CN104267636B - Distribution testing control unit for spacecraft - Google Patents
Distribution testing control unit for spacecraft Download PDFInfo
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- CN104267636B CN104267636B CN201410461380.9A CN201410461380A CN104267636B CN 104267636 B CN104267636 B CN 104267636B CN 201410461380 A CN201410461380 A CN 201410461380A CN 104267636 B CN104267636 B CN 104267636B
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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
- G05B19/0428—Safety, monitoring
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Abstract
The invention provides a kind of distribution testing control unit for spacecraft, including integrated power entry module, remote control module, telemetry module and heater control module, wherein, the remote control module is connected with power entry module and heater control module control respectively, and the power entry module is also connected with telemetry module.The present invention solves the problem of spacecraft unit product function is single, integrated level is not high, also solves big platform unit small product size, quality weight, takes the problem of whole star resource is more.The present invention provides precondition for satellite integrated design, has good result to mitigating satellite cable net weight, while spacecraft unit research and development of products cycle and R＆D costs can be reduced.
Description
Technical field
The present invention relates to the unit product design technology field of spacecraft, in particular it relates to which a kind of use spacecraft unit
Modularized design mode and the highly integrated distribution testing control unit for spacecraft of function.
Background technology
At present, the function such as the confession distribution of satellite, remote measurement, remote control and heater control is complete by independent unit product respectively
Into such as distributor, remote measurement sampler, centralized telecontrol machine, thermal control cabinet take a large amount of satellite platform resources.
As spacecraft product complexity is improved constantly, load-carrying ability demand is further lifted, the design to satellite platform
Propose loss of weight, function it is integrated, it is efficient require.Developing the integrated platform product of multi cabin integrated management can expire
The demand of sufficient spacecraft production development.
Currently without the explanation or report for finding technology similar to the present invention, money similar both at home and abroad is also not yet collected into
Material.
The content of the invention
There is provided a kind of distribution testing control list for spacecraft for above shortcomings in the prior art by the present invention
Member.
The present invention is achieved by the following technical solutions.
A kind of distribution testing control unit for spacecraft, including integrated power entry module, remote control module, telemetry module and
Heater control module, wherein, the remote control module is connected with power entry module and heater control module control respectively, described
Power entry module is also connected with telemetry module.
Preferably, the power entry module include being used for realizing in small area inside the confluence module that confluxes and it is some after
Electrical equipment, wherein, if power supply buses are by the direct-furnish electricity output of confluence module formation main line independence, power supply buses pass through some relays
The output if control that main line independence is formed after device is powered.
Preferably, the relay uses magnetic latching relay.
Preferably, the remote control module is including the first serioparallel exchange unit being sequentially connected, the first decoding unit and refers to
Driver element, first serioparallel exchange unit is made to carry out serioparallel exchange after receiving external command, it is then single by the first decoding
Member enters row decoding, and output order is driven to power entry module finally by order-driven unit；Wherein, first serioparallel exchange
Unit has the RS-422 interfaces of one-to-one form；First decoding unit is decoded using pure hardware mode；The instruction is driven
Moving cell includes：Open-collector gate (OC) order-driven unit, for OC instruction outputs；Open-drain door (OD) instruction is driven
Moving cell, for OD instruction outputs；Penetrate with output order driver element, for radio command output；First decoding is single
Member includes encoded control master unit and encoded control for unit, the encoded control master unit and encoded control for unit respectively with
Heater module is connected.
Preferably, open-collector gate (OC) the order-driven unit, open-drain door (OD) order-driven unit with
And penetrate with output order driver element provide respectively 2mA, 200mA and 500mA load capacity instruction.
Preferably, the second serioparallel exchange unit, the second decoding unit, the multichannel that the telemetry module includes being sequentially connected are selected
Lead to unit, two grades of gating units and penetrate with output unit, second serioparallel exchange unit is received after external series address code
Carry out serioparallel exchange and export to the second decoding unit to enter row decoding, the second decoding unit respectively with multi channel selecting unit and two grades
Gating unit is connected, and the remote measurement amount being collected after decoding is exported after multi channel selecting unit carries out one-level gating to two grades of choosings
Logical unit carries out two grades of gatings, and the collected remote measurement amount for eventually passing two grades of gating unit gatings is defeated with output unit by penetrating
Go out.
Preferably, RS-422 interface of second serioparallel exchange unit provided with a pair of two forms；The multi channel selecting list
Member is provided with remote measurement amount input interface, and second decoding unit is decoded using pure hardware mode.
