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AND SYSTEMS CONTROL HW #5 2. Use the graphs below to sketch the Bode plots for: G( s) = 1 s (s 10)(0.002s + + 1) SYSTEMS AND CONTROL HW #5 2. Cont'd. SYSTEMS AND CONTROL HW #5 2. Cont'd.
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Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 4. Use the graphs below to sketch the Bode plots for: s2 G( s) = 2 s + 20s + 2500 s 2 + 800s + 1000000 ( )( ) SYSTEMS AND CONTROL HW #5 4. Contd. ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 5. (a) Sketch the asymptotes and mark the breakpoints on the Bode plots shown below. (b) Identify the frequency response components. ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 6. Using the Bode plots shown: (a) (b) (c) (d) Sketch the asymptotes Mark the breakpoints. Determine the slopes of the asymptotes. on the Bode plots shown below. Identify the frequency response components ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 7. The frequency response of an unknown system is shown in Figure 1 and Figure 2. Using this data, determine the system transfer function. Figure 1 SYSTEMS AND CONTROL HW #5 7. Contd. Figure 2 ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 9. The magnitude plot for an unknown system is shown in the figure below and the phase plot for the system is shown on the next page. Determine the value of the constant K such that when multiplied by the frequency response ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 10. Find the GM and PM of the system whose frequency response is shown in the figures below. SYSTEMS AND CONTROL HW #5 10. Cont\'d ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 11. The frequency response plots for a system are shown in Figure 1 and Figure 2. Determine the constant K such that when multiplied by the magnitude plot will result in the system having a GM of 100. Figure 1 SYSTEMS AND ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 12. Find the GM and PM of the system whose frequency response is shown in the figures below. ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 13. Using the normalized Nyquist plot shown: (a) (b) (c) (d) Determine the positive and negative ranges of K for which the system is stable. Use the Routh array to verify your answer. How many RHP zeros are there in 1 + KG(...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 14. Using the normalized Nyquist plot shown: (a) (b) (c) (d) (e) Determine the positive and negative ranges of K for which the system is stable. Use the positive root- locus to verify your answer for positive K. How nmny RH...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 15. Figure 1 shows a normalized Nyquist contour for a system: (a) Find the range of positive K for which the system is stable. (b) Find the range of negative K for which the system is stable. (c) For what range of K does 1 ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 16. Figure 1 shows a normalized Nyquist contour for a system. (a) (b) (c) (d) For what range of K is the number of zeros in 1 + KG(s) equal to 0? For what range of K is the number of zeros in 1 + KG(s) equal to 1? For what r...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #5 17. Figure 1 shows a normalized Nyquist contour for a system. (a) (b) (c) (d) (e) (f) Find the range of positive values of K that results in a stable system. Find the range of negative values of K that results in a stable sy...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 1. Using the system shown in Figure 1, make a plot of the roots of the characteristic equation for values of KP = 0, 10, 50, 100, 400. Use the graph provided to plot the roots. Connect the points to get a root- locus plot. ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 5. Using the pole- zero plot, make a plot of the roots of the characteristic equation for values of KP = 0, - 10, - 50, - 100, - 500, - 1000, - 5000, - 10000. Use the graph provided to plot the roots. Connect the points to ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 6. Using the pole- zero plot shown below, do the following for the positive root- locus: (a) Find the expression for L(s). (b) How many branches does the root- locus have? (c) What is the value of K at the poles? (d) What i...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 8. Using the pole- zero plot shown below, do the following for the positive root- locus: (a) Find the expression for L(s). (b) Sketch and label the real-axis parts of the locus. (c) Compute, mark and label the asymptote cen...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 9. Using the pole- zero plot shown below, do the following for the positive root- locus: (a) Find the expression for L(s). (b) Sketch and label the real-axis parts of the locus. (c) Compute, mark and label the asymptote cen...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 10. Using the pole- zero plot shown below, do the following for the positive root- locus : (a) Find the expression for L(s). (b) Sketch and label the real-axis parts of the locus. (c) Compute, mark and label the asymptote c...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 11. The pole-zero plot for a system is shown below. A plot of K(s) for real values of s is shown in Figure 1. (a) Using the root-locus method, determine if the system can be made stable for either positive or negative value...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 12. Do the following for the positive locus using the pole- zero plot shown below: (a) Find the expression for L(s). (b) Sketch and label the real-axis parts of the for the positive locus. (c) Compute, mark and label the as...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 13. Using the pole- zero plot shown below, do the following for the positive root- locus: (a) Find the expression for L(s). (b) Sketch and label the real-axis parts of the locus. (c) Compute, mark and label the asymptote ce...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 14. Design a lag compensator for the system shown in Figure 1 such that the steady-state tracking error is < 10-5 . (a) Identify the values of p2 and z2 you would select. (b) Verify the design by comparing the step response...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 15. Design a controller for the system whose pole- zero plot is shown. Determine the controller constants required to achieve the dynamic response characteristics shown in the pole-zero plot. Use a positive root- locus. n...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #4 16. Can the system represented by the positive root- locus plot shown below be made stable for some positive value of K? Explain your answer. ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 18. For the system in Figure 1, design a PID controller to achie ve the following dynamic response specifications to a step function reference signal. and steady-state tracking error: (a) tp 0.1 sec. (b) Overshoot 20%. In...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 19. For the system shown in Figure 1use the positive root- locus to: (a) Design a lead compensator that produces a peak time of < 0.9 s and an overshoot less than or equal to 16% for a unit step function reference signal. (...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #4 20. Design a lead compensator which results in the roots of the characteristic equation of the system shown in Figure 1 being - 11 9j using the positive root- locus. R(s) + - s + 10 s + p 1 K Figure 1 ( 1 s 2 + 1...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #4 23. Using the pole- zero plot shown below, do the following for the negative root- locus: (a) What is the value of K at the poles? (b) What is the value of K at the zeros? (c) Sketch and label the real-axis parts of the loc...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 1. For the system shown in Figure 1, derive the following expressions: W(s) R(s) + + Controller D(s) + Plant G(s) Y(s) Figure 1 (a) (b) (c) (d) (e) (f) The output response, Y(s). The system error, E(s). The transfer fun...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 3. For the unity gain, negative feedback system shown in Figure 1, specify K1 and K of the controller so that the overall closed- loop response to a unit step input has an overshoot of less than 10% and a peak time less tha...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 4. Find the steady-state tracking error for the system shown in Figure 1 and the given controller and plant gain functions. W(s) R(s) + - Controller D(s) + + Plant Y(s) G(s) Figure 1 1 s ( s 2 + 2 s + 4) 1 (b)...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 6. Find the steady-state disturbance rejection error for the system shown in Figure 1 and the given controller and plant gain functions. W(s) R(s) + - Controller D(s) + + Plant Y(s) G(s) Figure 1 (a)PD control...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 7. Using the Routh array, determine the inequalities that define the range of constants for a PID controller in order for the system shown in Figure 1 be stable. R(s) + - Controller Plant D(s) 1 s 2 + 2s + 8 Figure ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 8. The system shown in Figure 1 has an unstable open-loop response. Design a closed- loop feedback system using one of the classical controllers that will provide: (1) a stable closed- loop response having a zero steady-sta...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 11. Find the system type w.r.t. tracking for the system shown in Figure 1 and the given controller and plant gain functions. W(s) R(s) + - Controller D(s) + + Plant Y(s) G(s) Figure 1 (a)P controller , G( s ) ...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 12. Find the system type w.r.t. disturbance rejection for the system shown in Figure 1 and the given controller and plant gain functions. W(s) R(s) + - Controller D(s) + + Plant Y(s) G(s) Figure 1 1 s 4 + 4s 3...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROLS HW #3 17. It is required that the system, shown in Figure 1, have a zero steady-state disturbance rejection error to a unit step function disturbance signal. W(s) R(s) + - D(s) + + Figure 1 1 s 2 ( s + 4) Y(s) (a) (b) (...
Dallas >> CPB >> 021000 (Fall, 2008)
SYSTEMS AND CONTROL HW #3 33. Answers the following questions about the system shown in Figure 1. W(s) R(s) + KPs + KI s Figure 1 + + 1 s Y(s) (a) (b) What are the necessary and sufficient conditions for the system to be stable? Determine th...
UMass (Amherst) >> LING >> 620 (Fall, 2009)
Seth Cable Spring 2009 Formal Semantics Ling 620 Questions on the De Re vs. De Dicto Ambiguity (1) On the Relationship between Specificity and Transparency In class, we built a semantics that predicts the existence of so-called `third readings\' of ...
UMass (Amherst) >> LING >> 620 (Fall, 2009)
Seth Cable Spring 2009 Formal Semantics Ling 620 Some Very Basic Questions on the Semantics of Plurals (1) Computing Sets of Pluralities Please list the members of the following set: (2) A Key Property of Plural NPs First, note that our plurality f...
UMass (Amherst) >> LING >> 620 (Fall, 2009)
Seth Cable Spring 2009 De Re vs. De Dicto, Part 2: 1 Explicit Binding of World Variables 1. The Challenge Formal Semantics Ling 620 We need to augment our syntactic and semantic theory so that sentences like (1a) can receive readings like that in (...
UMass (Amherst) >> LING >> 620 (Fall, 2009)
Seth Cable Spring 2009 The Semantics of Plurals, Part 1: The Basics 1. (1) Introductory Questions and Guesses Blindingly Obvious Fact about Natural Language Formal Semantics Ling 620 There is number marking (singular, plural) on NPs, and this numbe...
UMass (Amherst) >> LING >> 620 (Fall, 2009)
Seth Cable Spring 2009 Formal Semantics Ling 620 The Semantics of Plurals, Part 2: Cumulativity, Distributivity, and Quantification 1. Our Current Picture of Plurals At the conclusion of Part 1 of our discussion of plurals, we had built a semanti...
Minnesota >> FR >> 5153 (Fall, 2008)
FOREST AND WETLAND HYDROLOGY1 FR 5153 (3 credits) Spring 2009 Co- Instructors: Kenneth N. Brooks: 301D Green Hall (624-2774); e-mail: kbrooks@umn.edu; Office hours: TBA C.H. Hobie Perry, Research Soil Scientist, US Forest Service, Northern Research S...
Minnesota >> FR >> 5153 (Fall, 2008)
FOREST AND WETLAND HYDROLOGY FR 5153 (3 credits) Spring 2009 Readings for Class: There is no assigned textbook for this class, but there will be several readings from Brooks et al. (2003), the text used in FR3114/5114, and Ice and Stednick (2004), A ...
Minnesota >> FR >> 5153 (Fall, 2008)
Influence of Headwater Streams on Downstrem Reaches in Forested Areas LRe H M m a r l d and Drew Cae . Abstrseh The source areas of headwater s r m s typically compose 60% to 80% of a catchment. This, plus lbe typical increase in precipitation with e...
Minnesota >> FR >> 5153 (Fall, 2008)
Journal of Hydrology 233 (2000) 102120 www.elsevier.com/locate/jhydrol Peakow responses to forest practices in the western cascades of Oregon, USA R.L. Beschta*, M.R. Pyles, A.E. Skaugset, C.G. Sureet 1 Department of Forest Engineering, Oregon Stat...
Minnesota >> FR >> 5153 (Fall, 2008)
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Minnesota >> FR >> 5153 (Fall, 2008)
WATER RESOURCES RESEARCH, VOL. 37, NO. 1, PAGES 175-178, JANUARY 2001 Comment on \"Peak flow responsesto clear-cutting and roads in small and large basins, western Cascades,Oregon: A secondopinion\" by R. B. Thomas and W. F. Megahan J. A. Jones Depart...
Minnesota >> FR >> 5153 (Fall, 2008)
WATER RESOURCES RESEARCH, VOL. 34, NO. 12, PAGES 3393-3403, DECEMBER 1998 Peak flow responsesto clear-cutting and roads in small and large basins, western Cascades,Oregon: A secondopinion Robert B. Thomas Sherwood,Oregon Walter F. Megahan Natio...
Minnesota >> FR >> 5153 (Fall, 2008)
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Minnesota >> FR >> 5153 (Fall, 2008)
III. HYDROLOGY OF RIPARIAN SYSTEMS & WETLANDS READINGS 2009 24 Mar Review: Chapter 10 - Stream Channel Morphology and Stream Classification in Brooks, K.N., P.F. Ffolliott, H.M. Gregersen and L.F. DeBano. 2003. Hydrology and the management of waters...
Minnesota >> FR >> 5153 (Fall, 2008)
Stream Channel Processes Selected slides from E.S. Verry (2007) Response to Landuse Changes Tributaries Main stem Mouth Erosion Zone Transition Zone Deposition Zone High Gradient reaches may have downcut a century ago leaving a Low Terrace Eleva...
Minnesota >> FR >> 5153 (Fall, 2008)
Landscape Perspective of Riparian Areas The interface between terrestrial & aquatic ecosystems Riparian Areas Reflect watershed conditions and stream channel conditions Watershed landscapes affect the hydrologic regime of the river Interventions ...
Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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Mich Tech >> CM >> 3215 (Fall, 2008)
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