At present, coding for logging cable telemetry system often USES Manchester code.
目前，测井电缆遥传系统的编码方法是曼彻斯特编码。
The logging cable stuck is a prevailing downhole accident in the open hole logging.
电缆粘卡是裸眼井测井中最容易发生的井下事故。
The device that connects the end of the logging cable or the bridle to the top of the logging tool.
测井电缆或加长电缆测井仪器连接的设备。
The transmission characteristics of conventional 7-conductor armored logging cable is not good to transmit video data with high-speed.
常规7芯铠装测井电缆的传输特性并不适于高速传输井下视频数据。
Logging cable magnetic mark, as the standard of perforating depth, lays an important role in the exploration and development of oilfield.
电缆磁性记号作为测井射孔的深度标准，在油田勘探开发中占有极其重要的地位。
Due to high water injection pressure, it is difficult to transport the logging cable into water injection WLL by its own weight during well logging process.
在注水井带压测试工艺中，由于注水压力的影响，测井电缆依靠自身质量无法向井下输送，为此开发研制了测井电缆带压下井输送器。
In this paper, the principle of logging cable communication system is introduced, and the model of logging communication cable and simulation method are also discussed.
文中介绍测井电缆通信系统原理，以及测井通信电缆的模型和仿真方法，并给出计算仿真电路参数的方法。
Key aspects of well-logging cable data transmission system, such as cable transmission features, modulation technology, design of Manchester encoder and decoder based on complica.
介绍了影响应答器数据传输电缆特性阻抗的主要因素，并结合生产实践讨论了如何进行质量控制。
The performance of logging truck is significant to petroleum prospecting and development, especially the stability of cable speed.
其运行性能尤其是线速度的稳定性对于油井勘探和开发具有重要意义。
This paper proposed a modem based on adaptive equalization and QAM in oil logging for cable telemetry communication systems with high date rate.
提出一种适用于石油测井领域高速电缆遥测通信系统，基于自适应均衡和QAM正交振幅调制技术的调制解调器的原理和实现方法。
An advanced equalization algorithm can increase cable transmission rate so as to meet the need of imaging logging system.
先进的均衡技术可提高电缆的传输速率，以满足成像测井系统的需要。
How to control the downhole tool's neutron tube from the surface is a complex problem in the pulse neutron oxygen activation logging tool, which measures through a single core cable.
在单芯电缆测量的脉冲中子氧活化仪器中，如何从地面实现对井下中子管的控制是一个非常复杂的问题。
The high temperature well-logging optic fiber cable for heavy oil well is a new special cable for oil field testing.
稠油井用耐高温测井光缆是油田测试中使用的一种新型特种光缆。
The double gear cable measuring instrument is a special equipment which is essential for logging system.
双轮电缆测量仪是油田测井系统不可缺少的专用设备。
To ensure the transmission quality, the carrier mechanism of the logging winch is studied by analyzing the cable CAM transmission, leather belt transmission and guide screw transmission.
分析了凸轮排绳、皮带排绳和丝杠排绳机构的工作原理，认为丝杠排绳机构最优。
To ensure the transmission quality, the carrier mechanism of the logging winch is studied by analyzing the cable CAM transmission, leather belt transmission and guide screw transmission.
分析了凸轮排绳、皮带排绳和丝杠排绳机构的工作原理，认为丝杠排绳机构最优。
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