CN207098988U - A kind of electricity getting device for power transmission and distribution status monitoring sensor - Google Patents
A kind of electricity getting device for power transmission and distribution status monitoring sensor Download PDFInfo
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- CN207098988U CN207098988U CN201720736085.9U CN201720736085U CN207098988U CN 207098988 U CN207098988 U CN 207098988U CN 201720736085 U CN201720736085 U CN 201720736085U CN 207098988 U CN207098988 U CN 207098988U
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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
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Abstract
The utility model discloses a kind of electricity getting device for power transmission and distribution status monitoring sensor, including flexible solar battery, MPPT maximum power point tracking module, boost module, power management module and high density battery；The input of MPPT maximum power point tracking module is connected with the output end of flexible solar battery, the input of boost module is connected with the output end of MPPT maximum power point tracking module, the input of power management module is connected with the output end of boost module, the input of high density battery is connected with the first output end of power management module, and the second output end of power management module, which is used to connect, to be loaded；The discharge and recharge of high density battery and the power supply to load are controlled by power management module；This electricity getting device for power transmission and distribution status monitoring sensor provided by the utility model is applicable to the AC/DC transmission line of any voltage class, and has small volume, in light weight, vibration resistance, powered stable, the high characteristic of safety coefficient.
Description
Technical field
The utility model belongs to microelectronics power technique fields, is used for power transmission and distribution status monitoring more particularly, to one kind
The electricity getting device of sensor.
Background technology
With the high speed development of social economy, all trades and professions propose higher requirement to the quality of supply of electric power.Due to
Transmission line of electricity extends tens or even hundreds of kms in length and breadth, is in different environment, therefore ultra-high-tension power transmission line is by residing geography
Natural environment and climate influence is very big, and annual grid power blackout accident is mainly caused by line accident.Therefore, power transmission state monitoring system
System is applied and given birth to, and it is by wireless transmission method, to electric line environment, humiture, wind speed, leakage current, icing, wire
The parameters such as temperature are monitored in real time, there is provided the early warning of circuit unusual condition, can by the monitoring to each actual parameter of circuit
The managerial skills to transmission line safety economical operation are improved, and necessary ginseng is provided for the repair based on condition of component work of transmission line of electricity
Examine.
Power supply is the important component of electric line monitoring device, and the quality of power supply directly affects whole transmission and distribution line
The stability and reliability of road monitoring device work.Being currently used for the power supply of power transmission and distribution condition monitoring device includes two classes, a kind of
It is the power supply of glass chip mono-crystalline silicon solar plate, another kind of is the power supply of current transformer (CT) induction energy fetching.Wherein, glass chip
Mono-crystalline silicon solar plate physical characteristic is big, again, frangible, vibration resistance and impact, potential safety hazard on wire be present；And CT
Induction energy fetching power supply is directly to intercept and capture energy from transmission line of electricity peripheral electromagnetic field where it using electromagnetic induction principle, is only used for
Transmission line of alternation current, it is not suitable for DC power transmission line, and different parameters need to be designed to different current class transmission lines of electricity
CT magnet rings, cause product cost height, be not easy to produce in batches.
Utility model content
For the disadvantages described above or Improvement requirement of prior art, the utility model provides a kind of transmission ＆ distribution electricity condition that is used for and supervised
The electricity getting device of sensor is surveyed, its object is to provide safe and reliable, continual and steady supply for the monitoring sensor on transmission line of electricity
The power supply of electricity.
To achieve the above object, according to one side of the present utility model, there is provided one kind is used for power transmission and distribution status monitoring
The electricity getting device of sensor, including flexible solar battery, MPPT maximum power point tracking module, boost module, power management module
With high density battery；
Wherein, the input of MPPT maximum power point tracking module is connected with the output end of flexible solar battery, boost module
Input be connected with the output end of MPPT maximum power point tracking module, the first input end of power management module and boost module
Output end is connected, and the second input is connected with the output end of high density battery, the first output end and the input of high density battery
It is connected, the second output end of power management module, which is used to connect, to be loaded.
Preferably, above-mentioned electricity getting device also includes cylindrical shell；Flexible solar battery bending is arranged on cylinder
The outer surface of shell, for solar energy to be converted to electric energy.
Preferably, in above-mentioned electricity getting device, the angle of bend of flexible solar battery is adjustable, by adjusting its angle of bend
Degree can effectively match illumination variation angle, farthest utilize light application time.
Preferably, in above-mentioned electricity getting device, MPPT maximum power point tracking module, boost module, power management module and height
The control circuit that densitybattery is formed is located at the inside of cylindrical shell；High density battery is controlled by power management module
Charge and discharge and the power supply to load.
