CN103236277B - Be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor - Google Patents
Be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor Download PDFInfo
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- CN103236277B CN103236277B CN201310157504.XA CN201310157504A CN103236277B CN 103236277 B CN103236277 B CN 103236277B CN 201310157504 A CN201310157504 A CN 201310157504A CN 103236277 B CN103236277 B CN 103236277B
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- temperature
- control
- sleeve pipe
- high temperature
- gas cooled
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- 229910052734 helium Inorganic materials 0.000 title claims abstract description 52
- 239000001307 helium Substances 0.000 title claims abstract description 52
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 239000007789 gas Substances 0.000 title claims abstract description 21
- 239000013049 sediment Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000002689 soil Substances 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 2
- 230000008021 deposition Effects 0.000 abstract description 62
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 9
- 230000004992 fission Effects 0.000 abstract description 9
- 229910002804 graphite Inorganic materials 0.000 abstract description 8
- 239000010439 graphite Substances 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000000151 deposition Methods 0.000 description 63
- 238000005070 sampling Methods 0.000 description 16
- 239000000463 material Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor, it is characterized in that, this device comprises: sleeve pipe, to be fixed in sleeve pipe and the plug extended vertically, several vertically sequence interval to turn up the soil the control temperature unit be fixed on the outer wall of sleeve pipe, some sections are communicated with the water delivery pipeline section of adjacent two control temperature units, and the water inlet be connected with outermost two control temperature units respectively and water delivering orifice.Temperature control deposition sampler provided by the invention can carry out certain temperature to the environment of the high temperature helium that steam generator is drawn and control in whole deposition length, make high temperature helium in the process of constantly cooling, the deposited fission product particle of the variety classes of its carrier band, different-grain diameter scope and graphite dust are progressively deposited through certain thermograde and is adsorbed on this sleeve pipe and plug, thus effectively can carry out follow-up measurement and analysis.
Description
Technical field
The present invention relates to a kind of reactor engineering equipment, particularly about a kind of sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor.
Background technology
He Yan institute of Tsing-Hua University built up in 2000 and has run a 10MW high-temperature gas-solid two-phase flow (HTR-10).This experimental reactor is one and adopts graphite matrix coated particle spheric fuel element and full graphite core structure, utilize high-purity helium as the high temperature gas cooled reactor of cooling medium, it is mainly built object and comprises the security feature of proving MHTR and form scientific base to carry out Related Experimental Study etc. simultaneously.
The high temperature helium filter deposition sampler of high temperature gas cooled reactor is a vitals of technique radiation monitoring system, be mainly used in collecting in the hot helium of HTR-10 reactor and can deposit fission product (main research iodine isotope and metal fission product) the absorption depositing behavior in primary Ioops metal surface and graphite dust, and the overall release conditions of fuel element.
Because the high temperature helium of drawing from the steam generator primary Ioops of high temperature gas cooled reactor is about 750 ° of C, after overheated helium drainage tube, outlet temperature is about 650 ° of C, make the helium temperature through high temperature helium filter deposition sampler higher, and wherein the deposited fission product particle of carrier band and graphite dust size difference comparatively large (particle diameter one micron with down to tens microns), kind is more, therefore require that high temperature helium filter deposition sampler is can while withstand higher temperatures, different size effectively in absorbing high temp helium, different types ofly deposit fission product particle and graphite dust, and the pressure that high temperature helium produces this device can be born.The deposited fission product kind that traditional high temperature helium filter deposition sampler obtains is single, efficiency is on the low side, and cannot carry out the contrast of Multi-example under same operating condition.What is more important, traditional high temperature helium filter deposition sampler does not have temperature controlled function, for the research of high temperature helium deposition rule, need to carry out innovative design to the structure of sampler, temperature adjustment can be carried out according to the difference of gas flow, with the stability of temperature gradients while effectively depositing.
Summary of the invention
For the problems referred to above, the object of the present invention is to provide a kind of sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor.
For achieving the above object, the present invention takes following technical scheme: a kind of sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor, it is characterized in that, described device comprises: sleeve pipe, to be fixed in described sleeve pipe and the plug extended vertically, several are the sequence interval control temperature unit of turning up the soil on the outer wall being fixed on described sleeve pipe vertically, some sections are communicated with the water delivery pipeline section of adjacent two described control temperature units, and the water inlet be connected with outermost two described control temperature units respectively and water delivering orifice.
