CN214410273U - Signal conversion acquisition system based on optical fiber communication protocol - Google Patents
Signal conversion acquisition system based on optical fiber communication protocol Download PDFInfo
- Publication number
- CN214410273U CN214410273U CN202120446376.0U CN202120446376U CN214410273U CN 214410273 U CN214410273 U CN 214410273U CN 202120446376 U CN202120446376 U CN 202120446376U CN 214410273 U CN214410273 U CN 214410273U
- Authority
- CN
- China
- Prior art keywords
- board card
- card module
- analog quantity
- data processing
- quantity signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Programmable Controllers (AREA)
Abstract
The utility model discloses a signal transformation acquisition system based on optical fiber communication protocol, which comprises a case, a data processing board card module based on optical fiber interaction, an analog quantity signal input board card module, an analog quantity signal output board card module and a switching value input/output board card module, wherein the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module are arranged in the case; the data processing board card module based on optical fiber interaction is respectively connected with the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module in a data transmission way; the data processing board card module based on optical fiber interaction, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module can be expanded in number. The signal conversion and acquisition system has mutually independent functions, is independent in architecture and convenient to expand, is beneficial to increasing and decreasing the number of each channel module, and reduces the production cost.
Description
Technical Field
The utility model relates to a signal transformation collection system based on optical fiber communication agreement is the partly of execution unit in the power system emulation, can be used to relay protection device analog quantity, switching value signal interface, generates the traffic flow, the switching value signal that relay protection device needs to gather, mainly is applied to in intelligent substation and the simulation of digital transformer substation relay protection device, belongs to power system technical field.
Background
Along with the increasing intellectualization of the transformer substation, the functions of a system relay protection device, a measurement and control device, a merging unit and an intelligent terminal device are more, the system is more complex to test, the simulation field operation is more complex and changeable, higher requirements are provided for the stable and safe operation of intelligent transformer substation equipment, and a simulation system is the best way for realizing the operation in a simulation mode. The simulation system can simulate the operation process, simulate and generate known faults and check the working state of each device during the faults. The power station simulation system becomes indispensable equipment in the construction and operation of the power station. The electric power simulation system consists of a simulation calculation host and an execution unit (namely a signal conversion acquisition system), and the difficulty is increased for the number of the expansion channels of the execution unit along with the multiplication of analog quantity channels and digital quantity channels of intelligent station and direct current station equipment.
Therefore, a signal conversion and acquisition system is urgently needed, wherein each channel of the extended execution unit can be configured autonomously so as to reduce the production cost.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a signal transformation acquisition system based on optical fiber communication protocol, its function is independent mutually, independently constructs, and the extension is convenient, is favorable to increasing and decreasing each channel module quantity, reduces manufacturing cost.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
a signal conversion and acquisition system based on an optical fiber communication protocol comprises a case, a data processing board card module, an analog quantity signal input board card module, an analog quantity signal output board card module and a switching value input/output board card module, wherein the data processing board card module is arranged in the case and is based on optical fiber interaction; the data processing board card module based on optical fiber interaction is respectively connected with the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module in a data transmission way; the data processing board card module based on optical fiber interaction, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module can be expanded in number.
Furthermore, a power card module is also arranged in the case; the power card module is electrically connected with the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module.
Further, the data processing board card module comprises a field programmable logic gate array; the analog signal input board card template comprises an analog-to-digital converter; the analog signal output board card module comprises a digital-to-analog converter; the analog-to-digital converter is connected with the digital-to-analog converter through the field programmable logic gate array.
Preferably, the data processing board card module further includes an analog-to-digital conversion control module, and the analog-to-digital conversion control module is configured to drive the analog-to-digital converter.
Furthermore, the data processing board card module is connected with the analog quantity signal input board card module through an LVDS differential signal interface, and the data processing board card module is connected with the analog quantity signal output board card module through another LVDS differential signal interface.
Furthermore, the data processing board card module is provided with an optical fiber interface.
Furthermore, the data processing board card module is provided with a debugging interface.
Furthermore, a backboard board card is arranged in the case, a plurality of electric connecting terminal slots are arranged on the backboard board card, and electric connecting terminals for plugging the electric connecting terminal slots are respectively arranged on the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module; the number of the slots of the electric connecting terminals is larger than that of the electric connecting terminals.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses utilize the interactive data processing integrated circuit board module of optic fibre, analog quantity signal input board card module, analog quantity signal output board card module, switching value input output board card module, the signal transformation collection system that power strip card module constitutes has realized the input/output unit scheme of convenient extension emulation, make the function independent mutually through adopting modular configuration, the framework is autonomic, the extension is convenient, be favorable to increasing and decreasing each passageway module quantity, make things convenient for the in-service use system environment to build, the work complexity when reducing the system and building, improve economic effect effectively.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic diagram of a mechanical structure of a signal conversion and acquisition system based on an optical fiber communication protocol according to the present invention;
fig. 2 is the circuit structure schematic diagram of the signal conversion and acquisition system based on the optical fiber communication protocol of the present invention.
Wherein the reference symbols are:
1. the optical fiber interaction-based data processing board card module comprises a data processing board card module 2, an optical fiber interface 3, a debugging interface 4, an analog quantity signal input board card 5, an analog quantity signal output board card 6, a switching quantity input and output board card 7, a power supply board card 8, an internal communication network 9, a power supply loop 10, a signal wiring terminal 11, a power supply wiring terminal 12 and a backboard board card.
Detailed Description
As shown in fig. 1, the signal conversion and acquisition system based on the optical fiber communication protocol of the present invention includes a chassis, a data processing board card module 1 based on optical fiber interaction, an analog signal input board card module 4, an analog signal output board card module 5, and a switching value input/output board card module 6, which are disposed in the chassis; the data processing board card module based on optical fiber interaction is respectively connected with the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module in a data transmission way; the data processing board card module based on optical fiber interaction, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module can be expanded in number.
In order to realize that the number of a data processing board card module, an analog quantity signal input board card module, an analog quantity signal output board card module and a switching value input/output board card module based on optical fiber interaction can be expanded, a backboard board card 12 is arranged in the case, a plurality of electric connecting terminal slots are arranged on the backboard board card, and electric connecting terminals for plugging the electric connecting terminal slots are respectively arranged on the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module; the number of the slots of the electric connecting terminals is larger than that of the electric connecting terminals. It should be noted that, a plurality of electric connection terminal slot specifically indicates to be greater than 4 electric connection terminal slot positions.
Specifically, the case further comprises a power card module 7; the power card module is electrically connected with the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module. The power supply board card is connected with the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module through a power supply loop 9. And the power supply card module is also provided with a power supply wiring terminal.
Specifically, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module are provided with signal wiring terminals 10, and the power supply card module is provided with power supply wiring terminals 11.
Specifically, the data processing board card module comprises a field programmable logic gate array; the analog signal input board card template comprises an analog-to-digital converter; the analog signal output board card module comprises a digital-to-analog converter; the analog-to-digital converter is connected with the digital-to-analog converter through the field programmable logic gate array.
Specifically, the data processing board card module further includes an analog-to-digital conversion control module, and the analog-to-digital conversion control module is configured to drive the analog-to-digital converter.
Specifically, the data processing board card module is connected with the analog quantity signal input board card module through an LVDS differential signal interface, and the data processing board card module is connected with the analog quantity signal output board card module through another LVDS differential signal interface.
Specifically, the data processing board card module is provided with an optical fiber interface 2.
Specifically, the data processing board card module is provided with a debugging interface 3.
Specifically, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module are provided with signal wiring terminals.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (8)
1. A signal conversion acquisition system based on an optical fiber communication protocol is characterized in that: the optical fiber interaction-based data processing system comprises a case, a data processing board card module, an analog quantity signal input board card module, an analog quantity signal output board card module and a switching value input/output board card module, wherein the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module are arranged in the case; the data processing board card module based on optical fiber interaction is respectively connected with the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module in a data transmission way; the data processing board card module based on optical fiber interaction, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module can be expanded in number.
2. The system according to claim 1, wherein: a power card module is also arranged in the case; the power card module is electrically connected with the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module.
3. The system according to claim 1, wherein: the data processing board card module comprises a field programmable logic gate array; the analog signal input board card template comprises an analog-to-digital converter; the analog signal output board card module comprises a digital-to-analog converter; the analog-to-digital converter is connected with the digital-to-analog converter through the field programmable logic gate array.
