KR20000070569A - 동체 피토-정적 튜브 - Google Patents
동체 피토-정적 튜브 Download PDFInfo
- Publication number
- KR20000070569A KR20000070569A KR1019997006815A KR19997006815A KR20000070569A KR 20000070569 A KR20000070569 A KR 20000070569A KR 1019997006815 A KR1019997006815 A KR 1019997006815A KR 19997006815 A KR19997006815 A KR 19997006815A KR 20000070569 A KR20000070569 A KR 20000070569A
- Authority
- KR
- South Korea
- Prior art keywords
- contour
- phyto
- static tube
- static
- fuselage
- Prior art date
Links
- 230000003068 static effect Effects 0.000 claims abstract description 24
- 238000007710 freezing Methods 0.000 claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims abstract description 9
- 230000007423 decrease Effects 0.000 claims description 8
- 230000005284 excitation Effects 0.000 claims 1
- 210000001331 nose Anatomy 0.000 abstract description 32
- 238000013461 design Methods 0.000 description 36
- 230000009467 reduction Effects 0.000 description 30
- 230000035939 shock Effects 0.000 description 29
- 238000005259 measurement Methods 0.000 description 22
- 230000035945 sensitivity Effects 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 238000009530 blood pressure measurement Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- 230000002528 anti-freeze Effects 0.000 description 4
- 210000003128 head Anatomy 0.000 description 4
- 230000002706 hydrostatic effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000013585 weight reducing agent Substances 0.000 description 3
- UJCHIZDEQZMODR-BYPYZUCNSA-N (2r)-2-acetamido-3-sulfanylpropanamide Chemical compound CC(=O)N[C@@H](CS)C(N)=O UJCHIZDEQZMODR-BYPYZUCNSA-N 0.000 description 2
- 241001669680 Dormitator maculatus Species 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 241001483078 Phyto Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Measuring Fluid Pressure (AREA)
- Measuring Volume Flow (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
Description
X/B | Yu/B | -Yl/B |
0.0000 | 0.000 | 0.000 |
0.0333 | 0.0346-0.0376 | 0.0346-0.0376 |
0.0640 | 0.0477-0.0507 | 0.0477-0.0507 |
0.1044 | 0.0570-0.0600 | 0.0570-0.0600 |
0.2171 | 0.0690-0.0730 | 0.0690-0.0730 |
0.3242 | 0.0725-0.0765 | 0.0725-0.0765 |
0.4013 | 0.0739-0.0779 | 0.0739-0.0779 |
0.5204 | 0.0736-0.0776 | 0.0736-0.0776 |
0.5992 | 0.0721-0.0761 | 0.0721-0.0761 |
0.7105 | 0.0681-0.0721 | 0.0681-0.0721 |
0.8067 | 0.0602-0.0642 | 0.0602-0.0642 |
0.8603 | 0.0501-0.0550 | 0.0501-0.0550 |
0.9464 | 0.0248-0.0288 | 0.0248-0.0288 |
1.0000 | 0.0000-0.0160 | 0.0000-0.0160 |
Claims (10)
- 전압·정압과 영입각을 측정하기 위한 세 그룹의 오리피스들(2; 3; 6, 7), 및 공기통로(10)와 전기가열 요소들(4, 8)을 구비한 한편 그들 사이에 배치된 항동결 시스템 장착하기 위한 축대칭 본체(1)와 지주(5)로 이루어진 동체 피토-정적 튜브에 있어서, 상기 영입각 측정용 오리피스들(6, 7)이 둥근 노즈(16)나 경사진 노즈를 가진 아음속 기체동력학적 윤곽 형태의 단면을 가지는 지주(5)상에 배치되며, 또한 상기 오리피스들(6, 7)이 상기 윤곽의 노즈(16)와 그 최대 두께 위치 사이에 배치되는 것을 특징으로 하는 동체 피토-정적 튜브.
- 제 1 항에 있어서, 상기 지주(5)의 단면의 기체동력학적 윤곽의 후연(17)이 바닥 절단부(13)를 가지는 것을 특징으로 하는 동체 피토-정적 튜브.
- 제 1 항에 있어서, 상기 축대칭 본체(1)의 꼬리부가 경사부와 바닥 절단부(14)를 가지는 것을 특징으로 하는 동체 피토-정적 튜브.
