Follow the latest source-linked developments in artificial intelligence, robotics, automation, energy, computing and advanced engineering — then explore the PROFENG tools behind the technology.
Open a focused calculator or continue to the complete engineering directory.
Engineering, SI, metric and Imperial conversions.
Darcy-Weisbach pressure-drop screening.
Estimate pump power from flow, head and efficiency.
Screen available NPSH for pump suction conditions.
Estimate heat-transfer area from duty, U-value and LMTD.
Calculate three-phase real power.
Estimate center deflection for a simply supported beam.
Estimate duct diameter from airflow and velocity.
Convert loop current to engineering units.
Standards-referenced decision support for manufacturing systems, robotics, engineering software, industrial equipment, electronics, fabrication, HVAC, solar and specialist engineering services.
Total cost, scheduling, master-data readiness and implementation decisions.
Robot-cell TCO, integration, safety and acceptance evidence.
CAD/CAE licensing, migration, interoperability and lifecycle cost.
RFQ, secure development, DevSecOps and supplier due diligence.
PLC, drive, HMI and instrumentation spares, obsolescence and condition checks.
Prototype quote normalization, fabrication packages and supplier evidence.
Supplier-ready sheet-metal RFQs, tolerances, forming and inspection scope.
Installed cost, spares, support, acceptance and lifecycle supplier comparison.
Replacement RFQs, load assumptions, commissioning and lifecycle scope.
PV proposal normalization, energy assumptions, O&M and acceptance.
Review how PROFENG sources formulas, checks calculations and handles technical corrections.
Formula sourcing, assumptions, limitations and numerical verification.
Confirmed books, standards and primary technical references.
Report a reproducible formula, unit, source or technical issue.
Commercial relationships do not change PROFENG engineering formulas, procurement criteria, references or technical conclusions.
Permanent PROFENG briefs add independent engineering context, evidence limits and links to the original reporting.
Engineering analysis of hard-constraint enforcement in AI systems.
Mission-level autonomy, task allocation and evidence to watch.
Efficiency, protection, interoperability and grid-integration implications.
Operational-technology security, IIoT and cyber-physical resilience.
Use the category hubs to reach calculators, converters, checklists and professional guides.
Calculators, formulas and unit conversions
Loans, valuation and cash flow
Operations, SaaS and unit economics
Data, SQL, API and cloud utilities
Software cost and AI planning
Cyber defense and vendor checks
Business legal and compliance checklists
Commercial risk and coverage
Property underwriting and returns
Attribution, ads and growth
Business tax planning and documentation
Payments, fulfillment and merchant operations
Construction and engineering quantities
PDF creation and document workflows
File and format conversion
Image compression and photo utilities
Everyday quick calculations
Writing and text cleanup
Useful browser utilities
Simple everyday helpers