CN107276416A - Switch power supply equipment and system - Google Patents
Switch power supply equipment and system Download PDFInfo
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- CN107276416A CN107276416A CN201710669955.XA CN201710669955A CN107276416A CN 107276416 A CN107276416 A CN 107276416A CN 201710669955 A CN201710669955 A CN 201710669955A CN 107276416 A CN107276416 A CN 107276416A
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- 238000002955 isolation Methods 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 13
- 238000009826 distribution Methods 0.000 abstract description 40
- 230000007246 mechanism Effects 0.000 abstract description 9
- 230000005611 electricity Effects 0.000 description 8
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/263—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of measured values
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Power Sources (AREA)
Abstract
The invention provides a kind of switch power supply equipment and system, it is related to electric and electronic technical field, including power supply processing circuit, Electro Magnetic Compatibility (Electro Magnetic Compatibility, abbreviation EMC) filter circuit, control module, isolating device and output filtering process circuit；The line information that the first control chip and the second control chip in control module are detected according to detection means simultaneously carries out data processing；When first control chip is faster than the second control chip data processing speed, first control chip obtains the first data processed result by data processing, first control signal is exported to control execution circuit according to the first data processed result, solve the power mode for distribution terminal present in prior art, distribution automation system is coordinating the time of distribution terminal and pole line switch operating mechanism relatively long, it is impossible to be rapidly completed the technical problem of the isolation control of line fault.
Description
Technical field
The present invention relates to electric and electronic technical field, more particularly, to a kind of switch power supply equipment and system.
Background technology
High-voltage fence overhead transmission line passes through primary power source voltage transformer (Phase voltage Transformers, letter
Claim PT) equipment conversion after exchange (alternating current, abbreviation AC) 220V as main power source give distribution terminal supply
Electricity, while to reserve battery floating charge.Distribution terminal is by AC220V voltage conversions into the direct current (direct required for distribution network systems
Current, abbreviation DC) 24V, provide electricity for distribution terminal system, battery management, communication loop and line switching operating mechanism
Source.Reserve battery is back-up source, after bilateral main power source dead electricity, is powered by reserve battery, distribution terminal can be made to work on
For a period of time, it is ensured that can be in finite time to switch operating mechanism and communication normal work under power down mode.Realize and match somebody with somebody
The quick response of automation, terminal itself just must quickly start and run judgement.It is transformer in high-tension overhead line, each
It is series relationship to plant switchgear.When circuit breaks down, it is desirable to distribution network systems detect failure, secondary relay driving by
Electricity, 120ms should be less than by switching the summation of the time of sub-switching operation.For terminal, it is necessary to Fault Isolation within this time,
Otherwise transformer station itself trips, distribution automation failure.
Mainly there is two ways for the power supply of distribution terminal at present, one kind is transformer mode, the electricity of transformer mode
The source startup time can only can realize there is stable DC24V in 200 milliseconds, it is impossible to meet right in power network electrical power distribution automatization system
The requirement of power supply；Another is Switching Power Supply mode, uses common power, common power is to the power supply cold start-up time in 1-
Between 2 seconds, far below the requirement in power network electrical power distribution automatization system to power supply.
Therefore, at present in the power mode of distribution terminal, distribution automation system is coordinating distribution terminal and maked somebody a mere figurehead
The time of line switching operating mechanism is relatively long, it is impossible to quickly finish the isolation control of line fault.
The content of the invention
In view of this, it is an object of the invention to provide a kind of switch power supply equipment and system, to solve prior art
Present at present in the power mode of distribution terminal, distribution automation system is opened coordinating distribution terminal and overhead transmission line
The time for closing operating mechanism is relatively long, it is impossible to quickly finish the technical problem of the isolation control of line fault.
In a first aspect, the embodiments of the invention provide a kind of switch power supply equipment, including：Power supply processing circuit, electromagnetism are simultaneous
Capacitive (Electro Magnetic Compatibility, abbreviation EMC) filter circuit, control module, isolating device and defeated
Go out filtering process circuit；
EMC filter circuit is connected with power supply processing circuit and control module respectively；
Isolating device is connected with control module and output filtering process circuit respectively；
The control module includes：Detection means, the first control chip, the second control chip and control execution circuit；
The line information that first control chip and the second control chip are detected according to the detection means simultaneously enters line number
According to processing；
When the first control chip is faster than the second control chip data processing speed, the first control chip passes through data processing
The first data processed result is obtained, and is believed according to first data processed result to the first control of output of control execution circuit
Number.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein,
One control chip to control execution circuit export first control signal while to the second control chip export described first
Data processed result.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein,
Two control chips terminate data handling procedure when receiving first data processed result.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the third of first aspect, wherein,
Two control chips obtain the second data processed result by data processing, and by first data processed result and described second
Data processed result is checked, and is obtained and is sent checked result.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 4th of first aspect kind, wherein,
Two control chips obtain the second data processed result, according to described when the first control chip breaks down by data processing
Second data processed result exports the second control signal to control execution circuit.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 5th of first aspect kind, wherein,
Two control chips send the fault message of the first control chip when the first control chip breaks down.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 6th of first aspect kind, wherein, inspection
Surveying device includes：At least one of temperature sensor, voltage detector, current detector.
