CN108258736A - A kind of digital distributor for carrier rocket - Google Patents
A kind of digital distributor for carrier rocket Download PDFInfo
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- CN108258736A CN108258736A CN201810098092.XA CN201810098092A CN108258736A CN 108258736 A CN108258736 A CN 108258736A CN 201810098092 A CN201810098092 A CN 201810098092A CN 108258736 A CN108258736 A CN 108258736A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J4/00—Circuit arrangements for mains or distribution networks not specified as ac or dc
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Abstract
A kind of digital distributor for carrier rocket; circuit, bus-tie circuit breaker circuit, panel switches circuit and transient state suppression circuit, governor circuit FPGA, switch driving circuit, sample circuit are filled including counnter attack; bus current enters counnter attack and fills circuit, bus-tie circuit breaker circuit, the sequentially connected circuit of panel switches circuit, and passes through transient state suppression circuit protection distributor;Simultaneously, external bus order is converted into pwm signal by governor circuit FPGA, and pwm signal is sent to the break-make of switch driving circuit control bus switching circuit and panel switches circuit, voltage, electric current, temperature parameter the feeding governor circuit FPGA of power circuitry module each section generation are acquired by sample circuit simultaneously and external bus interacts, digital distributor can realize the distribution of aircraft different topology load as needed, have the characteristics that control is flexible, debugging is convenient, degree of intelligence is high, there is higher integrated level in circuit design, hardware circuit is succinct.
Description
Technical field
The present invention relates to a kind of digital distributors for carrier rocket, exist for electronic equipment and priming system etc. on aircraft
Distribution operation is carried out in ground test and flight course, belongs to the power supply-distribution system of carrier rocket, missile weapon system.
Background technology
Distributor is the key that carrier rocket, missile weapon system stand-alone device, is used to implement electronic equipment on arrow (bullet)
Distribution, turn electricity, power-off and priming system igniting etc. functions.
Traditional distributor is made of electromagnetic relay, and overall volume is larger, measurement is simple, main to include with electric control electricity
Road turns several parts such as electric control circuit, power-off control circuit and priming system firing circuit.Due to flow through the electromagnetism of high current after
Electric appliance volume is larger, causes traditional distributor volume, weight also restrained.It is anxious with the development of aircraft integrated electronics
Distributor need to be integrated into integrated electronics.It is designed using general digital interface and expandable type, becoming reduces cost, carries
The inevitable choice of high flight mission reliability.
In traditional distributor technology, electromagnetic relay volume is larger, and distributor volume, weight is caused also to be limited
System, it is difficult to be integrated into integronics;Meanwhile electromagnetic relay needs analog signal control, since signal passes through equipment
More, antijamming capability is poor.More additionally, due to control signal, controlling cable more slightly causes cable to connect up difficulty in cabin to carry
Height, system overall weight are larger;Electromagnetic relay needs to avoid since itself has sensitive direction when being laid out installation in distributor
Heading brings certain difficulty to the installation of relay;There is no special test circuit in traditional distributor, distributor
Testability is weaker, once breaking down, can not find the failure of distributor itself in time, troubleshooting and fault location be brought tired
It disturbs.
Invention content
The technical problem to be solved by the present invention is to:Conventional aircraft distributor is overcome to rely solely on the control of circuit power
The problem of multiple relay connections, a kind of digital distributor for carrier rocket is provided, by studying distribution topologies form, matching
Electric control logic realizes that distributor state parameter monitors in real time, and it is securely and reliably electronic equipment distribution to achieve the purpose that distributor.
The present invention solves above-mentioned technical problem and is achieved by following technical solution:
A kind of digital distributor for carrier rocket, including power circuitry module, control circuit module, the power electricity
Road module includes counnter attack and fills circuit, bus-tie circuit breaker circuit, panel switches circuit and transient state suppression circuit, wherein:
Counnter attack fills circuit:Input terminal receives bus current, and using bus current as the input of bus-tie circuit breaker circuit, works as mother
When the excessively high generation of line output voltage overshoots and is more than the limit value of setting, being exported by diode progress current oriention prevents voltage
It is anti-to fill damage busbar;
Bus-tie circuit breaker circuit:It receives counnter attack and fills the output current of circuit, while receive the sequential of control circuit module transmission
The output current received when bus-tie circuit breaker is connected, is sent into panel switches electricity by control command and control bus switch on and off
Road is as input;
Panel switches circuit:Receive the output current of bus-tie circuit breaker circuit, while the sequential control that control circuit module is sent
System orders and controls distribution branch break-make, when panel switches are connected, the external device (ED) that the distribution branch connects is controlled to be connected;
Transient state suppression circuit:It is connected to counnter attack and fills circuit input end and panel switches circuit output end, prevent because of busbar electricity
Press through high generation peak voltage;
The control circuit module includes governor circuit FPGA, switch driving circuit, sample circuit, wherein:
Sample circuit:The voltage, electric current, temperature information of power circuitry module each section circuit are acquired and is transmitted back to
Governor circuit FPGA;
Governor circuit FPGA:It receives from external SECO instruction, is converted into pwm pulse signal and is sent to switch
Driving circuit, while receive voltage, electric current, the temperature information of power circuitry module each section circuit inputted from sample circuit
And it is sent to outside;
Switch driving circuit:Receive from the governor circuit FPGA pwm pulse signals sent and to bus-tie circuit breaker circuit and
Panel switches circuit carries out switch on and off control.
The bus-tie circuit breaker circuit include four switching circuit units in parallel, the switching circuit unit include metal-oxide-semiconductor,
Current-limiting resistance and protective resistance, switch driving circuit output terminal are connected with current-limiting resistance input terminal, current-limiting resistance output terminal and MOS
The G of pipe is extremely connected, and counnter attack fills circuit output end and the D of metal-oxide-semiconductor and is extremely connected the defeated of the S poles of metal-oxide-semiconductor and panel switches circuit simultaneously
Entering end to be connected, the S of the both ends of protective resistance respectively with the G poles of metal-oxide-semiconductor, metal-oxide-semiconductor is extremely connected, wherein, G poles, the S poles of metal-oxide-semiconductor are divided
Not as the input, output end between switching circuit unit during parallel connection.
The panel switches circuit include 2 switching circuit units in parallel, the switching circuit unit include metal-oxide-semiconductor,
Current-limiting resistance and protective resistance, switch driving circuit output terminal are connected with current-limiting resistance input terminal, current-limiting resistance output terminal and MOS
The G of pipe is extremely connected, and counnter attack fills circuit output end and the D of metal-oxide-semiconductor and is extremely connected the S poles of metal-oxide-semiconductor simultaneously and the input terminal of external device (ED)
It is connected, the S of the both ends of protective resistance respectively with the G poles of metal-oxide-semiconductor, metal-oxide-semiconductor is extremely connected, wherein, G poles, the S poles of metal-oxide-semiconductor are made respectively
Input, output end when in parallel between switching circuit unit.
The current-limiting resistance resistance value is 10 Europe, and protective resistance resistance value is 10K Europe.
The switch driving circuit include level conversion driver, level conversion driver, triode Q1, triode Q2,
Driving transformer T1, rectifier diode D1, filter resistance R1, filter capacitor C3, capacitance C1, capacitance C2, level turn
It changes driver input end to connect with governor circuit FPGA output terminals, level conversion driver output end and triode Q1, triode
The input terminal connection of the push-pull circuit of Q2 compositions, the output terminal of the push-pull circuit of triode Q1, triode Q2 composition pass through blocking
Capacitance C1 is connected with the primary side of driving transformer T1, and driving transformer T1 secondary is formed with capacitance C2, rectifier diode D1
Rectification circuit input end be connected, capacitance C2, rectifier diode D1 composition rectification circuit output end and filter resistance R1,
The filter circuit input terminal of filter capacitor C3 compositions is connected, the filter circuit output terminal of filter resistance R1, filter capacitor C3 composition
Output timing controls signal to carry out switch on and off control to bus-tie circuit breaker circuit and panel switches circuit.
