仪器对比
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>> 美国Dynaflow----ABS声学气泡谱分计
针对小型气泡，可通过接触或者非接触的方式对液体中的气泡进行测量，获得液体中的空隙率、气泡数量、大小分布，并能图表形式输出结果，是观测方便观察。
特点：
? 运用声学原理对即使非常小的气泡也异常敏感
? 无需光学透明液体或容器
? 从颗粒中分辨出泡沫
? 基于计算机使用习惯的操作平台，方便的图形界面
? 测量方便、快速
? 可通过对比进行技术验证
? 近似实时的精准测量反馈
? 易操作的用户系统
? 侵入/非侵入式皆可
上海埃飞电子科技有限公司，021-66621556，是一家专门从事国外先进仪器代理销售的企业，拥有专业的业务市场团队，而且能够提供完善的售后支持服务。
? The ABS Advantage
? ? Very sensitive to bubbles
? ? Optically transparent liquid or
? containers are not required
? ? Distinguishes bubbles from particles
? ? Built on a PC Windows platform with a
? user-friendly graphical interface
? ? Measurements are easily and rapidly
? conducted
? ? Validated by comparison with
? microphotography
? ? Near real-time measurement
? ? Cost effective
? ? User-friendly system
Applications
Maritime – hydrodynamics, propulsor performance, cavitation, power plants, turbomachinery, pumps
Biomedical – blood transfusions, artificial heart valve, bubbles in tissue and blood, decompression sickness
Space – effects of microgravity on multiphase fluids, reduced pressure effects
Oceanography – atmosphere / ocean interface studies, air entrainment, oxygenation, sound transmission, background noise
Multiphase Flow – valves, pumps, propellers, fluid machinery, industrial & chemical processes, specialty fluids, measurement of aeration bubbles, boiling
Education / Research – fluid dynamic & cavitation studies, bubble nuclei in water tunnels
Environmental – categorizing fish by size, monitoring sewage treatment, mixing
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