speed control of 3 phase induction motor using v f ppt
Design and Implementation of a Three-Phase Induction Motor Control Scheme
... of the induction motor by means of FOC. Furthermore, FOC facilitates four-quadrant operation, full motor torque capability at low speeds and higher efficiency (compared to the traditional Volts/Frequency ... magnetic flux in the air-gap of the induction motor. In this section of the report, through the use of scopes placed on nodes of interest, we will see that FO applies this principle of speed operation. ... of an induction motor, we can use this motor controller to control an induction machine. ã TMS32 0F2 43 DSP controller. This is manufactured by the Texas Instruments Company and is one of...
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Tài liệu Speed Control of DC Manchines pptx
... 2: Example 3: nh lut Bio-Savart: nh lut Faraday: ( )BlIeFrrrì= ()l.Bverrrì= Brer v r Br Ir F r Br v r er Br Ir F r ...
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Báo cáo " Experiment for Bending Analysis of 3-phase Composite Plate in Ship Structure " doc
... 6,0 12 ,3 19,2 29,0 33 ,0 Analysis 6,5 13, 4 21,0 31 ,6 - 20%TiO2 + 20%W800 + 60% AKAVINA polyester (sample type B) Error % 8 ,33 8,94 9 ,30 8,96 - Note: *is the average result after 5 ... experiments for bending problem of 3 phase composite made of polyester matrix, glass fiber and titanium dioxide particle. The experiment result shows that the particle’s volume ratio doesn’t affect ... Trang University for their help in the experiment. The results of researching presented in the paper have been performed according to scientific research project of Vietnam National University,...
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Báo cáo nghiên cứu khoa học: " Experiment for Bending Analysis of 3-phase Composite Plate in Ship Structure" potx
... bending of composite is studied in [2 ,3] . In [4], we investigate the bending problem for 3- phase composite, taking into account the shear effect, and in [5] we take into account the creep effect. ... experiments, for the bending of 3- phase composite plates used in Vietnam’s shipbuilding. The material is made of polyester matrix, reinforced by glass fibers and titanium dioxide particles. The formulas ... Mechanics of composite materials, vol .32 , No .3 (1996) 291. [9] Nguyen Dinh Duc, Dinh Khac Minh, Experimental study on mechanical properties for 3 phase polymer composite reinforced by glass fibers...
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Báo cáo khoa học: "THE REPRESENTATION OF MULTIMODAL USER INTERFACE DIALOGUES USING DISCOURSE PEGS" ppt
... notion of focus spaces and vistas in a semantic net representation for the similar purpose of representing the different perspectives of nodes in the semantic net that come into focus and affect ... of which DEs had to have been generated for the antecedent utterance. Thus, the definition of Invoking Descriptions but no labels for subsequent mention of a DE or discussion of their affect ... general forgetting of stored beliefs/information which occurs as a result of other cognitive processes, not as an immediate side-effect of discourse processing or the simple passing of time. kinds...
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Báo cáo hóa học: "Fabrication of Large Area Periodic Nanostructures Using Nanosphere Photolithography" ppt
... with different wavelengths of UV lightFig. 3 The schematic process of NSP for fabrication nanostructures;from (b)to(c), it switches to two different processes with positive ornegative photoresist ... area of HCPmonolayer of silica microspheres was formed by theFig. 1 One example of the focus process by the silica micro-sphere of 1 lmFig. 2 The normalized intensity of the focused light versus ... The focused light’s intensity is about 30 times as strong asthe input light’s and the full width at half-maximum(FWHM) of the focused light is about 150 nm, even smallerthan half of the wavelength....
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Báo cáo nghiên cứu khoa học " Development of an Improved Capability in support of National Bio-security for the Surveillance and Control of Foot & Mouth Disease in Cattle and Pigs " pptx
... training of field veterinarians and feedback of the results from first round of testing and shared the experience from the first round of sample collection with the field veterinary staff to increase ... detection of FMD and the sequencing of FMD isolates. Training of RAHC-HCMC staff in FMD serology using cell culture to carry out the Virus Neutralisation Test (VNT) ã Sampling for second phase of ... South of Vietnam for veterinary field and laboratory staff. Pilot zones established. First round of serosurveillance completed. Establishment of an effective laboratory network for...
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Báo cáo nghiên cứu khoa học " Development of an Improved Capability in support of National Bio-security for the Surveillance and Control of Foot & Mouth Disease in Cattle and Pigs " ppt
... suspected FMD vaccine failures in Vietnam. In addition, the successful establishment of an effective laboratory network for the diagnosis and control of FMD will provide a greater understanding of FMD ... of serosurveillance to field veterinarians. Achieved Budget for field work received and transfer to field staff. First round of serosurveillance completed Achieved Second round of ... network for the diagnosis and control of FMD by the provision of resources and training of staff in required methods and quality assurance. 2. To provide accurate data to explain failure of vaccination...
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Control of Robot Manipulators in Joint Space - Part 5 pptx
... . 2 83, 33 4Kanellakopoulos I. . . . . . . 33 3Kao W 33 4Kawamura S 168, 218Kelly R. . . . 196, 217, 218, 238 , 239 , 259,2 83, 284, 30 8, 33 2, 35 8, 37 8Khalil H. . . 54, 33 3Khosla P. . . . 33 4 ... D. 33 2Landau I. D. 33 3Lee C 88, 139 , 238 Lefschetz S. . . . 53 lemmaBarb˘alat’s . . . . . . 39 7Lewis F. L. . . . 139 , 33 3, 37 8Li W. . . . . . . . 54, 259, 33 1, 33 3, 37 7, 37 8Li Z 90linear ... 33 4 Index 4 23 Khosla P. K. 2 83 kinematicsdirect . . . . 61inverse . . . . . 61Koácak H. 196Koditschek D. E. xv, 259, 260, 33 3, 33 4, 35 9Kokkinis T. 2 83 Kokotovi´c P 33 3Kolmogorov A. N. . ....
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Advanced Robotics - Control of Interactive Robotic Interfaces Volume 29 Part 1 pptx
... 89=$&8 5 ;V= 8V& amp;L Q3& UL& =+ =Q3&K UX585KY V K58&L# 88&$ .B0B F <+.= Q=9=$&8 Q3& & ;3 V5 =K =+ Q3& ?3& amp;;=9&;=;C& ;3 V5 =K# & ;3 V5 =K8 ... 857& Q= Q3;7 &K ;3 K$ L 37 & ;$ K6; V ; $&K 3 +Q W3=L& K&9K7L 3 V& amp; 8WYL &&; V& amp;KY V 8U8&C UKQ3&K9=K&# W& W=U8$857& Q= Q3;7 8&LL;$K= ... W5Q3 Q3& K&LQ =+ Q3& W=K8$C; Q35L 3 ?Q&K W& W588 L3=W 3= W 5Q 5L ?=LL58& Q= &9&$ Q3& ?3YL5 8 ;4QUK& =+ Q3& LYLQ&9 5;Q= Q3& & ;3 V5 =K8...
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