CN107863797A - A kind of self-excitation activating method of wireless mobile power supply - Google Patents
A kind of self-excitation activating method of wireless mobile power supply Download PDFInfo
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- CN107863797A CN107863797A CN201711059843.9A CN201711059843A CN107863797A CN 107863797 A CN107863797 A CN 107863797A CN 201711059843 A CN201711059843 A CN 201711059843A CN 107863797 A CN107863797 A CN 107863797A
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- coil
- power supply
- mobile power
- wireless mobile
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- 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
-
- 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
- H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a kind of self-excitation activating method of wireless mobile power supply, methods described passes through when wireless mobile power supply is under holding state, the wireless transmitter module of the wireless mobile power supply is confirmed whether to have external equipment access at interval of the regular hour by detecting load, when there is external equipment access, wireless mobile power supply disconnects the standby mode under holding state, into normal power supply pattern with to external equipment power supply, it is achieved thereby that the function of wireless mobile power supply is activated automatically, avoiding wireless mobile power supply of the prior art needs to realize that caused cost is higher by external device, the problem of user experience is bad, facilitate user, improve Consumer's Experience.
Description
Technical field
The present invention relates to a kind of self-excitation activating method of wireless mobile power supply.
Background technology
The active mode of wireless mobile power supply of the prior art is realized based on sensor, such as Distance-sensing
Device, capacitance type sensor, feeler etc., the also communication module based on out-Band, such as NFC, bluetooth etc..
The active mode of the above-mentioned wireless mobile power supply provided in the prior art has some offices in actual use
It is sex-limited, it is required to realize by external device, causes that device volume is larger, cost is higher, user experience is bad.
The content of the invention
It is contemplated that at least solve one of above-mentioned technical problem to a certain extent or provide at a kind of useful business
Industry selects.Therefore, it is an object of the invention to propose a kind of self-excitation activating method of wireless mobile power supply, methods described passes through in nothing
When line portable power source is under holding state, the wireless transmitter module of the wireless mobile power supply passes through inspection at interval of the regular hour
Load is surveyed to be confirmed whether to have external equipment access, wireless mobile power supply is disconnected under holding state when there is external equipment access
Standby mode, into normal power supply pattern to be powered to the external equipment, it is achieved thereby that activating wireless mobile power supply automatically
Function, avoiding wireless mobile power supply of the prior art needs to realize that caused cost is higher, uses by external device
The problem of family Experience Degree is bad, facilitates user, improves Consumer's Experience.
According to the self-excitation activating method of the wireless mobile power supply of the present invention, the self-excitation activating method of the wireless mobile power supply includes
Following steps:When S1, wireless mobile power supply are under holding state, the wireless transmitter module of the wireless mobile power supply is at interval of one
The fixed time is confirmed whether to have external equipment access by detecting load, if there is external equipment access, into step S2;If
There is no external equipment access, then into step S3;
S2, wireless mobile power supply disconnect the standby mode under holding state, into normal power supply pattern external to be set to this
Available electricity;
S3, wireless mobile power supply, which return, performs step S1.
According to the self-excitation activating method of the wireless mobile power supply of the present invention, methods described is treated by being in wireless mobile power supply
When under machine state, the wireless transmitter module of the wireless mobile power supply is confirmed whether at interval of the regular hour by detecting load
There is external equipment access, wireless mobile power supply disconnects the standby mode under holding state when there is external equipment access, into just
Normal powering mode to the external equipment to power, it is achieved thereby that the function of activation wireless mobile power supply automatically, is avoided existing
Wireless mobile power supply in technology needs to realize that caused cost is higher, user experience is bad by external device and asked
Topic, facilitates user, improves Consumer's Experience.
In addition, according to the self-excitation activating method of the above-mentioned wireless mobile power supply of the present invention, there can also be skill additional as follows
Art feature:
The wireless transmitter module of the wireless mobile power supply confirms to be at interval of the regular hour by detecting load
It is no to there is external equipment access to specifically include following steps:S11, wireless mobile power supply are in start, wireless transmitter module detection
Go out the initial phase of coilThe initial current peak-to-peak value I of coili_pp, coil initial voltage peak-to-peak value Vi_pp, and this is wireless
The initial current peak-to-peak value I that transmitter module passes through coili_ppAnd the initial voltage peak-to-peak value V of coili_ppCalculate the initial of coil
Voltage effective value Vi_rms, coil initial current virtual value Ii_rms, coil initial impedance Zi;
S12, at interval of the regular hour, the wireless transmitter module detects the current phase of coilCoil it is current
Current peak peak Ic_pp, coil current voltage peak-to-peak value Vc_pp, and the current flow peak peak that the wireless transmitter module passes through coil
Value Ic_ppAnd the current voltage peak-to-peak value V of coilc_ppCalculate the current voltage virtual value V of coilc_rms, coil initial current
Virtual value Ic_rms, coil initial impedance Zc;
S13, the wireless transmitter module are counted by present operating frequency f, coil inductance L and resonant capacitance capacitance C
Calculate the reference impedance Z of coilr;
S14, whenAnd Ic_rms> Ii_rmsAnd Zc> ZiAnd Zc> ZrWhen, then judge there is external equipment access;Otherwise it is
Judge no external equipment access.
