CAJ | 학술논문

为了深入研究涡轮流量计的工作原理,以改善其精度,通过计算流体力学的方法对100 mm口径的气体涡轮流量计进行了数值模拟,给出了气体涡轮流量计的速度场、压力场、速度矢量场及其压损。研究了不同流量下的压损值,并通过实验进行了比较,结果表明数值仿真与实验结果基本吻合。
위료심입연구와륜류량계적공작원리,이개선기정도,통과계산류체역학적방법대100 mm구경적기체와륜류량계진행료수치모의,급출료기체와륜류량계적속도장、압력장、속도시량장급기압손。연구료불동류량하적압손치,병통과실험진행료비교,결과표명수치방진여실험결과기본문합。
In order to study the operation principle about the turbine flow-meter to improve its accuracy,numerical simulation of internal flow for DN-100 gas turbine flow-meter is conducted with computational fluid dynamics method,and the detailed information of pressure loss,velocity vector,speed vector and pressure distribution of gas turbine flow-meter are obtained.The pressure loss is studied under different flow rate,and is compared with the experimental result.The result shows the simulation result is basically similar with the experimental result.