Second aspect, the embodiment of the present invention also provides a kind of switch power supply system, including：Terminal and such as first aspect
Switch power supply equipment；
The switch power supply equipment also includes communication device, for sending the first data processing knot to the terminal
Really；
Pass through wireless communication connection between the terminal and the switch power supply equipment.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein, institute
State the second control chip in switch power supply equipment and the second data processed result is obtained by data processing, and described first is counted
Checked according to result with second data processed result, obtain and send checked result；
The terminal receives the checked result, and determines failure chip according to the checked result.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of second of second aspect, wherein, the
Two control chips send the fault message of the first control chip when the first control chip breaks down；
The terminal receives the fault message, and carries out alarm according to the fault message.
Technical scheme provided in an embodiment of the present invention brings following beneficial effect：Switch electricity provided in an embodiment of the present invention
In source device and system, switch power supply equipment include control module, isolating device, power supply processing circuit, EMC filter circuit with
And filtering process circuit is exported, isolating device is connected with control module and output filtering process circuit respectively, EMC filter circuit
It is connected respectively with power supply processing circuit and control module, wherein, control module includes：Detection means, the first control chip,
What two control chips and control execution circuit, the first control chip and the second control chip were detected according to detection means simultaneously
Line information carries out data processing, when the first control chip is faster than the second control chip data processing speed, the first control core
Piece obtains the first data processed result by data processing, and according to the first data processed result to control execution circuit output the
One control signal, the line information detected simultaneously according to detection means by the first control chip and the second control chip is carried out
Method of operation while data processing, and control is isolated etc. according to the data processed result progress most obtained soon, realize to circuit
The lifting of speed is controlled, so as to solve in the prior art in the current power mode of distribution terminal, distribution automation
Unite and coordinating the time of distribution terminal and pole line switch operating mechanism relatively long, it is impossible to quickly finish line fault
Isolate the technical problem of control.
Other features and advantages of the present invention will be illustrated in the following description, also, partly be become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and obtained in accompanying drawing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of switch power supply equipment provided in an embodiment of the present invention；
Fig. 2 shown in the switch power supply equipment that the embodiment of the present invention is provided, the concrete structure schematic diagram of control module；
Fig. 3 shown in the switch power supply equipment that the embodiment of the present invention is provided, the concrete structure schematic diagram of isolating device；
Fig. 4 is the structural representation of switch power supply system provided in an embodiment of the present invention.
Icon：1- switch power supply equipments；11- power supply processing circuits；12-EMC filter circuits；13- control modules；14- every
From device；15- exports filtering process circuit；16- communication devices；131- detection means；The control chips of 132- first；133- second
Control chip；134- controls execution circuit；141- isolating transformers；142- photoelectrical couplers；2- switch power supply systems；21- is whole
End.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Technical scheme be clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
At present in the power mode of distribution terminal, distribution automation system is opened in cooperation distribution terminal and overhead transmission line
Close operating mechanism time it is relatively long, it is impossible to quickly finish line fault isolation control, based on this, the embodiment of the present invention
A kind of switch power supply equipment and system provided, can solve power supply at present for distribution terminal present in prior art
In mode, distribution automation system is coordinating the time of distribution terminal and pole line switch operating mechanism relatively long, it is impossible to
Quickly finish the technical problem of the isolation control of line fault.
For ease of understanding the present embodiment, first to a kind of switch power supply equipment disclosed in the embodiment of the present invention with
And system describes in detail.
Embodiment one：
A kind of switch power supply equipment provided in an embodiment of the present invention, can be the power-supply system of distribution power automation terminal, energy
It is enough in distribution Intelligent electric power network system.As shown in figure 1, switch power supply equipment 1 can include：Power supply processing circuit
11st, EMC filter circuit 12, control module 13, isolating device 14 and output filtering process circuit 15.Power supply processing circuit 11,
EMC filter circuit 12, isolating device 14 and output filtering process circuit 15 etc. can also be arranged at the interior of switch power supply equipment 1
Portion.
Specifically, EMC filter circuit is connected with power supply processing circuit 11 and control module 13 respectively, 14 points of isolating device
It is not connected with control module 13 and output filtering process circuit 15.The exchange electrical input of switch power supply equipment 1 can be connected
Common port, zero line and live wire, the DC output end of switch power supply equipment 1 can export 24V direct currents.
At power supply processing circuit 11, EMC filter circuit 12, control module 13, isolating device 14 and output filtering
Circuit 15 is managed, power network AC power is turned into smoother direct current by realization, so that exchange input direct-current output.
As the preferred embodiment of the present embodiment, control module 13 can also be control unit.Control module 13 includes：
Detection means 131, the first control chip 132, the second control chip 133 and control execution circuit 134.First control chip
132 and second the line information that is detected simultaneously according to detection means 131 of control chip 133 carry out data processing.In addition, detection
Device 131 can be with installation settings in the outside of control module 13, the first control chip 132, the second control chip 133 and control
Execution circuit 134 can be arranged at the inside of control module 13.
It is further, when the first control chip 132 to the second control chip, 133 data processing speeds are fast, the first control
Coremaking piece 132 obtains the first data processed result by data processing, and performs electricity to control according to the first data processed result
Road exports the first control signal.Likewise, when the second control chip 133 to the first control chip, 132 data processing speeds are fast,
Second control chip 133 obtains the second data processed result by data processing, and according to the second data processed result to control
Execution circuit exports the second control signal.
Therefore, run simultaneously by dual chip, the final data processed result using that faster chip of the speed of service,
So as to realize the lifting for the speed that operation control is carried out according to detection case.
As shown in Fig. 2 the first control chip 132 can be connected with the second control chip 133.The data processing speed of service is fast
That control chip to control execution circuit output control signal while also to another control chip output obtain speed
That fast data processed result.If for example, the speed of service of the data processing of the first control chip 132 is faster than the second control core
Piece 133, then the first control chip 132 to control execution circuit export the first control signal while to the second control chip 133
Export the first data processed result.
In one implementation, the second control chip 133 is terminated at data when receiving the first data processed result
Reason process, realizes and reduces the consumed energy of operation, so as to realize the saving of energy.
In another implementation, the second control chip 133 obtains the second data processed result by data processing, and
First data processed result is checked with the second data processed result, obtains and sends checked result, can be sent out to terminal
Send checked result.
It is preferred that, the second control chip 133 obtains when the first control chip 133 breaks down by data processing
Two data processed results, the second control signal is exported according to the second data processed result to control execution circuit.
Likewise, the first control chip 132 is when the second control chip 133 breaks down, is obtained by data processing
One data processed result, the first control signal is exported according to the first data processed result to control execution circuit, so as to realize double
The technique effect of chip redundancy.
As a preferred scheme, the second control chip 133 sends first when the first control chip 132 breaks down
The fault message of control chip 132.Likewise, the first control chip 132 is when the second control chip 133 breaks down, send
The fault message of second control chip 133.It is preferred that, the fault message of control chip can be sent to terminal.
It should be noted that detection means 131 includes：In temperature sensor, voltage detector, current detector at least
It is a kind of.Detection means 131, which can also be provided in protection circuit, is currently running middle various parameters and various instrumented datas.And control to hold
Row circuit can realize the control and modulation in terms of quick startup, wide pressure input.Therefore, control module 13 can pass through detection
Device 131, control execution circuit, control chip etc. realize that overvoltage protection, overtemperature protection, short-circuit protection, under-voltage protection, excessively stream are protected
Shield etc..For example, can be according to the operating ambient temperature of power supply, so as to control in too high circumstance temperature power supply Weight losing.
As the another embodiment of the present embodiment, for control module 13, it can also enter from output end with input
Row sampling, is compared with setting value, then controls inverter according to comparative result, changes its pulsewidth or arteries and veins frequency, makes output steady
It is fixed.The data that control module 13 can also be provided according to detection means 131, differentiate that there is provided control execution circuit through protection circuit
Various safeguard measures are carried out to power supply.It is preferred that, control circuit can be controlled the work shape of main circuit by input with output condition
The circuit of state.
