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Power systems without fuel
2016
Renewable & Sustainable Energy Reviews
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The paper is organized by timescale and covers issues like the irrelevance of unit commitment in networks without large, fuel-based generators, the dubiousness of nodal pricing without fuel costs, and ...
Here we provide a thorough investigation of power systems without any fuel-based generation from technical and economic standpoints. ...
trade off terminal voltage and frequency versus active and reactive power. ...
doi:10.1016/j.rser.2015.12.083
fatcat:ogh4dmc5vneohpdwzr4axlvx6q
Exploiting design information to derive object distribution models
2002
IEEE transactions on systems, man and cybernetics. Part A. Systems and humans
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The model is accompanied by a decision support procedure that assists the designer in the search for a satisficing solution in the resulting combinatorial multiple criteria problem. ...
In this paper, we develop an approach for deriving object distribution models by exploiting design information. ...
We employ a multiple criteria decision support procedure ( [50] ) that allows the application designer to trade off sacrifices in some criteria for gains in others. ...
doi:10.1109/tsmca.2002.802815
fatcat:6eeh2hro2jealfvj3epei5mqou
On the Delay-Storage Trade-off in Content Download from Coded Distributed Storage Systems
[article]
2013
arXiv
pre-print
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This trade-off can be used for design of the amount of redundancy required to meet the delay constraints on content delivery. ...
Our system model and results are a novel generalization of the fork-join system that is studied in queueing theory literature. ...
The analysis of download time leads us to an interesting trade-off between download time and storage space, which can be used to design the optimal level of redundancy in a distributed storage system. ...
arXiv:1305.3945v2
fatcat:qbqck32jovcp3p6daptnksm66u
Power Systems Without Fuel
[article]
2015
arXiv
pre-print
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The paper is organized by timescale and covers issues like the irrelevance of unit commitment in networks without large, fuel-based generators, the dubiousness of nodal pricing without fuel costs, and ...
Here we provide a thorough investigation of power systems without fuel from technical and economic standpoints. ...
Inspired by the operation of synchronous generators in bulk power systems, the premise of droop control is to linearly trade off terminal voltage and frequency versus active and reactive power. ...
arXiv:1506.04799v1
fatcat:ijukuqree5hfhlefj3trv2uxbm
Global LCOEs of decentralized off-grid renewable energy systems
[article]
2023
arXiv
pre-print
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The average LCOEs for 100 renewable energy systems have decreased by 9 from 0.54 $_2021/kWh to 0.29 $_2021/kWh, presumably due to cost reductions in renewable energy and storage technologies. ...
Our overview can be employed to verify findings on off-grid systems, to assess where these systems might be deployed and how costs evolve. ...
Acknowledgements This work was supported by the Helmholtz Association under the program "Energy System Design".
CRediT-Statement Conceptualization, J.W.; Data curation: J.W. ...
arXiv:2212.12742v2
fatcat:x2s75adnjzec3k2zpr5a4j2j3a
Information Systems and Healthcare XVII: Operational Stakeholder Relationships in the Deployment of a Data Storage Grid for Clinical Image Backup and Recovery
2008
Communications of the Association for Information Systems
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A data storage grid (DSG) is under development for a federation of clinical sites to provide a cost-effective backup and recovery solution for their clinical images. ...
Socio-technical issues specific to a DSG arise as there are now multiple stakeholders linked together in a network of new relationships. ...
Three or more clinical operations form a federation and swap storage space among themselves creating a low-cost distributed and networked storage system with high availability and fault tolerance as shown ...
doi:10.17705/1cais.02301
fatcat:jp6sfs7x75c6bcwce3dixsdsba
What can coding theory do for storage systems?
2013
ACM SIGACT News
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performance by trading storage space efficiency for access efficiency. ...
This same storage overhead/fault tolerance trade-off has also long been studied in the context of RAID storage units. ...
doi:10.1145/2447712.2447734
fatcat:vqggf6c3gzhiript23pizutsmy
Multiobjective Water Distribution Systems Control of Pumping Cost, Water Quality, and Storage-Reliability Constraints
2014
Journal of water resources planning and management
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This work describes a multi-objective model for trading-off pumping cost and water quality for water distribution systems operation. ...
