CN112737089A - Power supply method of outdoor power supply - Google Patents
Power supply method of outdoor power supply Download PDFInfo
- Publication number
- CN112737089A CN112737089A CN202011578421.4A CN202011578421A CN112737089A CN 112737089 A CN112737089 A CN 112737089A CN 202011578421 A CN202011578421 A CN 202011578421A CN 112737089 A CN112737089 A CN 112737089A
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- Prior art keywords
- power supply
- inverter
- power
- battery pack
- switch
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/08—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems requiring starting of a prime-mover
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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
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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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a power supply method of an outdoor power supply, which comprises the following steps: charging the battery pack by using a solar cell panel or an oil engine; when the power of the connected power supply load is less than 1000W, the inverter a works to convert the direct-current voltage output by the battery pack into 220V50Hz voltage for output; when the power of the connected power supply load is 1000W-3000W, the inverter b works to convert the direct current voltage output by the battery pack into 220V50Hz voltage for output; and if the electric quantity of the battery pack is insufficient, starting the oil engine to charge the battery pack and supply power to the load simultaneously, or disconnecting the switch c to stop supplying power to the load. The method uses the electric energy of the storage battery pack to the domestic electric equipment to the maximum extent, reduces the consumption of the domestic electric equipment, and solves the use problem of certain high-power electric appliances in the domestic electric equipment.
Description
Technical Field
The invention relates to the technical field of power supply systems, in particular to a power supply method of an outdoor power supply.
Background
When the equipment test is carried out, the measurement and control sites are required to carry out measurement and control and communication guarantee, and part of the measurement and control sites are located in remote areas such as mountains, islands and the like, and are limited by geographical environment conditions, so that the measurement and control sites have the condition of no commercial power supply guarantee, and the measurement and control equipment can only supply power by means of an oil engine. However, officers and soldiers at the measurement and control site cannot use a special oil engine for life power supply for a long time in daily duty and guard processes, so the living conditions are hard, and therefore, a power supply method of an outdoor power supply is urgently needed to solve the problem of power supply of the officers and the soldiers in daily life and improve the quality of life.
Disclosure of Invention
The application aims to provide a power supply method of an outdoor power supply, which uses the electric energy of an electric storage battery pack to the domestic electric equipment to the maximum extent, reduces the self consumption and solves the use problems of certain high-power electric appliances in the domestic electric equipment.
In order to achieve the purpose, the technical scheme of the application is as follows: a method of powering an outdoor power supply, comprising:
charging the battery pack by using a solar cell panel or an oil engine;
when the power of the connected power supply load is less than 1000W, the inverter a works to convert the direct-current voltage output by the battery pack into 220V50Hz voltage for output;
when the power of the connected power supply load is 1000W-3000W, the inverter b works to convert the direct current voltage output by the battery pack into 220V50Hz voltage for output;
and if the electric quantity of the battery pack is insufficient, starting the oil engine to charge the battery pack and supply power to the load simultaneously, or disconnecting the switch c to stop supplying power to the load.
Further, the method is implemented in a power supply system, the power supply system comprises a battery pack, a solar cell panel, an oil engine, an inverter a, an inverter b and a two-way alternating current power supply automatic switcher, the positive pole of the battery pack is connected to a bus bar a through a switch a, the bus bar a is connected with a display a through a switch K1, the display a is also connected with a bus bar b, and the bus bar b is connected to the negative pole of the battery pack through a shunt; the solar cell panel is respectively connected with the bus bar a and the bus bar b through the photovoltaic controller; the bus bar a and the bus bar b are respectively connected with the inverter a and the inverter b, the live wire, the zero wire and the ground wire of the inverter a and the inverter b are all connected to the double-path alternating current power supply automatic switcher, the other group of live wire, zero wire and ground wire of the inverter b are connected to the oil engine, and the double-path alternating current power supply automatic switcher is further connected with the socket.
Further, the inverter a is a 1000W inverter, and the inverter b is a 3000W inverter.
Furthermore, a display b, a switch c and a comprehensive monitoring meter are sequentially connected to the live wire and the zero line between the double-way alternating-current power supply automatic switcher and the socket.
Furthermore, a fuse F is arranged on the live wire between the switch c and the comprehensive monitoring meter2。
Further, the display a is a 24V display, and the display b is a 220V display.
Further, the TYTXRV battery coulombmeter is connected with a shunt, and the shunt is also connected with a power line between the anode of the battery pack and the switch a.
Furthermore, a switch b is arranged on a positive power line between the solar cell panel and the photovoltaic controller.
Further, the inverter b is connected with a remote controller.
