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<h1>DIN 18599 - Symbole und Einheiten</h1>

  <div class="overflow-x-auto p-8">
    <table class="min-w-full border-collapse border border-gray-300">
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        <tr>
          <th class="border border-gray-300 px-4 py-2 text-left">Symbol</th>
          <th class="border border-gray-300 px-4 py-2 text-left">Deutsch</th>
          <th class="border border-gray-300 px-4 py-2 text-left">Englisch</th>
          <th class="border border-gray-300 px-4 py-2 text-left">Einheit</th>
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      </thead>
      <tbody>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\eta\)</td>
          <td class="border border-gray-300 px-4 py-2">Nutzungsgrad, Effizienz, Ausnutzung</td>
          <td class="border border-gray-300 px-4 py-2">Performance ratio, efficiency, utilisation factor</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\beta\)</td>
          <td class="border border-gray-300 px-4 py-2">Belastungsgrad</td>
          <td class="border border-gray-300 px-4 py-2">Load level, load factor</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">Q˙</td>
          <td class="border border-gray-300 px-4 py-2">Wärmeleistung</td>
          <td class="border border-gray-300 px-4 py-2">Heating power</td>
          <td class="border border-gray-300 px-4 py-2">W, kW</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">𝑉˙</td>
          <td class="border border-gray-300 px-4 py-2">Volumenstrom</td>
          <td class="border border-gray-300 px-4 py-2">flow rate</td>
          <td class="border border-gray-300 px-4 py-2">m<sup>3</sup>/h</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">𝑞˙</td>
          <td class="border border-gray-300 px-4 py-2">spezifische Wärmeleistung</td>
          <td class="border border-gray-300 px-4 py-2">specific heating power</td>
          <td class="border border-gray-300 px-4 py-2">W/m<sup>2</sup></td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\theta\)‾</td>
          <td class="border border-gray-300 px-4 py-2">Mittlere Temperatur</td> 
          <td class="border border-gray-300 px-4 py-2">mean temperature</td>
          <td class="border border-gray-300 px-4 py-2">&deg;C</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">A</td>
          <td class="border border-gray-300 px-4 py-2">Fläche</td>
          <td class="border border-gray-300 px-4 py-2">area</td>
          <td class="border border-gray-300 px-4 py-2">m<sup>2</sup></td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">a</td>
          <td class="border border-gray-300 px-4 py-2">Anteil</td>
          <td class="border border-gray-300 px-4 py-2">fraction</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">b</td>
          <td class="border border-gray-300 px-4 py-2">Überdimensionierungsfaktor der Pumpe</td>
          <td class="border border-gray-300 px-4 py-2">Pump overdimensioning factor</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">c</td>
          <td class="border border-gray-300 px-4 py-2">Koeffizient</td>
          <td class="border border-gray-300 px-4 py-2">coefficient</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">C</td>
          <td class="border border-gray-300 px-4 py-2">Konstante</td>
          <td class="border border-gray-300 px-4 py-2">constant</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">c</td>
          <td class="border border-gray-300 px-4 py-2">spezifische Wärmekapazität</td>
          <td class="border border-gray-300 px-4 py-2">specific heat capacity</td>
          <td class="border border-gray-300 px-4 py-2">kJ/(kg·K)</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">COP</td>
          <td class="border border-gray-300 px-4 py-2">Leistungskennzahl</td>
          <td class="border border-gray-300 px-4 py-2">coefficient of performance</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
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          <td class="text-3xl border border-gray-300 px-4 py-2">d</td>
          <td class="border border-gray-300 px-4 py-2">Zeit, Zeitspanne, Tage</td>
          <td class="border border-gray-300 px-4 py-2">Time, time period, days</td>
          <td class="border border-gray-300 px-4 py-2">d, d/a, d/mth</td>
        </tr>
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          <td class="text-3xl border border-gray-300 px-4 py-2">e</td>
