CN106130084A - Novel uninterrupted power source - Google Patents
Novel uninterrupted power source Download PDFInfo
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- CN106130084A CN106130084A CN201510901711.0A CN201510901711A CN106130084A CN 106130084 A CN106130084 A CN 106130084A CN 201510901711 A CN201510901711 A CN 201510901711A CN 106130084 A CN106130084 A CN 106130084A
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Abstract
The invention discloses a kind of novel uninterrupted power source, it is characterised in that including: accumulator, be used for storing electric energy and externally exporting electric energy；Battery management circuit, described battery management circuit is for controlling the charging and discharging of accumulator；It is characterized in that, also include DC supply input and output circuit；Described DC supply input and output circuit are connected with described accumulator by described battery management circuit, for the DC voltage of described accumulator is outwards exported, and described DC supply input and output circuit are additionally operable to external dc voltage is delivered to accumulator, charge for described accumulator.The novel uninterrupted power source that the present invention provides, described novel uninterrupted power source has the double item electric power added machinery of alternating current and direct current input, alternating current civil power both can have been utilized to charge for set of cells, it is also possible to utilize unidirectional current to charge for set of cells.The present invention also has the double item supply of electric power function of alternating current and direct current output simultaneously.
Description
Technical field
The present invention relates to novel uninterrupted power source.
Background technology
UPS (uninterrupted power source), in order to prevent grid cut-off, realize uninterrupted power supply and arrange, is by accumulator and main frame
Inverters etc. are connected, it is achieved unidirectional current is converted to the system equipment of alternating current.For for armarium, computer network system,
Communication base station system, power electronic equipment provide stable, continual supply of electric power.The three zones that UPS has is: voltage stabilizing,
Filtering, uninterrupted, there is the effect of voltage stabilizing and filtering when electrical network has supply of electric power, to eliminate or to weaken external electrical network to electricity consumption
The interference of equipment, it is ensured that the normal table operating of equipment.When grid cut-off, it can be real by internal response mechanism circuit
The power supply supply switching of existing zero propagation, the DC conversion provided by internal battery is that perfect alternating current electricity supply and use equipment makes
With, it is ensured that electrical equipment continuous running while imperceptible any change, it is truly realized the uninterrupted operation of electrical equipment.
Along with the intellectuality of electrical appliance equipment, its internal many employing low-voltage DCs, as power supply supply, need during use to make electricity consumption
Line voltage is converted to the DC voltage that inside can use by source adapter.Therefore, for using galvanic electrical equipment to join
Standby existing ups power has a technological deficiency of the following aspects:
1, energy input is single, can only be supplemented the electric power of internal battery by alternating current.
2, inside must have DC/AC inversion function, and unidirectional current is converted to the alternating current of required specific voltage.
3, intraware is many, reduces the overall service efficiency of power supply.
Summary of the invention
An object of the present invention is to overcome deficiency of the prior art, it is provided that a kind of energy input and output various novel not
Uninterruptible power.
For realizing object above, it is achieved through the following technical solutions:
Novel uninterrupted power source, it is characterised in that including:
Accumulator, is used for storing electric energy and externally exporting electric energy；
Battery management circuit, described battery management circuit is for controlling the charging and discharging of accumulator；
It is characterized in that, also include DC supply input and output circuit；Described DC supply input and output circuit are by described battery
Management circuit be connected with described accumulator, be used for the DC voltage of described accumulator is outwards exported, and described DC supply input and
Output circuit is additionally operable to external dc voltage is delivered to accumulator, charges for described accumulator.
According to a preferred embodiment of the invention, described DC supply input and output circuit include the two-way chopper circuit of DC/DC and direct current
Electricity input and output interface circuit；The two-way chopper circuit of described DC/DC is after processing the DC voltage from described accumulator
It is delivered to described DC supply input and output interface circuit, and is exported by described DC supply input and output interface circuit；And it is described
The two-way chopper circuit of DC/DC is additionally operable to, by after the Direct current treatment from described DC supply input and output interface circuit, be delivered to
Described accumulator is the charging of described accumulator.
According to a preferred embodiment of the invention, described DC supply input and output interface circuit are USB Type-C interface circuit.
According to a preferred embodiment of the invention, DC supply input and output interface are also included；Described DC supply input and output interface
For being connected with to mating connector, for described DC supply input and output interface circuit and to mating connector between transmit direct current
Electricity.
