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Application of small steam turbine in grid connected and independent power generation
Source£ºThis web site  Hit£º3469 Time£º2014-10-11

The heat users in order to satisfy the production demand, different enterprises generally have high pressure heating pipe, and the heat users because of the need of production process, vacuum cooling and forced to use self built low pressure industrial boiler (usually 0.8-1.6Mpa) reduced temperature and pressure by the user or the steam box with different process steam, apparently caused by saturated steam or superheated steam waste. To replace the power industrial steam temperature and pressure reducer past users for small thermoelectric power generating units. The cogeneration of heat equipment exhaust for enterprises (exhaust heat can be based on user equipment and the user). Before and after the improvement of the production process is not affected in any way, the device can freely adjust the load in the isolated operation or grid connected operation, ensure the normal operation of the next process.

From the economic benefits, Huaian Jingshen Salt thermal power plant using the process is only energy will be obvious day wandering fee to be by acting power. For enterprise for its own use. To enter into the steam pressure of 0.9 MPa, temperature of 300 DEG C through the T series turbine work down to pressure for 0.3mp temperature to 210 DEG C, under a process heating water temperature, flow is 30T/A, unit power of 1000kW, for example

For steam turbine power a certain amount of steam consumption, to meet after the temperature of the outlet in the process to increase steam 1.5 tons, according to 100 yuan / tons of cost calculation, the process compared with the original process, according to the annual 7800 hours calculation, dynamic cost for: 1.5 x 100 yuan / ton x 7800h/ years = 117 million yuan / annual generating capacity: annual income of 7800h/ x 1000KWh=780 million per: 780 million per x 0.36 years / =280.8 million yuan / years

Cost synthesis (equipment maintenance, personnel, equipment depreciation) 200000 yuan, profit: 1438000 yuan / year. Recovery period: about 1 years (turbine, installation, pipeline, generator, etc.).