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Ancient Engineers' Inventions: Precursors of the Present by Cesare Rossi

By Cesare Rossi

This e-book describes innovations and designs of historical engineers which are the precursors of the current. The a while normally diversity from three hundred B.C. to 1600 A.D. with a few exceptions from ahead of and after this era.

As for the very old ones, the e-book describes innovations (documented via archaeological unearths almost always from Pompei, Ercolano and Stabia) that quite often are little or no recognized and infrequently now not recognized in any respect. a few innovations are within the army box. the reason is, (unfortunately) many innovations and technological recommendations were conceived ranging from army applications.

The e-book is split into 5 parts.

The first 4 elements pertain to convinced fields and current innovations in most cases conceived as much as the overdue Roman Empire. innovations which are consultant of the engineering genius of the ancients and which may be regarded as milestones, each one of their respective field.

The 5th half refers to fields of engineering (such as textiles and automation) within which very important recommendations have been conceived additionally in additional fresh centuries.

For all the innovations offered, even the traditional ones of many centuries prior, the authors supply 3 components of study and reference:

Written records (the classics)

Iconic references (coins, bas-reliefs, etc.)

Archaeological findings.

The objective teams of the booklet are scholars and students with curiosity on background of Mechanical Engineering in Antiquity and Archaelogy.

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Extra info for Ancient Engineers' Inventions: Precursors of the Present (History of Mechanism and Machine Science)

Sample text

What the limits of acceptability associated with the criteria? Standards organizations like ANSI or ISO52 offer a place to start in establishing vibration specifications and acceptability limits. Fluid dynamic performance, noise, bearing temperature acceptability ranges, and trend interpretations are specific to a given machine and should be defined under the advisement of the manufacturer, tempered by consultant advice and user experience. PREDICTIVE MAINTENANCE SYSTEM SELECTION Several major options exist.

Copyright © 1994 CRC Press, LLC CRC Handbook of Lubrication and Tribology 40 Combinations Using both limits and trends one can develop tabular systems for computerized evaluation or data flagging, as given in Table 5, for example, for the application represented in Table 4. Statistical Database Query Once some basic statistics are collated, it is often useful to check for interrelationships of data. The graph of Figure 2, covering monthly sampling over a 1-year span, shows moderate to poor correlation between iron from spectrometric readings and DR ferrographic “L” results.

10, 1, 1988. 45. Kauffman, R. , Development of a remaining useful life of lubricant evaluation technique. III. Cyclic voltammetric methods, Lubr. , 45, 709, 1989. 46. Kato, T. , Oil maintenance tester: a new device to detect the degradation level of oils, Lubr. , 42, 694, 1986. 47. Meitzler, A. H. and Saloka, G. S. Patent No. 4,733,556, 1988. 48. Martin, S. , Granstaff, V. , and Frye, G. , Characterization of a quartz microbalance with simultaneous mass and liquid loading. Anal. , 63, 2272, 1991.

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