Usefull Scripts: make a Atmosphere calculator

Copy and paste this code where u want..
<br><!-- this script got from <br>http://usefull-script.blogspot.com/Coded by: Ratnakar Mishra&nbsp; --><br><br><br><br><br><!-- TWO STEPS TO INSTALL ATMOSPHERE CALCULATOR:<br><br>&nbsp;&nbsp; 1.&nbsp; Paste the specified coding into the HEAD of the HTML document<br>&nbsp;&nbsp; 2.&nbsp; Put the last code into the BODY of your HTML document&nbsp; --><br><br><!-- STEP ONE: Copy this code into the HEAD your HTML document&nbsp; --><br>          <br><HEAD><br><br><SCRIPT LANGUAGE="JavaScript"><br><br><br><! ><br><! ><br><br><!-- Begin<br>function setEUnits() {<br>var str = document.forms[1].hunits.value;<br>if ( str== "ft") {<br>alert("Already in English Units.");<br>return;<br>}<br>document.forms[1].hunits.value = "ft"<br>document.forms[1].vunits.value = "ft/sec"<br>document.forms[1].lunits.value = "ft"<br>document.forms[2].tunits.value = "deg R"<br>document.forms[2].runits.value = "sl/ft^3"<br>document.forms[2].punits.value = "lb/ft^2"<br>document.forms[2].sunits.value = "ft/sec"<br>document.forms[2].muunits.value = "lb sec/ft^2"<br>document.forms[2].qunits.value = "lb/ft^2"<br>var h = document.forms[1].alt.value;<br>var v =document.forms[1].speed.value;<br>var rl = document.forms[1].rlength.value;<br>var tempVal = document.forms[2].temp.value <br>var rhoVal =&nbsp; document.forms[2].rho.value <br>var pVal&nbsp; = document.forms[2].press.value <br>var soundVal&nbsp; = document.forms[2].ssound.value <br>var viscVal =&nbsp; document.forms[2].visc.value <br>var machVal = document.forms[2].mach.value <br>var qVal&nbsp; =document.forms[2].q.value <br>var cpstarVal&nbsp; = document.forms[2].cpstar.value <br>var cpminVal&nbsp; = document.forms[2].cpmin.value<br>var reynolds =&nbsp; document.forms[2].reno.value<br>var cflam&nbsp; = document.forms[2].cfl.value<br>var cfturb&nbsp; =&nbsp; document.forms[2].cft.value<br>document.forms[1].alt.value = h*3.2808<br>document.forms[1].speed.value = v*3.2808<br>document.forms[1].rlength.value = rl*3.2808<br>document.forms[2].temp.value =tempVal*1.8<br>document.forms[2].rho.value = rhoVal * .068521&nbsp; * .028317<br>document.forms[2].press.value = pVal * .020885<br>document.forms[2].ssound.value = soundVal*3.2808<br>document.forms[2].visc.value = viscVal*.22481*.092903<br>document.forms[2].mach.value = machVal<br>document.forms[2].q.value = qVal * .020885<br>document.forms[2].cpstar.value = cpstarVal<br>document.forms[2].cpmin.value = cpminVal<br>document.forms[2].reno.value = reynolds<br>document.forms[2].cfl.value = cflam<br>document.forms[2].cft.value = cfturb<br>roundAll();<br>}<br>function setMUnits() {<br>var str = document.forms[1].hunits.value;<br>if ( str== "m") {<br>alert("Already in metric units.");<br>return;<br>}<br>Compute();<br>document.forms[1].hunits.value = "m"<br>document.forms[1].vunits.value = "m/sec"<br>document.forms[1].lunits.value = "m"<br>document.forms[2].tunits.value = "deg K"<br>document.forms[2].runits.value = "kg/m^3"<br>document.forms[2].punits.value = "N/m^2"<br>document.forms[2].sunits.value = "m/sec"<br>document.forms[2].muunits.value = "N sec/m^2"<br>document.forms[2].qunits.value = "N/m^2"<br>var h = document.forms[1].alt.value;<br>var v = document.forms[1].speed.value;<br>var rl = document.forms[1].rlength.value;<br>var tempVal = document.forms[2].temp.value <br>var rhoVal =&nbsp; document.forms[2].rho.value <br>var pVal&nbsp; = document.forms[2].press.value <br>var soundVal&nbsp; = document.forms[2].ssound.value <br>var viscVal =&nbsp; document.forms[2].visc.value <br>var machVal = document.forms[2].mach.value <br>var qVal&nbsp; =document.forms[2].q.value <br>var cpstarVal&nbsp; = document.forms[2].cpstar.value <br>var cpminVal&nbsp; = document.forms[2].cpmin.value<br>var reynolds =&nbsp; document.forms[2].reno.value<br>var cflam&nbsp; = document.forms[2].cfl.value<br>var cfturb&nbsp; =&nbsp; document.forms[2].cft.value<br>document.forms[1].alt.value = h/3.2808<br>document.forms[1].speed.value = v/3.2808<br>document.forms[1].rlength.value = rl/3.2808<br>document.forms[2].temp.value =tempVal/1.8<br>document.forms[2].rho.value = rhoVal / .068521&nbsp; / .028317<br>document.forms[2].press.value = pVal / .020885<br>document.forms[2].ssound.value = soundVal/3.2808<br>document.forms[2].visc.value = viscVal/.22481/.092903<br>document.forms[2].mach.value = machVal<br>document.forms[2].q.value = qVal / .020885<br>document.forms[2].cpstar.value = cpstarVal<br>document.forms[2].cpmin.value = cpminVal<br>document.forms[2].reno.value = reynolds<br>document.forms[2].cfl.value = cflam<br>document.forms[2].cft.value = cfturb<br>roundAll();<br>}<br>function ResetForm() {<br>document.forms[1].alt.value = "0.0"<br>document.forms[1].speed.value = "1.0"<br>document.forms[1].rlength.value = "1.0"<br>}<br>function Compute() {<br>// First set to English Units<br>var origUnits = "english";<br>var str = document.forms[1].hunits.value;<br>if ( str== "m") {<br>origUnits = "metric";<br>setEUnits();<br>}<br>var h = document.forms[1].alt.value;<br>var v =document.forms[1].speed.value;<br>var rl = document.forms[1].rlength.value;<br>var TEMPSL = 518.67;<br>var RHOSL = 0.00237689;<br>var PRESSSL = 2116.22;<br>var saTheta = 1.0<br>var saSigma = 1.0<br>var saDelta = 1.0<br>if ( h<232940 ){<br>saTheta = 1.434843 - h/337634;<br>saSigma = Math.pow( 0.79899-h/606330, 11.20114 );<br>saDelta = Math.pow( 0.838263-h/577922, 12.20114 );<br>}<br>if ( h<167323 ){<br>saTheta = 0.939268;<br>saSigma = 0.00116533 * Math.exp( (h-154200)/-25992 );<br>saDelta = 0.00109456 * Math.exp( (h-154200)/-25992 );<br>}<br>if ( h<154199 ){<br>saTheta = 0.482561 + h/337634;<br>saSigma = Math.pow( 0.857003+h/190115, -13.20114 );<br>saDelta = Math.pow( 0.898309+h/181373, -12.20114 );<br>}<br>if ( h<104987 ){<br>saTheta = 0.682457 + h/945374;<br>saSigma = Math.pow( 0.978261+h/659515, -35.16319 );<br>saDelta = Math.pow( 0.988626+h/652600, -34.16319 );<br>}<br>if ( h<65617 ){<br>saTheta = 0.751865;<br>saSigma = 0.297076 * Math.exp( (36089-h)/20806 );<br>saDelta = 0.223361 * Math.exp( (36089-h)/20806 );<br>}<br>if ( h<36089 ){<br>saTheta = 1.0 - h/145442;<br>saSigma = Math.pow( 1.0-h/145442, 4.255876 );<br>saDelta = Math.pow( 1.0-h/145442, 5.255876 );<br>}<br>var tempVal = TEMPSL * saTheta;<br>var rhoVal = RHOSL * saSigma;<br>var pVal = PRESSSL * saDelta;<br>var viscVal = 0.0226968*Math.pow( tempVal, 1.5 ) / ((tempVal)+198.72) / 1000000.0;<br>var soundVal = Math.sqrt( 1.4*1716.56*(tempVal) );<br>var machVal = v/soundVal<br>var qVal = 0.7*pVal*machVal*machVal<br>var reynolds = v*rl*rhoVal/viscVal<br>var cfturb = 0.455/Math.pow((Math.log(reynolds)/Math.log(10)),2.58)<br>var cflam = 1.328/Math.sqrt(reynolds)<br>document.forms[2].temp.value = tempVal<br>document.forms[2].rho.value =&nbsp; rhoVal<br>document.forms[2].press.value =&nbsp; pVal<br>document.forms[2].ssound.value =&nbsp; soundVal<br>document.forms[2].visc.value =&nbsp; viscVal<br>document.forms[2].mach.value =&nbsp; machVal<br>document.forms[2].q.value =&nbsp; qVal<br>document.forms[2].cpstar.value =&nbsp; (Math.pow((1/1.2 + machVal*machVal/6.0),3.5)-1)/(0.7*machVal*machVal)<br>document.forms[2].cpmin.value =&nbsp; -1.0/(0.7*machVal*machVal)<br>document.forms[2].reno.value = reynolds<br>document.forms[2].cfl.value = cflam<br>document.forms[2].cft.value = cfturb<br>if (origUnits == "metric") {<br>setMUnits();&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>}<br>roundAll();<br>}<br>// Rounding<br>function roundAll(){<br>document.forms[1].alt.value = truncNum(document.forms[1].alt.value,9)<br>document.forms[1].speed.value = truncNum(document.forms[1].speed.value,7)<br>document.forms[1].rlength.value = truncNum(document.forms[1].rlength.value,7)<br>document.forms[2].temp.value =truncNum(document.forms[2].temp.value,7)<br>document.forms[2].rho.value = truncNum(document.forms[2].rho.value,7)<br>document.forms[2].press.value = truncNum(document.forms[2].press.value,7)<br>document.forms[2].ssound.value = truncNum(document.forms[2].ssound.value ,8)<br>document.forms[2].visc.value = truncNum(document.forms[2].visc.value,10)<br>document.forms[2].mach.value = truncNum(document.forms[2].mach.value,6)<br>document.forms[2].q.value = truncNum(document.forms[2].q.value,7)<br>document.forms[2].cpstar.value = truncNum(document.forms[2].cpstar.value,6)<br>document.forms[2].cpmin.value = truncNum(document.forms[2].cpmin.value,6)<br>document.forms[2].reno.value = truncNum(document.forms[2].reno.value,9)<br>document.forms[2].cfl.value = truncNum(document.forms[2].cfl.value,7)<br>document.forms[2].cft.value = truncNum(document.forms[2].cft.value,7)<br>return;<br>}<br>function truncNum(inputVal, rsize) {<br>var instr = " " + inputVal<br>var inputlength = instr.length<br>if (inputlength<=rsize+1) return instr.substring(1, inputlength);<br>var epos = strpos(instr, "e")<br>if ( epos > rsize+1) {<br>var instr1 = instr.substring(1,rsize+1) + instr.substring(epos,inputlength);<br>return instr1;<br>}<br>var rounded = instr.substring(1, rsize+1);<br>return rounded;<br>}<br>function strpos(str, ch) {<br>for (var i = 0; i < str.length; i++)<br>if (str.substring(i, i+1) == ch) return i;<br>return -1;<br>}<br>// End --><br></SCRIPT><br><br><!