment.And control SOx, wet desulphurization device, this skill are typically installed between coal-burning boiler afterbody and chimney
Art has obtained large-scale popularization and application in thermal power plant, but, the neat stress after wet desulphurization carries a little water droplet,
It is in saturation, and flow of flue gas carries a small amount of Gypsum Fibrosum, limestone particle thing and a small amount of unreacted SOxGas,
These materials form aerosol together with the trace soot dust granule thing of remaining in flue gas, are directly discharged in air, easily at electricity
Factory surrounding area forms the local environment hazardous events such as gypsum rain.
Wet electrical dust precipitator rinses positive plate by water, it is achieved the collection of dust, in order to save water consumption, widely used
Circulating water flushing, by the collection of wet electrical dust precipitator flushing water, dosing, precipitate, filtration etc. processes Posterior circle and utilizes.,
The most deep enough to the research of wet electrical dust precipitator water treatment system, multiple power plant occur that flushing water system cannot be the most continuous
The problem of stable operation.Ultrafine dust in the presence of flue gas, tiny gypsum particle, superfine particulate matter (such as, particle diameter
For PM2.5 to PM10 particulate matter) deposit in cyclic water tank, in water system, easily there is fouling, to spray system
In nozzle the problem such as result in blockage.
In sum, prior art there is problems in that, the ultrafine dust in the presence of flue gas, tiny gypsum particle exist
The cyclic water tank of wet electrical dust precipitator deposits, the nozzle in spray system is resulted in blockage.
Summary of the invention
The present invention provides the mud discharging device of a kind of wet electrical dust precipitator supporting circulation flushing water tank, in the presence of solving flue gas
Ultrafine dust, tiny gypsum particle deposits in the cyclic water tank of wet electrical dust precipitator, to the nozzle in spray system
The problem resulted in blockage.
To this end, the present invention proposes the mud discharging device of a kind of wet electrical dust precipitator supporting circulation flushing water tank, described wet-esp
The mud discharging device of device supporting circulation flushing water tank includes:
Cyclic water tank, described cyclic water tank is provided with sewage draining exit；
Inhale mud mother pipe, be vertically arranged in described cyclic water tank；
Suction mud is responsible for, and is connected to the lower section of described suction mud mother's pipe and in being horizontally set in described cyclic water tank；
Electric rotating machine, connects described suction mud mother pipe；
Sludge pump, is arranged on outside described cyclic water tank and connects described suction mud mother pipe；
Defecator, connects described sludge pump；
Mud discharging pipeline, connects described defecator；
Sewage discharge groove, connects described mud discharging pipeline；
Filtrate line, connects described defecator；
Filtrate water return pipeline, is connected between described filtrate line and described cyclic water tank；
Filtrate discharge line, connects described filtrate line；
Sewage discharge groove, connects described filtrate discharge line.
Further, described cyclic water tank is additionally provided with overfall.
Further, the number of described suction mud supervisor is multiple.
Further, described cyclic water tank is cylindrical, and described suction mud mother's pipe is positioned on the axis of described cyclic water tank.
Further, the mud discharging device of described wet electrical dust precipitator supporting circulation flushing water tank also includes: be connected to described suction mud
Multiple suction mud arms on supervisor and be connected to the multiple suction mud horn mouths on each described suction mud arm.
Further, described electric rotating machine is arranged on outside described cyclic water tank.
Further, each described suction mud arm is evenly distributed on suction mud supervisor.
The present invention also proposes a kind of wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method, uses foregoing wet type electricity
The mud discharging device of cleaner unit supporting circulation flushing water tank, described mud discharging pipeline is provided with mud discharging valve, described filtrate
Water return pipeline is provided with filtrate backwater valve, and described filtrate discharge line is provided with filtrate discharge valve, is driven by electric rotating machine and inhales
Mud supervisor rotate in the horizontal direction, under the suction of sludge pump, is deposited on the mud bottom cyclic water tank by described suction mud master
The rotation of pipe is sucked out, and realizes cement by defecator and separates.
Further, when the chlorine ion concentration in cyclic water tank exceedes high limit I value, close filtrate backwater valve, open filter
Liquid discharge valve, directly discharges the sewage of filtrate discharge line, does not recycles.
