Hartmann acoustic generator array 哈特曼发声器阵列
The field application results show that the permeability of low-permeability cores and high-permeability cores can increase by 126.5% and 177.1% respectively by using Hartmann acoustic generator.
相关的现场应用试验结果表明，经哈特曼发声器作用后，较低渗透率岩心的渗透率提高了126.5%，较高渗透率岩心的渗透率提高了177.1%；
Hartmann hydrodynamic acoustic generator can be used for acoustic treatment and is characterized by low cost, simple construction, durability and convenient power source.
哈特曼流体动力式声波发生器是一种声处理发声器，具有成本低廉、结构简单、坚固耐用以及动力源方便等特点。
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