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| At present, the status of winter heating in rural areas of northern China is as follows: bulk coal heating is dominant, energy utilization rate is low, and a large number of pollutants are discharged;... |
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| Underground comprehensive pipeline Gallery (hereinafter referred to as comprehensive pipeline gallery) is a comprehensive corridor of urban underground pipelines, which is to build a tunnel space unde... |
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| The general characteristics of the comprehensive pipeline gallery system are embodied in the following environmental characteristics of the service gallery of the gas and heat preservation pipeline sy... |
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| At present, at home and abroad, the development of thermal insulation pipeline directly buried laying technology has a history of more than 60 years. Thermal pipeline directly buried laying generally ... |
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| In recent years, steel-jacketed steam insulation pipe laying has been more and more applied in heating engineering. With the development of heating scale, strict requirements are put forward for cost ... |
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| Every year in the heating season, the phenomenon of leakage and leakage of insulation pipeline has become common for heating enterprises, and bursting phenomenon also occurs from time to time. Accordi... |
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