CN102322702A - Refrigerator and refrigerating system thereof - Google Patents
Refrigerator and refrigerating system thereof Download PDFInfo
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- CN102322702A CN102322702A CN201110283248A CN201110283248A CN102322702A CN 102322702 A CN102322702 A CN 102322702A CN 201110283248 A CN201110283248 A CN 201110283248A CN 201110283248 A CN201110283248 A CN 201110283248A CN 102322702 A CN102322702 A CN 102322702A
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Abstract
The invention provides a refrigerator and a refrigerating system thereof. The refrigerating system comprises a compressor, a condenser, a capillary tube, a switching unit, a freezing evaporator, a first refrigeration evaporator and a second refrigeration evaporator, wherein an inlet of the condenser is connected with an outlet of the compressor; an inlet of the capillary tube is connected with an outlet of the condenser; the switching unit is provided with an inlet, a first outlet and a second outlet, and the inlet of the switching unit is connected with an outlet of the capillary tube; the freezing evaporator and the first refrigeration evaporator are serially connected between the first outlet and an inlet of the compressor, and an outlet of the freezing evaporator is connected with the inlet of the first refrigeration evaporator; the second refrigeration evaporator is connected between the second outlet and an inlet of the compressor, and the second refrigeration evaporator is connected with the first refrigeration evaporator and the freezing evaporator in parallel. According to the refrigeration system disclosed by the invention, a refrigerating chamber can be rapidly refrigerated by the switching unit and the second refrigeration evaporator, meanwhile, the energy consumption is reduced, and the service life of the refrigerator is prolonged.
Description
Technical field
The present invention relates to refrigeration technology field, particularly relate to a kind of refrigerator and refrigeration system thereof.
Background technology
In the daily use of family, the actual frequency of utilization of cold compartment of refrigerator will be higher than refrigerating chamber, and promptly refrigerating chamber opens the door frequency far above the refrigerating chamber frequency of opening the door.
For if save time, when in refrigerating chamber, putting into hot food, just refrigerated storage temperature needs to drop between 0-5 ℃ for a long time; And in the refrigeration process; Refrigerating chamber possibly need not refrigeration, but refrigerating evaporator still participates in the process of refrigerastion, has therefore reduced the refrigerating efficiency of refrigerating chamber; Prolong compressor operating time, increased the power consumption of refrigerator.
Summary of the invention
The present invention is intended to one of solve the problems of the technologies described above at least.
For this reason, one object of the present invention be to propose a kind of can be to the refrigerator refrigeration system of refrigerating chamber fast-refrigerating.
Another object of the present invention is to propose a kind of refrigerator with above-mentioned refrigerator refrigeration system.
Refrigerator refrigeration system according to the embodiment of the invention comprises: compressor; Condenser, the inlet of said condenser links to each other with the outlet of said compressor; Capillary, said inlet capillaceous links to each other with the outlet of said condenser; Switch unit, said switch unit have inlet, first outlet and second outlet, and said switch unit inlet links to each other with said outlet capillaceous; The refrigerating evaporator and first refrigeration evaporator, the said refrigerating evaporator and first refrigeration evaporator are connected between the inlet of said first outlet and said compressor, and the outlet of said refrigerating evaporator links to each other with the inlet of said first refrigeration evaporator; With second refrigeration evaporator, said second refrigeration evaporator is connected between the inlet of said second outlet and said compressor, and said second refrigeration evaporator is parallelly connected with said first refrigeration evaporator and said refrigerating evaporator.
According to the refrigerator refrigeration system of the embodiment of the invention, switch cold-producing medium through the circulation of second refrigeration evaporator through switch unit, can be to the refrigerating chamber fast-refrigerating, reduce energy consumption simultaneously and prolonged service life of refrigerator.The user can freely be switched between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, and is therefore easy to operate, quick.And, simple in structure according to the refrigerator refrigeration system of the embodiment of the invention, be convenient to make and low cost of manufacture.
In addition, refrigerator refrigeration system according to the above embodiment of the present invention can also have following additional technical feature:
According to one embodiment of present invention; Be provided with first check valve between the inlet of the inlet of said second refrigeration evaporator and said first refrigeration evaporator, said first check valve only allows cold-producing medium to flow to the entrance side of said first refrigeration evaporator from the entrance side of said second refrigeration evaporator.
According to one embodiment of present invention, said switch unit is a magnetic valve.
According to one embodiment of present invention, said condenser comprises first condenser and second condenser, and said first condenser is connected with second condenser.
According to one embodiment of present invention, between said first condenser and second condenser, be provided with anti-condensation device.
According to one embodiment of present invention, between said condenser and said capillary, be provided with device for drying and filtering.
According to one embodiment of present invention, the muffler between the inlet of the outlet of said first refrigeration evaporator and said second refrigeration evaporator and said compressor comprises and said capillary and the return-air heat exchange pipeline section put.
The refrigerator of embodiment according to a further aspect of the invention, comprising: casing is limited with refrigerating chamber and refrigerating chamber in the said casing; And refrigeration system, said refrigeration system is the described refrigerator refrigeration system of each embodiment of appeal, and the refrigerating evaporator of wherein said refrigeration system is used for said refrigerating chamber refrigeration, and said first and second refrigeration evaporators are used for said refrigerating chamber refrigeration.
According to the refrigerator of the embodiment of the invention, can be to the refrigerating chamber fast-refrigerating, and reduce energy consumption of refrigerator and prolong service life of refrigerator.The user can freely switch between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, therefore easy to operate, quick.At last, simple according to the refrigerator structure of the embodiment of the invention, be convenient to make and low cost of manufacture.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the sketch map of refrigeration system according to an embodiment of the invention; With
Fig. 2 is the sketch map of refrigeration system in accordance with another embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the present invention; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, connect integratedly, also can be to removably connect; Can be mechanical connection or electrical connection, also can be the connection of two element internals; Can be directly to link to each other, also can link to each other indirectly, for those of ordinary skill in the art, can understand the concrete implication of above-mentioned term as the case may be through intermediary.
With reference to Fig. 1-2 the refrigeration system according to the embodiment of the invention is described below.
Refrigerator refrigeration system according to the embodiment of the invention comprises: compressor 1, condenser 2, capillary 3, switch unit 4, refrigerating evaporator 5, first refrigeration evaporator 6 and second refrigeration evaporator 7.
Particularly, on the direction (being direction shown in the arrow among Fig. 1) that cold-producing medium circulates, the inlet of condenser 2 links to each other with the outlet 101 of compressor 1.The inlet 302 of capillary 3 links to each other with the outlet of condenser 2.Switch unit 4 has inlet 401, first outlet 402 and second outlet 403, and the inlet 401 of switch unit 4 links to each other with the outlet 301 of capillary 3.
The refrigerating evaporator 5 and first refrigeration evaporator 6 are connected between first outlet 402 and the inlet 102 of compressor 1 of switch unit 4, and the outlet 501 of refrigerating evaporator 5 links to each other with the inlet 602 of first refrigeration evaporator 6.In daily use; Can select normal refrigeration mode for use; Switch unit 4 switched to first outlet 402 (promptly; First outlet 402 open and second outlet 403 be closed), make cold-producing medium pass through refrigerating evaporator 5 and circulate, thereby the refrigerating chamber and the refrigerating chamber of refrigerator freezed with first refrigeration evaporator 6.
On the other hand; As shown in Figure 1; Second refrigeration evaporator 7 is connected between second outlet 403 and the inlet 102 of compressor 1 of switch unit 4, and second refrigeration evaporator 7 and first refrigeration evaporator 6 that is one another in series and refrigerating evaporator 5 are connected in parallel between the inlet 102 of switch unit 4 and compressor 1.When needs during to the refrigerating chamber fast-refrigerating, can select refrigerating chamber fast-refrigerating pattern for use, switch unit 4 is switched to second opening 403 (i.e. second outlet 403 open and first outlet 402 be closed), make cold-producing medium pass through 7 circulations of second refrigeration evaporator.Because cold-producing medium does not freeze through 5 pairs of refrigerating chambers of refrigerating evaporator through 7 pairs of refrigerating chamber refrigeration of second refrigeration evaporator; Therefore second refrigeration evaporator 7 has higher refrigerating efficiency; (for example can accomplish at short notice the refrigeration of refrigerating chamber; Make refrigerating chamber reach 0-5 ℃), simultaneously owing to reduced the running time of compressor 1, therefore practiced thrift energy consumption and prolonged service life of refrigerator.Preferably, the refrigerating capacity of second refrigeration evaporator 7 can for example can make the size of the size of second refrigeration evaporator 7 greater than first refrigeration evaporator 6 greater than the refrigerating capacity of first refrigeration evaporator 6.
Refrigerator refrigeration system according to the embodiment of the invention; Through switch unit 4 cold-producing medium is not circulated through refrigerating evaporator 5 through second refrigeration evaporator 7; Thereby can be to the refrigerating chamber fast-refrigerating; Promptly under refrigerating chamber fast-refrigerating pattern to refrigerating chamber refrigeration, improved speed thus to the refrigerating chamber refrigeration, reduced energy consumption simultaneously and prolonged service life of refrigerator.The user can freely be switched between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, and is therefore easy to operate, quick.And, simple in structure according to the refrigerator refrigeration system of the embodiment of the invention, be convenient to make and low cost of manufacture.
As shown in Figure 2; According to a preferred embodiment of the present invention; The inlet 702 of second refrigeration evaporator 7 is connected with the inlet 602 of first refrigeration evaporator 6, therefore, and under refrigerating chamber fast-refrigerating pattern; Cold-producing medium can pass through first refrigeration evaporator 6 and second refrigeration evaporator 7 simultaneously, has further improved the refrigerating speed of refrigerating chamber.
For fear of under normal refrigeration mode, cold-producing medium is simultaneously through refrigerating evaporator 5 and first refrigeration evaporator 6 and second refrigeration evaporator 7, so between the inlet 702 of the inlet 602 of first refrigeration evaporator 6 and second refrigeration evaporator 7, is provided with check valve 8.Check valve 8 only allows cold-producing medium to flow to the entrance side of first refrigeration evaporator 6 from the entrance side of second refrigeration evaporator 7, promptly stops cold-producing medium to flow to the inlet 702 of second refrigeration evaporator 7 from the outlet 501 of refrigerating evaporator 5.
When selecting refrigerating chamber fast-refrigerating pattern; First refrigeration evaporator 6 and 7 parallel connections of second refrigeration evaporator; Cold-producing medium freezes through 7 pairs of refrigerating chambers of first refrigeration evaporator 6 and second refrigeration evaporator, further shortened thus refrigerating chamber cooling time, practiced thrift energy consumption and prolonged service life of refrigerator.
According to one embodiment of present invention, switch unit 4 can adopt magnetic valve, preferably, can adopt manual magnetic valve.When needs are selected refrigerating chamber fast-refrigerating pattern for use,, make cold-producing medium pass through second refrigeration evaporator 7 or freeze through 7 pairs of refrigerating chambers of first refrigeration evaporator 6 and second refrigeration evaporator through switching solenoid valve.After temperature of refrigerating chamber reached preset temperature, switching solenoid valve made cold-producing medium pass through refrigerating evaporator 5 and 6 circulations of first refrigeration evaporator once more, enters into normal refrigeration mode thus.
As depicted in figs. 1 and 2, according to one embodiment of present invention, condenser 2 can comprise first condenser 21 and second condenser 22, and first condenser 21 and second condenser 22 are connected in series.Increased the area of cold-producing medium thus, effectively reduced from the temperature of the cold-producing medium of compressor 1 outflow to external world's heat radiation.
Preferably, in order to prevent dewfall, between first condenser 21 and second condenser 22, be provided with anti-condensation device 9.
As depicted in figs. 1 and 2, according to one embodiment of present invention, between condenser 2 and capillary 3, be provided with device for drying and filtering 10, so that before getting into capillary 3, cold-producing medium is carried out dry filter.
As depicted in figs. 1 and 2; According to an example of the present invention, the muffler 11 between the inlet 102 of the outlet 601 of first refrigeration evaporator 6 and the outlet 701 of second refrigeration evaporator 7 and compressor 1 comprises with capillary 3 and puts return-air heat exchange pipeline section 1101 together.Thus, through with capillary 3 and put, can reduce the temperature of gaseous refrigerant in the muffler, effectively improve the refrigerator refrigerating efficiency.
