CN218733280U - Alarm system for photovoltaic electrical appliance and photovoltaic system - Google Patents
Alarm system for photovoltaic electrical appliance and photovoltaic system Download PDFInfo
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- CN218733280U CN218733280U CN202222587882.9U CN202222587882U CN218733280U CN 218733280 U CN218733280 U CN 218733280U CN 202222587882 U CN202222587882 U CN 202222587882U CN 218733280 U CN218733280 U CN 218733280U
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- 239000003990 capacitor Substances 0.000 claims abstract description 48
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 description 7
- 238000010248 power generation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- Y02B10/10—Photovoltaic [PV]
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses an alarm system and photovoltaic system for photovoltaic electrical apparatus, this an alarm system for photovoltaic electrical apparatus includes: the alarm module is provided with an input end and an output end, the input end is connected to the photovoltaic input side, and the output end is used for connecting a photovoltaic electric appliance; the alarm module comprises a capacitor assembly and an alarm assembly, wherein the capacitor assembly is connected with the alarm assembly in series, the capacitor assembly is charged through photovoltaic input by the photovoltaic input side, and the capacitor assembly supplies power to the alarm assembly when discharging. The utility model discloses can report to the police when the photovoltaic disconnection, remind the user electrified, prevent that the user from taking place to electrocute, effectively solved in the correlation technique photovoltaic side outage back, still have the residual capacity, this can bring the dangerous technical problem of electrocuteeing for fitment master worker.
Description
Technical Field
The utility model relates to a photovoltaic control technology field, concretely relates to an alarm system and photovoltaic system for photovoltaic electrical apparatus.
Background
With the development of the times, photovoltaic power generation is more and more important in life. The household photovoltaic appliance is timely and timely, and the carbon emission is further reduced. Among them, a household light storage air conditioner is one of the applications. However, the maintenance of the domestic air conditioner also causes some troubles to the maintenance worker. After the photovoltaic side is powered off, residual electric quantity still exists, and the danger of electric shock can be brought to a decoration master worker.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide an alarm system and photovoltaic system for photovoltaic electrical apparatus to photovoltaic side outage back in solving the correlation technique still has the residual capacity, and this may bring the dangerous technical problem of electric shock for fitment master worker.
In order to achieve the technical purpose, the utility model adopts the following technical proposal:
according to an aspect of the utility model, a warning system for photovoltaic electrical apparatus is provided, include: the alarm module is provided with an input end and an output end, the input end is connected to the photovoltaic input side, and the output end is used for connecting a photovoltaic electric appliance; the alarm module comprises a capacitor assembly and an alarm assembly, wherein the capacitor assembly and the alarm assembly are connected in series, the capacitor assembly is charged through photovoltaic input by the photovoltaic input side, and the capacitor assembly supplies power to the alarm assembly when discharging.
Optionally, the method further includes: and the current conversion assembly is connected to the alarm module and is used for converting the current output by the alarm module.
Optionally, the alarm module further includes: and the charging resistor is connected between the capacitor assembly and the current conversion assembly.
Optionally, the current conversion assembly includes: and the direct current-to-direct current DC/DC module is used for converting the current output by the alarm module into direct current.
Optionally, the alarm assembly includes: a light emitting assembly; and/or a sound emitting assembly.
Optionally, the light emitting assembly includes: a diode; and/or, the sound emitting assembly comprises: a buzzer.
According to another aspect of the present invention, there is provided a photovoltaic system, including: the alarm system of any of the above; and the photovoltaic electric appliance is electrically connected with the alarm system.
Optionally, the photovoltaic system further includes: and the inverter DC/AC module is connected with the output end of the DC/DC module and is connected to the power grid side, and the DC/AC module is used for converting the direct current output by the DC/DC module into alternating current.
Optionally, the photovoltaic system further includes: and the photovoltaic electric appliance is connected with the output end of the DC/DC module.
Optionally, the photovoltaic system further includes: and the bus is arranged between the photovoltaic electrical appliance and the output end of the DC/DC module.
