Journal of Manufacturing Science and Engineering: Recent submissions

Now showing items 6761-6780 of 7723

    • Tooling Design for ECM—A Finite Element Approach 

      V. K. Jain; P. C. Pandey (The American Society of Mechanical Engineers (ASME), 1981)
      Over the last few years several models have been suggested for analytical design of tools used in electrochemical machining of complex shaped workpieces. However, little success has been achieved ...

    • The Reduction of Capstan Effectiveness by Cable Bending Resistance 

      A. J. Shashaty (The American Society of Mechanical Engineers (ASME), 1981)
      The simple exponential capstan equation relating output tension to back tension is valid for most cable applications. However, when the capstan is small and the back tension is low, the bending ...

    • Point Admittance of Cylindrical Shells With and Without Ring-Stiffening 

      E. C. Eichelberger (The American Society of Mechanical Engineers (ASME), 1981)
      The dynamical response of two cylindrical shells, one with and one without ring-stiffening, was investigated. Particular attention was placed on the use of ring-stiffening to provide velocity ...

    • Numerical Techniques in Linear Duct Acoustics—A Status Report 

      K. J. Baumeister (The American Society of Mechanical Engineers (ASME), 1981)
      A review is presented covering both finite difference and finite element analysis of small amplitude (linear) sound propagation in straight and variable area ducts with flow, as might be found ...

    • Continuous Miner Noise 

      J. Robertson; J. Kovac; R. Bartholomae (The American Society of Mechanical Engineers (ASME), 1981)
      Noise generated by continuous miners in underground coal production is an important health hazard. Bureau of Mines contract J0387229 charters investigation and control of this noise through ...

    • A Semi-Empirical Solution to Upset Forging 

      P. Dadras (The American Society of Mechanical Engineers (ASME), 1981)
      A simple, semi-empirical approach for the determination of elastic zone, bulge profile, and load-displacement curve for the upsetting of cylindrical billets has been proposed. Stress distribution ...

    • Passive Acoustic Detection of Gas Leaks in Buried Pipes 

      A. Soom; H. R. Martin; J. A. Lea (The American Society of Mechanical Engineers (ASME), 1981)
      The feasibility of using microphones to detect sounds generated by small (1.1 to 3.5 mm dia) buried jet-like gas leaks is examined. The main aspects of the problem, namely, the determination ...

    • Optimization of Multipass Turning With Constraints 

      D. S. Ermer; S. Kromodihardjo (The American Society of Mechanical Engineers (ASME), 1981)
      Single pass operation is not always the most economical or the most productive, for under such practical constraints as available horsepower, desired surface finish, minimum tool life and maximum ...

    • Discussion: “Adaptive Control Optimization of Grinding” (Amitay, G., Malkin, S., and Koren, Y., 1981, ASME J. Eng. Ind., 103, pp. 103–109) 

      Milton C. Shaw (The American Society of Mechanical Engineers (ASME), 1981)

    • Table Sliding Taper Hobbing of Conical Gear Using Cylindrical Hob. Part 2: Hobbing of Conical Involute Gear 

      K. Mitome (The American Society of Mechanical Engineers (ASME), 1981)
      First this paper discusses an imaginary generating rack when an involute hob is used, on the basis of the theoretical analysis in Part 1 of this paper. Next a conical involute gear generated ...

    • A Finite Element Method for the Elastic Contact Problems 

      T. D. Sachdeva; C. V. Ramakrishnan; R. Natarajan (The American Society of Mechanical Engineers (ASME), 1981)
      A relatively simple technique used by Francavilla, et al. for frictionless elastic contact problems with displacement boundary conditions has been extended to handle the problems with force ...

    • Some Investigations Into Machining With Driven Rotary Tools 

      P. K. Venuvinod; P. Narasimha Reddy; W. S. Lau (The American Society of Mechanical Engineers (ASME), 1981)
      Experimental studies have been conducted with driven rotary tools on various work materials, using specially constructed test rigs. The studies include the effect of rotary speed on the geometry, ...

    • Locally and Nonlocally Reacting Flexible Porous Layers; A Comparison of Acoustical Properties 

      K. U. Ingard (The American Society of Mechanical Engineers (ASME), 1981)
      The acoustical properties of a porous layer backed by a rigid wall are studied with particular attention to the difference between locally and nonlocally reacting layers and the role of ...

    • An Investigation of the Mechanics and Noise Associated with Coal Cutting 

      R. S. Becker; J. Kovac; G. R. Anderson (The American Society of Mechanical Engineers (ASME), 1981)
      The results of a laboratory investigation of coal cutting mechanics and noise are presented. These experiments were performed using a linear cutting apparatus that operates over a broad cutting ...

    • Analytical Modeling of Wave Interference Directional Microphones 

      T. N. Carnes; E. L. Hixson; D. D. Reynolds (The American Society of Mechanical Engineers (ASME), 1981)
      Analytical models of a wave interference directional microphone were developed for use on a digital computer. Wave interference directional microphones consist of cylindrical tubes with sound ...

    • Train Brake and Track Capacity Requirements for the ’80s 

      D. G. Blaine; M. F. Hengel; J. H. Peterson (The American Society of Mechanical Engineers (ASME), 1981)
      Ten years ago, the authors presented ASME Paper 71-WA/RT-9 which examined air brake system operating and test procedures and their effect on train operation. To meet the requirements of the ...

    • Drop-Size Distributions of Newtonian and Bingham Liquid Sprays Produced by Fan-Jet Pressure Nozzles With and Without the Preorifice 

      William S. Janna; James E. A. John (The American Society of Mechanical Engineers (ASME), 1981)
      Measurements were made of the drop-size distributions of water and of paint sprays produced by fan-jet pressure nozzles, operating in the pressure range 900 to nearly 3000 psi (6200–20,680 kPa). ...

    • Some Problems in Winding Geometry 

      M. M. Schoppee (The American Society of Mechanical Engineers (ASME), 1981)
      The efficiency of wound, hollow-fiber separation modules used to remove dissolved salts from water by the process of reverse osmosis may be improved by alterations in module geometry. Normally, ...

    • Oxygen Facilities for Synthetic Fuel Projects 

      W. J. Scharle; K. Wilson (The American Society of Mechanical Engineers (ASME), 1981)
      Synthetic fuel projects will require very large oxygen facilities. This paper examines the issues that must be resolved in the design of these facilities. It surveys the major items of equipment, ...

    • Determination of Balloon Surface in Textile Machines—A Finite Segment Approach 

      G. G. Lisini; G. Nerli; P. Rissone (The American Society of Mechanical Engineers (ASME), 1981)
      This paper describes an application of the finite-segment technique to the study of balloon in textile machines. The method is applicable to many textile processes and is very useful for correct ...