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Hongyou Fan Chosen for Prestigious Lecture on Creating Nanomaterials

June 30th, 2015|Categories: Advanced Materials Laboratory, Capabilities, Energy Storage, Energy Storage Systems, Highlights - Energy Research, Materials Science, News, News & Events, Research & Capabilities, Staff|Tags: , , , , , , , , , , , , , , , , , |

Sandia researcher Hongyou Fan to give the 2015 Fred Kavli Distinguished Lecture in Nanoscience. (Photo by Stephanie Blackwell) Sandia researcher Hongyou Fan (at the Advanced Materials Laboratory, operated in cooperation with the University of New Mexico) was selected by the Materials Research Society (MRS) and the Kavli Foundation to deliver the 2015 Fred Kavli Distinguished Lecture in Nanoscience. Fan is the first lecturer affiliated with a national laboratory to be so honored. “I [...]

CRF Researchers Develop New Approach for Low-Cost Emissions Diagnostics

June 26th, 2015|Categories: Capabilities, CRF, Energy, News, News & Events, Sensing, Sensing & Monitoring, Sensors & Optical Diagnostics, Transportation Energy|Tags: , , , , , , , , , , |

Monolithic dual-etalon cavity ring-down spectrometer. Modeling and experiments show that it is feasible to perform multiple-species detection at sub-ppm levels with a low-resolution broad-band infrared laser. Target measurement species include CO2, CH, N2O, NO2, SO2, HCl, and CH4, among others, simultaneously, and without process treatment or dehumidification of the exhaust sample—potentially reducing current emission-monitoring costs and the need for extensive sample preparation. Both the photoacoustic spectroscopy and cavity ring-down methods show promise in [...]

Sandia’s Twistact Project Chosen for DOE’s LabCorps Entrepreneurial Program

June 26th, 2015|Categories: Capabilities, Energy, Energy Efficiency, Highlights - Energy Research, News, News & Events, Renewable Energy, Research & Capabilities, Systems Engineering, Wind Energy|Tags: , , , , , , , , , , , , , , , |

The Sandia-patented rotary electrical contact device and method for providing current to and/or from a rotating member. Twistact is a fundamentally new class of rotary electrical-contact device to replace brush/slip-ring hardware and eliminate the need for rare-earth-element magnets in wind-turbine generators. The Twistact technology provides rolling contact, the electric current spends minimal time on belt, and it is convectively cooled. Sandia National Laboratories’ (SNL’s) Twistact and Lawrence Livermore National Laboratory’s (LLNL’s) Optimization of [...]

Energy Secretary Moniz Highlights Sandia Efforts during Recent Houston Press Conference

June 26th, 2015|Categories: Capabilities, Distribution Grid Integration, Energy, Energy Assurance, Energy Assurance, Energy Storage, Energy Storage Systems, Energy Surety, Grid Integration, Highlights - Energy Research, Infrastructure Assurance, Infrastructure Security, Microgrid, News, News & Events, Research & Capabilities, SMART Grid, Systems Analysis, Systems Engineering, Transmission Grid Integration|Tags: , , , , , , , , , , |

As he spoke to oil and gas executives at the IHS Energy CERAWeek conference, Secretary Moniz’s focus was on the nation’s aging energy infrastructure—and everything that should be done to modernize it amid a do­mestic energy revolution, climate change, and evolving business models. Moniz spoke to the assembled executives about the just-released QER and the changing face of domestic energy. “A good example of the way you’d like to see things work is in New [...]

Crude Oil Properties Relevant to Handling and Fire Safety in Transport

June 19th, 2015|Categories: Analysis, Capabilities, Carbon Capture & Storage, Energy, Fuel Options, Infrastructure Security, News, News & Events, Office of Fossil Energy, Partnership, Research & Capabilities, Transportation Energy|Tags: , , , , , , , , , , , , , |

The Department of Energy commissioned a technical team through Sandia National Laboratories to examine the properties of tight crude oils as they relate to potential combustion events in the rail transport environment. Key investigation objectives are to characterize and define tight crude oils based on their chemical and physical properties, and identify properties that could contribute to increased potential for accidental combustion. A fireball from the Lac-Mégantic train derailment. (photo credit: Public Herald, Creative [...]

