CN204178534U - A kind of emulation I type concentrator - Google Patents
A kind of emulation I type concentrator Download PDFInfo
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- CN204178534U CN204178534U CN201420550450.3U CN201420550450U CN204178534U CN 204178534 U CN204178534 U CN 204178534U CN 201420550450 U CN201420550450 U CN 201420550450U CN 204178534 U CN204178534 U CN 204178534U
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Abstract
The utility model discloses a kind of emulation I type concentrator, comprise microprocessor, power conversion unit, metering units, storage unit, display unit, power line carrier unit, RS485 checks meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit, microprocessor connects power conversion unit respectively by data line, metering units, storage unit, display unit, power line carrier unit, RS485 checks meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit, the utility model is a kind of massive store, extensive image data, support multiple master station communication mode can remote upgrade, diagnosis, simulated fault, maintenance Multifunction emulation I type concentrator.
Description
Technical field
The utility model relates to Power system tranining, teaching emulation technical field of electric appliances, particularly relates to a kind of emulation I type concentrator.
Background technology
In electric system, I type concentrator is the key equipment in low pressure automatic meter reading system, can descending carrier (wireless) channel automatic transcription be passed through and store other concentrators, collector and all kinds of electricity consumption data having communication terminal ammeter, and outside 485 table data can be gathered, its down channel can be low voltage power line carrier, wireless and RS485 serial communication channel, simultaneously carries out exchanges data by up channel and main website or handheld device.Its uplink communication channel adopts common communication net, supports client, server two kinds of communication modes, and adopts modular design, directly changes communication modes by changing communication module.
Work about electric power personnel are in the operation of reality, need skilled understanding and use I type concentrator, maloperation will cause instability or the damage equipment itself of later stage image data, and the normal operation of the relevant operation of impact, so need effectively to train electric power personnel or the power specialty student in early stage.In the training of electric power institution of higher education or power administration internal staff; student or student are in the learning process of literacy class and specialized course; not only will learn, understand a lot of more abstract knowledge and theory, also tackling the application of knowledge in real life has and is familiar with more clearly.Existing situation is that school or training center do not have advanced, sufficient teaching equipment, make the person of giving lessons can not pass to clearly, simply, particularly student truly, information accurately, effectively can not improve the level professional technology of student.So in the training of institution of higher education's power specialty or power administration internal staff, the relevant teaching equipment of power industry should be possessed, staff's application is in practice made to have concept more clearly, understanding Specialized Theory deep further, for later onsite application improves proficiency, the maloperation caused because not understanding product also can be reduced.
Utility model content
The purpose of this utility model is to provide a kind of emulation I type concentrator, for the study of electric power personnel or college student, training, experiment provide good emulation apparatus, can clear, specifically, carry out the simulation operations of I type concentrator easily, reduce device damage rate, effectively improve level professional technology and the skilled operation degree of student.
The technical solution adopted in the utility model is:
A kind of emulation I type concentrator, comprise microprocessor, power conversion unit, metering units, storage unit, display unit, power line carrier unit, RS485 check meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit, microprocessor connects power conversion unit respectively by data line, metering units, storage unit, display unit, power line carrier unit, RS485 check meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit.
Described local communication unit comprises infrared interface, RS232 interface, USB interface.
Described simulated fault unit comprises RS485 short circuit fault, concentrator power consumption exceeds standard fault, concentrator alternating voltage breakdown fault.
Described RS485 checks meter unit for connecting the electric energy meter with RS485 interface; Described power line carrier unit is used for the collector of connecting band carrier module or the electric energy meter of band carrier module; Described door junction unit is for connecting the door contact of batch meter; Described quantity of state input block is for connecting outside isolating switch; Described GPRS communication unit is used for and main website telecommunication.
The utility model receives the order of main website transmission by GPRS communication unit, then carries out simulation operations to corresponding copying module call allocation by microprocessor; Wherein, metering units be that the electric current and voltage information gathered is calculated, then to compare with the RS485 electric energy meter electricity that unit makes a copy of of checking meter, thus confirm that RS485 unit of checking meter makes a copy of the correctness of electric energy meter electricity; Electricity on collector or electric energy meter is made a copy of by power line carrier unit, then sends to main website; Door junction unit will collect the information of enabling and record, inquire this information by main website; Quantity of state input block for detecting the folding condition of isolating switch, thus judges the control command whether control module correctly performs main website and issue; Simulated fault unit carries out corresponding fault simulation by exceed standard fault, concentrator alternating voltage breakdown fault of RS485 short circuit fault, concentrator power consumption.
Further, the utility model be a kind of massive store, extensive image data, support multiple master station communication mode can remote upgrade, diagnosis, simulated fault, maintenance Multifunction emulation I type concentrator.Further, RS485 interface, Puled input, control export, and adopt the conveniently mode of operation such as distinctive modular design and hot plug, thus it is more convenient to operate, quick, efficient to realize use.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model;
Fig. 2 is the schematic block circuit diagram that using state system of the present utility model connects.
