rock burst

基本解釋

The disaster comes days after another mine in Henan province experienced a rock burst, which trapped pit workers.
災(zāi)難發(fā)生的前幾天，河南省一煤礦發(fā)生煤礦倒塌，很多工人被困。
Many dynamic disturbances often lead to local instability of roadway surrounding rock and mining workplace and result in rock burst in coal mining.
煤礦生產(chǎn)中存在著大量的動力擾動，常導(dǎo)致采礦巷道和采場圍巖局部失穩(wěn)，誘發(fā)沖擊礦壓發(fā)生。
Due to high in situ stress in the powerhouse area, important deformation of local surrounding rock, rock burst, shotcrete spalling occur during excavation.
由于場區(qū)地應(yīng)力比較高，在開挖期間出現(xiàn)了局部圍巖的大變形及巖爆、噴混凝土層剝落等不良現(xiàn)象。

Also, crews are at work at the 5, 900-foot level developing a bypass around a rock burst from a year ago.
FORBES: Update:Hecla Plans To Reopen Lucky Friday Mine In 1Q; Loss Reported In 3Q
All other significant activities at the mine are also on hold, including construction of the No. 4 Shaft and a bypass around a rock burst from December.
FORBES: Hecla Officials Anticipate Clean-Up Of Mine Shaft Can Begin In Few Weeks
Anything substantially lower will indicate that oil is escaping through some broken piping and flowing into other rock formations below the sea floor — with the possibility that it could find a way to burst through the floor into the sea from a different location.
FORBES: BP Cap Test Looking Good. Expect Relief Rally.

沖擊地壓
After applying this model to the Xiezhuang Mine,the result showed that mostly the rock burst occurred around the fault,which has strong activity.
將該方法應(yīng)用于新汶礦區(qū)協(xié)莊礦,結(jié)果顯示沖擊地壓多發(fā)生于具有強(qiáng)活動性的斷裂附近。
沖擊礦壓
The rock burst is one of the dynamic catastrophe phenomena in the coal mining.
沖擊礦壓是礦山開采中發(fā)生的煤巖動力現(xiàn)象之一。
巖爆
There are 3 difficult technologies about the deep deposit exploitation which are the forecasting and control technology of the high stress(rock burst), the control technology of heat harm in mine and the integration technology of the enforced mining.
深部礦床開采的技術(shù)難點主要集中在三個方面:即深部地壓(巖爆)預(yù)測與控制技術(shù)、井下熱害控制技術(shù)以及強(qiáng)化開采技術(shù)集成。
巖石破裂

巖爆
From the surveyed initial goestress in Daxiangling Tunnel,and by establishing two-dimensional and three-dimensional numerical models for different geostress fields respectively,this paper carries out numerical simulation studies on space-time effects of rock burst.
從大相嶺隧道實測原始地應(yīng)力入手,對不同的地應(yīng)力場具有針對性地建立二維、三維數(shù)值模型,來進(jìn)行巖爆時空效應(yīng)的數(shù)值模擬研究。
地球科學(xué)
巖爆
巖石突然崩碎
巖石突出
巖石破裂
沖擊地壓
巖爆現(xiàn)象