CN106643347A - Discharge curve customizable circuitry for detonating initiating explosive device through large-capacity capacitor - Google Patents
Discharge curve customizable circuitry for detonating initiating explosive device through large-capacity capacitor Download PDFInfo
- Publication number
- CN106643347A CN106643347A CN201610961506.8A CN201610961506A CN106643347A CN 106643347 A CN106643347 A CN 106643347A CN 201610961506 A CN201610961506 A CN 201610961506A CN 106643347 A CN106643347 A CN 106643347A
- Authority
- CN
- China
- Prior art keywords
- circuit
- resistance
- input
- diode
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B35/00—Testing or checking of ammunition
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Amplifiers (AREA)
Abstract
The invention relates to the technical field of observation and control and discloses a discharge curve customizable circuitry for detonating an initiating explosive device through a large-capacity capacitor. The discharge curve customizable circuitry comprises an input voltage control module, a feedback control module, a capacitor discharge output module and a current signal amplification module. The capacitor discharge output module comprises an integral control module, and the large-capacity discharge capacitor, an output resistor and a power switch pipe which are in series connection on the same circuit. The input voltage control module is connected with the input end of the feedback control module and the output end of the current signal amplification module. The input end of the integral control module is connected with the output end of the feedback control module, and the output end of the integral control module is connected with the power switch pipe. The current signal amplification module and the output resistor are in parallel connection and then in series connection with the capacitor discharge output module.
Description
Technical field
The present invention relates to observation and control technology field, more particularly to a kind of large bulk capacitance detonation priming system discharge curve is customizable
Circuit system.
Background technology
At present priming system is important action executing device, in civilian and military field, is particularly had in space industry
It is widely applied.Electric initiator is generally adopted in practical application as the ignition element of Fire load.The activation master of electric initiator
Heat energy is converted into by the igniter wire with certain resistance by initial firing current and power decision, electric energy, heat the point around igniter wire
Gunpowder and the main charge that detonates, action moment completes.The larger initial firing current of electric initiator needs and instantaneous power could be realized just
Often detonation.Traditional priming system firing circuit is realized swashing electric initiator using the method that Large Copacity supplying cell directly discharges
It is living, because the quality and volume of Large Copacity supplying cell are larger, it is difficult in the application scenario for there are rigors to quality and volume
Meet, in this regard, the activation of the ability realization to electric initiator that spark of large bulk capacitance can be utilized, reduction point can be reached
The purpose of ignition circuit quality and volume.
The operation principle of large bulk capacitance discharge circuit is that controlling switch makes discharge loop after IGNITION CONTROL instruction is received
Conducting, activation of the energy and realization that storage capacitor release is stored to electric initiator.Due to the resistance of electric initiator it is less, moment
Discharge current is very big, can reach more than ten or tens peaces, when discharge current is very big, due to discharge power it is very high, it is possible that bridge
Silk is blown up rapidly and misfire phenomenon that electric initiator cannot detonate.
In order to ensure firing circuit safety and prevent misfire, current way be increase current-limiting resistance in the ignition circuit with
The size of control discharge current, the selection of current-limiting resistance is that premised on the reliable initiation that can guarantee that electric initiator, resistance is too
The power consumption in circuit will be increased greatly, current-limiting resistance can only be based on experience value chosen, it is impossible to which output according to the actual requirements is pacified
Entirely, reliable constant current, it is ensured that firing circuit safety simultaneously prevents misfire.
The content of the invention
(1) technical problem to be solved
The present invention provides a kind of large bulk capacitance detonation priming system discharge curve customizable circuit system, and existing electricity has been solved
Hold initiator firing circuit can not output safety, reliable constant current according to the actual requirements, so as to cannot ensure ignition power
Road safety simultaneously prevents the problem of misfire.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides a kind of large bulk capacitance detonation priming system discharge curve can be determined
Circuit system processed, including control input voltage module, feedback control module, electric capacity electric discharge output module and current signal amplification
Module, wherein, the electric capacity electric discharge output module includes integral control module, the Large Copacity being connected on same circuit electric discharge electricity
Appearance, output resistance and power switch pipe;
The control input voltage module is used to be input into high-accuracy pulse voltage control signal, the control input voltage-mode
Block is connected with the input of feedback control module and the output end of current signal amplification module, the integral control module it is defeated
Enter end to be connected with the output end of the feedback control module, the output end of the integral control module connects with the power switch pipe
The power switch pipe on and off is connect and controls, the current signal amplification module is connected with after output resistance parallel connection
On electric capacity electric discharge output module.
Further, the feedback control module includes the integral part being sequentially connected in series, follows part and protection part, its
In, the control input voltage module is connected with the input of the integral part, the output end of the protection part with it is described
The input connection of integral control module.
Further, the integral part includes the first operational amplifier, the forward end of the first opamp input terminal
Ground connection, the negative end of first opamp input terminal is defeated with the control by the first circuit for being in series with first resistor
Enter voltage module connection, the output end of first operational amplifier is by being sequentially connected in series the first diode, second resistance
Second circuit follows the input of part to be connected with described;
On first circuit between the negative end of the first resistor and first opamp input terminal
The circuit being connected with the current signal amplification module by the 20th resistance of connecting is connected in parallel to by node, wherein, institute
State the 20th resistance equal with the resistance of the first resistor.
Further, also it is parallel with control between the negative end and its output end of first opamp input terminal to lead
Circuit passband and first integral partial circuit, the control turning circuit includes the first turning circuit and the second electric conduction in parallel
Road, has been sequentially connected in series the second diode and 3rd resistor on first turning circuit, go here and there successively on second turning circuit
The 3rd diode and the 4th resistance are associated with, first turning circuit is between second diode and 3rd resistor by section
Point is connected with the first negative voltage input circuit of the 5th resistance of series connection, and second turning circuit is in the 3rd diode and the
The first positive voltage input circuit of the 6th resistance of series connection is connected between four resistance by node;Wherein, the second diode is being just
Pole is connected with the first negative voltage input circuit, and the negative pole of the 3rd diode connects with the first positive voltage input circuit
Connect, the resistance of the 3rd resistor and the 4th resistance is equal, the resistance of the 5th resistance and the 6th resistance is equal, described first
The input voltage absolute value of positive voltage input circuit and the first negative voltage input circuit is equal;
The first integral partial circuit includes that in parallel two are respectively arranged with the first electric capacity, the circuit of the second electric capacity,
It is provided with also being in series with the 7th resistance on the circuit of the first electric capacity.
Further, the second circuit between the first diode, second resistance by node restricted input in parallel
The clamping function part of voltage, the clamping function part includes being connected on the four or two pole after the 4th diode and parallel connection
5th diode of the positive terminal of pipe and the 8th resistance, wherein the plus earth of the 5th diode, the 5th diode
Negative pole be connected with the positive pole of the 4th diode, be connected with negative sense input voltage on the 8th resistance.
Further, it is described to follow part to include the second operational amplifier, the forward end of the second opamp input terminal
It is connected with the second circuit, the output end of second operational amplifier is by being in series with tertiary circuit and the institute of the tenth resistance
State and follow the input of part to connect, is parallel between the negative end and its output end of second opamp input terminal
11 resistance;
Lead between the forward end of the second resistance and second opamp input terminal on the second circuit
Cross node and be provided with the second positive voltage input circuit, on the second positive voltage input circuit the 9th resistance is in series with;Described
The 3rd capacity earth circuit is provided with by node in the downstream of the second positive voltage input circuit on two circuits.
Further, the protection portion point includes the 3rd operational amplifier, the forward end of the 3rd opamp input terminal
It is connected with the tertiary circuit, the 3rd operational amplifier output terminal is by being sequentially connected in series the 6th diode, the 13rd electric
Resistance the 4th circuit be connected with the input of the integral control module, the negative end of the 3rd opamp input terminal and
4th circuit has been arranged in parallel the 12nd resistance, the 3rd computing between the 6th diode and the 13rd resistance by node
The 4th electric capacity and the 7th diode parallel with one another is parallel between the negative end of amplifier in and its output end.
Further, the integral control module includes four-operational amplifier, the four-operational amplifier input
Forward end be connected with the 4th circuit, the output end of the four-operational amplifier be in series with after the 15th resistance with it is described
Power switch pipe is connected, and the negative end of the four-operational amplifier input is connected with the 3rd positive voltage input circuit of parallel connection
And earthed circuit;
The 4th positive voltage input circuit is parallel with by node in the upstream of the 13rd resistance on 4th circuit,
The 14th resistance is in series with the 4th positive voltage input circuit;It is defeated in the described 4th positive positive voltage on 4th circuit
Enter the earthed circuit for being connected in parallel to the 25th resistance of connecting between circuit and the 13rd resistance by node.
Further, the current signal amplification module includes the 5th operational amplifier, the 5th opamp input terminal
Forward end be connected with the positive node of output resistance by being in series with the circuit of the 18th resistance, the 5th operational amplifier
The negative end of input is connected by being in series with the circuit of the 19th resistance with the negative sense node of output resistance, the 5th computing
Amplifier out is connected with the output end of the 20th resistance.
Further, it is parallel between the negative end and its output end of the 5th opamp input terminal parallel with one another
The 21st resistance and the 5th electric capacity, and in the 21st resistance and the 5th electric capacity and the 5th operational amplifier output terminal
Connecting node on be parallel with and be connected with the 8th diode circuit, apply negative voltage on the 8th diode circuit;
String is connected with by node between 18th resistance and the forward end of the 5th opamp input terminal
It is associated with the earthed circuit of the 23rd resistance.
(3) beneficial effect
The above-mentioned technical proposal of the present invention has the advantage that:The large bulk capacitance detonation priming system electric discharge that the present invention is provided
The customizable circuit system of curve is the design carried out for the detonation chain by the use of large bulk capacitance as energy-storage travelling wave tube, is realized
Detonation chain control electric capacity discharge electricity amount output can as needed customize current curve by user, rationally put so as to control electric capacity
Electric initiating priming system.
Except it is described above present invention solves the technical problem that, constitute technical scheme technical characteristic and have this
Outside the advantage that the technical characteristic of a little technical schemes is brought, what other technical characteristics and these technical characteristics of the invention were brought
Advantage, will combine accompanying drawing and further illustrate.
Description of the drawings
Fig. 1 is the schematic diagram of the customizable circuit system of embodiment of the present invention large bulk capacitance detonation priming system discharge curve.
In figure:1:Control input voltage module;2:Feedback control module;3:Electric capacity electric discharge output module;4:Current signal
Amplification module;
U1:First operational amplifier;U2:Second operational amplifier;U3:3rd operational amplifier;U4:4th operation amplifier
Device;U5:5th operational amplifier;
R0:Output resistance;R1:First resistor;R2:Second resistance;R3:3rd resistor;R4:4th resistance;R5:5th is electric
Resistance;R6:6th resistance;R7:7th resistance;R8:8th resistance;R9:9th resistance;R10:Tenth resistance;R11:11st is electric
Resistance;R12:12nd resistance;R13:13rd resistance;R14:14th resistance;R15:15th resistance;R16:16th is electric
Resistance;R17:17th resistance;R18:18th resistance;R19:19th resistance;R20:20th resistance;R21:21st is electric
Resistance;R22:22nd resistance;R23:23rd resistance;R24:24th resistance;
C1:First electric capacity;C2:Second electric capacity;C3:3rd electric capacity;C4:4th electric capacity;C5:5th electric capacity;C6:6th is electric
Hold;
D1:First diode;D2:Second diode;D3:3rd diode;D4:4th diode;D5:Five or two pole
Pipe;D6:6th diode;D7:7th diode;D8:8th diode;
Vin:High-accuracy pulse voltage control signal;M1:Power switch pipe;Vcap:Large Copacity discharge capacity.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected;Can
Being to be mechanically connected, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Additionally, in describing the invention, unless otherwise stated, " multiple ", " many ", " multigroup " be meant that two or
Two or more, " several ", " some ", " some groups " are meant that one or more.
In figure, the first operational amplifier U1, the second operational amplifier U2, the 3rd operational amplifier U3, the 4th operation amplifier
What the end of label 2 on device U4 and the 5th operational amplifier U5 represented is negative end, the end table of label 3 of opamp input terminal
What is shown is the forward end of opamp input terminal, and what the end of label 6 represented is the output end of operational amplifier, and the end of label 7 represents
Be forward voltage incoming end, what the end of label 4 represented is negative voltage incoming end.
The customizable electricity of priming system discharge curve as shown in figure 1, a kind of large bulk capacitance provided in an embodiment of the present invention detonates
Road system, including control input voltage module 1, feedback control module 2, electric capacity electric discharge output module 3 and current signal amplification
Module 4, wherein, the electric capacity electric discharge output module 3 includes integral control module, the Large Copacity being connected on same circuit electric discharge
Electric capacity Vcap, output resistance R0 and power switch pipe (Power MOSFET) M1.
The control input voltage module 1 is used to be input into high-accuracy pulse voltage control signal vin, the control input electricity
The input of die block and feedback control module and the output end of current signal amplification module and the feedback control module
Input connects, and the input of the integral control module is connected with the output end of feedback control module, integral control module
Output end is connected with the power switch pipe (Power MOSFET) and controls the power switch pipe (Power MOSFET) to be led
Logical or closing, is connected on the electric capacity discharge output circuit after the current signal amplification module is in parallel with the output resistance
On.
The customizable circuit system of embodiment of the present invention large bulk capacitance detonation priming system discharge curve is by control input voltage
Module 1, feedback control module 2, current signal amplification module 4 and power output module 3 are constituted, it is possible to achieve initial firing current rises
Along little, output current determines that the duration is in maximum output by power switch pipe (Power MOSFET) M1 maximum conducting electric currents
It is arbitrarily adjustable in time, and the maximum duration is determined by the capacity of electric capacity Vcap, and its output waveform can according to demand voluntarily
Customization.
Specifically as shown in figure 1, the feedback control module includes the integral part being sequentially connected in series, follows part and protection
Part, wherein, the control input voltage module 1 is connected with the input of the integral part, the output of the protection part
End is connected with the input of the integral control module.
The integral part includes the first operational amplifier U1, and the forward end of the first operational amplifier U1 inputs leads to
Cross the 22nd resistance R22 ground connection, the negative end of first opamp input terminal is by being in series with the of first resistor
One circuit is connected with the control input voltage module, and between first resistor and the first opamp input terminal forward end
It is parallel with by node and be in series with the 5th electric of the 20th resistance R20 for what is be connected with the output end of current signal amplification module
Road, the output end of first operational amplifier is by being sequentially connected in series the first diode D1, the second circuit of second resistance R2
The input of part is followed to be connected with described.Wherein, the 20th resistance R20 is equal with the resistance of first resistor R1.
Control turning circuit is also parallel between the negative end and its output end of the first operational amplifier U1 inputs
And first integral partial circuit, the control turning circuit includes the first turning circuit and the second turning circuit in parallel, institute
State and the second diode D2 and 3rd resistor R3 have been sequentially connected in series on the first turning circuit, be sequentially connected in series on second turning circuit
There is the 3rd diode D3 and the 4th resistance R4, first turning circuit is between the second diode D2 and 3rd resistor R3
Be connected with the first negative voltage input circuit with the 5th resistance R5, second turning circuit in the 3rd diode D3 and
The first positive voltage input circuit with the 6th resistance R6 is connected between 4th resistance R4;Wherein, the second diode D2 is being just
Pole is connected with the negative voltage input circuit, and the negative pole of the 3rd diode D3 is connected with the positive voltage input circuit, institute
The resistance for stating 3rd resistor R3 and the 4th resistance R4 is equal, and the resistance of the 5th resistance R5 and the 6th resistance R6 is equal, described
The input voltage absolute value of the first positive voltage input circuit and the first negative voltage input circuit is equal;The first integral portion
Parallel circuit includes that in parallel two are respectively arranged with the first electric capacity C1, the circuit of the second electric capacity C2, is provided with the first electric capacity
Circuit on be also in series with the 7th resistance R7.
Restricted input electricity in parallel on circuit node of the second circuit between the first diode D2, second resistance R2
The clamping function part of pressure, the clamping function part include the 4th diode D4 and it is parallel with one another after be connected on the described 4th
5th diode D5 of the positive terminal of diode D4 and the 8th resistance R8, wherein the plus earth of the 5th diode D5, institute
The negative pole for stating the 5th diode is connected with the positive pole of the 4th diode, and on the 8th resistance negative sense input voltage is connected with
Form the second negative voltage input circuit.
It is described follow part include the second operational amplifier U2, the forward end of the second operational amplifier U2 inputs with
Second circuit connection, the output end of the second operational amplifier U2 is by being in series with the tertiary circuit of the tenth resistance R10
It is connected with the input of circuit is followed, is parallel between the negative end and its output end of second opamp input terminal
11 resistance R11;In second resistance R2 and the forward direction of the second operational amplifier U2 inputs on the second circuit
The second positive voltage input circuit is provided with by node between end, on the second positive voltage input circuit the 9th resistance is in series with
R9;Node is provided with the 3rd electric capacity C3's of series connection in the downstream of the second positive voltage input circuit on the second circuit
3rd capacity earth circuit.
The protection portion point includes the 3rd operational amplifier U3, the forward end of the 3rd operational amplifier U3 inputs and
Tertiary circuit connection, the 3rd operational amplifier output terminal is by being sequentially connected in series the 6th diode D6, the 13rd electric
Resistance R13 the 4th circuit be connected with the input of the integral control module, the 3rd operational amplifier U3 inputs bear
Node on end and the 4th circuit between the 6th diode D6 and the 13rd resistance R13 is connected in parallel to the 12nd resistance, institute
The 4th electric capacity C4 and the seven or two in parallel is parallel between the negative end and its output end of stating the 3rd operational amplifier U3 inputs
Pole pipe D7.
The control input voltage of the customizable circuit system of embodiment of the present invention large bulk capacitance detonation priming system discharge curve
Module is input into high-accuracy pulse voltage control signal Vin, and its signal voltage degree of accuracy and control level duration are defeated by lighting a fire
Go out electric current customization curve to determine, and the pulse voltage control signal degree of accuracy determines the degree of accuracy of igniting output current.Feedback control
Molding block by integrating circuit, follow circuit and protection circuit to constitute.
It is actual to can select, the first positive voltage input voltage circuit, the first negative voltage input circuit, the second positive voltage input electricity
The absolute value of the input voltage on road, the second negative voltage input circuit is 15v, wherein positive input 15v, negative sense is input into defeated
Enter -15v, it is that 1k Ω, the capacitance of the first electric capacity are that the resistance of the 20th resistance R20 is 20k Ω, the resistance of the 7th resistance R7
10nF, the capacitance of the second electric capacity C2 are 10pF;By operational amplifier U1, the 20th resistance R20, the 7th resistance R7, first electric
Hold the composition integrating circuit such as C1, second electric capacity C2, when it is 10V to be input into control voltage, timeconstantτ=R20* (C1+C2), about
For 0.2ms, the response speed of whole control discharge circuit is significantly lifted.And by the 4th diode D4, the 5th diode D5 and
The clamping function part of the 8th resistance R8 compositions, clamped voltage Vq=0-VD5-VD4, about -1.2V, then the control that integrating circuit is produced
Signal processed is not less than -1.2V so that control signal quickly reaches standard value when circuit works.Part is followed by operational amplifier U2
With R11 compositions, strengthen the current output capability of control signal, reduce impact of the subsequent conditioning circuit to control signal quality.Protection portion
Divide and be made up of operational amplifier U3, the 6th diode D6 and the 7th diode D7, D7 prevents interference signal, play the too fast change of suppression
Change the effect of interference voltage;D6 prevents the backward voltage impact operational amplifier U3 that rear end produces.
As shown in figure 1, the integral control module includes four-operational amplifier U4, the four-operational amplifier input
The forward end at end is connected with the 4th circuit, and the output end of the four-operational amplifier is in series with after the 15th resistance R15
Connect with the power switch pipe (Power MOSFET), the negative end of the four-operational amplifier input is connected with parallel connection
The 3rd positive voltage input circuit and earthed circuit, between the negative end and its output end of the four-operational amplifier input
It is parallel with the 6th electric capacity C6;Wherein the 3rd positive voltage input circuit includes being connected on the 16th resistance R16 on circuit, and described the
The input of 16 resistance R16 adds forward voltage;The earthed circuit is by the 17th resistance R17 and the 24th resistance
After the series connection of R24 be grounded, wherein the 24th resistance R24 be also connected on the power switch pipe (Power MOSFET) and
In the discharge loop of Large Copacity discharge capacity Vcap compositions.In the upstream of the 13rd resistance by section on 4th circuit
Point is parallel with the 4th positive voltage input circuit, is in series with the 14th resistance R14 on the 4th positive voltage input circuit, and described the
It is connected in parallel to by node between the described 4th positive positive voltage input circuit and the 13rd resistance R13 on four circuits
Connect the earthed circuit of the 25th resistance R25.
The electric capacity electric discharge output of the customizable circuit system of embodiment of the present invention large bulk capacitance detonation priming system discharge curve
Module is made up of integral control portion, power switch pipe (Power MOSFET) M1 and Large Copacity discharge capacity Vcap etc..Wherein,
The input voltage of the 3rd positive voltage input circuit is 10v, and the input voltage of the 4th positive voltage input circuit is 15v, and the 16th is electric
The resistance of resistance R16 is 619k Ω, the resistance of the 17th resistance R17 is 1k Ω, the resistance of the 24th resistance R24 is 0.13 Ω,
The 4th positive voltage input circuit integral control circuit is made up of operational amplifier U4 etc., and under M1 closed modes, U4's is negative
Input terminal voltage is
For 0.024V, when U4 positive input terminals voltage is more than 0.024V, output control M1 is turned on, Large Copacity discharge capacity
Vcap electric discharge output currents, output current value send feedback control after sampling through sampling resistor R0 Jing after overcurrent signal amplification
Circuit, produces stable customizable electric current curve of output.
As shown in figure 1, the current signal amplification module includes the 5th operational amplifier U5, the 5th operational amplifier
The forward end of U5 inputs is connected by being in series with the circuit of the 18th resistance R18 with the positive node of output resistance R0, described
The negative end of the 5th operational amplifier U5 inputs is by being in series with the circuit of the 19th resistance R19 and the negative sense of output resistance R0
Node connect, namely in electric capacity discharge module the+out and-out at output resistance two ends and current signal amplification module+out
Negative correspondence connection positive and negative with-out;Wherein, between the forward end of the 18th resistance R18 and the 5th operational amplifier U5 inputs
Circuit on the earthed circuit for being in series with the 23rd resistance R23 is also connected with by node.The 5th operational amplifier U5
It is parallel with the 21st resistance R21 and the 5th electric capacity C5 parallel with one another between the negative end of input and its output end, and
It is parallel with 21st resistance R21 and the 5th electric capacity C5 and the connecting node of the 5th operational amplifier output terminal and is connected with
8th diode circuit of the 8th diode D8, on the 8th diode D8 circuits negative voltage is applied;5th circuit
It is connected with the output end of the 5th operational amplifier.
The current signal of the customizable circuit system of embodiment of the present invention large bulk capacitance detonation priming system discharge curve amplifies
Module constitutes differential amplifier circuit by the 5th operational amplifier U5 and resistance R23, R18, R21 and R19, and multiplication factor is
50 times of enlarging functions are capable of achieving, the sampled voltage on output current output resistance R0 that discharges electric capacity is amplified.
The customizable circuit of large bulk capacitance detonation priming system discharge curve that the present invention is provided, is voltage controlled capacitance igniting
Electric current is exported, and the Pulse Width Control voltage signal for being input into high accuracy ensures the degree of accuracy of output current, realizes low cost, Gao Ke
By the priming system firing circuit of, initial firing current precise control, effectively prevent priming system from detonating misfire phenomenon, with greatly application
Promotional value.
Finally it should be noted that:Above example only to illustrate technical scheme, rather than a limitation;Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic;
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. the customizable circuit system of a kind of large bulk capacitance detonation priming system discharge curve, it is characterised in that:Including control input
Voltage module, feedback control module, electric capacity electric discharge output module and current signal amplification module, wherein, the electric capacity electric discharge
Output module includes that integral control module, Large Copacity discharge capacity, output resistance and the power being connected on same circuit are opened
Guan Guan;
The control input voltage module is used to be input into high-accuracy pulse voltage control signal, the control input voltage module with
The input of feedback control module and the output end connection of current signal amplification module, the input of the integral control module
It is connected with the output end of the feedback control module, the output end of the integral control module is connected simultaneously with the power switch pipe
The power switch pipe on and off is controlled, after the current signal amplification module is in parallel with the output resistance institute is connected on
State on electric capacity electric discharge output module.
2. the customizable circuit system of large bulk capacitance according to claim 1 detonation priming system discharge curve, its feature exists
In:The feedback control module includes the integral part being sequentially connected in series, follows part and protection part, wherein, the control is defeated
Enter voltage module to be connected with the input of the integral part, output end and the integral control module of the protection part
Input connects.
3. the customizable circuit system of large bulk capacitance according to claim 2 detonation priming system discharge curve, its feature exists
In:The integral part includes the first operational amplifier, and the forward end of the first opamp input terminal is grounded, first fortune
The negative end for calculating amplifier in is connected by being in series with the first circuit of first resistor with the control input voltage module,
The output end of first operational amplifier by be sequentially connected in series the first diode, the second circuit of second resistance with it is described with
Connect with the input of part;
Pass through between the negative end of the first resistor and first opamp input terminal on first circuit
Node is connected in parallel to by the circuit that is connected with the current signal amplification module of the 20th resistance of connecting, wherein, described the
20 resistance are equal with the resistance of the first resistor.
4. the customizable circuit system of large bulk capacitance according to claim 3 detonation priming system discharge curve, its feature exists
In:Control turning circuit and first is also parallel between the negative end and its output end of first opamp input terminal
Integral part circuit, the control turning circuit includes the first turning circuit and the second turning circuit in parallel, and described first leads
The second diode and 3rd resistor are sequentially connected in series on circuit passband, on second turning circuit the 3rd diode has been sequentially connected in series
With the 4th resistance, first turning circuit is connected with series connection between second diode and 3rd resistor by node
First negative voltage input circuit of five resistance, second turning circuit passes through between the 3rd diode and the 4th resistance
Node is connected with the first positive voltage input circuit of the 6th resistance of series connection;Wherein, the positive pole of the second diode is negative with described first
Voltage input circuit connects, and the negative pole of the 3rd diode is connected with the first positive voltage input circuit, and the described 3rd is electric
The resistance of resistance and the 4th resistance is equal, and the resistance of the 5th resistance and the 6th resistance is equal, the first positive voltage input electricity
The input voltage absolute value of road and the first negative voltage input circuit is equal;
The first integral partial circuit includes that in parallel two are respectively arranged with the first electric capacity, the circuit of the second electric capacity, wherein
It is provided with the circuit of the first electric capacity and is also in series with the 7th resistance.
5. the customizable circuit system of large bulk capacitance according to claim 3 detonation priming system discharge curve, its feature exists
In:The second circuit is between the first diode, second resistance by the clamping function of node restricted input voltage in parallel
Part, the clamping function part includes being connected on after the 4th diode and parallel connection the of the positive terminal of the 4th diode
Five diodes and the 8th resistance, wherein the plus earth of the 5th diode, the negative pole of the 5th diode and described
The positive pole connection of four diodes, on the 8th resistance negative sense input voltage is connected with.
6. the customizable circuit system of large bulk capacitance according to claim 3 detonation priming system discharge curve, its feature exists
In:It is described to follow part to include the second operational amplifier, the forward end of the second opamp input terminal and the second circuit
Connection, the output end of second operational amplifier follows the defeated of part by being in series with the tertiary circuit of the tenth resistance with described
Enter end connection, between the negative end and its output end of second opamp input terminal the 11st resistance is parallel with;
By section between the forward end of the second resistance and second opamp input terminal on the second circuit
Point is provided with the second positive voltage input circuit, and on the second positive voltage input circuit the 9th resistance is in series with;Described second is electric
The 3rd capacity earth circuit is provided with by node in the downstream of the second positive voltage input circuit on road.
7. the customizable circuit system of large bulk capacitance according to claim 6 detonation priming system discharge curve, its feature exists
In:The protection portion point includes the 3rd operational amplifier, forward end and the tertiary circuit of the 3rd opamp input terminal
Connection, the 3rd operational amplifier output terminal by be sequentially connected in series the 6th diode, the 4th circuit of the 13rd resistance with
The input connection of the integral control module, the negative end and the 4th circuit of the 3rd opamp input terminal is the 6th
The 12nd resistance has been arranged in parallel by node between diode and the 13rd resistance, the 3rd opamp input terminal
The 4th electric capacity and the 7th diode parallel with one another is parallel between negative end and its output end.
8. the customizable circuit system of large bulk capacitance according to claim 7 detonation priming system discharge curve, its feature exists
In:The integral control module include four-operational amplifier, the forward end of the four-operational amplifier input with it is described
4th circuit connects, and the output end of the four-operational amplifier is in series with after the 15th resistance and connects with the power switch pipe
Logical, the negative end of the four-operational amplifier input is connected with the 3rd positive voltage input circuit and earthed circuit of parallel connection;
The 4th positive voltage input circuit is parallel with by node in the upstream of the 13rd resistance on 4th circuit, it is described
The 14th resistance is in series with 4th positive voltage input circuit;In the described 4th positive positive voltage input electricity on 4th circuit
The earthed circuit of the 25th resistance of connecting is connected in parallel between road and the 13rd resistance by node.
9. the customizable circuit system of large bulk capacitance according to claim 3 detonation priming system discharge curve, its feature exists
In:The current signal amplification module includes the 5th operational amplifier, and the forward end of the 5th opamp input terminal is by string
It is associated with the circuit of the 18th resistance to be connected with the positive node of output resistance, the negative end of the 5th opamp input terminal
Be connected with the negative sense node of output resistance by being in series with the circuit of the 19th resistance, the 5th operational amplifier output terminal with
The output end connection of the 20th resistance.
10. the customizable circuit system of large bulk capacitance according to claim 9 detonation priming system discharge curve, its feature exists
In:The 21st resistance parallel with one another is parallel between the negative end and its output end of the 5th opamp input terminal
With the 5th electric capacity, and in the connecting node of the 21st resistance and the 5th electric capacity with the 5th operational amplifier output terminal simultaneously
It is associated with and is connected with the 8th diode circuit, on the 8th diode circuit negative voltage is applied;
It is connected with by node between 18th resistance and the forward end of the 5th opamp input terminal and is in series with
The earthed circuit of the 23rd resistance.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610961506.8A CN106643347B (en) | 2016-10-28 | 2016-10-28 | A kind of customizable circuit system of large bulk capacitance detonation priming system discharge curve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610961506.8A CN106643347B (en) | 2016-10-28 | 2016-10-28 | A kind of customizable circuit system of large bulk capacitance detonation priming system discharge curve |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106643347A true CN106643347A (en) | 2017-05-10 |
CN106643347B CN106643347B (en) | 2018-08-17 |
Family
ID=58821730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610961506.8A Active CN106643347B (en) | 2016-10-28 | 2016-10-28 | A kind of customizable circuit system of large bulk capacitance detonation priming system discharge curve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106643347B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110789742A (en) * | 2019-09-23 | 2020-02-14 | 上海空间电源研究所 | Accurate time delay separation circuit for satellite |
CN112327085A (en) * | 2018-06-19 | 2021-02-05 | 上海微小卫星工程中心 | Method for verifying initiating explosive device access |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4934268A (en) * | 1989-01-26 | 1990-06-19 | The United States Of America As Represented By The Secretary Of The Army | Warhead initiation circuit |
CN2685815Y (en) * | 2004-04-05 | 2005-03-16 | 李英云 | Strong blasting machine for blasting electric detonator |
CN103217079A (en) * | 2012-12-12 | 2013-07-24 | 柳州长虹机器制造公司 | Nonpolar double-wire communication digital electronic detonator capable of self-delaying and detonation method thereof |
CN206177147U (en) * | 2016-10-28 | 2017-05-17 | 北京航天计量测试技术研究所 | Detonating priming sytem discharge curve customizable circuit system of large capacity electric capacity |
-
2016
- 2016-10-28 CN CN201610961506.8A patent/CN106643347B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4934268A (en) * | 1989-01-26 | 1990-06-19 | The United States Of America As Represented By The Secretary Of The Army | Warhead initiation circuit |
CN2685815Y (en) * | 2004-04-05 | 2005-03-16 | 李英云 | Strong blasting machine for blasting electric detonator |
CN103217079A (en) * | 2012-12-12 | 2013-07-24 | 柳州长虹机器制造公司 | Nonpolar double-wire communication digital electronic detonator capable of self-delaying and detonation method thereof |
CN206177147U (en) * | 2016-10-28 | 2017-05-17 | 北京航天计量测试技术研究所 | Detonating priming sytem discharge curve customizable circuit system of large capacity electric capacity |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112327085A (en) * | 2018-06-19 | 2021-02-05 | 上海微小卫星工程中心 | Method for verifying initiating explosive device access |
CN112327085B (en) * | 2018-06-19 | 2023-08-25 | 上海微小卫星工程中心 | Verification method for initiating explosive device passage |
CN110789742A (en) * | 2019-09-23 | 2020-02-14 | 上海空间电源研究所 | Accurate time delay separation circuit for satellite |
Also Published As
Publication number | Publication date |
---|---|
CN106643347B (en) | 2018-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105043173B (en) | Delayed ignition controls circuit | |
CN106643347A (en) | Discharge curve customizable circuitry for detonating initiating explosive device through large-capacity capacitor | |
CN206177147U (en) | Detonating priming sytem discharge curve customizable circuit system of large capacity electric capacity | |
CN109470094A (en) | Safety ignition circuit with short-circuit insurance function | |
CN107689660A (en) | The multistage constant-current pulse charging control circuit of space battery and its control method | |
CN104113187A (en) | Rapid-response electrical pulse triggering system and method based on primary pulse source charging | |
CN204612619U (en) | The quick-fried device of small power electric booster point | |
CN209131523U (en) | Safety ignition circuit with short-circuit insurance function | |
CN201935635U (en) | Electronic delay ignition device | |
CN105423339B (en) | Pulse firing controls circuit and gas-cooker | |
CN104934955A (en) | Cutoff type overcurrent protection circuit based on memory resistor | |
CN207442700U (en) | A kind of booster driving circuit of non-coating detonation semiconductive bridge for electric detonator | |
CN202562380U (en) | Electronic delay ignition control circuit | |
CN204881359U (en) | Detonating control circuit of time delay | |
CN213987248U (en) | Switch and control system are sent out to branch shower nozzle selection | |
CN205160056U (en) | Type that dams over -current protection circuit based on recall and hinder ware | |
CN1888811A (en) | Explosion switch priming device | |
CN106052495B (en) | Electronic remote initiator | |
CN108631757A (en) | A kind of modified multitube cascade pipe Marx generators | |
CN210981040U (en) | Split type multichannel time delay priming system | |
CN208920971U (en) | A kind of safe electric detonator of electromagnetism interference electrion plasma ignition utensil | |
CN103673798B (en) | Blasting cap initiation control method and device and initiator | |
CN103411484A (en) | Safe ignition control circuit of electronic detonator | |
CN209246827U (en) | A kind of electric detonator specific integrated circuit | |
CN202041130U (en) | Miniature program-controlled electronic delay device for address code binding password strength communication |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |