This standard specifies the basic principles and requirements for the tightness test conditions, test methods, and test procedures of the vacuum system of direct air-cooling units in thermal power plants. It also specifies the calculation and evaluation methods for the vacuum tightness test. This standard is applicable to the tightness testing, calculation and evaluation of the vacuum system of direct air-cooling units in thermal power plants.
DL/T 1290-2013 Referenced Document
DL/T 244 Performance test code on direct air-cooled system
DL/T 1290-2013 history
2013DL/T 1290-2013 Test method on vacuum tightness of direct air-cooled generating unit