CN102608158A - Critical temperature testing system of gunpowder and explosive thermal explosion - Google Patents
Critical temperature testing system of gunpowder and explosive thermal explosion Download PDFInfo
- Publication number
- CN102608158A CN102608158A CN2012100516779A CN201210051677A CN102608158A CN 102608158 A CN102608158 A CN 102608158A CN 2012100516779 A CN2012100516779 A CN 2012100516779A CN 201210051677 A CN201210051677 A CN 201210051677A CN 102608158 A CN102608158 A CN 102608158A
- Authority
- CN
- China
- Prior art keywords
- temperature
- heating
- bell
- test
- furnace body
- 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
Images
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention discloses a critical temperature testing system of gunpowder and explosive thermal explosion, comprising a temperature-rising heating unit, a reactor unit, an automatic sample feeding unit, a pressure detection unit and a computer, wherein the temperature-rising heating unit comprises a heat-conducting layer, a heat preservation layer, and a single-cavity heating furnace body containing three groups of heating layers and ceramic heat-isolating layers; and the temperature and the temperature-rising speed of the heating furnace body are controlled by the computer. The reactor unit comprises a testing furnace cover, a lifting basket, a sample tank and a pre-heating furnace cover; the automatic sample feeding unit comprises a furnace body bracket, two stepping motors, a pulley wheel and a steel wire rope; the air pressure detection unit comprises a pressure sensor; the pressure sensor is mounted in the sample tank through the testing furnace cover and is connected with the computer; and the computer is provided with a data acquisition card, an image display control piece and a data processing unit. When the critical temperature testing system is used, a gunpowder or explosive sample with the certain size is placed into a special explosion-proof furnace and the sample is heated at the equal temperature or temperature-rising condition, so as to detect the thermal explosion critical temperature when the sample is combusted or exploded.
Description
Technical field
The invention belongs to fiery explosive performance test ing field; Relate generally to a kind of fiery explosive thermal explosion critical parameters proving installation; Particularly a kind of fiery explosive thermal explosion critical temperature pilot system, this system adopts isolated operation mode, and the gunpowder or the explosive sample of certain size placed in the special-purpose explosion-proof stove; Under isothermal, non-isothermal condition,, measure the thermal explosion critical temperature that burning or explosion time take place sample to the sample heating.
Background technology
Thermal decomposition can both take place in the theory explosive of getting angry under any temperature, emit heat.The fire explosive can stand the effect of temperature loading, pressure load in production process or long storage process; The situation less for the powder column size or stack size is less; The heat that temperature loading, pressure load effect produce can in time distribute, thereby can not produce from heating and burning, crosses for the larger-size powder column of powder column or accumulation deposit amount; Then decompose heat release and can not in time conduct and make fiery explosive from heating and temperature raises, cause burning even blast.Fire explosive thermal explosion critical parameters are meant when fiery explosive is in normal pressure or pressure state that the parameter when under thermal stimulation effect, being in the blast critical conditions comprises thermal explosion critical temperature, lag phase, critical dimension and emergent pressure etc.Accurately obtain fiery explosive thermal explosion critical parameters and be to estimate the burning that fiery explosive do not meet accident or the key foundation of explosion accident in production process or ammunition storage process often.
Thermal explosion theory generates according to heat and scatters and disappears and set up thermal balance equation; Obtain the thermal explosion critical parameters through finding the solution PDE; But because the complicacy of pyrolysis, the thermal explosion critical parameters that the error that the thermal degradation activation energy of fiery explosive, coefficient of heat conductivity mensuration are introduced makes calculating obtain are undesirable.Experimental study lags behind theoretical research always.The existing parameter test device that obtains through the test of bursting point or ignition point is not because consider that scale effect and actual powder column deviation are bigger.And the device that is used to test powder column has following deficiency:
(1) there is certain environment temperature before powder column burning or the blast under isothermal or the temperature programme condition; The fiery explosive less for size or energy is on the low side; Sample that thermal discharge is less or the higher sample of thermal explosion critical temperature; The shortage of heat that decompose, burn, blast produces is so that significantly change takes place in environment temperature, and the data of traditional thermocouple temperature sensor judging characteristic reaction signal are difficult for gathering when promptly having temperature disturbance, can't obtain the thermal explosion critical temperature.
