Red Team Pressure Steady State Operating And Step Response

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Red Team -Pressure-Steady State Operating And
Step Response

• Dennis To
• Cory Richardson
• Jamison Linden
• 11/18/2009, UTC, ENGR-329

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Contents

• Background
• Description, SSOC, Step Response
• FOPDT Model
• Model Theory
• Results
• Conclusions

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Background

• System
• Input
• Output
• SSOC
• Operating Range

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System
                                                
                                                  
                                                  
                             Figure 1. Schematic
diagram of the Dunlap Plant Spray-Paint Booths
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Block Diagram
                                                
                                                  
                                                 
Figure 2. Block diagram of paint Booth System
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SSOC
Operating Range for Output
Operating Range for Input
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Operating Range

• Input operating range (45-90)
• Output operating range (0.5-10 cm-H2O)

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Theory

• Transfer Function
• Parameters

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Transfer Function
KGain?c/?m(cm-H2O)/ toDead Time tTime
Constant (use 0.632?c) Uncertainties
(max-min)(t/n)
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Parameters
Middle
Lower
Upper
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Results

• Experimental (Step-up, Step-down)
• Time Response (Gain)
• Time Response (Dead Time)
• Time Response (Time Constant)

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Experimental (Step-up)
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Experimental (Step-down)
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Time Response (Gain)
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Time Response (Dead Time)
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Time Response (Time Constant)
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FOPDT Model

• Model Equation
• C(t) Au(t-td-t0)K(1-e-((t-td-t0)/tau))
• Parameters
• td 15 sec.
• A 15
• K .21 cm-H2O /
• t0 0.52 sec.
• tau 1.8 sec.
• inbl 60
• outbl2 cm-H2O

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Model Time Response (Gain)
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Model Time Response (Dead Time)
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Model Time Response (Time Constant)
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Results

• EXPERIMENTAL PARAMETERS INCREASING
• STEADY STATE GAIN K 0.1-0.35 cm-H2O/ DEAD
  TIME to 0.5 s
• TIME CONSTANT t 1.7 s
• EXPERIMENTAL PARAMETERS DECREASING
• STEADY STATE GAIN K 0.1-0.35 cm-H2O /
• DEAD TIME to 0.5 s
• TIME CONSTANT t 1.7 s

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Conclusions

• Input operating range
• Output operating range
• (K) goes up as the input is increased
  (0.1-0.35cm-H2O/)
• (to) stays constant (0.5sec)
• ( ) stays constant (1.7sec)