CN204615517U - A kind of induction electricity getting device of power tracking - Google Patents
A kind of induction electricity getting device of power tracking Download PDFInfo
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- CN204615517U CN204615517U CN201520182752.4U CN201520182752U CN204615517U CN 204615517 U CN204615517 U CN 204615517U CN 201520182752 U CN201520182752 U CN 201520182752U CN 204615517 U CN204615517 U CN 204615517U
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- 230000005611 electricity Effects 0.000 title claims abstract description 30
- 230000006698 induction Effects 0.000 title claims abstract description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 13
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Abstract
A kind of induction electricity getting device of power tracking, by iron core, get energy coil, adjustable transformer, rectifying and voltage-stabilizing module, power sample circuit and load matched feedback control circuit composition induction electricity getting device, the primary coil getting energy coil connection adjustable transformer on iron core, the secondary coil of adjustable transformer has several taps, the adjustment of tap is regulated by the load matched feedback control circuit connected, adjustable transformer lead-out terminal after adjustment connects rectifying and voltage-stabilizing module, load is flowed to after rectifying and voltage-stabilizing, power sample circuit is had between rectifying and voltage-stabilizing module and load, power sampled signal is sent to load matched feedback control circuit, power tracking is carried out in the number of turn adjustment that load matched feedback control circuit controls adjustable transformer secondary coil, realizing load equivalent impedance mates equal with the internal resistance of electricity taking coil, realize power tracking, power output is maximized.
Description
Technical field
The utility model belongs to technical field of power systems, being specifically related to a kind of by adding the load matching device automatically regulated after induction electricity taking coil, making power taking maximizing efficiency.
Background technology
Along with the development and apply of transmission line on-line monitoring technique, increasing monitoring equipment needs to be arranged on transmission pressure.Because equipment is operated in field, power issue becomes a great problem, and the supply power mode adopted at present mainly contains powered battery, solar powered, laser biography energy and induction power taking etc.Fig. 1 is the structural representation of existing induction electricity getting device, and by iron core 1, get and can coil 3, protection module 4, rectifying and voltage-stabilizing module 5, load 6 form, transmission pressure 2 passes in iron core, because the curent change of transmission pressure has uncertainty, existing induction electricity getting device can not keep power demand to export at low currents, and on transmission line, electric current is different, the internal resistance of electricity taking coil 3 can not change, from maximum power transfer theory, when only having the equiva lent impedance of external load exactly to equal well to get energy Coil resistance, get energy efficiency and just can reach optimum, and in Practical Project uses, actual loading power is change, that is the impedance of load is change, do not change the device that load matched realizes the induction power taking of power tracking at present.
Summary of the invention
The purpose of this utility model is to provide a kind of induction electricity getting device realizing load matched power tracking, mates equal by regulating load equiva lent impedance with the internal resistance of electricity taking coil, reaches and gets energy efficiency maximization.
The technical solution adopted in the utility model is: a kind of induction electricity getting device of power tracking, by iron core, get energy coil, adjustable transformer, rectifying and voltage-stabilizing module, power sample circuit and load matched feedback control circuit composition, it is characterized in that: the primary coil getting energy coil connection adjustable transformer on iron core, the secondary coil of adjustable transformer has several taps, the adjustment of tap is regulated by the load matched feedback control circuit connected, adjustable transformer lead-out terminal after adjustment connects rectifying and voltage-stabilizing module, load is flowed to after rectifying and voltage-stabilizing, power sample circuit is had between rectifying and voltage-stabilizing module and load, power sampled signal is sent to load matched feedback control circuit, power tracking is carried out in the number of turn adjustment that load matched feedback control circuit controls adjustable transformer secondary coil, realizing load equivalent impedance mates equal with the internal resistance of electricity taking coil.
According to the induction electricity getting device of above-described a kind of power tracking, it is characterized in that: described power sample circuit is made up of current detection module, voltage detection module, ADC analog to digital converter, the electric current of detection, voltage analog signal are converted to digital power signal and send load matched feedback control circuit to by ADC analog to digital converter.
According to the induction electricity getting device of above-described a kind of power tracking, it is characterized in that: described load matched feedback control circuit is made up of MCU one chip microcomputer and switch arrays, MCU makes the different output tap access rectifying and voltage-stabilizing module of adjustable transformer by algorithm control switch array, realize power tracking thus, power output is maximized.
