Cost or performance targets for new bit technologies can be established with the aid of a drilling cost model. In this … technologies to a linear function of relative cost and performance parameters. This simple model, or analysis tool, is not intended … results can develop insights into the economics associated with bit performance, life, and cost. This paper includes …

appear to influence safety performance in some systematic way, (2) Should organizational factors research focus at the plant …

likely due to the lack of comprehensive error and performance shaping factor taxonomies, and the limited data available on … Contributing Influences for Error (FRANCIE) with a taxonomy for airline maintenance tasks. The assignment of performance shaping … factors to generic errors by experts proved to be valuable to qualitative modeling. Performance shaping factors and error …

, develop standardized methods to assess DR availability and performance, and to build confidence among policymakers, utilities … likely performance during declared curtailments events, but appear to be getting better as they and their agents gain …

performance and an economic comparison of the two alternative system architectures. …

--albeit imprecise--goal in all these activities is to ''optimize performance,'' which is to have maximal success/profit/return with … itself to the overall performance and affordability. This is not unreasonable, since oftentimes major upgrades on some …

production performance of domestic petroleum and/or natural gas stripper wells. The consortium creates a partnership with the U …

Area 3 and Area 5 Radioactive Waste Management Sites (RWMSs) performance assessments (PAs) and composite analyses (CAs …

, starting with pre-defined nominal error rates for cognitive vs. action oriented tasks, and incorporating performance shaping … nominal, degraded, and severely degraded human performance for individual PSFs. Additionally, some PSFs feature multipliers to … reflect enhanced performance. Although SPAR-H enjoys widespread use among industry and regulators, current source documents on …

improved capability and performance rather than vendor lock-in. Some of these standards appear to be gaining traction in the …