CN205017115U - Novel wireless power transmission test device - Google Patents
Novel wireless power transmission test device Download PDFInfo
- Publication number
- CN205017115U CN205017115U CN201520726996.4U CN201520726996U CN205017115U CN 205017115 U CN205017115 U CN 205017115U CN 201520726996 U CN201520726996 U CN 201520726996U CN 205017115 U CN205017115 U CN 205017115U
- Authority
- CN
- China
- Prior art keywords
- circuit
- energy
- module
- wireless power
- electric energy
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a wireless power transmits technical field, specific novel wireless power transmission test device that says so, and it includes energy sending module, transmits electric energy module and energy receiving module, energy sending module is connected with transmission electric energy module, transmission electric energy module is connected with energy receiving module, the utility model discloses based on coupling resonance technique, the succinct practicality of this design method, an it is experimental for the wireless power transmission, this device thinking is easily understood, basic function can realize, the hardware compactness is agile, can realize the analysis to the wireless power transmission device effect through test device, do not obtain guaranteeing through the experimental parameter uniformity that reachs transmitting terminal and receiving terminal of this device, the selection of coupling capacitance depends on the experiment at to a great extent, theoretical foundation is not enough, based on transmission efficiency, the frequency characteristic that consequently can further transmit magnetic coupling resonant mode wireless power studies, the basis is laid to the relation of finding out between frequency and the transmission distance.
Description
[technical field]
The utility model relates to wireless power transmission technical field, specifically a kind of novel radio delivery of electrical energy experimental rig.
[background technology]
Electric energy significantly improves the quality of life of the mankind, but complicated transmission electric wire distribution brings great inconvenience to again production and life, therefore the mankind have the constraint breaking away from electric wire to realize the dream of wireless power transmission always, the idea of energy Wireless transceiver is had it long ago, but because cannot efficiency bottle neck be broken through always, practical field can not be entered always, if there is no strict requirement to transmission range, electric energy can realize wireless transmission with some devices, efficiency also can reach satisfaction, and can commercialization popularization be carried out, so, the mobile electronic device that society is seen everywhere will likely face once new change, the transmission test device of current radio energy does not generally have, therefore all cannot test the influencing factor in the process of wireless power transmission and effect, also the development of radio energy is just constrained.
Therefore, for overcoming the deficiency of above-mentioned technology and designing a can test the transmission of radio energy, problem in wireless power transmission process is found and be a kind of novel radio delivery of electrical energy experimental rig that basis is done in the further research of radio energy, inventor's problem to be solved just.
[utility model content]
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of novel radio delivery of electrical energy experimental rig, its structure is simple, use, can test the transmission of radio energy, the problem in wireless power transmission process is found and be that basis is done in the further research of radio energy.
The utility model solves the technical scheme that its technical problem adopts: a kind of novel radio delivery of electrical energy experimental rig, it comprises energy sending module, electric energy transmitting module and energy acceptance module, described energy sending module and electric energy transmitting model calling, described electric energy transmitting module and energy acceptance model calling.
Further, described energy sending module produces circuit, drive circuit and inverter circuit composition primarily of signal source, high frequency, described signal source and high frequency produce circuit and are connected, and described high frequency produces circuit and is connected with drive circuit, and described drive circuit is connected with inverter circuit.
Further, described electric energy transmitting module is made up of Electro-magnetic Launcher System and electromagnetism receiving system, and described Electro-magnetic Launcher System is connected with electromagnetism receiving system by electromagnetic resonance coupling.
Further, described energy acceptance module is primarily of current rectifying and wave filtering circuit, DC voltage booster circuit and load device composition, and described current rectifying and wave filtering circuit is connected with DC voltage booster circuit, and described DC voltage booster circuit is connected with load circuit.
Further, described inverter circuit is connected with Electro-magnetic Launcher System, and described electromagnetism receiving system is connected with current rectifying and wave filtering circuit.
The beneficial effects of the utility model are:
1, the utility model is based on coupled resonance technology, this method for designing brief and practical, for the test of wireless power transmission, this device thinking easy to understand, basic function can realize, hardware is compact agile, the analysis to wireless electric energy transmission device effect can be realized by experimental rig, show that the parameter consistency of transmitting terminal and receiving terminal is not guaranteed by this device experiment, the selection of coupling capacitance depends on test to a great extent, theoretical foundation is not enough, based on efficiency of transmission, therefore can further to the Investigation on frequency characteristics of magnet coupled resonant type wireless delivery of electrical energy, the relation found out between frequency and transmission range lays the first stone.