According to a preferred embodiment of the invention, described DC supply input and output interface are USB Type-C interface.
According to a preferred embodiment of the invention, USB Type-C interface circuit has control chip, and described control chip controls described
The voltage of DC supply input and the on an off of output interface circuit, in real time monitoring input circuit and current status also control input circuit
The size of middle electric current.
According to a preferred embodiment of the invention, also include that main control module, described main control module are used for controlling described battery management circuit
And described DC supply input and output circuit work.
According to a preferred embodiment of the invention, described DC supply input and output circuit include that DC supply input circuit and unidirectional current are defeated
Go out circuit；It is provided with field effect transistor on described DC supply input circuit and unidirectional current output circuit；Described control chip is by control
Make described field effect transistor and control described DC supply input circuit and the on an off of unidirectional current output circuit.
The novel uninterrupted power source that the present invention provides, described novel uninterrupted power source has the double item electric power of alternating current and direct current input and mends
Fill mechanism, alternating current civil power both can have been utilized to charge for set of cells, it is also possible to utilize unidirectional current to charge for set of cells.Simultaneously this
Bright also have the double item supply of electric power function of alternating current and direct current output.Eliminate when using the electrical equipment of band USB Type-C interface
After first battery tension being changed into alternating current by inverter, power supply adaptor through electrical equipment transfers the corresponding step using voltage to again
Suddenly, improve utilization rate of electrical, the operational efficiency of system and add the added machinery of internal power.In some application scenario,
Novel uninterrupted power source in the present invention can save the electronic circuit of internal inverters part, it is achieved that inversion change-over circuit can
Cutting, simplifies the internal structure of novel uninterrupted power source, reduces the cost of novel uninterrupted power source so that this novel not between
Power-off source has more competitiveness.Increase charged with direct current function so that the set of cells charge power supply in the present invention is abundanter, no
It is limited to civil power one source, uses safer, reliable.
Accompanying drawing explanation
Fig. 1 is the functional block diagram of the novel uninterrupted power source in the embodiment of the present invention 1.
Fig. 2 is the DC supply input output circuit schematic diagram in the embodiment of the present invention 1.
Fig. 3 be main equipment in the embodiment of the present invention 1 with from equipment matching relationship schematic diagram.
Fig. 4 is the functional block diagram of the novel uninterrupted power source in inventive embodiments 2.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is described in detail by embodiment:
Embodiment 1
As it is shown in figure 1, novel uninterrupted power source 200, set for the alternating current that mains-supplied equipment 100 provides is transferred to electricity consumption
Standby 300.Electrical equipment 300 is the equipment of DC powered.Set in electrical equipment 300 or be externally provided with power supply adaptor 301.Electricity
Alternating current is converted to unidirectional current and uses by source adapter 301.According to the novel uninterrupted power source 200 of the present invention, it arranges civil power
Input interface 201, the static switch 202 being connected with civil power input interface 201, and the alternating current being connected with static switch 202
Output interface 203.Power supply adaptor 301 electrically connects with alternating current output interface 203.Mains-supplied equipment 100 passes through civil power
Input interface 201, static switch 202 and alternating current output interface 203 provide alternating current for power supply adaptor 301.
Novel uninterrupted power source 200 described in the present embodiment, is additionally provided with accumulator and battery management circuit 210.Such as Fig. 1
In shown preferred exemplary, accumulator number is multiple, and composition set of cells 220 works.Battery management circuit 210 is used for managing
The work of each accumulator in set of cells 220.According to the novel uninterrupted power source 200 of the present invention, it also includes main control module
260 and man machine interface 205, main control module 260 communicates to connect with battery management circuit 210, and by telecommunication circuit 204 and people
Machine interface 205 communicates.Operator may utilize man machine interface 205 and main control module 260 input control instruction, and by master control mould
Block 260 controls the work of set of cells 220 by battery management circuit 210.Main control module 260 can be by from battery management circuit 210
The status information of the set of cells 220 collected is shown to operator by man machine interface 205.According in the present invention novel not
Uninterruptible power, it also includes that testing circuit and detection device (not shown) are for detecting set of cells 220 or therein
The duty of some or certain several accumulator or working environment, and testing result is carried by battery management circuit 210
To main control module 260, main control module 260 shown by man machine interface 205, or by main control module 260 according to setting
Rule control set of cells 220 or the work of some or certain several accumulator therein, such as make certain accumulator quit work
Or change duty.
