新型氫氧——燃煤聯(lián)合循環(huán)系統(tǒng)熱力學(xué)性能分析
發(fā)布時間:2018-05-23 22:56
本文選題:氫氧聯(lián)合循環(huán) + 燃煤機組; 參考:《工程熱物理學(xué)報》2015年12期
【摘要】:本文在傳統(tǒng)燃煤發(fā)電機組和氫氧聯(lián)合循環(huán)的基礎(chǔ)上,提出一種新型的氫氧-燃煤聯(lián)合循環(huán)系統(tǒng)。該系統(tǒng)把超超臨界燃煤機組與氫氧聯(lián)合循環(huán)相耦合,實現(xiàn)了氫能和燃煤的高效利用,豐富了兩種燃料的利用形式。本文使用EBSILON對該系統(tǒng)進行了初步模擬,研究結(jié)果表明,該系統(tǒng)在蒸汽初壓為25.6 MPa,最高溫度為1300℃時,發(fā)電效率可達到49.74%,并可通過提高循環(huán)最高溫度和燃氣透平膨脹比達到更高的發(fā)電效率。
[Abstract]:Based on the traditional coal-fired generator unit and the combined cycle of hydrogen and oxygen, a new type of combined cycle system of hydrogen, oxygen and coal combustion is proposed in this paper. The system coupled the ultra-supercritical coal-fired unit with the combined cycle of hydrogen and oxygen, realized the efficient utilization of hydrogen energy and coal, and enriched the utilization forms of the two fuels. In this paper, EBSILON is used to simulate the system. The results show that when the steam initial pressure is 25.6 MPA, the maximum temperature is 1300 鈩,
本文編號:1926714
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