爆裂系數 的英文怎麼說
中文拼音 [bàolièxìshǔ]
爆裂系數
英文
explosive coefficient-
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 。They are expanding model of the bomb body, bursting model of the bomb body and motion model of the fragments. according to the models, the paper gives a detailed algorithm for the whole process of the bomb explosion. ( 7 ) based on the explosion mechanism and the stochastic characteristic of the shell, the paper advances some reasonable hypotheses and supposes that the explosion process of the shell is a markov process, thus constitutes two explosion models of the shell : the imitation model an
(刀從爆炸的機理出發,利用合理的假設,將殼體的爆炸過程處理為馬爾可夫過程,把爆炸的機理同爆炸的隨機性聯系在一起,建立了殼體爆炸的兩種模型:模擬模型和簡化模型,提出了破裂程度的倍密度函數和破裂方向的倍密度函數兩個概念,得到了基於半邊結構的虛擬殼體爆炸過程中任一條邊出現裂縫的概率公式。According to the result of analysis, it is advisable to invoke the general evaporation model should the avoidance of the overestimation on the strain energy release rate for very thin package cases be desired
此外,計算結果還顯示:影響「爆米花」式斷裂的主要可控因素是擴散系數d 。和蒸發系數f卜其中,蒸發系數f 。This paper aims at the characteristics of thermal response of lpg vesse1 under high temperatue, conjoining the project of " study on transportation safety early - wdring system of lpg dangerous goods " supported by transportation departinen of china and the project of " mechanism study and numerical simulation of the explosion of lpg vessel " supported by science foundation of hubei province. the interdisciplinary research has been done among temperature field distribution of lpg vessel under flame surroundings, intensity calculation, crack propagation predication and mechanism of explosive accident, etc. three parts are analyzed and discussed
本文針對高溫環境下液化氣壓力容器的熱響應特性問題,結合交通部重點科技項目「液化氣體類危險品運輸安全預警系統的研究」和湖北省自然科學基金項目「液化氣容器爆炸機理研究及數值模擬」 ,對在火焰包圍下的液化氣壓力容器的溫度場分佈、強度計算、裂紋擴展預測以及爆炸事故機理等方面開展了多學科的交叉研究。The paper researches the relations between blasting effect and blasting parameters, including diameter of drill, non - coincidence coefficient, hole spacing, hole row - spacing, cartridge diameter, charge per hole, density of line charge, charging structure and detonating manner, and how to adjust the blasting parameters to get the best blasting effect under the given geological condition
本文在重慶市某高速公路合同段進行了現場預裂爆破試驗的基礎上,研究了炮眼直徑、不耦合系數、炮孔間距、炮孔排距、藥卷直徑、單孔藥量和線裝藥密度、裝填結構、起爆方式等爆破參數與爆破效果之間的聯系,以及如何在給定的地質條件下調整爆破參數獲得最佳的爆破效果。This paper is on the basis of analysedding and summarized that these projects were blown up and tested materials in the past, use fracture mechanics, the dynamics blast theory and finite element analytical method, have carried on the system, detailed analysis and describes to this kind of method of blasting, proving theoretically that can cut the base rock effectively in this kind of method of blasting, reduce base blowing up stress value inside the rock, play and protect underpart base rock blow up into the function influenced in vibration, and blew up mechanism and analysed the main influence factor blown up according to it, had put forward the rational optimization measure to the relevant parameter when implementedding and blown up
本文在分析總結以往這些工程爆破試驗資料的基礎上,運用斷裂力學、爆破動力學理論及有限元分析方法,對這種爆破方法進行了系統、詳細的分析及論述,從理論上證明此種爆破方法可以有效地切割基巖面,降低基巖內部的爆破應力值,起到保護下部基巖不受爆破振動影響的作用,並根據其爆破機理分析了爆破的主要影響因素,對實施爆破時的相關參數提出了合理的優化措施。The system differentiates between background losses at joints and fittings and larger scale bursts, and enables operators to quickly localize leaks, deploy maintenance teams, track maintenance status, and access essential zone criteria and data by remote
該系統可以區分在管道連接處的滲漏和更大規模的爆裂之間的損失,使得操作員迅速定位滲漏地點,組成維修隊,跟蹤維修情況,以及遠程訪問基本的地域標準和數據。The solution is based on abb ' s award - winning system 800xa automation platform and includes the wlms and power generation information management ( pgim ) software, the expansion of an existing abb scada system with 800xa and ac800m controllers, magmaster electromagnetic flow meters, and ctu800 - cpe remote terminal units
該系統可以區分在管道連接處的滲漏和更大規模的爆裂之間的損失,使得操作員迅速定位滲漏地點,組成維修隊,跟蹤維修情況,以及遠程訪問基本的地域標準和數據。Another important conclusion the present study reached is that the controlling of diffusion coefficient do and evaporation coefficient f0 is efficient for the deduction of the possibility of the " popcorn " delaminations, in specific with controlling evaporation coefficient
對裂尖能量釋放率的影響較大,因此,控制擴散系數do和蒸發系數f 。能有效地降低電子元件發生「爆米花」式脫層斷裂的可能性,尤其是控制蒸發系數f 。With artificial neural network to consider affecting the rock to crack in pre - split blasting, people have established the calculation of intelligence model system which can predict and forecast the result and overcome the lack of the theory, model and empirical formula. the system has very great realistic meaning in designing and guiding actual engineering. with the rock ' s crack in pre - split blasting as the studied object, the reason of crack of mineral and rock in pre - split blasting and the parameter design are studied in the paper
運用人工神經網路綜合考慮影響巖石預裂爆破成縫的因素,建立運算模型智能系統,可克服目前預裂爆破成縫理論、成縫模型、經驗公式的不足,對實際工程的設計與指導,具有很大的現實意義本文以巖石預裂爆破成縫作為研究對象,對礦巖的預裂成縫機理及其參數設計進行了研究。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。First of all, engineering database of the system should be adjusted according the fact. and do some pre - splitting blasting experiment in site, accumulating blasting engineer instances on the base of the in site experiment
首先要用工程具體的數據更新系統的工程數據庫,在現場進行一定數量的預裂爆破試驗,在試驗的基礎上整理與收集預裂爆破工程實例數據。分享友人