CN104570853B - Highly reliable combination intelligent spatial overlay - Google Patents
Highly reliable combination intelligent spatial overlay Download PDFInfo
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- CN104570853B CN104570853B CN201410795047.1A CN201410795047A CN104570853B CN 104570853 B CN104570853 B CN 104570853B CN 201410795047 A CN201410795047 A CN 201410795047A CN 104570853 B CN104570853 B CN 104570853B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0421—Multiprocessor system
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Abstract
Highly reliable combination intelligent spatial overlay, it is related to satellite solar power supply system field, existing power supply system is solved due to using Single Controller framework on duty, cause to break down and be only switched into the pattern of backup, and host command can only passively be performed using slave during distributed design, the problems such as causing whole system to be collapsed when going wrong, the system from top to bottom, are divided into phantom, maintenance level and power supply layer from logical level.There is special interface between layers for communicating and controlling.Can be mutually monitored with each equipment between layer each other, but can not be controlled.Upper strata directly can be controlled to lower floor or indirect control, and lower floor is also monitored to upper strata simultaneously, if it find that upper strata is broken down can be reported to top layer or to house keeping computer by interface between layers.In present system, any one level, any one part there occurs that failure can realize fault tracing, Fault Isolation and fault self-recovery by the detection of other parts.
Description
Technical field
The present invention relates to satellite uses solar power supply system field, and in particular to a kind of to controller, the power-supply system can
Realize fault tracing, Fault Isolation and fault recovery.
Background technology
The space apparatus such as satellite are generally required and are equipped with solar charging/discharging power-supply system, adopt existing spatial overlay more
Its high reliability is realized with the mode of dual-host backup, if main alternate device fails is needed to be switched to alternate device and is worked on.
But this scheme is only the backup mode of component-level, and this backup mode cannot realize system self-healing.
Civilian power-supply controller of electric is typically controlled using Single Controller, or adopts Distributed Design.If Single Controller
Break down, control cannot be completed., typically by a main frame as main control end, other slaves are to each height for Distributed Design
State gathers (the such as voltage of accumulator, discharge current, charging current, cell array state etc.), the letter of subsystem
Breath is given main frame and is judged, only main frame is had the right the operation (such as forbid charging, forbid electric discharge) for controlling subsystems, and
With respect to main frame, slave passively can only be performed.So if main frame breaks down, the collapse of whole system is caused.
The content of the invention
The present invention can only be cut due to using Single Controller framework on duty, causing to break down to solve existing power supply system
The pattern of backup is changed to, and host command can only passively be performed using slave during distributed design, caused when going wrong
A kind of the problems such as whole system is collapsed, there is provided highly reliable combination intelligent spatial overlay.
Highly reliable combination intelligent spatial overlay, the system are divided into power supply from top to bottom by three etale topology structure compositions
Layer, maintenance level and phantom；
The power supply layer is made up of multigroup independently-powered unit, and per group of independently-powered unit works independently, and completes internal control
System, group in measurement monitoring, group in logic monitors, group in bypass the immediate leadership warning and higher level control intervention task；The power supply layer and whole star
Load is connected, and realizes the power supply of whole star；
The maintenance level is made up of multiple supervisory controllers, and a group in each supervisory controller control power supply layer is only
Vertical power supply unit, is provided with communication bus interface between maintenance level and house keeping computer, each supervisory controller passes through EBI
Communicate with house keeping computer, realize that Star Service response, evaluation at the same level, details read, restart reset, foreign intervention and independently-powered list
The function that unit rejects；
The hardware that the phantom is built by triplication redundancy circuit circuit group of voting is constituted, phantom and external reception observing and controlling
The information that system sends, the resource to having rejected are accessed again；Hardware ballot circuit group completes rudimentary warning and includes, ties up
In sheath, supervisory controller resets, supervisory controller is rejected, the independently-powered unit in power supply layer resets, independently-powered list
Unit rejects, resource consolidation task.
Beneficial effects of the present invention：The present invention propose it is a kind of each failure can be reviewed, can be isolated, can spontaneous recovery space
Instrument power source system.In whole power-supply system, any one level, any one part there occurs that failure can pass through which
Fault tracing, Fault Isolation and fault self-recovery are realized in the detection of his part.