[accompanying drawing explanation]
Fig. 1 is wireless power transmission principle schematic.
Fig. 2 is transmitting terminal and receiving terminal LC coil resonance schematic diagram.
Fig. 3 is the utility model system configuration schematic diagram.
Fig. 4 is the utility model current rectifying and wave filtering circuit schematic diagram.
Fig. 5 is the utility model DC voltage booster circuit schematic diagram.
Fig. 6 is the utility model part test circuit figure schematic diagram.
Description of reference numerals: 1-signal source; 2-high frequency produces circuit; 3-drive circuit; 4-inverter circuit; 5-Electro-magnetic Launcher System; 6-electromagnetism receiving system; 7-current rectifying and wave filtering circuit; 8-DC voltage booster circuit; 9-load device.
[embodiment]
Below in conjunction with specific embodiment, set forth the utility model further, should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values drop on application appended claims limited range equally.
Be wireless power transmission principle schematic see Fig. 1, wireless power transmission is a kind of technology of carrying out energy transferring by means of electromagnetic field or electromagnetic wave, the utility model requires at input input direct voltage U=15V, input direct-current electric current is not more than 1A, receiving terminal load is two series LED lamps, during the distance x=10cm keeping transmitting coil and receiving coil to ask, receiving terminal exports direct current I
2=0.5A, output dc voltage U
2>=8V, improves the efficiency of this wireless electric energy transmission device as far as possible; Under the condition keeping LED not go out, extend the distance X between transmitting coil and receiving coil as far as possible.
Be transmitting terminal and receiving terminal LC coil resonance schematic diagram see Fig. 2, based on the magnet coupled resonant type wireless electric energy transmission system of pulsed drive primarily of transmitting terminal and receiving terminal LC resonance coil loop, high frequency, pulse signal drives composition, the LC resonance coil loop that transmitting terminal and receiving terminal LC resonance coil loop match by two respectively forms, under high-frequency pulse signal drives, by L
tand C
tthe transmitting terminal resonance coil loop formed constantly spatial emission electromagnetic wave towards periphery, forms non-radiative alternating magnetic field in near-field region, through strong magnetic coupling resonance, by by L
rand C
rthe reception of electric energy is carried out in the receiving terminal resonance coil loop formed, thus realizes the wireless biography transmission of electric energy.
The utility model improves the downward long transmitting coil of prerequisite of line delivery of electrical energy efficiency and the distance of receiving coil as far as possible, high-frequency emission module adopts chip I R2110 to be driving chip, the low and high level pulse signal that the active crystal oscillator of 1MHz produces provides logic low and high level defeated people to IR2110 digital end, change 15V direct current into 5V voltage by power supply voltage stabilizing chip 7805, be supplied to the drive circuit that driving chip IR2110 is formed.Inverter circuit adopts field effect transistor as power amplification element, and the power consumption of field effect transistor is lower than triode, and driving power is little, easy to use.The output directly using the crystal oscillator of 1MHz and chip I R2110 to produce just can Direct driver.
Be the utility model system configuration schematic diagram see Fig. 3, the utility model comprises energy sending module, electric energy transmitting module and energy acceptance module, energy sending module and electric energy transmitting model calling, described electric energy transmitting module and energy acceptance model calling.
Energy sending module is primarily of signal source 1, high frequency produces circuit 2, drive circuit 3 and inverter circuit 4 form, signal source 1 and high frequency produce circuit 2 and are connected, high frequency produces circuit 2 and is connected with drive circuit 3, drive circuit 3 is connected with inverter circuit 4, electric energy transmitting module is made up of Electro-magnetic Launcher System 5 and electromagnetism receiving system 6, Electro-magnetic Launcher System 5 is connected with electromagnetism receiving system 6 by electromagnetic resonance coupling, energy acceptance module is primarily of current rectifying and wave filtering circuit 7, DC voltage booster circuit 8 and load device 9 form, current rectifying and wave filtering circuit 7 is connected with DC voltage booster circuit 8, DC voltage booster circuit 8 is connected with load circuit 9, inverter circuit 4 is connected with Electro-magnetic Launcher System 5, electromagnetism receiving system 6 is connected with current rectifying and wave filtering circuit 7.