According to the induction electricity getting device of above-described a kind of power tracking, it is characterized in that: described adjustable transformer is electrical servo voltage regulator, load matched feedback control circuit is made up of MCU one chip microcomputer and power driving circuit, control by MCU one chip microcomputer the pressure regulation servomotor rotating that power driving circuit makes electrical servo voltage regulator, reach the object of precise pressure regulation.
Compared with prior art the beneficial effects of the utility model are: the utility model overcomes original induction power taking technology due to the reason of load change to be caused getting the low shortcoming of energy efficiency, induction power taking is made to have certain adaptivity, under different electric current different loads, can reach maximum and get energy efficiency, still can can provide larger power taking efficiency when transmission line electric current is less.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing induction electricity getting device;
Fig. 2 is the schematic diagram of the induction electricity getting device embodiment of the utility model power tracking.
Icon illustrates: 1. iron core; 2. transmission pressure; 3. get energy coil; 4. protection module; 5. rectifying and voltage-stabilizing module; 6. load; 7. adjustable transformer; 8. power sample circuit; 9. flow detection module; 10. voltage detection module; 11. ADC analog to digital converters; 12. load matched feedback control circuits; 13. MCU one chip microcomputers; 14. switch arrays.
Embodiment
Fig. 2 is the schematic diagram of the induction electricity getting device embodiment of the utility model power tracking, a kind of induction electricity getting device of power tracking, by iron core 1, get energy coil 3, adjustable transformer 7, rectifying and voltage-stabilizing module 5, power sample circuit 8 and load matched feedback control circuit 12 form, it is characterized in that: getting on iron core 1 can connect the primary coil of adjustable transformer 7 by coil 3, the secondary coil of adjustable transformer 7 has several taps, the adjustment of tap is regulated by the load matched feedback control circuit 12 connected, adjustable transformer lead-out terminal after adjustment connects rectifying and voltage-stabilizing module 5, load 6 is flowed to after rectifying and voltage-stabilizing, power sample circuit 8 is had between rectifying and voltage-stabilizing module 5 and load 6, power sampled signal is sent to load matched feedback control circuit 12, power tracking is carried out in the number of turn adjustment that load matched feedback control circuit 12 controls adjustable transformer 7 secondary coil, realizing load equivalent impedance mates equal with the internal resistance of electricity taking coil.
According to the induction electricity getting device of above-described a kind of power tracking, it is characterized in that: described power sample circuit 8 is made up of current detection module 9, voltage detection module 10, ADC analog to digital converter 11, the electric current of detection, voltage analog signal are converted to digital power signal and send load matched feedback control circuit 12 to by ADC analog to digital converter 11.
According to the induction electricity getting device of above-described a kind of power tracking, it is characterized in that: described load matched feedback control circuit 12 is made up of MCU one chip microcomputer 13 and switch arrays 14, MCU makes the different output tap access rectifying and voltage-stabilizing module 5 of adjustable transformer by algorithm control switch array, realize power tracking thus, power output is maximized.
The operation principle of the induction electricity getting device of above-described a kind of power tracking is: by iron core sleeve on transmission pressure 2, getting on iron core 1 can connect the primary coil of adjustable transformer 7 by coil 3, the secondary coil of adjustable transformer 7 has several taps, the adjustment of tap is regulated by the load matched feedback control circuit 12 connected, adjustable transformer lead-out terminal after adjustment connects rectifying and voltage-stabilizing module 5, load 6 is flowed to after rectifying and voltage-stabilizing, power sample circuit 8 is had between rectifying and voltage-stabilizing module 5 and load 6, power sample circuit 8 is by current detection module 9, voltage detection module 10, ADC analog to digital converter 11 forms, the electric current that ADC analog to digital converter 11 will detect, voltage analog signal converts digital power signal to and sends load matched feedback control circuit 12 to, load matched feedback control circuit 12 is made up of MCU one chip microcomputer 13 and switch arrays 14, MCU one chip microcomputer 13 increases according to digital power signal control switch array or reduces the number of turn of adjustable transformer secondary coil, different output voltages is made to send into rectifying and voltage-stabilizing module 5, according to maximum power theorem, only there is a maximum in the power output of transformer, therefore, be used as regulating algorithm by dichotomy: first, adjustable transformer 7 output voltage is made to increase a △ U, detect bearing power, if bearing power increases, then continue to increase △ U, until it is maximum to detect bearing power, if bearing power reduces, then reduce △ U, increase to maximum until detect bearing power, realize power tracking thus and power output is maximized.
According to the induction electricity getting device of above-described a kind of power tracking, adjustable transformer is changed into electrical servo voltage regulator, load matched feedback control circuit 12 is made up of MCU one chip microcomputer and power driving circuit, control by MCU one chip microcomputer the pressure regulation servomotor rotating that power driving circuit makes electrical servo voltage regulator, reach the object of precise pressure regulation.
The utility model overcomes original induction power taking technology to be caused getting the low shortcoming of energy efficiency due to the reason of load change, makes induction power taking have certain adaptivity, under different electric current different loads, can reach maximum and get energy efficiency.
The foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (4)
1. the induction electricity getting device of a power tracking, by iron core, get energy coil, adjustable transformer, rectifying and voltage-stabilizing module, power sample circuit and load matched feedback control circuit composition, it is characterized in that: the primary coil getting energy coil connection adjustable transformer on iron core, the secondary coil of adjustable transformer has several taps, the adjustment of tap is regulated by the load matched feedback control circuit connected, adjustable transformer lead-out terminal after adjustment connects rectifying and voltage-stabilizing module, load is flowed to after rectifying and voltage-stabilizing, power sample circuit is had between rectifying and voltage-stabilizing module and load, power sampled signal is sent to load matched feedback control circuit, power tracking is carried out in the number of turn adjustment that load matched feedback control circuit controls adjustable transformer secondary coil, realizing load equivalent impedance mates equal with the internal resistance of electricity taking coil.
2. the induction electricity getting device of a kind of power tracking according to claim 1, it is characterized in that: described power sample circuit is made up of current detection module, voltage detection module, ADC analog to digital converter, the electric current of detection, voltage analog signal are converted to digital power signal and send load matched feedback control circuit to by ADC analog to digital converter.
3. according to the induction electricity getting device of a kind of power tracking according to claim 1 or claim 2, it is characterized in that: described load matched feedback control circuit is made up of MCU one chip microcomputer and switch arrays, MCU makes the different output tap access rectifying and voltage-stabilizing module of adjustable transformer by algorithm control switch array, realize power tracking thus, power output is maximized.
4. according to the induction electricity getting device of a kind of power tracking according to claim 1 or claim 2, it is characterized in that: described adjustable transformer is electrical servo voltage regulator, load matched feedback control circuit is made up of MCU one chip microcomputer and power driving circuit, control by MCU one chip microcomputer the pressure regulation servomotor rotating that power driving circuit makes electrical servo voltage regulator, reach the object of precise pressure regulation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520182752.4U CN204615517U (en) | 2015-03-30 | 2015-03-30 | A kind of induction electricity getting device of power tracking |
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| CN201520182752.4U CN204615517U (en) | 2015-03-30 | 2015-03-30 | A kind of induction electricity getting device of power tracking |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810931A (en) * | 2015-03-30 | 2015-07-29 | 国家电网公司 | Induction pick power device and method thereof for power tracking |
| CN105515065A (en) * | 2016-01-06 | 2016-04-20 | 国网重庆市电力公司江北供电分公司 | Wide range input self adjusting power transmission line induction power taking device |
| CN105634280A (en) * | 2015-08-23 | 2016-06-01 | 杜金昌 | Efficient electric field-induced power take device |
| CN117060601A (en) * | 2023-10-12 | 2023-11-14 | 南方电网数字电网研究院有限公司 | Electromagnetic induction energy taking device and control method thereof |
-
2015
- 2015-03-30 CN CN201520182752.4U patent/CN204615517U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810931A (en) * | 2015-03-30 | 2015-07-29 | 国家电网公司 | Induction pick power device and method thereof for power tracking |
| CN105634280A (en) * | 2015-08-23 | 2016-06-01 | 杜金昌 | Efficient electric field-induced power take device |
| CN105515065A (en) * | 2016-01-06 | 2016-04-20 | 国网重庆市电力公司江北供电分公司 | Wide range input self adjusting power transmission line induction power taking device |
| CN117060601A (en) * | 2023-10-12 | 2023-11-14 | 南方电网数字电网研究院有限公司 | Electromagnetic induction energy taking device and control method thereof |
| CN117060601B (en) * | 2023-10-12 | 2024-02-20 | 南方电网数字电网研究院股份有限公司 | Electromagnetic induction energy taking device and control method thereof |
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