CN111189656B - Aerostatics carries on planet sampling reentry module and retrieves test system - Google Patents
Aerostatics carries on planet sampling reentry module and retrieves test system Download PDFInfo
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- CN111189656B CN111189656B CN201911061391.7A CN201911061391A CN111189656B CN 111189656 B CN111189656 B CN 111189656B CN 201911061391 A CN201911061391 A CN 201911061391A CN 111189656 B CN111189656 B CN 111189656B
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- 238000005070 sampling Methods 0.000 title claims abstract description 94
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 239000002775 capsule Substances 0.000 claims abstract description 131
- 238000011084 recovery Methods 0.000 claims abstract description 48
- 238000004064 recycling Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007963 capsule composition Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G7/00—Simulating cosmonautic conditions, e.g. for conditioning crews
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- Aviation & Aerospace Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a planet sampling returning capsule recovery test system carried by an aerostat, which comprises an aerostat platform, a planet sampling returning capsule carrying platform and a planet sampling returning capsule, wherein the aerostat platform is used for providing the high-altitude carrying platform of the planet sampling returning capsule; and carrying the planet sampling returning capsule to the high altitude of 30km or above to carry out a throwing and recycling test of the planet sampling returning capsule high altitude so as to verify the recycling performance of the planet sampling returning capsule.
Description
Technical Field
The invention belongs to the technical field of aerostatics, and particularly relates to an aerostatics-carried planet sampling returning capsule recovery test system.
Background
After the planet sampling returning capsule enters the atmosphere again, the soft landing recovery performance of the planet sampling returning capsule determines the safe and complete recovery of the planet sampling returning capsule, and the recovery performance of the planet sampling returning capsule needs to be verified in the design process of the planet sampling returning capsule.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a planet sampling returning capsule recovery test system carried by an aerostat, wherein the planet sampling returning capsule is carried to the high altitude of 30km or more to carry out a throwing recovery test of the planet sampling returning capsule high altitude so as to verify the recovery performance of the planet sampling returning capsule.
The technical scheme of the invention is as follows: the utility model provides a planet sampling reentry module of aerostatics carrying retrieves test system, carries on platform and planet sampling reentry module including aerostatics platform, planet sampling reentry module, the aerostatics platform is used for providing the high altitude of planet sampling reentry module and carries on the platform, planet sampling reentry module carries on the platform and sets up on the aerostatics platform, planet sampling reentry module sets up on the planet sampling reentry module carries on the platform.
Furthermore, the aerostat platform comprises an aerostat capsule, a cutter system, a pod recovery parachute and a pod which are sequentially connected, wherein the aerostat capsule provides a floating lift force for the aerostat platform to lift off and fly; the cutter system is used for cutting off a connecting cable between the pod recovery parachute and the aerostat capsule; the nacelle recovery parachute ensures soft landing and safe recovery of the nacelle; the pod is used to load various equipment that maintains the aerostat platform in flight and performs the task of launching the pod.
Further, planet sampling reentry module carries on platform includes reentry module carries on platform frame and input device, reentry module carry on platform frame with the nacelle fixed connection of aerostatics platform, reentry module carries and installs on the platform frame input device, input device passes through the hawser and connects planet sampling reentry module.
Furthermore, a cutting system is arranged in the throwing device and used for cutting the cable connected with the planetary sampling returning capsule.
Further, the planet sampling return capsule comprises a return capsule shell, a sample capsule, an equipment capsule, a battery and a return capsule recovery parachute.
Further, the return capsule casing includes an upper casing, a lower casing, and an ejection umbrella device that can separate the upper casing and the lower casing.
Further, the upper shell is connected with the recovery parachute of the return capsule, and the lower shell is fixedly connected with the sample capsule.
The invention has the following beneficial effects: the planet sampling returning capsule is brought to the high altitude and thrown in by the aerostat platform, and the recovery process of the planet sampling returning capsule is truly simulated, so that the recovery performance of the planet sampling returning capsule is verified, further verification and feedback are provided for the design of the planet sampling returning capsule, and the safety and reliability of the planet sampling returning capsule in the actual recovery process are guaranteed.
Drawings
FIG. 1 is a schematic composition diagram of an aerostat-carried planetary sampling return capsule recovery testing system.
Fig. 2 is a schematic diagram of the aerostat platform composition.
Fig. 3 is a schematic composition diagram of a planetary sampling return capsule carrying platform.
Fig. 4 is a schematic diagram of the planetary sample return capsule composition.
FIG. 5 is a schematic diagram of a recovery test process of the aerostat carrying planetary sampling return capsule.
