CN105043635A - Response energy and response impulse testing system of target - Google Patents
Response energy and response impulse testing system of target Download PDFInfo
- Publication number
- CN105043635A CN105043635A CN201510411433.0A CN201510411433A CN105043635A CN 105043635 A CN105043635 A CN 105043635A CN 201510411433 A CN201510411433 A CN 201510411433A CN 105043635 A CN105043635 A CN 105043635A
- Authority
- CN
- China
- Prior art keywords
- balance
- angle
- response
- transverse axis
- explosion chamber
- 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.)
- Pending
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a response energy and response impulse testing system of a target. The invention is characterized in that the testing system comprises an initiation system and a data acquisition and processing system. The initiation system comprises an explosion chamber (2), a specimen holder (3) and an exploder (1). The data acquisition and processing system comprises an angle measurer (4), a swinging plate (5), a test pendulum support (6), a shaft seat (7) and a cross shaft (8). The side surface of the explosion chamber (2) is provided with holes. The system is suitable for response analysis of a damaged target and also suitable for propagation characteristic analysis of shock wave after ammunition ammunition detonation.
Description
Technical field
The present invention relates to a kind of response energy and response momentum test macro of target, being applicable to the response analysis to injuring target, after being also applicable to ammunition detonation, impacting wave propagation specificity analysis.
Background technology
Ammunition research worker is to the shock wave produced after ammunition blast after propagating arrival and injuring target, and response energy and the response momentum of target are concerned about, because this is extremely important to ammunition design (comprising explosive de-sign and warhead design etc.) very much.In present stage, evaluating ammunition mainly utilizes pressure transducer to test peak overpressure, positive pressure time, the momentum (Huang Laifa of the shock wave at ammunition (the general non-packed explosive adopted without housing) detonation different distance place to the means of interacting goals capacity of water, temperature and pressure medicament blast effect is studied, Institutes Of Technology Of Nanjing's master thesis, 2008), the shortcoming of the method be test be certain any parameter, and test error is very large, generally more than 10%.After still not having shock motion one segment distance after intuitively can embodying ammunition or explosive detonation to arrive target at present, the response energy of target and the test macro of response momentum.
Pendulum phenomenon is a very important physical phenomenon.In certain angle, the extreme higher position potential energy that pendulum arrives is maximum, kinetic energy is 0; The extreme lower position potential energy that pendulum arrives is 0, kinetic energy is maximum.When pendulum receives suitable energy generation response, pendulum swings, and in certain angle (when pendulum angle is less than 30 degree, measuring accuracy is higher), can calculate that pendulum receives and the energy responded and momentum from the extreme higher position that pendulum arrives.
Summary of the invention
For overcoming the deficiency of existing evaluation means, utilize pendulum theory, the invention provides a kind of response energy and response momentum test macro of balance, the pivot angle size of pendulum is utilized to evaluate energy and the momentum of balance reception, be applicable to injure the response analysis to target, after being also applicable to ammunition detonation, impact wave propagation specificity analysis.
The energy (E) that balance receives utilizes formula (1) to calculate:
E＝mgl(1-cosα)(1)
In formula,
M, the quality of balance, unit is kg;
G, acceleration of gravity, unit is m/s
2;
L, pendulum length, refers to the distance of frame axle and balance center (center of gravity), and unit is m;
α, pivot angle, unit is degree.
Unit area effect energy (E
s) utilize formula (2) to calculate:
In formula,
S, the area of effect;
Other alphabetical implication is the same.
After explosive detonation, the shock wave momentum (I) acted in target utilizes formula (3) to calculate:
In formula, alphabetical implication is the same.
Unit area effect momentum (I
s) utilize formula (4) to calculate:
In formula, alphabetical implication is the same.
Test macro of the present invention, test macro comprises initiation system and Data collection and precessing system, initiation system comprises explosion chamber 2, specimen mounting 3, initiator 1, explosion chamber 2 lateral opening hole, specimen mounting 3 is positioned at the center of explosion chamber, for fixing explosive sample, initiator 1 is connected with the detonator line on explosive sample, for detonating powder sample by wire; Data collection and precessing system comprises angle measurement equipment 4, balance 5, test swinging rack 6, axle bed 7, transverse axis 8, the transverse axis 8 of test swinging rack 6 is fixed by two root posts vertically placed and column is fixed on axle bed 7, transverse axis 8 is placed horizontally on two root posts, balance 5 is fixed by two cycloids perpendicular to support 6, and just to explosion chamber 2 lateral aperture, angle measurement equipment 4 is fixed on transverse axis 8, and can be driven by balance 5, for characterizing the angle that pendulum mass rotates.
