... http://ec.europa.eu/education/lifelong-learning-programme/doc/sec2 629 .pdf European Commission ( 20 09 ) Commission Working Document Consultation on the Future “EU2 020 ” Strategy COM ( 20 09 )647 final, 24 /11 / 20 09 : http://ec.europa.eu/dgs/secretariat_general/eu2 020 /docs/com _ 20 09 _647_en.pdf ... to 24 : 32% ) uploaded and shared self-created content IPTS LEARNING 2.0 POLICY BRIEF Sharing Audiovisual Content 90 80 70 60 50 % 40 30 20 10 A 38 B C 28 D 30 E 28 F 18 G 24 H I J K L 11 M 20 61 ... studies ( 12 cases) Expert Workshop (March 20 09 ) Synthesis and Assessment Fig 5: Methodology used in the two IPTS research projects on Learning 2.0 ( 20 08 - 20 09 ) The first study (Redecker et al., 20 09 )...
... 2 Feature-Based Design in Integrated Manufacturing 2. 1 2.22. 3 2. 4 2. 5 2. 6 Architecture ofthe Feature-Based Design System • Feature Recognition Techniques ... Manufacturing 2. 7 Summary 2. 1 Introduction The sequential engineering approach to product design and development typically treats design and manufacturing as isolated activities In this approach, thedesign ... department designs an artifact and throws it “over the wall” to the manufacturing department without taking into consideration the manufacturing capabilities and limitations ofthe shop floor The manufacturing...
... rating of C = 11 ,00 0 kN this yields a load ratio of P/C = 8 80/ 11 ,00 0 = 0. 08 The floating bearing FAG 23 0/ 900 BK.MB accommodates a mean radial force of Fr = P = 1 , 20 0 kN With a dynamic load rating of ... roller bearings FAG 23 1/670BK.MB (dimensions 6 70 x 1 ,09 0 x 336 mm) were selected for the locating bearing location and FAG 23 0/ 900 BK.MB (dimensions 900 x 1 ,28 0 x 28 0 mm) for the floating bearing ... 11 ,00 0 kN a load ratio of 1 , 20 0/ 11 ,00 0 = 0. 11 is obtained The life values calculated for the normally loaded spherical roller bearings (in accordance with DIN ISO 28 1) are far above the number of...
... kW; speeds up to n = 20 0 min–1; rotary table O.D 2, 00 0, 2, 200 or 2, 500 mm; maximum workpiece diameter 2, 800 mm, maximum workpiece height 2, 700 mm, maximum workpiece weight 25 0 kN; maximum radial ... rating of C = 11 ,00 0 kN this yields a load ratio of P/C = 8 80/ 11 ,00 0 = 0. 08 The floating bearing FAG 23 0/ 900 BK.MB accommodates a mean radial force of Fr = P = 1 , 20 0 kN With a dynamic load rating of ... roller bearings FAG 23 1/670BK.MB (dimensions 6 70 x 1 ,09 0 x 336 mm) were selected for the locating bearing location and FAG 23 0/ 900 BK.MB (dimensions 900 x 1 ,28 0 x 28 0 mm) for the floating bearing...
... kW; speeds up to n = 20 0 min–1; rotary table O.D 2, 00 0, 2, 200 or 2, 500 mm; maximum workpiece diameter 2, 800 mm, maximum workpiece height 2, 700 mm, maximum workpiece weight 25 0 kN; maximum radial ... Publ No WL 00 20 0/ 5 EA TheDesignof Rolling Bearing Mountings Design Examples covering Machines, Vehicles and Equipment Publ No WL 00 20 0/ 5 EA FAG OEM und Handel AG A company ofthe FAG Kugelfischer ... data Input power 2. 6/3.14 kW; Nominal speed 500 4 ,00 0 min–1 Bearing selection The bearings must operate reliably over the entire speed range from 500 to 4 ,00 0 min–1 For example, the spindle must...
... rating of C = 11 ,00 0 kN this yields a load ratio of P/C = 8 80/ 11 ,00 0 = 0. 08 The floating bearing FAG 23 0/ 900 BK.MB accommodates a mean radial force of Fr = P = 1 , 20 0 kN With a dynamic load rating of ... roller bearings FAG 23 1/670BK.MB (dimensions 6 70 x 1 ,09 0 x 336 mm) were selected for the locating bearing location and FAG 23 0/ 900 BK.MB (dimensions 900 x 1 ,28 0 x 28 0 mm) for the floating bearing ... for the motor torque, speeds, and percentages of time for the operating conditions in question, are used to determine bearing stressing Load case Md Nm n min–1 q % 6, 7 20 2, 2 40 1, 9 20 3 , 20 0 2, 240...
... kW; speeds up to n = 20 0 min–1; rotary table O.D 2, 00 0, 2, 200 or 2, 500 mm; maximum workpiece diameter 2, 800 mm, maximum workpiece height 2, 700 mm, maximum workpiece weight 25 0 kN; maximum radial ... rating of C = 11 ,00 0 kN this yields a load ratio of P/C = 8 80/ 11 ,00 0 = 0. 08 The floating bearing FAG 23 0/ 900 BK.MB accommodates a mean radial force of Fr = P = 1 , 20 0 kN With a dynamic load rating of ... roller bearings FAG 23 1/670BK.MB (dimensions 6 70 x 1 ,09 0 x 336 mm) were selected for the locating bearing location and FAG 23 0/ 900 BK.MB (dimensions 900 x 1 ,28 0 x 28 0 mm) for the floating bearing...
... TheDesignof Rolling Bearing Mountings Design Examples covering Machines, Vehicles and Equipment Publ No WL 00 20 0/ 5 EA FAG OEM und Handel AG A company ofthe FAG Kugelfischer ... film thickness, lubricant additives, cleanliness in the lubricating gap and bearing type, is only 42, 000 hours The required bearing life of 40, 000 h is reached Machining tolerances Main bearings: ... Intermediate shafts (2, 3) The intermediate shafts have a floating bearing arrangement with FAG spherical roller bearings: 22 348MB.C3 and 24 160B.C3 for shafts 23 280B.MB and 24 164MB for shafts 27 : Spur gear...
... only 2. 4 times more frequently than “theory of evolution” in the scientific literature Why does the phrase “theory of evolution” appear nearly 16 times as frequently as “theory of ecology” in the ... explain the existence of large amounts of so-called junk DNA, but some of this DNA now appears to have a biological function Many biologists may argue that the modern synthesis the mid- to late20th-century ... eschew the phrase the theory of evolution.” Granted, evolution is a theoretically more cohesive field than ecology: Genes, the fundamental units of evolution, are uniquely defined in terms of their...