Dyhgyl-10 fluidized bed dry training device
Release time：2024-06-09 05:30viewed：times
Features of the device:
1. The entire device is beautiful and elegant, with reasonable structural design and strong engineering flavor, which can fully embody the concept of a modern laboratory .
2. The entire set of equipment is made of industrial 304 st*nless steel except for special materials. All equipment is finely polished, which reflects the process perfection of the entire device.
3. The layout of the device is reasonable, the drying box and pipes are made of st*nless steel, and the entrance of the drying chamber is equipped with an *r distribution plate.
4. Use the bed pressure difference to indicate the water loss of wet materials, avoiding the trouble caused by continuous sampling and analysis during the drying process.
5. The drying tower is made of st*nless steel and high-quality high-temperature resistant glass, which can directly observe experimental phenomena. The *r flow is jointly adjusted by the regulating valve and the bypass vent valve.
6. The solid material adopts intermittent operation mode and is added from the top of the dryer. After the test, it flows out from the lower discharge port in a fluidized state.
7. The device design allows for 360-degree observation, enabling all-round teaching and experimentation.
8. In addition to conducting all experiments directly in the control cabinet, the experiment can also be remotely connected to the computer to carry out intelligent adjustment and display instrumentation + serial communication + host monitoring computer mode, supporting experimental data collection and data processing software. Data can be exported through a USB flash drive, and a printer can be connected to print the data. The device can realize manual and automatic interference-free switching operations, and is equipped with safety interlock protection and automatic alarm devices to ensure the normal and safe operation of the equipment.
Device functions:
1. Understand the structure, process and operation methods of the fluidized bed drying device.
2. Learn the experimental methods for measuring the drying characteristics of materials under constant drying conditions, and study the impact of drying conditions on the characteristics of the drying process.
3. Master the experimental analysis methods for obt*ning the drying rate curve based on the experimental drying curve, as well as the drying rate in the constant speed stage, critical moisture content, and equilibrium moisture content.
4. Full touch integrated control, highly stable data transmission, and hardware encryption.
Design parameters:
Operating pressure: normal pressure operation, operating temperature: 50~80℃.
Air flow: 0～70 m3/h.
Wet material amount: 500~1000g.
Public facilities:
Electricity: voltage AC220V, power 3.0KW, standard single-phase three-wire system. Each laboratory needs to be equipped with 1 to 2 grounding points (safety ground and signal ground).
Air: The *r comes from the fan, is heated by the heater and enters the fluidized dryer (with its own *r source).
Experimental materials: mung beans (or water-resistant silica gel), water, and *r.
M*n equipment:
1. Fluidized bed dryer: Φ110×400mm. Except for part of the bed cylinder which is made of high-temperature hard glass, the rest are made of 304 st*nless steel. There is a st*nless steel *r flow distributor at the inlet.
2. St*nless steel solid hopper and st*nless steel cyclone separator.
3. Heater: made of 304 st*nless steel, heating power 3.0KW, *r preheater.
4. Fan: low-noise vortex *r pump, power: 750W, flow: 0-90 m3/h, frequency converter to adjust the *r volume.
5. Air volume weight: DN32 vortex flow sensor , measuring range 0-150m3/h, accuracy level 0.5.
6. The pressure drop in the dryer bed is measured by a 2KPa wind pressure sensor.
7. 3 Pt100 platinum resistance temperature sensors, resolution 0.1℃.
8. Electrical appliances: contactors, switches, leakage protection *r switches.
9. 304 st*nless steel pipes, fittings and valves.
10. Central processor: execution speed 0.64μs, memory capacity 16K; built-in RS485 communication mode; function: temperature, pressure and other analog signal acquisition and conversion;
11. Analog module: up to 16-bit resolution, sum accuracy ±0.5%;
12. Temperature module: resolution 0.1℃, accuracy 0.5%; function: temperature signal collection and conversion;
13. Using an all-in-one tablet touch computer, the entire process is controlled by a digital touch screen. HMI: Projected touch technology, 50 million touch points, 2G memory, function: central processor data display control;
14. Rated voltage: 380V, total power: 15kW;
15. Overall dimensions: 1500×550×1800mm (length × width
16. Engineering signs: including equipment tags, pipeline flow direction arrows and logos, valve tags and other engineering equipment concepts, including safety warning signs, so that students can be in a safe experimental operating environment and learn to recognize engineering pipeline signs. knowledge and cultivate students’ engineering concepts.
17. 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 six levels of image quality are av*lable. 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), exercises (built-in 6 multiple-choice questions, prompts for correct and incorrect choices), schematic diagram (can be entered from the schematic diagram) into the device). 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: Show 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 and 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.
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