Liquid Cooling System *Max Cold - Plate surface Temperature Tmod ( °C ) * Heat Load QL (W): * Fluid Inlet Temperature of Cold - Plate Tw1 ( °C ): *Ambient Air Temperature Ta ( °C ): * Fluid Flow Rate mw (GPM): --Select-- 0.5 1 1.5 2 Fluid Properties Note: Fluid properties at 20° C * Fluid Type: --Select-- Water EG EG (30%)+Water EG (50%)+Water Other fluid * Dynamic Viscosity of fluid (kg/ms): * Thermal Conductivity of fluid (W/mK): * Density of fluid (kg/m3) : * Specific heat of fluid (j/kgK): * Fluid Name: Pump Power * Internal diameter of Connection pipe (m): * Length of the Connection pipe (m): *Bend Loss Coefficient Type Select Elbows - Regular 90°, flanged=0.3 Elbows - Regular 90°, threaded=1.5 Elbows - Long radius 90°,flanged=0.2 Elbows -Long radius 90°, threaded=0.7 Elbows - Long radius 45°,flanged=0.2 Elbows -Long radius 45°, threaded=0.4 180° return bends-flanged=0.2 180° return bends-threaded=1.5 Tees-Line flow,flanged=0.2 Tees-Line flow,threaded=0.9 Tees-Branch flow,flanged=1 Tees-Branch flow,threaded=2 Union,Threaded=0.08 Valves- Globe, fully open=10 Valves- Angle, fully open=2 Valves- Gate, fully open=0.15 Valves- Gate, 1/4 closed=0.26 Valves- Gate, 1/2 closed=2.1 Valves- Gate, 3/4 closed=17 Valves- Swing check, forward flow=2 Valves- Ball valve, fully open=0.05 Valves- Ball valve, 1/3 closed=5.5 Valves- Ball valve, 2/3 closed=210 Others * Bend Loss Coefficient : *Roughness Type Select Aluminium, drawn/pressed (New)=0.0014 Aluminium, drawn/pressed (Used)=0.03 Brass, drawn/pressed (New)=0.0013 Brass, drawn/pressed (Used)=0.03 Cast iron (average city severage)=1.2 Cast iron (incrusted)=3 Cast iron (new, bituminized)=0.115 Cast iron (new, with skin)=0.4 Cast iron (operating several years, cleaned)=1.5 Cast iron (slightly rusty)=1.25 Copper, drawn/pressed (New)=0.0014 Copper, drawn/pressed (Used)=0.03 Glass, drawn/pressed (New)=0.0014 Glass, drawn/pressed (Used)=0.03 Plastic, drawn/pressed (New)=0.0014 Plastic, drawn/pressed (Used)=0.03 Rubber (new, smoot)=0.0016 Steel (after long operation cleaned)=0.175 Steel (homogeneous corrosion pits=0.15 Steel (intensely incrusted)=3 Steel (slightly rusty and incrusted)=0.25 Steel, longitudinal welded (new, bituminized)=0.025 Steel, longitudinal welded (new, galvanized)=0.008 Steel, longitudinal welded (new, rolling skin)=0.06 Steel, weldless (new, comm.size galvanized)=0.13 Steel, weldless (new, neatly galvanized)=0.07 Steel, weldless (new, pickled)=0.03 Steel, weldless (new, rolling skin)=0.04 Steel, weldless (new, unpickled)=0.045 Others * Roughness of Pipe : * Type of Bend: *Pipe Material: * Number of Bends: * Bend Angle (deg) : Assumptions Bend radius (Rb) = 3*Internal diameter of tube. Pump Efficiency is 85%. Note: Click to open expanded view
Liquid Cooling System *Max Cold - Plate surface Temperature Tmod ( °C ) * Heat Load QL (W): * Fluid Inlet Temperature of Cold - Plate Tw1 ( °C ): *Ambient Air Temperature Ta ( °C ): * Fluid Flow Rate mw (GPM): --Select-- 0.5 1 1.5 2 Fluid Properties Note: Fluid properties at 20° C * Fluid Type: --Select-- Water EG EG (30%)+Water EG (50%)+Water Other fluid * Dynamic Viscosity of fluid (kg/ms): * Thermal Conductivity of fluid (W/mK): * Density of fluid (kg/m3) : * Specific heat of fluid (j/kgK): * Fluid Name: Pump Power * Internal diameter of Connection pipe (m): * Length of the Connection pipe (m): *Bend Loss Coefficient Type Select Elbows - Regular 90°, flanged=0.3 Elbows - Regular 90°, threaded=1.5 Elbows - Long radius 90°,flanged=0.2 Elbows -Long radius 90°, threaded=0.7 Elbows - Long radius 45°,flanged=0.2 Elbows -Long radius 45°, threaded=0.4 180° return bends-flanged=0.2 180° return bends-threaded=1.5 Tees-Line flow,flanged=0.2 Tees-Line flow,threaded=0.9 Tees-Branch flow,flanged=1 Tees-Branch flow,threaded=2 Union,Threaded=0.08 Valves- Globe, fully open=10 Valves- Angle, fully open=2 Valves- Gate, fully open=0.15 Valves- Gate, 1/4 closed=0.26 Valves- Gate, 1/2 closed=2.1 Valves- Gate, 3/4 closed=17 Valves- Swing check, forward flow=2 Valves- Ball valve, fully open=0.05 Valves- Ball valve, 1/3 closed=5.5 Valves- Ball valve, 2/3 closed=210 Others * Bend Loss Coefficient : *Roughness Type Select Aluminium, drawn/pressed (New)=0.0014 Aluminium, drawn/pressed (Used)=0.03 Brass, drawn/pressed (New)=0.0013 Brass, drawn/pressed (Used)=0.03 Cast iron (average city severage)=1.2 Cast iron (incrusted)=3 Cast iron (new, bituminized)=0.115 Cast iron (new, with skin)=0.4 Cast iron (operating several years, cleaned)=1.5 Cast iron (slightly rusty)=1.25 Copper, drawn/pressed (New)=0.0014 Copper, drawn/pressed (Used)=0.03 Glass, drawn/pressed (New)=0.0014 Glass, drawn/pressed (Used)=0.03 Plastic, drawn/pressed (New)=0.0014 Plastic, drawn/pressed (Used)=0.03 Rubber (new, smoot)=0.0016 Steel (after long operation cleaned)=0.175 Steel (homogeneous corrosion pits=0.15 Steel (intensely incrusted)=3 Steel (slightly rusty and incrusted)=0.25 Steel, longitudinal welded (new, bituminized)=0.025 Steel, longitudinal welded (new, galvanized)=0.008 Steel, longitudinal welded (new, rolling skin)=0.06 Steel, weldless (new, comm.size galvanized)=0.13 Steel, weldless (new, neatly galvanized)=0.07 Steel, weldless (new, pickled)=0.03 Steel, weldless (new, rolling skin)=0.04 Steel, weldless (new, unpickled)=0.045 Others * Roughness of Pipe : * Type of Bend: *Pipe Material: * Number of Bends: * Bend Angle (deg) : Assumptions Bend radius (Rb) = 3*Internal diameter of tube. Pump Efficiency is 85%. Note: Click to open expanded view