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Standard

Prognostics for Aerospace Propulsion Systems

2020-10-14
CURRENT
AIR5871A
This document applies to prognostics of aerospace propulsion systems. Its purpose is to define the meaning of prognostics in this context, explain their potential and limitations, and to provide guidelines for potential approaches for use in existing condition monitoring environments.
Standard

Aircraft Propulsion System Performance Nomenclature

2015-01-15
CURRENT
AS6502
This SAE Aerospace Standard (AS) provides classical propulsion system performance parameter names for aircraft propulsion systems and their derivatives, and describes the logical framework by which new names can be constructed.
Standard

Supplemental Propulsion System Performance Station Designation

2019-01-03
CURRENT
AIR6508
This SAE Aerospace Information Report (AIR) supplements the AS755 performance station designation system for complex or unconventional propulsion cycles and their derivatives. The station numbering conventions presented herein are for use in all communications concerning propulsion system performance such as computer programs, data reduction, design activities, and published documents. ...The station numbering conventions presented herein are for use in all communications concerning propulsion system performance such as computer programs, data reduction, design activities, and published documents.
Standard

Silver, Copper and Nickel Alloy Brazed Joints for Aerospace Propulsion Systems

2001-10-01
CURRENT
ARP573D
This recommended practice covers design requirements for silver, copper and nickel brazed joints, primarily for tube connections, for aerospace propulsion systems. The environmental conditions stated herein, and those given in the applicable AMS specifications, provide the limitations of this ARP.
Technical Paper

Requirements for Space Propulsion Systems

1968-02-01
680360
This paper explores some of the many considerations which enter into the choice of a specific spacecraft propulsion system for a particular application. The environment and its influence on propulsion requirements are discussed in general terms, characteristics of several propellant combinations are presented and an example of a typical ambitious mission is used. ...A general conclusion is that the state of the art of spacecraft propulsion technology must advance on a broad front in the time period prior to project definition in order to provide the technological options which allow significant optimization of the complete project propulsion system. ...A general conclusion is that the state of the art of spacecraft propulsion technology must advance on a broad front in the time period prior to project definition in order to provide the technological options which allow significant optimization of the complete project propulsion system.
SAE MOBILUS Subscription

Power and Propulsion Annual Subscription

2017-11-01
When staying informed of the latest advancements in applied methods and technology is important to you, the technical content in the Power and Propulsion Annual Subscription provides information on current power and propulsion engineering practices and advancements such as electric aircraft and renewable fuels. ...The Power and Propulsion Annual Subscription is a collection of technical papers, books, videos, magazines, white papers, and TechInsights all related to Power and Propulsion areas of interest for aerospace professionals. ...The Power and Propulsion Annual Subscription is a collection of technical papers, books, videos, magazines, white papers, and TechInsights all related to Power and Propulsion areas of interest for aerospace professionals. When staying informed of the latest advancements in applied methods and technology is important to you, the technical content in the Power and Propulsion Annual Subscription provides information on current power and propulsion engineering practices and advancements such as electric aircraft and renewable fuels.
SAE MOBILUS Subscription

Power and Propulsion Standards Subscription

2017-11-01
The Power and Propulsion Standards Subscription is an annual subscription to the historical and current standards output by the following committees: (G-22) Aerospace Engine Supplier Quality (AESQ) Committee (G-27) Lithium Battery Packaging Performance (A-21) Aircraft Noise Measure and Noise Aviation Emission Modeling (AE-5) Aerospace Fuel, Inerting, and Lubrication Systems Steering Group (AE-5A) Aerospace Fuel, Inerting, and Lubrication Systems (AE-5B) Aircraft and Engine Fuel and Lubricant Systems Components (AE-5C) Aviation Ground Fueling Systems (AE-5D) Fuel Tank Flammability Reduction Systems (EG-1) Aerospace Propulsion System Support Equipment (EG-1B1) Power Tools (S-15) Gas Turbine Performance Simulation Nomenclature and Interfaces (E-38) Aviation Piston Engine Fuels and Lubricants (E-31P) Particulate Matter (E-34) Propulsion Lubricants (S-12) Helicopter Powerplant (E-32) Aerospace Propulsion Systems Health Management (AE-1) Engine Accessory Installations (AE-6) Starting Systems and Auxiliary Power (E-25) General Standards for Aerospace and Propulsion Systems (E-25A) Nuts/Inserts TG (E-25B) Bolts/Studs/Screws TG (E-25D) Lubricants/Coatings/Misc TG (E-30) Propulsion Ignition Systems (EG-1A) Balancing (EG-1E) Gas Turbine Engine Test Facilities and Equipment (S-16) Turbine Engine Inlet Flow Distortion (EG-1B) Hand Tools (E-33) In-Flight Propulsion Measurement (E-36) Electronic Engine Controls Updated as new standards are published, users will have access to all the latest aerospace standards surrounding power and propulsion methods, materials, and technologies. ...The Power and Propulsion Standards Subscription is an annual subscription to the historical and current standards output by the following committees: (G-22) Aerospace Engine Supplier Quality (AESQ) Committee (G-27) Lithium Battery Packaging Performance (A-21) Aircraft Noise Measure and Noise Aviation Emission Modeling (AE-5) Aerospace Fuel, Inerting, and Lubrication Systems Steering Group (AE-5A) Aerospace Fuel, Inerting, and Lubrication Systems (AE-5B) Aircraft and Engine Fuel and Lubricant Systems Components (AE-5C) Aviation Ground Fueling Systems (AE-5D) Fuel Tank Flammability Reduction Systems (EG-1) Aerospace Propulsion System Support Equipment (EG-1B1) Power Tools (S-15) Gas Turbine Performance Simulation Nomenclature and Interfaces (E-38) Aviation Piston Engine Fuels and Lubricants (E-31P) Particulate Matter (E-34) Propulsion Lubricants (S-12) Helicopter Powerplant (E-32) Aerospace Propulsion Systems Health Management (AE-1) Engine Accessory Installations (AE-6) Starting Systems and Auxiliary Power (E-25) General Standards for Aerospace and Propulsion Systems (E-25A) Nuts/Inserts TG (E-25B) Bolts/Studs/Screws TG (E-25D) Lubricants/Coatings/Misc TG (E-30) Propulsion Ignition Systems (EG-1A) Balancing (EG-1E) Gas Turbine Engine Test Facilities and Equipment (S-16) Turbine Engine Inlet Flow Distortion (EG-1B) Hand Tools (E-33) In-Flight Propulsion Measurement (E-36) Electronic Engine Controls Updated as new standards are published, users will have access to all the latest aerospace standards surrounding power and propulsion methods, materials, and technologies. ...The Power and Propulsion Standards Subscription is an annual subscription to the historical and current standards output by the following committees: (G-22) Aerospace Engine Supplier Quality (AESQ) Committee (G-27) Lithium Battery Packaging Performance (A-21) Aircraft Noise Measure and Noise Aviation Emission Modeling (AE-5) Aerospace Fuel, Inerting, and Lubrication Systems Steering Group (AE-5A) Aerospace Fuel, Inerting, and Lubrication Systems (AE-5B) Aircraft and Engine Fuel and Lubricant Systems Components (AE-5C) Aviation Ground Fueling Systems (AE-5D) Fuel Tank Flammability Reduction Systems (EG-1) Aerospace Propulsion System Support Equipment (EG-1B1) Power Tools (S-15) Gas Turbine Performance Simulation Nomenclature and Interfaces (E-38) Aviation Piston Engine Fuels and Lubricants (E-31P) Particulate Matter (E-34) Propulsion Lubricants (S-12) Helicopter Powerplant (E-32) Aerospace Propulsion Systems Health Management (AE-1) Engine Accessory Installations (AE-6) Starting Systems and Auxiliary Power (E-25) General Standards for Aerospace and Propulsion Systems (E-25A) Nuts/Inserts TG (E-25B) Bolts/Studs/Screws TG (E-25D) Lubricants/Coatings/Misc TG (E-30) Propulsion Ignition Systems (EG-1A) Balancing (EG-1E) Gas Turbine Engine Test Facilities and Equipment (S-16) Turbine Engine Inlet Flow Distortion (EG-1B) Hand Tools (E-33) In-Flight Propulsion Measurement (E-36) Electronic Engine Controls Updated as new standards are published, users will have access to all the latest aerospace standards surrounding power and propulsion methods, materials, and technologies.
Technical Paper