Preferably, in above-mentioned electricity getting device, the bending arc length of flexible solar battery is not less than 160mm.
Preferably, in above-mentioned electricity getting device, the bending radius of flexible solar battery is not less than 55mm；Cylindrical shell
Radius size matched with the bending radius of flexible solar battery so that flexible solar battery closely smooth can be placed in circle
The outer surface of cylindrical outer cover.
In general, by the contemplated above technical scheme of the utility model compared with prior art, can obtain down
Row beneficial effect：
(1) electricity getting device provided by the utility model for power transmission and distribution status monitoring sensor, passes through maximum power point
Tracking module is combined with boost module to improve this output voltage by solar powered device under dim light so that should
The electric line monitoring occasion that device can be used under different photoenvironments；
(2) electricity getting device provided by the utility model for power transmission and distribution status monitoring sensor, its preferred scheme pass through
Flexible solar battery bending is arranged on circular housing, the angle that can be bent by adjusting flexible solar battery can be effective
Adaptation illumination variation angle, play it is maximum utilize light application time, and reduce the beneficial effect of electricity getting device overall volume；
(3) electricity getting device provided by the utility model for power transmission and distribution status monitoring sensor, suitable for any voltage
The AC/DC transmission line and vibration resistance of grade；Solve traditional electromagnetic induction way to take power and be only used for AC power line
Road, it is not suitable for DC power transmission line, and other electricity getting devices for being used for power transmission and distribution status monitoring sensor use glass chip
Monocrystalline silicon battery volume is big, it is frangible, there is the problem of rupture security risk by conductor vibration impact, be the prison on transmission line of electricity
Survey sensor and power supply that is safe and reliable, continually and steadily powering is provided, it is ensured that electric line monitoring system can continually and steadily not
The operation of interruption；
(4) electricity getting device provided by the utility model for power transmission and distribution status monitoring sensor, due to its small volume, weight
Amount is light, vibration resistance, and safety coefficient is high, simple in construction, therefore beneficial to batch production.
Brief description of the drawings
Fig. 1 is the principle schematic for the electricity getting device for power transmission and distribution status monitoring sensor that embodiment provides.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below
As long as the technical characteristic being related to does not form conflict each other, can is mutually combined.
The electricity getting device for power transmission and distribution status monitoring sensor that embodiment provides, as shown in figure 1, including the flexible sun
Can battery, MPPT maximum power point tracking module, boost module, power management module, high density battery and cylindrical shell；
Wherein, the input of MPPT maximum power point tracking module is connected with the output end of flexible solar battery, boost module
Input be connected with the output end of MPPT maximum power point tracking module, the first input end of power management module and boost module
Output end is connected, and the second input is connected with the output end of high density battery, the first output end and the input of high density battery
It is connected, the second output end of power management module, which is used to connect, to be loaded.
Flexible solar battery is one kind of thin-film solar cells, flexible, and thickness is 1mm or so；In the present embodiment,
Flexible solar battery bends the outer surface for being arranged on cylindrical shell, for solar energy to be converted to electric energy；By adjusting it
The angle of bending can effectively match illumination variation angle, farthest utilize light application time；In the utility model, flexibility is too
Positive energy battery bending arc length is at least 160mm, and bending radius is at least 55mm；The radius size and flexibility of cylindrical shell are too
The bending size matching of positive energy battery, at least 55mm.
In the present embodiment, it is made up of MPPT maximum power point tracking module, boost module, power management module and high density battery
Control circuit be located at the inside of cylindrical shell, the charge and discharge of high density battery are controlled and to negative by power management module
The power supply of load.
Output voltage of the flexible solar battery under the conditions of low-light is low, in the present embodiment, is adjusted using based on PWM pulsewidths
The generating voltage of the MPPT maximum power point tracking module detecting real-time flexible solar battery of technology processed, and follow the trail of highest generating voltage
Corresponding current value, maximum power point voltage is set to the 68% of open-circuit voltage, the output voltage of MPPT maximum power point tracking module
Not less than 300mv；And boost module is then used for the boost in voltage of input to default amplitude；In the present embodiment, boost module
Work peak efficiency under gently load frequency impulse modulation (PFM) pattern is up to 98%, and in underloading, quiescent current is down to 26 μ
A。
The output voltage of boost module is divided into two-way through discharge and recharge power management module, all the way directly to load supplying, separately
Charged all the way for high density battery；Power management module monitors under-voltage, the overpressure situation of high density battery in real time, works as charging voltage
Reach when crossing voltage level of high density battery, shut-off charging P types Metal-oxide-semicondutor (PMOS) field-effect transistor；
When high density battery discharge is to under-voltage level, switching off load PMOS.Under this electricity getting device structure of the present utility model,
To be bi-directionally connected between high density battery and power management module, when external light source deficiency, high density cell load can be passed through
Power supply；When external light source abundance, in the case that the electric energy that flexible solar battery conversion obtains exceedes loading demand, unnecessary electricity
Energy can be by high density battery come accumulation of energy；Electric line is ensured to monitor sensor continually and steadily continual power supply.
