sweepout pattern

In this paper, the rigorous adjustment theory of underground traverse net and its realization by C language programming method have been discussed.

本文讨论了井下导线网严密平差理论，及在微机上用Ｃ语言编程实现方法。

sweepout pattern

已定井网下的扫油路线

Research of Routing Protocols of ZigBee Wireless Sensor Networks of Coal Mine Underground

煤矿井下ZigBee无线传感器网络路由协议的研究

Research on Personnel and Equipments Locating System for Mining Based on the Wireless Sensor Networks;

基于无线传感器网络的井下定位系统研究

A Location Technology Based on WSN in the Underground Mine

矿井下基于无线传感器网络的定位机制

Underground localization algorithm of wireless sensor network based on Zigbee

基于Zigbee井下无线传感器网络的定位方法

Oil well production in non-linear flow model of ultra-low permeability reservoir

特低渗透油田非线性渗流模型下井网产量

The Research of Planning Escape Routes and The Second Generation Underground Positioning System Based on SuperMap Vector Electronic Map

基于Supermap的二代井下人员定位系统及逃生路线规划研究

Design and Implementation of Positioning System for Personnel in Mine Based on Wireless Sensor Network

基于无线传感器网络的井下人员定位系统的设计与实现

Sensor network of underground mine electric power line base on LonWorks

基于LonWorks的煤矿井下电力线传感器网络

sonic digital cartridge

数字声波井下电子线路

sonic logging cartridge

声波测井下井仪电子线路部分

Application of 2DPSK signal in down-hole wireless transmission technology

2DPSK信号在油田井下无线通信技术中的应用

A Localization Algorithm for Wireless Sensor Networks Based on Twice Grid Scan

基于二次栅格扫描的无线传感器网络定位算法

Study on Damage Location of Oil Derrick Based on Wavelet and Neural Network

基于小波和神经网络的石油井架损伤定位研究

Study and Implementation of Monitoring System Networking for Oil Well Based on Wireless Sensor Network;

基于无线传感器网络的油井监测系统组网的研究与实现

API standard grid presentation

美国石油学会标准测井曲线网格图

Experimental research of split ratio determination of downhole gravitational oil-water separation.

重力式井下油水分离确定分流比的实验研究

belt-line theory

出油井间连线上最佳布井的理论