CN110411698A - The anti-deicing test method of icing wind tunnel - Google Patents
The anti-deicing test method of icing wind tunnel Download PDFInfo
- Publication number
- CN110411698A CN110411698A CN201910624760.2A CN201910624760A CN110411698A CN 110411698 A CN110411698 A CN 110411698A CN 201910624760 A CN201910624760 A CN 201910624760A CN 110411698 A CN110411698 A CN 110411698A
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- deicing
- wind tunnel
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- flow
- test method
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
Abstract
The invention discloses a kind of anti-deicing test method of icing wind tunnel, include the following steps: 1) model exhaust needle type regulating valve cold conditions calibration；2) false quasi- branch needle type regulating valve cold conditions calibration；3) pipeline preheats；4) supply gas pressure, flow and temperature are adjusted；5) anti-deicing Test Data Collecting；6) exhaust cooling.The present invention can carry out anti-deicing test, and easy to operate, good in anti-interference performance to the wing in test section.
Description
Technical field
The present invention relates to the anti-deicing test methods of icing wind tunnel.
Background technique
The aircraft industries such as America and Europe developed country pay much attention to status of the icing wind tunnel in the anti-deicing system research of aircraft with
Effect, it is desirable that each aircraft type has to pass through the verification experimental verification of stringent anti-deicing system, this is also icing seaworthiness specification
It is required that one of indispensable content.By repeatedly upgrading, being transformed, Italy is in the IWT icing wind tunnel of CIRA, the U.S. NASA's
IRT icing wind tunnel has been equipped with multiple functional anti-deicing pilot system, is equipped with a variety of thermometrics, surveys pressure, measurement of discharge and light
Test equipment can not only carry out the verifying work of the anti-deicing system of aircraft in icing wind tunnel, can also carry out difference
The influence research work of parameter and structure to the anti-deicing system of aircraft.External long-term icing research shows that: utilize icing wind tunnel
Carry out the anti-deicing system design of aircraft and verifying is very reliable and effective means.
Summary of the invention
The purpose of the present invention is to provide a kind of anti-deicing test method of icing wind tunnel, can to the wing in test section into
The anti-deicing test of row.
To achieve the above object, the technical scheme is to design a kind of anti-deicing test methods of icing wind tunnel, including
Following steps:
1) model exhaust needle type regulating valve cold conditions calibration；
2) false quasi- branch needle type regulating valve cold conditions calibration；
3) pipeline preheats；
4) supply gas pressure, flow and temperature are adjusted；
5) anti-deicing Test Data Collecting；
6) exhaust cooling.
Preferably, the model exhaust needle type regulating valve cold conditions calibration, specifically comprises the following steps:
1.1) rapid switching valve switches to model branch；
1.2) digital valve pack is pressed in adjusting；
1.3) exhaust needle-like control valve opening is adjusted according to model stream Jiang characteristic.
Preferably, the false quasi- branch needle type regulating valve cold conditions calibration, specifically comprises the following steps:
2.1) rapid switching valve switches to false quasi- branch；
2.2) digital valve pack is pressed in adjusting；
2.3) false quasi- needle type regulating valve aperture is adjusted according to model discharge characteristic.
Preferably, the pipeline preheating, specifically comprises the following steps:
3.1) pressure digital valve pack gives smaller flow in adjusting；
3.2) it adjusts heater power and preheats pipeline；
3.3) heater, line temperature close to test temperature when enter next stage.
Preferably, the supply gas pressure, flow and temperature are adjusted, and are specifically comprised the following steps:
4.1) pressure digital valve pack gives test flow in adjusting:
4.2) heater power is adjusted；
4.3) feed air temperature, pressure and flow, which reach test requirements document and stablize Hou Peng, enters next stage.
Preferably, the anti-deicing Test Data Collecting, specifically comprises the following steps:
5.1) rapid switching valve switches to model branch；
5.2) fine adjustments are carried out to the pressure, temperature, flow of model entrance；
5.3) test data is collected and recorded.
Preferably, the exhaust cooling, specifically comprises the following steps:
6.1) rapid switching valve switches to false quasi- branch；
6.2) heater is closed, gas supply flow is reduced；
6.3) heater, line temperature terminate test after dropping to safe temperature.
