MP-AI-20/mechanical-engineering-skills - Page 3

cam-follower

Cam and follower design — cam profiles (SHM, cycloidal, polynomial), follower motion, pressure angle, contact stress, follower jump, spring design, cam materials.

carbon-carbon-composites

Carbon-carbon composites (C/C) — processing (CVI/PIP/liquid impregnation), high-temperature properties (2000°C+), oxidation protection coatings, thermal-structural analysis, aerospace and brake disc applications.

carburizing

Carburizing heat treatment — gas/pack/vacuum carburizing, case depth, carbon profile, diffusion kinetics, core vs. case hardness, quench and temper, AMS 2759/7, AGMA 2101 gear case depth.

case-hardening

Case hardening processes — nitriding (gas/plasma/salt bath), induction hardening, flame hardening, laser hardening, case depth, residual stress, Nitrided Compound Layer, applications comparison.

casting-defects

Casting defects — shrinkage porosity, gas porosity, cold shuts, misruns, hot tears, inclusions, detection methods, remedies, ASTM E446 (radiography), sand/die/investment casting.

casting-forging

Casting and forging design rules — draft angles, parting lines, shrinkage allowances, wall thickness, gating, risers, forging flow lines, die design considerations, defects and prevention.

cavitation-analysis

Cavitation analysis — inception (σ), NPSH, bubble dynamics (Rayleigh-Plesset), erosion mechanisms, pump cavitation, hydrofoil cavitation, supercavitation, mitigation.

cavitation-erosion

Cavitation erosion — bubble collapse pressure, NPSH, erosion mechanisms, material resistance, pump cavitation, propeller cavitation, ultrasonic cavitation testing, ASTM G32, material selection.

cellular-solids

Cellular solids — foams/honeycombs, relative density, Gibson-Ashby scaling laws, open/closed cell, compression plateau, energy absorption, metallic foams, lattice structures, AM-optimized topology.

centrifugal-compressor-design

Centrifugal compressor design — Euler work, impeller geometry, velocity triangles, slip factor, vaneless/vaned diffuser, stage pressure ratio, polytropic efficiency, surge and choke, API 617.

centrifugal-fan

Centrifugal fan design — fan laws, pressure rise, specific speed, impeller types (forward/backward/radial), performance curves, system resistance, motor sizing, noise.

centrifuge-design

Centrifuge design — G-factor, rotor stress (hoop/radial), containment, critical speed, drive system, industrial decanter centrifuge, laboratory ultracentrifuge, separation theory (Sigma factor), ASME Code.

ceramic-engineering

Ceramic engineering — oxide/non-oxide ceramics, sintering, Weibull statistics for brittle fracture, fracture toughness K_IC, thermal shock resistance, glass-ceramics, coatings, ASTM C1161.

ceramic-matrix-composites

Ceramic matrix composites (CMC) — SiC/SiC and C/SiC systems, fiber types (Nicalon, Hi-Nicalon, Tyranno), matrix infiltration (CVI, PIP, MI), interfacial coatings (BN, PyC), pseudo-ductile failure, oxidation behavior, CMC turbine component design (vane, blade,…

cfd-fundamentals

CFD fundamentals — Navier-Stokes equations, discretization (FVM/FDM/FEM), pressure-velocity coupling (SIMPLE), solver settings, boundary conditions, post-processing, y+ wall treatment.

cfd-mesh

CFD meshing — structured vs. unstructured, inflation layers, y+ calculation, domain sizing, mesh independence study, overset/chimera mesh, moving mesh (ALE, remesh).

cfd-optimization

CFD shape optimization — parametric vs. adjoint, surrogate models (Kriging/RBF), design of experiments (LHS), mesh morphing, multi-objective NSGA-II, RANS-based optimization, Pareto front.

cfd-postprocessing

CFD post-processing — drag/lift coefficient extraction, force/moment integration, wake analysis, flow visualization techniques, pressure coefficient, boundary layer quantities, turbulence statistics.

cfd-turbulence

CFD turbulence modeling — RANS (k-ε, k-ω SST, Spalart-Allmaras), LES, DES, DNS, turbulence model selection guide, near-wall modeling, free shear flows, heat transfer.

check-valve

Check valve design and selection — swing/lift/ball/tilting disk/dual plate types, cracking pressure, Cv flow coefficient, water hammer prevention, API 594/API 6D, backflow prevention.

chip-formation

Chip formation in machining — shear plane model, Merchant's circle, shear angle, chip types, built-up edge, tool-chip interface temperature, chip breaker design, cutting fluids, ISO 3685.

circlip-retaining-ring

Circlip and retaining ring design — internal/external types, thrust load capacity, groove dimensions, DIN 471/472/6799, material, installation/removal tools, axial play, stacking.

circular-plate

Circular plate analysis — simply supported/fixed/free boundary, uniform pressure, concentrated load, Kirchhoff theory, deflection/stress formulas, bimetallic plate, ASME pressure vessel heads.

clutch-brake

Clutch and brake design — disc clutch/brake, drum brake, band brake, energy dissipation, thermal limits, actuation force, friction material selection, stopping time.

cogeneration

Cogeneration (CHP) — topping/bottoming cycles, electrical efficiency, heat recovery, total efficiency, heat-to-power ratio, gas turbine CHP, reciprocating engine CHP, ASHRAE 90.1, EPA CHP catalog.

cold-forging

Cold forging — forward/backward extrusion, ironing, upsetting, flow stress, Forming Limit Diagram, strain hardening, cold forgeable materials, tool design, ICFG standards, tolerance and surface finish.

cold-rolling

Cold rolling of strip and sheet — Bland-Ford roll force model, friction Hill analysis, work hardening (σ = K εⁿ), temper rolling (skin pass), total reduction and annealing cycles, roll force and torque, rolling power, strip flatness and tension distribution,…

cold-spraying

Cold spray coating — kinetic energy deposition, critical velocity, bonding mechanism, powder materials (Cu/Ti/Al/MCrAlY), coating properties, process parameters, HVAF comparison, SAE AMS2440.

cold-welding

Cold welding (pressure welding) — solid-state bonding without heat; vacuum cold welding mechanism (native oxide removal, asperity contact, adhesion); pressure welding of Al/Cu wire splices; explosive welding (flyer plate, collision angle, jetting condition,…

collaborative-robot

Collaborative robot (cobot) — ISO/TS 15066 safety modes (SSM/PFL/HGP/SLS), TCP force/torque limits, power and force limiting (PFL), workspace design, UR/Fanuc/KUKA cobot specs.

column-buckling

Column buckling analysis — Euler, Johnson parabolic, AISC LRFD/ASD, effective length, slenderness ratio, combined axial+bending (beam-columns), local buckling, lateral-torsional buckling.

combined-cycle

Combined cycle power plant — Brayton + Rankine coupling, HRSG design, bottoming cycle efficiency, F-class gas turbines, overall efficiency, part-load performance, CCGT, ASME PTC-22.

combustion-cfd

Combustion CFD — turbulent combustion models (EDC, flamelet, PDF), reaction mechanisms (GRI-Mech), NOx/soot prediction, premixed vs. non-premixed, RANS/LES combustion, ANSYS Fluent setup.

combustion

Combustion — stoichiometry, air-fuel ratio, adiabatic flame temperature, products of combustion, incomplete combustion, flame speed, emissions (NOx, CO), fuel properties.

composite-aerostructures

Composite aerostructures — laminate design for wings/fuselage, certification (FAR 25 / CS-25), damage tolerance (CAI, BVID), environmental knockdowns, repair, sandwich panels, autoclave process.

composite-manufacturing

Composite manufacturing processes — autoclave cure (Darcy's law resin flow, cure kinetics dα/dt = A×exp(−E_a/RT)×f(α)), prepreg layup, hand layup, RTM/VARTM (resin transfer molding), filament winding (geodesic/helical/hoop angles), pultrusion, void content…

composites

Composite materials and structures — CLT (Classical Laminate Theory), ply stiffness, laminate ABD matrix, Tsai-Wu/Tsai-Hill failure criteria, CFRP/GFRP properties, sandwich panels, interlaminar shear.

compressed-air-storage

Compressed air energy storage (CAES) — diabatic/adiabatic/isothermal CAES, energy density, round-trip efficiency, cavern sizing, polytropic compression, expansion turbine, grid-scale storage.

compressible-flow

Compressible flow — Mach number, isentropic relations, normal shocks, oblique shocks, Fanno flow, Rayleigh flow, choked flow, nozzle design, stagnation properties.

compression-spring

Helical compression spring design — spring rate, stress, Wahl factor, solid length, buckling, fatigue, material selection, tolerances, preferred sizes (ASME B27.1).