CN108195608A - A kind of Vane Type Tank ground propellant big flow repeats plus discharge method and control system - Google Patents
A kind of Vane Type Tank ground propellant big flow repeats plus discharge method and control system Download PDFInfo
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- CN108195608A CN108195608A CN201810148098.3A CN201810148098A CN108195608A CN 108195608 A CN108195608 A CN 108195608A CN 201810148098 A CN201810148098 A CN 201810148098A CN 108195608 A CN108195608 A CN 108195608A
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- propellant
- vane type
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- type tank
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
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- General Physics & Mathematics (AREA)
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Abstract
A kind of Vane Type Tank ground propellant big flow repeats plus discharge method and control system, and the tank parallel- balance emission test system of simple and efficient is made of differential pressure measurement component, pressure measuring assemblies, flow measuring components, surplus measurement assembly, data collecting system, pipeline assembly etc..Pilot system have many advantages, such as it is simple in structure, there is no particular/special requirement to parts, easily realize.Test method defines tests concrete steps, and emission testing etc. is balanced including pipeline flow resistance uniformity test and adjusting experiment, without the balance emission testing in parallel of propellant management device (PMD) tank, in parallel with PMD tanks.This method is simple, effective, can eliminate systematic error and measurement error, has higher measurement accuracy.With reference to the pilot system and test method of the present invention, tank balance discharge verification experimental verification in parallel can be effectively completed, plays the role of good examination and verification to the performance of tank in parallel balance discharge, there is test effect well.
Description
Technical field
It repeats to add discharge method and control system the present invention relates to a kind of Vane Type Tank ground propellant big flow, it is especially suitable
Field is promoted in space flight.
Background technology
The prior art is complicated, can not effectively eliminate systematic error and measurement error, and measurement accuracy is low, from principle and
It can not all ensure the accuracy of measurement result in practical operation.Tank balance discharge verification experimental verification in parallel can not be completed, to parallel connection
The performance of tank balance discharge can not be examined and be verified.
Invention content
The technology of the present invention solves the problems, such as：Overcome the deficiencies of the prior art and provide the big stream of Vane Type Tank ground propellant
Amount repeats plus discharge method, and the present invention simply, effectively, can eliminate systematic error and measurement error, have higher measurement accuracy.
With reference to the pilot system and test method of the present invention, tank balance discharge verification experimental verification in parallel can be effectively completed, to parallel connection
The performance of tank balance discharge plays the role of good examination and verification, has test effect well.
The present invention technical solution be：Vane Type Tank ground propellant big flow repeats plus discharge method, step are as follows：
(1) propellant is filled into tank from the liquid mouth of Vane Type Tank, repropellenting amount will meet filling requirement；
(2) it is discharged from Vane Type Tank liquid mouth by propellant, propellant discharge rate will meet discharge requirement；
(3) from Vane Type Tank liquid mouth inflated with nitrogen, titanium alloy filter screen is dried up, is drying up the process prometaphase when fixed
Between detect and record the propellant concentration from the gas that gas port is blown out, detect and record every the set time in drying process latter stage
Propellant concentration in the gas blown out from gas port, since to tank liquid mouth inflated with nitrogen after a certain period of time, judges that tank gas port is blown
Whether propellant concentration is qualified in the gas gone out, terminates after carrying out step (4) and step (5) if qualified, if unqualified, progress
Step (5)；
(4) after repeating step (1)~(2) i.e. to filling for the second time in Vane Type Tank and discharging propellant, step is carried out
(5)；
(5) Vane Type Tank is cleaned and dried；
(6) after repeating step (1)~(2) i.e. to filling for the third time in Vane Type Tank and discharging propellant, step is carried out
(7)；
(7) it is vacuumized from Vane Type Tank gas port, stringent Vane Type Tank internal pressure and the outside atmospheric pressure of controlling
Pressure difference detects every the set time in the vacuum prometaphase and records the propellant concentration from gas port gas bleeding, taking out
Vacuum process latter stage is detected every the set time and records the propellant concentration from gas port gas bleeding, until tank gas port is extracted out
Gas in until propellant concentration qualification；
(8) after repeating step (1)~(2) i.e. to the 4th filling in Vane Type Tank and discharge propellant, step (9) is carried out
(9) Vane Type Tank is cleaned and dried.
