<body><script type="text/javascript"> function setAttributeOnload(object, attribute, val) { if(window.addEventListener) { window.addEventListener('load', function(){ object[attribute] = val; }, false); } else { window.attachEvent('onload', function(){ object[attribute] = val; }); } } </script> <div id="navbar-iframe-container"></div> <script type="text/javascript" src="https://apis.google.com/js/platform.js"></script> <script type="text/javascript"> gapi.load("gapi.iframes:gapi.iframes.style.bubble", function() { if (gapi.iframes && gapi.iframes.getContext) { gapi.iframes.getContext().openChild({ url: 'https://draft.blogger.com/navbar/6640460486905953734?origin\x3dhttp://webwormcpt-wwhx.blogspot.com', where: document.getElementById("navbar-iframe-container"), id: "navbar-iframe" }); } }); </script>
 

Heat Exchanger Technology

Tuesday, February 17, 2009

Display problem ? Click HERE


WATER - Fouling Factors in [m2K/W]

Water Type Tcw < 50 ° C
Tf < 120 ° C		Tcw > 50 ° C
Tf > 120 ° C

v < 1 m/s
v > 1 m/s v < 1 m/sv > 1 m/s
Sea0.000090.000090.000180.00018
Brackish0.000350.000180.000530.00035
Cooling tower with inhibitor0.000180.000180.000350.00035
Cooling tower without inhibitor 0.000530.000530.000880.00070
City grid0.000180.000180.000350.00035
River mimimum0.000180.000180.000350.00035
River average0.000530.000350.000700.00035
Engine jacket0.000180.000180.000180.00018
Demineralized or distilled0.000090.000090.000090.00009
Treated Boiler Feedwater0.000180.000090.000180.00018
Boiler blowdown0.000350.000350.000350.00035

Tcw = Water temperature
Tf = Fluid temperature
v = Water velocity

Related Post

Labels:

posted by Webworm, 2:16 PM

0 Comments:

Add a comment