露天开采境界

土地资源的综合利用与露天开采境界的优化

Comprehensive Utilization of Land Resources aod Optimization of Pit Limit

为露天开采境界下空区稳定性分析提供了一套系统的方法。

These provide a systematic stability analyzing method of cavity under open pit limit for the mine .

文本简述和评价了目前确定露天开采境界所使用的几种主要方法，特别是着重介绍了三维动态规划法和Johnson网络流法。

This paper briefly describes and evaluates the main techniques used in this respect at present , particularly recommends the three dimensional dynamic programming method and the Johnson network flow technique in detail .

关于黄金价格与经济合理剥采比及露天开采境界三者关系的探讨

Discussion on the relations , economic stripping ratio and open-pit configuration

用凸形分析&资源技术参数化方法确定露天开采境界

Using Protruding Analysis-Resource Technology Parametrization to Determine Open-pit Mining Realm

按边帮剥采比圈定露天开采境界的方法

Delimitation of Open Pit with " Pit Slope Stripping Ratio " Method

露天开采境界动态优化的探讨

Discussion on the Dynamic Optimization for Open Pit Mining Limit

露天开采境界矿柱可靠度设计

Open Pit Mining Limit THE RELIABILITY DESIGN OF PILLAR

露天开采境界的设计原理和准则

Principles and Rules of Design for Open-pit Limits

优化设计主要包括2方面的内容：露天开采境界的调整和生产规模的优化。

Optimization design mainly includes the regulation of open-pit mining boundary and the optimization of production scale .

通用准则可以作为确定和判定最优露天开采境界的直接依据。

The general rule can be used as the direct basis to determine an optimum open-pit limit .

露天开采境界

Open Pit Mining Limit

露天开采境界设计的基本原则是使矿床开采的经济效果最佳，符合基本原则的最优露天开采境界具有特定的基本性质。

The basic object of an open-pit limit design is to obtain an optimum economic re-sult mining a deposit .

现有各种露天开采境界优化设计方法的共同弱点在于：采用静态经济分析方法，未能考虑货币的时间价值，也未能反映其它设计决策因素对圈定优化开采境界的影响。

The common weakness of various existed optimum methods for open pit mining limit design is to introduce only the static economic analysis , neither the time value of the money nor the affect of other decision-making factors could be taken into account in those designs .

露天矿开采境界优化与动态管理

The optimization of mining boundary and dynamic management of open pit

应用动态规划法确定露天开采优化境界

Application of dynamic planning in determining optimal boundary for opencast mining

固定帮无台阶非平面露天底开采境界

Mining boundary with fixed slope , no bench and non-planar open-pit bottom

露天开采最优境界深度的敏感性分析

Sensitivity Analysis of Optimal Limit Depth for Open cut Mining

确定露天矿开采境界的解析法和方案法

Analytic Method and Scheme Method of Determinating Open-pit Configuration

露天矿开采境界整体化决策

Integration Policy Making of Open-pit Mining Perimeter

露天开采最优境界是在一定技术经济水平下，基于一些预测和估算的参数确定的。

The optimal limit of opencut mining is determined based on some forecast / estimated parameters under conditions of certain techno-economic level .

论确定露天矿最优开采境界的动态规划法

The Dynamic Programing Methods for Determining Optimal Open Pit Limits

露天开采优化设计境界的确定&用电子计算机计算的网络流法

The design of an optimal open-pit limit - the network flow method with electronic computer

露天转井下开采境界顶柱参数三维有限元分析

Three Dimensional Finite Element Analysis of Parameters of Boundary Crown Pillar in Transition from Open-pit to Underground Mining

矿体块状模型广泛应用于品位、储量计算，也可用于露天矿最终开采境界优化和开采计划优化。

The ore-body block model is not only widely used in ore grade and reserve calculation , but used in the optimization of the final mining boundary and mining plan in the open pit .

为了合理确定露天地下水平联合开采时的露天开采境界，以经济效益为目标函数，建立若干经济数学模型，开发出确定露天地下水平联合开采时露天境界的软件系统。

In order to rationally determine the open-pit mining boundary in the combined mining horizontally of surface and underground , a software system is developed which is composed of several economic and mathematic models that take the economical effects as the object function .

我国的一些露天矿山，由于小规模地采、民采及历史原因，在矿区露天开采境界内存在大量未处理的采空区。

In some open-pit mines of China , there are large amount of unprocessed cavities left due to small-scale underground mining before surface mining and private mining .