CN102605953A - Construction method for steel-framework concrete wall of primary loop cabin of high temperature gas cooled reactor - Google Patents
Construction method for steel-framework concrete wall of primary loop cabin of high temperature gas cooled reactor Download PDFInfo
- Publication number
- CN102605953A CN102605953A CN2012100489606A CN201210048960A CN102605953A CN 102605953 A CN102605953 A CN 102605953A CN 2012100489606 A CN2012100489606 A CN 2012100489606A CN 201210048960 A CN201210048960 A CN 201210048960A CN 102605953 A CN102605953 A CN 102605953A
- Authority
- CN
- China
- Prior art keywords
- construction
- cabin
- temperature gas
- steel
- module
- 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
Images
Abstract
The invention relates to a construction method for a steel-framework concrete wall of a primary loop cabin of a high temperature gas cooled reactor, which belongs to the technical field of reactor structures. The method includes: arranging bearing steel posts and connecting beams according to the design requirements, fixing shielding cooling water pipes to form a steel-framework structural module, hoisting the steel-framework structural module to the position of the primary loop cabin of the high temperature gas cooled reactor, binding reinforcement bars, erecting a mould plate and concreting according to conventional construction procedures to form a lower-layer steel-framework concrete wall module, hoisting an upper-layer module on the lower-layer steel-framework concrete wall module, and cycling so to form the wall of the primary loop cabin of the high temperature gas cooled reactor. Using the construction method can shorten time of constructional critical paths, reduce cross workload on a construction site, relieve work intensity on the construction site and guarantee accurate execution of construction schedule while improve construction quality and shorten construction period.
Description
Technical field
The present invention relates to the construction method of cabin, a kind of high-temperature gas-cooled reactor one loop steel frame concrete wall, belong to the nuclear reactor structure technical field.
Background technology
Cabin, high-temperature gas-cooled reactor one loop is the type of anti-low pressure ventilation containment that contains reactor-loop system three big capital equipments (reactor pressure vessel, steam generator shell and hot gas conduit), is arranged in the nuclear island reactor building.Reactor shielding cooling water system and cooling water pipe dispersed placement more by quantity formed; It is inner that these water pipes are arranged in cabin, loop body of wall; Its installation is usually located on the critical path of whole project engineering construction, and the construction progress in cabin, a loop directly influences the engineering-built cycle.Traditional construction sequence is:
(1) according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop, main reinforcement, outer main reinforcement and auxiliary reinforcement in the colligation are arranged main reinforcement and are effluxed main reinforcement in forming;
(2) side of main reinforcement is provided with the reactor shielding cooling water pipe in above-mentioned, forms the reactor shielding cooling water system;
(3) effluxing the arranged outside construction exterior sheathing of main reinforcement, the construction inner formword is set in the inboard of reactor shielding cooling water system;
(4) concreting between construction exterior sheathing and construction inner formword removes construction exterior sheathing and construction inner formword, forms cabin, high-temperature gas-cooled reactor one loop body of wall, and the wall body structure of formation is as shown in Figure 1.Among Fig. 1, the 1st, efflux main reinforcement, the 2nd, construction exterior sheathing, the 3rd, auxiliary reinforcement, the 4th, construction inner formword, the 5th, shielding cooling water pipe, the 8th, interior row's main reinforcement.The tradition construction sequence must be accomplished in the job site in reactor-loop cabin.
Traditional job practices makes nuclear power plant's job site workload big; Civil engineering is more with the installation cross-operation; Field operation narrow space and be mostly work high above the ground, such building method are if be applied to commercial nuclear power station, and the loose mail of up to a hundred cooling water pipes is installed will bring huge amount of high-altitude operation; The civil engineering installation work in cabin, one loop will take long critical path time, and its economy, safety and quality guarantee require to be in disadvantageous competitive position.
Summary of the invention
The objective of the invention is to propose the construction method of cabin, a kind of high-temperature gas-cooled reactor one loop steel frame concrete wall; To reduce the difficulty of cabin, HTGR nuclear power plant one loop on-the-spot civil engineering installation operation; And, improve the economy of high-temperature gas-cooled reactor nuclear power engineering project through shortening the critical path of nuclear power plant's construction.
