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prix négatifs à Maurice (OA/CR, article 175 LFI 2025) et quantifie la perte de revenus de votre installation photovoltaïque."> <meta name="twitter:image" content="https://www.stromfee.cloud/media/hero-bess.jpg"> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "Organization", "name": "Stromfee", "legalName": "HR Energiemanagement GmbH", "url": "https://www.stromfee.cloud/", "telephone": "+49 5223 4921030", "address": {"@type": "PostalAddress", "streetAddress": "Werfener Heide 14", "postalCode": "32257", "addressLocality": "Bünde", "addressCountry": "DE"}}</script><script type="application/ld+json">{"@context": "https://schema.org", "@type": "WebSite", "name": "Stromfee.cloud", "url": "https://www.stromfee.cloud/", "inLanguage": "fr"}</script><script type="application/ld+json">{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Stromfee.cloud", "item": 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Source: ENTSO-E day-ahead auction."}}, {"@type": "Question", "name": "How much can a 1 MW battery earn in Mauritius today?", "acceptedAnswer": {"@type": "Answer", "text": "With a perfect forecast, the daily revenue ceiling for a 2-hour battery (1 MW / 2 MWh) on 2026-06-15 is approximately 335 € – pure day-ahead arbitrage, excluding intraday and balancing services."}}, {"@type": "Question", "name": "Are there negative prices in Mauritius?", "acceptedAnswer": {"@type": "Answer", "text": "On 2026-06-15, there are 0 quarters of an hour with a negative day-ahead price in Mauritius; over the last 30 days, there are 471 negative quarters of an hour in total."}}, {"@type": "Question", "name": "Is there a negative price rule in Mauritius like the German §51 EEG?", "acceptedAnswer": {"@type": "Answer", "text": "National regulations vary by market and are not stated here in general terms. The market-specific negative price regulation – when documented – can be found at /rules/."}}, {"@type": "Question", "name": "Where does the data come from?", "acceptedAnswer": {"@type": "Answer", "text": "All values are ENTSO-E day-ahead prices, processed via stromfee.ai / ClickHouse, updated daily."}}]}</script> <link rel="preconnect" href="https://fonts.googleapis.com"><link rel="preconnect" href="https://fonts.gstatic.com" crossorigin><link href="https://fonts.googleapis.com/css2?family=Inter:wght@200;300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap" rel="stylesheet"> <link rel="stylesheet" href="https://www.stromfee.cloud/css/cloud-orange.css?v=20260614"> <meta name="theme-color" content="#f97316"> <script type="application/ld+json">{"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "What is a BESS system?", "acceptedAnswer": {"@type": "Answer", "text": "A Battery Energy Storage System (BESS) is an installation that allows electricity to be stored for later use, thereby optimising grid management."}}, {"@type": "Question", "name": "Can the assistant change safety settings?", "acceptedAnswer": {"@type": "Answer", "text": "No, the assistant operates in read-only mode on technical measurements to ensure safety and compliance with electrical safety standards."}}, {"@type": "Question", "name": "What is Day-Ahead arbitrage on the CEB grid?", "acceptedAnswer": {"@type": "Answer", "text": "It is a strategy consisting of storing energy when prices are low to resell or use it during peak demand periods when prices are high."}}, {"@type": "Question", "name": "Is the assistant compliant with Mauritian standards?", "acceptedAnswer": {"@type": "Answer", "text": "Yes, the system is designed to integrate into installations complying with IEC 60364 / CEB standards and international IEC 62933 standards."}}, {"@type": "Question", "name": "What is peak shaving?", "acceptedAnswer": {"@type": "Answer", "text": "It is a technique consisting of using the battery to limit maximum demand on the grid, thereby avoiding exceeding the power subscribed from the CEB."}}, {"@type": "Question", "name": "Why prefer local (Edge) processing?", "acceptedAnswer": {"@type": "Answer", "text": "Local processing ensures that consumption and production data do not leave the site, ensuring total confidentiality for the operator."}}]}</script></head><body> <header class="nav"> <a href="/" class="brand">Stromfee<span class="dot">.