warhead detection 中文意思是什麼
warhead detection
解釋
彈頭探測-
In analyzing the neutron active detection, the neutron multiplication in the nuclear warheads induced by outer neutron source with different neutron energys is studied with numeral simulation, and the feasibility of through counting neutrons to determine the presence of high enrichment uranium ( heu ) in nuclear warhead has been proved. the method of detecting the warhead which contains heu pit by counting the released neut rons whose energy is higher than that of source neutron is studied. the feasibility of this method has been studied
對幾種主動探測核彈頭方法進行的研究中，首先對不同能量各向同性外源中子照射核彈頭的中子增殖行為進行了數值模擬，檢驗了用外源中子照射核彈頭后，通過測量瞬發中子在核彈頭中的增殖量，來證明核彈頭中高濃鈾存在的可行性；研究了用能量低於1mev的外中子源照射核彈頭，用測量核彈頭中裂變產生的高於源中子能量中子數的方法探測核彈頭，通過數值模擬分析了可行性。 -
In numeral simulation of passive neutron detection, it is proposed to use the iterative calculation in analyzing the neutron multiplication in nuclear warhead. on this basis, the mass of the plutonium pit could be obtained under some conditions
在被動中子探測數值模擬中，提出在確定了核彈頭的泄漏中子計數后，採用迭代方法計算中子在核彈頭模型中的增殖，由此在一定條件下可實施核彈頭質量屬性的反演。 -
The results show that coincidence detection method has obvious benefit in detecting nuclear warheads. for the same type warhead, the coincidence counts rates of the model of warhead of heu pit is 10 times as big as that of fake warhead of natural uranium pit. if we know the nuclear warheads configuration by other methods, the method of coincidence neutron detection could be used to distinguis h the fake nuclear warheads from the reals
計算表明用探測符合中子的方法探測核彈頭對區分真假核彈頭有明顯的優點，對于同一核彈頭模型，裂變彈芯是高濃鈾和用天然鈾替代高濃鈾時，符合中子計數相差1個量級，如通過其他途徑了解核彈頭的大致結構，符合測量的方法就可以有較高的置信度分辨真假核彈頭。 -
If using the natural uranium to replace the heu pit in warhead, the delayed neutron counting rate would be about 3 times lower. the coincidence neutron detection is proposed to be used in nuclear warhead detection
計算表明用天然鈾替代高濃鈾作的假彈頭，它們的出殼緩發中子數相差約3倍，需在一定條件下，才可對真偽核彈頭做出判斷。 -
In this thesis, the neural network and edge detection technologies were reviewed firstly, then discussed the application in weapon engineering, and illuminated the features and significances of the study. secondly, the main algorithms and its application relate to edge detection were summarized, and then the statistics theory and target edge detection based on neural network was discussed in detail, referred to fragment warhead. moreover, the edge detection method based on cp neural network model and technologies was given, through which the target images were detected exactly
文中首先詳細論述神經網路及邊緣檢測技術的發展及在武器工程領域的應用，闡明本研究課題的特點及實用價值;然後，對邊緣檢測技術所涉及的主要演算法特點及其應用技術進行了全面的概括論述;接著詳細論述破片戰斗部所涉及的相關數學統計理論及基於神經網路的目標靶板邊緣檢測技術，提出一種基於cp神經網路模型及技術應用的實現方法，完成對目標靶板試驗圖像的邊緣檢測;最後，對神經網路對目標靶板的檢測方法和人為檢測目標靶板方法進行了比對及總結，論證了神經網路檢測方法的可行性和先進性。 -
In this paper, by neutron radiation detection with the passive method, the study on detectability, neutron spectra, etc. for the plutonium combined systems including the stimulated nuclear warhead assembly are introduced
摘要介紹了通過探測中子輻射，用被動方法研究了包括模擬核彈頭裝置在內的各杯組合系統的可探測性和中子能譜等內容。 -
Because the nuclear disarmament verification technologies are quite complex, particularly the technology for nuclear warhead detection is very difficult, and it concerns to the sensitive issues such as national security and nonproliferation of nuclear weapons, it would be benefitial for china to explore the technology of nuclear warhead detection before participating in the nuclear disarmament process
由於核裁軍的核查技術復雜，特別是核彈頭的探測技術復雜，難度大，涉及國家的安全和國際核不擴散等敏感問題，因此在中國參加核裁軍之前開展核查技術中的核彈頭探測技術研究是一項非常重要的技術儲備。 -
A sobel edge operator and an edge detection algorithm based on cp neural network was employed in this thesis, to achieve image processing of target digital images collecting from static explosion test of fragment warhead, and exactly detecting and analyzing of target fragments numbers, and also the ratio of perforation of fragments from the test, through which more accurate tactics performance characters can be obtained for warhead lethality assessment
本文採用sobel邊緣運算元和一種基於cp神經網路的邊緣檢測方法，對破片戰斗部靜爆試驗后所採集的目標靶板數字圖像進行了圖像處理，實現了對目標靶板破片數量及破片穿透率試驗統計數據的準確檢測與分析，為破片戰斗部殺傷威力評估提供了較為精確的技戰術指標。 -
The method of numeral simulating the coincidence neutron detection is proposed with combining the neutron transportation and probabilistic calculation. the method is introduced and used to simulate the nuclear warhead induced fission by source neutrons with energy below 1 mev
推導並提出用中子輸運計算與概率方法結合計算符合中子計數，對能量低於1mev的外源中子照射核彈頭誘發裂變的符合中子測量作了數值模擬。
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