CN214471134U - Tethered balloon ballonet volume on-line detection system - Google Patents
Tethered balloon ballonet volume on-line detection system Download PDFInfo
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- CN214471134U CN214471134U CN202120283068.0U CN202120283068U CN214471134U CN 214471134 U CN214471134 U CN 214471134U CN 202120283068 U CN202120283068 U CN 202120283068U CN 214471134 U CN214471134 U CN 214471134U
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Abstract
The application provides a tethered balloon ballonet volume on-line detection system, includes: the system comprises an air inlet unit, an air outlet unit and a flight control computer device, wherein the air inlet unit is used for blowing air into the tethered balloon ballonet and generating corresponding air inlet time data; the flight control computer equipment is respectively connected with the air inlet unit and the air outlet unit. By adopting the tethered balloon ballonet volume online detection system disclosed by the application, the tethered balloon ballonet volume can be accurately detected online, and the efficiency and the real-time performance of the measurement method are improved.
Description
Technical Field
The application relates to the technical field of intelligent volume detection, in particular to a tethered balloon ballonet volume online detection system.
Background
In order to maintain the streamline shape of the ball during the flight of the captive balloon, the pressure difference inside the capsule body of the captive balloon must be kept within a certain safety range, and the pressure difference is generally realized by adjusting the volume of the auxiliary air bag. Further, the air volume in the auxiliary air bag is adjusted. The balloon volume of the captive balloon ballonet is limited and it is not possible to discharge or blow in gas indefinitely, so it is important to know the volume of the captive balloon ballonet for safety of flight.
In the existing scheme, the volume of the captive balloon ballonet is indirectly acquired by measuring the relative height of a spherical membrane in the ballonet through a laser distance meter, and the detection equipment has a plurality of problems, such as: laser range finder equipment, an attached cable and an attached interface module are required to be added, the self weight of the platform is increased, and meanwhile, certain uncertain factors exist in the reliability of the laser range finder in the flight process; the spherical membrane needs to be windowed, so that the laser beam penetrates through the spherical membrane to complete the measurement process, the complete structure of the spherical membrane is damaged by the windowing of the spherical membrane, the strength of the spherical membrane is reduced, and certain hidden danger is brought; in addition, most of laser range finders are arranged in a single point, and particularly for large captive balloons, the measured height point of the ballonet is not necessarily the highest point of the ballonet membrane, which is not in accordance with the requirement of an estimation model and brings large errors to the result. Therefore, in order to solve the above problems scientifically and rigorously, how to design an apparatus capable of accurately detecting the volume of the tethered balloon ballonet on line without destroying the structure of the balloon membrane becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
Therefore, the application provides a tethered balloon ballonet volume online detection system to solve the problem that the ballonet volume detection system in the prior art is high in cost and complex in operation process, and the actual use requirement cannot be met.
The application provides a tethered balloon ballonet volume on-line detection system, includes: the system comprises an air inlet unit, an air outlet unit and a flight control computer device, wherein the air inlet unit is used for blowing air into the tethered balloon ballonet and generating corresponding air inlet time data; the flight control computer equipment is respectively connected with the air inlet unit and the air outlet unit.
Furthermore, the flight control computer equipment comprises a differential pressure detection unit, an absolute pressure detection unit, a temperature detection unit and a data processing unit, wherein the differential pressure detection unit is used for detecting the internal and external differential pressure of the tethered balloon ballonet and generating corresponding differential pressure data; the data processing unit is respectively connected with the differential pressure detection unit, the absolute pressure detection unit and the temperature detection unit.
Further, the data processing unit is respectively connected with the air inlet unit and the air outlet unit.
