CN205535060U - Digital carrier rocket conduit head pressurization control ware - Google Patents
Digital carrier rocket conduit head pressurization control ware Download PDFInfo
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- CN205535060U CN205535060U CN201620143642.1U CN201620143642U CN205535060U CN 205535060 U CN205535060 U CN 205535060U CN 201620143642 U CN201620143642 U CN 201620143642U CN 205535060 U CN205535060 U CN 205535060U
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Abstract
The utility model provides a digital carrier rocket conduit head pressurization control ware, including three pressure sensor, three the same and the the control unit of isolation of each other, a main road vote unit and a vice way vote unit, every one is connected to the control unit's input pressure sensor, it is three the control unit exports a main road control signal respectively extremely main road vote unit, it is three the control unit exports a vice way control signal respectively extremely vice way vote unit, the the control unit foundation pressure sensor's result output main road control signal and vice way control signal are extremely main road vote unit and vice way vote unit, two vote backs, the corresponding main road solenoid valve of output driver are got to the three main road control signal no. 3 of input to main road vote unit, two vote backs, the corresponding vice way solenoid valve of output driver are got to three pair of way control signal no. 3 of input to vote unit in vice way.
Description
Technical field
This utility model relates to the improvement of digital carrier rocket tank pressurization control mode, particularly relates to one
Digital carrier rocket tank boost controller.
Background technology
Carrier rocket tank supercharger many employings pressure signal device and relay carry out tank Stress control, by pressing
Force signal device perception tank pressure, controls relay switch, thus controls being switched on and off of electromagnetic valve, with
Reach to control the purpose of tank pressure.Pressure signal device is frame for movement, pressure spot debugging difficulty, easily occurs
The overproof problem of numerical value, affects product and the reliability of pressure charging system work.
Utility model content
The technical problems to be solved in the utility model is how to improve the reliability of pressure charging system.
In order to solve this technical problem, this utility model provides a kind of digital carrier rocket tank supercharging
Controller, including three pressure transducers, three identical and be mutually isolated control unit, a main road table
Certainly unit and Ge Fu road voting unit, the input of each described control unit connects a described pressure and passes
Sensor, three described control units export a main road respectively and control signal to described main road voting unit, and three
Individual described control unit exports a Ge Fu road respectively and controls signal to described secondary road voting unit；
Result output main road control signal and secondary road that described control unit detects according to described pressure transducer are controlled
Signal processed extremely described main road voting unit and secondary road voting unit, described main road decides by vote three to input of unit
After the voting of main road control signal two from three, output drives corresponding main road electromagnetic valve；Described secondary road voting unit
After three Ge Fu road control signal two from three votings of input, output drives corresponding secondary way solenoid valve.
Optionally, described control unit includes microcontroller, and described microcontroller is according to described pressure transducer
The signal transmitted and come, after judging according to the logic preset, exports corresponding main road control signal and pair
Road controls signal to described main road voting unit and secondary road voting unit.
Optionally, described control unit also includes RS485 module, and described microcontroller passes through described RS485
Module and described pressure transducer communication.
Optionally, described control unit also includes that insulating power supply module, described insulating power supply module are corresponding
Described pressure transducer and microprocessor power supply.
Optionally, described main road voting unit includes six relays, wherein, the control of two described relays
End processed connects first described control unit, and the control end of two described relays connects second described control
Unit, the control end of two described relays connects the 3rd described control unit, six described relays it
Between connection in series-parallel, and then realize two from three voting output.
Optionally, six described relays be respectively the first main road relay, the second main road relay, the 3rd
Main road relay, the 4th main road relay, the 5th main road relay and the 6th main road relay；
It is connected to described main road electricity after described first main road relay and the series connection of the second main road relay output contact
It is connected to described main road after magnet valve, described 5th main road relay and the series connection of the 3rd main road relay output contact
It is connected to described master after electromagnetic valve, described 6th main road relay and the series connection of the 4th main road relay output contact
Way solenoid valve；
The control end of described first main road relay and the 4th main road relay connects first described control unit
Main road control signal outfan；The control end of described second main road relay and the 5th main road relay connects
The main road control signal outfan of second described control unit, described 3rd main road relay and the 6th main road
The end that controls of relay connects the main road control signal outfan of the 3rd described control unit.
Optionally, described secondary road voting unit includes six relays, wherein, the control of two described relays
End processed connects first described control unit, and the control end of two described relays connects second described control
Unit, the control end of two described relays connects the 3rd described control unit, six described relays it
Between connection in series-parallel, and then realize two from three voting output.