4. The system according to claim 3, wherein: the data processing board card module further comprises an analog-to-digital conversion control module, and the analog-to-digital conversion control module is used for driving the analog-to-digital converter.
5. A signal conversion acquisition system based on a fiber optic communication protocol according to any one of claims 1-4 wherein: the data processing board card module is connected with the analog quantity signal input board card module through an LVDS differential signal interface, and the data processing board card module is connected with the analog quantity signal output board card module through another LVDS differential signal interface.
6. A signal conversion acquisition system based on a fiber optic communication protocol according to any one of claims 1-4 wherein: the data processing board card module is provided with an optical fiber interface.
7. A signal conversion acquisition system based on a fiber optic communication protocol according to any one of claims 1-4 wherein: the data processing board card module is provided with a debugging interface.
8. A signal conversion acquisition system based on a fiber optic communication protocol according to any one of claims 1-4 wherein: a backboard board card is arranged in the case, a plurality of electric connecting terminal slot positions are arranged on the backboard board card, and electric connecting terminals for plugging the electric connecting terminal slot positions are respectively arranged on the data processing board card module, the analog quantity signal input board card module, the analog quantity signal output board card module and the switching value input/output board card module; the number of the slots of the electric connecting terminals is larger than that of the electric connecting terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446376.0U CN214410273U (en) | 2021-03-01 | 2021-03-01 | Signal conversion acquisition system based on optical fiber communication protocol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120446376.0U CN214410273U (en) | 2021-03-01 | 2021-03-01 | Signal conversion acquisition system based on optical fiber communication protocol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214410273U true CN214410273U (en) | 2021-10-15 |
Family
ID=78026844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120446376.0U Active CN214410273U (en) | 2021-03-01 | 2021-03-01 | Signal conversion acquisition system based on optical fiber communication protocol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214410273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113031477A (en) * | 2021-03-01 | 2021-06-25 | 北京四方继保工程技术有限公司 | Signal conversion acquisition system based on optical fiber communication protocol |
-
2021
- 2021-03-01 CN CN202120446376.0U patent/CN214410273U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113031477A (en) * | 2021-03-01 | 2021-06-25 | 北京四方继保工程技术有限公司 | Signal conversion acquisition system based on optical fiber communication protocol |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113031477A (en) | Signal conversion acquisition system based on optical fiber communication protocol | |
| CN203039567U (en) | IGBT driving device based on CPLD | |
| CN214410273U (en) | Signal conversion acquisition system based on optical fiber communication protocol | |
| CN201781417U (en) | Cascaded high-voltage frequency converter PWM wave generation control system | |
| CN111175601A (en) | Modular functional test system | |
| CN109560870A (en) | Communication system for cascade connection type power conversion apparatus | |
| CN210895044U (en) | Real-time simulation system capable of flexibly accessing MMC valve control pulse distribution screen | |
| CN210802852U (en) | Multi-core optical fiber automatic alignment and optical fiber performance tester | |
| CN205070774U (en) | Two optic fibre looped netowrk communication topological structure of high -voltage inverter power unit | |
| CN209676257U (en) | A kind of intelligent station based on HSR looped network is across interval protection system | |
| CN214152187U (en) | Intelligent substation training system | |
| CN209330163U (en) | Suitable for 230MHz electric power wireless private network concentrator uplink communication module | |
| CN203422741U (en) | Bus signal wiring device | |
| CN207650628U (en) | A kind of cascaded high-voltage frequency converter master control system of multiple processor structure | |
| CN102636666A (en) | Nuclear power plant loop test system and method | |
| CN109089177B (en) | Quick connection module for modularized all-round IO and gateway | |
| CN202662156U (en) | Ammeter power utilization information transmission system | |
| CN218446476U (en) | Integrated circuit board self-adaptive intelligent substation comprehensive signal output testing device | |
| CN110890920A (en) | High-voltage chain type SVG (static var generator) -based hybrid ring network communication model | |
| CN212034451U (en) | Combined circuit board | |
| CN217718476U (en) | Multichannel program control power supply control panel circuit | |
| CN217589071U (en) | Automatic address coding circuit suitable for battery management system | |
| CN215416320U (en) | Modbus module of execution controller | |
| CN115047786B (en) | Multi-module cascading type power grid simulator control system | |
| CN204928367U (en) | Electric wire netting device talk data interface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |