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Optimizing Power Consumption in Large Scale Storage Systems

Lakshmi Ganesh, Hakim Weatherspoon, Mahesh Balakrishnan, Ken Birman
2007 USENIX Workshop on Hot Topics in Operating Systems  
A significant fraction of the total cost of ownership of these large-scale storage systems is the cost of keeping hundreds of thousands of disks spinning.  ...  We also present some initial simulation results that add weight to our claim that our solution represents a new powersaving opportunity for large-scale storage systems.  ...  Special thanks to Saikat Guha for his input in the simulator design. We also wish to thank our anonymous reviewers for their valuable feedback.  ... 
dblp:conf/hotos/GaneshWBB07 fatcat:qefbd6xc7bakte2trx6xot274a

An Optimization Scheduling Model for Wind Power and Thermal Power with Energy Storage System considering Carbon Emission Trading

Huan-huan Li, Li-wei Ju, Qing-kun Tan, He Xin, Zhong-fu Tan
2015 Mathematical Problems in Engineering  
an optimization model for thermal-wind power system and energy storage systems collaborative scheduling.  ...  To alleviate the effect of wind power grid connection and improve power system's wind power consumptive capability, this paper took emission trading and energy storage system into consideration and built  ...  large-scale wind power development.  ... 
doi:10.1155/2015/723127 fatcat:6viwl64ylrflrn2xxkqtsellre

Dimensioning of Decentralized Photovoltaic Storages with Limited Feed-in Power and their Impact on the Distribution Grid

Eberhard Waffenschmidt
2014 Energy Procedia  
The variation of the storage size reveals a reasonable size of 4 kWh, scaled to a PV system of 1 kWpk. Another criterion for the storage size is the optimization of self-consumption.  ...  With 30% peak power limit, 2/3 of the PV energy is fed in, while with a "large" storage, more than 90% is fed-in (orange).  ...  The optimal battery size for such a system scales with the size of the PV system.  ... 
doi:10.1016/j.egypro.2014.01.161 fatcat:u33jixpgybfgpnxkotp4v6dife

A Low-Carbon Planning Model for Regional Power Systems with Generation-Load-Storage Coordination considering New Energy Resources' Consumption

Huiyuan Chen, Hua Zhang, Qiqi Dai, Wei Wang, Min Wang, Bo Yang
2022 Mathematical Problems in Engineering  
regional power system and proposes a "generation-grid-load-energy storage" coordination mode.  ...  Secondly, establish a regional power system coordination planning model considering the proportion of new energy consumption and low-carbon cost.  ...  [4, 5] proposed a novel equilibrium-inspired multiagent optimizer with extreme transfer learning for decentralized optimal carbon-energy combined-flow of large-scale power systems, and optimize the  ... 
doi:10.1155/2022/6071901 fatcat:ew77jlrv5jb47knnvpiy4ybzpe

The Synergistic Scheduling Optimization Model for Wind Power and Thermal Power with Energy Storage System Under the Carbon Emission Trade

Liu Hai-Bo, Xin He, Wu Hongliang, Zhou Bao-Rong, Dong Nan, Pan Ge
2015 The Open Fuels & Energy Science Journal  
In order to alleviate the effect of randomness and intermittent of wind power output on safe and stable operation of the power grid and improve system consumptive wind power capacity, the paper introduce  ...  carbon emissions trading and energy storage systems to construct the collaborative scheduling optimization model of wind power and energy storage system based on the energy generation scheduling optimization  ...  But in the long run, with the establishment of price mechanism and mature energy storage technology, China's large -scale energy storage system has a huge potential market.  ... 
doi:10.2174/1876973x01508010189 fatcat:jzy6b5qgi5hg5becjvq6jkgcoq

Power-Effective File Layout Based on Large Scale Data-Intensive Application in Virtualized Environment

Shunsuke YAGAI, Masato OGUCHI, Miyuki NAKANO, Saneyasu YAMAGUCHI
2017 IEICE transactions on information and systems  
In this method, data and storage devices are managed using application support and the power consumption of storage devices is significantly decreased.  ...  of storage devices. key words: power consumption, storage, virtualized environment, DBMS  ...  A large scale data intensive application, in this paper and in [8] and [9] , can be defined as an I/O intensive application with large scale data.  ... 
doi:10.1587/transinf.2017pap0003 fatcat:pcrklagddfc7ngweqc7jz7m4ve

Optimal EV Charging Control Strategy Based on DC Microgrid

Wu Shengjun, Xu Qingshan, Li Qun, Yuan Xiaodong, Chen Bing
2016 Energy Procedia  
It provides a reference to solve large-scale electric vehicle charging power demand and renewable energy consumptive problems in the distribution grid.  ...  Finally, the actual DC microgrid case verifies the optimal control strategy's synergies with renewable energy and electric vehicle charging equipment.  ...  On the other hand, it is difficult to keep the power grid stable operation and optimize the scheduling for large-scale electric vehicle charging uncertainty and large load characteristics [1] .  ... 
doi:10.1016/j.egypro.2016.10.172 fatcat:qpsz4ej5bzgfxnwj2jbpbffogi

Fast Performance Computing Model for Smart Distributed Power Systems

Umair Younas, B. Khan, S. M. Ali, Alfredo Vaccaro
2017 Sukkur IBA Journal of Computing and Mathematical Sciences  
However, large-scale penetration of PEVs and growing demand of energy intensive Data Centers (DCs) brings undesirable higher load peaks in electricity demand hence, impose supply-demand imbalance and threaten  ...  In order to overcome the aforementioned challenges, the proposed research considers smart Distributed Power System (DPS) comprising conventional sources, renewable energy, V2G regulation, and flexible  ...  to large typical workload, data center is responsible to execute the power system jobs on first priority basis.  In order to sustain optimal power consumption, data center divide the proposed DPS jobs  ... 
doi:10.30537/sjcms.v1i1.10 fatcat:mzdl35pdzbgupcbscuawfupqda