Wherein the figures include the following reference numerals: 100. an aerostat platform; 200. a planet sampling returning cabin carrying platform; 300. a planet sampling returning cabin; 101. an aerostat envelope; 102. a cutter system; 103. the nacelle retrieves the parachute; 104. a nacelle; 201. the reentry module carries the platform frame; 202. a delivery device; 301. a reentry capsule housing; 302. a sample compartment; 303. an equipment compartment; 304. a battery; 305. the parachute is recovered by the return cabin.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1, the aerostat carried planetary sampling return capsule recovery test system comprises an aerostat platform 100, a planetary sampling return capsule carrying platform 200 and a planetary sampling return capsule 300, wherein the aerostat platform 100 is used for providing an aerial carrying platform for the planetary sampling return capsule 300, the planetary sampling return capsule carrying platform 200 is arranged on the aerostat platform 100, and the planetary sampling return capsule 300 is arranged on the planetary sampling return capsule carrying platform 200.
As shown in fig. 2, aerostat platform 100 comprises aerostat envelope 101, cutter system 102, pod retrieval parachute 103, and pod 104, aerostat envelope 101 providing the aerostat platform with the buoyant lift required for ascent and descent; the cutter system 102 cuts off the connecting cable between the pod recovery parachute 103 and the aerostat capsule 101 after the drop test is finished; pod retrieval parachute 103 reduces pod drop speed after cutter system 102 cuts the cable to ensure soft landing and safe retrieval of pod 104; the pod 104 carries various equipment to maintain the aerostat platform in flight and to perform the task of returning capsule airdrop.
As shown in fig. 3, the planetary sampling returning capsule carrying platform 200 comprises a returning capsule carrying platform frame 201 and a throwing device 202, the returning capsule carrying platform frame 201 is a hard metal frame and is fixedly connected with the pod 104, the throwing device 202 is installed on the returning capsule carrying platform frame 201, the throwing device 202 is connected with the planetary sampling returning capsule 300 through a soft cable, a cutting system is arranged in the throwing device 202, and when the flying height of the aerostat platform 100 meets the test requirement, the cutting system executes a cutting instruction to throw the planetary sampling returning capsule 300.
As shown in fig. 4, the planetary sampling return capsule 300 includes a return capsule housing 301, a sample capsule 302, an equipment capsule 303, a battery 304, and a return capsule recovery parachute 305.
The re-entry capsule shell 301 provides installation space for internal equipment, protects the internal equipment when bearing impact, provides suitable operating temperature for the equipment, the re-entry capsule shell includes upper shell, lower shell and bullet umbrella device, and bullet umbrella device can make upper shell and lower shell separation, and upper shell and re-entry capsule retrieve parachute 305 and are connected, and lower shell links firmly with sample capsule 302.
The sample compartment 302 is a core component of the planetary sampling return compartment 300 and is used for placing planetary sampling samples.
The equipment bay 303 houses electronic equipment including cutter command receiving equipment, a reentry bay positioning and speed acquisition module, reentry bay communication equipment, and the like.
The battery 304 supplies power to the electronics of the return capsule housing 301.
After the planet sampling returning capsule 300 is thrown from the aerostat platform 100, the planet sampling returning capsule falls in a free falling body form, when the falling speed meets the test requirement, the parachute ejection device of the planet sampling returning capsule 300 is started, the upper shell of the planet sampling returning capsule 300 is ejected and flies away from the lower shell, the returning capsule recovery parachute 305 in the planet sampling returning capsule 300 is pulled out simultaneously, the returning capsule recovery parachute 305 is unfolded under a certain dynamic pressure condition, the falling speed of the planet sampling returning capsule 300 is reduced after the returning capsule recovery parachute 305 is unfolded, and the soft landing and safe recovery of the lower shell of the planet sampling returning capsule 300 and the sample capsule 302 are guaranteed.
Example 2
As shown in fig. 5, the aerostat carried planetary sampling return capsule recovery test method comprises a distribution stage, an ascending stage, a level flight stage and a descending stage, and the specific test steps are as follows:
and S100, in the distribution stage, the aerostat is assembled and debugged with the planet sampling returning cabin recovery test system, and when the wind field meets the distribution requirement, the test system is distributed.
Step S101, predicting the coordinates of the drop points of the planet sampling returning capsule and the pod of the aerostat according to wind field data and a flight control program, arranging recovery personnel in advance to wait at the positions of the predicted drop points of the pod of the planet sampling returning capsule and the pod of the aerostat platform respectively, and waiting for recovering the pods of the sample capsule of the planet sampling returning capsule and the pod of the aerostat platform;
step S102, connecting an aerostat capsule, a cutter system, a pod recovery parachute and a pod to ensure firm connection;
step S103, connecting the planet sampling returning capsule to a pod of the aerostat platform to ensure firm connection;
step S104, completing an aerostat platform electric connection test, debugging an aerostat platform communication link, ensuring that all electronic equipment in the aerostat flight test are normal in function, and ensuring that the aerostat platform, a planetary sampling return cabin circuit and the communication link are normally connected;
step S105, filling helium with the density lower than that of air into the aerostat envelope until the design requirement is met;
and step S106, confirming that the aerostat platform structure, the circuit and the communication link are normally connected again, and implementing the aerostat platform issuing when the ground wind field meets the issuing requirement.