Embodiment
As Fig. 1, shown in 2, the utility model comprises microprocessor, power conversion unit, metering units, storage unit, display unit, power line carrier unit, RS485 checks meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit, microprocessor connects power conversion unit respectively by data line, metering units, storage unit, display unit, power line carrier unit, RS485 checks meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit.Local communication unit comprises infrared interface, RS232 interface, USB interface; Simulated fault unit comprises RS485 short circuit fault, concentrator power consumption exceeds standard fault, concentrator alternating voltage breakdown fault; RS485 checks meter unit for connecting the electric energy meter with RS485 interface; Described power line carrier unit is used for the collector of connecting band carrier module or the electric energy meter of band carrier module; Described door junction unit is for connecting the door contact of batch meter; Described quantity of state input block is for connecting outside isolating switch; Described GPRS communication unit is used for and main website telecommunication.
Described microprocessor is the core devices of product, carries out message exchange with unit, is the basic of each functional realiey in device described in the utility model.
Described power conversion unit is the power producer of emulation I type concentrator, and when inputting 220V, through Switching Power Supply conversion, obtaining the power supply after changing and power into unit, is the basis that product normally works.
Described metering units be that the voltage, the current information that gather are calculated, and the voltage after calculating, current information are passed to microprocessor, the electricity of concentrator self-metering can compare with the RS485 electric energy meter electricity that unit makes a copy of of checking meter, here, the electricity of the concentrator that metering units measures self is equivalent to standard value, thus confirmation RS485 checks meter, unit makes a copy of the correctness of electric energy meter electricity.
Described storage unit is mainly used in preserving the data such as current electric quantity, concentrator statistics, concentrator current state, and during guarantee power down, data are not lost; Also preserve all kinds of hours freezing data, day freezing data, a day freezing data of checking meter, the moon data, load curve data, logout etc.
Described display unit be concentrator with 160 × 160 matrix liquid-crystal display screen industry liquid crystal, dot matrix graphic, backlight show.Display menu is full menu in Chinese interface, 6 input keys, supports abundant menu setecting and on-the-spot input.
Described power line carrier unit is with the collector of band carrier module or is with the electric energy meter of carrier module to be connected, when after main website transmitting order to lower levels, concentrator receives master information by GPRS communication unit and passes to microprocessor, power line carrier unit is passed to again by microprocessor, information coupling is passed to the collector of band carrier module or the electric energy meter of band carrier module by inside carrier chip by power line carrier unit on line of electric force, thus made a copy of by the electricity on collector or electric energy meter, then be reported to main website by GPRS communication unit.
Described RS485 unit of checking meter mainly is connected with the electric energy meter of band RS485 interface, makes a copy of the information such as the electricity of electric energy meter record, is reported to main website by GPRS communication unit.
Described door junction unit is mainly connected with the door of batch meter, and when there being people to open the door of batch meter, door junction unit will collect the information of enabling and record, now inquire this information by main website.
Described quantity of state input block is connected, for detecting the folding condition of isolating switch with the isolating switch of emulation I type concentrator outside.
Described GPRS communication unit is mainly used in emulation I type concentrator and main website telecommunication, by making a copy of the information reporting main websites such as the electricity of electric energy meter, also can receive master information.
Described local communication unit also comprises 1 road infrared interface, 1 road RS232 interface, 1 tunnel USB interface.1 described road infrared interface is mainly used in manually arranging the parameter information such as AC sampling information, electric energy meter address to concentrator, to need the parameter information arranged after hand-held palm machine sets, hand-held palm machine is aimed at infrared receiving tube on concentrator by OK button, microprocessor will receive information and to go forward side by side row relax.1 described road RS232 interface is mainly used in computer monitor concentrator running status, is connected by computer, just can sees and see the running status of concentrator on computers, be convenient to the failure cause of searching concentrator with RS232 interface line with concentrator.1 described tunnel USB interface is mainly used in the software upgrading of concentrator, and will the program of upgrading be needed to copy in USB flash disk, then USB flash disk is inserted USB interface place, concentrator will auto-update new procedures.
Described simulated fault unit also comprises RS485 short circuit fault, concentrator power consumption exceeds standard fault, concentrator alternating voltage breakdown fault.
RS485 short circuit fault is mainly used in state when demonstrating RS485 short circuit.When the utility model needs to carry out the operation of RS485 short circuit fault simulation, first, operating personnel issue " RS485 short circuit " order by Master Station Software, GPRS communication unit receives information and passes to microprocessor, microprocessor controls the conducting of the triode be attached thereto by I/O mouth, power on circuitry, thus make the relay closes that is connected with triode, A, B two ends of RS485 are now measured with the hummer shelves of multimeter, dichloro-diphenyl-dichlorothane sound can be heard, judge that A, B two ends of RS485 have been in short circuit state thus, RS485 short circuit fault simulation is complete.
