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Title: Detonator comprising a nonlinear transmission line

Patent ·
OSTI ID:1166749

Detonators are described herein. In a general embodiment, the detonator includes a nonlinear transmission line that has a variable capacitance. Capacitance of the nonlinear transmission line is a function of voltage on the nonlinear transmission line. The nonlinear transmission line receives a voltage pulse from a voltage source and compresses the voltage pulse to generate a trigger signal. Compressing the voltage pulse includes increasing amplitude of the voltage pulse and decreasing length of the voltage pulse in time. An igniter receives the trigger signal and detonates an explosive responsive to receipt of the trigger signal.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC04-94AL85000
Assignee:
Sandia Corporation (Albuquerque, NM)
Patent Number(s):
8,922,973
Application Number:
14/010,157
OSTI ID:
1166749
Resource Relation:
Patent File Date: 2013 Aug 26
Country of Publication:
United States
Language:
English

References (11)

Nonlinear transmission line waveform generator having an input voltage matched to the C/V characteristic of the transmission line patent February 2004
Nonlinear pulse oscillator methods and apparatus patent March 2008
Active nonlinear transmission line patent May 2009
Nonlinear transmission line modulator patent June 2010
Nonlinear pulse oscillator methods and apparatus patent April 2012
Detonator system with high precision delay patent September 2012
Coaxial concentric nonlinear transmission line patent October 2013
Detonator Ignition Protection Circuit patent-application April 2012
Electronic Detonator System patent-application September 2012
Energy Generator Systems with a Voltage-Controlled Switch patent-application September 2012
Prospects of building capacitive nonlinear lines using ceramic PZT for high-frequency operation conference June 2012