CN105222201B - A kind of system and method for gas fired-boiler and the heat supply of paddy electricity unified boiler - Google Patents
A kind of system and method for gas fired-boiler and the heat supply of paddy electricity unified boiler Download PDFInfo
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- CN105222201B CN105222201B CN201510742414.6A CN201510742414A CN105222201B CN 105222201 B CN105222201 B CN 105222201B CN 201510742414 A CN201510742414 A CN 201510742414A CN 105222201 B CN105222201 B CN 105222201B
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Abstract
The present invention provides the system and method for a kind of gas fired-boiler and the heat supply of paddy electricity unified boiler, can reduce energy consumption cost.The system comprises: the heating boiler system that domestic hot-water's heat exchanger, circulating pump, gas fired-boiler and paddy electricity boiler are connected in series or in parallel, controller；Wherein, the paddy electricity boiler refers to the electric boiler for using trough-electricity as the energy；Domestic hot-water's heat exchanger is connect with the circulating pump, the input terminal for the heating boiler system that the circulating pump is connected in series or in parallel with the gas fired-boiler and paddy electricity boiler is attached, and the output end for the heating boiler system that the gas fired-boiler and paddy electricity boiler are connected in series or in parallel is connect with domestic hot-water's heat exchanger；The controller carries out heat supply in non-trough-electricity period on daytime or whole day for controlling the gas fired-boiler, and controls the paddy electricity boiler and replace the gas fired-boiler to carry out heat supply in the night dip electric period or the gas fired-boiler is assisted to carry out heat supply.The present invention is suitable for thermal technology field.
Description
Technical field
The present invention relates to heat supply process field, particularly relate to a kind of gas fired-boiler and the heat supply of paddy electricity unified boiler system and
Method.
Background technique
Energy and environment are the urgent projects that the whole world faces, and China is the current production of energy state second largest in the world and disappears
Fei Guo, wherein heating energy consumption accounts for about the 1/4 of energy wastage in bulk or weight.The most of provinces and cities especially to the north of the Yellow River in the northern area of China are must
The region of palpus heating needs national 17 provinces, municipalities and autonomous regions of the range throughout of heating, accounts for 60% of national area or more, heating
Population, it is estimated that annual winter, which is provided purely for the energy cost integrally to heat, converts into nearly 70,000,000,000 yuan of RMB, is accounted for up to 700,000,000 or more
1/4 or so of national energy wastage in bulk or weight.Wherein central heating accounts for 90% or more of national whole heat supply, so central heating is to me
The energy-saving and emission-reduction of state and high efficiency of energy, which utilize, plays very important effect.To 2008, China's central heating gross area just reached
28.6 hundred million square metres.Currently, urban heat supplying mode is roughly divided into central heating and household heating, central heating includes Urban Thermal again
For solenoid net for warm district boiler room heating, household heating mainly includes that the furnace heating of each door type gas-heating and family's air-conditioning supply
It is warm, and a small amount of old one-storey house for burning coal heating.
By taking Beijing as an example, Beijing's Eleventh Five-Year Plan period heat supply development plan is pointed out: guaranteeing whole city's heat demand
Under the premise of, accelerate large-scale heat source construction, carries forward vigorously resource consolidation, positive Development of Urban heat supply network and natural gas heat supply, extensively
Using clean coal burning technology, Environmental Protection Level is improved, encourages to apply new and renewable energy heat supply, rationally application electricity supplies
Heat, to push the change of heat-supplying mode and the adjustment of heat supply energy resource structure.
Currently, the boiler for heating mainly has coal-burning boiler, oil burning boiler, gas fired-boiler and electric boiler etc., each
Boiler has its advantage and disadvantage, such as:
Gas fired-boiler: this is government it is presently recommended that the heating boiler used, and many places are carrying out coal and changing gas political affairs
Plan.Advantage: efficient, cleaning, environmental protection are gas fired-boiler biggest advantages.But current global energy is in short supply, natural gas, petroleum
The fuel prices such as liquefied gas are surging year by year, and gas fired-boiler operating cost is high, and heavy financial burden is brought to user, limit
Being widely used for gas fired-boiler has been made, the cell of only logical gas pipeline can just enjoy, furthermore a large amount of consumption natural gases of heating,
Easily cause " gas is waste ".