- 제 1 항에 있어서, 상기 축대칭 본체(1)의 꼬리부가 그 최대 상대 두께 영역에 있는 상기 지주의 기체동력학적 윤곽에서 끝나는 한편 그 윤곽과 부드럽게 결합되는 것을 특징으로 하는 동체 피토-정적 튜브.
- 제 1 항에 있어서, 상기 지주(5)의 기체동력학적 윤곽이 비대칭적인 것을 특징으로 하는 동체 피토-정적 튜브.
- 제 1 항에 있어서, 상기 축대칭 본체(1)가 상기 원통부상에 정압 측정용 오리피스들이 배치된 융기부(15)를 가지는 것을 특징으로 하는 동체 피토-정적 튜브.
- 제 1 항에 있어서, 상기 항동결 시스템의 전기가열 요소(8)가 상기 지주(5)의 전연을 향해 옮겨져 있는 것을 특징으로 하는 동체 피토-정적 튜브.
- 상기 윤곽 현의 단부들상에 배치되어 있음과 아울러 윤곽 외곽선(18, 19)의 상하부의 부드러운 선들에 의해 서로 연결되어 있는 길이 B의 현·둥근 전연(16) 및 날카롭거나 무딘 후연(17)을 가지는 한편, 상기 제 1 항 내지 제 7 항중 어느 한항에 따라서 구성되는 동체 피토-정적 튜브용 기체동력학적 윤곽에 있어서, 상기 전연(16)은 Rc = 0.03*B-0.034B의 범위에 있는 상기 외곽선(18, 19)의 상하부(18, 19)의 점들에 대한 곡률반경 Rc을 갖고, 윤곽 C의 최대 상대두께는 C = 0.146-0.156 범위에 있는 한편 그 현을 따라 상기 윤곽의 전연(16)으로부터 측정할 때 거리 X = 0.3*B-0.6*B의 거리 만큼 떨어져 배치되며, 또한 그 현을 따라 상기 윤곽의 전연(16)으로부터 측정할 때 거리 X/B 만큼 떨어져 배치된 한편 외곽선 Yu/B의 상부(18)과 윤곽선 Yl/B의 하부(19)의 점들에 대해 상기 윤곽 현의 길이를 참조한 좌표들은 다음 테이블에 나열된 범위에 있는 것을 특징으로 하는 동체 피토-정적 튜브용 기체동력학적 윤곽.
X/B Yu/B -Yl/B 0.0000 0.000 0.000 0.0333 0.0346-0.0376 0.0346-0.0376 0.0640 0.0477-0.0507 0.0477-0.0507 0.1044 0.0570-0.0600 0.0570-0.0600 0.2171 0.0690-0.0730 0.0690-0.0730 0.3242 0.0725-0.0765 0.0725-0.0765 0.4013 0.0739-0.0779 0.0739-0.0779 0.5204 0.0736-0.0776 0.0736-0.0776 0.5992 0.0721-0.0761 0.0721-0.0761 0.7105 0.0681-0.0721 0.0681-0.0721 0.8067 0.0602-0.0642 0.0602-0.0642 0.8603 0.0501-0.0550 0.0501-0.0550 0.9464 0.0248-0.0288 0.0248-0.0288 1.0000 0.0000-0.0160 0.0000-0.0160 - 제 8 항에 있어서, 상기 윤곽이 부드럽게 변화하는 곡선을 가진 외곽선으로 형성되어 있고, 상기 윤곽 외곽선의 상부와 하부(18, 19)의 곡률이 둥근 전연(16)으로부터 값 X = 0.3*B-0.6*B에 이르는 증가 거리 X를 가진 윤곽 현을 따라 부드럽게 증가하는 한편 상기 외곽선의 일부분은 값 R = 5.5*B-15.*B에 이르는 사실상의 직선형태를 가지고 있고, 상기 수직선을 따라 그 윤곽 현으로부터 상기 윤곽 외곽선의 상부(18)까지 위를 향해 측정된 거리 Yu는 그 최대치 Yumax = 0.074*B-0.078*B까지 부드럽게 증가하고, 거리 Yu는 또한 상기 후연(17)을 향한 방향을 따라 부드럽게 감소하고, 곡률반경은 처음에 X = 0.82*B-0.9*B에 대해 값 R = 0.6*B-1.*B까지 부드럽게 감소한 후에 값 X = 0.92*B-0.95*B까지 증가하고, 이때 상기 외곽선의 볼록부는 그 오목부와 부드럽게 결합되는 한편, 상기 외곽선의 오목부의 곡률반경은 부드럽게 감소해서 윤곽치 R = 0.05*B-0.5*B의 후연에 도달하며, 또한 윤곽 외곽선의 접선과 그 후연(17)에 있는 윤곽 현 사이의 각은 X = B에 대해서 3-6。인 한편 그 윤곽선의 하부(19)는 상기 윤곽 현과 관련해서 상기 상부에 대칭인 것을 특징으로 하는 동체 피토-정적 튜브용 기체동력학적 윤곽.
