CN204727707U - Based on the co-oxidation waste disposal plant of multistage fluidized bed - Google Patents

Based on the co-oxidation waste disposal plant of multistage fluidized bed Download PDF

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Publication number
CN204727707U
CN204727707U CN201520312070.0U CN201520312070U CN204727707U CN 204727707 U CN204727707 U CN 204727707U CN 201520312070 U CN201520312070 U CN 201520312070U CN 204727707 U CN204727707 U CN 204727707U
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bed
fluidized
urceolus
core
backflow
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Expired - Fee Related
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CN201520312070.0U
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Chinese (zh)
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吴海珍
韦朝海
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South China University of Technology SCUT
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South China University of Technology SCUT
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Abstract

The utility model discloses a kind of co-oxidation waste disposal plant based on multistage fluidized bed, according to drainage flow direction, rapid filter, one-level fluidized-bed, secondary fluidized-bed are connected successively with absorption fixed bed, the bottom of one-level fluidized-bed is connected with ozonizer respectively with the bottom of secondary fluidized-bed, the inlet end of ozonizer is connected with air compressor, and the backflow intake pipe of one-level fluidized-bed is got tracheae with the ozone backflow of secondary fluidized-bed and is connected with the backflow water inlet pipe of one-level fluidized-bed respectively by jet-pump.Its method is through biodegradable industrial sewage and is first filtered by rapid filter, then carries out twice ozone in conjunction with light-catalysed co-oxidation process by one-level fluidized-bed and secondary fluidized-bed, discharges finally by absorption ADSORPTION IN A FIXED BED.This co-oxidation waste disposal plant is applicable to the advanced treatment of the postindustrial waste water of biological degradation, can combine and utilize ozone and the organic pollutant of ultraviolet catalytic under fluidised condition in degrading waste water.

Description

Based on the co-oxidation waste disposal plant of multistage fluidized bed
Technical field
The utility model relates to technical field of sewage, particularly a kind of co-oxidation waste disposal plant based on multistage fluidized bed.
Background technology
Along with the development of society and the prosperity of industry, the problem of shortage of water resources and environmental pollution is day by day serious, and the process of sewage, waste water also seems more and more important.In recent years, fluid bed processing system, with features such as its mass transfer effect are good, reliable, microorganism active is strong, is more and more applied.But the current following defect of fluid bed processing system ubiquity: (1) adopts single stage purification processing mode, detergent power is low, and sewage treating efficiency is lower; (2) adopt single processing mode in fluidized-bed, the advanced treatment of industrial sewage cannot be adapted to.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of advanced treatment being applicable to the postindustrial sewage of biological degradation, and the co-oxidation waste disposal plant based on multistage fluidized bed that degradation efficiency is high, treatment effect is good.
The technical solution of the utility model is: a kind of co-oxidation waste disposal plant based on multistage fluidized bed, comprises rapid filter, one-level fluidized-bed, secondary fluidized-bed, absorption fixed bed, jet-pump, ozonizer and air compressor; According to drainage flow direction, rapid filter, one-level fluidized-bed, secondary fluidized-bed are connected successively with absorption fixed bed, the bottom of one-level fluidized-bed is connected with ozonizer respectively with the bottom of secondary fluidized-bed, the inlet end of ozonizer is connected with air compressor, and the backflow intake pipe of one-level fluidized-bed is got tracheae with the ozone backflow of secondary fluidized-bed and is connected with the backflow water inlet pipe of one-level fluidized-bed respectively by jet-pump.
Described rapid filter comprises support and cartridge filter, cartridge filter is fixed on support, the sidewall on cartridge filter top is provided with cartridge filter water inlet pipe, the sidewall of cartridge filter bottom is provided with cartridge filter rising pipe, be provided with shore pipe bottom cartridge filter, be provided with stainless steel filtering net in cartridge filter, the shape of stainless steel filtering net is similar with cartridge filter, be placed in inside cartridge filter, between the barrel inside filter screen and cartridge filter, leave gap.
