Efficiency: electrical vs. thermal? — Transparent Generator Set | Stromfeeta name="description" content="Efficiency: electrical vs. thermal? — Transparent Generator Set Electrical efficiency: typically 38–43 %; thermal: 40–45 %; overall efficiency over 85 % — calculated from Pel / (Gas consumption × Hu_CH4 × CH4 Share"> <link rel="canonical" href="https://stromfee-mauritius.ai/en/glaesern/cogeneration/wizards/frage_wirkungsgrad/"> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "Article", "headline": "Efficiency: electrical vs. thermal? — Transparent Generator Set", "mainEntityOfPage": "/glaesern/cogeneration/wizards/frage_wirkungsgrad.html", "description": "Electrical efficiency: typically 38–43 %; thermal: 40–45 %; total efficiency over 85 % — calculated from Pel / (Gas consumption × Hu_CH4 × CH4 share), where Hu_CH4 = 9.97 kWh/m³."}</script> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "What does the efficiency: electrical vs. thermal? in the generator set allow?", "acceptedAnswer": {"@type": "Answer", "text": "The leverage lies in the operating mode, not in the technology — a sensor, connected to the AI via our databases, recalculates the best driving plan every hour."}}, {"@type": "Question", "name": "How does the AI detect problems related to efficiency: electrical vs. thermal??", "acceptedAnswer": {"@type": "Answer", "text": "identifies the declining indicator early and suggests the operating mode adapted to price and heat."}}]}</script> <style>:root{--bg:#fdfcff;--bg-soft:#faf8ff;--surface:#fff;--text:#1d1d1f;--text-2:#515154;--text-3:#86868b;--border:#fed7aa;--border-soft:#efeaf8;--accent:#f97316;--accent-bright:#fdba74;--accent-dim:rgba(234,88,12,.08);--emerald:#ea580c;--font:'Inter',-apple-system,sans-serif;--mono:'JetBrains Mono',monospace;--radius:16px}*{box-sizing:border-box;margin:0;padding:0} 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.5rem} .step-h{font-size:clamp(1.35rem,2.6vw,1.7rem);font-weight:800;letter-spacing:-.01em;margin:0 0 .7rem;color:var(--text,#1d1d1f);line-height:1.16} .step-p{font-size:1.02rem;line-height:1.62;color:var(--text-2,#515154);margin:0 0 .8rem} .step-p b{color:var(--text,#1d1d1f)} .chk{list-style:none;padding:0;margin:.4rem 0 0} .chk li{display:flex;gap:.6rem;align-items:flex-start;font-size:.98rem;line-height:1.5;color:var(--text-2,#515154);margin:.55rem 0} .chk li .b{flex:0 0 auto;width:22px;height:22px;border-radius:999px;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.8rem;margin-top:.05rem} .wiz-nav{display:flex;justify-content:space-between;align-items:center;gap:.8rem;margin-top:1.5rem;flex-wrap:wrap} .wiz-back{background:none;border:0;color:var(--text-3,#86868b);font-weight:700;font-size:.95rem;cursor:pointer;padding:.6rem .2rem} .wiz-back:hover{color:var(--text,#1d1d1f)} .wiz-next{background:linear-gradient(135deg,var(--accent),var(--accent-bright));color:#fff;border:0;border-radius:999px;padding:.85rem 1.6rem;font-weight:800;font-size:1rem;cursor:pointer;box-shadow:0 10px 26px rgba(249,115,22,.28);text-decoration:none;display:inline-flex;align-items:center;gap:.5rem} .wiz-next:hover{transform:translateY(-1px)} .benefit{background:linear-gradient(135deg,#fff7f0,#fff);border:1px solid var(--accent-ultra);border-radius:18px;padding:1.3rem 1.4rem;margin:.2rem 0 1.1rem} .benefit h3{margin:0 0 .5rem;font-size:1.2rem;font-weight:800;color:var(--text,#1d1d1f)} .benefit p{margin:0;color:var(--text-2,#515154);line-height:1.6}</style></head><body> <header class="site"><div class="wrap navrow"> <a class="brand" href="/glaesern/">◈ Transparent CHP</a> <nav class="nlinks"><a href="/glaesern/">All trades</a> <a href="/glaesern/cogeneration/wirtschaft.html"> Rentabilité </a></nav> <a class="navcta" href="#kontakt">Installation check →</a></div></header> <div class="hero-w"><h1>Efficiency: electrical vs. thermal?</h1><p>Component Wizard · Profitability</p> <div class="livebar"><span class="livedot"></span><b id="lcount2">…</b>Live measured values from the plant ·<span id="lts2"> verbinde… </span></div></div> <div class="wiz-wrap"> <div id="steps"> <div class="st" data-s="1"><span class="no">1</span> Comprendre </div> <div class="st" data-s="2"><span class="no">2</span>View live</div> <div class="st" data-s="3"><span class="no">3</span>What the AI does</div> <div class="st" data-s="4"><span class="no">4</span>Your profit</div> </div> <div id="body"></div> </div> <div class="sec"><h2>Diagram — Process & sensors live</h2><p class="lead">The path through the domain, with the actual measurement points of the installation.</p><svg viewBox="0 0 920 300" style="width:100%;height:auto;background:#fdfcff;border:1px solid #fed7aa;border-radius:16px"><defs><linearGradient id="bx" x1="0" y1="0" x2="0" y2="1"><stop offset="0" stop-color="#fff"/><stop offset="1" stop-color="#fff7ed"/></linearGradient><marker id="ar" markerWidth="8" markerHeight="8" refX="6" refY="3" orient="auto"><path d="M0,0 L6,3 L0,6 Z" fill="#f97316"/></marker></defs><text x="20" y="30" font-size="14" font-weight="800" fill="#ea580c">Profitability — Process diagram</text><text x="20" y="48" font-size="10.5" fill="#86868b">orange = live sensor of the installation · flow from left to right</text><line x1="138" y1="152" x2="204" y2="152" stroke="#f97316" stroke-width="2.5" marker-end="url(#ar)"/><line x1="328" y1="152" x2="395" y2="152" stroke="#f97316" stroke-width="2.5" marker-end="url(#ar)"/><line x1="519" y1="152" x2="586" y2="152" stroke="#f97316" stroke-width="2.5" marker-end="url(#ar)"/><line x1="710" y1="152" x2="776" y2="152" stroke="#f97316" stroke-width="2.5" marker-end="url(#ar)"/><g><rect x="20" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="79" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f">Gas consumption</text></g><g><rect x="210" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="270" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f">BHKW</text><text x="270" y="170" text-anchor="middle" font-size="10.5" fill="#86868b"> Conversion </text></g><g><rect x="401" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="460" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f"> Électricité </text><text x="460" y="170" text-anchor="middle" font-size="10.5" fill="#86868b">→ Grid/EVU</text></g><g><rect x="592" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="650" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f"> Wärme </text><text x="650" y="170" text-anchor="middle" font-size="10.5" fill="#86868b">→ Usage</text></g><g><rect x="782" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="841" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f"><tspan x="841" dy="-4"></tspan><tspan x="841" dy="14">Gross margin</tspan></text></g><line x1="79" y1="120" x2="79" y2="88" stroke="#ea580c" stroke-width="1.5" stroke-dasharray="3 2"/><circle cx="79" cy="120" r="3.5" fill="#ea580c"/><g transform="translate(79,58)"><rect x="-52" y="0" width="104" height="30" rx="8" fill="#fff" stroke="#ea580c" stroke-width="1"/><text x="0" y="12" text-anchor="middle" font-size="8.5" fill="#86868b"> Gaz </text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_rgasmenge" data-u="m³/h">…</text></g><line x1="460" y1="120" x2="406" y2="88" stroke="#ea580c" stroke-width="1.5" stroke-dasharray="3 2"/><circle cx="460" cy="120" r="3.5" fill="#ea580c"/><g transform="translate(406,58)"><rect x="-52" y="0" width="104" height="30" rx="8" fill="#fff" stroke="#ea580c" stroke-width="1"/><text x="0" y="12" text-anchor="middle" font-size="8.5" fill="#86868b"> Électricité </text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_ristleist" data-u="kW">…</text></g><line x1="460" y1="120" x2="514" y2="88" stroke="#ea580c" stroke-width="1.5" stroke-dasharray="3 2"/><circle cx="460" cy="120" r="3.5" fill="#ea580c"/><g transform="translate(514,58)"><rect x="-52" y="0" width="104" height="30" rx="8" fill="#fff" stroke="#ea580c" stroke-width="1"/><text x="0" y="12" text-anchor="middle" font-size="8.5" fill="#86868b"> Travail </text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_udiwirkarbeit" data-u="MWh">…</text></g></svg></div> <div class="sec"><div class="block"><h3>Thus we connect — read-only</h3><p class="step-p">The value comes from<b>Modbus TCP · Plant PLC · M-Bus (meters)</b>of the installation —<b>read, not controlled</b>. Everything is<b>in-house</b>calculated, nothing leaves the house. No obligation to disclose operating data.</p></div><div class="block"><h3>Your own LLM for CHP — offline</h3><p class="step-p">Questions in common language, answered by<b>Your own installation data</b>— local, no cloud. The AI runs internally; the installation remains yours.</p></div><div class="note"><b>Regulatory framework:</b>purchase obligation (OA) / remuneration supplement (CR) 2023 · VDI 4608 (energy assessment)</div><div class="block"><h3>Associated causal chains</h3><p class="step-p">This component is part of<a href="https://bhkw-anlagen.com/kausalketten.html" style="color:var(--accent)">Installation causal chains</a>— from cause to effect (gas quality → engine → exhaust gas → heat → efficiency). The AI reads the entire chain, not just the individual value.</p></div><div class="block"><h3>Link with the entire installation</h3><p class="step-p">A CHP unit is never alone: electricity, heat and gas are linked, and with PV and battery storage, it becomes a system. The AI calculates the entire installation.</p><div style="display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.6rem"><a href="/glaesern/cogeneration/" style="font-size:.85rem;padding:.4rem .9rem;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:var(--accent)">BESS transparent →</a><a href="/glaesern/hotel/" style="font-size:.85rem;padding:.4rem .9rem;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:var(--accent)">Gläsernes Hotel →</a><a href="/fr/pv-watcher/" style="font-size:.85rem;padding:.4rem .9rem;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:var(--accent)">PV-Watcher →</a></div></div></div><div class="sec faqsec"><h2>Frequently asked questions</h2><details><summary>What does efficiency allow: electrical vs. thermal? in the generator set group?</summary><div class="faq-a">The lever lies in the operating mode, not in the technology — a sensor, connected to the AI via our databases, recalculates the best operating plan every hour.</div></details><details><summary>How does the AI detect issues related to efficiency: electrical vs. thermal??</summary><div class="faq-a">identifies the declining indicator early and suggests the operating mode adapted to price and heat.</div></details></div> <footer class="site"><div class="wrap"> <div class="fbrand">◈ CHP transparent</div> <p class="fclaim">Connected in read-only mode · local calculation · no cloud. The installation remains at your site.</p> <nav class="flinks"><a href="/glaesern/">All trades</a> <a href="/glaesern/cogeneration/wirtschaft.html"> Rentabilité </a> <a href="https://bhkw-anlagen.com/impressum.html">Legal notice</a> <a href="https://bhkw-anlagen.com/datenschutz.html">Data protection</a></nav> <div class="fcopy">© 2026 HR Energiemanagement GmbH · 32257 Bünde · +49 5223 4921030</div> </div></footer> <script> var state={step:1}; function li(t){return '<li>'+t+'</li>';} function nav(s){var b=s>1?'<button class="wiz-back" onclick="go('+(s-1)+')">← Back</button>':'<span></span>'; var n=s<4?'<button class="wiz-next" onclick="go('+(s+1)+')">Next →</button>':'<button class="wiz-next" onclick="go(1)">From the beginning</button>'; return '<div class="wiz-nav">'+b+n+'</div>';} function step1(){return '<div class="step-grid"><img class="step-img" src="../img/frage_wirkungsgrad.jpg" alt="Efficiency: electrical vs. thermal?">'+ '<div><p class="step-kicker">Step 1 · Understand</p><h2 class="step-h">What is efficiency: electrical vs. thermal??</h2>'+ '<p class="step-p">Electrical efficiency: typically 38–43 %; thermal: 40–45 %; total efficiency over 85 % — calculated from Pel / (Gas consumption × Hu_CH4 × CH4-share), where Hu_CH4 = 9.97 kWh/m³.</p></div></div>'+nav(1);} function step2(){return '<p class="step-kicker">Step 2 · See live</p><h2 class="step-h">The plant — right now</h2><div class="live-head"><span class="livedot"></span><span class="live-status" id="lstatus"> connecting... </span><span class="live-sub">· anonymous reference plant · read-only from the process control system, calculated in-house</span></div><div class="kpis"><div class="kpi hl" data-k="sbhkw2_ristleist"><div class="kl">Power output</h2><div class="kval"><span class="v">…</span><span class="ku">kW</span></div><div class="spark"></div></div><div class="kpi" data-k="sbhkw2_udiwirkarbeit"><div class="kl">Work output</div><div class="kval"><span class="v">…</span><span class="ku">MWh</span></div><div class="spark"></div></div><div class="kpi" data-k="sbhkw2_udigaszaehler"><div class="kl">Gas meter</div><div class="kval"><span class="v">…</span><span class="ku">m³</span></div><div class="spark"></div></div><div class="kpi" data-k="sbhkw2_rgasmenge"><div class="kl">Gas quantity</div><div class="kval"><span class="v">…</span><span class="ku">m³/h</span></div><div class="spark"></div></div></div><p class="step-p" style="margin-top:1rem">Excerpt from <b id="lcount">…</b> measured values of the plant. For the detailed <a href="https://bhkw-anlagen.com/erklaervideo/frage_wirkungsgrad.html" style="color:var(--accent)">explanation page with video →</a></p>'+nav(2);} function step3(){return '<div class="step-grid"><div><p class="step-kicker">Step 3 · What the AI does</p>'+ '<h2 class="step-h">What the AI reads from these values</h2><ul class="chk">'+li('Monitors the <b>electrical indicator</b> and the <b>peak load hours</b>.')+li('Identifies a <b>declining indicator</b> as a less efficient use of heat or electricity.')+li('Associates the operating mode with the <b>price and heat demand</b>.')+li('Shows where the <b>leverage in the operating mode</b> is, not in the technology.')+'</ul></div>'+ '<img class="step-img" src="../img/ki-wirtschaft.jpg" alt="AI 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'<div class="szen szen-grid"><img class="szen-img" src="../img/szen-wirtschaft.jpg" alt="Szenario" loading="lazy"><div><p class="mon">Surveillé : en continu · Indicateur par rapport à l’exigence</p>'+ '<p class="step-p"><b>Le scénario :</b> si le BHKW fonctionne indépendamment de la chaleur ou du prix, la rentabilité diminue et la marge brute est perdue chaque heure.<br>'+ '<b>Die KI:</b> identifie précocement l’indicateur en baisse et suggère le mode de fonctionnement adapté au prix et à la chaleur. <b>Sie erkennt den Trend, bevor der Grenzwert greift.</b></p></div></div>'+nav(3);} function step4(){return '<p class="step-kicker">Step 4 · Your benefit</p><h2 class="step-h">Why it matters</h2>'+ '<div class="benefit"><h3>Optimised operation = higher electricity ratio = higher contribution margin.</h3><p> The lever lies in the operating mode, not in the technology — a sensor, connected to the AI via our databases, recalculates the best operating plan every hour. </p></div>'+ '<div class="calcbox"><p class="step-p">electrical output (kW) <input id="c0" type="number" step="any" value="400" oninput="r()"> · thermal output (kW) <input id="c1" type="number" step="any" value="450" oninput="r()"> → <b><span id="o" style="color:var(--accent)">—</span> σ (electricity ratio)</b></p>'+ '<p class="mon" style="margin-top:.5rem">Calculation: electrical ÷ thermal output</p></div>'+nav(4);} function r(){var v=[];for(var i=0;i<2;i++){var e=document.getElementById('c'+i);v.push(e?parseFloat(e.value)||0:0);}'o');if(o)o.textContent=(Math.round(res*100)/100).toLocaleString('de-DE');}'body').innerHTML=state.step===1?step1():state.step===2?step2():state.step===3?step3():step4();'#steps .st').forEach(function(el){var n=+el.getAttribute('data-s');el.classList.toggle('on',n===state.step);el.classList.toggle('done',n<state.step);});'smooth'});} document.querySelectorAll('#steps 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