Question
Download Solution PDFएक भाप शक्ति केंद्र विद्युत ऊर्जा के प्रत्येक kWh उत्पादन के लिए 2 kg कोयला का उपयोग करता है। यदि संयंत्र की समग्र दक्षता 20% है, तो कोयले का कैलोरी मान क्या है?
Answer (Detailed Solution Below)
Detailed Solution
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कोयले की दक्षता इस प्रकार दी गई है:
मान लीजिए कि कोयले का कैलोरी मान CV kcal/kg है। n kg कोयले से कुल निवेशित ऊर्जा:
कुल निवेशित ऊर्जा = n x CV
गणना
दिया गया है, η = 20% = 0.2
कोयले की खपत = प्रति kWh 2 kg
निर्गत ऊर्जा = 1 kWh = 860 kcal (चूँकि 1 kWh = 860 kcal उपयोगी ऊर्जा)
CV = 2150 kcal/kg
Last updated on Jul 18, 2025
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