Why is distribution critical for the efficiency of the BHKW? | Electricity feele> <meta name="description" content="Why is distribution critical for the efficiency of the BHKW? It controls the opening and closing of the intake and exhaust valves (valve clearance must be checked regularly) — incorrect valve clearance increases exhaust gas temperatures"> <link rel="canonical" href="https://stromfee-mauritius.ai/en/glaesern/cogeneration/wizards/nockenwelle/"> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "Article", "headline": "Why is distribution critical for the efficiency of the BHKW?", "mainEntityOfPage": "/glaesern/cogeneration/wizards/nockenwelle/", "description": "Controls opening and closing of inlet and outlet valves (valve clearance must be checked regularly) — incorrect valve clearance increases exhaust temperatures and lowers efficiency."}</script> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "What is the function of the camshaft in the BHKW?", "acceptedAnswer": {"@type": "Answer", "text": "The camshaft controls the mechanical movement of the valves to regulate fuel intake and the exhaust of residual gases."}}, {"@type": "Question", "name": "Why must valve clearance be checked regularly?", "acceptedAnswer": {"@type": "Answer", "text": "Incorrect valve clearance leads to imprecise opening times, which increases exhaust gas temperatures and reduces BHKW efficiency."}}, {"@type": "Question", "name": "At what point does a high exhaust gas temperature indicate problems?", "acceptedAnswer": {"@type": "Answer", "text": "If the exhaust gas temperature exceeds reference values (for example at 2 rpm), it may indicate too little valve clearance or wear of the camshaft."}}, {"@type": "Question", "name": "How does distribution influence efficiency?", "acceptedAnswer": {"@type": "Answer", "text": "It ensures correct timing for gas changes; control errors lead to incomplete combustion and energy losses."}}, {"@type": "Question", "name": "Why is valve synchronization important?", "acceptedAnswer": {"@type": "Answer", "text": "Precise synchronization prevents collisions and ensures that cylinder pressure is optimized for the next cycle."}}, {"@type": "Question", "name": "What are the effects of camshaft wear?", "acceptedAnswer": {"@type": "Answer", "text": "Wear leads to a change in valve clearance, which increases thermal load and reduces the lifespan of components."}}]}</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} body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6; -webkit-font-smoothing:antialiased} .wrap{max-width:1080px;margin:0 auto;padding:0 24px} header{padding:14px 0;border-bottom:1px solid 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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 BHKW</a> <nav class="nlinks"><a href="/glaesern/">All professions</a> <a href="/glaesern/cogeneration/motor.html"> Motor </a></nav> <a class="navcta" href="#kontakt">Installation check →</a></div></header> <div class="hero-w"><h1>Camshaft</h1><p>Component assistant · Engine</p> <div class="livebar"><span class="livedot"></span><b id="lcount2">…</b>Live 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 benefit</div> </div> <div id="body"></div> </div> <div class="sec"><h2>Diagram — Process & sensors live</h2><p class="lead">The path through the area, 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">Engine — Process diagram</text><text x="20" y="48" font-size="10.5" fill="#86868b">orange = live sensor from the plant · 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"> Mélange </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"> Turbolader </text><text x="270" y="170" text-anchor="middle" font-size="10.5" fill="#86868b">Overheating pressure</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">Cylinder ×12</text><text x="460" y="170" text-anchor="middle" font-size="10.5" fill="#86868b"> Combustion </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"> Vilebrequin </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"> Sortie </text><text x="841" y="170" text-anchor="middle" font-size="10.5" fill="#86868b">→ Generator</text></g><line x1="270" y1="120" x2="270" y2="88" stroke="#ea580c" stroke-width="1.5" stroke-dasharray="3 2"/><circle cx="270" cy="120" r="3.5" fill="#ea580c"/><g transform="translate(270,58)"><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">Overheating pressure</text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_rladedruck" data-u="bar">…</text></g><line x1="460" y1="120" x2="460" 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(460,58)"><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">Exhaust gas Cyl</text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_rabgastemp_zyl01" data-u="°C">…</text></g><line x1="650" y1="120" x2="596" y2="88" stroke="#ea580c" stroke-width="1.5" stroke-dasharray="3 2"/><circle cx="650" cy="120" r="3.5" fill="#ea580c"/><g transform="translate(596,58)"><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">Oil pressure</text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_roeldruck" data-u="bar">…</text></g><line x1="650" y1="120" x2="704" y2="88" stroke="#ea580c" stroke-width="1.5" stroke-dasharray="3 2"/><circle cx="650" cy="120" r="3.5" fill="#ea580c"/><g transform="translate(704,58)"><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">Rotation speed</text><text x="0" y="25" text-anchor="middle" font-size="12" font-weight="700" fill="#ea580c" class="svlive" data-k="sbhkw2_rdrehzahl" data-u="1/min">…</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 the house</b>calculated, nothing leaves the house. No obligation to disclose operational data.</p></div><div class="block"><h3>Your own LLM for CHP — offline</h3><p class="step-p">Questions in plain 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>NF ISO 8528 (generator sets) (CHP Test) · Manufacturer specifications (Maintenance plan)</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 is the function of the camshaft in the CHP?</summary><div class="faq-a">The camshaft controls the mechanical movement of the valves to regulate fuel intake and exhaust of residual gases.</div></details><details><summary>Why must the valve clearance be checked regularly?</summary><div class="faq-a">Incorrect valve clearance leads to inaccurate opening times, which increases exhaust gas temperatures and reduces CHP efficiency.</div></details><details><summary>From what point does a high exhaust gas temperature indicate problems?</summary><div class="faq-a">If the exhaust gas temperature exceeds reference values (for example at 2 rpm), it may indicate too little valve clearance or wear of the camshaft.</div></details><details><summary>How does distribution influence efficiency?</summary><div class="faq-a">It ensures the correct timing of gas changes; control errors lead to incomplete combustion and energy losses.</div></details><details><summary>Why is valve synchronization important?</summary><div class="faq-a">Precise synchronization prevents collisions and ensures that the pressure in the cylinder is optimised for the next cycle.</div></details><details><summary>What are the effects of camshaft wear?</summary><div class="faq-a">Wear causes a change in valve clearance, which increases the thermal load and reduces the lifespan of the components.</div></details></div> <footer class="site"><div class="wrap"> <div class="fbrand">◈ Transparent CHP</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/motor.html"> Motor </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/step.png" alt="Step">'+ '<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">'+nav(1);} function step2(){return 'Deviations in the <b>valve clearance</b> as an indicator of mechanical wear'+nav(2);} function step3(){return 'Correlation between cam position and <b>exhaust gas temperature</b> for detecting control faults'+ 'Monitoring of <b>cylinder cycle synchronisation</b> to prevent compression losses'+li('Analysis of <b>efficiency</b> through precise monitoring of intake and exhaust phases')+li('<img class="step-img" src="../img/ki-motor.jpg" alt="AI monitors">')+li('<div class="szen_grid"><img class="szen-img" src="../img/szen-motor.jpg" alt="Scenario" loading="lazy"><div><p class="mon">Monitoring: continuous · >Interplay of key parameters</p>')+li('<p class="step-p"><b>The scenario:</b> a gradual drop in oil pressure or a drifting temperature remains below the alarm threshold until an emergency shutdown occurs — at the most unfavourable moment.<br>')+'</ul></div>'+ '<b>The AI:</b> detects the deviation from normal operation early and reports it before the safety system triggers. <b>It identifies the trend before the limit is reached.</b></p></div>'+ '<p class="step-kicker">Step 4 · Your benefit</p><h2 class="step-h">Why this is important</h2>'+ '<div class="benefit"><h3>Correctly adjusted valve clearance minimises thermal stress and ensures the optimal efficiency of the CHP unit.</h3><p>Precise monitoring prevents material fatigue caused by excessive exhaust temperatures. 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