CN203118513U - Shell and flange assembly type cable penetration equipment for double-wall containment of reactor - Google Patents
Shell and flange assembly type cable penetration equipment for double-wall containment of reactor Download PDFInfo
- Publication number
- CN203118513U CN203118513U CN2013201387563U CN201320138756U CN203118513U CN 203118513 U CN203118513 U CN 203118513U CN 2013201387563 U CN2013201387563 U CN 2013201387563U CN 201320138756 U CN201320138756 U CN 201320138756U CN 203118513 U CN203118513 U CN 203118513U
- Authority
- CN
- China
- Prior art keywords
- assembly
- flange
- containment
- equipment
- 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.)
- Expired - Lifetime
Links
Images
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
Abstract
The utility model discloses shell and flange assembly type cable penetration equipment for a double-wall containment of a reactor. The shell and flange assembly type cable penetration equipment mainly comprises two parts, namely shell type penetration equipment arranged on an inner-wall containment 5 and flange type penetration equipment arranged on an outer-wall containment 14, and the two parts are connected in series. Aconductor component 2, which is positioned in the inner-wall containment, of the shell type penetration equipment is connected with a cable inside the containment; a conductor component of the flange type penetration equipment is connected with a cable outside the containment, and an inner-wall containment conductor component wire core 9 is connected with an outer-wall containment conductor component wire core 11 through a junction device 10, so that the cables inside and outside the whole containment are electrically connected. The shell and flange assembly type cable penetration equipment has the advantages that the equipment is convenient to mount and monitor on site, meets the requirements on maintainability, replaceability and expandability, has reliable sealing property and is split in design, and the integrity of the whole equipment cannot be influenced by detaching or replacing any conductor component.
Description
Technical field
The utility model belongs to the nuclear reactor safety designing technique, particularly relates to a kind of reactor double containment shell flange assembly type cable penetration equipment.
Background technology
At present, containment vessel is the specialized equipment that is applicable to single barrier containment with electrical penetration, come and directly run through double containment if the penetration piece of this version transplanted, following problem will occur: the entire length of (1) penetration piece cylinder assembly will increase to about 5m, except causing the equipment overall weight to increase, double containment inboard (or outside) also need be reserved along the on-the-spot installing space of containment radical length greater than 5m, has increased equipment integral installation difficulty; (2) the long on-the-spot dismounting of conductor assembly also needs bigger operating space, changes for the daily maintenance of equipment, maintenance and conductor assembly and brings difficulty; (3) consider the foundation settlement of civil engineering structure between the bivalve or cause between the bivalve producing the stress relief that relative motion brings because of earthquake, if adopt single penetration piece to run through double containment simultaneously, can't realize that carrying out rigid seal simultaneously between penetration piece and the bivalve is connected, the double sealing structure that constitutes the containment pressure boundary is difficult to guarantee.
Therefore the present invention will propose solution at above problem, a kind of cable penetration equipment that can satisfy the request for utilization of reactor double containment structure is proposed, this product not only can guarantee every electric, machinery and sealing property, and can also be convenient to on-the-spot installation, detection and maintenance.
The utility model content
The technical problems to be solved in the utility model provides a kind of reactor double containment shell flange assembly type cable penetration equipment, and it is little that this equipment possesses overall volume, and the reliable function of hermetically-sealed construction is installed simply.
Implementation of the present utility model is as follows: reactor double containment shell flange assembly type cable penetration equipment, comprise that the barrel-type that is installed on the inner service sleeve of primary containment runs through equipment and runs through equipment with the flange form that is installed on the inner outer containment service sleeve of outer containment, barrel-type runs through equipment and comprises cylinder assembly, flange form runs through equipment and comprises flange, the conductor assembly corresponding series connection one by one that conductor assembly in the cylinder assembly and flange are interior, and be provided with corrugated tube between the conductor assembly in the cylinder assembly and the conductor assembly in the flange, the two ends of described corrugated tube are connected with conductor assembly by sealing fastener respectively, the corrugated tube inner chamber is provided with shell conductor assembly core and shell conductor assembly core, and inner casing conductor assembly core and shell conductor assembly core link together by termination in bellows interior.
Flange is connected with outer containment service sleeve, and conductor assembly runs through whole flange, and the conductor assembly that runs through flange is connected with back up pad, and back up pad is connected with support bar, and described support bar is fixed on the flange.
The conductor assembly outer cover that runs through flange is provided with seal assembly and compresses sealing nut, seal assembly and compress sealing nut all between conductor assembly and flange.
Cylinder assembly is provided with welding flange, and cylinder assembly welds by welding flange and service sleeve.
The outer cover that is positioned at cylinder assembly conductor inside assembly is provided with seal assembly and compresses sealing nut, seal assembly and compress sealing nut all at this conductor assembly with between the cylinder assembly of service sleeve inside.
Also comprise pressure monitoring component and inner casing pressure guiding pipe, described inner casing pressure guiding pipe is connected with the inner conducting of cylinder assembly, and pressure monitoring component and the connection of inner casing pressure guiding pipe.
Primary containment is provided with the junction box away from a side of outer containment, and the conductor assembly that is installed in the primary containment extends into junction box inside.
The above-mentioned conductor assembly that runs through flange has several with the number that the conductor assembly in the cylinder assembly is set, and they connect one to one.Its number is determined by the number that runs through lead and kind.
Based on said structure, the reactor double containment of the utility model setting adopts the relatively independent equipment that runs through of two covers to form with shell flange assembly type cable penetration equipment, adopts the mode of series connection mutually to connect between two complete equipments; Wherein adopt barrel-type electrical penetration equipment on the primary containment; Adopt flange form to run through equipment on the outer containment.
Two covers run through conductor assembly all are installed on the equipment, and the conductor assembly configuration is corresponding one by one, and instrument control class (little line footpath) conductor assembly can be directly adopts termination to connect by self prolongation conductor, the protection of outer casing stainless steel metal hose; Power category (big line footpath) conductor assembly connects by outside flexible cable; Outer cable is connected in the inboard and outer containment of the primary containment outside disposes junction box's realization and containment respectively.
The sealing property that electrical penetration is installed then realizes in the following way: the sealing between the electrical penetration equipment that self seal is good on the primary containment and the welding of the service sleeve on primary containment realization and the primary containment, the well behaved flange form of self seal runs through equipment and then realizes sealing with outer containment by the welding with outer containment service sleeve on the outer containment, thereby has guaranteed the whole sealing property that runs through equipment and containment.
Two run through in the equipment, and outer containment cable penetration equipment then adopts the mode of single flange, adopt metal ferrule to realize positiver sealing between conductor assembly and the flange.
Double containment mainly runs through flange form on equipment and the outer containment and runs through equipment two parts and form by being installed in barrel-type on the primary containment with shell flange assembly type cable penetration equipment, realize being electrically connected of entire reaction heap containment inside and outside thereby adopt reliable termination to connect between two parts, these two parts can guarantee the sealing property of primary containment and outer containment and the integrality of structure respectively simultaneously.The shell flange form runs through the flange of equipment and the welding of shell penetration piece service sleeve and realizes sealing between penetration piece and the shell, and flange form runs through the sealing of equipment self and realizes by seal assembly and gland nut.Thereby two parts run through between the equipment corresponding conductor assembly and realize two-part series connection by termination, the cable of whole containment inside is connected with the conductor assembly core that barrel-type runs through equipment, the cable of containment outside is connected with the core that flange form runs through the equipment conductor assembly, thereby realizes the electrically conducting between the outer cable in the whole containment.
The utility model possesses following characteristics:
1, whole penetration piece mainly is composed in series by relatively independent two parts.
2, flange form runs through that the sealing function between each conductor assembly and flange is independently in the equipment.
3, by pressure guiding pipe inner casing is run through the equipment barrel pressure inside and cause whole containment outside, and the setting pressure monitoring assembly is monitored in real time to the sealing property that runs through equipment on the primary containment.
4, adopt corrugated tube that the conductor assembly core between whole termination and the two-layer containment is protected.
5, adopt support bar and bracing frame that conductor assembly is supported, isolates and fixes.
The objective of the invention is to develop a kind of cable penetration equipment that is exclusively used in the reactor double containment.This device structure rationally, dependable performance, high life, technical maturity is feasible, repair and maintenance is convenient, can satisfy the performance requirement of reactor double containment used by nuclear reactor cable penetration equipment, this product can also satisfy anti-irradiation, specific (special) requirements such as ageing-resistant, fire-resistant, airtight simultaneously.
Double containment is the specialized equipment that runs through at the reactor cable with double containment structure with shell flange assembly type cable penetration equipment, and it should satisfy the electric property requirement that outer cable connects in the containment, also must guarantee reliable sealing property.Under various accident conditions environmental baselines, still can keep the integrality of containment vessel pressure boundary and the electrical continuity of institute's stube cable; And have preferably install, maintenance and maintainability, also to satisfy the requirement of power plant's operation simultaneously its serviceable life.
Double containment is compared with existing single barrier containment structure, compares the one deck of increase again containment of original single barrier containment in version, and between two containments annular space is set; On the composition of containment, mainly contain two kinds of forms, a kind of is that internal layer adopts steel containment vessel, the outer reinforced concrete structure that adopts is as the AP1000 reactor; Another kind is that primary containment and outer containment all adopt reinforced concrete structure, as the EPR reactor.
Advantage of the present utility model is: a. technical scheme mature and reliable, the whole design that runs through equipment are convenient to on-the-spot installation, monitoring, also satisfy the requirement of maintainability, convertibility and expandability simultaneously; B. cable penetration equipment possesses reliable sealing property on the inside and outside layer containment; C. adopt split-type design, according to inside and outside shell the specific requirement of cable penetration is provided corresponding solution; D. the shell flange form runs through the dismounting of arbitrary conductor assembly on the equipment and changes can not influence whole integrality; E. inside and outside containment respectively has independent, complete pressure boundary, effectively guarantees the integrality of containment under the various operating modes, the safety coefficient height; F. in the annular space between two-layer containment, the connection of the corresponding cable of the conductor assembly of penetration piece adopts special-purpose connection terminal, wire clamp or crimping external member to carry out on the inside and outside containment, and the cable arrangements mode is orderly flexibly, maintenance, easy to maintenance.
Description of drawings
Fig. 1 structural representation of the present utility model.
Label among the figure is expressed as respectively: 1. junction box; 2. conductor assembly; 3. cylinder assembly; 4. welding flange; 5. primary containment; 6. service sleeve; 7. seal assembly; 8. compress sealing nut; 9. inner casing conductor assembly core; 10. termination; 11. shell conductor assembly core; 12. inner casing pressure guiding pipe; 13. corrugated tube; 14. sealing fastener; 15. outer containment; 16. outer containment service sleeve; 17. back up pad; 18. support bar; 19. pressure monitoring component; 20. flange.
Embodiment
Embodiment one
As shown in Figure 1.
Statement for convenience: we are expressed as inside and outside containment primary containment and outer containment in instructions, or shell and inner casing.
