N; and comprehend the two ideal flow patterns: plug flow and perfect mixing.
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- [Multi - functional Special Distillation Experiment Device](https://labparkglobal.com/product/multi-functional-special-distillation-experiment-device): Through this device, students can learn the process flow and operation of continuous distillation; study the principles and processes of azeotropic distillation, and understand the impact of entrainers on the azeotropic point; explore the principles and processes of reactive distillation, and comprehend the influence of the distillation process on the conversion rate of catalytic reactions; examine the principles and processes of extractive distillation, and grasp how extractants affect the relative volatility of components; investigate the process flow of vacuum distillation, and understand the effect of vacuum conditions on distillation operations; analyze the impact of reflux ratio on the separation efficiency of distillation; and master the calculation methods for evaluating the separation efficiency of distillation.
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- [Multi - functional Reaction Experiment Device](https://labparkglobal.com/product/multi-functional-reaction-experiment-device): Through this device, students can simultaneously understand the structures and process flows of gas-solid catalytic fixed bed reactors, fluidized bed reactors, and stirred-tank reactors; and master the methods of conducting catalyst evaluation experiments using different types of reactors.
- [Multi - Kettle Series Mixing Performance Determination Experiment Device](https://labparkglobal.com/product/multi-kettle-series-mixing-performance-determination-experiment-device): Through this device, students can learn the residence time measurement methods for single reactors and three reactors in series; understand how parameters of the series model characterize the residence time distribution (RTD) and degree of backmixing in continuous stirred-tank reactors (CSTRs); comprehend the physical meaning of model parameter N; and grasp the two ideal flow models: plug flow and perfect mixing.
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- [Circulating Wind - Tunnel Drying Experiment Device](https://labparkglobal.com/product/%e5%be%aa%e7%8e%af%e9%a3%8e%e6%b4%9e%e9%81%93%e5%b9%b2%e7%87%a5%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Through this device, students can understand the factors affecting the drying rate curve; by using wet-bulb and dry-bulb temperatures to measure the humidity of moist air, they can master the determination methods of drying curves and drying rate curves, and comprehend the significance of the process for determining the drying rate curve; additionally, they can learn the determination method of the convective heat transfer coefficient between the material and air during the constant-rate drying stage.
- [Absorption and Desorption Experiment Device](https://labparkglobal.com/product/%e5%90%b8%e6%94%b6%e4%b8%8e%e8%a7%a3%e5%90%b8%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Through this device, students can learn the structures of packed absorption towers and desorption towers; study the relationship between different spray densities and volumetric mass transfer coefficients under liquid film control.
- [Sieve - Plate Distillation Experiment Device](https://labparkglobal.com/product/%e7%ad%9b%e6%9d%bf%e7%b2%be%e9%a6%8f%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Through this device, students can learn the structure of a single overflow downcomer sieve tray tower and understand the internal operating conditions of the tower; study the influence of reflux ratio on continuous distillation; comprehend the impact of different feed positions on the distillation process; and gain knowledge of the industrial layout of the equipment to strengthen the concept of engineering.
- [Three - Tube Heat Transfer Experiment Device](https://labparkglobal.com/product/%e4%b8%89%e7%ae%a1%e4%bc%a0%e7%83%ad%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): The device features professionalism, aligning with teaching syllabi and designing educational content that meets the requirements of engineering education accreditation: It can verify the empirical correlation for enhanced convective heat transfer in circular straight tubes, determining the values of constants A and m in the correlation Nu=AR^mPr^0.4; understand the vapor condensation heat transfer coefficient outside the tube (αo) and the overall heat transfer coefficient (Ko), and compare them with the heat transfer coefficient inside the tube (αi); and gain knowledge of the phenomena of dropwise condensation and filmwise condensation.
- [Cold Model Tower Demonstration Experiment Device](https://labparkglobal.com/product/%e5%86%b7%e6%a8%a1%e5%a1%94%e6%bc%94%e7%a4%ba%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): The device includes the structures and working principles of four different types of trays: sieve trays, bubble caps, serrated trays, and valve trays. The experimental process covers the measurement of single-tray pressure drop, as well as the observation of phenomena such as liquid leakage, mist entrainment, and downcomer flooding.
- [Reynolds Number Demonstration Experiment Device](https://labparkglobal.com/product/%e9%9b%b7%e8%af%ba%e6%bc%94%e7%a4%ba%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Through this device, students can understand the relationship between the flow patterns of fluids in circular pipes and the Reynolds number Re; observe the flow patterns of steady laminar and turbulent flows in circular pipes, and master the criteria for determining flow regimes in circular pipes; learn the method of applying dimensionless parameters for experimental research, and understand their practical significance.
- [Constant - Pressure Filtration Experiment Device](https://labparkglobal.com/product/%e6%81%92%e5%8e%8b%e8%bf%87%e6%bb%a4%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Students can familiarize themselves with the structure and installation sequence of the plate and frame filter press through this device; learn the filtration constant and specific resistance under constant pressure; and learn the relationship between filtration pressure and specific resistance.
- [Heterogeneous Separation Demonstration Experiment Device](https://labparkglobal.com/product/%e9%9d%9e%e5%9d%87%e7%9b%b8%e5%88%86%e7%a6%bb%e6%bc%94%e7%a4%ba%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Through this device, students can understand the structures of gas-solid systems in gravity settling chambers, inertial settling chambers, cyclone separators, and bag filters; while learning about the separation characteristics of gas-solid systems in these devices; and analyzing the energy consumption characteristics of cyclone separators.
- [Multi - functional Drying Experiment Device](https://labparkglobal.com/product/%e5%a4%9a%e5%8a%9f%e8%83%bd%e5%b9%b2%e7%87%a5%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Students can learn the structures of tunnel dryers, fluidized bed dryers, and spray dryers through this device; master the determination methods of drying curves and drying rate curves; understand the significance of the process for determining the drying rate curve; and gain knowledge of measuring the humidity of moist air using wet-bulb and dry-bulb temperatures.
- [Extraction Experiment Device](https://labparkglobal.com/product/%e8%90%83%e5%8f%96%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Students can familiarize themselves with the structure, process flow, and working principle of the rotary disc extraction tower through this device, and master the method for measuring the height of the mass transfer unit.
- [Bernoulli's Equation Demonstration Experiment Device](https://labparkglobal.com/product/%e4%bc%af%e5%8a%aa%e5%88%a9%e6%96%b9%e7%a8%8b%e6%bc%94%e7%a4%ba%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): The device consists of a circulation pump, rotameter, acrylic glass pipeline, circulating water tank, and experimental panel. Pressure-measuring glass tubes and inlet/outlet valves are installed on the pipeline. There are 23 pressure measurement points in the pipeline, with two vent points set at the abrupt expansion and contraction sections, and a drain port installed below the pipeline.
- [Comprehensive Heat Transfer Experiment Device](https://labparkglobal.com/product/%e7%bb%bc%e5%90%88%e4%bc%a0%e7%83%ad%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Master the determination method of the convective heat transfer coefficient αi, and deepen the understanding of its theoretical basis and influencing factors; Master the application of linear regression analysis to determine the values of constants A and m in the heat transfer correlation Nu=AR^mPr^0.4; Deepen the understanding of the basic theory of enhanced heat transfer through data comparison between threaded tubes and smooth tubes; Understand the structure of shell-and-tube heat exchangers and learn the determination methods for their heat transfer coefficients and average driving forces;
- [Comprehensive Fluid Mechanics Experiment Device](https://labparkglobal.com/product/%e7%bb%bc%e5%90%88%e6%b5%81%e4%bd%93%e5%8a%9b%e5%ad%a6%e5%ae%9e%e9%aa%8c%e8%a3%85%e7%bd%ae): Through this comprehensive device, students can learn no less than 13 teaching knowledge points, including relatively thin pipes, relatively thick pipes, rough thin pipes, rough thick pipes, laminar flow pipes, local valves, abrupt contraction pipes, orifice plate flowmeters, venturi flowmeters, centrifugal pump performance curves, pipeline performance curves, inverted U-tube manometers, and volume method flowmeters.
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