CN108098257A - A kind of processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component - Google Patents
A kind of processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component Download PDFInfo
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- CN108098257A CN108098257A CN201611048216.0A CN201611048216A CN108098257A CN 108098257 A CN108098257 A CN 108098257A CN 201611048216 A CN201611048216 A CN 201611048216A CN 108098257 A CN108098257 A CN 108098257A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21B—FUSION REACTORS
- G21B1/00—Thermonuclear fusion reactors
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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
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Abstract
The invention belongs to fusion reactor technical fields,The processing method for specifically disclosing thermonuclear fusion heap enhancing thermic load the first wall finger component,Cu-Cr-Zr alloy/stainless steel clad plate makes HVT cooling ducts upper cover plate,Carry out ultrasonic flaw detection,Machining CuCrZr alloys are to forming complete HVT flute profiles slot structure,HVT stainless steel water case bases,Assemble HVT cooling duct upper cover plates and HVT stainless steel water case bases,Close cooling duct inlet and outlet,The water pressure test and the leak detection of helium cover are carried out to HVT cooling ducts pedestal,The coat side of beryllium watt is assembled with HVT cooling ducts pedestal Cu-Cr-Zr alloy face,The performance of reliable connection and Cu-Cr-Zr alloy heat sink material between effective guarantee fusion reactor the first wall finger component dissimilar material,Improve the thermal fatigue property of component HVT cooling ducts,Pressure-resistant performance and vacuum sealing performance,Eliminate the stress corrosion inclination of cooling duct,The anti-high heat load fatigue rupture ability of component entirety meets fusion reactor service condition requirement.
Description
Technical field
The invention belongs to fusion reactor technical fields, and in particular to the enhancing in a kind of International thermal experimental reactor (ITER)
Thermic load the first siding processing method.
Background technology
ITER the first wall finger components are directly facing Nuclei fusionplasma, enhancing thermic load finger component therein
Face 4.7MW/m2Surface thermal load acts on.Because being operated in pulsing operation state, high heat load heat fatigue is its main destruction
Form, it is 15000 thermal cycles that ITER, which requires the heat fatigue projected life of the component,.ITER the first wall finger components are by facing
Simple metal beryllium watt material, interlayer copper chromium zirconium (CuCrZr) alloy heat sink material and its back side austenitic stainless steel of gas ions
(ASS) structural support material is formed, and allows to be operated in material in temperature range, cooling duct is covered in component, wherein
Devise super evaporation (HVT) cooling duct between heat sink material and stainless steel material, the water flowing cooling-part when ITER is run,
Design pressure 5MPa, 70~110 DEG C of cooling water temperature.To avoid stress corrosion, it is desirable that form the stainless steel of the cooling duct
The hardness of material should be less than 300Hv.To realize excellent heat transfer property, thermal fatigue property and the pressure-resistant performance of cooling duct, it is desirable that
Three kinds of storerooms have reliable combination, and the room-temperature yield strength of Cu-Cr-Zr alloy should be greater than 175MPa, and component Cu-Cr-Zr alloy is most
Yield strength at high 250 DEG C of running temperature should be greater than 150MPa.The first walls of ITER belong to internal vacuum chamber part, it is desirable that finger section
Part has excellent vacuum sealing performance, and the helium leak test slip of cooling duct should be less than 2.7x10-10Pa.m3/s.Therefore,
How the reliable connection, the intensity of Cu-Cr-Zr alloy, the stress corrosion inclination, the lifting piece that eliminate cooling duct of storeroom is ensured
Anti- high heat load fatigue damage ability and ensure that vacuum sealing performance is the key that the first wall finger component of manufacture is faced and asked
Topic.
The content of the invention
The object of the present invention is to provide a kind of processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component, energy
It enough ensures the performance of the reliable connection and Cu-Cr-Zr alloy between plasma facing material, eliminates the stress corrosion inclination of cooling duct, carries
The anti-high heat load fatigue damage ability of ascending part part simultaneously ensures the vacuum sealing performance of its cooling duct.
