Dissociation Pressure Calculator Compute dissociation pressure, degree of dissociation, or Kp for the gas-phase equilibrium AB ⇌ A + B. Calculation mode Find Dissociation Pressure (P) from Kp and alphaFind Degree of Dissociation (alpha) from Kp and PFind Equilibrium Constant…
Piston Displacement with Osmotic Pressure Calculator Estimate piston travel from osmotic driving force using membrane area, permeability, pressure difference, and time. 1) Osmotic Pressure Inputs Calculation Mode Direct osmotic pressure (bar)Estimate from van’t Hoff equation Osmotic pressure, π (bar) Solute…
Distillation Column Pressure Calculator Calculate estimated bottom pressure, pressure profile contribution, and recommended design pressure for tray or packed columns. Top Pressure (Condenser) Value Pressure Unit kPabarpsi Pressure Basis AbsoluteGauge Local Atmospheric Pressure (kPa) Column Internal Type Tray ColumnPacked Column…
Calculate Running Mean in Excel Use this interactive calculator to generate a running mean, understand the Excel formulas behind it, and visualize how moving averages smooth your data over time. Running Mean Calculator Enter a comma-separated dataset and choose your…
Low Pressure Nozzle Discharge Pressure Calculator Estimate required discharge pressure using flow rate, nozzle diameter, fluid density, nozzle coefficient, static head, and line loss. Fluid preset Water at 20 C (998 kg/m3)Water at 4 C (1000 kg/m3)Light hydrocarbon (850 kg/m3)Seawater…
Pump Discharge Pressure Calculator Estimate discharge pressure using suction pressure, static head, friction loss, and velocity head based on flow and pipe diameter. Suction Pressure Suction Pressure Unit psikPabar Static Head (Discharge elevation – suction elevation) Static Head Unit ftm…
Disatic Blood Pressure Calculator (Diastolic BP) Enter up to three blood pressure readings to calculate your average diastolic pressure, category, pulse pressure, and estimated mean arterial pressure. Reading 1 Systolic (mmHg) Reading 1 Diastolic (mmHg) Reading 2 Systolic (mmHg) Reading…
Reverse Osmosis Differential Pressure Calculator Calculate stage differential pressure (DP), transmembrane pressure (TMP), and fouling trend against baseline. Feed Pressure Concentrate (Reject) Pressure Permeate Pressure (optional) Baseline Differential Pressure (optional) Pressure Unit psibarkPa Stage or Train Label Calculate Differential Pressure…
Cost Estimating Tool Calculate RS Means Coefficient Use this interactive calculator to estimate an RSMeans coefficient by comparing a local or adjusted cost against a baseline RSMeans cost. Ideal for construction estimators, project managers, owners, and cost analysts who need…
Diastolic Blood Pressure Calculator Use this clinical-style calculator to estimate diastolic blood pressure (DBP) from common hemodynamic inputs or average multiple DBP readings. This tool is educational and helps you understand how diastolic pressure relates to systolic pressure, pulse pressure,…