Further, when the chlorine ion concentration in cyclic water tank exceedes high limit II value, close filtrate backwater valve, open filter
Liquid discharge valve, and improve the frequency of electric rotating machine, accelerate to inhale the rotary speed of mud mother's pipe, open sewage draining exit simultaneously, strengthen
The quantity of wastewater effluent of system, wherein, the chlorine ion concentration of described high limit II value is more than the chlorine ion concentration of described high limit I value.
The present invention is driven by electric rotating machine and inhales the rotation of mud mother's pipe, thus drives the suction mud being horizontally set in described cyclic water tank
Supervisor rotates, and forms suction mud and is responsible for inner periphery rotation, the mud of absorption cycle water tank bottom in the horizontal direction.By bottom
Inhale multiple suction mud horn mouths of mud supervisor, under the swabbing action of sludge pump, the water containing dirt being deposited on bottom high concentration is taken out
Going out, under the effect of defecator, it is achieved mud-water separation, the clean water after separation enters water tank and recycles.Energy of the present invention
Sludge content in enough cyclic water tanks of removing effectively.
Accompanying drawing explanation
Fig. 1 is structural representation and the work of the mud discharging device of the wet electrical dust precipitator supporting circulation flushing water tank of the embodiment of the present invention
Make schematic diagram；
Fig. 2 is the plan structure schematic diagram in the dredging tube road of the embodiment of the present invention；
Fig. 3 is that inhaling of the embodiment of the present invention inhales the structural representation that mud horn mouth is arranged by the first spacing on mud arm；
Fig. 4 is that inhaling of the embodiment of the present invention inhales the structural representation that mud horn mouth is arranged by the second spacing on mud arm；
Fig. 5 is suction mud arm and the suction mud horn mouth attachment structure schematic diagram of the embodiment of the present invention.
Drawing reference numeral illustrates:
1. cyclic water tank；2. electric rotating machine；3. sludge pump；4. defecator；5. mud discharging valve；6. mud discharging groove；
7. sewage discharge valve；8. filtrate backwater valve；9. sewage discharge groove；10. inhale mud supervisor；11. inhale mud mother pipe；12.
Sewage draining exit；13. overfalls；14. inhale mud arm；15. inhale mud horn mouth 40. filtrate line
Detailed description of the invention
In order to the technical characteristic of the present invention, purpose and effect are more clearly understood from, the now comparison accompanying drawing explanation present invention.
It is an object of the invention to provide a kind of wet electrical dust precipitator supporting circulation flushing water tank mud discharging device and method, utilize dirt
Dredge pump periodically aspirates high concentration dust-laden waste water bottom cyclic water tank, and after defecator, mud is separated and enters dirt
Mud letdown tank, the clear water after filtration returns cyclic water tank or is discharged into sewage discharge groove.It is positioned at the suction bottom cyclic water tank
Mud is responsible for be divided on multiple branched pipe, and each branched pipe and is radially installed multiple suction mud horn mouth, by central authorities
Inhale mud mother's pipe to couple together, and stretch out cyclic water tank top, under the driving of electric rotating machine, can carry out determining direction, speed change
Degree rotates.
As it is shown in figure 1, the mud discharging device of the wet electrical dust precipitator of the embodiment of the present invention supporting circulation flushing water tank includes:
Cyclic water tank 1, described cyclic water tank is provided with sewage draining exit 12, and sewage draining exit 12 is positioned at the bottom of cyclic water tank 1；
Inhale mud mother's pipe 11, be vertically arranged in described cyclic water tank 1；
Inhale mud supervisor 10, be connected to the lower section of described suction mud mother's pipe 11 and in being horizontally set in described cyclic water tank 1；
Electric rotating machine 2, connects described suction mud mother's pipe 11；
Sludge pump 3, is arranged on outside described cyclic water tank 1 and connects described suction mud mother's pipe 11；The sludge pump for example, slow-speed of revolution from
Heart pump, impeller employing is wear-resisting, resistant material is made；
Defecator 4, connects described sludge pump 3；Defecator 4 is arranged on sludge pump export pipeline, is provided with and detects it
The Pressure gauge of resistance, carries out backwash spoil disposal automatically according to pressure instruction in operation；
Mud discharging pipeline, connects described defecator 4, and mud discharging pipeline is provided with mud discharging valve 5；
Sewage discharge groove 6, connects described mud discharging pipeline；
Filtrate line 40, connects described defecator 4；
Filtrate water return pipeline, is connected between described filtrate line 40 and described cyclic water tank 1, and filtrate water return pipeline is provided with filter
Liquid backwater valve 8；
Filtrate discharge line, connects described filtrate line 40, and filtrate discharge line is provided with filtrate discharge valve 7；
Sewage discharge groove 9, connects described filtrate discharge line.