Electric boiler: being heating mode popular in recent years.Advantage: it is easy to use, temperature can self-regulated, occupied area
It is small, it can be with domestic hot-water.Disadvantage: it is suitable for a hundred or so square meter and warms oneself, operating cost is higher, the heating cost of boilers more several than other
It is all high.
Summary of the invention
The technical problem to be solved in the present invention is to provide the systems and side of a kind of gas fired-boiler and the heat supply of paddy electricity unified boiler
Method, to solve the problems, such as that electric boiler power consumption cost present in the prior art is high, gas fired-boiler gas is at high cost.
In order to solve the above technical problems, the embodiment of the present invention a kind of gas fired-boiler and paddy electricity unified boiler heat supply are provided be
System, comprising: the heating boiler system that domestic hot-water's heat exchanger, circulating pump, gas fired-boiler and paddy electricity boiler are connected in series or in parallel,
Controller；
Wherein, the paddy electricity boiler refers to the electric boiler for using trough-electricity as the energy；
Domestic hot-water's heat exchanger is connect with the circulating pump, the circulating pump and the gas fired-boiler and paddy electricity boiler
The input terminal for the heating boiler system being connected in series or in parallel is attached, the gas fired-boiler and paddy electricity boiler serial or parallel connection
The output end of the heating boiler system of composition is connect with domestic hot-water's heat exchanger；
The controller carries out heat supply in non-trough-electricity period on daytime or whole day for controlling the gas fired-boiler, and controls
It makes the paddy electricity boiler and replaces the gas fired-boiler to carry out heat supply or the auxiliary gas fired-boiler progress in the night dip electric period
Heat supply.
Further, the paddy electricity boiler can also assist the gas fired-boiler to carry out in the electric phase operation in ordinary telegram even peak
Heat supply.
Further, the system also includes the heat supplies that are connected in series or in parallel with the gas fired-boiler and paddy electricity boiler
The heating network water supply interface of the output end connection of boiler system, the heating network return water interface being connect with the circulating pump；
The heating network water supply interface, for exporting the hot water of heating；
The heating network return water interface, the hot water for back production output.
Further, the system also includes domestic hot-water's water supply interfaces for connecting with domestic hot-water's heat exchanger；
Domestic hot-water's water supply interface, for exporting the hot water of life.
Further, the combining heating system further include: control valve；
In the gas fired-boiler and paddy electricity boiler parallel connection, the circulating pump passes through the control valve and the gas fired-boiler
It is connected with the paddy electricity boiler.
Further, the gas fired-boiler includes: the larger gas boiler of concentrated supply of heating in the city, in regional heating
Family's device of Wall-mounted Gas Boiler that type gas fired-boiler and point family use；
The heating power of the gas fired-boiler is 2kW~1000kW, and quantity is 1~100；
The paddy electricity boiler heat supplying power is 2kW~1000kW, and quantity is 1~100.
Further, trough-electricity period as defined in territory of use trough-electricity period determines.
The embodiment of the present invention also provides the method for a kind of gas fired-boiler and the heat supply of paddy electricity unified boiler, comprising:
Heat supply is carried out by gas fired-boiler in non-trough-electricity period on daytime or whole day；
Gas fired-boiler is replaced to carry out heat supply or by the auxiliary combustion of paddy electricity boiler by paddy electricity boiler in the night dip electric period
Gas boiler carries out heat supply.
Further, the gas fired-boiler can also be assisted to carry out by paddy electricity boiler in ordinary telegram period even peak potential period
Heat supply.
