... case of open loop PI control for constant V/f control method Figure 4.12: Variation of Torque of a 3-in case of open loop PI control for constant V/f control method Figure 4.13: Variation of ... Variation of Stator current of a 3-in case of closed loop PI control for constant V/f control method Figure 4.16: Variation of DC Bus Voltage of a 3-in case of closed loop PI control for constant ... constant V/f control method Figure 4.17: Variation of Torque of a 3-in case of closed loop PI control for constant V/f control method Figure 4.18: Variation of Rotor Speed of a 3-in case of closed...
Ngày tải lên: 18/12/2013, 22:06
... negligible magnitude and phase errors (fig 5.a) For sinusoidal motors, the effects of such errors are an attenuation of the average torque value and an increase of the copper losses But for a non-sinusoidal ... electromagnetictorque For a given torque reference Tre$ the electromagnetic torque reference becomes : TeF ref is no longer constant and depends on the rotor posihon In order for the torque error to converge ... feedback control is not robust In order to improve the robustness, the addition of integrators in the linear control part algorithm [10,171 or, better, the use of an adaptwe nonlinear feedback control...
Ngày tải lên: 03/01/2014, 19:44
Tài liệu Social and Economic Control of Alcohol The 21st Amendment in the 21st Century docx
... California and Illinois Raymond W Cox III is a professor in the Department of Public Administration and Urban Studies at the University of Akron He is the author of some fortyfive academic and professional ... 54 Handbook of Regulation and Administrative Law, edited by David H Rosenbloom and Richard D Schwartz 55 Handbook of Bureaucracy, edited by Ali Farazmand 56 Handbook of Public Sector Labor Relations, ... directorates in corporations capitalized at $1 million or more in the same field of business and intercorporate stock holdings (Shenefield and Stelzer, 1996) Utilizing the 21st Amendment and guidance...
Ngày tải lên: 15/02/2014, 19:20
Plant physiology - Chapter 17 Phytochrome and Light Control of Plant Development pptx
... replication of plastids Promotes orientation of chloroplasts to directional dim light Gymnosperms Pteridophytes Bryophytes Chlorophytes light–absorbing form and a far-red light–absorbing form (Borthwick ... photoreceptor is Production of ethylene in sorghum responsible for the response to these Phytochrome and Light Control of Plant Development 1.2 Far-red peak of activity Type II phytochrome phyB and ... strong modulator of rhythms in both plants and animals Although circadian rhythms that persist under controlled laboratory conditions usually have periods one or more hours longer or shorter than...
Ngày tải lên: 07/03/2014, 21:20
gas sensing characteristics and porosity control of nanostructured films
... nanosheets and resulted in the formation of more uniform nanotubes, as observed in SEM and TEM images Fig shows the pore size distribution of the films composed of TiO2 nanoparticles, aggregates, and ... Foundation, a Grant-in-Aid for Exploratory Research (No 19659402) from the Ministry of Education, Culture, Sports, Science and Technology of Japan, and by Environmental Research and Technology Development ... the development of gas sensor, nanoparticle processing, and self-assembled inorganic–organic hybrid materials Jeung-Soo Huh has been a Professor of Kyungpook National university, Korea since 1995...
Ngày tải lên: 19/03/2014, 16:48
sol–gel synthesis and morphological control of nanocrystalline tio2 via urea treatment
... consisting of aggregates of nanorods of ∼10 nm in diameter The nanocrystalline TiO2 thus prepared appears to have an engraved surface morphology and consists mainly of the anatase and minor amount of ... ratio) The straight and parallel stripes (referred to Figs 4b and 4c) on the surface of the rods and hollow tubes may result from the aggregates of the smaller and finer nanorods of ∼10 nm in diameter ... the low range of 2θ = 1–10◦ has ruled out the existence of the amorphous mesoporous structure [37,38] This is contradictory to what was expected in our initial design of experiments and is also...
Ngày tải lên: 20/03/2014, 13:07
báo cáo hóa học:" Adaptive access and rate control of CSMA for energy, rate, and delay optimization" docx
... variables and , and an increasing function of for all values of Proof: In order to prove the theorem we show through induction that for we have and for any vector that increase and , and decrease ... 22 Theorem and then prove the threshold structure of access decision versus channel state in Theorem Theorem 3: , is a decreasing function of and , and an increasing function of and Proof: We ... channel Proof: Assume for is but as the optimal decision , respectively According to the definition of maximizes in the proof of Theorem 1, and we have (34) On the other hand since and differs...