Step (3) detects every the set time in the drying process prometaphase and records propellant in the gas that is blown out from gas port
The set time of concentration is 1~2 hour；It is detected in drying process latter stage every the set time and records the gas blown out from gas port
The set time of middle propellant concentration is 0.5~0.6 hour；Since to tank liquid mouth inflated with nitrogen after a certain period of time in it is certain
Time is 46~48 hours；It detects and records from gas port every the set time in the vacuum prometaphase in step (7) and extract out
Set time in gas in propellant concentration is 1~2 hour；It detects and records every the set time in vacuum latter stage
Set time from gas port gas bleeding in propellant concentration is 0.5~0.6 hour.
Step (1) fills propellant into tank from the liquid mouth of Vane Type Tank, and repropellenting amount meets filling requirement and is：
Filling promotes dosage to reach the 95% of tank volume.
Step (2) discharges propellant from Vane Type Tank liquid mouth, and propellant discharge rate will meet discharge requirement and be：For
The extrusion efficiency that 880L Vane Type Tanks discharge propellant every time is not less than 99.85%；For 304L Vane Type Tanks, discharge pushes away every time
Extrusion efficiency into agent is not less than 99.7%.
Propellant concentration criterion of acceptability is in the gas of step (3) tank gas port blowout：It is pushed away in the gas blown out with nitrogen
It is considered as qualification when being not more than 10ppm into agent concentration.
When step (4) repeats step (1) filling propellant, differed with the weight of last filling propellant no more than 1kg.
The standard that Vane Type Tank is cleaned and dried is by step (5) and step (9)：After cleaning-drying, in Vane Type Tank
The concentration of propellant and cleaning solution should all be not more than 10ppm.
The standard of propellant concentration qualification is in the gas of step (7) tank gas port extraction：Propellant concentration is not in gas
It is considered as qualification during more than 10ppm.
For 880L Vane Type Tanks, step (7) strictly controls the pressure difference of Vane Type Tank internal pressure and outside atmospheric pressure
For：Vane Type Tank inside and outside differential pressure is no more than 0.04Mpa；
For 304L Vane Type Tanks, step (7) strictly controls the pressure difference of Vane Type Tank internal pressure and outside atmospheric pressure
For：Vane Type Tank inside and outside differential pressure is no more than 0.06Mpa.
During step (1) fills propellant, when propellant packing ratio is less than 2% in tank, filling flow does not surpass
20ml/s is crossed, when liquid packing ratio is not less than 2% in tank, filling flow can be not less than 200ml/s；Step (2) discharge pushes away
Into during agent, big flow drain is carried out always, and emission flow is not less than 200ml/s.
The present invention has the beneficial effect that compared with prior art：
(1) present invention is directed to the demand of tank parallel- balance emission, and various influence factors are eliminated in creative proposing
Method ensure that the accuracy of measurement result from principle and in practical operation so that tank parallel- balance emission experiment is simple,
Efficiently.
(2) not only design concept is advanced, and realizability is very strong, does not have special requirement to parts by the present invention, can
To eliminate systematic measurement error by test method, be conducive to the smooth consistency carried out with guarantee test data of experiment.
(3) present invention have well test effect, to tank in parallel balance discharge performance play it is good examination and
Verification acts on, and is with a wide range of applications and promotion prospect, has been supplied on certain multiple truss type platform satellite parallel connection tank.
Description of the drawings
The repetition that Fig. 1 is the present invention fills test system architecture schematic diagram.
Fig. 2 is flow chart of the method for the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings：
A kind of Vane Type Tank ground propellant big flow of the present invention repeats plus discharge method, by differential pressure measurement component, pressure
Measurement assembly, flow measuring components, surplus measurement assembly, data collecting system, pipeline assembly etc. form the storage of simple and efficient
Case parallel connection balance discharge pilot system.Pilot system have it is simple in structure, there is no particular/special requirement to parts, easily realize etc. it is excellent
Point.Test method defines tests concrete steps, including pipeline flow resistance uniformity test and adjusts experiment, without Propellant Management
The balance emission testing in parallel of device (PMD) tank, balance emission testing in parallel with PMD tanks etc..
Vane Type Tank ground propellant big flow of the present invention repeats to add the Vane Type Tank in discharge method, including：Liquid mouth, gas
Mouth, titanium alloy filter screen, liquid mouth are located at tank bottom, and gas port is located at tank top, and gas port is higher than liquid mouth, titanium alloy filter screen peace
At the liquid mouth of tank, issuable bubble when playing filtering discharge liquid.
As shown in Fig. 2, Vane Type Tank ground propellant big flow proposed by the present invention repeats plus discharge method, step are as follows：
(1) propellant is filled into tank from the liquid mouth of Vane Type Tank, repropellenting amount will meet filling requirement；From plate
The liquid mouth of formula tank fills propellant into tank, and repropellenting amount meets filling requirement and is：Filling promotes dosage to reach storage
The 95% of case volume；During step (1) fills propellant, when propellant packing ratio is less than 2% in tank, flow is filled
No more than 20ml/s, when liquid packing ratio is not less than 2% in tank, filling flow can be not less than 200ml/s；
(2) it is discharged from Vane Type Tank liquid mouth by propellant, propellant discharge rate will meet discharge requirement；From Vane Type Tank liquid
Mouth discharges propellant, and propellant discharge rate will meet discharge requirement and be：Propellant is discharged every time for 880L Vane Type Tanks
Extrusion efficiency is not less than 99.85%；The extrusion efficiency for discharging propellant every time for 304L Vane Type Tanks is not less than 99.7%.Step
Suddenly during (2) discharge propellant, big flow drain is carried out always, emission flow is not less than 200ml/s.
(3) from Vane Type Tank liquid mouth inflated with nitrogen, titanium alloy filter screen is dried up, it is small every 1~2 in the drying process prometaphase
When detect and record the propellant concentration from the gas that gas port is blown out, drying process latter stage every 0.5 hour detect and record
Propellant concentration in the gas blown out from gas port, judges after 48 hours, to judge tank gas port since to tank liquid mouth inflated with nitrogen
Whether propellant concentration is qualified in the gas of blowout, terminates after carrying out step (4) and step (5) if qualified, if unqualified, into
Row step (5)；Propellant concentration criterion of acceptability is in the gas of tank gas port blowout：It is dense with propellant in the gas of nitrogen blowout
It is considered as qualification when degree is no more than 10ppm；
(4) after repeating step (1)~(2) i.e. to filling for the second time in Vane Type Tank and discharging propellant, step is carried out
(5)；When step (4) repeats step (1) filling propellant, differed with the weight of last filling propellant no more than 1kg.
(5) Vane Type Tank is cleaned and dried；The standard that Vane Type Tank is cleaned and dried is by step (5)：By being cleaned and dried
Afterwards, the concentration of propellant and cleaning solution should all be not more than 10ppm in Vane Type Tank.
(6) after repeating step (1)~(2) i.e. to filling for the third time in Vane Type Tank and discharging propellant, step is carried out
(7)；
(7) it is vacuumized from Vane Type Tank gas port, stringent Vane Type Tank internal pressure and the outside atmospheric pressure of controlling
Pressure difference detected every 1~2 hour in the vacuum prometaphase and records the propellant concentration from gas port gas bleeding, taking out
Vacuum process latter stage was detected every 0.5 hour and records the propellant concentration from gas port gas bleeding, until tank gas port is extracted out
Gas in until propellant concentration qualification；The standard of propellant concentration qualification is in the gas of step (7) tank gas port extraction：
It is considered as qualification when propellant concentration is not more than 10ppm in gas；For 880L Vane Type Tanks, step (7) strictly controls board-like storage
The pressure difference of case internal pressure and outside atmospheric pressure is：Vane Type Tank inside and outside differential pressure is no more than 0.04MPa；For the board-like storages of 304L
Case, strictly the pressure difference of control Vane Type Tank internal pressure and outside atmospheric pressure is step (7)：Vane Type Tank inside and outside differential pressure does not surpass
Cross 0.06MPa；
(8) after repeating step (1)~(2) i.e. to the 4th filling in Vane Type Tank and discharge propellant, step (9) is carried out
(9) Vane Type Tank is cleaned and dried.The standard that Vane Type Tank is cleaned and dried is by step (9)：By being cleaned and dried
Afterwards, the concentration of propellant and cleaning solution should all be not more than 10ppm in Vane Type Tank.
