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Localization of Electrical Flows [chapter]

Aaron Schild, Satish Rao, Nikhil Srivastava
2018 Proceedings of the Twenty-Ninth Annual ACM-SIAM Symposium on Discrete Algorithms  
We show that in any graph, the average length of a flow path in an electrical flow between the endpoints of a random edge is O(log 2 n).  ...  This result implies a simple oblivious routing scheme based on electrical flows in the case of transitive graphs.  ...  In this work, we ask the following basic structural question about electrical flows in arbitrary unweighted graphs: What is the typical ℓ 1 norm of the unit current electrical flow between two neighboring  ... 
doi:10.1137/1.9781611975031.103 dblp:conf/soda/SchildRS18 fatcat:if36wfailvfflbmgkfv7fw4lba

An instability criterion for a finite-amplitude localized disturbance in a shear flow of electrically conducting fluids

Vladimir Levinski, Ilia Rapoport, Jacob Cohen
1997 Physics of Fluids  
The stability of shear flows of electrically conducting fluids, with respect to finite amplitude three-dimensional localized disturbances is considered.  ...  Analysis of the resulted equation reveals a new instability criterion.  ...  Tanny for his careful reading of the manuscript and helpful discussion. The research was supported by Grant No. 3875-2-93 from the Israeli Ministry of Science and Technology.  ... 
doi:10.1063/1.869303 fatcat:wwrxcsyhdzb2ppfdkocymbzi2i

Effects of Local Electricity Trading on Power Flows and Voltage Levels for Different Elasticities and Prices

Lin Herenčić, Perica Ilak, Ivan Rajšl
2019 Energies  
The method for simulation of a local electricity market and analysis of power flows and voltage levels is presented.  ...  The auction-based local electricity trading is simulated and applied on the modified IEEE European Low Voltage Test Feeder where the effects of local electricity trading on power flows and voltage levels  ...  Conflicts of Interest: The authors declare no conflict of interest. Energies 2019, 12, 4708  ... 
doi:10.3390/en12244708 fatcat:dolgfbjx45ek3jfvi3lrultvie

Reversible and irreversible electroporation of cell suspensions flowing through a localized DC electric field

Włodzimierz Korohoda, Maciej Grys, Zbigniew Madeja
2013 Cellular & Molecular Biology Letters  
Cells in suspension flowing through an orifice in a barrier inserted into the electrophoresis apparatus were exposed to defined localized dcEFs in the range of 0–1000 V/cm for a selected duration in the  ...  Over 90% of reversibly electroporated cells remain viable after one short (less than 400 ms) exposure to the localized dcEF.  ...  This study was supported by the European Regional Development Fund within the Operational Programme Innovative Economy (UDA-POIG.01.03.01-14-036/09-00 "Application of polyisoprenoid derivatives as drug  ... 
doi:10.2478/s11658-012-0042-3 pmid:23271434 fatcat:ahghsozdvnf3vcdzvip6csq36q

Coupling of vectorial proton flow to a biochemical reaction by local electric interactions

F. Kamp, R. D. Astumian, H. V. Westerhoff
1988 Proceedings of the National Academy of Sciences of the United States of America  
This is responsible not only for effects of the electric field on the rate constants but also for the generation of an electric field felt by neighboring molecules.  ...  For a transmembrane redox enzyme and a (passive) protonophore, the complete set of rate equations is given. Turnover causes cyclic variation of their electric polarization.  ...  The rate constants of the proton binding and release, as well as those of the transmembrane crossing of the empty binding site of the translocator, are influenced by the local electric field generated  ... 
doi:10.1073/pnas.85.11.3792 pmid:2836858 pmcid:PMC280305 fatcat:zjakvtr6y5h6vmd4mhdba7tp3u

Impact of Local Cathode Electrical Cut-Off on Bath–Metal Two-Phase Flow in an Aluminum Reduction Cell

Wang, Zhang, Liu, Yang, Wang
2020 Metals  
The impacts of local cathode electrical cut-off (LCEC) on the melt flow field were simulated according to six industrial cases.  ...  We found that the LCEC has little impact on the general pattern of the melt flow field, but the local metal velocity and the interface deformation would be changed to a certain extent.  ...  Figure 8 . 8 Two-phase flow field for six abnormal states of local cathode electrical cut-off (LCEC).  ... 
doi:10.3390/met10010110 fatcat:j4qt5g54nrd7fne2rllscwgiu4

Modified self-adaptive local search algorithm for a biobjective permutation flow shop scheduling problem

2019 Turkish Journal of Electrical Engineering and Computer Sciences  
This study presents a modified self-adaptive local search (MSALS) algorithm for the biobjective permutation flow shop scheduling problem where both makespan and total flow time objectives are minimized  ...  Interest in multiobjective permutation flow shop scheduling (PFSS) has increased in the last decade to ensure effective resource utilization.  ...  Introduction Permutation flow shop scheduling (PFSS) is one of the most studied problems in operations research.  ... 
doi:10.3906/elk-1811-40 fatcat:5k75um6zefc4pk7pwnatjz4woi

Localization of FACTS devices for optimal power flow using Genetic Algorithm

A. K. M. Rezwanur Rahman, Md. Shahabul Alam, Md. Zakir Hossain, Md. Shahjahan
2014 2013 International Conference on Electrical Information and Communication Technology (EICT)  
This paper presents about the effective localization of the FACTS (Flexible AC Transmission Systems) devices in power system by a global search GA (Genetic Algorithm) technique.  ...  We search the efficiency of this method on the basis of power generation cost, FACTS investment cost and transmission loss reduction.  ...  Power Flow Optimization Optimal power flow (OPF) is a nonlinear programming problem which is also called load flow analysis, is very important for analysis of an electrical system.  ... 
doi:10.1109/eict.2014.6777889 fatcat:sun5idarqnhf3p7oywgtcf2cwa

An effective method for skin blood flow measurement using local heat combined with electrical stimulation

A.-M. R. Almalty, J. S. Petrofsky, B. Al-Naami, J. Al-Nabulsi
2009 Journal of Medical Engineering & Technology  
Electrical stimulation (ES) is a modality used to increase skin blood flow (SBF) and to aid in wound healing.  ...  There were no significant differences in SBFs between the warm environment and at 358C of local heating. However, the SBF response to ES was the highest at 408C of local heating.  ...  We hypothesized that local skin heating will enhance the response of skin blood flow to electrical stimulation.  ... 
doi:10.3109/03091900903271646 pmid:19848861 fatcat:dg5ppgjmeneajal25nifst4h7m

Importance of nitric oxide for local increases of blood flow in rat cerebellar cortex during electrical stimulation

N. Akgoren, M. Fabricius, M. Lauritzen
1994 Proceedings of the National Academy of Sciences of the United States of America  
Laser-loppler fiownry was used to measure increases of cerebellar blood flow evoked by trains of electrical stimulations of the dorsal surface.  ...  We explored the posibi that NO might be of importance for the increase of cerebral blood flow (CBF) a ited with activity of the well-efined neuronal circuits of the rat cerebellar cortex.  ...  The reverse pattern of efficiency of NOLAG was observed here during local electrical stimulation.  ... 
doi:10.1073/pnas.91.13.5903 pmid:7517038 pmcid:PMC44105 fatcat:klceopzkbzevpihbgjj3i7tutm

Generating Process of a Local Countercurrent Flow of a Particle Dispersion Functional Fluid Induced by Alternating Electric Field between Parallel Electrodes

Yusuke KAWAI, Hiromichi OBARA, Shinichi TASHIRO
In this study, a generating process of microscale local countercurrent flows between parallel electrodes with an applied electric field was investigated using a numerical simulation model for the computational  ...  An insulating fluid containing dispersed dielectric particles exhibits rotational flow pattern generated with local countercurrent flows under an alternating electric field.  ...  Flow Generating Process after Switching Electric Filed.  ... 
doi:10.1299/kikaib.77.832 fatcat:5qdw6gzdxjas7bcfg2rit6xn3u

A Fundamental Investigation of Measurement of Local Blood Flow of Masseter Muscle by Electrically Generated Hydrogen

Nobuyuki Ikuta, Mitsugu Kanatani, Toyohiko Hayasi, Shuichi Nomura, Kiyoshi Ishioka
1990 Proceeding of Japanese Society of Stomatognathic Function  
doi:10.7144/sgf1982.8.87 fatcat:mza5mkkq3jajxkgqmappuohcay

Design of multi-path data routing algorithm based on network reliability

Mou Dasgupta, G.P. Biswas
2012 Computers & electrical engineering  
Some fundamental properties of dynamical flow networks driven by locally responsive distributed policies are analyzed in detail, including global convergence to a unique limit flow.  ...  Moreover, a class of distributed routing policies that rely exclusively on local information on the particle densities, and are locally responsive to that, is shown to yield such maximal weak resilience  ...  Indeed, Lemma 4 can be applied to the perturbed local system (41) establishing convergence of the perturbed local flowsf v (t) to a local equilibrium flowf * (λ) ∈ F v , provided that the input flowλ(t  ... 
doi:10.1016/j.compeleceng.2012.04.013 fatcat:rwmc2ojmvrhzlaswvf4kxjwdzy

202 Controlling Direct Current Flow by Utilizing the Increase in Electrical Resistively Induced by Local Heating
202 加熱による電気抵抗率増加を利用した直流電流の誘導(材料力学 I,2.学術講演)

2005 The Proceedings of Conference of Tohoku Branch  
講 演 会 講 演論 文 集 一 54 N 工 工 一 Eleotronio Library The Japan Society of Mechanical Engineers NII-Electronic Library Service The Japan Sooiety of Meohanioal Engineers レ 毎 ρp , ie ゴ .  ...  文 献 Fig. 2 Relationships between Ts and heat 血 g time for various values of ( 1 ) Saka, M . , et al . , JSME lnt. J. Ser.  ... 
doi:10.1299/jsmeth.2005.40.54 fatcat:ql3wgfwkenadnklbubamdg4awy

Incidence, hemodynamic, and electrical characteristics of spreading depolarization in a swine model are affected by local but not by intravenous application of magnesium

Edgar Santos, Fiorella León, Humberto Silos, Renan Sanchez-Porras, C William Shuttleworth, Andreas Unterberg, Oliver W Sakowitz
2016 Journal of Cerebral Blood Flow and Metabolism  
Local application of magnesium sulfate led to a complete inhibition of spreading depolarizations.  ...  The aim was to characterize the effects of magnesium sulfate, using i.v. bolus and local administration, using intrinsic signal imaging, and on electrocorticographic activity during the induction and propagation  ...  Changes in SD characteristics after local Mg 2þ In our experiments, local Mg 2þ not only blocked the hemodynamic and electric response, but also decreased the amplitude of the hemodynamic and electric  ... 
doi:10.1177/0271678x16671317 pmid:27683450 pmcid:PMC5363671 fatcat:jz7cz6ktxjcndhgcvjv2g3kxwe
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