According to the novel uninterrupted power source 200 of the present invention, civil power input interface 201 by AC/DC current rectifying and wave filtering circuit 211,
Battery management circuit 210 electrically connects with set of cells 220.AC/DC current rectifying and wave filtering circuit 211 is for being converted to alternating current civil power
Unidirectional current is also delivered to set of cells 220 and charges after over commutation, filtering.According to the novel uninterrupted power source of the present invention, battery
Group 220 is electrically connected with STS static switch 202 by DC/AC inverter circuit 213 and isolation filter circuit 214.DC/AC is inverse
Power transformation road 213 and isolation filter circuit module 204 for the DC voltage in set of cells 220 being converted to alternating voltage, and every
It is supplied to power supply adaptor 301 through STS static switch 202 after Filtering Processing.Main control module 260 controls set of cells 220 and exists
When output AC is electric.Such as, when mains failure, civil power cannot be powered for power supply adaptor 301, and main control module 260 can
With the whether normal power supply of the condition adjudgement civil power according to civil power power delivery circuit, and detecting that mains-supplied circuit cannot be fitted for power supply
When orchestration 301 is powered, control set of cells 220 and power for power supply adaptor 301.
Novel uninterrupted power source 200 in the present embodiment also includes DC supply input and output circuit 230.DC supply input and defeated
Go out circuit 230 to be connected with battery management circuit 210, both may be used for outwards exporting the unidirectional current of set of cells 220 to electricity consumption and having set
Standby 300, may be used for again external dc electricity is delivered to set of cells 220, charge for described set of cells 220.DC supply input and
Output circuit 230 includes DC supply input and output interface circuit and DC supply input and output interface.DC supply input and output
Interface circuit is connected with DC supply input and output interface.Electrical equipment 300 can be by DC supply input and output interface and direct current
Electricity input and output interface circuit are connected.According to a preferred embodiment of the invention, DC supply input and output circuit also include DC/DC
Two-way chopper circuit 231.The two-way chopper circuit of DC/DC 231 is both after changing the DC voltage from described set of cells 220
It is delivered to DC supply input and output interface circuit, and is exported by DC supply input and output interface circuit.The two-way copped wave of DC/DC
Circuit 231 is delivered to set of cells 220 for institute after being additionally operable to change the DC voltage from DC supply input and output interface circuit
State set of cells 220 to charge.The function of two-way DC/DC chopper circuit is the bi-directional conversion realizing voltage, function in the present invention
It is that battery tension both can be depressurized to specific pressure value, as being down to after the voltage of 20 volts through DC supply input and output interface circuit
Output, it is also possible to by the boost in voltage through DC supply input and output interface circuit input to slightly above battery tension, for electric power storage
Charge in pond.
As shown in Figure 1, Figure 2 and Figure 3, according to a preferred embodiment of the invention, described DC supply input and output interface circuit
Including DC/DC two-way copped wave change-over circuit 231 and USB Type-C interface circuit 232.Described DC supply input and output interface
For USB Type-C interface 233.Equipment with USB Type-C interface is divided into three kinds, and one is only to do main equipment；
The second is only can to do from equipment；The third is both can to have done main equipment can also do from equipment.By USB Type-C interface
The equipment of output electric energy is main equipment, is from equipment by the equipment of USB Type-C interface input electric energy.Both main equipment can have been done
Can also do and from the equipment of equipment, both there is power output function also there is power input function.Power supply adaptor is only can to decide
The equipment of equipment, its can only output can not input power.Only can do, from the equipment of equipment, only there is power input function.
The equipment that only can do main equipment can realize power transfer function with only doing after the equipment from equipment is connected.Only can decide
The equipment of equipment cannot realize data transmission and power transfer function with the equipment that only can do main equipment after being connected；Only can do from
The equipment of equipment also cannot realize data transmission and power transfer function with only doing after the equipment from equipment is connected.The present embodiment
Novel uninterrupted power source 200 both can do main equipment and can also do from equipment.Novel uninterrupted power source 200 in the present embodiment
By USB Type-C interface output electric energy time as main equipment.Novel uninterrupted power source 200 in the present embodiment passes through USB
For from equipment when Type-C interface input electric energy i.e. charges.
