PPT-Impedance and FCC-e - e

of perfect flat surfaces with uniform resistance Martin Duignan Elisa Garcia Tabares Laura Grob Xiuguang Jin AnneLaure Lamure Mostafa Salahshoor Roberto Salemme Theo Sinkovits . Electrical impedance extends the concept of resistance to AC circuits describing not only the relative amplitudes of the voltage and current but also the r elative phases When the circuit is driven with direct current DC there is no distinction be 63mm VM with unshielded Bellows. Tuesday 6/11 2012. O.Berrig. & B. Salvant . 1. CST model of the VM module (diameter = 63 mm). 2. 63 mm. CST model of the RF fingers. 3. The natural state of the RF fingers. 10/6/2015. Definition of Resistance and Impedance. Resistance. is . the ability of a circuit element to resist the flow of electrical current. . Ohm's law defines resistance in terms of the ratio between voltage, E, and current, I.. 3-4-2014. Impedance overview. ac source. cell. R. C. d. c null detector. ac null detector. Potentiometer to null dc voltage. R. B. d. c null detector. R. A. V. –. +. R. u. R. I. 1. . + I. 2. . I. DRs. :. What we know so far and what else we need to study….. E. . Koukovini-Platia. . M. Barnes, A. . Grudiev. , N. . Mounet. , Y. . Papaphilippou. , G. Rumolo. Updated list of parameters . with the new lattice design at 3 TeV . Y-Chamber for . SPS Crab . cavity. By Phoevos Kardasopoulos. Thanks to Benoit Salvant. ,. Pei Zhang, Fred Galleazzi, Roberto Torres-Sanchez and Alick MacPherson . Impedance Meeting. Date: 14/04/14 . Preliminary analysis. . . C. . Zannini, E. . Metral, G. Rumolo, B. . Salvant . Model studied. LHC design as it is built and installed. weld. In this step we are only interested to understand the effect of the weld .. of perfect flat surfaces with uniform resistance. Martin Duignan, Elisa Garcia-. Tabares. , Laura . Grob. , . Xiuguang. . Jin. , Anne-Laure . Lamure. , Mostafa . Salahshoor. , Roberto . Salemme. , Theo Sinkovits . 3-4-2014. Impedance overview. ac source. cell. R. C. d. c null detector. ac null detector. Potentiometer to null dc voltage. R. B. d. c null detector. R. A. V. –. . R. u. R. I. 1. . I. 2. . I. Electron cloud and single . beam collective effects . due . to beam coupling impedance in FCC-. ee. E. Belli, M. . Migliorati. , S. . Persichelli. , M. . Zobov. Outline. Resistive wall wake fields and impedances . F. . . Zimmermann. FCC-. ee. physics workshop (“TLEP7”). CERN, 21 June 2014. Work supported by the . European Commission . under . Capacities . 7th Framework Programme, Grant Agreement 312453. g. 08 Nov 2017. A.Mereghetti. 2. A. Mereghetti. , on behalf of the LHC Collimation . Team. Many thanks to all teams involved in the work, especially to the LHC impedance team.. Outlook. Introduction. TCSPM Measurements at the LHC. Page Instructions for Completing54.313 / 54.422 Data Collection Form ��Instructions for Completing FCC Form 481 OMB Control No. 30600986 (HighCost)OMB Control No. 30600819 (LowIncome)[M Dana . Olson.  Show some plots of impedance . curves. . perhaps even measure one actively live . Then he'll talk about what these curves mean,. how they are used and . What effect a 4 ohm vs 8 ohm speaker has on amplifier performance..