Further, the gas fired-boiler and the paddy electricity boiler serial or parallel connection use；
Trough-electricity period as defined in territory of use trough-electricity period determines.
The advantageous effects of the above technical solutions of the present invention are as follows:
In above scheme, gas fired-boiler is controlled by controller and carries out heat supply in non-trough-electricity period on daytime or whole day, and
It controls paddy electricity boiler and replaces gas fired-boiler to carry out heat supply or the progress heat supply of assisted gas boiler in the night dip electric period, wherein
Gas fired-boiler and paddy electricity boiler can be used in series, can also be used in parallel.In this way, by being filled out to natural gas grid and power grid
Paddy peak clipping, can reduce the consumption of the natural gas of heat supply, while increase the consumption of low price trough-electricity, reduce power grid peak-valley difference,
Grid generation efficiency is improved, thus overcome the disadvantage that electric boiler power consumption cost is high, gas fired-boiler gas is at high cost in the prior art,
And this system uses safe, easy to operate, flexible adjustment, energy consumption cost is low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of combining heating system provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram two of combining heating system provided in an embodiment of the present invention；
Fig. 3 is the flow chart of combined heat method provided in an embodiment of the present invention.
[primary clustering symbol description]
1: heating network return water interface；
2: circulating pump；
3: gas fired-boiler；
4: paddy electricity boiler；
5: heating network water supply interface；
6: control valve；
7: cold water interface；
8: domestic hot-water's heat exchanger；
9: domestic hot-water's water supply interface；
10: controller.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The problem that the present invention is high for existing electric boiler power consumption cost, gas fired-boiler gas is at high cost, provides a kind of combustion
The system and method for gas boiler and the heat supply of paddy electricity unified boiler.
Embodiment one
Referring to shown in Fig. 1 and Fig. 2, a kind of gas fired-boiler provided in an embodiment of the present invention is with paddy electricity unified boiler heat supply
System, comprising: the heating boiler that domestic hot-water's heat exchanger 8, circulating pump 2, gas fired-boiler 3 and paddy electricity boiler 4 are connected in series or in parallel
System, controller 10；
Wherein, 4 finger of paddy electricity boiler uses trough-electricity as the electric boiler of the energy, domestic hot-water's heat exchanger 8 and institute
State the connection of circulating pump 2, the heating boiler system that the circulating pump 2 is connected in series or in parallel with the gas fired-boiler 3 and paddy electricity boiler 4
The input terminal of system is attached, the output for the heating boiler system that the gas fired-boiler 3 and paddy electricity boiler 4 are connected in series or in parallel
End is connect with domestic hot-water's heat exchanger 8；
The controller 10 carries out heat supply in non-trough-electricity period on daytime or whole day for controlling the gas fired-boiler 3, and
It controls the paddy electricity boiler 4 and replaces the gas fired-boiler 3 to carry out heat supply or the auxiliary gas fired-boiler 3 in the night dip electric period
Carry out heat supply.
The system of gas fired-boiler described in the embodiment of the present invention and the heat supply of paddy electricity unified boiler is controlled by controller 10 and is fired
Gas boiler 3 carries out heat supply in non-trough-electricity period on daytime or whole day, and controls paddy electricity boiler 4 and replace combustion in the night dip electric period
Gas boiler 3 carries out heat supply or assisted gas boiler 3 carries out heat supply, wherein and gas fired-boiler 3 and paddy electricity boiler 4 can be used in series,
It can also be used in parallel.In this way, can reduce the natural gas of heat supply by carrying out valley-fill peak clipping to natural gas grid and power grid
Consumption, while increasing the consumption of low price trough-electricity, power grid peak-valley difference is reduced, grid generation efficiency is improved, to overcome existing skill
The disadvantage that electric boiler power consumption cost is high in art, gas fired-boiler 3 is at high cost with gas, and this system uses safe, easy to operate, adjusting
Flexibly, energy consumption cost is low.
