CN106745832A - A kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge and descaling method - Google Patents
A kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge and descaling method Download PDFInfo
- Publication number
- CN106745832A CN106745832A CN201710027504.6A CN201710027504A CN106745832A CN 106745832 A CN106745832 A CN 106745832A CN 201710027504 A CN201710027504 A CN 201710027504A CN 106745832 A CN106745832 A CN 106745832A
- Authority
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- China
- Prior art keywords
- water
- water pipe
- high pressure
- scraper
- positive plate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 255
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 33
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 23
- 239000010802 sludge Substances 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 239000007921 spray Substances 0.000 claims description 19
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 12
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 12
- 230000036647 reaction Effects 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims description 7
- CJTCBBYSPFAVFL-UHFFFAOYSA-N iridium ruthenium Chemical compound [Ru].[Ir] CJTCBBYSPFAVFL-UHFFFAOYSA-N 0.000 claims description 4
- ULFQGKXWKFZMLH-UHFFFAOYSA-N iridium tantalum Chemical compound [Ta].[Ir] ULFQGKXWKFZMLH-UHFFFAOYSA-N 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 238000004880 explosion Methods 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 241001640558 Cotoneaster horizontalis Species 0.000 claims 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 2
- 235000019589 hardness Nutrition 0.000 description 17
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 230000003020 moisturizing effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- 241001415288 Coccidae Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000005837 radical ions Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46133—Electrodes characterised by the material
- C02F2001/46138—Electrodes comprising a substrate and a coating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/20—Prevention of biofouling
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge and descaling method, it is adaptable to circulating water treatment technology field.Solve existing electrolytic descaling equipment physics scraper and the problems such as scraper damage and substantially reduction operating efficiency is caused to hard scale removal ability deficiency.The electrolytic descaling device includes the structures such as outlet pipe (1), end socket (2), housing (3), scraper (4), equipment supporter (5), slag-drip opening (6), delivery port (7), the first single entry swivel joint (8), conducting slip ring (9), positive plate (10), positive plate and water pipe support bar (11), branch's water pipe (12), central water pipe (13)；It is main to include electrolysis scaling process and cleaning and descaling process present invention also offers the descaling method of the high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge.The features such as apparatus for eliminating sludge of the present invention has that energy consumption is low, scrapes dirty clean, descaling method of the invention can effectively improve electrolysis operating efficiency and scale removal effect.
Description
Technical field
The present invention relates to circulating water treatment technology field, specially a kind of high pressure water flushing formula rotating circulating water electrolysis scale removal dress
Put and descaling method.
Background technology
For industrial circulating water, electrolytic descaling technology range of application increasingly increases, and in actual application
Often there is minus plate fouling efficiency deficiency and physics scraper is difficult to the problems such as removing hard scale completely, for electrolytic descaling equipment reality
Border processing cycle water system is possessed the water time and is significantly extended, and actual scale removal efficiency is difficult to counteracting rate of water make-up pair when serious
In circulation influence, so that there is ascendant trend in industrial circulating water system total hardness, ultimately result in heat exchanger and
There is fouling condition in pipeline.Physics scraper is not enough for hard scale removal ability simultaneously, easily occur local hard scale damage scraper or
Stuck scraper situation, especially some moisturizing total hardnesss area higher, 2-4 hours amount of scale buildup are enough to fill up distance between cathode and anode,
So the frequent stuck scraper of amount of scale buildup, causes scraper motor scaling loss, and substantially reduces the real work effect of electrolytic descaling equipment
Rate.
The content of the invention
It is an object of the invention to provide a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge and descaling method,
The device rotates physics scraper mode using high pressure water flushing formula, with energy consumption it is low, scrape dirty clean the features such as, while high pressure water flushing formula
Rotation physics scraper mode for scraping dirt strongly wash away, and prevents dirty body to be largely accumulated in slough, scale removal side of the present invention
Method can improve electrolysis operating efficiency and scale removal effect.
To achieve the above object, the present invention provides following technical scheme：
A kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge, the device includes outlet pipe (1), end socket (2), housing
(3), scraper (4), equipment supporter (5), slag-drip opening (6), delivery port (7), the first single entry swivel joint (8), conducting slip ring (9),
Positive plate (10), positive plate and water pipe support bar (11), branch's water pipe (12), central water pipe (13), normal reaction recirculated water enter
Water pipe (14), the second single entry swivel joint (15), 2/2-way magnetic valve (16), water-distribution nozzle (17), slagging coutrol valve (18),
Bolt (19), scraper high pressure spray water nozzle (20), positive plate and support bar fixing point (21), high pressure washing water pipe (22), water under high pressure
Pump (23), common water pump (24), control system (25), outlet water control valve (26), cathode terminal (27), anode connection (28) and
Rib (29)；
Housing (3) top is fixed with end socket (2), and housing (3) center sets central water pipe (13), central water pipe (13)
Some branch's water pipes (12) are set in horizontal direction, are connected with the central water pipe (13), central water pipe (13) top is provided with out
The mouth of a river (7), central water pipe (13) top is connected with outlet pipe (1), and outlet water control valve (26), housing (3) are installed on outlet pipe (1)
Bottom is cone or semicircular structure, internal spray polytetrafluoroethylene (PTFE), and slag-drip opening (6) and slagging coutrol valve (18) are positioned at shell
Body (3) bottom；
The scraper (4) is become one with positive plate (10) by rib (29), positive plate and water pipe support bar (11), institute
State rib (29) and be horizontally fixed on central water pipe (13) upper and lower ends respectively and be fixedly connected with the two ends of scraper (4), central water pipe
(13) upper/lower terminal is respectively mounted the first single entry swivel joint (8), the second single entry swivel joint (15), it is ensured that overall scraper knot
Structure can effectively rotate, and scraper (4) is vertically fixed on the outside of rib (29), and central water pipe (13) upper end is additionally provided with conducting slip ring
(9), its one end connection power supply, the other end passes through anode connection (28) jointed anode plate (10), while central water pipe (13) and sun
It is fixedly connected using some positive plates and water pipe support bar (11) between pole plate (10), positive plate (10) is provided with and anode
Plate and the equal positive plate of water pipe support bar (11) quantity and support bar fixing point (21), for the fixation of support bar, positive plate
And wiring between conducting slip ring (9) and positive plate (10) is fixed in water pipe support bar (11) upper surface, lower surface fixes connection center
Branch's water pipe (12) of water pipe (13) and scraper high pressure spray water nozzle (20)；
Housing (3) the bottom side is provided with water inlet pipe, is divided into two-way, and high-pressure hydraulic pump (23) and common water pump are connected respectively
(24), the high-pressure hydraulic pump (23) and common water pump (24) other end are connected after collecting with 2/2-way magnetic valve (16), then
It is divided into normal reaction circulating water inlet (14) and high pressure washing water pipe (22) again, normal reaction circulating water inlet (14) is even
Water-distribution nozzle (17) is connect, high pressure washing water pipe (22) is connected by branch's water pipe (12) with central water pipe (13) bottom；
The control system (25) respectively with outlet water control valve (26), slagging coutrol valve (18), 2/2-way magnetic valve
(16), high-pressure hydraulic pump (23) and common water pump (24) are connected.
Further, the positive plate (10) uses netted ruthenium iridium or iridium tantalum coated electrode plate, and housing (3) is cell reaction
Negative electrode, using carbon steel, stainless steel or aluminium, its outer wall spraying polytetrafluoroethylene (PTFE) sets cathode terminal (27) on housing (3).
Further, housing (3) top is fixed by bolt (19) with end socket (2), the fixed installation of housing (3) bottom
Equipment supporter (5).
Further, the end socket (2) is shaped as semicircle.
Further, the number of the scraper (4) is 2-8, and scraper high pressure spray water nozzle (20) is installed in side, and quantity is 8
~20, scraper (4) side is evenly distributed on, the quantity of positive plate (10) answers consistent, the quantity of rib (29) with scraper (4) quantity
The twice of scraper (4) quantity is should be, is evenly distributed and is consolidated with the two ends of scraper (4) installed in the upper/lower terminal of central water pipe (13)
Fixed connection, and positive plate and water pipe support bar (11) quantity should be four times of scraper quantity, in central water pipe (13) and anode
Four layers are divided between plate (10) to be fixedly connected.
Further, the outlet water control valve (26), slagging coutrol valve (18) and 2/2-way magnetic valve (16) are according to tool
Body requirement of explosion proof selects pneumatic operated valve or motor-driven valve.
