CN105435862A - Fixed automatic cleaning and regeneration line and regeneration process for SCR denitration catalyst - Google Patents
Fixed automatic cleaning and regeneration line and regeneration process for SCR denitration catalyst Download PDFInfo
- Publication number
- CN105435862A CN105435862A CN201510922124.XA CN201510922124A CN105435862A CN 105435862 A CN105435862 A CN 105435862A CN 201510922124 A CN201510922124 A CN 201510922124A CN 105435862 A CN105435862 A CN 105435862A
- Authority
- CN
- China
- Prior art keywords
- scr catalyst
- cleaning
- catalyst module
- unit
- cleaning unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
Abstract
The invention specifically relates to a fixed automatic cleaning and regeneration line and regeneration process for an SCR denitration catalyst, which belongs to the technical field of catalyst regeneration. The fixed automatic cleaning and regeneration line comprises a conveying device, a cleaning device, a pre-drying device and a regeneration device, wherein the cleaning device, the pre-drying device and the regeneration device are arranged in sequence, the cleaning device comprises a first bubbling cleaning unit pool, a jet cleaning unit pool, a second bubbling cleaning unit pool, a chemical cleaning unit pool, an ultrasonic cleaning unit pool and a rinsing unit pool arranged in sequence, the regeneration device is an activation unit pool, the pre-drying device comprises a first blow-drying unit arranged at the rear side of the rinsing unit pool and a second blow-drying unit arranged at the rear side of the activation unit pool, and the rear side of the first blow-drying unit is also provided with a rotating disk unit used for adjusting the direction of an SCR catalyst module. The fixed automatic cleaning and regeneration line works automatically, enables the regeneration quality of the SCR denitration catalyst to be high, improves regeneration efficiency and has high economic benefits.
Description
Technical field
The invention belongs to catalyst regeneration techniques field, be specifically related to the automatic cleaning and regeneration line of fixed SCR denitration and regeneration technology thereof.
Background technology
Nitrogen oxide is one of coal-burning power plant's primary discharge pollutant, is the main matter forming acid rain and photochemical fog.Mostly V2O5-TiO2-W/MO catalyst series is adopted in coal-fired plant flue gas denitration engineering.Catalyst body is vesicular texture, active component (mainly comprising this series of metal oxide of V2O5-TiO2-W/MO) load is in hole wall pore structure, generally be placed in position suitable in flue with multilayer shape, the flue gas being mixed with reducing gas ammonia, by there is flue gas nitrogen oxide reduction reaction during catalyst duct, reaches with this object reducing or remove nitrogen oxide.The activity of catalyst increased and the degeneration that decays gradually with running time, and the reason causing catalyst activity to be decayed has physical factor, also has chemical factor.In physical factor, modal is that flying dust and ammonium salt sedimentation cover, more seriously thermal sintering, because the catalyst after thermal sintering is non-renewable, these factors directly cause the surface-coated lid of catalyst activity, even duct blocking, hinders flue gas and active ingredient contacts, finally causes denitration efficiency to decline.In chemical factor, the harmful substance such as arsenic and alkali metal directly and active component occur to destroy and react, cause catalyst poisoning to be corroded, finally cause catalytic activity to decline, when production requirement can not be met, need scrap to dispose and change raw catelyst or consider catalyst regeneration recycling.
Raw catelyst is expensive, and every cubic metre of marked price is up to 3-4 ten thousand yuan, and the coal unit of 600 megawatts, needs the catalyst of about 600 cubic metres, account for about 40% of whole denitration construction costs.In addition, the service life of catalyst is shorter, within general about 3 years, just need to change, 600,000 kilowatts of units change catalyst costs every year up to 1,000 ten thousand yuan, SCR dead catalyst, because of containing the heavy metal assembled in the toxic metals such as V2O5, WO3 and use procedure, pollutes transfer, for addressing this problem to the improper meeting of the method for disposal of decaying catalyst, the method taked regenerates catalyst, to improve resource reason utilization ratio to greatest extent.
Existing SCR catalyst regenerating unit is the reactor assembly that can realize denitration reaction and regeneration.This SCR catalyst denitration reaction and SCR catalyst regeneration can be carried out at interval in same reaction unit.Wherein the vibrational power flow of regenerative process is on denitration main structure body.Although said apparatus avoids the movement of catalyst module but needs to build catalyst regeneration system often overlapping on flue gas denitrification system.And SCR catalyst 2-3 just need regeneration once, the utilization rate of catalyst on-line regeneration facility is lowly built, safeguard and operating cost huge, economic benefit is extremely low.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned defect, and provide the automatic cleaning and regeneration line of fixed SCR denitration and regeneration technology thereof, automatically working, SCR denitration reproduction quality is high, improves regeneration efficiency, has higher economic benefit.
The technical scheme that the present invention solves the employing of its technical problem is as follows:
The automatic cleaning and regeneration line of fixed SCR denitration, comprise conveying device and set gradually cleaning device, pre-drying device and regenerating unit,
Described cleaning device comprise set gradually the first pressure pulse cleaning unit cells, jet flow cleaning unit cells, the second pressure pulse cleaning unit cells, Chemical cleaning unit cells, megasonic cleaning unit pond, rinse unit pond,
Described regenerating unit is activation unit pond,
Described pre-drying device comprises and is arranged on first on rear side of rinse unit pond and dries up unit and be arranged on second on rear side of activation unit pond and dry up unit, first dries up the turntable unit that unit rear side is also provided with adjustment SCR catalyst module direction, conveying device automatic transport SCR catalyst module is successively through pressure pulse cleaning, jet flow cleaning, Chemical cleaning, Ultrasonic Cleaning, rinsing, predrying, dry, activation, dry, catalyst wash more thorough, improve catalyst regeneration quality, accelerate the speed of regeneration, save labor cost.
Further, upper end in described megasonic cleaning unit pond, lower end is equipped with ultrasonic transducer, megasonic cleaning unit pond interior lower end is also provided with bubbling coil pipe, the supersonic generator that ultrasonic transducer is arranged with megasonic cleaning unit pond is connected, megasonic cleaning unit pond is provided with the overflow pipe flowing to the second pressure pulse cleaning unit cells, ultrasonic transducer is ultrasonic wave shake plate, SCR catalyst module its upper and lower two ends in megasonic cleaning unit pond all have ultrasonic wave to shake plate transmitting ultrasonic wave, the duct of SCR catalyst module can be run through completely, dirt in SCR catalyst duct is thoroughly peeled off, in conjunction with " bubbling " effect of bubbling coil pipe, strengthen cleaning fluid disturbance, thorough removing SCR catalyst duct, disperseed by ultrasonic wave in aperture, emulsification, the dirt peeled off, what SCR catalyst was cleaned is more thorough, the cleaning fluid overflowed when putting into SCR catalyst module can be drained to the second pressure pulse cleaning unit cells by the overflow pipe that megasonic cleaning unit pond is arranged, cleaning fluid is avoided to waste.
