CN212180986U - Medium-voltage line transformer identification slave, host and system - Google Patents
Medium-voltage line transformer identification slave, host and system Download PDFInfo
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- CN212180986U CN212180986U CN202020069066.7U CN202020069066U CN212180986U CN 212180986 U CN212180986 U CN 212180986U CN 202020069066 U CN202020069066 U CN 202020069066U CN 212180986 U CN212180986 U CN 212180986U
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Abstract
The utility model discloses a medium voltage line becomes discernment from machine, host computer and system, install in low voltage transformer low pressure side in district, can copy and read low voltage transformer district gateway strapping table, can pass through 4G link or light with the main website system and be connected, can respond to line and become the relation discernment roll name, confirm the 10kV circuit that the transformer belongs to through sending the distortion current signal; the equipment is provided with an RS485 port and a 4G communication module, and can realize functions of roll calling and the like in a line-to-line relation. The method specifically comprises the following steps: the reading unit is used for reading the gateway meter of the low-voltage transformer area to obtain the address of the gateway meter of the transformer; a generating unit for generating a distortion signal; the editing unit is used for editing the address of the gateway table to which the transformer belongs into the distortion signal to obtain a line-change identification signal; and the loading unit is used for loading the line-change identification signal to the transformer through a 220V power line, so that the transformer couples the line-change identification signal to a 10kV line and finally reaches the medium-voltage line-change identification host, and the host can know the address of the gateway table to which the transformer belongs through the line-change identification signal.
Description
Technical Field
The utility model relates to a 10kV middling pressure line becomes relation discernment and follows machine, host computer and system are become discernment from machine to line of design in particular.
Background
Generally, the topology of a 10kV line can be changed frequently, and when the tie line is switched, the line attribution of the transformer cannot be fed back to the master station in real time. The line attribution of the transformer on the 10kV line cannot be judged; the line attribution of the transformer cannot be judged in real time; the 10kV line loss is inaccurate to calculate; the transformer is enabled and cannot be sensed in real time. New products are urgently needed to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a medium voltage line becomes relation discernment slave computer, install in low-voltage transformer low pressure side in platform district, can copy and read low-voltage platform district gate gauge table, can pass through 4G link or light with the main website system and be connected, can respond to line and become relation discernment roll call, confirm the 10kV circuit that the transformer belongs to through sending the distortion current signal; the equipment is provided with an RS485 port and a 4G communication module, and can realize functions of roll calling and the like in a line-to-line relation.
The utility model provides a pair of middling pressure line becomes discernment from machine, including the body, install in low pressure platform district transformer low pressure side, the body includes:
the reading unit is used for reading the gateway meter of the low-voltage transformer area to obtain the address of the gateway meter of the transformer;
a generating unit for generating a distortion signal;
the editing unit is used for editing the address of the gateway table to which the transformer belongs into a distortion signal to obtain a line-to-line identification signal;
and the loading unit is used for loading the line change identification signal to the transformer through a 220V power line, so that the transformer couples the line change identification signal to a 10kV line and finally reaches the medium-voltage line change identification host, and the host can acquire the address of the gateway table to which the transformer belongs through the line change identification signal so as to judge the affiliation relationship.
Alternatively to this, the first and second parts may,
the reading unit is RS485 and can read the table number of the low-voltage distribution room master table and the operating parameters of voltage and current power.
Alternatively to this, the first and second parts may,
and the online reminding unit is used for sending online reminding to the medium voltage transformer identification host after determining that the medium voltage transformer identification host is connected.
The utility model also provides a well line voltage becomes discernment host computer, include:
the decoding unit is used for decoding the line change identification signal to obtain the address of the gateway table to which the transformer belongs;
the judging unit is used for judging the affiliation relationship according to the address of the gateway table to which the transformer belongs to obtain a judging result;
and the drawing unit is used for drawing a 10kV line topological graph according to the judgment result.
Optionally, the medium voltage transformer identification host further includes:
the timing starting unit is used for starting the identification task at fixed time according to the configuration of a user;
the comparison unit is used for comparing the line change data with the past data to obtain a comparison result;
and the first reminding unit is used for reminding the user when the comparison result is abnormal.