Recirculated water is periodically quantitatively discharged by the sewage draining exit 12 bottom cyclic water tank 1, by bottom deposit bigger in cyclic water tank
Granular material discharged, meet system service requirement by the discharge chlorine ion concentration that can control in water.Inhale the vertical cloth of mud mother's pipe 11
Put, such as, be positioned on the vertical axis of cyclic water tank 1, and through the top cover of cyclic water tank 1, with electric rotating machine 2
It is connected.Described suction mud mother's pipe 11 carries bottom and inhales mud supervisor 10 and inhale one entirety of formation between mud arm 14, all
Weight be force be transmitted on the top cover of cyclic water tank 1 by inhaling mud mother pipe (such as being connected) by bearing；By rotation
Rotating motor 2 drives and slowly runs, and the arranged direction that rotation direction inhales mud arm 14 with bottom is identical.
Inhale mud mother pipe and suction mud supervisor be equipped with the passage transported containing dirt water, drive suction mud mother's pipe to rotate by electric rotating machine,
Thus drive the suction mud supervisor being horizontally set in described cyclic water tank to rotate, form suction mud and be responsible for inner circle turnover in the horizontal direction
Dynamic, the mud of absorption cycle water tank bottom.By the multiple suction mud horn mouths inhaling mud supervisor of bottom, in the suction of sludge pump
Under effect, by being deposited on extracting out containing dirt water of bottom high concentration, under the effect of defecator, it is achieved mud-water separation, point
Clean water after from enters water tank and recycles.
The length inhaling mud supervisor 10 is less than cyclic water tank 1 internal diameter, and the gap between the bottom interior wall of cyclic water tank 1 is
30-50mm；So that it is unobstructed to realize rotation.
Further, described cyclic water tank is additionally provided with overfall 13.Regular replenishment in cyclic water tank and flushing water system is new
Fresh water, bigger once moment rate of water make-up in water system, cyclic water tank water level rises, and is discharged by overfall 13 beyond department.
Further, the number of described suction mud supervisor 10 is multiple, inhales mud efficiency to increase.As in figure 2 it is shown, inhale mud supervisor
10 is four, and perpendicular arranged crosswise is radially connected is inhaling on mud mother's pipe 11, inhales mud scope wider.Additionally, inhale mud supervisor
10 can be 6,8, or more, are uniformly connected to inhale the radial direction of mud mother's pipe 11；Multiple suction mud supervisor 10 is uniformly
Suction mud arm 14 in distribution, and all suction mud supervisor 10 is all in a direction, namely is all clockwise or together
For counterclockwise.So, mud is inhaled effective.
Further, described cyclic water tank 1 is cylindrical, and described suction mud mother's pipe 11 is positioned on the axis of described cyclic water tank 1.
So, the mud of the bottom of cyclic water tank 1 can be siphoned away uniformly.
Further, as shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the row of described wet electrical dust precipitator supporting circulation flushing water tank
Mud device also includes: is connected to the multiple suction mud arms 14 on described suction mud supervisor and is connected on each described suction mud arm
Multiple suction mud horn mouths 15, inhale mud horn mouth 15 arrange the most in horizontal direction, in order to inhale mud direction with inhale mud arm
Rotation direction identical.Suction mud area can be increased by inhaling mud horn mouth 15, add suction mud effect.
Further, described electric rotating machine 2 is arranged on outside described cyclic water tank 1, in order to avoid water inlet.
Further, each described suction mud arm 14 is evenly distributed on suction mud supervisor 10.Described multiple suction mud are responsible for 10 institutes
Between bottom plane and cyclic water tank, gap is 50-100mm；To reach suitably to inhale the distance of mud.The most adjacent two
Inhale suction mud arm 14 pitch on mud supervisor 10 the most identical, when rotary motion, inhale mud horn mouth 15 and form concentric circular tracks,
To realize inhaling mud uniformly.