Further, Traverse Displacement Unit is provided with bottom described jet flow cleaning unit cells, and the jet mechanism be connected on Traverse Displacement Unit, Traverse Displacement Unit comprises power set, traversing guiding mechanism, power set are connected with traversing guiding mechanism, traversing guiding mechanism is included in the transmission mechanism that service sink bottom symmetrical is arranged, transmission mechanism comprises and is fixed on the first supporting seat bottom service sink and the second supporting seat, first supporting seat and the second supporting seat are provided with travelling gear, driving chain is provided with between travelling gear, jet mechanism is connected on driving chain, described power set are drive motors, drive motors is connected with travelling gear, adopt motor, sprocket wheel, the traversing guiding mechanism of chain-drive, motor-driven drive sprockets rotates, sprocket wheel drives the reciprocating motion of chain, thus drive the reciprocating motion of jet mechanism, thus realize the reciprocal flushing of jet mechanism to catalyst, jet mechanism can penetrate High-Pressure Water, surface scale in catalyst duct can rinse out by High-Pressure Water, simultaneously, Traverse Displacement Unit can drive the reciprocating motion of jet mechanism uniform and stable, achieve automation, the uniform flushing to catalyst pore passage structure, and fluidic device is positioned at the bottom of catalyst, the position distance many with fouling bottom catalyst duct is shorter, ensure that the active force to fouling of jet mechanism, ensure that the quality of flushing.
Further, the first described pressure pulse cleaning unit cells, the second pressure pulse cleaning unit cells, Chemical cleaning unit cells, rinse unit pond, activation unit pond inner bottom are equipped with bubbling coil pipe, second pressure pulse cleaning unit cells is provided with the overflow pipe flowing to the first pressure pulse cleaning unit cells, bubbling coil pipe is arranged on bottom, bubbling coil pipe all connects the feeder of outer setting, producing bubbling by passing into compressed air, promoting the disturbance of each unit cells cleaning liquid inside, strengthening the effect of cleaning scrubbing.
Further, described Chemical cleaning unit cells at least comprises two Chemical cleaning ponds, and rinse unit pond at least comprises two rinsing baths, and activation unit pond at least comprises two activating tanks,
Further, described Chemical cleaning unit cells comprises two Chemical cleaning ponds, one of them is standby pool, one is only used in cleaning, another is for subsequent use, when going wrong in using or need to change chemical cleaning solution, can switch fast, raise the efficiency, save chemical cleaning solution simultaneously, activation unit pond comprises two activating tanks, one of them is standby pool, when going wrong in using or need to change activating solution, can switch fast, raise the efficiency, save activating solution simultaneously, rinse unit pond comprises the first rinsing bath, second rinsing bath, two rinsing baths make the more thorough of SCR catalyst module rinsing, it is more thorough that the dust and dirt of SCR catalyst Modular surface is removed.
Further, described conveying device comprises the hanging basket of planer-type mechanical gripper and the carrying SCR catalyst module covering cleaning device, pre-drying device and regenerating unit, hanging basket is a kind of frame type one side opening stainless steel hanging basket, SCR catalyst module is facilitated to pass in and out, planer-type mechanical gripper is provided with automatic control program, lifting weight 2-3t, hanging basket top is provided with four lifting handles of cooperative mechanical handgrip lifting, is convenient to stable lifting;
Described first dries up unit, second dries up unit comprises draining pallet, draining pallet upper end is provided with the blow device of blowing downwards, blow device comprises the blowing mouth being arranged on draining pallet upper end, blowing mouth connects outside air supply device, air supply device air outlet place is provided with heat-exchange device, the wind that air supply device produces is transported to blowing mouth after heat-exchange device heating, blown out downwards by blowing mouth, by the Residual water blowout in SCR catalyst module, blowing mouth place is provided with deflector, hot blast is made to blow to SCR catalyst Modular surface uniformly, improve pre-dried effect,
Described turntable unit comprises the whirligig bottom rotating disk and rotating disk, whirligig is electric rotating machine, is provided with reducing gear between electric rotating machine and rotating disk, the direction of rotating disk adjustment SCR catalyst module, be convenient to fork truck and SCR catalyst module is transported interference, raise the efficiency.
Further, the first described pressure pulse cleaning unit cells, jet flow cleaning unit cells, the second pressure pulse cleaning unit cells, Chemical cleaning unit cells, megasonic cleaning unit pond, rinse unit pond, activation unit pond bottom face is downward bulge-structure, the most convex place of bulge-structure is provided with sewage draining exit, the dust and dirt that SCR catalyst module washes can be piled up at downward bulge-structure place, be convenient to the discharge of speed, sewage draining exit all connects the blow-off line of setting, sewage is drained into wastewater collection station.
Further, described bulge-structure is ramp projections structure, and the gradient on inclined-plane is 15-25 °, and ramp structure is convenient to dirt deposition in the sewage draining exit place at minimum point place, is convenient to the quick discharge of dirt.
The automatic cleaning and regeneration technique of fixed SCR denitration, described fixed SCR denitration automatic cleaning and regeneration technique adopts the automatic cleaning and regeneration line of above-mentioned fixed SCR denitration, and the automatic cleaning and regeneration technique of described fixed SCR denitration comprises:
1) hanging basket is loaded through purging the pretreated SCR catalyst module of dedusting, SCR catalyst module hoisting is entered the first pressure pulse cleaning unit cells by mechanical gripper lifting hanging basket, cleaning fluid in cleaning unit pond did not have SCR catalyst module, bubbling coil pipe in first pressure pulse cleaning unit cells starts automatically, by the first pressure pulse cleaning unit cells, abundant bubbling is carried out to SCR catalyst module and stir flush clean, compressed air is by bottom bubbling stirring from the bottom to top, wash away, even the floating ash in surface is loosely sticked in removing, pressure pulse cleaning 5-15min, clean the top layer of described SCR catalyst module, clean out, range estimation visible face is substantially clean, automatically SCR catalyst module is transferred by mechanical gripper after pressure pulse cleaning completes and enter stream cleaning unit pond,
2) SCR catalyst module is lifted by the first pressure pulse cleaning unit cells and enters jet flow cleaning unit cells by mechanical gripper lifting hanging basket, the jet flow cleaning system of jet flow cleaning unit cells inside starts automatically, by jet flow cleaning unit cells, SCR catalyst module top layer is rinsed further, jet wash 5-15min, jet wash pressure is 5-15MPa, and the water yield is 1.5-5m
3/ h, more firm surperficial black dirt and duct tamper are sticked in removing, automatically SCR catalyst module are transferred the second pressure pulse cleaning unit cells after jet flow cleaning completes by mechanical gripper;
3) SCR catalyst module is lifted by jet flow cleaning unit cells and enters the second pressure pulse cleaning unit cells by mechanical gripper lifting hanging basket, by the second pressure pulse cleaning unit cells, fully bubbling is carried out further to SCR catalyst module top layer and stir flush clean, pressure pulse cleaning 5-15min, compressed air by bottom from the bottom to top bubbling stir, wash away, before removing, jet flow cleaning link is washed out and sticks the mud scum of Modular surface, automatically SCR catalyst module is transferred Chemical cleaning unit cells after pressure pulse cleaning completes by mechanical gripper;
4) SCR catalyst module is lifted by the second pressure pulse cleaning unit cells and enters Chemical cleaning pond by mechanical gripper lifting hanging basket, in Chemical cleaning pond, bubbling device starts automatically, SCR catalyst module is immersed in below special Chemical cleaning liquid liquid level, by compressed air by bottom bubbling stirring from the bottom to top, wash away, make medicament fully and dirt digestion, the brilliant key form of the difficult dirt of distortion, finally make the dirts such as intractable sulfate that swelling or reaction effect occurs, reach removal object, by the Chemical cleaning liquid in Chemical cleaning pond, Chemical cleaning is carried out to SCR catalyst module top layer, Chemical cleaning 5-15min, after Chemical cleaning completes, mechanical gripper is automatically by SCR catalyst module transfer megasonic cleaning unit pond,