In the embodiment of the present invention, the paddy electricity boiler can also assist the gas-fired boiler in the electric phase operation in ordinary telegram even peak
Furnace carries out heat supply.
In the specific embodiment of aforementioned combinations heating system, further, the system also includes: with the combustion gas
The heating network water supply interface 5 that the output end for the heating boiler system that boiler 3 is connected in series or in parallel with paddy electricity boiler 4 connects,
The heating network return water interface 1 being connect with the circulating pump 2；
The heating network water supply interface 5, for exporting the hot water of heating；
The heating network return water interface 1, the hot water for back production output.
Referring to shown in Fig. 1 and Fig. 2, in the embodiment of the present invention, the hot water exported by 1 back production of heating network return water interface,
And by the delivery of back production to the circulating pump 2, the circulating pump 2 is connected or simultaneously with the gas fired-boiler 3 and paddy electricity boiler 4
The input terminal for joining the heating boiler system of composition is attached, then is controlled the heating boiler system by controller 10 and supplied
Heat, and hot water is exported to the heating network water supply interface 5, the heat of heating is provided by the heating network water supply interface 5
Water.
In the embodiment of the present invention, it is assumed that area of heat-supply service is 10,000 m2, heating demand takes 45W/m2, i.e. heating power is
450kW, daily heating time are for 24 hours；3 thermal efficiency of gas fired-boiler is 90%, and natural gas low heat value is 35.88MJ/m3；Gas, electricity
For unit price using the existing paying price in Beijing as calculation basis, natural gas unit price is 3.22 yuan/m3, Resident Electricity Price be 0.4883 yuan/
KWh, trough-electricity electricity price are 0.3 yuan/kWh；The trough-electricity period be night 10:00 to the next morning 6:00, totally 8 hours, specifically
The trough-electricity period be subject to the trough-electricity period as defined in territory of use, the electricity price of trough-electricity period lower than peak period on daytime and
The electricity price of ordinary telegram period.
If whole day uses gas fired-boiler 3 to heat for 24 hours, natural gas 1204m is consumed daily3, being converted into energy consumption cost is
3877 yuan.
If whole day uses common grill pan furnace heating for 24 hours, electric energy 10800kWh is consumed daily, being converted into power consumption cost is
5274 yuan.
When carrying out combined heat according to gas fired-boiler 3 and paddy electricity boiler 4, in non-trough-electricity period on daytime, that is, morning 6:00
3 heat supply of gas fired-boiler is used to the total 16h of night 10:00, night 10:00 to the total 8h of the next morning 6:00 uses paddy electricity boiler 4
Heating then consumes natural gas 803m daily3, while trough-electricity 3600kWh is consumed, combustion gas and trough-electricity energy consumption cost accounting are
3665 yuan.
Comparison is it is found that the energy consumption cost of combined heat reduces by 5.8% than individually heating using gas fired-boiler 3, than individually adopting
43.9% is reduced with common grill pan furnace heating.With the rising steadily of Gas Prices, the continuous decline of trough-electricity price, low ebb
The continuous expansion of range is subsidized in continuous extension, the trough-electricity heating of electric period, combines confession with paddy electricity boiler 4 using gas fired-boiler 3
The energy consumption cost of heat continues to decline, and the hot water exported by 1 back production of heating network return water interface, can be energy saving.
In the specific embodiment of aforementioned combinations heating system, further, the system also includes: with the life
Domestic hot-water's water supply interface 9 that hot water heat exchanger 8 connects；
Domestic hot-water's water supply interface 9, for exporting the hot water of life.
Referring to shown in Fig. 1 and Fig. 2, in the embodiment of the present invention, the input terminal and cold water interface of domestic hot-water's heat exchanger 8
7 are attached, and the cold water interface 7 supplies water for inputting cold water, the output end of domestic hot-water's heat exchanger 8 and domestic hot-water
Interface 9 is attached, domestic hot-water's water supply interface 9, for exporting the hot water of life.