Power circuit provides voltage to active crystal oscillator, and make it produce the high-frequency signal of 1MHz, active crystal oscillator is the internal oscillator not needing processor, and adopt active crystal oscillator to produce the signal source of upper frequency, stability is higher, and connected mode is relatively simple.
Power driving circuit selects IR2110, to capacitor charging during the upper brachium pontis conducting of IR2110, when upper brachium pontis conducting, electric capacity relies on the energy self stored to maintain upper brachium pontis grid is high level, if capacitance selection is excessive, when lower brachium pontis may be made to turn off, electric capacity two ends also do not reach requirement voltage, capacitance selection is less, and can cause the inadequate ME for maintenance of capacitance stores energy in upper brachium pontis ON time is certain value, electric capacity is as far as possible near chip, bootstrap diode selects IN4118, 9 pins of IR2110 connect+5V power supply, it is better that 3 pins connect+15V power drives effect, in order to strengthen the driving force of 1R2110 self, adopt the mode of 74Ls04 inverter six tunnel parallel connection, in-phase end and end of oppisite phase are connected 10 pins and 12 pins of IR2110 respectively, because inverter not only has the effect of adjustment logic, also has the effect strengthening actuating force, sufficient application is obtained in the design, drives power strengthens.
Be the utility model current rectifying and wave filtering circuit schematic diagram see Fig. 4, the direct voltage obtained is exported by drive circuit, corresponding simple alternating current output signal is obtained through DC/AC high-frequency inverter, it comprises direct current supply voltage, output inductor, filter capacitor and load resistance R, high-frequency inverter circuit as shown in Figure 5.
Be the utility model DC voltage booster circuit schematic diagram see Fig. 5, rectifier filter circuit adopts diode bridge rectifier circuit, the AC signal received is integrated into direct current signal and filtering, but because receiving terminal output voltage is too low, people's DC voltage booster circuit is connect after bridge rectifier filter circuit must be given, gather to single-chip microcomputer process through AD again, show magnitude of voltage and current value by LCD.
Be the utility model part test circuit figure schematic diagram see Fig. 6, connect 15V power supply, when output circuit be zero load, change the distance x between coil, measure corresponding output voltage with, when output circuit bringing onto load, when distance X between coil changes, measure corresponding output voltage U
2with output current I
2.Time unloaded, output voltage is higher, when connecting two LED, output voltage is very low, experiment shows that this device can light the LED of two 1W, illustrate and substantially can reach requirement of experiment, but the distance of reaction of transmitting coil and receiving coil is little, corrective measure can be considered from the following aspects, experiment is compared by the coil designing many group different parameters, find when two air core coils of space isolation reach resonance coupling, between two coils, transferring energy is maximum, the LC parameter matching of transmitting terminal and receiving terminal is very crucial, should accomplish that parameter is symmetrical as far as possible; In test process, also find that the resonance frequency of system can produce fluctuation with the change of transmission range, can set about studying efficiency of transmission when being near best transmission from the distance between transmitting and receiving coil.