Preferred propellant includes in the present invention：Green nitrogen tetroxide, methyl hydrazine, anhydrous hydrazine.
The propellant chemistry component requirements for being preferably filled with and discharging in step (1) and step (2) meet state without significant change
Army's mark requirement.
As shown in Figure 1, Vane Type Tank ground propellant big flow repeats plus discharge method can by following Vane Type Tank
Face propellant big flow repeats plus heat-extraction system is realized.
Vane Type Tank ground propellant big flow repeats plus heat-extraction system, including：Tank, electronic scale, differential manometer, data acquisition
Equipment, test console, air source, propellant basin, useless gas/liquid processing equipment, cleaning agent storage bin, big flow add valve, tank
Mounting bracket；
Nitrogen is stored in air source；Propeller is stored in propeller basin, useless gas/liquid processing equipment can store tank
Exhaust gas and waste liquid, the cleaning agent storage bin of discharge store the cleaning agent for cleaning tank.
Vane Type Tank, including：Liquid mouth, gas port, titanium alloy filter screen, liquid mouth are located at tank bottom, and gas port is located on tank
Portion, gas port are higher than liquid mouth, and titanium alloy filter screen is mounted at the liquid mouth of tank, issuable gas when playing filtering discharge liquid
Bubble；The gas port of one end connection tank of differential manometer, the other end of differential manometer add valve to connect tank liquid mouth by big flow, can
Measure the pressure differential between gas port and liquid mouth；Big flow, which adds valve to open after powered up, can realize large flow rate filling liquid and row
Go out liquid, as common pipeline during no power；
Tank is placed on by tank mounting bracket on electronic scale, and electronic scale is used to record the weight of tank；
Flowmeter can measure the flow of filling propellant and the flow of discharge propellant；Pressure gauge 1 can measure experiment
The pressure of console control air source output, it is defeated that pressure gauge 2 can measure test console control propellant basin, cleaning agent storage bin
Go out the pressure of liquid；
Data acquisition equipment can acquire the numerical value of differential manometer, the numerical value of pressure gauge 1 and pressure gauge 2, flowmeter numerical value,
The numerical value of electronic scale.
Experiment control platform can control the bleed pressure and propellant flow rate that will enter tank gas port and liquid mouth；It can also control
Propellant basin processed is filled into tank promotes dosage and flow；Also be able to exhaust gas that control tank discharged from gas port and liquid mouth and
Waste liquid discharge rate and flow；Control cleaning agent storage bin also is able to the amount and flow of the liquid mouth filling cleaning solution of tank；
It can also include propellant monitor, can implement to monitor the concentration of propellant in tank gas port discharge gas；Number
The numerical value of propellant monitor can be acquired according to collecting device.
Vane Type Tank ground propellant big flow repeats to add the configuration in heat-extraction system as shown in table 1.
1 Vane Type Tank ground propellant big flow of table repeats plus the allocation list of heat-extraction system
It is as follows to repeat the other technologies requirement of filling pilot system：
1) purity requirements：It is not allow for the rigid particles that diameter is more than 50 μm；
2) air-tightness requirement：Leak rate is no more than 1 × 10-2Pa.L/s (1.5MPa pressure and at room temperature)
3) security requirement：Pilot system must have enough safe design nargin, while ensure that experiment does not push away
Into agent leak case, and it is equipped with safety protection equipment and measure.
