pc based speed control of dc motor using pwm technique pdf

... B r e r v r B r I r F r B r v r e r B r I r F r Đặc tính cơ của động cơ DC kích từ nối tiếp Example 4: Example 5: Đặc tính cơ 4 phần tư...

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... recognition of ‘off target’ and side effects of drug candidates [7], as well as the identifica- tion of putative biomarkers. The phosphorylation status of signaling pathway components can be measured using ... tool for using to obtain those signaling maps, through the study of phosphorylation states of pathway components using antibodies that specifically recognize the phosphorylated form of kinase ... of kinase inhibitors can be useful to assess the promiscuity of the inhibitor and how much of a problem that might present. The first published screens of that kind emphasized the importance of Analysis...

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... 1 ME-430 INTRODUCTION TO COMPUTER AIDED DESIGN Vibration of Airplane Wing Using Pro/M Dr. Herli Surjanhata Use Notepad or Text Editor in Unix system to create...

Ngày tải lên: 19/01/2014, 05:20

... (CPC) bid. The CPC bid refers to the amount the advertiser is willing to pay for a click on his ad; the cost of the actual click instead is based on its quality score (a complex measure out of ... scenario and some pilot studies to test the feasibility of our approach. 2 Advantages of Ecological Approaches Evaluation of the effectiveness of persuasive sys- tems is very expensive and time consuming, ... description of the experimental setup). It was meant to test broadly how affective variations in the body of the ads performed. The two variations contained a fragment of a commentary of the museum...

Ngày tải lên: 07/03/2014, 18:20

... of sub- ject control of transitive subject -control verbs. In section 2, a brief description of the use of de- faults and YADU is given. In section 3, we present the results of representing ... Sag. 1987. Information- Based Syntax and Semantics, CSLI lecture notes series, Number 13. 264 Proceedings of EACL '99 Representing a System of Lexical Types Using Default Unification ... adequacy of different default unification oPera- tions, like the one used in DATR, for this kind of linguistic description. This work is part of a larger project concerned with the investigation of...

Ngày tải lên: 17/03/2014, 23:20

... inhibition of the ADAM 10 gene was named SACC-ADAM 10-RNAi, and the c ell line with stable transfection of the control plasmid was named SACC-Mock. Quantitative RT-PCR Quantitative RT-PCR (qRT-PCR) ... (d) Quantification of immunohistochemical staining of ADAM 10 from b using Image Pro Plus software (*p < 0.001 compared with SACC-LM). SACC-LM (high metastatic potential control) ; SACC-mock ... proliferation, supporting theroleofADAM10incellgrowthinSACC-LMcells (Figure 5 C). In addition, the affect of gene silencing of ADAM 10 on the cell migration ability of SACC-LM cells was also investigated...

Ngày tải lên: 18/06/2014, 16:20

... applications can be achieved by using WDCT in conjunction with image downsampling -based block cod- ing. Instead of using conventional DCT, the frequency warp- ing of WDCT enhances the reconstructed ... downsampling- based block coding is enhanced by using WDCT in conjunc- tion with image downsampling. 2. WDCT -BASED LOW BIT-RATE BLOCK CODING USING IMAGE DOWNSAMPLING Downsampling -based block coding ... evaluate the performance of the proposed ap- proach, compression results using standard JPEG, down- sampling -based DCT as proposed in [4](denotedasDS- DCT), and downsampling -based WDCT as proposed in 0.05...

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... Search rules of the various cases of operation are summarized in the table I. Fi g.4. Operation modes of buck boost converter 2 Unlike constant -speed control, a variable -speed control can ... Fig.5. Probable displacement of the operating point between the operating power and the maximum power, in the event of change of the wind speed, the control of the buck- boost converter ... converted into DC power through diode bridge rectifier circuits with a unity power factor and the load current is continuous [13] 3 tdcdc PVIVI== (3) Where, V dc , I dc are DC side voltage...

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Ngày tải lên: 03/01/2014, 19:44

... and effectiveness of the sensorless three-phase conduction DTC of a BLDC motor drive with six-switch inverter. 2. The Proposed Sensorless DTC of Four-Switch BLDC Motor Drive Using Three-Phase ... conduction DTC of BLDC motor drive with six-switch inverter scheme. Keywords: Brushless dc (BLDC) motor, sliding mode observer, direct torque control (DTC), stator flux control, fast torque ... 2.1 Principles of the Proposed Method Title Block Indirect torque control method of BLDC motor explained in [9] was extended to a direct torque and indirect flux control technique for six-switch...

Ngày tải lên: 03/01/2014, 19:45

... programming -based control of brushless motors,” IEEE Trans. Control Syst. Technol., vol. 11, no. 1, pp. 139–146, Jan. 2003. [19] S. J. Kang and S. K. Sul, “Direct torque control of brushless dc motor ... INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR 355 TAB L E I S WITCHING T ABLE FOR DTC OF BLDC M OTOR U SING T HREE - PHASE C ONDUCTION indirectly kept at its optimum level, while the motor speed is less ... maximum-efficiency control of BLDC motor, ” IEEE Trans. Ind. Electron., vol. 47, no. 1, pp. 109–114, Feb. 2000. [22] L. Hao and H. A. Toliyat, “BLDC motor full -speed operation using hybrid sliding...

Ngày tải lên: 03/01/2014, 19:46