design of multi spindle drilling machine

... INTRODUCTION The majority of this text concerns the analysis of electric machinery and drive systems. The focus of this chapter is the use of these concepts for design. In particular, the design of a permanent-magnet ... & Sons, Inc. INTRODUCTION TO THE DESIGN OF ELECTRIC MACHINERY 15 616 INTRODUCTION TO THE DESIGN OF ELECTRIC MACHINERY however, no design is better than any of the others in both mass and loss. ... (15.3-3) FORMULATION OF DESIGN PROBLEM 609 15.9.  FORMULATION OF DESIGN PROBLEM At this point, we are ready to consider the design of the machine. There are many ways to formulate the design problem....

Ngày tải lên: 16/02/2014, 18:55

... Reluctance Machines 400 7.3 DC Machines 404 7.3.1 Configuration of DC Machines 404 7.3.2 Operation and Voltage of a DC Machine 405 7.3.3 Armature Reaction of a DC Machine and Machine Design 409 7.3.4 ... Jokinen, who has spent decades in developing the Finnish machine design profession. An important view of electrical machine design is provided by Professor Val ´ eria Hrabovcov ´ a from Slovak Republic, which ... Doubly Salient Reluctance Machine 413 7.4.1 Operating Principle of a Doubly Salient Reluctance Machine 414 7.4.2 Torque of an SR Machine 415 7.4.3 Operation of an SR Machine 416 7.4.4 Basic Terminology,...

Ngày tải lên: 07/03/2014, 10:20

... style of the sublanguage is distin- guished by cc~plex nominal dependencies with va- rious levels of coordination. In addition, most sentences are inoc~lete in that they consist of a series of ... DESCRIPTION OF THE SYb-i~4 Modem transfer-based MT systems are based on the following design principles : (i) modularity, e.g. separation of linguistic data and algorithms, (ii) multilinguality ... This software tool not only allows for the separation of data and algorithms but also provides great flexibility in the organization of grammars and subgrammars, and in the control of the...

Ngày tải lên: 17/03/2014, 19:21

Ngày tải lên: 23/03/2014, 22:21

... corpus for evaluation of machine translation. In Proceedings of MT Summit, Phuket, Thailand. E. Matusov, N. Ueffing, H. Ney. 2006. Computing consesus translation from multiple machine translation ... statisti- cal machine translation. In D. M. Susan Dumais, S. Roukos, eds., Proceedings of the HLT/NAACL, 257–264, Boston, MA. 735 Proceedings of the 45th Annual Meeting of the Association of Computational ... Linguistics Machine Translation by Triangulation: Making Effective Use of Multi- Parallel Corpora Trevor Cohn and Mirella Lapata Human Computer Research Centre, School of Informatics University of Edinburgh {tcohn,mlap}@inf.ed.ac.uk Abstract Current...

Ngày tải lên: 31/03/2014, 01:20

... engineering education and of the text Machine Design: An Integrated Approach. He is a Fellow of the Ameri- can Society of Mechanical Engineers and a member of the Society of Automotive Engi- neers. ... engineering with emphasis on design, kinematics, and dynamics of machinery. He is the author of numerous technical papers and journal articles covering kinematics, dynamics of machin- ery, carn design and manufacturing, ... production machinery. He holds 13 U.S. patents. Norton has been on the faculty of Worcester Polytechnic Institute since 1981 and is currently professor of mechanical engineering and head of the design...

Ngày tải lên: 08/04/2014, 11:35

... field of robotics [14-16,20], where they were predominantly used in actuation of walking machines. Use of these actuators in haptic devices was limited to cases where the endpoint mass of devices ... Journal of NeuroEngineering and Rehabilitation 2011, 8:3 http://www.jneuroengrehab.com/content/8/1/3 Page 2 of 13 METH O D O LOG Y Open Access Design of a series visco-elastic actuator for multi- purpose ... consists of serial linkage mechan- isms with only 1 t o 3 degrees of freedom (DOF), where the end-effector of the robot is in contact with the user’s hand, making it suitable for only one activity of upper...

Ngày tải lên: 19/06/2014, 08:20

... next time of BS bandwidth allocation. Intra-zone handoff and inter-zone handoff Moreover, by introduction the idea of zone, two types of handoff between RSs are defined, intra-zone handoff and inter-zone ... wkb@mail.hit.edu.tw 1 Department of Information and Networking Technology, Hsiuping Institute of Technology, Taiwan, Republic of China Full list of author information is available at the end of the article Mai ... 2011:15 http://jwcn.eurasipjournals.com/content/2011/1/15 Page 17 of 28 of the chessboard topology. Each of this kind of nodes comes with two neighbors. The probability of a MH vis- iting a neighbor is 1 2 ∗ 1 4 n 2 − 6n +2 .Thesecondcate- gory...

Ngày tải lên: 21/06/2014, 03:20

... hyperplane. 4. SUPPORT VECTOR MACHINES FOR DICHOTOMOUS WOS FILTERS 4.1. Linear support vector machines for dichotomous WOS filters In the above section, the new approach of designing WOS filter has reduced ... applications. In this paper, SVMs are introduced into the design of WOS filters in ordertoimproveperformance. WOS filters are special subset of stack filters. Each stack filter is based on a positive ... marginally im- proved by using the conventional design approach of stack filter or neural network. Although the adaptive neural fil- ter can effectively remove noise of various kinds, including Gaussian noise...

Ngày tải lên: 22/06/2014, 23:20

... continuity of the cam design at the segment interfaces. The values of each function at the beginning and end of each segment are grouped together for easy viewing. The fundamental law of cam design ... display of out- put data in the form of tables and plots. All the programs are designed to be user friendly and reasonably "crashproof." The author encourages users to email reports of any ... one sets out to design a piece of new equipment. First, he visualizes a series of complete machines with gaps where the problem or un- known areas are. During this time, a number of directions...

Ngày tải lên: 27/06/2014, 14:20

... the quality of the design. Commercially available programs such as Working Model* also allow rapid analysis of a proposed mechanical design. The process then becomes one of qualitative design by ... motor. There are a myriad of other examples of fourbar coupler curves used in machines and mechanisms of all kinds. One other example of a very different application is that of the automobile suspen- sion ... of the linkage assembly, and its motion is along a set of coupler curves. The orientation of the wheel is also of concern in this case, so this is not strictly a path generation problem. By designing...

Ngày tải lên: 08/08/2014, 12:23

... orientation of the link which contains the point of interest. The coupler curve is made to pass through a set of desired output points. However, it is common for the timing of the arrival of the coupler ... rotation of the input rocker, link 2, through an as yet unspecified angle ~z. Note also that the angle of the coupler link 3 at each of the precision positions is defined by the angles of the position ... the coordinates of vectors W, Z, D, and S, which define not only the lengths of those links but also the locations of the fixed pivots Oz and 04 in the plane and the lengths oflinks 3 and 1....

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20

Ngày tải lên: 08/08/2014, 13:20