CN115064289A - Reactor pressure vessel installation simulation piece - Google Patents
Reactor pressure vessel installation simulation piece Download PDFInfo
- Publication number
- CN115064289A CN115064289A CN202210642159.8A CN202210642159A CN115064289A CN 115064289 A CN115064289 A CN 115064289A CN 202210642159 A CN202210642159 A CN 202210642159A CN 115064289 A CN115064289 A CN 115064289A
- Authority
- CN
- China
- Prior art keywords
- nozzle
- branch
- pressure vessel
- reactor pressure
- cylinder shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009434 installation Methods 0.000 title claims abstract description 27
- 238000004088 simulation Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/001—Mechanical simulators
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C13/00—Pressure vessels; Containment vessels; Containment in general
- G21C13/02—Details
Abstract
The invention discloses a reactor pressure vessel installation simulation piece, which comprises: the device comprises a cylinder shell and a main nozzle shell, wherein annular first rib plates are uniformly arranged in the horizontal direction of the inner side of the cylinder shell, longitudinal first rib plates are uniformly arranged in the vertical direction of the inner side of the cylinder shell, and a plurality of main nozzle shells are uniformly arranged on one side of the outer wall of the cylinder shell; and a longitudinal second ribbed plate and a transverse second ribbed plate are uniformly distributed in the main nozzle shell. The invention uses the cylinder shell to replace a pressure container with high cost, meets the requirements of the position, the size, the strength, the rigidity and the like of the nozzle of the real pressure container, achieves the purpose of verifying the operation feasibility when the peripheral part and five branch nozzles on the simulation part are welded at the same time, and measures the size deviation and the stress generated by welding seams in the welding process of the branch nozzles so as to verify the technical feasibility of the construction and the installation of the pressure container.
Description
Technical Field
The invention relates to the technical field of reactor installation, in particular to a reactor pressure vessel installation simulation piece.
Background
In nuclear power construction, simulation installation is needed before installation of part of important equipment, namely, a simulation piece is used for replacing formal equipment for installation so as to verify the feasibility of an equipment installation technology, the existing technical safety problem is found, unreasonable equipment or technology is corrected, and experience is accumulated for installation of the formal equipment;
in order to verify the operation feasibility of the simultaneous welding of five nozzles, the damage of formal precious equipment and economic loss caused by technical safety problems in formal equipment installation are avoided, and possible safety, economy or construction period loss is avoided; the existing simulation part adopts a thicker forging cylinder body, so that the damage in the test process increases the research cost and is very wasteful.
Disclosure of Invention
The invention aims to provide a reactor pressure vessel installation simulation piece to solve the technical safety problem existing in formal equipment in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a reactor pressure vessel installation simulation, comprising: the device comprises a cylinder shell and a main nozzle shell, wherein longitudinal first rib plates are uniformly arranged in the vertical direction of the inner side of the cylinder shell, annular first rib plates are uniformly arranged in the horizontal direction of the inner side of the cylinder shell, and a plurality of main nozzle shells are uniformly arranged on one side of the outer wall of the cylinder shell;
vertical second floor and horizontal second floor have been put to the inside equipartition of main mouthpiece casing, main mouthpiece end plate is all installed to the one end of main mouthpiece casing, a mouthpiece casing has been put to the side equipartition of main mouthpiece casing, branch mouth closure plate is all installed to the inside of a mouthpiece casing, the externally mounted of a mouthpiece casing has reinforced structure, the top of a mouthpiece casing is all installed and is filled water exhaust apparatus.
Preferably, the first rib plates in the circumferential direction and the first rib plates in the longitudinal direction are arranged at equal intervals and are perpendicular to each other, so that the cylinder shell is supported.
Preferably, the longitudinal second ribs and the transverse second ribs are of a cross-shaped design.
Preferably, more than four main nozzle shells are installed, and the main nozzle shells are arranged at the same height.
Preferably, the center lines of the main nozzle shell and the branch nozzle shell are in the same horizontal plane and are perpendicular to each other.
Preferably, the reinforcing structure is: the branch pipe nozzle rib plates are fixed on the outer side of the branch pipe nozzle shell, and the branch pipe nozzle rib plates mutually form an angle of 90 degrees.
Preferably, the water filling and exhausting device comprises a filling and exhausting pipe plug and a pipe seat, the pipe seat is arranged at the top end of the pipe nozzle shell, and the filling and exhausting pipe plug is arranged in the pipe seat.
Preferably, the tube seat and the center line of the branch nozzle shell are positioned on the same horizontal plane and are perpendicular to each other.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention utilizes the cylinder shell to replace a pressure container with high cost, meets the requirements of the position, the size, the strength, the rigidity and the like of the nozzle of the real pressure container, achieves the purpose of verifying the operation feasibility when the peripheral part and five branch nozzles on the simulation part are welded at the same time, and measures the size deviation and the stress generated by a welding seam in the welding process of the branch nozzles so as to verify the technical feasibility of the construction and the installation of the pressure container;
2. the invention only carries out simulation on a part of cylinder bodies, main nozzles and branch nozzles of the pressure vessel of the heat supply reactor, and simplifies unnecessary components while meeting the technical requirement of simulated installation;
3. the annular first rib plate and the longitudinal first rib plate are used on the inner wall of the cylinder shell, so that the strength and the rigidity are met, and a thicker forged cylinder is replaced;
4. the branch nozzle shell adopts the materials and the sizes consistent with those of the original pressure container, so that the consistency of the evaluation of the welding process when the branch nozzle shell is welded with an external pipeline is ensured.
Drawings
FIG. 1 is a schematic view of a simulation of the present invention;
FIG. 2 is a schematic view of the main nozzle housing of the present invention;
FIG. 3 is a schematic sectional view of a branch nozzle casing according to the present invention.
In the figure: 1. a barrel housing; 2. a longitudinal first rib; 3. a first rib plate is arranged annularly; 4. a longitudinal second rib; 5. a primary nozzle housing; 6. a branch nozzle housing; 7. a transverse second rib; 8. a primary nozzle end plate; 9. branch pipe mouth blocking plates; 10. a branch pipe nozzle rib plate; 11. filling and discharging pipe plugs; 12. a socket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a reactor pressure vessel installation simulation, comprising: the device comprises a cylinder shell 1 and a main nozzle shell 5, wherein longitudinal first rib plates 2 are uniformly arranged in the vertical direction of the inner side of the cylinder shell 1, annular first rib plates 3 are uniformly arranged in the horizontal direction of the inner side of the cylinder shell 1, the longitudinal first rib plates 2 and the annular first rib plates 3 are arranged at equal intervals and are mutually perpendicular, the cylinder shell 1 is supported, and a thicker forged cylinder is replaced while the strength and the rigidity are met;
a plurality of main nozzle shells 5 are uniformly arranged on one side of the outer wall of the barrel shell 1, more than four main nozzle shells 5 are arranged, the main nozzle shells 5 are arranged at the same height, and only a part of barrels, main nozzles and branch nozzles of the heat supply reactor pressure vessel are simulated, so that the technical requirement of simulated installation is met, and unnecessary parts are simplified;
a longitudinal second rib plate 4 and a transverse second rib plate 7 are uniformly distributed in the main nozzle shell 5, and the longitudinal second rib plate 4 and the transverse second rib plate 7 are designed in a cross shape;
a main nozzle end plate 8 is arranged at one end of each main nozzle shell 5, branch nozzle shells 6 are uniformly arranged on the side surfaces of the main nozzle shells 5, the center lines of the main nozzle shells 5 and the branch nozzle shells 6 are positioned on the same horizontal plane and are mutually vertical, and the adopted materials and the sizes are consistent with those of an original pressure container, so that the consistency of welding process evaluation when the branch nozzle shells 6 are welded with an external pipeline is ensured;
branch pipe mouth closure plate 9 is all installed to the inside of branch pipe mouth casing 6, and the externally mounted of branch pipe mouth casing 6 has reinforced structure, and reinforced structure is: branch pipe nozzle ribbed plates 10 fixed on the outer side of the branch pipe nozzle shell 6, wherein the branch pipe nozzle ribbed plates 10 mutually form an angle of 90 degrees;
the top end of the branch nozzle shell 6 is provided with a water filling and exhausting device, the water filling and exhausting device comprises a filling and exhausting pipe plug 11 and a pipe seat 12, the pipe seat 12 is arranged at the top end of the branch nozzle shell 6, and the filling and exhausting pipe plug 11 is arranged in the pipe seat 12;
the pipe seat 12 and the central line of the branch pipe nozzle shell 6 are positioned on the same horizontal plane and are mutually vertical;
the invention utilizes the cylinder shell 1 to replace a pressure container with high cost, meets the requirements of the position, the size, the strength, the rigidity and the like of the nozzle of the real pressure container, achieves the purpose of verifying the operation feasibility when the peripheral parts and five branch nozzles on the simulation part are welded at the same time, and measures the size deviation and the stress generated by welding seams in the welding process of the branch nozzles so as to verify the technical feasibility of the construction and the installation of the pressure container.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A reactor pressure vessel installation simulation, comprising: the novel nozzle structure comprises a cylinder shell (1) and main nozzle shells (5), and is characterized in that longitudinal first rib plates (2) are uniformly arranged in the vertical direction of the inner side of the cylinder shell (1), annular first rib plates (3) are uniformly arranged in the horizontal direction of the inner side of the cylinder shell (1), and a plurality of main nozzle shells (5) are uniformly arranged on one side of the outer wall of the cylinder shell (1);
vertical second floor (4) and horizontal second floor (7) have been put to the inside equipartition of main mouthpiece casing (5), main mouthpiece end plate (8) are all installed to the one end of main mouthpiece casing (5), branch mouth casing (6) have been put to the side equipartition of main mouthpiece casing (5), branch mouth closure plate (9) are all installed to the inside of branch mouth casing (6), the externally mounted of branch mouth casing (6) has reinforced structure, the top of branch mouth casing (6) is all installed and is filled water exhaust apparatus.
