爆破孔 的英文怎麼說
中文拼音 [bàopòkǒng]
爆破孔
英文
blast hole-
Colloidal particles are formed in considerable amounts in hard-rock drilling and blasting operation.
在硬巖石鉆孔和爆破作業中,大量地生成膠體粒子。Sonic wave analysis on uncoupled explosive - charging structure for damnification of hole wall rock
不耦合裝藥爆破對孔壁巖石損傷破壞的聲波分析On the basis of modern blasting theories, the moving process of explosive stress field of multi - row and simultaneity is analyzed and the characteristics of stress field inspired by equivalent effect cell of globosity charge in cylindrical charge structure are considered. thus energy distributing equation of detonator explosion is established and the explosive energy utilizing rate factors are known. so the moving process model of the hole filling is constructed and the equation of calculating reasonable filling length is produced
本文在現代爆破理論的基礎上,分析了多排同段爆炸應力場的作用過程以及柱狀裝藥結構中等效單元球狀藥包所激發的應力場特點,建立了炸藥爆炸能量分佈方程,明確了影響爆炸能量利用率的因素,構建了炮孔充填物運動過程模型,得出計算合理充填長度方程。Under the condition of immovability of the charging area of blast hole, the increase of the blast hole compression modulus not only improved fragmentation results but also decreased the blasting ground vibration because of the minishing of burden
在不改變單個炮孔負擔面積的條件下,增大密集系數可以改善爆破效果,同時由於抵抗線減小,爆破震動也有所降低。Adopting the rhombus cut and the mid - deep - hole smooth blasting technology to realize fast heading in rock drift
採用直眼菱形掏糟中深孔爆破技術實現巖巷快速掘進Technical thorny problems met during construction of cast - in - situ piles at riprap backfilling area and corresponding countermeasures are expounded to serve as a reference for similar engineering
摘要介紹爆破拋石回填區域鉆孔灌注樁施工中遇到的技術難題,並提出相應的處理措施。對類似工程部位施工有一定的借鑒作用。Shaft sinking by longhole blasting in complicated rock mass
復雜巖體內的深孔爆破成井( 3 ) according to the actual geology situation in the material field, use the " alternation " principle of the value engineering analysis methods, and then find a better construction method to satisfy the requirement of rock - fill material, through using chamber blasting to substitute muffling and using an - fo to substitute ammonium nitrate explosive, and then huge economical benefits were gained, for example, the unit cost of its rock - fill material reduced from 11. 77 m3 to 7. 17 / m3, and directly reduced the total cost by 4. 26 million of cost
( : 3 )依據料場的實際地質情況,通過價值工程活動,利用價值分析的「代替」原理,在滿足堆石料功能不變的條件下,採用洞室爆破代替深孔梯段爆破,採用按油炸藥代替錢梯炸藥,使得堆石料的開采成本顯著降低,從投標價的h . 70元/ m3降低到7 . 17元/ m3 ,降低了4 . 53元/ mj ,以上壩堆石料94 . 2萬m 「計,直接降低成本426 . 75萬元,產生了巨大的經濟效益。Comprehensive application of springing - bench blasting and short - hole blasting
淺孔爆破與藥壺爆破綜合應用實踐Then the article analyses the effecting elements about the economic result of blasting and puts forward some improving measures, and summarizes optimizing model on economic result of blasting both internal and overseas bearing upon. the theory is based on the blasting cost model, which proposed by dr. zhong hanrong. combining with the specialties of water and electricity engineering, starting off through blasting result, it emphasizing considers drilling cost, deep hole bench blasting cost, reblasting cost, and the cost of bottom fleet hole blasting that in mixed loading emulsion explosive blasting
本文在加拿大鐘漢榮博士提出的爆破成本模型基礎上,結合水電工程的特點,從爆破效果出發,著重考慮了應用混裝乳化炸藥爆破的鉆孔成本、深孔梯段爆破成本、二次爆破成本和爆破后根底淺孔爆破成本,以塊度、振動、安全為約束條件,以這四項成本最小為目標函數,廣泛收集各種爆破經濟技術條件,建立了爆破優化經濟數學模型。Taking bench shooting of the shuibuya yihongbao project as example, it makes use of the digital television system of drilling overall - hole wall to actually measure, the testing result of lateral fractural range is 4 - 5m, and that of bottom fractural range is about 3m
本文試驗工作是以水布埡溢洪道工程梯段爆破為實例,採用鉆孔全孔壁數字電視系統對混裝乳化炸藥爆破破裂范圍進行了實際測試,測試結果為:側向破裂范圍為4 5m ,底部破裂范圍值為3m 。According to the stress wave theory on explosive exploding propagating in the rock, it builds up mathematical model of fractural ranges in the rock, and carry out actual calculation and analysis on fractural range of bench shooting in deep - hole. as a result of calculation, the lateral and bottom fractural range are about 1. 9m
根據炸藥爆炸在巖石中傳播的應力波理論,建立巖石爆破破裂范圍數學模型,並對深孔梯段爆破破裂范圍進行了實行計算分析,計算結果為:混裝乳化炸藥巖石深孔梯段爆破側向底部破裂范圍為1 . 9m 。Study on blasting mechanism and its engineering use of spiral cutting with big empty hole in rock under - excavation
巖石工程大空孔螺旋掏槽爆破機理研究及應用Carving groove cracking and concentrated arranging holes in mining stones
刻槽爆破與密集排孔Application of deep - hole pre - splitting blast and coal body reinforcement technique by metal skeleton and grouting in a face by crosscut for exposing coal seam
深孔控制預裂爆破與金屬骨架注漿加固煤體技術在石門揭煤工作面的應用Improvement of detonation propagat ion of decked charges in a smooth blasting hole and its application
光面爆破孔內間隔裝藥傳爆方法的改進與應用In the light of the change of the rock mass structure and blasting conditions and the application of new explosives in lanjian iron mines pit, tests were carried out on charges loading structure, blasting hole spacing pattern parameters and blasting methods. the optimized rational blasting parameters greatly improved the blasting efficiency, which led to good economical benefits
針對蘭尖鐵礦采場巖體結構、爆破條件等的變化及新型炸藥的使用,開展了裝藥結構、爆破孔網參數及爆破方法試驗,優化確定了合理的爆破參數,使爆破效率大幅提高,取得了良好的經濟效益。Blasting hole drilling
爆破孔鉆機Analysis on preliminary shock pressure on borehole of air - de - coupling charging
空氣不耦合裝藥爆破孔壁沖擊壓力分析The application and effects of hole - bottom detonating in medium - length hole blasting
論中深孔爆破孔底起爆的實施和應用效果分享友人