作者: Nostalgia 時間: 2025-3-21 22:50
Karamell und Schokolade optimalcted to a synchronous current-controlled converter. Finally, attention is given to the operational aspects of the drive which takes into account the maximum supply voltage and current constraints. In this context field weakening techniques are also discussed.作者: CRANK 時間: 2025-3-22 00:46 作者: 公社 時間: 2025-3-22 08:12
1612-1287 Introduces new modeling methods + modern control techniques .Electrical drives convert in a controlled manner, electrical energy into mechanical energy. Electrical drives comprise an electrical machine, i.e. an electro-mechanical energy converter, a power electronic converter, i.e. an electrical-to-作者: palliate 時間: 2025-3-22 12:27 作者: Admonish 時間: 2025-3-22 13:47 作者: Acquired 時間: 2025-3-22 19:21
Andreas Eisenbl?tter,Hans-Florian Geerdesersal field-oriented (UFO) machine model which gives a basic understanding of the transient behavior of induction machines. Furthermore, this model forms the cornerstone for the development of field-oriented control. At the end of this chapter, attention is given to single-phase induction machines.作者: 有罪 時間: 2025-3-22 21:40 作者: stroke 時間: 2025-3-23 02:04 作者: 貧困 時間: 2025-3-23 06:29 作者: subacute 時間: 2025-3-23 11:28
,Wirst du die Regeln brechen müssen?,and embedded control and communication links are highlighted. The state-of-the-art in the drive design methodology is discussed and the experimental setup used for obtaining the results shown in this book is presented.作者: 路標(biāo) 時間: 2025-3-23 15:25 作者: 引起痛苦 時間: 2025-3-23 18:55
Wie viel Kapazit?t hat ein Mobilfunknetz?ders current control techniques for single- and three-phase voltage-source converters which are connected to a generalized load as introduced in the previous chapter. The two techniques in question are referred to as hysteresis and model based current control. The use of this type of load is instruc作者: 鄙視 時間: 2025-3-24 00:20
Wie viel Kapazit?t hat ein Mobilfunknetz?iently modeled with the aid of a so-called ideal rotating transformer (IRTF). The initial part of this chapter explores the IRTF concept. It will be shown that torque production may be described mathematically by the cross product of a flux and current space vector. In the previous chapter, three-ph作者: Introvert 時間: 2025-3-24 03:47 作者: climax 時間: 2025-3-24 07:25 作者: Prostaglandins 時間: 2025-3-24 10:46
Andreas Eisenbl?tter,Hans-Florian Geerdesons due to the availability of affordable digital signal processors (DSPs). Controls are derived for both non-salient and salient synchronous machines. The operation in field weakening with constant stator flux linkage and with unity power factor is analyzed.作者: Cryptic 時間: 2025-3-24 17:36 作者: Malcontent 時間: 2025-3-24 19:57
Karamell und Schokolade optimalnes over a wide speed range. First, classical V/f control concepts with very limited dynamic performance capabilities will be discussed. Next, field-oriented control techniques will be discussed. A key role is assigned to the presentation of a universal field-oriented (UFO) model which is used in co作者: 解開 時間: 2025-3-25 01:51
Andreas Eisenbl?tter,Hans-Florian Geerdes to mastering SR technology is steep and comparatively unfamiliar given the need to understand a machine concept in which non-linear effects, i.e., magnetic saturation, play a key role. The chapter starts with describing the principles of energy conversion and torque production of the SR machine usi作者: Notorious 時間: 2025-3-25 04:50 作者: Calibrate 時間: 2025-3-25 10:17
Springer Science+Business Media B.V. 2011作者: Corporeal 時間: 2025-3-25 12:15
Advanced Electrical Drives978-94-007-0181-6Series ISSN 1612-1287 Series E-ISSN 1860-4676 作者: GLOSS 時間: 2025-3-25 18:20
,Wirst du die Regeln brechen müssen?,and embedded control and communication links are highlighted. The state-of-the-art in the drive design methodology is discussed and the experimental setup used for obtaining the results shown in this book is presented.作者: 比目魚 時間: 2025-3-25 21:35 作者: 團(tuán)結(jié) 時間: 2025-3-26 02:19 作者: ovation 時間: 2025-3-26 06:07 作者: 吝嗇性 時間: 2025-3-26 11:13