In the embodiment of the present invention, the combining heating system further include: control valve 6；
In the gas fired-boiler 3 and paddy electricity boiler 4 in parallel, the circulating pump 2 passes through the control valve 6 and the combustion gas
Boiler 3 and the paddy electricity boiler 4 connection.
In the embodiment of the present invention, the gas fired-boiler 3 includes: the larger gas boiler of concentrated supply of heating in the city, and region is concentrated
The medium-sized gas fired-boiler of heat supply, family's device of Wall-mounted Gas Boiler that point family uses, but do not limit to this 3 class.
In the embodiment of the present invention, the heating power of the gas fired-boiler 3 is 2kW~1000kW, and quantity is 1~100；
4 heating power of paddy electricity boiler is 2kW~1000kW, and quantity is 1~100.
Embodiment two
The present invention also provides a kind of specific embodiments of combined heat method, due to combined heat side provided by the invention
Method is corresponding with the specific embodiment of aforementioned combinations heating system, which can be by executing above method tool
Process step in body embodiment achieves the object of the present invention, therefore in above-mentioned combining heating system specific embodiment
It illustrates, is also applied for the specific embodiment of combined heat method provided by the invention, in the present invention specific reality below
Applying in mode will not be described in great detail.
Shown in referring to Fig. 3, the embodiment of the present invention also provides the method for a kind of gas fired-boiler and the heat supply of paddy electricity unified boiler, packet
It includes:
S1 carries out heat supply by gas fired-boiler 3 in non-trough-electricity period on daytime or whole day；
S2 replaces gas fired-boiler 3 to carry out heat supply or passes through paddy electricity boiler 4 in the night dip electric period by paddy electricity boiler 4
Assisted gas boiler 3 carries out heat supply.
The method of gas fired-boiler described in the embodiment of the present invention and the heat supply of paddy electricity unified boiler, in the non-trough-electricity period on daytime
Or whole day carries out heat supply by gas fired-boiler 3；It is supplied by paddy electricity boiler 4 instead of gas fired-boiler 3 in the night dip electric period
Heat carries out heat supply by 4 assisted gas boiler 3 of paddy electricity boiler.In this way, by carrying out valley-fill peak clipping to natural gas grid and power grid,
It can reduce the consumption of the natural gas of heat supply, while increasing the consumption of low price trough-electricity, reduce power grid peak-valley difference, improve power grid
Generating efficiency, thus overcome in the prior art the disadvantage that 4 power consumption cost of paddy electricity boiler is high, gas fired-boiler 3 is at high cost with gas, and this
System uses safe, easy to operate, flexible adjustment, and energy consumption cost is low.
In the specific embodiment of aforementioned combinations heat supply method, further, in ordinary telegram period even peak potential period
The gas fired-boiler can be assisted to carry out heat supply by paddy electricity boiler.
