CN106528471A - Configurable signal simulation conversion device - Google Patents
Configurable signal simulation conversion device Download PDFInfo
- Publication number
- CN106528471A CN106528471A CN201611182713.XA CN201611182713A CN106528471A CN 106528471 A CN106528471 A CN 106528471A CN 201611182713 A CN201611182713 A CN 201611182713A CN 106528471 A CN106528471 A CN 106528471A
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- Prior art keywords
- signal
- converted
- interconnected
- submodule
- analog
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 19
- 238000004088 simulation Methods 0.000 title claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 8
- 238000012795 verification Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 2
- 238000011217 control strategy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
The invention discloses a configurable signal simulation conversion device, relates to the technical field of nuclear power, and aims to solve the problem of an interface technology in the digitized instrument control system verification of a nuclear power plant. The device comprises an interface control host, a monitoring terminal, a signal simulation conversion unit, a serial port to USB (Universal Serial Bus) module and data exchange equipment, wherein a plurality of conversion submodules are arranged in the signal simulation conversion unit; the monitoring terminal and the interface control host are interconnected through the Ethernet; the interface control host and the data exchange equipment are interconnected through the Ethernet; the interface control host and the serial port to USB module are interconnected through a USB communication cable; and the serial port to USB module is interconnected with each conversion submodule in the signal simulation conversion unit through a serial communication cable. The device provided by the invention is suitable to serve as an interface device for the digitized instrument control system verification platform of the nuclear power plant.
Description
Technical field
The present invention relates to nuclear power technology, more particularly to a kind of technology of configurable type signal imitation conversion equipment.
Background technology
Digital instrument control system of nuclear power plant verification platform put into operation as I＆C system before condition guarantee link, be several
The software configuration of word I＆C system, control strategy realization etc. provide necessary checking means, improve autonomy-oriented I＆C system
Testing efficiency.In order to ensure digital instrument control system of nuclear power plant verification platform reliability and stable operation, one " closed loop " is formed
Checking network, needs the interface arrangement of a signal imitation and conversion between verification platform and measurand.
The closed loop checking interface arrangement of digital instrument control system of nuclear power plant is all the finished product board using different manufacturers at present
Integrate and be assembled, there is the interface protocol difference produced because of different manufacturers between each signal imitation module, can
Low by property and stability, interface configuration is dumb.
The content of the invention
For defect present in above-mentioned prior art, the technical problem to be solved is to provide a kind of configuration spirit
Activity is good, and the high configurable type signal imitation conversion equipment of interface stability.
In order to solve above-mentioned technical problem, a kind of configurable type signal imitation conversion equipment provided by the present invention, including
Interface Controller main frame, monitoring terminal, signal imitation converting unit, serial port transform USB module, switch；
Multiple transform subblocks are provided with the signal imitation converting unit, and the transform subblock includes that current signal simulation turns
Change submodule, voltage signal analog-converted submodule, thermal resistance signal analog-converted submodule, thermocouple signal analog-converted
Module, fieldbus signal analog-converted submodule, on-off model analog-converted submodule；
The monitoring terminal and Interface Controller main frame are interconnected by Ethernet, Interface Controller main frame and switch by with
Too net interconnection, Interface Controller main frame interconnected by usb communication cable with serial port transform USB module, serial port transform USB module and signal mode
Each transform subblock intended in converting unit is interconnected by serial communication cable.
The configurable type signal imitation conversion equipment that the present invention is provided, can according to the type of the interface IO of verification platform and
Quantity demand is conveniently configured flexibly the transform subblock in signal imitation converting unit, and passes through Interface Controller main frame, serial ports
Turn USB module, the cooperation of switch completes the interface requirement of measurand, with the high spy of flexible configuration and stability
Point.
Description of the drawings
Fig. 1 is the structural representation of the configurable type signal imitation conversion equipment of the embodiment of the present invention.
Specific embodiment
Embodiments of the invention are described in further detail below in conjunction with description of the drawings, but the present embodiment is not used to limit
The system present invention, every analog structure and its similar change using the present invention, all should list protection scope of the present invention in, the present invention
In pause mark represent the relation of sum.
As shown in figure 1, a kind of configurable type signal imitation conversion equipment that the embodiment of the present invention is provided, including interface control
Main frame S1 processed, monitoring terminal S2, signal imitation converting unit S3, serial port transform USB module S4, switch S5；
Multiple transform subblocks are provided with signal imitation converting unit S3, and the transform subblock includes that current signal is simulated
Transform subblock S31, voltage signal analog-converted submodule S32, thermal resistance signal analog-converted submodule S33, thermocouple letter
Number analog-converted submodule S34, fieldbus signal analog-converted submodule S35, on-off model analog-converted submodule
S36；
The monitoring terminal S2 and Interface Controller main frame S1 is by Ethernet interconnection, Interface Controller main frame S1 and switch
S5 is interconnected by Ethernet, and Interface Controller main frame S1 is interconnected by usb communication cable with serial port transform USB module S4, and serial ports turns USB
Module S4 is interconnected by serial communication cable with each transform subblock in signal imitation converting unit S3.