Below the simple operation of describing according to the refrigerator refrigeration system of the embodiment of the invention.
Switch unit 4 switches to that first outlet 402 is opened and second outlet 403 is closed; Refrigeration system is in normal refrigeration mode thus; Cold-producing medium comes out from second outlet 402 of switch unit 4; At first get into refrigerating evaporator 5 so that refrigerating chamber is freezed, the cold-producing medium through refrigerating evaporator 5 gets into first refrigeration evaporator 6 so that refrigerating chamber is freezed.
When needs freeze to refrigerating chamber fast; Be that refrigeration system is when needing refrigerating chamber fast-refrigerating pattern; Switch unit 4 switches to that first outlet 402 is closed and second outlet 403 is opened, cold-producing medium from second outlet 403 get into 7 circulations of second refrigeration evaporator and without refrigerating evaporator 5 (perhaps, cold-producing medium from second outlet 403 get into first refrigeration evaporators 6 and second refrigeration evaporator 7 and without refrigerating evaporator 5); Thereby, improve the refrigerating efficiency of refrigerating chamber thus to the refrigerating chamber separate refrigeration.
When the temperature of refrigerating chamber reached desirable value, switch unit 4 switched, and refrigeration system turns back to normal refrigeration mode.
Below the simple refrigerator of describing according to the embodiment of the invention.
Refrigerator according to the embodiment of the invention comprises: casing and refrigeration system.
Particularly, be limited with refrigerating chamber and refrigerating chamber in the casing.Refrigeration system can be for according to the described refrigerator refrigeration system of above-mentioned each embodiment.Wherein the refrigerating evaporator 5 of refrigeration system is used for refrigerating chamber is freezed; First and second refrigeration evaporators 6,7 are used for refrigerating chamber is freezed.
According to the refrigerator of the embodiment of the invention can be as required through switching simply to the refrigerating chamber fast-refrigerating, and reduce energy consumption of refrigerator and prolong service life of refrigerator.The user can freely switch between the normal refrigeration mode of refrigerator and refrigerating chamber fast-refrigerating pattern, therefore easy to operate, quick.At last, simple according to the refrigerator structure of the embodiment of the invention, be convenient to make and low cost of manufacture.
Constitute and function is known to those skilled in the art according to other of the refrigerator of the embodiment of the invention, repeat no more at this.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described embodiments of the invention; Those having ordinary skill in the art will appreciate that: under the situation that does not break away from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited claim and equivalent thereof.
Claims (8)
1. the refrigeration system of a refrigerator is characterized in that, comprising:
Compressor;
Condenser, the inlet of said condenser links to each other with the outlet of said compressor;
Capillary, said inlet capillaceous links to each other with the outlet of said condenser;
Switch unit, said switch unit have inlet, first outlet and second outlet, and said switch unit inlet links to each other with said outlet capillaceous;
The refrigerating evaporator and first refrigeration evaporator, the said refrigerating evaporator and first refrigeration evaporator are connected between the inlet of said first outlet and said compressor, and the outlet of said refrigerating evaporator links to each other with the inlet of said first refrigeration evaporator; With
Second refrigeration evaporator, said second refrigeration evaporator are connected between the inlet of said second outlet and said compressor, and said second refrigeration evaporator is parallelly connected with said first refrigeration evaporator and said refrigerating evaporator.
2. refrigerator refrigeration system according to claim 1; It is characterized in that; Be provided with first check valve between the inlet of the inlet of said second refrigeration evaporator and said first refrigeration evaporator, said first check valve only allows cold-producing medium to flow to the entrance side of said first refrigeration evaporator from the entrance side of said second refrigeration evaporator.
3. refrigerator refrigeration system according to claim 1 and 2 is characterized in that, said switch unit is a magnetic valve.
4. refrigerator refrigeration system according to claim 1 is characterized in that, said condenser comprises first condenser and second condenser, and said first condenser is connected with second condenser.
5. refrigerator refrigeration system according to claim 4 is characterized in that, between said first condenser and second condenser, is provided with anti-condensation device.
6. refrigerator refrigeration system according to claim 1 is characterized in that, between said condenser and said capillary, is provided with device for drying and filtering.
7. according to each described refrigerator refrigeration system among the claim 1-6; It is characterized in that the muffler between the outlet of said first refrigeration evaporator and said second refrigeration evaporator and the inlet of said compressor comprises and said capillary and the return-air heat exchange pipeline section put.
8. a refrigerator is characterized in that, comprising:
Casing is limited with refrigerating chamber and refrigerating chamber in the said casing; With
Refrigeration system; Said refrigeration system is according to each described refrigerator refrigeration system among the claim 1-7; The refrigerating evaporator of wherein said refrigeration system is used for said refrigerating chamber refrigeration, and said first and second refrigeration evaporators are used for said refrigerating chamber refrigeration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110283248.XA CN102322702B (en) | 2011-09-21 | 2011-09-21 | Refrigerator and refrigerating system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110283248.XA CN102322702B (en) | 2011-09-21 | 2011-09-21 | Refrigerator and refrigerating system thereof |
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| Publication Number | Publication Date |
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| CN102322702A true CN102322702A (en) | 2012-01-18 |
| CN102322702B CN102322702B (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110283248.XA Active CN102322702B (en) | 2011-09-21 | 2011-09-21 | Refrigerator and refrigerating system thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798245A (en) * | 2012-09-04 | 2012-11-28 | 合肥美的荣事达电冰箱有限公司 | Refrigerating equipment, refrigerating system and deep refrigerating method of refrigerating equipment |
| CN107923678A (en) * | 2015-08-13 | 2018-04-17 | Bsh家用电器有限公司 | Single-circuit refrigeration device |
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| CN2271688Y (en) * | 1996-12-10 | 1997-12-31 | 刘永伦 | Multifunctional refrigerator |
| CN2586109Y (en) * | 2002-12-08 | 2003-11-12 | 刘永伦 | Refrigerator able to quickly making ice cream |
| CN201311148Y (en) * | 2008-10-13 | 2009-09-16 | 合肥美菱股份有限公司 | Three-gate refrigerator with function of icing beverages |
| CN102080895A (en) * | 2011-01-18 | 2011-06-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerating system, refrigerator with same and control method thereof |
| CN202361682U (en) * | 2011-09-21 | 2012-08-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigeration system thereof |
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2011
- 2011-09-21 CN CN201110283248.XA patent/CN102322702B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271688Y (en) * | 1996-12-10 | 1997-12-31 | 刘永伦 | Multifunctional refrigerator |
| CN2586109Y (en) * | 2002-12-08 | 2003-11-12 | 刘永伦 | Refrigerator able to quickly making ice cream |
| CN201311148Y (en) * | 2008-10-13 | 2009-09-16 | 合肥美菱股份有限公司 | Three-gate refrigerator with function of icing beverages |
| CN102080895A (en) * | 2011-01-18 | 2011-06-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerating system, refrigerator with same and control method thereof |
| CN202361682U (en) * | 2011-09-21 | 2012-08-01 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigeration system thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102798245A (en) * | 2012-09-04 | 2012-11-28 | 合肥美的荣事达电冰箱有限公司 | Refrigerating equipment, refrigerating system and deep refrigerating method of refrigerating equipment |
| CN102798245B (en) * | 2012-09-04 | 2015-01-21 | 合肥美的电冰箱有限公司 | Refrigerating equipment, refrigerating system and deep refrigerating method of refrigerating equipment |
| CN107923678A (en) * | 2015-08-13 | 2018-04-17 | Bsh家用电器有限公司 | Single-circuit refrigeration device |
| CN107923678B (en) * | 2015-08-13 | 2021-05-11 | Bsh家用电器有限公司 | Single-circuit refrigeration appliance |
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| Publication number | Publication date |
|---|---|
| CN102322702B (en) | 2014-04-16 |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant after: Hefei Midea Refrigerator Co., Ltd. Applicant after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant before: Hefei Media Rongshida Refrigerator Co., Ltd. Applicant before: Hefei Hualing Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: HEFEI MEDIA RONGSHIDA REFRIGERATOR CO., LTD. TO: HEFEI MIDEA REFRIGERATORCO., LTD. |
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