single phase two wire line and three phase three wire line with equal phase spacing
An experimental study of pressure drop characteristics in vertical upward two phase and three phase flows
... conducting two phase (liquid-liquid) and three phase (liquid-liquid-gas) pressure drop measurement in vertical pipe The two phase pressure drop experiment was conducted focusing on the phase inversion ... associated with the simultaneous flow of two or more phases in transport pipeline are of long standing interest in the oil and gas transport industry Some of the common problems associated with multiphase ... characteristics in vertical upward two -phase and three -phase flow is conducted in a small scale test loop The two -phase pressure gradient experiment was conducted focusing on the phase inversion phenomenon...
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Hydrodynamics studies in two and three phase bubble column
... 2.4.1.1) in two and three phase bubble column can be found in limited literature because there are some limitation to use with this technique, the gas holdup should be
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Chapter 9 unbalanced operation and single phase induction machines
... a twophase induction machine to be out of phase To accomplish this the impedances of the stator windings are made unequal For example, the split -phase machine is a two -phase induction motor with ... OPERATION AND SINGLE- PHASE INDUCTION MACHINES Figure 9.8-1 A two- pole two -phase symmetrical induction machine where Ks = (Ks)−1 and the superscript T denotes the transpose of a matrix, and the ... a two -phase symmetrical induction motor and apply the same singlephase voltage to both phases, the net torque at stall will be zero because the winding currents will be instantaneously equal and...
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báo cáo hóa học:" High survival and treatment success sustained after two and three years of first-line ART for children in Cambodia" potx
... resistant to stavudine and/ or zidovudine Two were resistant to didanosine and three others possibly resistant to this nucleoside reverse transcriptase inhibitor, three to abacavir and three possibly ... caregivers, such as grandparents and older relatives A social worker was employed to provide support to these children and their caretakers and to link the families with organizations and institutions ... more than 24 months on ART Two hundred and forty out of 268 children assessed with VL had an undetectable VL (≤ 250 copies/ml), six had a VL between 250 and 1000 copies/ml and 22 had a VL above 1000...
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Tài liệu Chapter 4: Motion in Two and Three Dimensions docx
... we assume that observer B moves with a known constant velocity vBA with respect to observer A Observer A and B determine the coordinates of particle P to be xPA and xPB , respectively xPA = xPB ... equations and we get: v y − ( v0 sin θ ) = −2 g ( y − yo ) g Here xo and yo are the coordinates of the launching point For many problems the launching point is taken at the origin In this case xo = and ... launched with an initial velocity vo The horizontal and vertical velocity components are: vox = vo cos θ o g (4-7) voy = vo sin θ o Projectile motion will be analyzed in a horizontal and a vertical...
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Single phase uninterruptible power supply based on z source inverter
... source (E, C3 , and D), a Z-source symmetrical network (L1 = L2 and C1 = C2 ), an H-bridge inverter (S1 –S4 ), and a filter (Ls and Cs ) Table I shows a total of nine switching states and their vector ... 9(b) and (c) B Experimental Results Fig 10(a) and (b) shows the output voltages and currents, respectively, of the proposed UPS with the Z-source inverter under both pure resistive and nonlinear ... less than 3% under the nonlinear load Fig 9(a) and (b) shows the output voltages for both the traditional UPS with the voltage source inverter and the proposed UPS with the Z-source inverter,...
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Single phase fully controlled rectifier
... constructional and operation features of uncontrolled and controlled converters • Draw the waveforms and calculate their average and RMS values of different variables associated with a single phase fully ... armature resistance of 0.75Ω and inductance of 50 mH The motor is supplied from a single phase fully controlled converter operating from a 230 V, 50 Hz, single phase supply with a firing angle of α ... converter A single phase half wave controlled converter always operates in the conduction mode The voltage form factor of a single phase fully controlled half wave converter with a resistive...