Applicable total current during the bus-tie circuit breaker circuit distribution is 20A~60A.
Applicable total current during the panel switches circuit distribution is 10A~20A.
The transient state suppression circuit interior protection pipe is TVS pipe.
The level conversion driver output voltage ranging from 3.3V~5V.
The transient state suppression circuit includes diode control, and the diode control is LTC4357.
The advantages of the present invention over the prior art are that:
(1) a kind of digital distributor for carrier rocket provided by the invention, using metal-oxide-semiconductor as power take off
The characteristics of part, metal-oxide-semiconductor is contactless, can allow digital distributor not have to consider the heading of aircraft, strong applied to vibration
Occasion.It is slow open, slow turn-off function can be adapted for capacitive and inductive load, power-mass ratio is outstanding, at the same have failure every
It is far longer than the relay that conventional electrical distribution device uses from functions, energy densities such as, Surge suppressions.Spacecraft can effectively be reduced
The bulking value of power supply-distribution system, improves functional reliability;
(2) by the present invention in that traditional rigid line is replaced to carry out, with electric control, greatly reducing line with external data bus
Cable number reduces wiring difficulty in cable weight and cabin, improves the reliability and message transmission rate of signal transmission, comprehensively
Optimize the design work of aircraft power supply-distribution system;
(3) present invention can detect load current and busbar voltage in real time by increasing sample circuit module,
It is real in time according to the SECO instruction of governor circuit it was found that automatism isolation after failure, and by fault information reporting control system
The break-make of existing circuit improves the ability of autonomous management.
Description of the drawings
Fig. 1 is distributor structure diagram provided by the invention;
Fig. 2 is the topology power circuit block diagram of digital distributor;
Fig. 3 is bus-tie circuit breaker circuit diagram;
Fig. 4 is panel switches circuit diagram;
Fig. 5 is switch driving circuit schematic diagram;
Specific embodiment
Digital distributor according to the present invention is further described in detail below in conjunction with the drawings and specific embodiments.
The major function of digital distributor is by distribution control logic, is realized a kind of defeated with data/address bus control distributor
Go out the device of electric energy, have the characteristics that size is small, light-weight, conveyance capacity is strong, electromagnetic radiation is small, it is real to have self-test, state
When the intelligent functions such as monitoring, and information exchanges can be carried out with other electronic equipments on arrow (bullet) by bus.
A kind of digital distributor for carrier rocket, as shown in Figure 1, filling circuit including counnter attack, bus-tie circuit breaker circuit, matching
Electric switch circuit and transient state suppression circuit, governor circuit FPGA, switch driving circuit, sample circuit, the counnter attack fill circuit, mother
Wiretap circuit, panel switches circuit and transient state suppression circuit composition power circuitry module, the governor circuit FPGA, switch drive
Dynamic circuit, sample circuit composition control circuit module, wherein:
In power circuitry module, bus current, which enters, prevents the anti-counnter attack filled of high-voltage power supply from filling circuit, passes through counnter attack
The bus-tie circuit breaker circuit that circuit enters control aircraft operating attitude is filled, electric current enters control aircraft by bus-tie circuit breaker circuit
The panel switches circuit of equipment working state, and pass through transient state suppression circuit and prevent peak voltage from generating while protect distributor;
In control circuit module, timing control order enters governor circuit FPGA, governor circuit by external bus
External timing control order is converted into pwm signal by FPGA, and pwm signal is sent to switch driving circuit, is driven by switching
Break-make of the dynamic circuit conversion for pulse signal and control bus switching circuit and panel switches circuit, while adopted by sample circuit
Collect voltage, electric current, temperature parameter that power circuitry module each section generates, and collected parameter is sent into governor circuit FPGA
Information exchange is carried out with external bus.
