Dyhgyl-22 Line liquid transmission coefficient measurement training platform
Release time：2024-06-07 01:00viewed：times
Device functions:
1. Understand the structure and characteristics of the experimental equipment, and master the method of measuring the liquid-liquid mass transfer coefficient using the Lewis cell.
2. Learn the effects of flow conditions and physical properties on liquid-liquid mass transfer.
3. Determine the relationship curve of Co and Cw to t.
4. Calculate the mass transfer coefficients Kw and Ko.
5. Discuss the relationship between stirring speed and mass transfer coefficient.
M*n configuration:
glass Lewis pool, digital tachometer, DC motor, super constant temperature water bath, separatory funnel, lifting platform, stirring device, temperature control instrument, high-quality aluminum alloy profile frame.
Public facilities:
Electricity: voltage AC220V, power 1.5KW, standard single-phase three-wire system. Each laboratory needs to be equipped with 1 to 2 grounding points (safety ground and signal ground).
Experimental materials: water - acetic acid - ethyl acetate
Technical parameters:
1. Operating environment: temperature 0-40℃, relative humidity: ≤90%RH, power supply: voltage: 220V; current: 15A.
2. Glass Lewis cell volume: 900ml, glass Lewis cell inner diameter × height: 0.1 × 0.12m; PTFE interface ring, aperture 3.8cm2. A lifting platform is installed at the bottom of the kettle to upgrade and adjust the height.
3. Stirring device: speed 0~500 rpm. The mixing speed is steplessly adjustable.
4. Constant temperature water bath: 0--100℃, temperature control accuracy 0.5℃; thermometer: Pt100.
5. Pipelines, fittings and valves are all made of 304 st*nless steel.
6. The instrument cabinet is made of 304 st*nless steel with plastic spraying inside and outside.
7. Chint Electric: contactors, switches, leakage protection *r switches.
8. Dimensions: 1400×550×1700mm (length×width×height), movable design, with brake wheels, high-quality aluminum alloy profile frame, no welding points, easy installation and disassembly, horizontally adjustable support casters.
9. Engineering identification: It includes equipment tags, pipeline flow direction arrows and logos, valve tags and other engineering equipment concepts, so that students can be in a safe experimental operating environment, learn to recognize engineering pipeline signs, and cultivate students' engineering skills. concept.
10. Virtual simulation software for electrical installation of building buildings and smart buildings. Based on unity3d design, users can choose different interactive interface sizes according to computer configuration, and can choose from six image quality levels. The model in the software can be rotated 360°, enlarged, reduced, and translated. There are assistant prompts during the use of the software, and the content is as follows: A. Wet alarm system 1. System overview: Overview of wet alarm system 2. Equipment awareness: equipped with the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), and exercises (Built-in 6 multiple-choice questions, prompts for correct and incorrect choices), schematic diagram (can be entered into the device from the schematic diagram). Equipment includes: nozzle, water flow indicator, signal butterfly valve, exhaust valve, fire alarm control, high pipe pressure gauge, high water tank, Wia control cabinet, pressure stabilizing tank, flow switch, terminal water testing device, dr*nage facilities, water pump connection alarms, hydraulic alarms, delayers, wet alarms, butterfly valves, check valves, fire pumps, safety pressure regulators, and fire pools. 3. Principle display: Show the working principle of the wet alarm system, three-dimensional animation demonstration, the three-dimensional model is translucent, and the internal water flow can be seen. Equipped with a practice module (built-in 4 multiple-choice questions, with prompts for correct and incorrect choices) 4. Design layout: There are multiple-choice questions and calculation questions, each question is scored, and the correct answer and score will be displayed after submission B. Gas fire extinguishing system 1. System overview: Overview of gas fire extinguishing system 2. Equipment awareness: equipped with the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (built-in 8 multiple-choice questions, with prompts for correct and incorrect choices), Schematic diagram (access to the device from the schematic diagram). Equipment includes: nozzle, HFC-227 storage bottle, bottle head valve, heptafluoropropane one-way valve, high-pressure hose, gas one-way valve, safety valve, weighing alarm, electromagnetic starter, selection valve, smoke alarm, fire Alarm controller. 3. Principle display: Demonstrate the working principle of the gas fire extinguishing system, three-dimensional animation demonstration, the three-dimensional model is translucent, and the internal gas can be seen. Equipped with a practice module (built-in 3 multiple-choice questions, with prompts for both correct and incorrect choices) 4. Design layout: There are 6 multiple-choice questions, each question is scored, and the correct answer and score will be displayed after submission. C. Escape drill: adopted Teaching is conducted in the form of fun games. Escape from the burning room within a limited time. If you make a wrong choice, you will directly enter the score interface.
Wechat scan code follow us