Technical scheme is as follows：
A kind of processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component, this method comprises the following steps：
1) HVT cooling ducts upper cover plate is made using Cu-Cr-Zr alloy/stainless steel clad plate
A) stress relief annealing process is carried out to the composite plate；
B) then water cooling to room temperature, recovers Cu-Cr-Zr alloy to solution treatment state；
2) ultrasonic flaw detection is carried out to composite plate；
3) to the composite plate of UT qualifications, it is manually bent first under the auxiliary of mold, then in the auxiliary of clamping tooling
Help lower progress milling processing；
The stainless steel in the middle part of composite plate is removed to noresidue, then proceedes to processing CuCrZr alloys to forming complete HVT
Flute profile slot structure；
4) HVT stainless steel water case bases are processed
316L (N) Austenitic stainless steel forging processes HVT stainless steels water box and watershed partition respectively；
HVT circumferential grooves, groove width 3mm, 3~6mm of groove depth are processed in HVT stainless steel water case bases upper surface.The two is filled
Match somebody with somebody, welded by locking in the form of back welding, 3~5mm of welding penetration；
5) HVT cooling duct upper cover plates and HVT stainless steel water case bases are assembled；
Step up above-mentioned component using fixture, and examine weld gap be less than 0.1mm, then using 5~6kW input powers into
The girth welding of row HVT water channels；
6) cooling duct inlet and outlet are closed, the water pressure test is carried out to HVT cooling ducts pedestal and helium cover is hunted leak, it is ensured that is pressure-resistant
Ability and the requirement of airtight sexual satisfaction；
7) coat side of beryllium watt is assembled with HVT cooling ducts pedestal Cu-Cr-Zr alloy face, is put into hot isostatic pressing jacket
In, it is vacuumized inside jacket and clamp is evacuated the seal of tube, then carry out hip treatment；
8) machining removal hot isostatic pressing jacket, size meet design requirement；
9) beryllium/Cu-Cr-Zr alloy linkage interface is subjected to ultrasonic flaw detection.
In a kind of processing method of above-mentioned thermonuclear fusion heap enhancing thermic load the first wall finger component：
It is used in the step 1) when making Cu-Cr-Zr alloy/stainless steel clad plate using HIP diffusion connection methods
Raw material Cu-Cr-Zr alloy plate should be at cold working ageing treatment state, HIP connections temperature should between 980~1040 DEG C,
100~130MPa of pressure.
In a kind of processing method of above-mentioned thermonuclear fusion heap enhancing thermic load the first wall finger component：
The cold working aging treatment process is 980 ± 10 DEG C of solution treatment, keeps the temperature water cooling after 20~30min, Ran Houjin
Row 40~50% is cold worked, final 475 ± 5 DEG C of timeliness 3h.
In a kind of processing method of above-mentioned thermonuclear fusion heap enhancing thermic load the first wall finger component：The step
1) the stress relief annealing process temperature in is 980 ± 10 DEG C, and the time is 20~30min.
In a kind of processing method of above-mentioned thermonuclear fusion heap enhancing thermic load the first wall finger component：
In the step 2) and the ultrasonic flaw detection of step 8), universe scanning, probe frequency are carried out using water seaoning
The defects of rate 12MHz, flaw detection prompting, is less than 2mm.
In a kind of processing method of above-mentioned thermonuclear fusion heap enhancing thermic load the first wall finger component：
The temperature of hip treatment is 580 ± 5 DEG C, 130~150MPa of pressure in the step 7), time 2 h.
In a kind of processing method of above-mentioned thermonuclear fusion heap enhancing thermic load the first wall finger component：
In the step 7), beryllium watt is one-side band intermediate layer metal Ti/Cu coatings, Ti layers of thickness should 8~
12 μm, Cu layers of thickness is 35~45 μm.
The remarkable result of the present invention is as follows：
The processing method of the present invention, reliable connection between effective guarantee fusion reactor the first wall finger component dissimilar material and
The performance of Cu-Cr-Zr alloy heat sink material improves thermal fatigue property, pressure-resistant performance and the vacuum sealing of component HVT cooling ducts
Performance, eliminates the stress corrosion inclination of cooling duct, and the anti-high heat load fatigue rupture ability of component entirety meets fusion reactor
Service condition requirement.
It keeps to the side to process circumferential groove in the stainless steel bottom surface of HVT cooling ducts, reduces the firm of HVT cooling ducts side
Degree, improves constraints, so as to which peak stress of the HVT cooling ducts Cu-Cr-Zr alloy position when ITER is run will be reduced,
Promote the thermal fatigue property of finger component HVT cooling ducts.On the other hand, by increasing the circumferential groove, HVT passages will be closed
Stainless steel ring weld seam moves down, and while the docking through welding of pressure vessel requirement is realized, provides more spaces, weld seam with
The distance of CuCrZr/ASS linkage interfaces is increased to more than 5mm from most long 3.8mm, alleviates welding heat affected zone to the bimetallic
The influence of switching performance and Cu-Cr-Zr alloy performance, so as to preferably ensure HVT cooling ducts CuCrZr/ASS linkage interfaces
With the reliability of material, vacuum sealing performance is improved.
