ev_sp_frms
5
SPACE FRAMES TECHNICAL SPECIFICA TIONS 1. Description, Structural Geometry "EVEL/node" 3. Technical Specifications, Materials a) Joints 2. Static Analysis and Design The system is comprised of circular tube analysed by engineer s with the aid of steel members and spherical solid st eel speciali sed computer softw are. All the joints. The tubes are connected to the structur al and design calculat ions are sp ac ef ra mes, are 3- jo ints by me an s of cone s we lded t o th e ac co rdin g to th e lat es t ma nd at or y dimens ional steel fr ame structur es tube ends. A bolt is placed through the EuroCode 3 (for st eel structur es) and the constructed from joints and members of cone and screwed to t he joint by means new Greek anti-seismic code (NE.AK). type “MERO” . Because of their light of a spanner sleeve. Compressi on in the The design of members is per formed weight, aeshetica l appearance and speed tube is tr ansferred int o the joint by with weight optimisa tion cr iteria. Axial of construction, they ar e the per fect direct bearing t hrough t he cone and member forces, support reactions and solution for long span coverings wit hout spanner sleeve on to t he milled face of nodal deflections are calculated and the use of intermediate columns. Such the joint. The purpose of the milled joint printed for every load case and for uses are: spor ts halls, terminal st ations faces is t o achieve a uniform and safe their envelop e as well. Struct ural and (airports, harbours, etc.), industri al compressiv e load path from the tube to assembly drawings are cr eated with the buildi ngs, as well as shoppin g and the joint. Tension in the t ube is precision of high speed plotter s. Metal exhibit ion centres, etc. Our f actory is transf erred into t he joint by tension frames, columns and braces are designed equipped with C.N.C machines, which through the cone and bol t. This system and analysed like the usual st eel gives the possibi lity to construct any character izes the “MERO” system and is structur es using the mentione d codes. statically feasible t ype of spaceframe a result of several years of r esearch depend ing upon the architect ural and applied technolo gy. demands of the project. The mater ials used in the “EVEL/node” Spacefram es can be supported by spaceframe ar e accordin g to the DIN/EN The commonest type of structure used is columns as long as the tr ansfer of t he standards, followed by their r espective the “semi-octahedr on + tetr ahedron horizontal and vertical forces acted upon certifica t es of quality . (Berli n)” since it permits the use of the struct ure is t aken into consideration un if or m member le ng t hs . Other 3- pr op er ly . Lig ht st ee l or co nc r et e col um ns dimensi onal frame str ucture types such may be used for supports. Because of Spacefram e joints are made of solid as “semi-cub o-octahedron (Munich) ” or the light w eight of the spacefr ames, the steel spheres drilled and milled t o the also “oct ahedron + 2 tetrahedron cost of the foundation is extr emely low. points wher e the t ubes are bol ted. At (London)” for triangular and hexagonal load bearing spacefr ames, the number of geometry as w ell as 3-dimens ional frame openings at a joint is suggeste d not t o structur es designed specifica lly for large exceed the number of members spans, complete t he range of pr oducts. connect ed to it. Spaceframe structures are designed and SPACE FRAMES TECHNICAL SPECIFICATIONS 1. Description, Structural Geometry "EVEL/node" 3. T echnical Speci fications, Materals a) Joints 2. Static Analysis and Design products roducts www.evel.gr Space Frames S T E E L - C O N S T R U C T I O N S T E E L - C O N S T R U C T I O N S
Transcript of ev_sp_frms
8/8/2019 ev_sp_frms