In a preferred embodiment, each described control temperature unit comprises: thermal insulation casing, and it is fixed on the outer wall of described sleeve pipe by forward and backward end plate, and is filled with insulation filler between the inwall and the outer wall of described sleeve pipe of described thermal insulation casing; With temperature control sleeve pipe, it is fixed on the outer wall of described thermal insulation casing by forward and backward end plate, and is filled with between the inwall and the outer wall of described thermal insulation casing of described temperature control sleeve pipe and establishes cold water.
In a preferred embodiment, top or the bottom of one end of described water delivery pipeline section and the temperature control sleeve pipe of a described control temperature unit are communicated with, and the bottom of the other end and the temperature control sleeve pipe of that adjacent control temperature unit or top are communicated with.
In a preferred embodiment, adjacent two described water delivery pipeline sections are arranged diametrically opposedly.
In a preferred embodiment, establish the flow direction of cold water contrary with the flow direction of helium described in.
In a preferred embodiment, the head and the tail place of each described control temperature unit is all provided with an armoured thermocouple, and described armoured thermocouple is fixed on the outer wall of described sleeve pipe by hoop.
In a preferred embodiment, on the direction of front end to the rear end from described sleeve pipe, the length of each described control temperature unit increases successively.
In a preferred embodiment, described plug, sleeve pipe, thermal insulation casing and temperature control sleeve pipe are coaxial setting.
In a preferred embodiment, the upper, middle and lower of described plug has the tongue playing and fix and keep right alignment effect.
Beneficial effect of the present invention is, temperature control deposition sampler provided by the invention adopts three layers of sleeve type structure of " deposition drive pipe-thermal insulation casing-temperature control sleeve pipe ", in whole deposition length, certain temperature can be carried out to the environment of the high temperature helium that steam generator is drawn to control, make high temperature helium in the process of constantly cooling, the deposited fission product particle of the variety classes of its carrier band, different-grain diameter scope and graphite dust are progressively deposited absorption in the apparatus through certain thermograde, thus effectively can carry out follow-up measurement and analysis.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description is carried out to the present invention.But should be appreciated that being provided only of accompanying drawing understands the present invention better, they not should be understood to limitation of the present invention.
Fig. 1 is the structural representation according to sleeve type helium temperature-control sediment sampler of the present invention;
Fig. 2 is the structure vertical view according to sleeve type helium temperature-control sediment sampler of the present invention;
Fig. 3 is the structural representation of the temperature control front end unit according to sleeve type helium temperature-control sediment sampler of the present invention;
Fig. 4 is the structural representation of the temperature control concatenation unit one according to sleeve type helium temperature-control sediment sampler of the present invention;
Fig. 5 is the structural representation of the temperature control terminal units according to sleeve type helium temperature-control sediment sampler of the present invention.
In the drawings, identical component is indicated by identical Reference numeral.Accompanying drawing is not according to the scale of reality.
Embodiment
Contrast accompanying drawing by further detail the present invention being described to the description of embodiment below.It should be noted that, the flow direction that " front end ", " rear end " herein is all directed to sampling air-flow defines, and wherein " front end " refers to the upstream of the flow direction sampling air-flow.
Fig. 1, Fig. 2 shows according to bushing-type high temperature helium temperature control deposition sampler 100 of the present invention, this device comprises a deposition drive pipe 1, one to be fixed in deposition drive pipe 1 and extend vertically deposition sampling plug 2, sequence interval is turned up the soil and is fixed on the temperature control front end unit 3 of deposition drive pipe 1 outer wall vertically, first temperature control concatenation unit 4, second temperature control concatenation unit 5 and temperature control terminal units 6, the water delivery pipeline section 7 of three sections of adjacent two control temperature units of connection, the water delivering orifice 9 of a connection temperature control front end unit 3, and the water inlet 10 of a connection temperature control terminal units 6.
In a preferred embodiment, each control temperature unit adopts the arrangement of " isothermal Unequal distance ", and namely from deposition drive pipe 1 front end to rear end, the length of each control temperature unit increases successively.Can ensure that sampling spot is relatively even on temperature coordinate like this, make Data distribution8 can not be too concentrated.
In a preferred embodiment, deposition drive pipe 1 and deposition sampling plug 2 can adopt the metal exotic materials such as stainless steel, also can adopt the nonmetal exotic materials such as pottery.Deposition drive pipe 1 and deposition sampling plug 2 can adopt commaterial, also can adopt the material that two kinds different, more effectively to contrast high temperature helium deposition rule on a different material under same operating.Meanwhile, also according to specimen types and contrast needs, the material of deposition drive pipe 1 and deposition sampling plug 2 can be changed, to carry out the analysis contrast between multisample.
In a preferred embodiment, the upper, middle and lower of deposition sampling plug 2 has tongue, to play effect that is fixing and maintenance right alignment.
