CN103855789A - Multi-power source sensor power supply device - Google Patents
Multi-power source sensor power supply device Download PDFInfo
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- CN103855789A CN103855789A CN201410102493.XA CN201410102493A CN103855789A CN 103855789 A CN103855789 A CN 103855789A CN 201410102493 A CN201410102493 A CN 201410102493A CN 103855789 A CN103855789 A CN 103855789A
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- diode
- negative electrode
- power supply
- solar cell
- supply device
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a multi-power source sensor power supply device. The multi-power source sensor power supply device comprises a solar battery S, the positive electrode of the solar battery S is connected to the anode of a diode D1, the negative electrode of the solar battery S is grounded, the cathode of the diode D1 is grounded through a capacitor C, the cathode of the diode D1 is further connected with the anode of a diode D2, and the cathode of the diode D2 is connected with the cathode of a diode D3 and meanwhile connected to a power source. The anode of the diode D3 is connected to the negative electrode of a storage battery E, and the negative electrode of the storage battery E is grounded. The multi-power source sensor power supply device has the advantages that two energy sources are used for supplying power to a sensor, and thus it is guaranteed that the sensor can be used for a long time.
Description
Technical field
The present invention relates to a kind of electric supply installation, relate in particular a kind of many power sensors electric supply installation.
Background technology
Wireless temperature measurement system comprises temperature sensor, headend etc., because tested pilot is special, adopts the mode of wireless transmission between temperature sensor and headend.Because the service life of wireless temperature measurement system is longer, temperature sensor is important temperature sensing part, and it needs Power supply.Use general battery for its power supply, because the service time of temperature sensor is long, in use, the battery that need more renew, if change battery, will bring a lot of inconvenience to wireless temperature measurement system, especially in the middle of remote monitoring.
Summary of the invention
The invention provides a kind of many power sensors electric supply installation, it adopts two kinds of energy is transducer power supply, guarantees the long-time use of transducer.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
Many power sensors electric supply installation, it comprises solar cell S, the positive pole of described solar cell S is connected on the anode of diode D1, the minus earth of described solar cell S, the negative electrode of described diode D1 is connected to the ground by capacitor C, the negative electrode of described diode D1 is connected with the anode of diode D2 simultaneously, the negative electrode of described diode D2 is connected with the negative electrode of diode D3 and is connected on power supply simultaneously, the anodic bonding of described diode D3 on the positive pole of storage battery E, the minus earth of described storage battery E.
Further technical scheme is:
As preferably, described capacitor C is polar capacitor.
As preferably, described diode D1, diode D2 and diode D3 all adopt IN4148.
Compared with prior art, the invention has the beneficial effects as follows:
1, the present invention utilizes two kinds of power supplys to power for transducer, i.e. storage battery and solar cell, because solar cell all can be realized charging in the place of the sun, guarantees the long-time use of transducer.
2, mainly to adopt solar cell be transducer power supply in the present invention, its energy-conserving and environment-protective.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is circuit diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.Embodiments of the present invention include but not limited to the following example.
[embodiment]
Many power sensors electric supply installation as shown in Figure 1, it comprises solar cell S, the positive pole of described solar cell S is connected on the anode of diode D1, the minus earth of described solar cell S, the negative electrode of described diode D1 is connected to the ground by capacitor C, the negative electrode of described diode D1 is connected with the anode of diode D2 simultaneously, the negative electrode of described diode D2 is connected with the negative electrode of diode D3 and is connected on power supply simultaneously, the anodic bonding of described diode D3 on the positive pole of storage battery E, the minus earth of described storage battery E.In the present invention, in order to solve the problem of service life of battery, considered that two kinds of energy possess the mode for transducer power supply simultaneously.A kind of for storage battery is transducer power supply, another kind of in order to utilize solar cell for supplying power mode to power for transducer, which is directly employing not, but existing capacitor C stored charge mode stores, and power supply is provided in the time that transducer needs.Utilize the redundancy of two kinds of supply power modes, guarantee the long-time use of transducer.Capacitor C, for stored charge, strengthens the charge capacity of whole electric supply installation.Diode D1 protects solar cell S, and in the time that the voltage of solar cell S is less than the conducting voltage of diode D1, diode D1 turn-offs, and avoids solar cell S over-discharge can.
