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化工学报  2015 

天然气混输管网热值波动过程模拟

DOI: 10.11949/j.issn.0438-1157.20150796, PP. 360-363

Keywords: 天然气,动态仿真,热值波动,混输管网,数值模拟

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Abstract:

随着我国对环境的日益重视和能源结构的调整,天然气的应用越来越多,天然气气源也不断增多,燃气管网日益复杂。很多工商业用户对于燃气气质的要求较高,特别是对于燃气机组而言,燃气机组对热值波动以及热值变化率等气质较为敏感,燃气热值和热值变化率只能在一定范围内波动。日趋复杂的气质能否满足燃气电厂等工商业用户严苛的气质要求的问题亟需进一步研究。在气质瞬变模型的基础上建立了质换型天然气混输管网的仿真模型,模拟了某管网在气质质换过程中下游各节点的热值变化情况,对结果进行了分析。

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