The external equipment being connected with the novel uninterrupted power source in the present invention is also equipped with USB Type-C interface circuit, Liang Zhetong
Cross USB Type-C cable to connect.External equipment and novel uninterrupted power source 200 of the present invention are by USB Type-C cable
During connection, the USB Type-C interface circuit of external equipment and novel uninterrupted power source 200 can be determined certainly by inside detection resistance
Oneself principal and subordinate role.Main equipment can pass through CC (CC1 and CC2) signal with the USB Type-C interface control chip in equipment
Line carries out data communication and determines the relevant device information from equipment, and main equipment provides corresponding electric energy according to from the information of equipment.When
Novel uninterrupted power source in the present embodiment with can do from the equipment such as consumption electronic product such as panel computer, mobile phone, or the most permissible
After doing the equipment such as power supply adaptor connection of main equipment, both sides can be identified with signal control line CC by internal detection resistance respectively
The rear role determining oneself.Holding wire CC1 and holding wire CC2 one of them if be detected that detection resistance, then be changed into VCONN,
Another makees configuration signal line and uses.Novel uninterrupted power source 200 described in the present embodiment with the power supply that only can do main equipment
When adapter connects, can play the part of from equipment by internal detection resistance identification and actively.Novel uninterrupted electricity of the present invention
Source 200 when the equipment from equipment is connected with only doing can be passed through internal detection resistance identification and actively play the part of main equipment.
When using USB Type-C cable to be connected with external dc power by novel uninterrupted power source 200 of the present invention, and
When external dc power provides unidirectional current, USB Type-C interface control chip can judge outside straight by internal detection resistance
Stream power supply is as main equipment, and using novel uninterrupted power source 200 as from equipment.Then data communication is carried out by CC holding wire
Determining the relevant device information of novel uninterrupted power source, external dc power provides corresponding according to the information of novel uninterrupted power source
Electric energy, charges for set of cells 220.USB Type-C Interface Controller core within novel uninterrupted power source 200 of the present invention
Sheet U1 is by controlling DC/DC two-way copped wave change-over circuit 231 so that set of cells 220 is operated in electric energy input pattern, i.e. charges
Pattern.The VBUS_VMON pin of the control chip U1 of the USB Type-C interface circuit 232 of device interior can be supervised in real time simultaneously
Survey the voltage on VBUS holding wire, take corresponding abnormality processing when overtension, prevent equipment from damaging because of overtension.
In preferred exemplary as shown in Figure 2, USB Type-C interface circuit includes DC supply input circuit and unidirectional current output circuit.
DC supply input circuit and unidirectional current output circuit are between the two-way chopper circuit of DC/DC 231 and USB Type-C interface 233.
DC supply input circuit (Input) and unidirectional current output circuit (Output) are provided with field effect transistor (PFET or NFET).USB
The Type-C interface control chip U1 on an off by controlling filed effect management and control DC supply input circuit (Input), and direct current
The on an off of electricity output circuit (Output), controls to work for accumulator charging and discharging further.The two-way chopper circuit of DC/DC
At least use the elements such as the switching tube of 4 band fly-wheel diodes and resistance, electric capacity, inductance, control chip U1 can according to and be connected
USB Type-C device data signal intelligence and the data such as the voltage that monitors, give corresponding band by output PWM duty cycle
The switching tube of fly-wheel diode, controls trend and the lifting of voltage of electric current by the coordination of switching tube.
USB Type-C interface circuit quantity and USB Type-C interface quantity in the present embodiment both can be one, it is also possible to
It is multiple.If USB Type-C interface circuit quantity and USB Type-C interface quantity are one, then external dc power
302 or DC load 303 one of them electrically connect with USB Type-C interface, according to USB Type-C interface is connected be
External dc power 302 or DC load 303, decision is that novel uninterrupted power source 200 charges or powers.
In preferred exemplary as shown in Figure 1, the novel uninterrupted power source 200 in the present invention have civil power output, unidirectional current defeated
Go out and exchange the several functions such as input.According to using needs, it is also possible to arrange exchange input and exchange output function.Individually below
It is explained.
Civil power output function: mains-supplied equipment 1 is electrically connected with novel uninterrupted power source 200 by civil power input interface 201.
Mains-supplied interface 201, STS static switch 202 and alternating current output interface 203 form civil power output circuit.Power supply adaptor
301 are connected with alternating current output interface 203.Civil power output circuit can carry alternating current to power supply adaptor 301.
It is set of cells charge function that alternating current is converted to unidirectional current: set of cells 220 is by battery management circuit 210, AC/DC rectification
Filter circuit 211 is connected with civil power input interface 201.Alternating current is turned by electric main by AC/DC current rectifying and wave filtering circuit 211
Supply set of cells 220 by battery management circuit 210 after being changed to unidirectional current, filtering to charge.When there being civil power to input, cell tube
Reason circuit 210 can control to charge for set of cells 220 after civil power is converted to unidirectional current.
Unidirectional current is converted to alternating current output function: set of cells 220 by battery management circuit 210, DC/AC inverter circuit 213,
Isolation filter circuit 204, STS static switch 202 are connected with alternating current output interface 203.Battery management circuit 210 is by inspection
The state surveying STS static switch 202 can obtain mains-supplied status information.When civil power power-off, battery management circuit 210
By DC/AC inverter circuit 213, isolation filter circuit 204, STS static switch 202, the unidirectional current of set of cells 220 is changed
Export for alternating current.
DC supply input charge function: set of cells 220 by battery management circuit 210, DC/DC two-way copped wave change-over circuit 231,
USB Type-C interface circuit 232, USB Type-C interface 233 are connected with external dc power 302.External dc power 302
It is only used as main equipment.The control chip U1 of USB Type-C the interface circuit 232 and USB Type-C of external dc power 302
The control chip of interface circuit passes through information communication, determines that the novel uninterrupted power source 200 of the present invention is as from equipment.Control core
Sheet U1 opens DC supply input circuit (Input).External dc power 302 is by USB Type-C interface 233, USB Type-C
Interface circuit 232, DC/DC chopper circuit 231, battery management circuit 210 charge for set of cells 220.
Unidirectional current output function: set of cells 220 is by battery management circuit 210, DC/DC two-way copped wave change-over circuit 231, USB
Type-C interface circuit 232, USB Type-C interface 233 are connected with DC load 303.DC load 303 is only used as from setting
Standby.The control of the USB Type-C interface circuit of the control chip U1 of USB Type-C interface circuit 232 and DC load 303
Chip passes through information communication, determines that the novel uninterrupted power source 200 of the present invention is as main equipment.Control chip U1 opens unidirectional current
Output circuit (Output).Set of cells 220 by the two-way chopper circuit of DC/DC 231, USB Type-C interface circuit 232,
USB Type-C interface 233 is powered for DC load 303.
The present invention can control the charging of set of cells 220, electric discharge by battery management circuit 210.Battery management circuit 210
Can select to be converted to unidirectional current by alternating current is that set of cells 220 is charged or DC source 302 charges for set of cells 220.This
Embodiment can be according to real work needs, it is determined whether retain alternating current charging function and corresponding circuit module.
Embodiment 2
As shown in Figure 4, novel uninterrupted power source 200, set for the alternating current that mains-supplied equipment 100 provides is transferred to electricity consumption
Standby 300.Electrical equipment 300 is the equipment of DC powered.Set in electrical equipment 300 or be externally provided with power supply adaptor 301.Electricity
Alternating current is converted to unidirectional current and uses by source adapter 301.According to the novel uninterrupted power source 200 of the present invention, it arranges civil power
Input interface 201, the static switch 202 being connected with civil power input interface 201, and the alternating current being connected with static switch 202
Output interface 203.Power supply adaptor 301 electrically connects with alternating current output interface 203.Mains-supplied equipment 100 passes through civil power
Input interface 201, static switch 202 and alternating current output interface 203 provide alternating current for power supply adaptor 301.
