CN103885417B - A kind of alternating current-direct current hybrid pumping signal dispensing device based on pci bus - Google Patents
A kind of alternating current-direct current hybrid pumping signal dispensing device based on pci bus Download PDFInfo
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- CN103885417B CN103885417B CN201410110702.5A CN201410110702A CN103885417B CN 103885417 B CN103885417 B CN 103885417B CN 201410110702 A CN201410110702 A CN 201410110702A CN 103885417 B CN103885417 B CN 103885417B
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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 alternating current-direct current hybrid pumping signal dispensing device based on pci bus, including control input unit, fuction output unit and power module, power module connects and supplies control input unit and fuction output unit power supply respectively；Wherein, control input unit includes computer, pci interface module, data processing module and the signal transmitting module being sequentially connected；Fuction output unit includes control output circuit and the corner output module being sequentially connected, function switching circuit, logic adjusting control circuit and signal receiving module, and signal receiving module connects the input signal that signal transmitting module receipt signal sending module send；This power module connects voltage output module and current output module respectively, and this voltage output module and current output module connect corner output module respectively, is powered to described corner output module by power module, voltage output module and current output module；This device effectively improves the reliability of launch vehicle measurement.
Description
Technical field
The present invention relates to carrier rocket ground launch vehicle measurement technical field, more particularly, to a kind of friendship based on pci bus
DC mixed type pumping signal dispensing device.
Background technology
At present, in carrier rocket platform mechanism as one of the critical component of guidance system, corner pumping signal is output as
During ground test platform X table equivalent, receive the attitude angle signal of preset mechanism output, by ground angle output device to platform
Z table gyroscopic couple motor, makes platform change attitude, reaches platform X table and surveys the rotation attitude angle needed for equivalent；Rate gyroscope conduct
The important composition part of posture control system, provides pumping signal for rate gyroscope pick-ups at different levels, for detecting stabilisation systemss at different levels
Carry-over factor and polarity, provide oil gas pressure excitation for servo control mechanism gas-oil pressure devices at different levels, for detecting oil gas pressure feedbacks at different levels
Coefficient is it is ensured that servo control mechanism normal work at different levels.Therefore, ground exports various pumping signals on rocket is ground carrier rocket
The important indicator of launch vehicle measurement, due to the specificity of pumping signal on arrow, controls output procedure ratio using multiple power source board
More complicated, different types of pumping signal is needed to be respectively provided with particular device, and adopts general multiple power source excitation board
It is difficult to meet system requirements.
Therefore, it is necessary to propose a kind of alternating current-direct current hybrid pumping signal dispensing device based on pci bus, simplify observing and controlling
Process, tests transmitting flow process according to carrier rocket, the pumping signal required for product on output arrow in active set.
Content of the invention
In order to overcome the defect of prior art, the present invention is intended to provide one kind can solve the problem that boosterguidance system platform
Attitude angle adds square pumping signal, corner pumping signal and posture control system rate gyroscope at different levels pumping signal, detection at different levels excitation letter
Number, servo control mechanism oil gas press pumping signal to export the sending out based on the alternating current-direct current hybrid pumping signal of pci bus of complexity problem
Send device.
To achieve these goals, the invention provides a kind of sent out based on the alternating current-direct current hybrid pumping signal of pci bus
Send device, control input unit, fuction output list should be included based on the alternating current-direct current hybrid pumping signal dispensing device of pci bus
Unit and power module, described power module connects and supplies described control input unit respectively and described fuction output unit is stable
Power supply；Wherein, described control input unit includes computer, pci interface module, data processing module and the signal being sequentially connected
Sending module；Described fuction output unit includes control output circuit and the corner being sequentially connected with described control output circuit
Output module, function switching circuit, logic adjusting control circuit and signal receiving module, described signal receiving module connects described
Signal transmitting module simultaneously receives the input signal that described signal transmitting module sends；Described power module also includes a voltage output
Module and current output module, described power module connects described voltage output module and described current output module respectively, and
Described voltage output module and described current output module connect described corner output module respectively, by described power module,
Described voltage output module and described current output module are powered to described corner output module.
It is preferred that described control input unit is used for automatically controlling transmission pumping signal instruction encoding, and described excitation letter
Number instruction encoding includes forward and reverse DC voltage, forward and reverse alternating voltage, current source, corner excitation instruction and DA and enables and control
Word.
It is preferred that described pumping signal instruction encoding is sent by described computer, and by described pci interface module root
According to pci bus agreement, corresponding read-write operation is carried out to the depositor of described data processing module, completes the conversion of 422 signals,
And sent to described fuction output unit by described signal transmitting module.
It is preferred that described fuction output unit is used for receiving the pumping signal instruction volume that described control input unit sends
Code, and to described pumping signal instruction encoding light-coupled isolation after, described pumping signal instruction encoding is completed digital-to-analogue/analog digital conversion
And export the described pumping signal instruction encoding of transmission.
It is preferred that described signal receiving module receives the pumping signal instruction encoding that described signal transmitting module sends, lead to
Cross described logic adjusting control circuit and described function switching circuit is controlled according to described pumping signal instruction encoding.
It is preferred that controlling described control output circuit to complete the transmission of each pumping signal by described function switching circuit.
It is preferred that described power module is used for providing described control input unit and described each circuit of fuction output unit
Stabilized power source and ac-excited signal reference voltage.
Compared with prior art, beneficial effects of the present invention are as follows：
1st, the alternating current-direct current hybrid pumping signal dispensing device based on pci bus of the present invention, solves carrier rocket and surveys
In examination emission process, ground is to guidance system platform mechanism on arrow and posture control system rate gyroscope, detection input, gas-oil pressure device
Deng the function of sending alternating current-direct current hybrid pumping signal, so that carrier rocket is tested in emission process can be carried out according to pumping signal
Adjustment.
2nd, the alternating current-direct current hybrid pumping signal dispensing device based on pci bus that the present invention is implemented, is mixed using alternating current-direct current
Output mode in intersection, alternating current-direct current mixed excitation signal is sent to rocket system, its intermediate link is less, controls simple, has
Effect improves the reliability of launch vehicle measurement.
3rd, the alternating current-direct current hybrid pumping signal dispensing device based on pci bus of the present invention, using differential signal transmission,
Improve transmission anti-interference and reliability.
Brief description
Fig. 1 is the system block diagram based on the alternating current-direct current hybrid pumping signal dispensing device of pci bus for the present invention；
Fig. 2 is that the alternating current-direct current hybrid pumping signal dispensing device based on pci bus for the present invention surveys a control in carrier rocket
The theory diagram of application in system.
Symbol represents：
10- power module, 11- voltage output module, 12- current output module；20- control input unit, 21- calculates
Machine, 22-PCI interface module, 23- data processing module, 24- signal transmitting module；30- fuction output unit, 31- controls output
Circuit, 32- corner output module, 33- function switching circuit, 34- logic adjusting control circuit, 35- signal receiving module.
Specific embodiment：
Referring to the accompanying drawing illustrating the embodiment of the present invention, the present invention hereafter will be described in greater detail.However, the present invention can be with
Multi-form, specification etc. are realized, and the embodiment that should not be construed as by herein proposing is limited.On the contrary, these enforcements are proposed
Example is to reach abundant and complete disclosure, and makes more to understand the model of the present invention completely about those skilled in the art
Enclose.In these accompanying drawings, it is clearly visible, relative size may have been zoomed in or out.
Describe in detail referring now to Fig. 1 and sent out based on the alternating current-direct current hybrid pumping signal of pci bus according to what the present invention was implemented
Send device, as shown in figure 1, the alternating current-direct current hybrid pumping signal dispensing device based on pci bus that the present invention provides, this device
Including control input unit 20, fuction output unit 30 and power module 10, this power module 10 connects respectively and supplies this control
Input block 20 processed and fuction output unit 30 stabilized power source；Wherein, this control input unit 20 includes the calculating being sequentially connected
Machine 21, pci interface module 22, data processing module 23 and signal transmitting module 24；This fuction output unit 30 includes controlling defeated
Go out circuit 31 and the corner output module 32 being sequentially connected with this control output circuit 31, function switching circuit 33, logic are adjusted
Section control circuit 34 and signal receiving module 35, this signal receiving module 35 connects this signal transmitting module 24 and receives this signal
The input signal that sending module 24 sends；This power module 10 also includes a voltage output module 11 and current output module 12,
This power module 10 connects this voltage output module 11 and current output module 12 respectively, and this voltage output module 11 and electric current
Output module 12 connects this corner output module 32 respectively, is exported by this voltage module 10, voltage output module 11 and electric current
Module 12 is powered to this corner output module 32.
Wherein, in specific implementation process, this control input unit 20 is used for automatically controlling transmission pumping signal instruction volume
Code, and this pumping signal instruction encoding includes forward and reverse DC voltage, forward and reverse alternating voltage, current source, corner excitation instruction
Enable control word with DA；This dispensing device sends this pumping signal instruction encoding by computer 21, by this pci interface module
22 carry out corresponding read-write operation, output control signal, this letter according to pci bus agreement to the depositor of data processing module 23
This control signal is converted to 422 differential output signals by number sending module 24, thus effectively preventing from disturbing, reduces the bit error rate, real
The relatively long-distance transmissions of existing signal.
