CN107941655A - The gel simulants formula and preparation method of rocket engine hydrazine gel propellant - Google Patents
The gel simulants formula and preparation method of rocket engine hydrazine gel propellant Download PDFInfo
- Publication number
- CN107941655A CN107941655A CN201711106407.2A CN201711106407A CN107941655A CN 107941655 A CN107941655 A CN 107941655A CN 201711106407 A CN201711106407 A CN 201711106407A CN 107941655 A CN107941655 A CN 107941655A
- Authority
- CN
- China
- Prior art keywords
- gel
- simulated solution
- gelling agent
- simulants
- viscosity modifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0052—Preparation of gels
- B01J13/0056—Preparation of gels containing inorganic material and water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0052—Preparation of gels
- B01J13/0065—Preparation of gels containing an organic phase
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N2011/0006—Calibrating, controlling or cleaning viscometers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The present invention relates to a kind of gel simulants formula of rocket engine hydrazine gel propellant and preparation method thereof, formula includes simulated solution matrix, gelling agent and viscosity modifier, simulated solution matrix is water, alcohol or water and the mixture of alcohol, and simulated solution substrate quality concentration range is 90~99%；Gelling agent is hydroaropic substance, select hydrophilic nano silica, Carmomer, agar, gelatin, cyclodextrine derivatives and nano HA/PVA it is composite porous in one kind, gelling agent mass concentration scope is 0.1~5%；Viscosity modifier is hydroaropic substance, selects one kind in hydroxyethyl cellulose, carboxymethyl cellulose, and viscosity modifier mass concentration scope is 0.1~5%.Gel simulants are prepared by multistep complex technique under certain condition in simulated solution matrix, gelling agent and viscosity modifier.The present invention solves the problem of existing gel viscosity meter field calibration device research process, hydrazine gel propellant produces considerable influence to the safety and health of scientific research personnel.
Description
Technical field
The present invention relates to the preparation of the gel simulants formula and gel simulants of a kind of rocket engine hydrazine gelling agent
Method.
Background technology
Gel propellant has the advantages of liquid propellant and solid propellant concurrently, thus since nearly half a century both at home and abroad all
Making great efforts to develop this new concept propulsion agent, and thus developing advanced colloid Push Technology (gel propulsion), i.e. " spirit
Ingeniously " Push Technology (smart propulsion).The U.S. has successfully carried out ground experiment and the flight of colloid Push Technology
Experiment.The gel propellant that China is applied to Space radiation at present is mainly hydrazine gel propellant, as DT-3 gels push away
Into agent.There are the gel propellant of hydrazine -70, UDMH gel propellants etc. in research.
Gel propellant viscosity data is a very important parameter, and gel propellant is promoted different from conventional liq
The factors such as agent, rheological behavior is stressed, environment temperature, vibration influence, while rheological behavior also significantly affects atomization
Pattern, using standard viscosity liquid metrology and measurement research and data analysis, it is possible to achieve the field calibration of in-line viscometer, fills
Divide systematic error caused by eliminating site environment change, improve in-line viscometer measurement accuracy, accurately, objectively reflect attitude control
The performance indicator of engine, significantly improves the parameter measurement level of gel propellant, is provided for its flow behavior comprehensive, solid
Performance data.Therefore one during accurate viscosity data is just developed as gel propellant under different temperatures experimental condition is obtained
Important research content.
There are the problems such as toxicity big (high poison I~II grade) and inflammable and explosive, environmental pollution for hydrazine gel propellant.But
, it is necessary to carry out viscosity school to a large amount of gel propellant media in the research of liquid-propellant rocket engine gel viscosity meter field calibration device
Quasi- experiment, if will be to safe and environment-friendly and healthy generation considerable influence using existing hydrazine gel propellant.Therefore, develop and make
With hydrazine gel propellant simulated solution, gel viscosity meter field calibration device is studied and application plays an important roll.
The content of the invention
In order to overcome existing gel viscosity meter field calibration device research process, hydrazine gel propellant is to scientific research personnel
Safety and health the problem of producing considerable influence, the present invention provides a kind of gel mold of rocket engine hydrazine gel propellant
Intend formula of liquid and preparation method.
The technical solution of the present invention is as follows：
The gel simulants formula of rocket engine hydrazine gel propellant of the present invention, it is characterized in that：
Including simulated solution matrix, gelling agent and viscosity modifier；
The simulated solution matrix for water, alcohol or water and alcohol mixture, simulated solution substrate quality concentration range for 90~
99%；
The gelling agent is hydroaropic substance, selects hydrophilic nano silica, Carmomer, agar, gelatin, cyclodextrin
One kind during derivative, nano HA/PVA are composite porous, gelling agent mass concentration scope are 0.1~5%；
The viscosity modifier is hydroaropic substance, selects one kind in hydroxyethyl cellulose, carboxymethyl cellulose, viscosity
Conditioning agent mass concentration scope is 0.1~5%.
Further, in order to play the role of preferable viscosity-adjusting agent, the viscosity modifier is hydroxyethyl cellulose, hydroxyl second
The molecular weight of base cellulose is 10,000~400,000.
Meanwhile the present invention provides the gel simulants formula system using above-mentioned rocket engine hydrazine gel propellant
The method of standby gel simulants, it is characterized in that, comprises the following steps：
1) under room temperature, normal pressure, in gel simulants matrix being slowly added to gelling agent is disperseed, and is stirred when disperseing；
2) after gelling agent is disperseed completely, continue to stir certain time, make to produce between gelling agent and simulated solution substrate molecule
Key key interacts, so as to erect network gel skeleton；
3) viscosity modifier is added, is disperseed while stirring, stirring certain time is further continued for after disperseing completely, simulates gel
Liquid compound system state reaches stable, and gel skeleton is further firm, and viscosity reaches stable.
Further, gelling agent jitter time in simulated solution matrix is 0.5~2h, and viscosity modifier is in simulated solution matrix
Middle jitter time is 0.5~2h, and three kinds of material recombination process mixings time are 5h, and gelling agent is real with simulated solution matrix recombination process
Row constant speed stirs, and stir speed (S.S.) is 200~600r/min, and viscosity modifier is carried out constant speed with simulated solution matrix recombination process and stirred
Mix, stir speed (S.S.) is 200~800r/min.
Matched somebody with somebody present invention also offers another using the gel simulants of above-mentioned rocket engine hydrazine gel propellant
The method that side prepares gel simulants, it is characterized in that, comprises the following steps：
1) under room temperature, normal pressure, in gel simulants matrix being slowly added to viscosity modifier is disperseed, and is stirred when disperseing
Mix；
2) after viscosity modifier disperses completely, continue to stir certain time, make viscosity modifier and simulated solution substrate molecule
Between produce the interaction of key key, so as to erect network gel skeleton；
3) gelling agent is added, is disperseed while stirring, stirring certain time is further continued for after disperseing completely, answers gel simulants
Close system status and reach stable, gel skeleton is further firm, and viscosity reaches stable.
Further, gelling agent jitter time in simulated solution matrix is 0.5~2h, and viscosity modifier is in simulated solution matrix
Middle jitter time is 0.5~2h, and three kinds of material recombination process mixings time are 5h, and gelling agent is real with simulated solution matrix recombination process
Row constant speed stirs, and stir speed (S.S.) is 200~600r/min, and viscosity modifier is carried out constant speed with simulated solution matrix recombination process and stirred
Mix, stir speed (S.S.) is 200~800r/min.
Compared with prior art, the present invention beneficial effect is：
1st, the present invention provides a kind of gel propellant simulation formula of liquid and preparation method thereof, according to the formula and preparation side
Simulated solution prepared by method can substitute hydrazine gel propellant, can be securely and reliably live school is carried out to gel viscosity meter
Standard, obtains transmission of quantity value, solves existing gel viscosity meter field calibration device research process hydrazine gel propellant to section
The problem of grinding the safety and health generation considerable influence of personnel.
2nd, the present invention is the calibration of the viscosity measurement of novel universal gel engine and new attitude control power set engine
Technology lays the foundation.
Brief description of the drawings
Fig. 1 is the rheological curve figure of embodiment 1；
Fig. 2 is the rheological curve figure of embodiment 2；
Fig. 3 is the rheological curve figure of embodiment 3；
Fig. 4 is the rheological curve figure of embodiment 4；
Fig. 5 is the rheological curve figure of embodiment 5；
Fig. 6 is the rheological curve figure of embodiment 6；
Fig. 7 is the rheological curve figure of embodiment 7；
Fig. 8 is the rheological curve figure of embodiment 8.
Embodiment
The present invention is described in detail below.
First, simulated solution performance requirement
The gel simulants simulation of the present invention is Hydrazine propellant, and the performance requirement to gel simulants is：
1st, under room temperature, normal pressure, which is non-newtonian fluid, is less than shear pressure in the pressure of use environment
When (i.e. yield stress), performance meets non-newtonian fluid rule；
2nd, range of viscosities is in 1000mPa.s~70000mPa.s；
3rd, physical property is stablized, in room temperature, normal pressure storage process, phenomena such as will not being layered, reunite, decomposing；
4th, good thermal stability, is respectively provided with good thermal adaptability, within this temperature range not at -50 DEG C~150 DEG C
It can reunite and be layered.
2nd, it is formulated
A, simulated solution matrix
The simulation of simulated solution matrix is hydrazine compound, selects hydroaropic substance, such as deionized water, alcohols.
B, gelling agent is screened
When selecting gelling agent, the polarity of gelling agent should be considered first, can be effectively uniformly compound with simulated solution matrix；
Its is secondary big specific surface area and high voidage, there is good dispersiveness and suspension and increasing in simulated solution matrix
Thick, thixotroping, strengthening action；It is to avoid placing generation layering, decomposition for a long time with the compound rear homeostasis of simulated solution matrix again
Phenomena such as.
Gelling agent can choose small molecule oxide, polymer substance, nanocomposite etc..Its polarity and simulated solution matrix
Polarity is similar, and is not chemically reacted with simulated solution matrix, can play gelling.Such as：Modified manometer silicon dioxide, fibre
Dimension element and its derivative, Carmomer, agar, gelatin, acrylic resin, starch derivatives, cyclodextrine derivatives, nano HA/PVA
It is composite porous etc..
B. viscosity modifier screens
The screening of viscosity modifier is identical with gelling agent, and viscosity modifier is sensitive to the response of gel simulants viscosity,
It is the important factor in order of viscosity change." viscosity modifier " is macromolecular cellulose substances, it is similar to simulated solution matrix
It is compatible, gel skeleton is not destroyed, plays the role of viscosity regulation, while play the role of gelling agent.
C. formula determines
Two kinds of materials of gelling agent and viscosity modifier do not chemically react mutually, and ratio is suitable.
3rd, it is to enumerate several specific embodiments to illustrate below, the percentage involved in embodiment is quality percentage
Than.
Embodiment 1
Selection hydrophilic nano silica is gelling agent, and carboxymethyl cellulose is viscosity modifier, gel simulants base
Body is deionized water and alcohol mixture.Under room temperature, normal pressure, 21.406kg deionized waters are injected in 50L reaction kettles, are slowly added
Enter 0.9% carboxymethyl cellulose carry out it is fully dispersed, jitter time 30min, stirs 1h afterwards.Add 1.8% dioxy
SiClx is disperseed, jitter time 30min, is stopped reaction after compound system stirring 20h, is stood 48h, measuring viscosity data is
18976mpa.s。
Embodiment 2
It is gelling agent to select Carmomer, and hydroxyethyl cellulose is viscosity modifier, and gel simulants matrix is deionized water.
Under room temperature, normal pressure, 21.01kg deionized waters are injected in 50L reaction kettles, are slowly added to 2.5% hydroxyethyl cellulose progress
Fully dispersed, jitter time 40min, stirs 2h afterwards.The Carmomer for adding 2% disperses, jitter time 30min, compound
Stop reaction after system stirring 24h, stand 48h, it is 52381mpa.s to measure viscosity data.
Embodiment 3
It is gelling agent to select agar, and carboxymethyl cellulose is viscosity modifier, and gel simulants matrix is glycerine.Often
Temperature, under normal pressure, inject 21.12kg glycerine in 50L reaction kettles, be slowly added to 2% agar carry out it is fully dispersed, when disperseing
Between 40min, stir 3h afterwards.The carboxymethyl cellulose for adding 2% disperses, jitter time 40min, compound system stirring
Stop reaction after 30h, stand 48h, it is 37680mpa.s to measure viscosity data.
Embodiment 4
Selection nano silicon dioxide is gelling agent, and hydroxyethyl cellulose is viscosity modifier, and gel simulants matrix is to go
Ionized water.Under room temperature, normal pressure, 21.56kg substrate mixtures are injected in 50L reaction kettles, are slowly added to 1% hydroxy ethyl fiber
Element is disperseed, and jitter time 40min, stirs 3h afterwards.Add 1% nano silicon dioxide it is fully dispersed, jitter time
For 40min, compound system stops reaction after stirring 30h, stands 48h, it is 25769mpa.s to measure viscosity data.
Embodiment 5
Selection nano silicon dioxide is gelling agent, and hydroxyethyl cellulose is viscosity modifier, and gel simulants matrix is to go
Ionized water.Under room temperature, normal pressure, 21.67kg matrixes are injected in 50L reaction kettles, be slowly added to 0.5% hydroxyethyl cellulose into
Row is scattered, and jitter time 40min, stirs 3h afterwards.Add 1% nano silicon dioxide it is fully dispersed, jitter time is
Stop reaction after 40min, compound system stirring 30h, stand 48h, it is 12302mpa.s to measure viscosity data.
Embodiment 6
It is gelling agent to select gelatin, and hydroxyethyl cellulose is viscosity modifier, and gel simulants matrix is deionized water.Often
Under temperature, normal pressure, 21.516kg matrixes are injected in 50L reaction kettles, the hydroxyethyl cellulose for being slowly added to 1.2% is disperseed,
Jitter time 40min, stirs 3h afterwards.Add 1% gelatin it is fully dispersed, jitter time 40min, compound system stirring
Stop reaction after 30h, stand 48h, it is 18691mpa.s to measure viscosity data.
Embodiment 7
It is gelling agent to select cyclodextrin, and hydroxyethyl cellulose is viscosity modifier, and gel simulants matrix is deionized water.
Under room temperature, normal pressure, 21.098kg matrixes are injected in 50L reaction kettles, the hydroxyethyl cellulose for being slowly added to 1.1% is divided
Dissipate, jitter time 40min, stirs 3h afterwards.Add 3% cyclodextrin it is fully dispersed, jitter time 40min, complex
Stop reaction after system stirring 30h, stand 48h, it is 35427mpa.s to measure viscosity data.
Embodiment 8
Selection nano HA/PVA be gelling agent, and hydroxyethyl cellulose is viscosity modifier, gel simulants matrix be go from
Sub- water.Under room temperature, normal pressure, 21.098kg matrixes are injected in 50L reaction kettles, are slowly added to 1% hydroxyethyl cellulose progress
Scattered, jitter time 40min, stirs 3h afterwards.Add 2% nano HA/PVA it is fully dispersed, jitter time 40min,
Stop reaction after compound system stirring 30h, stand 48h, it is 22202mpa.s to measure viscosity data.
The methods of concussion, ultrasound can also be used in multiphase recombination process, is equal by gelling agent and viscosity modifier and matrix
Even compound, recombination time is 1~30h.
4th, performance detection
1st, simulated solution viscosity test
Viscosity data in 1-8 of the embodiment of the present invention is measured using dedicated gel viscosity meter NDJ-4 type gyrators viscosity
Examination, can viscosimetric scope：2#Rotor：500mPa.s~100000mPa.s, test environment are 20 DEG C.
2nd, simulated solution rheology testing
Using 6000 rheometer test gel simulants of HAAKE RbeoStress viscosity with shear rate rheological characteristic
Energy.First with titer calibrate rheometer, then correction coefficient is modified, last sample viscosity with shear rate change
Figure.Each sample measures three times, each 100s.
By taking Fig. 1 as an example, can be seen that from rheological curve figure, shear rate from small to large when, the mobility of gel simulants
Can show as shear shinning, shear rate from large to small when, gel viscosity returns to original state, and meets non-newtonian fluid
Characteristic is identical with the mobile performance of hydrazine gel propellant.The curve map trend of Fig. 2 to Fig. 8 is identical with Fig. 1, no longer illustrates.
3rd, other performance
The simulated solution physical property of the present invention is stablized, and in room temperature, normal pressure storage process, will not be layered, reunite, decomposing etc. and show
As；Good thermal stability, is respectively provided with good thermal adaptability at -50 DEG C~150 DEG C, will not roll into a ball within this temperature range
Poly- and layering.
Claims (6)
1. the gel simulants formula of rocket engine hydrazine gel propellant, it is characterised in that：
Including simulated solution matrix, gelling agent and viscosity modifier；
The simulated solution matrix is water, alcohol or water and the mixture of alcohol, and simulated solution substrate quality concentration range is 90~99%；
The gelling agent is hydroaropic substance, selects hydrophilic nano silica, Carmomer, agar, gelatin, cyclodextrin to derive
One kind during thing, nano HA/PVA are composite porous, gelling agent mass concentration scope are 0.1~5%；
The viscosity modifier is hydroaropic substance, selects one kind in hydroxyethyl cellulose, carboxymethyl cellulose, viscosity-adjusting agent
Agent mass concentration scope is 0.1~5%.
2. the gel simulants formula of rocket engine hydrazine gel propellant according to claim 1, it is characterised in that：
The viscosity modifier is hydroxyethyl cellulose, and the molecular weight of hydroxyethyl cellulose is 10,000~400,000.
3. prepare gel using the gel simulants formula of the rocket engine hydrazine gel propellant described in claim 1 or 2
The method of simulated solution, it is characterised in that comprise the following steps：
1) under room temperature, normal pressure, in gel simulants matrix being slowly added to gelling agent is disperseed, and is stirred when disperseing；
2) after gelling agent is disperseed completely, continue to stir certain time, make to produce key key between gelling agent and simulated solution substrate molecule
Interaction, so as to erect network gel skeleton；
3) viscosity modifier is added, is disperseed while stirring, stirring certain time is further continued for after disperseing completely, answers gel simulants
Close system status and reach stable, gel skeleton is further firm, and viscosity reaches stable.
4. the method according to claim 3 for preparing gel simulants, it is characterised in that：
Gelling agent jitter time in simulated solution matrix is 0.5~2h, and viscosity modifier jitter time in simulated solution matrix is
0.5~2h, three kinds of material recombination process mixings time are 5h, and gelling agent carries out constant speed stirring with simulated solution matrix recombination process,
Stir speed (S.S.) is 200~600r/min, and viscosity modifier carries out constant speed stirring with simulated solution matrix recombination process, and stir speed (S.S.) is
200~800r/min.
5. prepare gel using the gel simulants formula of the rocket engine hydrazine gel propellant described in claim 1 or 2
The method of simulated solution, it is characterised in that comprise the following steps：
1) under room temperature, normal pressure, in gel simulants matrix being slowly added to viscosity modifier is disperseed, and is stirred when disperseing；
2) after viscosity modifier disperses completely, continue to stir certain time, make between viscosity modifier and simulated solution substrate molecule
The interaction of key key is produced, so as to erect network gel skeleton；
3) gelling agent is added, is disperseed while stirring, stirring certain time is further continued for after disperseing completely, makes gel simulants complex
It is that state reaches stable, gel skeleton is further firm, and viscosity reaches stable.
6. the method according to claim 5 for preparing gel simulants, it is characterised in that：
Gelling agent jitter time in simulated solution matrix is 0.5~2h, and viscosity modifier jitter time in simulated solution matrix is
0.5~2h, three kinds of material recombination process mixings time are 5h, and gelling agent carries out constant speed stirring with simulated solution matrix recombination process,
Stir speed (S.S.) is 200~600r/min, and viscosity modifier carries out constant speed stirring with simulated solution matrix recombination process, and stir speed (S.S.) is
200~800r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711106407.2A CN107941655B (en) | 2017-11-10 | 2017-11-10 | Formula and preparation method of gel simulation liquid of rocket engine hydrazine gel propellant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711106407.2A CN107941655B (en) | 2017-11-10 | 2017-11-10 | Formula and preparation method of gel simulation liquid of rocket engine hydrazine gel propellant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107941655A true CN107941655A (en) | 2018-04-20 |
| CN107941655B CN107941655B (en) | 2020-02-21 |
Family
ID=61934790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711106407.2A Active CN107941655B (en) | 2017-11-10 | 2017-11-10 | Formula and preparation method of gel simulation liquid of rocket engine hydrazine gel propellant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107941655B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289403A (en) * | 2018-12-10 | 2020-06-16 | 北京航天试验技术研究所 | Method for analyzing content of gelling agent in colloidal propellant |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3723712A (en) * | 1971-10-12 | 1973-03-27 | Komline Sanderson Eng Corp | Method for agglomeration measuring and control |
| US5076846A (en) * | 1989-06-06 | 1991-12-31 | Pluss-Staufer Ag | Highly concentrated aqueous suspension of minerals and/or fillers and/or pigments, stabilized with one or more polyampholytes |
| US5084186A (en) * | 1989-06-20 | 1992-01-28 | Gilchrist Ian C R | Sedimentation control process |
| US6013143A (en) * | 1998-04-20 | 2000-01-11 | The United States Of America As Represented By The Secretary Of The Army | Tertiary amine azides in hypergolic liquid or gel fuels propellant systems |
| WO2001067370A2 (en) * | 2000-03-06 | 2001-09-13 | Gene Logic, Inc. | Virtual gel profiling system |
| US6361629B2 (en) * | 1998-11-12 | 2002-03-26 | The United States Of America As Represented By The Secretary Of The Air Force | Flowable solid propellant |
| US7921638B2 (en) * | 2006-04-20 | 2011-04-12 | Combustion Propulsion & Ballistic Technology Corp. | Bi-propellant rocket motor having controlled thermal management |
| CN103308518A (en) * | 2013-05-22 | 2013-09-18 | 中国航天科技集团公司第六研究院第十一研究所 | Heavy-piston quick pressure testing system and method for realizing supercritical state by utilizing same |
| CN103485934A (en) * | 2012-06-11 | 2014-01-01 | 中航商用航空发动机有限责任公司 | Thrust boosting system and method for engine |
| CN105717270A (en) * | 2015-09-30 | 2016-06-29 | 南京理工大学 | Gelled-propellant single-liquid-drop secondary crushing experimental device |
| CN106365935A (en) * | 2016-08-26 | 2017-02-01 | 湖北航天化学技术研究所 | High-strength electric-control solid propellant |
| CN107226768A (en) * | 2017-05-19 | 2017-10-03 | 天津大学 | It is used as the gel propellant and Preparation method and use of aviation fuel |
-
2017
- 2017-11-10 CN CN201711106407.2A patent/CN107941655B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3723712A (en) * | 1971-10-12 | 1973-03-27 | Komline Sanderson Eng Corp | Method for agglomeration measuring and control |
| US5076846A (en) * | 1989-06-06 | 1991-12-31 | Pluss-Staufer Ag | Highly concentrated aqueous suspension of minerals and/or fillers and/or pigments, stabilized with one or more polyampholytes |
| US5084186A (en) * | 1989-06-20 | 1992-01-28 | Gilchrist Ian C R | Sedimentation control process |
| US6013143A (en) * | 1998-04-20 | 2000-01-11 | The United States Of America As Represented By The Secretary Of The Army | Tertiary amine azides in hypergolic liquid or gel fuels propellant systems |
| US6361629B2 (en) * | 1998-11-12 | 2002-03-26 | The United States Of America As Represented By The Secretary Of The Air Force | Flowable solid propellant |
| WO2001067370A2 (en) * | 2000-03-06 | 2001-09-13 | Gene Logic, Inc. | Virtual gel profiling system |
| US7921638B2 (en) * | 2006-04-20 | 2011-04-12 | Combustion Propulsion & Ballistic Technology Corp. | Bi-propellant rocket motor having controlled thermal management |
| CN103485934A (en) * | 2012-06-11 | 2014-01-01 | 中航商用航空发动机有限责任公司 | Thrust boosting system and method for engine |
| CN103308518A (en) * | 2013-05-22 | 2013-09-18 | 中国航天科技集团公司第六研究院第十一研究所 | Heavy-piston quick pressure testing system and method for realizing supercritical state by utilizing same |
| CN105717270A (en) * | 2015-09-30 | 2016-06-29 | 南京理工大学 | Gelled-propellant single-liquid-drop secondary crushing experimental device |
| CN106365935A (en) * | 2016-08-26 | 2017-02-01 | 湖北航天化学技术研究所 | High-strength electric-control solid propellant |
| CN107226768A (en) * | 2017-05-19 | 2017-10-03 | 天津大学 | It is used as the gel propellant and Preparation method and use of aviation fuel |
Non-Patent Citations (3)
| Title |
|---|
| ＲAHIMI S 等: ""On Shear Ｒheology of Gel Propellants"", 《PROPELLANTS EXPLOSIVES PYROTECHNICS》 * |
| 刘凯强 等: ""推进剂模拟液的室温快速胶凝化及其流变学性能"", 《含能材料》 * |
| 曹琪 等: ""RP-1 煤油凝胶的制备与性能表征"", 《推进技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289403A (en) * | 2018-12-10 | 2020-06-16 | 北京航天试验技术研究所 | Method for analyzing content of gelling agent in colloidal propellant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107941655B (en) | 2020-02-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Cheng | Yield stress: a time-dependent property and how to measure it | |
| CN110929400B (en) | Healing and leaking stoppage stability evaluation method of self-healing gel leaking stoppage material | |
| CN107869338A (en) | Chemical flooding common heavy oil dynamic viscosity reduction evaluation method | |
| CN103454127B (en) | Similar material for small and medium solid-fluid coupled model test and preparation method thereof | |
| WO1995007455A1 (en) | Use of viscosity as an in-line diagnositic for high internal phase emulsion generation | |
| WO1995007455A9 (en) | Use of viscosity as an in-line diagnositic for high internal phase emulsion generation | |
| CN103344476B (en) | Non-newtonian fluid viscosity standard substance and preparation method thereof | |
| CN107941655A (en) | The gel simulants formula and preparation method of rocket engine hydrazine gel propellant | |
| CN105001594B (en) | A kind of seismic physical model material and model | |
| Lue et al. | Investigation of the scaling law on cellulose solution prepared at low temperature | |
| Arega et al. | Parametric analysis of factors that affect asphalt binder foaming characteristics | |
| Walters | Recent developments in rheometry | |
| Hong et al. | Properties and thermal analysis study of modified polyvinyl acetate (PVA) adhesive | |
| Dukhin | Rheology in longitudinal (ultrasound) mode. Review | |
| CN106706470A (en) | Method for testing cement paste self-constriction by adopting full-automatic true density instrument | |
| Wu et al. | Experimental study of rheological properties of solid propellant slurry at low‐shear rate and numerical simulation | |
| CN103969157B (en) | A kind of method measuring colloidal electrolyte gelation time | |
| CN115010418B (en) | Preparation method of Mars weathered layer simulant-based inorganic polymer and 3D printing forming method thereof | |
| CN108982298A (en) | The viscosity determining procedure of hydroxyethyl/hydroxypropyl methylcellulose | |
| Walewijk et al. | Adhesion measurements between alginate gel surfaces via texture analysis | |
| Sagis | Determination of mechanical properties of microcapsules | |
| Wang et al. | Controlling the rheological properties of cement for a submillimetre-thin shell structure | |
| CN110864975B (en) | Healing and leaking stoppage performance evaluation method of self-healing gel leaking stoppage material | |
| CN103728166A (en) | Transparent mortar mixture simulating rheological property of cement mortar and preparation method of transparent mortar mixture | |
| Shi et al. | Nanocellulose‐Based Ink for Vertically 3D Printing Micro‐Architectures with High‐Resolution |
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 |