FlaxHeatLoadCalc/index.html at main · MazinLab/FlaxHeatLoadCalc · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Cryogenic Flex Cable Heat Load Calculator</title>
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Oxanium:wght@400;600;700&family=Space+Mono:wght@400;700&family=Source+Sans+3:ital,wght@0,300;0,400;0,600;0,700;1,400&display=swap" rel="stylesheet">
    <link rel="stylesheet" href="css/style.css">
    <script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.7/dist/chart.umd.min.js"></script>
</head>
<body>
    <header>
        <h1>Cryogenic Cable Heat Load Calculator</h1>
        <p class="subtitle">Steady-state thermal conduction through flex coaxial cables (0.1 – 300 K)</p>
        <p class="disclaimer">Results have not been fully validated against measured data. Use at your own risk.</p>
    </header>

    <main>
        <section class="input-panel">
            <!-- Preset selector -->
            <div class="form-group">
                <label for="preset-select">CABLE PRESET</label>
                <select id="preset-select"></select>
            </div>

            <!-- Geometry section -->
            <h2>Geometry</h2>
            <div class="form-row">
                <div class="form-group">
                    <label for="geometry-mode">CABLE TYPE</label>
                    <select id="geometry-mode">
                        <option value="coaxial">Coaxial (annular outer)</option>
                        <option value="ribbon">Ribbon (flat foil outer)</option>
                    </select>
                </div>
                <div class="form-group">
                    <label for="num-traces">NUMBER OF TRACES</label>
                    <input type="number" id="num-traces" value="1" min="1" step="1">
                </div>
                <div class="form-group">
                    <label for="cable-length">CABLE LENGTH (m)</label>
                    <input type="number" id="cable-length" value="0.3048" min="0.001" step="0.01">
                </div>
            </div>
            <div class="form-row">
                <div class="form-group">
                    <label for="inner-diameter">INNER CONDUCTOR DIAMETER (µm)</label>
                    <input type="number" id="inner-diameter" value="127" min="1" step="1">
                </div>
                <div class="form-group">
                    <label for="dielectric-thickness">DIELECTRIC THICKNESS (µm)</label>
                    <input type="number" id="dielectric-thickness" value="203" min="1" step="1">
                </div>
            </div>
            <!-- Coaxial outer conductor fields -->
            <div class="form-row" id="coaxial-fields">
                <div class="form-group">
                    <label for="outer-thickness">OUTER CONDUCTOR THICKNESS (µm)</label>
                    <input type="number" id="outer-thickness" value="50.8" min="0.1" step="0.1">
                </div>
            </div>
            <!-- Ribbon outer conductor fields -->
            <div id="ribbon-fields" style="display: none;">
                <div class="form-row">
                    <div class="form-group">
                        <label for="trace-pitch">TRACE PITCH (µm)</label>
                        <input type="number" id="trace-pitch" value="3556" min="1" step="1">
                    </div>
                    <div class="form-group">
                        <label for="foil-thickness">FOIL THICKNESS / SHEET (µm)</label>
                        <input type="number" id="foil-thickness" value="25.4" min="0.1" step="0.1">
                    </div>
                    <div class="form-group">
                        <label for="num-foil-layers">FOIL SHEETS</label>
                        <input type="number" id="num-foil-layers" value="2" min="1" step="1">
                    </div>
                </div>
            </div>

            <!-- Materials section -->
            <h2>Materials</h2>
            <div class="form-row">
                <div class="form-group">
                    <label for="inner-material">INNER CONDUCTOR</label>
                    <select id="inner-material"></select>
                </div>
                <div class="form-group">
                    <label for="dielectric-material">DIELECTRIC</label>
                    <select id="dielectric-material"></select>
                </div>
                <div class="form-group">
                    <label for="outer-material">OUTER CONDUCTOR</label>
                    <select id="outer-material"></select>
                </div>
            </div>
            <div class="form-row" id="plating-fields" style="display: none;">
                <div class="form-group">
                    <label for="plating-thickness">AG PLATING THICKNESS (µm)</label>
                    <input type="number" id="plating-thickness" value="3.0" min="0.1" max="50" step="0.1">
                </div>
            </div>

            <!-- Temperature section -->
            <h2>Temperature</h2>
            <div class="form-row">
                <div class="form-group">
                    <label for="t-cold">COLD END (K)</label>
                    <input type="number" id="t-cold" value="0.1" min="0.05" step="0.01">
                </div>
                <div class="form-group">
                    <label for="t-hot">HOT END (K)</label>
                    <input type="number" id="t-hot" value="1.0" min="0.1" step="0.1">
                </div>
            </div>

            <button id="calculate-btn" type="button">Calculate Heat Load</button>

            <div class="chart-container" id="conductivity-chart-container" style="display: none; margin-top: 1.25rem;">
                <h3>MATERIAL THERMAL CONDUCTIVITY</h3>
                <canvas id="conductivity-chart"></canvas>
                <div id="conductivity-refs" class="chart-refs"></div>
            </div>
        </section>

        <section class="results-panel">
            <div id="results-display" class="results-hidden">
                <h2>Results</h2>
                <div class="result-cards">
                    <div class="result-card primary">
                        <span class="result-label">Total Heat Load</span>
                        <span class="result-value" id="result-total"></span>
                    </div>
                    <div class="result-card">
                        <span class="result-label">Per Trace</span>
                        <span class="result-value" id="result-per-trace"></span>
                    </div>
                </div>
                <div class="result-breakdown">
                    <h3>Component Breakdown</h3>
                    <table id="breakdown-table">
                        <thead>
                            <tr>
                                <th>COMPONENT</th>
                                <th>MATERIAL</th>
                                <th>AREA (mm²)</th>
                                <th>HEAT LOAD / TRACE</th>
                                <th>FRACTION</th>
                            </tr>
                        </thead>
                        <tbody></tbody>
                    </table>
                </div>
                <div class="chart-container">
                    <h3>Temperature Profile Along Cable</h3>
                    <canvas id="temp-profile-chart"></canvas>
                </div>
                <div class="chart-container" id="s21-chart-container" style="display: none; margin-top: 1rem;">
                    <h3>RF CABLE LOSS (S21)</h3>
                    <canvas id="s21-chart"></canvas>
                    <div id="s21-summary" class="s21-summary"></div>
                    <div id="s21-refs" class="chart-refs"></div>
                </div>
            </div>
        </section>
    </main>

    <footer>
        <p>
            Based on Smith et al. 2024, IEEE Trans. Appl. Supercond.
            (<a href="https://ieeexplore.ieee.org/document/10381740">10381740</a>).
            Material data from NIST, Daal et al. 2019, Lakeshore.
        </p>
    </footer>

    <script src="js/materials.js"></script>
    <script src="js/thermal.js"></script>
    <script src="js/rf_loss.js"></script>
    <script src="js/presets.js"></script>
    <script src="js/plot.js"></script>
    <script src="js/ui.js"></script>
</body>
</html>