Fig. 3 shows the temperature control front end unit 3 according to bushing-type high temperature helium temperature control deposition sampler of the present invention.This temperature control front end unit 3 is integrally fixed on the front end outer wall of deposition drive pipe 1, and it comprises insulation deposition drive pipe 15, temperature control deposition drive pipe 11 and insulation material 14.Insulation deposition drive pipe 15 is located by forward and backward end plate 16 and is welded on the outer wall of deposition drive pipe 1, and the annular space that insulation deposition drive pipe 15 inwall and deposition drive pipe 1 outer wall form is filled with and is incubated filler 14.Temperature control deposition drive pipe 11 is located by forward and backward end plate 13 and is welded on the outer wall of insulation deposition drive pipe 15, and temperature control deposition drive pipe 11 inwall and insulation deposit annular space that drive pipe 15 outer wall forms is filled with and establishes cold water 12.Water delivering orifice 9 and water delivery pipeline section 7 are welded in the upper and lower of temperature control deposition drive pipe 11 respectively.
In a preferred embodiment, deposition sampling plug 2, deposition drive pipe 1, insulation deposition drive pipe 15 and temperature control deposition drive pipe 11 are coaxial setting.
Fig. 4, Fig. 5 shows according to bushing-type high temperature helium temperature control deposition sampler of the present invention first, second temperature control concatenation unit 4, 5 and temperature control terminal units 6, its structure and temperature control front end unit 3 similar, difference is only temperature control deposition drive pipe 11 top and/or the bottom that adjacent two sections of water delivery pipeline sections 7 are relatively welded in adjacent two control temperature units, water inlet 10 is welded in temperature control deposition drive pipe 11 bottom and relative with the position of water delivering orifice 9 of temperature control terminal units 6, thus make to establish cold water 12 to be entered by water inlet 10 and to flow through each control temperature unit, finally flowed out by water delivering orifice 9, cold water 12 is established to form adverse current in the axial direction with the high temperature helium in deposition drive pipe 1 like this, be conducive to heat transfer and temperature control.
In a preferred embodiment, the head and the tail place of each control temperature unit is all provided with an armoured thermocouple 8, and armoured thermocouple 8 is fixed on deposition drive pipe 1 outer wall by hoop (not shown).Armoured thermocouple 8 can carry out sampling and analysing to deposition drive pipe 1 inwall near it and deposition sampling plug 2 outer wall, and real-time displays temperature.According to the fluctuations in discharge flowing into high temperature helium, cold water 12 flow is established in adjustable temperature control deposition drive pipe 11, to control to remain more stable thermograde and scope in high temperature helium to be down to exit low temperature this section of flow distance from the high temperature of porch, improve the stability of data and comparative.
In a preferred embodiment, can according to sampling precision needs, under deposition drive pipe 1 length enabled condition, several temperature control concatenation unit of optionally connecting is fixed on the outer wall of deposition drive pipe 1, the quantity of described armoured thermocouple 8 to be increased simultaneously accordingly, thus improve sampling precision.
The present invention operationally, the high temperature helium of drawing from the steam generator of high temperature gas cooled reactor imports from the front end of deposition drive pipe 1, high temperature helium sample in the annular space that plug 2 outer wall formed in deposition drive pipe 1 inwall and deposition and flows, finally from the rear end derivation depositing drive pipe 1.Simultaneously, cold water 12 will be established to be injected by water inlet 10 and flow through each control temperature unit, finally flowed out by water delivering orifice 9, cold water 12 is established to form adverse current in the axial direction with the high temperature helium in deposition drive pipe 1 like this, thus make the high temperature helium of extraction in the process of constantly cooling, the deposited fission product particle of the variety classes of its carrier band, different-grain diameter scope and graphite dust are progressively deposited through certain thermograde and is adsorbed on deposition drive pipe 1 and deposition sampling plug 2.After deposition sampling completes, the deposition drive pipe 1 in this bushing-type high temperature helium temperature control deposition sampler and deposition sampling plug 2 can be extracted out, in order to measure the deposition conditions that can deposit fission product particle and graphite dust.
The above is only the preferred embodiment of the present invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; for the person of ordinary skill of the art; under the prerequisite not departing from the technology of the present invention principle; some improvement and modification can also be made, such as, about temperature control concatenation unit quantity, armoured thermocouple quantity, the increase of water-supply-pipe hop count amount or the improvement of minimizing or modification etc., all should be included within protection scope of the present invention.
