CN106026357A - Continuous power-supply type sensor - Google Patents
Continuous power-supply type sensor Download PDFInfo
- Publication number
- CN106026357A CN106026357A CN201610386385.9A CN201610386385A CN106026357A CN 106026357 A CN106026357 A CN 106026357A CN 201610386385 A CN201610386385 A CN 201610386385A CN 106026357 A CN106026357 A CN 106026357A
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- CN
- China
- Prior art keywords
- accumulator
- type sensor
- follow
- current type
- power supply
- 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
-
- 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
- H02J9/061—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 DC 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
- 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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- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Photovoltaic Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Disclosed is a continuous power-supply type sensor. A photovoltaic panel is fixed on the surface of the shell; the photovoltaic panel is coupled with a photovoltaic charging circuit; the continuous power-supply type sensor also comprises a first storage battery, a second storage battery and a power supply circuit; the first storage battery and the second storage battery are provided with a first switch unit and a second switch unit respectively; the first storage battery can optically form a first charging circuit or a first power-supply circuit through the first switch unit; and the second storage battery can optically form a second charging circuit or a second power-supply circuit through the second switch unit. Therefore, the normal power supply can be ensured by switching of the two storage batteries; and meanwhile, by virtue of the photovoltaic power supply way, a relatively good power-supply effect can be achieved, so that the time of endurance of the sensor is fully prolonged.
Description
Technical field
The present invention relates to a kind of sensor, particularly to a kind of follow-current type sensor.
Background technology
Sensor typically in electric-control system by for important, sense organ device as electric-control system, the kind of sensor is varied, also being current Smart Home, automatic industrial and the basic electric control element of intelligence communal facility, but sensor in use exists some problems, it is usually and is powered with battery, but this power supply mode is not enough for cruising time, certain time is accomplished by being replaced, and some sensor mounting location is the most special, brings inconvenience the most more to replacing battery.
Summary of the invention
It is an object of the invention to provide a kind of follow-current type sensor.
The above-mentioned purpose of the present invention has the technical scheme that a kind of follow-current type sensor, surface of shell is fixed with photovoltaic panel, described photovoltaic panel is coupled with photovoltaic charged circuit, also include the first accumulator, the second accumulator and power supply circuits, described first accumulator and the second accumulator are respectively arranged with the first switch element and second switch unit, and described first accumulator selects to form the first charge circuit or the first current supply circuit by the first switch element；Described second accumulator forms the second charge circuit or the second current supply circuit by second switch Unit selection.By so arranging, owing to sensor is powered if necessary by photovoltaic panel, so need to ensure that power supply does not haves disturbance, if fluctuating in power level contact, the accuracy of detection of sensor will certainly be affected, and this impact cannot be eliminated by software design, so there is the biggest problem, subsequent conditioning circuit is caused to be difficult to carry out, and so on this basis, we devise two Switching Power Supplies and the accumulator of correspondence, so, just can be switched by two accumulator, ensure that power supply is normal, simultaneously, by the way of photovoltaic power supply, just can play effect of preferably powering, sensor is fully enhanced cruising time.
Further: also include distribution MCU, described distribution MCU for monitoring the first accumulator and the second accumulator with electricity condition and control the first switch element and second switch unit, described distribution MCU is powered by power supply circuits.By distribution MCU, it is achieved the control to switch element, main MCU is not designed, it is ensured that main MCU for electrically independent, and distribution MCU output controlled quentity controlled variable certainly will be digital quantity, disturb less on its impact.
Further: the running voltage of described distribution MCU is 3V.Design by little running voltage, it is ensured that even if accumulator electricity deficiency can also continuous firing.
Further: two controllable silicons that described first switch element configuration inverse parallel is arranged, two described silicon controlled signals are complementary.By the way of signal is complementary, it is ensured that controllable silicon is in running order is interlocking, controllable silicon small volume simultaneously is suitable as switch element and uses, and integrated level is higher.
Further: two controllable silicons that described second switch cell location inverse parallel is arranged, two described silicon controlled signals are complementary.
