CN101418604A - Reinforced concrete lower-rigid-upper-flexible shear-bending wall structure using phosphogypsum as wall material and manufacture method - Google Patents
Reinforced concrete lower-rigid-upper-flexible shear-bending wall structure using phosphogypsum as wall material and manufacture method Download PDFInfo
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Abstract
本发明公开了一种以磷石膏为墙体材料的钢筋砼下刚上柔弯剪型墙体结构及制作方法，其高层建筑结构下部采用密肋网格式钢筋砼剪力墙结构、上部采用钢筋砼网格式框架结构，并且在密肋网格式钢筋砼剪力墙结构与钢筋砼网格式框架结构两种不同结构之间通过钢筋砼密肋井字大板楼盖连接来转换，在密肋网格式钢筋砼剪力墙结构及钢筋砼网格式框架结构的所有钢筋砼受力构件之间的空间都用磷石膏填满作为墙体，并将密肋网格式钢筋砼剪力墙结构及钢筋砼网格式框架结构的所有钢筋砼受力构件部分都用磷石膏包裹住。本发明具有上柔下刚延性好，抗震性能强，结构自重轻，节能、保温、隔热、隔音性能好，大开间(井字大板)，可灵活划分居室等优点。
The invention discloses a reinforced concrete bottom rigid top flexible shear wall structure using phosphogypsum as the wall material and a manufacturing method thereof. The lower part of the high-rise building structure adopts a reinforced concrete shear wall structure with dense rib mesh, and the upper part adopts steel bars Concrete grid frame structure, and between the two different structures of densely ribbed reinforced concrete shear wall structure and reinforced concrete grid frame structure, it is converted through the connection of reinforced concrete densely ribbed well-shaped large slab floors. The space between all reinforced concrete stress-bearing members of the pattern reinforced concrete shear wall structure and the reinforced concrete grid frame structure is filled with phosphogypsum as the wall, and the dense rib grid type reinforced concrete shear wall structure and the reinforced concrete All reinforced concrete stress members of the grid frame structure are wrapped with phosphogypsum. The present invention has the advantages of good flexibility at the top and rigidity at the bottom, strong anti-seismic performance, light weight of the structure, good performance in energy saving, heat preservation, heat insulation, and sound insulation, large bays (well-shaped slabs), and flexible division of living rooms.
Description
Technical field
The present invention relates to a kind of is the reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure and the preparation method of materials for wall with the ardealite, belongs to the high building structure technical field.
Background technology
At present, make a large amount of waste residues of phosphoric acid discharging, the flyash of steam power station discharging, processing promptly forms ardealite and desulfurated plaster through related process, and they have identical physics, chemical characteristic with the natural plaster of paris, and China's plaster of paris mineral reserve are also very abundant." Qin brick and Han tile " that China commonly uses for a long time have thousands of years history, the consume of clay resource, and it has run counter to the state basic policy of " saving the soil forest reserves ", " environmental protection ", " conservation culture ", " recycling economy ", " can hold sexual development ".In the building trade, gypsum is used as just building and ornament materials, and demand is little, only accounts for a few percent of gypsum total output.In the construction work, the basic, normal, high layer housing construction of annual tens million of square metres of building, if gypsum, concrete and steel are all used as the main material of building, then the gypsum demand increases substantially.Present domestic ardealite is used for the gypsum block of masonry structure, existing multiple product, as the ardealite that the grand good fortune phosphorus industry in Guizhou company produces, its compressive strength has reached Mu7, unit price low (120 yuan/T), the little (r=850kg/m of its unit weight
3), only 102 yuan of every cubic metre of unit prices are converted and are (550/m of loam bricks
3), 0.185 yuan/piece of unit price, than the low 0.115 yuan/piece of existing cement standard brick (0.3 yuan/piece), and unit weight decline 1150kg/m
3, its insulation, heat insulation, sound insulation value are far superior to the cement standard brick.But the limitation of masonry structure is big, one, can only build the little standard width of a room in an old-style house (1-6) multi-storey building, they are two years old, unfavorable to economizing the land resource, big or middle at present city has not allowed to build multi-storey building, and they are three years old, the Hollow Block Masonry Structure Anti-seismic poor performance, the Changjiang river and Delta of the Pearl River grange adopt the reinforced concrete frame structure of in-situ casting already at present.For these reasons, great amount of manpower, financial resources are dropped into the development of gypsum masonry structure, its prospect is unsatisfactory.And the high building structure of existing reinforced concrete frame structure is not suitable for ardealite or gypsum material as body of wall.Therefore, existing steel bar concrete high building structure is also insufficient to the utilization of ardealite or gypsum material, can't satisfy the needs of socio-economic development.
Summary of the invention
The object of the present invention is to provide a kind of can utilize morely ardealite, again have higher-strength, anti-seismic performance is strong, dead load is light and heat preservation and energy conservation effects is good is the steel bar concrete high building structure and the preparation method of materials for wall with the ardealite, protect environment and overcome the deficiencies in the prior art helping.
The present invention realizes like this, of the present invention a kind of be that the preparation method of the reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure of materials for wall is with the ardealite: making number of floor levels more than or equal to 15 layers, be less than or equal to 25 layers, and every layer floor height is 3～5 meters, during the high building structure of total floor height≤75 meters, adopt the ribbed grid-like reinforced concrete shear wall structure to make the bottom of the whole steel bar concrete bearing wall of this high building structure structure division, adopt reinforced concrete mesh type frame structure to make on the top of its whole steel bar concrete bearing wall structure division, space (except that window space) between all steel bar concrete primary structure members of ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure is all filled up as body of wall with ardealite, and ardealite is all wrapped all steel bar concrete primary structure member parts of ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure, it is the reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure of materials for wall that making so promptly obtains with the ardealite.
Be connected by reinforced concrete multi-ribbed grid-like large floorslab between two kinds of different structures of ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure and change, the superstructure with the every floor of high building structure all is made into reinforced concrete multi-ribbed grid-like large floorslab structure simultaneously.
The number of floor levels of the ribbed grid-like reinforced concrete shear wall structure of the bottom of whole steel bar concrete bearing wall structure division is 4～11 layers, and the number of floor levels of the reinforced concrete mesh type frame structure on high building structure top is 11～14 layers.
Adopt ardealite to be made into the ardealite cast template in advance as the cast template of making reinforced concrete multi-ribbed grid-like large floorslab, the reinforced concrete multi-ribbed grid-like large floorslab that makes this ardealite cast template and moulding by casting is permanent formwork and the furred ceiling of one as the high building structure floor.
Described ardealite can replace with gypsum or desulfurated plaster.
According to preparation method made of the present invention a kind of is that the reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure of materials for wall is with the ardealite: the whole steel bar concrete bearing wall of high building structure structure division is that ribbed grid-like reinforced concrete shear wall structure and top are that reinforced concrete mesh type frame structure connects to form by the bottom, space (except that window space) between the crossbeam of forming the ribbed grid-like reinforced concrete shear wall structure and setting post is located, and locate all to be filled with ardealite as body of wall in the grid crossbeam of forming reinforced concrete mesh type frame structure and the space (except that window space) between the column, and the grid crossbeam and the column of the crossbeam of ribbed grid-like reinforced concrete shear wall structure and setting post and reinforced concrete mesh type frame structure are all wrapped by ardealite.
Between ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure, be connected with reinforced concrete multi-ribbed grid-like large floorslab, and the building cover structure that high building structure is every layer is reinforced concrete multi-ribbed grid-like large floorslab structure, builds the phosphogypsum light building block on this superstructure and divides the room.
The ribbed grid-like reinforced concrete shear wall structure is connected and composed by crossbeam and setting post, all be provided with 4～5 crossbeams on every face wall body in the every floor layer that constitutes by the ribbed grid-like reinforced concrete shear wall structure, be connected by erectting post between crossbeam and the crossbeam, the Center Gap distance of erectting post and erectting between the post is less than or equal to 300 millimeters, the cross sectional shape of erectting post is square or rectangle, and the every edge lengths of this rectangle is 180～250 millimeters.