The concrete function of each section circuit is as follows:
Counnter attack fills circuit:Input terminal receives bus current, and overshoot is generated and more than setting when electric power output voltage is excessively high
During limit value, prevent high voltage power supply is counter from filling by the metal-oxide-semiconductor in circuit, and using bus current as the defeated of bus-tie circuit breaker circuit
Enter;
Bus-tie circuit breaker circuit:It receives counnter attack and fills the timing control order that the output current of circuit and control circuit module are sent
Simultaneously control bus switch on and off is switched over to bus-tie circuit breaker, the output current received is sent into panel switches circuit as defeated
Enter;
Panel switches circuit:Receive the timing control life that the output current of bus-tie circuit breaker circuit and control circuit module are sent
Order switches over distribution switch-dividing and controls distribution branch break-make, realizes the external devices connected to the distribution branch, control
The control of the working condition of circuit module;
Transient state suppression circuit:Based on TSV pipes, by matching in power circuitry module input terminal and output terminal installation protection
Circuit is prevented because of the excessively high generation peak voltage of input voltage;
Governor circuit FPGA:The SECO instruction from external bus system is received, it is concurrent to be converted into pwm pulse signal
It send to switch driving circuit, while receives voltage, the electricity of power circuitry module each section circuit of the circuit input from sampling
Stream, temperature information are simultaneously sent to external bus system;
Switch driving circuit:The electric current conveyed by panel switches circuit is used as input, receives from governor circuit FPGA
The pwm pulse signal of transmission simultaneously carries out switch on and off control to bus-tie circuit breaker circuit and panel switches circuit;
Sample circuit:The electric current from panel switches circuit is received as input, while to power circuitry module each section
Voltage, electric current, the temperature information of circuit are acquired and are transmitted back to governor circuit FPGA.
Wherein, bus-tie circuit breaker circuit is identical with the panel switches circuit component units, as shown in Figure 3, Figure 4, packet
Metal-oxide-semiconductor, current-limiting resistance and protective resistance are included, being sent into current-limiting resistance by the level signal after switch driving circuit enters metal-oxide-semiconductor
G poles, while bus current enters the D poles of metal-oxide-semiconductor and is exported by S poles, wherein level signal by protective resistance to metal-oxide-semiconductor into
Row protection;Applicable total current during panel switches circuit distribution is 10A~20A, metal-oxide-semiconductor, current limliting in panel switches circuit
Resistance and protective resistance quantity are two.
The driving switch circuit including level conversion driver, triode Q1, triode Q2, driving as shown in figure 5, become
Depressor T1, rectifier diode D1, filter resistance R1, filter capacitor C3, capacitance C1, capacitance C2, level conversion driving
The pwm signal driving pulse that device reception is sent from governor circuit FPGA, and pwm signal is sent to triode Q1, three simultaneously
Pwm signal is converted to pulse signal simultaneously by the push-pull circuit of pole pipe Q2 compositions, the push-pull circuit of triode Q1, triode Q2 composition
It is sent to capacitance C1 and carries out DC current isolation, isolation afterpulse signal enters driving transformer T1 and carries out transformation, driving
Pulse signal after transformation is sent to capacitance C2 and rectifier diode D1 and outputs level signals, level letter by transformer T1
Number via filter resistance R1, filter capacitor C3 composition filter circuit be converted to driving metal-oxide-semiconductor work level signal.
As shown in Fig. 2, for power electrical distribution topological circuit schematic diagram provided by the invention, wherein, described put back fills circuit packet
Metal-oxide-semiconductor and ideal diode controller are included, counnter attack fills circuit, and the bus current of its input is prevented from instead filling telegram in reply source, counnter attack
The output current for filling circuit is sent into bus-tie circuit breaker circuit, and bus-tie circuit breaker circuit is opened being input to power source bus progress primary therein
Control is closed, is exported by the power source bus electric current of bus-tie circuit breaker circuit and gives panel switches circuit, it is secondary by panel switches circuit
The power supply of carrier rocket airborne equipment is used for after switch control, transient state suppression circuit to play the work of the digital distributor of protection
With.
Governor circuit is mainly made of fpga core processor and peripheral circuit, is the control axis of digital distributor, main
Control circuit receives after bus control commands carry out calculation process and is sent into switch driving circuit, while receives the progress of sample circuit signal
External equipment is given by bus after processing, switch driving circuit receives the control signal driving bus-tie circuit breaker circuit of governor circuit
With panel switches circuit, sample circuit is made of sampling switch and A/D chip, voltage, electricity in sample circuit acquisition power circuit
Stream, temperature signal are sent into governor circuit.
FPGA sends out the PWM excitation pulse signals of frequency and variable duty ratio, through pushing electricity after level conversion driver
Push-pull circuit is flowed, which carries out boosting inverter by transformer, using half-wave rectifying circuit and filter circuit, shaping
Obtain bus-tie circuit breaker circuit, the drive signal needed for panel switches circuit.
Specific embodiment is as follows:
It is specifically described the selection and detailed design of digital distributor each section circuit element below.
It is made of as shown in Figure 1, counnter attack fills circuit power MOS pipe and ideal diode controller, power MOS pipe is selected
The IPB017N10N5 of Infineon companies, the pressure resistance of the metal-oxide-semiconductor is 100V, maximum operating currenbt 180A, maximum junction resistance are
1.7mΩ.Ideal diode controller selects the LTC4357 of LINEAR companies.Distribution electric current is larger and to work long hours, and prevents
The anti-circuit that fills uses 4 metal-oxide-semiconductor parallel redundancy forms.
The power MOS pipe that bus-tie circuit breaker circuit and panel switches circuit are selected is similarly Infineon companies
IPB017N10N5.Because distribution electric current is larger and to work long hours, therefore panel switches use Redundancy Design, by electric current
It is shared by multiple metal-oxide-semiconductors, to reduce total calorific value.Switch redundancy block diagram is shown in Fig. 3, Fig. 4, the former is used for for 4 metal-oxide-semiconductor dual redundants
Bus-tie circuit breaker circuit, the latter are used for panel switches circuit for 2 metal-oxide-semiconductor dual redundants.
The designing high-power TVS pipe between power supply buses and ground prevents power cord surge voltage and peak voltage to distribution
Inside modules metal-oxide-semiconductor causes to puncture, and TVS pipe selects the SY5645A of 873 factories.
Governor circuit FPGA selects the fpga chip A3P1000-PQ208YM of Actel.The FPGA is the control of Power entry module
Bus communication control, output mos switch control signal, Power entry module state measurement are realized in center.
After digital distributor powers on, after distribution instruction is received, the power MOS pipe of corresponding distribution bus is controlled to carry out
Switch motion.Because the control loop needs of power MOS pipe are isolated with primary, the secondary bus of distribution, therefore using change
Depressor carries out switch drive design.The switch driving circuit design such as Fig. 4 of metal-oxide-semiconductor.FPGA sends out frequency and variable duty ratio
Driving pulse, through being pushed after driver SM164245 (Guo Wei companies) by NPN pipes BT2222AS (873 factory) and PNP pipe
The electric current push-pull circuit that BT2907AS (873 factory) is formed, which carries out boosting inverter by transformer, using half-wave
Rectification circuit and filter circuit, the control voltage VGS being shaped as between power MOS pipe G poles and S poles, the voltage can control metal-oxide-semiconductor
Be switched on and off.In order to inhibit the high current phenomenon of capacitive load powered on moment, can be controlled by controlling the rate of climb of VGS
The service time of metal-oxide-semiconductor processed, to have the function that powered on moment current limliting.
Sample circuit is mainly made of AD conversion chip, sampling switch and isolation filter circuit.Analog-digital converter is selected
AD8509, sampling switch are isolated with PhotoMOS relay JGW-5219MA, and the break-make of relay is controlled by FPGA, sampling ginseng
Number is sent into operational amplifier filtering and linear optical coupling GH1150 is isolated, and is converted by A/D converter AD8509, by
FPGA reads data and is judged.
The design example of the present invention has been applied in Mr. Yu's carrier rocket electrical system, and present invention could apply to guided missile forces
In device electrical system, it is equally applicable in the distributor of other industrial control systems or basic scientific research.
Herein, it should be noted that the content not being described in detail in this specification is that those skilled in the art pass through this theory
What description and the prior art in bright book can be realized, therefore, do not repeat.
The foregoing is merely the preferred embodiment of the present invention, are not used for limiting the scope of the invention.For ability
For the technical staff in domain, without creative efforts, several modification and replacement can be made to the present invention,
All such modifications and replacement should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of digital distributor for carrier rocket, it is characterised in that:Including power circuitry module, control circuit module,
The power circuitry module includes counnter attack and fills circuit, bus-tie circuit breaker circuit, panel switches circuit and transient state suppression circuit, wherein:
Counnter attack fills circuit:Input terminal receives bus current, and using bus current as the input of bus-tie circuit breaker circuit, when busbar is defeated
When going out overtension generation overshoot and the limit value more than setting, being exported by diode progress current oriention prevents voltage is counter from filling
Damage busbar;
Bus-tie circuit breaker circuit:It receives counnter attack and fills the output current of circuit, while receive the timing control of control circuit module transmission
Simultaneously control bus switch on and off is ordered, when bus-tie circuit breaker is connected, the output current received is sent into panel switches circuit and is made
For input;
Panel switches circuit:Receive the output current of bus-tie circuit breaker circuit, while the timing control life that control circuit module is sent
It enables and controls distribution branch break-make, when panel switches are connected, the external device (ED) that the distribution branch connects is controlled to be connected;
Transient state suppression circuit:It is connected to counnter attack and fills circuit input end and panel switches circuit output end, prevent because of busbar voltage mistake
Height generates peak voltage;
The control circuit module includes governor circuit FPGA, switch driving circuit, sample circuit, wherein:
Sample circuit:The voltage, electric current, temperature information of power circuitry module each section circuit are acquired and are transmitted back to master control
Circuit FPGA;
Governor circuit FPGA:It receives from external SECO instruction, is converted into pwm pulse signal and is sent to switch drive
Circuit, while reception is concurrent from voltage, electric current, the temperature information of power circuitry module each section circuit that sample circuit inputs
It send to outside;
Switch driving circuit:It receives from the governor circuit FPGA pwm pulse signals sent and to bus-tie circuit breaker circuit and distribution
Switching circuit carries out switch on and off control.
2. a kind of digital distributor for carrier rocket according to claim 1, it is characterised in that:The bus-tie circuit breaker
Circuit includes four switching circuit units in parallel, and the switching circuit unit includes metal-oxide-semiconductor, current-limiting resistance and protective resistance,
Switch driving circuit output terminal is connected with current-limiting resistance input terminal, and current-limiting resistance output terminal is extremely connected with the G of metal-oxide-semiconductor, and counnter attack fills
Extremely the be connected S poles of metal-oxide-semiconductor simultaneously of circuit output end and the D of metal-oxide-semiconductor are connected with the input terminal of panel switches circuit, protective resistance
S of the both ends respectively with the G poles of metal-oxide-semiconductor, metal-oxide-semiconductor is extremely connected, wherein, the G poles of metal-oxide-semiconductor, S poles respectively as switching circuit unit it
Between it is in parallel when input, output end.
