CN110504759A - A kind of high voltage induction electricity getting device - Google Patents
A kind of high voltage induction electricity getting device Download PDFInfo
- Publication number
- CN110504759A CN110504759A CN201910800354.7A CN201910800354A CN110504759A CN 110504759 A CN110504759 A CN 110504759A CN 201910800354 A CN201910800354 A CN 201910800354A CN 110504759 A CN110504759 A CN 110504759A
- Authority
- CN
- China
- Prior art keywords
- circuit
- battery pack
- connect
- battery
- high voltage
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- 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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- 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
- H02J7/36—Arrangements using end-cell switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/062—Avoiding or suppressing excessive transient voltages or currents
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/322—Means for rapidly discharging a capacitor of the converter for protecting electrical components or for preventing electrical shock
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention discloses a kind of high voltage induction electricity getting device, and the high voltage induction electricity getting device includes: CT electricity taking coil, current rectifying and wave filtering circuit, voltage regulator circuit, inverter, isolating transformer and energy-storage battery group；CT electricity taking coil is set on high voltage transmission line, the secondary winding of CT electricity taking coil and the input terminal of current rectifying and wave filtering circuit connect, the output end of current rectifying and wave filtering circuit and the input terminal of voltage regulator circuit connect, the output end of voltage regulator circuit and the input terminal of inverter connect, the output end of inverter and the primary coil of isolating transformer connect, the secondary coil of isolating transformer is connect with the input terminal of the rectification circuit of energy-storage battery group, rectification circuit is by third AC rectification at third direct current, and utilizing third direct current is that the first battery pack or the second battery pack in energy-storage battery group charge, first battery pack and the second battery pack are alternately the load supplying on ground.It is surface-mounted electrical equipment uninterrupted power supply that the present invention, which realizes high voltage induction electricity getting device,.
Description
Technical field
The present invention relates to high voltage inductions to take electric equipment field, more particularly to a kind of high voltage induction electricity getting device.
Background technique
Currently, high voltage induction electricity getting device has been commonly utilized in high voltage transmission line road.High voltage induction electricity getting device is one
Kind obtains the electricity getting device of electric energy using the electromagnetic energy incuded around ultra-high-tension power transmission line.High voltage induction electricity getting device is by high pressure
Electromagnetic energy around transmission line of electricity is converted into electric energy, for be mounted on the on-line checking of high voltage transmission line road, monitoring, inspection,
Antitheft equal electrical equipments provide working power.
High voltage induction electricity getting device is generally by CT electricity taking coil, current rectifying and wave filtering circuit and voltage regulator circuit group in the prior art
At, it is contemplated that the safety of high-voltage isulation and transmission line of electricity, conventional high-pressure sensing electricity getting device, which is only, is mounted on CT electricity taking coil
Neighbouring power electrical apparatus, it is surface-mounted power electrical apparatus that power supply can not be led to ground.
Summary of the invention
The object of the present invention is to provide a kind of high voltage induction electricity getting devices, can be implemented as surface-mounted electrical equipment and hold
Continuous power supply.
To achieve the above object, the present invention provides following schemes:
A kind of high voltage induction electricity getting device, the high voltage induction electricity getting device include: CT electricity taking coil, rectifying and wave-filtering electricity
Road, voltage regulator circuit, inverter, isolating transformer and energy-storage battery group；
The CT electricity taking coil is set on high voltage transmission line, and the secondary winding of the CT electricity taking coil and the rectification are filtered
The input terminal of wave circuit connects, and the CT electricity taking coil is used to induce the first alternating current from the high voltage transmission line, and will
First alternating current transmission gives the current rectifying and wave filtering circuit；
The output end of the current rectifying and wave filtering circuit is connect with the input terminal of the voltage regulator circuit, and the current rectifying and wave filtering circuit is used
In the first alternating current is converted into the first direct current, and give first DC power transmission to the voltage regulator circuit；
The output end of the voltage regulator circuit is connect with the input terminal of the inverter, and the voltage regulator circuit is used for described the
One direct current is converted into the second direct current, and gives second DC power transmission to the inverter；
The output end of the inverter is connect with the isolating transformer, and the inverter is used for second direct current
It is reverse into the second alternating current, and gives second alternating current transmission to the isolating transformer；
The secondary coil of the isolating transformer is connect with the input terminal of the rectification circuit of the energy-storage battery group, it is described every
It is used to for second alternating current being converted into third alternating current from transformer, and gives the third alternating current transmission to the energy storage
The rectification circuit of battery pack；
The energy-storage battery group is used for the third AC rectification into third direct current, and utilizes the third direct current
Electricity is the first battery pack or the charging of the second battery pack in the energy-storage battery group.