Novel uninterrupted power source 200 described in the present embodiment, is additionally provided with accumulator and battery management circuit 210.Such as Fig. 1
In shown preferred exemplary, accumulator number is multiple, and composition set of cells 220 works.Battery management circuit 210 is used for managing
The work of each accumulator in set of cells 220.According to the novel uninterrupted power source 200 of the present invention, it also includes main control module
260 and man machine interface 205, main control module 260 communicates to connect with battery management circuit 210, and by telecommunication circuit 204 and people
Machine interface 205 communicates.Operator may utilize man machine interface 205 and main control module 260 input control instruction, and by master control mould
Block 260 controls the work of set of cells 220 by battery management circuit 210.Main control module 260 can be by from battery management circuit 210
The status information of the set of cells 220 collected is shown to operator by man machine interface 205.According in the present invention novel not
Uninterruptible power, it also includes that testing circuit and detection device (not shown) are for detecting set of cells 220 or therein
The duty of some or certain several accumulator or working environment, and testing result is carried by battery management circuit 210
To main control module 260, main control module 260 shown by man machine interface 205, or by main control module 260 according to setting
Rule control set of cells 220 or the work of some or certain several accumulator therein, such as make certain accumulator quit work
Or change duty.
Novel uninterrupted power source 200 in the present embodiment also includes DC supply input and output circuit 230.DC supply input and defeated
Go out circuit 230 to be connected with battery management circuit 210, both may be used for outwards exporting the unidirectional current of set of cells 220 to electricity consumption and having set
Standby 300, may be used for again external dc electricity is delivered to set of cells 220, charge for described set of cells 220.DC supply input and
Output circuit 230 includes DC supply input and output interface circuit and DC supply input and output interface.DC supply input and output
Interface circuit is connected with DC supply input and output interface.Electrical equipment 300 can be by DC supply input and output interface and direct current
Electricity input and output interface circuit are connected.According to a preferred embodiment of the invention, DC supply input and output circuit also include DC/DC
Two-way chopper circuit 231.The two-way chopper circuit of DC/DC 231 is both after changing the DC voltage from described set of cells 220
It is delivered to DC supply input and output interface circuit, and is exported by DC supply input and output interface circuit.The two-way copped wave of DC/DC
Circuit 231 is delivered to set of cells 220 for institute after being additionally operable to change the DC voltage from DC supply input and output interface circuit
State set of cells 220 to charge.The function of two-way DC/DC chopper circuit is the bi-directional conversion realizing voltage, function in the present invention
It is that battery tension both can be depressurized to specific pressure value, as being down to after the voltage of 20 volts through DC supply input and output interface circuit
Output, it is also possible to by the boost in voltage through DC supply input and output interface circuit input to slightly above battery tension, for electric power storage
Charge in pond.
As shown in Fig. 4, Fig. 2 and Fig. 3, according to a preferred embodiment of the invention, described DC supply input and output interface circuit
Including DC/DC two-way copped wave change-over circuit 231 and USB Type-C interface circuit 232.Described DC supply input and output interface
For USB Type-C interface 233.Equipment with USB Type-C interface is divided into three kinds, and one is only to do main equipment；
The second is only can to do from equipment；The third is both can to have done main equipment can also do from equipment.By USB Type-C interface
The equipment of output electric energy is main equipment, is from equipment by the equipment of USB Type-C interface input electric energy.Both main equipment can have been done
Can also do and from the equipment of equipment, both there is power output function also there is power input function.Power supply adaptor is only can to decide
The equipment of equipment, its can only output can not input power.Only can do, from the equipment of equipment, only there is power input function.
The equipment that only can do main equipment can realize power transfer function with only doing after the equipment from equipment is connected.Only can decide
The equipment of equipment cannot realize data transmission and power transfer function with the equipment that only can do main equipment after being connected；Only can do from
The equipment of equipment also cannot realize data transmission and power transfer function with only doing after the equipment from equipment is connected.The present embodiment
Novel uninterrupted power source 200 both can do main equipment and can also do from equipment.Novel uninterrupted power source 200 in the present embodiment
By USB Type-C interface output electric energy time as main equipment.Novel uninterrupted power source 200 in the present embodiment passes through USB
For from equipment when Type-C interface input electric energy i.e. charges.