          <td class="border border-gray-300 px-4 py-2">Aufwandszahl</td>
          <td class="border border-gray-300 px-4 py-2">expenditure factor</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
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          <td class="text-3xl border border-gray-300 px-4 py-2">E</td>
          <td class="border border-gray-300 px-4 py-2">monatliche solare Bestrahlungsenergie</td>
          <td class="border border-gray-300 px-4 py-2">Monthly solar radiation energy</td>
          <td class="border border-gray-300 px-4 py-2">kWh/(m<sup>2</sup>·mth)</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">EEI</td>
          <td class="border border-gray-300 px-4 py-2">Energieeffizienzindex</td>
          <td class="border border-gray-300 px-4 py-2">Energy efficiency index</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">F</td>
          <td class="border border-gray-300 px-4 py-2">Faktor</td>
          <td class="border border-gray-300 px-4 py-2">factor</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
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          <td class="text-3xl border border-gray-300 px-4 py-2">FBH</td>
          <td class="border border-gray-300 px-4 py-2">Fußbodenheizung</td>
          <td class="border border-gray-300 px-4 py-2">underfloor heating</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">g</td>
          <td class="border border-gray-300 px-4 py-2">Gesamtenergiedurchlassgrad bei senkrechtem Strahlungseinfall</td>
          <td class="border border-gray-300 px-4 py-2">total energy transmittance for perpendicular incidence of solar radiation</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">H</td>
          <td class="border border-gray-300 px-4 py-2">Wärmetransferkoeffizient, allgemein</td>
          <td class="border border-gray-300 px-4 py-2">heat transfer coefficient, general</td>
          <td class="border border-gray-300 px-4 py-2">W/K</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">h</td>
          <td class="border border-gray-300 px-4 py-2">Höhe</td>
          <td class="border border-gray-300 px-4 py-2">height</td>
          <td class="border border-gray-300 px-4 py-2">m</td>
        </tr>
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          <td class="text-3xl border border-gray-300 px-4 py-2">HK</td>
          <td class="border border-gray-300 px-4 py-2">Heizkörper</td>
          <td class="border border-gray-300 px-4 py-2">radiator</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
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          <td class="text-3xl border border-gray-300 px-4 py-2">L</td>
          <td class="border border-gray-300 px-4 py-2">Länge</td>
          <td class="border border-gray-300 px-4 py-2">length</td>
          <td class="border border-gray-300 px-4 py-2">m</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">n</td>
          <td class="border border-gray-300 px-4 py-2">Luftwechselrate</td>
          <td class="border border-gray-300 px-4 py-2">air change rate</td>
          <td class="border border-gray-300 px-4 py-2">h<sup>-1</sup></td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">P</td>
          <td class="border border-gray-300 px-4 py-2">Leistung</td>
          <td class="border border-gray-300 px-4 py-2">Performance, power</td>
          <td class="border border-gray-300 px-4 py-2">W, kW</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">p</td>
          <td class="border border-gray-300 px-4 py-2">Druck</td>
          <td class="border border-gray-300 px-4 py-2">pressure</td>
          <td class="border border-gray-300 px-4 py-2">kPa</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">Q</td>
          <td class="border border-gray-300 px-4 py-2">Energie</td>
          <td class="border border-gray-300 px-4 py-2">energy</td>
          <td class="border border-gray-300 px-4 py-2">kWh</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">q</td>
          <td class="border border-gray-300 px-4 py-2">spezifische Energie</td>
          <td class="border border-gray-300 px-4 py-2">specific energy</td>
          <td class="border border-gray-300 px-4 py-2">Wh/(m<sup>2</sup>·d), kWh/(m<sup>2</sup>·a)</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">t</td>
          <td class="border border-gray-300 px-4 py-2">Zeit, Zeitspanne</td>
          <td class="border border-gray-300 px-4 py-2">Time, time period, hours</td>
          <td class="border border-gray-300 px-4 py-2">h, h/d, h/mth, h/a</td>
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          <td class="text-3xl border border-gray-300 px-4 py-2">U</td>
          <td class="border border-gray-300 px-4 py-2">Wärmedurchgangskoeffizient</td>
          <td class="border border-gray-300 px-4 py-2">thermal transmittance</td>
          <td class="border border-gray-300 px-4 py-2">W/(m<sup>2</sup>·K)</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">V</td>
          <td class="border border-gray-300 px-4 py-2">Volumen</td>
          <td class="border border-gray-300 px-4 py-2">volume</td>
          <td class="border border-gray-300 px-4 py-2">m<sup>3</sup></td>
        </tr>
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          <td class="text-3xl border border-gray-300 px-4 py-2">W</td>
          <td class="border border-gray-300 px-4 py-2">Hilfsenergie</td>
          <td class="border border-gray-300 px-4 py-2">auxiliary energy</td>
          <td class="border border-gray-300 px-4 py-2">kWh</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(z\)</td>
          <td class="border border-gray-300 px-4 py-2">Tägliche Laufzeit der Zirkulationspumpe</td>
          <td class="border border-gray-300 px-4 py-2">Daily running time of the circulation pump</td>
          <td class="border border-gray-300 px-4 py-2">h/d</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\alpha\)</td>
          <td class="border border-gray-300 px-4 py-2">Anteil</td>
          <td class="border border-gray-300 px-4 py-2">fraction</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\gamma\)</td>
          <td class="border border-gray-300 px-4 py-2">Wärmequellen-/Wärmesenken-Verhältnis</td>
          <td class="border border-gray-300 px-4 py-2">heat-balance ratio, ratio of heat sources to heat sinks</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\Delta\)</td>
          <td class="border border-gray-300 px-4 py-2">Differenz</td>
          <td class="border border-gray-300 px-4 py-2">difference</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\theta\)</td>
          <td class="border border-gray-300 px-4 py-2">Temperatur</td>
          <td class="border border-gray-300 px-4 py-2">temperature</td>
          <td class="border border-gray-300 px-4 py-2">°C</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\kappa\)</td>
          <td class="border border-gray-300 px-4 py-2">Deckungsanteil</td>
          <td class="border border-gray-300 px-4 py-2">Cover ratio</td>
          <td class="border border-gray-300 px-4 py-2">%</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\sigma\)</td>
          <td class="border border-gray-300 px-4 py-2">Stromkennzahl</td>
          <td class="border border-gray-300 px-4 py-2">CHP code</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\Phi\)</td>
          <td class="border border-gray-300 px-4 py-2">Wärmestrom</td>
          <td class="border border-gray-300 px-4 py-2">energy flow rate, power, heat flow</td>
          <td class="border border-gray-300 px-4 py-2">W</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(w\)</td>
          <td class="border border-gray-300 px-4 py-2">Wichtungsfaktor</td>
          <td class="border border-gray-300 px-4 py-2">weighting factor</td>
          <td class="border border-gray-300 px-4 py-2">—</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\rho\)</td>
          <td class="border border-gray-300 px-4 py-2">Dichte</td>
          <td class="border border-gray-300 px-4 py-2">density</td>
          <td class="border border-gray-300 px-4 py-2">kg/m<sup>3</sup></td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\tau\)</td>
          <td class="border border-gray-300 px-4 py-2">Zeitkonstante (einer Gebäudezone)</td>
          <td class="border border-gray-300 px-4 py-2">(thermal) time constant (of a building zone)</td>
          <td class="border border-gray-300 px-4 py-2">h</td>
        </tr>
        <tr>
          <td class="text-3xl border border-gray-300 px-4 py-2">\(\vartheta\)</td>
          <td class="border border-gray-300 px-4 py-2">Temperatur</td>
          <td class="border border-gray-300 px-4 py-2">temperature</td>
          <td class="border border-gray-300 px-4 py-2">°C</td>
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