Optionally, the current rectifying and wave filtering circuit includes full bridge rectifier, clamp circuit, leadage circuit and storage capacitor electricity
Road；
The clamp circuit is connected in the output end of the secondary winding of the CT electricity taking coil in parallel, and the clamp circuit is used
In the surge impact for inhibiting the CT electricity taking coil current transients generation caused by current transients in ultra-high-tension power transmission line；
The input terminal of the full bridge rectifier is connected in parallel with the clamp circuit, the output of the full bridge rectifier
End is connect with the input terminal of the voltage regulator circuit, the first friendship that the full bridge rectifier is used to export the CT electricity taking coil
Galvanic electricity is converted into the first direct current, and gives first DC power transmission to the voltage regulator circuit；
The leadage circuit is connected in the output end of the full bridge rectifier in parallel, and the leadage circuit is used for vent discharge
Extra electric energy in road；
The storage capacitor circuit is connected in parallel with the leadage circuit, and the storage capacitor circuit is described whole for adjusting
Flow the output power of filter circuit.
Optionally, the leadage circuit includes voltage-stabiliser tube, triode and resistance；
The ground level of the triode is connect with the cathode of the voltage-stabiliser tube, the collector of the triode and the resistance
One end connection, the emitting stage of the triode are connect with the cathode of the output end of the full-bridge rectification electric current；The voltage-stabiliser tube
The other end of anode and the resistance is connect with the anode of the output end of the full-bridge rectification electric current.
Optionally, the voltage regulator circuit is DC-DC Voltage stabilizing module.
Optionally, the isolating transformer includes primary coil, secondary coil and stud iron core；
The primary coil is wrapped on the crossbeam among the stud iron core；The secondary coil is set in the day
On crossbeam among font iron core, between the crossbeam among the secondary coil and the primary coil and the stud iron core
Have default spacing, the secondary coil is fixed on the steel tower nearest apart from the CT electricity taking coil, the secondary coil with
Insulating layer is equipped between the steel tower；
The primary coil is connect with the output end of the inverter；The secondary coil is whole with the energy-storage battery group
The input terminal of current circuit connects.
Optionally, the isolating transformer further includes mounting rail and insulated support；
The mounting rail has a groove, is fixed on the groove on one side with beam vertical in the stud iron core
In；
The insulated support is two cylindrical bodies, and one end of two cylindrical bodies is both secured to the same of the mounting rail
Side；The other end of two cylindrical bodies is each attached on the steel tower nearest apart from the CT electricity taking coil.
Optionally, the energy-storage battery group includes battery charging and discharging management circuit, the first battery pack, the second battery pack, electricity
Pond group charging switching switch and battery pack output dip switch；
The input terminal of the battery charging and discharging management circuit is connect with the secondary coil of the isolating transformer, the battery
The output end of management of charging and discharging circuit is connect with the input terminal of battery pack charging switching switch；The battery charging and discharging management
First control terminal of circuit is connect with the control terminal of battery pack charging switching switch；The battery charging and discharging management circuit
Second control terminal is connect with the control terminal of the battery pack output dip switch；
First output end of the battery pack charging switching switch is connect with first battery pack, the battery pack charging
The second output terminal of switching switch is connect with second battery pack；
First battery pack is also connect with the first input end of the battery pack output dip switch, second battery
Group is also connect with the second input terminal of the battery pack output dip switch；
The output end of the battery pack output dip switch and load connect.
Optionally, the battery charging and discharging management circuit includes rectification circuit and battery voltage detection control circuit；
Transformation is isolated with described as the input terminal of battery charging and discharging management circuit in the input terminal of the rectification circuit
The secondary coil of device connects, and the rectification circuit is used to the third alternating current that the isolating transformer exports being converted to third straight
Galvanic electricity；The output end of the rectification circuit switches as the output end of the battery charging management circuit and battery pack charging
The input terminal of switch connects, and the third direct current of the rectification circuit output, which charges with switching to switch by the battery pack, is
First battery pack or second battery pack charging；
The battery voltage detection control circuit respectively with first battery pack, second battery pack, the battery
The control terminal of group charging switching switch is connected with the control terminal of the battery pack output dip switch, the battery voltage detection control
Voltage of the circuit processed for the first battery pack and second battery pack described in real-time detection, according to first electricity detected
The relationship of the voltage of second battery pack described in Chi Zuhe and minimum discharge voltage threshold value controls the battery pack charging switching switch
With the battery pack output dip switch.