The external equipment being connected with the novel uninterrupted power source in the present invention is also equipped with USB Type-C interface circuit, Liang Zhetong
Cross USB Type-C cable to connect.External equipment and novel uninterrupted power source 200 of the present invention are by USB Type-C cable
During connection, the USB Type-C interface circuit of external equipment and novel uninterrupted power source 200 can be determined certainly by inside detection resistance
Oneself principal and subordinate role.Main equipment can pass through CC (CC1 and CC2) signal with the USB Type-C interface control chip in equipment
Line carries out data communication and determines the relevant device information from equipment, and main equipment provides corresponding electric energy according to from the information of equipment.When
Novel uninterrupted power source in the present embodiment with can do from the equipment such as consumption electronic product such as panel computer, mobile phone, or the most permissible
After doing the equipment such as power supply adaptor connection of main equipment, both sides can be identified with signal control line CC by internal detection resistance respectively
The rear role determining oneself.Holding wire CC1 and holding wire CC2 one of them if be detected that detection resistance, then be changed into VCONN,
Another makees configuration signal line and uses.Novel uninterrupted power source 200 described in the present embodiment with the power supply that only can do main equipment
When adapter connects, can play the part of from equipment by internal detection resistance identification and actively.Novel uninterrupted electricity of the present invention
Source 200 when the equipment from equipment is connected with only doing can be passed through internal detection resistance identification and actively play the part of main equipment.
When using USB Type-C cable to be connected with external dc power by novel uninterrupted power source 200 of the present invention, and
When external dc power provides unidirectional current, USB Type-C interface control chip can judge outside straight by internal detection resistance
Stream power supply is as main equipment, and using novel uninterrupted power source 200 as from equipment.Then data communication is carried out by CC holding wire
Determining the relevant device information of novel uninterrupted power source, external dc power provides corresponding according to the information of novel uninterrupted power source
Electric energy, charges for set of cells 220.USB Type-C Interface Controller core within novel uninterrupted power source 200 of the present invention
Sheet U1 is by controlling DC/DC two-way copped wave change-over circuit 231 so that set of cells 220 is operated in electric energy input pattern, i.e. charges
Pattern.The VBUS_VMON pin of the control chip U1 of the USB Type-C interface circuit 232 of device interior can be supervised in real time simultaneously
Survey the voltage on VBUS holding wire, take corresponding abnormality processing when overtension, prevent equipment from damaging because of overtension.
In preferred exemplary as shown in Figure 2, USB Type-C interface circuit includes DC supply input circuit and unidirectional current output circuit.
DC supply input circuit and unidirectional current output circuit are between the two-way chopper circuit of DC/DC 231 and USB Type-C interface 233.
DC supply input circuit (Input) and unidirectional current output circuit (Output) are provided with field effect transistor (NFET or PFET).USB
The Type-C interface control chip U1 on an off by controlling filed effect management and control DC supply input circuit (Input), and direct current
The on an off of electricity output circuit (Output), controls to work for accumulator charging and discharging further.The two-way chopper circuit of DC/DC
At least use the elements such as the switching tube of 4 band fly-wheel diodes and resistance, electric capacity, inductance, control chip U1 can according to and be connected
USB Type-C device data signal intelligence and the data such as the voltage that monitors, give corresponding band by output PWM duty cycle
The switching tube of fly-wheel diode, controls trend and the lifting of voltage of electric current by the coordination of switching tube.
USB Type-C interface circuit quantity and USB Type-C interface quantity in the present embodiment both can be one, it is also possible to
It is multiple.If USB Type-C interface circuit quantity and USB Type-C interface quantity are one, then external dc power
302 or DC load 303 one of them electrically connect with USB Type-C interface, according to USB Type-C interface is connected be
External dc power 302 or DC load 303, decision is that novel uninterrupted power source 200 charges or powers.
In preferred exemplary as shown in Figure 4, the novel uninterrupted power source 200 in the present invention have civil power output, unidirectional current defeated
Go out and the several functions such as direct current input.
Civil power output function: mains-supplied equipment 1 is electrically connected with novel uninterrupted power source 200 by civil power input interface 201.
Mains-supplied interface 201, STS static switch 202 and alternating current output interface 203 form civil power output circuit.Power supply adaptor
301 are connected with alternating current output interface 203.Civil power output circuit can carry alternating current to power supply adaptor 301.
