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Exercises and guided practices
GUIDED PRACTICAL EXERCISES INCLUDED IN THE MANUAL
Practices to be done with the Continuous Stirred Tank Reactor (QRCAC):
- Determination of the ionic conductivities.
- Batch operation. Obtaining of the reaction order respect to ethylacetate. Initial velocity method.
- Batch operation. Obtaining of the reaction order respect to sodium hydroxide. Initial velocity method.
- Batch operation. Velocity Constant Computation. Constant sodium hydroxide initial concentration.
- Batch operation. Velocity Constant Computation. Constant ethylacetate initial concentration.
- Velocity equation formulation.
- Batch operation. Variation of the kinetic constant with temperature. Arrhenius Equation.
- Batch operation. Theoretical and experimental conversion comparative. Deviation from ideality.
- Batch operation. Mixture effects.
- Continuous operation.
- Continuous operation. Mixture effects.
- Conductivity measurement system: conductimeter.
- Variation of conversion with residence time.
- Residence time distribution.
- Determination of the reaction rate constant.
- Sensors calibration.
Practices to be done with the Tubular Flow Reactor (QRTC):
- Analysis of reagents and products.
- Ionic conductivities determination.
- Theoretical conversion of the tubular reactor.
- Experimental determination of the conversion of the tubular reactor.
- Dependence of the residence time.
- Determination of the reaction order.
- Dependence of the speed constant and the conversion with the temperature.
- Conductivity measurement system: conductimeter.
- Complete emptying of the unit.
- Determination of the reaction rate constant.
- Sensors calibration.
Practices to be done with the Batch Reactor (QRDC):
- Determination of the ionic conductivities.
- Batch operation. Calculation of the order of the reaction referred to the ethyl-acetate. Initial velocity method.
- Batch operation. Determination of the order of the reaction referred to the sodium hydroxide. Initial velocity method.
- Batch operation. Determination of the speed constant, the initial concentration of the sodium hydroxide is constant.
- Batch operation. Determination of the speed constant, the initial concentration of the ethyl acetate is constant.
- Formulation of the speed equation.
- Batch operation. Variation of the kinetic constant when the temperature is not constant: Arrhenius equation.
- Batch operation. Comparison of the theoretical and the experimental conversion: Deviation from the ideality.
- Calculation of the heat transference coefficient of the coil.
- Calculation of the hydrolysis reaction enthalpy.
- Batch operation. Mixture effects.
- Conductivity measurement system: conductimeter.
- Sensors calibration.
Practices to be done with Stirred Tank Reactors in Series (QRSC):
- Investigation of dynamic behaviour of stirred tank reactors in series.
- Determination of the ionic conductivities.
- Influence of flow rate.
- Work with just one reactor in continuous.
- Work with just one reactor in continuous with mixture effects.
- Work with 3 reactors in continuous.
- Effect of step input change.
- Response to an impulse change.
- Investigation of time constant using dead time coil.
- Sensors calibration.
Practices to be done with the Laminar Flow Reactor (QRLC):
- Determination of the residence time distribution of the reactor.
- Effect of flow rate and feed concentration on the determination of flow pattern.
- Steady state conversion for a reaction with laminar flow.
- Effect of flow rate and feed concentration on the steady state conversion.
- Demonstration of the flow pattern in the reactor and comparison with the theoretical model.
- Effect of the temperature on the laminar flow characterisation.
- Determination of the steady state conversion of a second order reaction.
- Flow pattern characterisation in a laminar flow reactor.
- Conductivity measurement system: conductimeter.
- Sensors calibration.
Practices to be done with Plug Flow Reactor (QRPC):
- Determination of the residence time distribution of the reactor.
- Effect of flow rate and feed concentration on the determination of flow pattern.
- Study of the reactor response to different perturbations: step and pulse change.
- Effect of flow rate and feed concentration on the steady state conversion.
- Demonstration of the flow pattern in the reactor and comparison with the theoretical model.
- Determination of the steady state conversion of a second order reaction.
- Understanding the principles of tracer techniques in flow pattern characterisation.
- Conductivity measurement system: conductimeter.
- Sensors calibration.
MORE PRACTICAL EXERCISES TO BE DONE WITH THE UNIT
- Many students view results simultaneously. To view all results in real time in the classroom by means of a projector or an electronic whiteboard.
- Open Control, Multicontrol and Real Time Control. This unit allows intrinsically and/or extrinsically to change the span, gains, proportional, integral, derivate parameters, etc, in real time.
- The Computer Control System with SCADA and PID Control allow a real industrial simulation.
- This unit is totally safe as uses mechanical, electrical and electronic, and software safety devices.
- This unit can be used for doing applied research.
- This unit can be used for giving training courses to Industries even to other Technical Education Institutions.
- Control of the unit process through the control interface box without the computer.
- Visualization of all the sensors values used in the unit process.
- By using PLC-PI additional 19 more exercises can be done.
- Several other exercises can be done and designed by the user.
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