The initial current peak-to-peak value I that the described wireless transmitter module passes through coili_ppAnd the initial voltage peak-to-peak value of coil
Vi_ppCalculate the initial voltage virtual value V of coili_rms, coil initial current virtual value Ii_rms, coil initial impedance Zi
Specifically include following steps:
The initial voltage virtual value of coil
The initial current virtual value of coil
The initial impedance of coil
The current flow peak-to-peak value I that the described wireless transmitter module passes through coilc_ppAnd the current voltage peak-to-peak value of coil
Vc_ppCalculate the current voltage virtual value V of coilc_rms, coil initial current virtual value Ic_rms, coil initial impedance Zc
Specifically include following steps:
The current voltage virtual value of coil
The current flow virtual value of coil
The present impedance of coil
The described wireless transmitter module is counted by present operating frequency f, coil inductance L and resonant capacitance capacitance C
Calculate the reference impedance Z of coilrSpecifically include following steps:
The wireless mobile power supply is in low-power consumption mode in the standby state.
Described at interval of the regular hour is T, and 10s≤T≤200s.
The wireless mobile power supply can be connected by bluetooth or WIFI with the external equipment.
The external equipment is smart mobile phone either tablet personal computer or notebook computer.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein:
Fig. 1 is the flow chart of the self-excitation activating method of the wireless mobile power supply of one embodiment of the present of invention;
Fig. 2 is the flow chart of the self-excitation activating method of the wireless mobile power supply of an alternative embodiment of the invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Fig. 1 is the flow chart of the self-excitation activating method of the wireless mobile power supply of one embodiment of the present of invention;Fig. 2 is the present invention
Another embodiment wireless mobile power supply self-excitation activating method flow chart.With reference to figure 1- Fig. 2, the invention provides one kind
The self-excitation activating method of wireless mobile power supply, the self-excitation activating method of the wireless mobile power supply can be used in wireless mobile power detecting
To after there is external equipment access, the external equipment is connected automatically and is powered for the external equipment.
In one embodiment of the invention, the self-excitation activating method of the wireless mobile power supply comprises the following steps:
When S1, wireless mobile power supply are under holding state, the wireless transmitter module of the wireless mobile power supply is at interval of one
The fixed time is confirmed whether to have external equipment access by detecting load, if there is external equipment access, into step S2;If
There is no external equipment access, then into step S3.
Specifically, when wireless mobile power supply is under holding state, at interval of the regular hour (for example, at intervals of two minutes),
The wireless transmitter module of wireless mobile power supply is loaded by load detecting technology for detection to determine whether that external equipment access should
Wireless mobile power supply, if detected that external equipment accesses the wireless mobile power supply, that is, perform it is following in step S2;Such as
Fruit detects that no external equipment accesses the wireless mobile power supply, then perform it is following in step S3.
S2, wireless mobile power supply disconnect the standby mode under holding state, into normal power supply pattern external to be set to this
Available electricity.
Specifically, when the wireless transmitter module of wireless mobile power supply has detected that external equipment accesses the wireless mobile power supply
When, wireless mobile power supply disconnects standby mode, and activation portable power source module enters normal power supply pattern with to the external equipment
It is powered.
In specific implementation, the external equipment can be the electronic equipment that user uses, such as smart mobile phone, flat board electricity
Brain, notebook computer etc..In the present embodiment, the external equipment is by taking a smart mobile phone as an example.
In specific implementation, the wireless mobile power supply can be connected by bluetooth or WIFI with the external equipment.
Preferably, wireless mobile power supply can be connected with multiple external equipments, i.e., wireless mobile power supply can simultaneously with multiple external equipment phases
Connection, so as to realize while be multiple charging external equipments, so as to improve charge efficiency, improves Consumer's Experience.
S3, wireless mobile power supply, which return, performs step S1.
Specifically, when the wireless transmitter module of wireless mobile power supply detects that no external equipment accesses wireless mobile electricity
During source, then return to step S1, continues executing with step S1, forms a loop structure.
The self-excitation activating method of the wireless mobile power supply of the embodiment of the present invention, methods described in wireless mobile power supply by being in
When under holding state, the wireless transmitter module of the wireless mobile power supply confirms to be at interval of the regular hour by detecting load
No to have external equipment access, when there is external equipment access, wireless mobile power supply disconnects the standby mode under holding state, enters
Normal power supply pattern to the external equipment to power, it is achieved thereby that the function of activation wireless mobile power supply automatically, is avoided existing
There is the wireless mobile power supply in technology to need to realize that caused cost is higher, user experience is bad by external device
Problem, user is facilitated, improve Consumer's Experience.
In specific implementation, with reference to figure 2, the wireless transmitter module of the wireless mobile power supply is at interval of the regular hour
It is confirmed whether to have external equipment access to specifically include following steps by detecting load:
In start, the wireless transmitter module detects the initial phase of coil for S11, wireless mobile power supplyCoil
Initial current peak-to-peak value Ii_pp, coil initial voltage peak-to-peak value Vi_pp, and the initial current that the wireless transmitter module passes through coil
Peak-to-peak value Ii_ppAnd the initial voltage peak-to-peak value V of coili_ppCalculate the initial voltage virtual value V of coili_rms, coil it is initial
Current effective value Ii_rms, coil initial impedance Zi。
Specifically, for the wireless mobile power supply in start, the wireless transmitter module of wireless mobile power supply is by detecting circuit
Obtain the initial phase of coilThe initial current peak-to-peak value I of coili_pp, coil initial voltage peak-to-peak value Vi_pp;Then, nothing
The initial current peak-to-peak value I that line transmitter module passes through coili_ppAnd the initial voltage peak-to-peak value V of coili_ppCalculate the first of coil
Beginning voltage effective value Vi_rms, coil initial current virtual value Ii_rms, coil initial impedance Zi, specifically, pass through following public affairs
Formula is calculated:
The initial voltage virtual value of coil
The initial current virtual value of coil
The initial impedance of coil
S12, at interval of the regular hour, the wireless transmitter module detects the current phase of coilCoil it is current
Current peak peak Ic_pp, coil current voltage peak-to-peak value Vc_pp, and the current flow peak peak that the wireless transmitter module passes through coil
Value Ic_ppAnd the current voltage peak-to-peak value V of coilc_ppCalculate the current voltage virtual value V of coilc_rms, coil initial current
Virtual value Ic_rms, coil initial impedance Zc。
Specifically, the current of coil is detected at interval of regular hour, the wireless transmitter module of the wireless mobile power supply
PhaseThe current flow peak-to-peak value I of coilc_pp, coil current voltage peak-to-peak value Vc_pp;Then, wireless transmitter module leads to
Cross the current flow peak-to-peak value I of coilc_ppAnd the current voltage peak-to-peak value V of coilc_ppCalculate the current voltage virtual value of coil
Vc_rms, coil initial current virtual value Ic_rms, coil initial impedance Zc, specifically, it is calculated by below equation:
The current voltage virtual value of coil
The current flow virtual value of coil
The present impedance of coil
S13, the wireless transmitter module are counted by present operating frequency f, coil inductance L and resonant capacitance capacitance C
Calculate the reference impedance Z of coilr。
Specifically, the wireless transmitter module of the wireless mobile power supply passes through present operating frequency f, coil inductance L and humorous
The capacitance C of electric capacity of shaking calculates the reference impedance Z of coilr, wherein present operating frequency f can be from the hair of wireless mobile power supply
Penetrate in control chip and obtain, coil inductance L is setting calibration value, and the capacitance C of resonant capacitance is also setting calibration value, specifically
Ground, it is calculated by below equation:
S14, whenAnd Ic_rms> Ii_rmsAnd Zc> ZiAnd Zc> ZrWhen, then judge there is external equipment access;Otherwise it is
Judge no external equipment access.
Specifically, the wireless transmitter module of the wireless mobile power supply is after detecting and calculating above-mentioned physical quantity and numerical value,
Determine whether that external equipment accesses, Rule of judgment is specially:WhenAnd Ic_rms> Ii_rmsAnd Zc> ZiAnd Zc> ZrWhen,
Judge there is external equipment access;Otherwise no external equipment access is judged, as long as that is,Ic_rms> Ii_rms、Zc> Zi、
Zc> ZrThere is any one condition to be unsatisfactory in this four conditions, that is, judge no external equipment access.
In specific implementation, wireless mobile power supply in the standby state when be in low-power consumption mode, by by wireless mobile
Power supply in the standby state when can not only make it that wireless mobile power supply is in running order in low-power consumption mode, and can be with
Play a part of power saving.