Mars Lander Propulsion

1968-02-01
680732
Mars landing vehicle descent propulsion is discussed in the light of the constraints of the mission, the environment, and the interfacing functions. ...The presence of a largely undefined, tenuous atmosphere is shown to produce a great variability of initial and boundary conditions for the propulsion phase of descent. The mission provides numerous subtle constraints of formidable importance to the propulsion implementation. ...The mission provides numerous subtle constraints of formidable importance to the propulsion implementation. The current requirement for prelaunch, in-situ, thermal sterilization is paramount among these.
Technical Paper

ELECTRIC PROPULSION SYSTEMS

1960-01-01
600043
THE NUCLEAR turboelectric ion propulsion system operates as follows: 1. A nuclear reactor supplies thermal energy to a vapor boiler. 2. ...Electric propulsion systems can be used in a wide variety of space missions, including satellite sustainers, lunar cargo transport, and interplanetary missions.*
Book

Advances in Electric Propulsion

2017-05-18
Aviation propulsion development continues to rely upon fossil fuels for the vast majority of commercial and military applications. ...With those challenges in mind, research and development of more efficient and electric propulsion systems will expand. Fuel-cell technology is but one example that addresses such emission and resource challenges, and others, including negligible acoustic emissions and the potential to leverage current infrastructure models. ...Requirements for greater flight time, stealth characteristics, and thrust-to-power ratios adds urgency to the development of efficient propulsion methods for applications such as UAVs, which looks to technologies such as asymmetrical capacitors to enhance electric propulsion efficiency.
Technical Paper

Propulsion System Optimization for the ATT

1971-02-01
710760
This paper reviews a recent internal study by Pratt & Whitney to define the optimum propulsion system characteristics for a commercial transport designed to fly at Mach 0.95. The impact on aircraft gross weight of propulsion cycle characteristics such as bypass ratio, overall pressure ratio, turbine temperature, nacelle weight, and drag as well as the important criteria of noise is reviewed. ...The impact on aircraft gross weight of propulsion cycle characteristics such as bypass ratio, overall pressure ratio, turbine temperature, nacelle weight, and drag as well as the important criteria of noise is reviewed.
Book

Gas Turbine Propulsion Systems

2011-01-01
Major changes in gas turbine design, especially in the design and complexity of engine control systems, have led to the need for an up-to-date, systems-oriented treatment of gas turbine propulsion. Pulling together all of the systems and subsystems associated with gas turbine engines in aircraft and marine applications, this book discusses the latest developments in the field. ...Chapters include: • Aircraft engine systems functional overview • Marine propulsion systems • Fuel control and power management systems • Engine lubrication and scavenging systems • Nacelle and ancillary systems • Engine certification • Unique engine systems • Future development in gas turbine propulsion systems Written from a wholly practical perspective by two authors with long careers in the gas turbine and fuel systems industries, this book provides an excellent resource for project and program managers in the gas turbine engine community, the aircraft OEM community, and tier 1 equipment suppliers in Europe and the United States. ...Chapters include: • Aircraft engine systems functional overview • Marine propulsion systems • Fuel control and power management systems • Engine lubrication and scavenging systems • Nacelle and ancillary systems • Engine certification • Unique engine systems • Future development in gas turbine propulsion systems Written from a wholly practical perspective by two authors with long careers in the gas turbine and fuel systems industries, this book provides an excellent resource for project and program managers in the gas turbine engine community, the aircraft OEM community, and tier 1 equipment suppliers in Europe and the United States.
Technical Paper

Lear Fan Propulsion System

1980-04-01
800609
An aircraft propulsion system for Mach .6 flight is being developed which utilizes two turboshaft engines driving a pusher propeller through driveshafts and a combining gearbox.
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