CN103063952A - Line loss concentrator - Google Patents
Line loss concentrator Download PDFInfo
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- CN103063952A CN103063952A CN2012105599335A CN201210559933A CN103063952A CN 103063952 A CN103063952 A CN 103063952A CN 2012105599335 A CN2012105599335 A CN 2012105599335A CN 201210559933 A CN201210559933 A CN 201210559933A CN 103063952 A CN103063952 A CN 103063952A
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- line loss
- embedded microprocessor
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- loss concentrator
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Abstract
The invention provides a line loss concentrator which comprises a line loss collector and the line loss concentrator, wherein the line loss collector is connected with ammeter of at least one terminal user and is used for collecting data of the ammeter; the line loss concentrator is connected with at least one line loss collector, is used for receiving data collected from the line loss concentrator and calculates to obtain a line loss value according to reference data of a preset line and the data collected from the line loss collector. The line loss concentrator can automatically collect the data and conduct analysis, is accurate in measurement, and high in efficiency.
Description
Technical field
The present invention relates to electron electric power system data communication field, relate in particular a kind of line loss concentrator.
Background technology
Electric system need to be to the customer power supply of extensive area, and in the power transmission and distribution process, the transmission of electric energy and the conversion of electromagnetic energy all realize by electric current.Electric current can produce loss during by wire, and in the transmission network of electric power a large amount of transformers is arranged, the equipment such as switch, instrument, these equipment also can consume certain energy, and are general, and the energy loss in the power system power supply process is called line loss.
Usually, adopt ammeter as the instrument of metering electric energy commonly used, the electric power operation personnel need regularly ammeter and respective lines to be patrolled and examined maintenance.At present, energy-saving and cost-reducing research, line loss dividing potential drop statistics, line loss are added up to the family, power industry to line loss fine-grained management have higher requirement.
In the maintenance to ammeter, the maintainer needs from house to house ammeter to be detected, and the data of collection ammeter, according to the data value that collects the line loss of power distribution network is calculated, but because the quantity of ammeter is very large, the maintainer need to carry out a large amount of collecting works, and data are carried out one by one typing, and then calculates the line loss value of power distribution network in this zone.
To sum up, in the prior art, when power distribution network is carried out line loss calculating, need the artificial ammeter data that gathers, workload is large, efficient is low.
Summary of the invention
In view of this, the invention provides a kind of line loss concentrator, can automatically gather ammeter data, effectively having solved needs manually to gather ammeter data, large, the inefficient problem of workload in the prior art.
For achieving the above object, the invention provides following technical scheme:
A kind of line loss concentrator comprises:
Gather voltage signal and the current signal of power distribution network, and described voltage signal and described current signal transfer to the friendship of embedded microprocessor are adopted and the filtering channel module;
Adopt with described friendship and the carrier channel module links to each other, receive described current signal and described voltage signal, and the embedded microprocessor of processing;
Link to each other with described embedded microprocessor, store described voltage signal, described current signal and process after the synchronous DRAM of data;
Link to each other with described embedded microprocessor, store the flash memory circuit of described current signal and described voltage signal temporarily.
Preferably, described friendship is adopted and the filtering channel module comprises:
Link to each other with external ammeter, chip is adopted in the friendship that gathers the data of described ammeter;
Adopt chip with described friendship and link to each other, the carrier chip that the data that described acquisition chip is collected are changed.
Preferably, also comprise:
Link to each other with described embedded microprocessor, show the data after described voltage signal, described current signal and the described processing, and be the dot matrix LCD of user's operation display interface.
Preferably, also comprise:
Link to each other with described embedded microprocessor, be the power supply of described embedded microprocessor power supply.
Preferably, also comprise:
Link to each other with described embedded microprocessor, be used for the serial ports of expanding external equipment.
Preferably, also comprise:
Link to each other with described embedded microprocessor, with the wireless device of the data transmission after the described processing to the Background control center.
Preferably, also comprise:
Link to each other with described embedded microprocessor, be used for connecting the usb data interface of external data storage device.
Preferably, described dot matrix LCD is LCDs.
Preferably, described embedded microprocessor is 32 embedded microprocessors or 64 embedded microprocessors.
Via above-mentioned technical scheme as can be known, compared with prior art, the invention provides a kind of line loss concentrator, comprise: embedded microprocessor, friendship is adopted and the filtering channel module, synchronous DRAM and flash memory circuit, described friendship is adopted and the filtering channel module gathers voltage signal and the current signal of power distribution network, described embedded microprocessor receives described current signal and described voltage signal, and process and obtain the line loss value, described synchronous DRAM and flash memory circuit are used for storing described voltage signal, data after described current signal and the processing.Adopt line loss concentrator provided by the invention, can automatic data collection, to measure accurately, efficient is high.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to the accompanying drawing that provides other accompanying drawing.
