CN104230022A - Aerating device and control method thereof - Google Patents
Aerating device and control method thereof Download PDFInfo
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- CN104230022A CN104230022A CN201410516073.6A CN201410516073A CN104230022A CN 104230022 A CN104230022 A CN 104230022A CN 201410516073 A CN201410516073 A CN 201410516073A CN 104230022 A CN104230022 A CN 104230022A
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- aerating apparatus
- dissolved oxygen
- middle level
- aeration
- controller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses an aerating device and a control method thereof. The device comprises a pontoon (1), a bracket (2), a solar energy component (3), an accumulator, a controller, an upper layer aerating device, a middle layer aerating device, a lower layer aerating device, and a dissolved oxygen feedback device connected with the controller, wherein the bracket (2), the solar energy component (3), the accumulator, the controller, the upper layer aerating device, the middle layer aerating device, the lower layer aerating device are mounted on the pontoon (1); the upper layer aerating device is filled with oxygen through a dive pump (7) and a spray header (4); aeration oxygenation of the middle layer aerating device is realized through the cooperation of a blower (16), an ozonizer and a plurality of aeration headers; aeration oxygenation of the lower layer aerating device is realized through the cooperation of an air compressor and the aeration headers. The aerating device has the advantages of energy conservation and environmental protection; moreover, the aerating device adopts an upper layer, a middle layer and a bottom layer, and the three layers respectively adopt different devices for aeration, so that the problems of insufficient aeration and the like are thoroughly solved; the aerating device has the advantages of being convenient to move, large in aeration area and good in whole ecological remediation effect.
Description
Technical field
The present invention relates to aerator device and control techniques field thereof, is specifically a kind of aerating apparatus and control method thereof.
Background technology
Along with the expansion of urban and rural areas scale, in the past as view, irrigate, drain off floodwaters, the pool that stores or the river course black smelly phenomenon of ubiquity.Current black smelly pool or the pollution of river mainly adopt desilting, cut dirt, moisturizing, water transfer, the public works means such as to add a cover carries out administering and high-effective microorganism acclimation or directly bleach, but river lake water ecological self-purification ability does not still catch up with, though through the lake, river of regulation, water quality does not obtain basic improvement, still to turn black smelly contaminate environment, living standard of urban and rural population health, image, investment environment and sightseeing have a strong impact on, and the safety of agricultural irrigation, tap water enjoys threat.Pool or the black smelly phenomenon of river water body are a kind of Biochemical Phenomenas---organic anaerobic digestion in water body, so the main work of river regulation is oxygenation, but how can oxygenation fully to river course, mode has a variety of, mode conventional at present, has and adopts mechanical aeration dish, or underwater jet aeration, all occurred that oxidation effect is bad, the area related to is less, can not solve the overall restoration of the ecosystem in river course.And the aerator device of prior art is fairly simple, mostly adopt motor or gas blower, structure is simple, there is the phenomenon of aeration deficiency.And the life-span is short, use alternating-current, power consumption is large, the electricity charge are many, does not mostly have feedback control.To pool or the river course of severe contamination, effect is little.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of energy-conserving and environment-protective, adopt upper strata, middle level, bottom simultaneously, three layers adopt different devices to carry out aeration respectively, the problems such as thorough solution aeration is not enough, conveniently moving, aeration area are large, the aerating apparatus that overall Effect of Ecological Restoration is good.
The present invention's adopted technical scheme that solves the problem is: a kind of aerating apparatus, comprise pontoon, the support be installed on pontoon, solar components, store battery, controller, upper strata aerating apparatus, middle level aerating apparatus and lower floor's aerating apparatus and the dissolved oxygen feedback assembly that is connected with controller, described solar module is installed on described support, the output port of described solar components is connected with described store battery, and described controller is connected with described store battery;
Described upper strata aerating apparatus comprises and is installed on submersible pump bottom pontoon and shower nozzle, and described submersible pump is connected with store battery with described controller, and described shower nozzle is connected with the water outlet of submersible pump by upper strata pipeline;
Described middle level aerating apparatus comprises the gas blower be installed in the cabin body of pontoon, ozonizer, middle level pipeline, is located at multiple middle levels aeration head in middle level under water, described gas blower is electrically connected with described store battery and controller, the delivery port of described ozonizer is connected by the air outlet of middle level pipeline with described gas blower, and described multiple middle levels aeration head is connected to the end of described middle level pipeline;
Described lower floor's aerating apparatus comprises the air compressor machine be installed in the cabin body of pontoon, bottom pipeline and is located at multiple bottom aeration heads of bottom under water, described air compressor machine is electrically connected with described store battery and controller, and described multiple bottom aeration heads are connected by the air outlet of bottom pipeline with described air compressor machine;
Described dissolved oxygen feedback assembly comprises upper strata dissolved oxygen sensor, middle level dissolved oxygen sensor and bottom dissolved oxygen sensor, and described upper strata dissolved oxygen sensor, middle level dissolved oxygen sensor and bottom dissolved oxygen sensor are all connected with described controller.
Compared with prior art, the invention has the advantages that: the present invention has done significant improvement to current aerating apparatus structure, and pontoon can move on the water surface, adopts solar powered, environmental protection and energy saving, consumes energy little, not energy charge.Adopt upper strata, middle level, bottom three layers aeration respectively simultaneously, thoroughly solve the problems such as aeration is not enough.Upper strata adopts submersible pump water lift aeration, middle level adopts gas blower aeration, bottom to adopt air compressor machine aeration.The submersible pump water lift aeration of its aerating apparatus at the middle and upper levels can well reach the water surface upper strata oxidation effect in pool or river course.Enter middle level pipeline together with the wind that in the aerating apparatus of middle level, ozone and gas blower produce, and carry out aeration by aeration head.Like this, effectively COD of sewage can be reduced, in sewage treatment process, when sewage one-level B is upgraded to one-level A, is all the most difficult oxidizing substance in sewage, only has and could reduce COD by high-concentrated ozone, realize one-level A discharge, and effectively can reduce BOD, ecological purification better effects if simultaneously.Bottom aerating apparatus then adopts air compressor machine as propulsion source, can bear larger pressure, makes the aeration better effects if of bottom.
As preferably, the shower nozzle spout of described upper strata aerating apparatus is arranged upward, and described shower nozzle overhanging go out the water surface.Like this, the aeration better effects if on upper strata.
As preferably, the angle α of described solar components and horizontal direction is 30 ° ~ 45 °.Like this, the effect of the absorption sun power of solar components is better.
As preferably, the end of described middle level pipeline is arranged transversely for installing the pipeline of middle level aeration head.Like this, the aeration area in middle level is comparatively large, and aeration is effective.
As preferably, the pipeline that the end of described bottom pipeline is used for installing bottom layer aeration head is arranged transversely.Like this, the aeration area of bottom is comparatively large, and aeration is effective.
Another object of the present invention is to provide a kind of control method being applicable to above-mentioned aerating apparatus, comprises the following steps:
(1) the expected value DO of the dissolved oxygen of aerating apparatus is set;
(2) variable of the dissolved oxygen of selected aerating apparatus, and be designated as y;
(3) aerating apparatus dissolved oxygen exports y according to himself sensor by sampling period sampling is actual;
(4) reality output compared with expected value DO in each sampling period, obtain error, remember that this error is e, then e is determined by expression formula e=DO-y, carries out feedback compensation simultaneously, revises the variable in step (2), makes e trend towards zero;
(5) e obtained in step (4) is calculated through fuzzy controller, obtain single or multiple manipulated variable;
(6) the single or multiple manipulated variables obtained in step (5), remember that this manipulated variable is u, described aerator goes to control its motor according to u;
(7) repeating step (2) ~ (6), obtain the manipulated variable in each sampling period, control the dissolved oxygen of described aerating apparatus according to manipulated variable in real time simultaneously.
Compared with prior art, the invention has the advantages that: adopt dissolved oxygen feedback control, for upper strata, middle level, low layer three layers of aeration, propose new control method.Like this, realize real-time control according to the feedback of the dissolved oxygen sensor of each layer, effectively can avoid the waste of energy consumption, and shoot the arrow at the target, decontamination effect improving is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of aerating apparatus of the present invention.
Fig. 2 is the control flow schematic diagram of the Dissolved Oxygen Control Method of aerating apparatus of the present invention.
Fig. 3 is the input and output schematic diagram of the fuzzy controller of the Dissolved Oxygen Control Method of aerating apparatus of the present invention.
Fig. 4 is the graphic representation of the membership function of the error of the Dissolved Oxygen Control Method of aerating apparatus of the present invention.
Fig. 5 is the graphic representation of the membership function of the error derivative of the Dissolved Oxygen Control Method of aerating apparatus of the present invention.
Fig. 6 is the graphic representation of the membership function of the manipulated variable that the fuzzy controller of the Dissolved Oxygen Control Method of aerating apparatus of the present invention exports.
In Fig. 1: 1 pontoon, 2 supports, 3 solar components, 4 shower nozzles, 5 upper strata dissolved oxygen sensors, 6 upper strata pipelines, 7 submersible pumps, 8 air compressor machines, 9 bottom pipelines, 10 bottom dissolved oxygen sensors, 11 bottom aeration heads, 12 middle level aeration heads, 13 middle level pipelines, 14 middle level aeration heads, 15 ozonizers, 16 gas blowers.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are further described.
As shown in Figure 1, a kind of aerating apparatus, comprise pontoon 1, the support 2 be installed on pontoon 1, solar components 3, store battery, controller, upper strata aerating apparatus, middle level aerating apparatus and lower floor's aerating apparatus and the dissolved oxygen feedback assembly that is connected with controller, described solar module is installed on described support 2, the output port of described solar components 3 is connected with described store battery, and described controller is connected with described store battery;
Described upper strata aerating apparatus comprises and is installed on submersible pump 7 bottom pontoon 1 and shower nozzle 4 by erecting frame, and described submersible pump 7 is connected with store battery with described controller, and described shower nozzle 4 is connected by the water outlet of upper strata pipeline 6 with submersible pump 7;
Described middle level aerating apparatus comprises the gas blower 16 be installed in the cabin body of pontoon 1, ozonizer, middle level pipeline 13, is located at multiple middle levels aeration head 14 in middle level under water, described gas blower 16 is electrically connected with described store battery and controller, the delivery port of described ozonizer is connected by the air outlet of middle level pipeline 13 with described gas blower 16, and described multiple middle levels aeration head 14 is connected to the end of described middle level pipeline 13;
Described lower floor's aerating apparatus comprises the air compressor machine 8 be installed in the cabin body of pontoon 1, bottom pipeline 9 and is located at multiple bottom aeration heads 11 of bottom under water, described air compressor machine 8 is electrically connected with described store battery and controller, and described multiple bottom aeration heads 11 are connected by the air outlet of bottom pipeline 9 with described air compressor machine 8;
Described dissolved oxygen feedback assembly comprises upper strata dissolved oxygen sensor 5, middle level dissolved oxygen sensor 12 and bottom dissolved oxygen sensor 10, and described upper strata dissolved oxygen sensor 5, middle level dissolved oxygen sensor 12 and bottom dissolved oxygen sensor 10 are all connected with described controller.
Shower nozzle 4 spout of described upper strata aerating apparatus is arranged upward, and described shower nozzle 4 overhanging go out the water surface.
Described solar components 3 is 30 ° ~ 45 ° with the angle α of horizontal direction.
The end of described middle level pipeline 13 is arranged transversely for installing the pipeline of middle level aeration head 14.
The pipeline that the end of described bottom pipeline 9 is used for installing bottom layer aeration head 11 is arranged transversely.
As shown in figures 2-6, the control method of above-mentioned aerating apparatus, comprises the following steps:
(1) the expected value DO of the dissolved oxygen of aerating apparatus is set;
(2) variable of the dissolved oxygen of selected aerating apparatus, and be designated as y;
(3) aerating apparatus dissolved oxygen exports y according to himself sensor by sampling period sampling is actual;
(4) reality output compared with expected value DO in each sampling period, obtain error, remember that this error is e, then e is determined by expression formula e=DO-y, carries out feedback compensation simultaneously, revises the variable in step (2), makes e trend towards zero;
(5) e obtained in step (4) is calculated through fuzzy controller, obtain single or multiple manipulated variable;
(6) the single or multiple manipulated variables obtained in step (5), remember that this manipulated variable is u, described aerator goes to control its motor according to u;
(7) repeating step (2) ~ (6), obtain the manipulated variable in each sampling period, control the dissolved oxygen of described aerating apparatus according to manipulated variable in real time simultaneously.
In this specific embodiment, aerating apparatus control process of the present invention is as follows:
(1) the expected value DO=[do of aerating apparatus dissolved oxygen is set
1do
2do
3]
t; Wherein do
1for upper strata, river course dissolved oxygen expected value, do
2for middle level, river course dissolved oxygen expected value, do
3for river course lower floor dissolved oxygen expected value.
(2) variable of selected aerating apparatus dissolved oxygen, and be designated as Y=[y
1y
2y
3]
t;
(3) aerating apparatus dissolved oxygen exports y according to himself sensor by sampling period sampling is actual;
(4) reality output compared with expected value DO in each sampling period, obtain error, remember that this error is e, then e is determined by expression formula e=DO-Y, carries out feedback compensation simultaneously, revises the variable in step (2), makes e trend towards zero;
(5) e obtained in step (4) is calculated through fuzzy controller, obtain single or multiple manipulated variable;
(6) the single or multiple manipulated variables obtained in step (5), remember that this manipulated variable is u, go to control described aerating apparatus according to u;
(7) repeating step (2) ~ (6), obtain the manipulated variable in each sampling period, control the dissolved oxygen of described aerating apparatus according to manipulated variable in real time simultaneously.
Below only just most preferred embodiment of the present invention is described, but can not be interpreted as it is limitations on claims.The present invention is not only confined to above embodiment, and its concrete structure allows to change.All various changes done in the protection domain of independent claim of the present invention are all in scope.
Claims (6)
1. an aerating apparatus, it is characterized in that: comprise pontoon (1), the support (2) be installed on pontoon (1), solar components (3), store battery, controller, upper strata aerating apparatus, middle level aerating apparatus and lower floor's aerating apparatus and the dissolved oxygen feedback assembly that is connected with controller, described solar module is installed on described support (2), the output port of described solar components (3) is connected with described store battery, and described controller is connected with described store battery;
Described upper strata aerating apparatus comprises the submersible pump (7) and the shower nozzle (4) that are installed on pontoon (1) bottom by erecting frame, described submersible pump (7) is connected with store battery with described controller, and described shower nozzle (4) is connected by the water outlet of upper strata pipeline (6) with submersible pump (7);
Described middle level aerating apparatus comprises gas blower (16) in the cabin body being installed on pontoon (1), ozonizer, middle level pipeline (13), is located at multiple middle levels aeration head (14) in middle level under water, described gas blower (16) is electrically connected with described store battery and controller, the delivery port of described ozonizer is connected by the air outlet of middle level pipeline (13) with described gas blower (16), and described multiple middle levels aeration head (14) are connected to the end of described middle level pipeline (13);
Described lower floor's aerating apparatus comprises air compressor machine (8) in the cabin body being installed on pontoon (1), bottom pipeline (9) and is located at multiple bottom aeration heads (11) of bottom under water, described air compressor machine (8) is electrically connected with described store battery and controller, and described multiple bottom aeration heads (11) are connected by the air outlet of bottom pipeline (9) with described air compressor machine (8);
Described dissolved oxygen feedback assembly comprises upper strata dissolved oxygen sensor (5), middle level dissolved oxygen sensor (12) and bottom dissolved oxygen sensor (10), and described upper strata dissolved oxygen sensor (5), middle level dissolved oxygen sensor (12) and bottom dissolved oxygen sensor (10) are all connected with described controller.
2. aerating apparatus according to claim 1, is characterized in that: shower nozzle (4) spout of described upper strata aerating apparatus is arranged upward, and described shower nozzle (4) overhanging go out the water surface.
3. aerating apparatus according to claim 1, is characterized in that: described solar components (3) is 30 ° ~ 45 ° with the angle α of horizontal direction.
4. aerating apparatus according to claim 1, is characterized in that: the end of described middle level pipeline (13) is arranged transversely for installing the pipeline of middle level aeration head (14).
5. aerating apparatus according to claim 1, is characterized in that: the pipeline that the end of described bottom pipeline (9) is used for installing bottom layer aeration head (11) is arranged transversely.
6. the control method of aerating apparatus according to claim 1, is characterized in that: comprise the following steps:
(1) the expected value DO of the dissolved oxygen of aerating apparatus is set;
(2) variable of the dissolved oxygen of selected aerating apparatus, and be designated as y;
(3) aerating apparatus dissolved oxygen exports y according to himself sensor by sampling period sampling is actual;
(4) reality output compared with expected value DO in each sampling period, obtain error, remember that this error is e, then e is determined by expression formula e=DO-y, carries out feedback compensation simultaneously, revises the variable in step (2), makes e trend towards zero;
(5) e obtained in step (4) is calculated through fuzzy controller, obtain single or multiple manipulated variable;
(6) the single or multiple manipulated variables obtained in step (5), remember that this manipulated variable is u, described aerator goes to control its motor according to u;
(7) repeating step (2) ~ (6), obtain the manipulated variable in each sampling period, control the dissolved oxygen of described aerating apparatus according to manipulated variable in real time simultaneously.
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CN201410516073.6A CN104230022B (en) | 2014-09-30 | 2014-09-30 | Aerating apparatus and control method thereof |
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CN201410516073.6A CN104230022B (en) | 2014-09-30 | 2014-09-30 | Aerating apparatus and control method thereof |
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CN104230022B CN104230022B (en) | 2016-01-20 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104521872A (en) * | 2015-01-14 | 2015-04-22 | 重庆三峡学院 | Solar automation water area oxygenation device |
CN104773850A (en) * | 2015-03-22 | 2015-07-15 | 周强 | Eutrophication treatment system capable of improving overall oxygen-restoring performance of water area |
CN105129968A (en) * | 2015-08-20 | 2015-12-09 | 安徽星元环保科技有限公司 | Propulsion type aeration apparatus for sewage treatment |
CN105712467A (en) * | 2016-04-14 | 2016-06-29 | 中国水产科学研究院渔业机械仪器研究所 | Solar mobile underwater ozone treatment machine |
WO2016184294A1 (en) * | 2015-05-18 | 2016-11-24 | 周强 | System for controlling severe eutrophication of lake bay |
CN106396148A (en) * | 2016-06-20 | 2017-02-15 | 无锡虹业自动化工程有限公司 | Aeration blower capable of monitoring dissolved oxygen |
CN107055826A (en) * | 2017-03-28 | 2017-08-18 | 常州大学 | A kind of energy-conserving and environment-protective aerator |
CN109336248A (en) * | 2018-12-12 | 2019-02-15 | 刘鹏 | A kind of aerating system of biochemical sewage processing pond |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201099644Y (en) * | 2007-07-12 | 2008-08-13 | 庞鹏远 | Flotage type solar energy aeration system |
CN101805056A (en) * | 2010-03-26 | 2010-08-18 | 常州佳讯光电系统工程有限公司 | Solar automatic aeration system and control method thereof |
CN201678529U (en) * | 2010-03-15 | 2010-12-22 | 王俊川 | Wind energy and solar energy complementary aeration equipment |
CN202099130U (en) * | 2011-06-30 | 2012-01-04 | 山东省环境保护科学研究设计院 | Solar power generation and plugflow aeration integrated device |
-
2014
- 2014-09-30 CN CN201410516073.6A patent/CN104230022B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201099644Y (en) * | 2007-07-12 | 2008-08-13 | 庞鹏远 | Flotage type solar energy aeration system |
CN201678529U (en) * | 2010-03-15 | 2010-12-22 | 王俊川 | Wind energy and solar energy complementary aeration equipment |
CN101805056A (en) * | 2010-03-26 | 2010-08-18 | 常州佳讯光电系统工程有限公司 | Solar automatic aeration system and control method thereof |
CN202099130U (en) * | 2011-06-30 | 2012-01-04 | 山东省环境保护科学研究设计院 | Solar power generation and plugflow aeration integrated device |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104521872A (en) * | 2015-01-14 | 2015-04-22 | 重庆三峡学院 | Solar automation water area oxygenation device |
CN104773850A (en) * | 2015-03-22 | 2015-07-15 | 周强 | Eutrophication treatment system capable of improving overall oxygen-restoring performance of water area |
WO2016150339A1 (en) * | 2015-03-22 | 2016-09-29 | 周强 | Eutrophication treatment system capable of improving overall oxygen-restoring ability of water area |
WO2016184294A1 (en) * | 2015-05-18 | 2016-11-24 | 周强 | System for controlling severe eutrophication of lake bay |
CN105129968A (en) * | 2015-08-20 | 2015-12-09 | 安徽星元环保科技有限公司 | Propulsion type aeration apparatus for sewage treatment |
CN105712467A (en) * | 2016-04-14 | 2016-06-29 | 中国水产科学研究院渔业机械仪器研究所 | Solar mobile underwater ozone treatment machine |
CN106396148A (en) * | 2016-06-20 | 2017-02-15 | 无锡虹业自动化工程有限公司 | Aeration blower capable of monitoring dissolved oxygen |
CN107055826A (en) * | 2017-03-28 | 2017-08-18 | 常州大学 | A kind of energy-conserving and environment-protective aerator |
CN109336248A (en) * | 2018-12-12 | 2019-02-15 | 刘鹏 | A kind of aerating system of biochemical sewage processing pond |
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