It is welded using hot isostatic pressing or explosion and makees CuCrZr/ASS ply-metals and connected using hot isostatic pressing diffusion
Metallic beryllium watt is connect, can realize the metallurgical binding of storeroom, it is ensured that the high heat load fatigability of connection reliability and complex
Energy.CuCrZr/ASS composite plates are made annealing treatment, the hardening of metal near explosion weldering linkage interface is eliminated, eliminates boundary
Face is in the running stress corrosion inclination of component；The annealing also recovers Cu-Cr-Zr alloy to solution treatment state, so as to follow-up
The ageing strengthening that alloy is realized in the hot isostatic pressing of beryllium watt is connected, has ensured the performance of component Cu-Cr-Zr alloy, it is effectively anti-
Under Thermal Fatigue Damage of the alloy during military service is stopped, so as to ensure in use close in cooling duct from material property level
Sealing property.
Description of the drawings
Fig. 1 is HVT cooling channel structures；
Fig. 2 is HVT cooling ducts upper cover plate machining sketch chart；
Fig. 3 is HVT stainless steel water case base machining sketch charts；
Fig. 4 is the first wall finger component manufacturing process schematic diagram.
Specific embodiment
Below by the drawings and the specific embodiments, the invention will be further described.
As shown in Figure 1, typical case enhancing thermic load ITER the first wall finger component HVT cooling ducts are a kind of CuCrZr/ASS
Structure, channel height 5mm, width 40mm, bottom surface is straight.It, need to be in cooling duct four to realize rectangle cooling channel structure
All weldings connect together (ASS structures) two parts under upper (CuCrZr/ASS structures).To realize butt welding to prevent from using
Middle generation weld stress corrosion, the stainless steel circumferential welded seam of HVT cooling ducts can be only positioned near channel middle, with CuCrZr/
The maximum range of ASS linkage interfaces only 3.8mm, the switching performance of CuCrZr/ASS will be influenced by welding.Improved HVT coolings
Passage increases 3mm wide, the circumferential groove of 3~6mm depths in its stainless steel bottom surface, and stainless steel circumferential welded seam can move down into groove top surface
Lower section remains to realize butt welding, and the distance of distance CuCrZr/ASS linkage interfaces reaches more than 5mm, dramatically reduces welding
Influence to the linkage interface performance.On the other hand, the thermal fatigue property that the groove will promote HVT cooling channel structures is added,
Analysis surface is calculated, when groove depth is 6mm, HVT cooling ducts upper surface CuCrZr alloys are suffered under ITER operating conditions
Peak value thermal stress significantly reduces, and thermal fatigue life rises to 40000 times from thousands of times, fully meets the design longevity of the first walls of ITER
Life requirement.
HVT stainless steel rings weld seam before welding should be according to standard such as ISO15614 part 1s (arc-welding) or the 11st part
(Laser Welding or electron beam weldering) carries out qualification of welding procedure, qualification of welding procedure result should meet EN ISO 5817 (arc-welding) or
Person EN ISO 13919 (Laser Welding or electron beam weldering) B grades of requirements.All parts should all clean up before welding or connection,
Cleaning of Parts acetone need to meet GB/T6026-1998 standards.
As shown in Figure 2,3, 4, the procedure of processing of finger component is as follows：
1) as shown in Fig. 2, making HVT cooling ducts upper cover using 10mm/10mm thickness Cu-Cr-Zr alloy/stainless steel clad plate
Plate.First to composite plate carry out stress relief annealing process, 980 ± 10 DEG C, 20~30min of time of temperature, subsequent water cooling to room temperature,
To recover Cu-Cr-Zr alloy to solution treatment state, ensure that in subsequent hot procedure ageing strengthening occurs for alloy, reach
The tensile strength of demand.
When making Cu-Cr-Zr alloy/stainless steel clad plate using HIP diffusion connection methods, raw materials copper chromium zirconium closes
Golden plate material should be at cold working ageing treatment state, and treatment process is：980 ± 10 DEG C of solution treatment, after keeping the temperature 20~30min
Then water cooling carries out 40~50% cold working, final 475 ± 5 DEG C of timeliness 3h.HIP connections temperature should 980~1040 DEG C it
Between, 100~130MPa of pressure, to ensure being reliably connected between CuCrZr/ASS；
2) as shown in Fig. 2, after stress relief annealing is completed, ultrasonic flaw detection (UT) is carried out to composite plate.Using water
Leaching method carries out universe scanning, and frequency probe 12MHz carries out Sensitivity Calibration using the same material reference block of 2mm flat-bottom holes, closes
Defective prompting is not answered in panel material interface.
3) as shown in Fig. 2, composite plate to UT qualifications, is manually bent under the auxiliary of mold, is then pressing from both sides first
Hold progress milling processing under the auxiliary of frock.The stainless steel in the middle part of composite plate is removed first to noresidue, then proceedes to process
CuCrZr alloys are to complete HVT flute profiles slot structure is formed, and complete HVT cooling ducts upper cover plate.
4) it is synchronous to make HVT stainless steel water case bases as shown in figure 3, while HVT cooling duct upper cover plates are made.
Using ITER grades of 316L (N) Austenitic stainless steel forgings, HVT stainless steels water box and watershed partition are processed respectively, in HVT stainless steels
Water box pedestal upper surface processes HVT circumferential grooves, groove width 3mm, 3~6mm of groove depth.The two is assembled, is carried out by locking in the form of back welding
Welding, 3~5mm of welding penetration.Using laser welding, mitigate welding deformation.
5) as shown in figure 4, assembling HVT cooling duct upper cover plates and HVT stainless steel water case bases, plain clamp compress, inspection
Weld gap is tested less than 0.1mm, the girth welding of HVT water channels is then carried out using 5~6kW input powers.Using butt welding shape
Formula, throat thickness 6mm, input power is it is ensured that through welding, and during welding, weld seam positive and negative should lead to argon gas protection, prevent weld metal
Oxidation ensures Weld Performance.
6) imported and exported using auxiliary mould and interim cover closure cooling duct, hydraulic pressure is carried out to HVT cooling ducts pedestal
Experiment and the leak detection of helium cover, it is ensured that voltage endurance capability and the requirement of airtight sexual satisfaction.The water pressure test 7.15 ± 0.2MPa of pressure, time
30min, it is desirable that No leakage and visual permanent deformation, pressure change is in the range of given ± 0.2MPa；Helium cover leak detection helium concentration
Should be more than 50%, the leak rate of HVT cooling ducts should be less than 2.7 × 10-10Pa.m3/s。
7) as shown in figure 4, the coat side of the beryllium watt of one-side band intermediate layer metal Ti/Cu coatings and HVT are cooled down logical
Road pedestal Cu-Cr-Zr alloy face is assemblied together, and is put into hot isostatic pressing jacket, is vacuumized inside jacket and clamp exhaust tube is close
Envelope then carries out hip treatment, and temperature is 580 ± 5 DEG C, 130~150MPa of pressure, time 2 h.The parametric synthesis is examined
Considered the phase counterdiffusion of each metallic element with formed metallurgical binding and Cu-Cr-Zr alloy by the process realize ageing strengthening with
The requirement of intensity is improved, the thickness that Ti layers of intermediate layer is at 10 μm, and beryllium and copper are straight in the hot isostatic pressing diffusion process to stop
It contacts and forms brittle metal mesophase material, improve switching performance.40 μm of the thickness that Cu layers of intermediate layer, in the process
In play the role of stress sustained release and linkage interface promoted to be close to realize that mutual metallic atom is spread.
8) finger component is worked into the size of requirement by machining removal hot isostatic pressing jacket.
9) finger component beryllium/Cu-Cr-Zr alloy linkage interface ultrasonic flaw detection is popped one's head in using water logging UT, frequency
12MHz, normal incidence interfaces carry out scanning；The same material reference block calibration detection sensitivity of diameter 2mm flat-bottom holes, connects boundary
Zero defect is answered to prompt in face.
Embodiment 1：
CuCrZr/316L (N) composite plate is welded using exploding, water cooling after 970 DEG C of annealing 30min, machining HVT cooling ducts
Upper cover plate and HVT stainless steel water case bases, laser welding are assembled to form HVT cooling ducts pedestal, then with 12 × 12 × 6mm3
Beryllium watt carries out hot isostatic pressing diffusion connection under 580 DEG C/150MPa/2h, forms enhancing thermic load the first wall finger component.Our department
Part HVT cooling ducts bottom surface circumferential groove width is 3mm, depth 4mm；Laser welded seam and CuCrZr/316L (N) linkage interface
Distance is 5mm.The water pressure test of finger component cooling duct and helium leak test result are met the requirements, i.e. 7.15 ± 0.2MPa/30min
No leakage and permanent deformation under hydraulic pressure, pressure drop are less than 0.2MPa；Room temperature helium leak test leak rate is less than 2.7 × 10-10Pa.m3/s.
In the certification test of ITER requirements, 4.7MW/m is undergone2- 7500 times and 5.9MW/m2- 1500 high heat load fatigue tests, four
A finger component remains intact, and reaches the acceptance index requirement of ITER the first wall components certification tests.
Sample is followed using explosion weldering CuCrZr/316L (N) composite plate, undergo after above-mentioned complete procedure to its switching performance and
The performance of Cu-Cr-Zr alloy is tested, and the hardness of stainless steel drops to 160Hv from 350Hv near linkage interface, and satisfaction is no more than
The requirement of 300Hv, so as to the stress corrosion inclination of relief member in operation；Cu-Cr-Zr alloy is at room temperature and 250 DEG C
Yield strength is up to 215MPa and 173MPa respectively, meets ITER requirements.
Using explosion weldering CuCrZr/316L (N) composite plates and 316L (N) stainless steel base seat, simulation HVT cooling ducts laser
Welding is tested.Result of the test shows to implement to weld in the place away from CuCrZr/316L (N) linkage interfaces 5mm,
CuCrZr/316L (N) linkage interface remains intact, avoid the distance for 3.8mm when the postwelding interface on occur it is a large amount of microcosmic
The situation of crackle and HVT the cooling ducts leak in the 7.15MPa water pressure tests, the pressure-resistant performance and vacuum of component cooling duct are close
Sealing property has obtained sufficient guarantee.
Embodiment 2：
CuCrZr/316L (N) composite plate, 970 DEG C/30min annealings, machining HVT cooling ducts are welded using explosion
Upper cover plate and HVT stainless steel water case bases protect weldering (TIG) assemble welding to form HVT cooling ducts using inert gas tungsten electrode
Pedestal, then with 12 × 12 × 8mm3Beryllium watt carries out hot isostatic pressing diffusion connection under 580 DEG C/150MPa/2h, forms enhancing heat
One wall little module of load reset, 193 × 51 × 27mm of module size3.This module HVT cooling ducts TIG groove angles are 40
Degree, meets thickness 6mm, and the distance with CuCrZr/316L (N) linkage interface is 6.3mm.Made 3 little module hydraulic pressure examination
Test and met the requirements with helium leak test result, under 7.15 ± 0.2MPa/30min hydraulic pressure No leakage and permanent deformation, pressure drop be no more than
0.13MPa；Room temperature in vacuo helium leak test leak rate is not more than 1.52 × 10-10Pa.m3/s.In the certification test of ITER requirements, two
Module undergoes 4.7MW/m2- 16000 high heat load fatigue tests reach ITER the first wall components little module certifications without breakage
The acceptance index requirement of experiment.
Embodiment 3：
Using cold working aging state CuCrZr sheet alloys, the resolving system of experience is：980 ± 10 DEG C of solution treatment,
Water cooling after 20min is kept the temperature, then carries out 50% cold working, finally the water cooling after timeliness 3h at 475 DEG C.After tested, which exists
Yield strength at room temperature reaches 403MPa.The sheet alloy is made annealing treatment first, 970 DEG C, time 30min of temperature,
Water cooling；Then realize that hot isostatic pressing is compound with 316L (N) plate under 980 DEG C/130MPa/2h, finally anneal at 980 DEG C
1h, water cooling.The composite plate is after the module hot procedure described in experience embodiment 2, and Cu-Cr-Zr alloy is in room temperature and 250 DEG C
Under yield strength respectively be up to 196MPa and 183MPa, fully meet ITER requirement；The room temperature tensile bond strength of composite plate
Reach 399MPa, higher than the tensile strength of Cu-Cr-Zr alloy.According to 2 described method of embodiment, with the ply-metal
The HVT cooling ducts of processing and fabricating, under 7.15 ± 0.2MPa/30min. hydraulic pressure No leakage and permanent deformation, pressure drop be not more than
0.18MPa；Room temperature in vacuo helium leak test leak rate is not more than 2 × 10-10Pa.m3/ s, meets the requirements.
Claims (7)
1. a kind of processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component, which is characterized in that this method includes
Following steps：
1) HVT cooling ducts upper cover plate is made using Cu-Cr-Zr alloy/stainless steel clad plate；
A) stress relief annealing process is carried out to the composite plate；
B) then water cooling to room temperature, recovers Cu-Cr-Zr alloy to solution treatment state；
2) ultrasonic flaw detection is carried out to composite plate；
3) to the composite plate of UT qualifications, it is manually bent first under the auxiliary of mold, then under the auxiliary of clamping tooling
Carry out milling processing；
The stainless steel in the middle part of composite plate is removed to noresidue, then proceedes to processing CuCrZr alloys to forming complete HVT flute profiles
Slot structure；
4) HVT stainless steel water case bases are processed
316L (N) Austenitic stainless steel forging processes HVT stainless steels water box and watershed partition respectively；
HVT circumferential grooves are processed in HVT stainless steel water case bases upper surface, groove width 3mm, 3~6mm of groove depth assemble the two, with
Lock back welding form is welded, 3~5mm of welding penetration；
5) HVT cooling duct upper cover plates and HVT stainless steel water case bases are assembled；
Step up above-mentioned component using fixture, and weld gap is examined to be less than 0.1mm, then carried out using 5~6kW input powers
The girth welding of HVT water channels；
6) cooling duct inlet and outlet are closed, the water pressure test is carried out to HVT cooling ducts pedestal and helium cover is hunted leak, it is ensured that voltage endurance capability
With the requirement of airtight sexual satisfaction；
7) coat side of beryllium watt is assembled with HVT cooling ducts pedestal Cu-Cr-Zr alloy face, is put into hot isostatic pressing jacket, bag
Set is internal to vacuumize the simultaneously clamp pumping seal of tube, then carries out hip treatment；
8) machining removal hot isostatic pressing jacket, size meet design requirement；
9) beryllium/Cu-Cr-Zr alloy linkage interface is subjected to ultrasonic flaw detection.
2. the processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component as described in claim 1, feature exist
In：
In the step 1) when making Cu-Cr-Zr alloy/stainless steel clad plate using HIP diffusion connection methods, former material used
Material Cu-Cr-Zr alloy plate should be at cold working ageing treatment state, and HIP connections temperature should be between 980~1040 DEG C, pressure
100~130MPa.
3. the processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component as claimed in claim 2, feature exist
In：
The cold working aging treatment process is 980 ± 10 DEG C of solution treatment, keeps the temperature water cooling after 20~30min, then carries out 40
~50% cold working, final 475 ± 5 DEG C of timeliness 3h.
4. the processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component as described in claim 1, feature exist
In：Stress relief annealing process temperature in the step 1) is 980 ± 10 DEG C, and the time is 20~30min.
5. the processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component as described in claim 1, feature exist
In：
In the step 2) and the ultrasonic flaw detection of step 8), universe scanning, frequency probe are carried out using water seaoning
The defects of 12MHz, flaw detection prompting, is less than 2mm.
6. the processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component as described in claim 1, feature exist
In：The temperature of hip treatment is 580 ± 5 DEG C, 130~150MPa of pressure in the step 7), time 2 h.