By the way of signal is complementary, it is ensured that controllable silicon is in running order is interlocking, controllable silicon small volume simultaneously is suitable as switch element and uses, and integrated level is higher.
A kind of follow-current type sensor charge accumulating method, in above-mentioned follow-current type sensor,
Step one, the first accumulator and the second accumulator is arbitrary is in power supply state, another is in charged state；
Step 2, in real time monitoring the first accumulator and the second accumulator electric-quantity, carry out step 3 when being in the accumulator electric-quantity of power supply state less than power supply preset value or when being in the accumulator electric-quantity of charged state higher than charging preset value；
Step 3, switches the first accumulator and the duty of the second accumulator.By the real-time monitoring that accumulator is lighted, it is possible to realize the detection to battery electric quantity, one can electricity deficiency when timely switching, two, enough conversions can be obtained in the case of luminous energy abundance.
Further, in step 3, the accumulator being in charged state is accessed current supply circuit, waits the very first time, the accumulator being in power supply state is picked out current supply circuit and accesses charge circuit.By the design of current supply circuit, by the time, when switching, there are two accumulator of existence all to access the state in loop, now an accumulator picked out loop, it is ensured that level will not send change.
Further, when sensor power down, described first accumulator and the second accumulator are all connected to charge circuit.By so arranging, it is ensured that charge efficiency is the highest.
The housing of a kind of sensor, above-mentioned follow-current type sensor, described photovoltaic panel is flexible thin film photovoltaic's plate, and described flexible thin film photovoltaic's plate is coated on the surface of described housing.So can improve photovoltaic conversion ratio, it is ensured that charging effect.
A kind of follow-current type sensor charge accumulating method, in above-mentioned follow-current type sensor,
Step one, the first accumulator and the second accumulator is arbitrary is in power supply state, another is in charged state；
Step 2, waits the first Preset Time；
Step 3, switches the first accumulator and the duty of the second accumulator and enters step 2.Beyond the mode of removing electric power detection realizes, regularly its state can be switched over and play preferably output effect, it is ensured that the normal reliable of output.
In sum, the method have the advantages that so, it is possible to switched by two accumulator, it is ensured that power supply is normal, meanwhile, by the way of photovoltaic power supply, it is possible to play effect of preferably powering so that sensor is fully enhanced cruising time.
Accompanying drawing explanation
Fig. 1 is system topological figure；
Fig. 2 is accumulator cell assembly topological diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
A kind of follow-current type sensor, surface of shell is fixed with photovoltaic panel, described photovoltaic panel is coupled with photovoltaic charged circuit, also include the first accumulator, the second accumulator and power supply circuits, described first accumulator and the second accumulator are respectively arranged with the first switch element and second switch unit, and described first accumulator selects to form the first charge circuit or the first current supply circuit by the first switch element；Described second accumulator forms the second charge circuit or the second current supply circuit by second switch Unit selection.By so arranging, owing to sensor is powered if necessary by photovoltaic panel, so need to ensure that power supply does not haves disturbance, if fluctuating in power level contact, the accuracy of detection of sensor will certainly be affected, and this impact cannot be eliminated by software design, so there is the biggest problem, subsequent conditioning circuit is caused to be difficult to carry out, and so on this basis, we devise two Switching Power Supplies and the accumulator of correspondence, so, just can be switched by two accumulator, ensure that power supply is normal, simultaneously, by the way of photovoltaic power supply, just can play effect of preferably powering, sensor is fully enhanced cruising time.Also include distribution MCU, described distribution MCU for monitoring the first accumulator and the second accumulator with electricity condition and control the first switch element and second switch unit, described distribution MCU is powered by power supply circuits.By distribution MCU, it is achieved the control to switch element, main MCU is not designed, it is ensured that main MCU for electrically independent, and distribution MCU output controlled quentity controlled variable certainly will be digital quantity, disturb less on its impact.The running voltage of described distribution MCU is 3V.Design by little running voltage, it is ensured that even if accumulator electricity deficiency can also continuous firing.In general, the running voltage of main MCU can arrive 5-12V, so has a voltage difference, needs to design a reduction voltage circuit and makes output voltage at 3V.Two controllable silicons that described first switch element configuration inverse parallel is arranged, two described silicon controlled signals are complementary.D1, D2, D3, D4 can be controlled by distribution MCU, by the way of signal is complementary, it is ensured that controllable silicon is in running order is interlocking, and controllable silicon small volume simultaneously is suitable as switch element and uses, and integrated level is higher.In figure, also include two for the reverse diode of cut-off current, wherein, it is also possible to handing over bridge point to be designed switch at brachium pontis, so directly can be separated by circuit when charging or off-position, say, that when switching S1 and disconnecting, E1 charges, and E2 powers.Two controllable silicons that described second switch cell location inverse parallel is arranged, two described silicon controlled signals are complementary.