Optionally, the high voltage induction device further includes shell；
The current rectifying and wave filtering circuit, the voltage regulator circuit and the inverter are mounted in the shell；The shell peace
On the steel tower nearest apart from the CT electricity taking coil.
The specific embodiment provided according to the present invention, the invention discloses following technical effects:
The present invention realizes the electrical isolation of ultra-high-tension power transmission line and ground electrical equipment by setting isolating transformer,
And pass through the first battery pack in energy-storage battery group and the second battery pack as the load interleaved power on ground, realize high pressure sensitivity
Answering electricity getting device is surface-mounted electrical equipment continued power.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of overall structure scheme of installation of high voltage induction electricity getting device of the embodiment of the present invention；
Fig. 2 is a kind of working principle block diagram of high voltage induction electricity getting device of the embodiment of the present invention；
Fig. 3 is a kind of circuit diagram of the current rectifying and wave filtering circuit of high voltage induction electricity getting device of the embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of the isolating transformer of high voltage induction electricity getting device of the embodiment of the present invention；
Fig. 5 is a kind of schematic illustration of the energy-storage battery group of high voltage induction electricity getting device of the embodiment of the present invention；
Symbol description: 1-CT electricity taking coil, 2- shell, 3- isolating transformer, 4- energy-storage battery group, 5- primary coil, 6-
Secondary coil, 7- stud iron core, 8- mounting rail, 9- insulated support.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of high voltage induction electricity getting devices, can be implemented as surface-mounted electrical equipment and hold
Continuous power supply.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Fig. 1 is a kind of overall structure scheme of installation of high voltage induction electricity getting device of the embodiment of the present invention, and Fig. 2 is the present invention
A kind of working principle block diagram of high voltage induction electricity getting device of embodiment, as depicted in figs. 1 and 2, high voltage induction provided by the invention
Electricity getting device includes CT electricity taking coil 1, current rectifying and wave filtering circuit, voltage regulator circuit, inverter, isolating transformer 3 and energy-storage battery group
4；
CT electricity taking coil 1 is set on high voltage transmission line, the secondary winding of CT electricity taking coil 1 and current rectifying and wave filtering circuit it is defeated
Enter end connection, CT electricity taking coil 1 is used to induce the first alternating current from high voltage transmission line, and by the first alternating current transmission to whole
Flow filter circuit；Wherein, the voltage of high voltage transmission line is 10KV, the model JCD-CT (60-300:1) of CT electricity taking coil 1.
The output end of current rectifying and wave filtering circuit and the input terminal of voltage regulator circuit connect, and current rectifying and wave filtering circuit is used for the first exchange
Electricity is converted into the first direct current, and by the first DC power transmission to voltage regulator circuit；
The input terminal of the output end of voltage regulator circuit and inverter connects, and voltage regulator circuit is used to for the first direct current being converted into the
Two direct currents, and by the second DC power transmission to inverter, the second direct current is stable 12V DC electricity.
The output end of inverter is connect with isolating transformer 3, and inverter is used for the second DC inverter into the second exchange
Electricity, and by the second alternating current transmission to isolating transformer 3, the voltage of the second alternating current is 110V.
The secondary coil 6 of isolating transformer 3 is connect with the input terminal of the rectification circuit of energy-storage battery group 4, isolating transformer 3
For the second alternating current to be converted into third alternating current, and by third alternating current transmission to the rectification circuit of energy-storage battery group 4；By
In isolating transformer 3 primary coil 5 and secondary coil 6 coil ratio be 2:1, so the voltage of third alternating current is
55V。
Energy-storage battery group 4 is used for third AC rectification into third direct current, and is energy storage electricity using third direct current
The first battery pack or the charging of the second battery pack in pond group 4.
High voltage induction device further includes shell 2；Current rectifying and wave filtering circuit, voltage regulator circuit and inverter are mounted in shell 2, shell
Body 2 is mounted on the nearest steel tower of distance CT electricity taking coil 1.