Further, the air inlet unit comprises an air inlet executing mechanism which is provided with a parameter corresponding to a first flow time curve; the data processing unit is used for determining the volume number of air entering the tethered balloon ballonet in the air intake process according to the first flow time curve parameter corresponding to the air intake executing mechanism and the air intake time data; and the first flow time curve parameter corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
Further, the exhaust unit comprises an exhaust executing mechanism which is provided with a parameter corresponding to a second flow time curve; the data processing unit is specifically used for determining the volume number of air discharged from the interior of the captive balloon ballonet in the exhaust process according to the second flow time curve parameter corresponding to the exhaust executing mechanism and the exhaust time data; and the second flow time curve parameter corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
Further, the system for detecting the volume of the tethered balloon ballonet on line further comprises: a clock unit; the clock unit is connected with the data processing unit; the data processing unit is specifically configured to obtain the differential pressure data, the absolute pressure data, the temperature data, the intake time data, and the exhaust time data according to a sampling interval period set by the clock unit, and perform corresponding analysis processing.
Further, the air inlet unit comprises an inflation flowmeter for acquiring the initial air volume number inside the captive balloon ballonet; the data processing unit is used for acquiring the initial air volume number inside the captive balloon ballonet through the inflatable flowmeter.
Further, the target detection data includes the differential pressure data, the absolute pressure data, the temperature data, the intake time data, and the exhaust time data; the data processing unit is used for acquiring the differential pressure data, the absolute pressure data, the temperature data, the air intake time data and the exhaust time data, and performing corresponding analysis processing to obtain air volume data inside the captive balloon ballonet; and determining the volume data of the auxiliary airbag of the captive balloon according to the volume data of the air in the auxiliary airbag of the captive balloon.
The application provides a tethered balloon ballonet volume on-line detection system, includes: the device comprises an air inlet unit, an air outlet unit and a data processing unit; wherein the content of the first and second substances,
the air inlet unit is used for blowing air into the tethered balloon ballonet and generating corresponding air inlet time data;
the air exhaust unit is used for exhausting gas from the tethered balloon ballonet and generating corresponding air exhaust time data;
the data processing unit is used for acquiring differential pressure data, absolute pressure data, temperature data, air inlet time data and air outlet time data corresponding to the tethered balloon ballonet, and performing corresponding analysis processing to obtain internal gas volume data of the tethered balloon ballonet; and determining the volume data of the tethered balloon ballonet according to the internal gas volume data of the tethered balloon ballonet.
Further, the system for detecting the volume of the tethered balloon ballonet on line is characterized by further comprising: the device comprises a differential pressure detection unit, an absolute pressure detection unit and a temperature detection unit; the data processing unit is connected with the differential pressure detection unit, the absolute pressure detection unit, the temperature detection unit, the air inlet unit and the exhaust unit; wherein the content of the first and second substances,
the differential pressure detection unit is used for detecting the internal and external differential pressure of the tethered balloon ballonet to generate corresponding differential pressure data;
the absolute pressure detection unit is used for detecting the atmospheric pressure of the flying environment of the captive balloon and generating corresponding absolute pressure data;
the temperature detection unit is used for detecting the atmospheric temperature of the flying environment of the captive balloon and generating corresponding temperature data.
Further, the data processing unit is specifically configured to determine the volume number of gas entering the tethered balloon ballonet during the gas intake process according to a first flow rate time curve corresponding to a gas intake actuator in the gas intake unit and the gas intake time data; the first flow time curve corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
Further, the data processing unit is specifically configured to determine the number of gas volumes exhausted from the interior of the captive balloon ballonet during the exhaust process according to a second flow rate time curve corresponding to an exhaust actuator of the exhaust unit and the exhaust time data; and the second flow time curve corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
Further, the data processing unit is configured to obtain the differential pressure data, the absolute pressure data, the temperature data, the intake time data, and the exhaust time data according to a preset sampling interval period, and perform corresponding analysis processing.
Further, the data processing unit is further configured to obtain an initial gas volume number inside the tethered balloon ballonet through an inflation flowmeter corresponding to the air intake unit after the tethered balloon completes the ballonet inflation for the first time.
Further, the data processing unit is configured to obtain the differential pressure data, the absolute pressure data, the temperature data, the intake time data, and the exhaust time data according to a preset sampling interval period, and perform corresponding analysis processing on the differential pressure data, the absolute pressure data, the temperature data, the intake time data, and the exhaust time data according to a preset target volume algorithm.
Adopt this application tethered balloon ballonet volume on-line measuring system, the simple operation has avoided destroying the ball membrane structure, can accurate detection tethered balloon ballonet volume on line, improves measuring equipment's efficiency and reliability, and data accuracy is high, and the real-time is strong.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an online detection system for the volume of a tethered balloon ballonet provided in an embodiment of the present application;
fig. 2 is a schematic diagram of measuring the volume of a ballonet in a prior art scheme provided by an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. 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 application.
Embodiments of the tethered balloon ballonet volume online detection system described herein are described in detail below. As shown in fig. 1, which is a schematic view of a composition structure of an online detection system for a tethered balloon ballonet volume provided in an embodiment of the present application, a specific implementation process includes the following steps: the system comprises an air inlet unit 102, an air outlet unit 103 and a flight control computer device, wherein the air inlet unit 102 is used for blowing air into a tethered balloon ballonet and generating corresponding air inlet time data; the flight control computer equipment is connected with the air intake unit 102 and the air exhaust unit 103 respectively.
The flight control computer equipment comprises a differential pressure detection unit 106, an absolute pressure detection unit 105, a temperature detection unit 104 and a data processing unit 101, wherein the differential pressure detection unit 106 is used for detecting the internal and external differential pressure of the tethered balloon ballonet and generating corresponding differential pressure data; the data processing unit 101 is connected to the differential pressure detection unit 106, the absolute pressure detection unit 105, and the temperature detection unit 104, respectively. The data processing unit 101 is connected to the intake unit 102 and the exhaust unit 103, respectively.
The data processing unit 101 acquires differential pressure data, absolute pressure data, temperature data, air inlet time data and air outlet time data corresponding to the captive balloon ballonet according to a sampling interval period set by the clock unit, and then performs corresponding analysis processing to obtain gas volume data inside the captive balloon ballonet; and determining the volume data of the tethered balloon ballonet according to the internal gas volume data of the tethered balloon ballonet.
The inlet unit 102 includes an inflation flow meter for obtaining an initial air volume count inside the captive balloon ballonet. The intake unit 102 includes an intake actuator configured to set a corresponding first flow time profile parameter. The exhaust unit 103 comprises an exhaust actuator provided with a second flow-time curve parameter.
After the primary airbag inflation of the captive balloon is completed, the data processing unit 101 is configured to obtain an initial gas volume number inside the captive balloon airbag through an inflation flowmeter corresponding to the air intake unit 102. The data processing unit 101 is further configured to determine the volume number of the gas entering the tethered balloon ballonet during the gas intake process according to the first flow rate time curve corresponding to the gas intake actuator in the gas intake unit 102 and the gas intake time data. The first flow time curve corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon. The data processing unit 101 is specifically configured to determine the number of gas volumes discharged from the interior of the captive balloon ballonet during the exhaust process, based on the second flow rate time curve corresponding to the exhaust actuator of the exhaust unit 103 and the exhaust time data. And the second flow time curve corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
In the practical implementation process, after the captive balloon completes the inflation of the captive balloon ballonet, the air volume V0 inside the ballonet can be accurately acquired through the inflation flowmeter, and then the air in the captive balloon ballonet is exhausted through the air inlet mechanism or the exhaust mechanism. The air inlet operation is triggered under a specific working condition, the data processing unit obtains the air inlet time T of the air inlet unit, and the air volume Vi entering the interior of the captive balloon ballonet in the air inlet operation is calculated through a first flow time curve of the air inlet executing mechanism, wherein Vi is a function related to the air inlet time T, the atmospheric absolute pressure P, the captive balloon ballonet differential pressure dP and the temperature T, namely Vi is F (T, P, dP and T). Similarly, when the exhaust operation is triggered under a specific working condition, the data processing unit can acquire the exhaust time t of the exhaust unit, and calculate the volume Vo of the air exhausted from the auxiliary air bag in the exhaust operation according to the second flow rate time curve of the exhaust actuator. Where Vo is a function related to the exhaust time T, the absolute atmospheric pressure P, the captive balloon ballonet differential pressure dP, and the temperature T, i.e., Vo is K (T, P, dP, T). Therefore, at the target moment, the data processing unit obtains the volume number of the air in the tethered balloon ballonet at the target moment according to a preset target volume algorithm, and further obtains the volume data of the tethered balloon ballonet.
