CN210535368U - ASME is collected evidence and is used reactor core water supplement jar - Google Patents
ASME is collected evidence and is used reactor core water supplement jar Download PDFInfo
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- CN210535368U CN210535368U CN201921322942.6U CN201921322942U CN210535368U CN 210535368 U CN210535368 U CN 210535368U CN 201921322942 U CN201921322942 U CN 201921322942U CN 210535368 U CN210535368 U CN 210535368U
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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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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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Abstract
The utility model discloses a reactor core water replenishing tank for ASME evidence obtaining, which comprises a tank body, a skirt, a water inlet pipe, a water outlet pipe, a manhole, an air inlet pipe and a drain pipe, wherein the tank body comprises a shell, an upper elliptical head and a lower elliptical head, and the lower elliptical head is embedded in the skirt; a water inlet and a water outlet are formed in the shell, and one end of the water inlet pipe is welded at the water inlet; one end of the water outlet pipe is welded at the water outlet; the manhole is welded on the shell; an air inlet is formed in the middle of the upper oval end socket, and the bottom end of the air inlet pipe is welded to the air inlet; a row of clean openings are formed in the middle of the lower oval end socket, and the top end of the clean discharge pipe is welded to the clean discharge openings. The reactor core water replenishing tank for ASME evidence obtaining of the utility model has the advantages of simple structure, convenient assembly and disassembly and convenient maintenance; the pressure-bearing member is designed and manufactured according to the requirements of the nuclear first-level container by using a simpler structure to meet the requirements of ASME evidence.
Description
Technical Field
The utility model relates to an ASME is forensics and is mended water pitcher with reactor core.
Background
The core water replenishing tank is positioned in the core concrete and can be protected from the influence of weather, environment and radiation. The reactor core water supplementing tank mainly plays a role in maintaining the pressure of the advanced pressurized water on cooling water in the cooling system. The design of the reactor core water replenishing tank has strict requirements and should be designed according to the requirements of ASME Section III Subsection NB/NF; the design life of a vessel of the reactor core water replenishing tank is 60 years, and a pressure bearing boundary needs to be defined according to NB-1130 and NF 1130; the load of the container body is determined according to NB-3111, and the supporting load is determined according to NF-3111. The reactor core water supplement tank for ASME evidence obtaining needs to be designed appropriately to simulate the reactor core water supplement tank applied to the closed cooling system of the first unit of the nuclear power plant in the south China, and then various ASME evidence obtaining is carried out.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a reactor core water replenishing tank for ASME evidence taking, which has a simpler structure, is convenient to disassemble and assemble and is convenient to maintain; the pressure-bearing member is designed and manufactured according to the requirements of the nuclear first-level container by using a simpler structure to meet the requirements of ASME evidence.
The technical scheme for realizing the purpose is as follows: the utility model provides an ASME is forensics and is used reactor core water replenishing tank, includes jar body, skirt, inlet tube, outlet pipe, manhole, intake pipe and row's clean pipe, wherein:
the tank body comprises a shell, an upper elliptical sealing head and a lower elliptical sealing head, the shell is of a cylindrical structure with a hollow interior, and the upper elliptical sealing head and the lower elliptical sealing head are welded at the upper end opening and the lower end opening of the shell in a one-to-one correspondence manner;
the lower elliptical seal head is embedded in the skirt, and the lower elliptical seal head is welded with the top end of the skirt;
a water inlet and a water outlet are formed in the shell, and one end of the water inlet pipe is welded at the water inlet; one end of the water outlet pipe is welded at the water outlet;
the manhole is welded on the shell;
an air inlet is formed in the middle of the upper oval end socket, and the bottom end of the air inlet pipe is welded to the air inlet;
a row of cleaning openings are formed in the middle of the lower elliptical sealing head, and the top ends of the cleaning pipes are welded at the cleaning openings;
the top of going up the oval head is provided with two lugs, and every lug passes through the gasket welding and is in go up on the oval head.
The foretell reactor core water replenishing tank for ASME is obtained evidence, wherein, the internal diameter of casing is 1000mm, highly is 1500mm, DN450 manhole is adopted to the manhole.
The reactor core water replenishing tank for ASME evidence collection is characterized in that the shell, the upper elliptical seal head, the lower elliptical seal head and the skirt are respectively made of SA-516M Gr.485 materials; the water inlet pipe, the water outlet pipe, the manhole, the air inlet pipe and the drain pipe are made of SA-105M materials.
The reactor core water replenishing tank for ASME evidence collection is characterized in that the ratio of the long radius to the short radius of the upper elliptical seal head is 2:1, and the ratio of the long radius to the short radius of the lower elliptical seal head is 2: 1.
In the reactor core water replenishing tank for ASME evidence obtaining, the welding seams of all welding positions are respectively detected by 100% ray penetration.
The reactor core water replenishing tank for ASME evidence obtaining is characterized in that an ASME N-type nameplate is arranged on the shell.
The reactor core water replenishing tank for ASME evidence obtaining is characterized in that the wall thickness of the shell is 19-20 mm, and the wall thickness of the upper oval seal head and the wall thickness of the lower oval seal head are 18-20 mm respectively.
The reactor core water replenishing tank for ASME evidence obtaining of the utility model has the advantages of simple structure, convenient assembly and disassembly and convenient maintenance; the pressure-bearing part is designed and manufactured according to the requirement of the nuclear first-level container by using a simpler structure to meet the requirement of ASME evidence obtaining, the device has the advantages of being simple in structure, easier to meet the manufacturing requirement, and capable of demonstrating impact performance and meeting the evidence obtaining requirement.
Drawings
FIG. 1 is a three-dimensional structure diagram of the ASME evidence-obtaining reactor core water replenishing tank of the present invention;
FIG. 2 is a top view of the ASME evidence-obtaining reactor core water replenishing tank of the present invention;
FIG. 3 is a schematic view of the welding of the end socket and the shell;
FIG. 4 is a schematic view of the welding of the lower elliptical head to the skirt;
FIG. 5 is a schematic view of the welding of the water inlet pipe to the housing;
fig. 6 is a schematic view of the welding of the lifting lug and the shell.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following detailed description is provided with reference to the accompanying drawings:
referring to fig. 1, 2, 3, 4, 5 and 6, a preferred embodiment of the present invention is a reactor core water replenishing tank for ASME evidence collection, which includes a tank body 1, a skirt 2, a water inlet pipe 3, a water outlet pipe 4, a manhole 5, an air inlet pipe 6 and a drain pipe 7.
The tank body 1 comprises a shell 11, an upper elliptical seal head 12 and a lower elliptical seal head 13, the shell 1 is of a hollow cylindrical structure, and the upper elliptical seal head 12 and the lower elliptical seal head 13 are welded at the upper end opening and the lower end opening of the shell 1 in a one-to-one correspondence manner (see figure 3); the wall thickness of casing 1 is 19 ~ 20mm, and the wall thickness of upper oval head 12 and the wall thickness of lower oval head 13 are 18 ~ 20mm respectively, and the internal diameter of casing 1 is 1000mm, and the height is 1500 mm.
The lower elliptical seal head 12 is embedded in the skirt 2, and the lower elliptical seal head 12 is welded with the top end of the skirt 2 (see fig. 4);
a water inlet and a water outlet are formed in the shell 11, and one end of the water inlet pipe 3 is welded at the water inlet (see figure 5); one end of the water outlet pipe 4 is welded at the water outlet; the manhole 5 is welded on the shell 11; the manhole adopts a DN450 manhole.
An air inlet is formed in the middle of the upper elliptical seal head 12, and the bottom end of the air inlet pipe 6 is welded on the air inlet; a row of cleaning openings 7 are formed in the middle of the lower elliptical seal head 13, and the top ends of the cleaning pipes 7 are welded at the cleaning openings; two lifting lugs 8 are arranged at the top end of the upper oval end socket 12, each lifting lug 8 is welded on the upper oval end socket 12 through a gasket (see fig. 6), and the two lifting lugs 8 are arranged oppositely.
The shell 11, the upper elliptical seal head 12, the lower elliptical seal head 13 and the skirt 2 are respectively made of SA-516M Gr.485 materials; the water inlet pipe 3, the water outlet pipe 4, the manhole 5, the air inlet pipe 6 and the drain pipe 7 are made of SA-105M materials respectively. The ratio of the long radius to the short radius of the upper elliptical seal head 12 is 2:1, and the ratio of the long radius to the short radius of the lower elliptical seal head 13 is 2: 1.
The utility model discloses an ASME is collected evidence and is used reactor core water replenishing tank, the welding seam of each welding department is respectively through 100% ray penetration detection, for example, the welding junction of upper and lower oval head 12, 13 and casing 11, the welding junction of lower oval head 12 and skirt 2, the welding junction of inlet tube 3 and water inlet, the welding junction of outlet pipe 4 and delivery port, the welding junction of manhole 5 and casing, the welding junction of intake pipe 6 and air inlet is in and the welding seam of the welding junction of clean pipe 7 and clean mouth of row respectively through 100% ray penetration detection.
An ASME N nameplate 14 is provided on the housing 11. ASME model N tag 14 should be prepared according to NCA-8000.
The utility model discloses an ASME is forensics and is used reactor core water replenishing tank, bearing spare (like jar body 1) according to NB-2000, non-bearing spare (for example inlet tube 3, outlet pipe 4, manhole 5, intake pipe 6 and exhaust pipe 7) according to NB-2190, support piece (skirt 2) according to NF-2000. USM rating for conversion of non-nuclear grade material to nuclear grade material.
All pressure bearing materials need to be tested according to NB-2500, and the skirt 2 (support) needs to be tested according to NF-2500.
The welding of the tank body 1 needs to meet NB-4000, and the welding of the skirt 2 needs to meet NF-4000. The welding procedure welders requirements are in accordance with ASME Section IX and NB, NF requirements. All pressure-bearing welding seams need 100% penetration detection.
Nondestructive testing is carried out according to NB-5000 (container pressure bearing part), NF-5000 (supporting part) and ASME Section X manufacturing requirements according to ASME NB-4000 and NF-4000, nondestructive requirements are carried out according to ASME Section III, Division 1, Subsection NB, NF and Section V, and hydraulic test is carried out according to NB-6000.
The manufacturing vessel needs to meet NB-4000 and the support needs to meet NF-4000. The formed evaluation vessel was evaluated according to NB-4213 and the support was evaluated according to NF-4213.
The manufacturer would add additional heat treatment (post-weld heat treatment) time to evaluate the material, the container would be evaluated according to NB-2211, and the support (skirt 2) would be evaluated according to NF-2211.
The utility model discloses an ASME is forensics and is used reactor core water replenishing tank, main design parameter is shown as table 1:
| load(s) | Class A | Level B | Class C | Test conditions | |
| Design pressure | 1.5MPa | ||||
| Design temperature | 80℃ | ||||
| Operating pressure | 1.2MPa | 1.3MPa | 1.5MPa | ||
| Operating temperature | 20～50℃ | 60℃ | 80℃ | ||
| Static load | Is that | Is that | Is that | Is that | Is that |
| Operating reference seismic loads | 0.2g | ||||
| Earthquake load of safety shutdown | 0.4g | ||||
| Test temperature | ≥15℃ | ||||
| Static pressure of seal head liquid column | Is that | Is that | Is that | Is that |
TABLE 1
The reactor core water replenishing tank for ASME evidence obtaining of the utility model is designed and manufactured by adopting the nuclear first-level standard; the performance of the demonstration material is evaluated as a nuclear first-grade container material and is applied to manufacturing; the material can be evaluated and transformed as a material structure.
The utility model discloses an ASME is forensics and is used reactor core water replenishing tank, when using, according to the material standard, combines material thickness, can not avoid the material of impact in the operating temperature isoparametric selection ASME standard, has increased the requirement of impact in the purchase technical specification book of material for the ASME material supplier carries out the requirement embodiment that the impact performance is experimental and reach the ASME standard to the material in CMTR.