(2) temperature-controlled precision of at present domestic constant temperature blast stove tester is all at ± 5 ℃; Temperature-measuring range is at 0～200 ℃, and body of heater adopts controllable silicon mode temperature control, and is the single-point temperature control; Can not satisfy warm field uniformity, stability requirement, the accuracy of the influence of fluctuations thermal explosion critical parameters of temperature field.
(3) artificial sample introduction, personal safety is on the hazard when carrying out the experiment of large scale sample under the high temperature.
Summary of the invention
The objective of the invention is to; A kind of fiery explosive thermal explosion critical temperature pilot system is provided; This system adopts the isolated operation mode that fiery explosive is carried out the thermal safety evaluation, and the gunpowder or the explosive sample that are about to certain size place sample cell, put into body of heater; Under isothermal or intensification condition,, measure the thermal explosion critical temperature that burning or explosion time take place sample to the sample heating.
In order to realize above-mentioned task, the present invention takes following technical solution to be achieved:
A kind of fiery explosive thermal explosion critical temperature pilot system is characterized in that, comprises intensification heating unit, reactor unit, auto injection unit, pressure sensing cell and computing machine;
Said intensification heating unit comprises single chamber heating furnace body of thermal conductance layer, heat-insulation layer, 3 groups of zones of heating and ceramic thermal barrier layer; Preheating bell and test bell are arranged on the heating furnace body; The temperature sensor that links to each other with said computing machine is equipped with on furnace chamber bottom, middle part, top respectively, and the temperature and the heating rate of heating furnace body receive computer control.
Reactor unit comprises test bell, hand basket, sample cell, preheating bell, four pin suspension brackets; Sample cell places in the hand basket, and hand basket is connected with test constant temperature bell.
Said auto injection unit comprises furnace body support, stepper motor, pulley; Wire rope; Wherein, the furnace body support two ends are equipped with low trestle and L type support, and two motors are installed in the furnace body support both sides respectively; Wherein a motor drives the reactor unit test bell that is connected with wire rope through one group of fixed pulley that is installed on the L type support, and an other motor drives the preheating bell of the reactor unit that is connected with wire rope through one group of fixed pulley that is installed on the low trestle;
Said gaseous tension detecting unit contains pressure transducer, and pressure transducer is installed in the sample cell through the experiment bell, and links to each other with computing machine.
Said computing machine is equipped with data collecting card, graphic presentation control and data processing unit, and data processing unit comprises data acquisition module, data memory module, graphical module, data analysis module and system management module.Pressure-time array that data acquisition module obtains temperature thermocouple output in real time through data collecting card temperature-time array and pressure transducer are exported also is deposited in the data memory module; Graphical module is called data and the graphic presentation control in the data memory module, and temperature-time array and pressure-time array are changed into the time dependent relation curve of gas flow under the test temperature; The test parameters that system management module is imported according to manual work is controlled the temperature and the heating rate of said calandria, accomplishes user management and printout simultaneously.
The beneficial effect of fiery explosive thermal explosion critical temperature pilot system of the present invention is embodied in:
1, there is certain environment temperature before powder column burning or the blast under isothermal or the temperature programme condition; The fiery explosive less for size or energy is on the low side; Sample that thermal discharge is less or the higher sample of thermal explosion critical temperature; The shortage of heat that decompose, burn, blast produces is so that significantly change takes place in environment temperature, and the data of traditional thermocouple temperature sensor judging characteristic reaction signal are difficult for gathering when promptly having temperature disturbance, and the thermal explosion critical temperature of acquisition is inaccurate.With system pressure as burning or the characteristic signal parameter during thermal explosion; Through the pressure transducer of installing in the body of heater inner sample pond; Detect powder column and receive characteristic signal parameter hop in the thermal process, the critical conditions of burning or blast is changeed in the identification thermal decomposition, obtains critical parameters.
2, sample cell is the semi-hermetic aluminum pond that has the bakelite plug, and sample is placed in one, and pressure transducer is installed in the middle of pool wall and the sample, is convenient to current signature detection.
