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en:hydro:open-lake-energy [2016/07/09 21:09] – external edit 127.0.0.1en:hydro:open-lake-energy [2024/04/10 10:02] (current) – external edit 127.0.0.1
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 ====== Energy budget for open lake evaporation ====== ====== Energy budget for open lake evaporation ======
  
-The energy transferred from the water by the energy for evaporation $Q_ {ve}$ equals \cite{DunneLeopold1978}:+The energy transferred from the water by the energy for evaporation $Q_ {ve}$ equals:
  
 $Q_{ve}= Q_e*c* \frac {\left (  T_s-T_b\right )} {L}$ $Q_{ve}= Q_e*c* \frac {\left (  T_s-T_b\right )} {L}$
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 $Q_{e}=\frac {Q_s-Q_{rs}-Q_{lw}+Q_v-Q_{\theta} } {1+R+c*(T_s-T_b)/L }$ $Q_{e}=\frac {Q_s-Q_{rs}-Q_{lw}+Q_v-Q_{\theta} } {1+R+c*(T_s-T_b)/L }$
  
-with $Q_s$ [[en:hydrology:shortwave-radiation|incoming solar radiation]] and $Q_{rs}$ reflected solar radiation and $Q_{lw}$ [[en:hydrology:long-wave-radiation|net long wave radiation]] from the water  body to the atmosphere, $Q_v$ net energy advected into the lake by flows of water, $Q_{\theta}$ change of energy storage in the lake. R is the [[en:hydrology:bowen-ratio|Bowen Ratio]].+with $Q_s$ [[en:hydro:shortwave-radiation|incoming solar radiation]] and $Q_{rs}$ reflected solar radiation and $Q_{lw}$ [[en:hydro:long-wave-radiation|net long wave radiation]] from the water  body to the atmosphere, $Q_v$ net energy advected into the lake by flows of water, $Q_{\theta}$ change of energy storage in the lake. R is the [[en:hydro:bowen-ratio|Bowen Ratio]].
  
 As the total amount of energy used for evaporation is: As the total amount of energy used for evaporation is:
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 $E_{o} = \frac {Q_s-Q_{rs}-Q_{lw}+Q_v-Q_{\theta} } { \rho * \left [ L*(1+R)+c*(T_s-T_b) \right ] }$ $E_{o} = \frac {Q_s-Q_{rs}-Q_{lw}+Q_v-Q_{\theta} } { \rho * \left [ L*(1+R)+c*(T_s-T_b) \right ] }$
  
-** +**References**
-References**+
 Dunne, T. & Leopold, L. B. (1978). Water in Environmental Planning. New York: Freeman and Company. Dunne, T. & Leopold, L. B. (1978). Water in Environmental Planning. New York: Freeman and Company.
  
  
  
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