The construction method of cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall that the present invention proposes is characterized in that this method comprises following each step:
(1) according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop, plurality of load bearing steel column and tie-beam are set, the tie-beam transverse weld is in a side of load-bearing steel column;
(2) the shielding cooling water pipe is set between the load-bearing steel column, the shielding cooling water pipe is welded on the tie-beam, forms the steel skeleton construction module;
(3) first steel skeleton construction module that is formed by above-mentioned steps (1) and (2) is lifted position, cabin, high-temperature gas-cooled reactor one loop; And according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop; In the colligation of the load-bearing steel column outside main reinforcement, auxiliary reinforcement and outside main reinforcement; Arrange main reinforcement in forming and efflux main reinforcement, auxiliary reinforcement places interior row's main reinforcement and effluxes between the main reinforcement;
(4) effluxing the arranged outside construction exterior sheathing of main reinforcement, the construction inner formword is set in the inboard of load-bearing steel column;
(5) concreting between construction exterior sheathing and construction inner formword removes construction exterior sheathing and construction inner formword, forms first steel frame concrete wall module;
(6) second steel frame module that forms by above-mentioned steps (1) and (2) of lifting on first steel frame concrete wall module; And first steel frame concrete wall module and second corresponding shielding cooling water pipe of steel frame situated and load-bearing steel column that is formed by above-mentioned steps (1) and (2) welded; Repeating step (3) and (4); Concreting between construction exterior sheathing and construction inner formword removes construction exterior sheathing and construction inner formword at last;
(7) repeating step (6) forms cabin, the high-temperature gas-cooled reactor one loop body of wall that is made up of a plurality of steel frame concrete wall modules.
The construction method of cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall that the present invention proposes, the steel skeleton construction module can be carried out prefabricated near the precasting yard prefabricated factory or the scene.In the prefabricated process of steel skeleton construction module; Can carry out the concreting work in this cabin, module bottom; Treat this module making completion, cabin, bottom concrete has been built and has been finished, and utilizes large-scale crane that upper layer module is hung in construction area; And fix with substructure, load-bearing steel column and the shielding cooling water pipe etc. of steel skeleton construction module weld up and down to utilize welding method.Again according to traditional construction sequence assembling reinforcement, install construction formwork and concreting.In the concreting process, simultaneously in the next steel skeleton construction module of precasting yard made.Such building method; Help reducing the cross-operation of installation of shielding cooling water pipe and civil engineering; Leave narrow and small construction operation face for the civil engineering personnel and use, and reduced a considerable amount of work high above the ground, the personnel amount when having reduced labour peak, nuclear power plant job site; Effectively shorten the critical path of nuclear power construction project, improve the construction quality of shielding cooling water pipe and guarantee construction safety.The installation work that the steel skeleton construction module that makes up with the inventive method will shield cooling water pipe is transferred to prefabricated place by the job site and is carried out; Can shorten the time on the construction critical path; Reduce the cross-operation amount of job site, reduce the operation closeness of job site, guarantee the accurate execution of construction schedule; Rationally utilize place and time, can reach the effect that improves construction quality, shortens the construction period simultaneously.
Description of drawings
Fig. 1 is the structural representation of existing cabin, high-temperature gas-cooled reactor one loop body of wall.
Fig. 2 is the structural representation with cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall of the inventive method construction.
Among Fig. 1 and Fig. 2, the 1st, efflux main reinforcement, the 2nd, construction exterior sheathing, the 3rd, auxiliary reinforcement, the 4th, construction inner formword, the 5th, shielding cooling water pipe, the 6th, load-bearing steel column, the 7th, tie-beam, the 8th, interior row's main reinforcement.
The specific embodiment
The construction method of cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall that the present invention proposes, the wall body structure sketch map of structure is as shown in Figure 2, and construction method comprises following each step:
(1) according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop, plurality of load bearing steel column 6 and tie-beam 7 are set, tie-beam 7 transverse weld are in a side of load-bearing steel column 6;
(2) shielding cooling water pipe 5 is set between load-bearing steel column 6, shielding cooling water pipe 5 is welded on the tie-beam 7, forms the steel skeleton construction module;
(3) first steel skeleton construction module that is formed by above-mentioned steps (1) and (2) is lifted position, cabin, high-temperature gas-cooled reactor one loop; And according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop; Main reinforcement, outer main reinforcement and auxiliary reinforcement 3 in the outside colligation of load-bearing steel column; Arrange main reinforcement 8 in forming and efflux main reinforcement 1, auxiliary reinforcement 3 places interior row's main reinforcement and effluxes between the main reinforcement;
(4) effluxing the arranged outside construction exterior sheathing 2 of main reinforcement 1, construction inner formword 4 is set in the inboard of load-bearing steel column;
(5) concreting between construction exterior sheathing and construction inner formword removes construction inner formword and construction exterior sheathing, forms first steel frame concrete wall module;
(6) second steel frame module that forms by above-mentioned steps (1) and (2) of lifting on first steel frame concrete wall module; And first steel frame concrete wall module and second welded with load-bearing steel column 6 by the corresponding shielding cooling water pipe 5 of steel frame situated that above-mentioned steps (1) and (2) form; Repeating step (3) and (4); Concreting between construction exterior sheathing 2 and construction inner formword 4 removes construction inner formword and construction exterior sheathing at last;
(7) repeating step (6) forms cabin, the high-temperature gas-cooled reactor one loop body of wall that is made up of a plurality of steel frame concrete wall modules.