The utility model provides an alarm system for photovoltaic electrical apparatus, include: the alarm module is provided with an input end and an output end, the input end is connected to the photovoltaic input side, and the output end is used for connecting a photovoltaic electric appliance; the alarm module comprises a capacitor assembly and an alarm assembly, wherein the capacitor assembly is connected with the alarm assembly in series, the capacitor assembly is charged through photovoltaic input by the photovoltaic input side, and the capacitor assembly supplies power to the alarm assembly when discharging. Through this scheme, can report to the police when the photovoltaic disconnection, remind the user electrified, prevent that the user from taking place to electrocute, effectively solved among the correlation technique photovoltaic side outage back, still have residual capacity, this can bring the dangerous technical problem of electrocuteeing for fitment master worker.
Drawings
Fig. 1 is a schematic diagram of an alarm system for a photovoltaic electrical appliance according to an embodiment of the present invention;
fig. 2 is a schematic diagram of another alarm system for a photovoltaic electrical appliance according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a photovoltaic system according to an embodiment of the present invention;
fig. 4 is a schematic view of another photovoltaic system provided by the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
With the development of the times, photovoltaic power generation is more and more important in life. The household photovoltaic appliance is timely and fresh, and the carbon emission is further reduced. Among them, a household light storage air conditioner is one of the applications. However, the maintenance of the domestic air conditioner also causes some troubles to the maintenance worker. After the photovoltaic side is powered off, residual electric quantity still exists, and the danger of electric shock can be brought to a decoration master worker.
In order to effectively solve the problem, the utility model provides an alarm system and photovoltaic system for photovoltaic electrical apparatus specifically explains below.
According to the embodiment of the utility model provides an alarm system for photovoltaic electrical apparatus is provided. Referring to fig. 1, the system may include:
the alarm module 10 is provided with an input end and an output end, wherein the input end is connected to the photovoltaic input side, and the output end is used for connecting a photovoltaic electric appliance; the alarm module comprises a capacitor assembly 101 and an alarm assembly 102, wherein the capacitor assembly and the alarm assembly are connected in series, the capacitor assembly is charged through photovoltaic input by the photovoltaic input side, and the capacitor assembly supplies power to the alarm assembly when discharging.
The photovoltaic electrical apparatus may be any electrical apparatus that operates by energy generated by photovoltaic power generation, and the present invention is not particularly limited thereto. For example, it may be a photovoltaic air conditioner (also referred to as a light storage air conditioner).
The output end of the alarm module 10 may be directly connected to the photovoltaic electrical apparatus to output the current to the photovoltaic electrical apparatus, or may be indirectly connected to the photovoltaic electrical apparatus to output the current to the photovoltaic electrical apparatus.
Optionally, the capacitor assembly and the alarm assembly are connected in series, including that the capacitor assembly and the alarm assembly are directly connected in series, or the capacitor assembly and the alarm assembly are indirectly connected in series (i.e., not directly connected).
Optionally, when the photovoltaic side normally operates, the capacitor assembly is charged, and when the capacitor assembly is fully charged, the photovoltaic input side does not charge the capacitor assembly any more.
Optionally, when the photovoltaic electrical appliance normally operates, the alarm assembly does not work (is not charged), and the photovoltaic only charges the photovoltaic electrical appliance; the capacitor assembly supplies power to the alarm assembly when discharging, so that the alarm assembly enters a working state.
Optionally, the alarm system for photovoltaic electrical apparatus further includes: and the current conversion assembly is connected to the alarm module and is used for converting the current output by the alarm module.
Optionally, the current conversion component may convert the current output by the alarm module into a specific mode based on a user requirement. For example, ac/dc conversion may be performed, or the magnitude of current may be converted.
Optionally, the alarm module further includes: and the charging resistor is connected between the capacitor assembly and the current conversion assembly.
Optionally, the charging resistor can limit the charging current of the capacitor, and because the capacitor is equivalent to a short circuit at the moment of connecting the power supply, the preceding stage is easily burned out, and therefore the introduction of the charging resistor can effectively protect the preceding stage device.
Optionally, the current conversion assembly includes: and the direct current-to-direct current DC/DC module is used for converting the current output by the alarm module into direct current. The current output by the alarm module is converted into direct current through the DC/DC module, so that the current can be conveniently utilized by subsequent devices.
Optionally, the alarm assembly includes: a light emitting assembly; and/or a sound emitting assembly. The user can be reminded in time through the acousto-optic component. And, when photovoltaic surplus electric quantity is more, luminous stronger of light-emitting component, the sound production of sound production subassembly is bigger, and the relative size of electric current can be embodied through luminous intensity of light-emitting component and the sound production intensity of sound production subassembly like this, and then the user can in time obtain the relative size of electric current through observing.
