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Có 14+ tài liệu thuộc chủ đề "mechanical"

WELDING AND COATING METALLURGY

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7 REHEAT CRACKING IN THE HAZ 36. 8.3.1 LOSS OF TOUGHNESS IN THE HAZ 41. Weldability can be defined as “the capacity of a metal to be welded under the fabrication conditions imposed into a specific, suitably designed structure, and to perform satisfactorily in the intended service.”. Welding is one of the most important and versatile means of fabrication and...

Flex Cam

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Power Unit/Cam Unit combinations 10 Selecting the components 11–14. FIBRO – The latest technology. Power Unit. Cam Unit. The link between the two is provided by a hydraulic hose in which the volume of oil in the power unit is displaced to the cam unit.. The Power Unit consists of the following components:. The Power Unit is also available with...

Metal Machining Theory and Applications

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A member of the Hodder Headline Group LONDON. 2 Conduction and convection of heat in solids 351 A2.1 The differential equation for heat flow in a solid 351. Sekiya (Hiroshima University) for creating some of the figures in Chapter 4. From the late 1960s to the early 1970s both forms of waste – the active, non-productive and the idle times...

Robotics Mechanical Engineering Handbook

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14.1 Introduction. The first three axes account for the spatial positioning motion of the robot. their configuration determines the shape of the space through which the robot can be positioned. FIGURE 14.2.1 Articulated arms. (d) FIGURE 14.2.1 continued. quickness favors placement of the massive vertical lift mechanism at the base. (b) FIGURE 14.2.2 continued. The first axis of the AdeptOne...

Lý thuyết điều khiển hơi và nước ngưng

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Spirax Sarco Flash Condensing Deaerator Heads are ideal for boiler feedtank applications. A Spirax Sarco flash condensing deaerator head consists of three parts:-. l Improves Thermal Efficiency of the Feedtank. 1 - Spirax Sarco Recirculating Feedwater Spray System RFS 1. Spirax Sarco Immersion Tubes are ideal for boiler feedtank applications. Consider the use of a Spirax Sarco vacuum breaker VB14....

Asian 2003 Software for the Next Generation Information System Tool

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Figure 1.1: NGIS Tool Connected to Vehicle DLC. Figure 1.2: NGIS Tool. Figure 1.3: System Smart 25-Pin Cable. Figure 1.4: DB25 Power Cable. Figure 1.5: Optional Extension Cable. Figure 1.6: Application Manager Screen. Figure 1.7: Vehicle Identification Screen. Figure 1.8: Vehicle Identification - Required Cables Screen. Figure 1.9: Diagnostic Menu Screen. Figure 1.10: Datastream Screen. Figure 1.11: DTC Information Screen....

Introduction to Telecommunications Network Engineering - Kỹ thuật viễn thông mạng

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1.6 Development of the Telecommunications Business 15. 4.2.5 Allocation of the Electromagnetic Spectrum 138. 5.5.1 Structure of the GSM Network 212. 5.6 Operation of the GSM Network 219. 6.5.4 Frame Structure of the Ethernet 285. 6.5.11 Upgrade Path of the Ethernet Network 299. 6.6.1 Development of the Internet 301. Figure 1.1 shows one possible view of the different sections of...

Power Supply Block Diagram

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The ripple voltage as a percentage of the dc voltage is:. V P where R W is the transformer winding’s. Half-wave rectifier needs only a single diode but ripple is twice those of the other types.. transformer and its output voltage is about half those of the other types.. those of the other types.. is a measure of the effectiveness...

MECHANISMS AND MECHANICAL

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H th ng cũng cĩ th ch a các thành ph n ở ạ ả ế ệ ố ể ứ ầ khác. h th ng đi u khi n chuy n đ ng ngày nay cĩ th đ ệ ố ề ể ể ộ ể ượ c tìm th y trong đĩ đa d ng ấ ạ. h th ng...

Forging Subjects of interest

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Open-die forging - Closed-die forging. The oldest of the metalworking arts (primitive blacksmith).. Edging is used to shape the ends of the bars and to gather metal. The metal flow is confined in the. Drawing is used to reduce the cross-sectional area of the workpiece with concurrent increase in length.. Fullering is used to reduce the cross-sectional area of a...

Rolling of metals Subjects of interest

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Cold rolling. compressive stresses as a result of the friction between the rolls and the metal surface.. Each of the work rolls is supported by two backing rolls.. The objective is to decrease the thickness of the metal with an increase in length and with little increase in width.. The material in the centre of the sheet is constrained in...

Extrusion Subjects of interest

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Analysis of the extrusion process. The role of lubricants on the deformation process which results in the improvement in extrusion products will be provided.. Finally, defects and its solutions occurring in the extrusion process will be emphasised.. The reaction of the extrusion billet with the container and die results in high compressive stresses which are effective in reducing. The metal...

Sheet-metal forming Subjects of interest

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Deep drawing. Methods of sheet metal processes such as stretching, shearing, blanking, bending, deep drawing, redrawing are introduced.. Sheet metal forming is a process that materials undergo permanent. The process is carried out in the plane of sheet by tensile forces with high ratio of surface area to thickness.. •Friction conditions at the tool-metal interface are very important and. Classification...

Elements of Mechanical Design

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Martin Culpepper, All rights reserved. Martin Culpepper, All rights reserved 11. Martin Culpepper, All rights reserved 13. Translational Transformation Matrix Translational Transformation Matrix. Translational Transformation Matrix. General 2D transformation matrix 1. Martin Culpepper, All rights reserved 17. Rotational Transformation Matrix Rotational Transformation Matrix. A cosӨ + B sin Ө. Martin Culpepper, All rights reserved 19. Rotational Transformation Matrix. A cosӨ...