Further, the control system (25) is single-chip microcomputer or PLC control system.
A kind of descaling method of described high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge, it is main to include electrolysis fouling
Process and cleaning and descaling process, it is to control 2/2-way magnetic valve (16) by control system (25) that scaling process is electrolysed first
Circulating water inlet valve therein is opened, recirculated water is entered by normal reaction circulating water inlet (14) and water-distribution nozzle (17)
In housing (3), housing (3) and positive plate (10) are connected, cell reaction is produced between cathode and anode, so as to be formed in inner walls
Certain thickness incrustation scale, when reacted between reach 4~48h of setting time, just start scale removal program, cleaning and descaling process is by two
Another circulating water inlet valve is opened in two three-way electromagnetic valves of position (16), during cycle of higher pressure water is entered by high pressure washing water pipe (22)
Centre water pipe (13), by branch's water pipe (12), scraper high pressure spray water nozzle (20) from scraper (4) sprays, anti-using water slug
Scraper rotary motion is driven to active force, is removed for the incrustation scale body that housing (3) inwall is formed, while water under high pressure can be right
Rinsed in negative electrode dirt body, and undercutter carries out scale removal, when the scale removal time setting time 5~15 minutes is reached, 2/2-way
Magnetic valve (16) is closed, and is opened slagging coutrol valve (18) discharge and is contained dirty body waste water.
Further, the current density of the electrolysis scaling process is 20~160A/m2。
Operation principle of the invention：
Cell reaction working current density of the present invention is 20~160A/m2, so produced in cathode zone certain density
Hydroxide ion and carbanion, now pH value is significantly raised (pH ＞ 10), so promotes calcium, magnesium ion and hydrogen-oxygen in water
Radical ion and carbonate combine generation calcium hydroxide, magnesium hydroxide, calcium carbonate and magnesium carbonate, and are largely attached in housing
Wall forms certain thickness dirt body, because negative electrode produces a large amount of hydrogen so that inner walls incrustation scale is essentially sponginess soft scale, because
This is just capable of washing clean using physics scraper and high pressure water washing.
While conversion zone near anode, chlorion loses electronics and is converted into free chlorine under electric field action, supervenes micro-
Amount ozone, hydroxyl free radical, these materials play good sterilization algae removal effect.Other DC electrolysis reaction, negative electrode pH high
Environment and anode low ph conditions, can build good sterile environment.
Anode reaction：
Cathode reaction：
Compared with prior art, beneficial effect is the present invention：The present apparatus is using high pressure water flushing formula rotation physics scraper side
Formula, with energy consumption it is low, scrape dirty clean the features such as, while high pressure water flushing formula rotates physics scraper mode carries out strength for scraping dirt
Wash away, prevent dirty body to be largely accumulated in slough.Positive plate uses netted ruthenium iridium or iridium tantalum coated electrode plate, is conducive to lifting electricity
Solution fouling efficiency, and network structure can also strengthen actual cycle water mass transfer effect.The moon can be lifted using meshed anode simultaneously
Pole and annode area ratio, so as to increase anode sterilization algae removal effect.Descaling method of the invention can effectively improve electrolysis work
Make efficiency and scale removal effect.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is positive plate of the invention and scraper concrete structure schematic diagram；
Parts and numbering in figure：
1-outlet pipe, 2-end socket, 3-housing, 4-scraper, 5-equipment supporter, 6-slag-drip opening, 7-delivery port, 8-
First single entry swivel joint, 9-conducting slip ring, 10-positive plate, 11-positive plate and water pipe support bar, 12-branch water pipe,
13-central water pipe, 14-water inlet pipe, the 15-the second single entry swivel joint, 16-2/2-way magnetic valve, 17-water-distribution nozzle,
18-outlet valve, 19-bolt, 20-scraper high pressure spray water nozzle, 21- positive plates and support bar fixing point, 22-high-pressure washing water
Pipe, 23-high-pressure hydraulic pump, the common water pumps of 24-, 25- control systems, 26- outlet water control valves, 27- cathode terminals, 28- anodes connect
Line, 29- ribs.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1
Fig. 1-2, a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge are referred to, the device includes outlet pipe 1, envelope