5) SCR catalyst module is lifted by Chemical cleaning unit cells and enters megasonic cleaning unit pond by mechanical gripper lifting hanging basket, in megasonic cleaning unit pond, ultrasonic cleaning equipment starts, by megasonic cleaning unit pond to SCR catalyst module top layer, duct and micropore carry out ultrasonic wave and clean in conjunction with the degree of depth of bubbling, Ultrasonic Cleaning 5-15min, ultrasonic frequency 30-50KHZ, all there is ultrasonic generator at the upper and lower two ends of SCR catalyst module, ultrasonic wave can run through SCR catalyst module duct, coordinate bubbling, reach the object of degree of depth cleaning, clean rear mechanical gripper automatically by SCR catalyst module transfer rinse unit pond,
6) SCR catalyst module is lifted by megasonic cleaning unit pond and enters the first rinsing bath by mechanical gripper lifting hanging basket, the automatic bubbling of bubbling coil pipe in first rinsing bath, by the deionized water of the first rinsing bath, SCR catalyst Modular surface is cleaned, rinsing 5-15min bubbling deionized water washes away the black dirt that the last operation of cleaning SCR catalyst module has been loosened, black dirt is peeled off from SCR catalyst Modular surface, and after rinsing completes, SCR catalyst module is transferred the second rinsing bath by mechanical gripper automatically;
7) SCR catalyst module is lifted by the first rinsing bath and enters the second rinsing bath by mechanical gripper lifting hanging basket, the automatic bubbling of bubbling coil pipe in second rinsing bath, by the deionized water of the second rinsing bath, SCR catalyst Modular surface is further thoroughly cleaned, bubbling deionized water is washed away and is thoroughly cleaned to greatest extent further Modular surface, rinsing 5-15min, after rinsing completes, SCR catalyst module transfer first is dried up unit by mechanical gripper automatically;
8) SCR catalyst module is lifted on first by the second rinsing bath and dries up on unit draining pallet by mechanical gripper lifting hanging basket, the blowning installation drying up unit draining pallet by first blows down SCR catalyst module moisture, purge 5-15min, blow device carries out predrying to SCR catalyst module, dry up moisture, after purging, mechanical gripper is automatically by SCR catalyst module transfer turntable unit;
9) SCR catalyst module is dried up unit draining pallet by first and is lifted on rotating disk by mechanical gripper lifting hanging basket, dial rotation SCR catalyst module adjustment direction, after adjustment direction, SCR catalyst module exports dry process, SCR catalyst module is by being longitudinally adjusted to laterally, be convenient to SCR catalyst module export, SCR catalyst module is inserted in drying device, electrical heating or heat-conducting oil heating air blast circulation is adopted to carry out drying, abundant removing SCR catalyst Modular surface and micropore moisture, baking temperature 250-350 DEG C, SCR catalyst module input rotating disk after dry, dial rotation adjustment SCR catalyst module direction, mechanical gripper is automatically by SCR catalyst module transfer activation unit pond,
10) SCR catalyst module is lifted by rotating disk and enters activating tank by mechanical gripper lifting hanging basket, in activating tank, bubbling coil pipe starts automatically, abundant bubbling stirs and makes SCR catalyst module be soaked into saturated by active liquid, improve active matter load factor to greatest extent, by the regenerated liquid in activating tank, activation is soaked to SCR catalyst module, soak 10-25min, after soaking, SCR catalyst module transfer second is dried up unit by mechanical gripper automatically;
11) SCR catalyst module is lifted on second by activating tank and dries up on unit draining pallet by mechanical gripper lifting hanging basket, the blowning installation drying up unit draining pallet by second blows down SCR catalyst module moisture, purge 5-15min, after purging, SCR catalyst module exports dry.
Beneficial effect acquired by the present invention is: adopt such scheme: automated production of the present invention, significantly reduce labor cost, carry out first time pressure pulse cleaning successively, jet flow cleaning, second time pressure pulse cleaning, Chemical cleaning, Ultrasonic Cleaning, rinsing, predrying, dry, activation, predrying, dry, step for regeneration is reasonable, conveying device operation accurately, effective guarantee SCR catalyst module cleaning and regeneration quality, the present invention controls automatically, greatly reduce the mechanical accident easily produced in production, improve production security, and automatic control process process of the present invention is simple, can accomplish scale production, economical and efficient, there is good environmental benefit and economic benefit.
Accompanying drawing explanation
By the detailed description below in conjunction with accompanying drawing, aforesaid and other object, the feature and advantage of the present invention will become apparent.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of invention hanging basket.
Fig. 3 is the structural representation in invention megasonic cleaning unit pond of the present invention.
Fig. 4 is the structural representation of invention jet flow cleaning unit cells of the present invention.
Fig. 5 is the structural representation of jet flow cleaning unit cells fluidic architecture.
Wherein: 1 is the first pressure pulse cleaning unit cells 1, 2 is jet flow cleaning unit cells, 2.1 is service sink, 2.2 is Traverse Displacement Unit, 2.3 is jet mechanism, 2.31 be jet pipe, 2.32 be nozzle, 2.33 be import, 2.4 is the first supporting seat, 2.5 is the second supporting seat, 2.3 is travelling gear, 2.7 is driving chain, 3 is the second pressure pulse cleaning unit cells, 4 is Chemical cleaning pond 1#, 5 is Chemical cleaning pond 2#, 6 is megasonic cleaning unit pond, 6.1 is ultrasonic transducer, 7 is the first rinsing bath, 8 is the second rinsing bath, 9 is first dry up unit, 10 is turntable unit, 11 is activating tank 1#, 12 is activating tank 2#, 13 is second dry up unit, 14 is mechanical gripper, 15 is hanging basket, 15.1 be general frame, 15.2 is lifting handle, 16 is overflow pipe, 17 is bubbling coil pipe.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
The automatic cleaning and regeneration line of fixed SCR denitration as shown in Figure 1, comprise conveying device and set gradually cleaning device, pre-drying device and regenerating unit,
Described cleaning device comprise set gradually the first pressure pulse cleaning unit cells 1, jet flow cleaning unit cells 2, second pressure pulse cleaning unit cells 3, Chemical cleaning pond 1#4, Chemical cleaning pond 2#5, megasonic cleaning unit pond 6, first rinsing bath 7, second rinsing bath 8, Chemical cleaning pond 2#5 is standby pool, described regenerating unit is activation unit pond, comprise activating tank 1#11, activating tank 2#12, activating tank 2#12 is standby pool
Each functional unit pond adopts stainless steel, and total measurement (volume) is not less than 4.5m
3appearance and size L*W*H:2400*1200*2000 (mm), meet the cleaning and regeneration of all size catalyst module, it is openend that unit goes out top, described pre-drying device comprises and is arranged on first on rear side of rinsing bath 2#8 and dries up unit 9 and be arranged on second on rear side of activating tank 2#12 and dry up unit 13, first dries up the turntable unit 10 being also provided with adjustment SCR catalyst module direction on rear side of unit 9
Conveying device comprises covering cleaning device, the planer-type mechanical gripper 14 of pre-drying device and regenerating unit and the hanging basket 15 of carrying SCR catalyst module, as shown in Figure 2, hanging basket 15 is a kind of frame type one side opening stainless steel hanging basket, hanging basket 15 all adopts stainless steel, hanging basket 15 is made up of the lifting handle 15.2 of four corners at general frame 15.1 and general frame 15.1 top, the level lifting handle 15.2 upper end relative is stretched out, for inverted triangle structure, mechanical gripper 14 is provided with the inserting handle with inverted triangle respective outer side edges, inserting handle agrees with after inserting, make level, move up and down steadily, the surrounding triangular steel plate oblique pull besieged city again of general frame 15.1, form a side opening, SCR catalyst module is inputted by opening, SCR catalyst module can be avoided SCR catalyst module to skid off at the process oblique pull steel plate of lifting after putting into and cause mechanical wounding, also play the effect strengthening general frame simultaneously, planer-type mechanical gripper is provided with automatic control program, the lifting weight 2-3t of mechanical gripper, automatic control program controls mechanical gripper lifting SCR catalyst module and cleans, regeneration, by the length direction of planer-type mechanical gripper, each functional unit pond is arranged in order, and the length direction in each functional unit pond is consistent with planer-type mechanical gripper width, before automatically cleaning, the position of hanging basket 15 is positioned at the front side of the first pressure pulse cleaning unit cells 1, in the loading hanging basket 15 that SCR catalyst module is vertical, the duct of SCR catalyst module keeps vertically.
Conveying device automatic transport SCR catalyst module is successively through pressure pulse cleaning, jet flow cleaning, Chemical cleaning, Ultrasonic Cleaning, rinsing, predrying, dry, activation, dry, catalyst wash more thorough, improve catalyst regeneration quality, accelerate the speed of regeneration, save labor cost.
As shown in Figure 3, upper end in megasonic cleaning unit pond 6, lower end is equipped with ultrasonic transducer 6.1, megasonic cleaning unit pond 6 interior lower end is also provided with bubbling coil pipe 17, the supersonic generator that ultrasonic transducer 6.1 is arranged with megasonic cleaning unit pond 6 is connected, megasonic cleaning unit pond 6 is provided with the overflow pipe 16 flowing to the second pressure pulse cleaning unit cells, ultrasonic transducer 6.1 is ultrasonic wave shake plate, for the ease of putting into catalyst module, the ultrasonic wave shake plate on top, megasonic cleaning unit pond 6 is arranged on the overturn structure that can overturn and open, SCR catalyst module is before putting into, the ultrasonic wave shake plate upset on top is opened, SCR catalyst module after filling, the ultrasonic wave shake plate upset on top is closed, ensure that SCR catalyst module its upper and lower two ends in megasonic cleaning unit pond 6 all have ultrasonic wave to shake plate and launch ultrasonic wave, the duct of SCR catalyst module can be run through completely, dirt in SCR catalyst duct is thoroughly peeled off, in conjunction with " bubbling " effect of bubbling coil pipe 17, strengthen cleaning fluid disturbance, ultrasonic impact, bubbling impacts, bubbling explodes and again forms impact under ul-trasonic irradiation, triplicity makes the dust and dirt in SCR catalyst be stripped, thorough removing, SCR catalyst duct, dust and dirt in aperture is disperseed by ultrasonic wave, emulsification, peel off, what SCR catalyst was cleaned is more thorough, the cleaning fluid overflowed when putting into SCR catalyst module can be drained to the second pressure pulse cleaning unit cells 3 by the overflow pipe 16 that megasonic cleaning unit pond 6 is arranged, cleaning fluid is avoided to waste.
As shown in Figure 4, jet flow cleaning unit cells 2, comprise the box service sink 2.1 of upper end open, the bottom of service sink 2.1 is provided with Traverse Displacement Unit 2.2, and the jet mechanism 2.3 be connected on Traverse Displacement Unit 2.2, jet mechanism 2.3 is for upwards penetrating High-Pressure Water, Traverse Displacement Unit 2.2 comprises power set, traversing guiding mechanism, power set are connected with traversing guiding mechanism, the dynamic device of Traverse Displacement Unit and traversing guiding mechanism are formed, be convenient to realize Automated condtrol, traversing guiding mechanism described is as shown in Figure 5 included in the transmission mechanism that service sink 2.1 bottom symmetrical is arranged, transmission mechanism comprises the first supporting seat 2.4 and the second supporting seat 2.5 be fixed on bottom service sink 2.1, first supporting seat 2.4 and the second supporting seat 2.5 are provided with travelling gear 2.6, driving chain 2.7 is provided with between travelling gear 2.6, jet mechanism 2.3 is connected on driving chain 2.7, power set are drive motors, drive motors is connected with travelling gear, jet mechanism 2.3 comprises the jet pipe 2.31 be connected with Traverse Displacement Unit 2.2, jet pipe 2.31 is uniform is vertically provided with several nozzles 2.32, adopt the design of nozzle, ensure that pressure and the stability of the current of injection, also the effect improving jet flow cleaning is conducive to, jet pipe 2.31 in the middle part of be provided with import 2.33, the top movable of service sink 2.1 is connected with cover plate, the cover plate arranged can carry out one to High-Pressure Water and block, the sewage through catalyst is avoided to flow out, cause unnecessary environmental pollution, the lower surface of further cover plate is an inclined plane, a water conservancy diversion can be carried out to sewage, the sewage avoiding cover plate lower surface to hang drops onto on catalyst.Jet mechanism 2.3 jetting height is between 1.5-2.5m, jet mechanism can penetrate High-Pressure Water, surface scale in catalyst duct can rinse out by High-Pressure Water, simultaneously, Traverse Displacement Unit can drive the reciprocating motion of jet mechanism uniform and stable, achieves automation, the uniform flushing to catalyst pore passage structure, and the position that bottom jet mechanism and catalyst duct, fouling is many is apart from shorter, ensure that the active force to fouling of jet mechanism, ensure that the quality of flushing.
The first described pressure pulse cleaning unit cells 1, second pressure pulse cleaning unit cells 3, Chemical cleaning pond 1#4, Chemical cleaning pond 2#5, first rinsing bath 7, second rinsing bath 8, activating tank 1#11, activating tank 2#12 inner bottom is equipped with bubbling coil pipe 17, bubbling coil pipe 17 its stirring action main, a large amount of deposit is avoided to affect the sewage draining exit of the quality of production and blocking bottom, play flushing action simultaneously, under stirring souring, the black dirt of catalyst surface is loosened to come off, the bubbling coil pipe 17 arranged is intermittent start, second pressure pulse cleaning unit cells 3 is provided with the overflow pipe 16 flowing to the first pressure pulse cleaning unit cells 1, the cleaning fluid overflowed flows to the first pressure pulse cleaning unit cells 1 by the second pressure pulse cleaning unit cells 3, the cleaning fluid of relative clean is flowed to the functional pool in front from the functional pool at rear by overflow pipe 16, guarantee making full use of of cleaning fluid, avoid waste, impel the raising of SCR catalyst cleaning performance, increase economic efficiency, bubbling coil pipe 17 is arranged on the bottom in each functional unit pond, bubbling coil pipe 17 all connects the feeder of outer setting, the intermittent compressed air that passes into produces bubbling, promote the regular disturbance of each unit cells cleaning liquid inside, strengthen the effect of cleaning scrubbing, bubbling has percussion when cleaning, impact the black dirt on SCR catalyst top layer, black dirt is impelled to peel off, bubbling in activation unit pond plays stirring action, realize activator activity component V, W and anti-SO2 oxidation promoter absorption behavior in SCR catalyst, make component effectively homogeneous load on a catalyst.