Reinforced concrete mesh type frame structure is connected and composed by grid crossbeam and column, all be provided with 3～5 grid crossbeams on every face wall body in the every floor layer that constitutes by reinforced concrete mesh type frame structure, be connected by column between grid crossbeam and the grid crossbeam, Center Gap between column and column distance more than or equal to 900 millimeters, be less than or equal to 2100 millimeters, the cross sectional shape of column is a rectangle or square, and the every edge lengths of this rectangle is 180～250 millimeters.
Be provided with the steel bar concrete pilaster that cross sectional shape is cross, T font or L font in the corner of ribbed grid-like reinforced concrete shear wall structure or reinforced concrete mesh type frame structure.
Owing to adopted technique scheme, the present invention combines ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure, whole steel bar concrete bearing wall structure division as highrise building, and adopt the superstructure of the reinforced concrete multi-ribbed grid-like large floorslab of existing ardealite template double as furred ceiling as the every floor of high building structure, this triplicity integrated application, can build number of plies n 〉=15 layer energy-saving, large bay, and what can divide the room flexibly is the high residential building structure of materials for wall with the ardealite.
The mechanical characteristic of the structural system of ribbed grid-like reinforced concrete shear wall structure of the present invention is near conventional reinforced concrete shear wall structure (flexure type), its vertical and transverse reinforcement concrete member is ardealite parcel (as shown in Figure 1), but concrete and rolled steel dosage are bigger than normal, and the ardealite usage ratio is less than normal, only account for 1/3 of concrete consumption, as these type of the 18 layers about 25cm/m of building concrete consumption
2, ardealite consumption 14.6cm/m
2Per 100,000 square metres of concrete consumption 25000m
3, ardealite is only used 14600m
3Because the concrete consumption is big, dead load is also big, and steel using amount is then bigger than normal relatively.(10～15) % but float downward in it and conventional reinforced concrete shear wall large bay primary and secondary beam, plated construction comparison, material usage, and put on energy-conservation coat.Therefore the present invention preferably is applied to (15～25) layer, and building height is at the highrise building of (45～75) m scope, if it is higher to be lower than 15 layers of technical-economic index.
Reinforced concrete mesh type frame structure of the present invention (as shown in Figure 4), the reinforced concrete mesh crossbeam is generally four roads in each layer load bearing wall, the vertical reinforcement concrete column then draws back horizontal spacing, promptly by original Z=300, add greatly Z=(900～2100), the reinforced concrete mesh type frame structure that makes the formation of every each layer of Pin wall fill and wrap up by ardealite, its anti-side rigidity and ductility are better than conventional reinforced concrete frame structure, be applicable to the housing construction of the various height of (1～15) layer, its concrete consumption (23～24) cm/m in (10～15) layer scope
2, the ardealite consumption is at (21～23) cm/m
2, per 100,000 square metres of concrete consumptions (23000～24000) m
3, the ardealite consumption also reaches (21000～23000) m
3The present invention will have energy-efficient performance, low, manufacturing moulding ardealite replacement easily loam brick and other building blocks in the past of price, and this material of turning waste into wealth is fully used, because its unit weight is low, dead load also descends significantly, thereby cost is also low.The new structure system of reinforced concrete mesh type frame structure is in horizontal loads, its deformation behaviour is " shearing-type ", maximum height should not be above 15 layers, be n≤15 layer, height overall H≤45m, depth of building is excessive, not only cause relative storey displacement to surpass high rule permissible value, when highly excessive, the total shearing in bottom is also big, and bottom web lattice frame steel bar concrete column is difficult to bear total shearing.
