DYHGRG-45 Air conditioning, refrigeration and heat exchange comprehensive training platform
Release time：2024-07-01 08:30viewed：times
Experimental purpose:
1. Used for demonstration of DC *r conditioning process.
2. Calculate the heat and heat balance error of the *r conditioning process through the measured temperature, pressure and *r volume. 3. Determine the performance of the refrigeration
compressor through the experimentally measured *r volume, pressure, power and other parameters . 4. Determine the performance of the heat exchanger (heater, cooler) by changing the *r volume, temperature and flow conditions. M*n configuration: refrigeration compressor unit, condenser, evaporator, centrifugal fan, electric heating humidification device, primary and secondary heating devices, digital temperature instrument, differential pressure gauge (±100Pa), overpressure protection device, pressure gauge (-0.1-2.5 Mpa), rotor flowmeter, thermocouple, ammeter, voltmeter, *r volume measurement device (flute), st*nless steel stand and control cabinet, etc. Technical parameters: 1. Input power: three-phase AC380V±10% 50Hz, power 5.0KW. 2. Condenser, heat exchange area 3.0m2. Finned tube evaporator is copper tube string aluminum sheet. 3. St*nless steel heating water tank, volume 60L, heating power 4.0KW. 4. Circulating hot water pump parameters: flow: 20L/min, head: 12m, power: 120W. Flow meter range 40-400L/h. 5. Centrifugal fan parameters: *r volume 2000 m3/h, *r pressure 1000 Pa, power 1.5KW. 6. 1P refrigeration compressor unit, refrigerant uses R22. Evaporation pressure gauge range -0.1-2.5MPa and condensation pressure gauge range -0.1-1.6MPa. 7. The experimental *r duct is made of 304 st*nless steel, divided into *r outlet section, experimental section, test section, etc., and flange nuts are used to connect them for easy disassembly. 8. The temperature is measured by a high-precision temperature sensor , and the universal signal input inspection instrument is equipped with a high-precision digital display to display all experimental measurement parameters such as temperature, resistance, flow rate, power, etc. The manual damper adjusts the *r volume. 9. Dimensions: 3500×550×1600mm, st*nless steel movable bracket with double brake wheels. 10. Virtual simulation software for electrical installation of building and intelligent building Designed based on unity3d, users can choose different sizes of interactive interface according to computer configuration, and can choose six levels of image quality. The model in the software can be rotated 360°, enlarged, reduced, and translated. There are assistant prompts during the use of the software, as follows: A. Wet alarm system 1. System overview: Overview of wet alarm system 2. Equipment recognition: It has the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (built-in 6 multiple-choice questions, with prompts for correct and wrong choices), schematic diagram (you can enter the device from the schematic diagram). Equipment includes: sprinkler, water flow indicator, signal butterfly valve, exhaust valve, fire alarm control, high pressure gauge, high-level water tank, Weiya control cabinet, pressure regulating tank, flow switch, terminal water test device, dr*nage facilities, water pump connector, hydraulic alarm, delay, wet alarm, butterfly valve, check valve, fire pump, safety pressure regulating valve, fire water pool. 3. Principle display: Display the working principle of the wet alarm system, 3D animation demonstration, 3D model is semi-transparent, and the internal water flow can be seen. Equipped with exercise module (4 built-in multiple-choice questions, both correct and wrong choices are prompted) 4. Design layout: There are multiple-choice questions and calculation questions, each question is scored, and the correct answer and score are displayed after submission B. Gas fire extinguishing system 1. System overview: Overview of gas fire extinguishing system 2. Equipment cognition: It is equipped with the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (8 built-in multiple-choice questions, both correct and wrong choices are prompted), and schematic diagram (you can enter the equipment from the schematic diagram). Equipment includes: nozzle, HFC-227 storage bottle, bottle head valve, HFC-227 one-way valve, high-pressure hose, gas one-way valve, safety valve, weighing alarm, electromagnetic starter, selector valve, smoke alarm, fire alarm controller. 3. Principle display: Demonstrate the working principle of the gas fire extinguishing system, 3D animation demonstration, 3D model is semi-transparent, and the internal gas can be seen. Equipped with practice module (3 built-in multiple-choice questions, with prompts for correct and wrong choices) 4. Design layout: There are 6 multiple-choice questions, each with scores, and the correct answer and score will be displayed after submission. C. Escape drill: Teaching in the form of fun games, escape from the burning room within a limited time, and wrong choices will directly enter the score interface.
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