3, employing preheating bell separates with the test bell and is connected incorporate design by Electric Machine Control up-down, hand basket with the experiment bell; Accomplish auto injection through computer control; Realized the isolation of heating unit and computing machine; Guarantee operating personnel's personal safety, can carry out high-energy, large-sized fiery explosive THERMAL STABILITY.
4, the temperature-controlled precision of at present domestic tester is all at ± 3 ℃, and temperature-measuring range is at 20～200 ℃.This unit furnace body is provided with many group heating wire; And, realize the multiple spot temperature control respectively at the temperature sensors of high precision connection that install on bottom of furnace body, middle part, top, improve warm field uniformity and stability; Temperature-controlled precision can reach ± and 0.5 ℃, temperature-measuring range is wide at 20 ℃～400 ℃.Temperature control method adopts advanced PID temperature control algorithm, and the neural network of self learning system is arranged, and is efficient, accurate.
5, not only obtain critical temperature, can obtain simultaneously the pressure peak of burning of different size powder column or explosion time, for fiery explosive process equipment development and safe precaution measure formulation provide foundation
Description of drawings
Fig. 1 is a critical temperature test system architecture synoptic diagram of the present invention;
Fig. 2 is a reactor unit structural representation shown in Figure 1;
Fig. 3 is the cut-open view of bell shown in Figure 1;
Fig. 4 is hand basket support shown in Figure 2 and hand basket connected mode synoptic diagram
Mark among the figure is represented respectively: 1, low trestle, 2, the low trestle fixed pulley, 3, the low trestle wire rope, 4, L type support front end fixed pulley, 5, L type support wire rope, 6, L type support; 7, L type support fixed pulley, 8, bell, 9, lower floor's temperature sensor mounting hole, 10, the upper strata temperature sensor, 11, go up zone of heating, 12, the middle level temperature sensor; 13, middle zone of heating, 14, lower floor's temperature sensor, 15, furnace body support, 16, the test stepper motor, 17, the thermal conductance layer, 18, zone of heating down; 19, asbestos heat-insulation layer, 20, ceramic thermal barrier layer, 21, housing, 22, the preheating stepper motor, 23, rotating shaft, 24, the preheating bell; 25, preheating bell heat-insulation layer, 26, the test bell, 27, test bell heat-insulation layer, 28, screw hole, 29, the hand basket support, 30, the chassis edge through hole; 31, screw, 32, clothes-hook, 33, hand basket, 34, sample cell, 35, sample; 36, pressure transducer, 37, sample cell lid, 38, sample cell lid hole, 39, L type slot, 40, the chassis through hole; 41, test bell heat-insulation layer through hole, 42, test bell through hole, 43, four pin suspension brackets, 44, upper strata temperature sensor mounting hole, 45, middle level temperature sensor mounting hole.
Below in conjunction with accompanying drawing and embodiment the present invention is made further detailed description.
Embodiment
Referring to Fig. 1～Fig. 4, fiery explosive thermal explosion critical temperature pilot system of the present invention comprises intensification heating unit, reactor unit, auto injection unit, pressure sensing cell and computing machine.
The intensification heating unit comprises the single chamber heating furnace body that has thermal conductance layer 17, three groups of zones of heating (go up zone of heating 11, middle zone of heating 13, zone of heating 18) down, asbestos heat-insulation layer 19, ceramic thermal barrier layer 20, and independent heater strip is arranged in each zone of heating; The upper strata temperature sensor 10 that links to each other with said computing machine is equipped with on furnace chamber bottom, middle part, top respectively; Middle level temperature sensor 12; Lower floor's temperature sensor 14, there are solid-state relay and temperature controller in the heating furnace body outside, and the outermost layer of heating furnace body is a housing 21; Be stamped bell 8 and preheating bell 24 on it, preheating bell 24 through rotating shaft 23 be fixed on the bell 8.The temperature and the heating rate of heating furnace body receive computer control.Wherein:
The zone of heating periphery is surrounded by asbestos heat-insulation layer 19, and asbestos heat-insulation layer 19 peripheries are ceramic thermal barrier layer 20 (adopting 99 potteries); Ceramic thermal barrier layer 20 peripheries are housing 21, are explosion-proof layer, and this explosion-proof layer adopts 304 thick stainless steels of 8mm.Be stamped bell 8 on housing 21 tops with material.Wherein, establish the temperature sensor mounting hole 44 on upper strata on the bell 8, middle level temperature sensor mounting hole 45, lower floor's temperature sensor mounting hole 9 (being horizontal through hole).Upper strata temperature sensor 10, middle level temperature sensor 12, lower floor's temperature sensor 14 are respectively through upper strata temperature sensor mounting hole 44, middle level temperature sensor mounting hole 45, lower floor's temperature sensor mounting hole 9; Correspondingly be installed on top, middle part and the place, furnace wall, bottom of furnace chamber, 3 temperature sensors adopt the signal shielding line to be connected with temperature controller.Temperature sensor adopts RTD, and model is Pt100, four-wire system.