Waste Isolation Pilot Plant Technical Assessment Report Released

June 18th, 2015|Categories: Analysis, Energy, Facilities, News, News & Events, Nuclear Energy, Research & Capabilities, Waste Isolation Pilot Plant|Tags: , , , , , , , , , , , , , , , , , , |

The DOE released a report by an independent technical assessment team (TAT) that evaluated the mechanisms and chemical reactions contributing to the failure of a waste drum at the Waste Isolation Pilot Plant (WIPP) in Carlsbad, NM. The TAT concluded that one drum, Drum 68660, was the source of radioactive contamination released during the February 14, 2014, radiological event at WIPP. The contents of Drum 68660 were chemically incompatible and the drum breached as a [...]

Turbulent Mixed-Mode Combustion Studied in a New Piloted Burner

June 17th, 2015|Categories: Capabilities, CRF, Fuel Options, News, News & Events, Office of Science, Research & Capabilities, Transportation Energy|Tags: , , , , , , , , , , , |

Isometric solid model of the piloted burner (left) and cutaway schematic (right) with dimensions in millimeters. Flame stability is an important trait of practical combustors that impacts combustion emissions and the ability of the combustor to operate effectively with changing fuel and oxidizer compositions and flow rates. Fuel and oxidizer in combustion systems are rarely perfectly premixed or perfectly segregated as they enter the flame zone. Combustion models must accurately predict the behavior [...]

Strategic Petroleum Reserve: Nitrogen Monitoring & Integrity Testing of SW Louisiana Caverns

June 17th, 2015|Categories: Carbon Capture & Storage, Geoscience, Modeling, Modeling, Modeling & Analysis, Modeling & Analysis, Monitoring, News, News & Events, Research & Capabilities, Systems Analysis|Tags: , , , , , , , , , |

As the US Strategic Petroleum Reserve (SPR) storage caverns age, the integrity of the cavern wells has emerged as a significant issue, which requires mitigation. SPR has been holding nitrogen on several cavern storage wells since November 2012. Pressure prediction as a function of time for WH117A. Inset shows model predictions during the nitrogen test as it compared to the observed wellhead pressure data. These wells exhibited some level of anomalous pressurization behavior [...]

Black Engineer of the Year Award

June 17th, 2015|Categories: Capabilities, Highlights - Energy Research, Materials Science, News, News & Events, Research & Capabilities, Staff|Tags: , , , , , , , |

Sandia materials scientist Jon Madison (in Sandia’s Materials Mechanics & Tribology Dept.) was recently named the winner of a Black Engineer of the Year Award (BEYA) for Most Promising Scientist. Sandia National Laboratories materials scientist Jon Madison says a key to his academic and professional success was listening to the adults in his life. “I don’t pretend to know everything,” he said. “I listened to the people who had my best interests at heart: [...]

Asian-American Engineer of the Year (AAEOY) Awards

June 17th, 2015|Categories: Capabilities, Highlights - Energy Research, Materials Science, News, News & Events, Photo, Research & Capabilities|Tags: , , , , , |

Two Sandia engineers were recognized during the 2015 AAEOY Awards Gala held in late February: Somuri Prasad (in Sandia’s Materials Mechanics &Tribology Dept.) received his AAEOY Award for pioneering contributions to the science/applications of tribology (interacting surfaces in relative motion) and mentorship of graduate students, postdoctoral associates, and early-career staff. Patrick Feng (in Sandia’s Rad/Nuc Detection Materials and Analysis Dept.) received the Asian-American Most Promising Engineer Award for groundbreaking contributions to organic-based radiation-detection materials and [...]

Department of Energy Secretary’s Honor Award Winner

June 17th, 2015|Categories: Climate, Computational Modeling & Simulation, Global, Global, Global Climate & Energy, Global Climate & Energy, Modeling, Modeling, Modeling & Analysis, Modeling & Analysis, News, News & Events, Partnership|Tags: , , , , , , , , |

Sandia’s Mark Taylor is the chief computational scientist for the Department of Energy’s Accelerated Climate Modeling for Energy (ACME) executive council team. (Photo by Randy Montoya) The Energy Secretary selected the Accelerated Climate Modeling for Energy (ACME) executive council team to receive a 2014 Honor Award. The ACME executive council team includes researchers William Collins from Lawrence Berkeley National Laboratory, David Bader from Lawrence Livermore National Laboratory, and Mark Taylor from Sandia National [...]

DOE EERE Technologist in Residence Pilot

June 1st, 2015|Categories: Energy, Energy Efficiency, News, News & Events, Renewable Energy, Research & Capabilities, Solar, Systems Engineering, Transportation Energy, Water Power, Water Security, Wind Energy|Tags: , , , , , |

The EERE Technologist in Residence pilot program is intended to catalyze strong national laboratory–industry relationships that result in significant growth in high-impact collaborative R&D. This pilot program’s goals are to increase collaborative R&D between national laboratories and private-sector companies and develop a streamlined method for companies to establish long-term relationships with national laboratories that result in collaborative R&D. Learn more about the Technologist in Residence pilot and solicitation in the informational webinar’s archived video, questions [...]

Literature Survey of Crude Oil Properties Relevant to Handling and Fire Safety in Transport

May 27th, 2015|Categories: Carbon Capture & Storage, Infrastructure Security, News, Uncategorized|

The Department of Energy (DOE) is helping to develop an understanding of scientific questions associated with the production, treatment, and transportation of crude oils, including Bakken crude oil. To support this effort, the Department’s Sandia National Laboratory recently completed a report in cooperation with the Department of Transportation, Literature Survey of Crude Oil Properties Relevant to Handling and Fire Safety in Transport, (SAND2015-1823) Unlimited Release, Printed March 2015.  The report can also be downloaded from the Office of [...]

New Report Describes Joint Opportunities for Natural Gas and Hydrogen Fuel-Cell Vehicle Markets

March 6th, 2015|Categories: Capabilities, Center for Infrastructure Research and Innovation (CIRI), Computational Modeling & Simulation, Energy, Energy Storage, Energy Storage Systems, Facilities, Infrastructure Security, Modeling, Modeling & Analysis, News, News & Events, Partnership, Research & Capabilities, Systems Analysis, Systems Engineering, Transportation Energy|Tags: , , , , , , , , , , , , |

Hydrogen and natural gas share a number of common entry to market barriers. (Image from DOE-EERE Fuel Cell Technologies Office.) Sandia, supported by the DOE’s Vehicle Technologies and Fuel Cell Technologies offices (within the DOE Office of Energy Efficiency and Renewable Energy, EERE), recently released “Transitioning the Transportation Sector: Exploring the Intersection of Hydrogen Fuel Cell and Natural Gas Vehicles.” The September 2014 workshop considered common opportunities and challenges in expanding hydrogen and [...]

Sandians Participate in 46th Annual American Geophysical Union (AGU) Conference

March 5th, 2015|Categories: Carbon Capture, Carbon Capture & Storage, Carbon Storage, Climate, Earth Sciences Research Center, Energy, Energy Storage, Global Climate & Energy, Global Climate & Energy, Infrastructure Security, Modeling, Modeling & Analysis, News, News & Events, Partnership, Systems Analysis|Tags: , , , , |

Fifty-six Sandians from ten Centers joined more than 22,000 geoscience professionals, students, and academics at the December AGU Fall Meeting. Sandia staff chaired multiple technical sessions and gave dozens of presentations on topics ranging from improved climate models to performance models for underground waste storage to 3D printing and digital rock physics. Marianne Walck (Director of Sandia’s Geoscience, Climate, & Consequence Effects Center and the Climate & Environment Program Area) co-hosted a town hall with [...]

