Residual stress of polymer bonded explosive(PBX) was tested by x-ray diffraction method and a new diffraction peak,which has not yet been reported in TATB(triamino-trinitrobenzene) PDF card,was discovered at near 72.
用X射线衍射法测量了高聚物粘结炸药(PBX)的残余应力,在2θ=72。
It is chosen as the base of polymer bonded explosive (PBX).
PETN(季戊四醇四硝酸酯,又名太安)是爆炸性能优良的硝酸酯类高能炸药的典型,该研究将其选作高聚物粘结炸药(PBX)中的基炸药。
Acoustic characteristics of two kinds of polymer bonded explosives(PBXs), JOB-9003 and JO-9159, were studied with digital ultrasonic flaw detector.
应用数字超声检测仪研究了JOB -90 0 3和JO -915 9两种高聚物粘结炸药的声学特性 ,确定了超声检测频率、密度、厚度与炸药的超声特性参数的关系 ,讨论了炸药内部质量特别是裂纹和疏松对炸药声学特性的影响。
In order to explore temperature effect on mechanical properties and binding energy of polymer-bonded explosive(PBX),a molecular dynamics method and compass force field are adopted to periodically simulate high insensitive explosive TATB(1,3,5-triamino-2,4,6-trinitrobenzene) crystal and TATB/F2311 consisted of TATB and fluorine rubber(F2311) at different temperatures.
为探讨高聚物粘结炸药(polymer-bonded explosive,PBX)的力学性能和结合能随温度变化的规律,该文用分子动力学(MD)方法和compass力场,在NPT系综下对钝感炸药TATB(1,3,5-三氨基-2,4,6-三硝基苯)及其与氟橡胶F2311所构成的PBX,进行不同温度下的周期性模拟。
Based on the established models with vacancy and doping point defects,molecular dynamics(MD) simulation has been used to explore the effects of crystal defects on mechanical and detonation prop-erties of perfect β-HMX crystal and β-HMX based polymer-bonded explosives(PBX),in which the hy-droxyl terminated polybutadiene(HTPB) is used as a binder.
建立空位和掺杂点缺陷模型,用分子动力学(MD)方法,研究晶体缺陷对β-环四亚甲基硝胺(HMX)和β-HMX/HTPB(端羟基聚丁二烯)高聚物粘结炸药(PBX)的力学性能和爆炸性能的影响。
This thesis probed into the application of acoustic emission (AE) technique to study the mechanical properties and fracture mechanism of polymer-bonded explosive (PBX), basing on the experiments of mock and real PBX material and structure.
本文以高聚物粘结炸药为研究对象，在大量调研的基础上确定采用声发射技术监测炸药材料和构件损伤断裂的演化发展，探索声发射技术在炸药力学性能和损伤断裂研究中的应用。
Hot spot mechanism in plastic bonded explosives (PBX) under shock loading is the key of shock initiation in explosives.
本文的研究内容以及数值模拟结果主要包括:(1)通过对离散元方法的原理以及计算流程进行调研,将二维离散元程序DM2升级为三维离散元程序DEM3D,并用换算后的Hugoniot关系取代原有的中心作用力关系,用link-cell方法取代原有直接查找邻居单元的方法,提高了计算效率;(2)利用Voronoi方法建立了可以近似反映高聚物粘结炸药PBX实际细观结构的三维离散元几何模型。
The initial residual stress of the polymer bonded explosive based on TATB and its distribution were tested by blind-hole drilling method.
以TATB基高聚物粘结炸药(PBX)为对象,采用盲孔法测定了PBX炸药的初始残余应力及其分布,研究了孔深和钻孔后应变读数时间对结果的影响,以及样品热处理后对残余应力松弛的影响。
Study on Acoustic Emission Characteristic of Damage of PBX;
高聚物粘结炸药损伤声发射特性研究
Computational Simulation Study on Structure and Performance of Polymer Bonded Explosives;
高聚物粘结炸药结构与性能的计算模拟研究
The Study of High Polymer Bonded Explosives by Measuring the Plane Strain Fracture Toughness;
高聚物粘结炸药平面应变断裂韧度实验研究
Temperature-humidity-load Accelerating Age Tests of PBX
高聚物粘结炸药温湿度载荷加速老化试验研究
DAMAGE EVOLUTION OF PBX UNDER SIMPLE TENSION
简单拉伸下高聚物粘结炸药的损伤测量及损伤演化研究
Studies on Technique and Its Application of Ultrasonic Testing and Evaluation for Polymer Bonded Explosive;
高聚物粘结炸药超声检测与评价技术及应用研究
Study on Damage and Fracture Mechanism of PBM by Acoustic Emission;
利用声发射技术研究高聚物粘结炸药的损伤与断裂特性
Surface Deformation and Elasticity Recovery of PBXs and Coats
高聚物粘结炸药及涂层表面抗变形与回弹性研究
Lesson 22 Polyurethane Adhesive System in PBX
第二十二讲 聚合物粘接炸药中的聚氨酯粘合剂系统
The Estimation of Characteristic Drop Heights of Impact Sensitivity for Polymer Bonded Explosives JH-94 and JO-96
高聚物黏结炸药JH-94和JO-96撞击感度特性落高的估算
Intermolecular Interactions of Polymeric Binders and Silane Coupling Agents
高聚物粘结剂与硅烷偶联剂分子间相互作用
Bond-slip of reinforced layer with steel wire mash and polymer mortar
高强钢绞线网-聚合物砂浆加固层粘结滑移
Structural Analysis of Viscous-Wall-Polymer on Reactor Wall in Hostalen High Density Polyethylene Process:Cause of Formation
Hostalen高密度聚乙烯聚合工艺粘壁物结构剖析及原因分析
Adsorbed amount of polymer binder on surface of solid explosive
高分子粘合剂在炸药表面上的吸附量研究
Studies on Technique and Its Application of X-ray Diffraction Testing for Polymer Bonded Explosive;
塑料粘结炸药药柱残余应力的X射线衍射检测技术及应用
A clumped mass of material formed by agglutination.
粘结团通过粘结而形成的聚集物质团块
Bonding Curing Systems and Bonding Performance of Polymer-modified Mortars
聚合物乳液砂浆的粘结养护特性及其粘结性能
Structures of Sensing Element for Explosive Detector Based on Fluorescent Polymers;
荧光聚合物痕量炸药探测器敏感元件研制