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Single phase uncontrolled rectifier
... load? Explain your answer with waveforms Q2 The split supply of a single phase full wave rectifier is obtained from a single phase transformer with a single primary and a center tapped secondary ... of phases and the type of devices used • Define and calculate the characteristic parameters of the voltage and current waveforms • Analyze the operation of single phase uncontrolled half wave and ... 9.4.2 Single phase uncontrolled full bridge rectifier Version EE IIT, Kharagpur 21 The split supply full wave single phase rectifier offers as good performance as possible from a single phase...
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Báo cáo hóa học: "A randomized phase II trial of mitoxantrone, estramustine and vinorelbine or bcl-2 modulation with 13-cis retinoic acid, interferon and paclitaxel in patients with metastatic castrate-resistant prostate cancer: ECOG 3899" pot
... Statistical Design and Data Analysis Patients were equally randomized to either of the two treatment regimens and stratified by extent of disease (measurable disease vs non-measurable disease and elevated ... been treated with hormonal therapy, and 27% had prior orchiectomy As shown in Table 1, baseline demographic and tumor characteristics were generally well balanced between the two arms, and no significant ... DiPaola et al.: A randomized phase II trial of mitoxantrone, estramustine and vinorelbine or bcl-2 modulation with 13-cis retinoic acid, interferon and paclitaxel in patients with metastatic castrate-resistant...
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Single Phase Motors pptx
... Run (main) and Start (Aux) Windings • The stator has two sets of windgs, Run (which is of thicker size to reduce I²R losses) and Start of thinner size is placed 90˚ ... Large number of turns • Aux has relative Small number of turns Φm Starting Torque in Single phase motor Split Phase Principle • To produce a starting torque a rotating magnetic field must be produced ... main windg produce a flux Φ m while the Aux wndg produces a flux Φa Since the angles are out of phase a resultant rotating field is created • A centrifugal switch disconnects the Aux wndg from...
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Single Phase AC Motors pot
... Operation A phase motor self starts due to a rotating magnetic field in the windings If a single phase was applied to one winding, it would simply pulse and produce no torque If ... reactance causing the current to lag Split Phase Motor A split phase motor has windings: Run winding Start winding Split Phase Motor The two windings cause the current to lag depending ... Similar in effect to the split phase motor Capacitor causes current in start winding to lead voltage Start and Run windings are approximately 90° out of phase Capacitor Start Motor High...
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Báo cáo nghiên cứu khoa học: "NUMERICAL MODEL OF SINGLE PHASE TURBULENT FLOWS FOR CALCULATION OF PRESSURE DROP ALONG GAS PIPELINES " doc
... The results with input data-sample in table 3.1 along the associated gas pipeline of flow equations of Weymouth, Panhandle A, Panhandle B and Clinedinst are stored in table 3.2a and 3.2b Table ... The results with input data - sample in table 3.1 along the associated gas pipeline of flow equations of Weymouth, Panhandle A, Panhandle B and Clinedinst are stored in table 3.3a and 3.3b Table ... the end of pipeline is 7040 kPa The results with input data - sample in table 3.1 along the associated gas pipeline of flow equations of Weymouth, Panhandle A, Panhandle B and Clinedinst are stored...
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Báo cáo lâm nghiệp: "Harvest scheduling with spatial aggregation for two and three strip cut system under shelterwood management" docx
... decision matrix with m as the number of stands and n as the number of treatments for one stand, and ’ denotes the transpose, x where xi is the i-th row vector of ~ j for the i-th stand and ~ j is ... stand The treatment regime for one stand can be summarized as, “cut the fifth strip in period three. ” To formulate land accounting constraints, which require at most one treatment for each stand, ... either a twocut system with a preparatory-removal cut cycle, or a three- cut system with a preparatory-establishment-removal cut cycle, which progress from windward to leeward Under the three- cut...
