CN110134083A - A kind of cubicle switchboard configuration aerospace intelligent power distribution control device and method - Google Patents
A kind of cubicle switchboard configuration aerospace intelligent power distribution control device and method Download PDFInfo
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- CN110134083A CN110134083A CN201910351223.5A CN201910351223A CN110134083A CN 110134083 A CN110134083 A CN 110134083A CN 201910351223 A CN201910351223 A CN 201910351223A CN 110134083 A CN110134083 A CN 110134083A
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- 239000011159 matrix material Substances 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4181—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by direct numerical control [DNC]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a kind of cubicle switchboard configuration aerospace intelligent power distribution control device and methods, wherein the device includes microprocessor, row latch, column latch, decoder, N number of buffer and switching circuit；Wherein, the microprocessor generates row control signal and column control signal, and row control signal is transferred to the row latch by the first data/address bus, and column control signal is transferred to the column latch by the second data/address bus；The row latch generates M row signal according to row control signal, and each row signal is transferred to corresponding buffer；The switching circuit receives the switching signal of buffer output, is embodied as the switch control that each of load supplying matches electric pathway.The present invention solves the problems, such as that aerospace intelligent power distribution single machine integrated level increasingly increases and distribution number gradually increases, so that control signal number is few, microprocessor load is small, scalability is strong.
Description
Technical field
The invention belongs to power supply and distribution field more particularly to a kind of cubicle switchboard configuration aerospace intelligent power distribution control device and sides
Method.
Background technique
In recent years, intelligent power distribution single machine gradually replaces conventional electrical distribution single machine and is widely applied on satellite, with aerospace intelligence
Distribution single machine integrated level increases and distribution number increases, and traditional control method has been unable to meet requirement, using ranks control
Cubicle switchboard configuration control technology is imperative.
Traditional direct instruction formula distribution control technology schematic diagram is as shown in Figure 1, main functional circuit includes driving circuit
And switching circuit.Control instruction outside the reception of distribution single machine acts on switching circuit after driving circuit, realizes that distribution is defeated
Out.Low using the distribution single machine integrated level of such control technology, volume and weight is larger, and poor expandability is only applicable to distribution
The few occasion of number is not able to satisfy the demand that distribution number increases.
Traditional bus command formula distribution control technology schematic diagram as shown in Fig. 2, main functional circuit include microprocessor,
Driving circuit and switching circuit.Distribution single machine receives bus command, after microprocessor parsing, control signal is issued, through driving electricity
Lu Hou acts on switching circuit, realizes and matches electricity output.Using the distribution single machine of such control technology compared to traditional direct finger
Formula distribution single machine is enabled, flexibility and integrated level significantly improve, but when distribution number increases, can largely occupy microprocessor resources,
Increase microprocessor load, and equally exist the defect of scalability difference, it is difficult to meet aerospace intelligent power distribution single machine integrated level increasingly
Increase the demand gradually increased with distribution number.
Summary of the invention
Technical problem solved by the present invention is having overcome the deficiencies of the prior art and provide a kind of cubicle switchboard configuration aerospace intelligence
Energy distribution control device solves the problems, such as that aerospace intelligent power distribution single machine integrated level increasingly increases and distribution number gradually increases,
So that control signal number is few, microprocessor load is small, scalability is strong.
The object of the invention is achieved by the following technical programs: according to an aspect of the invention, there is provided one kind is opened
Close matrix form aerospace intelligent power distribution control device, comprising: microprocessor, row latch, column latch, decoder, N number of buffer
And switching circuit；Wherein, the microprocessor generates row control signal and column control signal, is controlled row by the first data/address bus
Signal processed is transferred to the row latch, and column control signal is transferred to the column latch by the second data/address bus；It is described
Row latch generates M row signal according to row control signal, and each row signal is transferred to corresponding buffer；The column latch
Device generates N number of column signal according to column control signal, and N number of column signal is transferred to the decoder, and the decoder is by N number of column
N number of column signal needed for generating buffer after signal interpretation, is transferred to corresponding buffer for each required column signal；Often
A buffer receives corresponding row signal and column signal, is then believed using the data input of the row signal as the buffer that receive
Number, make to can control signal using the output of the column signal as the buffer that receive, according to the switching requirements for matching electric pathway, first
Corresponding row signal is set/resetted, then under the control of column signal, the output of the switching signal on corresponding road is realized, in M row
Under signal and N number of column signal collective effect, M*N path switching signal can produce altogether, every path switching signal is transferred to corresponding open
Powered-down road；The switching circuit receives the switching signal of buffer output, is embodied as each of load supplying opening with electric pathway
Close control.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control device, each way switch of row signal deciding buffer output
The low and high level type of signal, column signal determine that buffer exports and rear class switching circuit triggers the matched each road of demand
The concrete form of switching signal.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control device, the switching signal of output is that level signal or width can
The pulse signal of tune.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control device, the row latch is level-type latch or edge
Type latch.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control device, the column latch is level-type latch or edge
Type latch.
According to another aspect of the present invention, a kind of cubicle switchboard configuration aerospace intelligent power distribution control method is additionally provided, it is described
Method includes the following steps: that microprocessor generates row control signal and column control signal, is controlled row by the first data/address bus
Signal is transferred to row latch, and column control signal is transferred to column latch by the second data/address bus；Row latch is according to row
It controls signal and generates M row signal, each row signal is transferred to corresponding buffer；Column latch is raw according to column control signal
It is transferred to decoder at N number of column signal, and by N number of column signal, decoder generates needed for buffer after decoding N number of column signal
Each required column signal is transferred to corresponding buffer by N number of column signal；Each buffer receives corresponding row signal
And column signal, then using the row signal that receives as the data input signal of buffer, using the column signal that receives as slow
The output for rushing device makes to can control signal, according to the switching requirements for matching electric pathway, sets/reset corresponding row signal first, then
Under the control of column signal, the output of the switching signal on corresponding road is realized, under M row signal and N number of column signal collective effect,
It can produce M*N path switching signal altogether, every path switching signal is transferred to corresponding switching circuit；It is defeated that switching circuit receives buffer
Switching signal out is embodied as the switch control that each of load supplying matches electric pathway.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control method, each way switch of row signal deciding buffer output
The low and high level type of signal, column signal determine opening with the rear class switching circuit triggering matched each road of demand for buffer output
The concrete form of OFF signal.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control method, the switching signal of output is that level signal or width can
The pulse signal of tune.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control method, the row latch is level-type latch or edge
Type latch.
In above-mentioned cubicle switchboard configuration aerospace intelligent power distribution control method, the column latch is level-type latch or edge
Type latch.
Compared with prior art, the present invention has the following advantages:
(1) present invention is utilized by the timesharing of microprocessor bus, has achieved the effect that microprocessor resources are distributed rationally,
The demand to microprocessor port quantity and performance is alleviated, while reducing cost, improving reliability, more conducively aerospace type
Number Selection and Design.
(2) present invention has achieved the effect that row, column signal latch, has released by applying row latch and column latch
The bus resource of microprocessor reduces the load of microprocessor.
(3) present invention has reached distribution number flexible configuration by using buffer as switching signal output interface
Effect enhances the scalability of system.
(4) present invention is by enabling the controlling party that control terminal uses row, column signal to buffer data input terminal and output
Formula has reached the control effect of distribution channel selector matrix form, has optimized system structure, reduces control signal number.
(5) present invention is arranged by the framework of row latch, column latch and buffer, has reached with less hardware money
The effect for more matching electric pathway is realized in source, is solved aerospace intelligent power distribution single machine integrated level and is increasingly increased with distribution number gradually
The problem of increasing.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is traditional direct instruction formula distribution control technology schematic diagram；
Fig. 2 is traditional bus command formula distribution control technology schematic diagram；
Fig. 3 is the block diagram of cubicle switchboard configuration aerospace intelligent power distribution control device of the invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, embodiment in the present invention and
Feature in embodiment can be combined with each other.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Fig. 3 is the block diagram of cubicle switchboard configuration aerospace intelligent power distribution control device of the invention.As shown in figure 3, the cubicle switchboard
Configuration aerospace intelligent power distribution control device includes: microprocessor, row latch, column latch, decoder, N number of buffer and opens
Powered-down road；Wherein,
The microprocessor generates row control signal and column control signal, is passed row control signal by the first data/address bus
It is defeated by the row latch, column control signal is transferred to by the column latch by the second data/address bus；
The row latch generates M row signal according to row control signal, and each row signal is transferred to corresponding buffering
Device；
The column latch generates N number of column signal according to column control signal, and N number of column signal is transferred to the decoding
Device, N number of column signal needed for the decoder generates buffer after decoding N number of column signal pass each required column signal
It is defeated by corresponding buffer；
Each buffer receives corresponding row signal and column signal, then using the row signal that receives as buffer
Data input signal makes to can control signal using the output of the column signal as the buffer that receive.Wherein, row signal deciding is slow
The low and high level type of each path switching signal of device output is rushed, column signal determines buffer exports and rear class switching circuit
The concrete form of the matched each path switching signal of triggering demand.According to the switching requirements for matching electric pathway, sets/reset first and is corresponding
Row signal realize the switching signal output on corresponding road, the switching signal of output can be level then under the control of column signal
Signal can also be broad-adjustable pulse signal.Under M row signal and N number of column signal collective effect, the road M*N can produce altogether
Switching signal, every path switching signal are transferred to corresponding switching circuit.
The switching circuit receives the switching signal of buffer output, is embodied as each of load supplying opening with electric pathway
Close control.
Cubicle switchboard configuration aerospace intelligent power distribution control technology schematic diagram of the present invention as shown in figure 3, be mainly made of four parts,
Control signal is generated, row signal is generated, generates column signal, output switching signal.Below with reference to Fig. 3, to cubicle switchboard of the invention
Configuration aerospace intelligent power distribution control technology schematic diagram carries out expansion explanation:
First part be generate control signal, realized using microprocessor, the data/address bus of microprocessor respectively with row, column
The data input pin of latch is connected, and microprocessor is sent out through data/address bus timesharing to row, column latch according to electric pathway demand
Signal is controlled out；
Second part is made a living signal of embarking on journey, and is realized using latch, level-type can be selected to latch according to physical circuit demand
Device or edge type latch.The input terminal of latch is connected with the data/address bus of microprocessor, the data of output end and buffer
Input terminal is connected, and the main function of latch is that the row control signal issued to microprocessor latches, and generates rear class buffering
Row signal needed for device；
Part III makes a living into column signal, is realized using latch and decoder, the input terminal and microprocessor of latch
Data/address bus be connected, output end is connected with the address input end of decoder, and enabling for the output end of decoder and buffer is defeated
Enter end to be connected.The effect of latch is identical as second part, and decoder controls demand signals according to column, exports corresponding column signal
The enabled input terminal for acting on rear class buffer plays the role of gating output to buffer；
Part IV is output switching signal, is realized using buffer, and the quantity of buffer is according to the quantity for matching electric pathway
It is selected.The data input pin of buffer receives the row signal of row latch output, enables the column of input terminal receiver decoder output
Signal, output end are connected with switching circuit input terminal.Buffer is located at " node " position of switch matrix ranks signal, is switching
Row matrix, column signal co- controlling under, output switching signal control match electric pathway on-off.
The present embodiment additionally provides a kind of cubicle switchboard configuration aerospace intelligent power distribution control method, and this method includes following step
It is rapid:
Microprocessor generates row control signal and column control signal, is transferred to row control signal by the first data/address bus
Column control signal is transferred to column latch by the second data/address bus by row latch；
Row latch generates M row signal according to row control signal, and each row signal is transferred to corresponding buffer；
Column latch generates N number of column signal according to column control signal, and N number of column signal is transferred to decoder, decoder
N number of column signal needed for buffer being generated after the decoding of N number of column signal, each required column signal is transferred to corresponding slow
Rush device；
Each buffer receives corresponding row signal and column signal, then using the row signal that receives as buffer
Data input signal makes to can control signal using the output of the column signal as the buffer that receive, according to the switch for matching electric pathway
Corresponding row signal is set first/resetted to demand, then under the control of column signal, realizes the defeated of the switching signal on corresponding road
Out, under M row signal and N number of column signal collective effect, it can produce M*N path switching signal altogether, every path switching signal is transferred to
Corresponding switching circuit；
Switching circuit receives the switching signal of buffer output, is embodied as the switch control that each of load supplying matches electric pathway
System.
In above-described embodiment, the low and high level type of each path switching signal of row signal deciding buffer output, column letter
Number determine the concrete form with the rear class switching circuit triggering matched each path switching signal of demand of buffer output.
In above-described embodiment, the switching signal of output is level signal or broad-adjustable pulse signal.
In above-described embodiment, row latch is level-type latch or edge type latch.
In above-described embodiment, column latch is level-type latch or edge type latch.
The controllable busway number of the present invention are as follows:
Assuming that row signal be the road m (since the control signal of switching circuit is pairs of appearance, thus herein m be 2 multiple),
Column signal is the road n, then controllable busway number of the invention is m*n/2.
Scalability of the present invention is strong, implementation are as follows:
The present invention can realize switch matrix row letter by increasing or decreasing the number of the data/address bus being connected with row latch
Number flexible configuration；By increasing or decreasing the output number of decoder, the flexible configuration of switch matrix column signal is realized；Pass through
The flexible configuration for matching electric pathway is realized in the change of row signal or column signal.
Embodiment described above is the present invention more preferably specific embodiment, and those skilled in the art is in this hair
The usual variations and alternatives carried out in bright technical proposal scope should be all included within the scope of the present invention.
Claims (10)
1. a kind of cubicle switchboard configuration aerospace intelligent power distribution control device, characterized by comprising: microprocessor, row latch, column
Latch, decoder, N number of buffer and switching circuit；Wherein,
The microprocessor generates row control signal and column control signal, is transferred to row control signal by the first data/address bus
Column control signal is transferred to the column latch by the second data/address bus by the row latch；
The row latch generates M row signal according to row control signal, and each row signal is transferred to corresponding buffer；
The column latch generates N number of column signal according to column control signal, and N number of column signal is transferred to the decoder, institute
State decoder will N number of column signal decoding after generate buffer needed for N number of column signal, each required column signal is transferred to phase
Corresponding buffer；
Each buffer receives corresponding row signal and column signal, then using the row signal that receives as the data of buffer
Input signal makes to can control signal using the output of the column signal as the buffer that receive, according to match electric pathway switching requirements,
Corresponding row signal is set/resetted first, then under the control of column signal, the output of the switching signal on corresponding road is realized, in M
Under a row signal and N number of column signal collective effect, M*N path switching signal can produce altogether, every path switching signal is transferred to corresponding
Switching circuit；
The switching circuit receives the switching signal of buffer output, is embodied as the switch control that each of load supplying matches electric pathway
System.
2. cubicle switchboard configuration aerospace intelligent power distribution control device according to claim 1, it is characterised in that: row signal deciding
The low and high level type of each path switching signal of buffer output, what column signal determined buffer output switchs electricity with rear class
The concrete form of the road triggering matched each path switching signal of demand.
3. cubicle switchboard configuration aerospace intelligent power distribution control device according to claim 1, it is characterised in that: the switch of output
Signal is level signal or broad-adjustable pulse signal.
4. cubicle switchboard configuration aerospace intelligent power distribution control device according to claim 1, it is characterised in that: the row latches
Device is level-type latch or edge type latch.
5. cubicle switchboard configuration aerospace intelligent power distribution control device according to claim 1, it is characterised in that: the column latch
Device is level-type latch or edge type latch.
6. a kind of cubicle switchboard configuration aerospace intelligent power distribution control method, which is characterized in that described method includes following steps:
Microprocessor generates row control signal and column control signal, and row control signal is transferred to capable lock by the first data/address bus
Column control signal is transferred to column latch by the second data/address bus by storage；
Row latch generates M row signal according to row control signal, and each row signal is transferred to corresponding buffer；
Column latch generates N number of column signal according to column control signal, and N number of column signal is transferred to decoder, and decoder will be N number of
N number of column signal needed for generating buffer after column signal decoding, is transferred to corresponding buffer for each required column signal；
Each buffer receives corresponding row signal and column signal, then using the row signal that receives as the data of buffer
Input signal makes to can control signal using the output of the column signal as the buffer that receive, according to match electric pathway switching requirements,
Corresponding row signal is set/resetted first, then under the control of column signal, the output of the switching signal on corresponding road is realized, in M
Under a row signal and N number of column signal collective effect, M*N path switching signal can produce altogether, every path switching signal is transferred to corresponding
Switching circuit；
Switching circuit receives the switching signal of buffer output, is embodied as the switch control that each of load supplying matches electric pathway.
7. cubicle switchboard configuration aerospace intelligent power distribution control method according to claim 1, it is characterised in that: row signal deciding
The low and high level type of each path switching signal of buffer output, what column signal determined buffer output switchs electricity with rear class
The concrete form of the road triggering matched each path switching signal of demand.
8. cubicle switchboard configuration aerospace intelligent power distribution control method according to claim 1, it is characterised in that: the switch of output
Signal is level signal or broad-adjustable pulse signal.
9. cubicle switchboard configuration aerospace intelligent power distribution control method according to claim 1, it is characterised in that: the row latches
Device is level-type latch or edge type latch.
10. cubicle switchboard configuration aerospace intelligent power distribution control method according to claim 1, it is characterised in that: the column lock
Storage is level-type latch or edge type latch.
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| CN112214195A (en) * | 2020-10-13 | 2021-01-12 | 西安微电子技术研究所 | Aerospace three-wire system synchronous slave mode serial communication functional unit circuit and method |
| CN113410097A (en) * | 2021-06-10 | 2021-09-17 | 中国电子科技集团公司第二十九研究所 | Matrix control circuit and method based on magnetic latching relay switch radio frequency front end |
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Application publication date: 20190816 |