Active carbon filler layer is provided with in described absorption fixed bed; The outer wall of absorption fixed bed is provided with absorption fixed bed water inlet pipe and absorption fixed bed rising pipe, and absorption fixed bed water inlet pipe is positioned at below active carbon filler layer, and absorption fixed bed rising pipe is positioned at above active carbon filler layer.
Described one-level fluidized-bed comprises inner core, urceolus, aeration assembly and ultraviolet lamp assembly, inner core is located in urceolus, and communicates with bottom urceolus bottom inner core, and inner core top communicates with urceolus top, aeration assembly is located at bottom inner core, and the top of inner core is located at by ultraviolet lamp assembly; The top of urceolus is inverted cone-shaped structure, forms disengaging zone, is provided with effluent weir and multiple swash plate in disengaging zone, and each swash plate is the laminar arrangement of up-down structure, and effluent weir is located at the top of multiple swash plate.
Form the reaction tank of annular between the outer wall of described inner core and the inwall of urceolus, be provided with perforation plate in reaction tank, perforation plate arranges catalytic filler, the outer drum outer wall be positioned at above perforation plate is provided with catalytic filler and gets mouth.
Described aeration assembly comprises aeration head retaining plate and multiple aeration head, is unenclosed construction bottom inner core, and multiple aeration head is uniformly distributed on aeration head retaining plate, and aeration head retaining plate is fixedly connected with bottom urceolus; Also be provided with inlet pipe bottom urceolus, inlet pipe is connected with ozonizer.
Described ultraviolet lamp assembly comprises ultraviolet lamp tube and ultraviolet lamp tube anchor, and multiple ultraviolet lamp tube vertically arranges with inner core, and each ultraviolet lamp tube is fixedly connected with inner core inwall by corresponding ultraviolet lamp tube anchor.
The outer wall of described urceolus is provided with monitoring mouth;
The outer wall of urceolus bottom is provided with fluidized-bed water inlet pipe;
In disengaging zone, the bottom of multiple swash plate is provided with fluidized-bed rising pipe, and top, disengaging zone is provided with residual ozone vapor pipe.
The structure of secondary fluidized-bed is substantially identical with one-level fluidized-bed, and its difference is only:
(1) in one-level fluidized-bed, in described disengaging zone, the bottom of multiple swash plate is also provided with backflow intake pipe, and backflow intake pipe is connected with jet-pump; The bottom of urceolus is also provided with backflow water inlet pipe.
(2), in secondary fluidized-bed, in described disengaging zone, the top of disengaging zone is also provided with ozone backflow and gets tracheae, and ozone backflow is got tracheae and is connected with jet-pump.
A kind of co-oxidation sewage water treatment method based on multistage fluidized bed can be realized by said apparatus, comprise the following steps:
(1) enter rapid filter through biodegradable industrial sewage, after rapid filter filters, send into one-level fluidized-bed;
(2) sewage carries out first time ozone in conjunction with light-catalysed co-oxidation process in one-level fluidized-bed, then sends into secondary fluidized-bed and carries out second time ozone in conjunction with light-catalysed co-oxidation process;
One-level fluidized-bed is identical with the handling principle of secondary fluidized-bed, ozone gas is sent in inner core by multiple aeration head, the sewage in inner core is driven to rise, the irradiation of ultraviolet lamp tube is accepted in sewage uphill process, ozone gas and ultraviolet associating carry out oxidizing reaction with sewage, sewage flows to urceolus along inner tank theca after rising to inner core top, and declining in the disengaging zone between inner core and urceolus and reaction tank forms circulation;
(3) after secondary fluidized bed processing, the water obtained flows in absorption fixed bed, after the active carbon filler layer absorption in absorption fixed bed, is discharged by absorption fixed bed rising pipe.
