CAJ | 학술논문

为研究注水井油管内采用无线电数据传输的可行性。通过分析电磁波在水中传输的特性，模拟井下环境测试不同盐度下无线通讯传输的距离。结果表明：注水井油管内采用无线电数据传输能够在400mm范围内实现数据的有效传输，通过分析得到注水井油管内盐度与电导率、穿透深度、通信距离的关系曲线，给出了在内径62mm金属管内433MHz无线通讯距离与水的盐度之间的经验公式。
위연구주수정유관내채용무선전수거전수적가행성。통과분석전자파재수중전수적특성，모의정하배경측시불동염도하무선통신전수적거리。결과표명：주수정유관내채용무선전수거전수능구재400mm범위내실현수거적유효전수，통과분석득도주수정유관내염도여전도솔、천투심도、통신거리적관계곡선，급출료재내경62mm금속관내433MHz무선통신거리여수적염도지간적경험공식。
The feasibility of wireless data transmission within the pipeline of the injection well is studied .The characteristics of electromagnetic wave transmission in the water is analyzed .The distance of wireless signal transmission under different salinity conditions of stimulated downhole environment is tested .The result confirms that wireless data transmission is available in the pipeline of the injection well and the effective data transmission within the range of 400 mm can be realized .The relation curve among the salinity ,conductivity ,penetration depth and communication distance in the pipeline of the injection well is gotten .The experimental formula of the relationship of the 433 M Hz wireless communication distance and the water salinity within the metal pipeline of inside diameter 62 mm is provided .