Preheating bell 24 is arranged on the bell 8, and this preheating bell 24 is fixed on the bell 8 through rotating shaft 23.In the present embodiment, preheating bell 24 adopts the stainless steel of 6mm to process the preheating bell heat-insulation layer 25 of embedded asbestos material.
Reactor unit comprises test bell 26, hand basket support 29, hand basket 33, sample cell 34, sample cell lid 37, sample 35, four pin suspension brackets 43.Test bell 26 adopts the stainless steel of 8mm to process, and is the integral structure that is made up of test bell outer and trial furnace cover core body, and trial furnace cover core body diameter is Φ 90mm, can embed in the furnace chamber during sample introduction.Test bell 26 is in that radially the 10mm place has the manhole of 1 Φ 2.5mm apart from the center; This manhole is test bell through hole 42; Be used for through pressure transducer 36; Test bell 26 embedded test bell heat-insulation layers 27 (be the asbestos material), test bell heat-insulation layer 27 is in that 10mm place has 1 Φ 2.5mm manhole (being to test bell heat-insulation layer through hole 41) apart from the center along its radial direction.Test bell 26 centers are welded with stainless four pin suspension brackets 43, and its top is connected with L type support wire rope 5.Edge, trial furnace cover core body lower surface is provided with 4 M4 screw holes 28.Hand basket support 29 is processed by heat-resistant adhesive timber; The integral structure of forming by hand basket support chassis and hand basket support ring-type core body; Hand basket support 29 chassis edges are 4 chassis edge through holes 30 of distribution evenly, 4 clothes-hooks 32 that have been threaded on the hand basket support endless core scapus face circumference.Screw 31 passes chassis edge through hole 30 and screw hole 28 immovable fitting, and hand basket support 29 is fixedly connected with test bell 26.The hand basket support chassis of hand basket support 29 is in that the 10mm place has the manhole (for chassis through hole 40) of 1 Φ 2.5mm apart from the center along its radial direction.Above-mentioned test bell through hole 42, test bell heat-insulation layer through hole 41 and chassis through hole 40,3 holes vertically connect, and are used for through pressure transducer 36.There is the L type slot 39 of 4 correspondences hand basket 33 upper ends, and L type slot 39 passes clothes-hook 32 back rotations, can hand basket 33 be connected with hand basket support 29.Hand basket 33 is processed for heat-resistant adhesive timber, is of a size of Φ 90mm * 85mm.Sample cell 34 is contained in the hand basket 33; Sample cell 22 is the semitight sample cell; Be used to place sample 35, sample cell 22 adopts the good aluminium alloy of thermal conductivity to be processed into circular cylindrical cavity, is stamped aluminium alloy system sample cell lid 37 on the sample cell 22; Sample cell lid 37 is used for through pressure transducer 36 in that radially the 10mm place has 1 Φ 2.5mm circular sample Chi Gai hole 38 apart from the center.
The auto injection unit comprises low trestle 1, L type support 6, furnace body support 15, two stepper motors (16,22), pulley (2,4,7, its middle pulley 4 is a group with pulley 7, and pulley 2 is positioned at low trestle 1 top), wire rope (3,5).
Wherein, furnace body support 15 is the thick irony casing of 5mm, and casing is of a size of 600mm * 500mm * 400mm.