In the specific embodiment of aforementioned combinations heat supply method, further, the gas fired-boiler 3 and the paddy electricity pot
4 serial or parallel connection of furnace uses；
Trough-electricity period as defined in territory of use trough-electricity period determines.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (1)
1. the system of a kind of gas fired-boiler and the heat supply of paddy electricity unified boiler characterized by comprising domestic hot-water's heat exchanger follows
Ring pump, the heating boiler system that gas fired-boiler and paddy electricity boiler are connected in series or in parallel, controller；
Wherein, the paddy electricity boiler refers to the electric boiler for using trough-electricity as the energy；
Domestic hot-water's heat exchanger is connect with the circulating pump, and the circulating pump is connected with the gas fired-boiler and paddy electricity boiler
Or the input terminal of the heating boiler system composed in parallel is attached, the gas fired-boiler and paddy electricity boiler are connected in series or in parallel
The output end of heating boiler system connect with domestic hot-water's heat exchanger；
The controller carries out heat supply in non-trough-electricity period on daytime or whole day for controlling the gas fired-boiler, and controls institute
It states paddy electricity boiler and replaces the gas fired-boiler to carry out heat supply or the auxiliary gas fired-boiler progress heat supply in the night dip electric period；
Wherein, the paddy electricity boiler can also assist the gas fired-boiler to carry out heat supply in the electric phase operation in ordinary telegram even peak；
Wherein, the gas fired-boiler includes: the larger gas boiler of concentrated supply of heating in the city, the medium-sized gas-fired boiler of regional heating
Family's device of Wall-mounted Gas Boiler that furnace and point family use；
The heating power of the gas fired-boiler is 2kW~1000kW, and quantity is 1~100；
The paddy electricity boiler heat supplying power is 2kW~1000kW, and quantity is 1~100；
Wherein, the system also includes the heating boiler systems that are connected in series or in parallel with the gas fired-boiler and paddy electricity boiler
Output end connection heating network water supply interface, the heating network return water interface being connect with the circulating pump；
The heating network water supply interface, for exporting the hot water of heating；
The heating network return water interface, the hot water for back production output；
Wherein, the system also includes the cold water interfaces that connect with domestic hot-water's heat exchanger, domestic hot-water's water supply interface；
The cold water interface, for inputting cold water；
Domestic hot-water's water supply interface, for exporting the hot water of life；
Wherein, the system also includes control valves；
In the gas fired-boiler and paddy electricity boiler parallel connection, the circulating pump passes through the control valve and the gas fired-boiler and institute
State the connection of paddy electricity boiler；
Wherein, trough-electricity period as defined in territory of use trough-electricity period determines.
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| CN201510742414.6A CN105222201B (en) | 2015-11-04 | 2015-11-04 | A kind of system and method for gas fired-boiler and the heat supply of paddy electricity unified boiler |
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| CN201510742414.6A CN105222201B (en) | 2015-11-04 | 2015-11-04 | A kind of system and method for gas fired-boiler and the heat supply of paddy electricity unified boiler |
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| CN105222201B true CN105222201B (en) | 2019-01-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105698248A (en) * | 2016-03-11 | 2016-06-22 | 高金龙 | Complementary type heat supply system for central heating |
| CN108180529A (en) * | 2018-02-08 | 2018-06-19 | 新疆乾坤环能投资有限公司 | A kind of combustion gas is electrically coupled wisdom environmental protection heating system |
| US11809153B1 (en) * | 2021-03-30 | 2023-11-07 | Antora Energy, Inc. | System for optimizing thermal energy generation from multiple energy sources |
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| CN2352884Y (en) * | 1998-09-04 | 1999-12-08 | 刘宗源 | Double heat source type hot water boiler and hot water heating complete set |
| CN2386370Y (en) * | 1999-07-01 | 2000-07-05 | 修志青 | Auxillary heating installation of electric heating gas water heater |
| CN102116501A (en) * | 2009-12-31 | 2011-07-06 | 上海波宝仟赫科技有限公司 | Hybrid power wall-hung boiler |
| CN203928084U (en) * | 2014-06-13 | 2014-11-05 | 淮南中科储能科技有限公司 | A kind of natural gas and the complementary heat accumulation power generation and heat supply of trough-electricity system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101424447B (en) * | 2008-10-07 | 2011-02-02 | 艾欧史密斯(中国)热水器有限公司 | Mixed energy thermostatic control water heater |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2352884Y (en) * | 1998-09-04 | 1999-12-08 | 刘宗源 | Double heat source type hot water boiler and hot water heating complete set |
| CN2386370Y (en) * | 1999-07-01 | 2000-07-05 | 修志青 | Auxillary heating installation of electric heating gas water heater |
| CN102116501A (en) * | 2009-12-31 | 2011-07-06 | 上海波宝仟赫科技有限公司 | Hybrid power wall-hung boiler |
| CN203928084U (en) * | 2014-06-13 | 2014-11-05 | 淮南中科储能科技有限公司 | A kind of natural gas and the complementary heat accumulation power generation and heat supply of trough-electricity system |
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