If power supply layer some independently-powered unit breaks down, maintenance level supervisory controller can be only by this
The bus of vertical power supply unit and other independently-powered units are found to its monitoring in time and first to restarting.If restarted
Still cisco unity malfunction, can be judged and be directly controlled according to the information that other independently-powered units are provided, such as afterwards
Fruit directly controls unsuccessful the part can be rejected from system.
If maintenance level supervisory controller breaks down, the multigroup independently-powered unit of power supply layer is by phantom
Hardware ballot circuit group sends warning, if the enough at most hardware that warning is accumulated within a certain period of time votes circuit group to correlation
Supervisory controller is resetted.If the equipment is still reported an error after repeatedly resetting, hardware votes circuit group the host computer
Controller eliminates system, by the state inspection of each independently-powered unit of the hardware ballot circuit group control power supply layer of phantom
Survey.In addition, other supervisory controllers with layer can send the supervisory controller fault message, Star Service meter to house keeping computer
Calculation machine tunable TT＆C system coordinates failture evacuation.
If hardware ballot circuit group breaks down, the supervisory controller of maintenance level is by between house keeping computer
Communication earthward report, ground by TT＆C system control phantom hardware vote circuit group, so as to by mistake reject
Part again access system correcting mistake.
Description of the drawings
Fig. 1 is highly reliable combination intelligent spatial overlay logical topology chart of the invention.
Fig. 2 is highly reliable combination intelligent spatial overlay equipment connecting relation sketch of the invention.
Fig. 3 is the structural representation of an independently-powered unit in the present invention.
Specific embodiment
Specific embodiment one, with reference to Fig. 1 to Fig. 3 illustrate present embodiment, highly reliable combination intelligent spatial overlay,
The system from top to bottom, can be divided into phantom, the design of three aspects of maintenance level and power supply layer from logical level.Layer with layer it
Between have special interface for communicating and control.Can be mutually monitored with each equipment between layer each other, but can not be controlled.Upper strata
Lower floor can directly be controlled or indirect control (reset eliminates system), lower floor is also monitored to upper strata simultaneously,
If it find that directly upper strata is broken down and can pass through interface between layers to top layer or report to house keeping computer.In resolution
Layer, is made up of the hardware ballot circuit group of a triplication redundancy.SPARTAN-6 chip of the circuit group using XILINX companies
Realize the ballot circuit group of the hardware with triplication redundancy.Maintenance level is made up of n supervisory controller, the supervisory controller
Realize that it is independent that each supervisory controller controls following m groups by the C8051F040 that Silicon Laboratories Inc are generated
Power supply unit.N and m is positive integer, and the function between each layer is most of all to be realized safeguarding by software.
Power supply layer is the lowermost layer of whole electric power system, and it is the basis of energy production, and it loads the realization that is connected with whole star
The power supply of whole star.This layer is made up of several independently-powered units.Independently-powered unit can work independently, and it can pass through
Hardware circuit and software programming can complete internal control, the interior measurement monitoring of group, organize bypass the immediate leadership in interior logic monitors, group warning, group
Long warning of bypassing the immediate leadership, higher level's control intervention task.
The specific tasks of independently-powered unit include：
1) internal control --- the built-in slave computer of independently-powered unit reads the state inside independently-powered unit in real time
Information, and charge and discharge control is carried out to system according to current information；
2) measurement monitoring in organizing --- the real-time reading of the built-in slave computer of independently-powered unit itself and other are independently-powered
The internal information of unit, and the information is sent to supervisory controller by bus；
3) in organizing, logic monitors --- the built-in slave computer of independently-powered unit is in real time according to other independently-powered units
The operation judges of internal information and other independently-powered units other independently-powered units whether normal work, and this judgement knot
Fruit is sent to the supervisory controller of maintenance level by bus；
4) bypassing the immediate leadership in group, warning --- the built-in slave computer of independently-powered unit is in real time according to other independently-powered units
The operation judges of internal information and other independently-powered units other independently-powered units whether normal work, and this judgement knot
Fruit is sent to the hardware ballot circuit group of phantom by bus；
5) group leader bypasses the immediate leadership, and warning --- the built-in slave computer of independently-powered unit monitors the operation of supervisory controller in real time,
If the operation of supervisory controller is considered as wrong, warning of bypassing the immediate leadership is sent to hardware ballot circuit group by internal I/O and is referred to
Order；
6) higher level's control intervention --- in independently-powered unit can be bypassed according to the control instruction that supervisory controller sends
The slave computer in portion is directly controlled to the charging control circuit and charge/discharge control circuit inside independently-powered unit.