Reactor double containment shell flange assembly type cable penetration equipment, comprise the service sleeve 6 that is installed in primary containment 5 inside and the outer containment service sleeve 16 that is installed in outer containment 15 inside, described service sleeve 6 and outer containment service sleeve 16 inside are all run through and are provided with cylinder assembly 3, inner and the outer containment service sleeve of cylinder assembly in the service sleeve 6 16 interior cylinder assembly inside are all run through and are provided with some conductor assemblies 2, the conductor assembly corresponding series connection one by one that conductor assembly in the service sleeve 6 and outer containment service sleeve 16 are interior, and be provided with corrugated tube 13 between the conductor assembly in the conductor assembly in the service sleeve 6 and the outer containment service sleeve 16, the two ends of described corrugated tube 13 are connected with conductor assembly by sealing fastener 14 respectively, corrugated tube 13 inner chambers are provided with the conductor assembly core, described conductor assembly core comprises inner casing conductor assembly core 9 and the shell conductor assembly core 11 that links together by termination 10, inner casing conductor assembly core 9 extends into conductor assembly in the service sleeve 6 away from an end of shell conductor assembly core 11, and shell conductor assembly core 11 extends into conductor assembly in the outer containment service sleeve 16 away from an end of inner casing conductor assembly core 9.
Cylinder assembly 3 inside that are positioned at outer containment service sleeve 16 inside also are provided with support plate 17, described support plate 17 be arranged on these cylinder assembly 3 conductor inside assemblies and be connected.
Cylinder assembly 3 end faces that are positioned at outer containment service sleeve 16 inside are provided with flange 20, and described flange is connected with the end face of outer containment service sleeve 16, and are arranged on these cylinder assembly 3 conductor inside assemblies through this flange 20; Back up pad is connected with steady arm 18, and described steady arm 18 is fixed on these cylinder assembly 3 inwalls or is fixed on the flange 20.
The external diameter that is positioned at outer containment service sleeve 16 conductor inside assemblies is arranged with seal assembly 7 and compresses sealing nut 8, seal assembly 7 and compress sealing nut 8 all between conductor assembly and flange 20.
The end face of service sleeve 6 is provided with welding flange 4, is positioned at the cylinder assembly of service sleeve 6 inside through welding flange 4, and there are the gap in the outer wall of this cylinder assembly and service sleeve 6 inwalls.
The external diameter that is positioned at service sleeve 6 conductor inside assemblies is arranged with seal assembly 7 and compresses sealing nut 8, seal assembly 7 and compress sealing nut 8 all at this conductor assembly with between the cylinder assembly of service sleeve 6 inside.
Also comprise pressure monitoring component 19 and inner casing pressure guiding pipe 12, described inner casing pressure guiding pipe 12 is connected with the inner conducting of cylinder assembly, and pressure monitoring component 19 and 12 connections of inner casing pressure guiding pipe.
Based on said structure, the reactor double containment of the utility model setting adopts the relatively independent equipment that runs through of two covers to form with shell flange assembly type cable penetration equipment, adopts the mode of series connection mutually to connect between two complete equipments; Wherein adopt barrel-type electrical penetration equipment on the primary containment; Adopt flange form to run through equipment on the outer containment.
Two covers run through conductor assembly all are installed on the equipment, on two penetration pieces conductor assembly is installed all, and the conductor assembly configuration is corresponding one by one, and the prolongation conductor that the little line of instrument control class footpath conductor assembly can directly pass through self adopts termination to connect, the protection of outer casing stainless steel metal hose; The big line of power category footpath conductor assembly connects by outside flexible cable; Inboard and outer containment 15 outsides dispose being connected of outer cable in junction box's realization and the containment respectively at primary containment 5.
The sealing property that electrical penetration is installed then realizes in the following way: the sealing between the electrical penetration equipment that self seal is good on the primary containment and the welding of the service sleeve on primary containment realization and the primary containment, the well behaved flange form of self seal runs through equipment and then realizes sealing with outer containment by the welding with outer containment service sleeve on the outer containment, thereby has guaranteed the whole sealing property that runs through equipment and containment.
Two run through in the equipment, and outer containment cable penetration equipment then adopts the mode of single flange, adopt metal ferrule to realize positiver sealing between conductor assembly and the flange.