Claims (1)
1. a novel radio delivery of electrical energy experimental rig, it is characterized in that: it comprises energy sending module, electric energy transmitting module and energy acceptance module, described energy sending module and electric energy transmitting model calling, described electric energy transmitting module and energy acceptance model calling, described energy sending module is primarily of signal source, high frequency produces circuit, drive circuit and inverter circuit composition, described signal source and high frequency produce circuit and are connected, described high frequency produces circuit and is connected with drive circuit, described drive circuit is connected with inverter circuit, described electric energy transmitting module is made up of Electro-magnetic Launcher System and electromagnetism receiving system, described Electro-magnetic Launcher System is connected with electromagnetism receiving system by electromagnetic resonance coupling, described energy acceptance module is primarily of current rectifying and wave filtering circuit, DC voltage booster circuit and load device composition, described current rectifying and wave filtering circuit is connected with DC voltage booster circuit, described DC voltage booster circuit is connected with load circuit, described inverter circuit is connected with Electro-magnetic Launcher System, described electromagnetism receiving system is connected with current rectifying and wave filtering circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520726996.4U CN205017115U (en) | 2015-09-21 | 2015-09-21 | Novel wireless power transmission test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520726996.4U CN205017115U (en) | 2015-09-21 | 2015-09-21 | Novel wireless power transmission test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205017115U true CN205017115U (en) | 2016-02-03 |
Family
ID=55215698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520726996.4U Expired - Fee Related CN205017115U (en) | 2015-09-21 | 2015-09-21 | Novel wireless power transmission test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205017115U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871076A (en) * | 2016-05-19 | 2016-08-17 | 安徽省友联电力电子工程有限公司 | Close-range wireless power transmission device |
| CN106154081A (en) * | 2016-06-21 | 2016-11-23 | 奇瑞汽车股份有限公司 | High-power wireless charging device detection equipment |
| CN106513980A (en) * | 2016-11-02 | 2017-03-22 | 上海航天设备制造总厂 | Intelligent shank system for friction stir welding force and torque on-line measurement |
| CN110969921A (en) * | 2020-01-09 | 2020-04-07 | 天津工业大学 | Electromagnetic induction type wireless power transmission system teaching device |
| CN111329510A (en) * | 2019-04-15 | 2020-06-26 | 复旦大学附属儿科医院 | Wireless heart noise detection system and method |
-
2015
- 2015-09-21 CN CN201520726996.4U patent/CN205017115U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871076A (en) * | 2016-05-19 | 2016-08-17 | 安徽省友联电力电子工程有限公司 | Close-range wireless power transmission device |
| CN106154081A (en) * | 2016-06-21 | 2016-11-23 | 奇瑞汽车股份有限公司 | High-power wireless charging device detection equipment |
| CN106513980A (en) * | 2016-11-02 | 2017-03-22 | 上海航天设备制造总厂 | Intelligent shank system for friction stir welding force and torque on-line measurement |
| CN111329510A (en) * | 2019-04-15 | 2020-06-26 | 复旦大学附属儿科医院 | Wireless heart noise detection system and method |
| CN110969921A (en) * | 2020-01-09 | 2020-04-07 | 天津工业大学 | Electromagnetic induction type wireless power transmission system teaching device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205017115U (en) | Novel wireless power transmission test device | |
| KR101394963B1 (en) | Wireless power transmitter, wireless power receiver, and method for wireless power transfer using them | |
| CN203119584U (en) | Wireless charging device for low-power electric device | |
| US20130043737A1 (en) | Wireless power receiver for controlling wireless power by using switch | |
| CN206542256U (en) | A kind of magnetic coupling serial-resonant radio energy transmission system | |
| CN204992720U (en) | Wireless charging device | |
| CN204423325U (en) | A kind of wireless mouse | |
| WO2015035924A1 (en) | Wireless charging device and mobile terminal using same | |
| CN102611175A (en) | Solar wireless charging circuit | |
| CN206564489U (en) | A kind of wireless energy transfer system of remote control | |
| CN103455177B (en) | Passive and wireless mouse based on wireless power transmission and keyboard | |
| CN110311439A (en) | A kind of wireless charging method based on wireless energy transfer system | |
| CN204465154U (en) | A kind of high-speed radio is taken can communicator | |
| CN108683265A (en) | A kind of wireless charging R-T unit of adaptive power control | |
| CN107196423A (en) | Based on 13.56MHz magnet coupled resonant type wireless power transfers | |
| CN209767209U (en) | self-tuning wireless charging device | |
| CN208489698U (en) | A kind of wireless charging R-T unit of adaptive power control | |
| CN202014138U (en) | Radio energy transmission device | |
| CN204243917U (en) | Based on the device of the magnetic coupling resonance wireless energy transfer of repeat circuit | |
| CN106487105A (en) | A kind of magnet coupled resonant type wireless power transfer of modified line coil structures | |
| CN208386216U (en) | A kind of wireless charger | |
| CN204009780U (en) | The wireless power taking wireless mouse of a kind of USB mouth | |
| CN202474981U (en) | Solar wireless charging circuit | |
| CN103337917A (en) | Adjustable inductor as well as wireless charging system applying adjustable inductor and control method of wireless charging system | |
| CN203278406U (en) | Magnetic resonance wireless charging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20160921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |