The concept of heat pump coal consumption equal quantity was brought forward to analyzing the difference of coal consumption between heating boiler and heat pump-take geothermal heat pump for example-of per heating units of the resident building in Handan climate.

Although the device can provide hot clean air,does not affect the quality of the product,but dry one ton of water coal consumption is too high(about 0.

In his paper,One design of Automated Test System of oil-consuming gauge s system based on PXI bus was introduced;The system was also based on virtual instrument technology,the software s development was through Lab Windows/CVI6.