CN109406748A - A kind of modularization explosive wastewater burn rate explosion velocity measuring system - Google Patents
A kind of modularization explosive wastewater burn rate explosion velocity measuring system Download PDFInfo
- Publication number
- CN109406748A CN109406748A CN201810997484.XA CN201810997484A CN109406748A CN 109406748 A CN109406748 A CN 109406748A CN 201810997484 A CN201810997484 A CN 201810997484A CN 109406748 A CN109406748 A CN 109406748A
- Authority
- CN
- China
- Prior art keywords
- probe
- explosive wastewater
- charge
- tested
- burn rate
- 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
- 239000002360 explosive Substances 0.000 title claims abstract description 87
- 239000002351 wastewater Substances 0.000 title claims abstract description 82
- 238000004880 explosion Methods 0.000 title claims abstract description 36
- 239000000523 sample Substances 0.000 claims abstract description 154
- 239000000843 powder Substances 0.000 claims abstract description 68
- 230000000712 assembly Effects 0.000 claims abstract description 50
- 238000000429 assembly Methods 0.000 claims abstract description 50
- 238000000465 moulding Methods 0.000 claims abstract description 13
- 238000004806 packaging method and process Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000003814 drug Substances 0.000 claims description 16
- 238000010304 firing Methods 0.000 claims description 12
- 230000000977 initiatory effect Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 238000005474 detonation Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- WETZJIOEDGMBMA-UHFFFAOYSA-L lead styphnate Chemical group [Pb+2].[O-]C1=C([N+]([O-])=O)C=C([N+]([O-])=O)C([O-])=C1[N+]([O-])=O WETZJIOEDGMBMA-UHFFFAOYSA-L 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000005538 encapsulation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000037452 priming Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/22—Fuels; Explosives
- G01N33/227—Explosives, e.g. combustive properties thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The present invention relates to a kind of modularization explosive wastewater burn rate explosion velocity measuring system, including charge assemblies, N number of probe assembly, ignition module, data logger, ignition module, lights and be tested explosive wastewater in charge assemblies 1；Tested explosive wastewater is filled in charge assemblies, inside, and probe assembly includes probe housing, probe, packaging body, packaging body is filled between probe housing and probe, probe one end is the sound end of probe assembly, and the other end is the tail end of probe assembly；External structure and powder charge the measured hole sealing of the sound end of probe assembly are cooperatively connected, and probe end face and molding tested explosive wastewater keep certain gap；When ignition module does not detonate, probe and probe housing insulate, and explosive wastewater burning are tested when ignition module detonates, in charge assemblies, explosion generates plasma, and probe and probe housing are changed into access by open circuit；Data logger calculates the burn rate or explosion velocity of tested explosive wastewater according to time of ignition, the turn-on instant of each probe assembly and corresponding explosive wastewater position.
Description
Technical field
The present invention relates to a kind of modularization explosive wastewater burn rate explosion velocity measuring system, for measure various explosive wastewaters (priming,
Explosive, pyrotechnic composition etc.) burn rate/explosion velocity ability, belong to Loading Materials for Initiating Explosive Devices field of measuring technique.
Background technique
Currently, the conventional method for measuring combustion rate of powder is " target collimation method (i.e. ' on-off method ') " --- it is disconnected by medicament burning combustion
Metallic target line in embedment powder column is to measure the time that burning is transmitted.This method principle is simple, but by medicament be made medicinal strip or
Powder column measures in the cavity of sealing.Metallic target line is directly contacted with medicament, and certain explosive wastewaters even drill
Metallic target line is installed, preparation process is complex, there is certain security risk, to the more demanding of measuring device, and measures ring
The powder charge environment of border and priming system in actual work has very big difference, and systematic error is larger.
Explosion velocity of explosive measurement is generally using " sonde method (i.e. ' open close method ') " --- medicine can be made in tested explosive wastewater
Column, the probe that will be switched off directly are fitted in shell, are connected by the probe that the plasma that detonation is formed will be switched off.It compares
" target collimation method ", this method measurement sensitivity and precision are higher, are suitable for high speed and measure.But medicament is directly contacted with probe, is existed
Certain risk, the case where being likely to occur accidental ignition in the more sensitive medicament of measurement.And it is measured described in this patent
System does not contact with each other between probe and medicament, also has good safety while measurement accuracy with higher.It can
Powder column is made in tested explosive wastewater, or directly it is fitted in shell and measures.