Specifically from function the double containment shell flange assembly type cable penetration equipment that the utility model arranges is described, it mainly is made up of two parts, be respectively that the barrel-type that is installed on the primary containment 5 runs through equipment and the flange form that is installed on the outer containment 14 runs through equipment, adopt the mode of series connection to connect between two parts.Wherein, barrel-type runs through equipment and is positioned at primary containment conductor inside assembly 2 and is connected with the cable of containment inside, the conductor assembly that flange form runs through on the equipment is connected with the cable of containment outside, by termination 10 inner casing conductor assembly core 9 is connected with shell conductor assembly core 11 then, thereby realizes being electrically connected of the interior outer cable of whole containment.
The barrel-type penetration piece that is installed on the primary containment 5 mainly is made up of junction box 1, conductor assembly 2, cylinder assembly 3, welding flange 4, seal assembly 7 and gland nut 8, wherein conductor assembly 2 runs through whole cylinder assembly 3 and passes through the pressuring action assurance conductor assembly 2 of gland nut 8 and seal assembly 7 and the sealing of cylinder assembly 3, whole cylinder assembly 3 carries out welded and installed by the service sleeve 6 on welding flange 4 and the primary containment 5, thereby guarantees the whole sealing function of equipment on primary containment that run through; Inner casing pressure guiding pipe 12 is communicated to the shell flange form with cylinder assembly 3 pressure inside to be run through on the flange on the equipment and by the sealing property that runs through equipment on 18 pairs of primary containments of pressure monitoring component and monitors in real time, thereby the mode that the mounting means of inner casing pressure guiding pipe 12 and flange then adopts welding or nut to compress metal ferrule carries out guaranteeing sealing.
Thereby be installed in flange 20 that outer containment 15 upper flange formulas run through equipment and guarantee that by the welded and installed with outer containment service sleeve 16 sealing on flange form penetration piece and the outer containment, conductor assembly run through whole flange 20 and namely adopt sealing between seal assembly and gland nut assurance conductor assembly and the flange 20 by running through the identical sealing means of equipment with inner casing.
The equipment that runs through on the primary containment was realized with being connected by series connection between the equipment of running through on the outer containment, thereby embodiment realizes two electrically conductings between the penetration piece for adopting termination 10 that inner casing conductor assembly core 9 is connected with shell conductor assembly core 11, welded and installed has support bar 18 on flange 20, back up pad 17 is installed on the support bar 18, the position of corresponding respective conductors assembly offers the hole of passing for conductor assembly on back up pad 18, thereby conductor assembly carries out orderly arranging by the supporting role of back up pad 18, has reduced the semi-girder effect.The wiring of corresponding pair of conductors assembly core all adopts corrugated tube 13 that it is protected at its outermost layer on the inside and outside shell, thereby the protection of the line that achieves a butt joint is fixed at the two ends of corrugated tube 13 by sealing fastener 14 respectively at the outer wall of inside and outside shell conductor assembly.
As mentioned above, then can well realize the utility model.
Claims (7)
1. the reactor double containment is with shell flange assembly type cable penetration equipment, it is characterized in that: comprise that the barrel-type that is installed on the inner service sleeve of primary containment (5) (6) runs through equipment and runs through equipment with the flange form that is installed on the inner outer containment service sleeve of outer containment (15) (16), barrel-type runs through equipment and comprises cylinder assembly (3), flange form runs through equipment and comprises flange (20), conductor assembly (2) the corresponding series connection one by one that conductor assembly (2) in the cylinder assembly (3) and flange (20) are interior, and be provided with corrugated tube (13) between the conductor assembly (2) in the cylinder assembly (3) and the conductor assembly (2) in the flange (20), the two ends of described corrugated tube (13) are connected with conductor assembly by sealing fastener (14) respectively, corrugated tube (13) inner chamber is provided with shell conductor assembly core (9) and shell conductor assembly core (11), and inner casing conductor assembly core (9) and shell conductor assembly core (11) link together by termination (10) in corrugated tube (13) inside.