</span><span class="sub">cloud</span></a> <nav class="nav-links" aria-label="Navigation"><a href="/">Optimiseur</a><a href="/charge-director/">Charge Director</a><a href="/markets/">Marchés</a><a href="/weather/">Météo</a><a href="/blackouts/">Coupures</a><a href="/gridquality/">Grid Quality</a><a href="/learn/">Apprendre</a><a href="/news/">Actualités</a><a href="/about/">About</a><a href="/bess-engineer/">BESS Engineering</a><a href="/glaesern/bess/assistant-vocal/">PV Watch</a><a href="/cooling/">Refroidissement</a></nav> <div class="nav-right"> <button class="nav-cta" onclick="openDemoForm()">First exchange →</button> <button class="nav-burger" id="burger" aria-label="Menu" aria-expanded="false" aria-controls="mmenu"><span></span><span></span><span></span></button> </div> </header> <nav class="mobile-menu" id="mmenu" aria-label="Mobile Navigation"><a href="/">Optimiseur</a><a href="/charge-director/">Charge Director</a><a href="/markets/">Marchés</a><a href="/weather/">Météo</a><a href="/blackouts/">Coupures</a><a href="/gridquality/">Grid Quality</a><a href="/learn/">Apprendre</a><a href="/news/">Actualités</a><a href="/about/">About</a><a href="/bess-engineer/">BESS Engineering</a><a href="/glaesern/bess/assistant-vocal/">PV Watch</a><a href="/cooling/">Refroidissement</a><a href="/boersenpreise/">Market Price</a><a href="/strompreisvorschau/">Price forecasting</a><a href="/automixer/">Automixer</a><a href="/rules/">Règles</a><a href="/about/">About</a><a href="/bess-engineer/">BESS Engineering</a><a href="/glaesern/bess/assistant-vocal/">PV Monitoring</a><a href="/cooling/">Refroidissement</a> <button class="mm-cta" onclick="openDemoForm()">First exchange →</button> </nav> <section class="hero" style="min-height:auto;padding:8.5rem 2rem 3rem"> <div class="hero-bg"></div><div class="hero-photo" style="position:absolute;inset:0;z-index:0;background:linear-gradient(180deg,rgba(255,253,249,.55),rgba(255,253,249,.80)),#0a0a0a url('/media/flux/fr-bess.jpg') center/cover"></div> <div class="hero-grain"></div> <div class="hero-mask"></div> <div class="hero-inner"><div class="eyebrow">🇲🇺 Mauritius · Voice Assistant</div><h1><span class="l1">Voice Assistant for Battery Energy Storage Systems (BESS)</span></h1><p class="lead">Transform the complexity of your BESS installation data into an intuitive and actionable voice interface. This tool allows Mauritian operators to interact with real-time measurements without complex manual interpretation.</p><div class="cta-row"><a class="pill" href="/glaesern/bess/">← Battery Energy Storage System (BESS)</a><a class="pill" href="#contact">Free Audit</a></div></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">User Interface</div><h2>Query your installation by voice</h2><p class="lead">The user can query the state of charge (SoC) and available power via natural voice commands. This interface simplifies interaction with the battery management system (BMS) without navigating complex menus.</p></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">Data Intelligence</div><h2>Clear answers instead of raw values</h2><p class="lead">The assistant translates technical data (kWh, kW, cycles) into understandable information such as "the battery is full" or "sufficient capacity for 4h". It converts raw measurements into direct operational indicators.</p></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">: Data Security</div><h2>Read-only access to live measurements</h2><p class="lead">The assistant accesses real-time data streams to inform the user without modifying critical system parameters. This configuration ensures that safety and control settings remain intact.</p></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">Digital Sovereignty</div><h2>Privacy: processed on-site, no cloud</h2><p class="lead">Processing of voice data and measurements is performed locally (Edge Computing) to ensure privacy. No sensitive data passes through third-party servers, complying with security requirements for critical infrastructure.</p></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">Energy Optimization</div><h2>Use cases for the operator</h2><p class="lead">The tool facilitates tracking arbitrage on the CEB grid market, managing photovoltaic self-consumption, and peak shaving. It helps comply with subscribed power limits imposed by the CEB or the CEB.</p></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">Technical Compliance</div><h2>Implementation</h2><p class="lead">Integration complies with IEC 60364 / CEB standards for electrical installation and IEC 62933 for energy storage. The system integrates with standard communication protocols of inverters and energy managers.</p></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">FAQ</div><h2>Frequently Asked Questions</h2><details><summary>What is a BESS system?</summary><p>A Battery Energy Storage System (BESS) is an installation that allows electricity to be stored for later use, thereby optimizing grid management.</p></details><details><summary>Can the assistant modify safety settings?</summary><p>No, the assistant operates in read-only mode on technical measurements to ensure safety and compliance with electrical safety standards.</p></details><details><summary>What is Day-Ahead arbitrage on the CEB grid?</summary><p>It is a strategy consisting of storing energy when prices are low to resell or use it during peak demand periods when prices are high.