Preferably, the heater module includes the 3rd serioparallel exchange unit being sequentially connected, the 3rd decoding unit, heating
Device instructs latch units and heater control driver element, and it is laggard that the 3rd serioparallel exchange unit receives external series address code
Row serioparallel exchange is simultaneously exported to the decoding of the 3rd decoding unit, and decoding post-heater controlling instruction code is locked in instruction latch units
Deposit, after heated device control driver element driving, export the control instruction to the positive and negative two ends of heater.
Preferably, the instruction latch units include instruction latch master unit and standby unit, the decoding control are latched in instruction
Master unit processed and encoded control for unit latch master unit with instruction respectively and instruction is latched standby unit and is connected, for heater
The output control of control instruction and latch.
Preferably, the output end of the heater module uses electronic switch.
Compared with prior art, the present invention has following technical characterstic：
(1) bus power supply direct power supply and switching on and shutting down control power supply are provided for each subsystem of whole star and unit；
(2) command information and decoding that centralized control unit is sent out are received, implements unit power supply control, heater and adds power-off
Control, or output order pulse；
(3) remote measurement sampling address signal is received, remote measurement amount is delivered into processing unit after decoding gating；
(4) Temperature Quantity remote measurement sampling+5V power supplys and matches criteria resistance are provided；
(5) though each functional module function is relatively independent, between further through internal bus enter row information exchange and transmit；
(6) using the design method of modularization assemble, it is easy to debug, repair and extend.
Provided by the present invention for the distribution testing control unit of spacecraft, the basic function of satellite platform is met, is alleviated flat
Platform quality, reduces the occupancy to whole star resource, changes the single present situation of current satellite platform unit function, shortens boat
Its device lead time, development cost is saved.
The present invention solves the problem of spacecraft unit product function is single, integrated level is not high, also solves platform unit
Small product size is big, quality is heavy, take the problem of whole star resource is more.The present invention provides precondition for satellite integrated design,
There is good result to mitigating satellite cable net weight, while spacecraft unit research and development of products cycle and R＆D costs can be reduced.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is distribution testing control unit schematic appearance of the present invention；
Fig. 2 is distribution testing control unit information flow diagram of the present invention；
Fig. 3 is power entry module principle schematic；
Fig. 4 is remote control module principle schematic；
Fig. 5 is telemetry module principle schematic；
Fig. 6 is heater control module principle schematic；
In figure：1 is power entry module, and 2 be remote control module, and 3 be heater control module, and 4 be telemetry module.
Embodiment
Embodiments of the invention are elaborated below：The present embodiment is carried out lower premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process.It should be pointed out that to one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Please refer to Fig. 1 to Fig. 6.
Present embodiments provide a kind of distribution testing control unit for spacecraft, including integrated power entry module, remote control
Module, telemetry module and heater control module, wherein, the remote control module controls mould with power entry module and heater respectively
Block control connection, the power entry module is also connected with telemetry module.
Further, the power entry module includes the confluence module confluxed inside for being realized in small area and some
Relay, wherein, if power supply buses by confluence module formation main line independence direct-furnish electricity output, power supply buses by it is some after
The output if control that main line independence is formed after electrical equipment is powered.
Further, the relay uses magnetic latching relay.
Further, the remote control module include be sequentially connected the first serioparallel exchange unit, the first decoding unit and
Order-driven unit, first serioparallel exchange unit carries out serioparallel exchange after receiving external command, is then decoded by first
Unit enters row decoding, and output order is driven to power entry module finally by order-driven unit；Wherein, described first go here and there and turn
Changing unit has the RS-422 interfaces of one-to-one form；First decoding unit is decoded using pure hardware mode；The instruction
Driver element includes：Open-collector gate (OC) order-driven unit, for OC instruction outputs；Open-drain door (OD) is instructed
Driver element, for OD instruction outputs；Penetrate with output order driver element, for radio command output；First decoding
Unit includes encoded control master unit and encoded control for unit, the encoded control master unit and encoded control for unit difference
It is connected with heater module.
Further, open-collector gate (OC) the order-driven unit, open-drain door (OD) order-driven unit
And penetrate with output order driver element provide respectively 2mA, 200mA and 500mA load capacity instruction.
Further, the telemetry module includes the second serioparallel exchange unit, the second decoding unit, the multichannel being sequentially connected
Gating unit, two grades of gating units and penetrate with output unit, second serioparallel exchange unit receives external series address code
Carry out serioparallel exchange afterwards and export to the second decoding unit to enter row decoding, the second decoding unit respectively with multi channel selecting unit and two
Level gating unit is connected, and the remote measurement amount being collected after decoding is exported to two grades after multi channel selecting unit carries out one-level gating
Gating unit carries out two grades of gatings, and the collected remote measurement amount for eventually passing two grades of gating unit gatings is defeated with output unit by penetrating
Go out.