When this co-oxidation waste disposal plant based on multistage fluidized bed and method use, its concrete principle is: be introduced into rapid filter through biodegradable industrial sewage, after the stainless steel filtering net in filter cylinder filters, sewage flows out into one-level fluidized-bed from cartridge filter rising pipe, and the suspended particulate that the particle diameter that filtration produces is larger is discharged by the shore pipe bottom cartridge filter, sewage enters one-level fluidized-bed successively and secondary fluidized-bed carries out ozone in conjunction with light-catalysed co-oxidation process, one-level fluidized-bed and the ozone needed for secondary fluidized-bed are all after pressurized air being sent into ozonizer generates ozone by air compressor, flow into the inlet pipe of one-level fluidized-bed and secondary fluidized-bed respectively, in fluidized-bed at different levels, ozone gas is sent in inner core by multiple aeration head, the sewage in inner core is driven to rise, the irradiation of ultraviolet lamp tube is accepted in sewage uphill process, ozone gas and ultraviolet associating carry out oxidizing reaction with sewage, after sewage rises to inner core top, along inner tank theca flow to urceolus (in order to control flow check better to, can outer tube wall strip groove is straight down set), decline in disengaging zone and reaction tank between inner core and urceolus and form circulation, at reaction tank, sewage has the region of half can touch catalytic filler on perforation plate in decline process, in disengaging zone, after sewage realizes mud-water separation, flow to next unit by effluent weir, after secondary fluidized bed processing, the water obtained flows in absorption fixed bed again, after the active carbon filler layer absorption in absorption fixed bed, is finally discharged by absorption fixed bed rising pipe.
In said process, one-level fluidized-bed is identical with the handling principle of secondary fluidized-bed to sewage, but set up backflow intake pipe and backflow water inlet pipe in one-level fluidized-bed, set up ozone backflow in secondary fluidized-bed and get tracheae, extract ozone backflow by jet-pump and get remaining ozone and the water in backflow intake pipe in tracheae, mixing is rear flows into backflow water inlet pipe, and then improves the utilization ratio of ozone, and unnecessary ozone will get rid of rear centralized collection process by residual ozone vent pipe.
The utility model, relative to prior art, has following beneficial effect:
This co-oxidation waste disposal plant based on multistage fluidized bed is applicable to the advanced treatment of the postindustrial waste water of biological degradation, can combine and utilize ozone and the organic pollutant of ultraviolet catalytic under fluidised condition in degrading waste water, for bio-refractory good waste water treatment effect, degradation speed is fast, floor space is little, non-secondary pollution, scum silica frost and mud generation less, there is the effects such as sterilization, decolouring, antiscale simultaneously, ozone utilization rate is high, and combines the advantage of ozone and ultraviolet degradation organic pollutant.
Accompanying drawing explanation
Fig. 1 is the structural representation of this co-oxidation waste disposal plant.
Fig. 2 is the structural representation of one-level fluidized-bed.
Fig. 3 is the structural representation of secondary fluidized-bed.
Fig. 4 is the structural representation of ultraviolet lamp assembly.
Fig. 5 is the structural representation of aeration assembly.
Waste water processes figure when Fig. 6 is the use of this co-oxidation waste disposal plant.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
A kind of co-oxidation waste disposal plant based on multistage fluidized bed of the present embodiment, as shown in Figure 1, comprises rapid filter 1, one-level fluidized-bed 2, secondary fluidized-bed 3, absorption fixed bed 4, jet-pump 5, ozonizer 6 and air compressor 7; According to drainage flow direction, rapid filter, one-level fluidized-bed, secondary fluidized-bed are connected successively with absorption fixed bed, the bottom of one-level fluidized-bed is connected with ozonizer respectively with the bottom of secondary fluidized-bed, the inlet end of ozonizer is connected with air compressor, and the backflow intake pipe 8 of one-level fluidized-bed is got tracheae 9 with the ozone backflow of secondary fluidized-bed and is connected with the backflow water inlet pipe 10 of one-level fluidized-bed respectively by jet-pump.
