Device for quantitatively adding carrier gas and application method thereof
The invention discloses a device for quantitatively adding carrier gas and an application method thereof.A pressure control module is used for controlling the gas outlet pressure of a carrier gas steel cylinder, a time relay is used for controlling the carrier gas circulation time, and within countd...
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| creator | LIU SHENGHUI QI HUIXIN CEN QUEFU LI YANJIAO XU YANBIN GOU YUE REN KAI LI ZHITAO LIANG YUPENG LI RUIHUAN LIANG HAOQUAN YE JIANZHONG ZHOU YIFENG CHEN WEIJUN CHEN HUIRU WU ZUXIAN |
| description | The invention discloses a device for quantitatively adding carrier gas and an application method thereof.A pressure control module is used for controlling the gas outlet pressure of a carrier gas steel cylinder, a time relay is used for controlling the carrier gas circulation time, and within countdown of the carrier gas circulation time, the time relay is switched on, a normally-closed electromagnetic valve is powered on, and the normally-closed electromagnetic valve is in an open state; and after the countdown of the circulation time of the carrier gas is finished, the time relay is switched off, the normally-closed electromagnetic valve is switched off, the normally-closed electromagnetic valve is in a closed state, and the gas cannot pass through, so that the quantitative loading of the carrier gas is realized without depending on a glass needle cylinder to quantify the carrier gas. The technical problems that in an existing quantitative carrier gas adding mode, the volume of carrier gas needs to be quant |
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| subjects | INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING |
| title | Device for quantitatively adding carrier gas and application method thereof |
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