First 2, housing 3, scraper 4, equipment supporter 5, slag-drip opening 6, delivery port 7, the first single entry swivel joint 8, conducting slip ring 9, positive plate
10th, positive plate and water pipe support bar 11, branch's water pipe 12, central water pipe 13, normal reaction circulating water inlet 14, the second single entry
Swivel joint 15,2/2-way magnetic valve 16, water-distribution nozzle 17, slagging coutrol valve 18, bolt 19, scraper high pressure spray water nozzle 20,
Positive plate and support bar fixing point 21, high pressure washing water pipe 22, high-pressure hydraulic pump 23, common water pump 24, control system 25, go out water control
Valve processed 26, cathode terminal 27, anode connection 28 and rib 29；
The top of the housing 3 is fixed with end socket 2, and the center of housing 3 sets central water pipe 13, in the horizontal direction of central water pipe 13
Some branch's water pipes 12 are set, are connected with the central water pipe 13, the top of central water pipe 13 is provided with delivery port 7, central water pipe 13
Top is connected with outlet pipe 1, and outlet water control valve 26 is installed on outlet pipe 1, and the bottom of housing 3 is conical or semicircular structure, interior
Portion sprays polytetrafluoroethylene (PTFE), and slag-drip opening 6 and slagging coutrol valve 18 are located at the bottom of housing 3；
The present embodiment passes through rib 29 and positive plate and water using 4 positive plates 10 of cambered surface, the scraper 4 with positive plate 10
Pipe support bar 11 becomes one, and the rib 29 is horizontally fixed on the upper and lower ends of central water pipe 13 and consolidates with the two ends of scraper 4 respectively
Fixed connection, the upper/lower terminal of central water pipe 13 is respectively mounted the first single entry swivel joint 8, the second single entry swivel joint 15, it is ensured that whole
Body blade construction can effectively rotate, and rib 29 is separately fixed at the upper and lower ends of the central water pipe 13 in divergent shape, and scraper 4 hangs down
The straight outside for being fixed on rib 29, the upper end of central water pipe 13 is additionally provided with conducting slip ring 9, and its one end connection power supply, the other end passes through sun
The jointed anode plate 10 of pole wiring 28, while using 16 positive plates and water pipe support bar 11 between central water pipe 13 and positive plate 10
Four layers are divided into be fixedly connected, positive plate 10 be provided with the positive plate equal with positive plate and the quantity of water pipe support bar 11 with
Support bar fixing point 21, for the fixation of support bar, conducting slip ring 9 and anode are fixed in positive plate and the upper surface of water pipe support bar 11
Wiring between plate 10, lower surface fixes branch's water pipe 12 of the central water pipe 13 of connection and scraper high pressure spray water nozzle 20；
The bottom side of the housing 3 is provided with water inlet pipe, is divided into two-way, and high-pressure hydraulic pump 23 and common water pump 24 are connected respectively,
The high-pressure hydraulic pump 23 and the other end of common water pump 24 are connected after collecting with 2/2-way magnetic valve 16, are then divided into normal anti-again
Answer circulating water inlet 14 and high pressure washing water pipe 22, the connection water-distribution nozzle 17 of normal reaction circulating water inlet 14, high pressure
Wash tub pipe 22 is connected by branch's water pipe 12 with the bottom of central water pipe 13；
The control system 25 respectively with outlet water control valve 26, slagging coutrol valve 18,2/2-way magnetic valve 16, water under high pressure
Pump 23 and common water pump 24 are connected.
The positive plate 10 uses netted ruthenium iridium or iridium tantalum coated electrode plate, and housing 3 is cell reaction negative electrode, uses carbon
Steel, stainless steel or aluminium, its outer wall spraying polytetrafluoroethylene (PTFE), set cathode terminal 27 on housing 3.
The top of the housing 3 is fixed with end socket 2 by bolt 19, the bottom of housing 3 fixed installation equipment supporter 5.
The end socket 2 is shaped as semicircle.
The number of the scraper 4 is 4, and scraper high pressure spray water nozzle 20 is installed in side, and quantity is 8~20, is uniformly distributed
In the side of scraper 4, quantity and the quantity of scraper 4 of positive plate 10 should be consistent, and the quantity of rib 29 should be the twice of the quantity of scraper 4, put down
Distribution is arranged on the upper and lower ends of central water pipe 13, and positive plate and the quantity of water pipe support bar 11 should be the quantity of scraper 4
Four times, four layers are divided between central water pipe 13 and positive plate 10 and are fixedly connected.
The outlet water control valve 26, slagging coutrol valve 18 and 2/2-way magnetic valve 16 select gas according to specific requirement of explosion proof
Dynamic valve or motor-driven valve.
The control system 25 is single-chip microcomputer or PLC control system.
A kind of descaling method of described high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge, it is main to include electrolysis fouling
Process and cleaning and descaling process, it is to set current density 20A/m that scaling process is electrolysed first2, controlled by control system 25
2/2-way magnetic valve 16 opens circulating water inlet valve therein, and recirculated water passes through normal reaction circulating water inlet 14 and cloth
Sprinkler head 17 enters in housing 3, connects housing 3 and positive plate 10, and cell reaction is produced between cathode and anode, so as in housing
Wall forms certain thickness incrustation scale, when reacted between reach setting time 4h, just start scale removal program, cleaning and descaling process be by
2/2-way magnetic valve 16 opens another circulating water inlet valve, and cycle of higher pressure water enters center by high pressure washing water pipe 22
Water pipe 13, by branch's water pipe 12, the scraper high pressure spray water nozzle 20 from scraper 4 sprays, using water slug opposition band
Dynamic scraper rotary motion, is removed for the incrustation scale body that the inwall of housing 3 is formed, while water under high pressure can be rushed for negative electrode dirt body
Wash, also can undercutter carry out scale removal, when the scale removal time setting time 5 minutes is reached, 2/2-way magnetic valve 16 is closed, and is opened
Open the discharge of slagging coutrol valve 18 and contain dirty body waste water.
The experiment of the electrolytic descaling device and descaling method of the present embodiment is selected in factory of Dong Yao groups 207, its circulating water
System quantity of circulating water is 3000m3/ h, possesses water for 280m3, the circulating water cooling tower turnover temperature difference is 5 DEG C, and moisturizing hardness is
200ppm.When this electrolysis unit is not used, circulation total hardness of water can be presented continuous ascendant trend, circulation operation 400
After hour, its total hardness is maintained at 650ppm.After this electrolytic descaling device and descaling method, disposal ability is 40m3/ h,
After also passing through treatment in 400 hours, its calcium hardness is substantially remained in the range of 250~300ppm.According to be not used and use
For this electrolytic descaling equipment circulating water quality parameter comparison, total hardness reduction amplitude is 87.5%.
Embodiment 2
Difference from Example 1 is that the number of the scraper 4 is 2, and positive plate 10 is 2, and scraper 4 uses 4
Rib 29 is separately fixed at the top and bottom of central water pipe 13, between central water pipe 13 and positive plate 10 using 8 positive plates and
Water pipe support bar 11 is divided into four layers and is fixedly connected.
The current density for being electrolysed scaling process is 160A/m2, the time of cell reaction is 48h, and the scale removal time is 15 minutes.
The experiment of the electrolytic descaling device and descaling method of the present embodiment is selected in factory of Dong Yao groups 207, its circulating water
System quantity of circulating water is 3000m3/ h, possesses water for 280m3, the circulating water cooling tower turnover temperature difference is 5 DEG C, and moisturizing hardness is
250ppm.When this electrolysis unit is not used, circulation total hardness of water can be presented continuous ascendant trend, circulation operation 400
After hour, its total hardness is maintained at 700ppm.After this electrolytic descaling device and descaling method, disposal ability is 40m3/ h,
After also passing through treatment in 400 hours, its calcium hardness is substantially remained in the range of 250~300ppm.According to be not used and use
For this electrolytic descaling equipment circulating water quality parameter comparison, total hardness reduction amplitude is 87.5%.
Embodiment 3
Difference from Example 1 is that the number of the scraper 4 is 8, and positive plate 10 is 8, and scraper 4 uses 8
Rib 29 is separately fixed at the top and bottom of central water pipe 13, between central water pipe 13 and positive plate 10 using 32 positive plates with
Water pipe support bar 11 is divided into four layers and is fixedly connected；
The current density for being electrolysed scaling process is 100A/m2, the time of cell reaction is 20h, and the scale removal time is 10 minutes.
The experiment of the electrolytic descaling device and descaling method of the present embodiment is selected in factory of Dong Yao groups 207, its circulating water
System quantity of circulating water is 3000m3/ h, possesses water for 280m3, the circulating water cooling tower turnover temperature difference is 5 DEG C, and moisturizing hardness is
220ppm.When this electrolysis unit is not used, circulation total hardness of water can be presented continuous ascendant trend, circulation operation 400
After hour, its total hardness is maintained at 670ppm.After this electrolytic descaling device and descaling method, disposal ability is 40m3/ h,
After also passing through treatment in 400 hours, its calcium hardness is substantially remained in the range of 250~300ppm.According to be not used and use
For this electrolytic descaling equipment circulating water quality parameter comparison, total hardness reduction amplitude is 87.5%.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (9)
1. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge, it is characterised in that the device includes outlet pipe (1), envelope
Head (2), housing (3), scraper (4), equipment supporter (5), slag-drip opening (6), delivery port (7), the first single entry swivel joint (8), lead
It is electric slip ring (9), positive plate (10), positive plate and water pipe support bar (11), branch's water pipe (12), central water pipe (13), normal anti-
Answer circulating water inlet (14), the second single entry swivel joint (15), 2/2-way magnetic valve (16), water-distribution nozzle (17), deslagging
Control valve (18), bolt (19), scraper high pressure spray water nozzle (20), positive plate and support bar fixing point (21), high pressure washing water pipe
(22), high-pressure hydraulic pump (23), common water pump (24), control system (25), outlet water control valve (26), cathode terminal (27), sun
Pole wiring (28) and rib (29)；
Housing (3) top is fixed with end socket (2), and housing (3) center sets central water pipe (13), central water pipe (13) level
Side sets up some branch's water pipes (12), is connected with the central water pipe (13), and central water pipe (13) top is provided with delivery port
(7), central water pipe (13) top is connected with outlet pipe (1), and outlet water control valve (26), housing (3) bottom are installed on outlet pipe (1)
It is cone or semicircular structure, internal spray polytetrafluoroethylene (PTFE), slag-drip opening (6) and slagging coutrol valve (18) are positioned at housing
(3) bottom；
The scraper (4) is become one with positive plate (10) by rib (29), positive plate and water pipe support bar (11), the rib
(29) central water pipe (13) upper and lower ends are horizontally fixed on respectively to be fixedly connected with the two ends of scraper (4), on central water pipe (13),
Lower two ends are respectively mounted the first single entry swivel joint (8), the second single entry swivel joint (15), it is ensured that overall blade construction can have
Effect rotation, scraper (4) is vertically fixed on the outside of rib (29), and central water pipe (13) top is additionally provided with conducting slip ring (9), its one end
Connection power supply, the other end by anode connection (28) jointed anode plate (10), while central water pipe (13) and positive plate (10) it
Between be fixedly connected using some positive plates and water pipe support bar (11), positive plate (10) is provided with and positive plate and water pipe branch
The equal positive plate of strut (11) quantity and support bar fixing point (21), for the fixation of support bar, positive plate and water pipe are supported
Wiring between conducting slip ring (9) and positive plate (10) is fixed in bar (11) upper surface, lower surface fix the central water pipe (13) of connection and
Branch's water pipe (12) of scraper high pressure spray water nozzle (20)；
Housing (3) the bottom side is provided with water inlet pipe, is divided into two-way, and high-pressure hydraulic pump (23) and common water pump are connected respectively
(24), the high-pressure hydraulic pump (23) and common water pump (24) other end are connected after collecting with 2/2-way magnetic valve (16), then
It is divided into normal reaction circulating water inlet (14) and flush cycle water water inlet pipe (22), normal reaction circulating water inlet again
(14) connection water-distribution nozzle (17), high pressure washing water pipe (22) is by branch's water pipe (12) and central water pipe (13) the bottom phase
Connection；
The control system (25) respectively with outlet water control valve (26), slagging coutrol valve (18), 2/2-way magnetic valve (16), high
Water pump (23) and common water pump (24) are connected.
2. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, it is characterised in that positive plate
(10) netted ruthenium iridium or iridium tantalum coated electrode plate are used, housing (3) is cell reaction negative electrode, using carbon steel, stainless steel or aluminium, its
Outer wall sprays polytetrafluoroethylene (PTFE), and cathode terminal (27) is set on housing (3).
3. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, it is characterised in that the shell
Body (3) top is fixed by bolt (19) with end socket (2), and housing (3) bottom fixedly mounts equipment supporter (5).
4. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, it is characterised in that the envelope
Head (2) is shaped as semicircle.
5. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, it is characterised in that described to scrape
The number of knife (4) is 2~8, and scraper high pressure spray water nozzle (20) is installed in the side of scraper (4), and quantity is 8~20, uniform point
Cloth is in scraper (4) side.
6. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, it is characterised in that it is described go out
Water control valve (26), slagging coutrol valve (18) and 2/2-way magnetic valve (16) select pneumatic operated valve or electricity according to specific requirement of explosion proof
Dynamic valve.
7. a kind of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, it is characterised in that the control
System (25) processed is single-chip microcomputer or PLC control system.
8. a kind of descaling method of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 1, its feature
It is that main to include electrolysis scaling process and cleaning and descaling process, it is by control system (25) that scaling process is electrolysed first
Circulating water inlet valve therein is opened in control 2/2-way magnetic valve (16), and recirculated water passes through normal reaction circulating water inlet
(14) housing (3) and positive plate (10) and water-distribution nozzle (17) enters in housing (3), are connected, produces electrolysis anti-between cathode and anode
Should, so as to forming certain thickness incrustation scale in inner walls, when reacted between reach the setting time, just start scale removal program, clearly
It is that 2/2-way magnetic valve (16) is opened into another circulating water inlet valve to remove dirty process, and cycle of higher pressure water is rushed by high pressure
Wash water pipe (22) enters central water pipe (13), by branch's water pipe (12), scraper high pressure spray water nozzle (20) spray from scraper (4)
Go out, scraper rotary motion driven using water slug opposition, be removed for the incrustation scale body that housing (3) inwall is formed,
Water under high pressure can be rinsed for negative electrode dirt body simultaneously, and undercutter carries out scale removal, when the scale removal time setting time is reached, two
Two three-way electromagnetic valves of position (16) is closed, and opens slagging coutrol valve (18) discharge and contains dirty body waste water.
9. a kind of descaling method of high pressure water flushing formula rotating circulating water electrolysis apparatus for eliminating sludge as claimed in claim 8, its feature
It is that the current density of the electrolysis scaling process is 20~160A/m2。
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|---|---|---|---|
| CN201710027504.6A CN106745832B (en) | 2017-01-16 | 2017-01-16 | High-pressure water-flushing type rotary circulating water electrolysis descaling device and descaling method |
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| CN108147610A (en) * | 2018-01-08 | 2018-06-12 | 上海荣德环保工程有限公司 | Low, high pressure combinatorial electrochemistry water treatment facilities and method |
| CN108662573A (en) * | 2018-05-29 | 2018-10-16 | 德清县德沃工业设备安装有限公司 | A kind of steam generation facility with descaling function |
| CN110314891A (en) * | 2019-07-16 | 2019-10-11 | 山鹰国际控股股份公司 | A kind of scraper automatic flushing device |
| CN110357275A (en) * | 2018-11-27 | 2019-10-22 | 内蒙古星力环境科技有限公司 | A kind of descaling equipment |
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| CN111675364A (en) * | 2020-06-22 | 2020-09-18 | 江西省萍乡市迪尔化工填料有限公司 | Coking wastewater electrolysis device |
| CN112919592A (en) * | 2021-02-20 | 2021-06-08 | 南京绿源智慧科技有限公司 | Heavy industry type full-automatic electrochemical circulating water treatment device |
| CN113502492A (en) * | 2021-05-31 | 2021-10-15 | 江西强盛科技有限公司 | Garbage transfer station disinfection deodorization is with low pressure ozone preparation equipment of hydrolysising convenient to operation |
| CN114132998A (en) * | 2021-11-17 | 2022-03-04 | 赵琪 | Self-cleaning electrochemical reaction device |
| CN114132998B (en) * | 2021-11-17 | 2024-06-07 | 赵琪 | Self-cleaning electrochemical reaction device |
| CN117023688A (en) * | 2023-10-07 | 2023-11-10 | 广东德森环保科技有限公司 | Sewage total nitrogen removing device and method |
| CN117023688B (en) * | 2023-10-07 | 2023-12-12 | 广东德森环保科技有限公司 | Sewage total nitrogen removing device and method |
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