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Báo cáo y học: "Association of single-nucleotide polymorphisms in RHOB and TXNDC3 with knee osteoarthritis susceptibility: two case-control studies in East Asian populations and a meta-analysis" docx
... and participated in the design and analysis of the study, and MN genotyped the Japanese samples JD, JQ, NJ, YX, CY and JW evaluated the patients and genotyped Chinese samples, and TN helped with ... of OA All patients had pain with rest and/ or night pain over 5month period Patients with knee diseases such as inflammatory, post-traumatic and post-septic arthritis, and skeletal dysplasia were ... and disease ascertainment were basically the same in the two studies [10] To examine the replication of association between the RHOB and TXNDC3 SNPs and knee OA susceptibility, we conducted two...
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Báo cáo khoa học: "Comparative studies on the pathogenicity and tissue distribution of three virulence variants of classical swine fever virus, two field isolates and one vaccine strain, with special regard to immunohistochemical investigations" ppt
... cryostat sections were fixed with acetone and stained with fluorescent anti-CSF polyclonal serum by following OIE guidelines (In: Manual of standards for diagnostic tests and vaccines Ed Chap 2.1.12 ... (24-24-16) were intranasally inoculated with ml volumes of the viruses (103 TCID50 per/ml) as follows: group I with ISS/60, group II with Wingene'93 and group III with Riems In each experiment one ... brain and in the striated muscles, see Table In Experiment III, CSFV was isolated only from the tonsils of three animals at PIDs 3, and and from the ileocoecal lymph node of one pig at PID and...
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Control of high performance single phase DC AC inverter
... Simulation and experimental results for a DC-AC single phase inverter (1 kVA) obtained with time domain and frequency domain based repetitive controllers are presented and compared to that obtained with ... control and neural networks control Control methods with innovative PWM modulation techniques and voltage feedback control methods encountered poor regulation problem with a nonlinear load and slow ... provide a single- phase or a three -phase electrical power according to the load requirements Rotary UPS systems use motors and generators to convert electrical energy from one form to another and provide...
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Báo cáo y học: "Segment-orientated analysis of two-dimensional strain and strain rate as assessed by velocity vector imaging in patients with acute myocardial infarction"
... infarcted and adjacent segments Segments with LE ≥ 51% demonstrated significantly decreased strain and velocities in comparison to segments with no LE Comparing segments with LE ≥ 51% and LE 1-50% ... Comparison of VVI and LE-MRI MRI was performed 8.1±1.4 days after AMI The LE-MRI study resulted in 209 (38%) segments with a LE ≥ 51%, 91 (17%) with a LE of 1-50% and 244 (45 %) segments without LE ... compared the segments with LE ≥ 51%, LE 1-50% and no LE We demonstrated significant differences of 2DS, dSR, S´, E´, A´ (p < 0.05) between segments with LE ≥ 51% and segments with no LE According...
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INTRODUCTIONS TO THE TWO SECTORS: JVS AND SOES
... Douglas and William (1998), by nature, salespeople handle such type of a job that is • Hard since they have to frequently deal with new people, namely customers, who are tough and demanding And they ... interviews, except two, are individual between the interviewee and the author The two exceptional interviews are one group interview with four sales reps from JVs and one interview with Hanoi Soap ... salespeople and how to motivate them effectively Thus, this paper aims to make clear these issues in two sectors: joint ventures (JVs) and state owned enterprises (SOEs) With in-depth interviews with...
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Báo cáo khoa học: Covalent and three-dimensional structure of the cyclodextrinase from Flavobacterium sp. no. 92 pdf
... b-strands are labeled Fig B-factor plots of the main chains of the two molecules of CDase in the asymmetric unit The averages of molecules A (solid line) and B (broken ˚ ˚ line) are 39 A2 and ... processed and scaled with the program suite HKL [22] bringing Friedel pairs to the same scale The positions of 48 selenium atoms were determined with program SHELX-D [23] Phases were calculated with ... SHELX-E [24] and in a second run also with program SHARP/AUTOSHARP [25] The two resulting density maps were of equal quality The model was built by a combination of ARP/WARP [26] and manual operations...
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Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các mục tiêu của chương trình xác định các nguyên tắc biên soạn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến tốc độ rôto n fi p2 đặc tuyến dòng điện stato i1 fi p2 thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu chỉ tiêu chất lượng 9 tr 25