Soft-db Zen-Ten User guide Bedienungsanleitung

M. ZEN 3-Channel X-LMS Controller User Manual Version 3.1 Written by: Alex Boudreau, Ph.D. Soft dB August 2007

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Figure 5: Schematic for the uncoupled version of the control algorithm The table

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. schematic shows three generators but only one generator is used for all references.

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.1.2 Subtracting the control output contributions from the reference signals As

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Figure 8 : Autospectrum of a reference signal (control ON and subtraction OFF) To

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.1.3 Adding low-level white noise to reference signals The ZEN controller allows

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.1.4 Adaptative step size normalization technique Normalization of the adaptativ

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.2 Description of the control algorithm for the coupled case Figure 9 shows a sc

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.3 Description of the control path identification algorithm Note: This identifica

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. The F_Ex, F_Rx and the F_Cx (if used) filters are activated during the identificati

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.3.2 Adaptative step size and identification technique in noisy conditions The n

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. TABLE OF CONTENTS 1.0 Introduction...

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 4.0 User interface The next sections provide a detailed description of the PC use

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Figure 12: PC user interface of the ZEN controller (main tab) The next figure pre

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 4.1 Configuration interface of the controller Before launching the identification

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. General Parameters These parameters allow selecting the controller mode (coupled o

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. The main function of the band-pass filter is to force the control to work only on a

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Secondary control path parameters (filters CxEy) The parameters for the secondary

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. impulse response. A longer DC filter impulse response implies longer CxRx, CxEx and

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 4.2 Control path identification interface The second step after setting-up of the

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 2) Identification of control output #2 and reference #2: filter C2R2 3) Identific

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. During the identification process, the user should pay special attention to be sur

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 1.0 Introduction The ZEN controller presented in this document is based on the Si

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 4.3 Control interface Before launching the control, we suggest the configuration

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. An estimate of the attenuation (or noise reduction) is presented in the upper right

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. OutCxEy The filtered reference at the input of the X-LMS Mux_Ex The error signals

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Another function not yet presented is See info. Figure 17 shows the dialog box for

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 4.4 Autonomous mode (optional) The autonomous mode is optional. Ask Soft dB for pr

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. detected on the error signals. The next figure shows the PC interface when the auto

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Figure 2: SR2_Analog_8 (or 16) expansion board The features of the SR2_Analog_8 e

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. The two ZEN controller boards are housed in a metal enclosure: Figure 3: Metal e

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. Figure 4: Schematic of the ZEN 3-channel control system from Soft dB The real-tim

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 2.0 Software Installation To install the ZEN controller software, click on Setup.

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. The most important files are: 1) ZEN_Ver3_x.exe: the PC user interface of the ZEN

User manual for the ZEN 3-channel X-LMS controller Soft dB inc. 3.0 Detailed Control Algorithm The control algorithm running on the DSP board is a