Optionally, six described relays be respectively the first secondary road relay, the second secondary road relay, the 3rd
Secondary road relay, fourth officer road relay, the 5th secondary road relay and the 6th secondary road relay；
It is connected to described secondary road electricity after described first secondary road relay and the second secondary road relay output contact series connection
It is connected to described secondary road after magnet valve, the described 5th secondary road relay and the 3rd secondary road relay output contact series connection
Electromagnetic valve, is connected to described pair after the described 6th secondary road relay and the series connection of fourth officer road relay output contact
Way solenoid valve；
The control end of the described first secondary road relay and fourth officer road relay connects first described control unit
Secondary road control signal outfan；The control end of the described second secondary road relay and the 5th secondary road relay connects
The secondary road control signal outfan of second described control unit, the described 3rd secondary road relay and the 6th secondary road
The end that controls of relay connects the secondary road control signal outfan of the 3rd described control unit.
Compared with prior art, this utility model uses digital pressure sensor to carry out pressure measxurement, pressure measurement
Accurately, Interface design is succinct；Whole system uses triplication redundancy design, and any sensor or control unit are sent out
Raw fault controls the correct output of result all without impact, is greatly improved the reliability of boost controller, reduces
The fault rate of product and crash rate.
Accompanying drawing explanation
Fig. 1 is digital carrier rocket tank boost controller in this utility model one embodiment；
Fig. 2, Fig. 3 are the schematic diagrams of master/slave road voting unit in this utility model one embodiment；
Fig. 4 is the operation signal of digital carrier rocket tank boost controller in this utility model one embodiment
Figure.
Detailed description of the invention
Digital carrier rocket tank pressurization control this utility model provided below with reference to Fig. 1 to Fig. 4
Device is described in detail, and it is this utility model optional embodiment, it is believed that people in the art
Member is not changing in the range of this utility model spirit and content, it is possible to modifies it and polishes.
Refer to Fig. 1, this utility model provides a kind of digital carrier rocket tank boost controller, including
Three pressure transducers, three identical and that be mutually isolated control unit, a main road voting unit and one
Secondary road voting unit, the input of each described control unit connects a described pressure transducer, three institutes
State control unit to export a main road respectively and control signal to described main road voting unit, three described control single
Unit exports a Ge Fu road respectively and controls signal to described secondary road voting unit；
Result output main road control signal and secondary road that described control unit detects according to described pressure transducer are controlled
Signal processed extremely described main road voting unit and secondary road voting unit, described main road decides by vote three to input of unit
After the voting of main road control signal two from three, output drives corresponding main road electromagnetic valve；Described secondary road voting unit
After three Ge Fu road control signal two from three votings of input, output drives corresponding secondary way solenoid valve.
Visible, this utility model uses triplication redundancy design, including three identical and mutually isolated controls
Unit processed, be connected with control unit for measure three parallel pressure sensors of tank pressure and main road,
Secondary two, road voting unit.
In this utility model optional embodiment, refer to Fig. 1, described control unit includes microcontroller,
The signal that described microcontroller comes according to the transmission of described pressure transducer, judges according to the logic preset
After, export corresponding main road control signal and secondary road controls signal to described main road voting unit and the voting of secondary road
Unit.Described control unit also includes RS485 module, and described microcontroller is by described RS485 module
With described pressure transducer communication.Described control unit also includes insulating power supply module, described insulating power supply mould
Block is corresponding described pressure transducer and microprocessor power supply.Certainly, insulating power supply module is also RS485
Module for power supply；
Visible, described control unit includes microcontroller, RS485 module and insulating power supply module.Each
Microcontroller receives a road pressure sensor data by RS485 module, exports the control of major and minor road after treatment
Signal processed decides by vote unit respectively to described major and minor road, and the solenoid-driven signal of voting unit output connects respectively
Enter major and minor electromagnetic valve.Insulating power supply module is for powering to the modules of system.
In this utility model optional embodiment, refer to Fig. 2 and Fig. 3, main road voting unit and secondary road
Voting cellular construction is identical, and described major and minor road voting unit is respectively adopted six relays, relay touch
Point connection in series-parallel carries out two from three voting output.
Doing concrete elaboration individually below, wherein K1 to K6 can illustrate the first main road (secondary road) relay respectively
Device, the second main road (secondary road) relay, the 3rd main road (secondary road) relay, the 4th main road (secondary road)
Relay, the 5th main road (secondary road) relay and the 6th main road (secondary road) relay:
Described main road voting unit includes six relays, and wherein, the control end of two described relays connects
First described control unit, control end second described control unit of connection of two described relays, two
The control end of individual described relay connects the 3rd described control unit, connection in series-parallel between six described relays,
And then realize two from three voting output.
Furthermore, it is understood that six described relays be respectively the first main road relay, the second main road relay,
3rd main road relay, the 4th main road relay, the 5th main road relay and the 6th main road relay；
It is connected to described main road electricity after described first main road relay and the series connection of the second main road relay output contact
It is connected to described main road after magnet valve, described 5th main road relay and the series connection of the 3rd main road relay output contact
It is connected to described master after electromagnetic valve, described 6th main road relay and the series connection of the 4th main road relay output contact
Way solenoid valve；
The control end of described first main road relay and the 4th main road relay connects first described control unit
Main road control signal outfan；The control end of described second main road relay and the 5th main road relay connects
The main road control signal outfan of second described control unit, described 3rd main road relay and the 6th main road
The end that controls of relay connects the main road control signal outfan of the 3rd described control unit.
Described secondary road voting unit includes six relays, and wherein, the control end of two described relays connects
First described control unit, control end second described control unit of connection of two described relays, two
The control end of individual described relay connects the 3rd described control unit, connection in series-parallel between six described relays,
And then realize two from three voting output.
The most specifically, six described relays are respectively the first secondary road relay, the second secondary road relay
Device, the 3rd secondary road relay, fourth officer road relay, the 5th secondary road relay and the 6th secondary road relay；
It is connected to described secondary road electricity after described first secondary road relay and the second secondary road relay output contact series connection
It is connected to described secondary road after magnet valve, the described 5th secondary road relay and the 3rd secondary road relay output contact series connection
Electromagnetic valve, is connected to described pair after the described 6th secondary road relay and the series connection of fourth officer road relay output contact
Way solenoid valve；
The control end of the described first secondary road relay and fourth officer road relay connects first described control unit
Secondary road control signal outfan；The control end of the described second secondary road relay and the 5th secondary road relay connects
The secondary road control signal outfan of second described control unit, the described 3rd secondary road relay and the 6th secondary road
The end that controls of relay connects the secondary road control signal outfan of the 3rd described control unit.
Compared with prior art, this utility model uses digital pressure sensor to carry out pressure measxurement, pressure measurement
Accurately, Interface design is succinct；Whole system uses triplication redundancy design, and any sensor or control unit are sent out
Raw fault controls the correct output of result all without impact, is greatly improved the reliability of boost controller, reduces
The fault rate of product and crash rate.
As shown in Figure 4, in described microcontroller, software flow is:
1), when program starts, serial ports, port and the intervalometer etc. of microcontroller are initialized, the most micro-
The control signal of controller output is set to original state.
2) microcontroller receives sensing data by serial ports, for filtering interfering, the data received is carried out
Digital filtering, the filtering mode taked is: the N number of data of continuous acquisition, removes maximum and minima, will
Remain N-2 force value to average.
3) arrange according to tank pressure threshold, divide pressure range, it is judged that pressure data is interval at which,
Thus carry out output signal control.
Digital boost controller uses triplication redundancy design, and three modules have independent clock, has certain
Asynchronism.Adjusted sensor sample number, when this asynchronous time requires minimum movements with electromagnetic valve
Between compare, do not affect electromagnetic valve correct operation, it is not necessary to extra synchronous circuit, simplify hardware designs.
In sum, this utility model uses digital pressure sensor to carry out pressure measxurement, and pressure measurement is accurate,
Interface design is succinct；Stress control threshold value can be set flexibly by software design, use modernization numeral to survey
Examination technology, coordinates test equipment, can complete the self-inspection of boost controller and the automatic test of whole system,
Simplify debugging process；Whole system uses triplication redundancy design, and any sensor or control unit break down
Control the correct output of result all without impact, be greatly improved the reliability of boost controller, reduce product
Fault rate and crash rate.
Claims (8)
1. a digital carrier rocket tank boost controller, it is characterised in that: include three pressure transducers,
Three identical and that be mutually isolated control unit, a main road voting unit and Ge Fu road voting unit, often
The input of individual described control unit connects a described pressure transducer, and three described control units are the most defeated
Going out a main road and control signal to described main road voting unit, three described control units export a pair respectively
Road controls signal to described secondary road voting unit；
Result output main road control signal and secondary road that described control unit detects according to described pressure transducer are controlled
Signal processed extremely described main road voting unit and secondary road voting unit, described main road decides by vote three to input of unit
After the voting of main road control signal two from three, output drives corresponding main road electromagnetic valve；Described secondary road voting unit
After three Ge Fu road control signal two from three votings of input, output drives corresponding secondary way solenoid valve.
Digital carrier rocket tank boost controller the most as claimed in claim 1, it is characterised in that: described control
Unit processed includes microcontroller, the signal that described microcontroller comes according to the transmission of described pressure transducer, depends on
After judging according to default logic, export corresponding main road control signal and secondary road controls signal to described master
Road voting unit and secondary road voting unit.
Digital carrier rocket tank boost controller the most as claimed in claim 2, it is characterised in that: described control
Unit processed also includes RS485 module, and described microcontroller is passed with described pressure by described RS485 module
Sensor communication.
Digital carrier rocket tank boost controller the most as claimed in claim 2, it is characterised in that: described control
Unit processed also includes that insulating power supply module, described insulating power supply module are corresponding described pressure transducer and micro-
Processor is powered.
Digital carrier rocket tank boost controller the most as claimed in claim 1, it is characterised in that: described master
Road voting unit includes six relays, wherein, described in the control end connection first of two described relays
Control unit, the control end of two described relays connects second described control unit, two described relays
The control end of device connects the 3rd described control unit, connection in series-parallel between six described relays, and then realizes
Two from three voting output.
Digital carrier rocket tank boost controller the most as claimed in claim 5, it is characterised in that: six institutes
State relay and be respectively the first main road relay, the second main road relay, the 3rd main road relay, the 4th master
Road relay, the 5th main road relay and the 6th main road relay；
It is connected to described main road electricity after described first main road relay and the series connection of the second main road relay output contact
It is connected to described main road after magnet valve, described 5th main road relay and the series connection of the 3rd main road relay output contact
It is connected to described master after electromagnetic valve, described 6th main road relay and the series connection of the 4th main road relay output contact
Way solenoid valve；
The control end of described first main road relay and the 4th main road relay connects first described control unit
Main road control signal outfan；The control end of described second main road relay and the 5th main road relay connects
The main road control signal outfan of second described control unit, described 3rd main road relay and the 6th main road
The end that controls of relay connects the main road control signal outfan of the 3rd described control unit.
Digital carrier rocket tank boost controller the most as claimed in claim 1, it is characterised in that: described pair
Road voting unit includes six relays, wherein, described in the control end connection first of two described relays
Control unit, the control end of two described relays connects second described control unit, two described relays
The control end of device connects the 3rd described control unit, connection in series-parallel between six described relays, and then realizes
Two from three voting output.
Digital carrier rocket tank boost controller the most as claimed in claim 7, it is characterised in that: six institutes
State relay and be respectively the first secondary road relay, the second secondary road relay, the 3rd secondary road relay, fourth officer
Road relay, the 5th secondary road relay and the 6th secondary road relay；
It is connected to described secondary road electricity after described first secondary road relay and the second secondary road relay output contact series connection
It is connected to described secondary road after magnet valve, the described 5th secondary road relay and the 3rd secondary road relay output contact series connection
Electromagnetic valve, is connected to described pair after the described 6th secondary road relay and the series connection of fourth officer road relay output contact
Way solenoid valve；
The control end of the described first secondary road relay and fourth officer road relay connects first described control unit
Secondary road control signal outfan；The control end of the described second secondary road relay and the 5th secondary road relay connects
The secondary road control signal outfan of second described control unit, the described 3rd secondary road relay and the 6th secondary road
The end that controls of relay connects the secondary road control signal outfan of the 3rd described control unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143642.1U CN205535060U (en) | 2016-02-25 | 2016-02-25 | Digital carrier rocket conduit head pressurization control ware |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620143642.1U CN205535060U (en) | 2016-02-25 | 2016-02-25 | Digital carrier rocket conduit head pressurization control ware |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755998A (en) * | 2018-12-21 | 2019-05-14 | 中国航天时代电子有限公司 | A kind of more satellite separation release power-supply controllers |
| CN113251873A (en) * | 2021-03-23 | 2021-08-13 | 上海宇航系统工程研究所 | Triple-redundancy control system for initiating explosive devices of carrier rocket |
-
2016
- 2016-02-25 CN CN201620143642.1U patent/CN205535060U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755998A (en) * | 2018-12-21 | 2019-05-14 | 中国航天时代电子有限公司 | A kind of more satellite separation release power-supply controllers |
| CN109755998B (en) * | 2018-12-21 | 2021-08-31 | 中国航天时代电子有限公司 | Multi-satellite separated release power supply controller |
| CN113251873A (en) * | 2021-03-23 | 2021-08-13 | 上海宇航系统工程研究所 | Triple-redundancy control system for initiating explosive devices of carrier rocket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170628 Address after: 201108 D, room 101, No. 730, Lu Chun Road, Shanghai, Minhang District Patentee after: Shanghai Aiyisi Aerospace Science and Technology Co Ltd Address before: 201108 Minhang District, Shanghai Jin Road, No. 3805 Patentee before: Shanghai Aerospace System Engineering Research Inst |
|
| TR01 | Transfer of patent right |