Further, RS-422 interface of second serioparallel exchange unit provided with a pair of two forms；The multi channel selecting
Unit is provided with remote measurement amount input interface, and second decoding unit is decoded using pure hardware mode.
Further, the heater module include be sequentially connected the 3rd serioparallel exchange unit, the 3rd decoding unit, plus
Hot device instruction latch units and heater control driver element, the 3rd serioparallel exchange unit receive after external series address code
Carry out serioparallel exchange and export to the decoding of the 3rd decoding unit, decoding post-heater controlling instruction code is locked in instruction latch units
Deposit, after heated device control driver element driving, export the control instruction to the positive and negative two ends of heater.
Further, the instruction latch units include instruction latch master unit and standby unit, the decoding are latched in instruction
Control master unit and encoded control for unit latch master unit with instruction respectively and instruction is latched standby unit and is connected, for heating
The output control of device control instruction and latch.
Preferably, the output end of the heater module uses electronic switch.
The present embodiment is described further with reference to such as figure.
As shown in figure 1, the distribution testing control unit for spacecraft that the present embodiment is provided, including power entry module 1, remote control
Module 2, telemetry-acquisition module 4 and heater control module 3.Design integration satellite platform a variety of functions, by tradition four
The unit product of platform simple function is integrated in one, using modularized design mode, and carries out signal transmission, debugging by internal bus
Flexibly, multifunction.
As shown in Fig. 2 the distribution testing control unit for spacecraft that the present embodiment is provided, remote control module is to power entry module
Controlled with heater module implementation, wherein, the control of power entry module reception remote control module is powered to instruct and controlled there is provided corresponding
Power supply output, heater control module receives the control instruction of remote control module, implements switch control to respective heater.In addition,
Remote control module also exports other control instructions, and other subsystems to spacecraft are controlled.Telemetry module gathers and exports confession
The power supply state remote measurement amount and heater command status remote measurement amount of Power entry module, while the also remote measurement to other subsystems of spacecraft
Amount is acquired and exported.
Fig. 3 is distribution testing control unit power entry module principle schematic of the present invention；As shown in figure 3, the module can provide control
System power supply is independently-powered with two kinds of forms of direct power supply, and the collection that taken remote measurement to power supply state, and power supply way is expansible.Direct-furnish
Electricity uses confluence module, can be realized in small area inside conflux, may make up the wiring of multiple combinations.Control power supply uses magnetic
Guard relay receives instruction and carries out break-make control to power supply, and the combination taken various forms can meet different loads
Need.
Fig. 4 is distribution testing control unit remote control module principle schematic of the present invention；As shown in figure 4, the module is using one-to-one
The RS-422 interface modes of form receive address code, enter row decoding with pure hardware mode, with three kinds of order-driven modes, can divide
Indescribably for the instruction of 2mA, 200mA, 500mA load capacity.
Fig. 5 is distribution testing control unit telemetry module principle schematic of the present invention；As shown in figure 5, the module is used a pair two
The RS-422 interface modes of form receive address code, and row decoding is entered with pure hardware mode, while gating remote measurement main tracks and loop line simultaneously
Penetrate with output.Analog quantity and Temperature Quantity can be acquired.
Fig. 6 is distribution testing control unit heater control module principle schematic of the present invention；As shown in fig. 6, the module will be translated
Instruction after code is latched, after drive circuit, while being controlled to the positive and negative terminal of heater.
Described power entry module 1 can have been met using the control mode of confluence module (busbar) and relay assembly
Complete independent 42V and 28V supplies distribution form for distribution demand there is provided two kinds of direct power supply and control power supply, is protected with bus excessively stream
Protective function, it is expansible for distribution way.
Described remote control module 2 has serioparallel exchange and decoding function, with three kinds of satellite usual instructions type of drive.Adopt
RS-422 serial line interfaces are used, pure hardware digital decoding refers to there is provided the command signal of tri- kinds of driving forces of 2mA, 200mA, 500mA
Make quantity expansible.
Described telemetry-acquisition module 4 has serioparallel exchange, decodes and penetrate with output function.It is real using two-stage gated mode
The collection of the tunnel remote measurement main tracks of Xian Dui 256 and 32 tunnel remote measurement loop lines.Sampling precision 2mV.
Described heater control module 3 uses electronic switch, and the positive and negative terminal of heater is controlled simultaneously, reliability height,
Lightweight, small volume.
From the above mentioned, the distribution testing control unit for spacecraft that the present embodiment is provided, changes current satellite platform list
Machine function is single, scattered distribution pattern, alleviates the weight of satellite platform part；Meanwhile, distribution testing control unit is according to whole star
The demand and distribution Global Uniformityization design of function, improve the service efficiency of satellite resource；In addition, distribution testing control unit is used
General module formula design method, had both shortened design, process time, and the quantity of backup is reduced again, so as to save satellite
Development cost.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (6)
1. a kind of distribution testing control unit for spacecraft, it is characterised in that including integrated power entry module, remote control module,
Telemetry module and heater control module, wherein, the remote control module respectively with power entry module and heater control module control
System connection, the power entry module is also connected with telemetry module；
The power entry module includes the confluence module and some relays for being used to inside realization conflux in small area, wherein,
If power supply buses are by the direct-furnish electricity output of confluence module formation main line independence, if power supply buses after some relays by forming
The control of main line independence is powered output；
The remote control module includes the first serioparallel exchange unit, the first decoding unit and the order-driven unit being sequentially connected,
First serioparallel exchange unit carries out serioparallel exchange after receiving external command, then enters row decoding by the first decoding unit,
Output order is driven to power entry module finally by order-driven unit；Wherein, first serioparallel exchange unit has one
To the RS-422 interfaces of a form；First decoding unit is decoded using pure hardware mode；The order-driven unit includes：
Open-collector gate order-driven unit, for OC instruction outputs；Open-drain door order-driven unit, for OD instructions
Output；Penetrate with output order driver element, for radio command output；First decoding unit includes encoded control master unit
And encoded control for unit, the encoded control master unit and encoded control for unit are connected with heater module respectively；
The telemetry module include be sequentially connected the second serioparallel exchange unit, the second decoding unit, multi channel selecting unit, two grades
Gating unit and penetrate with output unit, second serioparallel exchange unit carries out serioparallel exchange after receiving external series address code
And output enters row decoding to the second decoding unit, the second decoding unit is connected with multi channel selecting unit and two grades of gating units respectively
Connect, the remote measurement amount being collected after decoding exports to two grades of gating units after multi channel selecting unit carries out one-level gating and carries out two
Level gating, the collected remote measurement amount for eventually passing two grades of gating unit gatings is exported by penetrating with output unit；
The heater module is latched including the 3rd serioparallel exchange unit being sequentially connected, the 3rd decoding unit, heater instruction
Unit and heater control driver element, the 3rd serioparallel exchange unit receive to carry out serioparallel exchange after external series address code
And export to the decoding of the 3rd decoding unit, decoding post-heater controlling instruction code is latched in instruction latch units, heated device
Control after driver element driving, export the control instruction to the positive and negative two ends of heater.
2. the distribution testing control unit according to claim 1 for spacecraft, it is characterised in that the relay uses magnetic
Guard relay.
3. the distribution testing control unit according to claim 1 for spacecraft, it is characterised in that the open-collector gate
Order-driven unit, open-drain door order-driven unit and penetrate and provide 2mA, 200mA respectively with output order driver element
With the instruction of 500mA load capacities.
4. the distribution testing control unit according to claim 1 for spacecraft, it is characterised in that second serioparallel exchange
RS-422 interface of the unit provided with a pair of two forms；The multi channel selecting unit is provided with remote measurement amount input interface, and described second translates
Code unit is decoded using pure hardware mode.
5. the distribution testing control unit according to claim 1 for spacecraft, it is characterised in that the instruction latch units
Latch master unit including instruction and standby unit latched in instruction, the encoded control master unit and encoded control for unit respectively with finger
Order is latched master unit and latched with instruction to be connected for unit, for the output control to heater control instruction and latch.
6. the distribution testing control unit according to claim 1 for spacecraft, it is characterised in that the heater module
Output end uses electronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410461380.9A CN104267636B (en) | 2014-09-11 | 2014-09-11 | Distribution testing control unit for spacecraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410461380.9A CN104267636B (en) | 2014-09-11 | 2014-09-11 | Distribution testing control unit for spacecraft |
Publications (2)
| Publication Number | Publication Date |
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| CN104267636A CN104267636A (en) | 2015-01-07 |
| CN104267636B true CN104267636B (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410461380.9A Active CN104267636B (en) | 2014-09-11 | 2014-09-11 | Distribution testing control unit for spacecraft |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8600660B2 (en) * | 2006-09-29 | 2013-12-03 | Honeywell International Inc. | Multipath modeling for deep integration |
| US20100058308A1 (en) * | 2008-08-29 | 2010-03-04 | International Business Machines Corporation | Central provider and satellite provider update and diagnosis integration tool |
| CN102530267B (en) * | 2010-12-10 | 2014-09-03 | 上海卫星工程研究所 | Common platform for satellite |
| CN202435136U (en) * | 2011-12-31 | 2012-09-12 | 国家电网公司 | Intelligent integrated power distribution terminal |
| CN103944629B (en) * | 2014-04-28 | 2017-06-06 | 航天东方红卫星有限公司 | A kind of satellite Integrated Electronic System |
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