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francis.html
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<html>
<head>
<title>
Francis turbine
</title>
</head>
<body>
<p>
<label for="discharge">Discharge(Q):</label>
<input type="number" id="discharge" class="paramClass"> m<sup>3</sup>/s
</p>
<p>
<label for="nethead">Net head(H):</label>
<input type="number" id="nethead" class="paramClass"> m
</p>
<p>
<label for="beta2">Runner blade angle at outlet(β<sub>2</sub>):</label>
<input type="number" id="beta2" class="paramClass" value="17" min="13" max="23"> degrees
</p>
<p>
<label for="u2">Runner speed at outlet(u<sub>2</sub>):</label>
<input type="number" id="u2" class="paramClass" value="41" min="35" max="43"> m/s
</p>
<p>
<label for="u1_">Dimensionless runner speed at inlet(<u>u<sub>1</sub></u>):</label>
<input type="number" id="u1_" class="paramClass" value="0.73" min="0.70" max="0.75" step="0.01">
</p>
<p>
<label for="frequency">Frequency(f):</label>
<input type="number" id="frequency" value="50" class="paramClass"> Hz
</p>
<p>
<label for="flowVelocityFactor">Flow velocity multiplier (v<sub>f2</sub>=k.v<sub>f1</sub>):</label>
<input type="number" id="flowVelocityFactor" value="1.1" class="paramClass" step="0.1">
</p>
<p>
<label for="maxHydraulicEfficiency">Max hydraulic efficiency at BEP (η<sub>h</sub>):</label>
<input type="number" id="maxHydraulicEfficiency" value="0.96" class="paramClass" max="1.00" step="0.01">
</p>
<hr>
<p>
Synchronous speed(N<sub>syn</sub>): <span id="N"></span>
</p>
<p>
Number of poles(P): <span id="P"></span>
</p>
<p>
Height at inlet(B): <span id="B"></span>
</p>
<p>
Runner diameter at inlet(D<sub>1</sub>): <span id="D1"></span>
</p>
<p>
Runner diameter at outlet(D<sub>2</sub>): <span id="D2"></span>
</p>
<p>
Runner blade angle at inlet(β<sub>1</sub>): <span id="beta1"></span>
</p>
<p>
Guide vane angle at inlet(α<sub>1</sub>): <span id="alpha1"></span>
</p>
<p>
Net Positive Suction Head required(NPSH<sub>R</sub>): <span id="npsh"></span>
</p>
<script src="./francis.js"></script>
</body>
</html>