2. The reactor pressure vessel installation simulation piece according to claim 1, wherein the circumferential first ribs (3) and the longitudinal first ribs (2) are arranged at equal intervals and are perpendicular to each other to support the cylinder shell (1).
3. The reactor pressure vessel installation simulation according to claim 1, characterized in that the longitudinal second ribs (4) and the transverse second ribs (7) are of a cross-shaped design.
4. The reactor pressure vessel installation simulation according to claim 1, wherein the primary nozzle housings (5) are installed with more than four, the primary nozzle housings (5) being arranged at the same height.
5. The reactor pressure vessel installation simulation according to claim 4, wherein the centerlines of the main nozzle housing (5) and the branch nozzle housing (6) are in the same horizontal plane and perpendicular to each other.
6. The reactor pressure vessel installation simulator of claim 1, wherein the reinforcing structure is: branch nozzle ribs (10) fixed on the outer side of the branch nozzle shell (6), wherein the branch nozzle ribs (10) form an angle of 90 degrees with each other.
7. The reactor pressure vessel installation simulation piece of claim 1, wherein the water filling and exhausting device comprises a filling and exhausting pipe plug (11) and a pipe seat (12), the pipe seat (12) is installed at the top end of the branch pipe nozzle shell (6), and the filling and exhausting pipe plug (11) is installed inside the pipe seat (12).
8. The reactor pressure vessel installation simulation of claim 7, wherein the pipe socket (12) and the centerline of the branch nozzle housing (6) are in the same horizontal plane and perpendicular to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210642159.8A CN115064289B (en) | 2022-06-08 | Reactor pressure vessel installs simulation spare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210642159.8A CN115064289B (en) | 2022-06-08 | Reactor pressure vessel installs simulation spare |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115064289A true CN115064289A (en) | 2022-09-16 |
| CN115064289B CN115064289B (en) | 2024-05-10 |
Family
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103761998A (en) * | 2014-01-20 | 2014-04-30 | 中广核检测技术有限公司 | Reactor pressure vessel nozzle detection probe frame |
| CN104492245A (en) * | 2014-12-22 | 2015-04-08 | 湖南凌峰环保科技有限公司 | Two-way oppositely charging type lime slurry spray nozzle |
| CN204303195U (en) * | 2014-11-12 | 2015-04-29 | 中广核工程有限公司 | A kind of reactor pressure vessel screw simulation reparative experiment stand |
| CN106098116A (en) * | 2016-08-11 | 2016-11-09 | 上海核工程研究设计院 | A kind of passive PWR nuclear power plant reactor coolant loop is arranged |
| KR101926649B1 (en) * | 2018-09-16 | 2018-12-07 | 주식회사 스탠더드시험연구소 | Pressure Vessel for Heat Transfer and Flow Control Experiments of Reactor Building |
| CN214557270U (en) * | 2021-03-22 | 2021-11-02 | 苏州纳科华模具有限公司 | Die casting die is used in processing of drive casing |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103761998A (en) * | 2014-01-20 | 2014-04-30 | 中广核检测技术有限公司 | Reactor pressure vessel nozzle detection probe frame |
| CN204303195U (en) * | 2014-11-12 | 2015-04-29 | 中广核工程有限公司 | A kind of reactor pressure vessel screw simulation reparative experiment stand |
| CN104492245A (en) * | 2014-12-22 | 2015-04-08 | 湖南凌峰环保科技有限公司 | Two-way oppositely charging type lime slurry spray nozzle |
| CN106098116A (en) * | 2016-08-11 | 2016-11-09 | 上海核工程研究设计院 | A kind of passive PWR nuclear power plant reactor coolant loop is arranged |
| KR101926649B1 (en) * | 2018-09-16 | 2018-12-07 | 주식회사 스탠더드시험연구소 | Pressure Vessel for Heat Transfer and Flow Control Experiments of Reactor Building |
| CN214557270U (en) * | 2021-03-22 | 2021-11-02 | 苏州纳科华模具有限公司 | Die casting die is used in processing of drive casing |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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| GR01 | Patent grant |