Described test macro, angle measurement equipment 4 comprises index dial 9, angle indicator 10, one-way clutch 11, and one-way clutch 11 can only rotate to a direction for controlling balance 5; Angle indicator 10 is assemblied on transverse axis 8, and rotated to drive by balance 5 and dial bar 18 and move and rotate, when balance 5 falls after rise, angle indicator 10 is motionless, coordinates the angle that index dial 9 rotates in order to indicate balance 5.
Described test macro, angle measurement equipment 4 comprises angular transducer 16, dials bar 18, digital processing system 19, and angular transducer 16 and group bar 18 are assemblied on transverse axis 8, and the rotational angle of bar 18 dialled by angular transducer 16 for responding to; Digital processing system 19 passes through wire connection angle sensor 16, for the treatment of the rotational angle of angular transducer 16.
Accompanying drawing explanation
Fig. 1 represents proving installation figure of the present invention, in Fig. 1: 1, initiator; 2, explosion chamber; 3, medicine support is hung; 4, angle measurement equipment; 5, balance.
Fig. 2 represents a kind of test macro, in Fig. 2: 6, test swinging rack; 7, axle bed; 8, transverse axis; 9, index dial; 10, angle indicator; 11, one-way clutch; 12, ring is put; 13, latch; 14, fork; 15, swing seat.
Fig. 3 represents another test macro, in Fig. 2: 6, test swinging rack; 7, axle bed; 8, transverse axis; 12, ring is put; 13, latch; 14, fork; 15, swing seat; 16, angular transducer; 17, mounting disc; 18, bar is dialled; 19, digital processing system.
Embodiment
Embodiment 1
Described test macro, it is characterized in that, test macro comprises initiation system and Data collection and precessing system, and initiation system comprises explosion chamber 2, specimen mounting 3, initiator 1, explosion chamber 2 lateral opening hole, specimen mounting 3 is positioned at the center of explosion chamber, for fixing explosive sample, initiator 1 is connected with the detonator line on explosive sample, for detonating powder sample by wire; Data collection and precessing system comprises angle measurement equipment 4, balance 5, test swinging rack 6, axle bed 7, transverse axis 8, the transverse axis 8 of test swinging rack 6 is fixed by two root posts vertically placed and column is fixed on axle bed 7, transverse axis 8 is placed horizontally on two root posts, balance 5 is fixed by two cycloids perpendicular to support 6, and just to explosion chamber 2 lateral aperture, angle measurement equipment 4 is fixed on transverse axis 8, and can be driven by balance 5, for characterizing the angle that pendulum mass rotates.
Described test macro, is characterized in that, angle measurement equipment 4 comprises index dial 9, angle indicator 10, one-way clutch 11, and one-way clutch 11 can only rotate to a direction for controlling balance 5; Angle indicator 10 is assemblied on transverse axis 8, and rotated to drive by balance 5 and dial bar 18 and move and rotate, when balance 5 falls after rise, angle indicator 10 is motionless, coordinates the angle that index dial 9 rotates in order to indicate balance 5.
By the balance 5 of test macro and the apertures in alignment of explosion chamber 2, the explosive being equipped with detonator is positioned on the specimen mounting 3 at explosion chamber 2 center, connects detonating cord and initiator 1, detonate.
When after explosive detonation, Detonation Shock Wave (if explosive is close to balance, also comprising detonation product compressing air) promotes balance 5 and moves, and the shifting block on one-way clutch 11 is stirred angle indicator 10 and moved, stop to certain position pointer, the angle [alpha] that index dial 9 display pointer rotates.According to the angle [alpha] that angle indicator 10 rotates, by formula 2 and formula 4, calculate to impact after explosive detonation and involve explosion product and act on balance, the unit area response energy quantity and its unit area response momentum of balance response.
In the present embodiment, balance heavy 10.0kg, diameter 0.50m, pendulum length 1.5m.
Table 1 is after certain explosive charge, the unit area response energy quantity and its unit area response momentum test data of the balance response obtained.
Table 1 balance response energy and response momentum test data
* adopt t method of inspection, degree of confidence gets 95% (analytical chemistry, Wuhan University edits, the second edition in 1991, Higher Education Publishing House).
Six test result data there was no significant differences, relative standard deviation is less than 5%, and therefore, this test macro data reappearance is better.
Embodiment 2
Described test macro, it is characterized in that, test macro comprises initiation system and Data collection and precessing system, and initiation system comprises explosion chamber 2, specimen mounting 3, initiator 1, explosion chamber 2 lateral opening hole, specimen mounting 3 is positioned at the center of explosion chamber, for fixing explosive sample, initiator 1 is connected with the detonator line on explosive sample, for detonating powder sample by wire; Data collection and precessing system comprises angle measurement equipment 4, balance 5, test swinging rack 6, axle bed 7, transverse axis 8, the transverse axis 8 of test swinging rack 6 is fixed by two root posts vertically placed and column is fixed on axle bed 7, transverse axis 8 is placed horizontally on two root posts, balance 5 is fixed by two cycloids perpendicular to support 6, and just to explosion chamber 2 lateral aperture, angle measurement equipment 4 is fixed on transverse axis 8, and can be driven by balance 5, for characterizing the angle that pendulum mass rotates.
Described test macro, is characterized in that, angle measurement equipment 4 comprises angular transducer 16, dials bar 18, digital processing system 19, and angular transducer 16 and group bar 18 are assemblied on transverse axis 8, and the rotational angle of bar 18 dialled by angular transducer 16 for responding to; Digital processing system 19 passes through wire connection angle sensor 16, for the treatment of the rotational angle of angular transducer 16.
By the balance 5 of test macro and the apertures in alignment of explosion chamber 2, the explosive being equipped with detonator is positioned on the specimen mounting 3 at explosion chamber 2 center, connects detonating cord and initiator 1, detonate.
When after explosive detonation, Detonation Shock Wave promotes balance 5 and moves, and angular transducer 16 obtains the signal of the rotational angle dialling bar 18, reads balance rotational angle α by digital processing system.According to the angle [alpha] that balance rotates, by formula 2 and formula 4, calculate to impact after explosive detonation and involve explosion product and act on balance, the unit area response energy quantity and its unit area response momentum of balance response.
In the present embodiment, balance heavy 2.0kg, diameter 0.25m, pendulum length 1.0m.
Table 2 is after certain explosive charge, the unit area response energy quantity and its unit area response momentum test data of the balance response obtained.
Table 2 balance response energy and response momentum test data
* adopt t method of inspection, degree of confidence gets 95% (analytical chemistry, Wuhan University edits, the second edition in 1991, Higher Education Publishing House).
Six test result data there was no significant differences, relative standard deviation is less than 5%, and therefore, this test macro data reappearance is better.
Claims (3)
1. the response energy of a target and response momentum test macro, it is characterized in that, test macro comprises initiation system and Data collection and precessing system, and initiation system comprises explosion chamber (2), specimen mounting (3), initiator (1), explosion chamber (2) lateral opening hole, specimen mounting (3) is positioned at the center of explosion chamber, for fixing explosive sample, initiator (1) is connected with the detonator line on explosive sample, for detonating powder sample by wire; Data collection and precessing system comprises angle measurement equipment (4), balance (5), test swinging rack (6), axle bed (7), transverse axis (8), the transverse axis (8) of test swinging rack (6) is fixed by two root posts vertically placed, and column is fixed on axle bed (7), transverse axis (8) is placed horizontally on two root posts, balance (5) is fixed by two cycloids perpendicular to support (6), and just to explosion chamber (2) lateral aperture, angle measurement equipment (4) is fixed on transverse axis (8), and can be driven by balance (5), for characterizing the angle that pendulum mass 4 rotates.
2. test macro according to claim 1, is characterized in that, angle measurement equipment (4) comprises index dial (9), angle indicator (10), one-way clutch (11), and one-way clutch (11) can only rotate to a direction for controlling balance (5); Angle indicator (10) is assemblied on transverse axis (8), and rotate drive group bar (18) motion by balance (5) and rotate, when balance (5) falls after rise, angle indicator (10) is then motionless, coordinates the angle that index dial (9) rotates in order to indicate balance (5).
3. test macro according to claim 1, it is characterized in that, angle measurement equipment (4) comprises angular transducer (16), dial bar (18), digital processing system (19), angular transducer (16) and group bar (18) are assemblied on transverse axis (8), and angular transducer (16) dials the rotational angle of bar (18) for induction; Digital processing system (19) by wire connection angle sensor (16), for the treatment of the rotational angle of angular transducer (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411433.0A CN105043635A (en) | 2015-07-14 | 2015-07-14 | Response energy and response impulse testing system of target |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411433.0A CN105043635A (en) | 2015-07-14 | 2015-07-14 | Response energy and response impulse testing system of target |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105043635A true CN105043635A (en) | 2015-11-11 |
Family
ID=54450355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510411433.0A Pending CN105043635A (en) | 2015-07-14 | 2015-07-14 | Response energy and response impulse testing system of target |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105043635A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606267A (en) * | 2015-12-31 | 2016-05-25 | 中国船舶重工集团公司第七○二研究所 | Measuring device and method of explosive underwater explosion power |
| CN109085319A (en) * | 2018-08-28 | 2018-12-25 | 西安近代化学研究所 | A kind of impact breakdown type temperature and pressure explosive impact decomposition dispersion effect evaluation method |
| CN110068410A (en) * | 2019-05-05 | 2019-07-30 | 中国人民解放军国防科技大学 | Passive shock wave impulse measurement sensor based on momentum block |
| CN113091577A (en) * | 2021-04-14 | 2021-07-09 | 中国人民解放军国防科技大学 | Lever mark-remaining type device and method for measuring incident angle of explosion air shock wave |
| CN113390550A (en) * | 2021-06-01 | 2021-09-14 | 西安近代化学研究所 | Device and method for quantitatively testing work capacity of air explosion shock wave |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5046352A (en) * | 1990-01-10 | 1991-09-10 | The United States Of America As Represented By The Secretary Of The Army | Displacement cube calibrator device |
| CN1206453A (en) * | 1995-12-29 | 1999-01-27 | 约翰·L·多诺万 | Method and apparatus for containing and suppressing explosive |
| CN102519642A (en) * | 2011-11-25 | 2012-06-27 | 江苏大学 | Method and device for detecting pressure of laser shock wave |
| CN103412107A (en) * | 2013-05-24 | 2013-11-27 | 西安近代化学研究所 | Nonideal explosive work capacity measuring device |
| CN203587267U (en) * | 2013-11-12 | 2014-05-07 | 王斌 | Special pressure tank device for measuring explosive shock wave field intensity |
| CN104359607A (en) * | 2014-11-19 | 2015-02-18 | 西安近代化学研究所 | Device and method for testing power capability of composite explosives |
| CN104374506A (en) * | 2014-11-14 | 2015-02-25 | 西北工业大学 | Dangling type micro-impulse testing device and method |
| CN204373831U (en) * | 2015-02-03 | 2015-06-03 | 中国工程物理研究院总体工程研究所 | A kind of momentum proving installation |
-
2015
- 2015-07-14 CN CN201510411433.0A patent/CN105043635A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5046352A (en) * | 1990-01-10 | 1991-09-10 | The United States Of America As Represented By The Secretary Of The Army | Displacement cube calibrator device |
| CN1206453A (en) * | 1995-12-29 | 1999-01-27 | 约翰·L·多诺万 | Method and apparatus for containing and suppressing explosive |
| CN102519642A (en) * | 2011-11-25 | 2012-06-27 | 江苏大学 | Method and device for detecting pressure of laser shock wave |
| CN103412107A (en) * | 2013-05-24 | 2013-11-27 | 西安近代化学研究所 | Nonideal explosive work capacity measuring device |
| CN203587267U (en) * | 2013-11-12 | 2014-05-07 | 王斌 | Special pressure tank device for measuring explosive shock wave field intensity |
| CN104374506A (en) * | 2014-11-14 | 2015-02-25 | 西北工业大学 | Dangling type micro-impulse testing device and method |
| CN104359607A (en) * | 2014-11-19 | 2015-02-18 | 西安近代化学研究所 | Device and method for testing power capability of composite explosives |
| CN204373831U (en) * | 2015-02-03 | 2015-06-03 | 中国工程物理研究院总体工程研究所 | A kind of momentum proving installation |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606267A (en) * | 2015-12-31 | 2016-05-25 | 中国船舶重工集团公司第七○二研究所 | Measuring device and method of explosive underwater explosion power |
| CN105606267B (en) * | 2015-12-31 | 2018-06-12 | 中国船舶重工集团公司第七○二研究所 | The measuring device and method of explosive underwater explosion power |
| CN109085319A (en) * | 2018-08-28 | 2018-12-25 | 西安近代化学研究所 | A kind of impact breakdown type temperature and pressure explosive impact decomposition dispersion effect evaluation method |
| CN110068410A (en) * | 2019-05-05 | 2019-07-30 | 中国人民解放军国防科技大学 | Passive shock wave impulse measurement sensor based on momentum block |
| CN110068410B (en) * | 2019-05-05 | 2020-09-08 | 中国人民解放军国防科技大学 | Passive shock wave impulse measurement sensor based on momentum block |
| CN113091577A (en) * | 2021-04-14 | 2021-07-09 | 中国人民解放军国防科技大学 | Lever mark-remaining type device and method for measuring incident angle of explosion air shock wave |
| CN113091577B (en) * | 2021-04-14 | 2022-02-08 | 中国人民解放军国防科技大学 | Lever mark-remaining type device and method for measuring incident angle of explosion air shock wave |
| CN113390550A (en) * | 2021-06-01 | 2021-09-14 | 西安近代化学研究所 | Device and method for quantitatively testing work capacity of air explosion shock wave |
| CN113390550B (en) * | 2021-06-01 | 2022-12-13 | 西安近代化学研究所 | Device and method for quantitatively testing work capacity of air explosion shock wave |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105043635A (en) | Response energy and response impulse testing system of target | |
| CN102253083B (en) | Detonation performance test method for high-energy imploding explosive | |
| Chadli et al. | A new instrument for punch analysis in boxing | |
| CN105403358B (en) | Shock wave pressure sensor scene pick method | |
| SE8203983L (en) | PROCEDURE AND DEVICE FOR SAMPLING METHOD DATA FROM A CHEMICAL PROCESS | |
| CN103558118A (en) | Internal explosion experiment based test method for quantitative evaluation on thermobaric effect of thermobaric explosive | |
| CN205861714U (en) | A kind of detonation velocity meter and explosion velocity measure system | |
| CN105866464A (en) | System and method for fast measuring explosive velocity during deep hole blasting on site | |
| CN103558248A (en) | Internal explosion experiment based test method for quantitative evaluation on energy release of thermobaric explosive | |
| CN111103083A (en) | Underwater explosion centrifugal model test method for measuring relative energy of explosive | |
| US11378476B2 (en) | Instrumented spherical blast impulse recording device (ISBIRD) | |
| CN103900427A (en) | Device and method for testing delay time and detonation capacity of industrial detonators | |
| US3707699A (en) | Remote scoring system for bombing or rocket range | |
| CN113390550B (en) | Device and method for quantitatively testing work capacity of air explosion shock wave | |
| CN103453799A (en) | Real-time measurement method for quantity of shot bullets of small arm | |
| CN108519494A (en) | A kind of multistage laser method for surveying explosive charge acceleration and speed | |
| CN202057622U (en) | Explosive work capacity testing device | |
| CN105928809B (en) | Inner tube speed of expansion measuring device and measuring method when metal tube Explosion composite | |
| CN203163921U (en) | Apparatus for testing explosive working capacity | |
| CN105651960B (en) | The measurement apparatus and method of explosive underwater explosion brisance | |
| Iqbal et al. | Improving safety provisions of structural design of containment against external explosion | |
| CN211740466U (en) | Underwater explosion centrifugal test device for measuring relative energy of explosive | |
| CN106248732A (en) | A kind of explosive temperature subtracts measurement apparatus and the characterizing method of prestige degree | |
| CN105606650B (en) | Cylinder grain near-field energy distribution character test method | |
| CN213749700U (en) | Device for judging response power of energetic material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151111 |
|
| RJ01 | Rejection of invention patent application after publication |