In the present embodiment, high density battery uses cobalt acid lithium battery or ferric phosphate lithium cell, and self discharge is small, does not remember effect
Should, relying primarily on lithium ion, movement carrys out work between a positive electrode and a negative electrode.In charge and discharge process, Li+ is between two electrodes
Come and go insertion and deintercalation：During charging, Li+ is embedded in negative pole, negative pole is in rich lithium state from positive pole deintercalation by electrolyte；Electric discharge
When it is then opposite.In general, the above-mentioned use provided compared to the power supply of existing electric line condition monitoring device, embodiment
Traditional electromagnetic induction way to take power is overcome in the electricity getting device of power transmission and distribution status monitoring sensor and cannot be used for DC line, is handed over
The problem of Flow Line adaptivity difference, and use the taking for power transmission and distribution status monitoring sensor of glass chip monocrystalline silicon battery
Electric installation volume is big, it is frangible, there is the problem of rupture security risk by conductor vibration impact；It is in light weight with small volume, it is resistance to
Vibration, safety coefficient is high, and powered stable is simple in construction, is easy to produce in batches.
As it will be easily appreciated by one skilled in the art that preferred embodiment of the present utility model is the foregoing is only, not
To limit the utility model, any modification of all made within spirit of the present utility model and principle, equivalent substitution and change
Enter, should be included within the scope of protection of the utility model.
Claims (7)
1. a kind of electricity getting device for power transmission and distribution status monitoring sensor, it is characterised in that including flexible solar battery, most
High-power tracking module, boost module, power management module and high density battery；
The input of the MPPT maximum power point tracking module is connected with the output end of flexible solar battery, the boost module
Input is connected with the output end of MPPT maximum power point tracking module, the first input end and boost module of the power management module
Output end be connected, the second input is connected with the output end of the high density battery, the first output end and high density battery
Input is connected, and the second output end of the power management module, which is used to connect, to be loaded.
2. electricity getting device as claimed in claim 1, it is characterised in that also including cylindrical shell；The flexible solar electricity
Pond bends the outer surface for being arranged on the cylindrical shell.
3. electricity getting device as claimed in claim 2, it is characterised in that the angle of bend of the flexible solar battery is adjustable.
4. the electricity getting device as described in any one of claims 1 to 3, it is characterised in that the MPPT maximum power point tracking module, rise
Die block, power management module and high density battery are located at the inside of cylindrical shell.
5. electricity getting device as claimed in claim 2 or claim 3, it is characterised in that the bending arc length of the flexible solar battery is not
Less than 160mm.
6. electricity getting device as claimed in claim 2 or claim 3, it is characterised in that the bending radius of the flexible solar battery is not
Less than 55mm；The radius size of the cylindrical shell matches with the bending radius of flexible solar battery.
7. electricity getting device as claimed in claim 4, it is characterised in that the high density battery uses cobalt acid lithium battery or phosphoric acid
Lithium iron battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720736085.9U CN207098988U (en) | 2017-06-22 | 2017-06-22 | A kind of electricity getting device for power transmission and distribution status monitoring sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720736085.9U CN207098988U (en) | 2017-06-22 | 2017-06-22 | A kind of electricity getting device for power transmission and distribution status monitoring sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207098988U true CN207098988U (en) | 2018-03-13 |
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ID=61553663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720736085.9U Active CN207098988U (en) | 2017-06-22 | 2017-06-22 | A kind of electricity getting device for power transmission and distribution status monitoring sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207098988U (en) |
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2017
- 2017-06-22 CN CN201720736085.9U patent/CN207098988U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A power taking device for power transmission and distribution status monitoring sensor Effective date of registration: 20220331 Granted publication date: 20180313 Pledgee: Wuhan area branch of Hubei pilot free trade zone of Bank of China Ltd. Pledgor: WUHAN SANJIANG CLP TECHNOLOGY Co.,Ltd. Registration number: Y2022420000094 |