... output current, source current and network voltage before and after compensation 27 Fig 2.10 Unbalance and THD values of network current and voltage before and after compensation ... network and require an expansion or modification to network structure, policies, control and protection The effects of PEVs penetration on voltage drop, power loss and costs in distribution networks ... demand management system for low voltage (LV) distribution networks is necessary in order to prevent overloading of distribution and upstream transformers at peak load periods and improve the network...
Ngày tải lên: 07/08/2017, 15:33
... Is DG, battery storage and islanding beneficial to urban distribution network reliability? Is DG, battery storage and islanding beneficial to rural distribution network reliability? What ... the use of photovoltaic (PV) and energy storage devices located in the low voltage network to create intentional islands and then determine the impact on distribution networks With the affordability ... supplying the fault and to avoid creating hazardous conditions for the network technicians This process is altered when islanding is being used in the network An island is a group feeders and loads or...
Ngày tải lên: 07/08/2017, 16:00
John Wiley And Sons Wireless Networks eBook LiB
... are around the 2.4 GHz band and are commonly used by WLAN and Personal Area Networks (PANs) These are covered in Chapters and 11, respectively Parts of the 900 MHz and GHz bands are also available ... Standards Institute (ETSI) as a Pan-European standard for high speed WLANs The HIPERLAN standard covers the physical and MAC layers, offering data rates between and 25 Mbps by using narrowband ... Multipoint Distribution Service (MMDS) and Local Multipoint Distribution Service (LMDS) Chapter covers wireless local area networks It discusses the design goals for wireless local area networks,...
Ngày tải lên: 13/09/2012, 10:21
Connection to the MV public distribution network
... public distribution network B The term «medium voltage» is commonly used for distribution systems with voltages above kV and generally applied up to and including 52 kV(1) For technical and economic ... of medium-voltage distribution networks rarely exceeds 35 kV In this chapter, networks which operate at 1000 V or less are referred to as lowvoltage (LV) networks, whereas networks requiring ... methods b LV metering and LV general isolation methods b LV protection and distribution methods b Zones accessible to different parties 4.2 Choosing MV equipment Standards and specifications ©...
Ngày tải lên: 19/10/2013, 22:15
Connection to the LV utility distribution network
... connected to the distribution network b The location along the distribution network of the proposed new load, i.e close to the substation, or near the remote end of the distribution network, etc ... 04/12/2009 11:19:42 C - Connection to the LV public distribution network In cities and large towns, standardized LV distribution cables form a network through link boxes Some links are removed, ... LV distribution networks In European countries the standard 3-phase 4-wire distribution voltage level is 230/400 V Many countries are currently converting their LV systems to the latest IEC standard...
Ngày tải lên: 23/10/2013, 20:15
Comparative behaviour and ecology of Neanderthals and Modern Humans
... family and kinship ties would fit the Neanderthal model and thus advocates a preModern evolution The different lifestyles of Neanderthals and Moderns and the manner in which Moderns expanded their ... and gender inequality, division of labour, subsistence and demography (Kelly, 1992) The differences in spatial dispersion and mobility of hominids in heterogeneous landscapes (Moderns and Neanderthals) ... + ++ Fruit 106 Neanderthals and Modern Humans This immediately suggests a difference in habitat use between Moderns and Neanderthals There is a range of habitats utilised by Moderns that includes...
Ngày tải lên: 01/11/2013, 07:20
Kantian paradoxes and modern despair - Schopenhauer and Kierkegaard
... Reinhold, Fichte, Schelling, and Hegel (and Fries and all the other post-Kantians); they were, in his view, not so much an advance on Kant as a distortion of the “spirit” of Kant, and thus one would be ... opposition of subject and object to find something deeper that unites them; one must abandon the standpoint of representation that requires that fundamental opposition of subject and object in the ... and space, and accordingly knows no plurality, and consequently is one.” Behind the realm of appearance – which Schopenhauer interprets as more like a dream, illusion, the veil of Maya – stands...
Ngày tải lên: 01/11/2013, 08:20
Tài liệu The illegal wildlife and timber trade network around Chu Yang Sin Nation Park, Dak Lak Province, Vietnam doc
... embedded in a larger forested landscape The transition between these highlands and the lowland plain to the northwest, is a complex of rolling hills, narrow tablelands, and flat-bottomed valleys Lak ... length and are planned in advance and mapped During patrols, rangers collect information on signs of hunting, trapping and logging and the number of hunters and loggers encountered Traps and hunting ... resources with Ede and M’Nong indigenous ethnic minority groups In combination with the increase in demand, the presence of skilled hunters and many people with little land and low income has...
Ngày tải lên: 20/12/2013, 23:15
Tài liệu Ethernet Access for Next Generation Metro and Wide Area Networks pptx
... bandwidth requirements have a single link to two of the high bandwidth sites The high bandwidth sites form the distribution layer and core network to support the access circuits for the low bandwidth ... Generation Metro and Wide Area Networks OL-14760-01 Starting Assumptions • QoS is required for a converged voice, video, and data network • Firewall and intrusion detection and prevention support ... are network processor-based and allow for both policing and shaping on both ingress and egress, using CBWFQ/LLQ for packet scheduling Ethernet Access for Next Generation Metro and Wide Area Networks...