In order to increase the reserve of electricity of capacitor C, described capacitor C is polar capacitor.Its capacitance of polar capacitor is larger, and its storable electric charge is many.
Described diode D1, diode D2 and diode D3 all adopt IN4148.IN4148 is cache switching diodes, and it is shorter than general diode that it becomes the needed time of cut-off from conducting.Adopt IN4148, can improve the reliability of power supply circuits.
In the present embodiment, as preferred embodiment, diode D1, diode D2 and diode D3 all adopt IN4148; Capacitor C 1 can adopt the electric capacity of 4F/5.5V.Through emulation, adopt the electronic device of above-mentioned specifications and models, it can make the performance of circuit reach optimum.
Be as mentioned above embodiments of the invention.The present invention is not limited to above-mentioned execution mode, and anyone should learn the structural change of making under enlightenment of the present invention, and every have identical or close technical scheme with the present invention, within all falling into protection scope of the present invention.
Claims (3)
1. more than power sensor electric supply installation, it is characterized in that: it comprises solar cell S, the positive pole of described solar cell S is connected on the anode of diode D1, the minus earth of described solar cell S, the negative electrode of described diode D1 is connected to the ground by capacitor C, the negative electrode of described diode D1 is connected with the anode of diode D2 simultaneously, the negative electrode of described diode D2 is connected with the negative electrode of diode D3 and is connected on power supply simultaneously, the anodic bonding of described diode D3 on the positive pole of storage battery E, the minus earth of described storage battery E.
2. many power sensors electric supply installation according to claim 1, is characterized in that: described capacitor C is polar capacitor.
3. many power sensors electric supply installation according to claim 1, is characterized in that: described diode D1, diode D2 and diode D3 all adopt IN4148.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410102493.XA CN103855789A (en) | 2014-03-19 | 2014-03-19 | Multi-power source sensor power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410102493.XA CN103855789A (en) | 2014-03-19 | 2014-03-19 | Multi-power source sensor power supply device |
Publications (1)
| Publication Number | Publication Date |
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| CN103855789A true CN103855789A (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410102493.XA Pending CN103855789A (en) | 2014-03-19 | 2014-03-19 | Multi-power source sensor power supply device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007159399A (en) * | 2005-12-08 | 2007-06-21 | Korea Electronics Telecommun | Power source device for sensor node of ubiquitous-sensor network |
| WO2007079622A1 (en) * | 2006-01-13 | 2007-07-19 | Solar Focus Technology Co., Ltd | A multi power supply system for a portable device |
| CN102231537A (en) * | 2010-08-08 | 2011-11-02 | 浙江上方光伏科技有限公司 | Storage battery control circuit for photovoltaic generation system |
| CN202218031U (en) * | 2011-08-11 | 2012-05-09 | 重庆安谐新能源技术有限公司 | Off-grid type electric power input control system |
| CN203761119U (en) * | 2014-03-19 | 2014-08-06 | 成都引众数字设备有限公司 | Power supply apparatus for sensor |
-
2014
- 2014-03-19 CN CN201410102493.XA patent/CN103855789A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007159399A (en) * | 2005-12-08 | 2007-06-21 | Korea Electronics Telecommun | Power source device for sensor node of ubiquitous-sensor network |
| WO2007079622A1 (en) * | 2006-01-13 | 2007-07-19 | Solar Focus Technology Co., Ltd | A multi power supply system for a portable device |
| CN102231537A (en) * | 2010-08-08 | 2011-11-02 | 浙江上方光伏科技有限公司 | Storage battery control circuit for photovoltaic generation system |
| CN202218031U (en) * | 2011-08-11 | 2012-05-09 | 重庆安谐新能源技术有限公司 | Off-grid type electric power input control system |
| CN203761119U (en) * | 2014-03-19 | 2014-08-06 | 成都引众数字设备有限公司 | Power supply apparatus for sensor |
Non-Patent Citations (2)
| Title |
|---|
| 王小强等: "无线传感器网络节点太阳能供电系统设计", 《单片机与嵌入式系统应用》, no. 3, 31 March 2012 (2012-03-31) * |
| 王战备: "基于太阳能的无线传感器网络节点供电系统设计", 《渭南师范学院学报》, vol. 28, no. 12, 31 December 2013 (2013-12-31) * |
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Application publication date: 20140611 |