By the way of signal is complementary, it is ensured that controllable silicon is in running order is interlocking, controllable silicon small volume simultaneously is suitable as switch element and uses, and integrated level is higher.The housing of a kind of sensor, above-mentioned follow-current type sensor, described photovoltaic panel is flexible thin film photovoltaic's plate, and described flexible thin film photovoltaic's plate is coated on the surface of described housing.So can improve photovoltaic conversion ratio, it is ensured that charging effect.
Software section embodiment 1, a kind of follow-current type sensor charge accumulating method, in above-mentioned follow-current type sensor, step one, the first accumulator and the second accumulator is arbitrary is in power supply state, another is in charged state；Step 2, in real time monitoring the first accumulator and the second accumulator electric-quantity, carry out step 3 when being in the accumulator electric-quantity of power supply state less than power supply preset value or when being in the accumulator electric-quantity of charged state higher than charging preset value；Step 3, switches the first accumulator and the duty of the second accumulator.By the real-time monitoring that accumulator is lighted, it is possible to realize the detection to battery electric quantity, one can electricity deficiency when timely switching, two, enough conversions can be obtained in the case of luminous energy abundance.Accumulator electric-quantity needs to configure accumulator electric-quantity testing circuit and realizes, feed back to return on the communication pin of MCU, then controlling corresponding switch element action by control circuit, switch element is not limited to controllable silicon, and such as audion, metal-oxide-semiconductor can realize above-mentioned functions.
Software section embodiment 2, in the step step 3 of embodiment 1, accesses current supply circuit by the accumulator being in charged state, waits the very first time, the accumulator being in power supply state picks out current supply circuit and accesses charge circuit.By the design of current supply circuit, by the time, when switching, there are two accumulator of existence all to access the state in loop, now an accumulator picked out loop, it is ensured that level will not send change.By so arranging, the first Preset Time considers system delay and electric arc influence, and preferably 1 second, when sensor power down, described first accumulator and the second accumulator were all connected to charge circuit.By so arranging, it is ensured that charge efficiency is the highest.
Software section embodiment 3, in above-mentioned follow-current type sensor, step one, the first accumulator and the second accumulator is arbitrary is in power supply state, another is in charged state；Step 2, waits the first Preset Time；Step 3, switches the first accumulator and the duty of the second accumulator and enters step 2.Beyond the mode of removing electric power detection realizes, regularly its state can be switched over and play preferably output effect, it is ensured that the normal reliable of output.By so arranging, so that power supply is normal, the first Preset Time could be arranged to 12 hours, namely per switches over the duty of battery half a day.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in scope of the presently claimed invention.
Claims (10)
1. a follow-current type sensor, surface of shell is fixed with photovoltaic panel, described photovoltaic panel is coupled with photovoltaic charged circuit, also include the first accumulator, the second accumulator and power supply circuits, described first accumulator and the second accumulator are respectively arranged with the first switch element and second switch unit, and described first accumulator selects to form the first charge circuit or the first current supply circuit by the first switch element；Described second accumulator forms the second charge circuit or the second current supply circuit by second switch Unit selection.
