CN217466167U - Controllable air source system - Google Patents
Controllable air source system Download PDFInfo
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- CN217466167U CN217466167U CN202220537963.5U CN202220537963U CN217466167U CN 217466167 U CN217466167 U CN 217466167U CN 202220537963 U CN202220537963 U CN 202220537963U CN 217466167 U CN217466167 U CN 217466167U
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Abstract
A controllable air source system comprises an air source pressurization and dehumidification component, a low-pressure humidifying device, a high-low temperature box and an air control data acquisition cabinet; the air source pressurizing and purifying system is composed of an air compressor, a heatless regeneration dryer and a gas storage cylinder group which are sequentially connected, the low-pressure humidifying device is correspondingly connected with the gas storage cylinder group, the low-pressure humidifying device can adjust the air pressure and the humidity of the test gas output by the gas storage cylinder group, the high-low temperature box is connected with the low-pressure humidifying device, and the high-low temperature box can adjust the temperature of the test gas; the pneumatic control data acquisition cabinet can automatically control the output quantity of the test gas of the gas storage bottle group, the adjustment quantity of the low-pressure humidifying device to the pressure and humidity of the test gas and the adjustment quantity of the high-low temperature box to the temperature of the test gas according to the test requirement; the system can improve the efficiency of testing the performance of the steering engine and reduce the labor force of workers.
Description
Technical Field
The utility model belongs to the technical field of the steering wheel test technique and specifically relates to a controllable air supply system is related to.
Background
The well-known aircraft steering engine is an important executing mechanism for realizing attitude transformation motions of pitching, yawing, rolling and the like of an aircraft, and the performance of the aircraft steering engine has a decisive influence on the guidance precision of the aircraft; the aircraft steering engine can be divided into an electric steering engine, a pneumatic steering engine and the like according to used energy, the steering engine receives a comprehensive control signal from a control system, overcomes the moment and the bending moment of a pneumatic hinge, drives a control surface to deflect, generates a control force and controls the flight attitude of the aircraft, so that the aircraft is controlled to fly according to a preset track;
in order to ensure the performance of the steering engine, the performance of the steering engine is usually required to be tested, and the aerodynamic moment load on the control surface is tested by simulating the aerodynamic moment load on the control surface in the flying process of the aircraft, so that the test on various performances of the steering engine is realized; however, most of existing steering engine air supply testing equipment manually adjusts air pressure and flow, and cannot adjust air temperature and humidity, so that the efficiency of steering engine performance testing is low;
therefore, in the current market, an air supply system capable of improving the efficiency of testing the performance of the steering engine and reducing the labor force of workers is needed.
Disclosure of Invention
In order to overcome the deficiencies in the background art, the utility model discloses a controllable air source system.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a controllable air source system comprises an air source pressurization and dehumidification component, a low-pressure humidifying device, a high-low temperature box and an air control data acquisition cabinet; the air source pressurizing and purifying system is composed of an air compressor, a heatless regeneration dryer and a gas storage cylinder group which are sequentially connected, the low-pressure humidifying device is correspondingly connected with the gas storage cylinder group, the low-pressure humidifying device can adjust the air pressure and the humidity of the test gas output by the gas storage cylinder group, the high-low temperature box is connected with the low-pressure humidifying device, and the high-low temperature box can adjust the temperature of the test gas; the gas accuse data acquisition cabinet can be according to the test needs, the test gas output volume of automatic control gas storage bottle group, low pressure humidifying device to the atmospheric pressure and the humidity control volume of test gas to and high low temperature case to the temperature control volume of test gas.
Preferably, the low pressure humidity control apparatus is a permeable membrane humidifier.
Preferably, the gas outlet end of each gas storage bottle in the gas storage bottle group is provided with a proportional control valve, and the proportional control valves are connected with a gas control data acquisition cabinet.
Preferably, the air compressor can increase the pressure of air to 13-18 MPa.
Preferably, the athermal regenerative dryer is capable of lowering the dew point of air to-48 ° -50 ℃.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a controllable air source system, which controls a low-pressure humidifying device and a high-low temperature box to correspondingly reduce the pressure, humidify and heat the test gas through a pneumatic control data acquisition cabinet, so that the test gas can normally test a steering engine in the high-low temperature box; in addition, because this system can accomplish the processing to the test gas automatically, has reduced workman's work load to and the efficiency of steering wheel test has been improved, and the gas accuse data acquisition cabinet is more accurate to the processing result of test gas, just also makes the test result of steering wheel more accurate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the air source pressurization dehumidification component; 101. an air compressor; 102. a heatless regenerative dryer; 103. a gas storage cylinder group; 2. a low-pressure humidifying device; 3. a high and low temperature chamber; 4. gas accuse data acquisition cabinet.
Detailed Description
In the following description, the technical solution of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention, it should be understood that, if there are the indicated positions or positional relationships such as "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific position:
the controllable air source system described with reference to fig. 1 comprises an air source pressurizing and dehumidifying component 1, a low-pressure humidifying device 2, a high-low temperature box 3 and an air control data acquisition cabinet 4; the air source pressurization and purification system is composed of an air compressor 101, a heatless regeneration dryer 102 and a gas storage cylinder group 103 which are sequentially connected, wherein the air compressor 101 is used for compressing and pressurizing air, and the heatless regeneration dryer 102 is used for drying the compressed air, namely removing the moisture in the compressed air, so that the subsequent test gas can have a larger adjustment space in the aspects of air pressure and humidity; in addition, the air compressor 101 can increase the pressure of the air to 13-18MPa, and the heatless regenerative dryer 102 can reduce the dew point of the air to-48 ° -50 ℃, at which time the gas stored in the gas bomb is the initial test gas, so that the initial test gas has the characteristics of high pressure and low dew point, which makes the subsequent adjustment of the initial test gas in terms of pressure, humidity and temperature smoother; according to the requirement, the air outlet end of each gas storage bottle in the gas storage bottle group 103 is provided with a proportional regulating valve, a plurality of proportional regulating valves are connected with the pneumatic control data acquisition cabinet 4, and the pneumatic control data acquisition cabinet 4 can regulate the pressure of the test gas output by the gas storage bottle group 103 by controlling the opening degree of the proportional regulating valves;
the low-pressure humidity adjusting device 2 is correspondingly connected with the gas storage cylinder group 103, the low-pressure humidity adjusting device 2 can adjust the air pressure and humidity of the test gas output by the gas storage cylinder group 103, the high-low temperature box 3 is connected with the low-pressure humidity adjusting device 2, the high-low temperature box 3 can adjust the temperature of the test gas, a steering engine to be tested is placed in the high-low temperature box 3, the test gas firstly passes through the air pressure and humidity adjustment of the low-pressure humidity adjusting device 2, then adjusts the temperature in the high-low temperature box 3 to a test temperature, and finally the test gas is input into the high-low temperature box 3 to pneumatically test the steering engine; in addition, the low-pressure humidity adjusting device 2 is a permeable membrane humidifier, a membrane permeation humidification mode is adopted, the humidifier can also collect the humidity value returned by a humidity transmitter arranged inside in real time, the humidity value is transmitted to the pneumatic control data acquisition cabinet 4, the humidity value is calculated by a control algorithm written in the pneumatic control data acquisition cabinet 4, then the opening size ratio of a proportional flow valve at the outlet of the low-pressure humidity adjusting device 2 is adjusted, and finally test gas with required humidity is output;
the pneumatic control data acquisition cabinet 4 can automatically control the output quantity of the test gas of the gas storage bottle group 103, the adjustment quantity of the low-pressure humidity adjusting device 2 on the pressure and humidity of the test gas and the adjustment quantity of the high-low temperature box 3 on the temperature of the test gas according to the test requirements; the air control data acquisition cabinet 4 is internally integrated with data acquisition software which can communicate with various hardware such as a data acquisition card, a motion control card, RS485 and other instruments and can simultaneously communicate with any number of test equipment and perform complex analysis; in addition, the data acquisition software can customize the styles of the report and save the report and the report in various formats such as ASCII, txt, EXCEL, HTML and the like, so that the follow-up calling is facilitated;
the basic functions of the data acquisition software are as follows:
(1) remote starting, stopping and alarming of the air compressor 101, the heatless regeneration dryer 102 and the high-low temperature box 3;
(2) parameters required by the test are set, and real-time curves or values of signals such as pressure, flow, temperature, dew point and the like are displayed, so that the parameter condition of the tested piece can be conveniently mastered in the test process;
(3) reading a pressure curve and outputting the pressure curve outwards according to the curve;
(4) the system has a configuration function, can configure interface parameters of the same tested product, and can perform rapid parameter import in the later experiment;
(5) the method realizes the operations of parameter setting, pressure alarm limit setting, equipment state detection, recorded data downloading and the like of the pressure acquisition equipment. Receiving each measurement data in real time, and carrying out processing, real-time display, alarm and subsequent analysis processing;
(6) the system safety is protected, and the safety of the system is improved by protective measures such as overvoltage protection, abnormal protection and power-off protection;
in addition, the dew points of the test gas ultimately used for steering engine testing were: not more than-50 ℃ (normal pressure dew point), pressure is: 0-10 MPa, the output flow is as follows: 0-1200 NL/min, the output temperature is: -50 ℃ to 70 ℃, and the humidity of the gas at 0MPa to 0.1MPa is: 20 to 80% RH (30 ℃ C.).
Implement a controllable air supply system during, at first each item parameter value of the required test gas of input steering wheel test in gas accuse data acquisition cabinet 4, then gas accuse data acquisition cabinet 4 is according to each item parameter of input, controls corresponding gas bomb group 103, low pressure humidifying device 2 and high-low temperature box 3 respectively, makes the gaseous atmospheric pressure of test of output, humidity and temperature all accord with the test parameter in the gas bomb group 103.
The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (5)
1. A controllable air source system is characterized in that: the device comprises an air source pressurization and dehumidification component (1), a low-pressure humidifying device (2), a high-low temperature box (3) and an air control data acquisition cabinet (4); the air source pressurization and purification system is composed of an air compressor (101), a heatless regeneration dryer (102) and a gas storage bottle group (103) which are sequentially connected, the low-pressure humidity adjusting device (2) is correspondingly connected with the gas storage bottle group (103), the low-pressure humidity adjusting device (2) can adjust the air pressure and humidity of the test gas output by the gas storage bottle group (103), the high-low temperature box (3) is connected with the low-pressure humidity adjusting device (2), and the high-low temperature box (3) can adjust the temperature of the test gas; the pneumatic control data acquisition cabinet (4) can automatically control the output quantity of the test gas of the gas storage bottle group (103), the air pressure and humidity adjustment quantity of the test gas by the low-pressure humidity adjusting device (2) and the temperature adjustment quantity of the test gas by the high-low temperature box (3) according to the test requirements.
2. The controllable air supply system as claimed in claim 1, wherein: the low-pressure humidity control device (2) is a permeable membrane humidifier.
3. The controllable air supply system as claimed in claim 1, wherein: the gas outlet end of each gas storage bottle in the gas storage bottle group (103) is provided with a proportional control valve, and the proportional control valves are connected with a gas control data acquisition cabinet (4).
4. The controllable air supply system as claimed in claim 1, wherein: the air compressor (101) can increase the pressure of air to 13-18 MPa.
5. The controllable air supply system as claimed in claim 1, wherein: the athermal regenerative dryer (102) is capable of lowering the dew point of air to-48 ° -50 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220537963.5U CN217466167U (en) | 2022-03-11 | 2022-03-11 | Controllable air source system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220537963.5U CN217466167U (en) | 2022-03-11 | 2022-03-11 | Controllable air source system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217466167U true CN217466167U (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220537963.5U Active CN217466167U (en) | 2022-03-11 | 2022-03-11 | Controllable air source system |
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| CN (1) | CN217466167U (en) |
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- 2022-03-11 CN CN202220537963.5U patent/CN217466167U/en active Active
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