DYHGRG-08 Air Constant Pressure Specific Heat Measurement Training Device
Release time：2024-06-14 01:00viewed：times
Experimental purpose:
1. Understand the basic principle and structure of the gas constant pressure specific heat measuring instrument.
2. Be familiar with the measurement methods of temperature, pressure, flow and humidity in this experiment.
3. Analyze the causes of errors in this experiment and possible ways to reduce errors.
4. It can measure the constant pressure specific heat of *r below 300 degrees Celsius.
5. Master the calculation of specific heat value from basic data and calculate the specific constant pressure heat capacity of *r.
M*n configuration:
low noise blower, vacuum flask specific heat measurement body and bracket, accuracy ±0.2 wet gas flowmeter and differential pressure gauge and dry and wet thermometer, heating and regulating temperature control box, including: precision temperature digital display instrument (equipped with armored thermocouple), power measurement digital display instrument, electronic integrated voltage regulation module, can be matched with st*nless steel laboratory bench , etc.
Technical parameters:
1. Input power: single-phase AC220V±10% 50Hz, power 200W.
2. The heat capacity measuring instrument is composed of a multi-layer Dewar flask with silver-plated inner wall and an electric heater (100W). The maximum heating temperature of the body is ≦300℃.
3. Wet gas flowmeter: rated flow: 0.5mm3/h, volume: 5L/r, equipped with U-type pressure gauge and thermometer.
4. Low-noise blower: speed 2800r/min, power 120W, *r volume 3.2m3/min, *r pressure 490Pa.
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. Dimensions: 1000×400×800mm, with a st*nless steel bracket.
7. Virtual simulation software for electrical installation of building and intelligent building Based on unity3d design, users can choose different sizes of interactive interfaces 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, the contents are as follows: A. Wet alarm system 1. System overview: Overview of wet alarm system 2. Equipment recognition: It is equipped with 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), and schematic diagrams (you can enter the equipment from the schematic diagram). The equipment includes: sprinklers, water flow indicators, signal butterfly valves, exhaust valves, fire alarm controls, high-pressure gauges, high-level water tanks, Wia control cabinets, pressure-stabilizing tanks, flow switches, terminal water testing devices, dr*nage facilities, water pump connectors, hydraulic alarms, time delays, wet alarms, butterfly valves, check valves, fire pumps, safety pressure-stabilizing valves, and fire water tanks. 3. Principle display: Display the working principle of the wet alarm system, 3D animation demonstration, and semi-transparent 3D models, so that the internal water flow can be seen. Equipped with practice module (built-in 4 multiple-choice questions, with 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 will be 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), practice (built-in 8 multiple-choice questions, with prompts for correct and wrong choices), schematic diagram (you can enter the equipment from the schematic diagram). The equipment includes: nozzle, HFC-227 storage bottle, bottle head valve, heptafluoropropane check valve, high-pressure hose, gas check valve, safety valve, weighing alarm, electromagnetic starter, selection valve, smoke alarm, fire alarm controller. 3. Principle display: Display 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 (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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