In specific implementation, described at interval of the regular hour is T, and 10s≤T≤200s.In the present embodiment, it is described
T=120s.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from the principle and objective of the present invention
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (9)
1. a kind of self-excitation activating method of wireless mobile power supply, it is characterised in that comprise the following steps:
When S1, wireless mobile power supply are under holding state, the wireless transmitter module of the wireless mobile power supply is at interval of certain
Time is confirmed whether to have external equipment access by detecting load, if there is external equipment access, into step S2;If no
External equipment accesses, then into step S3;
S2, wireless mobile power supply disconnect the standby mode under holding state, into normal power supply pattern with to external equipment confession
Electricity;
S3, wireless mobile power supply, which return, performs step S1.
2. the self-excitation activating method of wireless mobile power supply according to claim 1, it is characterised in that the wireless mobile electricity
The wireless transmitter module in source is confirmed whether to have external equipment access to specifically include at interval of the regular hour by detecting load
Following steps:
In start, the wireless transmitter module detects the initial phase of coil for S11, wireless mobile power supplyThe initial electricity of coil
Stream peak peak Ii_pp, coil initial voltage peak-to-peak value Vi_pp, and the initial current peak-to-peak value that the wireless transmitter module passes through coil
Ii_ppAnd the initial voltage peak-to-peak value V of coili_ppCalculate the initial voltage virtual value V of coili_rms, coil initial current have
Valid value Ii_rms, coil initial impedance Zi;
S12, at interval of the regular hour, the wireless transmitter module detects the current phase of coilThe current flow of coil
Peak-to-peak value Ic_pp, coil current voltage peak-to-peak value Vc_pp, and the current flow peak-to-peak value that the wireless transmitter module passes through coil
Ic_ppAnd the current voltage peak-to-peak value V of coilc_ppCalculate the current voltage virtual value V of coilc_rms, coil initial current have
Valid value Ic_rms, coil initial impedance Zc;
S13, the wireless transmitter module are calculated by present operating frequency f, coil inductance L and resonant capacitance capacitance C
The reference impedance Z of coilr;
S14, whenAnd Ic_rms> Ii_rmsAnd Zc> ZiAnd Zc> ZrWhen, then judge there is external equipment access;Otherwise nothing is judged
External equipment accesses.
3. the self-excitation activating method of wireless mobile power supply according to claim 2, it is characterised in that the described wireless transmission mould
The initial current peak-to-peak value I that block passes through coili_ppAnd the initial voltage peak-to-peak value V of coili_ppThe initial voltage for calculating coil has
Valid value Vi_rms, coil initial current virtual value Ii_rms, coil initial impedance ZiSpecifically include following steps:
The initial voltage virtual value of coil
The initial current virtual value of coil
The initial impedance of coil
4. the self-excitation activating method of wireless mobile power supply according to claim 2, it is characterised in that the described wireless transmission mould
The current flow peak-to-peak value I that block passes through coilc_ppAnd the current voltage peak-to-peak value V of coilc_ppThe current voltage for calculating coil has
Valid value Vc_rms, coil initial current virtual value Ic_rms, coil initial impedance ZcSpecifically include following steps:
The current voltage virtual value of coil
The current flow virtual value of coil
The present impedance of coil
5. the self-excitation activating method of wireless mobile power supply according to claim 2, it is characterised in that the described wireless transmission mould
Block calculates the reference impedance Z of coil by present operating frequency f, coil inductance L and resonant capacitance capacitance CrSpecifically
Comprise the following steps:
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6. the self-excitation activating method of wireless mobile power supply according to claim 1, it is characterised in that the wireless mobile power supply
Low-power consumption mode is in the standby state.
7. the self-excitation activating method of wireless mobile power supply according to claim 1, it is characterised in that described at interval of certain
Time is T, and 10s≤T≤200s.
8. the self-excitation activating method of wireless mobile power supply according to claim 1, it is characterised in that the wireless mobile power supply
It can be connected by bluetooth or WIFI with the external equipment.
9. the self-excitation activating method of wireless mobile power supply according to claim 1, it is characterised in that the external equipment is intelligence
Can mobile phone either tablet personal computer or notebook computer.
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CN201711059843.9A CN107863797B (en) | 2017-11-01 | 2017-11-01 | Self-activation method of wireless mobile power supply |
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CN109167420A (en) * | 2018-10-31 | 2019-01-08 | 维沃移动通信有限公司 | A kind of charging control circuit, charging circuit and charge control method |
CN110768382A (en) * | 2018-07-25 | 2020-02-07 | Oppo广东移动通信有限公司 | Wireless charging method and device, storage medium and electronic equipment |
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JP2015231287A (en) * | 2014-06-05 | 2015-12-21 | 株式会社ダイヘン | Non-contact power transmission device |
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JP2015231287A (en) * | 2014-06-05 | 2015-12-21 | 株式会社ダイヘン | Non-contact power transmission device |
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Inventor after: Gao Yongbo Inventor before: Gao Yongbo |