In addition, the power supply processing circuit 11 in switch power supply equipment 1 can be used for alternating current being converted to direct current.And
The effect of EMC filter circuit can be that the clutter for filtering the power network clutter existed and hindering the machine to produce feeds back to power network, hand over
Flow input side and EMC filter circuit or EMC wave filters are installed, can solve the problem that EMC electromagnetic compatibility problems.
In addition, EMC wave filters can be used in instrument and meter, automation control system, to suppress and eliminate industry certainly
Strong electromagnetic and the electric spark interference of dynamicization system for field, proofread and correct field instrumentation instrument, it is ensured that the peace of automation control system
Full reliability service.EMC wave filters can be serially connected with field instrumentation instrument, the power inleting terminal of automation control appliance, for disappearing
Except the various large-scale induction equipments such as blower fan, water pump, compressor, motor, the hydraulic turbine, generator, turbine open braking and runtime
Between the interference to power supply that produces.EMC wave filters can also be serially connected with the Control of instrument and meter, automation control appliance
Output end, does for producing electromagnetism during eliminating the various inductive load switching electricity such as rear class contactor, magnetic valve, blower fan, water pump
Disturb and spark interference.
As shown in figure 3, isolating device 14 can include isolating transformer 141 and photoelectrical coupler 142.Isolating transformer
141 with photoelectrical coupler 142 can coupled signal, play a part of electrical isolation.And connect with the isolating device 14 such as transformer
The part connect can be power outputting section, export rectification and filtering, realize that there is provided reliable and stable direct current according to load needs
Power supply.
Switch power supply equipment 1 provided in an embodiment of the present invention, can be the switch power special of novel distribution network automation, should
The cold start-up time of power supply can be merely greater than 40ms, it can be ensured that distribution automation system coordinates distribution whole in a short period of time
End and pole line switch operating mechanism, complete the isolation of line fault.And electrical power distribution automatization system realizes distrbution network
Operation monitoring and the automated system of control, possess distribution SCADA, feeder automation, electrical network analysis application and related application system
The functions such as system interconnection, distribution terminal is the important component of automated system, and it is mounted in primary equipment operation scene
Automation equipment, major function is same to the collection of electric power network switch operation information, control, fault detect, logout, time
Step, remote maintenance self diagnosis, data storage, communication etc..And in distribution automation system, realize the capital equipment of distribution automation
Including：High-voltage switch gear, high pressure PT, distribution terminal, communication module etc..
Moreover, the wide input voltage range for the switch power supply equipment 1 that the present invention is provided is general, output voltage stabilization can not
Being fluctuated by line voltage distribution is influenceed, and with the function to the protection such as over-pressed, under-voltage, excessively stream, overheat, short circuit.
As the preferred embodiment of the present embodiment, switch power supply equipment 1 can be the pattern of integrated module, and common
Switch compares small volume, can significantly reduce the volume using the switch power supply equipment 1.
Embodiment two：
A kind of switch power supply system provided in an embodiment of the present invention, as shown in figure 4, switch power supply system 2 includes：Terminal 21
And the switch power supply equipment that above-described embodiment one is provided.
In actual applications, switch power supply equipment 1 can also include communication device 16, be counted for sending first to terminal 21
According to result and the first data processed result.Wireless communication connection can be passed through between terminal and switch power supply equipment 1.
In the present embodiment, the second control chip 133 in switch power supply equipment 1 can obtain the second number by data processing
Checked according to result, and by the first data processed result with the second data processed result, obtain and send checked result.
Terminal can receive the checked result, and determine failure chip according to checked result.
It is further that the second control chip 133 can send first and control when the first control chip 132 breaks down
The fault message of coremaking piece 132.Terminal can receive the fault message, and carry out alarm according to fault message.
As the another embodiment of the present embodiment, the first control chip 132 can also be with the second control chip 133
The form of processor, as first processor and second processor, the data detected according to detection means 131 are carried out at data
The operation of reason.
Processor is probably a kind of IC chip, the disposal ability with signal.In implementation process, above-mentioned functions
It can be completed by the integrated logic circuit of the hardware in processor or the instruction of software form.Above-mentioned processor can be
General processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit (Network
Processor, abbreviation NP) etc.；It can also be digital signal processor (Digital Signal Processing, abbreviation
DSP), application specific integrated circuit (Application Specific Integrated Circuit, abbreviation ASIC), ready-made compile
Journey gate array (Field-Programmable Gate Array, abbreviation FPGA) or other PLDs, discrete gate
Or transistor logic, discrete hardware components.It can realize or perform the disclosed function in the embodiment of the present invention.It is logical
It can be microprocessor with processor or the processor can also be any conventional processor etc..With reference to the embodiment of the present invention
Disclosed function can be embodied directly in hardware decoding processor and perform completion, or with the hardware in decoding processor and soft
Part block combiner performs completion.