http://slidepdf.com/reader/full/evspfrms 1/5
SPACE FRAMES
TECHNICAL SPECIFICATIONS
1. Description, Structural Geometry"EVEL/node"
3. Technical Specifications, Materials
a) Joints
2. Static Analysis and Design
The system is comprised of circular tube analysed by engineers with the aid ofsteel members and spherical solid steel specialised computer software. All the joints. The tubes are connected to the structural and design calculat ions are
spaceframes, are 3- joints by means of cones welded to the according to the latest mandatory dimensional steel frame structures tube ends. A bolt is placed through the EuroCode 3 (for steel structures) and theconstructed from joints and members of cone and screwed to the joint by means new Greek anti-seismic code (NE.AK) . type “MERO”. Because of their light of a spanner sleeve. Compression in the The design of members is performedweight, aeshetical appearance and speed tube is transferred into the joint by with weight optimisation criteria. Axialof construction, they are the perfect direct bearing through the cone and member forces, support reactions andsolution for long span coverings without spanner sleeve on to the milled face of nodal deflections are calculated and the use of intermediate columns. Such the joint. The purpose of the milled joint printed for every load case and for
uses are: sports halls, terminal stations faces is to achieve a uniform and safe their envelope as well. Structural and(airports, harbours, etc.), industrial compressive load path from the tube to assembly drawings are created with thebuildings, as well as shopping and the joint. Tension in the tube is precision of high speed plotters. Metalexhibit ion centres, etc. Our factory is transferred into the joint by tension frames, columns and braces are designedequipped with C.N.C machines, which through the cone and bolt. This system and analysed like the usual steelgives the possibi lity to construct any characterizes the “MERO” system and is structures using the mentioned codes.statically feasible type of spaceframe a result of several years of research depending upon the architectural and applied technology. demands of the project. The materials used in the “EVEL/node”
Spaceframes can be supported by spaceframe are according to the DIN/ENThe commonest type of structure used is columns as long as the transfer of the standards, followed by their respective the “semi-octahedron + tetrahedron horizontal and vertical forces acted upon certificates of quality .
(Berlin)” since it permits the use of the structure is taken into considerationuniform member lengths. Other 3- properly. Light steel or concrete columns dimensional frame structure types such may be used for supports. Because of Spaceframe joints are made of solidas “semi-cubo-octahedron (Munich)” or the light weight of the spaceframes, the steel spheres drilled and milled to thealso “octahedron + 2 tetrahedron cost of the foundation is extremely low. points where the tubes are bolted. At(London)” for triangular and hexagonal load bearing spaceframes, the number ofgeometry as well as 3-dimensional frame openings at a joint is suggested not tostructures designed specifically for large exceed the number of membersspans, complete the range of products. connected to it.
Spaceframe structures are designed and
SPACE FRAMES
TECHNICAL SPECIFICATIONS
1. Description, Structural Geometry"EVEL/node"
3. Technical Specifications, Materals
a) Joints
2. Static Analysis and Design
productsroducts
www.evel.gr
Space Frames
S T E E L - C O N S T R U C T I O N ST E E L - C O N S T R U C T I O N S
8/8/2019 ev_sp_frms
http://slidepdf.com/reader/full/evspfrms 2/5
b) Tubes and Concentric Cones upper grid of the spaceframe. They are 7. Assembly, ErectionTubes are produced from cut lengths of made of galvanised hot rolled or cold During the assembly process, bolts are quality structural circular steel tubing. formed sections conforming to DIN 17100, tightened with the proper torsional forceAt their ends a concentric conical piece grade St 37.0 or equivalent, having a so as to avoid “slack” in the connection
2 is welded. The welding process is done between the tube and the joint. Tubeminimum yield stress of 340 N/m . Thewith the MAG technique according to the members should not be positioned withshape and size of the purlin depends onDIN 8559 standard. the use of force in order to avoid the spaceframe module “a” and the
internal stresses.spaceframe loading. For roof decking,c) Bolts, Spanner Sleeves Spaceframes can be erected according to trapezoidal aluminium or steel sheets areThreaded bolts are placed into the tubes the procedures outlined below:used with or without insulation. Rainand through the cones. The bolt is water collection is achieved with
screwed to the joint by means of a 1. Isolated members or substructures arewaterways made from galvanized steelspanner sleeve and a pin. assembled with the help of a crane,sheets.scaffolding or other lifting machinery.In the case that scaffolding is used,
The purpose of the spaceframe supports the assembly starts from a supportInitially, all surfaces are cleaned from is to provide a safe transfer of the point and continues from bay to bay dirt with sandblasting and treated withhorizontal and vertical reaction forces of until the next support point is reached.base degreasing agent. Tubes and other the structure to the foundations. At the Temporary supports with movingsteel sections are hot dip galvanisedconstruction phase, it is essential to scaffoldings provide temporary stabilityaccording to DIN 2440/2444 to thematerialise the support assumptions used until all the support points are reachedminimum thickness according to DIN in the static model in order to restore and the structure is stable. 50976. For bars with F33mm and F42mm the respective degrees of freedom. diameter the hot dip galvanizing in notDepending upon the boundary conditions
2. Prefabricated sections are assembledapplied to welding zone. Joints andconsidered in the analysis model, special at the base, then, erected at the final threaded parts are electro-galvanisedbearings that allow relative movement in height with jacks and assembled toaccording to DIN 50967. Tubes and steelone or two directions can be designed eachother.sections are painted with dry powderand constructed. coating applied electrostatically, oven
3. Integrated spaceframe substructuresbaked and heat treated. The color that are preassembled at the base arecoating can be anyone from the RAL
The installation of roof decking is erected with movable cranes or jackspalette.possible with the use of purlins. The at the final height.purlins span from joint to joint at the
4. Supports 6. Anti-corrosion Protection, Finishing
5. Purlins, Decking, Waterways
b) Tubes and Concentrc Cones 7. Assembly, Erection
c) Bolts, Spanner Sleeves
4. Supports 6. Anti-corrosion Protection, Finishing
5. Purlins, Decking, Waterways
www.evel.gr
productsroductsSpace Frames
S T E E L - C O N S T R U C T I O N ST E E L - C O N S T R U C T I O N S
8/8/2019 ev_sp_frms
http://slidepdf.com/reader/full/evspfrms 3/5
www.evel.gr
productsroductsSpace Frames
S T E E L - C O N S T R U C T I O N ST E E L - C O N S T R U C T I O N S
The above erection and assemblyprocedures can be combined toeachother depending upon thespecific project requirements. It isstrongly recommended that a cleanand open working space is providedat the base so that easy assemblyand crane movement is achieved.Assembling and erection of thespaceframes is carried out byspecialised factory personnel under
the direction of fully trained factoryauthorised erectors.
A/A SPACEFRAME TYPE CONSTRUCTION
MATERIAL
Yield
Strength
fy
(N/mm2)
Ultimate
Strength
fu
(N/mm2)
SPECIFICATIONS
1. JOINTS
Ø50mm
Ø60 – Ø228mm
Steel St.37
Forced Steel C 45
235
490
360
750
DIN 1651
DIN EN 10083-1
2. TUBES
Ø33,7 – Ø244,5mm Fe 360, (S235JRG2)
Fe 510, (S355JRG3)
235
355
360
510
EN 10025
DIN EN 10219-2 (JUNCTURE)
DIN EN 10210-2 (TUBO)
3. BOLTS
M12 M52 8.8
10.9
640
900
800
1000
DIN 6914, DIN 267, DIN 13
DIN 352, DIN 931
4. SPANNER SLEEVES
KEY 19 – 80mm Steel St.37 (9 SMnPb28) 235 360 DIN 1651
5. CONE
Ø33 – Ø48mm
Ø60 – Ø244mm
Steel St.37
Fe 360, (S235JRG2)
Fe 510, (S355JRG3)
235
235
355
360
360
510
DIN 1651
DIN EN 10083-1
6. PIN
Ø4 mm Ø5mm INOX AISI 304 650 900 DIN 17440 –
–
8/8/2019 ev_sp_frms
http://slidepdf.com/reader/full/evspfrms 4/5
www.evel.gr
productsroductsSpace Frames
S T E E L - C O N S T R U C T I O N ST E E L - C O N S T R U C T I O N S
Geometrical layout of spaceframe type "Berlin"eometrical layout of spaceframe type "Berlin"
Geometrical layout of spaceframe type "Munich"eometrical layout of spaceframe type "Munich"
Assembly detail of tube-cone-bolt-spanner sleeve-pinssembly detail of tube-cone-bolt-spanner sleeve-pin
FULL PENETRATION“MAG” WELDING
8/8/2019 ev_sp_frms
http://slidepdf.com/reader/full/evspfrms 5/5
CLIENTS CATALOGUE WITH SPACEFRAMES
Hospitals [ SONY, Athens[ N. Apollonias baths, Salonica [ SOULIS, Athens[ Iraklio, Creta [ GENERAL FILES of Kerkira[ Ioannina [ Heraklion, CretaStadiums - Sport Centers[ PAPAGEORGIOU, Salonica [ Kerkira[ Veroias Sport Center[ Samos [ Piraeus[ Space frames of rows in Pralimnio
[ Ag. Georgiou A' square, PatrasStadium, Cyprus [ Rows shelter SKODA XANTHI stadium
[ NERAIDA, Athens Shopping Centers[ "PANAHAIKI" Stadium (Rows shelter)[ DIOGENIS PALACE, Athens [ Ag. Paraskevi, AthensPatras[ CHORUS (Peristeri), Athens [ Ag. Ioannis, Haladri
[ Shimatario Tolls Athens-Salonica[ ICHOS & FOS, Koroni [ Holargos, AthensNational Road
[ Peristeri, Athens[ Traganas Tolls Athens-Salonica Food-Chemical Privet Companies [ RhodosNational Road Super Markets[ Patras' Swimming Center, Patras
[ ELAIS, Athens Universities (ÁÅÉ)[ Parking shelter WILO Anoixi, Attica
[ LEVER HELLAS, Athens [ Xanthi[ Cover of archeological place, Skyros
[ Super Market Galaxias, Athens [ Alexadroupolis[ Space frames of rows OFI stadium
[ NIKAS, Ag. Stefanos [ Heraklion, CretaHeraklion, Creta
[ WILO, Athens[ Olympic Horse Race Track
[ MINERVA, Shimatari ÏSÊ (Primary schools)[ International Broadcasting Centre
[ ÌÁÂÅ (Food Storage), Aspropyrgos School Buildings OrganizationOlympic Stadium MPC [ MAILIS, Oinofyta [ Kallithea, Athens
[ Kaisariani, AthensNational Organizations Companies with infrastructure [ Efkarpia, Salonica[ EL.TA, Athens [ Menemeni, Salonicaprogrammes[
ÁÔÅ, Athens [ Faneromeni, Salonica[ Factory extension (3Å), Shimatari[ OLP, Piraius [ Asirou, Salonica[ DYNA MOTORS (OPEL agent, Athens[ DEI, Kifisia [ Polihnis, Salonica[ ELINOIL (16 space frames in petrol[ OSE THIVAS, [ Lykio, Patrasstations in greek islands)[ OSE LARISAS,
[ RADIO KORASIDI, Peristeri[ OSE KARDITSAS
[ "MARINOPOULOS", Athens[ ILPAP, Athens
[ "MOUSTAKAS", Peristeri[ New port of Igoumenitsa (South Gate
[ VPI (Volos' industrial area) Volos& Terminal Station) Igoumenitsa
Exhibition[ Lamia
Night Clubs
CLIENTS CATALOGUE WITH SPACEFRAMES
Hospitals
Stadiums - Sport Centers
Night ClubsShopping Centers
Food-Chemical Privet CompaniesSuper Markets
Universities (ÁÅÉ)
National Organizations Companies with infrastructureprogrammes
Exhibition
ÏSÊ (Primary schools)School Buildings Organization
www.evel.gr
productsroductsSpace Frames
S T E E L - C O N S T R U C T I O N ST E E L - C O N S T R U C T I O N S