As shown in table 1, by test simulation and test, Vane Type Tank ground propellant big flow of the invention repeats plus row
Method can eliminate systematic error and measurement error, have higher measurement accuracy.Pilot system and experiment with reference to the present invention
Method can effectively complete tank balance discharge verification experimental verification in parallel, the performance of tank in parallel balance discharge is played well
Examination and verification effect, have well test effect.
The undisclosed technology of the present invention belongs to common sense well known to those skilled in the art.
Claims (11)
1. Vane Type Tank ground propellant big flow repeats plus discharge method, it is characterised in that step is as follows：
(1) propellant is filled into tank from the liquid mouth of Vane Type Tank, repropellenting amount will meet filling requirement；
(2) it is discharged from Vane Type Tank liquid mouth by propellant, propellant discharge rate will meet discharge requirement；
(3) from Vane Type Tank liquid mouth inflated with nitrogen, titanium alloy filter screen is dried up, is examined in the drying process prometaphase every the set time
It surveys and records the propellant concentration from the gas that gas port is blown out, detected in drying process latter stage every the set time and record from gas
Propellant concentration in the gas of mouth blowout since to tank liquid mouth inflated with nitrogen after a certain period of time, judges the blowout of tank gas port
Whether propellant concentration is qualified in gas, terminates after carrying out step (4) and step (5) if qualified, if unqualified, progress step
(5)；
(4) after repeating step (1)~(2) i.e. to filling for the second time in Vane Type Tank and discharging propellant, step (5) is carried out；
(5) Vane Type Tank is cleaned and dried；
(6) after repeating step (1)~(2) i.e. to filling for the third time in Vane Type Tank and discharging propellant, step (7) is carried out；
(7) it is vacuumized from Vane Type Tank gas port, the stringent pressure difference for controlling Vane Type Tank internal pressure and outside atmospheric pressure,
It is detected in the vacuum prometaphase every the set time and records the propellant concentration from gas port gas bleeding, vacuumized
Journey latter stage is detected every the set time and records the propellant concentration from gas port gas bleeding, until the gas of tank gas port extraction
Until middle propellant concentration qualification；
(8) after repeating step (1)~(2) i.e. to the 4th filling in Vane Type Tank and discharge propellant, step (9) is carried out
(9) Vane Type Tank is cleaned and dried.
2. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(3) the process prometaphase is being dried up when the set time is detected and records the fixation of propellant concentration in the gas that is blown out from gas port
Between be 1~2 hour；It is detected in drying process latter stage every the set time and records propellant concentration in the gas that is blown out from gas port
Set time be 0.5~0.6 hour；Since to tank liquid mouth inflated with nitrogen after a certain period of time in certain time be 46~48
Hour；It is detected in step (7) in the vacuum prometaphase every the set time and records the propellant from gas port gas bleeding
Set time in concentration is 1~2 hour；It detects and records from gas port every the set time in vacuum latter stage and extract gas out
Set time in body in propellant concentration is 0.5~0.6 hour.
3. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(1) propellant is filled into tank from the liquid mouth of Vane Type Tank, repropellenting amount meets filling requirement and is：Filling promotes dosage
Reach the 95% of tank volume.
4. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(2) it is discharged from Vane Type Tank liquid mouth by propellant, propellant discharge rate will meet discharge requirement and be：It is every for 880L Vane Type Tanks
The extrusion efficiency of secondary discharge propellant is not less than 99.85%；Discharge the extrusion efficiency of propellant every time for 304L Vane Type Tanks
Not less than 99.7%.
5. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(3) propellant concentration criterion of acceptability is in the gas of tank gas port blowout：It is little with propellant concentration in the gas of nitrogen blowout
It is considered as qualification when 10ppm.
6. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(4) it when repeating step (1) filling propellant, is differed with the weight of last filling propellant no more than 1kg.
7. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(5) and the standard that Vane Type Tank is cleaned and dried is by step (9)：After cleaning-drying, propellant and cleaning in Vane Type Tank
The concentration of liquid should all be not more than 10ppm.
8. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：Step
(7) standard of propellant concentration qualification is in the gas of tank gas port extraction：It is regarded when propellant concentration is not more than 10ppm in gas
For qualification.
9. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：For
880L Vane Type Tanks, strictly the pressure difference of control Vane Type Tank internal pressure and outside atmospheric pressure is step (7)：In Vane Type Tank
External differential is no more than 0.04Mpa；
For 304L Vane Type Tanks, strictly the pressure difference of control Vane Type Tank internal pressure and outside atmospheric pressure is step (7)：Plate
Formula tank inside and outside differential pressure is no more than 0.06Mpa.
10. Vane Type Tank ground propellant big flow according to claim 1 repeats plus discharge method, it is characterised in that：
During step (1) filling propellant, when propellant packing ratio is less than 2% in tank, filling flow is no more than 20ml/s, when
When liquid packing ratio is not less than 2% in tank, filling flow can be not less than 200ml/s；During step (2) discharge propellant,
Big flow drain is carried out always, and emission flow is not less than 200ml/s.
11. Vane Type Tank ground propellant big flow repeats plus row's control system, it is characterised in that：According to claim 1~10
One of method control Vane Type Tank propellant big flow repeat plus row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148098.3A CN108195608A (en) | 2018-02-13 | 2018-02-13 | A kind of Vane Type Tank ground propellant big flow repeats plus discharge method and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148098.3A CN108195608A (en) | 2018-02-13 | 2018-02-13 | A kind of Vane Type Tank ground propellant big flow repeats plus discharge method and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108195608A true CN108195608A (en) | 2018-06-22 |
Family
ID=62593255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810148098.3A Pending CN108195608A (en) | 2018-02-13 | 2018-02-13 | A kind of Vane Type Tank ground propellant big flow repeats plus discharge method and control system |
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| CN (1) | CN108195608A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521423A (en) * | 2020-03-26 | 2020-08-11 | 北京控制工程研究所 | System and method for testing extrusion efficiency of propellant storage tank |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941929A (en) * | 2012-10-31 | 2013-02-27 | 北京控制工程研究所 | Microgravity experiment system and experiment method for verifying fluid transmission performance of plate type storage box |
| CN103033315B (en) * | 2012-12-26 | 2015-07-08 | 北京控制工程研究所 | Simple and efficient tank parallel- balance emission test system and method |
| CN105115570A (en) * | 2015-07-16 | 2015-12-02 | 兰州空间技术物理研究所 | Bag-type storage box indication apparatus for microgravity environment |
| CN106762224A (en) * | 2016-11-21 | 2017-05-31 | 北京控制工程研究所 | A kind of Large Copacity half manages formula surface tension propellant tank balance charging method in parallel |
-
2018
- 2018-02-13 CN CN201810148098.3A patent/CN108195608A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941929A (en) * | 2012-10-31 | 2013-02-27 | 北京控制工程研究所 | Microgravity experiment system and experiment method for verifying fluid transmission performance of plate type storage box |
| CN103033315B (en) * | 2012-12-26 | 2015-07-08 | 北京控制工程研究所 | Simple and efficient tank parallel- balance emission test system and method |
| CN105115570A (en) * | 2015-07-16 | 2015-12-02 | 兰州空间技术物理研究所 | Bag-type storage box indication apparatus for microgravity environment |
| CN106762224A (en) * | 2016-11-21 | 2017-05-31 | 北京控制工程研究所 | A kind of Large Copacity half manages formula surface tension propellant tank balance charging method in parallel |
Non-Patent Citations (3)
| Title |
|---|
| 张天平 等: "《中华人民共和国国家军用标准QJB 5845-2006》", 30 December 2006, 总装备部军标出版发行部 * |
| 李斌 等: "《载人登月推进***》", 30 December 2011, 中国宇航出版社 * |
| 饶大林 等: ""常规推进剂在轨加注技术研究现状与趋势"", 《导弹与航天运载技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521423A (en) * | 2020-03-26 | 2020-08-11 | 北京控制工程研究所 | System and method for testing extrusion efficiency of propellant storage tank |
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Application publication date: 20180622 |
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