Maintenance level is located at the centre of whole system, and it is made up of several supervisory controllers.Each supervisory controller
One group of independently-powered unit of control power supply layer.Maintenance level has communication bus interface with house keeping computer outside, and each is upper
Machine controller can be communicated with house keeping computer by bus, be realized to information integration and Star Service answering in group.Host computer
Controller can complete Star Service response, it is at the same level evaluate, details reads, restart the rejecting of resets, foreign intervention and independently-powered unit
Task.
Supervisory controller task includes：
1) Star Service response --- each power supply unit that can work independently is organized with this and communicated, read each autonomous working
The current system information of unit, integrates backward house keeping computer and reports；
2) it is at the same level to evaluate --- the response to other each supervisory controllers is determined, if other PC controls
Response of the device to house keeping computer is wrong, then inform that the house keeping computer supervisory controller has failure in subsequent time, by
House keeping computer is responsible for further handling failure；
3) details reads --- collection of each slave computer to the current state of all power supply units that can work independently is read,
To implement the external control to certain autonomous working power supply unit if necessary；
4) restart reset --- each autonomous working unit is contrasted by reading the failure of other autonomous working units is commented
Valency information determines whether that there is some power-supply controller breaks down, if there is 5 different independently-powered units pair in 1 second
Some independently-powered unit evaluation is failure, then the slave computer of the autonomous working power supply unit is restarted；
If 5) foreign intervention --- had in 100 seconds after restarting for 5 times, the independently-powered unit is still determined failure,
I/O instructions are sent to the independently-powered unit of the failure according to the identical information of 5 power supply unit collections then carries out directly controlling to make
Its normal work；
If 6) independently-powered unit is rejected --- after having carried out external control 60 seconds, certain independently-powered unit is still judged to
Failure, then from electric power system reject the unit.
The supervisory controller is made up of single-chip microcomputer and related support circuit, realizes various control functions by software,
Single-chip microcomputer is realized resetting relevant device and relevant device removing function by controlling the break-make of metal-oxide-semiconductor as switch.
Phantom is located at the top of whole system, the hardware ballot circuit group that it is built by triplication redundancy circuit.
Phantom is sent to information in outside acceptable TT＆C system, and the various resources to having rejected are accessed again.Hardware is thrown
Ticket circuit group can complete that rudimentary warning is included, supervisory controller resets, supervisory controller is rejected, independently-powered unit is multiple
Position, independently-powered unit are rejected, resource consolidation task.
Hardware ballot circuit group function includes：
1) rudimentary warning is included --- and real-time monitoring simultaneously records the police that the built-in slave computer of each independently-powered unit sends
Accuse；
2) supervisory controller resets --- and it is hard if in 1 second, had 5 different independently-powered units to give a warning
Part ballot circuit group carries out reset operation to supervisory controller；
If 3) supervisory controller is rejected --- in 100 seconds, there are 5 supervisory controllers to be restarted, upper
Position machine controller cuts the system of eliminating；
4) independently-powered unit resets --- after this group of supervisory controller is disallowable goes out system, hardware ballot circuit group
If more than 5 different independently-powered units think that some power supply unit operation is wrong in 1 minute, then to the independence
Power supply unit slave computer resets；
5) independently-powered unit is rejected --- after this group of supervisory controller is disallowable goes out system, if in 100 seconds
There are 5 certain power supply unit slave computers to be restarted, then the independently-powered unit is cut the system of eliminating；
6) resource consolidation --- TT＆C system can be multiple by circuit group operation of voting to hardware, the system to having rejected
Some resources are eliminated system by position, again access system.
The hardware ballot circuit group is realized by fpga chip and peripheral circuit.Fpga chip realizes three by hardware programming
Mould redundancy and relevant control function.Fpga chip by controlling the break-make of metal-oxide-semiconductor as switch, realize resetting relevant device and
Relevant device removing function.