-- STEP TWO: Copy this code into the BODY of your HTML document&nbsp; --><br><br><BODY><br><br><FORM name = "units"><br>Select unit system:       <br><INPUT TYPE="radio" VALUE="radio" NAME="unitbut" CHECKED="true" onClick="setEUnits()">English<br><INPUT TYPE="radio" VALUE="radio" NAME="unitbut"  onClick="setMUnits()">Metric<br></FORM><br><p><br><HR><br><H3>Inputs</H3><br><FORM name="inputs"><br><table><br><tr><br><td>Altitude</td><br><td><INPUT NAME="alt" TYPE=text VALUE="0.0" SIZE=15></td><br><td><INPUT NAME="hunits" TYPE=text SIZE=6 VALUE="ft"></td><br></tr><br><tr><br><td>Speed</td><br><td><INPUT NAME="speed" TYPE="text"  VALUE="1.0" SIZE="15"></td><br><td><INPUT NAME="vunits" TYPE="text" SIZE="6" VALUE="ft/sec"></td><br></tr><br><tr><br><td>Reference Length</td><br><td><INPUT NAME="rlength" TYPE="text"  VALUE="1.0"  SIZE="15"></td><br><td><INPUT NAME="lunits" TYPE="text" SIZE="6" VALUE="ft"></td><br></tr><br></table><br><BR><br><BR><br><INPUT NAME="name" TYPE="button" VALUE="Compute" onClick="Compute()"><br><INPUT NAME="name" TYPE="button" VALUE="Reset" onClick="ResetForm()"><br></FORM><br><HR SIZE="4"><br><H3>Results</H3><br><FORM name = "results"><br><table><br><tr><br><td>Temperature</td><br><td><INPUT NAME="temp" TYPE="text" SIZE="15"></td><br><td><INPUT NAME="tunits" TYPE="text" SIZE="8" VALUE="ƒR"></td><br></tr><br><tr><br><td>Density</td><br><td><INPUT NAME="rho" TYPE="text" SIZE="15"></td><br><td><INPUT NAME="runits" TYPE="text" SIZE="8" VALUE="sl/ft^3"></td><br></tr><br><tr><br><td>Pressure</td><br><td><INPUT NAME="press" TYPE="text" SIZE="15"></td><br><td><INPUT NAME="punits" TYPE="text" SIZE="8" VALUE="lb/ft^2"></td><br></tr><br><tr><td>Speed of Sound</td><br><td><INPUT NAME="ssound" TYPE="text" SIZE="15"></td><br><td><INPUT NAME="sunits" TYPE="text" SIZE="8" VALUE="ft/sec"></td><br></tr><br><tr><br><td>Viscosity</td><br><td><INPUT NAME="visc" TYPE="text" SIZE="15"></td><br><td><INPUT NAME="muunits" TYPE="text" SIZE="11" VALUE="lb sec/ft^2"></td><br><tr></tr><br></tr><br><tr><br><td>Mach Number</td><br><td><INPUT NAME="mach" TYPE="text" SIZE="15"></td><br></tr><br><tr><br><td>Dynamic Pressure</td><br><td><INPUT NAME="q" TYPE="text" SIZE="15"></td><br><td><INPUT NAME="qunits" TYPE="text" SIZE="8" VALUE="lb/ft^2"></td><br></tr><br><tr><br><td>Critical Cp</td><br><td><INPUT NAME="cpstar" TYPE="text" SIZE="15"></td><br></tr><br><tr><br><td>Vacuum Cp</td><br><td><INPUT NAME="cpmin" TYPE="text" SIZE="15"></td><br><tr><br></tr><br></tr><br><tr><br><td>Reynolds Number</td><br><td><INPUT NAME="reno" TYPE="text" SIZE="15"></td><br></tr><br><tr><br><td>Laminar Cf</td><br><td><INPUT NAME="cfl" TYPE="text" SIZE="15"></td><br></tr><br><tr><br><td>Turbulent Cf</td><br><td><INPUT NAME="cft" TYPE="text" SIZE="15"></td><br></tr><br></table><br></FORM><br><br> <br><br><br><br><br><br><br><font face="Tahoma"><a target="_blank" href="http://usefull-script.blogspot.com/"><span style="font-size: 8pt; text-decoration: none">JavaScript Free Code</span></a> </font><br /><br><br /><br>
Usefull Scripts

Monday, October 26, 2009

make a Atmosphere calculator

No comments:

Post a Comment

Best script category

Blog Archive

Followers

About Me

Number of visitors