Step S200, in the ascending stage, combining with high-altitude wind field data, controlling the ascending speed of the aerostat platform through exhaust and ballast throwing objects, so that the aerostat can reach a design area when carrying a planet sampling returning cabin recovery test system to reach a design height;
and step S300, in the flat flight stage, putting and recovering the planet sampling returning capsule.
Step S301, in a flat flight stage, when a putting test condition of the planet sampling returning capsule is met, putting the planet sampling returning capsule, separating the planet sampling returning capsule from a carrying platform of the planet sampling returning capsule, and falling in a free-falling body mode; the aerostat platform continues flying;
step S302, when the falling speed of the planet sampling returning capsule reaches a parachute drop recovery condition, starting a returning capsule parachute ejecting device, ejecting an upper shell of the returning capsule to fly away from a lower shell, pulling out the returning capsule to recover the parachute, unfolding the returning capsule recovery parachute under a certain dynamic pressure condition, reducing the landing speed of the returning capsule after unfolding the parachute, and enabling the lower shell of the returning capsule and the sample capsule to be in soft landing;
and S303, recovering personnel of the planet sampling returning capsule, following the actual falling track of the planet sampling returning capsule, reaching the falling point of the planet sampling returning capsule, and recovering the planet sampling returning capsule.
Step S400, lowering stage, and throwing and recovering the pod.
Step S401, when a pod of the aerostat platform meets a cutting condition, cutting a cable connecting the pod recovery parachute and the pod, separating the pod from an aerostat capsule, and enabling the pod to stably land through the pod recovery parachute;
and S402, pod recovery personnel of the aerostat platform arrive at a pod falling point of the aerostat platform along with an actual pod falling track of the aerostat platform to recover the pod of the aerostat platform.
And S500, after the planet sampling returning capsule and the pod are recovered, analyzing flight data of the aerostat platform and the planet sampling returning capsule, and verifying the recovery performance of the planet sampling returning capsule.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (3)
1. A planet sampling returning capsule recovery test system carried by an aerostat is characterized by comprising an aerostat platform, a planet sampling returning capsule carrying platform and a planet sampling returning capsule, wherein the aerostat platform is used for providing the high-altitude carrying platform of the planet sampling returning capsule, the planet sampling returning capsule carrying platform is arranged on the aerostat platform, and the planet sampling returning capsule is arranged on the planet sampling returning capsule carrying platform; the reentry capsule carrying platform comprises a reentry capsule carrying platform frame and a throwing device, the reentry capsule carrying platform frame is fixedly connected with a pod of the aerostat platform, the throwing device is mounted on the reentry capsule carrying platform frame, and the throwing device is connected with the planetary sampling reentry capsule through a cable; the planet sampling returning capsule comprises a returning capsule shell, a sample capsule, an equipment capsule, a battery and a returning capsule recovery parachute; the returning capsule shell comprises an upper shell, a lower shell and an umbrella ejecting device, and the umbrella ejecting device can separate the upper shell from the lower shell; the upper shell is connected with the recovery parachute of the return capsule, and the lower shell is fixedly connected with the sample capsule; the parachute ejecting device is used for enabling the planet sampling returning capsule to fall in a free-falling body form after being thrown from the aerostat platform, when the falling speed meets the test requirement, the parachute ejecting device is started, the upper shell is ejected and separated from the lower shell, meanwhile, the returning capsule recovery parachute is pulled out, and the returning capsule recovery parachute is unfolded under a certain dynamic pressure condition.
2. The aerostat carried planetary sampling return capsule recovery test system according to claim 1, wherein the aerostat platform comprises an aerostat capsule, a cutter system, a pod recovery parachute and a pod which are connected in sequence, wherein the aerostat capsule provides buoyancy lift force for the aerostat platform for lifting and flying; the cutter system is used for cutting off a connecting cable between the pod recovery parachute and the aerostat capsule; the nacelle recovery parachute ensures soft landing and safe recovery of the nacelle; the pod is used to load various equipment that maintains the aerostat platform in flight and performs the task of launching the pod.
3. The aerostat-carried planetary sampling return capsule recovery test system according to claim 1, wherein a cutting system is provided in said launch device for cutting a cable connected to said planetary sampling return capsule.
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