The present invention makes full use of the characteristics of above-mentioned two kinds of energy-saving structure systems.When the number of plies is 18 layers, floor height 3.2m (height overall 57.6m), under five layers (16m) adopt " ribbed grid-like reinforced concrete shear wall structure " and 6 to 18 layers, be that top 13 layers (41.6m) adopts " reinforced concrete mesh type frame structure " curved thereby form a kind of novel energy-saving reinforced concrete lower-rigid-upper-flexible, cut the type wall body structure, its calculation diagram as shown in Figure 6, its malformation is characterized as " curved; as the to cut type " deformation curve in the plane, it also is different from the curved of conventional reinforced concrete frame Zhao shear wall structure, cut the type deformation curve, the former deformation behaviour is reflected in an anti-side structure self plane; The latter then is that the reinforced concrete frame structure of diastrophic reinforced concrete shear wall (or cylindrical shell) and peripheral shear strain is the infinitely great deformation behaviour of bending, cutting combination that forms by rigidity in every floor lid plane.
Provided by the present invention is the steel bar concrete high building structure of materials for wall with the ardealite, this novel energy-saving construction structure compared with prior art, have that upper flexible and lower rigid ductility is good, anti-seismic performance is strong, dead load is light, energy-conservation, insulation, heat insulation, advantage such as sound insulation value is good, and the present invention is large bay (the big plate of well word), has the advantage in flexible division room.The present invention handles ardealite, the desulfurated plaster that the back forms with industrial residue processing, it be widely used in energy-saving high residential building, have certain help to developing a circular economy.
Description of drawings
Fig. 1 is the elevational schematic view of ribbed grid-like formula shear wall structure of the present invention;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1;
The reinforced concrete multi-ribbed grid-like large floorslab schematic diagram that connects as one with the ardealite cast template that Fig. 3 adopts for the present invention;
Fig. 4 is the facade structures schematic diagram of reinforced concrete mesh type frame structure of the present invention
Fig. 5 is the B-B cross-sectional schematic of Fig. 4;
Fig. 6 is highrise building reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure calculation diagram of the present invention and deformation curve;
Fig. 7 is the structural representation that the reinforced concrete multi-ribbed grid type shear wall structure of bottom of the present invention is connected with the reinforced concrete mesh type frame structure on top by reinforced concrete multi-ribbed grid-like large floorslab.
Being labeled as in the accompanying drawing: 1-high building structure, 2-ribbed grid-like reinforced concrete shear wall structure, 3-reinforced concrete mesh type frame structure, the reinforced concrete multi-ribbed grid-like large floorslab of 4-, the 5-crossbeam, 6-erects post, 7-grid crossbeam, 8-column, the 9-ardealite, 10-steel bar concrete pilaster, Center Gap distance, the column of Z-reinforced concrete mesh type frame structure and the Center Gap distance between the column between the setting post of J-ribbed grid-like reinforced concrete shear wall structure and the setting post.
The specific embodiment
The present invention is described in further detail below in conjunction with embodiment, but not as limitation of the present invention.
Embodiments of the invention.Making number of floor levels more than or equal to 15 layers, be less than or equal to 25 layers, and every layer floor height is 3～5 meters, during the high building structure of total floor height≤75 meters, can adopt of the present invention a kind of be that the preparation method of the steel bar concrete high building structure of materials for wall is made with the ardealite, during making, adopt the ribbed grid-like reinforced concrete shear wall structure to make the bottom of the whole steel bar concrete bearing wall part of highrise building, adopt reinforced concrete mesh type frame structure to make on the top of the whole steel bar concrete bearing wall part of highrise building, and between two kinds of different structures of ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure, be connected conversion by reinforced concrete multi-ribbed grid-like large floorslab structure, superstructure with the every floor of high building structure that will construct all is made into reinforced concrete multi-ribbed grid-like large floorslab structure simultaneously, space (except that window space) between all steel bar concrete primary structure members of the ribbed grid-like reinforced concrete shear wall structure of high building structure and reinforced concrete mesh type frame structure is all filled up as body of wall with ardealite, and all steel bar concrete primary structure members part of ribbed grid-like reinforced concrete shear wall structure and reinforced concrete mesh type frame structure all wrapped with ardealite, it is the reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure of materials for wall that making so promptly obtains with the ardealite.
During concrete the making, preferably according to of the present invention be that the reinforced concrete lower-rigid-upper-flexible shear-bending type wall body structure of materials for wall is made with the ardealite, it is that ribbed grid-like reinforced concrete shear wall structure 2 and top are that reinforced concrete mesh type frame structure 3 connects to form that the whole steel bar concrete bearing wall that is about to high building structure 1 partly is made into by the bottom, between 3 two kinds of different structures of ribbed grid-like reinforced concrete shear wall structure 2 and reinforced concrete mesh type frame structure, be connected conversion by reinforced concrete multi-ribbed grid-like large floorslab 4, and high building structure 1 every layer superstructure all adopted the structure of reinforced concrete multi-ribbed grid-like large floorslab 4, on this superstructure, can build the phosphogypsum light building block and divide the room; The application number that reinforced concrete multi-ribbed grid-like large floorslab 4 can be announced according to Chinese patent literature is: CN200610200092.3, denomination of invention are: the technical scheme of " reinforced concrete ribbed grid-like large floorslab and preparation method thereof " is implemented; The number of floor levels of high building structure 1 was controlled in 25 layers (containing 25 layers), and the floor height of every floor is controlled in 5 meters, the number of floor levels of ribbed grid-like reinforced concrete shear wall structure 2 parts of high building structure 1 bottom is controlled at 4～11 layers, the number of floor levels of the reinforced concrete mesh type frame structure 3 on high building structure 1 top is controlled at 11～14 layers scope; Ribbed grid-like reinforced concrete shear wall structure 2 is connected and composed by crossbeam 5 and setting post 6, on every face wall body during making in the every floor layer that constitutes by ribbed grid-like reinforced concrete shear wall structure 2 4～5 crossbeams 5 are set all, be connected by erectting post 6 between crossbeam 5 and the crossbeam 5, be controlled at apart from J with Center Gap between the setting post 6 and be less than or equal to 300 millimeters scope erectting post 6, the cross sectional shape of erectting post 6 is made as rectangle or square, and the every edge lengths of this rectangle is controlled at 180～250 millimeters scope; Reinforced concrete mesh type frame structure 3 is connected and composed by grid crossbeam 7 and column 8, on every face wall body in the every floor layer that constitutes by reinforced concrete mesh type frame structure 3 3～5 grid crossbeams 7 are set all, be connected by column 8 between grid crossbeam 7 and the grid crossbeam 7, Center Gap between column 8 and the column 8 apart from Z should more than or equal to 900 millimeters, be less than or equal to 2100 millimeters, the cross sectional shape of column 8 is made into rectangle or square, and the every edge lengths of this rectangle is controlled at 180～250 millimeters scope; During making, have the corner at corner wall place in each of ribbed grid-like reinforced concrete shear wall structure 2 or reinforced concrete mesh type frame structure 3, adopting a cross sectional shape respectively according to the shape of corner wall is setting post 6 or the column 8 that the steel bar concrete pilaster 10 of cross, T font or L type substitutes these places; Ribbed grid-like reinforced concrete shear wall structure 2 and reinforced concrete mesh type frame structure 3 can adopt the mode (be the good reinforcing bar of first colligation, the mode of fluid concrete) again of conventional casting reinforced concrete to carry out cast-in-site and make; After having poured into a mould ribbed grid-like reinforced concrete shear wall structure 2 or reinforced concrete mesh type frame structure 3, space (except that window space) between the crossbeam 5 of forming ribbed grid-like reinforced concrete shear wall structure 2 and setting post 6 is located respectively, and locate all to fill ardealite 9 in the grid crossbeam 7 of forming reinforced concrete mesh type frame structure 3 and the space (except that window space) between the column 8, and the crossbeam 5 of ribbed grid-like reinforced concrete shear wall structure 2 and the grid crossbeam 7 and the column 8 of setting post 6 and reinforced concrete mesh type frame structure 3 are all wrapped by ardealite 9 as body of wall; When making reinforced concrete multi-ribbed grid-like large floorslab 4, adopt ardealite to be made into the ardealite cast template in advance, the ardealite cast template of then these being made is laid according to the needs of job site, and fluid concrete again behind the good reinforcing bar of colligation therein, can make like this and obtain reinforced concrete multi-ribbed grid-like large floorslab, and the reinforced concrete multi-ribbed grid-like large floorslab of ardealite cast template and moulding by casting is become one, the ardealite cast template permanent formwork that promptly can be used as the high building structure floor furred ceiling of holding concurrently like this.
Also available gypsum of the ardealite of above-mentioned use or desulfurated plaster replace.
Claims (10)
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666117A (en) * | 2009-08-19 | 2010-03-10 | 贵州大学 | Gypsum-concrete mixed structure energy-conserving residential building and manufacture method |
| CN106958306A (en) * | 2017-04-20 | 2017-07-18 | 贵州蓝图新材料股份有限公司 | A kind of T fonts ardealite composite exterior wall body |
| CN106978882A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of ardealite combined wall easily lifted by crane |
| CN106978863A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of prefabricated ardealite combined wall |
| CN106978862A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of ardealite combined wall with spelling joint |
| CN106978864A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | Point load-bearing point family ardealite combined wall in one kind |
| CN107009507A (en) * | 2017-04-20 | 2017-08-04 | 贵州蓝图新材料股份有限公司 | A kind of ardealite combined wall and its method for prefabricating |
| CN113931459A (en) * | 2021-12-03 | 2022-01-14 | 中建八局第二建设有限公司 | Construction method of hollow PVC ribbed wall in tall and big space |
| CN115017576A (en) * | 2022-05-19 | 2022-09-06 | 中信建筑设计研究总院有限公司 | Bending shear type high-rise structure rigidity ratio calculation correction method considering rigidity influence |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201428189Y (en) * | 2008-11-10 | 2010-03-24 | 贵州大学 | Reinforced Concrete Bottom Rigid Top Soft Bend Shear Wall Structure Using Phosphogypsum as Wall Material |
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2008
- 2008-11-10 CN CN2008103054563A patent/CN101418604B/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666117A (en) * | 2009-08-19 | 2010-03-10 | 贵州大学 | Gypsum-concrete mixed structure energy-conserving residential building and manufacture method |
| CN106958306A (en) * | 2017-04-20 | 2017-07-18 | 贵州蓝图新材料股份有限公司 | A kind of T fonts ardealite composite exterior wall body |
| CN106978882A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of ardealite combined wall easily lifted by crane |
| CN106978863A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of prefabricated ardealite combined wall |
| CN106978862A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | A kind of ardealite combined wall with spelling joint |
| CN106978864A (en) * | 2017-04-20 | 2017-07-25 | 贵州蓝图新材料股份有限公司 | Point load-bearing point family ardealite combined wall in one kind |
| CN107009507A (en) * | 2017-04-20 | 2017-08-04 | 贵州蓝图新材料股份有限公司 | A kind of ardealite combined wall and its method for prefabricating |
| CN113931459A (en) * | 2021-12-03 | 2022-01-14 | 中建八局第二建设有限公司 | Construction method of hollow PVC ribbed wall in tall and big space |
| CN113931459B (en) * | 2021-12-03 | 2023-02-24 | 中建八局第二建设有限公司 | Construction method of hollow PVC ribbed wall in tall and big space |
| CN115017576A (en) * | 2022-05-19 | 2022-09-06 | 中信建筑设计研究总院有限公司 | Bending shear type high-rise structure rigidity ratio calculation correction method considering rigidity influence |
| CN115017576B (en) * | 2022-05-19 | 2024-05-03 | 中信建筑设计研究总院有限公司 | Correction method for rigidity-weight ratio calculation of curved shear type high-rise structure considering rigidity influence |
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|---|---|
| CN101418604B (en) | 2010-08-25 |
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