DYHGRG-5 Steady-state Plate Method for Determining Thermal Conductivity Experimental Platform
Release time：2024-06-14 05:30viewed：times
Purpose of the experiment:
The steady-state plate method is a method that uses the basic principle of one-dimensional steady-state heat conduction process to determine the thermal conductivity of materials. It can be used to conduct thermal conductivity test, determine the thermal conductivity of materials and its relationship with temperature; it can measure any material with a thermal conductivity in the range of 200×200×20 of 0.02～400 w/(mk).
M*n configuration:
double-sided water cooling test bench body, film heater body, A-level Pt100 (0.1℃) platinum film thermal resistor, m*n heating adjustable DC regulated power supply and digital display ammeter, voltmeter, auxiliary heating adjustable DC regulated power supply and digital display ammeter, voltmeter, low noise circulating water pump, PVC board water tank; 8-way universal signal transmission output inspection instrument, st*nless steel bracket.
Technical parameters:
1. Input power: single-phase AC220V±10% 50Hz, power 300W.
2. This device can measure any material with thermal conductivity within the range of 0.02 to 400 w/(m・k) and the specimen size is 200×200×20mm, copper plate: 230mm×230mm×4mm, with grooves milled on it.
3. The m*n heating can adjust the DC regulated power supply and digital display ammeter and voltmeter, voltage: 0~50V, current: 0~5A; the auxiliary heating can adjust the DC regulated power supply and digital display ammeter and voltmeter, voltage: 0~50V, current: 0~5A.
4. Low noise circulating water pump parameters: flow: 20L/min, head: 12m, power: 120W.
5. Temperature measurement: The measurement system is equipped with an intelligent temperature control instrument (PID temperature control, accuracy ±0.2℃), and a high-precision PID voltage regulation module circuit.
6. Overall dimensions: 1000×500×1600mm, the appearance is a st*nless steel movable bracket with double brake wheels.
7. 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 equipment from the schematic diagram). The equipment includes: sprinkler, water flow indicator, signal butterfly valve, exhaust valve, fire alarm control, high pressure gauge, high-level water tank, Wia control cabinet, pressure regulating tank, flow switch, end 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 tank. 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 multiple-choice questions are built-in, and there are prompts for correct and wrong choices) 4. Design layout: There are multiple-choice questions and calculation questions, each of which 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 recognition: There are optimal viewing angles, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (8 built-in multiple-choice questions, and there are prompts for correct and wrong choices), and schematic diagrams (you can enter the equipment from the schematic diagram). The equipment includes: nozzles, HFC-227 storage bottles, bottle head valves, heptafluoropropane check valves, high-pressure hoses, gas check valves, safety valves, weighing alarms, electromagnetic starters, selection valves, smoke alarms, and fire alarm controllers. 3. Principle display: Display the working principle of the gas fire extinguishing system, 3D animation demonstrations, and 3D models are semi-transparent, and the internal gas can be seen. Equipped with practice module (built-in 3 multiple-choice questions, with prompts for correct and wrong choices) 4. Design and 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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