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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 325 records · Page 18

All sources NASA NTRS DOE OSTI

NASA NTRS1974

Analytical techniques and instrumentation, a compilation

Procedures for conducting materials tests and structural analyses of aerospace components are presented as a part of the NASA technology utilization program. Some of the subjects discussed are as follows: (1) failures in cryogenic tank insulation, (2) friction characteristics of graphite and graphite-metal combinations, (3) evaluation of polymeric products in thermal-vacuum environment, (4) erosion of metals by multiple impacts with water, (5) mass loading effects on vibrated ring and shell structures, (6) nonlinear damping in structures, and (7) method for estimating reliability of randomly excited structures.

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NASA NTRS1974

Measurement technology: A compilation

Technical information is presented on measurement techniques and instruments, measurement applications for inspection activities, measurement sensors, and data conversion methods. Photographs or diagrams are included for each instrument or method described, and where applicable, patent information is given.

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NASA NTRS1974

Material cutting, shaping, and forming: A compilation

Information is presented concerning cutting, shaping, and forming of materials, and the equipment and techniques required for utilizing these materials. The use of molds, electrical fields, and mechanical devices are related to forming materials. Material cutting methods by devices including borers and slicers are presented along with chemical techniques. Shaping and fabrication techniques are described for tubing, honeycomb panels, and ceramic structures. The characteristics of the materials are described. Patent information is included.

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NASA NTRS1974

Compiler writing system detail design specification. Volume 1: Language specification

Construction within the Meta language for both language and target machine specification is reported. The elements of the function language as a meaning and syntax are presented, and the structure of the target language is described which represents the target dependent object text representation of applications programs.

Arthur, W. J.↗

NASA NTRS1974

Fluid technology (selected components, devices, and systems): A compilation

Developments in fluid technology and hydraulic equipment are presented. The subjects considered are: (1) the use of fluids in the operation of switches, amplifiers, and servo devices, (2) devices and data for laboratory use in the study of fluid dynamics, and (3) the use of fluids as controls and certain methods of controlling fluids.

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NASA NTRS1974

Analytical techniques and instrumentation: A compilation

Technical information on developments in instrumentation is arranged into four sections: (1) instrumentation for analysis; (2) analysis of matter; (3) analysis of electrical and mechanical phenomena; and (4) structural analysis. Patent information for two of the instruments described is presented.

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NASA NTRS1974

Graphic arts techniques and equipment: A compilation

Technology utilization of NASA sponsored projects involving graphic arts techniques and equipment is discussed. The subjects considered are: (1) modification to graphics tools, (1) new graphics tools, (3) visual aids for graphics, and (4) graphic arts shop hints. Photographs and diagrams are included to support the written material.

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NASA NTRS1974

Automatic controls and regulators: A compilation

Devices, methods, and techniques for control and regulation of the mechanical/physical functions involved in implementing the space program are discussed. Section one deals with automatic controls considered to be, essentially, start-stop operations or those holding the activity in a desired constraint. Devices that may be used to regulate activities within desired ranges or subject them to predetermined changes are dealt with in section two.

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NASA NTRS1974

Analytical techniques and instrumentation: A compilation

Technical information is presented covering the areas of: (1) analytical instrumentation useful in the analysis of physical phenomena; (2) analytical techniques used to determine the performance of materials; and (3) systems and component analyses for design and quality control.

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NASA NTRS1974

Machine tools and fixtures: A compilation

Innovations developed by NASA, AEC, and their contractors concerning tools, adaptors, jigs, and fixtures useful in machining a wide variety of materials are presented.

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NASA NTRS1974

Analytical and applied chemistry: A compilation

Analytical chemistry and chemical processes and applied chemistry are presented. The reporting source is given for the dissemination of information.

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NASA NTRS1974

Computer programs: Special applications. A compilation

Computer programs are reported of technological developments in: management techniques, measurements and testing programs, and navigation and tracking programs. Machine requirements, program language, and the reporting source are included for the dissemination of information.

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NASA NTRS1974

Machinery, equipment and tools: A compilation

A selection of new hand tools, modifications of existing tools, and techniques developed in the course of NASA research and development project is presented. The items are presented in two sections: Power Hand Tools and Accessories, and Manual Hand Tools and Accessories.

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NASA NTRS1974

Physical sciences: Thermodynamics, cryogenics, and vacuum technology: A compilation

Technological developments which have potential application outside the aerospace community are reported. A variety of thermodynamic devices including heat pipes and cooling systems are described along with methods of handling cryogenic fluids. Vacuum devices are also described. Pata et information is included.

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NASA NTRS1948

NACA Conference on Turbojet-Engine Thrust Augmentation Research: A Compilation of the Papers Presented by NACA Staff Members

The conference on Turbojet-Engine Thrust-Augmentation Research was organized by the NACA to present in summarized form the results of the latest experimental and analytical investigations conducted at the Lewis Flight Propulsion Laboratory on methods of augmenting the thrust of turbojet engines. The technical discussions are reproduced herewith in the same form in which they were presented. The original presentation in this record are considered as complementary to, rather than substitutes for, the committee's system of complete and formal reports.

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NASA NTRS1974

Fabrication technology: A compilation

Devices and techniques are presented for cutting, shaping, and forming metals. Metal fabrication and coating techniques are discussed. Patent information is presented.

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NASA NTRS1974

Electronic equipment, systems, and techniques: A compilation

Electronic circuits with specialized computer applications and control circuits are presented. Patent information is included.

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NASA NTRS1974

Measurement, testing, and safety technology: A compilation

Methods and techniques in the related areas of measurement, testing, and safety are presented. Measuring techniques and devices and testing methods and devices are described. Articles on equipment modifications or procedures are included. Patent information is presented.

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