The material of low trestle 1 and L type support 6 is stainless steel, is welded to connect with casing respectively.Two stepper motors (16,22) are installed in furnace body support 15 both sides respectively.Wherein, L type support 6 includes vertical section and horizontal segment for falling " L " type, and its horizontal segment two ends are equipped with L type support fixed pulley 7 and L type support front end fixed pulley 4 respectively.
Said gaseous tension detecting unit contains pressure transducer 36; In the present embodiment; Pressure transducer 36 is selected for use and is silicon resistance pressure type (Shenzhen China day observing and controlling HTP-6 of company limited); Through test bell through hole 42, test bell heat-insulation layer through hole 41, chassis through hole 40, sample cell lid hole 38, be installed in the sample cell 34, output terminal links to each other with computing machine through pressure unit, data collecting card.
Computing machine 8 is equipped with data acquisition equipment (XSLE series) gathers the temperature-time data of various environmental parameters, temperature sensor output and the pressure-time data of pressure transducer output etc. in real time.Temperature controller (WEST 4100) is controlled the temperature and the heating process of heating furnace.Computer software partly comprises: the real time data acquisition module, be responsible for gathering in real time each association; Data memory module is responsible for the storage and the management of real-time image data; The environmental change curve that graphical data display module, real-time exhibition collect, temperature-time changing curve, pressure-time changing curve etc.; Data analysis and processing module; Be responsible for temperature-time data and pressure-time data are changed into the time dependent relation curve of gas flow under the test temperature; And each item work of treatment of experimentizing, each item character of laboratory sample is provided analysis result, report output work; Temperature control modules according to requirement of experiment, is controlled the temperature of heating furnace, guarantees constant temperature, the intensification requirement of oath to temperature; System management module is accomplished the setting and the management work of user management and system's parameters.
Following enumeration thermal explosion critical temperature of the present invention experimental system method of application:
(1) opens instrument power source, open computing machine.Open " the thermal explosion critical temperature experimental system " application program on the desktop; Temperature, the force value of inspection software records, it is normal to confirm that instrument connects.
(2) get into the blast tower, testing sample is packed into test in the sample cell of bell, leave the blast tower, close explosion door.
(3), close the preheating bell through software operation.Furnace temp T is set
0, relevant parameter such as pressure transducer acquired signal time.Open the heating furnace switch, begin heating.
(4) stove to be heated is constant to design temperature, through software operation, rises the preheating bell, falls the test bell that is equipped with sample.
(5) change in time from software observes heating furnace internal pressure.
(6) if not detecting hot furnace pressure in the 10h changes in time, stop test.Close heating power supply, reduce to room temperature naturally after, rise the test bell;
(7) get into the blast tower, new testing sample is packed into test in the bell reacting sample cell, leave the blast tower, close explosion door.
(8) furnace temp T is set
0+ Δ T
i, open the heating furnace switch, begin heating.Stove to be heated is constant to design temperature, through software operation, rises the preheating bell, falls the test bell that sample is housed, and covers on heating furnace.
(9) change in time through software observes heating furnace internal pressure, if detect pressure discontinuity in the 10h, show burning or blast have taken place that so obtain the pressure discontinuity time corresponding under this environment temperature, this time is the thermal explosion marginal time.
(10) close heating power supply, reduce to room temperature naturally after, rise the test bell; Change environment temperature; Repeating step (7)～step (9), minimum environment temperature that obtains powder column generation thermal explosion and the high ambient temperature that thermal explosion does not take place, the mean value of the two is as the thermal explosion critical temperature.
Claims (3)
1. a fiery explosive thermal explosion critical temperature pilot system is characterized in that, comprises intensification heating unit, auto injection unit, gaseous tension detecting unit and computing machine;
Said intensification heating unit comprises single chamber heating furnace body of thermal conductance layer, heat-insulation layer, 3 groups of zones of heating and ceramic thermal barrier layer; Preheating bell and test bell are arranged on the heating furnace body; The temperature sensor that links to each other with said computing machine is equipped with on furnace chamber bottom, middle part, top respectively, and the temperature and the heating rate of heating furnace body receive computer control;
Reactor unit comprises the test bell, hand basket, sample cell, preheating bell, four pin suspension brackets; Sample cell places in the hand basket, and hand basket is connected with test constant temperature bell;
Said auto injection unit comprises furnace body support, two stepper motors, pulley; Wire rope; Wherein, the furnace body support two ends are equipped with low trestle and L type support, and two stepper motors are installed in the furnace body support both sides respectively; Wherein a stepper motor drives the test bell that is connected with wire rope through one group of fixed pulley that is installed on the L type support, and an other motor drives the preheating bell that is connected with wire rope through one group of fixed pulley that is installed on the low trestle;
Said gaseous tension detecting unit contains pressure transducer, and this pressure transducer is installed in the sample cell through the test bell, and links to each other with computing machine;
Said computing machine is equipped with data collecting card, graphic presentation control and data processing unit, and data processing unit comprises data acquisition module, data memory module, graphical module, data analysis module and system management module; Wherein, pressure-time array of exporting of data acquisition module temperature-time array of obtaining temperature thermocouple output through data collecting card in real time and pressure transducer and being deposited in the data memory module; Graphical module is called data and the graphic presentation control in the data memory module, and temperature-time array and pressure-time array are changed into the time dependent relation curve of gas flow under the test temperature; The test parameters that system management module is imported according to manual work is controlled the temperature and the heating rate of said calandria, accomplishes user management and printout simultaneously.
2. fiery explosive thermal explosion critical temperature pilot system as claimed in claim 1 is characterized in that described pressure transducer is chosen as silicon resistance pressure type sensor.
3. fiery explosive thermal explosion critical temperature pilot system as claimed in claim 1 is characterized in that, described temperature sensor adopts RTD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210051677 CN102608158B (en) | 2012-03-01 | 2012-03-01 | Critical temperature testing system of gunpowder and explosive thermal explosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210051677 CN102608158B (en) | 2012-03-01 | 2012-03-01 | Critical temperature testing system of gunpowder and explosive thermal explosion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102608158A true CN102608158A (en) | 2012-07-25 |
| CN102608158B CN102608158B (en) | 2013-11-06 |
Family
ID=46525706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210051677 Expired - Fee Related CN102608158B (en) | 2012-03-01 | 2012-03-01 | Critical temperature testing system of gunpowder and explosive thermal explosion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102608158B (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998048A (en) * | 2012-11-15 | 2013-03-27 | 西安近代化学研究所 | Compensated pressure measuring system for explosives and powders decomposition gas |
| CN103558118A (en) * | 2013-10-11 | 2014-02-05 | 西安近代化学研究所 | Internal explosion experiment based test method for quantitative evaluation on thermobaric effect of thermobaric explosive |
| CN104458805A (en) * | 2014-12-18 | 2015-03-25 | 广西大学 | Pulverized coal suspension combustion characteristic trial furnace for cement kiln |
| CN104913636A (en) * | 2015-06-04 | 2015-09-16 | 西安近代化学研究所 | Fixing device for heating wire for anti-explosion heating furnace |
| CN104949587A (en) * | 2015-06-04 | 2015-09-30 | 西安近代化学研究所 | Heating device for low-speed cookoff of insensitive explosives |
| CN105588854A (en) * | 2016-02-26 | 2016-05-18 | 中国计量学院 | Quick temperature scanning screening calorimeter |
| CN106324033A (en) * | 2016-08-16 | 2017-01-11 | 西安近代化学研究所 | Visualized explosive cooking-off and gas product analysis device |
| CN106896137A (en) * | 2017-03-27 | 2017-06-27 | 南京理工大学 | A kind of experimental rig for measuring commercial explosive self-sustaining burning critical pressure |
| CN107449330A (en) * | 2017-08-31 | 2017-12-08 | 北京航天长征飞行器研究所 | A kind of low rapid wear bakes experimental rig and method slowly |
| CN108362731A (en) * | 2018-01-17 | 2018-08-03 | 山东大学 | Microwave calorimetry apparatus for measuring absorbing material fuel factor and method |
| CN110456021A (en) * | 2019-08-13 | 2019-11-15 | 西安近代化学研究所 | A kind of safety-type explosive wastewater performance parameter on-Line Monitor Device |
| CN110940692A (en) * | 2019-11-29 | 2020-03-31 | 西安近代化学研究所 | Device and method for testing thermal runaway critical parameters of medium-size reaction materials |
| CN112098460A (en) * | 2020-08-25 | 2020-12-18 | 中国人民解放军32181部队 | Coupling burning method based on special burning device for propellant powder grains |
| CN112147174A (en) * | 2020-08-24 | 2020-12-29 | 西安近代化学研究所 | Sample pool for testing vacuum stability of explosives and powders |
| CN112730514A (en) * | 2020-12-16 | 2021-04-30 | 湖北航天化学技术研究所 | Method for estimating critical lag phase of thermal explosion of large-size explosives and powders |
| CN114166080A (en) * | 2021-12-03 | 2022-03-11 | 内蒙航天动力机械测试所 | Slow-baking test equipment and method for miniature initiating explosive device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57141541A (en) * | 1981-02-25 | 1982-09-01 | Kawasaki Steel Corp | Measuring apparatus for explosion limit of blast furnace gas |
| JPH08145921A (en) * | 1994-11-18 | 1996-06-07 | Lion Corp | Measuring equipment of flammability limits |
| WO2005088286A2 (en) * | 2004-03-14 | 2005-09-22 | Gideon Ganot | Universal explosive material detector |
| CN102331441A (en) * | 2011-05-27 | 2012-01-25 | 西安近代化学研究所 | Automatic bursting point test instrument |
-
2012
- 2012-03-01 CN CN 201210051677 patent/CN102608158B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57141541A (en) * | 1981-02-25 | 1982-09-01 | Kawasaki Steel Corp | Measuring apparatus for explosion limit of blast furnace gas |
| JPH08145921A (en) * | 1994-11-18 | 1996-06-07 | Lion Corp | Measuring equipment of flammability limits |
| WO2005088286A2 (en) * | 2004-03-14 | 2005-09-22 | Gideon Ganot | Universal explosive material detector |
| CN102331441A (en) * | 2011-05-27 | 2012-01-25 | 西安近代化学研究所 | Automatic bursting point test instrument |
Non-Patent Citations (1)
| Title |
|---|
| 陈文 等: "某新型炸药冲击起爆试验与临界起爆特性研究", 《火工品》 * |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998048A (en) * | 2012-11-15 | 2013-03-27 | 西安近代化学研究所 | Compensated pressure measuring system for explosives and powders decomposition gas |
| CN102998048B (en) * | 2012-11-15 | 2014-07-16 | 西安近代化学研究所 | Compensated pressure measuring system for explosives and powders decomposition gas |
| CN103558118A (en) * | 2013-10-11 | 2014-02-05 | 西安近代化学研究所 | Internal explosion experiment based test method for quantitative evaluation on thermobaric effect of thermobaric explosive |
| CN103558118B (en) * | 2013-10-11 | 2015-08-12 | 西安近代化学研究所 | Based on the method for testing of the temperature and pressure explosive temperature and pressure effect quantitative evaluation of implode test |
| CN104458805A (en) * | 2014-12-18 | 2015-03-25 | 广西大学 | Pulverized coal suspension combustion characteristic trial furnace for cement kiln |
| CN104458805B (en) * | 2014-12-18 | 2017-01-18 | 广西大学 | Pulverized coal suspension combustion characteristic trial furnace for cement kiln |
| CN104913636A (en) * | 2015-06-04 | 2015-09-16 | 西安近代化学研究所 | Fixing device for heating wire for anti-explosion heating furnace |
| CN104949587A (en) * | 2015-06-04 | 2015-09-30 | 西安近代化学研究所 | Heating device for low-speed cookoff of insensitive explosives |
| CN104949587B (en) * | 2015-06-04 | 2016-08-17 | 西安近代化学研究所 | A kind of insensitive explosives slow cook-off heater |
| CN104913636B (en) * | 2015-06-04 | 2017-03-08 | 西安近代化学研究所 | A kind of antiknock heating furnace heating wire fixing device |
| CN105588854A (en) * | 2016-02-26 | 2016-05-18 | 中国计量学院 | Quick temperature scanning screening calorimeter |
| CN106324033A (en) * | 2016-08-16 | 2017-01-11 | 西安近代化学研究所 | Visualized explosive cooking-off and gas product analysis device |
| CN106896137A (en) * | 2017-03-27 | 2017-06-27 | 南京理工大学 | A kind of experimental rig for measuring commercial explosive self-sustaining burning critical pressure |
| CN107449330A (en) * | 2017-08-31 | 2017-12-08 | 北京航天长征飞行器研究所 | A kind of low rapid wear bakes experimental rig and method slowly |
| CN107449330B (en) * | 2017-08-31 | 2020-05-12 | 北京航天长征飞行器研究所 | Low-vulnerability slow-baking test device and method |
| CN108362731A (en) * | 2018-01-17 | 2018-08-03 | 山东大学 | Microwave calorimetry apparatus for measuring absorbing material fuel factor and method |
| CN110456021A (en) * | 2019-08-13 | 2019-11-15 | 西安近代化学研究所 | A kind of safety-type explosive wastewater performance parameter on-Line Monitor Device |
| CN110940692A (en) * | 2019-11-29 | 2020-03-31 | 西安近代化学研究所 | Device and method for testing thermal runaway critical parameters of medium-size reaction materials |
| CN112147174A (en) * | 2020-08-24 | 2020-12-29 | 西安近代化学研究所 | Sample pool for testing vacuum stability of explosives and powders |
| CN112147174B (en) * | 2020-08-24 | 2023-08-11 | 西安近代化学研究所 | Sample cell for testing vacuum stability of explosives and powders |
| CN112098460A (en) * | 2020-08-25 | 2020-12-18 | 中国人民解放军32181部队 | Coupling burning method based on special burning device for propellant powder grains |
| CN112098460B (en) * | 2020-08-25 | 2021-09-17 | 中国人民解放军32181部队 | Coupling burning method based on special burning device for propellant powder grains |
| CN112730514A (en) * | 2020-12-16 | 2021-04-30 | 湖北航天化学技术研究所 | Method for estimating critical lag phase of thermal explosion of large-size explosives and powders |
| CN114166080A (en) * | 2021-12-03 | 2022-03-11 | 内蒙航天动力机械测试所 | Slow-baking test equipment and method for miniature initiating explosive device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102608158B (en) | 2013-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102608158B (en) | Critical temperature testing system of gunpowder and explosive thermal explosion | |
| CN102608160B (en) | Testing system for critical pressure during thermal explosion of explosives | |
| CN103353463B (en) | A kind of energetic material thermostability and thermal safety test unit and method | |
| CN102331441B (en) | Automatic bursting point test instrument | |
| CN102042994A (en) | Temperature test device for ignition point of explosive | |
| CN208443807U (en) | A kind of fireproof coating fire resistance detector | |
| CN107421987B (en) | Device and method for measuring low-temperature oxidation heat generation rate of coal | |
| CN104502000A (en) | Shallow-type micro temperature calibration furnace and calibration method | |
| CN205333434U (en) | Test instrument is extended to cable insulation cover heat | |
| CN101871901A (en) | System and method for detecting thermal protection performance of bunker clothing | |
| CN102519833A (en) | Complete immersion type online vacuum stability tester | |
| CN201607417U (en) | Unit for measuring ignition temperature of gunpowder | |
| CN106290463A (en) | The device of adiabatic calorimetry measurement is carried out under High Temperature High Pressure | |
| CN106442622B (en) | Rotary slow-baking safety test device | |
| CN104155339A (en) | Experimental platform for melt dripping and ignition of vertically-fixed thermoplastic material | |
| CN103868357B (en) | A kind of sheet coupon fatigue test heating furnace | |
| CN208721269U (en) | A kind of temperature measuring device | |
| CN106404824A (en) | Solid spontaneous ignition point tester | |
| CN206292194U (en) | A kind of solid self-ignition point test instrument | |
| CN102520085A (en) | Online vacuum stability test reactor | |
| CN102361520A (en) | Temperature control feedback electric heating plate | |
| CN208109739U (en) | The micro full-automatic analyzer of close flash point | |
| CN205484155U (en) | Pressor gaseous explosion limit that can heat up surveys device | |
| CN103604830A (en) | Closed automatic flash point test system | |
| CN204203144U (en) | Vertically fixing molten thermoplastic material drips the experiment porch that ignites |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 |