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Skills في هذا المستودع
جمع SkillsMP عدد ٦٤٧ من skills من MP-AI-20/mechanical-engineering-skills. افتح أي skill لمراجعة مصدره وتفاصيله.
MP-AI-20/mechanical-engineering-skillsعرض ٤٠ من أصل ٦٤٧ skills مجمعة.
Ship resistance and propulsion — total resistance components (friction, wave, form, appendage, air), Froude number, Frictional resistance (ITTC-1957 Cf, form factor 1+k), wave resistance (Michell-Hogner thin ship, Kelvin wave pattern), model testing (Froude…
لغة النص الأصلي: الإنجليزية
Ship stability — metacentric height GM (initial stability), righting lever GZ curves (large angle stability), Archimedes' principle and displacement, free surface effect (FSE), wall-sided formula, cross curves of stability, IMO intact stability criteria (IS…
لغة النص الأصلي: الإنجليزية
Ship structures — longitudinal strength (hull girder bending), section modulus, wave bending moment, local strength, classification society rules (DNV, ABS, LR), fatigue, corrosion allowance.
لغة النص الأصلي: الإنجليزية
Shock and impact — impact factor, strain rate effects, energy methods for impact stress, DBTT, Charpy/Izod testing, drop weight, shock spectrum, fragility.
لغة النص الأصلي: الإنجليزية
Advanced shot peening — Almen intensity (A, N, C strips), peening coverage (Avrami equation), compressive residual stress depth profile (X-ray diffraction), peening-induced work hardening, controlled shot peening (CSP) vs. laser shock peening (LSP), peen…
لغة النص الأصلي: الإنجليزية
Engineering signal processing — FFT, windowing, aliasing, filtering (FIR/IIR), PSD, coherence, cross-correlation, order tracking, envelope analysis, digital signal conditioning.
لغة النص الأصلي: الإنجليزية
Silencer/muffler design — reactive (expansion chamber, Helmholtz, side-branch) and dissipative (lined duct) types, transmission loss TL, insertion loss IL, back-pressure, engine exhaust.
لغة النص الأصلي: الإنجليزية
Silo and hopper design — Janssen wall loads, Reimbert, hopper flow modes (mass flow/funnel flow), critical outlet, arching, EN 1991-4, AS 3774, bin activators.
لغة النص الأصلي: الإنجليزية
Six Sigma methodology — DMAIC (Define, Measure, Analyze, Improve, Control), process capability indices (Cp, Cpk, Ppk), Gage R&R measurement system analysis (% study variation, number of distinct categories), hypothesis testing (t-test, ANOVA, chi-square), DOE…
لغة النص الأصلي: الإنجليزية
Sliding mode control (SMC) — sliding surface design (relative degree, manifold s=0), equivalent control, reaching law (constant rate, power rate, exponential), chattering reduction (boundary layer, super-twisting algorithm), higher-order SMC (HOSM), Lyapunov…
لغة النص الأصلي: الإنجليزية
Smart composites — embedded sensors/actuators, SHM with Lamb waves, piezoelectric PZT/MFC, shape memory alloy actuation, embedded fiber optic (FBG), self-healing composites, electro-active polymers.
لغة النص الأصلي: الإنجليزية
Snap-fit design — cantilever snap (deflection, strain, mating force), annular snap (ring snap), torsional snap, permissible strain by polymer (semi-crystalline vs. amorphous), undercut geometry, mold release requirements (draft, side actions), assembly force…
لغة النص الأصلي: الإنجليزية
Soft tissue biomechanics — hyperelastic models (Fung exponential, Holzapfel-Gasser-Ogden anisotropic, Mooney-Rivlin), viscoelasticity (quasi-linear viscoelastic model, Prony series), failure criteria (tissue toughness, ultimate stress), tendon, ligament,…
لغة النص الأصلي: الإنجليزية
Solar thermal systems — flat plate collector (Hottel-Whillier model, FR, UL, FRUL), evacuated tube collectors, concentrating solar power (parabolic trough, Fresnel, heliostat/tower, dish-Stirling), optical efficiency, concentration ratio, working fluids…
لغة النص الأصلي: الإنجليزية
Solidification simulation — Stefan problem, enthalpy method, Scheil equation for microsegregation, dendrite arm spacing (PDAS/SDAS), hot tearing criterion (Rappaz-Drezet-Gremaud), shrinkage porosity (Niyama criterion), phase field modeling, CALPHAD…
لغة النص الأصلي: الإنجليزية
Spacecraft thermal control — radiation heat balance (solar flux, albedo, Earth IR), radiator sizing (Stefan-Boltzmann), multi-layer insulation (MLI) effective emittance, heater sizing, heat pipe (variable conductance VCHP), optical properties (α/ε ratio for…
لغة النص الأصلي: الإنجليزية
Specific impulse (Isp) calculation and optimization — thermochemical equilibrium (NASA CEA, Gordon-McBride), frozen vs. shifting equilibrium, characteristic velocity c*, thrust coefficient CF, delivered Isp vs. ideal, combustion efficiency factors (mixing,…
لغة النص الأصلي: الإنجليزية
Spherical roller bearing (SRB) design and selection — radial and axial load capacity, dynamic load rating C, static load rating C0, equivalent dynamic load P (combined radial Fr + axial Fa), ISO 281 L10 life calculation, modified rating life Lnm (ISO…
لغة النص الأصلي: الإنجليزية
Metal spinning and flow forming — conventional spinning (manual and CNC), shear spinning (Sine rule, wall thickness), flow forming (tube and disc), material formability (spinnability rating), roller force and power, wrinkling and cracking failure modes,…
لغة النص الأصلي: الإنجليزية
Spray cooling heat transfer — spray impact regime (single droplet, dense spray), heat transfer coefficient correlations (Mudawar-Deiters, Rybicki-Mudawar), critical heat flux (CHF) for spray cooling, nozzle spray characteristics (flow rate, drop size, spray…
لغة النص الأصلي: الإنجليزية
Spring buckling analysis — critical free length to diameter ratio for coil springs (Haringx vs. Euler column analogy), buckling modes (lateral, tilting), slenderness ratio L_0/D, fixed vs. pivoted end conditions, buckling in compression springs, deflection at…
لغة النص الأصلي: الإنجليزية
Complete spring design — helical compression/tension/torsion, leaf springs, Belleville washers. Wahl factor, fatigue, buckling, natural frequency, clash allowance, material selection.
لغة النص الأصلي: الإنجليزية
Spring fatigue design — Wahl stress correction factor, mean and alternating shear stress, Goodman-Zimmerli diagram for springs, modified Goodman for helical springs, corrected endurance limit (Zimmerli data for spring wire), set removal (presetting), shot…
لغة النص الأصلي: الإنجليزية
Spring material selection and properties — ASTM wire grades (A228 music wire, A227 hard drawn, A232 Cr-V, A401 Cr-Si, A313 stainless, A555 phosphor bronze, B197 beryllium copper), tensile strength vs. wire diameter, shear modulus G, elastic modulus E,…
لغة النص الأصلي: الإنجليزية
Stainless steel grades — austenitic (304/316/317), ferritic, martensitic, duplex, PH grades, mechanical properties, corrosion resistance, weldability, applications.
لغة النص الأصلي: الإنجليزية
State-space control — pole placement, LQR optimal control, Kalman filter observer, controllability/observability, separation principle, MATLAB design, gain scheduling, LPV systems.
لغة النص الأصلي: الإنجليزية
Statistical tolerancing — worst-case vs. RSS (root sum of squares) tolerancing, normal distribution tolerancing, process capability (Cp, Cpk), Six Sigma tolerance design, Monte Carlo simulation for tolerance stackup, assembly tolerance loops, mean shift…
لغة النص الأصلي: الإنجليزية
Steel designation lookup — AISI/SAE system, ASTM designations, heat treatment conditions, mechanical properties, hardness-strength conversions, international equivalents.
لغة النص الأصلي: الإنجليزية
Structural steel design — AISC 360 LRFD/ASD, member selection (W-shapes, HSS, channels), axial compression (λ, Fcr, KL/r slenderness), beam bending (Lb unbraced length, Cb, Lp, Lr, lateral-torsional buckling), combined loading (H1-1a/b interaction),…
لغة النص الأصلي: الإنجليزية
Automotive steering system design — Ackermann geometry, steering ratio, rack-and-pinion sizing, power steering (hydraulic EPS vs. EHPS), column and intermediate shaft design, toe, caster, camber, kingpin inclination, scrub radius, steering effort (road feel),…
لغة النص الأصلي: الإنجليزية
Stirling engine thermodynamics — Stirling cycle (isothermal expansion/compression, isochoric regeneration), ideal cycle efficiency (Carnot), Schmidt analysis (practical closed-form), regenerator effectiveness and NTU method, displacer/piston kinematics…
لغة النص الأصلي: الإنجليزية
Atmospheric and pressure storage tank design — API 650 (vertical welded tanks), API 620 (large welded low-pressure tanks), API 653 (inspection), shell ring design (hydrostatic pressure, wind load, seismic), floating roof vs. fixed roof, vent sizing (API…
لغة النص الأصلي: الإنجليزية
Strain gauge measurement — gauge factor, Wheatstone bridge, rosette analysis, temperature compensation, principal strains, residual stress measurement, signal conditioning.
لغة النص الأصلي: الإنجليزية
Strain gauge rosette analysis — rectangular rosette (0-45-90°), delta rosette (0-60-120°), principal strains and stresses from rosette readings, Mohr's circle for strain, principal angle calculation, residual stress measurement (hole drilling ASTM E837),…
لغة النص الأصلي: الإنجليزية
Stress concentration factors Kt and Kf — Peterson charts, notch sensitivity, Neuber rule for plastic correction, fatigue notch factor, common geometry tables.
لغة النص الأصلي: الإنجليزية
Stress intensity factor (SIF) — Mode I/II/III K_I/K_II/K_III, Irwin K-G relationship, SIF for common geometries (edge crack, central crack, surface crack, corner crack), stress intensity correction factors (F-functions, finite width correction), superposition…
لغة النص الأصلي: الإنجليزية
Complete structural analysis — bending, axial, shear, torsion, combined loading, all failure modes, factor of safety. Shigley/Hibbeler depth. Triggers when user asks about stress, strain, structural loading, or "will this break".
لغة النص الأصلي: الإنجليزية
Structural field troubleshooting — fatigue cracking (detail categories, stress range, crack growth Paris law), anchor bolt failures (pull-out, shear, prying, inadequate embedment, ACI 318 Chapter 17), foundation problems (differential settlement, bearing…
لغة النص الأصلي: الإنجليزية
Structural health monitoring (SHM) — damage detection methods (Lamb waves, AE, strain, modal), sensor networks, damage indices, guided wave propagation, PZT transducers, aerospace/civil SHM.
لغة النص الأصلي: الإنجليزية
Structural testing — proof load, static load test, load application methods, strain gauge rosettes, load measurement, test-analysis correlation, qualification testing, scale models.
لغة النص الأصلي: الإنجليزية