Two Chemical cleaning ponds of Chemical cleaning unit cells, one of them is standby pool, one is only used in cleaning, another is for subsequent use, when going wrong in using or need to change chemical cleaning solution, can switch fast, raise the efficiency, save chemical cleaning solution simultaneously, two activating tanks in activation unit pond, one of them is standby pool, when going wrong in using or need to change activating solution, can switch fast, raise the efficiency, save activating solution simultaneously, when rinsing, SCR catalyst module experiences the first rinsing bath 7 successively, the rinse action of the second rinsing bath 8, SCR catalyst module is provided and cleans thoroughly, compare existing tight rinsing once, the better effects if of rinsing, it is more thorough that the dust and dirt of SCR catalyst Modular surface is removed.
Described first dries up unit, second dries up unit comprises draining pallet, draining pallet upper end is provided with the blow device of blowing downwards, blow device comprises the blowing mouth being arranged on draining pallet upper end, blowing mouth connects outside air supply device, air supply device air outlet place is provided with heat-exchange device, the wind that air supply device produces is transported to blowing mouth after heat-exchange device heating, blown out downwards by blowing mouth, by the Residual water blowout in SCR catalyst module, blowing mouth place is provided with deflector, hot blast is made to blow to SCR catalyst Modular surface uniformly, improve pre-dried effect, the vertical SCR catalyst module in duct is convenient to the loss of moisture, simultaneously, hot blast is purged under upper, impel the quick loss of moisture, improve the pre-dried effect of SCR catalyst module and efficiency.
Described turntable unit comprises the whirligig bottom rotating disk and rotating disk, whirligig is electric rotating machine, reducing gear is provided with between electric rotating machine and rotating disk, in the present embodiment, SCR catalyst module is laterally place, course is placed and is not easy to export, need to adjust, dial rotation 90 °, become longitudinal placement, be convenient to SCR catalyst module to export with fork truck dry, after drying, SCR catalyst module is placed on rotating disk, again be adjusted to laterally, again carry out lifting the process carrying out subsequent processing, raise the efficiency.
The first described pressure pulse cleaning unit cells 1, jet flow cleaning unit cells 2, second pressure pulse cleaning unit cells 3, Chemical cleaning pond 1#4, Chemical cleaning pond 2#5, chemistry megasonic cleaning unit pond 6, first rinsing bath 7, second rinsing bath 8, activating tank 1#11, the bottom face of activating tank 2#12 is downward ramp projections structure, ramp projections structure converges at a bit, for minimum point, the gradient on inclined-plane is 15 °, dust and dirt in SCR catalyst module is piled up at minimum point place, be convenient to the discharge of speed, sewage draining exit all connects the blow-off line of setting, sewage is drained into wastewater collection station.
The automatic cleaning and regeneration technique of fixed SCR denitration, described fixed SCR denitration automatic cleaning and regeneration technique adopts the automatic cleaning and regeneration line of above-mentioned fixed SCR denitration, and the automatic cleaning and regeneration technique of described fixed SCR denitration comprises:
1) hanging basket 15 is loaded through purging the pretreated SCR catalyst module of dedusting, mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module hoisting is entered the first pressure pulse cleaning unit cells 1, cleaning fluid in unit cells did not have SCR catalyst module, bubbling coil pipe in first pressure pulse cleaning unit cells 1 starts automatically, intermittent bubbling effect, carry out abundant bubbling by the first pressure pulse cleaning unit cells 1 pair of SCR catalyst module and stir flush clean, pressure pulse cleaning 5-15min, the top layer of cleaning SCR catalyst module, impact black dirt, compressed air is by bottom bubbling stirring from the bottom to top, wash away, even the floating ash in surface is loosely sticked in removing, clean out, range estimation visible face is substantially clean, automatically SCR catalyst module is transferred by mechanical gripper 14 after pressure pulse cleaning completes and enter jet flow cleaning unit cells 2,
2) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered jet flow cleaning unit cells 2 by the first pressure pulse cleaning unit cells 1 lifting, the jet flow cleaning system of jet flow cleaning unit cells 2 inside starts automatically, jet mechanism moves around in bottom side, to SCR catalyst module ejects water under high pressure, jet wash pressure is 5-15MPa, and the water yield is 1.5-5m
3/ h, more firm surperficial black dirt and duct tamper are sticked in removing, by jet flow cleaning unit cells, SCR catalyst module top layer is rinsed further, jet wash 5-15min, impact surperficial black dirt and duct tamper, after jet flow cleaning completes, automatically SCR catalyst module is transferred the second pressure pulse cleaning unit cells 3 by mechanical gripper 14;
3) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered the second pressure pulse cleaning unit cells 3 by jet flow cleaning unit cells 2 lifting, carry out further fully bubbling by the second pressure pulse cleaning unit cells 3 pairs of SCR catalyst module top layers and stir flush clean, pressure pulse cleaning 5-15min, compressed air is by bottom bubbling stirring from the bottom to top, wash away, before removing, jet flow cleaning link is washed out and sticks the mud scum of Modular surface, mud scum is impelled to depart from, improve the effect of cleaning, automatically SCR catalyst module is transferred Chemical cleaning unit cells by mechanical gripper 14 after pressure pulse cleaning completes,
4) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered Chemical cleaning pond 1#4 by the second pressure pulse cleaning unit cells 3 lifting, in the 1#4 of Chemical cleaning pond, bubbling device starts automatically, Chemical cleaning pond 1#2 is standby pool, SCR catalyst module is immersed in below special Chemical cleaning liquid liquid level, by compressed air by bottom bubbling stirring from the bottom to top, wash away, make medicament fully and dirt digestion, the brilliant key form of the difficult dirt of distortion, finally make the dirts such as intractable sulfate that swelling or reaction effect occurs, reach removal object, by the Chemical cleaning liquid in Chemical cleaning pond, Chemical cleaning is carried out to SCR catalyst module top layer, remove the dirts such as intractable sulfate, Chemical cleaning 5-15min, after Chemical cleaning completes, mechanical gripper 14 is automatically by SCR catalyst module transfer megasonic cleaning unit pond 6,
5) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered megasonic cleaning unit pond 6 by Chemical cleaning pond 1#4 lifting, in megasonic cleaning unit pond 6, ultrasonic cleaning equipment and bubbling coil pipe start, by SCR catalyst module top layer, 6 pairs, megasonic cleaning unit pond, duct and micropore carry out ultrasonic wave and clean in conjunction with the degree of depth of bubbling, Ultrasonic Cleaning 5-15min, the ultrasonic wave of 30-50KHZ frequency is launched at the upper and lower two ends of SCR catalyst module, ultrasonic wave can run through SCR catalyst module duct, coordinate bubbling, reach the object of degree of depth cleaning, by SCR catalyst module top layer, dirt emulsification in duct and micropore, peel off, improve elimination effect, clean rear mechanical gripper 14 and automatically SCR catalyst module is transferred the first rinsing bath 7,
6) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered the first rinsing bath 7 by megasonic cleaning unit pond 6 lifting, in first rinsing bath 7 the automatic bubbling of bubbling coil pipe, intermittent bubbling, deionized water in first rinsing bath 7 there was not SCR catalyst module, by the deionized water of the first rinsing bath, pressure pulse cleaning is carried out to SCR catalyst Modular surface, rinsing 5-15min, bubbling deionized water washes away the black dirt that the last operation of cleaning SCR catalyst module has been loosened, black dirt is peeled off from SCR catalyst Modular surface, after rinsing completes, SCR catalyst module is transferred the second rinsing bath 8 by mechanical gripper 14 automatically,
7) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered the second rinsing bath 8 by the first rinsing bath 7 lifting, bubbling coil pipe automatic intermittent bubbling in second rinsing bath 8, deionized water in second rinsing bath 7 there was not SCR catalyst module, by the deionized water of the second rinsing bath 8, SCR catalyst Modular surface is further thoroughly cleaned, rinsing 5-15min, bubbling deionized water is washed away and is thoroughly cleaned to greatest extent Modular surface, a dirt front rinsing do not departed from is peeled off, guarantee that dirt is stripped to clean up, after rinsing completes, SCR catalyst module transfer first is dried up unit 10 by mechanical gripper 14 automatically,
8) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is lifted on first by the second rinsing bath 8 dries up on the draining pallet of unit 9, the blowning installation drying up unit 9 draining pallet by first blows down SCR catalyst module moisture, purge 5-15min, blow device carries out predrying to SCR catalyst module, dry up moisture, predrying rear mechanical gripper 14 is automatically by SCR catalyst module transfer turntable unit 10;
9) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is dried up unit 9 draining pallet by first is lifted on rotating disk, dial rotation 90 °, SCR catalyst module is by being laterally adjusted to longitudinally, after adjustment direction, SCR catalyst module exports dry process through fork truck, SCR catalyst module is by being longitudinally adjusted to laterally, be convenient to SCR catalyst module export, SCR catalyst module is inserted in drying device, electrical heating or heat-conducting oil heating air blast circulation is adopted to carry out drying, abundant removing SCR catalyst Modular surface and micropore moisture, baking temperature 250-350 DEG C, SCR catalyst module input rotating disk after dry, rotating disk adjustment SCR catalyst module is longitudinally laterally, mechanical gripper 14 is automatically by SCR catalyst module transfer activation unit pond,
10) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is entered activating tank 1#11 by rotating disk lifting, bubbling coil pipe in activating tank 1#11 starts automatically, abundant bubbling stirs and makes SCR catalyst module be soaked into saturated by active liquid, and bubbling stirring action realizes active component V, W and anti-SO
2oxidation promoter absorption behavior in SCR catalyst reaches optimum efficiency, make active component effectively homogeneous load on a catalyst, to improve active matter load factor to greatest extent, by the regenerated liquid in activating tank, activation is soaked to SCR catalyst module, soak 10-25min, after soaking, SCR catalyst module transfer second is dried up unit 13 by mechanical gripper 14 automatically;
11) mechanical gripper 14 lifts by crane hanging basket 15 and SCR catalyst module is lifted on second by activating tank 1#11 dries up on unit 13 draining pallet, the blowning installation drying up unit 13 draining pallet by second blows down SCR catalyst module moisture, purge 5-15min, eliminating moisture carries out predrying, and predrying rear SCR catalyst module exports dry.
Adopt such scheme: automated production of the present invention, significantly reduce labor cost, carry out first time pressure pulse cleaning successively, jet flow cleaning, second time pressure pulse cleaning, Chemical cleaning, Ultrasonic Cleaning, rinsing, predrying, dry, activation, predrying, dry, step for regeneration is reasonable, conveying device operation accurately, effective guarantee SCR catalyst module cleaning and regeneration quality, the present invention controls automatically, greatly reduce the mechanical accident easily produced in production, improve production security, and automatic control process process of the present invention is simple, can accomplish scale production, economical and efficient, there is good environmental benefit and economic benefit.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. the automatic cleaning and regeneration line of fixed SCR denitration, comprise conveying device and set gradually cleaning device, pre-drying device and regenerating unit, it is characterized in that:
Described cleaning device comprise set gradually the first pressure pulse cleaning unit cells, jet flow cleaning unit cells, the second pressure pulse cleaning unit cells, Chemical cleaning unit cells, megasonic cleaning unit pond, rinse unit pond,
Described regenerating unit is activation unit pond,
Described pre-drying device comprises and is arranged on first on rear side of rinse unit pond and dries up unit and be arranged on second on rear side of activation unit pond and dry up unit, and first dries up the turntable unit that unit rear side is also provided with adjustment SCR catalyst module direction.
2. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 1, it is characterized in that: in described megasonic cleaning unit pond, upper end, lower end are equipped with ultrasonic transducer, megasonic cleaning unit pond interior lower end is also provided with bubbling coil pipe, the supersonic generator that ultrasonic transducer is arranged with megasonic cleaning unit pond is connected, and megasonic cleaning unit pond is provided with the overflow pipe flowing to the second pressure pulse cleaning unit cells.
3. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 1, it is characterized in that: bottom described jet flow cleaning unit cells, be provided with Traverse Displacement Unit, and the jet mechanism be connected on Traverse Displacement Unit, Traverse Displacement Unit comprises power set, traversing guiding mechanism, power set are connected with traversing guiding mechanism.
4. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 1, it is characterized in that: the first described pressure pulse cleaning unit cells, the second pressure pulse cleaning unit cells, Chemical cleaning unit cells, rinse unit pond, activation unit pond inner bottom are equipped with bubbling coil pipe, and the second pressure pulse cleaning unit cells is provided with the overflow pipe flowing to the first pressure pulse cleaning unit cells.
5. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 1 or 4 any one, it is characterized in that: described Chemical cleaning unit cells at least comprises two Chemical cleaning ponds, rinse unit pond at least comprises two rinsing baths, and activation unit pond at least comprises two activating tanks.
6. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 5, it is characterized in that: described Chemical cleaning unit cells comprises two Chemical cleaning ponds, one of them is standby pool,
Activation unit pond comprises two activating tanks, and one of them is standby pool,
Rinse unit pond comprises the first rinsing bath, the second rinsing bath.
7. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 1, it is characterized in that: described conveying device comprises the hanging basket of planer-type mechanical gripper and the carrying SCR catalyst module covering cleaning device, pre-drying device and regenerating unit
Described first dries up unit, second dries up unit and comprises draining pallet, and draining pallet upper end is provided with the blow device of blowing downwards.
Described turntable unit comprises the whirligig bottom rotating disk and rotating disk.
8. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 1, it is characterized in that: the first described pressure pulse cleaning unit cells, jet flow cleaning unit cells, the second pressure pulse cleaning unit cells, Chemical cleaning unit cells, megasonic cleaning unit pond, rinse unit pond, activation unit pond bottom face is downward bulge-structure, and the most convex place of bulge-structure is provided with sewage draining exit.