- 제 8 항에 있어서, 그 상부 Yu/B 면과 그 하부 Yl/B 면(18, 19)의 외관에 대한 그 현을 참조한 치수없는 좌표들은 제 8 항에 따른 상기 외관에 대한 치수없는 대응 좌표들과 상면(18)에 대한 일정한 동일 수치인자 Ku와 하면(19)에 대한 일정한 동일 수치인자 Kl 만큼 차이가 나고, 그 상부 Ru/B 면과 그 하부 Rl/B 면(18, 19)에 대한 외관의 전연(16)에 대한 외관의 현을 참조한 치수없는 곡률들은 제 8 항에 따른 상기 외관의 상면과 하면(18, 19)에 대한 전연의 치수없는 대응 곡률반경들과 상기 일정한 동일 수치인자들의 제곱들 만큼 차이가 나며, 또한 상기 일정한 동일 수치인자들의 수치는 0.8 < Ku < 1.07 및 0.8 < Kl < 1.07의 범위내에 있는 것을 특징으로 하는 동체 피토-정적 튜브용 기체동력학적 윤곽.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RUN97101306 | 1997-01-28 | ||
RU97101306/28A RU2157980C2 (ru) | 1997-01-28 | 1997-01-28 | Фюзеляжный приемник воздушного давления со стойкой |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20000070569A true KR20000070569A (ko) | 2000-11-25 |
Family
ID=20189417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019997006815A KR20000070569A (ko) | 1997-01-28 | 1997-09-19 | 동체 피토-정적 튜브 |
Country Status (16)
Country | Link |
---|---|
US (2) | US6588285B1 (ko) |
EP (1) | EP0963556B1 (ko) |
JP (1) | JP3444425B2 (ko) |
KR (1) | KR20000070569A (ko) |
CN (1) | CN1119662C (ko) |
BR (1) | BR9714329A (ko) |
CA (1) | CA2279246C (ko) |
DE (1) | DE69718824T2 (ko) |
ES (1) | ES2191824T3 (ko) |
GE (1) | GEP20022731B (ko) |
ID (1) | ID29307A (ko) |
IL (1) | IL131078A (ko) |
PL (1) | PL184491B1 (ko) |
RU (1) | RU2157980C2 (ko) |
UA (1) | UA34521C2 (ko) |
WO (1) | WO1998033071A2 (ko) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7127335B2 (en) * | 2003-03-25 | 2006-10-24 | Rosemount Aerospace Inc. | Low airspeed assist algorithm for air data computer applications |
US6992768B2 (en) * | 2003-05-22 | 2006-01-31 | Schlumberger Technology Corporation | Optical fluid analysis signal refinement |
US8055833B2 (en) | 2006-10-05 | 2011-11-08 | Google Inc. | System and method for increasing capacity, performance, and flexibility of flash storage |
JP2008002693A (ja) * | 2006-06-20 | 2008-01-10 | Japan Aerospace Exploration Agency | スパイク飛しょう体の空力特性制御方法およびスパイク飛しょう体 |
US7938368B2 (en) | 2008-04-07 | 2011-05-10 | United Technologies Corporation | Nosecone ice protection system for a gas turbine engine |
US8240331B2 (en) * | 2008-10-16 | 2012-08-14 | Honeywell International Inc. | Negative pressure relief valve assembly |
GB0903404D0 (en) * | 2009-03-02 | 2009-04-08 | Rolls Royce Plc | Surface profile evaluation |
US20110061470A1 (en) * | 2009-09-15 | 2011-03-17 | Willard Jr Harold James | Pitot tube design for incompressible fluids with viscosity and turbulence |
US20110100137A1 (en) * | 2009-10-30 | 2011-05-05 | Willard Jr Harold James | Pitot tube design for subsonic and supersonic flow with viscosity and turbulence |
DE202010007801U1 (de) * | 2010-06-10 | 2010-09-02 | Woelke Industrieelektronik Gmbh | Einrichtung zur Messung der Geschwindigkeit eines Fluids |
US8813577B1 (en) * | 2011-11-22 | 2014-08-26 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Self-contained compressed-flow generation device for use in making differential measurements |
US8517604B2 (en) * | 2011-12-21 | 2013-08-27 | Unison Industries, Llc | Apparatus for determining an air temperature |
EP2728364B1 (en) | 2012-10-31 | 2019-04-17 | Rosemount Aerospace Inc. | Ice resistant pitot tube |
US9739287B2 (en) | 2013-01-22 | 2017-08-22 | Regal Beloit America, Inc. | Fan and motor assembly and method of assembling |
