Gas Turbine Propulsion Machinery for the MSTS Roll-On/Roll-Off Ship

Author(s):  
Donald L. Caldera ◽  
Gerald C. Swensson ◽  
Charles E. Hoch

The history of the roll-on/roll-off type of cargo ship is reviewed to illustrate the development of the specific ship requirements for the Adm. Wm. M. Callaghan. The ship is unique in that it is the first large cargo ship to be built which has been initially designed to incorporate all advantages of gas turbine propulsion. The basic engineering problems and selections involved in the design of the machinery plant are briefly described. The service performance of this ship will have a significant influence on future applications of gas turbine machinery for commercial ships.

1980 ◽  
Author(s):  
Bruce Sinclair

In 1980 the American Society of Mechanical Engineers celebrates the centenary of its founding. The occasion has provided an opportunity for the Society to look back and survey its accomplishments, its distinguished members, and its constant dialogue — among its members and with the American people — concerning the role of engineering in a technological society. The dynamic tensions within the ASME make a fascinating background to this centennial history. The central role of the Society’s headquarters in New York is examined the light of various movements for regional and professional sections within (and occasionally outside) the Society. The technical question of standards is shown to be a constant and creative problem for members — reflecting their attitudes towards their role in a political system often reluctant to enforce nation-wide standars in business and industry. From the Progressive Era, and its attempts to reform city government and check the power of private utilities, to the 1970s and its renewed concern with ecology and business ethnics, the Society has provided a microcosm of informed debate about technical engineering problems which — as this book makes clear — concerns us all.


1990 ◽  
Vol 12 (1) ◽  
pp. 96-102
Author(s):  
William S. Kern

The development of economic thinking has seldom taken place entirely independently of developments in other disciplines. There is a long history of interdisciplinary influences among economics, mathematics, physics, biology, and philosophy. Among the most influential of these other disciplines has been physics. Numerous authors have attributed significant influence upon economics to Newtonian mechanics (Taylor 1960, Georgescu-Roegen 1971). The strength of that influence is perhaps best illustrated by William Stanley Jevons's proclamation of his attempt to reconstruct economics as “the mechanics of utility and self interest.“ Frank Knight, having observed what Jevons and others had wrought, concluded that mechanics had become the “sister science” of economics (Knight 1976, p. 85).


2012 ◽  
Vol 2 ◽  
pp. 53-60 ◽  
Author(s):  
Anna Pikulska-Radomska

The history of the Roman Empire is a history of continuously looking for new sources of state revenues. Numerous public loads, spontaneously created during the early Empire, without any deeper analysis, created a disordered mess of particular and curious taxes rather than a centralized system as an instrument of controlling economic processes. The tax decisions of the emperors mentioned in the title, in spite of having a significant influence on the state treasury, were, in fact, of the same disordered nature.


1950 ◽  
Vol 19 (2) ◽  
pp. 97-115 ◽  
Author(s):  
Robert T. Handy

The story of the Kingdom movement of the 1890's is one of the most important chapters in the history of American social Christianity. In the middle years of the 1890's the Christian social movement really began to exert significant influence upon the American Protestant churches and to modify the character of certain denominations. The Kingdom movement played an important role in the events of these crucial years.


Author(s):  
John A. Bailey ◽  
Franklin D. Jordan ◽  
Carey A. Kinney

A very brief history of the Army closed-Brayton-cycle gas turbine program is presented as background for discussion of the status and recent test results at the Advanced Power Conversion Experimental Facility at Fort Belvoir. The APCEF program is intended to emphasize component development in contrast to system development at the Advanced Power Conversion Skid Experiment (APCSE) at San Ramon, Calif. The APCEF is described along with the components being tested, experimental test results are discussed and analyzed, and a preliminary evaluation is presented.


Author(s):  
C. L. Carlson

The major design features of the FT4A gas-turbine engine for marine and industrial applications are described, the development-test history of the engine is reviewed, and the field experience with this and similar engine concepts is discussed. In addition, the particular characteristics of the FT4A power plant which make the latter attractive for various applications are mentioned.


Author(s):  
Shreya Atrey

Abstract This volume in the Brill Research Perspectives in Comparative Discrimination Law addresses intersectionality from the lens of comparative antidiscrimination law. The term ‘intersectionality’ was coined by Kimberlé Williams Crenshaw in 1989. As a field, intersectionality has a longer history, of nearly two hundred years. Meanwhile, comparative antidiscrimination law as a field may be just over a few decades old. Thus, intersectionality’s tryst with antidiscrimination law is a fairly recent one. Developed as a critique of antidiscrimination law, intersectionality has had a significant influence on it. Yet, intersectionality’s logic does not seem to have infiltrated the logic of antidiscrimination law completely. Comparative antidiscrimination law continues to develop with intersectionality in sight, but rarely, in step. On the occasion of the 30th anniversary of Crenshaw’s seminal article that coined the term in the context of antidiscrimination law, Shreya Atrey explores this irony. Her article provides a meta-narrative of the development of the two fields with the purpose of showing what appear to be orthogonal trajectories.


2016 ◽  
Vol 148 (S1) ◽  
pp. S239-S269 ◽  
Author(s):  
Chris J.K. MacQuarrie ◽  
D.B. Lyons ◽  
M. Lukas Seehausen ◽  
Sandy M. Smith

AbstractBiological control has been an important tactic in the management of Canadian forests for over a century, but one that has had varied success. Here, we review the history of biological control programmes using vertebrate and invertebrate parasitoids and predators against insects in Canadian forests. Since roughly 1882, 41 insect species have been the target of biological control, with approximately equal numbers of both native and non-native species targeted. A total of 161 species of biological control agents have been released in Canadian forests, spanning most major orders of insects, as well as mites and mammals. Biological control has resulted in the successful suppression of nine pest species, and aided in the control of an additional six species. In this review, we outline the chronological history of major projects across Canadian forests, focussing on those that have had significant influence for the development of biological control. The historical data clearly illustrate a rise and fall in the use of biological control as a tactic for managing forest pests, from its dominance in the 1940s and 1950s to its current low level. The strategic implementation of these biological control programmes, their degree of success, and the challenges faced are discussed, along with the discipline’s shifting relationship to basic science and the environmental viewpoints surrounding its use.


1945 ◽  
Vol 152 (1) ◽  
pp. 419-435 ◽  
Author(s):  
F. Whittle

“I do not endeavour either by triumphs of confutation or pleadings of antiquity, or assumption of authority, or even by the veil of obscurity, to invest these inventions of mine with any majesty …”. Francis Bacon.


Author(s):  
Maria van der Schaar

This article was commissioned as a supplement to theOxford Handbook of the History of Analytic Philosophy, edited by Michael Beaney. It focuses on the psychological origins of analytic philosophy. Analytic psychology influenced the emergence of a new method in philosophy and the crucial changes to the notions of judgement and intentionality at the end of the nineteenth century. In particular, G. F. Stout’s analytic psychology played an important role in the formation of Moore’s and Russell’s early analytic philosophy. Through Stout, the account of judgement and intentionality given by Brentano and Twardowski also had a significant influence on the development of early analytic philosophy.


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