With reference to Fig. 2, house keeping computer is connected with three supervisory controllers by external data bus (CAN), is supplied
Electric layer is made up of 24 independently-powered units, and per 8, independently-powered unit constitutes one group, is responsible for dimension by a supervisory controller
Shield.Inside power-supply controller of electric, 24 independently-powered units, a triplication redundancy hardware ballot circuit groups pass through internal data bus
(CAN) is interconnected.Inside the independently-powered unit of power supply layer each group, each status information all passes through signal status information line each
Share in group.Supervisory controller and hardware ballot circuit group can control the inside of each independently-powered unit by control circuit
Operation, can control supply line by controlling metal-oxide-semiconductor, control each independently-powered unit slave computer and power and supervisory controller
(i.e. the state of controlling switch K1-1～K1-8 controls the access shape of independently-powered unit 1-1～1-8 whether to access electric power system
The state of state, controlling switch K1 and K3 is controlling the access state of supervisory controller 1～3).Independently-powered unit can be by control
Circuit processed sends warning of bypassing the immediate leadership to the hardware ballot circuit group of phantom.Independently-powered unit understands this by status information link
The information of other independently-powered units in group.TT＆C system controls the hardware ballot circuit of phantom by external control circuit,
Existing resource is implement resource integration.
With reference to Fig. 3, independently-powered unit comprising solaode array element, isolating diode, peak power tracking circuit,
Charging control circuit, charge/discharge control circuit, state acquisition circuit, drive circuit, cascaded lithium ion batteries group (contain equalizing circuit),
Slave computer, slave computer power switch, EBI, controlled output interface, control input interface, State- output interface, state are defeated
Incoming interface and power supply output interface.
First by isolating diode to protect cell array, then electric energy leads to the electric energy that solaode array element is produced
Peak power tracking circuit is crossed, output voltage stabilization is made and is made electromotive power output maximum.Hereafter, an electric energy part can be by power supply
Output interface is exported, and a part can flow through charging control circuit and charge for accumulator.
First by isolating diode to protect cell array, then electric energy leads to the electric energy that solaode array element is produced
Peak power tracking circuit is crossed, output voltage stabilization is made and is made electromotive power output maximum.Hereafter, an electric energy part can be by power supply
Output interface is exported, and a part can flow through charging control circuit and charge for accumulator.Slave computer can be filled by drive circuit control
Electric control circuit and charge/discharge control circuit are accumulator cell charging and discharging, gather various states by state acquisition circuit, by bus
Interface is communicated with outside.
Charging control circuit controls work by drive circuit, is that cascaded lithium ion accumulator charges.Drive circuit controls lithium
Ion internal balance circuit carries out equilibrium for lithium-ions battery.When busbar voltage is higher than threshold value, lithium-ions battery can lead to
Overdischarge control circuit is discharged.The electric current of accumulator battery will be powered for slave computer by switching K, the control of control input interface input
Signal controllable switch K processed resets for slave computer.Analogue signal inside the whole independently-powered unit of state acquisition circuit collection,
Such as accumulator battery voltage and respectively economize on electricity cell voltage, charge controller input voltage, battery discharging electric current, battery charging current
Etc. information, on the one hand these information are gathered by slave computer, are on the other hand transported to State- output interface for for other slave computers
Information source is provided.Control input interface and slave computer can be by drive circuits to charging control circuit, charge/discharge control circuit
And battery equalizing circuit is controlled.Slave computer sends group leader to the hardware ballot circuit group of phantom by controlled output interface
Bypass the immediate leadership warning.Order and to decision-making level issue group into bypass the immediate leadership warning of the slave computer by EBI response maintenance level.Under described
Position machine is made up of single-chip microcomputer and related support circuit, realizes various control functions by software, and single-chip microcomputer is by controlling metal-oxide-semiconductor
Break-make realizes the control function to relevant device as switch.The next machine controller is by Silicon Laboratories Inc
The C8051F040 of generation is realized.
Claims (7)
1. highly reliable combination intelligent spatial overlay, the system by three etale topology structure compositions, be divided into from top to bottom power supply layer,
Maintenance level and phantom；
The power supply layer is connected with outside whole star load, realizes the power supply of whole star, and power supply layer is made up of multigroup independently-powered unit,
Per group of independently-powered unit works independently, and realizes warning of bypassing the immediate leadership in logic monitors, group in the interior measurement monitoring of internal control, group, group
With higher level's control intervention function；
Power supply layer is the lowermost layer of whole electric power system, and it is the basis of energy production, and it loads the realization that is connected, the layer with whole star
It is made up of several independently-powered units, independently-powered unit can work independently, it can pass through hardware circuit and software
Programming can complete internal control, bypass the immediate leadership in logic monitors, group in measurement monitoring, group in group warning, group leader and bypass the immediate leadership warning, higher level
Control intervention task；
The maintenance level is made up of multiple supervisory controllers, and a group in each supervisory controller control power supply layer is independent to be supplied
Electric unit, is provided with communication bus interface between maintenance level and house keeping computer, each supervisory controller passes through EBI and star
Business compunication, realizes that Star Service response, peer are evaluated, details reads, restart reset, foreign intervention and independently-powered unit and picks
The function of removing；
The hardware that the phantom is built by triplication redundancy circuit circuit group of voting is constituted, phantom and external reception TT＆C system
The information of transmission, the resource to having rejected are accessed again；Hardware ballot circuit group complete rudimentary warning include, maintenance level
Middle supervisory controller resets, supervisory controller is rejected, the independently-powered unit in power supply layer resets, independently-powered unit is picked
Except, resource consolidation task.
