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Tab
Effect of Deflection on Control Hinge Moment Derivatives, AERO C.04.01.08
Tails
see also
Derivatives
Fins
Ground Effect in Fluid Flow
Lifting Surfaces
Wings
Analysis of wind-tunnel data to determine installed tailplane lift-curve slope (Appendix A), 89029
Average Downwash Angle at Tailplane
flaps deployed, 97021
flaps undeployed, 80020
Calculation of Bending Moment, Loading and Torque on Tailplane in Steady Level Asymmetric Flight
sideslipping, turning or with failed engine, 01010
Contribution of Fin and Tailplane Separately to Airframe Noise, 90023
Deformation of Tailplane in Bending and Twisting Using Assumed Modes, 97032
Deformation of Tailplane Using Normal Modes, 99033
Effect of Static Deformation on Tailplane Load Distribution, 96037
Example of Procedure in Calculation of Effects of Propeller Slipstream on Horizontal Tailplane Flow-field, TM 193
Lift-Curve Slope for Installed Tailplane in Subcritical Flow
estimation for fin- or body-mounted, 89029
Lift-Curve Slope for Isolated Tailplane in Subcritical Flow
effect of twin fins, 91009
Viscous Full-potential (VFP) Method for Three Dimensional Wings and Wing-body Combinations
estimation of excrescence drag at subsonic speeds and analysis program, 23013
Take-Off
see also
Abandoned Take-Off
Aircraft Tyres
Balanced Field Length
Ground Performance in Take-Off and Landing
Rolling Friction Coefficient
Ski-Jump Performance
Approximate Estimation for Aeroplanes of Less Than 12 500 lbf Weight to 50 ft
all forms of propulsion, 82033
Approximate Estimation of All-Engines-Operating Distance to 35 ft
multi-engined transport aeroplanes, 76011
Approximate Estimation of Balanced Field Length for Transport Aeroplanes, 76011
effect of second-segment climb gradient, 76011
effect of various levels of deceleration, 76011
Civil Airworthiness Requirements, 76011, 82033, 85029, 87018
Detailed Example Calculation Procedure and Results for Typical Transport Aeroplane
definition of segments and their end points, 87018
influence of airworthiness requirements on, 87018
taking account of all factors affecting applied forces and moments, 87018
Discussion of Decelerating Techniques in Abandoned, 85029
response times of crew and of mechanical systems, 85029
thrust decay during turbo-fan and turbo-jet run-down, 85029
use of reverse thrust, 85029
Estimation in Phases
airborne distance, PERF EG5/1
effect of engine failure on distance, PERF EG5/1
ground run distance, PERF EG5/1
Estimation of Thrust Variation With Speed
see
Thrust of Turbo-Fan and Turbo-Jet Engines
Fatigue Loading in Ground Run
see
Fatigue Loading
Impingement Drag Due to Tyre Sidespray on Airframe
see
Skin Friction Drag
Introduction to Data Items on Estimation, 80026
Prediction of Tyre Sidespray Envelope, 83042
Reduction of Measured Data, 80009, PERF RG2/1
Screen
definition of location for runways with gradient(s), 87018
Vectored-Jet-Thrust Aircraft
effect of jet pipe temperature limiter on optimisation, 87037
optimisation of nozzle angle and speed at nozzle rotation, 87037
optimisation of proportions of ground and airborne segments, 87037
presentation of ground and airborne distances non-dimensionally, 87037
step-by-step trajectory calculation, 87037
Tangent Modulus
see also
Flat Panels in General
Stress-Strain Curves
Definition, SS3
Equations for Generalised Stress-Strain Curve in Terms of, 76016, 89052
Relationship to Secant Modulus for Generalised Stress-Strain Curve, 76016, 89052
Tangent Ogives
see
Forebody
Ogive Cylinders
Ogives
Tanks
Lubrication Systems
see
Lubrication Systems
Wing Tip
see
Wings
Tapered Plates
Isotropic
see
Flat Plates Tapered in Plan
Flat Rectangular Plates Tapered in Thickness
Laminated
see
Delamination
Tapered Struts
see
Struts in General
Taper Roller Bearings
see
Contact Phenomena
Grease in Rolling Bearings
Rolling Bearings
Tar
see
Asphalt
Bitumens
Taxiing
see also
Aircraft Tyres
Fatigue Loading
Standard Fatigue Loading Sequences
Airframe Impingement Drag Due to Tyre Sidespray
see
Impingement Drag
Tema Fouling Factors
