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Keywords: expert systems
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eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2013
ISBN: 978-0-8031-7022-3
... established and proven but also has become the main workhorse of refinery process control and optimization, with several thousand applications implemented in the last 30 years. Recent additions of neural networks technology for inferential predictions, advisory/expert systems for abnormal situation management...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1997
ISBN-10: 0-8031-2419-8
ISBN: 978-0-8031-2419-6
... previous unconventional site developments. Opportunities for using expert systems in the development of unconventional natural gas resources are discussed. A brief introduction to expert systems is provided in a context that emphasizes the practical nature of their service. The discussion then focuses...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-2026-5
ISBN: 978-0-8031-2026-6
.... Understanding these dependencies is critical to the development of a materials selector expert system for advanced ceramics. The present paper examines the development of a set of rules for a material selector expert system based on relations among composition, microstructure, transport processes, operating...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-2026-5
ISBN: 978-0-8031-2026-6
... An ideal expert system should closely reproduce the functions normally performed by the original source expert(s). But the complex transformation of a lifetime of industrial expertise into conveniently accessible software requires the willing and active participation of domain experts whose...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-2026-5
ISBN: 978-0-8031-2026-6
... storage expert systems computerized material property databases computers data systems Klaas S. Agema t The Development of a Corporate Information Bank for Materials Data Using Commercially Available Software REFERENCE: Agema, K. S., "The Development of a Corporate Information Bank for Materials...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-2026-5
ISBN: 978-0-8031-2026-6
... be used to select a material with the desired property values as a reference material for materials design. The materials design system needs a large knowledge base. This knowledge base includes many relationships between composition, processing parameters, and properties. The traditional expert system...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-2026-5
ISBN: 978-0-8031-2026-6
..., hypermedia, expert systems, and object-oriented databases. This paper will examine these technologies and provide some examples of how they are being applied to the problems that users of materials data are working to solve. expert systems multimedia neural networks object-oriented databases case...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1995
ISBN-10: 0-8031-1895-3
ISBN: 978-0-8031-1895-9
... be done automatically by computer algorithms. To be blind to the utility of these tools in the field of toxicology is to work by hand, over and over again, problems which could be solved in a twinkling with their aid. artificial intelligence ecotoxicology statistics expert systems multispecies...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1994
ISBN-10: 0-8031-1985-2
ISBN: 978-0-8031-1985-7
... A rule-based expert system for high-temperature fatigue life estimation (HTF) is currently under development. This system will augment a designer's ability to make preliminary engineering decisions on the durability of high-temperature components. It may also be used as a verification tool...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1994
ISBN-10: 0-8031-1985-2
ISBN: 978-0-8031-1985-7
... Hypertext, expert systems, and database techniques have been used to develop three systems to assist in design for fatigue. The first is used to provide life assessment. It integrates life prediction algorithms, including stress-life and local strain methods, using a network of computing...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1992
ISBN-10: 0-8031-1437-0
ISBN: 978-0-8031-1437-1
... A materials selector expert system for advanced ceramics is being designed to assist users in identifying candidate materials for gas-fueled heat exchangers and other applications which may involve processing parameters, environmental conditions, and physical constraints. The selection process...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1992
ISBN-10: 0-8031-1437-0
ISBN: 978-0-8031-1437-1
... of material degradation models to provide real-time analysis of plant integrity. structural integrity life assessment life extension data base expert systems continuous life monitoring materials properties materials property models Clive M. Jeffery 1 and Christopher K. Bullough ~ In-Service...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1407-9
ISBN: 978-0-8031-1407-4
... An on-line expert system for fossil fuel power plants, the Cycle Chemistry and Demineralizer Operation Advisor (CYCLEXPRT tm /DEMINXPRT tm ), is being developed as an Electric Power Research Institute (EPRI) project. This expert system will assist plant operating personnel in the identification...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1389-7
ISBN: 978-0-8031-1389-3
... integrity evaluation. The main problem is to interpret the data and so any monitoring programs should involve Expert Systems in conjunction with both acoustic emission and other operational monitoring data to maximise the utilization of the large amounts of information now available from operating plants...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1407-9
ISBN: 978-0-8031-1407-4
... Expert systems are among the most fascinating application of computers which attempt to emulate human cognition and perceptual abilities. In the environmental field, expert systems have been used for spectral pattern recognition and have proven useful for classification and identification...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1991
ISBN-10: 0-8031-1421-4
ISBN: 978-0-8031-1421-0
... by 1993 are presented. Applications for geographic information systems, knowledge based expert systems, and voice recognition systems in pavement management are discussed. pavement management systems geographic information systems expert systems voice recognition systems Srinivas R...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1990
ISBN-10: 0-8031-1398-6
ISBN: 978-0-8031-1398-5
..., cost estimates, and reports. Interrelations between each of those components are described, as well as those between the assessment process and building management. The use of computers in the development of an integrated expert system is also discussed. In closing, this paper considers the need...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1990
ISBN-10: 0-8031-1406-0
ISBN: 978-0-8031-1406-7
..., MTI and NACE-NIST are separately involved in developing a number of other computer programs that disseminate corrosion information. All of these programs are discussed herein, with particular emphasis on CHEM∙COR 1. corrosion corrosion data material selection expert systems database...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1989
ISBN-10: 0-8031-1260-2
ISBN: 978-0-8031-1260-5
... measurement), and the limitation of basin matching techniques, may only be dealt with by informed engineering judgement. A knowledge-based expert system approach as described in this paper may be used to generate more consistent and better estimations of in situ pavement material properties by combining...
eBook Chapter
Series: ASTM Select Technical Papers
Publisher: ASTM International
Published: 1989
ISBN-10: 0-8031-1260-2
ISBN: 978-0-8031-1260-5
... media pavement structures wave propagation dispersion Fourier transform phase cross-correlation transform pattern recognition rule-based expert systems layered sand model Robert A. Douglas, ~John L. Eddy, ~and Harvey E. Wahls I On Transforms and the Dispersion Computations Used...