Ngày tải lên: 21/12/2013, 06:15
Tài liệu Chapter 11 - Configuring and Testing Your Network ppt
... of the Internetwork Operating System (IOS) Use Cisco CLI commands to perform basic router and switch configuration and verification Given a network addressing scheme, select, apply, and verify ... www.bkacad.com Role of Internetwork Operating System (IOS) • • • • Basic routing and switching functions Reliable and secure access to networked resources Network scalability Using Cisco Command Line Interface ... www.bkacad.com Role of Internetwork Operating System (IOS) • Identify the basic command structure for IOS commands H c vi n m ng Bách khoa - Website: www.bkacad.com IOS command Conventions H c vi...
Ngày tải lên: 22/12/2013, 13:17
Fault tree synthesis from a directed graph model for a power distribution network
... A POWER DISTRIBUTION NETWORK TOP EVENT: 127 (-10) GATE I OR ill (-10) GATE OR PAGE 01 POWER DISTRIBUTION NETWORK 16 (-10) GATE 10 OR 17 (-10) T.IN -PAGE 01 15 (-10) GATE 12 FAILS GATE AND GATES5 ... ET Al.: FAULT TREE SYNTHESIS FROM A DIRECTED GRAPH MODEL FOR A POWER DISTRIBUTION NETWORK Digraph and loop analysis For this network, the specific top event of concern is a
Ngày tải lên: 03/01/2014, 19:37
Reliability evaluation algorithm for complex medium voltage electrical distribution networks based on the shortest path
... Path4_1,Path4-s, Patha-13, Parh4-2o and Patha-2r are those connected to node on line between nodes and 4, to node on the line between nodes and 6, to nodes 12 on the line between nodes I and 12, to nodes ~~ ... supported in part by NSF of China (No 50307015) and Chongqing Science and Technology project (No 20037951) in China References Billintan R and Billinton J.E.: 'Distribution system reliability indim' IEEE ... Billinton, R., and Wang, P.: 'Reliability -network~ q~valent to dirtrihution-w"stem-reliahiliN evaluation' IEE Pror Grner T r m m for education pulposes, hasic distribution system data and results',...
Ngày tải lên: 03/01/2014, 19:39
Tài liệu Gaucher disease: pathological mechanisms and modern management ppt
... IL-6 and Il-10 may contribute to osteopenia, IL-1b, TNFa and IL-6 may contribute to activation of coagulation and hypermetabolism, IL-6 and IL-10 to gammopathies (Brautbar et al, 2004) and MM ... feeling in the medical and research community that there is little need to understand the basic mechanisms of disease development and progression However, a renewed interest in GD, and in the biology ... in diameter, and have small, usually eccentrically placed nuclei and cytoplasm with characteristic crinkles or striations Moreover, all cells of the mononuclear phagocyte system, and especially...
Ngày tải lên: 12/02/2014, 19:20
Tài liệu CablingThe Complete Guide to Copper and Fiber-Optic Networking Fourth Edition ppt
... Office and FTTX applications Andrew began his career in Research and Development and has worked in single-mode and multimode optical fiber Product Management, Research & Development, Engineering and ... Technologies, and SpecTran Corp Andrew has presented world-wide at a variety of seminars, conferences and symposiums and is involved in the development of optical fiber and cabling architecture standards ... Chapter 2 • Cabling Specifications and Standards 57 Structured Cabling and Standardization Standards and Specification Organizations...
Ngày tải lên: 18/02/2014, 21:20
Tài liệu Báo cáo khoa học: Biochemical characterization of Bacillus subtilis type II isopentenyl diphosphate isomerase, and phylogenetic distribution of isoprenoid biosynthesis pathways doc
... template and the oligonucleotides 5¢-TTGGTGGGATCCGTGACTCG AGCAGAACGAAAAAGAC-3¢ and 5¢-GGCTTTGTCG ACTTATCGCACACTATAGCTTGATG-3¢ as primers (restriction sites are underlined and start- and stop-codons ... FMN, mM sodium acetate, and 10.8 mM IPP and 10.8 mM DMAPP, respectively; *, internal standard (acetate) FMN, we observed the appearance of the signals of both methyl groups and of the methine group ... archaeal and eubacterial kingdoms With the exception of Halobacterium sp NRC-1, Mycobacterium marinum and Photorhabdus luminescens featuring both a putative idi-1 and a putative idi-2 gene, the distribution...
Ngày tải lên: 19/02/2014, 13:20
Tài liệu The Development of the Feeling for Nature in the Middle Ages and Modern Times doc
... Joppa and to Antipatris and Cæsarea of Palestine, and over the whole mountain of Ephraim down to Ramathaym and Sophim and to Carmel near Accon by the sea And it is rich in fountains and gardens and ... flowers, and verdure that tree and vine, sea and spring, can give.' He summons all creation to praise the Creator stars and seasons, hail-storm and lightning, earth, sea, river and spring, cloud and ... appreciated landscape as a whole, and distance, light and shade in wood and water, reflections, the charms of hunting and rowing, day-dreams on a mountain side, and so forth That antiquity and the...
Ngày tải lên: 21/02/2014, 20:20
POVERTY REDUCTION AND ECONOMIC MANAGEMENT NETWORK (PREM) doc
... left, and elevator providers POVERTY REDUCTION AND ECONOMIC MANAGEMENT (PREM) NETWORK www.worldbank.org/economicpremise Table Exports and Imports of Raw Food and All Agricultural Products and ... financial system and identify and review, on a timely and ongoing basis, the regulatory, supervisory, and related actions needed to address them and their outcomes; (ii) promote coordination and information ... Federation, India, and China opted increasingly for adjustable rate mortgag- POVERTY REDUCTION AND ECONOMIC MANAGEMENT (PREM) NETWORK www.worldbank.org/economicpremise mand helped push demand up in...
Ngày tải lên: 08/03/2014, 06:20