2. reactor double containment according to claim 1 is with shell flange assembly type cable penetration equipment, it is characterized in that: flange (20) is connected with outer containment service sleeve (16), conductor assembly runs through whole flange (20), the conductor assembly that runs through flange (20) is connected with back up pad (17), back up pad (17) is connected with support bar (18), and described support bar (18) is fixed on the flange (20).
3. reactor double containment according to claim 2 is with shell flange assembly type cable penetration equipment, it is characterized in that: the conductor assembly outer cover that runs through flange (20) is provided with seal assembly (7) and compresses sealing nut (8), seal assembly (7) and compress sealing nut (8) and all be positioned between conductor assembly and the flange (20).
4. according to any described reactor double containment shell flange assembly type cable penetration equipment among the claim 1-3, it is characterized in that: cylinder assembly (3) is provided with welding flange (4), and cylinder assembly (3) welds by welding flange (4) and service sleeve.
5. according to any described reactor double containment shell flange assembly type cable penetration equipment among the claim 1-3, it is characterized in that: the outer cover that is positioned at cylinder assembly (3) conductor inside assembly is provided with seal assembly (7) and compresses sealing nut (8), seal assembly (7) and compress sealing nut (8) and all be positioned at this conductor assembly and be positioned between the inner cylinder assembly of service sleeve (6).
6. according to any described reactor double containment shell flange assembly type cable penetration equipment among the claim 1-3, it is characterized in that: also comprise pressure monitoring component (19) and inner casing pressure guiding pipe (12), described inner casing pressure guiding pipe (12) is connected with the inner conducting of cylinder assembly, and pressure monitoring component (19) and inner casing pressure guiding pipe (12) connection.
7. according to any described reactor double containment shell flange assembly type cable penetration equipment among the claim 1-3, it is characterized in that: primary containment (5) is provided with junction box (1) away from a side of outer containment (15), and the conductor assembly that is installed in the primary containment (5) extends into junction box inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201387563U CN203118513U (en) | 2013-03-26 | 2013-03-26 | Shell and flange assembly type cable penetration equipment for double-wall containment of reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201387563U CN203118513U (en) | 2013-03-26 | 2013-03-26 | Shell and flange assembly type cable penetration equipment for double-wall containment of reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203118513U true CN203118513U (en) | 2013-08-07 |
Family
ID=48898836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201387563U Expired - Lifetime CN203118513U (en) | 2013-03-26 | 2013-03-26 | Shell and flange assembly type cable penetration equipment for double-wall containment of reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203118513U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681107A (en) * | 2015-02-12 | 2015-06-03 | 中国核电工程有限公司 | System and method for preventing inner shell failure and radioactive release of dual-layer containment |
| CN106531238A (en) * | 2016-12-15 | 2017-03-22 | 中国核动力研究设计院 | Main pump pressure vessel provided with double layers of casings |
| CN109378095A (en) * | 2018-10-18 | 2019-02-22 | 中国核动力研究设计院 | A kind of end seals structure of cluster critical heat flux density test simulation body |
| CN109859864A (en) * | 2018-11-27 | 2019-06-07 | 无锡海核装备科技有限公司 | A kind of liquid-seal type nuclear reactor safety shell electrical penetration |
| CN112951454A (en) * | 2021-04-07 | 2021-06-11 | 中国原子能科学研究院 | Connecting assembly and reactor containment vessel comprising same |
| CN115798747A (en) * | 2022-12-02 | 2023-03-14 | 中国核动力研究设计院 | Monomer dilatation middling pressure electric penetration piece suitable for heap |
| CN115798747B (en) * | 2022-12-02 | 2024-04-23 | 中国核动力研究设计院 | Single-body capacity-expansion medium-voltage electric penetration piece suitable for small stacks |
-
2013
- 2013-03-26 CN CN2013201387563U patent/CN203118513U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681107A (en) * | 2015-02-12 | 2015-06-03 | 中国核电工程有限公司 | System and method for preventing inner shell failure and radioactive release of dual-layer containment |
| CN106531238A (en) * | 2016-12-15 | 2017-03-22 | 中国核动力研究设计院 | Main pump pressure vessel provided with double layers of casings |
| CN109378095A (en) * | 2018-10-18 | 2019-02-22 | 中国核动力研究设计院 | A kind of end seals structure of cluster critical heat flux density test simulation body |
| CN109859864A (en) * | 2018-11-27 | 2019-06-07 | 无锡海核装备科技有限公司 | A kind of liquid-seal type nuclear reactor safety shell electrical penetration |
| CN109859864B (en) * | 2018-11-27 | 2024-03-26 | 无锡海核装备科技有限公司 | Liquid seal type nuclear reactor containment shell electric penetration piece |
| CN112951454A (en) * | 2021-04-07 | 2021-06-11 | 中国原子能科学研究院 | Connecting assembly and reactor containment vessel comprising same |
| CN112951454B (en) * | 2021-04-07 | 2024-03-22 | 中国原子能科学研究院 | Connection assembly and reactor containment vessel comprising the same |
| CN115798747A (en) * | 2022-12-02 | 2023-03-14 | 中国核动力研究设计院 | Monomer dilatation middling pressure electric penetration piece suitable for heap |
| CN115798747B (en) * | 2022-12-02 | 2024-04-23 | 中国核动力研究设计院 | Single-body capacity-expansion medium-voltage electric penetration piece suitable for small stacks |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203118513U (en) | Shell and flange assembly type cable penetration equipment for double-wall containment of reactor | |
| CN103715551A (en) | Subsea electrical power system | |
| CN102467983A (en) | Electric penetrating device of high-temperature gas cooled reactor primary circuit | |
| CN200956280Y (en) | Reactor safety casing high-voltage electric penetrating piece | |
| RU165549U1 (en) | ELECTRIC SEALED PASSING | |
| CN202221489U (en) | Reactor containment optical fiber electrical penetration piece | |
| CN203118514U (en) | Shell and flange combined electrical penetration assembly for double-wall containment of reactor | |
| CN202662301U (en) | Cable penetration device for double-layer containment | |
| CN208045720U (en) | A kind of cable convenient for connection | |
| CN201926794U (en) | Underwater robot fiber optic micro cable spiral winding device capable of bearing tension | |
| CN201918175U (en) | Electric penetrating piece for high-temperature gas cooled reactor primary circuit | |
| CN202221661U (en) | Penetration reactor containment device for armored thermocouples | |
| CN203299424U (en) | Aerial optical cable leading down sealing protection device | |
| CN202930053U (en) | Double-cylinder component-based electrical penetration assembly used for double-layer containment vessels | |
| CN207664590U (en) | A kind of cable joint explosion-proof box | |
| CN200953255Y (en) | Encapsulating assembly type low-voltage electric penetrating piece | |
| CN202144927U (en) | Expansion joint on penetrating piece mounted between safe housings of EPR nuclear reactor | |
| CN113541088B (en) | Interface, method and system for connecting electrical components | |
| CN205335808U (en) | 10kV high tension cable intermediate head consolidates stop device | |
| CN205092559U (en) | Cable seal terminal box under water | |
| CN220819285U (en) | Layout structure of jacket rod piece axial force monitoring measuring points | |
| CN210052538U (en) | Embedded electric penetration device with shielding and system | |
| CN203799463U (en) | Oil tank top temperature monitoring system | |
| CN104518476A (en) | Underwater photoelectric separating cabin | |
| CN203056531U (en) | 10 kilovolt cable middle joint protection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
|
| CX01 | Expiry of patent term |