Optimal Integration of Renewable Sources and Latent Heat Storages for Residential Application

Giulia Mancò, Elisa Guelpa, Vittorio Verda
2021 Energies  
As a dispatchable renewable technology, a biogas small-scale combined heat and power unit is included in the system.  ...  Given the large amount of energy required in the building sector, an interesting opportunity to reach future sustainable energy systems is the path towards low energy buildings.  ...  In the case of small-scale systems, the devices can often operate in a larger domain with respect to large-scale systems. Furthermore, the maintenance cost for various technologies can be neglected.  ... 
doi:10.3390/en14175528 fatcat:cq35jeklbvbmpitic7ylydiuku

Economic Optimization Dispatching Strategy of Microgrid for Promoting Photoelectric Consumption Considering Cogeneration and Demand Response

Chunxia Dou, Xiaohan Zhou, Tengfei Zhang, Shiyun Xu
2020 Journal of Modern Power Systems and Clean Energy  
A system combining photovoltaic power generation and cogeneration is proposed to improve the photoelectric absorption capacity.  ...  This considers power balance equation constraints, unit operation constraints, energy storage constraints, and heat storage constraints.  ...  In recent years, researches on demand response and energy storage have increased. Large-scale photoelectric consumption can be divided into cost-based consumption and delivery.  ... 
doi:10.35833/mpce.2019.000214 fatcat:34b4sa4de5ev3fvunosjhfpjlm

Considering Source-Charge-Storage Multiple Time Scale Cooperative Control Strategy

Tao Zheng, Jing Cao, Yufeng Yang, Hui Gao, Raffaele Carli
2021 Mathematical Problems in Engineering  
In order to achieve the optimization of power consumption mode, improve user power efficiency, and realize the coordination of power supply and demand, considering the advantages of distributed energy  ...  and energy storage, a source-charge-storage multi-time-scale coordinated control strategy is proposed.  ...  Acknowledgments is study was funded by the project Research and Demonstration Application of Key Technologies of Client-Side Energy Control System Based on Smart Energy Service Platform (5400-202018213A  ... 
doi:10.1155/2021/5526783 fatcat:qwv2hahzljdcvcjzcnt64lp4ba

Meta Heuristic Optimization Based Renewable Energy Penetration Enhancement in Microgrid with Demand Response

Pothula Jagadeesh, Research Scholar, Dept. of Electrical Engineering, Annamalai University, Annamalai Nagar, India., M Mohamed Thameem Ansari, M Saiveerraju, Assistant Professor, Dept. of EEE, SRKR Engineering College, Bhimavaram, India., Professor, Dept. of Electrical Engineering, Annamalai University, Annamalai Nagar, India
2022 Ymer  
The model includes, the constraints of power balance equation, energy storage unit operation, as well as the heat storage.  ...  The initial step of the model includes using a "time-of-use price strategy" for guiding the users for changing their electricity consumption patterns to participate in the demand response, hence establishing  ...  In recent years, researches on demand response and energy storage have increased. Large-scale photoelectric consumption can be divided into cost-based consumption and delivery.  ... 
doi:10.37896/ymer21.02/35 fatcat:jdn4vn4auffb3en6d7mnsay3ea

Modeling and Optimization of a Longitudinally-Distributed Global Solar Grid [article]

Harsh Vardhan, Neal M Sarkar, Himanshu Neema
2022 arXiv   pre-print
Data gathered from the power system simulation is used to develop optimization models to find the optimal solar panel area required at the different locations to satisfy energy demands in different scenarios  ...  The model includes houses, various appliances, appliance usage schedules, regional weather information, floor area, HVAC systems, population, number of houses in the region, and other parameters to imitate  ...  Total energy consumption and storage in absence of grid (Experiment 1)  ... 
arXiv:2206.05584v1 fatcat:gbffzylcjvarrfz5fs76h6wtdu

Improved Large-Scale Process Cooling Operation through Energy Optimization

Kriti Kapoor, Kody Powell, Wesley Cole, Jong Kim, Thomas Edgar
2013 Processes  
The effect of optimal thermal energy storage operation on the net electric power consumption by the cooling system was studied.  ...  The scope of the optimization problem was expanded by including a chilled water thermal storage in the cooling system.  ...  Apart from the data, the facility manager Ryan Thompson and the operators were also helpful and supportive in providing insight into the power plant operation.  ... 
doi:10.3390/pr1030312 fatcat:g3crqxvgbbgqdnibm3af6tisim

Urban Waste Disposal Capacity and Its Energy Supply Performance Optimal Model Based on Multi-energy System Coordinated Operation

Zedi Wang, Yun Teng, Hongyang Jin, Zhe Chen
2021 IEEE Access  
In the world with Zero Waste City and Energy Internet construction is promoting to meet waste reduction and power grid regulation flexibility improvement.  ...  On these premises, This paper presents the Multi-energy Waste Disposal System (MEWDS) topology and its optimal model based on coordinated operation of multi-energy system and waste disposal facilities  ...  The optimal comparison between scenario 1 and scenario 2 are as shown in table VII. MEWDS can not only reduce large-scale waste, but also provide regulation for power grid.  ... 
doi:10.1109/access.2021.3060421 fatcat:2wxgysy3mbh57k5dqgigtvu7hq
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