The concentrator power consumption fault that exceeds standard is mainly used in demonstrating state when concentrator power consumption exceeds standard.When the utility model need to carry out power consumption exceed standard fault simulation operation time, first, operating personnel issue " power consumption exceeds standard " order by Master Station Software, GPRS communication unit receives information and passes to microprocessor, and microprocessor controls the conducting of field effect transistor by I/O, thus makes the resistance be connected with field effect transistor enter conducting state, now, with the Overall Power Consumption of instrument test concentrator, when instrument display has exceeded master gauge definite value, then the power consumption fault simulation that exceeds standard is complete.
When the utility model needs to carry out alternating voltage breakdown fault simulation operations, concentrator alternating voltage breakdown fault is mainly used in demonstrating state when concentrator alternating voltage punctures.Connected at power conversion unit place the resistance of 7 6.8K/2W, when after concentrator work, the resistance of series connection is also in conducting state, now, concentrator is done alternating voltage flash test, show that leakage current has exceeded master gauge definite value, then emulates complete.
The utility model receives the order of main website transmission mainly through GPRS communication unit, then carries out simulation operations to corresponding copying module call allocation by microprocessor; Wherein, metering units be that the electric current and voltage information gathered is calculated, then to compare with the RS485 electric energy meter electricity that unit makes a copy of of checking meter, thus confirm that RS485 unit of checking meter makes a copy of the correctness of electric energy meter electricity; Electricity on collector or electric energy meter is made a copy of by power line carrier unit, then sends to main website; Door junction unit will collect the information of enabling and record, inquire this information by main website; Quantity of state input block for detecting the folding condition of isolating switch, thus judges the control command whether control module correctly performs main website and issue; Simulated fault unit carries out corresponding fault simulation by exceed standard fault, concentrator alternating voltage breakdown fault of RS485 short circuit fault, concentrator power consumption.
Further, the utility model be a kind of massive store, extensive image data, support multiple master station communication mode can remote upgrade, diagnosis, simulated fault, maintenance Multifunction emulation I type concentrator.Further, RS485 interface, Puled input, control export, and adopt the conveniently mode of operation such as distinctive modular design and hot plug, thus it is more convenient to operate, quick, efficient to realize use.
Claims (4)
1. an emulation I type concentrator, it is characterized in that: comprise microprocessor, power conversion unit, metering units, storage unit, display unit, power line carrier unit, RS485 checks meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit, microprocessor connects power conversion unit respectively by data line, metering units, storage unit, display unit, power line carrier unit, RS485 checks meter unit, door junction unit, quantity of state input block, GPRS communication unit, local communication unit, simulated fault unit.
2. emulation I type concentrator according to claim 1, is characterized in that: described local communication unit comprises infrared interface, RS232 interface, USB interface.
3. emulation I type concentrator according to claim 2, is characterized in that: described simulated fault unit comprises RS485 short circuit fault, concentrator power consumption exceeds standard fault, concentrator alternating voltage breakdown fault.
4. emulation I type concentrator according to claim 3, is characterized in that: described RS485 checks meter unit for connecting the electric energy meter with RS485 interface; Described power line carrier unit is used for the collector of connecting band carrier module or the electric energy meter of band carrier module; Described door junction unit is for connecting the door contact of batch meter; Described quantity of state input block is for connecting outside isolating switch; Described GPRS communication unit is used for and main website telecommunication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550450.3U CN204178534U (en) | 2014-09-24 | 2014-09-24 | A kind of emulation I type concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550450.3U CN204178534U (en) | 2014-09-24 | 2014-09-24 | A kind of emulation I type concentrator |
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| Publication Number | Publication Date |
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| CN204178534U true CN204178534U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420550450.3U Active CN204178534U (en) | 2014-09-24 | 2014-09-24 | A kind of emulation I type concentrator |
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| CN (1) | CN204178534U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104867317A (en) * | 2015-05-21 | 2015-08-26 | 湖北华辰凯龙电力有限公司 | Acquisition, operation, maintenance and supervision terminal for low-voltage users |
| CN113539001A (en) * | 2021-07-27 | 2021-10-22 | 广东电网有限责任公司 | Metering acquisition operation and maintenance simulation device and method |
-
2014
- 2014-09-24 CN CN201420550450.3U patent/CN204178534U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104867317A (en) * | 2015-05-21 | 2015-08-26 | 湖北华辰凯龙电力有限公司 | Acquisition, operation, maintenance and supervision terminal for low-voltage users |
| CN113539001A (en) * | 2021-07-27 | 2021-10-22 | 广东电网有限责任公司 | Metering acquisition operation and maintenance simulation device and method |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210826 Address after: 450000 power instrument building, No. 85, Fifth Street, Zhengzhou area (Economic Development), Henan free trade test zone, Zhengzhou City, Henan Province Patentee after: Zhengzhou Sanhui Electronic Technology Co.,Ltd. Address before: 450000 three Hui Industrial Park, No. fifth, 85 street, Zhengzhou economic and Technological Development Zone, Henan Patentee before: ZHENGZHOU SMS ELECTRIC Co.,Ltd. |