Under normal conditions, the burn rate and explosion velocity for measuring explosive wastewater need to be respectively adopted different devices.In order to enable tested
The powder charge environment of explosive wastewater is consistent with practical powder charge environment as much as possible, and reduces the complexity of test fixture, improves
Test process safety, it is necessary to develop a kind of device new, that medicament burn rate and explosion velocity can be measured simultaneously.
Summary of the invention
Technology of the invention solves the problems, such as: overcoming the deficiencies of the prior art and provide a kind of modularization high-precision explosive wastewater
Burn rate explosion velocity measuring system,
Technical solution of the invention: a kind of modularization explosive wastewater burn rate explosion velocity measuring system, which includes powder charge
Component, N number of probe assembly, ignition module, data logger, N >=2, in which:
Ignition module is lighted under the driving of initial firing current signal and is tested explosive wastewater in charge assemblies；
Charge assemblies, the tested explosive wastewater of internal filling molding, side has axially been evenly arranged N number of dress along charge assemblies
Medicine measured hole；
Probe assembly includes probe housing, probe, packaging body, and packaging body, probe are filled between probe housing and probe
The end face of one end guarantees to flush with the polishing of probe housing mechanical end face, is denoted as the sound end of probe assembly, and the probe other end extends
To outside probe housing, it is denoted as the tail end of probe assembly；The external structure of the sound end of probe assembly and the powder charge of charge assemblies
Measured hole sealing is cooperatively connected, and probe end face and molding tested explosive wastewater keep certain gap；When ignition module does not detonate,
Probe and probe housing insulate, ignition module detonation, then ignite charge assemblies by ignition module, are tested explosive wastewater in charge assemblies
Burning, explosion generate plasma, and since plasma is conductive, probe and probe housing are changed into access by open circuit；
Data logger sends initial firing current signal to ignition module, records ignition module time of ignition, detect each probe
At the time of component middle probe and probe housing are changed into access by open circuit, it is denoted as the turn-on instant of each probe assembly, and root
According to time of ignition, the turn-on instant of each probe assembly and corresponding explosive wastewater position, the burn rate or quick-fried of tested explosive wastewater is calculated
Speed.
The data logger includes probe signals interconnecting device, initiating instrument, dynamic strain indicator, in which:
Initiating instrument receives external command, sends initial firing current signal to ignition module, while initial firing current signal being transmitted
To dynamic strain indicator as trigger signal；
Probe signals interconnecting device, the state between detection probe and charge assemblies shell from "off" to " on " are formed
Level signal, and the level signal is passed into dynamic strain indicator；
Dynamic strain indicator is acquired the road N level signal, at the time of obtaining probe assembly conducting, according to each probe groups
The turn-on instant of part and corresponding tested explosive wastewater position, calculate the burn rate or explosion velocity of tested explosive wastewater.
The probe signals interconnecting device includes N number of probe signals Acquisition Circuit, and each probe signals Acquisition Circuit includes electricity
Positive pressure end U+, voltage negative terminal U-, resistance R, power supply E, output plus terminal OUT+ and output negative terminal OUT-, power supply E anode are connected after R
Positive voltage terminal U+ is connected, power supply E cathode connects voltage negative terminal U-, the probe of positive voltage terminal linking probe component, voltage negative terminal U-
Charge assemblies shell is connected, output plus terminal OUT+ is connect with positive voltage terminal, and output negative terminal OUT+ is connect with voltage negative terminal, and input is just
End OUT+ and the voltage for exporting negative terminal OUT- are able to detect the shape between probe and charge assemblies shell from "off" to " on "
State, probe signals interconnecting device, which will input anode OUT+ and export the level signal between negative terminal OUT+, is sent to dynamic strain indicator.
The packaging body is resin adhesive liquid solidfied material, glass powder sealing-in object or thermoplasticity clinker.
The ignition module includes baffle igniter and igniter head, and baffle igniter is by partition shell, input powder charge, level-one
Powder charge, second level output powder charge composition are exported, igniter head is made of ignition bridge wire and tested explosive wastewater, and the ignition bridge wire of igniter head connects
It generates heat after receiving externally input direct current energy, ignites tested explosive wastewater, be tested the input that explosive wastewater is ignited in baffle igniter and fill
Medicine then gradually ignites level-one output powder charge, second level exports powder charge, the final tested explosive wastewater ignited in charge assemblies.
The tested explosive wastewater is lead trinitroresorcinate.
The system further includes plug, and in pressing, for substituting probe assembly, it and the sealing of powder charge measured hole cooperate plug
It connects plug and molding tested explosive wastewater completely attaches to, gapless.
The dynamic strain indicator sample frequency at least 200MHz.
Clearance range between probe end face and molding tested explosive wastewater is 0.5~1mm.
It is sealed between the probe assembly and charge assemblies using O-ring seals.
The present invention has the beneficial effect that compared with prior art
(1), present invention measurement probe and tested explosive wastewater non-direct contact will not rub in measuring system installation with medicament
It wipes, squeeze, effectively improve measurement safety；
(2), the present invention has the burn rate/explosion velocity ability for measuring various explosive wastewaters (priming, explosive, pyrotechnic composition etc.),
When dynamic strain indicator sample frequency reaches 200MHz, time of measuring precision reaches 5ns；
(3), measuring system of the present invention uses modularized design, can increase the length and spy of measurement tooling according to demand
The quantity of needle assemblies, one section of any combination measures to multistage powder column, can measure the burn rate/explosion velocity of every section of powder column simultaneously.
(4), probe signals interconnecting device circuit structure of the invention is simple, it is easy to accomplish, it can precise measurement probe and probe
The on-off of shell circuit.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiment of the present invention；
Fig. 2 is baffle igniter of embodiment of the present invention structural schematic diagram；
Fig. 3 is igniter head of embodiment of the present invention structural schematic diagram；
Fig. 4 is charge assemblies of embodiment of the present invention structural schematic diagram；
Fig. 5 is probe assembly of embodiment of the present invention structural schematic diagram；
Fig. 6 is probe signals of embodiment of the present invention Acquisition Circuit schematic diagram；
Fig. 7 is probe signals of embodiment of the present invention interconnecting device structural schematic diagram.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, the system includes powder charge the present invention provides a kind of modularization explosive wastewater burn rate explosion velocity measuring system
Component 1, N number of probe assembly 2, ignition module 3, data logger, N >=2, in which:
Ignition module 3 lights charge assemblies 1 under the driving of initial firing current signal (generally 3A/50ms DC current)
In be tested explosive wastewater；It is tightly connected between ignition module and charge assemblies using O-ring seals, ensure that igniting, burning, detonation
Consistency.
Charge assemblies 1, the tested explosive wastewater of internal filling molding, side have axially been evenly arranged N number of along charge assemblies
Powder charge measured hole, N number of probe assembly one end and powder charge measured hole are cooperatively connected；It is adopted between the probe assembly 2 and charge assemblies
It is sealed with O-ring seals, is connected through a screw thread and is fixed on charge assemblies two sides.
As shown in Fig. 2, probe assembly 2 includes probe housing 19, probe 20, packaging body 21, probe housing 19 and probe
Packaging body 21 is filled between 20 in gap, the packaging body 21 is resin adhesive liquid solidfied material, glass powder sealing-in object or thermoplastic
Property clinker, guarantee that probe and probe housing insulate between each other, the end face of 20 one end of probe guarantees and 19 end face machine of probe housing
Tool polishing flushes, and is denoted as the sound end of probe assembly 2,20 other end of probe extends to outside probe housing 19, is denoted as probe groups
The tail end of part 2；External structure and powder charge the measured hole sealing of the sound end of probe assembly are cooperatively connected, 20 end face of probe and molding
Tested explosive wastewater keep certain gap, the clearance range between 20 end face of probe and molding tested explosive wastewater
For 0.5~1mm, this gap is true by the probe housing 19 of probe assembly and 13 fit dimension of charge shell of charge assemblies
It is fixed.Traditional measurement method measures probe and squeezes powder column, there is a security risk, and this method measures probe and tested explosive wastewater is indirect connects
Touching will not effectively improve measurement safety with medicament friction, extruding in measuring system installation.When ignition module does not detonate, visit
Needle 20 and probe housing insulate, ignition module detonation, then ignite charge assemblies by ignition module, are tested explosive wastewater in charge assemblies
Burning, explosion generate plasma, and since plasma is conductive, probe and probe housing are changed into access by open circuit.
Data logger 9 sends initial firing current signal to ignition module 3, records 3 time of ignition of ignition module, and detection is each
At the time of probe assembly middle probe and probe housing are changed into access by open circuit, it is denoted as the turn-on instant of each probe assembly,
And according to time of ignition, the turn-on instant of each probe assembly and corresponding explosive wastewater position, the burn rate of tested explosive wastewater is calculated
Or explosion velocity.
As an embodiment of the present invention, the data logger includes probe signals interconnecting device 4, initiating instrument 5, dynamic
Deformeter 6, in which:
Initiating instrument 5 receives external command, sends initial firing current signal to ignition module 3, while initial firing current signal being passed
Dynamic strain indicator 9 is defeated by as trigger signal；
Probe signals interconnecting device 4, detection are used to identify between probe and charge assemblies shell from "off" to " on "
The level signal of state, and the level signal is passed into dynamic strain indicator；
Dynamic strain indicator 6 is acquired the road N level signal, at the time of obtaining probe assembly conducting, according to each probe groups
The turn-on instant of part and corresponding tested explosive wastewater position, calculate the burn rate or explosion velocity of tested explosive wastewater.The dynamic strain
When instrument sample frequency reaches 200MHz or more, time of measuring precision reaches 5ns.
The probe signals interconnecting device 4 includes N number of probe signals Acquisition Circuit, each probe signals Acquisition Circuit and probe
Component corresponds, and probe signals Acquisition Circuit includes positive voltage terminal U1+, voltage negative terminal U1-, resistance R1, power supply E1, exports just
OUT1+ and output negative terminal OUT1- are held, connects positive voltage terminal U1+ after power supply E1 anode series connection R1, power supply E1 cathode connects voltage
Negative terminal U1-, the probe of positive voltage terminal linking probe component, voltage negative terminal U1- connection charge assemblies shell, output plus terminal OUT1+
It is connect with positive voltage terminal, output negative terminal OUT1+ is connect with voltage negative terminal, the voltage of output plus terminal OUT1+ and output negative terminal OUT1-
It is able to detect the state between probe and charge assemblies shell from "off" to " on ", probe signals interconnecting device 4 will input just
End OUT1+ and the level signal exported between negative terminal OUT1+ are sent to dynamic strain indicator, as shown in Figure 6.
As shown in fig. 7, by power supply (E1~E6) and series resistance R1 in probe (port 1+~6+) and charge assemblies shell
Apply 5V voltage between body (port 1-~6-) respectively, and by port OUT1~OUT6 output port 1+ -1-~6+ -6- it
Between voltage value.When probe and shell insulate, output voltage 5V, when probe is connected with shell, under voltage signal moment
It is reduced to 0, the variation of voltage value is transmitted to dynamic strain indicator by port OUT and is recorded.Wherein R1~R6 is current-limiting resistance.
In one embodiment of this invention, the ignition module includes baffle igniter and igniter head composition.Partition igniting
Device is made of partition shell 7, input powder charge 8, level-one output powder charge 9, second level output powder charge 10, as shown in Figure 2.Igniter head is by point
Firebridge silk 11 and tested explosive wastewater 12 form, as shown in Figure 3.The ignition bridge wire 11 of igniter head receives externally input direct current energy
After generate heat, ignite tested explosive wastewater 12, be tested explosive wastewater 12 and ignite input powder charge 8 in baffle igniter 1, partition shell 7
Between input powder charge 8 and level-one output powder charge 9, decay for the shock wave that powder charge 8 is ignited will to be inputted；Then gradually draw
Quick-fried level-one output powder charge 9, second level export powder charge 10, the final tested explosive wastewater ignited in charge assemblies.The tested explosive wastewater
For lead trinitroresorcinate.The present invention ignites baffle igniter using igniter head, and baffle igniter ignites charge assemblies, partition
Igniter has sealing charge assemblies cavity effect.
It further include plug 18 as the explosive wastewater burn rate explosion velocity measuring system, in pressing, plug 18 is visited for substituting
Needle assemblies, it and powder charge measured hole sealing mating connection plug 18 and molding tested explosive wastewater completely attach to, and gapless guarantees
Medicament will not be leaked out under the effect of pressing power by side opening, be capable of forming complete powder column.The plug 18 and charge assemblies it
Between using O-ring seals seal.
As a preferred solution of the present invention, measuring system of the present invention uses modularized design, can one section of any combination to more
Section powder column measures, and can measure the burn rate/explosion velocity of every section of powder column simultaneously.As shown in figure 4, in one embodiment of the present of invention,
Charge assemblies include charge shell 13, the first powder charge part 14, the second powder charge part 15, third powder charge part 16, tested explosive wastewater 17, block up
First 18 composition.When powder charge, tested explosive wastewater is respectively pressed into the first powder charge part 14, the second powder charge part 15, third powder charge part 16, is blocked up
First 18 are mounted on charge shell 13, block side opening, prevent medicament when pressing from leaking out from side.After pressing is complete, then removed,
Probe assembly is loaded onto.First powder charge part 14, the second powder charge part 15,16 internal charge amount of third powder charge part, propellant charge pressure according to
It needs to adjust.Tested explosive wastewater is lead trinitroresorcinate.Ignition module exports high-temperature high-pressure fuel gas, ignites dress step by step
The first powder charge part 14, the second powder charge part 15, the third powder charge part 16 of medicine component.First powder charge part 14, the second powder charge part 15, third
It is spare that powder charge part 16 can also be used as charge assemblies to be measured.Plug 18 and the first powder charge part 14, the second powder charge part 15, third powder charge
It is completely attached between powder column inside part 16, gapless.
Technology can be widely used for measuring the burn rate/explosion velocity of various explosive wastewater primings, explosive, pyrotechnic composition etc. in the present invention.
Unspecified part of the present invention belongs to common sense well known to those skilled in the art.
Claims (10)
1. a kind of modularization explosive wastewater burn rate explosion velocity measuring system, it is characterised in that including charge assemblies (1), N number of probe assembly
(2), ignition module (3), data logger, N >=2, in which:
Ignition module (3) is lighted under the driving of initial firing current signal and is tested explosive wastewater in charge assemblies (1)；
Charge assemblies (1), the tested explosive wastewater of internal filling molding, side have axially been evenly arranged N number of along charge assemblies (1)
Powder charge measured hole；
Probe assembly (2) includes probe housing (19), probe (20), packaging body (21), probe housing (19) and probe (20)
Between fill packaging body (21), the end face of probe (20) one end, which guarantees to polish with probe housing (19) mechanical end face, to be flushed, and is denoted as
The sound end of probe assembly (2), probe (20) other end extend to probe housing (19) outside, are denoted as the tail of probe assembly (2)
End；The external structure of the sound end of probe assembly and the powder charge measured hole of charge assemblies (1) are sealed and are cooperatively connected, probe (20) end
Face and molding tested explosive wastewater keep certain gap；When ignition module does not detonate, probe (20) and probe housing insulate, point
Fiery component detonation, then charge assemblies are ignited by ignition module, explosive wastewater burning is tested in charge assemblies, explosion generates plasma
Body, since plasma is conductive, probe and probe housing are changed into access by open circuit；
Data logger sends initial firing current signal to ignition module (3), records ignition module (3) time of ignition, detect each spy
At the time of needle assemblies (2) middle probe and probe housing are changed into access by open circuit, it is denoted as the turn-on instant of each probe assembly,
And according to time of ignition, the turn-on instant of each probe assembly (2) and corresponding explosive wastewater position, the combustion of tested explosive wastewater is calculated
Speed or explosion velocity.
2. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that the data
Recorder includes probe signals interconnecting device (4), initiating instrument (5), dynamic strain indicator (6), in which:
Initiating instrument (5) receives external command, sends initial firing current signal to ignition module (3), while initial firing current signal being passed
Dynamic strain indicator (9) are defeated by as trigger signal；
Probe signals interconnecting device (4), the state between detection probe and charge assemblies shell from "off" to " on " form electricity
Ordinary mail number, and the level signal is passed into dynamic strain indicator；
Dynamic strain indicator (6) is acquired the road N level signal, at the time of obtaining probe assembly conducting, according to each probe assembly
Turn-on instant and corresponding tested explosive wastewater position, calculate the burn rate or explosion velocity of tested explosive wastewater.
3. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that: the probe
Signal transfer box (4) includes N number of probe signals Acquisition Circuit, and each probe signals Acquisition Circuit includes positive voltage terminal U1+, voltage
Negative terminal U1-, resistance R1, power supply E1, output plus terminal OUT1+ and output negative terminal OUT1-, power supply E1 anode series connection R1 connect electricity later
Positive pressure end U1+, power supply E1 cathode connect voltage negative terminal U1-, the probe of positive voltage terminal linking probe component, and voltage negative terminal U1- connects
It is hinged with medicine assembly housing, output plus terminal OUT1+ is connect with positive voltage terminal, and output negative terminal OUT1+ is connect with voltage negative terminal, and input is just
End OUT1+ and the voltage for exporting negative terminal OUT1- are able to detect between probe and charge assemblies shell from "off" to " on "
State, probe signals interconnecting device (4), which will input anode OUT1+ and export the level signal between negative terminal OUT1+, is sent to dynamic
Deformeter.
4. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that the encapsulation
Body (21) is resin adhesive liquid solidfied material, glass powder sealing-in object or thermoplasticity clinker.
5. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that the igniting
Component includes baffle igniter and igniter head, and baffle igniter exports powder charge by partition shell (7), input powder charge (8), level-one
(9), second level output powder charge (10) composition, igniter head are made of ignition bridge wire (11) and tested explosive wastewater (12), the point of igniter head
Firebridge silk (11) generates heat after receiving externally input direct current energy, ignites tested explosive wastewater (12), is tested explosive wastewater (12) and ignites
Input powder charge (8) in baffle igniter is then gradually ignited level-one output powder charge (9), second level output powder charge (10), is finally drawn
Tested explosive wastewater in quick-fried charge assemblies.
6. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 3, it is characterised in that described tested
Explosive wastewater is lead trinitroresorcinate.
7. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that further include blocking up
Head (18), in pressing, plug (18) for substituting probe assembly, it and powder charge measured hole sealing mating connection plug (18) with
Molding tested explosive wastewater completely attaches to, gapless.
8. a kind of modularization explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that the dynamic
Deformeter sample frequency at least 200MHz.
9. modularization high-precision explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that probe
(20) clearance range between end face and molding tested explosive wastewater is 0.5~1mm.
10. modularization high-precision explosive wastewater burn rate explosion velocity measuring system according to claim 1, it is characterised in that the spy
It is sealed between needle assemblies and charge assemblies using O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810997484.XA CN109406748B (en) | 2018-08-29 | 2018-08-29 | Modular explosive burning speed and detonation velocity measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810997484.XA CN109406748B (en) | 2018-08-29 | 2018-08-29 | Modular explosive burning speed and detonation velocity measuring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109406748A true CN109406748A (en) | 2019-03-01 |
| CN109406748B CN109406748B (en) | 2021-08-10 |
Family
ID=65463810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810997484.XA Active CN109406748B (en) | 2018-08-29 | 2018-08-29 | Modular explosive burning speed and detonation velocity measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109406748B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006901A (en) * | 2019-04-29 | 2019-07-12 | 北京理工大学 | A kind of Detonation waveform test method |
| CN110198589A (en) * | 2019-06-26 | 2019-09-03 | 中国人民解放军陆军装甲兵学院 | A kind of method of plasma Conduce Disciplinarian experimental test under high pressure conditions |
| CN110568217A (en) * | 2019-09-09 | 2019-12-13 | 西安近代化学研究所 | Device and method for testing propagation speed of combustion-detonation wave front |
| CN110778418A (en) * | 2019-09-27 | 2020-02-11 | 上海新力动力设备研究所 | Fixed protective cover of electric ignition head |
| CN111351956A (en) * | 2020-03-30 | 2020-06-30 | 中科前衍(深圳)工程科学发展有限公司 | High-speed airflow speed measuring device and method for ore pulverization |
| CN112230013A (en) * | 2020-09-18 | 2021-01-15 | 中国航发哈尔滨东安发动机有限公司 | Method and device for measuring flow velocity of high-temperature conductive fluid |
| CN115951080A (en) * | 2023-03-10 | 2023-04-11 | 中国空气动力研究与发展中心超高速空气动力研究所 | Shock tube probe speed measurement and control device based on photoelectric conversion module and velocimeter |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB772833A (en) * | 1947-09-30 | 1957-04-17 | Ernest William Titterton | Improvements in or relating to indicating systems |
| CN1873411A (en) * | 2005-06-03 | 2006-12-06 | 中国科学院力学研究所 | Device for testing deflagrability of condensed fire detonator under condition of high termerature and high pressure |
| CN101424673A (en) * | 2008-12-08 | 2009-05-06 | 宁波出入境检验检疫局检验检疫技术中心 | Dangerous characteristic detector for flammable gas |
| CN101975125A (en) * | 2010-10-09 | 2011-02-16 | 南京理工大学 | Device for measuring linear burning rate of liquid propellant in high pressure environment |
| CN102081104A (en) * | 2010-11-26 | 2011-06-01 | 西安天力金属复合材料有限公司 | Device and method for measuring detonating velocity of explosive |
| CN202693609U (en) * | 2012-07-26 | 2013-01-23 | 贵州新联***工程有限公司 | Device for measuring bursting speed |
| CN202994780U (en) * | 2012-12-23 | 2013-06-12 | 西安电子工程研究所 | Sensing device for testing detonation performance of explosive |
| CN105866464A (en) * | 2016-04-21 | 2016-08-17 | 宏大矿业有限公司 | System and method for fast measuring explosive velocity during deep hole blasting on site |
| CN205581133U (en) * | 2016-04-21 | 2016-09-14 | 宏大矿业有限公司 | Detecting device that downthehole explosive explosion velocity of multipoint collection big gun changes |
| CN205861715U (en) * | 2016-07-31 | 2017-01-04 | 安徽理工大学 | A kind of instrument measuring explosion velocity of explosive |
| CN205861714U (en) * | 2016-07-31 | 2017-01-04 | 安徽理工大学 | A kind of detonation velocity meter and explosion velocity measure system |
| CN106645628A (en) * | 2016-11-15 | 2017-05-10 | 葛洲坝易普力四川***工程有限公司 | Auxiliary device for testing explosive velocity of explosive |
-
2018
- 2018-08-29 CN CN201810997484.XA patent/CN109406748B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB772833A (en) * | 1947-09-30 | 1957-04-17 | Ernest William Titterton | Improvements in or relating to indicating systems |
| CN1873411A (en) * | 2005-06-03 | 2006-12-06 | 中国科学院力学研究所 | Device for testing deflagrability of condensed fire detonator under condition of high termerature and high pressure |
| CN101424673A (en) * | 2008-12-08 | 2009-05-06 | 宁波出入境检验检疫局检验检疫技术中心 | Dangerous characteristic detector for flammable gas |
| CN101975125A (en) * | 2010-10-09 | 2011-02-16 | 南京理工大学 | Device for measuring linear burning rate of liquid propellant in high pressure environment |
| CN102081104A (en) * | 2010-11-26 | 2011-06-01 | 西安天力金属复合材料有限公司 | Device and method for measuring detonating velocity of explosive |
| CN202693609U (en) * | 2012-07-26 | 2013-01-23 | 贵州新联***工程有限公司 | Device for measuring bursting speed |
| CN202994780U (en) * | 2012-12-23 | 2013-06-12 | 西安电子工程研究所 | Sensing device for testing detonation performance of explosive |
| CN105866464A (en) * | 2016-04-21 | 2016-08-17 | 宏大矿业有限公司 | System and method for fast measuring explosive velocity during deep hole blasting on site |
| CN205581133U (en) * | 2016-04-21 | 2016-09-14 | 宏大矿业有限公司 | Detecting device that downthehole explosive explosion velocity of multipoint collection big gun changes |
| CN205861715U (en) * | 2016-07-31 | 2017-01-04 | 安徽理工大学 | A kind of instrument measuring explosion velocity of explosive |
| CN205861714U (en) * | 2016-07-31 | 2017-01-04 | 安徽理工大学 | A kind of detonation velocity meter and explosion velocity measure system |
| CN106645628A (en) * | 2016-11-15 | 2017-05-10 | 葛洲坝易普力四川***工程有限公司 | Auxiliary device for testing explosive velocity of explosive |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006901A (en) * | 2019-04-29 | 2019-07-12 | 北京理工大学 | A kind of Detonation waveform test method |
| CN110006901B (en) * | 2019-04-29 | 2020-03-10 | 北京理工大学 | Detonation wave waveform testing method |
| CN110198589A (en) * | 2019-06-26 | 2019-09-03 | 中国人民解放军陆军装甲兵学院 | A kind of method of plasma Conduce Disciplinarian experimental test under high pressure conditions |
| CN110568217A (en) * | 2019-09-09 | 2019-12-13 | 西安近代化学研究所 | Device and method for testing propagation speed of combustion-detonation wave front |
| CN110568217B (en) * | 2019-09-09 | 2021-11-23 | 西安近代化学研究所 | Device and method for testing propagation speed of combustion-detonation wave front |
| CN110778418A (en) * | 2019-09-27 | 2020-02-11 | 上海新力动力设备研究所 | Fixed protective cover of electric ignition head |
| CN110778418B (en) * | 2019-09-27 | 2021-12-07 | 上海新力动力设备研究所 | Fixed protective cover of electric ignition head |
| CN111351956A (en) * | 2020-03-30 | 2020-06-30 | 中科前衍(深圳)工程科学发展有限公司 | High-speed airflow speed measuring device and method for ore pulverization |
| CN112230013A (en) * | 2020-09-18 | 2021-01-15 | 中国航发哈尔滨东安发动机有限公司 | Method and device for measuring flow velocity of high-temperature conductive fluid |
| CN115951080A (en) * | 2023-03-10 | 2023-04-11 | 中国空气动力研究与发展中心超高速空气动力研究所 | Shock tube probe speed measurement and control device based on photoelectric conversion module and velocimeter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109406748B (en) | 2021-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109406748A (en) | A kind of modularization explosive wastewater burn rate explosion velocity measuring system | |
| CN103697935B (en) | End row's propellant transient state pressure release burning buckling behaviors proving installation | |
| US5602360A (en) | Electronic delay igniter and electric detonator | |
| CN108981503B (en) | Condensed phase high-energy explosive detonation performance multi-parameter synchronous measurement method | |
| CN201476721U (en) | Detonator delay time measurement device utilizing photoelectric technology | |
| CN103018312B (en) | Explosive detonation property testing system under pulse high voltage and tested explosive loading part | |
| CN202994729U (en) | Explosive detonation performance test system under impulse high voltage | |
| CN101650358A (en) | Gunpowder combustion property test device under pressure reduction condition | |
| CN111734526B (en) | Firer actuator adopting low-detonation-velocity explosive charging to reduce subsidiary impact and pollution | |
| CN101907427A (en) | Device for testing transfiguration burning rate of gun propellant | |
| CN211524967U (en) | Solid rocket engine nozzle blanking cover opening pressure test tool | |
| CN106949998A (en) | A kind of explosive charge equivalent test device and method of testing | |
| US3690255A (en) | Liquid propellant cartridge | |
| CN104048563A (en) | Gun propellant dynamic combustion speed test device | |
| CN105242301A (en) | Electronic digital detonator remote blast system and method thereof | |
| CN104457457A (en) | Novel method for delay test of delay element of detonator | |
| CN102539049A (en) | Capacitance pressure tester | |
| CN109596770A (en) | A kind of propellant powder explosion fragment pressure release extinction device | |
| US4850229A (en) | Ballistics pressure transducer | |
| CN211697675U (en) | Time delay initiating explosive device testing arrangement | |
| CN114812303A (en) | Plasma igniter and non-initiating-explosive time-delay electronic detonator prepared by same | |
| CN108225136B (en) | Dam body damage medicine quantity estimation method based on underwater explosion test measurement result | |
| CN215984233U (en) | Electronic detonator system without initiating explosive | |
| CN214944210U (en) | Tail pipe type underground electronic pressure gauge with oil drainage function | |
| CN113153579B (en) | Pulse trigger for measuring pressure coupling response function of composite propellant |
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 |