</p></details><details><summary>Is the assistant compliant with Mauritian standards?</summary><p>Yes, the system is designed to integrate into installations complying with IEC 60364 / CEB standards and international IEC 62933 standards.</p></details><details><summary>What is peak shaving?</summary><p>It is a technique consisting of using the battery to limit maximum demand on the grid, thus avoiding exceeding the subscribed power from the CEB.</p></details><details><summary>Why prioritize local (Edge) processing?</summary><p>Local processing ensures that consumption and production data do not leave the site, ensuring total confidentiality for the operator.</p></details></div></section><section class="section reveal" id="contact"><div class="s-inner"><div class="s-eyebrow">Contact</div><h2>Make your installation transparent</h2><p class="lead">Connected in read-only mode, calculated on-site, without cloud. First audit free.</p><div class="cta-row"><a class="pill" href="https://wa.me/491711988926">💬 WhatsApp</a><a class="pill" href="mailto:hr@stromfee.ai?subject=France%20audit">E-mail</a></div></div></section><footer class="footer"> <div class="footer-inner"> <div>© 2026 Stromfee.AI · HR Energiemanagement GmbH · Werfener Heide 14, 32257 Bünde · Tel: +49 5223 4921030<br><span style="color:var(--text-3)">Since 1984 — practice for practice, today with AI algorithms.</span></div> <ul> <li><a href="/boersenpreise/">Market prices</a></li> <li><a href="/strompreisvorschau/">Price forecast</a></li> <li><a href="/automixer/">Automixer</a></li> <li><a href="/rules/">Règles</a></li> <li><a href="tel:+4952234921030">+49 5223 4921030</a></li> <li><a href="https://stromfee.ai" target="_blank" rel="noopener">Stromfee.AI</a></li> <li><a href="https://stromfee.ai/impressum.html" target="_blank" rel="noopener">Legal notice</a></li> <li><a href="https://stromfee.ai/datenschutz.html" target="_blank" rel="noopener">Confidentialité</a></li> </ul> </div> </footer> <style>.wa-float{position:fixed;right:20px;bottom:20px;z-index:9999;width:56px;height:56px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 22px rgba(0,0,0,.28);transition:transform .15s ease}.wa-float:hover{transform:scale(1.08)}@media(max-width:600px){.wa-float{width:50px;height:50px;right:14px;bottom:14px}}</style><a class="wa-float" href="https://wa.me/491711988926?text=Bonjour%20Stromfee%2C%20j%27ai%20une%20question." target="_blank" rel="noopener" aria-label="WhatsApp +49 171 1988926" title="WhatsApp: +49 171 1988926"><svg viewBox="0 0 24 24" width="30" height="30" fill="#fff" aria-hidden="true"><path d="M17.47 14.38c-.3-.15-1.76-.87-2.03-.97-.27-.1-.47-.15-.67.15-.2.3-.77.97-.94 1.16-.17.2-.35.22-.64.07-.3-.15-1.26-.46-2.39-1.48-.88-.79-1.48-1.76-1.65-2.06-.17-.3-.02-.46.13-.6.13-.14.3-.35.45-.52.15-.18.2-.3.3-.5.1-.2.05-.37-.02-.52-.08-.15-.67-1.61-.92-2.21-.24-.58-.49-.5-.67-.51h-.57c-.2 0-.52.07-.8.37-.27.3-1.04 1.02-1.04 2.48s1.07 2.88 1.22 3.08c.15.2 2.1 3.2 5.08 4.49.71.3 1.26.49 1.69.62.71.23 1.36.2 1.87.12.57-.09 1.76-.72 2-1.41.25-.7.25-1.29.17-1.41-.07-.12-.27-.2-.57-.35M12.05 21.79h-.01a9.87 9.87 0 01-5.03-1.38l-.36-.21-3.74.98 1-3.65-.24-.37a9.86 9.86 0 01-1.51-5.26c0-5.45 4.44-9.88 9.89-9.88 2.64 0 5.12 1.03 6.99 2.9a9.82 9.82 0 012.89 6.99c0 5.45-4.44 9.88-9.89 9.88M20.46 3.49A11.82 11.82 0 0012.05 0C5.49 0 .16 5.33.16 11.89c0 2.1.55 4.14 1.59 5.95L.06 24l6.3-1.65a11.88 11.88 0 005.69 1.45h.01c6.55 0 11.89-5.34 11.89-11.9 0-3.18-1.24-6.17-3.49-8.41"/></svg></a> <script> function openDemoForm(){location.href='mailto:info@stromfee.ai?subject=Stromfee%20Cloud%20Erstgespr%C3%A4ch';} (function(){var b=document.getElementById('burger'),m=document.getElementById('mmenu');if(!b||!m)return; function set(o){b.classList.toggle('open',o);m.classList.toggle('open',o);b.setAttribute('aria-expanded',o?'true':'false');} b.addEventListener('click',function(){set(!m.classList.contains('open'));}); m.addEventListener('click',function(e){if(e.target.closest('a'))set(false);});})();'in');io.unobserve(e.target);}});},{threshold:.12,rootMargin:'0px 0px -8% 0px'}); document.querySelectorAll('.reveal').forEach(function(el){io.observe(el);});})();'(prefers-reduced-motion: reduce)').matches; document.querySelectorAll('.hero .stats [data-countup]').forEach(function(el){'data-countup'));if(isNaN(target))return;'de-DE');} if(rm||target===0){show(target);return;} var t0=null,dur=1100;function step(ts){if(!t0)t0=ts;var p=Math.min((ts-t0)/dur,1); show(target*(0.5-Math.cos(p*Math.PI)/2));if(p<1)requestAnimationFrame(step);} show(0);requestAnimationFrame(step);});})(); </script> <script src="https://stromfee.ai/sf-a.js" defer></script> <script src="https://stromfee.ai/ga4-consent.js" defer></script> <script src="https://stromfee.ai/sf-sos-widget.js" defer></script> </body></html>