The proposed approach enables decision makers to take full advantage of the obtained information on a multi-objective scale for trading off, cost, water quality, and storage-reliability requirements. ...
system operation).Future work can: (1) Incorporate tank sizing for designing the system to trade off the water quality and cost of the delivered water versus the cost of storage. (2) Modify the storage ...
doi:10.1061/(asce)wr.1943-5452.0000309
fatcat:kjpeni3krnawvl63itzi7jbjiu
Efficient Redundancy Techniques for Latency Reduction in Cloud Systems
[article]
2017
arXiv
pre-print
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Using these insights, we design a general redundancy strategy that achieves a good latency-cost trade-off for an arbitrary service time distribution. ...
This work helps understand when and how redundancy gives a cost-efficient reduction in latency. ...
The (n, k) fork-join system with k > 1 can serve as a useful model to study content access latency from an (n, k) erasure coded distributed storage system. The (3, 2) fork-join system. ...
arXiv:1508.03599v3
fatcat:f424d3ikrvfofflpfemgmff66e
Vertical partitioning algorithms for database design
1984
ACM Transactions on Database Systems
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A two-phase approach for the determination of fragments is proposed; in the first phase, the design is driven by empirical objective functions which do not require specific cost information. ...
Vertical partitioning is applied in three contexts: a database stored on devices of a single type, a database stored in different memory levels, and a distributed database. ...
ACKNOWLEDGMENTS Many colleagues have participated in discussions on vertical partitioning, and have inspired some of the concepts used here. ...
doi:10.1145/1994.2209
fatcat:roihrotlwzfjbklaei6gu3sl3e
The future of electronics based on memristive systems
2018
Nature Electronics
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The theoretical concept of a memristor was connected to physically measured devices in 2008 and since then there has been rapid progress in the development of such devices, leading to a series of recent ...
We highlight three areas of potential technological impact: on-chip memory and storage, biologically inspired computing and general-purpose in-memory computing. ...
This work was supported in part by the National Science Foundation ...
doi:10.1038/s41928-017-0006-8
fatcat:4olytq7gkjctthfuzq5ivnl2ou
System-level memory optimization for high-level synthesis of component-based SoCs
2014
Proceedings of the 2014 International Conference on Hardware/Software Codesign and System Synthesis - CODES '14
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The design of specialized accelerators is essential to the success of many modern Systems-on-Chip. ...
Our approach enables compositional design-space exploration and promotes design reuse of the accelerator specifications. ...
This work is partially supported by C-FAR, one of the six centers of STARnet, the DARPA PERFECT program (Contract No: HR0011-13-C-0003), the NSF (A#:1219001), and by an ONR Young Investigator Award. ...
doi:10.1145/2656075.2656098
fatcat:gcrgyceaffgwrdkxkfsvgwz5vy
In‐Memory Vector‐Matrix Multiplication in Monolithic Complementary Metal–Oxide–Semiconductor‐Memristor Integrated Circuits: Design Choices, Challenges, and Perspectives
2020
Advanced Intelligent Systems
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We review key existing design choices in terms of device-level physical implementation, circuit-level design, and system-level considerations, and provide an outlook for future directions. ...
In-memory computing has emerged as a prime candidate to eliminate this bottleneck by co-locating the memory and processing. ...
The trade-off here is between a more complex cell design and a higher precision of programming. ...
doi:10.1002/aisy.202000115
fatcat:jbumwsdpwze33paahq5qul2cja
Product development resilience through set-based design
2018
Systems Engineering
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For this example, the SBD Framework approach may cost an extra $11M to execute. That is the immediate trade-off you take with SBD. ...
The approach considers and plans parallel development of alternative designs with progressive selection of options, including time-versus-cost tradeoffs and the impact change-costs. ...
doi:10.1002/sys.21449
fatcat:hpnswuqid5drbizxciwm5d3xge
Energy optimization in wireless medical systems using physiological behavior
2010
Wireless Health 2010 on - WH '10
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These systems have recently enabled a variety of medical monitoring and diagnostic applications in Wireless Health. ...
Our goal is to select a small subset of sensors to accurately capture and/or predict all possible signals of a fully instrumented wearable sensing system. ...
Table 2 summarizes the performance of the proposed combinatorial iterative component assembly algorithm to find the minimum set cover versus the greedy approach. ...
doi:10.1145/1921081.1921097
dblp:conf/wh/NoshadiDMPS10
fatcat:midied2lk5c3th3obvxmj54oui
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