Tabulated for Various Petroleum Products, 00016
Temperature
see also
Ambient Temperature
Runway Temperature
Temperature Distribution
Temperature Measurement
Temperature Recovery Factor
Total Temperature
Defining Points Used in ITS-90 Scale and Methods of Determining Them, 02006
Equilibrium in Self-Contained Bearing Assemblies, 78026, 78027, 78028, 78029, 79002, 97019
Equilibrium Under Forced Convection and Radiation Heat Transfer
see
Equilibrium Surface Temperature
Temperature Distribution
Estimation From Pressure Distribution, 82018
Forced Convection Heat Transfer
duct flow, AERO 00.03.26
Self-Contained Bearings or Similar Assemblies
containing concentrated heat sources, 78026, 78027, 78028, 78029, 79002
Temperature Meet (Cross) Between Streams in Various Types of Two-Stream Heat Exchangers, 98005
Temperature Measurement
see also
Ambient Temperature
Platinum Resistance Thermometers
Thermistors
Thermocouples
Calculation of Runway Temperature from Ambient Pressure and Ambient Temperature, TM 188
Considerations in Selecting Appropriate Method
for gas, liquid, solid or surface, 02006
Methods Available With Typical Designs, Accuracy, Response, Relative Costs and Applicability
absorption, emission and line reversal spectroscopy, 02006
bimetallic thermometer, 02006
capacitance (permittivity) thermometry, 02006
crayons, labels, paints, and pellets for peak value indication, 02006
deforming solids for peak value indication, 02006
density deduced from refractive index measured by light bending, 02006
eddy current induced heating monitored through resistance change, 02006
gas themometry by measuring pressure and/or volume, 02006
infrared radiation, 02006
Johnson noise power generated by thermal agitation of electron, 02006
laser-induced fluorescence, 02006
liquid in glass thermometer, 02006
magnetic susceptibility and nuclear resonance thermometry, 02006
quartz crystal vibration, 02006
remote sensing of radiation with fibre-optic probes, 02006
resistance including platinum resistance thermometers, 02006
scattering (CARS, Raman and Rayleigh), 02006
semiconductor including diode devices, 02006
speed of sound measurement, 02006
thermal imaging, 02006
thermistors, 02006
thermochromic liquid crystal colour, 02006
thermocouples, 02006, 06018
thermographic phosphor fluorescence, 02006
Temperature Recovery Factor
Forced Convection Heat Transfer
values for laminar and turbulent boundary layers, 69009, 89022
Tensile Strength
see also
Aluminium Alloys
Copper Alloys
Magnesium Alloys
Nickel Steels
Steels
Titanium Alloys
Effect on Fatigue Limit
see
High Tensile Low Alloy Steels
Low Tensile Low Alloy Steels
Effect on Fatigue Strength
see
Austenitic Stainless Steels
High Tensile Low Alloy Steels
Maraging Steels
Martensitic Stainless Steels
Precipitation Hardening Stainless Steels
Tension-Field Beams
see
Flat Panels in General
Flat Panels with Transverse Stiffeners
Terrain Roughness
Wind Speed Estimation Near Ground
effective values, 82026, 84011, 84030, 85020, 86035, 88019
Testing
see
Accelerometers
Acoustic Fatigue
Adhesives for Bonded Joints
Aircraft Performance Analysis
Aircraft Performance Reduction
Ambient Temperature
Axes Systems in Aircraft Dynamics and Performance
Dynamical Similarity
Failure Criteria
Flight Testing
Flowmetering Devices
Helicopter Performance Analysis
Materials Properties
Non-Destructive Examination
Parameter Identification
Platinum Resistance Thermometers
Standard Fatigue Loading Sequences
Statistics
Temperature Measurement
Thermistors
Thermocouples
Viscometers
Wind-Tunnel Corrections for Aerofoils
Wind-Tunnel Corrections for Bluff or Quasi-Streamlined Bodies
Wind-Tunnel Corrections for Wings
Wind-Tunnel Testing
Texture Depth of Runways
see
Runways
Thermal Absorptivity
Definition, 89022
Solar
various surfaces, 69012, 78029
Thermal Buckling
Flanges Under Compression, 80035
Flat Rectangular Plates Under Compression (Uniaxial, Non-Uniform), 69003
Flat Rectangular Plates Under Compression (Uniaxial, Non-Uniform) With Shear, 70002
Thermal Conductivity
see also
Aluminium Alloys
Copper Alloys
Magnesium Alloys
Nickel Steels
Refractory Lining Materials
Steels
Titanium Alloys
Definition, 89022
Typical Values for Synthetic Lubricants, 94020
Values for Various Ceramic, Metallic and Polymer Materials, 84041, 97019
Various Dry Rubbing Bearing Materials
carbon, polymer, thermoset, solid lubricant impregnated metal, 87007, 97019
Thermal Diffusivity
see also
Refractory Lining Materials
Definition, 89022
Thermal Effectiveness
Heat Exchangers
for design calculations and performance rating, 98003, 98004, 98005, 98006, 98007
Thermal Emissivity
Calculation of Runway Temperature from Ambient Pressure and Ambient Temperature, TM 188
Definition, 89022
Various Surfaces, 69012, 77031, 78029, 97019
Thermal Entrance Region
Internal Flow
annular-section ducts, 81045
coils, 78031
straight pipes, 92003, 93018, AERO 00.02.05
Thermal Expansion
see also
Aluminium Alloys
Copper Alloys
Magnesium Alloys
Nickel Steels
Refractory Lining Materials
Steels
Titanium Alloys
Use in Bimetallic Thermometer
see
Temperature Measurement
Values of Linear Coefficient for Various Materials
ceramic, metallic and polymer, 84041
Thermal Fatigue
Definition, 70016
Thermal Stresses
see
Cylinders of Laminated Construction
Flat Rectangular Heated Plates
Spherical Shells of Laminated Construction
Thermex
see
Diphenyl Ether/biphenyl Eutectic Solution
Thermistors
see also
Temperature Measurement
Advantages and Limitations, 02006, 06019
Cost Relative to that of Other Temperature Measuring Techniques, 02006
Method of Measuring Resistance, 06019
Resistance/Temperature Relationship, 02006, 06019
Response Times, 02006, 06019
Self-Heating Effects (Dissipation Constant), 06019
Various Types Available and Dimensions, 02006, 06019
dimensions and temperature range, 06019
Thermochromic Liquid Crystals
Use in Temperature Measurement
see
Temperature Measurement
Thermocouples
see also
Temperature Measurement
Accuracy According to Class and Type as Result of Manufacturing Tolerances, 02006
Advantages and Limitations, 02006, 06018
Calibration, Problems of Checking and Stability, 06018
Cost Relative to that of Other Temperature Measuring Techniques, 02006
Discussion of Use of Compensating or Extension Wires, 02006, 06018
error correction, 06018
selection of appropriate materials, 06018
Explanation of Method of Operation, 02006, 06018
Glossary, 06018
Heat Treatment of Wires, 06018
Installation and Checking, 06018
International Type Designations, 02006, 06018
Junction Manufacture, 06018
Material Selection for Sheath, 06018
Material Selection for Wires, 02006, 06018
Reference Devices
advantages and limitations, 06018
temperature transposition, 02006, 06018
Response TImes, 02006
Sensitivity of Various Materials at Various Temperatures, 02006, 06018
System Design and Check List, 06018
Typical Output Characteristics, 02006, 06018
Use With Data Acquisition Systems, 06018
Thermodynamic Properties
Definitions, AERO S.00.03.06
Thermodynamics
Basic Concepts, AERO S.00.03.06
Thermographic Phosphors
Use on Temperature Measurement
see
Temperature Measurement
Thermosets
Selection and Use for Dry Rubbing Bearings
see
Dry Rubbing Bearings
Thixotropic Fluid
see
Non-Newtonian Fluids
Threshold Stress Intensity Factor Range
see also
Aluminium Alloy Bars and Plates
Aluminium Alloy Sheets
Austenitic Stainless Steels
High Alloy Steels
High Tensile Low Alloy Steels
Low Tensile Low Alloy Steels
Martensitic Stainless Steels
Precipitation Hardening Stainless Steels
Titanium Alloy (Ti-10V-2Fe-3Al)
Titanium Alloy (Ti-4Al-4Mo-2Sn-0.5Si)
Titanium Alloy (Ti-4Al-4Mo-4Sn-0.5Si)
Titanium Alloy (Ti-6Al-4V)
Design for Infinite Fatigue Life, 79032
Discussion of Effect of Stress Ratio, 80036
Examples of Use, 81012, 81031, 82015
Throttle Valves
Pressure Drop Across, 69022
Thrust Bearings
see also
Dry Rubbing Bearings
Ball, Cylindrical or Needle Rolling Element
see
Grease in Rolling Bearings
Fixed-Inclined-Pad Hydrodynamic
analysis of performance of existing design, 82029, 92034
choice of pad rise, 82029, 92034
determination of churning loss, 82029, 92034
determination of effective film and pad maximum temperatures, 82029, 92034
determination of film power loss and film thickness, 82029, 92034
determination of lubricant flow rate, 82029, 92034
effect of start-up requirements on design, 82029, 92034
initial estimate of dimensions, 82029, 92034
lubricant feed arrangement, 82029, 92034
minimum film thickness and effect of misalignment, 82029, 92034
recommended pad surface finish, 82029, 92034
Guide to Choice of Type, 67033
Materials for Hydrodynamic for Industrial Use
ability to embed particles, 88018
alloys and forms available, 88018
causes of contact and effect on life, 88018
compatibility with counterface material, 88018
hardness and compatibility with counterface hardness, 88018
maximum load and operating temperature, 88018
relative fatigue strength, 88018
selection procedure to meet operating requirements, 88018
Tilting-Pad Hydrodynamic
analysis of performance of existing design, 83004, 92035
determination of effective film and pad maximum temperatures, 83004, 92035
determination of film power loss and churning loss, 83004, 92035
determination of film thickness, 83004, 92035
determination of lubricant flow rate, 83004, 92035
effect of start-up requirements on design, 83004, 92035
initial estimate of dimensions, 83004, 92035
lubricant feed arrangement, 83004, 92035
minimum film thickness and effect of misalignment, 83004, 92035
position of pivot, 83004, 92035
recommended pad surface finish, 83004, 92035
Thrust of Propellers
see also
Longitudinal Force
Windmilling Propellers
Checklist of Components Affected by Airframe Interference, 85017
Compatibility of Definition With Drag Definition, 85015, 85017
Decrement Due to Body Interference With Propeller Flow
discussion of applicability of prediction method, 86017
estimation for body with pusher or tractor propeller, 86017
Definitions
free-air, net, minimum-body, propulsive, shaft, 85015, 85017
Discussion of Airframe Interference Effects, 85015, 85017
induced and profile losses, 85015
Estimation of Braking, PERF ED1/2
Estimation of Effect of Small Changes on Level Speed, 86004
Estimation of Effect of Small Changes on Rate of Climb, 94039
Estimation of Fixed-Pitch
effect of forward speed at maximum rotation speed (engine throttled), 83028
effect of forward speed below speed for maximum rotation speed, 83028
Estimation of Uninstalled Constant-Speed, 83001
effect of activity factor, disc loading, and forward and tip speeds, 83001
effect of aerofoil section, 83001
note on estimation of installation effects, 83001
Thrust of Turbo-Fan and Turbo-Jet Engines
see also
Inoperative Engine
Spillage Drag
Windmilling Engines
Approximate Relationship Between Design Specific and By-Pass Ratio, 76034
Compatibility of Definition With Drag Definition, 69006, 81024
Convergent Nozzle in Altitude Test Facility, TM 189
Decay After Fuel Supply Cut or Throttle Closure, 85029
Definitions
see
Gross Thrust
Intrinsic Thrust
Net Thrust
Post-Exit Thrust
Pre-Entry Thrust
Standard Gross/net Thrust
Estimation of Effect of Small Changes on Level Speed, 86004
Estimation of Effect of Small Changes on Rate of Climb, 94039
Estimation of Variation With Speed During Take-Off
effect of ambient conditions, control laws and flat rating, 76034
effect of intake total pressure loss, 77001
mixed flow low by-pass and turbo-jet engines with or without reheat, 76034
unmixed flow engines, 76034
Interference of Underwing Jet Efflux With Multi-Slotted Flap
estimation of decrement due to, 82034
Measurement in Flight
see also
Mass Flow in Turbo-Fan and Turbo-Jet Engines
curves for use in, 69008
gas generator and rake traverse methods, 69007
introduction to Data Items on, 69006
static pressure or total head sampling methods, 69007
Nozzle
compressible flow equations and curves, 67035, 69008, 81004
Reverse
discussion of use to decelerate aircraft, 85029
Thrust-drag accounting from flight test data
Thunderstorms
see also
Extreme Wind Speeds
Discussion of Origin and Characteristics, 87034
Time-Dependent Aerodynamics
see
Active Controls
Indicial Aerodynamics
Unsteady Aerodynamics
Tip Tanks
see
Wings

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