FR3002801B1 (fr) * | 2013-03-01 | 2015-03-20 | Thales Sa | Sonde de mesure de pression totale d'un ecoulement et procede de mise en oeuvre de la sonde |
US9541429B2 (en) | 2014-06-02 | 2017-01-10 | University Of Kansas | Systems, methods, and devices for fluid data sensing |
US10585109B2 (en) | 2014-06-02 | 2020-03-10 | University Of Kansas | Systems, methods, and devices for fluid data sensing |
FR3024238B1 (fr) * | 2014-07-23 | 2016-12-09 | Airbus Operations Sas | Procede et dispositif d'estimation du nombre de mach d'un aeronef. |
US10281303B2 (en) * | 2015-03-23 | 2019-05-07 | Rosemount Aerospace, Inc. | Air data probe with improved performance at angle of attack operation |
US20170088197A1 (en) * | 2015-09-25 | 2017-03-30 | GM Global Technology Operations LLC | Method of using pressure sensors to diagnose active aerodynamic system and verify aerodynamic force estimation for a vehicle |
KR101799161B1 (ko) | 2015-12-09 | 2017-11-17 | 한국항공우주연구원 | 내부 경사면을 구비한 피토튜브 |
US10160548B2 (en) * | 2016-01-04 | 2018-12-25 | The Boeing Company | Apparatuses and methods for anti-icing of speed measurement probes |
US10444367B2 (en) * | 2016-02-26 | 2019-10-15 | Honeywell International Inc. | Enhanced LiDAR air data using supplementary sensor outputs |
US9869570B1 (en) * | 2016-08-02 | 2018-01-16 | Northrop Grumman Systems Corporation | Directional dynamic absolute pressure sensor shroud and arrangement |
US10725065B2 (en) | 2016-11-14 | 2020-07-28 | Rosemount Aerospace Inc. | Angle of attack sensor with rotatable airfoil |
EP3450989A4 (en) | 2017-01-30 | 2019-12-25 | National Aviation Academy | AEROMETRIC METHOD AND DEVICE (SYSTEM) FOR MEASURING THE SPATIAL POSITION, YEAR AND SIDE SPEED OF AN AIRCRAFT |
US11221346B2 (en) * | 2017-03-13 | 2022-01-11 | Honeywell International Inc. | Ice prevention dam for, and method for forming, a pitot tube |
CN107255733B (zh) * | 2017-05-10 | 2020-01-03 | 东南大学 | 一种风向测试仪及测试方法 |
CN108357683B (zh) * | 2017-12-29 | 2021-03-23 | 西北工业大学 | 一种基于空速管的小型无人机结冰探测方法 |
RU183334U1 (ru) * | 2018-04-27 | 2018-09-18 | Акционерное общество "Аэроприбор - Восход" | Многофункциональный измеритель воздушных данных |
CN109738009A (zh) * | 2018-12-07 | 2019-05-10 | 武汉航空仪表有限责任公司 | 一种风标型多功能探头 |
CA3067550A1 (en) | 2019-01-17 | 2020-07-17 | Goodrich Corporation | Pitot tube |
CN110470859B (zh) * | 2019-09-24 | 2021-04-20 | 西北工业大学 | 一种用于空气系统内气流方向速度测量的方法 |
RU197608U1 (ru) * | 2019-12-20 | 2020-05-18 | Акционерное общество "Аэроприбор-Восход" | Приемник воздушных давлений с обогревом |
US11685534B2 (en) * | 2020-08-10 | 2023-06-27 | Lockheed Martin Corporation | System and method for determining the real-time effect of ice accumulation on aircraft surfaces on angle of attack during flight |
RU208583U1 (ru) * | 2021-05-25 | 2021-12-24 | Акционерное общество "Аэроприбор-Восход" | Многофункциональный приемник воздушных давлений |
US12214887B2 (en) | 2022-01-27 | 2025-02-04 | Hamilton Sundstrand Corporation | Environmental control system including humidity sensor |
DE202023001045U1 (de) | 2023-05-08 | 2023-07-21 | Dr. Franke + Dr. Hitzler Entwicklungen Ug (Haftungsbeschränkt) & Co. Kg | Sonde für ein Luftfahrzeug, Luft-Datensystem mit einer Sonde und Luftfahrzeug mit einer Sonde |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB857427A (en) | 1958-04-03 | 1960-12-29 | Avimo Ltd | Improvements in and relating to pitot tube devices |
FR1485502A (fr) * | 1960-03-30 | 1967-06-23 | Sonde de pression pour aérodynes | |
US3329016A (en) | 1965-10-22 | 1967-07-04 | Joseph L Leavens | Helicopter airspeed measuring system |
FR2416164A1 (fr) * | 1978-02-02 | 1979-08-31 | Aerospatiale | Profil aerodynamique a hautes performances pour voilure d'aeronef |
GB2016397B (en) | 1978-02-02 | 1982-03-24 | Aerospatiale | Aerofoil |
US4718273A (en) * | 1985-12-31 | 1988-01-12 | The Garrett Corporation | Combination alpha, static and total pressure probe |
US4920808A (en) | 1986-04-24 | 1990-05-01 | Roland Sommer | Device and method for measuring the flow velocity of a free flow in three dimensions |
US5024396A (en) | 1988-07-19 | 1991-06-18 | Principia Recherche Developpement Sa | Air or submarine engine with improved contour |
IL93554A (en) | 1989-03-08 | 1994-05-30 | Rosemount Inc | Water separator for air data emotion |
US5337602A (en) | 1992-08-24 | 1994-08-16 | Gibson Michael E | Pitot static tube having accessible heating element |
US5466067A (en) * | 1993-09-17 | 1995-11-14 | The B. F. Goodrich Company | Multifunctional air data sensing probes |
NO944346D0 (no) * | 1994-07-04 | 1994-11-15 | Hyun Dai Heavy Ind Co Ltd | Propell |
US5601254A (en) * | 1994-10-28 | 1997-02-11 | Rosemount Aerospace Inc. | Single sided backbone strut for air data sensor |
-
1997
- 1997-01-28 RU RU97101306/28A patent/RU2157980C2/ru not_active IP Right Cessation
- 1997-09-09 US US09/355,409 patent/US6588285B1/en not_active Expired - Fee Related
- 1997-09-19 CA CA002279246A patent/CA2279246C/en not_active Expired - Fee Related
- 1997-09-19 WO PCT/EP1997/005156 patent/WO1998033071A2/en not_active Application Discontinuation
- 1997-09-19 PL PL97334848A patent/PL184491B1/pl not_active IP Right Cessation
- 1997-09-19 UA UA99084846A patent/UA34521C2/uk unknown
- 1997-09-19 KR KR1019997006815A patent/KR20000070569A/ko not_active Application Discontinuation
- 1997-09-19 IL IL13107897A patent/IL131078A/en not_active IP Right Cessation
- 1997-09-19 JP JP53151198A patent/JP3444425B2/ja not_active Expired - Fee Related
- 1997-09-19 BR BR9714329A patent/BR9714329A/pt not_active IP Right Cessation
- 1997-09-19 DE DE69718824T patent/DE69718824T2/de not_active Expired - Fee Related
- 1997-09-19 ID IDW990940A patent/ID29307A/id unknown
- 1997-09-19 ES ES97909297T patent/ES2191824T3/es not_active Expired - Lifetime
- 1997-09-19 EP EP97909297A patent/EP0963556B1/en not_active Expired - Lifetime
- 1997-09-19 GE GEAP19974972A patent/GEP20022731B/en unknown
- 1997-09-19 CN CN97182045A patent/CN1119662C/zh not_active Expired - Fee Related
-
2003
- 2003-05-30 US US10/448,811 patent/US6901814B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1249037A (zh) | 2000-03-29 |
CA2279246A1 (en) | 1998-07-30 |
DE69718824D1 (de) | 2003-03-06 |
ES2191824T3 (es) | 2003-09-16 |
PL334848A1 (en) | 2000-03-27 |
CN1119662C (zh) | 2003-08-27 |
PL184491B1 (pl) | 2002-11-29 |
US6901814B2 (en) | 2005-06-07 |
JP2001508870A (ja) | 2001-07-03 |
US6588285B1 (en) | 2003-07-08 |
IL131078A0 (en) | 2001-01-28 |
IL131078A (en) | 2002-11-10 |
DE69718824T2 (de) | 2003-11-13 |
BR9714329A (pt) | 2000-03-21 |
GEP20022731B (en) | 2002-06-25 |
WO1998033071A3 (en) | 1998-10-08 |
US20040007080A1 (en) | 2004-01-15 |
EP0963556B1 (en) | 2003-01-29 |
RU2157980C2 (ru) | 2000-10-20 |
UA34521C2 (uk) | 2001-03-15 |
WO1998033071A2 (en) | 1998-07-30 |
ID29307A (id) | 2001-08-16 |
JP3444425B2 (ja) | 2003-09-08 |
CA2279246C (en) | 2003-07-22 |
EP0963556A2 (en) | 1999-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR20000070569A (ko) | 동체 피토-정적 튜브 | |
WO1998033071A9 (en) | Fuselage pitot-static tube | |
RU2152042C1 (ru) | Приемник воздушного давления (варианты) | |
US5331849A (en) | Aerodynamically shaped probe | |
EP0224569A4 (en) | FAMILY OF AERODYNAMICALLY COMPENSATED MULTIPLE MEASURING TUBES FOR STATIC PRESSURE. | |
Lee et al. | An investigation of wall-proximity effect using a typical large-scale five-hole probe | |
Gault | An investigation at low speed of the flow over a simulated flat plate at small angles of attack using pitot-static and hot-wire probes | |
Awbi et al. | Effect of wind-tunnel walls on the drag of a sphere | |
Ahmed | Flow over thick airfoils in ground effect-an investigation on the influence of camber | |
Uselton et al. | Summary of sting interference effects for cone, missile, and aircraft configurations as determined by dynamic and static measurements | |
Beheim | A Preliminary Investigation at Mach Number 1.91 of an Inlet Configuration Designed for Insensitivity to Positive Angle-of-Attack Operation | |
CN218098239U (zh) | 一种基于水滴型线改进的探针杆体及探针 | |
Van Hise | Investigation of variation in base pressure over the Reynolds number range in which wake transition occurs for two-dimensional bodies at Mach numbers from 1.95 to 2.92 | |
Sullerey et al. | Effectiveness of flow control devices on S-duct diffuser performance in the presence of inflow distortion | |
HUNT et al. | Flow fields and aerodynamic characteristics for hypersonic missiles with mid-fuselage inlets | |
CZ259299A3 (cs) | Pilotova statická trubice pro trup letadla a “ aerodynamický profil její vzpěry | |
Wardlaw Jr et al. | Multistable vortex patterns on slender, circular bodies at high incidence | |
Alexander et al. | A wind tunnel experiment for trailing edge Circulation Control on a 6 percent 2-D airfoil up to transonic mach numbers | |
Merz et al. | The subsonic near-wake of an axisymmetric semielliptical afterbody | |
Johnston | Mach 6 flow field surveys beneath the forebody of an airbreathing missile | |
Chapman | Transition of the laminar boundary layer on a delta wing with 74 degree sweep in free flight at Mach numbers from 2.8 to 5.3 | |
Cubbage | Effect of nose bluntness and controlled roughness on the flow on two hypersonic inlet center bodies without cowling at Mach 5.98 | |
Goodyer | The Evolution of Modern High Sensitivity Yawmeters | |
Howard et al. | Effect of Fabrication-type Surface Roughness on Transition on Ogive-cylinder Models at Mach Number of 1.61 and 2.01 | |
Goddard | Supersonic tunnels |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0105 | International application |
Patent event date: 19990728 Patent event code: PA01051R01D Comment text: International Patent Application |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20000904 Comment text: Request for Examination of Application |
|
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20020628 Patent event code: PE09021S01D |
|
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 20030227 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20020628 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |