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.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/bess/">◈ BESS transparent</a> <nav class="nlinks"><a href="/glaesern/bess/">All trades</a> <a href="/glaesern/bess/bms.html">Battery Management</a></nav> <a class="navcta" href="#kontakt">Installation check →</a></div></header> <div class="hero-w"><h1>Battery Management</h1><p>Component Assistant · Battery Management</p> </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 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">Battery Management — Process diagram</text><text x="20" y="48" font-size="10.5" fill="#86868b">orange = live installation sensor · flow from left to right</text><line x1="138" y1="152" x2="268" y2="152" stroke="#f97316" stroke-width="2.5" marker-end="url(#ar)"/><line x1="392" y1="152" x2="522" y2="152" stroke="#f97316" stroke-width="2.5" marker-end="url(#ar)"/><line x1="646" 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"> Cellules </text><text x="79" y="170" text-anchor="middle" font-size="10.5" fill="#86868b"> Mesure </text></g><g><rect x="274" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="333" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f"> Rack-BMS </text></g><g><rect x="528" y="120" width="118" height="64" rx="12" fill="url(#bx)" stroke="#fdba74" stroke-width="1.5"/><text x="587" y="148" text-anchor="middle" font-size="13" font-weight="700" fill="#1d1d1f"> Balancing </text><text x="587" y="170" text-anchor="middle" font-size="10.5" fill="#86868b"> Équilibrage </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"> Notification </text></g></svg></div> <div class="sec"><h2>One level lower — 7 components</h2><p class="lead">For technical and specialized planning: each component with AI explanation, calculator, and reference to standards.</p><div class="compgrid"><a href="/glaesern/bess/wizards/zellspreizung/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b>Highest cell vs. lowest</b><span> Composant </span></div></a><a href="/glaesern/bess/wizards/rack-bms/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b>Rack-BMS (Slave)</b><span> Composant </span></div></a><a href="/glaesern/bess/wizards/master-bms/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b> Master-BMS </b><span> Composant </span></div></a><a href="/glaesern/bess/wizards/balancing/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b>Cell balancing</b><span> Composant </span></div></a><a href="/glaesern/bess/wizards/soh-schaetzung/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b>SoH (State of Health) estimation</b><span> Composant </span></div></a><a href="/glaesern/bess/wizards/zyklenzaehler/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b>Cycle counter</b><span> Composant </span></div></a><a href="/glaesern/bess/wizards/ueberwachung-schutzabschaltung/"><img src="../img/bms.jpg" alt="" loading="lazy" onerror="this.style.display='none'"><div class="ct"><b>Monitoring & protection shutdown</b><span> Composant </span></div></a></div></div><section class="ctaband" id="kontakt"><h2>Your storage just as transparent?</h2><p>Precisely connected to the register, calculated internally, without Cloud. The first installation check is free.</p><a class="btn" href="mailto:hr@stromfee.ai?subject=BESS%20Anlagen-Check">Request a free check</a></section><div class="sec faqsec"><h2>FAQ</h2><details><summary>Why is imbalance so important?</summary><div class="faq-a">Because it is the first measurable sign of ageing — visible long before capacity drops.</div></details><details><summary>Does the BMS calculate in the cloud?</summary><div class="faq-a">No. Read-only, calculated internally — nothing leaves the installation.</div></details></div><div class="sec"><div class="block"><h3>This is how we connect — read-only</h3><p class="step-p">The value comes from<b>Modbus TCP · CAN (BMS) · PCS</b>of the installation —<b>read, not controlled</b>. Everything is<b>in-house</b>calculated, nothing leaves the building. No obligation to disclose operating data.</p></div><div class="block"><h3>Your own BESS-LLM — offline</h3><p class="step-p">Questions in plain language, answered by<b>Your own installation data</b>— local, no Cloud. The AI runs in the building; the installation remains yours.</p></div><div class="note"><b>Regulatory framework:</b>IEC 62933</div><div class="block"><h3>Connection with the entire installation</h3><p class="step-p">Storage only delivers its value within the system — with PV, load peaks and electricity prices.</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)">Gläsernes BHKW →</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></div></div></div> <footer class="site"><div class="wrap"> <div class="fbrand">◈ Gläsernes BESS</div> <p class="fclaim">Connected in read-only mode · calculated locally · no Cloud. The installation remains in the building.</p> <nav class="flinks"><a href="/glaesern/bess/">All trades</a> <a href="/glaesern/bess/bms.html">Battery management</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/bms.jpg" alt="Battery management">'+ '<div><p class="step-kicker">Step 1 · Understand</p><h2 class="step-h">Battery management — from a commercial point of view</h2>'+ '<p class="step-p">The battery management is the early warning system. It measures every cell and works against spreading. Crucial for profitability: an increasing spread is the earliest measurable aging signal — months before it becomes noticeable in yield.</p></div></div>'+nav(1);} function step2(){return '<div class="step-grid"><div><p class="step-kicker">Step 2 · See live</p><h2 class="step-h">No own register — to be honest</h2><p class="step-p">For this component, <b>no own register</b> is connected, which is why no example value is provided here. Where the system measures, the value is read as read-only and calculated in the house. Select a component below for the detailed value.</p></div><img class="step-img" src="../img/bms.jpg" alt="System"></1>'+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 highlights here</h2><ul class="chk">'+li('Reads the <b>spreading trend</b> over several cycles.')+li('Detects <b>early aging</b>, well before any shutdown.')+li('Distinguishes between <b>normal balancing and actual drift</b>.')+li('Makes the <b>remaining useful life</b> estimable.')+'</ul></div>'+ '<img class="step-img" src="../img/bms.jpg" alt="AI monitors">'+ '<div class="szen_grid"><div><p class="mon">Monitoring: continuous · Spreading on cycles</p>'+ '<p class="step-p"><b>The scenario:</b> a slowly increasing spread remains under protection until capacity drops significantly.<br>'+ '<b>The AI:</b> recognizes the steady trend early — aging becomes predictable. <b>It detects the trend before the limit value is reached.</b></p></div></div>'+nav(3);} function step4(){return '<p class="step-kicker">Step 4 · Your benefit</p><h2 class="step-h">Why this matters</h2>'+ '<div class="benefit"><h3>Early detected aging = predictable investment.</h3><p>The BMS is the early warning system. The AI reads the trend, and the components show the spreading and its causes in detail.</p></div>'+ '<div class="calcbox"><p class="step-p">highest cell voltage (mV) <input id="c0" type="number" step="any" value="3320" oninput="r()"> · lowest (mV) <input id="c1" type="number" step="any" value="3290" oninput="r()"> → <b><span id="o" style="color:var(--accent)">—</span> mV spread</b></p>'+ '<p class="mon" style="margin-top:.5rem">Calculation: highest − lowest</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 .st').forEach(function(el){el.style.cursor='pointer';el.onclick=function(){go(+el.getAttribute('data-s'));};}); render(); </script></body></html>