9. the automatic cleaning and regeneration line of fixed SCR denitration according to claim 8, is characterized in that: described bulge-structure is ramp projections structure, the gradient on inclined-plane is 15-25 °.
10. the automatic cleaning and regeneration technique of fixed SCR denitration, it is characterized in that, described fixed SCR denitration automatic cleaning and regeneration technique adopts the automatic cleaning and regeneration line of fixed SCR denitration according to any one of claim 1 to 7, and the automatic cleaning and regeneration technique of described fixed SCR denitration comprises:
1) SCR catalyst module after pretreatment loads hanging basket, SCR catalyst module hoisting is entered the first pressure pulse cleaning unit cells by mechanical gripper lifting hanging basket, by the first pressure pulse cleaning unit cells, abundant bubbling is carried out to SCR catalyst module and stir flush clean, pressure pulse cleaning 5-15min, clean the top layer of described SCR catalyst module, automatically SCR catalyst module is transferred by mechanical gripper after pressure pulse cleaning completes and enter stream cleaning unit pond;
2) SCR catalyst module is lifted by the first pressure pulse cleaning unit cells and enters jet flow cleaning unit cells by mechanical gripper lifting hanging basket, by jet flow cleaning unit cells, SCR catalyst module top layer is rinsed further, jet wash 5-15min, jet wash pressure is 5-15MPa, the water yield is 1.5-5m3/h, automatically SCR catalyst module is transferred the second pressure pulse cleaning unit cells after jet flow cleaning completes by mechanical gripper;
3) SCR catalyst module is lifted by jet flow cleaning unit cells and enters the second pressure pulse cleaning unit cells by mechanical gripper lifting hanging basket, by the second pressure pulse cleaning unit cells, fully bubbling is carried out further to SCR catalyst module top layer and stir flush clean, pressure pulse cleaning 5-15min, transfers Chemical cleaning unit cells by SCR catalyst module automatically by mechanical gripper after pressure pulse cleaning completes;
4) SCR catalyst module is lifted by the second pressure pulse cleaning unit cells and enters Chemical cleaning pond by mechanical gripper lifting hanging basket, by the Chemical cleaning liquid in Chemical cleaning pond, Chemical cleaning is carried out to SCR catalyst module top layer, Chemical cleaning 5-15min, after Chemical cleaning completes, mechanical gripper is automatically by SCR catalyst module transfer megasonic cleaning unit pond;
5) SCR catalyst module is lifted by Chemical cleaning unit cells and enters megasonic cleaning unit pond by mechanical gripper lifting hanging basket, carry out ultrasonic wave by megasonic cleaning unit pond to SCR catalyst module top layer, duct and micropore to clean in conjunction with the degree of depth of bubbling, Ultrasonic Cleaning 5-15min, ultrasonic frequency 30-50KHZ, has cleaned rear mechanical gripper automatically by SCR catalyst module transfer rinse unit pond;
6) SCR catalyst module is lifted by megasonic cleaning unit pond and enters the first rinsing bath by mechanical gripper lifting hanging basket, by the deionized water of the first rinsing bath, SCR catalyst Modular surface is cleaned, rinsing 5-15min, after rinsing completes, SCR catalyst module is transferred the second rinsing bath by mechanical gripper automatically;
7) SCR catalyst module is lifted by the first rinsing bath and enters the second rinsing bath by mechanical gripper lifting hanging basket, by the deionized water of the second rinsing bath, SCR catalyst Modular surface is further thoroughly cleaned, rinsing 5-15min, after rinsing completes, SCR catalyst module transfer first is dried up unit by mechanical gripper automatically;
8) SCR catalyst module is lifted on first by the second rinsing bath and dries up on unit draining pallet by mechanical gripper lifting hanging basket, the blowning installation drying up unit draining pallet by first blows down SCR catalyst module moisture, purge 5-15min, after purging, mechanical gripper is automatically by SCR catalyst module transfer turntable unit;
9) SCR catalyst module is dried up unit draining pallet by first and is lifted on rotating disk by mechanical gripper lifting hanging basket, dial rotation SCR catalyst module adjustment direction, after adjustment direction, SCR catalyst module exports dry process, SCR catalyst module is inserted in drying device, electrical heating or heat-conducting oil heating air blast circulation is adopted to carry out drying, abundant removing SCR catalyst Modular surface and micropore moisture, baking temperature 250-350 DEG C, SCR catalyst module input rotating disk after dry, dial rotation adjustment SCR catalyst module direction, mechanical gripper is automatically by SCR catalyst module transfer activation unit pond,
10) SCR catalyst module is lifted by rotating disk and enters activating tank by mechanical gripper lifting hanging basket, by the regenerated liquid in activating tank, activation is soaked to SCR catalyst module, soak 10-25min, after soaking, SCR catalyst module transfer second is dried up unit by mechanical gripper automatically;
11) SCR catalyst module is lifted on second by activating tank and dries up on unit draining pallet by mechanical gripper lifting hanging basket, the blowning installation drying up unit draining pallet by second blows down SCR catalyst module moisture, purge 5-15min, after purging, SCR catalyst module exports dry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510922124.XA CN105435862A (en) | 2015-12-14 | 2015-12-14 | Fixed automatic cleaning and regeneration line and regeneration process for SCR denitration catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510922124.XA CN105435862A (en) | 2015-12-14 | 2015-12-14 | Fixed automatic cleaning and regeneration line and regeneration process for SCR denitration catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105435862A true CN105435862A (en) | 2016-03-30 |
Family
ID=55546754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510922124.XA Pending CN105435862A (en) | 2015-12-14 | 2015-12-14 | Fixed automatic cleaning and regeneration line and regeneration process for SCR denitration catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105435862A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517575A (en) * | 2016-11-07 | 2017-03-22 | 苏州西热节能环保技术有限公司 | Separate collection, reuse and treatment method for SCR denitration catalyst cleaning wastewater |
| CN106622397A (en) * | 2017-02-16 | 2017-05-10 | 宁波诺威尔大气污染控制科技有限公司 | Automatic regeneration device for SCR (Selective Catalytic Reduction) denitration catalyst module and regeneration process thereof |
| CN109107615A (en) * | 2017-06-23 | 2019-01-01 | 中国石油大学(华东) | A kind of alkane dehydrogenating catalyst regeneration method and regenerating unit |
| CN109226058A (en) * | 2018-10-16 | 2019-01-18 | 天津普恒康泰科技有限公司 | Drug residue solvent cleaning equipment |
| CN111905840A (en) * | 2020-09-04 | 2020-11-10 | 安徽博蓝德环保科技发展有限公司 | Active component regeneration system of inactivation SCR denitration catalyst |
| CN113231110A (en) * | 2021-05-07 | 2021-08-10 | 苏州西热节能环保技术有限公司 | Wet regeneration device and regeneration method for SCR denitration catalyst regeneration |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090233787A1 (en) * | 2008-03-11 | 2009-09-17 | Evonik Energy Services Llc | Methods of regeneration of SCR catalyst poisoned by phosphorous components in flue gas |
| CN101543794A (en) * | 2009-04-29 | 2009-09-30 | 常州市肯创环境工程技术有限公司 | Device for cleaning and regenerating catalyst |
| CN102658170A (en) * | 2012-04-11 | 2012-09-12 | 西安交通大学 | Regeneration technology of V-Ti-based honeycomb SCR denitration catalyst, and apparatus thereof |
| CN102861621A (en) * | 2012-09-25 | 2013-01-09 | 西安交通大学 | Movable cleaning and regenerating device and cleaning and regenerating method for SCR (selective catalytic reduction) denitration catalysts |
| CN203508041U (en) * | 2013-09-17 | 2014-04-02 | 北京北科欧远科技有限公司 | Flue gas denitrification catalyst cleaning-regeneration device |
| CN203816643U (en) * | 2014-04-30 | 2014-09-10 | 北京凯力正信科技发展有限公司 | Movable SCR (Selective Catalytic Reduction) catalyst offline cleaning regenerative device |
| CN203862635U (en) * | 2014-06-03 | 2014-10-08 | 江苏肯创催化剂再生技术有限公司 | SCR catalyst regeneration unblocking washing device |
| CN104226380A (en) * | 2014-09-24 | 2014-12-24 | 清华大学 | Method for regenerating flue gas denitration catalyst with high phosphorus and high alkali metal content |
| CN204107518U (en) * | 2014-09-24 | 2015-01-21 | 清华大学 | It is a kind of that denitrating catalyst is ultrasonic involves air bubbling mixing cleaning device |
| CN205308141U (en) * | 2015-12-14 | 2016-06-15 | 江苏肯创催化剂再生技术有限公司 | Fixed SCR denitration catalyst self - cleaning line of regenerating |
-
2015
- 2015-12-14 CN CN201510922124.XA patent/CN105435862A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090233787A1 (en) * | 2008-03-11 | 2009-09-17 | Evonik Energy Services Llc | Methods of regeneration of SCR catalyst poisoned by phosphorous components in flue gas |
| CN101543794A (en) * | 2009-04-29 | 2009-09-30 | 常州市肯创环境工程技术有限公司 | Device for cleaning and regenerating catalyst |
| CN102658170A (en) * | 2012-04-11 | 2012-09-12 | 西安交通大学 | Regeneration technology of V-Ti-based honeycomb SCR denitration catalyst, and apparatus thereof |
| CN102861621A (en) * | 2012-09-25 | 2013-01-09 | 西安交通大学 | Movable cleaning and regenerating device and cleaning and regenerating method for SCR (selective catalytic reduction) denitration catalysts |
| CN203508041U (en) * | 2013-09-17 | 2014-04-02 | 北京北科欧远科技有限公司 | Flue gas denitrification catalyst cleaning-regeneration device |
| CN203816643U (en) * | 2014-04-30 | 2014-09-10 | 北京凯力正信科技发展有限公司 | Movable SCR (Selective Catalytic Reduction) catalyst offline cleaning regenerative device |
| CN203862635U (en) * | 2014-06-03 | 2014-10-08 | 江苏肯创催化剂再生技术有限公司 | SCR catalyst regeneration unblocking washing device |
| CN104226380A (en) * | 2014-09-24 | 2014-12-24 | 清华大学 | Method for regenerating flue gas denitration catalyst with high phosphorus and high alkali metal content |
| CN204107518U (en) * | 2014-09-24 | 2015-01-21 | 清华大学 | It is a kind of that denitrating catalyst is ultrasonic involves air bubbling mixing cleaning device |
| CN205308141U (en) * | 2015-12-14 | 2016-06-15 | 江苏肯创催化剂再生技术有限公司 | Fixed SCR denitration catalyst self - cleaning line of regenerating |
Non-Patent Citations (1)
| Title |
|---|
| 李丽编著: "《燃煤电厂SCR脱硝催化剂评价与再生》", 31 July 2015 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517575A (en) * | 2016-11-07 | 2017-03-22 | 苏州西热节能环保技术有限公司 | Separate collection, reuse and treatment method for SCR denitration catalyst cleaning wastewater |
| CN106517575B (en) * | 2016-11-07 | 2022-08-30 | 苏州西热节能环保技术有限公司 | Classified collection, recycling and treatment method for SCR denitration catalyst cleaning wastewater |
| CN106622397A (en) * | 2017-02-16 | 2017-05-10 | 宁波诺威尔大气污染控制科技有限公司 | Automatic regeneration device for SCR (Selective Catalytic Reduction) denitration catalyst module and regeneration process thereof |
| CN109107615A (en) * | 2017-06-23 | 2019-01-01 | 中国石油大学(华东) | A kind of alkane dehydrogenating catalyst regeneration method and regenerating unit |
| CN109226058A (en) * | 2018-10-16 | 2019-01-18 | 天津普恒康泰科技有限公司 | Drug residue solvent cleaning equipment |
| CN111905840A (en) * | 2020-09-04 | 2020-11-10 | 安徽博蓝德环保科技发展有限公司 | Active component regeneration system of inactivation SCR denitration catalyst |
| CN113231110A (en) * | 2021-05-07 | 2021-08-10 | 苏州西热节能环保技术有限公司 | Wet regeneration device and regeneration method for SCR denitration catalyst regeneration |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105435862A (en) | Fixed automatic cleaning and regeneration line and regeneration process for SCR denitration catalyst | |
| CN102658170B (en) | Regeneration technology of V-Ti-based honeycomb SCR denitration catalyst, and apparatus thereof | |
| CN106552799B (en) | Cleaning machine | |
| CN105855236A (en) | Ultrasonic cleaner | |
| CN103977845B (en) | SCR catalyst regenerative system and method | |
| CN202430291U (en) | Stepwise automatic acid plant used in hot galvanizing production process | |
| CN103706593A (en) | Cleaning device for positive pole ring die and method for cleaning positive pole ring die through cleaning device | |
| CN208712372U (en) | A kind of cleaning device and the automatic rinser including it | |
| CN103055963A (en) | Integrated regeneration system and method of mobile SCR (Selective Catalytic Reduction) denitrification catalyst | |
| CN210730315U (en) | Automatic cleaning device for aerated concrete block side plate | |
| CN205308141U (en) | Fixed SCR denitration catalyst self - cleaning line of regenerating | |
| CN209697532U (en) | A kind of photovoltaic panel cleaning device of sewage recovering mechanism | |
| CN105855235A (en) | High-efficiency energy-saving cleaning device | |
| CN210280104U (en) | Chemical barrel cleaning device | |
| CN205762687U (en) | A kind of energy-efficient cleaning device | |
| CN108380581B (en) | Metal copper surface oxide skin treatment process | |
| CN205773518U (en) | A kind of oil water separator for ultrasonic washing unit | |
| CN203664256U (en) | Cleaning equipment for positive electrode ring mold | |
| CN110893351A (en) | Denitration catalyst regeneration system | |
| CN206624919U (en) | Raw material cleaning machine | |
| CN216764726U (en) | One-step glass fiber regeneration equipment | |
| CN202752271U (en) | High-efficiency sound wave wet treatment device for silicon materials | |
| CN214235315U (en) | System for cleaning silicon material to be recycled | |
| CN205762660U (en) | Ultrasonic washing unit with defecator | |
| CN210855286U (en) | Equipment for continuously rinsing chemically activated carbon |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |
|
| RJ01 | Rejection of invention patent application after publication |