CN106765466A - A kind of family photovoltaic electric heating apparatus - Google Patents
A kind of family photovoltaic electric heating apparatus Download PDFInfo
- Publication number
- CN106765466A CN106765466A CN201710172635.3A CN201710172635A CN106765466A CN 106765466 A CN106765466 A CN 106765466A CN 201710172635 A CN201710172635 A CN 201710172635A CN 106765466 A CN106765466 A CN 106765466A
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- CN
- China
- Prior art keywords
- heating
- electric power
- impedance
- photovoltaic electric
- photovoltaic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1096—Arrangement or mounting of control or safety devices for electric heating systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/02—Photovoltaic energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/08—Electric heater
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The present invention relates to a kind of family photovoltaic electric heating apparatus used for China's vast northern country area dispersion farm house winter heating, the device is realized preferentially using photovoltaic electric power, is directly powered heating to impedance heat collector using photovoltaic DC is electric；When photovoltaic electric power is not enough, can also be incorporated into municipal power network and powered to impedance operator Electric heater together and realize heating；When that need not be powered to impedance heat collector, (including non-heating season) is capable of achieving electricity online more than photovoltaic electric power.A new approaches and new method are provided for northern China rural area winter heating dissipates burning coal governing problem.
Description
Technical field
Patent of the present invention refers to a kind of use for China's vast northern country area dispersion farm house winter heating
Family photovoltaic electric heating apparatus, the device is realized preferentially using photovoltaic electric power, and mains-supplied is used when photovoltaic electric power is not enough
Heating is realized, a new approaches and new method are provided for northern China rural area winter heating dissipates burning coal governing problem.
Background technology
The current vast rural area dispersion farm house heating of northern China, or burn coal (or stalk, firewood etc.) by dissipating.It is general and
Speech, northern China rural area winter heating energy input account for peasant household total energy consumption more than 50%, even as high as 70%~
80%.
Solar energy is the generally acknowledged cleaning new energy most with prospects in the world today, and it is total to account for the mankind in this century
More than the 25% of the energy.The vast northern area of China, sunshine condition generally preferably, with greatly developing the wide of Solar use
Prospect.
Patent of the present invention is to impedance load characteristics such as heat-storage electric heater, electrical heating hot water storage tanks by distributed photovoltaic power generation
Heating equipment on-site elimination power and realize heating, the northern China winter traditional heating energy is changed to photovoltaic clean energy resource.
Patent content
This patent is a kind of small-sized independent photovoltaic generating system, and its load is heat-storage electric heater, electrical heating hot water storage tank etc.
Impedance load characteristic heating equipment, system is realized preferentially being powered using photovoltaic electric power；When photovoltaic electric power is not enough, then with civil power one
Rise and powered as heating；(including non-heating season) photovoltaic electric power then realizes remaining electricity online when photovoltaic electric power is rich.
The technical scheme of use is：Device is by photovoltaic module matrix (1), controller (2), (heat-storage electric heater or electrical heating
Hot water storage tank etc.) impedance heat collector (3), combining inverter (4) composition (see accompanying drawing 1).Photovoltaic module matrix (1) power scale should
Equal to or less than impedance heat collector (3) power scale；Combining inverter (4) power scale should be with photovoltaic module matrix (1) power
Scale is adapted to.
Controller (2) is containing the computer processor chip and control mainboard for realizing device Based Intelligent Control and corresponding auxiliary electricity
Road, and DPDT dc switch K1 and disconnect switch K2.
Technical points are：Controller (2) is controlled to be powered to impedance load (3) by following principle：
It is preferential that directly using system photovoltaic electric power, directly (direct current) powers to impedance heat collector；
When indoor heating temperature Ts is less than certain temperature extremes given threshold (16 DEG C), or impedance load heat collector inside stores
When hot temperature Tn is less than certain temperature extremes given threshold (50 DEG C of hot-water cylinder, 200 DEG C of gitter brick), be incorporated to for photovoltaic electric power by system
Power network is directly powered (during without photovoltaic generation) together, or from power network to impedance load heat collector.(explanation：Inside impedance heat collector
Temperature numerical is by taking heat-storage electric heater as an example)
When indoor heating temperature Ts is equal to and above certain temperature extremes given threshold (24 DEG C), or inside impedance heat collector
Regenerator temperature Tn is equal to and above when certain temperature extremes given threshold (750 DEG C), and be connected to the grid photovoltaic electric power reality by system
Existing remaining electricity online (including non-heating period).