CT electricity taking coil 1 incudes the magnetic field energy around ultra-high-tension power transmission line and exports the first alternating current, due to high voltage power transmission
Electric current on line is unstable, so the voltage for the first alternating current that CT electricity taking coil 1 exports is also unstable.
Current rectifying and wave filtering circuit includes full bridge rectifier, clamp circuit, leadage circuit and storage capacitor circuit；Clamp circuit
It is connected in the output end of the secondary winding of CT electricity taking coil in parallel, clamp circuit is for inhibiting current transients in ultra-high-tension power transmission line
The surge impact that caused CT electricity taking coil current transients generate；The input terminal of full bridge rectifier is in parallel with clamp circuit to be connected
It connects, the output end of full bridge rectifier and the input terminal of voltage regulator circuit connect, and full bridge rectifier is used for CT electricity taking coil is defeated
The first alternating current out is converted into the first direct current, and by the first DC power transmission to voltage regulator circuit；Leadage circuit is connected in parallel
In the output end of full bridge rectifier, leadage circuit is for electric energy extra in leadage circuit；Storage capacitor circuit and vent discharge
Road is connected in parallel, and storage capacitor circuit is used to adjust the output power of current rectifying and wave filtering circuit.
Fig. 3 is the circuit diagram of current rectifying and wave filtering circuit, as shown in figure 3, T1 is TVS pipe, TVS pipe forms clamp circuit, is used for
Inhibit the surge impact that 1 current transients of CT electricity taking coil caused by current transients generate in ultra-high-tension power transmission line；D1~D4 is
Diode, D1~D4 form full bridge rectifier；C1 is filter capacitor, and the two sides C1 export the direct current between 15V~380V；C2
For storage capacitor, C2 forms storage capacitor circuit, for adjusting the power output of current rectifying and wave filtering circuit；R1 is used for storage capacitor
Charging current limiter；
D2 is voltage-stabiliser tube, and Q1 is triode, and R2 is high-power resistance, and D2, Q1 and R2 form leadage circuit, triode Q1's
Ground level is connect with the cathode of voltage-stabiliser tube D2, and the collector of triode Q1 is connect with one end of resistance R2, the emitting stage of triode Q1
It is connect with the cathode of the output end of full-bridge rectification electric current；The anode of voltage-stabiliser tube D2 and the other end of resistance R2 and full-bridge rectification electric current
Output end anode connection；When full bridge rectifier output voltage is higher, Q1 conducting, extra electric energy is converted by R2
Thermal energy is released；When full bridge rectifier output voltage is normal, Q1 in R2 by not having electric current to flow through；
Due to the spread of voltage for the first alternating current that CT electricity taking coil 1 exports, lead to that current rectifying and wave filtering circuit exports
There is also fluctuations for the voltage of one direct current, so the voltage regulator circuit connecting with current rectifying and wave filtering circuit is using super wide range input
DC-DC Voltage stabilizing module, second that the voltage of the first direct current between 13V~380V can be converted to stable 12V voltage are straight
Galvanic electricity.Stable 12V voltage can directly be mounted on the power electrical apparatus near CT electricity taking coil 1, but cannot be installation
Equipment on ground is powered, directly can not for ground installation power supply because there are potential differences between ultra-high-tension power transmission line and the earth
Guarantee the power supply safety of electrical equipment.
As shown in figure 4, isolating transformer 3 include primary coil 5, secondary coil 6, stud iron core 7, mounting rail 8 and absolutely
Edge supporting element 9；Primary coil 5 is wound around on the crossbeam among stud iron core 7；Secondary coil 6 is set in stud iron
On crossbeam among core 7, secondary coil 6 is fixed on the nearest steel tower of distance CT electricity taking coil 1, secondary coil 6 and steel tower it
Between be equipped with insulating layer；There is default spacing between crossbeam among secondary coil 6 and primary coil 5 and stud iron core 7, presets
Spacing is greater than 100mm, and the shortest distance of secondary coil 6 and steel tower is also greater than 100mm, ensured that secondary coil 6 exports the
Three alternating currents are electrically isolated completely to ultra-high-tension power transmission line realization, eliminate the potential difference pair between ultra-high-tension power transmission line and the earth
The influence of ground installation equipment electricity consumption；Primary coil 5 is connect with the output end of inverter；Secondary coil 6 and energy-storage battery group 4
The input terminal of rectification circuit connects；Mounting rail 8 has a groove, recessed with being fixed on one side for beam vertical in stud iron core 7
In slot；Insulated support 9 is two cylindrical bodies, and one end of two cylindrical bodies is both secured to the same side of mounting rail 8；Two cylinders
The other end of body is each attached on the nearest steel tower of distance CT electricity taking coil 1, and the axial length of two cylindrical bodies is 100mm.
