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Technical Paper

LIGHTNING TEST FACILITIES MEASUREMENT TECHNIQUES

1970-02-01
700918
The increasing use of small artificial lightning generation facilities for developmental testing of aircraft components by the manufacturer has required the measurements of the test currents in the presence of the strong electromagnetic fields associated with the high current discharges. Special techniques are presented for the set up of the facility high current paths and for the use of measurement equipment such as the oscilloscopes and high current sensors to assure that reasonably accurate measurements of the current waveforms are obtained.
Standard

LIGHTWEIGHT HEADSET AND BOOM MICROPHONE

1972-03-03
CURRENT
ARINC535A
Defines standards for a lightweight headset with integral boom microphone suitable for pilot use in conventional airborne radio installations.
Standard

LIGHTWEIGHT HEADSET AND BOOM MICROPHONE

2016-06-06
CURRENT
ARINC535B-1
This document describes the aircraft industry recommendations for a headset with integral boom microphone suitable for pilot use in all types of aircraft using conventional radio installations. This document, ARINC Characteristic 535B, is in addition to and does not supersede the older ARINC Characteristic 535A: Lightweight Headset and Boom Microphone, dated March 3, 1972.
Technical Paper

LIMITATIONS OF ATB/CVS AS AN ACCIDENT RECONSTRUCTION TOOL

1997-02-24
971045
Occupant simulation models have been used to study trends or specific design changes in “typical” accident modes such as frontal, side, rear, and rollover. This paper explores the usage of the Articulated Total Body Program (ATB) as an accident reconstruction tool. The importance of model validation is discussed. Specific areas of concern such as the contact model, force-deflection data, occupant parameters, restraint system models, head/neck loadings, padding, and intrusion are discussed in the context of accident reconstruction.
Technical Paper

LIMITATIONS OF DIESEL ENGINE TESTS IN FORMULATING GASOLINE ENGINE OILS

1958-01-01
580253
SUMMARY An examination of the engine cleanliness characteristics of crankcase lubricants measured in field tests in passenger cars, taxi-cabs, light delivery trucks, and heavy-duty gasoline engine trucks has failed to disclose a relationship with the deposits formed in laboratory Caterpillar diesel engine tests.
Standard

LIMITS AND METHODS OF MEASUREMENT OF RADIO INTERFERENCE CHARACTERISTICS OF VEHICLES AND DEVICES (20-1000 MHz)

1979-06-01
HISTORICAL
J551_197906
This SAE Standard covers the measurement of Impulse Electric Field Strength radiated over the frequency range of 20–1000 MHz from a vehicle or other device powered by an internal combustion engine or electric motor. Operation of all engines (main and auxiliary) on a vehicle or other device is included. All equipment normally operating when the engine is running is also included, except operator-controlled equipment, which is excluded. The recommended limit applies only to complete vehicles or devices in their final manufactured form. Vehicle mounted rectifiers used for battery charging in electric vehicles are included in this specification when operated in their charging mode.
Standard

LIMITS AND METHODS OF MEASUREMENT OF RADIO INTERFERENCE CHARACTERISTICS OF VEHICLES AND DEVICES (20–1000 MHz)

1978-10-01
HISTORICAL
J551F_197810
This SAE Standard covers the measurement of Impulse Electric Field Strength radiated over the frequency range of 20–1000 MHz from a vehicle or other device powered by an internal combustion engine or electric motor. Operation of all engines (main and auxiliary) on a vehicle or other device is included. All equipment normally operating when the engine is running is also included, except operator-controlled equipment, which is excluded. The recommended limit applies only to complete vehicles or devices in their final manufactured form. Vehicle mounted rectifiers used for battery charging in electric vehicles are included in this specification when operated in their charging mode.
Standard

LIMITS AND METHODS OF MEASUREMENT OF RADIO INTERFERENCE CHARACTERISTICS OF VEHICLES AND DEVICES (20–1000 MHz)