As shown in fig. 2, it is a schematic diagram of the volume of the ballonet of the captive balloon obtained indirectly by measuring the relative height of the balloon membrane inside the ballonet through a laser distance meter in the prior art.
Adopt this application embodiment the online detecting system of tethered balloon ballonet volume, the simple operation has avoided destroying the ball membrane structure, can accurate detection tethered balloon ballonet volume on line, improves measuring equipment's efficiency and reliability, and the data accuracy is high, and the real-time is strong.
Finally, it should be noted that: the embodiment of the utility model discloses an online detection system for the volume of a tethered balloon ballonet, and the above embodiment is only used for explaining the technical scheme of the utility model, but not limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not substantially depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (7)
1. An tethered balloon ballonet volume online detection system, comprising: the system comprises an air inlet unit, an air outlet unit and a flight control computer device, wherein the air inlet unit is used for blowing air into the tethered balloon ballonet and generating corresponding air inlet time data; the flight control computer equipment is respectively connected with the air inlet unit and the air outlet unit.
2. The tethered balloon ballonet volume online detection system of claim 1, wherein the flight control computer device comprises a differential pressure detection unit for detecting the differential pressure between the inside and outside of the tethered balloon ballonet and generating corresponding differential pressure data, an absolute pressure detection unit for detecting the atmospheric pressure of the tethered balloon flight environment and generating corresponding absolute pressure data, a temperature detection unit for detecting the atmospheric temperature of the tethered balloon flight environment and generating corresponding temperature data, and a data processing unit for analyzing and processing the target detection data to determine the tethered balloon ballonet volume data; the data processing unit is respectively connected with the differential pressure detection unit, the absolute pressure detection unit and the temperature detection unit.
3. The tethered balloon airbag volume online detection system of claim 2, wherein the data processing unit is connected to the intake unit and the exhaust unit, respectively.
4. The tethered balloon ballonet volumetric online detection system of claim 2, wherein the air intake unit comprises an air intake actuator configured with a corresponding first flow time curve parameter; the data processing unit is used for determining the volume number of air entering the tethered balloon ballonet in the air intake process according to the first flow time curve parameter corresponding to the air intake executing mechanism and the air intake time data; and the first flow time curve parameter corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
5. The tethered balloon ballonet volumetric online detection system of claim 2, wherein the exhaust unit comprises an exhaust actuator configured with a corresponding second flow time curve parameter; the data processing unit is specifically used for determining the volume number of air discharged from the interior of the captive balloon ballonet in the exhaust process according to the second flow time curve parameter corresponding to the exhaust executing mechanism and the exhaust time data; and the second flow time curve parameter corresponds to the atmospheric pressure of the flight environment of the captive balloon, the atmospheric temperature of the flight environment of the captive balloon and the internal and external pressure difference of the auxiliary airbag of the captive balloon.
6. The tethered balloon ballonet volume online detection system of claim 3, further comprising: a clock unit; the clock unit is connected with the data processing unit; the data processing unit is specifically configured to obtain the differential pressure data, the absolute pressure data, the temperature data, the intake time data, and the exhaust time data according to a sampling interval period set by the clock unit, and perform corresponding analysis processing.
7. The tethered balloon ballonet volume online detection system of claim 2, wherein the air intake unit comprises an inflation flow meter for obtaining an initial air volume count inside the tethered balloon ballonet; the data processing unit is used for acquiring the initial air volume number inside the captive balloon ballonet through the inflatable flowmeter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120283068.0U CN214471134U (en) | 2021-02-01 | 2021-02-01 | Tethered balloon ballonet volume on-line detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120283068.0U CN214471134U (en) | 2021-02-01 | 2021-02-01 | Tethered balloon ballonet volume on-line detection system |
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| CN214471134U true CN214471134U (en) | 2021-10-22 |
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