主要规格及技术指标

1.承压玻璃管及设备耐压承限可达到11MPa，承压玻璃管内的二氧化碳完全呈现液化状态30分钟以上方可泄压，如未达到此标准，作不合格设备处理。
2.工作电源AC220V、50Hz，单相三线制、功率2100W。安全保护：具有接地保护、漏电保护、过流保护。
3.装置外形尺寸：1180×630×1500mm。
三.主要配置及参数
1.精密加工一次成型电镀实验本体：高压容器用45号钢一次性加工成型，表面采用镀铬处理，内部装有玻璃容器。
2.保护罩：透明有机玻璃材质、厚度8mm，35cm×35cm×70.5cm。
3.恒温水箱：304不锈钢材质，尺寸25cm×25cm×25cm，内设1500W的加热棒和铜-康铜的热电偶，温度显示分辨率0.1℃。
4.电加热器：U型加热棒，加热功率可达1500W。
5.微电脑数字温度控制器：温度测量范围：-30℃~300℃，分辨率：0.1℃，测温精度：±1℃。
6.数字温度传感器：NTC温度传感器，使用温度范围:-40~150℃，B级精度，数显温度表温度显示分辨率0.1℃。
7.压力校验仪：配有压力表、油杯、检验压力范围0-60MPa，基本误差：实际测量值的±0.05%，可设定最高压力，比容：0.001～0.012m^3⁄kg。
8.循环水泵：交流220V、流量600L/H、扬程7M，电机功率28.8W。输出电压24V。
9.精密压力表：表盘同时显示MPa和kgf/cm²，测量范围0-16MPa和0-160kgf/cm²。基本误差为实际测量值的±0.4%。
10.承压玻璃管：刻度管最小分度值1mm。水套：有机玻璃材质，直径：25mm,高度：550mm。
11.二氧化碳气体，水银：级别为分析纯AR，温度计。
12.照明日光灯：节能灯管，功率15W、色调RR。
13.电源控制系统：双面亚光密纹喷塑电控箱1只、漏电保护器（德力西）、带灯自锁按钮开关（正泰）等组成，控制箱面板采用铝质凹字技术制作。
14.双面亚光密纹喷塑实验桌（配万向轮及禁锢脚、调整角可调整桌面水平及固定）。
15.提供实验报告测试样本（作为调试验收标准）。
1. The pressure-resistant glass tube and equipment can reach 11MPa, and the carbon dioxide in the pressure-resistant glass tube will be completely liquefied for more than 30 minutes before it can be relieved, and if it fails to meet this standard, it will be treated as unqualified equipment.
2.Working power AC220V, 50Hz, single-phase three-wire system, power 2100 W. Safety protection: with grounding protection, leakage protection, overcurrent protection.
3. External dimension of the device: 1180×630×1500mm.
III. Main configuration and parameters
1. Precision machining one-time molding electroplating experiment body: high-pressure container with 45 steel one-time machining molding, the surface is chromium-plated treatment, the internal glass container.
2. Protective cover: transparent plexiglass material, thickness 8mm, 35cm×35cm×70.5cm.
3. Thermostatic water tank: made of 304 stainless steel, size 25cm×25cm×25cm, with 1500W heating rod and copper-copper thermocouple inside, temperature display resolution 0.1℃.
4. Electric heater: U-type heating rod, heating power up to 1500W.
5. Microcomputer digital temperature controller: temperature measurement range: -30℃~300℃, resolution: 0.1℃, temperature measurement accuracy: ±1℃.
6. Digital temperature sensor: NTC temperature sensor, the use of temperature range: -40 ~ 150 ℃, B-level precision, digital temperature meter temperature display resolution of 0.1 ℃.
7. Pressure calibrator: equipped with pressure gauge, oil cup, test pressure range 0-60MPa, basic error: ± 0.05% of the actual measured value, the highest pressure can be set, specific volume: 0.001 ~ 0.012m^3⁄kg.
8. circulating water pump: AC 220V, flow rate 600L/H, head 7M, motor power 28.8W. output voltage 24V.
9. Precision pressure gauge: the dial shows MPa and kgf/cm² at the same time, measuring range 0-16MPa and 0-160kgf/cm². The basic error is ±0.4% of the actual measured value.
10. Pressurized glass tube: graduated tube with a minimum index value of 1mm. water jacket: made of plexiglass, diameter: 25mm, height: 550mm.
11. Carbon dioxide gas, mercury: level of analytical purity AR, thermometer.
12. Lighting fluorescent lamps: energy-saving lamps, power 15W, color tone RR.
13. Power control system: double-sided matte grain spray plastic electric control box 1, leakage protector (Delisi), with light self-locking button switch (Chint) and other components, the control box panel made of aluminum concave letter technology.
14. Double-sided matte grain spraying laboratory table (with universal wheels and confinement feet, adjusting the corner of the desktop can be adjusted level and fixed).
15. Provide test samples of experimental reports (as commissioning acceptance criteria).

主要功能及特色

1.测定二氧化碳的P-V-T关系，观察临界现象：临界状态附近的气液两相模糊现象、气液整体相变现象。测定二氧化碳的PC、wC、TC等CRITlCAL参数，并将实验得到的Ve值与理想气体状态方程和范德华方程的理论值进行比较，简要说明差异的原因。
2.测定不同压力下饱和蒸气和饱和液体的比容（浓度）以及饱和温度和饱和压力的对应关系，观察临界状态附近的凝华、汽化过程和汽液不清现象
3.测定不同压力下饱和蒸气和饱和液体的比容（浓度）以及饱和温度和饱和压力的对应关系，观察临界状态附近的凝华、汽化过程和汽液不清现象。确定二氧化碳饱和温度与饱和压力的对应关系
1.Determine the P-V-T relationship of carbon dioxide, observe the critical phenomenon: the gas-liquid two phase fuzzy phenomenon near the critical state, the gas-liquid overall phase transformation phenomenon. determine the CRITlCAL parameters of CO2 such as PC, VC, TC, and compare the Ve value obtained by the experiment with the theoretical value of the ideal gas equation of state and van der Waal equation, briefly explain the reason for the difference.
2.Determine the specific volume (or density)of saturated vapor and saturated liquid at different pressures and the corresponding relationship between saturation temperature and saturation pressure .The process of condensation and vaporization and the phenomenon of vapor-liquid ambiguity near the critical state were observed
3. Determine the corresponding relationship between carbon dioxide saturation temperature and saturation pressure.

主要附件及配置

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