Changeset 10406 for NEMO/trunk/doc/latex/NEMO/subfiles/chap_DOM.tex
- Timestamp:
- 2018-12-18T11:25:09+01:00 (5 years ago)
- Location:
- NEMO/trunk/doc/latex
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- 4 edited
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NEMO/trunk/doc/latex
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NEMO/trunk/doc/latex/NEMO/subfiles
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NEMO/trunk/doc/latex/NEMO/subfiles/chap_DOM.tex
r10354 r10406 113 113 \begin{subequations} \label{eq:di_mi} 114 114 \begin{align} 115 \delta 115 \delta_i [q] &= \ \ q(i+1/2) - q(i-1/2) \\ 116 116 \overline q^{\,i} &= \left\{ q(i+1/2) + q(i-1/2) \right\} \; / \; 2 117 117 \end{align} … … 124 124 These operators have the following discrete forms in the curvilinear $s$-coordinate system: 125 125 \begin{equation} \label{eq:DOM_grad} 126 \nabla q\equiv \frac{1}{e_{1u} } \delta 127 + \frac{1}{e_{2v} } \delta 128 + \frac{1}{e_{3w}} \delta 126 \nabla q\equiv \frac{1}{e_{1u} } \delta_{i+1/2 } [q] \;\,\mathbf{i} 127 + \frac{1}{e_{2v} } \delta_{j+1/2 } [q] \;\,\mathbf{j} 128 + \frac{1}{e_{3w}} \delta_{k+1/2} [q] \;\,\mathbf{k} 129 129 \end{equation} 130 130 \begin{multline} \label{eq:DOM_lap} … … 138 138 defined at vector points $(u,v,w)$ has its three curl components defined at $vw$-, $uw$, and $f$-points, 139 139 and its divergence defined at $t$-points: 140 \begin{ eqnarray} \label{eq:DOM_curl}140 \begin{align} \label{eq:DOM_curl} 141 141 \nabla \times {\rm{\bf A}}\equiv & 142 142 \frac{1}{e_{2v}\,e_{3vw} } \ \left( \delta_{j +1/2} \left[e_{3w}\,a_3 \right] -\delta_{k+1/2} \left[e_{2v} \,a_2 \right] \right) &\ \mathbf{i} \\ 143 143 +& \frac{1}{e_{2u}\,e_{3uw}} \ \left( \delta_{k+1/2} \left[e_{1u}\,a_1 \right] -\delta_{i +1/2} \left[e_{3w}\,a_3 \right] \right) &\ \mathbf{j} \\ 144 144 +& \frac{1}{e_{1f} \,e_{2f} } \ \left( \delta_{i +1/2} \left[e_{2v}\,a_2 \right] -\delta_{j +1/2} \left[e_{1u}\,a_1 \right] \right) &\ \mathbf{k} 145 \end{ eqnarray}146 \begin{ eqnarray} \label{eq:DOM_div}145 \end{align} 146 \begin{align} \label{eq:DOM_div} 147 147 \nabla \cdot \rm{\bf A} \equiv 148 148 \frac{1}{e_{1t}\,e_{2t}\,e_{3t}} \left( \delta_i \left[e_{2u}\,e_{3u}\,a_1 \right] 149 149 +\delta_j \left[e_{1v}\,e_{3v}\,a_2 \right] \right)+\frac{1}{e_{3t} }\delta_k \left[a_3 \right] 150 \end{ eqnarray}150 \end{align} 151 151 152 152 The vertical average over the whole water column denoted by an overbar becomes for a quantity $q$ which … … 181 181 \begin{align} 182 182 \label{eq:DOM_di_adj} 183 \sum\limits_i { a_i \;\delta 184 &\equiv -\sum\limits_i {\delta 183 \sum\limits_i { a_i \;\delta_i \left[ b \right]} 184 &\equiv -\sum\limits_i {\delta_{i+1/2} \left[ a \right]\;b_{i+1/2} } \\ 185 185 \label{eq:DOM_mi_adj} 186 186 \sum\limits_i { a_i \;\overline b^{\,i}}
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