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1 用户的选择 目前燃气用户可以分为4个类型:居民用户、公用福利用户、工业用户和采暖用户。根据压缩天然气的技术特点,在供气过程中对于以上4类用户应分别加以考虑。1.1 考虑企业的经营效益和规模效益,工业用户是压缩天然气供应的主要用户 (1)工业用户用气量大,并且用气负荷稳定,利于压缩天然气的输配与调度(见图1)。 (2)工业用户的炉前压力与民用燃气灶前压力
1 user’s choice At present, gas users can be divided into four types: residential users, public welfare users, industrial users and heating users. According to the technical characteristics of compressed natural gas, in the gas supply process for the above four types of users should be considered separately. 1.1 Considering the operating efficiency and economies of scale of enterprises, industrial users are the main users of compressed natural gas supply. (1) The industrial users have large gas consumption and stable gas load, which is favorable for the transmission and distribution of compressed natural gas (see Figure 1). (2) industrial users of the stove before the gas pressure and civil gas stove