Optionally, the light emitting assembly includes: a diode; and/or, the sound emitting assembly comprises: a buzzer.
The embodiment of the utility model provides an alarm system for photovoltaic electrical apparatus, include: the alarm module is provided with an input end and an output end, the input end is connected to the photovoltaic input side, and the output end is used for connecting a photovoltaic electric appliance; the alarm module comprises a capacitor assembly and an alarm assembly, wherein the capacitor assembly and the alarm assembly are connected in series, the capacitor assembly is charged through photovoltaic input by the photovoltaic input side, and the capacitor assembly supplies power to the alarm assembly when discharging. Through this scheme, can report to the police when the photovoltaic disconnection, remind the user electrified, prevent that the user from taking place to electrocute, effectively solved in the correlation technique photovoltaic side outage back, still have residual capacity, this can bring the dangerous technical problem of electrocute for fitment master worker.
Fig. 2 is a schematic diagram of another alarm system for photovoltaic electrical apparatus provided by the embodiment of the present invention, as shown in fig. 2, the alarm system includes: the photovoltaic LED driving circuit comprises a photovoltaic input side 1, a light emitting diode 2, a buzzer 3, a capacitor 4, a charging resistor 5 of the capacitor and a DCDC module 6.
In this embodiment, when the photovoltaic side is operating normally, the capacitor 4 in fig. 2 will be charged, and when the capacitor is fully charged, the photovoltaic input side will no longer charge the capacitor and will directly power the DCDC module. The capacitance has the function of alternating current resistance, so the bee calling device 3 in figure 2 and the light emitting diode 2 in figure 2 do not work, and the system works normally. When the photovoltaic side is disconnected, the capacitor 4 in fig. 2 discharges, and the buzzer and the light emitting diode have current flowing through. The buzzer and the light alarm device work and simultaneously emit sound and the light emitting diode is normally on. The electric quantity of the capacitor is reduced along with the increase of the photovoltaic disconnection time during discharging, and the current flowing through the light-emitting diode is reduced. Therefore, the volume of the buzzer will be reduced, the brightness of the light emitting diode will be reduced, and the buzzer and the light emitting diode will not stop working until the capacitor is fully discharged. The device can be fine prevent that the photovoltaic side from not cutting off the power supply, and the master maintenance worker live working also can remind the user, whether now using photovoltaic power generation.
In the embodiment, the capacitance and resistance values of the light emitting diode 2, the buzzer 3 and the capacitor 4 can be changed to adjust the time of the buzzer and the light alarm.
Optionally, when the capacitance value of the capacitor 4 becomes larger, the electric quantity stored by the capacitor is large, and the working time of the buzzer and the light alarm device can be prolonged. When the capacitance 4 is unchanged and the sound decibel of the buzzer and the brightness of light alarm are increased, the alarm time is shortened. It should be noted that, by setting appropriate capacitance and resistance values of the light emitting diode 2, the buzzer 3 and the capacitor 4, waste or manufacturing noise and light pollution can be avoided.
Can report to the police when the photovoltaic disconnection through this embodiment, suggestion operating personnel photovoltaic has disconnected to remind maintenance personal electrified, and then prevent that the maintenance workman from taking place to electrocute.
According to the embodiment of the utility model provides a photovoltaic system is still provided, as shown in fig. 3, this photovoltaic system includes: an alarm system 30; and the photovoltaic electric appliance 32 is electrically connected with the alarm system.
The alarm system 30 may be an alarm system as shown in any one of fig. 1-2, which has been described in detail above and will not be described herein again.
Optionally, the photovoltaic system further comprises: and the inverter DC/AC module is connected with the output end of the DC/DC module and is connected to the power grid side, and the DC/AC module is used for converting the direct current output by the DC/DC module into alternating current.
Optionally, the photovoltaic system further includes: and the photovoltaic electric appliance is connected with the output end of the DC/DC module.
Optionally, the photovoltaic system further includes: and the bus is arranged between the photovoltaic electrical appliance and the output end of the DC/DC module.
The embodiment of the utility model provides a photovoltaic system, include: an alarm system 30; and the photovoltaic electric appliance 32 is electrically connected with the alarm system. Through this scheme, can report to the police when the photovoltaic disconnection in the photovoltaic system, remind the user electrified, prevent that the user from taking place to electrocute when maintaining photovoltaic electrical apparatus, effectively solved in the correlation technique photovoltaic side outage back, still have residual capacity, this can bring the dangerous technical problem of electrocute for the fitment master.
Fig. 4 is a schematic diagram of another photovoltaic system provided by the embodiment of the present invention, as shown in fig. 4, the photovoltaic system includes: a photovoltaic power generation side; a buzzer and flashing device; a DC/DC module; a DC/AC inverter; a bus bar; the power supply side of the air conditioning press (photovoltaic air conditioning); and a grid side. The connection of these devices is shown in fig. 4.
Specifically, in this embodiment, when the photovoltaic air conditioner is in normal operation, the buzzer and the light alarm device do not work, the photovoltaic is only used for charging the photovoltaic, the photovoltaic power generation is boosted through the DC/DC module, and then the grid is fed through the DC/AC inverter. There may be a bus between the DC/DC module and the DC/AC inverter module to provide power to the air conditioner compressor. When the photovoltaic is disconnected, the buzzing and light alarming device works, the photovoltaic input is not used for charging the device, and the buzzing and light device is weaker along with the disconnection time of the photovoltaic until the photovoltaic is disappeared. The buzzer and the light alarm device do not work any more, and the alarm is finished.
Of course, it can be understood by those skilled in the art that all or part of the processes in the methods of the embodiments described above can be implemented by instructing relevant hardware (such as a processor, a controller, etc.) by a computer program, and the program can be stored in a computer-readable storage medium, and when executed, the program can include the processes of the embodiments of the methods described above. The storage medium may be a memory, a magnetic disk, an optical disk, etc.
The above description is intended to illustrate the embodiments of the present invention, and not to limit the scope of the invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. An alarm system for a photovoltaic appliance, comprising:
the alarm module is provided with an input end and an output end, the input end is connected to the photovoltaic input side, and the output end is used for connecting a photovoltaic electric appliance;
the alarm module comprises a capacitor assembly and an alarm assembly, wherein the capacitor assembly and the alarm assembly are connected in series, the capacitor assembly is charged through photovoltaic input by the photovoltaic input side, and the capacitor assembly supplies power to the alarm assembly when discharging.
2. The alarm system of claim 1, further comprising:
and the current conversion assembly is connected to the alarm module and is used for converting the current output by the alarm module.
3. The alarm system of claim 2, wherein the alarm module further comprises:
and the charging resistor is connected between the capacitor assembly and the current conversion assembly.
4. The alarm system of claim 3, wherein the current converting assembly comprises:
and the direct current-to-direct current DC/DC module is used for converting the current output by the alarm module into direct current.
5. The alarm system of claim 1, wherein the alarm assembly comprises:
a light emitting assembly; and/or the presence of a gas in the gas,
and a sound production assembly.
6. The warning system of claim 5,
the light emitting assembly includes: a diode; and/or the presence of a gas in the gas,
the sound production subassembly includes: a buzzer.
7. A photovoltaic system, comprising:
the alarm system of any one of claims 1-6;
and the photovoltaic electric appliance is electrically connected with the alarm system.
8. The photovoltaic system of claim 7, further comprising:
and the inverter DC/AC module is connected with the output end of the DC/DC module and is connected to the power grid side, and the DC/AC module is used for converting the direct current output by the DC/DC module into alternating current.
9. The photovoltaic system of claim 8, further comprising:
and the photovoltaic electric appliance is connected with the output end of the DC/DC module.
10. The photovoltaic system of claim 9, further comprising:
and the bus is arranged between the photovoltaic electrical appliance and the output end of the DC/DC module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222587882.9U CN218733280U (en) | 2022-09-28 | 2022-09-28 | Alarm system for photovoltaic electrical appliance and photovoltaic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222587882.9U CN218733280U (en) | 2022-09-28 | 2022-09-28 | Alarm system for photovoltaic electrical appliance and photovoltaic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218733280U true CN218733280U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222587882.9U Active CN218733280U (en) | 2022-09-28 | 2022-09-28 | Alarm system for photovoltaic electrical appliance and photovoltaic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218733280U (en) |
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2022
- 2022-09-28 CN CN202222587882.9U patent/CN218733280U/en active Active
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