Hydraulic calculation of PP-R hot water pipes wall-mounted gas boiler heating systems;

Combined heating system of radiators and water-source heat pumps;

Experimental study on thermodynamic performances of UPVC heating floor;

Experimental research on the radiant ability of electrothermal plate for heat supply;

The conventional water han dling pro cess was used to recover heat energy o f slag for heat supply in winte r,which achi eved better energy saving effect.

Traditional heat supply based on burning mineral fuel in boilers not only wastes energy but also pollutes enviroments.

The Development Strategy Study of Dalian A Heat-supply Company;

The favorable conditions of applying solar energy for heat-supply in Tibet region are analyzed.

An engineering example of heat-supply using water-source heat pump of shallow groundwater is introduced.

<Abstrcat> It is a new technology utilizing waste heat from subway on space heating by recovering heat pump system.

In the light of the excessively low outdoor temperatures prevailing in Chinese northern frigid regions the authors have proposed a space heating system based on the use of ground source heat pumps.

The emphasis of this paper is on the technique and economics of low temperature geothermal heat pump(GHP)for space heating,hot water supply on detailed economic analysis.

A LCA method frame of Daqing area coal-fired heating is build up to study the influence on the environment,a coal-fired impact assessment model build up,and the existent problem and outlooks is put forward.

It introduces the experimental results of two different methods of testing corrosion inhibitor in central heating industry and proves in practice the completely hermetic constant temperature installation with a power driven magnetic stirrer and the experimental method of testing corrosion inhibiting performance to be feasible to direct the work in central heating industry.