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The single calculations process engineers use most, ready to use without an account and computed in your browser. Every tool states its formula and sources and includes a worked example that matches an industry benchmark.
Darcy–Weisbach friction loss, Reynolds number and friction factor
Open →Hydraulic power, shaft power ρgQH/η and motor sizing margin
Open →Energy balance, counter / parallel LMTD and required area
Open →Three-phase / single-phase voltage drop, percent and limit check
Open →The workspace links single calculations into a flowsheet (streams, recycle iteration), converts units automatically and exports a calculation report in one click.
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