<div dir="ltr"><div><div><div><div><div>If you have:<br><br></div>paet(time,lat,lon) ; dimension numbers (0,1,2)<br><br></div>and, you want "to calculate the poleward <span class="gmail-il">energy</span> transports along the latitude circle"<br><br></div>Not clear what you mean but this sounds like the zonal means<br></div><div><br></div>   paet_zonal = dim_avg_n_Wrap(paet, 2)   ; (time,lat)<br><br></div>The multiply by the appropriate latitudinal area.<br><div><div><br><br> </div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Sep 4, 2017 at 11:33 PM, Sourav Chatterjee <span dir="ltr"><<a href="mailto:srvsxc@outlook.com" target="_blank">srvsxc@outlook.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">




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<p>Hello NCL Users</p>
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<p>I want to calculate the poleward energy transports along the latitude circles which is given by,</p>
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<p><i><span style="color:rgb(0,0,0)"></span>PAET</i>(<img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.phi.gif">) =
<img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.int02pi.gif">[
<i>C_p</i><font color="red"><span style="color:rgb(0,0,0)">VT</span></font><span style="color:rgb(0,0,0)">(</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.lambda.gif">,
<img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.phi.gif">) + <i>
g</i><font color="red"><span style="color:rgb(0,0,0)">VZ</span></font><span style="color:rgb(0,0,0)">(</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.lambda.gif"><span style="color:rgb(0,0,0)">,
</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.phi.gif"><span style="color:rgb(0,0,0)">) +
</span><i><span style="color:rgb(0,0,0)">L</span></i><font color="red"><span style="color:rgb(0,0,0)">VQ</span></font><span style="color:rgb(0,0,0)">(</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.lambda.gif"><span style="color:rgb(0,0,0)">,
</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.phi.gif"><span style="color:rgb(0,0,0)">) +
</span><font color="red"><span style="color:rgb(0,0,0)">VK</span></font><span style="color:rgb(0,0,0)">(</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.lambda.gif"><span style="color:rgb(0,0,0)">,
</span><img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.phi.gif"><span style="color:rgb(0,0,0)">)</span>]
<i>a</i> cos(<img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.phi.gif">) d<img src="http://www.cgd.ucar.edu/cas/catalog/newbudgets/newbudgets.lambda.gif">
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<p><a href="http://www.cgd.ucar.edu/cas/catalog/newbudgets/" class="m_-5893429167856747811OWAAutoLink" id="m_-5893429167856747811LPlnk976476" target="_blank">http://www.cgd.ucar.edu/cas/<wbr>catalog/newbudgets/</a></p>
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<a href="http://www.cgd.ucar.edu" target="_blank">www.cgd.ucar.edu</a></div>
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Vertically Integrated Mass, Moisture, Heat, and Energy Budget Products Derived from the NCEP/NCAR Reanalysis March 2003 Climate Analysis Section, CGD, NCAR</div>
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I have the mass corrected values for VT,VZ,VQ,VK (time*lat*lon*) on gaussian lat lon grid.
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<p>I want to retain the time dimension.</p>
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<div>l = 2.5104*10^6<br>
a = 6.37122*10^6<br>
cp = 1004.64<br>
g = 9.81<br>
<br>
 pi = 3.14159265<br>
 re = 6.371*10^6            ; radius of earth<br>
 coef = re/1.e15       ; in PW<br>
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<br>
ntime = dimsizes(vk(:,0,0)) ; 444<br>
nlat = dimsizes(vk(0,:,0)) ; 256<br>
nlon = dimsizes(vk(0,0,:)) ; 512<br>
dlon = 2.*pi/nlon   ; dlon in radians<br>
lat = vt&lat<br>
time = vt&time<br>
<br>
lat&lat = lat<br>
<br>
gw =  latGauWgt(nlat, "lat", "gaussian weights", "")<br>
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energy = cp*vt+g*vz+l*vq+vk<br>
copy_VarCoords(vt,energy)<br>
printVarSummary(netflux)<br>
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<p>I have tried the example for ocean given in <a href="http://www.mit.edu/course/13/13.715/ncarg-5.5.1/lib/ncarg/nclscripts/csm/ccm_func.ncl" class="m_-5893429167856747811OWAAutoLink" id="m_-5893429167856747811LPlnk18119" target="_blank">
http://www.mit.edu/course/13/<wbr>13.715/ncarg-5.5.1/lib/ncarg/<wbr>nclscripts/csm/ccm_func.ncl</a>.</p>
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<p>But I am not getting correct values with that. Can anyone help on this!<br>
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<p>Thanks</p><span class="HOEnZb"><font color="#888888">
<p>Sourav<br>
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<br></blockquote></div><br></div>