Impedance heat collector (3) with electrical heating accumulation of heat heating function, when internal regenerator temperature Tn reaches more than 700 DEG C, can
Realize more than 15 hours heating functions.
Brief description of the drawings
Fig. 1 families photovoltaic electric heating apparatus structure composition block diagram
Specific embodiment
The testing system apparatus specification that table 1 is this patent in Chifeng constitutes example, when being used in more cold portion by north
When regional, also photovoltaic module matrix (1), inverter (4) and impedance heat collector (3) scale are increased with appropriate.
The photovoltaic electric heating apparatus of table 1. (are used for：80m2/ family, heating area 25m2×2)
Family photovoltaic electric heating apparatus, including it is photovoltaic module matrix (1), controller (2), impedance heat collector (3), grid-connected inverse
Become device (4).
Photovoltaic module matrix (1) can select all kinds of crystal silicon components and amorphous silicon module composition square formation, and sunshine is converted to
Direct current photovoltaic electric power (300~600VDC or so), you can directly feed impedance heat collector (3), also can access combining inverter
(4).Combining inverter (4) scale and technical parameter should be adapted with photovoltaic module matrix (1), and output meets grid-connected requirement
220VAC alternating currents.Controller (2) is then responsible for according to indoor temperature Ts parameters and/or the internal regenerator temperature of impedance heat collector (3)
How Tn parameter situations, control contactor K1 and K2 are switched on or switched off, and realize that photovoltaic electric power or grid power are adopted to impedance
Warmer (3) is powered；Or photovoltaic electric power is connected the remaining electricity online of realization with combining inverter (4) by control.K1 in controller (2)
It is DPDT DC circuit switch, wherein a1 and a2 points UNICOM all the time；K2 is common disconnect switch.Each switch electric parameter should
Meet DC voltage and current job requirement, relevant connection wire and auxiliary material should also be adapted with system and device univers parameter.
Its workflow (by taking heat-storage electric heater load as an example) is：
Step one：When indoor temperature Ts >=24 DEG C or heat-storage electric heater internal temperature Tn >=750 DEG C, the c of K1 switches1-b1
And c2-b2Connect, K2 switch off, system photovoltaic electric power realizes that electricity is surfed the Net more than photovoltaic electric power by combining inverter (4).
Step 2：As 16 DEG C≤indoor temperature Ts ＜, 24 DEG C or 200 DEG C≤Tn 750 DEG C of heat-storage electric heater internal temperature ＜
When, the c of K1 switches1-a1And c2-a2Connect, K2 switch on, system photovoltaic electric power powers heating to heat-storage electric heater.
Step 3：When 16 DEG C of indoor temperature Ts ＜ or heat-storage electric heater internal temperature or 200 DEG C of Tn ＜, K1 switches
c1-b1And c2-b2Connect, K2 switchs on, system photovoltaic electric power is realized grid-connected with civil power electric power common by combining inverter (4)
Powered heating to heat-storage electric heater.
The above-mentioned working condition of system and device, refers to table 2.
The family of table 2. photovoltaic electric heating system working state of device table
Claims (5)
1. a kind of family photovoltaic electric heating apparatus, are made up of photovoltaic module, combining inverter, controller and impedance heat collector, its
It is characterized in：Preferential use device itself photovoltaic electric power direct current is capable of achieving to be powered heating to impedance heat collector；When needed, can be with
Realize that photovoltaic electric power is powered heating together with civil power electric power to impedance heat collector；(the bag when that need not be powered to impedance heat collector
Include non-heating season) it is capable of achieving electricity online more than photovoltaic electric power.
2. control method according to claim 1, it is characterized in that：When the temperature control parameter of system monitoring sets less than certain
Surely control threshold value (as a example by the control data for being loaded as impedance heating using heat-storage electric heater below, Ts24 DEG C, Tn750 DEG C)
When；System can realize that preferentially adopting dim device to impedance using system itself photovoltaic electric power direct current powers heating.
3. control method according to claim 1, it is characterized in that：When the temperature control parameter of system monitoring sets less than certain
When controlling threshold value (Ts16 DEG C, Tn200 DEG C) surely；System can realize itself photovoltaic electric power and civil power electric power together to impedance heat collector
Power supply heating.
4. control method according to claim 1, it is characterized in that：When the temperature control parameter of system monitoring sets higher than certain
When controlling threshold value (Ts24 DEG C, Tn750 DEG C) surely；System may be incorporated into utility grid and realize electricity online more than photovoltaic electric power.
5. device according to claim 1 is constituted, it is characterized in that：Electric heater is loaded for impedance operator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710172635.3A CN106765466A (en) | 2017-03-22 | 2017-03-22 | A kind of family photovoltaic electric heating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710172635.3A CN106765466A (en) | 2017-03-22 | 2017-03-22 | A kind of family photovoltaic electric heating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106765466A true CN106765466A (en) | 2017-05-31 |
Family
ID=58966502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710172635.3A Withdrawn CN106765466A (en) | 2017-03-22 | 2017-03-22 | A kind of family photovoltaic electric heating apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106765466A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660115A (en) * | 2017-10-12 | 2019-04-19 | 沈阳兴东控制技术有限公司 | A kind of family formula photovoltaic heating special equipment composition technical solution |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204923184U (en) * | 2015-08-05 | 2015-12-30 | 上海热丽科技集团有限公司 | Photovoltaic directly drives electric heating system |
| CN205079321U (en) * | 2015-08-31 | 2016-03-09 | 陈文军 | Hot energy storage electromagnetism boiler heating system of local -style dwelling houses photovoltaic |
| CN106374522A (en) * | 2016-09-09 | 2017-02-01 | 芜湖市旭辉电工新材料有限责任公司 | Geothermal heat-collecting cable apparatus powered by photovoltaic microgrid |
| CN106382670A (en) * | 2016-11-24 | 2017-02-08 | 中城科新能源科技（北京）有限公司 | Controller of photovoltaic power heat storage heating system |
| CN106403009A (en) * | 2016-11-24 | 2017-02-15 | 中城科新能源科技（北京）有限公司 | Photovoltaic electric thermal storage type heating system device |
| CN106440021A (en) * | 2016-11-24 | 2017-02-22 | 中城科新能源科技（北京）有限公司 | Control method of photovoltaic electric heat-storage heating system |
-
2017
- 2017-03-22 CN CN201710172635.3A patent/CN106765466A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204923184U (en) * | 2015-08-05 | 2015-12-30 | 上海热丽科技集团有限公司 | Photovoltaic directly drives electric heating system |
| CN205079321U (en) * | 2015-08-31 | 2016-03-09 | 陈文军 | Hot energy storage electromagnetism boiler heating system of local -style dwelling houses photovoltaic |
| CN106374522A (en) * | 2016-09-09 | 2017-02-01 | 芜湖市旭辉电工新材料有限责任公司 | Geothermal heat-collecting cable apparatus powered by photovoltaic microgrid |
| CN106382670A (en) * | 2016-11-24 | 2017-02-08 | 中城科新能源科技（北京）有限公司 | Controller of photovoltaic power heat storage heating system |
| CN106403009A (en) * | 2016-11-24 | 2017-02-15 | 中城科新能源科技（北京）有限公司 | Photovoltaic electric thermal storage type heating system device |
| CN106440021A (en) * | 2016-11-24 | 2017-02-22 | 中城科新能源科技（北京）有限公司 | Control method of photovoltaic electric heat-storage heating system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660115A (en) * | 2017-10-12 | 2019-04-19 | 沈阳兴东控制技术有限公司 | A kind of family formula photovoltaic heating special equipment composition technical solution |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170531 |
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| WW01 | Invention patent application withdrawn after publication |