1977-06-01
HISTORICAL
J551E_197706
This standard covers the measurement of impulsive electromagnetic radiation over the frequency range of 20–1000 MHz from a vehicle or other device powered by an internal combustion engine or electric motor. Operation of all engines (main and auxiliary) on a vehicle or other device is included. All equipment normally operating when the engine is running is also included, except operator-controlled equipment, which is excluded. The recommended limit applies only to complete vehicles or devices in their final manufactured form. Vehicle mounted rectifiers used for battery charging in electric vehicles are included in this specification when operated in their charging mode.
Standard

LIMITS, TABLE OF LIMITS, AND LUBRICATION CHARTS

1995-05-01
HISTORICAL
AS176B
This specification covers the requirements for the preparation of Limits, Table of Limits and Lubrication Charts in published form for service and production use.
Technical Paper

LIN Bus and its Potential for Use in Distributed Multiplex Applications

2001-03-05
2001-01-0072
The increasing features and complexity of today's automotive architectures are becoming increasingly difficult to manage. Each new innovation typically requires additional mechanical actuators and associated electrical controllers. The sheer number of black boxes and wiring are being limited not by features or cost but by the inability to physically assemble them into a vehicle. A new architecture is required which will support the ability to add new features but also enable the Vehicle Assembly Plants to easily assemble and test each subsystem. One such architecture is a distributed multiplex arrangement that reduces the number of wires while enabling flexibility and expandability. Previous versions have had to deal with issues such as noise immunity at high switching currents. The LIN Bus with its low cost and rail-to-rail capability may be the key enabling technology to make the multiplexed architecture a reality.
Standard

LIN Network for Vehicle Applications

2004-08-01
HISTORICAL
J2602_200408
This document covers the requirements for SAE implementations based on LIN 2.0. Requirements stated in this document will provide a minimum standard level of performance to which all compatible ECUs and media shall be designed. This will assure full serial data communication among all connected devices regardless of supplier. The goal of SAE J2602 is to improve the interoperability and interchangeability of LIN devices within a network by resolving those LIN 2.0 requirements that are ambiguous, conflicting, or optional. Moreover, SAE J2602 provides additional requirements that are not present in LIN 2.0 (e.g., fault tolerant operation, network topology, etc.). This document is to be referenced by the particular vehicle OEM component technical specification that describes any given ECU in which the single wire data link controller and physical layer interface is located. Primarily, the performance of the physical layer is specified in this document.
Standard

LIN Network for Vehicle Applications

2012-11-19
HISTORICAL
J2602/1_201211
This document covers the requirements for SAE implementations based on LIN 2.0. Requirements stated in this document will provide a minimum standard level of performance to which all compatible ECUs and media shall be designed. This will assure full serial data communication among all connected devices regardless of supplier. The goal of SAE J2602-1 is to improve the interoperability and interchangeability of LIN devices within a network by resolving those LIN 2.0 requirements that are ambiguous, conflicting, or optional. Moreover, SAE J2602-1 provides additional requirements that are not present in LIN 2.0 (e.g., fault tolerant operation, network topology, etc.). This document is to be referenced by the particular vehicle OEM component technical specification that describes any given ECU in which the single wire data link controller and physical layer interface is located. Primarily, the performance of the physical layer is specified in this document.
Standard

LIN Network for Vehicle Applications

2021-10-01
CURRENT
J2602-1_202110
This document covers the requirements for SAE implementations based on ISO 17987:2016. Requirements stated in this document will provide a minimum standard level of performance to which all compatible ECUs and media shall be designed. This will assure full serial data communication among all connected devices regardless of supplier. The goal of SAE J2602-1 is to improve the interoperability and interchangeability of LIN devices within a network by adding additional requirements that are not present in ISO 17987:2016 (e.g., fault tolerant operation, network topology, etc.). The intended audience includes, but is not limited to, ECU suppliers, LIN controller suppliers, LIN transceiver suppliers, component release engineers, and vehicle system engineers. The term “master” has been replaced by “commander” and term “slave” with “responder” in the following sections.
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