爆速試驗 的英文怎麼說
中文拼音 [bàosùshìyàn]
爆速試驗
英文
detonation velocity test-
The main products of our company : series of mining emulsion pump station, series of electric haulage shearer, sparying pump station, series of mining flame - proof vacuum / air electromagnetic starter, series of mining vacuum / air feeding switch, series of mining fame - proof and natural - safe. type ac soft starter, series of hydraulic stand valve and pipe system, high flow rate quick - moving valve, the new product nearing into market - the hydraulic support electric - control system, mining electric drill, hydraulic valve test table, electric performance test table
公司主導產品為:系列電牽引採煤機、系列礦用乳化液泵站、噴霧泵站、礦用隔爆兼本質安全型交流軟起動器、系列礦用隔爆真空、空氣電磁起動器、系列礦用真空、空氣饋電開關、系列液壓支架閥類及管路系統、大流量快速移架閥、即將投入市場的新產品? ?液壓支架電液控制系統、煤電鉆系列、液壓閥試驗臺、電性能試驗臺等。The experimental results show that the wave shaper can control the moving direction of the rod fragments after the warheads exploded and ensure the integrity rate of the rod and that there is a close relationship between the flight attitude and the positioned angle, which is mainly reflected by the rotation velocity of the rod
試驗結果表明:採用波形控制器可以較好地控制戰斗部爆炸后桿形破片的飛散方向,以及保證桿條的完整率;桿條的飛行姿態與放置角有密切關系,主要通過桿條旋轉速度表現出來。How to ensure the project implement safely and effectively, esp in the complicated condition of geology, the terrain and its features, is the key to restrict the project finishing successfully ; in this paper, the theoretic analyse and pratical study based on the extension of 309 country road ( from wuan to shexian in hebei province ), adopt the method of theoretical analyse, caculater and experiment, improve the controlling blasting skill and construction crafr of roadbed stonework, control the blasting harm effectively, accomplish the construction quickly and safely in normal conditions. the paper puts forward to the relative parameter applying to roadbed extension in beforecrack blasting, and raises the combination of beforecrack demolition and buffer demolition, which is the main way to conctrol the side - slope stable and taking shape. putting to use the achievement produces great social benifet and economic benefitjt has widely practical future
特別是在復雜的地質,地形及地物條件下,如何保證工程的安全快速有效實施成為制約工程順利完成的關鍵。本文的理論分析和實踐研究以國道309河北武安至涉縣段改建工程為依託,採用理論分析計算與現場試驗相結合的方法,研究並優化了路基石方控制爆破技術與施工工藝,有效控制了爆破危害,實現了保證現有公路正常運營條件下的快速安全施工,本文提出了在預裂爆破中適合於路基擴塹工程的有關參數。同時提出了預裂爆破與緩沖爆破相結合是控制邊坡穩定和成形的主要途徑。The precise time - interval measuring is widely used in all kinds of scientific experiments, especially in some large - scale physical experiments such as detonation experiment and particle acceleration experiment, in which some important parameters are obtained by time - interval measuring
精密時間間隔測量廣泛地應用於各種科學試驗中,特別在爆轟與粒子加速等大型物理實驗中,有很多重要的物理參數就是通過時間間隔測量而間接獲得的。Experimental techniques for simulating cavity decoupling explosion in laboratory wear developed, which include a center initiating explosive charge designed in shape of mini - spherical with yield equivalent to 0. 125 ~ 8. 00gtnt, circular electromagnetic particle velocity gages and aluminum bar strain gages measurement techniques, spherical divergent stress waves generator. large amount of tamped and cavity explosion experiments had been made in granite, soil, cement mortar and water media environment, respectively
本文建立起了包括中心起爆的0 . 125 8 . 00gtnt微型球形炸藥裝置的研製、圓環形電磁粒子速度計及鋁桿應變計測試技術和球形發散應力波實驗裝置等在內的實驗室微型藥量空腔解耦化爆模擬技術,並在花崗巖、土、水泥砂漿和水等介質中進行了大量的填實和空腔爆炸實驗研究。Experiment study of high - speed photography of crack development in fracture control blasting
斷裂控制爆破裂紋擴展的高速攝影試驗研究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。Moreover, it has been pointed out that the hydrogen engine used in ? cylinder injection with high pressure can increase volumetric efficiency and compression ratio, - therefore, the performance indexes in this engine, such as output power, thermal efficiency, range of thickness of mixture with normal operation and nox emission, can be improved, and it is possible for the engine to realize rapid combustion of thin mixture, so abnormal combustion, such as backfire, pre ? ignition, can be controlled effectively
指出了採用內部混合氣形成方式且高壓噴射的氫發動機,有利於提高充氣效率和壓縮比,從而改善發動機的動力性和經濟性;有利於擴展發動機正常工作的濃度范圍;並且有利於實現稀薄混合氣快速燃燒,從而可以有效地抑制早燃、回火及爆燃等異常燃燒和no _ x排放量。試驗指出了發動機的點火正時、噴射正時及噴氫量對發動機的性能、異常燃燒、 no _ x排放量有很大影響。Pressure decouple effect of eccentric decouple charge blasting is researched according to cement mortar model testing, meanwhile comparable testing of smooth blasting of eccentric and centric charge is researched on rock with sonic velocity evaluation in this paper
摘要通過水泥沙漿模型試驗研究了偏心不耦合裝藥爆破的偏心效應,同時在石灰石塊體上通過巖石聲速評價對比試驗,研究了藥柱偏心和同心的光面爆破。Test method for explosion pressure and rate of pressure rise of combustible dusts
可燃粉塵的爆炸壓力和壓力上升速率的試驗方法Through the statistic and analysis of rock core crack, sonic wave velocity test, microcosmic structure of core slice observation by electron microscope, core strength test to the sampled damaged slope rock mass, it indicates that the damage degree of smooth blasting to slope rock mass has no obvious relation with blasting scale but with the line density of explosive filling and the strength of the rock in damaged area decreases evidently
通過受損邊坡巖體取樣巖芯裂隙的統計分析、聲波速度測試、巖芯切片微觀結構的電鏡觀察及巖芯的強度試驗,發現光面爆破對邊坡巖體的損傷程度與爆破規模無明顯關系,而與光爆孔的線裝藥密度有關,損傷區巖石的強度明顯降低。Experimental investigation on detonation velocity in pulse detonation engines with different inner diameters
不同內徑兩相脈沖爆震模型機爆震波速的試驗研究This paper introduce the test and application situation of some new techniques in the stone roadbed blasting of the seventh bidding section of the electrized speed increasing modification works of zhegan railway such as adding the flexible cushion on the hole - bed, making the smooth blasting, making the large - area multi - row short - delay loose blasting, and making the single - hole one - by - one blasting network, etc
介紹了浙贛鐵路電化提速改造工程第七標段石方路基爆破中,孔底加設柔性墊層、光面(預裂)爆破、大區多排微差松動爆破、單孔逐個起爆網路等新技術的試驗和運用情況。( 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。Detonation velocity test
爆速試驗Through analyzing a lot of tested data of seismic waves from deep - hole blastings at a different angle, the changing rules and influence factors of such main parameters as frequency, amplitude and lasting - time of blasting seismic waves propagating in a rock medium are obtained, and the empiral formulas for calculating the amplitude of blasting seismic wave acceleration are fitted out by binary regression
通過從不同角度對大量的深孔爆破地震動測試數據的分析,得到了巖石中爆破地震波傳播的頻率、幅值和持續時間等主要參數的變化規律以及它們的影響因素,並通過二元回歸法,擬合出計算爆破地震波加速度幅值的經驗公式。? by comparing the experimental data with the modeling results, it was found that the he in the projectile produces reaction after considerably long time. and the expansion velocity of the shell is about one hundred meters per second, far below the velocity driven by detonation ( about 2000m / s ). ? the post - test recovered fragments prove that the reaction violence remains on low level
?通過試驗結果和數值模擬的殼體邊界和徑向膨脹速度的對比分析,發現帶炸藥彈體在以120m s左右的速度撞擊鋼靶后,經歷了相當長時間后才產生反應,且此時殼體的膨脹速度僅在百米每秒的水平,遠低於爆轟驅動下能達到2000m s左右的速度。分享友人