Resolving a Key to How Stars Transmit Energy

March 5th, 2015|Categories: Energy, News, News & Events, Nuclear Energy, Office of Science, Research & Capabilities|Tags: , , , , , , , , |

Sandia physicist Jim Bailey observes a wire array that will heat foam to roughly 4 million degrees until it emits a burst of X-rays that heats a foil target to the interior conditions of the sun. Working at temperatures matching the interior of the sun, researchers at Sandia National Laboratories’ Z machine have been able to determine experimentally, for the first time in history, iron’s role in inhibiting energy transmission from the center [...]

Sandians Win ‘Best Paper’ Award at Photovoltaic Conference in Japan

March 4th, 2015|Categories: Computational Modeling & Simulation, Energy, Facilities, News, News & Events, Photovoltaic, Photovoltaic Regional Testing Center (PV RTC), Photovoltaic Systems Evaluation Laboratory (PSEL), Renewable Energy, Solar, Solar Newsletter, SunShot, Systems Analysis|Tags: , , , , , , , , , , , , , , |

A research team that included Sandians Clifford Hansen and Joshua Stein (in Sandia’s Photovoltaic & Distributed Systems Integration Dept.) and Katherine Klise (in Sandia’s Geotechnology and Engineering Dept.) received a Best Paper Award for their work “Photovoltaic System Model Calibration Using Monitored System Data,” presented at the 6th World Conference on Photovoltaic Energy Conversion (WCPEC) held in Kyoto, Japan, in November 2014. This paper was presented at the WCPEC's joint “Characterization and Modules Reliability” and [...]

Sandia Research on PV Arc-Fault Detection Submitted for US Patent

March 4th, 2015|Categories: Computational Modeling & Simulation, Energy, Facilities, News, News & Events, Photovoltaic, Photovoltaic Regional Testing Center (PV RTC), Photovoltaic Systems Evaluation Laboratory (PSEL), Renewable Energy, Solar, Solar Newsletter, SunShot, Systems Analysis|Tags: , , , , , , , , , , , |

Different types of parallel arc-faults on the DC side of a PV array. Sandia National Laboratories/Tigo Energy researchers recently submitted an application for a US patent related to research on arc-fault detection and circuit interruption in solar photovoltaic (PV) systems. Sandia’s patent-pending methods, filed as Identifying an Arc-Fault Type in Photovoltaic Arrays, allow AFCIs to distinguish between series and parallel faults. The 2011 National Electrical Code® requires PV DC series arc-fault protection, but [...]

PV Plant Performance Technical Briefing Published in PV Power Tech

March 4th, 2015|Categories: Computational Modeling & Simulation, Energy, Facilities, News, News & Events, Photovoltaic, Photovoltaic Systems Evaluation Laboratory (PSEL), Renewable Energy, Solar, Solar Newsletter, SunShot|Tags: , , , , , , , , , , , , , , , |

The state of the art in PV system monitoring is relatively simplistic, relying either on comparisons of outputs between various parts of the system (e.g., inverters) or on an evaluation of a performance metric that normalizes output to available irradiance and other environmental conditions. However, neither of these methods is very effective in discovering the source of identified problems or in identifying component-level failures, especially if they occur at the module or string level and thus [...]

Recent Sandia Secure, Scalable Microgrid Advanced Controls Research Accomplishments

March 3rd, 2015|Categories: Capabilities, Distribution Grid Integration, Energy, Energy Storage, Energy Storage Systems, Energy Surety, Grid Integration, Infrastructure Security, Microgrid, Modeling & Analysis, News, News & Events, Renewable Energy, Research & Capabilities, SMART Grid, Systems Engineering|Tags: , , , , , , , , , , , , , , , , , , |

A recently completed Grand Challenge Laboratory-Directed Research and Development project resulted in a secure, scalable microgrid (SSM) research facility that is actively engaged in developing technologies to solve many of the nation’s most complex challenges in satisfying its electric energy needs. Initial focus has been on enabling resilient and reliable performance when incorporating high penetration levels of stochastic† renewable-energy (RE) sources in power systems. Theories and concepts from multiple fields were integrated to advance solutions [...]