Rapid filter comprises support and cartridge filter, cartridge filter is fixed on support, the sidewall on cartridge filter top is provided with cartridge filter water inlet pipe 11, the sidewall of cartridge filter bottom is provided with cartridge filter rising pipe 12, is provided with shore pipe 35, is provided with stainless steel filtering net in cartridge filter bottom cartridge filter, the shape of stainless steel filtering net is similar with cartridge filter, be placed in inside cartridge filter, maintain a certain distance between filter screen and barrel, pass through for waste water.
Active carbon filler layer 13 is provided with in absorption fixed bed; The outer wall of absorption fixed bed is provided with absorption fixed bed water inlet pipe 14 and absorption fixed bed rising pipe 15, and absorption fixed bed water inlet pipe is positioned at below active carbon filler layer, and absorption fixed bed rising pipe is positioned at above active carbon filler layer.
As shown in Figure 2, one-level fluidized-bed comprises inner core 16, urceolus 17, aeration assembly and ultraviolet lamp assembly, and inner core is located in urceolus, and communicate with bottom urceolus bottom inner core, inner core top communicates with urceolus top, and aeration assembly is located at bottom inner core, and the top of inner core is located at by ultraviolet lamp assembly; The top of urceolus is inverted cone-shaped structure, forms disengaging zone 18, is provided with effluent weir 19 and multiple swash plate 20 in disengaging zone, and each swash plate is the laminar arrangement of up-down structure, and effluent weir is located at the top of multiple swash plate, and the inner side of each swash plate is disengaging zone inwall 21.
Form the reaction tank 22 of annular between the outer wall of inner core and the inwall of urceolus, be provided with perforation plate 23 in reaction tank, perforation plate arranged catalytic filler 24, the outer drum outer wall be positioned at above perforation plate is provided with catalytic filler and gets mouth 25.
As shown in Figure 5, aeration assembly comprises aeration head retaining plate 26 and multiple aeration head 27, and as shown in Figure 2, be unenclosed construction bottom inner core, multiple aeration head is uniformly distributed on aeration head retaining plate, and aeration head retaining plate is fixedly connected with bottom urceolus; Also be provided with inlet pipe 28 bottom urceolus, inlet pipe is connected with ozonizer.
As shown in Figure 4, ultraviolet lamp assembly comprises ultraviolet lamp tube 29 and ultraviolet lamp tube anchor 30, and multiple ultraviolet lamp tube vertically arranges with inner core, and each ultraviolet lamp tube is fixedly connected with inner core inwall by corresponding ultraviolet lamp tube anchor.
As shown in Figure 2, the outer wall of urceolus is provided with monitoring mouth 31;
The outer wall of urceolus bottom is provided with fluidized-bed water inlet pipe 32;
In disengaging zone, the bottom of multiple swash plate is provided with fluidized-bed rising pipe 33, and top, disengaging zone is provided with residual ozone vapor pipe 34.
As shown in Figure 3, the structure of secondary fluidized-bed is substantially identical with one-level fluidized-bed, and its difference is only:
(1) as shown in Figure 1 or 2, in one-level fluidized-bed, in disengaging zone, the bottom of multiple swash plate is also provided with backflow intake pipe 8, and backflow intake pipe is connected with jet-pump; The bottom of urceolus is also provided with backflow water inlet pipe 10.
(2), as shown in Fig. 1 or Fig. 3, in secondary fluidized-bed, the top of disengaging zone is also provided with ozone backflow and gets tracheae 9, and ozone backflow is got tracheae and is connected with jet-pump.