Claims (10)
1. be applied to a sleeve type helium temperature-control sediment sampler for high temperature gas cooled reactor, it is characterized in that, described device comprises:
Sleeve pipe,
To be fixed in described sleeve pipe and the plug extended vertically,
Several are the sequence interval control temperature unit of turning up the soil on the outer wall being fixed on described sleeve pipe vertically,
The water delivery pipeline section of some sections of adjacent two the described control temperature units of connection, and
The water inlet be connected with outermost two described control temperature units respectively and water delivering orifice.
2. be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor as claimed in claim 1, it is characterized in that, each described control temperature unit comprises:
Thermal insulation casing, it is fixed on the outer wall of described sleeve pipe by forward and backward end plate, and is filled with insulation filler between the inwall and the outer wall of described sleeve pipe of described thermal insulation casing; With
Temperature control sleeve pipe, it is fixed on the outer wall of described thermal insulation casing by forward and backward end plate, and is filled with between the inwall and the outer wall of described thermal insulation casing of described temperature control sleeve pipe and establishes cold water.
3. be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor as claimed in claim 2, it is characterized in that, top or the bottom of one end of described water delivery pipeline section and the temperature control sleeve pipe of a described control temperature unit are communicated with, and the bottom of the other end and the temperature control sleeve pipe of that adjacent control temperature unit or top are communicated with.
4. be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor as claimed in claim 3, it is characterized in that, adjacent two described water delivery pipeline sections are arranged diametrically opposedly.
5. the sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor according to any one of claims 1 to 4, it is characterized in that, described water inlet and water delivering orifice are arranged diametrically opposedly.
6. the sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor according to any one of claim 2 to 4, is characterized in that, described in establish the flow direction of cold water contrary with the flow direction of helium.
7. the sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor as described in any one of claim 1 to 4, it is characterized in that, the head and the tail place of each described control temperature unit is all provided with an armoured thermocouple, and described armoured thermocouple is fixed on the outer wall of described sleeve pipe by hoop.
8. the sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor as described in any one of claim 1 to 4, is characterized in that, on the direction of front end to the rear end from described sleeve pipe, the length of each described control temperature unit increases successively.
9. the sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor as described in any one of claim 2 to 4, is characterized in that, described plug, sleeve pipe, thermal insulation casing and temperature control sleeve pipe are coaxial setting.
10. the sleeve type helium temperature-control sediment sampler being applied to high temperature gas cooled reactor as described in any one of claim 1 to 4, is characterized in that, the upper, middle and lower of described plug has plays tongue that the is fixing and effect of maintenance right alignment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310157504.XA CN103236277B (en) | 2013-04-28 | 2013-04-28 | Be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310157504.XA CN103236277B (en) | 2013-04-28 | 2013-04-28 | Be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor |
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| Publication Number | Publication Date |
|---|---|
| CN103236277A CN103236277A (en) | 2013-08-07 |
| CN103236277B true CN103236277B (en) | 2015-10-28 |
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| CN201310157504.XA Active CN103236277B (en) | 2013-04-28 | 2013-04-28 | Be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor |
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| CN107986420B (en) * | 2017-12-29 | 2023-05-26 | 马鞍山市华清环保工程有限公司 | Shell-and-tube hydrofluoric acid waste liquid treatment device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1777799A (en) * | 2003-04-21 | 2006-05-24 | 鲁普雷希特和帕塔什尼克公司 | Sampling cartridge for gas sampling apparatus |
| CN201397256Y (en) * | 2009-05-14 | 2010-02-03 | 杭州电子科技大学 | Sediment sampler |
| CN201529491U (en) * | 2009-03-12 | 2010-07-21 | 中国原子能科学研究院 | La-142 fast separation system |
| CN102664049A (en) * | 2012-03-23 | 2012-09-12 | 宁波天生密封件有限公司 | Exhaust gas sampling sealing device for high temperature gas cooled reactor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6326623B1 (en) * | 1998-04-16 | 2001-12-04 | Kabushiki Kaisha Toshiba | Dust radiation monitor apparatus and dust sampling apparatus used therefor |
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- 2013-04-28 CN CN201310157504.XA patent/CN103236277B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1777799A (en) * | 2003-04-21 | 2006-05-24 | 鲁普雷希特和帕塔什尼克公司 | Sampling cartridge for gas sampling apparatus |
| CN201529491U (en) * | 2009-03-12 | 2010-07-21 | 中国原子能科学研究院 | La-142 fast separation system |
| CN201397256Y (en) * | 2009-05-14 | 2010-02-03 | 杭州电子科技大学 | Sediment sampler |
| CN102664049A (en) * | 2012-03-23 | 2012-09-12 | 宁波天生密封件有限公司 | Exhaust gas sampling sealing device for high temperature gas cooled reactor |
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| CN103236277A (en) | 2013-08-07 |
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