动力系统紧凑型湿蒸汽介质测量方法
By opening pressure-inducing holes at the leading edge and side wings of the cylindrical flow-through component, and combining differential pressure sensors and piezoelectric sensors, the problem of complex wet steam dryness measurement was solved, realizing compact measurement of wet steam medium, simplifying the device structure and improving measurement accuracy.
CN121540236BActive Publication Date: 2026-07-17CHINA STATE SHIPBUILDING CORP LTD RESEARCH INSTITUTE 719
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHINA STATE SHIPBUILDING CORP LTD RESEARCH INSTITUTE 719
- Filing Date
- 2025-10-31
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing technologies for measuring the dryness of wet steam are complex, leading to complex flow measurement devices and increased costs.
Method used
It adopts a metering tube body, cylindrical flow-around component and protective shell structure, combined with differential pressure sensor and piezoelectric sensor, and measures differential pressure and vortex frequency by opening pressure tapping holes at the leading edge and side wings of cylindrical flow-around component, and calculates the mass flow rate, density and dryness of medium by combining data processor.
Benefits of technology
The structure of the measuring device has been simplified, the complexity of the measurement has been reduced, and the accuracy and efficiency of the measurement have been improved.
✦ Generated by Eureka AI based on patent content.
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Figure CN121540236B_ABST
Abstract
本发明涉及流体干度测试的技术领域，提供一种动力系统紧凑型湿蒸汽介质测量方法，包括计量管体、圆柱绕流件、防护壳体和数据处理器；圆柱绕流件设于计量管体内；防护壳体设置于计量管体的外壁面，压差传感器和压电传感器设于防护壳内；压差传感器和压电传感器与数据处理器电连接，数据处理器用于基于压差传感器和压电传感器的数据得到待测介质的质量流量、密封和干度；圆柱绕流件的柱体上开设有用于连通压差传感器的第一引压孔和第二引压孔。本发明通过在圆柱绕流件的前缘和侧翼均开设引压孔，并配合压差传感器和压电传感器测得的数据，以实现待测介质的质量流量、密度和干度的测量，降低了整个测量装置的复杂程度。
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