3. a kind of digital distributor for carrier rocket according to claim 1, it is characterised in that:The panel switches
Circuit includes 2 switching circuit units in parallel, and the switching circuit unit includes metal-oxide-semiconductor, current-limiting resistance and protective resistance, opens
It closes driving circuit output terminal with current-limiting resistance input terminal to be connected, current-limiting resistance output terminal is extremely connected with the G of metal-oxide-semiconductor, and counnter attack fills electricity
Extremely the be connected S poles of metal-oxide-semiconductor simultaneously of road output terminal and the D of metal-oxide-semiconductor are connected with the input terminal of external device (ED), the both ends point of protective resistance
S not with the G poles of metal-oxide-semiconductor, metal-oxide-semiconductor is extremely connected, wherein, the G poles of metal-oxide-semiconductor, S poles are respectively as in parallel between switching circuit unit
When input, output end.
4. a kind of digital distributor for carrier rocket according to Claims 2 or 3, it is characterised in that:The current limliting
Resistance is 10 Europe, and protective resistance resistance value is 10K Europe.
5. a kind of digital distributor for carrier rocket according to claims 1 or 2 or 3, it is characterised in that:It is described to open
It closes driving circuit and includes level conversion driver, it is level conversion driver, triode Q1, triode Q2, driving transformer T1, whole
Flow diode D1, filter resistance R1, filter capacitor C3, capacitance C1, capacitance C2, level conversion driver input end with
Governor circuit FPGA output terminals connect, the push-pull circuit of level conversion driver output end and triode Q1, triode Q2 composition
Input terminal connection, triode Q1, triode Q2 composition push-pull circuit output terminal pass through capacitance C1 with driving transformation
The primary side of device T1 is connected, the rectification circuit input end of driving transformer T1 secondary and capacitance C2, rectifier diode D1 composition
It is connected, rectification circuit output end and filter resistance R1, filter capacitor the C3 composition of capacitance C2, rectifier diode D1 composition
Filter circuit input terminal is connected, the filter circuit output terminal output timing control signal of filter resistance R1, filter capacitor C3 composition
Switch on and off control is carried out to bus-tie circuit breaker circuit and panel switches circuit.
6. a kind of digital distributor for carrier rocket according to claim 1 or 2, it is characterised in that:The busbar
Applicable total current in switching circuit process of distributing electricity is 20A~60A.
7. a kind of digital distributor for carrier rocket according to claim 1 or 3, it is characterised in that:The distribution
Applicable total current in switching circuit process of distributing electricity is 10A~20A.
8. a kind of digital distributor for carrier rocket according to claim 1, it is characterised in that:The transient state inhibits
Circuit interior protection pipe is TVS pipe.
9. a kind of digital distributor for carrier rocket according to claim 5, it is characterised in that:The level conversion
Driver output voltage ranging from 3.3V~5V.
10. a kind of digital distributor for carrier rocket according to claim 1, it is characterised in that:The transient state suppression
Circuit processed includes diode control, and the diode control is LTC4357.
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CN110631431A (en) * | 2019-07-08 | 2019-12-31 | 北京星际荣耀空间科技有限公司 | Rocket-borne integrated electronic system |
CN111478418A (en) * | 2019-12-30 | 2020-07-31 | 湖北航天飞行器研究所 | Power conversion and power failure control system and method |
CN111933840A (en) * | 2020-06-28 | 2020-11-13 | 上海空间电源研究所 | Novel high-voltage lithium battery pack for carrier rocket |
CN112507538A (en) * | 2020-11-27 | 2021-03-16 | 山东航天电子技术研究所 | Design method of solid-state power controller based on field-circuit coupling |
CN112672500A (en) * | 2020-12-16 | 2021-04-16 | 中国航空工业集团公司金城南京机电液压工程研究中心 | PCB layout |
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