Keyword: Maintenance, repair and overhaul (MRO)

Briefs: Materials
NASA has developed a new metal matrix composite (MMC) that can repair itself from large fatigue cracks that occur during the service life of a structure.
Briefs: Materials
The carbon fiber reinforced material can be repeatedly healed with heat.
Briefs: Communications
The film monitors how well aircraft and spacecraft withstand the mechanical stresses of flight.
Articles: AR/AI

To find out about the impact of 5G mobile broadband service on the IoT/IIoT, I interviewed Jai Suri, Vice President, IoT and Blockchain Applications Development, Oracle, and Mike Anderson, Embedded Systems...

Application Briefs: Motion Control
Learn how to outfit your equipment with sensors.
Technology Leaders: Aerospace
Learn different strategies for addressing outdated avionics, like adding in commercial off-the-shelf (COTS) products.
Briefs: Mechanical & Fluid Systems
The valve enables telerobotic resupplying of media such as propellant and pressurant.
Briefs: Aerospace
The switch has uses in circuit protection systems in the electric power grid, high-power military applications, and power for materials processing.
Application Briefs: Test & Measurement
Predictive maintenance is poised to become much more widely adopted, and that will help to boost productivity in a time when we really need it.
NASA Spinoff: Nanotechnology
The NASA-funded nanoparticle lubricant also works in satellites and space vehicles.
Technology Leaders: Aerospace
Aircraft may have a huge amount of data available, but this doesn’t mean it’s the right data to troubleshoot a problem.
Articles: Mechanical & Fluid Systems
The right sensors can cut machine building costs, improve flexibility, and boost customer satisfaction.
Briefs: Mechanical & Fluid Systems

Jet engines can have up to 25,000 individual parts, making regular maintenance a tedious task that can take more than a month per engine. Many components are located deep...

Application Briefs: Electronics & Computers

The Large Synoptic Survey Telescope (LSST), under construction atop 8,737-foot El Peñón peak in northern Chile, is a partnership project of the National...

Briefs: Robotics, Automation & Control
Method and Associated Apparatus for Capturing, Servicing, and De-Orbiting Earth Satellites Using Robotics

Engineers at Goddard Space Flight Center have overcome limitations plaguing the satellite sector since its inception through the development of a robotic system allowing for the autonomous capture and servicing of in-orbit satellites. By...

Briefs: Sensors/Data Acquisition
Sensor Planning Service for Submitting Requests to Task the EO-1

A Web interface framework has been developed that implements the Open Geospatial Consortium (OGC) Sensor Planning Service (SPS) specification. The OGC defines the SPS to “provide information concerning content and encoding of the parameter data that has to be provided in order to...

Briefs: Electronics & Computers
Program to Categorize and Count Observations Performed by the Mars Reconnaissance Orbiter software is designed to read through a description of observations scheduled to be taken by the instruments onboard the Mars Reconnaissance Orbiter (MRO) spacecraft to categorize the observations, and then present totals for the...

Briefs: Information Technology
Program Determines When MRO Observations Span More Than One Spacecraft Sequencing Period

Previously, the Mars Reconnaissance Orbiter (MRO) did not allow observations to go beyond the end of a planning period. However, opportunities for observing the Mars Science Laboratory (MSL) rover occur close enough to these boundaries to require the...

Briefs: Information Technology
Whole Symbol Moments SNR Estimator Analysis and Implementation

A data-dependent algorithm was developed for estimating symbol signal-to-noise ratio (SNR) with a non-integral number of samples per symbol. The classical split symbol SNR estimator algorithm was adapted to incorporate the whole symbol by removing the data polarity.

Briefs: Software
MaROS: Information Management Service

This software is provided by the Mars Relay Operations Service (MaROS) task to a variety of Mars projects for the purpose of coordinating communications sessions between landed spacecraft assets and orbiting spacecraft assets at Mars. The Information Management Service centralizes a set of functions...

Briefs: Information Technology
AutoGen Version 5.0

Version 5.0 of the AutoGen software has been released. Previous versions, variously denoted “Autogen” and “autogen,” were reported in two articles: “Automated Sequence Generation Process and Software” (NPO-30746), Software Tech Briefs (Special Supplement to NASA Tech Briefs), September 2007, page 30, and...

Who's Who: Aerospace

Dr. Robert Romanofsky has over 75 publications and holds five patents in the fields of microwave device technology, high-temperature superconductivity, and the use of...

Briefs: Software
Relay Sequence Generation Software

Due to thermal and electromagnetic interactivity between the UHF (ultra-high frequency) radio onboard the Mars Reconnaissance Orbiter (MRO), which performs relay sessions with the Martian landers, and the remainder of the MRO payloads, it is required to integrate and de-conflict relay sessions with the MRO...

Briefs: Software
Service Management Database for DSN Equipment

This data- and event-driven persistent storage system leverages the use of commercial software provided by Oracle for portability, ease of maintenance, scalability, and ease of integration with embedded, client-server, and multi-tiered applications. In this role, the Service Management Database...

Briefs: Information Technology
Converting From DDOR SASF to APF

A computer program called “ddor_sasf2apf” converts delta-door (delta differential one-way range) request from an SASF (spacecraft activity sequence file) format to an APF (apgen plan file) format for use in the Mars Reconnaissance Orbiter (MRO) mission-planning-and- sequencing process. The APF is used as an...

Briefs: Information Technology
Sequence History Update Tool

The Sequence History Update Tool performs Web-based sequence statistics archiving for Mars Reconnaissance Orbiter (MRO). Using a single UNIX command, the software takes advantage of sequencing conventions to automatically extract the needed statistics from multiple files. This information is then used to populate a...

Briefs: Information Technology
MRO DKF Post-Processing Tool

This software tool saves time and reduces risk by automating two labor-intensive and error- prone post-processing steps required for every DKF [DSN (Deep Space Network) Keyword File] that MRO (Mars Reconnaissance Orbiter) produces, and is being extended to post-process the corresponding TSOE (Text Sequence Of Events)...

Briefs: Information Technology
MRO Sequence Checking Tool

The MRO Sequence Checking Tool program, mro_check, automates significant portions of the MRO (Mars Reconnaissance Orbiter) sequence checking procedure. Though MRO has similar checks to the ODY's (Mars Odyssey) Mega Check tool, the checks needed for MRO are unique to the MRO spacecraft.

Briefs: Information Technology
MRO SOW Daily Script

The MRO SOW daily script (wherein "MRO" signifies "Mars Reconnaissance Orbiter" and "SOW" signifies "sequence systems engineer of the week") is a computer program that automates portions of the MRO daily SOW procedure, which includes checking file-system sizes and automated sequence processor (ASP) log files. The MRO SOW...