The structural representation of a kind of line loss concentrator that Fig. 1 provides for the embodiment of the invention;
The structural representation of the another kind of line loss concentrator that Fig. 2 provides for the embodiment of the invention;
The structural representation of another line loss concentrator that Fig. 3 provides for the embodiment of the invention;
The structural representation of another line loss concentrator that Fig. 4 provides for the embodiment of the invention;
The structural representation of another line loss concentrator that Fig. 5 provides for the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Embodiment
See also Fig. 1, the structural representation of a kind of line loss concentrator that provides for the embodiment of the invention, comprise: embedded microprocessor 101, friendship is adopted and filtering channel module 102, synchronous DRAM 103 and flash memory circuit 104, wherein, friendship is adopted and filtering channel module 102 gathers voltage signal and the current signal of power distribution networks, embedded microprocessor 101 receives described current signal and described voltage signal, and process and obtain the line loss value, synchronous DRAM 103 and flash memory circuit 104 are used for storing described voltage signal, data after described current signal and the processing.
Preferably, described friendship is adopted and the filtering channel module comprises: hand over and adopt chip and carrier chip.Wherein, described friendship is adopted chip and is linked to each other with external ammeter, is used for gathering the data of described ammeter; Described carrier chip is adopted chip with described friendship and is linked to each other, and the data that described acquisition chip collects are changed.
Need to prove, embedded microprocessor is that data processing device, the embedded microprocessor of line loss concentrator is the core of line loss concentrator, it adopts industrial rank high speed monolithic processor, mainly carry out data computing, collection and to the control of peripheral components, 32 embedded microprocessors can be, also 64 embedded microprocessors can be.Synchronous DRAM and Nand Flash are the data storage of line loss concentrator and the device of interim storage, the capacity of synchronous DRAM and Nand Flash is larger, guaranteed hardware resource required when the line loss concentrator moves complicated process, display interface and succinct button are fit to the conventional man-machine interaction work of industry spot.Friendship is adopted and the carrier channel module is connected with current relay with each phase voltage of power distribution network by connection terminal, and realization is connected with power distribution network.This friendship adopt and the carrier channel module in integrated the friendship adopt chip and carrier chip, friendship is adopted chip and can be gathered signals such as the three-phase voltage of power distribution network, electric currents, namely gather based on alternating current, can adopt the AD77 series of ADI company, CS546X series etc., the present embodiment do not limit the concrete model that chip and carrier chip are adopted in friendship; Signal condition and ALT-CH alternate channel that carrier chip mainly provides alternating-current parameter to gather also are the passages of externally fed simultaneously, the more important thing is the passage of carrier communication, can adopt the realization power line carrier communication functions such as PL21 is serial, PL32 is serial.
Preferably, as shown in Figure 2, the invention provides a kind of line loss concentrator, also comprise dot matrix LCD105, this dot matrix LCD105 links to each other with embedded microprocessor 101.
Wherein, dot matrix LCD module can be LCDs, is used for providing local operation and data to show.The user can be according to this dot matrix LCD module input parameter, and after the line loss concentrator was finished calculating to line loss, this dot matrix LCD module line loss value showed.
Preferably, as shown in Figure 3, a kind of line loss concentrator provided by the invention also comprises power supply 106, and this power supply 106 links to each other with embedded microprocessor 101, is used to the embedded microprocessor power supply.
Preferably, as shown in Figure 4, a kind of line loss concentrator provided by the invention also comprises serial ports 107, and this serial ports is connected with embedded microprocessor.Be used for the local debug serial port of reservation, be beneficial to field adjustable and program updates work, maintain easily.
Preferably, as shown in Figure 4, the invention provides a kind of line loss concentrator, also comprise wireless device 108, this wireless module 108 is connected with embedded microprocessor 101.
The line loss concentrator by wireless device with the data transmission of current acquisition to background server, make background server obtain above-mentioned data and calculate accordingly.
Preferably, as shown in Figure 5, a kind of line loss concentrator provided by the invention also comprises usb data interface 109, and this usb data interface 109 is connected with embedded microprocessor 101.
The local usb data interface that the line loss concentrator is reserved, convenient in the local storage of jumbo data extensibility, and the real time record of field data.
Preferably, the invention provides a kind of line loss concentrator, also comprise 6 key boards, described 6 key boards are connected with embedded microprocessor.
6 key boards are local inputs, check input parameter, and the operation push-button that the line loss concentrator is carried out button operation, modification, and the user also can be according to 6 key board input parameters, and the line loss concentrator is carried out button operation.
To sum up, the invention provides a kind of line loss concentrator, comprise: embedded microprocessor, friendship are adopted and filtering channel module, synchronous DRAM and flash memory circuit, described friendship is adopted and the filtering channel module gathers voltage signal and the current signal of power distribution network, described embedded microprocessor receives described current signal and described voltage signal, and process and obtain the line loss value, described synchronous DRAM and flash memory circuit be used for storing described voltage signal, described current signal and process after data.Adopt line loss concentrator provided by the invention, can automatic data collection, to measure accurately, efficient is high.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For the device that embodiment provides, because it is corresponding with the method that embodiment provides, so description is fairly simple, relevant part partly illustrates referring to method and gets final product.
Above-mentioned explanation to the embodiment that provides makes this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, in other embodiments realization.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but principle and the features of novelty the widest consistent scope that provides with this paper will be provided.
Claims (9)
1. a line loss concentrator is characterized in that, comprising:
Gather voltage signal and the current signal of power distribution network, and described voltage signal and described current signal transfer to the friendship of embedded microprocessor are adopted and the filtering channel module;
Adopt with described friendship and the carrier channel module links to each other, receive described current signal and described voltage signal, and the embedded microprocessor of processing;
Link to each other with described embedded microprocessor, store described voltage signal, described current signal and process after the synchronous DRAM of data;
Link to each other with described embedded microprocessor, store the flash memory circuit of described current signal and described voltage signal temporarily.
2. line loss concentrator according to claim 1 is characterized in that, described friendship is adopted and the filtering channel module comprises:
Link to each other with external ammeter, chip is adopted in the friendship that gathers the data of described ammeter;
Adopt chip with described friendship and link to each other, the carrier chip that the data that described acquisition chip is collected are changed.
3. line loss concentrator according to claim 1 is characterized in that, also comprises:
Link to each other with described embedded microprocessor, show the data after described voltage signal, described current signal and the described processing, and be the dot matrix LCD of user's operation display interface.
4. line loss concentrator according to claim 1 is characterized in that, also comprises:
Link to each other with described embedded microprocessor, be the power supply of described embedded microprocessor power supply.
5. line loss concentrator according to claim 1 is characterized in that, also comprises:
Link to each other with described embedded microprocessor, be used for the serial ports of expanding external equipment.
6. line loss concentrator according to claim 1 is characterized in that, also comprises:
Link to each other with described embedded microprocessor, with the wireless device of the data transmission after the described processing to the Background control center.
7. line loss concentrator according to claim 1 is characterized in that, also comprises:
Link to each other with described embedded microprocessor, be used for connecting the usb data interface of external data storage device.
8. line loss concentrator according to claim 3 is characterized in that, described dot matrix LCD is LCDs.
9. line loss concentrator according to claim 1 is characterized in that, described embedded microprocessor is 32 embedded microprocessors or 64 embedded microprocessors.
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CN2012105599335A CN103063952A (en) | 2012-12-20 | 2012-12-20 | Line loss concentrator |
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CN2012105599335A CN103063952A (en) | 2012-12-20 | 2012-12-20 | Line loss concentrator |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105548677A (en) * | 2015-12-08 | 2016-05-04 | 广东电网有限责任公司茂名供电局 | Line loss detection device and line loss detection system |
CN108597205A (en) * | 2018-05-23 | 2018-09-28 | 安徽国电京润电力科技有限公司 | It is a kind of to analyze intelligent line loss concentrator certainly |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201173935Y (en) * | 2008-04-08 | 2008-12-31 | 宋振群 | Electric power centralized meter reading system |
CN201654125U (en) * | 2009-06-23 | 2010-11-24 | 李发超 | Low voltage line loss meter |
CN202486224U (en) * | 2011-12-05 | 2012-10-10 | 兰才进 | Line loss measuring and calculating device of power distribution network |
CN203054113U (en) * | 2012-12-20 | 2013-07-10 | 余姚市供电局 | Line loss concentrator |
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2012
- 2012-12-20 CN CN2012105599335A patent/CN103063952A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201173935Y (en) * | 2008-04-08 | 2008-12-31 | 宋振群 | Electric power centralized meter reading system |
CN201654125U (en) * | 2009-06-23 | 2010-11-24 | 李发超 | Low voltage line loss meter |
CN202486224U (en) * | 2011-12-05 | 2012-10-10 | 兰才进 | Line loss measuring and calculating device of power distribution network |
CN203054113U (en) * | 2012-12-20 | 2013-07-10 | 余姚市供电局 | Line loss concentrator |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105548677A (en) * | 2015-12-08 | 2016-05-04 | 广东电网有限责任公司茂名供电局 | Line loss detection device and line loss detection system |
CN108597205A (en) * | 2018-05-23 | 2018-09-28 | 安徽国电京润电力科技有限公司 | It is a kind of to analyze intelligent line loss concentrator certainly |
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Application publication date: 20130424 |