In the embodiment of the present invention, the Interface Controller main frame S1, monitoring terminal S2, serial port transform USB module S4, data exchange
Each transform subblock in equipment S5, and signal imitation converting unit S3 is prior art, current signal simulation therein
Transform subblock S31 uses the modular converter of model NuSIM102, and current signal analog-converted submodule S31 is used for will
The current simulations signal of source signal input port input is converted to the required current verification letter of digital instrument control system of nuclear power plant
Number；Voltage signal analog-converted submodule S32 uses the modular converter of model NuSIM101, voltage signal analog-converted
Submodule S32 emulates the institute that signal is converted to digital instrument control system of nuclear power plant for the voltage for being input into source signal input port
The voltage verification signal for needing；Thermal resistance signal analog-converted submodule S33 uses the modular converter of model NuSIM001,
Thermal resistance signal analog-converted submodule S33 is converted to nuclear power for the thermal resistance emulation signal for being input into source signal input port
The required thermal resistance checking signal of factory's digitized I＆C system；Thermocouple signal analog-converted submodule S34 uses type
Number for NuSIM002 modular converter, thermocouple signal analog-converted submodule S34 is for source signal input port is input into
Thermocouple emulation signal is converted to the required thermocouple checking signal of digital instrument control system of nuclear power plant；Fieldbus signal mould
Intend the modular converter that transform subblock S35 uses model NuSIM201, fieldbus signal analog-converted submodule S35
Fieldbus emulation signal for source signal input port is input into is converted to needed for digital instrument control system of nuclear power plant
Fieldbus verifies signal；On-off model analog-converted submodule S36 uses the modular converter of model NuSIM103,
On-off model analog-converted submodule S36 is converted to nuclear power for the switching value emulation signal for being input into source signal input port
The required switching value checking signal of factory's digitized I＆C system.
The embodiment of the present invention is applied to digital instrument control system of nuclear power plant verification platform, will be signal imitation conversion single during use
The source signal input port of each transform subblock in first S3 is coupled with each signal generating source of verification platform U2（Such as
The source signal input port of thermocouple signal analog-converted submodule S34 is connected to the thermocouple signal occurring source of verification platform）,
The checking signal output port of each transform subblock in signal imitation converting unit S3 is coupled with into nuclear power plant's digitized
In each checking signal input port of I＆C system U1, Interface Controller main frame S1 is connected to into core by switch S5
Power plant's digitized I＆C system and verification platform, control main frame S1 please by the checking that switch S5 receives verification platform
Ask, and according to the checking request of verification platform, by serial port transform USB module S4 to conversion in signal imitation converting unit S3
Module is configured, and issues corresponding control instruction to related transform subblock, each in signal imitation converting unit S3
The control instruction that individual transform subblock is issued according to control main frame S1, by the output signal of each signal generating source of verification platform
The required checking signal of digital instrument control system of nuclear power plant is converted to, and is input to digital instrument control system of nuclear power plant, interface
Control main frame S1 receives the feedback signal of digital instrument control system of nuclear power plant by switch S5, and it is flat to be transmitted to checking
Platform is verified that staff can monitor the feedback signal of digital instrument control system of nuclear power plant by monitoring terminal S2.
Digital instrument control system of nuclear power plant described in the embodiment of the present invention be the great key complete set of equipments of nuclear power station it
One, the role of nuclear power station " nerve centre " is play, to ensureing that nuclear plant safety, reliability and stable operation play important work
With the system mainly includes digitized instrument control system cabinet and is mounted with the DPU controllers of control logic configuration, of the invention real
Apply in example as the test object in verification platform.
Claims (1)
1. a kind of configurable type signal imitation conversion equipment, single including Interface Controller main frame, monitoring terminal, signal imitation conversion
Unit, serial port transform USB module, switch；
Multiple transform subblocks are provided with the signal imitation converting unit, and the transform subblock includes that current signal simulation turns
Change submodule, voltage signal analog-converted submodule, thermal resistance signal analog-converted submodule, thermocouple signal analog-converted
Module, fieldbus signal analog-converted submodule, on-off model analog-converted submodule；
The monitoring terminal and Interface Controller main frame are interconnected by Ethernet, Interface Controller main frame and switch by with
Too net interconnection, Interface Controller main frame interconnected by usb communication cable with serial port transform USB module, serial port transform USB module and signal mode
Each transform subblock intended in converting unit is interconnected by serial communication cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611182713.XA CN106528471A (en) | 2016-12-20 | 2016-12-20 | Configurable signal simulation conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611182713.XA CN106528471A (en) | 2016-12-20 | 2016-12-20 | Configurable signal simulation conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106528471A true CN106528471A (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611182713.XA Pending CN106528471A (en) | 2016-12-20 | 2016-12-20 | Configurable signal simulation conversion device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008141590A1 (en) * | 2007-05-24 | 2008-11-27 | Beijing Transpacific Ip Technology Development Ltd. | Method and apparatus for producing signal used for verifying the performance of standard radio receiver |
| CN105629954A (en) * | 2016-01-25 | 2016-06-01 | 国核自仪系统工程有限公司 | Nuclear power plant DCS control system closed loop testing vehicle |
| CN105759631A (en) * | 2016-03-28 | 2016-07-13 | 株洲中车时代电气股份有限公司 | Train network control system semi-physical simulation testing system and method |
| CN206348786U (en) * | 2016-12-20 | 2017-07-21 | 国核自仪系统工程有限公司 | Configurable type signal imitation conversion equipment |
-
2016
- 2016-12-20 CN CN201611182713.XA patent/CN106528471A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008141590A1 (en) * | 2007-05-24 | 2008-11-27 | Beijing Transpacific Ip Technology Development Ltd. | Method and apparatus for producing signal used for verifying the performance of standard radio receiver |
| CN105629954A (en) * | 2016-01-25 | 2016-06-01 | 国核自仪系统工程有限公司 | Nuclear power plant DCS control system closed loop testing vehicle |
| CN105759631A (en) * | 2016-03-28 | 2016-07-13 | 株洲中车时代电气股份有限公司 | Train network control system semi-physical simulation testing system and method |
| CN206348786U (en) * | 2016-12-20 | 2017-07-21 | 国核自仪系统工程有限公司 | Configurable type signal imitation conversion equipment |
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Application publication date: 20170322 |