A kind of co-oxidation sewage water treatment method based on multistage fluidized bed can be realized by said apparatus, as shown in Figure 6, comprise the following steps:
(1) enter rapid filter through biodegradable industrial sewage, after rapid filter filters, send into one-level fluidized-bed;
(2) sewage carries out first time ozone in conjunction with light-catalysed co-oxidation process in one-level fluidized-bed, then sends into secondary fluidized-bed and carries out second time ozone in conjunction with light-catalysed co-oxidation process;
One-level fluidized-bed is identical with the handling principle of secondary fluidized-bed, ozone gas is sent in inner core by multiple aeration head, the sewage in inner core is driven to rise, the irradiation of ultraviolet lamp tube is accepted in sewage uphill process, ozone gas and ultraviolet associating carry out oxidizing reaction with sewage, sewage flows to urceolus along inner tank theca after rising to inner core top, and declining in the disengaging zone between inner core and urceolus and reaction tank forms circulation;
(3) after secondary fluidized bed processing, the water obtained flows in absorption fixed bed, after the active carbon filler layer absorption in absorption fixed bed, is discharged by absorption fixed bed rising pipe.
When this co-oxidation waste disposal plant based on multistage fluidized bed uses, its concrete principle is: as shown in Fig. 1 or Fig. 6, rapid filter is introduced into through biodegradable industrial sewage, after the stainless steel filtering net in filter cylinder filters, sewage flows out into one-level fluidized-bed from cartridge filter rising pipe, and the suspended particulate that the particle diameter that filtration produces is larger is discharged by the shore pipe bottom cartridge filter, sewage enters one-level fluidized-bed successively and secondary fluidized-bed carries out ozone in conjunction with light-catalysed co-oxidation process, one-level fluidized-bed and the ozone needed for secondary fluidized-bed are all after pressurized air being sent into ozonizer generates ozone by air compressor, flow into the inlet pipe of one-level fluidized-bed and secondary fluidized-bed respectively, in fluidized-bed at different levels, ozone gas is sent in inner core by multiple aeration head, the sewage in inner core is driven to rise, the irradiation of ultraviolet lamp tube is accepted in sewage uphill process, ozone gas and ultraviolet associating carry out oxidizing reaction with sewage, after sewage rises to inner core top, along inner tank theca flow to urceolus (in order to control flow check better to, can outer tube wall strip groove is straight down set), decline in disengaging zone and reaction tank between inner core and urceolus and form circulation (this process is as shown in the arrow in Fig. 2 or Fig. 3), at reaction tank, sewage has the region of half can touch catalytic filler on perforation plate in decline process, in disengaging zone, after sewage realizes mud-water separation, flow to next unit by effluent weir, after secondary fluidized bed processing, the water obtained flows in absorption fixed bed again, after the active carbon filler layer absorption in absorption fixed bed, is finally discharged by absorption fixed bed rising pipe.
In said process, one-level fluidized-bed is identical with the handling principle of secondary fluidized-bed to sewage, but set up backflow intake pipe and backflow water inlet pipe in one-level fluidized-bed, set up ozone backflow in secondary fluidized-bed and get tracheae, extract ozone backflow by jet-pump and get remaining ozone and the water in backflow intake pipe in tracheae, mixing is rear flows into backflow water inlet pipe, and then improves the utilization ratio of ozone, and unnecessary ozone will get rid of rear centralized collection process by residual ozone vent pipe.
As mentioned above, just can realize the utility model preferably, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Namely all equalizations done according to the utility model content change and modify, all by the utility model claim scope required for protection is contained.

Claims (9)

1. based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, comprise rapid filter, one-level fluidized-bed, secondary fluidized-bed, absorption fixed bed, jet-pump, ozonizer and air compressor; According to drainage flow direction, rapid filter, one-level fluidized-bed, secondary fluidized-bed are connected successively with absorption fixed bed, the bottom of one-level fluidized-bed is connected with ozonizer respectively with the bottom of secondary fluidized-bed, the inlet end of ozonizer is connected with air compressor, and the backflow intake pipe of one-level fluidized-bed is got tracheae with the ozone backflow of secondary fluidized-bed and is connected with the backflow water inlet pipe of one-level fluidized-bed respectively by jet-pump.
2. according to claim 1 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, described rapid filter comprises support and cartridge filter, cartridge filter is fixed on support, the sidewall on cartridge filter top is provided with cartridge filter water inlet pipe, the sidewall of cartridge filter bottom is provided with cartridge filter rising pipe, is provided with shore pipe, is provided with stainless steel filtering net in cartridge filter bottom cartridge filter;
Active carbon filler layer is provided with in described absorption fixed bed; The outer wall of absorption fixed bed is provided with absorption fixed bed water inlet pipe and absorption fixed bed rising pipe, and absorption fixed bed water inlet pipe is positioned at below active carbon filler layer, and absorption fixed bed rising pipe is positioned at above active carbon filler layer.
3. according to claim 1 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, described one-level fluidized-bed comprises inner core, urceolus, aeration assembly and ultraviolet lamp assembly, inner core is located in urceolus, and communicate with bottom urceolus bottom inner core, inner core top communicates with urceolus top, and aeration assembly is located at bottom inner core, and the top of inner core is located at by ultraviolet lamp assembly; The top of urceolus is inverted cone-shaped structure, forms disengaging zone, is provided with effluent weir and multiple swash plate in disengaging zone, and each swash plate is the laminar arrangement of up-down structure, and effluent weir is located at the top of multiple swash plate.
4. according to claim 3 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, the reaction tank of annular is formed between the outer wall of described inner core and the inwall of urceolus, perforation plate is provided with in reaction tank, perforation plate arranges catalytic filler, and the outer drum outer wall be positioned at above perforation plate is provided with catalytic filler and gets mouth.
5. according to claim 3 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, described aeration assembly comprises aeration head retaining plate and multiple aeration head, it is unenclosed construction bottom inner core, multiple aeration head is uniformly distributed on aeration head retaining plate, and aeration head retaining plate is fixedly connected with bottom urceolus; Also be provided with inlet pipe bottom urceolus, inlet pipe is connected with ozonizer;
Described ultraviolet lamp assembly comprises ultraviolet lamp tube and ultraviolet lamp tube anchor, and multiple ultraviolet lamp tube vertically arranges with inner core, and each ultraviolet lamp tube is fixedly connected with inner core inwall by corresponding ultraviolet lamp tube anchor.
6. according to claim 3 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, the outer wall of described urceolus is provided with monitoring mouth;
The outer wall of urceolus bottom is provided with fluidized-bed water inlet pipe;
In disengaging zone, the bottom of multiple swash plate is provided with fluidized-bed rising pipe, and top, disengaging zone is provided with residual ozone vapor pipe.
7. according to claim 3 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, in described disengaging zone, the bottom of multiple swash plate is also provided with backflow intake pipe, and backflow intake pipe is connected with jet-pump; The bottom of urceolus is also provided with backflow water inlet pipe.
8. according to any one of claim 3 ~ 6 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, the structure of described secondary fluidized-bed is identical with the structure of one-level fluidized-bed.
9. according to claim 8 based on the co-oxidation waste disposal plant of multistage fluidized bed, it is characterized in that, in described disengaging zone, the top of disengaging zone is also provided with ozone backflow and gets tracheae, and ozone backflow is got tracheae and is connected with jet-pump.
CN201520312070.0U 2015-05-14 2015-05-14 Based on the co-oxidation waste disposal plant of multistage fluidized bed Expired - Fee Related CN204727707U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104860454A (en) * 2015-05-14 2015-08-26 华南理工大学 Combined oxidation sewage treatment unit and method based on multistage fluidized bed
CN107151069A (en) * 2016-03-02 2017-09-12 广州市宝源节能环保科技有限公司 A kind of method of wastewater treatment of rosin deep processing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104860454A (en) * 2015-05-14 2015-08-26 华南理工大学 Combined oxidation sewage treatment unit and method based on multistage fluidized bed
CN107151069A (en) * 2016-03-02 2017-09-12 广州市宝源节能环保科技有限公司 A kind of method of wastewater treatment of rosin deep processing

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