INITIATORS & PYROTECHNICS December 2015 Pages 01—56 No.6 Series No.167

Articles



INITIATORS & PYROTECHNICS December 2015Pages 01
—56 No.6Series No.167

Articles

Study on HNS-IV Initiated by Flyer Driven by Cupric Azide

GUO Jun-feng， ZENG Qing-xuan，

LI Ming-yu， LI Bing

INITIATORS & PYROTECHNICS

2015，（6）：1

The initiation performances of MEMS booster train based on micro charge involving cupric azide were studied by simulation， and the shock-initiation criterion of HNS-IV was obtained.

Pressure nephogram of HNS-IV explosive shock initiated by cupric azide at different time

Study on Driving Ability of Annular Exploding Foil in Slapper Detonator

WANG Yao， WANG Meng，

FU Qiu-bo， GUO Fei， LÜ Jun-jun

INITIATORS & PYROTECHNICS 2015，（6）：5

The annular exploding foil is fabricated， and the influence of characteristic parameters of annular exploding foil on the velocity and kinetic energy was studied by testing.

Curve of flyer velocity driven by annular exploding foil

Study on Detonation Characteristic of SY Mild Detonating Cord

ZHAO Kai，ZHU Shun-guan，

ZHANG Lin，LI Yan，MOU Jing-yan

INITIATORS & PYROTECHNICS 2015，（6）：10

A kind of mild detonating cord filled with SY cocrystallized explosive was manufactured， and the properties of flexible detonating cord with different diameter were tested.

Curve of detonation velocity vs diameter of flexible detonating cord

Influence of Number of Cores on Accuracy of Delay Element

CHEN Lei，HAN Ti-fei，MENG Li-juan

INITIATORS & PYROTECHNICS

2015，（6）：14

The delay time of three-core and five-core lead delay element was tested， the influence rules of cores number on the delay accuracy were analyzed.

Numerical Simulation on the Explosion Separation of Explosive Cutting Device

WANG Tong， YANG An-min，

WU Rui-de， LI Lin， GUO Xiao-rong

INITIATORS & PYROTECHNICS 2015，（6）：17

The function process of some explosive cutting device was numerical simulated， the detonation wave propagation process， cutting tool motion and metal rod cutting process were obtained.

Study on the Design of Ignition Element with High Delay Accuracy

LEI Fang-qin， YU Yi-yong，PENG Yuan，FU Zhi-bin

INITIATORS & PYROTECHNICS

2015，（6）：21

The design of ignition element was carried out， which improve the delay accuracy， and meet the anti-overload requirement.

The Testing of Electrical Exploding

Parameters and Flying Plate Velocity of LEEFI

LI Jiao， CHU En-yi， TONG Hong-hai，ZHOU Mi， WANG Yin

INITIATORS & PYROTECHNICS 2015，（6）：24

The exploding parameters of the bridge foil with 3.5μm thickness was studied， under the condition of 0.22μF capacity and 1 500V discharge voltage， and the flyer velocity was tested.

Comparison Study of Blast Power of A Solid Thermobaric Explosive and "Kashmir"

JIANG Ze-peng， WANG Bo-liang， LI Xi，HUANG Zhao-liang， GE Da-qing，LIN Qiu-han， ZHAN Gao-su

INITIATORS & PYROTECHNICS

2015，（6）：28

For a solid thermobaric explosive and “kashmir”， the explosion shock wave parameters and temperature parameters were tested and compared， and the development of fireball was observed.

Contrast of fireball for a solid thermobaric explosive and“Kashmir”

Study on the Moisture-proof Modification Technology of Black Powder

LIU Zhen-jiang，WANG Bao-guo，ZHAO Wen-hu，KANG Jian-cheng，CHEN Chen

INITIATORS & PYROTECHNICS 2015，（6）：32

The moisture-proof black powder was prepared by solvent evaporation method， as well as the best process condition was studied， based on the moisture absorption test result.

Influence of Impurities on the Thermal Stability of DNTF

GAO Jie，WANG Hao，LIU Rui-peng，LUO Yi-ming，WANG Wei，JIANG Qiu-li

INITIATORS & PYROTECHNICS

2015，（6）：37

The thermal stability of DNTF with the purity of 98.6% and 99.5% was studied， through the vacuum stability test and cook-off test， the impact of impurities was also analyzed.

Cook-off test results of DNTF with a purity of 98.6% and 99.5%

Study on HMX Coated with Polyacrylic Ester

ZHANG Na， XU Wen-zheng， WANG Jing-yu， SHAO Qin， JIN Hao-bo

INITIATORS & PYROTECHNICS

2015，（6）：40

The binding energy of polyacrylic ester（ACM） with HMX， as well as that of fluororubber（F2602） with HMX， were calculated. The HMX was coated with ACM and F2602， and characterization， impact sensitivity testing were carried out.

SEM images of HMX samples

Research on Continuous Drying

Methods for Nickel Hydrazine Nitrate Primary Explosive

LIU Yu-xing， HAO Jing-da， WANG Kai，JIANG Hai， CHEN Tai-lin， XIAO Qi-ming

INITIATORS & PYROTECHNICS

2015，（6）：44

A kind of hot air drying device for NHN primary explosive was designed，and the process parameters were determined.

Temperature rising curve with different powder thickness

Non-isothermal Crystallization Behavior of DNTF in Different Morphology HMX

YU Bin-shuo，AN Chong-wei，WEN Xiao-mu，WANG Jing-yu

INITIATORS & PYROTECHNICS 2015，（6）：47

The non-isothermal crystallization of DNTF in different morphology HMX with the size of 1～5μm was studied by DSC， and the crystallization behaviors of DNTF in two different morphology HMX system were compared.

Heat flow vs time curves of DNTF

Study on Experimental Method of Simulation Loading for Launch Safety of Charge

XU Zhi-feng，QU Ke-peng

INITIATORS & PYROTECHNICS 2015，（6）：51

Through adjusting the initial parameters of a great-scale drop hammer loading experiment system， the maximum load stress and load pulse width for explosive can reach to the parameters of practical launching.