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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 perfect forecasting, 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 were 0 hours of negative day-ahead prices in Mauritius; over the last 30 days, a total of 471 hours with negative prices were recorded."}}, {"@type": "Question", "name": "Is there a negative price rule in Mauritius similar to the German §51 EEG?", "acceptedAnswer": {"@type": "Answer", "text": "National regulations vary depending on the market and are not stated here in general terms. 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The overall efficiency depends on the valuation of waste heat.</p><div class="cta-row"><a class="pill" href="/glaesern/cogeneration/">← Cogeneration</a></div></div></section><section class="section reveal"><div class="s-inner"><div class="s-eyebrow">Calculateur</div><h2>Profitability of a cogeneration (CHP) plant in Mauritius</h2><p class="lead">Example starting values — replace them with your own; nothing is saved.</p><div style="display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:1rem 0"><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Electrical Power<span style="font-weight:400;color:#888;font-size:.8rem">kW</span><input type="number" id="pel" value="250" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Full load hours<span style="font-weight:400;color:#888;font-size:.8rem">h/an</span><input type="number" id="heures" value="6000" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Electrical efficiency<span style="font-weight:400;color:#888;font-size:.8rem">%</span><input type="number" id="etael" value="40" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Thermal efficiency<span style="font-weight:400;color:#888;font-size:.8rem">%</span><input type="number" id="etath" value="45" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Heat utilization rate<span style="font-weight:400;color:#888;font-size:.8rem">%</span><input type="number" id="util" value="70" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Gas price<span style="font-weight:400;color:#888;font-size:.8rem">c Rs/kWh</span><input type="number" id="gaz" value="8" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label><label style="display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;font-weight:600">Electricity value<span style="font-weight:400;color:#888;font-size:.8rem">c Rs/kWh</span><input type="number" id="elec" value="22" oninput="calc()" style="border:1px solid #ddd;border-radius:10px;padding:.55rem .7rem;font-family:monospace;font-size:1rem;text-align:right"></label></div><div id="cres" style="display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin-top:1rem"></div><div id="cnote" style="margin-top:1rem;font-size:.82rem;color:#888"></div></div></section><section class="section reveal" id="contact"><div class="s-inner"><div class="s-eyebrow">Contact</div><h2>A calculation based on your real data?</h2><p class="lead">We model your installation in read-only mode, calculated on-site, without cloud. 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