Alternatively to this, the first and second parts may,
the start cycle of the timed starting unit is configured to be replaced by days, weeks and months.
Optionally, the medium voltage transformer identification host further includes:
and the second reminding unit is used for reminding a user after receiving the on-line reminding of the medium voltage transformer identification slave machine.
The utility model provides a pair of middling pressure line becomes identification system, include:
the medium voltage transformer identification host and the medium voltage transformer identification slave;
install in low-voltage platform district transformer low pressure side, include:
the reading unit is used for reading the gateway meter of the low-voltage transformer area to obtain the address of the gateway meter of the transformer;
a generating unit for generating a distortion signal;
the editing unit is used for editing the address of the gateway table to which the transformer belongs into a distortion signal to obtain a line-to-line identification signal;
the loading unit is used for loading the line-change identification signal to a transformer through a 220V power line, so that the transformer couples the line-change identification signal to a 10kV line and finally reaches the medium-voltage line-change identification host;
the medium voltage transformer identification host comprises:
the decoding unit is used for decoding the line change identification signal to obtain the address of the gateway table to which the transformer belongs;
the judging unit is used for judging the affiliation relationship according to the address of the gateway table to which the transformer belongs to obtain a judging result;
and the drawing unit is used for drawing a 10kV line topological graph according to the judgment result.
According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:
in the prior art, the line attribution of the transformer cannot be judged in real time. The technical scheme performs 'line-variable relation roll calling' in real time, performs transformer affiliation judgment from bottom to top, and immediately identifies the transformer affiliation.
In the prior art, the 10kV line loss is not accurately calculated. According to the technical scheme, the 10kV line loss can be checked through an accurate 10kV line topological relation; and accurately calculating the 10kV line loss.
In the prior art, the transformer cannot be used for sensing in real time. According to the technical scheme, low-voltage common transformers and special transformers cannot be automatically sensed from a stop state to an operation state; after the equipment is additionally arranged, the power-on event of the transformer can be automatically sensed, and the master station software gives a prompt.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a medium voltage line transformer identification system of the present invention.
Detailed Description
The utility model provides a medium voltage line becomes relation discernment slave computer, install in low-voltage transformer low pressure side in platform district, can copy and read low-voltage platform district gate gauge table, can pass through 4G link or light with the main website system and be connected, can respond to line and become relation discernment roll call, confirm the 10kV circuit that the transformer belongs to through sending the distortion current signal; the equipment is provided with an RS485 port and a 4G communication module, and can realize functions of roll calling and the like in a line-to-line relation.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the present invention provides a medium voltage line transformer identification slave machine, including a body installed on a low voltage side of a transformer in a low voltage transformer area, the body including:
the reading unit 101 is used for reading a gateway meter of the low-voltage transformer area to obtain a gateway meter address of the transformer;
a generating unit 102 for generating a distortion signal;
the editing unit 103 is used for editing the address of the gateway table to which the transformer belongs into a distortion signal to obtain a line-to-line identification signal;
and the loading unit 104 is used for loading the line change identification signal to the transformer through a 220V power line, so that the transformer couples the line change identification signal to a 10kV line, and finally the line change identification signal reaches the medium-voltage line change identification host, and the host can acquire the address of the gateway table to which the transformer belongs through the line change identification signal, so as to judge the affiliation relationship.
In the prior art, the line attribution of the transformer cannot be judged in real time. The technical scheme performs 'line-variable relation roll calling' in real time, performs transformer affiliation judgment from bottom to top, and immediately identifies the transformer affiliation.
In the prior art, the 10kV line loss is not accurately calculated. According to the technical scheme, the 10kV line loss can be checked through an accurate 10kV line topological relation; and accurately calculating the 10kV line loss.
In the prior art, the transformer cannot be used for sensing in real time. According to the technical scheme, low-voltage common transformers and special transformers cannot be automatically sensed from a stop state to an operation state; after the equipment is additionally arranged, the power-on event of the transformer can be automatically sensed, and the master station software gives a prompt.
It should be noted that the reading unit is RS485, and can read the table number of the low-voltage distribution room total table and the operating parameters of voltage and current power. And the running parameters such as the table number of the low-voltage transformer area general table, the voltage, the current and the power are read through RS 485. The method has the advantages that the 10kV line topological graph is accurately drawn through real-time judgment and accurate judgment of line transformer attribution, the detailed basic data unit public transformer or special transformer low-voltage side is provided for 10kV line loss calculation and three-phase unbalance treatment, and the line transformer topological graph is matched with a line transformer relation recognition host installed in a transformer substation to realize the line to which the transformer belongs.
The slave computer for identifying medium voltage line changes further includes an online reminding unit 105, configured to send an online reminder to the host for identifying medium voltage line changes after determining that a connection is established with the host for identifying medium voltage line changes.
The utility model also provides a well voltage line becomes discernment host computer embodiment, include:
the decoding unit 201 is configured to decode the line change identification signal to obtain a gateway table address to which the transformer belongs;
the judging unit 202 is configured to perform attribution relation judgment according to the address of the gateway table to which the transformer belongs, so as to obtain a judgment result;
and the drawing unit 203 is used for drawing a 10kV line topological graph according to the judgment result.
This medium voltage line becomes discernment host computer still includes:
a timing starting unit 204, configured to start the identification task at a timing according to user configuration;
the comparison unit 205 is configured to compare the line change data with the past data to obtain a comparison result;
the first reminding unit 206 is configured to remind a user when the comparison result is abnormal.
After the line-to-line identification slave is connected with the master station in the power-on operation, the on-line reminding is given, and the operation state of the transformer can be judged by taking the on-line reminding as a reference. When some distribution transformers are converted into working states from standby, the main station software gives prompts, and managers can know the running states of the field devices conveniently at the first time.
Alternatively to this, the first and second parts may,
the start cycle of the timed starting unit is configured to be replaced by days, weeks and months.
The identification period can be day, week and month, and the line-change relationship is updated every day by adopting a daily identification mode as a default. When the line change abnormity is found (compared with the previous data), a prompt is given on a software interface, so that a user can obtain the actual line change relation at the first time, and the line loss abnormity caused by relation error is avoided.
The embodiment of the medium voltage transformer identification host further comprises:
and the second reminding unit 207 is used for reminding a user after receiving the online reminding of the medium voltage transformer identification slave machine.
The running state of the transformer can be judged by taking the reference. When some distribution transformers are converted into working states from standby, the main station software gives prompts, and managers can know the running states of the field devices conveniently at the first time.
The utility model provides a pair of middling pressure line becomes identification system, include:
the medium voltage transformer identification host and the medium voltage transformer identification slave;
install in low-voltage platform district transformer low pressure side, include:
the reading unit 101 is used for reading a gateway meter of the low-voltage transformer area to obtain a gateway meter address of the transformer;
a generating unit 102 for generating a distortion signal;
the editing unit 103 is used for editing the address of the gateway table to which the transformer belongs into a distortion signal to obtain a line-to-line identification signal;
the loading unit 104 is configured to load the line-change identification signal to the transformer through a 220V power line, so that the transformer couples the line-change identification signal to a 10kV line, and finally the line-change identification signal reaches the medium-voltage line-change identification host, and the host can obtain an address of a gateway table to which the transformer belongs through the line-change identification signal, so as to determine an affiliation relationship;
the medium voltage transformer identification host comprises:
the decoding unit 201 is configured to decode the line change identification signal to obtain a gateway table address to which the transformer belongs;
the judging unit 202 is configured to perform attribution relation judgment according to the address of the gateway table to which the transformer belongs, so as to obtain a judgment result;
and the drawing unit 203 is used for drawing a 10kV line topological graph according to the judgment result.
This medium voltage line becomes discernment host computer still includes:
a timing starting unit 204, configured to start the identification task at a timing according to user configuration;
the comparison unit 205 is configured to compare the line change data with the past data to obtain a comparison result;
the first reminding unit 206 is configured to remind a user when the comparison result is abnormal.
Since the medium voltage transformer identification host and the medium voltage transformer identification slave have been described in the foregoing, no further description is given here. The above communication methods include, but are not limited to, 4G networks.
It should be noted that, in the case of conflict, the features in the embodiments of the present invention may be combined with each other. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by hardware that is instructed to implement by a program, and the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
Claims (8)
1. A medium voltage line transformer identification slave machine is characterized by comprising a body, wherein the body is arranged on the low voltage side of a low voltage transformer, and the body comprises:
the reading unit is used for reading the gateway meter of the low-voltage transformer area to obtain the address of the gateway meter of the transformer;
a generating unit for generating a distortion signal;
the editing unit is used for editing the address of the gateway table to which the transformer belongs into a distortion signal to obtain a line-to-line identification signal;
and the loading unit is used for loading the line change identification signal to the transformer through a 220V power line, so that the transformer couples the line change identification signal to a 10kV line and finally reaches the medium-voltage line change identification host, and the host can acquire the address of the gateway table to which the transformer belongs through the line change identification signal so as to judge the affiliation relationship.
2. The medium voltage line transformer identification slave of claim 1,
the reading unit is RS485 and can read the table number of the low-voltage distribution room master table and the operating parameters of voltage and current power.
3. The medium voltage line-change identification slave machine according to claim 1, further comprising:
and the online reminding unit is used for sending online reminding to the medium voltage transformer identification host after determining that the medium voltage transformer identification host is connected.
4. A medium voltage line change identification master matched with the medium voltage line change identification slave of any one of claims 1 to 3, comprising:
the decoding unit is used for decoding the line change identification signal to obtain the address of the gateway table to which the transformer belongs;
the judging unit is used for judging the affiliation relationship according to the address of the gateway table to which the transformer belongs to obtain a judging result;
and the drawing unit is used for drawing a 10kV line topological graph according to the judgment result.
5. The medium voltage line transformer identification host of claim 4, further comprising:
the timing starting unit is used for starting the identification task at fixed time according to the configuration of a user;
the comparison unit is used for comparing the line change data with the past data to obtain a comparison result;
and the first reminding unit is used for reminding the user when the comparison result is abnormal.
6. The medium voltage line transformer identification host of claim 5,
the start cycle of the timed starting unit is configured to be replaced by days, weeks and months.
7. The medium voltage line transformer identification host of claim 4, further comprising:
and the second reminding unit is used for reminding a user after receiving the on-line reminding of the medium voltage transformer identification slave machine.
8. A medium voltage line change identification system, comprising:
the medium voltage transformer identification host and the medium voltage transformer identification slave;
install in low-voltage platform district transformer low pressure side, include:
the reading unit is used for reading the gateway meter of the low-voltage transformer area to obtain the address of the gateway meter of the transformer;
a generating unit for generating a distortion signal;
the editing unit is used for editing the address of the gateway table to which the transformer belongs into a distortion signal to obtain a line-to-line identification signal;
the loading unit is used for loading the line-change identification signal to a transformer through a 220V power line, so that the transformer couples the line-change identification signal to a 10kV line and finally reaches the medium-voltage line-change identification host;
the medium voltage transformer identification host comprises:
the decoding unit is used for decoding the line change identification signal to obtain the address of the gateway table to which the transformer belongs;
the judging unit is used for judging the affiliation relationship according to the address of the gateway table to which the transformer belongs to obtain a judging result;
and the drawing unit is used for drawing a 10kV line topological graph according to the judgment result.
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| CN202020069066.7U CN212180986U (en) | 2020-01-14 | 2020-01-14 | Medium-voltage line transformer identification slave, host and system |
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| CN202020069066.7U CN212180986U (en) | 2020-01-14 | 2020-01-14 | Medium-voltage line transformer identification slave, host and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112765058A (en) * | 2020-12-22 | 2021-05-07 | 青岛鼎信通讯股份有限公司 | Intelligent platform area fusion terminal for line transformer identification |
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2020
- 2020-01-14 CN CN202020069066.7U patent/CN212180986U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112765058A (en) * | 2020-12-22 | 2021-05-07 | 青岛鼎信通讯股份有限公司 | Intelligent platform area fusion terminal for line transformer identification |
| CN112765058B (en) * | 2020-12-22 | 2022-06-07 | 青岛鼎信通讯股份有限公司 | Intelligent platform area fusion terminal for line transformer identification |
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