爆炸成孔 的英文怎麼說
中文拼音 [bàozháchéngkǒng]
爆炸成孔
英文
explosive drill-
( 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。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。The thesis focuses on introducing the influence of blasting stress wave and blasting gas on broken rock and analyzing the relationship between the character of rock mechanics and possibilities of blasting, it mainly introduces the presence of ground station of emulsion explosive mixed loading truck in pragmatic technology home and abroad
本文介紹了乳化炸藥混裝車及地面站國內外應用技術現狀和現場半成品,成品生產工藝,成品炸藥形成機理分析,闡述了混裝炸藥爆破施工的優越性。著重對乳化混裝炸藥在巖石深孔梯段爆破中的側向破裂范圍和底部破裂范圍值進行測試、並進行了分析和計算。The main factors have been determined to be the depth and width of hole, the strength of surrounding rock, the types of detonator, the decoupling coefficient, burden and unit consumption form what has been discussed, the author make use of those major factors as standard of affection and studied bp neural networks " work principle, structure and defectiveness. a model of modified bp neural networks has been used to built model in order to identify selection and optimize of blasting in rock anchor beam. triumphant parameter design of blasting were selected as a example, in order to perform network of parameter design
確定以炸藥類型、最小抵抗線、孔深、炮眼間距、不耦合系數、線裝藥量、巖石強度和巖體完整度為主要影響因素;把改進的bp演算法應用在爆破參數優化設計中,建立以炸藥類型、最小抵抗線、炮孔深度、炮眼間距、線裝藥量、不耦合系數、巖石強度和巖體完整度為主要影響指標,選擇45例國內外成功的爆破參數設計實例為樣本,利用bp神經網路進行爆破參數優化設計,並通過現場保護層和巖臺修面爆破試驗以及對其松動圈范圍進行聲波測試,其測試結果最優的爆破方案其松動圈最小,這與神經網路進行參數優化設計的爆破方案相吻合。( 3 ) a testing system consisting of pressure transducers, data - collecting card, computer and electrical - ignition instrument was designed and a flammable gas cloud deflagration experimental system was developed. based on the orthodoxy experiments, the experiments was conducted on c2h2 - air flame acceleration resulted from hemispherical porous barriers in hemispherical gas cloud. the relations between the explosion overpressure and its influence factors were summarized
( 3 )本文設計了由壓力變送器、數據採集卡、計算機和電火花裝置組成的測試系統,建立了可燃氣雲爆燃實驗系統;以化學計量濃度的乙炔-空氣混合物為實驗介質,在正交實驗的基礎上,對半球形氣雲內部與氣雲同心的半球形多孔障礙物對火焰的加速作用進行實驗研究,並歸納出爆炸超壓與其影響因素之間的關系;同時還考察了障礙物數量對爆炸超壓的影響。At first, the author has analyzed the theory, mechanism and shock - absorption in pre - split blasting, studied the rising of crack, expanding and stopping, and did various factors which influence on the crack of rock in pre - split blasting. the main factors have been determined to be the strength of mineral and rock, the diameter of drill, the type of explosive and the growth degree of crack. then, the author has researched bp neural networks " work principle, structure and defectiveness
首先分析了巖石成縫的理論、機理和減震作用,研究了裂紋的起裂、擴展和止裂;分析了各種因素對巖石預裂爆破成縫的影響,確定了礦巖強度、孔徑、炸藥類型和裂隙發育程度作為主要影響因素;並研究了bp神經網路工作原理、結構和缺陷,把改進的bp神經網路運用在巖石預裂爆破參數設計中,建立以礦巖強度、孔徑、炸藥類型和裂隙發育程度為主要影響指標的bp神經網路的預裂爆破參數設計識別模型;運用matlab6 . 5語言開發了爆破參數設計的智能系統,實現了預裂爆破參數設計的自動化,用工程實例驗證系統模塊的功能。分享友人