The construction method of cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall that the present invention proposes; The shielding cooling water pipe, load-bearing steel column and the tie-beam that disperse in the cabin, HTGR nuclear power plant one loop are integrated with being arranged on, and constitute the steel skeleton construction module of an integral body; Then after cabin, high-temperature gas-cooled reactor one loop bottom raft plate or lower module construction completion; With crane this steel skeleton construction module is hung in construction area; And module lower end and cabin, loop bottom raft plate or lower module combined with fixing whole module, again the position is shielded cooling water pipe accordingly and the load-bearing steel column welds; Then according to traditional construction sequence assembling reinforcement, install construction formwork, concreting between two-layered steel plates at last.Load-bearing steel column and tie-beam in the steel skeleton construction module play fixed mask cooling water pipe position, and this steel skeleton construction module will be present in cabin, the loop body of wall of target nuclear power plant as permanent structure.
The construction method of cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall that the present invention proposes; According to shield cooling water system; Reactor cabin and evaporimeter cabin are decomposed into zones of different, adopt modular construction then, form a steel skeleton construction module by shielding cooling water pipe, load-bearing steel column and tie-beam; Prevent that each module from deforming, falling apart or collapsing in hoisting process, and satisfy the seismic design requirement of concrete wall.
In cabin, the high-temperature gas-cooled reactor one loop steel frame concrete wall that the inventive method makes up; Used load-bearing steel column can be the hot rolling i iron; Its effect is that tie-beam and shielding cooling water pipe are played a supportive role, and mainly is arranged on the key position in cabin, a loop; Tie-beam can be a hot-rolled steel channel, mainly is arranged on apart from up-down structure module interface certain position and midway, and its effect is that shielding cooling water pipe and load-bearing steel column are fixed into one.
Claims (1)
1. the construction method of cabin, high-temperature gas-cooled reactor one loop steel frame concrete wall is characterized in that this method comprises following each step:
(1) according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop, plurality of load bearing steel column and tie-beam are set, the tie-beam transverse weld is in a side of load-bearing steel column;
(2) the shielding cooling water pipe is set between the load-bearing steel column, the shielding cooling water pipe is welded on the tie-beam, forms the steel skeleton construction module;
(3) first steel skeleton construction module that is formed by above-mentioned steps (1) and (2) is lifted position, cabin, high-temperature gas-cooled reactor one loop; And according to the size and the requirement of strength design in cabin, high-temperature gas-cooled reactor one loop; Main reinforcement, outer main reinforcement and auxiliary reinforcement in the outside colligation of load-bearing steel column; Arrange main reinforcement in forming and efflux main reinforcement, auxiliary reinforcement places interior row's main reinforcement and effluxes between the main reinforcement;
(4) effluxing the arranged outside construction exterior sheathing of main reinforcement, the construction inner formword is set in the inboard of load-bearing steel column;
(5) concreting between construction exterior sheathing and construction inner formword removes construction inner formword and construction exterior sheathing, forms first steel frame concrete wall module;
(6) second steel frame module that forms by above-mentioned steps (1) and (2) of lifting on first steel frame concrete wall module; And first steel frame concrete wall module and second corresponding shielding cooling water pipe of steel frame situated and load-bearing steel column that is formed by above-mentioned steps (1) and (2) welded; Repeating step (3) and (4); Concreting between construction exterior sheathing and construction inner formword removes construction inner formword and construction exterior sheathing at last;
(7) repeating step (6) forms cabin, the high-temperature gas-cooled reactor one loop body of wall that is made up of a plurality of steel frame concrete wall modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210048960 CN102605953B (en) | 2012-02-28 | 2012-02-28 | Construction method for steel-framework concrete wall of primary loop cabin of high temperature gas cooled reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210048960 CN102605953B (en) | 2012-02-28 | 2012-02-28 | Construction method for steel-framework concrete wall of primary loop cabin of high temperature gas cooled reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102605953A true CN102605953A (en) | 2012-07-25 |