DC supply input charge function: set of cells 220 by battery management circuit 210, DC/DC two-way copped wave change-over circuit 231,
USB Type-C interface circuit 232, USB Type-C interface 233 are connected with external dc power 302.External dc power 302
It is only used as main equipment.The control chip U1 of USB Type-C the interface circuit 232 and USB Type-C of external dc power 302
The control chip of interface circuit passes through information communication, determines that the novel uninterrupted power source 200 of the present invention is as from equipment.Control core
Sheet U1 opens DC supply input circuit (Input).External dc power 302 is by USB Type-C interface 233, USB Type-C
Interface circuit 232, DC/DC chopper circuit 231, battery management circuit 210 charge for set of cells 220.
Unidirectional current output function: set of cells 220 is by battery management circuit 210, DC/DC two-way copped wave change-over circuit 231, USB
Type-C interface circuit 232, USB Type-C interface 233 are connected with DC load 303.DC load 303 is only used as from setting
Standby.The control of the USB Type-C interface circuit of the control chip U1 of USB Type-C interface circuit 232 and DC load 303
Chip passes through information communication, determines that the novel uninterrupted power source 200 of the present invention is as main equipment.Control chip U1 opens unidirectional current
Output circuit (Output).Set of cells 220 by the two-way chopper circuit of DC/DC 231, USB Type-C interface circuit 232,
USB Type-C interface 233 is powered for DC load 303.
The present invention can control the charging of set of cells 220, electric discharge by battery management circuit 210.
Embodiment in the present invention is only used for that the present invention will be described, is not intended that the restriction to right, this area
Interior technical staff it is contemplated that other replacements being substantially equal to, the most within the scope of the present invention.
Claims (8)
- The most novel uninterrupted power source, it is characterised in that including:Accumulator, is used for storing electric energy and externally exporting electric energy；Battery management circuit, described battery management circuit is for controlling the charging and discharging of accumulator；It is characterized in that, also include DC supply input and output circuit；Described DC supply input and output circuit are by described electricity Pond management circuit is connected with described accumulator, for the DC voltage of described accumulator is outwards exported, and described direct current Electricity input and output circuit are additionally operable to external dc voltage is delivered to accumulator, charge for described accumulator.
- Novel uninterrupted power source the most according to claim 1, it is characterised in that described DC supply input and output circuit bag Include the two-way chopper circuit of DC/DC and DC supply input and output interface circuit；The two-way chopper circuit of described DC/DC is used for It is delivered to described DC supply input and output interface circuit after being processed by DC voltage from described accumulator, and by institute State DC supply input and output interface circuit output；And the described two-way chopper circuit of DC/DC be additionally operable to by from described directly After the Direct current treatment of stream electricity input and output interface circuit, being delivered to described accumulator is the charging of described accumulator.
- Novel uninterrupted power source the most according to claim 2, it is characterised in that described DC supply input and output interface electricity Road is USB Type-C interface circuit.
- 4. according to the novel uninterrupted power source described in Claims 2 or 3, it is characterised in that also include DC supply input and output Interface；Described DC supply input and output interface for being connected with to mating connector, be used in described DC supply input and Output interface circuit and between mating connector transmit unidirectional current.
- Novel uninterrupted power source the most according to claim 4, it is characterised in that described DC supply input and output interface are USB Type-C interface.
- Novel uninterrupted power source the most according to claim 4, it is characterised in that USB Type-C interface circuit has control Chip, described control chip controls described DC supply input and the on an off of output interface circuit, the electricity of monitoring input in real time The voltage on road and current status also control the size of electric current in input circuit.
- Novel uninterrupted power source the most according to claim 1, it is characterised in that also include main control module, described master control mould Block is used for controlling described battery management circuit and described DC supply input and output circuit work.
- Novel uninterrupted power source the most according to claim 1, it is characterised in that described DC supply input and output circuit bag Include DC supply input circuit and unidirectional current output circuit；It is all provided with on described DC supply input circuit and unidirectional current output circuit It is equipped with field effect transistor；Described control chip controls described DC supply input circuit and direct current by controlling described field effect transistor The on an off of electricity output circuit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015102218937 | 2015-05-04 | ||
| CN201510221893 | 2015-05-04 |
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| CN106130084A true CN106130084A (en) | 2016-11-16 |
| CN106130084B CN106130084B (en) | 2019-02-01 |
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| CN108899955A (en) * | 2018-07-27 | 2018-11-27 | 上海联影医疗科技有限公司 | A kind of power-down control device and active medical equipment |
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| CN106130084B (en) | 2019-02-01 |
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