In summary, the reactor core water replenishing tank for ASME evidence collection of the utility model has the advantages of simple structure, convenient assembly and disassembly and convenient maintenance; the pressure-bearing part is designed and manufactured according to the requirement of the nuclear first-level container by using a simpler structure to meet the requirement of ASME evidence obtaining, the device has the advantages of being simple in structure, easier to meet the manufacturing requirement, and capable of demonstrating impact performance and meeting the evidence obtaining requirement.
It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (7)
1. The utility model provides an ASME is forensics and is used reactor core water replenishing tank which characterized in that, including jar body, skirt, inlet tube, outlet pipe, manhole, intake pipe and row's clean pipe, wherein:
the tank body comprises a shell, an upper elliptical sealing head and a lower elliptical sealing head, the shell is of a cylindrical structure with a hollow interior, and the upper elliptical sealing head and the lower elliptical sealing head are welded at the upper end opening and the lower end opening of the shell in a one-to-one correspondence manner;
the lower elliptical seal head is embedded in the skirt, and the lower elliptical seal head is welded with the top end of the skirt;
a water inlet and a water outlet are formed in the shell, and one end of the water inlet pipe is welded at the water inlet; one end of the water outlet pipe is welded at the water outlet;
the manhole is welded on the shell;
an air inlet is formed in the middle of the upper oval end socket, and the bottom end of the air inlet pipe is welded to the air inlet;
a row of cleaning openings are formed in the middle of the lower elliptical sealing head, and the top ends of the cleaning pipes are welded at the cleaning openings;
the top of going up the oval head is provided with two lugs, and every lug passes through the gasket welding and is in go up on the oval head.
2. The ASME evidence core water replenishing tank as claimed in claim 1, wherein the inner diameter of the shell is 1000mm, the height is 1500mm, and the manhole is DN450 manhole.
3. The reactor core water replenishing tank for ASME evidence collection according to claim 1, wherein the shell, the upper elliptical head, the lower elliptical head and the skirt are respectively made of SA-516M Gr.485 materials; the water inlet pipe, the water outlet pipe, the manhole, the air inlet pipe and the drain pipe are made of SA-105M materials respectively.
4. The ASME evidence core water replenishing tank as claimed in claim 1, wherein the ratio of the long radius to the short radius of the upper elliptical head is 2:1, and the ratio of the long radius to the short radius of the lower elliptical head is 2: 1.
5. The ASME evidence core water replenishing tank of claim 1, wherein the welding seams of each welding position are respectively detected by 100% ray penetration.
6. The ASME evidence obtaining reactor core water replenishing tank as claimed in claim 1, wherein an ASME N-type nameplate is arranged on the shell.
7. The ASME evidence obtaining reactor core water replenishing tank is characterized in that the wall thickness of the shell is 19-20 mm, and the wall thickness of the upper oval end socket and the wall thickness of the lower oval end socket are 18-20 mm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921322942.6U CN210535368U (en) | 2019-08-15 | 2019-08-15 | ASME is collected evidence and is used reactor core water supplement jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921322942.6U CN210535368U (en) | 2019-08-15 | 2019-08-15 | ASME is collected evidence and is used reactor core water supplement jar |
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| Publication Number | Publication Date |
|---|---|
| CN210535368U true CN210535368U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921322942.6U Active CN210535368U (en) | 2019-08-15 | 2019-08-15 | ASME is collected evidence and is used reactor core water supplement jar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364276A (en) * | 2019-08-15 | 2019-10-22 | 上海阿波罗机械股份有限公司 | A kind of ASME evidence obtaining reactor core replenisher tank |
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2019
- 2019-08-15 CN CN201921322942.6U patent/CN210535368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364276A (en) * | 2019-08-15 | 2019-10-22 | 上海阿波罗机械股份有限公司 | A kind of ASME evidence obtaining reactor core replenisher tank |
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