Using grouting to stop water inrush recovers normal natural ventilation system.
通过采取注浆堵水措施,恢复了正常自然通风系统。
Therefore, it is great meaning to research the influences of fault to water inrush in floor.
因此,研究断层在底板突水过程中的作用影响,意义重大。
The expert system will be of some values for controlling and preventing water inrush from coal floor.
底板突水危险性评价专家系统将对矿井底板水害防治具有一定的实用价值。
The mechanism of water inrush from coal floor in longwall face is simulated by the similar material tests.
利用相似材料模拟试验,模拟了采场底板突水机理。
Absorbed in immediate interests mining out of order are main reasons of water inrush from gob area impoundment.
只顾眼前利益,无序开采,是发生采空区积水透水事故的重要原因。
This paper introduces the design of a Coriolis mass flowmeter for the on-line monitoring of water inrush in mine.
介绍了一种实时在线矿井突水监测科氏力质量流量计的设计。
A analysis about the conditions of water inrush form mining floor and its site are based of forecasting water inrush.
分析采场突水条件和位置是突水预测的基础。
It has an important significance to correctly identify mine water quality types in order to judge water inrush sources.
正确识别矿井水质类型对于判断突水水源具有重要的意义。
Water inrush in working face and support failure of the driven roadway caused by underground seepage occur from time to time.
地下水渗流导致巷道掘进工作面突水或成巷段支护失效的灾害在煤矿时有发生。
Many actors have influence on water inrush from the floor, of them the geological conditions of the floor are the most important.
底板突水与否取决于多方面影响,其中最重要的是煤层底板条件。
According to the model, applying the cusp catastrophic theory the mechanics mechanism of water inrush is analyzed from key stratum of floor.
根据这一模型,应用尖点突变原理分析了承压水底板关键层失稳突水的力学机制。
It widens the applied scope of grey system clustering evaluation and provides a new scientific method for forecasting water inrush in the coal mine.
该方法在煤矿突水中的应用进一步拓宽了灰色聚类理论的应用范围,并为煤矿突水的准确预报提供了一种新的方法。
For a long time, the safe mining of our country's coal resources has been seriously affected by a primary factor which is water inrush from coal seam floor.
长期以来,煤层底板突水一直是严重影响我国煤矿资源安全开采的一个主要因素。
The mechanism of separation area water inrush indicates that probing and discharging borehole drilled to the separation area can prevent this kind of water inrush.
突水机制表明,可以通过向积水离层区施工放水钻孔的方法来防治此类突水事故。
Base on the back ground of Dafosi mine project, the key strata theory and cusp catastrophe theory was applied to analyze the mine water inrush mechanism from roof.
以大佛寺煤矿工程为背景,运用关键层理论与尖点突变理论分析了采场顶板透水的发生机理,认为基岩关键层突发性破断失稳是顶板突水的诱因。
This paper reviewed the theories and methods on water inrush from coal floor from two facets that is the theories of water inrush and methods of coal floor destroy.
本文从煤层底板突水研究理论、煤层底板破坏研究方法两个方面对煤层底板突水研究的理论和方法进行评述。
Those achievements provide theoretical basis for water inrush risk evaluation and forecast of floor of coalmine field No. 12 and underground water inrush prevention.
这些成果为井田12煤层底板突水危险性评价与预测和井下突水防治提供理论依据。
Disaster of water inrush and sand inrush in shallow seam mining area in Western China has become one of the key questions that impact the safe and regular production.
西部浅埋煤层采场的涌水溃沙灾害成为影响安全生产和正常生产的关键问题之一。
Water inrush from the bottom coal layer in mining work faced now is rather serious in Northern China coalfield, which constraints seriously the normal economical benefits.
在我国华北煤矿区,回采工作面煤层底板突水问题相当严重,困扰着煤矿经济效益的正常发挥。
Research results are not only used for the controlling of water inrush in Jijiapo Tunnel, but also have strong reference value for avoiding and controlling similar disasters.
研究成果不仅成功应用于季家坡隧道突水灾害处治,对于避免类似突水事故的发生和灾害防治亦有较强的借鉴意义。
Coal mining and other mining enterprises of various categories must update hydrological and geological data about their mine shafts to guard against water inrush or inundation.
要求煤矿和其它各类矿山企业,都要健全矿井水文地质资料,严防发生透水、淹井事故。
The paper stated the water inrush model of shearing failure at the karst sink hole bottom in North China coal field and analyzed the water inrush mechanism of the karst sink hole.
从论述华北型煤田岩溶陷落柱顶底部剪切破坏突水模式及判据入手,分析了井下溶陷落柱突水机理。
Finally, we have presented some opinions for Water inrush mechanism at the floor of Coal Seam and have proposed a new method for strengthening the resistivity against dynamic load.
最后,对煤层底板的突水机理提出了一些见解,并且,提出了一种加强底板抗动载能力的新方法。
The numerical simulation reveals the formation principle of water inrush channel in coal floor with fault structure as well as influential rule of fault dip on water inrush in coal floor.
模拟结果在一定程度上揭示含断层构造底板突水通道的形成机制及断层倾角对底板突水的影响规律。
How to distinguish the source of mine water inrush exactly and quickly is not only the major content of mine hydrogeology works, but also the important foundation of mine water prevention.
能否准确快速地判别矿井突水水源,不仅是矿井水文地质工作的主要内容,而且是煤矿防治水工作的重要基础。
Grouting can play a double role of both consolidating the surrounding rock and plugging the water inrush and therefore is an efficient way to ensure a smooth passage through the fault zone.
注浆可起到既加固围岩又封堵涌水的双重作用,是保证顺利通过断层的有效方法。
Grouting can play a double role of both consolidating the surrounding rock and plugging the water inrush and therefore is an efficient way to ensure a smooth passage through the fault zone.
注浆可起到既加固围岩又封堵涌水的双重作用,是保证顺利通过断层的有效方法。
应用推荐