Furthermore, a fuse F is arranged on a live wire between the inverter a and the double-circuit alternating current power supply automatic switcher1。
Due to the adoption of the technical scheme, the invention can obtain the following technical effects: this application can be according to consumer power size, realize the switching of 1000W dc-to-ac converter and 3000W dc-to-ac converter through double-circuit alternating current power automatic switch, when solving for the low power consumer power supply, 3000W inverter work causes the system interior consumption big, and when supplying power for high-power consumer, the 1000W inverter takes the problem that load capacity is not enough, improve the utilization efficiency of system battery electric energy, the extension power supply time, the oil engine can charge or supply power for the load through the system for the group battery, the guarantee system is under continuous overcast and rainy weather or other special circumstances, can provide sufficient power for the consumer.
Drawings
Fig. 1 is a schematic circuit diagram of a power supply method of an outdoor power supply.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific examples: the present application is further described by taking this as an example.
Example 1
The power supply method of the outdoor power supply comprises the steps that a solar cell panel or an oil engine is used for charging a battery pack; when the power supply load is connected to be small (below 1000W), the low-power consumption and low-power inverter a works to convert the direct-current voltage of the storage battery pack into 220V50Hz voltage for output, so as to be used by domestic electric equipment; when the system is connected with a power supply load (1000W-3000W), the high-power inverter b works to convert the direct-current voltage of the storage battery pack into a voltage of 220V50Hz and output the voltage for domestic electric equipment. And if the electric quantity in the battery pack is insufficient, starting the oil engine to charge the battery pack and supply power to the load simultaneously, or disconnecting the switch c to stop supplying power to the load.
The method is implemented in a power supply system, the power supply system comprises a battery pack, a solar cell panel, an oil engine, an inverter a, an inverter b and a two-way alternating current power supply automatic switcher, the positive pole of the battery pack is connected to a bus bar a through a switch a, the bus bar a is connected with a display a through a switch K1, the display a is also connected with a bus bar b, the bus bar b is connected to the negative pole of the battery pack through a shunt, and the display a is a 24V display and is used for displaying the voltage of the battery pack; the solar cell panel is respectively connected with the bus bar a and the bus bar b through the photovoltaic controller, the photovoltaic controller can be an MPPT controller, the automatic charging control and protection functions of the solar cell panel are mainly realized, the current generating capacity, the charging current, the charging voltage and the like are displayed in real time, and the historical record of the daily generating amount can be inquired; the bus bar a and the bus bar b are respectively connected with the inverter a and the inverter b, the live wire, the zero wire and the ground wire of the inverter a and the inverter b are all connected to the double-path alternating current power supply automatic switcher, the other group of live wire, zero wire and ground wire of the inverter b are connected to the oil engine, and the double-path alternating current power supply automatic switcher is also connected with a socket of a 220V power supply.
The inverter a is a 1000W inverter, the inverter b is a 3000W inverter, the switching of two inverters with different powers is realized through the double-path alternating current power supply automatic switcher, the power supply mode can effectively solve the problems of electric quantity loss caused by system internal consumption and power supply contradiction of high-power electric appliances, and the power supply time can be prolonged.
The power line and the zero line between the double-path alternating current power supply automatic switcher and the socket are sequentially connected with a display b, a switch c and a comprehensive monitoring meter, wherein the display b is a 220V display and is used for displaying the output voltage of the system, confirming whether the voltage value is normal or not, and closing the switch c after the voltage value is normal; the comprehensive monitoring meter monitors the output voltage, the output current, the output power, the accumulated power consumption and the like of the display system; preferably, a switch K2 is arranged between the live wire between the two-way alternating current power supply automatic switcher and the switch c and the display b.
For safety, a fuse F is arranged on the live wire between the inverter a and the two-way AC power automatic switcher1A fuse F is arranged on the live wire between the switch c and the comprehensive monitoring meter2。
TYTXRV battery coulombmeter links to each other with the shunt, the shunt still links to each other with the positive pole of group battery, the power cord between the switch a, TYTXRV battery coulombmeter shows group battery operating voltage, operating current, residual capacity, surplus operating time, high-low pressure warning, low capacity warning etc..
In order to realize the remote control of the on and off of the inverter b, the inverter b is connected with a remote controller.
Because the storage capacity of the battery pack is limited, in order to be capable of using electric energy for domestic electric equipment to the maximum extent, reduce the consumption of the system per se and simultaneously meet the use problems of certain high-power electric appliances in domestic electric equipment, the design mode of combining a high-power inverter with a low-power inverter is adopted.
The above description is only for the purpose of creating a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
1. A power supply method of an outdoor power supply is characterized by comprising the following steps:
charging the battery pack by using a solar cell panel or an oil engine;
when the power of the connected power supply load is less than 1000W, the inverter a works to convert the direct-current voltage output by the battery pack into 220V50Hz voltage for output;
when the power of the connected power supply load is 1000W-3000W, the inverter b works to convert the direct current voltage output by the battery pack into 220V50Hz voltage for output;
and if the electric quantity of the battery pack is insufficient, starting the oil engine to charge the battery pack and supply power to the load simultaneously, or disconnecting the switch c to stop supplying power to the load.
2. A power supply system for implementing the method of claim 1, comprising a battery pack, a solar panel, an oil engine, an inverter a, an inverter b and a two-way ac power automatic switch, wherein the positive pole of the battery pack is connected to a bus bar a through a switch a, the bus bar a is connected to a display a through a switch K1, the display a is also connected to a bus bar b, and the bus bar b is connected to the negative pole of the battery pack through a shunt; the solar cell panel is respectively connected with the bus bar a and the bus bar b through the photovoltaic controller; the bus bar a and the bus bar b are respectively connected with the inverter a and the inverter b, the live wire, the zero wire and the ground wire of the inverter a and the inverter b are all connected to the double-path alternating current power supply automatic switcher, the other group of live wire, zero wire and ground wire of the inverter b are connected to the oil engine, and the double-path alternating current power supply automatic switcher is further connected with the socket.
3. The power supply system according to claim 2, wherein the inverter a is a 1000W inverter and the inverter b is a 3000W inverter.
4. The power supply system according to claim 2, wherein a display b, a switch c and a comprehensive monitoring meter are connected to the live wire and the zero wire between the two-way alternating current power supply automatic switcher and the socket in sequence.
5. The power supply system of claim 2, wherein a fuse F is provided in the live line between the switch c and the integrated monitoring meter2。
6. The power supply system of claim 2, wherein the display a is a 24V display and the display b is a 220V display.
7. The power supply system of claim 2, wherein the TYTXRV battery power meter is connected to a shunt, said shunt further connected to the power line between the positive terminal of the battery and switch a.
8. The power supply system according to claim 2, wherein a switch b is arranged on the positive power line between the solar panel and the photovoltaic controller.
9. The power supply system of claim 2, wherein the inverter b is connected to a remote controller.
10. The power supply system according to claim 2, wherein a fuse F is provided in a live line between the inverter a and the two-way AC power source automatic switching device1。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011578421.4A CN112737089A (en) | 2020-12-28 | 2020-12-28 | Power supply method of outdoor power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011578421.4A CN112737089A (en) | 2020-12-28 | 2020-12-28 | Power supply method of outdoor power supply |
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| Publication Number | Publication Date |
|---|---|
| CN112737089A true CN112737089A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011578421.4A Pending CN112737089A (en) | 2020-12-28 | 2020-12-28 | Power supply method of outdoor power supply |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741111A (en) * | 2008-11-05 | 2010-06-16 | 苏州工业园区新大诚科技发展有限公司 | Solar power supply device for communication base station |
| CN103618378A (en) * | 2013-12-10 | 2014-03-05 | 天津市爱和德电源系统有限公司 | Electric-oil and photovoltaic-power complementary control inverter power supply |
| CN203632340U (en) * | 2013-12-07 | 2014-06-04 | 成都乾威科技有限公司 | Hybrid energy power supply module carried by single soldier |
| CN103997118A (en) * | 2014-05-23 | 2014-08-20 | 广州市乾威能源技术有限公司 | Man-portable hybrid energy power supply module |
| CN107611967A (en) * | 2017-10-10 | 2018-01-19 | 上海致远绿色能源股份有限公司 | Adjusting means and method based on more set inverter Combinatorial Optimization matched load changes |
| CN111525681A (en) * | 2020-05-28 | 2020-08-11 | 谢志和 | Self-adaptive multi-capacity inverter system |
-
2020
- 2020-12-28 CN CN202011578421.4A patent/CN112737089A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741111A (en) * | 2008-11-05 | 2010-06-16 | 苏州工业园区新大诚科技发展有限公司 | Solar power supply device for communication base station |
| CN203632340U (en) * | 2013-12-07 | 2014-06-04 | 成都乾威科技有限公司 | Hybrid energy power supply module carried by single soldier |
| CN103618378A (en) * | 2013-12-10 | 2014-03-05 | 天津市爱和德电源系统有限公司 | Electric-oil and photovoltaic-power complementary control inverter power supply |
| CN103997118A (en) * | 2014-05-23 | 2014-08-20 | 广州市乾威能源技术有限公司 | Man-portable hybrid energy power supply module |
| CN107611967A (en) * | 2017-10-10 | 2018-01-19 | 上海致远绿色能源股份有限公司 | Adjusting means and method based on more set inverter Combinatorial Optimization matched load changes |
| CN111525681A (en) * | 2020-05-28 | 2020-08-11 | 谢志和 | Self-adaptive multi-capacity inverter system |
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