And, in specific implementation process, this fuction output unit 30 is used for receiving the transmission of this control input unit 20
Pumping signal instruction encoding, by a Differential input circuit after the light-coupled isolation of front end, pumping signal instruction encoding is completed to count
Input after mould/analog digital conversion to this logic adjusting control circuit 34, believed according to this excitation by this logic adjusting control circuit 34
Number instruction encoding controls this function switching circuit 33, and this function switching circuit 33 controls and carries out voltage source input or current source is defeated
Enter, so that this corner output module 32 and function switching circuit 33 control this control output circuit 31 to complete each pumping signal
Transmission；Specifically, strengthen the driving force of control instruction by this logic adjusting control circuit, parallel pumping signal is referred to
Make coding carry out digital-to-analogue conversion, connect to voltage source excitation output module, input different enable control words, can be effectively defeated
Go out the pumping signal of required voltage；The output of DC source DC/DC module connects simultaneously through voltage output benchmark, the adjustment of amplifier signal
Line interface conversion chip, control voltage output module 11 exports DC voltage pumping signal；Using extraneous exchange input reference, warp
Cross transformator amplitude modulation to process, relay switching carries out the same reversal of identification of AC signal, export to parallel interface switching chip control
Voltage output module 11 output AC voltage pumping signal processed；On arrow, as a kind of special pumping signal, it is sharp for angular signal
Earthward input corner input with arrow ground interface（AC signal）, export to a phase sensitivity corner change-over circuit through discharge circuit,
Phase sensitivity corner change-over circuit needs to provide external exchange input reference, experiences the forward and reverse of signal simultaneously, adjusts through discharge circuit
Whole output corner exciting current signal, is back to guidance system platform mechanism on arrow；Current excitation signal makes using DC/DC module
Connect three terminal regulator and the current source output device of adjustable potentiometer combination, 422 differential signal receivers connect logic and adjust
The transmission instruction of control circuit 34 and control output circuit 31 output current pumping signal, completes the output of current source.
In addition, in specific implementation process, as shown in Fig. 2 alternating current-direct current hybrid pumping signal based on pci bus by this
Dispensing device is connected with carrier rocket launch vehicle measurement, realizes signal and receives and send.The various excitation letters that computer 21 sends
Number instruction encoding is transferred to the pci interface module 22 on computer-internal pci card by the pci bus of computer 21, and this PCI connects
This pumping signal instruction encoding is sent to FPGA, to depositing in FPGA after being changed according to pci bus agreement by mouth module
Device is written and read operating（Wherein 33M crystal oscillator provides Base clock for it, and other configurations chip is all supplied by pci interface module
Electricity）, export 24 tunnel control signals, send chip output drive signal sending signal through 422 difference；Wherein, voltage source function
Output module includes direct voltage source and alternating-current voltage source two parts, and this direct voltage source connects low-power electricity by DC/DC module
Pressure benchmark AD680, and give 12 tunnels parallel D/A converter AD5445 through amplifier 0P07 output reference voltage, and concatenation operation is put
Big device 0P07 and LH0041K is constituted；This alternating-current voltage source is given by external exchange reference connection transformer module output reference voltage
12 tunnels parallel D/A converter AD5445, concatenation operation amplifier 0P07 and LH0041K are constituted；This fuction output unit utilizes 422
Differential received chip receives pumping signal and sends instruction, and in addition A/D conversion is realized through light-coupled isolation in 12 tunnels, by phase inverter
SN5404 connects 12 tunnels parallel D/A interface convertor, control voltage source output AC/DC voltage excitation signals after strengthening driving, lead to
Cross change Input Control Word to adjust using an adjustable potentiometer changing the output valve of voltage source, wherein output area.
Angular signal is to phase sensitivity corner change-over circuit by the ac-excited signal inputting on arrow through 0P07 adjustment input
LZX1, utilizes external exchange input reference to provide synchronizing signal simultaneously, is sent on arrow through amplifier after output corner pumping signal
Guidance system platform mechanism.In specific implementation process, this current source signal mainly connects three terminal regulator and can by DC/DC module
Potentiometer is adjusted to realize the output of Impetus of Current Source signal；And, in addition 12 tunnel control instructions are directly connected to logic and adjust control electricity
Road, output is connected with the relay coil of control output circuit, thus controlling switching and the output of each functional module.
The alternating current-direct current hybrid pumping signal dispensing device based on pci bus that the present invention provides mainly solves delivery fire
In arrow test emission process, ground is to guidance system platform mechanism on arrow and posture control system rate gyroscope, detection input, oil gas pressure
Device etc. sends the function of alternating current-direct current hybrid pumping signal, and so that carrier rocket is tested can be according to pumping signal in emission process
It is adjusted.
Obviously, those skilled in the art can carry out the various changes and deformation essence without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and deformation belong to the scope of the claims in the present invention and its equivalent technologies
Interior, then the present invention is also intended to comprise these changes.
Claims (4)
1. a kind of alternating current-direct current hybrid pumping signal dispensing device based on pci bus is it is characterised in that include control input list
Unit, fuction output unit and power module, described power module connects respectively and supplies described control input unit and described work(
Can output unit stabilized power source；
Wherein, described control input unit includes computer, pci interface module, data processing module and the signal being sequentially connected
Sending module；
Described fuction output unit includes control output circuit and the corner output being sequentially connected with described control output circuit
Module, function switching circuit, logic adjusting control circuit and signal receiving module, described signal receiving module connects described signal
Sending module simultaneously receives the input signal that described signal transmitting module sends；
Described power module also includes a voltage output module and current output module, and described power module connects described electricity respectively
Pressure output module and described current output module, and described voltage output module and described current output module connect respectively described
Corner output module, gives described corner defeated by described power module, described voltage output module and described current output module
Go out module for power supply；
Described control input unit is used for automatically controlling transmission pumping signal instruction encoding, and described pumping signal instruction encoding bag
Include forward and reverse DC voltage, forward and reverse alternating voltage, current source, corner excitation instruction and DA and enable control word；
Described pumping signal instruction encoding is sent by described computer, and is assisted according to pci bus by described pci interface module
View carries out corresponding read-write operation to the depositor of described data processing module, completes the conversion of 422 signals, and passes through described letter
Number sending module sends to described fuction output unit；
Described signal receiving module receives the pumping signal instruction encoding that described signal transmitting module sends, and is adjusted by described logic
Section control circuit controls described function switching circuit according to described pumping signal instruction encoding.
2. the alternating current-direct current hybrid pumping signal dispensing device based on pci bus according to claim 1, its feature exists
In described fuction output unit is used for receiving the pumping signal instruction encoding that described control input unit sends, and swashs to described
After encouraging signal instruction coding light-coupled isolation, described pumping signal instruction encoding is completed digital-to-analogue/analog digital conversion and exports transmission institute
State pumping signal instruction encoding.
3. the alternating current-direct current hybrid pumping signal dispensing device based on pci bus according to claim 2, its feature exists
In controlling described control output circuit to complete the transmission of each pumping signal by described function switching circuit.
4. the alternating current-direct current hybrid pumping signal dispensing device based on pci bus according to claim 1, its feature exists
In, described power module be used for providing the stabilized power source of described control input unit and described fuction output each circuit of unit with
And the reference voltage of ac-excited signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410110702.5A CN103885417B (en) | 2014-03-24 | 2014-03-24 | A kind of alternating current-direct current hybrid pumping signal dispensing device based on pci bus |
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| CN201410110702.5A CN103885417B (en) | 2014-03-24 | 2014-03-24 | A kind of alternating current-direct current hybrid pumping signal dispensing device based on pci bus |
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| CN103885417A CN103885417A (en) | 2014-06-25 |
| CN103885417B true CN103885417B (en) | 2017-03-08 |
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| CN111367219A (en) * | 2020-03-20 | 2020-07-03 | 上海航天计算机技术研究所 | Carrier rocket differential mode transmitter based on PCI bus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103063937A (en) * | 2011-10-19 | 2013-04-24 | 北京强度环境研究所 | Analog quantity converter test bench |
| CN203479876U (en) * | 2013-07-03 | 2014-03-12 | 陕西海泰电子有限责任公司 | Digital multimeter based on PXI/PCI bus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6029090A (en) * | 1997-01-27 | 2000-02-22 | Herbst; Ewa | Multi-functional electrical stimulation system |
| KR100555544B1 (en) * | 2004-01-02 | 2006-03-03 | 삼성전자주식회사 | Apparatus for generating test stimulus signal having current source regardless of internal impedance value of a device under test |
| CN202841175U (en) * | 2012-08-17 | 2013-03-27 | 上海航天测控通信研究所 | Carrier rocket ground test, emission and control communication system |
| CN203313171U (en) * | 2013-06-20 | 2013-11-27 | 上海航天测控通信研究所 | Difference signal receiving and sending general printed circuit board |
| CN203386041U (en) * | 2013-06-20 | 2014-01-08 | 上海航天测控通信研究所 | Carrier rocket ground acquisition device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103063937A (en) * | 2011-10-19 | 2013-04-24 | 北京强度环境研究所 | Analog quantity converter test bench |
| CN203479876U (en) * | 2013-07-03 | 2014-03-12 | 陕西海泰电子有限责任公司 | Digital multimeter based on PXI/PCI bus |
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Effective date of registration: 20180129 Address after: 200050 Anhua Road, Shanghai, No. 492, No. Patentee after: SHANGHAI AEROSPACE COMPUTER TECHNOLOGY INSTITUTE Address before: 200082 Qigihar Road, Shanghai, No. 76, No. Patentee before: Shanghai Aerospace Electronic Communication Equipment Inst. |