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Criticality-based optimizations for efficient load processing

Samantika Subramaniam, Anne Bracy, Hong Wang, Gabriel H. Loh
2009 2009 IEEE 15th International Symposium on High Performance Computer Architecture  
Our remaining techniques can reuse the predictor (i.e., no additional overhead) to further optimize other aspects of load processing (e.g., caching decisions, store-to-load forwarding, etc.), yielding  ...  Previous work has shown that the criticality of instructions can be dynamically predicted with high accuracy, and that this information can be leveraged to optimize the performance of load value prediction  ...  that instruction criticality is useful for traditional microarchitectures, and we believe that there are still many more opportunities to exploit it.  ... 
doi:10.1109/hpca.2009.4798280 dblp:conf/hpca/SubramaniamBWL09 fatcat:5vltq3xp3fetdhbczsm2syxqny

Comparison of Two Optimal Control Strategies for a Grid Independent Photovoltaic System

Richard Welch, Ganesh Venayagamoorthy
2006 Industry Applications Conference  
This paper presents two optimal control strategies for a grid independent photovoltaic system consisting of a PV collector array, a storage battery, and loads (critical and noncritical loads).  ...  ADHDP critic network is used in a PV system simulation study to train an action neural network (optimal neurocontroller) to provide optimal control for varying PV system output energy and loadings.  ...  to provide adequate coverage to the base (or critical) load.  ... 
doi:10.1109/ias.2006.256673 fatcat:2rlpa4puefbrlmg7arze4hqv5m

A Layout Optimization Method of Composite Wing Structures Based on Carrying Efficiency Criterion

Qun ZHAO, Yunliang DING, Haibo JIN
2011 Chinese Journal of Aeronautics  
The approaching degrees of various failure critical loads in wing panels are employed to gauge the structure's carrying efficiency.  ...  A two-level layout optimization strategy is proposed in this paper for large-scale composite wing structures.  ...  In order to optimize the rib layout effectively, a structural efficiency parameter is proposed as an optimization objective, which is gauged by the approaching degrees of various failure critical loads  ... 
doi:10.1016/s1000-9361(11)60050-2 fatcat:uyza5g7gi5dhfp23ra3xialtce

INCREASING THE EFFICIENCY OF ELECTRIC DRIVES WITH PERIODICAL LOADING BY USING COMPREHENSIVE MATHEMATICAL MODELING MEANS [chapter]

Olena Bibik, Institute of Electrodynamics of the National Academy of Sciences of Ukraine, Ukraine, Oleksandr Popovich, Institute of Electrodynamics of the National Academy of Sciences of Ukraine, Ukraine
2021 Priority areas for development of scientific research: domestic and foreign experience  
the methodology of optimal design based on the criterion of the maximum efficiency of processes under quasi-steady-state modes of operation.  ...  It is shown that by taking into account quasi-static processes, the use of complex mathematical models for the optimal design of asynchronous motors with a periodic load provides an in-crease in efficiency  ...  the methodology of optimal design based on the criterion of the maximum efficiency of processes under quasi-steady-state modes of operation.  ... 
doi:10.30525/978-9934-26-049-0-31 fatcat:aty3xxvdezeflbrhakfc3ot5oy

HDP based optimal control of a grid independent PV system

R.L. Welch, G.K. Venayagamoorthy
2006 2006 IEEE Power Engineering Society General Meeting  
The emphasis of the optimal controller is primarily to supply the critical base load demand at all times.  ...  This paper presents an adaptive optimal control scheme for a grid independent photovoltaic (PV) system consisting of a PV collector array, a storage battery, and loads (critical and non-critical loads)  ...  to provide adequate coverage to the base (or critical) load.  ... 
doi:10.1109/pes.2006.1708905 fatcat:yxurbimdxzdjvdodfacpgee7l4

Optimization of a Part Holder Design Considering Dynamic Loads during Return Stroke of Tool and Ram

Maximilian Burkart, Mathias Liewald, Johannes Wied, Tobias Todzy, Markus Hartmann, Maximilian Müller
2020 Procedia Manufacturing  
However, the acceleration processes of moving masses inside dies are design-critical loads.  ...  However, the acceleration processes of moving masses inside dies are design-critical loads.  ...  However, the acceleration processes of moving masses inside dies are design-critical loads.  ... 
doi:10.1016/j.promfg.2020.04.269 fatcat:otk7pxourbdxhb242uiqdegbze

An Efficient Swarm Optimization Technique for Stability Analysis in IEEE – 14 Bus System

S. Harish Kiran, Subhransu Sekhar Dash, C. Subramani, Somashree Pathy
2016 Indian Journal of Science and Technology  
A hybrid optimization technique has derived by modifying Particle Swarm Optimization (PSO) with Hybrid Genetic Algorithm (HGA) and implemented in identifying the power system network stability conditions  ...  The objective of this study is the Predetermination of stability in power system network by optimization techniques by two different line stability indices.  ...  The proposed index shows a better system stability and loading value compared to the FVSI index.  ... 
doi:10.17485/ijst/2016/v9i13/80524 fatcat:h5fi5d5d4fazpjvafih5fqkgie

An Efficient Smart Weighted and Neighborhood-enabled Load Balancing Scheme for Constraint Oriented Networks

Mohammed Amin Almaiah
2020 International Journal of Advanced Computer Science and Applications  
In the proposed neighborhood-enabled load balancing scheme, every sensor node Ci prefers to route packets through the optimal paths particularly those paths where probability of critical nodes is negligible  ...  Therefore, a simplified and energy efficient loadbalancing scheme is always needed for the resource-limited networks.  ...  Based on that, there is need to develop an efficient communication infrastructure of sensor devices with uniform load balancing to maximize its performance with optimal resource utilization, specifically  ... 
doi:10.14569/ijacsa.2020.0111269 fatcat:fkfp4235yjcs7kdnziojr26a3u

Optimized Energy Management Strategies for Campus Hybrid PV–Diesel Systems during Utility Load Shedding Events

Jacques Maritz
2019 Processes  
During utility load shedding events, campuses are typically driven as Photo Voltaic (PV)–diesel generator hybrid systems, of which the main fossil resource driver is diesel.  ...  In this paper the optimization methodology, required technology infrastructure, possible forecasting algorithms and potential implementation will be discussed.  ...  Figure 3 . 3 Optimization scheme for diesel generator-load interactions based two classes, namely variable and locked banks.  ... 
doi:10.3390/pr7070430 fatcat:xpsqdtt57zaillhknojjwriwce

Scalable Critical-Path Based Performance Analysis

David Bohme, Felix Wolf, Bronis R. de Supinski, Martin Schulz, Markus Geimer
2012 2012 IEEE 26th International Parallel and Distributed Processing Symposium  
of processes.  ...  , such as identifying load imbalance, quantifying the impact of imbalance on runtime, and characterizing resource consumption.  ...  Purely per-process profile based metrics would not show any load imbalance.  ... 
doi:10.1109/ipdps.2012.120 dblp:conf/ipps/BohmeWSSG12 fatcat:wh7prtjjfredpajnlv7sbm3g7m

Analytics Based Maintenance for Offshore Wind Turbines

Esther Lichtenegger
2019 Zenodo  
in O&M Process System Environment Failure Root- Cause Boundary Conditions Load Conditions Physical Damage Model Damage Propagation Critical Load Conditions  ...  development • We support cost reduction via optimization of service and maintenance activities Uptime Engineering GmbH - The Experts for the Reliability Process 6 • Innovative, mechatronic systems  ... 
doi:10.5281/zenodo.3860535 fatcat:re7s62jui5gnhgum6emjgo7yta

Energy dispatch fuzzy controller for a grid-independent photovoltaic system

Richard L. Welch, Ganesh Kumar Venayagamoorthy
2010 Energy Conversion and Management  
consists of a fuzzy logic controller (FLC), PV arrays, battery storage, and two types of loads: a constant critical load and a time-varying non-critical load.  ...  The PV-priority controller attempts to power all loads and then charge the battery resulting on lesser number of days of power to critical loads unlike the optimized FLC.  ...  Fig. 9 . 9 Optimized membership function for current load input. Fig. 10 . 10 Optimized membership function for energy to critical load output.  ... 
doi:10.1016/j.enconman.2009.11.031 fatcat:ha2ejz7vpjfg3kajs4hxypbvha

A Study on Factors Contributing to Efficiency of Scheduling Algorithms in a Cloud Computing Environment; Overview of Several Algorithms

Minoo Soltanshahi, Aliakbar Niknafs
2015 Ciência e Natura  
This article attempted to examine the parameters effective in the efficiency of scheduling algorithms including deadline, cost constraint, balanced loading, power consumption and fault tolerance.  ...  Therefore, it is crucial to present and adopt an efficient algorithm in the cloud environment.  ...  In fact, the workflow is distributed between processors, even though the processing time varies for different processes probably leaving certain heavy-loaded resources idle [15] .  ... 
doi:10.5902/2179460x20804 fatcat:r6lanyyoazca5kn4aaqujj4vha

A Critical Assessment of Demand Response Programs Applied for Optimal Energy Management in Microgrids

2019 International journal of recent technology and engineering  
This paper aims to investigate results obtained from research of several researchers scrutinizingly and analyzed critically for optimal energy management in microgrids using demand response programs.  ...  Microgrid Energy Management is done to optimize microgrid performance.  ...  Efficient resource management. [37] Minimum cost Stochastic optimization Considers fixed & shiftable load Demands.  ... 
doi:10.35940/ijrte.b1123.0782s719 fatcat:fgtz4xv2vnhsvpsani2wovdkb4

Efficient handling of stability problems in shell optimization by asymmetric 'worst-case' shape imperfection

M. Kegl, B. Brank, B. Harl, M. M. Oblak
2008 International Journal for Numerical Methods in Engineering  
(iii) Initial geometric imperfections have to be considered to calculate a reliable critical load of a real structure and to include imperfections into the optimization process.  ...  This is especially important for shell structures, for which the critical load factors may be extremely reduced by imperfections, see e.g. Reference [16].  ...  the formula for sensitivities of the critical load factor, see e.g.  ... 
doi:10.1002/nme.2113 fatcat:i7y2zfrdjfd3pmdhkg7tjtemju
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