MP-AI-20/mechanical-engineering-skills - الصفحة ٧

fluid-power

Hydraulic and pneumatic systems — cylinder force/speed, pump displacement, actuator sizing, pressure relief valves, flow control, circuit design, accumulators, efficiency.

لغة النص الأصلي: الإنجليزية

flutter-analysis

Flutter analysis — classical flutter (bending-torsion), panel flutter, Theodorsen function, p-k method, V-g method, flutter speed, divergence, control surface flutter, FAR 25.629, aeroelastic margin, GVT correlation.

لغة النص الأصلي: الإنجليزية

flywheel-energy-storage

Flywheel energy storage systems — moment of inertia, energy density, burst speed, material selection (steel/composite), bearing losses, vacuum housing, charge/discharge cycles, UPS applications, grid storage, safety factors.

لغة النص الأصلي: الإنجليزية

flywheel

Flywheel design — energy storage, coefficient of fluctuation, rim flywheel, solid disk, stress at speed, material limits, Watt governor, energy density.

لغة النص الأصلي: الإنجليزية

fmea-process

Process FMEA (PFMEA) — failure mode identification, RPN calculation, severity/occurrence/detection ratings, AIAG-VDA FMEA handbook, control plans, mistake-proofing (poka-yoke), FMEA linkage to design FMEA and control plans.

لغة النص الأصلي: الإنجليزية

foam-materials

Foam materials engineering — open/closed cell foams, relative density, Gibson-Ashby model, crush strength, energy absorption, thermal conductivity, acoustic absorption, polymer/metal/ceramic foams, ASTM D1621, crashworthiness.

لغة النص الأصلي: الإنجليزية

forced-vibration

Forced vibration — harmonic excitation, dynamic magnification factor, resonance, periodic forcing (Fourier), arbitrary excitation (Duhamel integral), MDOF modal superposition.

لغة النص الأصلي: الإنجليزية

forging-design

Forging design — die design, flash design, draft angles, parting line, forging allowances, grain flow, closed/open die, isothermal forging, forging pressure calculation, defects, AMS 2750 pyrometry, Nadai/Slab analysis.

لغة النص الأصلي: الإنجليزية

formula-lookup

Look up any mechanical engineering formula with full derivation, term table, units, and worked numerical example. Covers all ME domains from Shigley, Hibbeler, Roark, AISC, ASME.

لغة النص الأصلي: الإنجليزية

fos-check

Factor of safety check across ALL failure modes simultaneously for a given design. Returns ranked table of safety factors with red/yellow/green status and specific fix recommendations.

لغة النص الأصلي: الإنجليزية

fracture-mechanics

Fracture mechanics — stress intensity factor KI, critical crack size, fracture toughness KIC, Paris law fatigue crack growth, LEFM vs. EPFM, J-integral, damage tolerance design.

لغة النص الأصلي: الإنجليزية

fracture-toughness-testing

Fracture toughness testing — K_IC, J-integral, CTOD, R-curve, ASTM E399/E1820/E1290, specimen geometry, fatigue pre-cracking, plane strain conditions, test validity, fracture mechanics application to design.

لغة النص الأصلي: الإنجليزية

frame-analysis

Rigid frame analysis — slope-deflection method, moment distribution, portal method, cantilever method, sidesway, fixed-end moments, stiffness matrix method.

لغة النص الأصلي: الإنجليزية

fretting-wear

Fretting wear and fretting fatigue — stick-slip micromotion, fretting wear maps, Archard wear law, contact mechanics at fretting interface, dovetail joints, blade-disk interfaces, fretting fatigue life reduction, prevention strategies.

لغة النص الأصلي: الإنجليزية

friction-stir-welding

Friction stir welding (FSW) — tool design (shoulder/pin), process parameters (RPM/feed/tilt), material flow zones, heat generation, microstructure (TMAZ/HAZ/nugget), defects, AWS D17.3, aluminum/titanium/steel FSW, FSW-to-MIG comparison.

لغة النص الأصلي: الإنجليزية

fsi-fluid-structure-interaction

Fluid-structure interaction (FSI) — one-way and two-way coupling, ALE formulation, partitioned vs monolithic approach, flutter, Abaqus-Fluent coupling, mesh morphing, ANSYS System Coupling.

لغة النص الأصلي: الإنجليزية

fuel-cell-design

Fuel cell design — PEM/SOFC/alkaline/MCFC types, Nernst equation, Butler-Volmer kinetics, ohmic losses, mass transport, MEA design, bipolar plate design, balance of plant, stack sizing, efficiency, hydrogen supply, IEC 62282.

لغة النص الأصلي: الإنجليزية

fuel-injection

Fuel injection systems — GDI/PFI/DI diesel, injector spray characterization (SMD/spray cone), common rail pressure, injection timing/duration, nozzle flow coefficient, atomization theory, emissions impact, Bosch/Delphi systems, OBD.

لغة النص الأصلي: الإنجليزية

functionally-graded-materials

Functionally graded materials (FGM) — composition gradients, power-law/sigmoid profiles, effective properties (Voigt/Mori-Tanaka), thermal barrier applications, fabrication (SPS/PVD/AM), FEM of FGM, thermal stress reduction, aerospace/biomedical.

لغة النص الأصلي: الإنجليزية

fuselage-design

Fuselage design — semi-monocoque structure, pressurization loads, hoop and axial stress, shear flow, frame/stringer sizing, fatigue life, fail-safe design, damage tolerance, FAR 25.571, skin-stringer buckling, material selection (Al/CFRP).

لغة النص الأصلي: الإنجليزية

gasket-design

Gasket design — ASME PCC-1/ASME VIII gasket seating, gasket factors (m and y), bolt load calculations, spiral wound/ring joint/sheet gaskets, face finish requirements, leak tightness, flanged joint assembly, ASME B16.20.

لغة النص الأصلي: الإنجليزية

gating-system

Casting gating system design — pouring basin, sprue, runner, gates, riser sizing, Bernoulli/continuity equation, fill time, solidification (Chvorinov's rule), shrinkage, sand/investment/die casting, cold shuts, misruns, simulation (MAGMA/ProCAST).

لغة النص الأصلي: الإنجليزية

gdt-tolerancing

GD&T and tolerancing — ASME Y14.5, fits and limits (ANSI/ISO), flatness/roundness/cylindricity/straightness, position/runout/concentricity, datum reference frames, MMC/LMC, tolerance stack-up analysis.

لغة النص الأصلي: الإنجليزية

gear-design

Complete gear design — spur, helical, bevel, worm. Lewis bending equation, AGMA stress, pitting resistance, gear ratio, center distance, module/diametral pitch sizing, efficiency, lubrication.

لغة النص الأصلي: الإنجليزية

gear-fatigue

Gear fatigue — bending fatigue (AGMA 2101/ISO 6336), contact (pitting) fatigue, allowable bending stress, allowable contact stress, life factors, material factors, lubrication correction, micropitting, scuffing, gear fatigue test methods.

لغة النص الأصلي: الإنجليزية

gear-lubrication

Gear lubrication — EHD film thickness (Dowson-Higginson), specific film thickness (lambda ratio), lubricant selection (AGMA viscosity grades), scuffing (scoring), micropitting, thermal rating.

لغة النص الأصلي: الإنجليزية

gear-materials

Gear materials — carburized/nitrided/through-hardened steels, material grades (AGMA 923), case depth, core hardness, 8620/9310/4340/Nitralloy steels, AMS specifications, shot peening, gear material selection for automotive/aerospace/industrial.

لغة النص الأصلي: الإنجليزية

gear-noise

Gear noise and vibration — transmission error (TE), gear mesh frequency, tooth profile modification (tip relief/lead crowning), whine noise, rattle, dynamic factor, AGMA 2000 accuracy, gear measurement (STE/DTE), NVH in automotive transmissions.

لغة النص الأصلي: الإنجليزية

gear-rating-agma

AGMA gear rating — bending stress (J factor), contact stress (I factor), load distribution factor K_H, dynamic factor K_v, reliability factor, power rating, AGMA 2101/ISO 6336.

لغة النص الأصلي: الإنجليزية

gearbox-design

Gearbox design — gear ratio selection, spur/helical/bevel/planetary layout, shaft design, bearing selection, housing design, lubrication system, power density, AGMA 6014/API 613, center distance, efficiency, thermal rating.

لغة النص الأصلي: الإنجليزية

gearbox-efficiency

Gearbox efficiency — gear mesh losses, bearing losses, churning, windage, seal losses, power loss calculation, EHD film efficiency, lubrication effect on η, ISO/IEC efficiency testing, Niemann formula, loss map, thermal limit.

لغة النص الأصلي: الإنجليزية

generate-diagram

v3 SVG diagram generation workflow for MechCodex calculators — layered SVG structure, interactive labels, color palette, React component pattern, diagram types.

لغة النص الأصلي: الإنجليزية

generate-theory

Generate a complete, NASA-level theory section for any mechanical engineering topic. 11+ sections, all formulas in KaTeX, term tables, SVG diagrams, worked example. Shigley/Hibbeler depth.

لغة النص الأصلي: الإنجليزية

genetic-algorithm

Genetic algorithms — encoding (binary/real), selection (tournament/roulette), crossover, mutation, fitness function, constraint handling, NSGA-II multi-objective, engineering design optimization applications.

لغة النص الأصلي: الإنجليزية

geothermal-systems

Geothermal energy systems — flash/dry steam/binary cycle, ground source heat pumps (GSHP), geothermal gradient, borehole heat exchangers, COP, resource assessment, IGA standards.

لغة النص الأصلي: الإنجليزية

glass-engineering

Glass engineering — silicate/borosilicate/aluminosilicate glass, thermal tempering, chemical strengthening (ion exchange), fracture mechanics of glass, Weibull statistics, architectural glazing (ASTM E1300), automotive windshield, optical glass.

لغة النص الأصلي: لغات متعددة

grinding-operations

Grinding operations — abrasive types, wheel specification, specific energy, grinding ratio, surface roughness, thermal damage, dressing, CBN wheels, ANSI B74.13.

لغة النص الأصلي: الإنجليزية

gripper-design

Robotic gripper design — parallel jaw/vacuum/magnetic/soft grippers, gripping force calculation, friction coefficient, payload capacity, compliance, actuation (pneumatic/electric/hydraulic), ISO 9283 grasp taxonomy, end-of-arm tooling (EOAT) selection.

لغة النص الأصلي: الإنجليزية

gust-loads

Aircraft gust loads — discrete gust (FAR 25.341), continuous turbulence (PSD/design envelope), dynamic response factor, gust load factor, dynamic amplification, gust alleviation, wing flexibility effect, structural design load cases, CS-25 requirements.

لغة النص الأصلي: الإنجليزية

gyroscopic-effects

Gyroscopic effects — angular momentum, gyroscopic moment, precession, nutation, gyroscope applications (INS/stabilizers/CMG), spinning rotor dynamics, whirl instability, propeller gyroscopic moment on aircraft structure, bearing loads.

لغة النص الأصلي: الإنجليزية