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AI secures the cold chain, shifts pre-cooling and washing cycles away from peak loads and uses waste heat from cooling for hot water.</p> </div> </section>  <div class="wiz-wrap"> <div class="wiz"> <div class="wiz-steps" id="steps"> <div class="st on" data-s="1" onclick="go(1)"><span class="no">1</span><span class="lbl"> Comprendre </span></div> <div class="st" data-s="2" onclick="go(2)"><span class="no">2</span><span class="lbl">View live</span></div> <div class="st" data-s="3" onclick="go(3)"><span class="no">3</span><span class="lbl">What the AI does</span></div> <div class="st" data-s="4" onclick="go(4)"><span class="no">✓</span><span class="lbl">Your benefit</span></div> </div> <div class="wiz-body" id="body"></div> </div> <div class="mini-flow"><span class="mf here">Cuisine & Catering</span><span class="ar">→</span><a class="mf next" href="/glaesern/hotel/wizards/waescherei/" style="text-decoration:none">Laundry — Washing, drying, ironing.</a></div> </div>  <section style="max-width:1000px;margin:0 auto;padding:.5rem 20px 1.5rem"><div style="background:linear-gradient(135deg,#f0fbf9,#fff);border:1px solid var(--accent-ultra,#fdba74);border-radius:16px;padding:1.2rem 1.4rem"><div style="font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent,#ea580c);font-weight:800;margin-bottom:.7rem">Thematically related</div><div style="display:flex;flex-wrap:wrap;gap:.55rem"><a href="https://stromfee.ai/loesungen/shelly-energiemessung.html" style="display:inline-flex;align-items:center;gap:.35rem;font-size:.9rem;font-weight:700;padding:.5rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--accent-ultra,#fdba74);color:var(--accent,#ea580c);text-decoration:none">Shelly energy measurement →</a><a href="/glaesern/hotel/wizards/kaelte/" style="display:inline-flex;align-items:center;gap:.35rem;font-size:.9rem;font-weight:700;padding:.5rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--accent-ultra,#fdba74);color:var(--accent,#ea580c);text-decoration:none">Cooling technology & refrigeration (Station) →</a></div></div></section>   <section style="max-width:1000px;margin:0 auto;padding:1.5rem 20px"> <h2 style="font-size:1.35rem;font-weight:800;margin-bottom:6px">One layer lower — 4 components</h2> <p style="color:#64748b;font-size:.95rem;margin-bottom:14px">This station explains the lot.</p> <div style="display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px"><a href="/glaesern/hotel/" style="display:block;background:#fff;border:1px solid #fff7ed;border-radius:12px;padding:12px 14px;text-decoration:none;color:#0f172a;font-weight:600;font-size:.93rem">Cold room & Freezing</a><a href="/glaesern/hotel/" style="display:block;background:#fff;border:1px solid #fff7ed;border-radius:12px;padding:12px 14px;text-decoration:none;color:#0f172a;font-weight:600;font-size:.93rem">Washing line</a><a href="/glaesern/hotel/" style="display:block;background:#fff;border:1px solid #fff7ed;border-radius:12px;padding:12px 14px;text-decoration:none;color:#0f172a;font-weight:600;font-size:.93rem">Kitchen air extraction</a><a href="/glaesern/hotel/" style="display:block;background:#fff;border:1px solid #fff7ed;border-radius:12px;padding:12px 14px;text-decoration:none;color:#0f172a;font-weight:600;font-size:.93rem">Cooking technology</a></div> <p style="margin-top:12px;font-size:.88rem"><a href="/glaesern/hotel/" style="color:#ea580c;font-weight:600">All components at a glance →</a></p> </section> <section class="cta-band" id="kontakt"> <div class="s-inner reveal"> <h2>Would you like to see your hotel in an equally transparent way?</h2> <p>We model the energy technology of your hotel in real-time — air conditioning, hot water, swimming pool, kitchen, laundry, peak loads. The first energy audit is free.</p> <div class="cta-row" style="justify-content:center;margin-top:1.6rem;flex-wrap:wrap"> <a href="https://wa.me/491711988926" target="_blank" rel="noopener" class="btn btn-primary" style="background:#25D366;border-color:#25D366">Write via WhatsApp →</a> <a href="mailto:info@stromfee.ai?subject=Gl%C3%A4sernes%20Hotel%20%E2%80%94%20HVAC" class="btn btn-ghost">Write to Vision-AI</a> <a href="tel:+4952234921030" class="btn btn-ghost">+49 5223 4921030</a> </div> </div> </section> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "What are the biggest consumers of energy in a hotel kitchen?", "acceptedAnswer": {"@type": "Answer", "text": "Commercial cooling (cold room, refrigeration furniture), cooking technology and the washing line with kitchen ventilation. During peaks, they operate simultaneously and generate the peak load."}}, {"@type": "Question", "name": "What are the advantages of using waste heat in the kitchen?", "acceptedAnswer": {"@type": "Answer", "text": "Cooling condensers constantly release heat. Instead of cooling it unnecessarily, it is used for preheating hot water — the cooling must run anyway."}}, {"@type": "Question", "name": "How does Stromfee connect the kitchen?", "acceptedAnswer": {"@type": "Answer", "text": "Read-only via Modbus sub-meters on large consumers and cold room sensors, complemented by clamp current transformers in retrofit."}}]}</script> <div id="stationsNav"></div> <section class="faq-wrap" id="faq"><h2>Frequently asked questions</h2><details class="faq-item"><summary>What are the biggest consumers of energy in a hotel kitchen?</summary><div class="faq-a">Commercial refrigeration (cold room, refrigeration furniture), cooking technology, and the washing line with kitchen ventilation. During peaks, they operate simultaneously and generate the peak load.</div></details><details class="faq-item"><summary>What are the advantages of using waste heat in the kitchen?</summary><div class="faq-a">Refrigeration condensers constantly release heat. Instead of cooling it unnecessarily, it is used to preheat hot water — the refrigeration must run anyway.</div></details><details class="faq-item"><summary>How does Stromfee connect the kitchen?</summary><div class="faq-a">Read-only via Modbus sub-meters on large consumers and cold room sensors, complemented by clamp current transformers in retrofits.</div></details></section>  <footer class="footer"> <div class="footer-inner"> <div>© 2026 Vision-AI GbR ·<strong>Dirk Husterklatte</strong>· Holger Roswandowicz</div> <ul> <li><a href="https://stromfee.ai"> stromfee.ai </a></li> <li><a href="/glaesern/hotel/"> Hotel-Specials </a></li> <li><a href="https://stromfee.ai/loesungen/"> Lösungen </a></li> <li><a href="/impressum.html">Legal notice</a></li> <li><a href="/datenschutz.html">Data protection</a></li> </ul> </div> </footer> <div class="fab-sos"> <a href="https://wa.me/491711988926" target="_blank" rel="noopener" class="fab-wa" aria-label="WhatsApp"> <svg viewBox="0 0 24 24" fill="currentColor" aria-hidden="true"><path d="M12.04 2c-5.46 0-9.91 4.45-9.91 9.91 0 1.75.46 3.45 1.32 4.95L2 22l5.25-1.38c1.45.79 3.08 1.21 4.79 1.21 5.46 0 9.91-4.45 9.91-9.91S17.5 2 12.04 2zm5.8 14.16c-.24.68-1.4 1.3-1.93 1.38-.49.07-1.13.1-1.82-.11-.42-.13-.96-.31-1.65-.61-2.9-1.25-4.8-4.17-4.94-4.36-.15-.19-1.19-1.58-1.19-3.01 0-1.43.75-2.14 1.02-2.43.27-.29.58-.36.78-.36.19 0 .39 0 .56.01.18.01.42-.07.66.5.24.59.82 2.04.89 2.19.07.15.12.32.02.51-.1.19-.15.31-.29.48-.15.17-.31.38-.44.51-.15.15-.3.31-.13.6.17.29.76 1.25 1.63 2.03 1.12 1 2.07 1.31 2.36 1.46.29.15.46.12.63-.07.17-.19.73-.85.92-1.14.19-.29.39-.24.66-.15.27.1 1.71.81 2 .96.29.15.49.22.56.34.07.12.07.69-.17 1.37z"/></svg> <span> WhatsApp </span> </a> </div>  <script type="application/json" id="dgm2000-kernfilm-marker">{"pipeline": "hotel-kernfilm", "station": 4, "slug": "kueche", "title": "Kitchen & Catering", "url": "/glaesern/hotel/anlage/kueche.html", "poster": "/glaesern/hotel/tiles/tile-anlage-kueche.jpg", "payoff": "Secure cold chains, smoothed peaks, utilized waste heat."}</script> <script src="/hotel-specials/anlage/spark.js"></script> <script> var TILE='/glaesern/hotel/tiles/'; var BWE='/hotel-specials/anlage/api/bwe.json'; var state={step:1}; var live=null, liveErr=false; function num(x,d){ if(x==null||isNaN(x)) return '–'; d=(d==null?0:d); return Number(x).toLocaleString('de-DE',{minimumFractionDigits:d,maximumFractionDigits:d}); }'<li><span class="b">✓</span><span>'+t+'</span></li>'; }"kpi"><div class="kl">'+l+'</div><div class="kv">'+val+(u?' <span class="ku">'+u+'</span>':'')+'</div>'+(sig?'<div class="spark" data-sig="'+sig+'"'+(el?' data-el="1"':'')+'></div>':'')+'</div>'; }"step-grid"><img class="step-img" src="'+TILE+'tile-anlage-kueche.jpg" alt="Cuisine & Restauration">'+"step-kicker">Step 1 · Understand</p><h2 class="step-h">Kitchen & Catering — the technology behind it</h2>'+"step-p">Large consumers are commercial <b>refrigeration</b> (cold room, cooling and freezing furniture), <b> cooking technology </b> (induction, combi-steamers) and the <b> washing line </b> with heat recovery. Additionally, kitchen ventilation with grease separation.</p><p class="step-p">The lever is <b>simultaneity</b>: during peak times, cooling, washing, and cooking run together and create the load peak. At the same time, a lot of <b>waste heat</b> is generated at the refrigerant condensers, which can be used for hot water.</p></div></div>'+"margin-top:1.4rem"><p class="step-kicker">Measured at the register level</p>'+"chk" style="columns:2;column-gap:1.6rem">'+li('<b style="color:inherit">Temperatures of cold rooms and freezers</b> (cold chain)')+li('<b style="color:inherit">Electrical power</b> per large consumer (sub-meters)')+li('<b style="color:inherit">Kitchen exhaust</b> and heat recovery from the washing line)')+li('<b style="color:inherit">Simultaneity</b> in the peak activity window')+'</ul>'+"benefit" style="margin-top:1.3rem"><h3 style="font-size:1.08rem">Here is how we connect your kitchen equipment — read-only</h3>'+"margin:0 0 .3rem">We read your <b>existing technology</b>, without changing the settings (read services only):</p>'+"chk" style="margin-top:.4rem">'+li('<b style="color:inherit">Modbus sub-meter</b> on the outputs of large consumers (Janitza, Gavazzi).')+li('<b style="color:inherit">Cold room sensors</b> via Modbus or BACnet — the cold chain remains visible.')+li('<b style="color:inherit">Clamp current transformer</b> as a retrofit, where no meter is present — clampable, without cutting any cable.')+'\1</ul>\1</div>\1</div>' +nav(1);"step-p">Values not currently available.</p>'; }"step-p">Loading values…</p>'; }"live-head"><span class="live-dot"></span><span class="live-status">Kitchen operation active</span>'+"live-sub">· anonymous reference · measured values</span></div>'+(window.Spark?Spark.toolbarHTML():'')+"kpis">'+kpi('Cold room', num(v('kueche_kuehlraum'),1), '°C', 'kueche_kuehlraum')+kpi('Kitchen power', num(v('kueche_leistung'),1), 'kW', 'kueche_leistung')+kpi('Exhaust air', num(v('kueche_abluft'),1), '°C', 'kueche_abluft')+'</div>'+"step-p" style="margin-top:1.1rem;font-size:.92rem;color:var(--text-3)">Anonymous reference values. The fact that power rises during peaks is normal — it is precisely there that the peak is created which can be smoothed.</p>';"step-kicker">Step 2 · Live view</p><h2 class="step-h">Kitchen & Catering — in real-time</h2>'+inner+nav(2);"step-grid"><div><p class="step-kicker">Step 3 · What the AI does</p>'+"step-h">The AI monitors the kitchen</h2><ul class="chk">'+li('Ensures <b style="color:inherit">cold chain safety</b> and detects an early gradual increase in temperature (door seal, icing).')+li('<b style="color:inherit">Shifts pre-cooling and washing cycles</b> away from the peak period.')+li('Uses <b style="color:inherit">residual heat from condensers</b> for hot water instead of cooling it unnecessarily.')+li('Prevents <b style="step-img" src="'+TILE+'tile-anlage-kueche-ki.jpg" alt="KI-Überwachung Küche & Gastronomie">simultaneity</b> of cooling, washing and cooking in the same fifteen-minute window.')+'</ul></div>'+"szenSlot"></div>'+"<div style=\"></div>'+"+nav(3); } var SZEN={sig:'kueche_kuehlraum',unit:'°C',dec:1,title:'Température de la chambre froide',monitor:'en cours · chaîne du froid',risk:'la température de la chambre froide augmente, les marchandises et la chaîne du froid sont en danger —',cost:'une porte ouverte ou un givrage augmentent simultanément la consommation.',kiAktion:'L’IA détecte la hausse tôt et signale la cause avant que les marchandises ne se détériorent ou que le froid ne s’échappe.'margin-top:1.4rem;background:linear-gradient(135deg,#0d2b2a,#0a1c1b);border-radius:18px;padding:1.35rem 1.45rem;color:#fff\"><div style=\"font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-bright);font-weight:800;margin-bottom:.5rem\">And where this AI runs</div><h3 style=\"margin:0 0 .55rem;font-size:1.22rem;font-weight:800;color:#fff\">In your building — offline. Your own hotel LLM.</h3><p style=\"margin:0 0 .5rem;color:rgba(255,255,255,.85);line-height:1.62\">The booking and revenue AI of the industry (Oracle OPERA Cloud, Mews, IDeaS) runs exclusively in the <b>Cloud</b> — even energy AI is mostly \"as a Service\". At Stromfee, the AI runs <b>locally on your hardware</b>: not a single byte leaves the building.</p><ul style=\"list-style:none;padding:0;margin:.4rem 0 0;display:flex;flex-direction:column;gap:.5rem\"><li style=\"color:rgba(255,255,255,.9);line-height:1.5\"><span style=\"color:var(--accent-bright);font-weight:800\">✓</span> <b>Your own hotel LLM</b> on a GPU in your network (Ollama), not at a provider.</li><li style=\"color:rgba(255,255,255,.9);line-height:1.5\"><span style=\"color:var(--accent-bright);font-weight:800\">✓</span> <b>Data sovereignty:</b> Processing remains in-house, not in external clouds.</li><li style=\"color:rgba(255,255,255,.9);line-height:1.5\"><span style=\"color:var(--accent-bright);font-weight:800\">✓</span> Energy AI + on-premise — this combination is not available elsewhere on the market.</li></ul><a href=\"https://stromfee.ai/loesungen/ki-ohne-datenabfluss.html\" style=\"display:inline-block;margin-top:.7rem;color:var(--accent-bright);font-weight:700;text-decoration:none\">→ AI without data leakage</a></div>'<p class="step-kicker">Étape 4 · Votre bénéfice</p><h2 class="step-h">Pourquoi cela compte</h2>'+ '<div class="benefit"><h3>Sichere Kühlketten, geglättete Spitzen, genutzte Abwärme.</h3><p>Die Küche ist ein Großverbraucher mit hoher Gleichzeitigkeit. Wer Vorkühlung und Spülen aus dem Lastfenster schiebt und die Abwärme nutzt, senkt Verbrauch und Spitze — ohne den Betrieb zu ändern.</p></div>'+ '<div class="cta-row2"><a href="https://wa.me/491711988926" target="_blank" rel="noopener" class="wiz-next" style="};">Hotel gläsern machen →</a>'+ '<a href="https://stromfee.ai/loesungen/" class="wiz-back" style="align-self:center">→ Stromfee Lösungen</a></div>'+ '<a class="next-stage" href="/glaesern/hotel/wizards/waescherei/"><div><b>Nächste Station:</b> Blanchisserie — Lavage, séchage, repassage. </div><span class="arw"background:#25D366;box-shadow:0 10px 26px rgba(37,211,102,.28)"text-align:center;margin-top:1.3rem">></span></a>'+"wiz-back" onclick="go(1)"><button class="wiz-back" onclick="go('+(s-1)+')">↻ From the beginning</button></div>';"wiz-nav">← Back</button>':'<span></span>'; return '<div class="wiz-next" onclick="go('+(s+1)+')">Weiter →</button></div>'>\'+b+\'<button class='body'; }'#steps .st'); b.innerHTML=state.step===1?step1():state.step===2?step2():state.step===3?step3():step4();'data-s').forEach(function(el){ var n=+el.getAttribute('on'); el.classList.toggle('done',n===state.step); el.classList.toggle('szenSlot',n<state.step); });'.wiz-wrap').offsetTop-70,behavior:'smooth'); if(s) Spark.szenario(s,Object.assign({},SZEN,{live:szenLive()})); } }'no-store'}).then(function(r){return r.json();}).then(function(d){ live=d; if(state.step===2) render(); }).catch(function(){ liveErr=true; if(state.step===2) render(); }); } render(); </script> <script defer src="/sf-a.js"></script> <script src="/navstruct.js"></script> </body> </html>