7. the processing method of thermonuclear fusion heap enhancing thermic load the first wall finger component as described in claim 1, feature exist
In：
In the step 7), beryllium watt is one-side band intermediate layer metal Ti/Cu coatings, Ti layers of thickness should at 8~12 μm,
Cu layers of thickness is 35~45 μm.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109637678A (en) * | 2019-02-18 | 2019-04-16 | 中国人民解放军国防科技大学 | Dual-cooling fusion reactor first wall part based on graphene heat conduction |
| CN109887617A (en) * | 2019-03-20 | 2019-06-14 | 华中科技大学 | A kind of cold divertor module of finger-type helium and its manufacturing method |
| CN110306137A (en) * | 2019-06-28 | 2019-10-08 | 南京理工大学 | A kind of preparation method of stratiform copper chromium zirconium-fine copper composite board |
| CN110480252A (en) * | 2019-09-26 | 2019-11-22 | 贵州航天新力铸锻有限责任公司 | The welding fixture of ITER the first wall finger cooling duct butt tube |
| CN111185721A (en) * | 2018-11-15 | 2020-05-22 | 核工业西南物理研究院 | Manufacturing method for manufacturing multi-runner straight plate by single-weld welding |
| CN111618513A (en) * | 2020-07-08 | 2020-09-04 | 贵州航天新力铸锻有限责任公司 | ITER first wall edge finger welding clamp and using method thereof |
| CN114420314A (en) * | 2021-12-20 | 2022-04-29 | 核工业西南物理研究院 | First wall structure for fusion reactor high-dose neutron irradiation and megawatt thermal load |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002303689A (en) * | 2001-04-05 | 2002-10-18 | Kawasaki Heavy Ind Ltd | Slit structure of shielding blanket and its construction method |
| KR20060058979A (en) * | 2004-11-26 | 2006-06-01 | 한전원자력연료 주식회사 | Manufacturing method of candu fuel appendages by using zr-be alloyed strap and fusion brazing process by using zr-be alloyed strap |
| CN101332557A (en) * | 2008-07-25 | 2008-12-31 | 中国科学院等离子体物理研究所 | Manufacture technique for thermonuclear reactor flow-passage containing parts |
| CN105499816A (en) * | 2016-02-02 | 2016-04-20 | 中国科学院等离子体物理研究所 | Manufacturing process suitable for tungsten and steel connection of first wall part of fusion reactor |
-
2016
- 2016-11-25 CN CN201611048216.0A patent/CN108098257B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002303689A (en) * | 2001-04-05 | 2002-10-18 | Kawasaki Heavy Ind Ltd | Slit structure of shielding blanket and its construction method |
| KR20060058979A (en) * | 2004-11-26 | 2006-06-01 | 한전원자력연료 주식회사 | Manufacturing method of candu fuel appendages by using zr-be alloyed strap and fusion brazing process by using zr-be alloyed strap |
| CN101332557A (en) * | 2008-07-25 | 2008-12-31 | 中国科学院等离子体物理研究所 | Manufacture technique for thermonuclear reactor flow-passage containing parts |
| CN100586638C (en) * | 2008-07-25 | 2010-02-03 | 中国科学院等离子体物理研究所 | Manufacture technique for thermonuclear reactor envelope containing flow-passage parts |
| CN105499816A (en) * | 2016-02-02 | 2016-04-20 | 中国科学院等离子体物理研究所 | Manufacturing process suitable for tungsten and steel connection of first wall part of fusion reactor |
Non-Patent Citations (2)
| Title |
|---|
| 李前: "《ITER第一壁CuCrZr/316L(N)复合板的制作与检测》", 《核聚变与等离子体物理》 * |
| 王锡胜: "《ITER第一壁认证模块制备与性能检测》", 《首届中国工程院/国家能源局能源论坛论文集》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185721A (en) * | 2018-11-15 | 2020-05-22 | 核工业西南物理研究院 | Manufacturing method for manufacturing multi-runner straight plate by single-weld welding |
| CN109637678A (en) * | 2019-02-18 | 2019-04-16 | 中国人民解放军国防科技大学 | Dual-cooling fusion reactor first wall part based on graphene heat conduction |
| CN109637678B (en) * | 2019-02-18 | 2024-01-02 | 中国人民解放军国防科技大学 | Graphene heat conduction-based double-cooling fusion reactor first wall part |
| CN109887617A (en) * | 2019-03-20 | 2019-06-14 | 华中科技大学 | A kind of cold divertor module of finger-type helium and its manufacturing method |
| CN110306137A (en) * | 2019-06-28 | 2019-10-08 | 南京理工大学 | A kind of preparation method of stratiform copper chromium zirconium-fine copper composite board |
| CN110480252A (en) * | 2019-09-26 | 2019-11-22 | 贵州航天新力铸锻有限责任公司 | The welding fixture of ITER the first wall finger cooling duct butt tube |
| CN111618513A (en) * | 2020-07-08 | 2020-09-04 | 贵州航天新力铸锻有限责任公司 | ITER first wall edge finger welding clamp and using method thereof |
| CN111618513B (en) * | 2020-07-08 | 2021-10-22 | 贵州航天新力铸锻有限责任公司 | ITER first wall edge finger welding clamp and using method thereof |
| CN114420314A (en) * | 2021-12-20 | 2022-04-29 | 核工业西南物理研究院 | First wall structure for fusion reactor high-dose neutron irradiation and megawatt thermal load |
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