As shown in figure 5, energy-storage battery group 4 includes that battery charging and discharging manages circuit, the first battery pack, the second battery pack, electricity
Pond group charging switching switch and battery pack output dip switch；
The input terminal of battery charging and discharging management circuit is connect with the secondary coil 6 of isolating transformer 3, battery charging and discharging management
The output end of circuit is connect with the input terminal of battery pack charging switching switch；Battery charging and discharging manage circuit the first control terminal with
The control terminal connection of battery pack charging switching switch；Battery charging and discharging manages the second control terminal of circuit and battery pack output switches
The control terminal of switch connects；First output end of battery pack charging switching switch is connect with the first battery pack, and battery pack charging is cut
The second output terminal for changing switch is connect with the second battery pack；First battery pack is also inputted with the first of battery pack output dip switch
End connection, the second battery pack are also connect with the second input terminal of battery pack output dip switch；Battery pack output dip switch
Output end and load connect；First battery pack and the second battery pack can be arranged according to actual loading demand.
It includes rectification circuit and battery voltage detection control circuit that battery charging and discharging, which manages circuit,；The input terminal of rectification circuit
Input terminal as battery charging and discharging management circuit is connect with the secondary coil 6 of isolating transformer 3, and rectification circuit will be for that will be isolated
The third alternating current that transformer 3 exports is converted to third direct current；The output end of rectification circuit is as battery charging management circuit
The charge input terminal of switching switch of output end and battery pack connect, the third direct current that rectification circuit exports is filled by battery pack
It is that the first battery pack or the second battery pack charge that cutting, which changes switch,；
Battery voltage detection control circuit is switched with the first battery pack, the second battery pack, battery pack charging switching respectively
Control terminal is connected with the control terminal of battery pack output dip switch, and battery voltage detection control circuit is for the first electricity of real-time detection
The voltage of pond group and the second battery pack；
When the voltage for detecting the first battery pack is less than or equal to minimum discharge voltage threshold value, battery pack outputting cutting is controlled
The output for changing the first battery pack of switch cutoff, making the first battery pack is no longer load supplying, and controls battery pack charging switching and open
Closing is bonded to the first battery pack, charges for the first battery pack；
When the voltage for detecting the second battery pack is less than or equal to minimum discharge voltage threshold value, battery pack outputting cutting is controlled
The output for changing the second battery pack of switch cutoff, making the second battery pack is no longer load supplying, and controls battery pack charging switching and open
Closing is bonded to the second battery pack, charges for the second battery pack；
When the voltage that the voltage for detecting the first battery pack is greater than minimum discharge voltage threshold value and the second battery pack is equal to most
When big charging voltage threshold value, the second battery pack stops charging, and the second battery pack is in full electric stand-by state, and the first battery pack continues
For load charging, battery pack charging switching switch and battery pack output dip switch do not switch；
When the voltage that the voltage for detecting the second battery pack is greater than minimum discharge voltage threshold value and the first battery pack is equal to most
When big charging voltage threshold value, the first battery pack stops charging, and the first battery pack is in full electric stand-by state, and the second battery pack continues
For load charging, battery pack charging switching switch and battery pack output dip switch do not switch.
Control of the circuit to the first battery pack and the second battery pack is managed by battery charging and discharging, makes the first battery pack and the
Two battery packs are always operating at one group as load supplying, and another group in charging or full electric stand-by state；Inverter, special type isolation become
The delivery efficiency of depressor 3 is all related with the power of load, when bearing power is too small, the work of inverter, special type isolating transformer 3
It is extremely low to make efficiency, the embodiment of the present invention by battery charging management circuit design battery charge can satisfy inverter, every
It works under maximum conversion efficiency from transformer 3.