Modern Electrical Drives: An Overview,cally progressive in their thinking; in keeping with the national and state political trends, both enjoyed a good personal and professional relationship with Swearingen; both made education part of their platforms and devoted much of their time in these endeavors, leading to what can be thought of a作者: Cosmopolitan 時間: 2025-3-26 13:49
Modeling and Control of DC Machines,xistence of a distinctive female style as compared with a male style (for example Coates 1988, Holmes 1995) and have categorised the differences claimed to distinguish one from the other. The evolution from the ‘deficit’, ‘dominance’ and ‘difference’ approaches to the ‘discursive construction of gen作者: BOGUS 時間: 2025-3-26 20:35 作者: Acetabulum 時間: 2025-3-26 23:21 作者: Anticoagulant 時間: 2025-3-27 03:20 作者: Mechanics 時間: 2025-3-27 08:54 作者: puzzle 時間: 2025-3-27 09:58 作者: 意外 時間: 2025-3-27 14:53 作者: Heterodoxy 時間: 2025-3-27 18:30
Modeling and Control of DC Machines,ors show how we comprehend, conceptualise and evaluate the world (Lakoff and Turner 1989, O’Halloran 2007). They interpret ‘a(chǎn) fragment of the society’s history [and bear] implications for the construction of the society’s future’ (Zinken 2003: 517). As Cameron (2007: 200) remarks, conceptual metaphors are ‘evidence of thinking and perspective’.作者: 障礙物 時間: 2025-3-28 00:18
Back Mattercalls young people’s (DIO) Do-It-Ourselves political participation in online and offline connected collectives. The book then explores young people’s political dissent as part of a global youth-led wave of prot978-1-137-57788-7作者: 物種起源 時間: 2025-3-28 05:52
1612-1287 es..Key to ensure stable operation of a drive in the aforementioned applications are torque control algorithms. In .Advanced Electrical Drives., a unique approach is followed to derive model based torque contro978-94-007-0181-6Series ISSN 1612-1287 Series E-ISSN 1860-4676 作者: nostrum 時間: 2025-3-28 08:56 作者: MIRTH 時間: 2025-3-28 13:27
Induction Machine Modeling Concepts, dominant and dominating idea of Indian nationhood has skillfully elbowed out competing educational visions and of nationalism as was conceived in Vishwa Bharati and Jamia Millia Islamia. Different streams of visions continue to jostle for influence in contemporary India today and in its higher education space.作者: ALB 時間: 2025-3-28 16:26
Control of Induction Machine Drives, and policymakers have conjured up what Kundnani (2007) refers to as an integrationist agenda, a preoccupation tantalizing not only to the usual suspects from the right-wing, like the British National Party or the Danish People’s Party, but those from the centre and left of the political spectrum as well.作者: Nuance 時間: 2025-3-28 18:56 作者: dilute 時間: 2025-3-29 01:22
https://doi.org/10.1007/978-3-8348-9380-2ed for a brushed DC drive. In addition, attention will be given to the development of control strategies which ensure that drive operation is kept within the drive envelope dictated by voltage or current constraints. In this context, field weakening strategies for separately excited machines are int作者: 帶來 時間: 2025-3-29 05:19 作者: Arthropathy 時間: 2025-3-29 10:06 作者: 刪除 時間: 2025-3-29 13:00
,Problemstellung und Versuchsdurchführung,. Erst mit der unverbindlichen Deklaration von Kairo vom 1. Dezember 1943 musste Japan alle Gebiete, die es den Chinesen ?gestohlen“ hatte, vor allem die Mandschurei, Formosa und die Pescadoren-Inseln, an die Republik China zurückgeben. In der ?Potsdamer Erkl?rung“ vom 26. Juli 1945 war die Erkl?run作者: sed-rate 時間: 2025-3-29 17:16 作者: Chronological 時間: 2025-3-29 20:17
Stereotactic Radiosurgery for Brain AVM,Die akustischen Grundkenntnisse zu Beginn des 18. Jahrhunderts kann man in vier Punkten zusammenfassen:
