Finally, by integrating with the case of Dalian Power Supply Company Nanguanling substation project management brings forward suggestions to solving the problem of safe, quality, cost, date.
最后结合案例大连供电公司南关岭变电站改造的项目化管理，提出了提高质量、缩短工期和节约成本的方法和途径。
Examples show that the algorithm is simple and effective, can sharply cut maintenance cost while increasing the reliability of the substation system, is worth popularizing intelligent substation.
实例证明，该类算法简单、有效，能在大幅削减检修费用的同时提升变电站系统的可靠性，值得智能变电站推广使用。
The consumption of power including coal, steam, water and electricity, the design of substation and the equipment maintenance management are factors influencing heat-supply cost.
动力(煤、蒸汽、水、电)消耗、热力站的设计及设备维修管理是影响供热成本的因素。
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