Ngày tải lên: 21/06/2014, 17:20
Báo cáo y học: "A paragon of self-tolerance: CD25+CD4+ regulatory T cells and the control of immune responses" pps
... the inhibition of APCs or pathogenic T cells, by maintenance of the TR cell population and/ or by enhancement of their function (reviewed in [54]) Elucidation of the mechanism of TR cell suppression ... in the control of autoimmunity: the essential role of transforming growth factor beta and interleukin in the prevention of autoimmune thyroiditis in rats by peripheral CD4+CD45RC– cells and CD4+CD8– ... receptor profile, with mouse CD25+CD4+ cells expressing elevated levels of CCR5 and their human counterparts expressing CCR4 and CCR8 [19,20] Such a distinctive pattern of chemokine receptors suggests...
Ngày tải lên: 09/08/2014, 01:23
Báo cáo y học: "E3 ubiquitin ligases and their control of T cell autoreactivity" potx
... activation of genes important for T cell activation and survival [10] In resting T cells, cytoplasmic NFκB is bound by IκBα and held inactive Upon stimulation via the tumor necrosis factor-α receptor or ... E3 ligases may attach one or more ubiquitin polypeptides to lysine residues of the target protein in order to direct degradation, transport, or function For recognition and degradation by the 26S ... factor-α receptor or a combination of T cell antigen receptor (TCR) and CD28 ligands, IκBα is phosphorylated by IKK on Ser32 and Ser36, thus forming a docking site for the F-box protein SCFβTrCP [11,12]...
Ngày tải lên: 09/08/2014, 07:20
Báo cáo y học: "Augmented low-Dye tape alters foot mobility and neuromotor control of gait in individuals with and without exercise related leg pain" docx
... mobility and neuromotor control of gait regardless of the presence of ERLP These effects are greatest at the foot and ankle and whilst the tape is in situ Tape induced changes in neuromotor control of ... University of Queensland Graduate School for funding a Research Travel Grant for MF; and Bob Buckley for designing a software program for data processing Author details The University of Queensland, ... analysis of variance (ANOVA) procedures (SPSS 16.0 for Windows) with between subjects factor of GROUP (control and ERLP) and within subject factor of TIME (pre-tape, tape, post-tape) were performed...
Ngày tải lên: 10/08/2014, 21:24
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 1 pdf
... reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, microfilming, and recording, or by any information storage or retrieval system, without prior permission ... of parasitoids and predators, and the development of the field of biological control The next three sections deal with general concepts and challenges facing the use of parasitoids and predators ... parasites and predators of arthropod pests and weeds: a world review Agric Handbook No 480 USDA, Washington, D.C Coop, L., R Rosetta, and B Croft 1997 Release calculator and guidelines for using...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 3 doc
... information is one of the most important sources of information for many groups Volatile and non-volatile cues often contain important information on the location of hosts or mates, and insects are ... 3.2.1 Chemoreception Insect antennae carry a number of different types of receptors, including mechanoreceptors and chemoreceptors Chemoreception is achieved by means of specialized hairlike organs ... development of a lure and kill technique for control of the Egyptian cotton leafworm (Spodoptera littoralis), in Behaviour of Moths and Molecules, IOBC-SROP Working Group on the Use of Pheromones and...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 5 ppt
... ultrastructure of the ring gland of Lucilia cuprina (Meurant et al., 1994) The ring gland is comprised of the prothoracic gland, corpus cardiacum, and corpus allatum Changes seen include crenulation of nuclear ... inactive prothoracic glands Incubation of prothoracic glands in the presence of fenoxycarb reduces production of ecdysteroid by the glands (Dedos and Fugo, 1996) Larval growth and food consumption ... 12, 2001 10.06 Dedos, S.G and H Fugo Effects of fenoxycarb on the secretory activity of the prothoracic glands in the fifth instar of the silkworm, Bombyx mori General and Comparative Endocrinology...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 6 potx
... North, D.T and G.C Holt Radiation Studies of Sperm Transfer in Relation to Competitiveness and Oviposition in the Cabbage Looper and Corn Earworm Application of Induced Sterility for Control of ... of Guatemala (Villasenor et al 1998 in press) The technology and philosophy developed for this programme have found supporters in many other parts of the world and for several other species of ... no doubt that the use of SIT for fruit fly control has been and will continue to provide a viable option for the area-wide control and suppression of this important group of agricultural pests...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 7 ppsx
... chemical and morphological plant factors Morphological factors include trichomes, both glandular (Hawthorne et al., 1992; Heinz and Zalom, 1995; Kreitner and Sorensen, 1979; Nihoul, 1994; Steffens and ... Provincial or State Agricultural Experiment Stations, and national Department of Agriculture laboratories These efforts have led to a detailed understanding of the type and genetic nature of insect ... Cowpea aphid Corn earworm European corn borer Southwestern corn borer Sugarcane borer Bruchid weevil Colorado potato beetle Brown planthopper Tomato Wheat Gall midge Tobacco hornworm Hessian fly...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 8 pptx
... levels of control, not only of bollworms, but also in the field trial of beet armyworm and cotton leaf perforator Transgenic corn containing a maize-optimised gene construct also gave excellent control ... evidence of their defensive role against insect predators (Korth and Dixon 1997) Inhibitors of proteinases and amylases form extensive families of proteins in plants, and have been the object of much ... Southern corn rootworm (Diabrotica undecimpunctata), a major economic pest of corn, and the lepidopteran, European corn borer In general, toxicity of lectins toward lepidopteran larvae has proved more...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 10 pptx
... EVALUATION OF THEORETICAL NEGATIVE ENVIRONMENTAL IMPACT FROM RELEASE OF GEPS As our knowledge of the interaction of plants and insects increases and the capabilities of biotechnology are expanded, ... part of the environment and can be a food source or home to many beneficial or nontarget insects or wildlife As natural habitats shrink, beneficial insects and wildlife have become more and more ... Moribund Larvae of Heliothis virescens off the Plant Biological Control: Theory and Applications 5(3), 419–426, 1995 Johnson, R., J Narsvaez, G An, and C Ryan Expression of Proteinase Inhibitors...
Ngày tải lên: 11/08/2014, 04:20
BIOLOGICAL AND BIOTECHNOLOGICAL CONTROL OF INSECT PESTS - CHAPTER 11 pot
... forwarded to BPPD BPPD then notifies the applicant of the formatting deficiencies 11.3 DATA REQUIREMENTS FOR MICROBIAL PESTICIDES The information and/ or data required by the EPA for an EUP or for ... pesticide should be analyzed for the presence of pathogens (e.g., Shigella, Salmonella, and Vibrio or an indicator organism) and for unexpected toxins (via injection into laboratory animals) The applications ... (3) identification of the recipient organism, including information on the insertion of the gene sequence; and (4) data and information on the stability and level of expression of the inserted gene...
Ngày tải lên: 11/08/2014, 04:20
Báo cáo khoa học: "Herpes simplex virus type 2 tegument protein UL56 relocalizes ubiquitin ligase Nedd4 and has a role in transport and/or release of virions" ppt
... UL56 or gG showed little or no localization to late endosome/MVBs Therefore, our finding Figure ons A model 7of maturation, transport and release of HSV-2 viriA model of maturation, transport and ... 5B) If HSV-2 exploited MVBs and/ or late endosomes for assembly or release of virions, and if Nedd4 and UL56 were involved in the process, a greater amount of Nedd4 and UL56 should colocalize ... localization of Nedd4-GFP and mRFP-UL56 was not stable; the pattern of overlap changed rapidly, and even merge or separation of the two proteins was observed (Fig 1E-3 and 1E-4) Nedd4-GFP and a part of...
Ngày tải lên: 12/08/2014, 04:20
Báo cáo y học: "Green tea: a new option for the prevention or control of osteoarthritis" ppt
... real targets and mechanism of action of GTPs that lead to the prevention of arthritis/OA More in vivo studies are definitely required to understand the targets of GTPs in general, and of EGCG in ... expression of nitric oxide synthase and production of nitric oxide in human chondrocytes: suppression of nuclear factor κB activation by degradation of the inhibitor of nuclear factor κB Arthritis ... the IL-1 receptor, the receptor for both IL-1α and IL-1β [5] Therapeutic use of an IL-1 receptor agonist, anakinra, to antagonize IL-1 (IL-1α and IL-1β) activity is a US Food and Drug Administration...
Ngày tải lên: 12/08/2014, 17:22