2. highly reliable combination intelligent spatial overlay according to claim 1, it is characterised in that described per group independent to supply
Electric unit includes solaode array element, isolating diode, peak power tracking circuit, charging control circuit, control of discharge
Circuit, state acquisition circuit, drive circuit, cascaded lithium ion accumulator battery, slave computer, slave computer power switch K, bus connect
Mouth, controlled output interface, control input interface, State- output interface, state input interface and power supply output interface；
The electric energy that the solaode array element is produced protects cell array, the electric energy to pass through its peak work by isolating diode
Rate tracks circuit, makes output voltage stabilization and makes electromotive power output maximum, tracks an electric energy part for circuit by peak power
Can be cascaded lithium ion battery charging by charging control circuit by output interface output of powering, another part；It is the next
It is cascaded lithium ion accumulator battery discharge and recharge that machine controls charging control circuit and charge/discharge control circuit by drive circuit, by shape
State Acquisition Circuit collection charging control circuit, the state of charge/discharge control circuit and serial lithium battery group, by EBI with it is outer
Portion's equipment is communicated.
3. highly reliable combination intelligent spatial overlay according to claim 1 and 2, it is characterised in that the power supply layer
Realize internal control, group in measurement monitoring, group in logic monitors, group in bypass the immediate leadership warning and higher level control intervention function；Specially：
The status information inside independently-powered unit, and root are read in internal control, the built-in slave computer of independently-powered unit in real time
Charge and discharge control is carried out to intelligent space power-supply system according to current status information；
Organize the interior of interior measurement monitoring, the real-time reading of the built-in slave computer of independently-powered unit itself and other independently-powered units of group
Portion's information, and the information is sent by bus to the supervisory controller of maintenance level；
Logic monitors in group, the built-in slave computer of independently-powered unit in real time according to the internal information of other independently-powered units and
Operation, judges other independently-powered units whether normal work, and will determine that result sends upper to maintenance level by bus
Machine controller；
Bypass the immediate leadership warning in group, the built-in slave computer of independently-powered unit in real time according to the internal information of other independently-powered units and
Operation judges other independently-powered units whether normal work, and will determine that result is sent by bus to the hardware of phantom and throw
Ticket circuit group；
Group leader bypasses the immediate leadership warning, and the built-in slave computer of independently-powered unit monitors the operation of the supervisory controller of maintenance level in real time,
If the operation of supervisory controller is considered as wrong, warning of bypassing the immediate leadership is sent to hardware ballot circuit group by internal I/O and is referred to
Order；
Higher level's control intervention, independently-powered unit bypass inside according to the control instruction that the supervisory controller of maintenance level sends
Slave computer is directly controlled to the charging control circuit and charge/discharge control circuit inside independently-powered unit.
4. highly reliable combination intelligent spatial overlay according to claim 1, it is characterised in that in the maintenance level
Supervisory controller is realized that Star Service response, peer are evaluated, details reads, restart reset, foreign intervention and independently-powered unit and is picked
The function of removing, specially：
Star Service response, supervisory controller are communicated with each independently-powered unit for working independently in this group, read each
The current system information of the independently-powered unit for working independently, and system information is integrated into backward house keeping computer report；
At the same level to evaluate, response of a certain supervisory controller to other each supervisory controllers is determined, if on other
Position response of the machine controller to house keeping computer is wrong, then inform that the house keeping computer supervisory controller is present in subsequent time
Failure, is responsible for further handling failure by house keeping computer；
Details reads, and supervisory controller reads slave computer in each independently-powered unit to all independences that can work independently
The collection of the current state of power supply unit, realizes the external control to certain independently-powered unit for working independently；
Restart reset, the supervisory controller independently-powered unit that each works independently by reading contrast is independently-powered to other
The assessment of fault information of unit, determines whether that there is some independently-powered unit breaks down, if having multiple in some seconds
Different independently-powered units is failure to some independently-powered unit evaluation, then the slave computer of the independently-powered unit is entered
Row is restarted；
Foreign intervention, if after having within some seconds and repeatedly restarting, the independently-powered unit is still determined failure, then according to many
The identical information of individual power supply unit collection sends I/O instructions to the independently-powered unit of the failure, and carrying out directly control makes which normal
Work；
Independently-powered unit is rejected, if after having carried out external control some seconds, certain independently-powered unit is still judged to failure, then
The unit is rejected from electric power system.
5. highly reliable combination intelligent spatial overlay according to claim 1, it is characterised in that the hardware ballot electricity
Road group realizes that rudimentary warning is included, supervisory controller resets, supervisory controller is rejected, independently-powered unit resets, independent
Power supply unit rejects the function with resource consolidation；Specially：
Rudimentary warning is included, and real-time monitoring simultaneously records the warning that the built-in slave computer of each independently-powered unit sends；
Supervisory controller resets, if there is each and every one different independently-powered units many to give a warning within some seconds, hardware
Ballot circuit group carries out reset operation to supervisory controller；
Supervisory controller is rejected, if within some seconds having multiple supervisory controller to be restarted, host computer control
Device processed cuts the system of eliminating；
Independently-powered unit resets, and after this group of supervisory controller is disallowable goes out system, hardware votes circuit group at some points
It is if multiple independently-powered units different above think that some power supply unit operation is wrong in clock, then independently-powered to this
Unit slave computer resets；
Independently-powered unit is rejected, after this group of supervisory controller is disallowable goes out system, if having within some seconds it is multiple certain
Power supply unit slave computer is restarted, then the independently-powered unit is cut the system of eliminating；
Resource consolidation, TT＆C system by circuit group operation of voting to hardware, to rejected system reset, access system again
Some resources are eliminated system by system.
6. highly reliable combination intelligent spatial overlay according to claim 4, it is characterised in that in the maintenance level
When supervisory controller is realized restarting reset, if having 5 different independently-powered units in 1 second to 10 seconds to some independence
Power supply unit is evaluated as failure, then the slave computer of the independently-powered unit is restarted；Foreign intervention, if at 50 seconds extremely
Have in 600 seconds after restarting for 5 times, the independently-powered unit is still determined failure, then the identical letter according to 5 power supply units collections
Breath sends I/O instructions to the independently-powered unit of the failure, and carrying out directly control makes its normal work；
Independently-powered unit is rejected, if after having carried out external control 60 seconds, certain independently-powered unit is still judged to failure, then
The unit is rejected from electric power system.
7. highly reliable combination intelligent spatial overlay according to claim 5, it is characterised in that the hardware ballot electricity
When road group realizes that supervisory controller resets, if there is 5 different independently-powered units to give a warning in 1 second to 10 seconds,
Then hardware ballot circuit group carries out reset operation to supervisory controller；
Supervisory controller is rejected, if there is 5 supervisory controllers to be restarted in 50 seconds to 600 seconds, upper
Machine controller cuts the system of eliminating；
Independently-powered unit resets, after this group of supervisory controller is disallowable goes out system, hardware vote circuit group at 1 minute extremely
If more than 5 different independently-powered units think that some power supply unit operation is wrong in 10 minutes, then to the independence
Power supply unit slave computer resets；
Independently-powered unit is rejected, after this group of supervisory controller is disallowable goes out system, if having 5 in 50 seconds to 600 seconds
Secondary certain power supply unit slave computer is restarted, then the independently-powered unit is cut the system of eliminating.
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| CN105958941B (en) * | 2016-04-29 | 2017-09-29 | 航天东方红卫星有限公司 | A kind of satellite power system calculation of characteristic parameters and multi-turn energy balance decision method |
| CN106850042A (en) * | 2017-01-18 | 2017-06-13 | 成都科脉通信技术有限公司 | Double star backup fixed base stations |
| CN109995108A (en) * | 2019-03-29 | 2019-07-09 | 西安微电子技术研究所 | A kind of control computer of space special type charge power supply |
| CN111711256A (en) * | 2020-06-19 | 2020-09-25 | 上海空间电源研究所 | Distributed power supply system of spacecraft |
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