When the electric current very little of high voltage transmission line road, CT electricity taking coil 1 can not start, and not export energy externally；Work as height
Electric current on pressure transmission line can be such that CT electricity taking coil 1 starts, but the power that CT electricity taking coil 1 externally exports is less than bearing power
When, CT electricity taking coil 1 first charges for storage capacitor, without externally exporting energy；Both the above situation CT electricity taking coil 1 can not be held
Continue and provide energy for load, it cannot be guaranteed that load continuous work, the energy that the embodiment of the present invention obtains the induction of CT electricity taking coil 1
It stores to energy-storage battery group 4, energy-storage battery group 4 is load supplying, has ensured the normal continuous electricity consumption of ground load equipment.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (9)
1. a kind of high voltage induction electricity getting device, which is characterized in that the high voltage induction electricity getting device includes: CT electricity taking coil, whole
Flow filter circuit, voltage regulator circuit, inverter, isolating transformer and energy-storage battery group；
The CT electricity taking coil is set on high voltage transmission line, the secondary winding of the CT electricity taking coil and rectifying and wave-filtering electricity
The input terminal on road connects, and the CT electricity taking coil is used to induce the first alternating current from the high voltage transmission line, and will be described
First alternating current transmission gives the current rectifying and wave filtering circuit；
The output end of the current rectifying and wave filtering circuit is connect with the input terminal of the voltage regulator circuit, and the current rectifying and wave filtering circuit is used for will
First alternating current is converted into the first direct current, and gives first DC power transmission to the voltage regulator circuit；
The output end of the voltage regulator circuit is connect with the input terminal of the inverter, and the voltage regulator circuit is used for straight by described first
Galvanic electricity is converted into the second direct current, and gives second DC power transmission to the inverter；
The output end of the inverter is connect with the isolating transformer, and the inverter is used for second DC inverter
The isolating transformer is given at the second alternating current, and by second alternating current transmission；
The secondary coil of the isolating transformer is connect with the input terminal of the rectification circuit of the energy-storage battery group, and the isolation becomes
Depressor is used to for second alternating current being converted into third alternating current, and gives the third alternating current transmission to the energy-storage battery
The rectification circuit of group；
The energy-storage battery group is used for the third AC rectification
The first battery pack or the charging of the second battery pack in the energy-storage battery group.
2. high voltage induction electricity getting device according to claim 1, which is characterized in that the current rectifying and wave filtering circuit includes full-bridge
Rectification circuit, clamp circuit, leadage circuit and storage capacitor circuit；
The clamp circuit is connected in the output end of the secondary winding of the CT electricity taking coil in parallel, and the clamp circuit is for pressing down
The surge impact that the CT electricity taking coil current transients generate caused by current transients in ultra-high-tension power transmission line processed；
The input terminal of the full bridge rectifier is connected in parallel with the clamp circuit, the output end of the full bridge rectifier with
The input terminal of the voltage regulator circuit connects, and the full bridge rectifier is used for the first alternating current for exporting the CT electricity taking coil
It is converted into the first direct current, and gives first DC power transmission to the voltage regulator circuit；
The leadage circuit is connected in the output end of the full bridge rectifier in parallel, and the leadage circuit is in leadage circuit
Extra electric energy；
The storage capacitor circuit is connected in parallel with the leadage circuit, and the storage capacitor circuit is for adjusting the rectification filter
The output power of wave circuit.
3. high voltage induction electricity getting device according to claim 2, which is characterized in that the leadage circuit include voltage-stabiliser tube,
Triode and resistance；
The ground level of the triode is connect with the cathode of the voltage-stabiliser tube, one end of the collector of the triode and the resistance
Connection, the emitting stage of the triode are connect with the cathode of the output end of the full-bridge rectification electric current；The anode of the voltage-stabiliser tube
It is connect with the other end of the resistance with the anode of the output end of the full-bridge rectification electric current.
4. high voltage induction electricity getting device according to claim 1, which is characterized in that the voltage regulator circuit is DC-DC pressure stabilizing
Module.
5. high voltage induction electricity getting device according to claim 1, which is characterized in that the isolating transformer includes primary side line
Circle, secondary coil and stud iron core；
The primary coil is wrapped on the crossbeam among the stud iron core；The secondary coil is set in the stud
On crossbeam among iron core, have between the crossbeam among the secondary coil and the primary coil and the stud iron core
Default spacing, the secondary coil are fixed on the steel tower nearest apart from the CT electricity taking coil, the secondary coil with it is described
Insulating layer is equipped between steel tower；
The primary coil is connect with the output end of the inverter；The rectified current of the secondary coil and the energy-storage battery group
The input terminal on road connects.