As shown in Figure 3 and Figure 4, the suction mud arm 14 on the plurality of suction mud supervisor 10 is according to the total number phase inhaling mud supervisor
Interlaced arrangement between Hu, inhales mud horn mouth 15 and inhales mud horn mouth apart from the distance inhaling mud arm 14 end in Fig. 4 in Fig. 3
15 distances inhale the distance difference half pitch of mud arm 14 end, in other words, inhale mud horn mouth 15 and inhale mud supervisor in Fig. 3
The distance of 10 (or axis of cyclic water tank 1) and Fig. 4 inhale mud horn mouth 15 and inhales mud supervisor 10 (or cyclic water tank 1
Axis) distance difference half pitch, when rotary motion, inhale mud supervisor plane on adjacent suction mud arm 14 on
Inhale mud horn mouth and form alternate crisscross motion track, improve the coverage inhaling mud loudspeaker at cyclic water tank bottom space, effectively
Sucking sludge and the waste water in mud.
Electric rotating machine 2 uses VFC mode to run, and automatically adjusts according to the solid content of the recirculated water in cyclic water tank 1
Joint rotating speed.Suction mud supervisor 10, under the driving of electric rotating machine 2, when inhaling mud supervisor's quantity and being more, can use relatively low turning
Speed, otherwise improves rotating speed, improves and inhales mud cleaning speed.
Sludge pump 3 entrance needs to keep bigger negative pressure, it is possible to overcome the resistance in inlet duct, and in the suction of line end
Form negative pressure-pumping at mud horn mouth 15, the mud bottom cyclic water tank 1 and sewage can be drawn equably；Sludge pump pressure head
Disclosure satisfy that defecator resistance and the requirement of connecting line resistance.
It is connected with mud discharging pipeline bottom defecator 4, and on mud discharging pipeline, is provided with mud discharging valve 5,
Clean water chamber after filter screen is connected with plumbing drain, and is divided into two-way in parallel, and filtrate backwater valve 8 of wherein leading up to controls,
Sewage after filtration returns cyclic water tank, and sewage discharge valve 7 of separately leading up to controls, and the sewage after filtration can be discharged into
Enter sewage discharge groove.
Defecator 4 has automatic mud removing control system, arranges according to program and can be divided into two kinds of operational modes, one of which
Pattern controls mud discharging valve 5 spoil disposal according to the pressure differential before and after defecator, another kind of pattern according to programed logic,
Regular automatic mud removing after time delay a period of time.
Device for discharging sludge (including: mud discharging pipeline, sludge pump 3, defecator 4 and mud discharging groove 6), uses
The stainless steel of the corrosion such as acidproof, chloride ion, such as SUS 304, SUS 316 etc.；May be used without the corruption such as acidproof, chloride ion
Erosion synthetic material, and can for a long time under 60 DEG C of environmental conditions operation and the most aging, such as FRP, plastics lined pipe road etc..
Described sewage draining exit 12 is positioned at the bottom of cyclic water tank 1, and Location for Sewage is higher than inhaling mud mother's pipe place horizontal plane.
Described overfall 13 is positioned at the top of cyclic water tank 1, and overfall position backs into recirculated water less than the sewage after filtering
Case pipeline.
Device for discharging sludge, according to the water quality situation in cyclic water tank and system water supplement amount, after filter screen filtration device 4
Sewage both can return cyclic water tank 1 and reuse, it is also possible to directly drains into sewage discharge groove 9, by controlling in operation
Sewage discharge valve 7 and filtrate backwater valve 8 switch over sewage discharge path.
The present invention also proposes a kind of wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method, uses foregoing wet type electricity
The mud discharging device of cleaner unit supporting circulation flushing water tank, described mud discharging pipeline is provided with mud discharging valve, described filtrate
Water return pipeline is provided with filtrate backwater valve, and described filtrate discharge line is provided with filtrate discharge valve, is driven by electric rotating machine and inhales
Mud supervisor rotate in the horizontal direction, under the suction of sludge pump, is deposited on the mud bottom cyclic water tank by described suction mud master
The rotation of pipe is sucked out, and realizes cement by defecator and separates.
The wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method of the present invention, female by being positioned at the suction mud bottom cyclic water tank
Pipe rotates, and by being deposited on the sucking-off regular, quantitative of the mud bottom cyclic water tank, under the effect of electric rotating machine 3, is positioned at and follows
Suction mud supervisor 10 and suction mud mother's pipe 11 slow-speed of revolution in ring water tank 1 rotate, and under the suction of sludge pump 3, are deposited on circulation
The mud of water tank bottom is sucked out by inhaling mud horn mouth 15, realizes cement by defecator 4 and separates.
By variation tendency and the frequency of backwash of detection defecator 4 differential pressure front and back, control the rotating speed of electric rotating machine 2,
The spoil disposal speed of regulation tapping equipment.
Further, when the chlorine ion concentration in cyclic water tank exceedes high limit I value, close filtrate backwater valve, open filter
Liquid discharge valve, directly discharges the sewage of filtrate discharge line, does not recycles.
Further, when the chlorine ion concentration in cyclic water tank exceedes high limit II value, close filtrate backwater valve, open filter
Liquid discharge valve, and improve the frequency of electric rotating machine, accelerate to inhale the rotary speed of mud mother's pipe, open sewage draining exit simultaneously, strengthen
The quantity of wastewater effluent of system, wherein, the chlorine ion concentration of described high limit II value is more than the chlorine ion concentration of described high limit I value.
The circulation flushing water tank mud discharging device of the present invention and method, it is possible to effectively remove the sludge content in cyclic water tank, logical
Multiple mud suction mouths bottom crossing, under the swabbing action of sludge pump, will be deposited on extracting out containing dirt water of bottom high concentration,
Under the effect of defecator, it is achieved mud-water separation, the clean water after separation enters water tank and recycles.In operation monitor chlorine from
Sub-concentration and solid content, realize water quality balance and cleaning by sewage draining exit and mud discharging system.
In the present invention, by discharging after neat stress is heated, can prevent chimney breast air velocity from declining, it is ensured that wet flue gas
Through chimney castering action, the power making air-flow increase in air is sufficient, it is to avoid form gypsum rain and acidity at power plant's periphery
Droplet settling, thus protect the environment of power plant's periphery, meet the requirement of energy-conserving and environment-protective.
The foregoing is only the schematic detailed description of the invention of the present invention, be not limited to the scope of the present invention.For the present invention
Each ingredient can be mutually combined under conditions of not conflicting, any those skilled in the art, without departing from the present invention
Design and principle on the premise of done equivalent variations and amendment, the scope of protection of the invention all should be belonged to.
Claims (10)
1. the mud discharging device of a wet electrical dust precipitator supporting circulation flushing water tank, it is characterised in that described wet type electricity
The mud discharging device of cleaner unit supporting circulation flushing water tank includes:
Cyclic water tank, described cyclic water tank is provided with sewage draining exit；
Inhale mud mother pipe, be vertically arranged in described cyclic water tank；
Suction mud is responsible for, and is connected to the lower section of described suction mud mother's pipe and in being horizontally set in described cyclic water tank；
Electric rotating machine, connects described suction mud mother pipe；
Sludge pump, is arranged on outside described cyclic water tank and connects described suction mud mother pipe；
Defecator, connects described sludge pump；
Mud discharging pipeline, connects described defecator；
Sewage discharge groove, connects described mud discharging pipeline；
Filtrate line, connects described defecator；
Filtrate water return pipeline, is connected between described filtrate line and described cyclic water tank；
Filtrate discharge line, connects described filtrate line；
Sewage discharge groove, connects described filtrate discharge line；
The length inhaling mud supervisor is less than cyclic water tank internal diameter, and the gap between the bottom interior wall of cyclic water tank is
30-50mm。
2. the mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank as claimed in claim 1, its feature exists
In, described cyclic water tank is additionally provided with overfall.
3. the mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank as claimed in claim 1, its feature exists
In, the number of described suction mud supervisor is multiple.
4. the mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank as claimed in claim 1, its feature exists
In, described cyclic water tank is cylindrical, and described suction mud mother's pipe is positioned on the axis of described cyclic water tank.
5. the mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank as claimed in claim 1, its feature exists
In, the mud discharging device of described wet electrical dust precipitator supporting circulation flushing water tank also includes: be connected on described suction mud supervisor
Multiple suction mud arms and be connected to the multiple suction mud horn mouths on each described suction mud arm.
6. the mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank as claimed in claim 1, its feature exists
In, described electric rotating machine is arranged on outside described cyclic water tank.
7. the mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank as claimed in claim 5, its feature exists
In, each described suction mud arm is evenly distributed on suction mud supervisor.
8. a wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method, it is characterised in that use claim
The mud discharging device of the wet electrical dust precipitator supporting circulation flushing water tank according to any one of 1 to 7, described mud discharging pipe
Road is provided with mud discharging valve, and described filtrate water return pipeline is provided with filtrate backwater valve, and described filtrate discharge line sets
There is filtrate discharge valve, drive suction mud supervisor to rotate in the horizontal direction by electric rotating machine, under the suction of sludge pump,
It is deposited on the rotation that the mud bottom cyclic water tank is responsible for by described suction mud to be sucked out, realizes cement by defecator
Separate.
9. wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method as claimed in claim 8, it is characterised in that
When the chlorine ion concentration in cyclic water tank exceedes high limit I value, close filtrate backwater valve, open filtrate discharge valve,
The sewage of filtrate discharge line is directly discharged, does not recycles.
10. wet electrical dust precipitator supporting circulation flushing water tank sludge discharging method as claimed in claim 8, its feature exists
In, when the chlorine ion concentration in cyclic water tank exceedes high limit II value, close filtrate backwater valve, open filtrate row
Go out valve, and improve the frequency of electric rotating machine, accelerate to inhale the rotary speed of mud mother's pipe, open sewage draining exit simultaneously, strengthen
The quantity of wastewater effluent of system, wherein, the chlorine ion concentration of described high limit II value is more than the chloride ion of described high limit I value
Concentration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510330051.5A CN104891589B (en) | 2015-06-15 | 2015-06-15 | The mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank and method |
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| CN201510330051.5A CN104891589B (en) | 2015-06-15 | 2015-06-15 | The mud discharging device of wet electrical dust precipitator supporting circulation flushing water tank and method |
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| CN104891589B true CN104891589B (en) | 2016-10-19 |
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| CN109987815B (en) * | 2019-04-19 | 2021-08-31 | 上海辨洁环保科技有限公司 | Circulating water tank dirt purification and tank bottom sludge online cleaning system and method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202191740U (en) * | 2011-07-28 | 2012-04-18 | 上海复旦水务工程技术有限公司 | Sludge suction conveyer rotating around center of periphery settling pond |
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| CN104529071A (en) * | 2014-12-24 | 2015-04-22 | 北京桑德环境工程有限公司 | System and method for treating village sewage |
| CN204873883U (en) * | 2015-06-15 | 2015-12-16 | 中电投科学技术研究院有限公司 | Row's mud device of supporting flush tank that circulates of wet -type electrostatic precipitator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202191740U (en) * | 2011-07-28 | 2012-04-18 | 上海复旦水务工程技术有限公司 | Sludge suction conveyer rotating around center of periphery settling pond |
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Effective date of registration: 20190107 Address after: 102209 Floor 5-7 of Block B in the Institute of Science and Technology, State Electricity Investment Group, Future Science and Technology City, North Seven Towns, Changping District, Beijing Patentee after: SPIC POWER OPERATION TECHNOLOGY INSTITUTE Address before: 100015 No. 15 Andry North Street, Dongcheng District, Beijing Patentee before: CPI SCIENCE & TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |
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Effective date of registration: 20221201 Address after: 102209 Future Science and Technology City, Beiqijia Town, Changping District, Beijing Patentee after: SPIC POWER OPERATION TECHNOLOGY INSTITUTE Patentee after: Shijiazhuang Liangcun Thermal Power Co.,Ltd. Address before: 102209 Floor 5-7 of Block B in the Institute of Science and Technology, State Electricity Investment Group, Future Science and Technology City, North Seven Towns, Changping District, Beijing Patentee before: SPIC POWER OPERATION TECHNOLOGY INSTITUTE |
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