2. a kind of follow-current type sensor as claimed in claim 1, it is characterized in that: also include distribution MCU, described distribution MCU for monitoring the first accumulator and the second accumulator with electricity condition and control the first switch element and second switch unit, described distribution MCU is powered by power supply circuits.
3. a kind of follow-current type sensor as claimed in claim 1, it is characterised in that: the running voltage of described distribution MCU is 3V.
4. a kind of follow-current type sensor as claimed in claim 1, it is characterised in that: two controllable silicons that described first switch element configuration inverse parallel is arranged, two described silicon controlled signals are complementary.
5. a kind of follow-current type sensor as claimed in claim 1, it is characterised in that: two controllable silicons that described second switch cell location inverse parallel is arranged, two described silicon controlled signals are complementary.
6. a follow-current type sensor charge accumulating method, it is characterised in that: it is configured in the follow-current type sensor as described in claim 1-5 is arbitrary,
Step one, the first accumulator and the second accumulator is arbitrary is in power supply state, another is in charged state；
Step 2, in real time monitoring the first accumulator and the second accumulator electric-quantity, carry out step 3 when being in the accumulator electric-quantity of power supply state less than power supply preset value or when being in the accumulator electric-quantity of charged state higher than charging preset value；
Step 3, switches the first accumulator and the duty of the second accumulator.
7. a kind of follow-current type sensor charge accumulating method as claimed in claim 6, it is characterised in that: in step 3, the accumulator being in charged state is accessed current supply circuit, waits the very first time, the accumulator being in power supply state is picked out current supply circuit and accesses charge circuit.
8. a kind of follow-current type sensor charge accumulating method as claimed in claim 6, it is characterised in that: when sensor power down, described first accumulator and the second accumulator are all connected to charge circuit.
The housing of a kind of sensor the most as claimed in claim 6, it is characterised in that: arranging the follow-current type sensor as described in claim 1-5 is arbitrary, described photovoltaic panel is flexible thin film photovoltaic's plate, and described flexible thin film photovoltaic's plate is coated on the surface of described housing.
10. a follow-current type sensor charge accumulating method, it is characterised in that: it is configured in the follow-current type sensor as described in claim 1-5 is arbitrary,
Step one, the first accumulator and the second accumulator is arbitrary is in power supply state, another is in charged state；
Step 2, waits the first Preset Time；
Step 3, switches the first accumulator and the duty of the second accumulator and enters step 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386385.9A CN106026357A (en) | 2016-06-04 | 2016-06-04 | Continuous power-supply type sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386385.9A CN106026357A (en) | 2016-06-04 | 2016-06-04 | Continuous power-supply type sensor |
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| CN106026357A true CN106026357A (en) | 2016-10-12 |
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| CN201610386385.9A Pending CN106026357A (en) | 2016-06-04 | 2016-06-04 | Continuous power-supply type sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448063A (en) * | 2017-07-18 | 2017-12-08 | 武汉百络优物联科技有限公司 | A kind of smart lock to be generated electricity based on Photosensitive Technique |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101242105A (en) * | 2008-03-17 | 2008-08-13 | 云南晶能科技有限公司 | Photovoltaic system intelligent complementary control charging/discharging method |
| CN104167783A (en) * | 2014-08-06 | 2014-11-26 | 西安石油大学 | Direct-current power source low ripple wave implementation method and circuits with batteries supplying power continuously |
-
2016
- 2016-06-04 CN CN201610386385.9A patent/CN106026357A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101242105A (en) * | 2008-03-17 | 2008-08-13 | 云南晶能科技有限公司 | Photovoltaic system intelligent complementary control charging/discharging method |
| CN104167783A (en) * | 2014-08-06 | 2014-11-26 | 西安石油大学 | Direct-current power source low ripple wave implementation method and circuits with batteries supplying power continuously |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448063A (en) * | 2017-07-18 | 2017-12-08 | 武汉百络优物联科技有限公司 | A kind of smart lock to be generated electricity based on Photosensitive Technique |
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Application publication date: 20161012 |
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