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Advanced research on intelligent systems and mechanical by David Jin; Helen Zhang; X J Zhao

By David Jin; Helen Zhang; X J Zhao

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Read Online or Download Advanced research on intelligent systems and mechanical engineering : selected, peer reviewed papers from the 2012 2nd International Conference on Intelligent Materials and Mechanical Engineering (MEE2012), December 22-23, 2012, Yichang, China PDF

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Extra info for Advanced research on intelligent systems and mechanical engineering : selected, peer reviewed papers from the 2012 2nd International Conference on Intelligent Materials and Mechanical Engineering (MEE2012), December 22-23, 2012, Yichang, China

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Select the logarithmic s-type (Log-Sigmoid) function as transfer function 1 (1) f ( x) = 1 + e− x Selection of Model parameters If set expectation of temperature as T, set expectation of carbon content as C, actual temperature’s output is Tˆ and carbon content’s output is Cˆ . The cost function for the fitting error of the temperature forecast networks is: ET = 1 P (T − Tˆ )2 2∑ k =1 (2) The cost function for the fitting error of the carbon content forecast networks is: EC = 1 P (C − Cˆ )2 2∑ k =1 (3) Among them, p for the number of training samples.

For impact test, the scheme of the adaptive control system was shown as Fig. 7. Fig. 6 Principle of adaptive control system Fig. 7 Scheme of adaptive control system 40 Advanced Research on Intelligent Systems and Mechanical Engineering The K,f0,f1 would be adjusted online by the adaptive laws, which were deduced based on Lyapunov stability theory, and excuted by adaptive machine, as shown in Eq. 7. t ( ε P12 + ε P22 ) y p t ( ε P12 + ε P22 ) y p (ε P12 + ε P22 ) y r , , (7) f1 = f1 (0 ) − ∫ dt f = f ( 0 ) − dt dt 0 0 ∫ ∫0 0 0 λ1 K p λ0 K p µK p Where, V = 1 [ε T P ε + ΦΓΦ ] is the selected Lyapunov function, among which P is 2d symmetric 2 K = K0 + t positive definite matrix, Γ is 3d diagonal positive definite matrix, Γ = diag [ λ 0 , λ1 , µ ] .

85. Output parameters and expected goals of 1700V are shown in table 2. 8. 8 The waveform 1, waveform 2, waveform 3 for treatment voltage of 1700V of local treatment mode. 793 A new type of high potential therapeutic apparatus is designed by methods described above. The local treatment mode and systemic treatment mode have good effect after testing, and all targets expected are achieved. The innovation points are following: generating treatment voltage directly by daily electricity, avoiding the complex circuit, which makes the circuit more stable; Generating different waveforms with various inductances make the circuit simpler; Constituting circuit with different relays make it easy to change the circuit according to necessary in the future.

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