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- The results show that PDADN can increase burning rate and energy of nitramine modified double base propellant. 結果表明添加疊氮酸酯是一種提高硝胺改性雙基推進(jìn)劑燃速與能量的切實(shí)可行途徑。
- The combustion mechanism of RDX modified double base spheric small size propellants is presented. 通過(guò)密閉爆發(fā)器實(shí)驗測定了RDX改性雙基小粒藥的燃燒特性,并對實(shí)驗結果進(jìn)行了理論分析。
- Two methods were employed to eliminate the destruction of secondary flame inhibitor to plateau effect of nitramine modified double base propellants. 運用包覆預處理和直接進(jìn)行燃速調節兩種方法，消除消焰劑對硝胺改性雙基推進(jìn)劑平臺燃燒的破壞作用。
- The grain distribution and thermal decomposition characteristic of RDX in RDX modified double base spheric small size propellants are discussed. 討論了改性雙基球形小粒藥中RDX顆粒的分布和RDX熱分解的特點(diǎn),提出了RDX改性雙基球形小粒藥的燃燒機理。
- The results show that the decompositions of RDX and double-base groups in modified double base spheric small size propellants are carryi... 隨著(zhù)壓力的升高,改性雙基小粒藥的燃速將大于改型雙基小粒藥的燃速。
- The thermal decompositions of RDX-CMDB modified double base propellants with a composite burning catalyst were investigated by using of PDSC and TG-DTG. 摘要用PDSC和TG-DTG研究了RDX-CMDB改性雙基推進(jìn)劑在一種含能復合燃速催化劑作用下的熱分解。
- Elastomeric modified cast double base (EMCDB) propellant, which has good mechanical properties and plateau burning effect, was successfully prepared by granule casting process. 用粒鑄工藝制備出了力學(xué)性能好、具有燃燒平臺的改性雙基彈性體(EMCDB)推進(jìn)劑。
- The manufacturing technology of seismic charge with high detonation velocity containing single base propellant and double base propellant is researched. 研制含單基藥、雙基藥的高爆速震源藥柱，并對其制造工藝進(jìn)行了研究。
- The effects of TPUE on the mechanical properties, technique properties, combustion and energy properties of nitramine modified double base propellant are studied. 研究了熱塑性聚氨酯彈性體對硝胺改性雙基推進(jìn)劑的能量性能、力學(xué)性能、燃燒性能以及工藝性能的影響。
- The proposed basis transformation approach from Galois Field (28) to Galois Field (24) can significantly reduce the hardware complexity of the Substitution Byte function (S-box). 根據所提出將基底從伽羅瓦場(chǎng)(28)轉換至伽羅瓦場(chǎng)(24)方法，能夠大大的減少取代位元組函數的硬體復雜度。
- Temperature distribution of combustion flame of double base propellant,composite propellant and NEPE propellant(taking HNIW or HMX as oxidizer)were measured by using relative light intensity method. 采用相對光強度法測定了雙基推進(jìn)劑、復合推進(jìn)劑及NEPE(氧化劑為HNIW或HMX)推進(jìn)劑的燃燒火焰溫度分布。
- For the problem that the non-integer harmonic cannot be detected by FFT transformation, a non-integer harmonics detection method is implemented by a wavelet based transformation (WT) method. 針對常規快速傅立葉變換無(wú)法檢測非整次諧波的問(wèn)題,文章提出了利用小波變換實(shí)現檢測非整次諧波的方法。
- Abstract: The influence of azide nitrate ester PDADN [1，3-propanediol, 2,2-bis(azidomethyl), dinitrate(ester)] on combustion property of nitramine modified double base propellant has been studied. 文摘:研究了一種疊氮硝酸酯PDADN對硝胺改性雙基推進(jìn)劑燃燒性能的影響。
- In order to improve the mechanical properties, a novel thermoplastic polyurethane elastomer(TPUE) with good miscibility with NG and NC is synthesized and used in modified double base propellant. 為了改善力學(xué)性能,合成了與硝化甘油(NG)、硝化纖維素(NC)具有良好相溶性的新型熱塑性聚氨酯彈性體(TPUE),并應用于改性雙基推進(jìn)劑研究中。
- In this paper a fast inter- polation algorithm originated from the classical Whittaker Reconstruction is first derived. And basis transform is then introduced in extending Campbell Reconstruction to general finite length signals. 本文首先導出了源于經(jīng)典的 Whittaker重構的一種內插的快速計算,然后引入基線(xiàn)變換將Campbell重構擴展到一般有限長(cháng)度信號。
- The double base cloth felt has the characters of anti-high pressure.good elasticity and filterability,stable size,small elongtion,great strength,affective grain mark,vacuum mark and other marks. 雙層底網(wǎng)造紙毛毯具有耐高線(xiàn)壓，彈性好，濾水性能好，尺寸穩定，伸長(cháng)率小，強力大，可有效消除真空痕，溝紋痕，盲孔痕等印痕。
- Method based on ATR-FTIR system is successfully introduced to measure the concentration curve of polymer deterrent in small arms double base gun propellant. 研究表明采用ATR-FTIR方法可以定量測試小尺寸鈍感槍藥表面高分子鈍感劑濃度分布曲線(xiàn)，鈍感雙基球扁藥表面高分子鈍感劑濃度呈指數規律分布。
- LI De-jia.Analysis and countermeasure of maloperation of the microprocessor based transformer differential protection[J].Relay,2004,32(5):56-59. [2]李德佳.;微機型變壓器差動(dòng)保護誤動(dòng)原因分析與對策[J]
- In this paper, a chemical-mathematic model for the pressure index of nitramine modified double based propellants is presented , and the expression of pressure index is given. 提出了硝胺改性雙基推進(jìn)劑燃速壓力指數的化學(xué)數學(xué)模型，給出了燃速壓力指數公式。
- This paper introduces a DSP based transformer terminal unit (TTU), and emphasizes on the hardware and software s design of TTU and the implementation of harmonics analysis. 本文介紹基于DSP的配電變壓器遠方終端單元(TTU)的研制方案,著(zhù)重介紹了其系統硬件和軟件設計及諧波分析的實(shí)現。