6. high voltage induction electricity getting device according to claim 5, which is characterized in that the isolating transformer further includes installation
Beam and insulated support；
The mounting rail has a groove, is fixed in the groove on one side in the stud iron core with beam vertical；
The insulated support is two cylindrical bodies, and one end of two cylindrical bodies is both secured to the same of the mounting rail
Side；The other end of two cylindrical bodies is each attached on the steel tower nearest apart from the CT electricity taking coil.
7. high voltage induction electricity getting device according to claim 1, which is characterized in that the energy-storage battery group includes that battery fills
Discharging management circuit, the first battery pack, the second battery pack, battery pack charging switching switch and battery pack output dip switch；
The input terminal of the battery charging and discharging management circuit is connect with the secondary coil of the isolating transformer, the battery charge and discharge
The output end of fulgurite reason circuit is connect with the input terminal of battery pack charging switching switch；The battery charging and discharging manages circuit
The charge control terminal of switching switch of the first control terminal and the battery pack connect；The second of the battery charging and discharging management circuit
Control terminal is connect with the control terminal of the battery pack output dip switch；
First output end of the battery pack charging switching switch is connect with first battery pack, the battery pack charging switching
The second output terminal of switch is connect with second battery pack；
First battery pack is also connect with the first input end of the battery pack output dip switch, and second battery pack is also
It is connect with the second input terminal of the battery pack output dip switch；
The output end of the battery pack output dip switch and load connect.
8. high voltage induction electricity getting device according to claim 7, which is characterized in that the battery charging and discharging manages circuit packet
Include rectification circuit and battery voltage detection control circuit；
Input terminal and the isolating transformer of the input terminal of the rectification circuit as battery charging and discharging management circuit
Secondary coil connection, the rectification circuit are used to the third alternating current that the isolating transformer exports being converted to third direct current
Electricity；The output end of the rectification circuit is opened as the output end of the battery charging management circuit with battery pack charging switching
The input terminal of pass connects, and the third direct current of the rectification circuit output is institute by battery pack charging switching switch
State the first battery pack or second battery pack charging；
The battery voltage detection control circuit is filled with first battery pack, second battery pack, the battery pack respectively
The control terminal that cutting changes switch is connected with the control terminal of the battery pack output dip switch, the battery voltage detection control electricity
Voltage of the road for the first battery pack and second battery pack described in real-time detection, according to first battery pack detected
With the voltage of second battery pack and the relationship of minimum discharge voltage threshold value, the battery pack charging switching switch and institute are controlled
State battery pack output dip switch.
9. high voltage induction electricity getting device according to claim 1, which is characterized in that the high voltage induction device further includes shell
Body；
The current rectifying and wave filtering circuit, the voltage regulator circuit and the inverter are mounted in the shell；The shell is mounted on
On the steel tower nearest apart from the CT electricity taking coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910800354.7A CN110504759A (en) | 2019-08-28 | 2019-08-28 | A kind of high voltage induction electricity getting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910800354.7A CN110504759A (en) | 2019-08-28 | 2019-08-28 | A kind of high voltage induction electricity getting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110504759A true CN110504759A (en) | 2019-11-26 |
Family
ID=68590057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910800354.7A Pending CN110504759A (en) | 2019-08-28 | 2019-08-28 | A kind of high voltage induction electricity getting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110504759A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112751395A (en) * | 2020-12-15 | 2021-05-04 | 中国电力科学研究院有限公司 | Power management circuit and power management method for obtaining electricity through coil electromagnetic induction |
| CN113589021A (en) * | 2021-07-19 | 2021-11-02 | 武汉三相电力科技有限公司 | Electricity taking system and method for three-core cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888121A (en) * | 2010-06-09 | 2010-11-17 | 重庆大学 | Energy acquisition and power supply management device of current transformer of overhead line |
| CN204118861U (en) * | 2014-07-17 | 2015-01-21 | 李焱 | A kind of electric supply installation of high voltage line device |
| CN104390662A (en) * | 2014-11-21 | 2015-03-04 | 国家电网公司 | Induction power utilization technology based power transmission equipment comprehensive state monitoring system |
| CN104682577A (en) * | 2015-03-02 | 2015-06-03 | 武汉泰可电气股份有限公司 | Wireless power transmission equipment for supplying power to transmission line monitoring system and tuning method |
| US20160359326A1 (en) * | 2014-01-25 | 2016-12-08 | Chongshan SUN | Transient impedance transformer based on ac voltage regulating electronic switch |
| WO2018169520A1 (en) * | 2017-03-14 | 2018-09-20 | University Of Tennessee Research Foundation | Single-stage transmitter for wireless power transfer |
-
2019
- 2019-08-28 CN CN201910800354.7A patent/CN110504759A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888121A (en) * | 2010-06-09 | 2010-11-17 | 重庆大学 | Energy acquisition and power supply management device of current transformer of overhead line |
| US20160359326A1 (en) * | 2014-01-25 | 2016-12-08 | Chongshan SUN | Transient impedance transformer based on ac voltage regulating electronic switch |
| CN204118861U (en) * | 2014-07-17 | 2015-01-21 | 李焱 | A kind of electric supply installation of high voltage line device |
| CN104390662A (en) * | 2014-11-21 | 2015-03-04 | 国家电网公司 | Induction power utilization technology based power transmission equipment comprehensive state monitoring system |
| CN104682577A (en) * | 2015-03-02 | 2015-06-03 | 武汉泰可电气股份有限公司 | Wireless power transmission equipment for supplying power to transmission line monitoring system and tuning method |
| WO2018169520A1 (en) * | 2017-03-14 | 2018-09-20 | University Of Tennessee Research Foundation | Single-stage transmitter for wireless power transfer |
Non-Patent Citations (2)
| Title |
|---|
| 施文冲: "《电工实用电子技术手册》", 31 August 1993 * |
| 李祥: "《胺基化工艺作业》", 31 October 2013 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112751395A (en) * | 2020-12-15 | 2021-05-04 | 中国电力科学研究院有限公司 | Power management circuit and power management method for obtaining electricity through coil electromagnetic induction |
| CN113589021A (en) * | 2021-07-19 | 2021-11-02 | 武汉三相电力科技有限公司 | Electricity taking system and method for three-core cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105914868B (en) | Super capacitor energy-storage uninterruptible power supply and its method of supplying power to based on current transformer | |
| CN101860084B (en) | Power supply source of high-voltage side measuring system | |
| CN103683455A (en) | Supercapacitor based inductive energy-extracting power supply device of high-voltage measurement system | |
| CN104979853B (en) | Power transmission line sectioned insulating overhead ground wire multi-point power accessing system based on electromagnetic induction | |
| CN105245020A (en) | Power supply source for 3G wireless network video monitoring device | |
| CN112886718B (en) | Resonance compensation type current transformer induction power taking system | |
| CN103474987B (en) | Electric transmission line on-line monitoring device energy obtaining system based on ground wire induction | |
| CN110504759A (en) | A kind of high voltage induction electricity getting device | |
| CN103746467B (en) | Based on induction energy fetching device and its implementation of field coupled | |
| CN203589825U (en) | Supercapacitor based inductive energy taking power supply device of high voltage measuring system | |
| CN101841170A (en) | Storage battery parallel power supply method | |
| CN110544942B (en) | Reactive compensation type capacitor voltage-reducing electricity-taking device and working method | |
| CN108539872A (en) | Power taking system based on load current of power transmission line | |
| CN104901342A (en) | Capacitor voltage division-based high-voltage electricity taking device | |
| CN109217448A (en) | Wireless charging stage apparatus is filled in a kind of storage of light | |
| CN101982921A (en) | Universal high-voltage capacitor energy storage module | |
| CN105811788A (en) | High potential energy supply system used for high voltage power electronic device | |
| CN201699327U (en) | Transformer-substation main wiring system based on single busbar section | |
| CN203278405U (en) | Power supply apparatus for high voltage monitoring and communication module | |
| CN202334336U (en) | Active electronic type transformer power supply | |
| CN207664639U (en) | A kind of CT energy taking devices for high-pressure system | |
| KR20210054096A (en) | a pantograph measuring device | |
| CN105917550A (en) | Electrical energy storage device having balance-imbalance converter | |
| CN102270940A (en) | Electric field induction type power supplying method used for electric power monitoring device | |
| CN201528182U (en) | Maintenance free high voltage reclosing controller without PT |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210122 Address after: 150009 room 333, 3 / F, 67 Nantong street, Nangang District, Harbin, Heilongjiang Province Applicant after: Heilongjiang Fuzhen Technology Co.,Ltd. Address before: 150086 1st floor, No.15 Xingnan Road, Nangang District, Harbin City, Heilongjiang Province Applicant before: HARBIN YANTUO TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191126 |