| CN102605953B CN102605953B (en) | 2013-02-13 |
Family
ID=46523682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210048960 Active CN102605953B (en) | 2012-02-28 | 2012-02-28 | Construction method for steel-framework concrete wall of primary loop cabin of high temperature gas cooled reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102605953B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3858399A (en) * | 1972-06-22 | 1975-01-07 | Josef Krings | Sheeting arrangement |
| CN1773630A (en) * | 1998-05-25 | 2006-05-17 | 东芝株式会社 | Reactor-containment vessel and its building method |
| WO2010013857A1 (en) * | 2008-07-30 | 2010-02-04 | Korea Hydro & Nuclear Power Co., Ltd | Steel plate structure and steel plate concrete wall |
| CN201581522U (en) * | 2009-06-02 | 2010-09-15 | 筑巢（北京）科技有限公司 | Wall body with light steel structure |
| CN201588316U (en) * | 2009-09-11 | 2010-09-22 | 闫振甲 | Fire-proof and self-heat insulating structure of cast-in-place foam concrete of wall with steel structure and concrete frame structure |
-
2012
- 2012-02-28 CN CN 201210048960 patent/CN102605953B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3858399A (en) * | 1972-06-22 | 1975-01-07 | Josef Krings | Sheeting arrangement |
| CN1773630A (en) * | 1998-05-25 | 2006-05-17 | 东芝株式会社 | Reactor-containment vessel and its building method |
| WO2010013857A1 (en) * | 2008-07-30 | 2010-02-04 | Korea Hydro & Nuclear Power Co., Ltd | Steel plate structure and steel plate concrete wall |
| CN201581522U (en) * | 2009-06-02 | 2010-09-15 | 筑巢（北京）科技有限公司 | Wall body with light steel structure |
| CN201588316U (en) * | 2009-09-11 | 2010-09-22 | 闫振甲 | Fire-proof and self-heat insulating structure of cast-in-place foam concrete of wall with steel structure and concrete frame structure |
Non-Patent Citations (1)
| Title |
|---|
| 李怀萱等: "HTR-10 一回路舱室冷却系统及其特点", 《清华大学学报（自然科学版）》, vol. 38, no. 5, 31 December 1998 (1998-12-31), pages 99 - 101 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102605953B (en) | 2013-02-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102605951B (en) | Construction method for steel plate concrete wall of primary loop cabin of high temperature gas cooled reactor | |
| CN108005410A (en) | A kind of assembled Residential System of Steel-concrete Composite Structure and its construction method | |
| CN202519821U (en) | High temperature air-cool nuclear reactor primary loop cabin steel plate concrete wall body | |
| CN111395623B (en) | Steel arch-shaped roof structure of nuclear power station and assembling construction method thereof | |
| CN105133881B (en) | HTGR Nuclear Power Plant containment bracket section wall body module method of construction | |
| CN101942895B (en) | Method for integrally constructing steel lining of nuclear reactor plant of nuclear power station | |
| CN102605952B (en) | Construction method for shielding cooling system and steel lining wall of high temperature gas cooled reactor | |
| CN106499195A (en) | A kind of method of construction of unilateral steel plate concrete hollow combination roof system | |
| CN110836028B (en) | Double-high-span steel-making tower installation method | |
| CN105625754B (en) | A kind of HTGR Nuclear Power Plant steam generator partition module | |
| CN203475310U (en) | Formwork for concrete slabs of composite steel-concrete box girders | |
| CN110616706B (en) | Construction method for layering binding in large-diameter pile foundation reinforcing steel bar hole | |
| CN102605953B (en) | Construction method for steel-framework concrete wall of primary loop cabin of high temperature gas cooled reactor | |
| CN202519812U (en) | Steel frame concrete wall for loop chamber of high-temperature gas-cooled reactor | |
| CN106592820A (en) | Horizontal integral forming structure and method of shear steel-plates and one side reinforcement fabric | |
| US20030024202A1 (en) | Building and construction method therefor | |
| CN111021630A (en) | Section steel concrete column and semi-assembly type construction method thereof | |
| CN202519820U (en) | Screening and cooling system and steel-lined wall body for high-temperature gas-cooled nuclear reactor | |
| CN114575451B (en) | Construction method of assembled reinforced concrete frame | |
| CN109296082A (en) | A kind of frame or half inverted construction structure of cylinder load-bearing high level modular architectural and construction method | |
| CN111075235B (en) | Construction method of passive water tank of nuclear power plant | |
| CN109441088B (en) | Steel structure operation platform for super high-rise building core tube construction | |
| CN111321712A (en) | Assembled fishway pool chamber structure and construction method | |
| JP4352071B2 (en) | Construction method of reactor containment vessel | |
| KR100959886B1 (en) | Cavity Wall Liner Construction Method For Nuclear Reactor Containment Building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |