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P1901.1.1/D0.7, Sept 2019 - IEEE Approved Draft Standard Test Procedures for IEEE 1901.1 Standard for Medium Frequency (less than 15 MHz) Power Line Communications for Smart Grid Applications
2020 Edition, June 11, 2020 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This Standard specifies the interoperability and compliance testing for IEEE 1901.1, in which Physical (PHY) and media access control (MAC) layers of the medium frequency band (less than 12 MHz) broadband power line communication technology for smart grid applications(SGPLC) based on...

P802.1Qcx/D2.1, Feb2020 - IEEE Approved Draft Standard for Local and Metropolitan Area Networks--Bridges and Bridged Networks Amendment: YANG Data Model for Connectivity Fault Management
2020 Edition, June 11, 2020 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This amendment to IEEE Std 802.1Q-2018 as amended by IEEE 802.1Qcp-2018 provides a YANG data model in support of configuration and operational status information for a subset of Bridging capabilities.

P802.3ca/D3.1, Jan 2020 - IEEE Approved Draft Standard for Ethernet Amendment: Physical Layer Specifications and Management Parameters for 25 Gb/s and 50 Gb/s Passive Optical Networks
2020 Edition, June 11, 2020 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This amendment to IEEE Std 802.3-2018 extends the operation of Ethernet Passive Optical Networks (EPONs) to multiple channels of 25 Gb/s providing both symmetric and asymmetric operation for the following data rates (downstream/upstream): 25/10 Gb/s, 25/25 Gb/s, 50/10 Gb/s, 50/25 Gb/s, and 50/50...

1547.1-2020 - IEEE Standard Conformance Test Procedures for Equipment Interconnecting Distributed Energy Resources with Electric Power Systems and Associated Interfaces
2020 Edition, May 21, 2020 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

The type, production, commissioning, and periodic tests, and evaluations that shall be performed to confirm that the interconnection and interoperation functions of equipment and systems interconnecting distributed energy resources with the electric power system conform to IEEE Std 1547 are...

P802.15.4-REVd/D06, Mar 2020 - IEEE Approved Draft Standard for Low-Rate Wireless Networks
2020 Edition, May 6, 2020 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

The protocol and compatible interconnection for data communication devices using low data-rate, low-power, and low-complexity short-range radio frequency (RF) transmissions in a wireless personal area network (WPAN) are defined in this standard. A variety of physical layers (PHYs) have been defined...

ASTM D1909-13(2020)e1 - Standard Tables of Commercial Moisture Regains and Commercial Allowances for Textile Fibers
June 1, 2020 - ASTM International

4.1 The value listed for the commercial moisture regain and commercial allowance of a specific fiber type is not an experimentally determined quantity but a purely defined value arrived at for commercial purposes by interested parties. The actual moisture regain values of textile materials,...

ASTM D5708-15(2020)e1 - Standard Test Methods for Determination of Nickel, Vanadium, and Iron in Crude Oils and Residual Fuels by Inductively Coupled Plasma (ICP) Atomic Emission Spectrometry
June 1, 2020 - ASTM International

1.1 These test methods cover the determination of nickel, vanadium, and iron in crude oils and residual fuels by inductively coupled plasma (ICP) atomic emission spectrometry. Two different test methods are presented. 1.2 Test Method A (Sections 7 - 11 and 18 - 22)-ICP is used to analyze a sample...

ASTM D4491/D4491M-20e1 - Standard Test Methods for Water Permeability of Geotextiles by Permittivity
June 1, 2020 - ASTM International

1.1 These test methods cover procedures for determining the hydraulic conductivity (water permeability) of geotextiles in terms of permittivity under standard testing conditions, in the uncompressed state. Included are three procedures: the constant head and falling head methods using a water flow...

ASTM E2661/E2661M-20e1 - Standard Practice for Acoustic Emission Examination of Plate-like and Flat Panel Composite Structures Used in Aerospace Applications
June 1, 2020 - ASTM International

5.1 This AE examination is useful to detect micro-damage generation, accumulation, and growth of new or existing flaws. The examination is also used to detect significant existing damage from friction-based AE generated during loading or unloading of these regions. The damage mechanisms that can be...

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