Switch power supply system provided in an embodiment of the present invention, the switch power supply equipment provided with above-described embodiment has identical
Technical characteristic, so can also solve identical technical problem, reach identical technique effect.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary, without
It is that therefore, other examples of exemplary embodiment can have different values as limitation.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
In addition, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying phase
To importance.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.
, can be with several embodiments provided herein, it should be understood that disclosed systems, devices and methods
Realize by another way.Device embodiment described above is only schematical, for example, the division of the unit,
It is only a kind of division of logic function, there can be other dividing mode when actually realizing, in another example, multiple units or component can
To combine or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or beg for
The coupling each other of opinion or direct-coupling or communication connection can be by some communication interfaces, device or unit it is indirect
Coupling is communicated to connect, and can be electrical, machinery or other forms.
If the function is realized using in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially in other words
The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are to cause a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each of the invention embodiment methods described.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
Finally it should be noted that：Embodiment described above, is only the embodiment of the present invention, to illustrate the present invention
Technical scheme, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those within the art that：Any one skilled in the art
The invention discloses technical scope in, it can still modify to the technical scheme described in previous embodiment or can be light
Change is readily conceivable that, or equivalent substitution is carried out to which part technical characteristic；And these modifications, change or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical scheme of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
1. a kind of switch power supply equipment, it is characterised in that including：Power supply processing circuit, EMC filter circuit, control module, isolation
Device and output filtering process circuit；
The EMC filter circuit is connected with the power supply processing circuit and the control module respectively；
The isolating device is connected with the control module and the output filtering process circuit respectively；
The control module includes：Detection means, the first control chip, the second control chip and control execution circuit；
The line information that first control chip is detected according to the detection means simultaneously with second control chip enters
Row data processing；
When first control chip is faster than the second control chip data processing speed, first control chip passes through
Data processing obtains the first data processed result, and is exported according to first data processed result to the control execution circuit
First control signal.
2. switch power supply equipment according to claim 1, it is characterised in that first control chip is held to the control
Described in row circuit output first data processed result is exported while the first control signal to second control chip.
3. switch power supply equipment according to claim 2, it is characterised in that second control chip receive it is described
Data handling procedure is terminated during the first data processed result.
4. switch power supply equipment according to claim 2, it is characterised in that second control chip passes through data processing
The second data processed result is obtained, and first data processed result is checked with second data processed result,
Obtain and send checked result.
5. switch power supply equipment according to claim 1, it is characterised in that second control chip is in the described first control
Coremaking piece break down when, the second data processed result is obtained by data processing, according to second data processed result to
The control execution circuit exports the second control signal.
6. switch power supply equipment according to claim 1, it is characterised in that second control chip is in the described first control
When coremaking piece breaks down, the fault message of first control chip is sent.
7. switch power supply equipment according to claim 1, it is characterised in that the detection means includes：Temperature sensor,
At least one of voltage detector, current detector.
8. a kind of switch power supply system, it is characterised in that including：Terminal and the switch as described in claim any one of 1-7
Power-supply device；
The switch power supply equipment also includes communication device, for sending first data processed result to the terminal；
Pass through wireless communication connection between the terminal and the switch power supply equipment.
9. switch power supply system according to claim 8, it is characterised in that the second control in the switch power supply equipment
Chip obtains the second data processed result by data processing, and by first data processed result and second data
Reason result is checked, and is obtained and is sent checked result；
The terminal receives the checked result, and determines failure chip according to the checked result.
10. switch power supply system according to claim 8, it is characterised in that second control chip is described first
When control chip breaks down, the fault message of first control chip is sent；
The terminal receives the fault message, and carries out alarm according to the fault message.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710669955.XA CN107276416B (en) | 2017-08-08 | 2017-08-08 | Switching power supply device and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710669955.XA CN107276416B (en) | 2017-08-08 | 2017-08-08 | Switching power supply device and system |
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| CN107276416A true CN107276416A (en) | 2017-10-20 |
| CN107276416B CN107276416B (en) | 2023-11-21 |
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| CN201710669955.XA Active CN107276416B (en) | 2017-08-08 | 2017-08-08 | Switching power supply device and system |
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| CN107276416B (en) | 2023-11-21 |
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