A kind of synthesis energy supplying system suitable for garden
Technical field
The utility model belongs to steam turbine, power supply and heat supply process field, is related to a kind of comprehensive energy supply suitable for garden
System.
Background technique
China's Economic Contribution and energy consumption main body are all kinds of industrial zones on city and cities and towns periphery.Park mode is very
Well realize resource, information, the talent, innovation are gathered.It is fallen however, the existing each garden energy resource system in China is still generally original
Afterwards, main to meet the use such as power, illumination, steam, refrigeration in such a way that the coal-burning boiler that bulk power grid is powered and is dispersed combines
It can demand.Divide independent, low efficiency, discharge height, the wasting of resources and invisible cost in garden between each user, between the various energy
Weight, do not play garden Energy Load concentrate, the various energy can integrated cascade utilization advantage.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides a kind of synthesis suitable for garden
Energy supplying system, the system can be realized the low cost energy supply of industrial zone, and give full play to garden Energy Load concentration, various energy
Source can integrated cascade utilization advantage.
In order to achieve the above objectives, the synthesis energy supplying system described in the utility model suitable for garden includes steam turbine energy supply
System, heating power transportation system, power transmission system and energy-storage system, wherein the power transmission system includes bus, boosting
It stands, the first transmission line of electricity, the second transmission line of electricity, let-down stations and third transmission line of electricity, wherein the electric energy of steam turbine energy supplying system is defeated
Outlet and energy-storage system are connected with bus, and bus is connected by the first transmission line of electricity with the input terminal of booster stations, booster stations
Output end be connected through the second transmission line of electricity with the input terminal of let-down stations, the output end of let-down stations is through third transmission line of electricity and garden
Area's load is connected, and the steam (vapor) outlet of steam turbine energy supplying system is connected with heating power transportation system.
The steam turbine energy supplying system includes small turbine and generator, the driving of the output shaft and generator of small turbine
Axis is connected, and the steam (vapor) outlet of small turbine is connected with heating power transportation system, and the output end of generator is connected with bus.
The output end of the generator is connected by the first power switch with bus.
The second power switch is provided on first transmission line of electricity;Third power switch and are provided on second transmission line of electricity
Four power switches.
The output shaft of small turbine is connected by shaft coupling with the drive shaft of generator.
Small turbine is back pressure turbine.
Energy-storage system is lithium battery system or lead carbon battery system.
The bus is 6kV bus;First transmission line of electricity is 6kV transmission line of electricity;Second transmission line of electricity is 35kV power transmission line
Road;Third transmission line of electricity is 10kV transmission line of electricity;Booster stations are 6kV/35kV booster stations;Let-down stations are 35kV/10kV let-down stations.
The utility model has the following beneficial effects:
Synthesis energy supplying system described in the utility model suitable for garden is when specific operation, entire power supply system and big
Power grid isolation reduces the cost of industrial zone energy supply, specifically, the utility model to improve the reliability and stability of power supply
High temperature and high pressure steam when specific operation, is being passed through into steam turbine energy supplying system, steam turbine energy supplying system is steamed using high temperature and pressure
Vapour generates electricity, and is then sent on bus, then through power transmission system be garden power load power.Steam turbine energy supply simultaneously
The steam exhaust of system output is then delivered to garden through heating power transportation system, is garden heat supply, or enter in lithium bromide refrigerator and be
Garden cooling supply, concentrated with giving full play to garden Energy Load, the various energy can integrated cascade utilization advantage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein, 1 it is steam turbine energy supplying system, 2 be heating power transportation system, 3 be power transmission system, 4 is energy-storage system, 5
It is generator for small turbine, 6,7 be the first power switch, 8 be bus, 9 be the first transmission line of electricity, 10 be booster stations, 11 is
Second transmission line of electricity, 12 be let-down stations, 13 be third transmission line of electricity.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
With reference to Fig. 1, the synthesis energy supplying system described in the utility model suitable for garden include steam turbine energy supplying system 1,
Heating power transportation system 2, power transmission system 3 and energy-storage system 4, wherein the power transmission system 3 includes bus 8, booster stations
10, the first transmission line of electricity 9, the second transmission line of electricity 11, let-down stations 12 and third transmission line of electricity 13, wherein steam turbine energy supplying system 1
Electric energy output end and energy-storage system 4 be connected with bus 8, the input terminal that bus 8 passes through the first transmission line of electricity 9 and booster stations 10
Be connected, the output end of booster stations 10 is connected through the second transmission line of electricity 11 with the input terminal of let-down stations 12, let-down stations 12 it is defeated
Outlet is connected through third transmission line of electricity 13 with garden load, the steam (vapor) outlet and heating power transportation system 2 of steam turbine energy supplying system 1
It is connected.
The steam turbine energy supplying system 1 includes small turbine 5 and generator 6, the output shaft and generator 6 of small turbine 5
Drive shaft be connected, the steam (vapor) outlet of small turbine 5 is connected with heating power transportation system 2, the output end and bus of generator 6
8 are connected.Wherein, the output shaft of small turbine 5 is connected by shaft coupling with the drive shaft of generator 6;Small turbine 5 is back
Pressure type steam turbine.
The output end of the generator 6 is connected by the first power switch 7 with bus 8;It is arranged on first transmission line of electricity 9
There is the second power switch;Third power switch and the 4th power switch are provided on second transmission line of electricity 11;Energy-storage system 4 is lithium
Battery system or lead carbon battery system.
Specifically, the bus 8 is 6kV bus;First transmission line of electricity 9 is 6kV transmission line of electricity;Second transmission line of electricity 11 is
35kV transmission line of electricity;Third transmission line of electricity 13 is 10kV transmission line of electricity;Booster stations 10 are 6kV/35kV booster stations;Let-down stations 12 are
35kV/10kV let-down stations.
The specific work process of the utility model are as follows:
Be passed through high temperature and high pressure steam into steam turbine energy supplying system 1, steam turbine energy supplying system 1 using high temperature and high pressure steam into
Row power generation, is then sent on bus 8, then enter in booster stations 10 and boost through the first transmission line of electricity 9, to reduce electric energy
Then loss in transmission process is entered in let-down stations 12 through the second transmission line of electricity 11 and is depressured, most transmitted electricity afterwards through third
Route 13 is that electricity consumption load in garden is powered, furthermore it is possible to extra electric energy is stored in energy-storage system 4, to improve confession
The reliability and stability of electricity.The steam exhaust that steam turbine energy supplying system 1 generates simultaneously is then delivered to garden through heating power transportation system 2,
For garden heat supply, or entering is garden cooling supply in lithium bromide refrigerator.