Aircraft Design Projects Episode 2 potx

... Fig. 2. 8 Wing taper ratio sensitivity study (example) DOC per flight ($) Wing area (sq. ft) Op. empty weight (lb) 22 80 25 70 620 25 60 610 22 60 25 50 600 22 40 25 40 590 22 20 25 30 ... Fig. 2. 3 Analysis of existing aircraft data (example) “chap 02 — 20 03/3/10 — page 30 — #25 30 Aircraft Design Projects 588 584 580 0 .25 0.30 Wing taper ratio 0.35 0...

Ngày tải lên: 08/08/2014, 11:21

... reaction. Answers: eutectic at 650°C: L(31% Sb) = α( 12% Sb) + β( 32% Sb). eutectic at 520 °C: L(77% Sb) = Cu 2 Sb + δ(98% Sb). eutectoid at 420 °C: β( 42% Sb) = ε(38% Sb) + Cu 2 Sb. 3.4 A copper-antimony alloy containing ... −Q T 0 (5. 12) so that (S 2 − S 1 ) = −(S 2 − S 1 ) environment = Q T 0 . (5.13) This can then be substituted into eqn. (5.9) to give us W f = −(U 2 − U...

Ngày tải lên: 13/08/2014, 05:20

... from the expression 2 tan0 simplified Vabr =- - 71 H WL, Figure 2. 8 P E w3I2 refined Vabr =n2 ~2 ~3 12 L9 Ic 30 Tribology in machine design where k=h - 2BmR. If 1, is ... coefficient. Equations (2. 52) , (2. 53), (2. 54) and (2. 55) help to establish whether or not the lubricated contact is in the hydrodynamic or elastohydrodynamic lubrication regime. 2....

Ngày tải lên: 13/08/2014, 05:21

... Fig. 2. 8 Wing taper ratio sensitivity study (example) DOC per flight ($) Wing area (sq. ft) Op. empty weight (lb) 22 80 25 70 620 25 60 610 22 60 25 50 600 22 40 25 40 590 22 20 25 30 ... performance 25 4 8.10 Cost estimations 25 9 8.11 Trade-off studies 26 1 8. 12 Design review 26 3 8. 12. 1 Final baseline aircraft description 26 3 8. 12. 2 Future considera...

Ngày tải lên: 13/02/2014, 09:20

... Aircraft viability 2. 2 Information retrieval 11 2. 2.1 Existing and competitive aircraft 11 2. 2 .2 Technical reports 12 2. 2.3 Operational experience 12 2. 3 Aircraft requirements 12 2. 3.1 Market ... analysis 22 2. 6.4 Engine data 24 2. 6.5 Aircraft performance 25 2. 6.6 Initial technical report 25 2. 7 Refining the initial layout 25 2. 7.1 Constraint analysis 2...

Ngày tải lên: 05/03/2014, 17:20

... and 2 222 2 22 22 ttt iii jj i DAX XAGCX XCG=++ + (17) 14 Will-be-set-by-IN-TECH Z = ⎡ ⎣ 0.0373 0.0133 −0.00 52 0.0133 0.0083 0. 020 2 −0.00 52 0. 020 2 1. 025 6 ⎤ ⎦ , T = ⎡ ⎣ 0.0134 0.0053 0. 025 6 0.0075 ... + Δ and 22 222 tt i jj i BK X X K B Δ =−Δ − Δ From (15), we have: 2 123 D M =Σ +Σ +Σ with 22 22 1 22 22 0 0 ij ij tt t t ji j i BK X BK X XKB XK B −−Δ ⎡ ⎤ ⎢ ⎥ Σ= −...

Ngày tải lên: 19/06/2014, 08:20

... review 20 0 References 20 1 8 Project study: advanced deep interdiction aircraft 20 2 8.1 Introduction 20 3 8 .2 Project brief 20 3 8 .2. 1 Threat analysis 20 3 8 .2. 2 Stealth considerations 20 4 8 .2. 3 ... Fig. 2. 3 Analysis of existing aircraft data (example) Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com “chap 02 — 20 03/3/10 — page 32 —...

Ngày tải lên: 27/06/2014, 14:20

... customers Aircraft viability 2. 2 Information retrieval 11 2. 2.1 Existing and competitive aircraft 11 2. 2 .2 Technical reports 12 2. 2.3 Operational experience 12 2. 3 Aircraft requirements 12 2. 3.1 ... analysis 22 2. 6.4 Engine data 24 2. 6.5 Aircraft performance 25 2. 6.6 Initial technical report 25 2. 7 Refining the initial layout 25 2. 7.1 Constraint analysis...

Ngày tải lên: 27/06/2014, 17:20

... checklist 3 32 11.1.1 Initial questions 3 32 11.1 .2 Technical tasks 3 32 11 .2 Teamworking 333 11 .2. 1 Team development 335 “chap 02 — 20 03/3/10 — page 22 — #17 22 Aircraft Design Projects then ... estimation 16 2. 5 .2 Initial layout drawing 19 2. 6 Baseline evaluation 19 2. 6.1 Mass statement 19 2. 6 .2 Aircraft balance 21 2. 6.3 Aerodynamic analysis 22 2....

Ngày tải lên: 27/06/2014, 17:20

... retrieval 11 2. 2.1 Existing and competitive aircraft 11 2. 2 .2 Technical reports 12 2. 2.3 Operational experience 12 2. 3 Aircraft requirements 12 2. 3.1 Market and mission issues 13 2. 3 .2 Airworthiness ... Engine data 24 2. 6.5 Aircraft performance 25 2. 6.6 Initial technical report 25 2. 7 Refining the initial layout 25 2. 7.1 Constraint analysis 26 2. 7 .2 Tr...

Ngày tải lên: 27/06/2014, 17:20