Advantages and advantages of the present invention are to provide a kind of anti-deicing test method of icing wind tunnel, it can be to test
Wing in section carries out anti-deicing test, and easy to operate, good in anti-interference performance.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
As shown in Figure 1, the present invention provides a kind of anti-deicing test method of icing wind tunnel, include the following steps:
1) model exhaust needle type regulating valve cold conditions calibration；
2) false quasi- branch needle type regulating valve cold conditions calibration；
3) pipeline preheats；
4) supply gas pressure, flow and temperature are adjusted；
5) anti-deicing Test Data Collecting；
6) exhaust cooling.
The model exhaust needle type regulating valve cold conditions calibration, specifically comprises the following steps:
1.1) rapid switching valve switches to model branch；
1.2) digital valve pack is pressed in adjusting；
1.3) exhaust needle-like control valve opening is adjusted according to model stream Jiang characteristic.
The false quasi- branch needle type regulating valve cold conditions calibration, specifically comprises the following steps:
2.1) rapid switching valve switches to false quasi- branch；
2.2) digital valve pack is pressed in adjusting；
2.3) false quasi- needle type regulating valve aperture is adjusted according to model discharge characteristic.
The pipeline preheating, specifically comprises the following steps:
3.1) pressure digital valve pack gives smaller flow in adjusting；
3.2) it adjusts heater power and preheats pipeline；
3.3) heater, line temperature close to test temperature when enter next stage.
The supply gas pressure, flow and temperature are adjusted, and are specifically comprised the following steps:
4.1) pressure digital valve pack gives test flow in adjusting:
4.2) heater power is adjusted；
4.3) feed air temperature, pressure and flow, which reach test requirements document and stablize Hou Peng, enters next stage.
The anti-deicing Test Data Collecting, specifically comprises the following steps:
5.1) rapid switching valve switches to model branch；
5.2) fine adjustments are carried out to the pressure, temperature, flow of model entrance；
5.3) test data is collected and recorded.
The exhaust cooling, specifically comprises the following steps:
6.1) rapid switching valve switches to false quasi- branch；
6.2) heater is closed, gas supply flow is reduced；
6.3) heater, line temperature terminate test after dropping to safe temperature.
The present invention can carry out anti-deicing test, and easy to operate, good in anti-interference performance to the wing in test section.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (7)
1. the anti-deicing test method of icing wind tunnel, which comprises the steps of:
1) model exhaust needle type regulating valve cold conditions calibration；
2) false quasi- branch needle type regulating valve cold conditions calibration；
3) pipeline preheats；
4) supply gas pressure, flow and temperature are adjusted；
5) anti-deicing Test Data Collecting；
6) exhaust cooling.
2. the anti-deicing test method of icing wind tunnel according to claim 1, which is characterized in that the model is vented needle-like tune
The calibration of valve cold conditions is saved, is specifically comprised the following steps:
1.1) rapid switching valve switches to model branch；
1.2) digital valve pack is pressed in adjusting；
1.3) exhaust needle-like control valve opening is adjusted according to model stream Jiang characteristic.
3. the anti-deicing test method of icing wind tunnel according to claim 1, which is characterized in that the false quasi- branch needle-like tune
The calibration of valve cold conditions is saved, is specifically comprised the following steps:
2.1) rapid switching valve switches to false quasi- branch；
2.2) digital valve pack is pressed in adjusting；
2.3) false quasi- needle type regulating valve aperture is adjusted according to model discharge characteristic.
4. the anti-deicing test method of icing wind tunnel according to claim 1, which is characterized in that the pipeline preheating, specifically
Include the following steps:
3.1) pressure digital valve pack gives smaller flow in adjusting；
3.2) it adjusts heater power and preheats pipeline；
3.3) heater, line temperature close to test temperature when enter next stage.
5. the anti-deicing test method of icing wind tunnel according to claim 1, which is characterized in that the supply gas pressure, flow
It adjusts, specifically comprises the following steps: with temperature
4.1) pressure digital valve pack gives test flow in adjusting:
4.2) heater power is adjusted；
4.3) feed air temperature, pressure and flow, which reach test requirements document and stablize Hou Peng, enters next stage.
6. the anti-deicing test method of icing wind tunnel according to claim 1, which is characterized in that the anti-deicing test data
Acquisition, specifically comprises the following steps:
5.1) rapid switching valve switches to model branch；
5.2) fine adjustments are carried out to the pressure, temperature, flow of model entrance；
5.3) test data is collected and recorded.
7. the anti-deicing test method of icing wind tunnel according to claim 1, which is characterized in that the exhaust cooling, including
Following steps:
6.1) rapid switching valve switches to false quasi- branch；
6.2) heater is closed, gas supply flow is reduced；
6.3) heater, line temperature terminate test after dropping to safe temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910624760.2A CN110411698A (en) | 2019-07-11 | 2019-07-11 | The anti-deicing test method of icing wind tunnel |
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| CN201910624760.2A CN110411698A (en) | 2019-07-11 | 2019-07-11 | The anti-deicing test method of icing wind tunnel |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238759A (en) * | 2020-03-31 | 2020-06-05 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel pressure measurement test method |
| CN111307406A (en) * | 2020-05-06 | 2020-06-19 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel liquid water content measuring method |
| CN111795796A (en) * | 2020-09-08 | 2020-10-20 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel ice prevention and removal test method and system |
| CN111929025A (en) * | 2020-09-29 | 2020-11-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot gas supply system and method for anti-icing and deicing test |
| CN112197932A (en) * | 2020-12-07 | 2021-01-08 | 中国空气动力研究与发展中心低速空气动力研究所 | Surface temperature correction method and measurement method for airplane anti-icing and deicing test model |
| CN112798213A (en) * | 2021-04-08 | 2021-05-14 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot air supply rapid adjusting system and air supply method for icing wind tunnel |
| CN113252291A (en) * | 2021-07-15 | 2021-08-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel air supply system and method |
| CN114034459A (en) * | 2022-01-10 | 2022-02-11 | 中国空气动力研究与发展中心低速空气动力研究所 | Anti-icing and deicing test temperature control method and system |
| CN115452312A (en) * | 2022-10-26 | 2022-12-09 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot gas flow measurement and control method and system |
| CN116448376A (en) * | 2023-06-16 | 2023-07-18 | 中国空气动力研究与发展中心低速空气动力研究所 | Spray air supply system for icing wind tunnel and adjusting method |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238759A (en) * | 2020-03-31 | 2020-06-05 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel pressure measurement test method |
| CN111238759B (en) * | 2020-03-31 | 2021-07-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel pressure measurement test method |
| CN111307406A (en) * | 2020-05-06 | 2020-06-19 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel liquid water content measuring method |
| CN111307406B (en) * | 2020-05-06 | 2020-11-06 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel liquid water content measuring method |
| CN111795796A (en) * | 2020-09-08 | 2020-10-20 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel ice prevention and removal test method and system |
| CN111929025A (en) * | 2020-09-29 | 2020-11-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot gas supply system and method for anti-icing and deicing test |
| CN112197932B (en) * | 2020-12-07 | 2021-03-12 | 中国空气动力研究与发展中心低速空气动力研究所 | Surface temperature correction method and measurement method for airplane anti-icing and deicing test model |
| CN112197932A (en) * | 2020-12-07 | 2021-01-08 | 中国空气动力研究与发展中心低速空气动力研究所 | Surface temperature correction method and measurement method for airplane anti-icing and deicing test model |
| CN112798213A (en) * | 2021-04-08 | 2021-05-14 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot air supply rapid adjusting system and air supply method for icing wind tunnel |
| CN113252291A (en) * | 2021-07-15 | 2021-08-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel air supply system and method |
| CN114034459A (en) * | 2022-01-10 | 2022-02-11 | 中国空气动力研究与发展中心低速空气动力研究所 | Anti-icing and deicing test temperature control method and system |
| CN115452312A (en) * | 2022-10-26 | 2022-12-09 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot gas flow measurement and control method and system |
| CN115452312B (en) * | 2022-10-26 | 2023-02-03 | 中国空气动力研究与发展中心低速空气动力研究所 | Hot gas flow measurement and control method and system |
| CN116448376A (en) * | 2023-06-16 | 2023-07-18 | 中国空气动力研究与发展中心低速空气动力研究所 | Spray air supply system for icing wind tunnel and adjusting method |
| CN116448376B (en) * | 2023-06-16 | 2023-08-18 | 中国空气动力研究与发展中心低速空气动力研究所 | Spray air supply system for icing wind tunnel and adjusting method |
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