CN106846781B - Method and system for automatically identifying communication module of centralized meter reading collector - Google Patents
Method and system for automatically identifying communication module of centralized meter reading collector Download PDFInfo
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
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Abstract
The invention relates to a method and a system for automatically identifying a communication module of a centralized meter reading collector, wherein the method comprises the following steps: step 1, electrifying a communication module installed on a collector, and waiting for the communication module to actively report a module information message; step 2, the collector analyzes the acquired communication module information message according to the communication protocol format of the communication module and identifies the communication module reporting the message, and when the communication module is an uplink communication module, the collector binds and manages the port of the communication module and the uplink communication module; when the communication module is a downlink communication module, the collector automatically identifies the unique number and the functional parameters of the downlink communication module and binds and manages the downlink communication module and a meter connected with the downlink communication module; when the collector does not receive the module information message actively reported by the downlink communication module, the collector sends an active module information message query request and receives a response message of the downlink communication module.
Description
Technical Field
The invention relates to the technical field of centralized meter reading, in particular to a method and a system for automatically identifying a communication module of a centralized meter reading collector.
Background
The technology and the system for centralized reading of electricity, water, gas and heat meters are a new technical field, and aim to independently and centrally read the existing electricity, water, gas and heat meters into a centralized reading system to realize centralized reading. The application environment of centralized meter reading is greatly different, and the size of a cell is as small as dozens of households and as large as 2000 households. At present, an uplink communication module of a collector is responsible for communication between the collector and a concentrator, and a downlink communication module is responsible for data acquisition between the collector and a lower meter. Because the wireless working modes of the on-site electricity meter, the water meter, the gas meter and the heat meter are not uniform, when the collector reads the data of the electricity meter, the water meter, the gas meter and the heat meter, the data of the electricity meter, the water meter, the gas meter and the heat meter need to be read by using a matched downlink communication module, and the on-site. Therefore, the collector is required to be capable of automatically identifying the downlink communication module, and managing the corresponding relationship between the downlink communication module and the meter reading meter, so that the same frequency interference is avoided, and the reading efficiency is improved.
One of the prior art is to fix the first slot of the collector as the mounting position of the uplink communication module, and avoid co-channel interference by performing time division control on the communication port of the module. The technology has the technical defects that the configuration of a communication module is not flexible enough, the communication characteristics of the module cannot be corresponding to the communication characteristics only by aiming at the control mode of a module communication port, and the communication parameters of the module can be obtained only by repeatedly trying, so that the meter reading efficiency is low.
In the second prior art, the first slot of the collector is fixed as the mounting position of the uplink communication module, so that the communication frequencies of the meters under the plurality of communication modules are different, and co-frequency interference is avoided by a frequency division method. The technical scheme has the technical defects that the requirements for field construction and purchasing of electricity, water, gas and heat meters are high, and meters with the same frequency are purchased in some application places, so that the technology is difficult to implement.
Disclosure of Invention
In order to solve the above problems in the background art, the present invention provides a method for automatically identifying a communication module of a centralized meter reading collector, wherein the method comprises:
step 1, electrifying a communication module installed on a collector, and waiting for the communication module to actively report a module information message;
step 2, the collector analyzes the acquired communication module information message according to the communication protocol format of the communication module, the communication module for identifying the reported message is an uplink communication module for enabling the centralized meter reading terminal to communicate with the collector or a downlink communication module for enabling the collector to communicate with a meter to be read, when the communication module is the uplink communication module, the step 3 is executed, when the communication module is the downlink communication module, the step 4 is executed, and if the collector does not receive the module information message reported by the downlink communication module, the step 5 is executed;
step 3, when the collector identifies that the communication module is an uplink communication module, the collector replies a collector address to the uplink communication module according to an uplink communication module communication address request protocol, a communication module port and the uplink communication module are bound and managed, the uplink communication module sends a meter reading message of the centralized meter reading terminal to the collector, and forwards the bound echo data of the lower meter reading meter received by the downlink communication module to the centralized meter reading terminal;
step 4, when the collector identifies that the communication module is a downlink communication module, the collector automatically identifies the unique number and the functional parameters of the downlink communication module according to the self-identification communication protocol of the downlink communication module, and binds and manages the downlink communication module and the meter connected with the downlink communication module, and when the downlink communication module receives the meter reading message forwarded by the collector, the downlink communication module forwards the echo data of the lower meter bound with the downlink communication module to the centralized meter reading terminal through the port of the uplink module;
and 5, when the collector does not receive the module information message actively reported by the downlink communication module, the collector sends an active query module information message request according to the protocol format of the downlink communication module, if the request is sent, the response message of the downlink communication module is received, the step 2 is returned, and if the collector sends the active query module information message request according to the protocol format of the downlink communication module and waits for 1 minute, the step 5 is repeated when the response message of the downlink communication module is not received.
Furthermore, the centralized meter reading collector is used for centralized meter reading of electricity, water, gas and heat.
Further, when the downstream communication module is replaced by a warehouse or replaces the downstream communication module of the same manufacturer, the downstream communication module and the connected meter do not need to be bound again.
Further, in step 4, the function parameters of the downlink communication module automatically identified by the collector according to the self-identification communication protocol of the downlink communication module include manufacturer codes, chip codes and module types.
According to another aspect of the present invention, there is provided a system for automatically identifying a communication module of a centralized meter reading collector, the system comprising:
the communication module information message receiving unit is used for waiting for the communication module to actively report the module information message when the communication module installed on the collector is powered on;
the communication module identification unit is used for analyzing the communication module information message acquired from the communication module information message receiving unit by the collector according to the communication protocol format of the communication module, and the communication module for identifying the reported message is an uplink communication module for enabling the centralized meter reading terminal to be communicated with the collector or a downlink communication module for enabling the collector to be communicated with the meter to be read;
the system comprises an uplink communication module management unit, a collector and a centralized meter reading terminal, wherein when the collector identifies that the communication module is an uplink communication module, the collector replies a collector address to the uplink communication module according to an uplink communication module communication address request protocol, and binds and manages a communication module port and the uplink communication module;
the device comprises a downlink communication module management unit, a collector, a meter reading terminal and a central meter reading terminal, wherein when the collector identifies that the communication module is a downlink communication module, the collector automatically identifies the unique number and the functional parameters of the downlink communication module according to a self-identification communication protocol of the downlink communication module, binds and manages the downlink communication module and a meter connected with the downlink communication module, and when the downlink communication module receives a meter reading message forwarded by the collector, the downlink communication module forwards the return code data of a lower meter bound with the downlink communication module to the central meter reading terminal through an uplink module port;
the system comprises a downlink communication module information message query unit, wherein when a collector does not receive a module information message actively reported by a downlink communication module from a communication module information message receiving unit, the collector sends an active query module information message request according to a downlink communication module protocol format, if the request is sent and then receives a response message of the downlink communication module, a downlink communication module management unit operates, and if the collector sends the active query module information message request according to the downlink communication module protocol format and waits for 1 minute, and if the collector still does not receive the response message of the downlink communication module, the downlink communication module information message query unit operates repeatedly.
Furthermore, the centralized meter reading collector is used for centralized meter reading of electricity, water, gas and heat.
Further, when the downstream communication module changes the bin or replaces the downstream communication module of the same manufacturer, the downstream communication module management unit does not need to bind the downstream communication module and the connected meter again.
Further, in the management unit of the downlink communication module, the functional parameters of the downlink communication module automatically identified by the collector according to the self-identification communication protocol of the downlink communication module include manufacturer codes, chip codes and module types.
According to the method and the system for automatically identifying the communication module of the centralized meter reading collector, when the collector cannot adopt frequency division control and can only adopt time division control to carry out centralized meter reading, the collector can automatically identify the downlink communication module and simultaneously manage the corresponding relation between the downlink communication module and the meter reading meter, so that the same frequency interference is avoided, and the meter reading efficiency is improved.
Drawings
A more complete understanding of exemplary embodiments of the present invention may be had by reference to the following drawings in which:
FIG. 1 is a flow chart of a method of automatically identifying a communication module of a centralized meter reading collector in accordance with an embodiment of the present invention; and
fig. 2 is a structural diagram of a system for automatically identifying a communication module of a centralized meter reading collector according to an embodiment of the present invention.
Detailed Description
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
Fig. 1 is a flowchart of a method for automatically identifying a communication module of a centralized meter reading collector according to an embodiment of the present invention. As shown in fig. 1, the method 100 for automatically identifying a communication module of a centralized meter reading collector according to the present invention starts with step S101.
In step S101, a communication module installed on a collector is powered on, and waits for the communication module to actively report a module information message;
in step S102, the collector analyzes the acquired communication module information message according to the communication protocol format of the communication module, and identifies whether the communication module reporting the message is an uplink communication module enabling the centralized meter reading terminal to communicate with the collector or a downlink communication module enabling the collector to communicate with a meter to be read, when the communication module is the uplink communication module, step S103 is executed, when the communication module is the downlink communication module, step S104 is executed, and if the collector does not receive the module information message reported by the downlink communication module, step S105 is executed;
in step S103, when the collector identifies that the communication module is an uplink communication module, the collector replies a collector address to the uplink communication module according to the uplink communication module communication address request protocol, and binds the port of the communication module with the uplink communication module, and the uplink communication module sends a meter reading message of the centralized meter reading terminal to the collector and forwards the binding echo data of the lower meter reading terminal received by the lower communication module to the centralized meter reading terminal;
in step S104, when the collector identifies that the communication module is a downlink communication module, the collector automatically identifies the unique number and the functional parameters of the downlink communication module according to the self-identification communication protocol of the downlink communication module, and binds and manages the downlink communication module and the meter connected with the downlink communication module, and when the downlink communication module receives the meter reading message forwarded by the collector, the downlink communication module forwards the echo data of the lower meter bound with the downlink communication module to the centralized meter reading terminal through the port of the uplink module;
in step S105, when the collector does not receive the downlink communication module active report module information message, the collector sends an active query module information message request according to the downlink communication module protocol format, and if the request is sent and then receives a response message of the downlink communication module, the step S102 is returned, and if the collector sends the active query module information message request according to the downlink communication module protocol format and waits for 1 minute, and then the step S105 is repeated when the response message of the downlink communication module is not received yet.
Preferably, the centralized meter reading collector is used for centralized meter reading of electricity, water, gas and heat.
Preferably, when the downstream communication module is replaced by a warehouse or replaces the downstream communication module of the same manufacturer, the downstream communication module and the connected meter do not need to be bound again.
Preferably, in step S104, the function parameters of the downlink communication module automatically identified by the collector according to the self-identification communication protocol of the downlink communication module include a manufacturer code, a chip code and a module type.
Fig. 2 is a structural diagram of a system for automatically identifying a communication module of a centralized meter reading collector according to an embodiment of the present invention. As shown in fig. 2, the system 200 for automatically identifying a communication module of a centralized meter reading collector according to the present invention includes a communication module information message receiving unit 201, a communication module identifying unit 202, an uplink communication module managing unit 203, a downlink communication module managing unit 204, and a downlink communication module information message querying unit 205.
A communication module information message receiving unit 201, configured to wait for a communication module to actively report a module information message when a communication module installed on a collector is powered on;
a communication module identification unit 202, in which the collector analyzes the communication module information message obtained from the communication module information message receiving unit 201 according to the communication protocol format of the communication module, and the communication module for identifying the reported message is an uplink communication module for communicating the centralized meter reading terminal with the collector or a downlink communication module for communicating the collector with the meter to be read;
the uplink communication module management unit 203 is used for replying a collector address to the uplink communication module by the collector according to an uplink communication module communication address request protocol when the collector identifies that the communication module is the uplink communication module, binding and managing a communication module port and the uplink communication module, sending a meter reading message of the centralized meter reading terminal to the collector by the uplink communication module, and forwarding the echo data of the lower meter reading meter bound with the uplink communication module, received by the lower communication module, to the centralized meter reading terminal;
the downlink communication module management unit 204 is used for automatically identifying the unique number and the functional parameters of the downlink communication module by the collector according to a self-identification communication protocol of the downlink communication module when the collector identifies that the communication module is the downlink communication module, binding and managing the downlink communication module and the meter connected with the downlink communication module, and transmitting the echo data of the lower meter bound with the downlink communication module to the centralized meter reading terminal through the port of the uplink module when the downlink communication module receives the meter reading message transmitted by the collector;
a downlink communication module information message query unit 205, where when the collector does not receive the module information message actively reported by the downlink communication module from the communication module information message receiving unit 201, the collector sends an active query module information message request according to the downlink communication module protocol format, if the request is sent, then receives the response message of the downlink communication module, the downlink communication module management unit 204 operates, and if the collector sends the active query module information message request according to the downlink communication module protocol format and waits for 1 minute, and still does not receive the response message of the downlink communication module, then repeatedly operates the downlink communication module information message query unit 205.
Preferably, the centralized meter reading collector is used for centralized meter reading of electricity, water, gas and heat.
Preferably, when the downstream communication module is replaced by a warehouse or replaces the downstream communication module of the same manufacturer, the downstream communication module management unit does not need to bind the downstream communication module and the connected meter again.
Preferably, in the downstream communication module management unit 204, the downstream communication module function parameters automatically identified by the collector according to the downstream communication module self-identification communication protocol include a manufacturer code, a chip code and a module type.
The present invention has been described through the above embodiments. However, other embodiments of the invention than the one disclosed above are equally possible within the scope of the invention, as would be apparent to a person skilled in the art from the appended patent claims.
Generally, all terms used in the claims are to be interpreted according to their ordinary meaning in the technical field, unless explicitly defined otherwise herein. All references to "a/an/the [ means, component, etc. ] are to be interpreted openly as referring to at least one instance of said means, component, etc., unless explicitly stated otherwise. The steps of any method disclosed herein do not have to be performed in the exact order disclosed, unless explicitly stated.
Claims (6)
1. A method for automatically identifying a communication module of a centralized meter reading collector is characterized by comprising the following steps:
step 1, electrifying a communication module installed on a collector, and waiting for the communication module to actively report a module information message;
step 2, the collector analyzes the acquired communication module information message according to the communication protocol format of the communication module, the communication module for identifying the reported message is an uplink communication module for enabling the centralized meter reading terminal to communicate with the collector or a downlink communication module for enabling the collector to communicate with a meter to be read, when the communication module is the uplink communication module, the step 3 is executed, when the communication module is the downlink communication module, the step 4 is executed, and if the collector does not receive the module information message reported by the downlink communication module, the step 5 is executed;
step 3, when the collector identifies that the communication module is an uplink communication module, the collector replies a collector address to the uplink communication module according to an uplink communication module communication address request protocol, binds and manages a communication module port and the uplink communication module, receives a meter reading message of the centralized meter reading terminal sent by the uplink communication module, and forwards the binding and binding return data of the lower meter reading terminal received by the lower communication module to the centralized meter reading terminal;
step 4, when the collector identifies that the communication module is a downlink communication module, the collector automatically identifies the unique number and the functional parameters of the downlink communication module according to the self-identification communication protocol of the downlink communication module, binds and manages the downlink communication module and the meters connected with the downlink communication module, and forwards the returned data of the lower meters bound with the downlink communication module, transmitted by the downlink communication module, to the centralized meter reading terminal through the port of the uplink module after forwarding the meter reading message of the meter reading terminal to the downlink communication module, wherein the functional parameters of the downlink communication module automatically identified by the collector according to the self-identification communication protocol of the downlink communication module comprise manufacturer codes, chip codes and module types; and
and 5, when the collector does not receive the module information message actively reported by the downlink communication module, the collector sends an active query module information message request according to the protocol format of the downlink communication module, if the request is sent, the response message of the downlink communication module is received, the step 2 is returned, and if the collector sends the active query module information message request according to the protocol format of the downlink communication module and waits for 1 minute, the step 5 is repeated when the response message of the downlink communication module is not received.
2. The method of claim 1, wherein the centralized meter reading collector is used for centralized meter reading of electricity, water, gas and heat.
3. The method of claim 1, wherein when a downstream communication module is swapped or replaced with a downstream communication module of the same manufacturer, there is no need to re-bind the downstream communication module and the meter connected thereto.
4. A system for automatically identifying a communication module of a centralized meter reading collector, the system comprising:
the communication module information message receiving unit is used for waiting for the communication module to actively report the module information message when the communication module installed on the collector is powered on;
the communication module identification unit is used for analyzing the communication module information message acquired from the communication module information message receiving unit by the collector according to the communication protocol format of the communication module, and the communication module for identifying the reported message is an uplink communication module for enabling the centralized meter reading terminal to be communicated with the collector or a downlink communication module for enabling the collector to be communicated with the meter to be read;
the system comprises an uplink communication module management unit, a collector and a centralized meter reading terminal, wherein when the collector identifies that the communication module is an uplink communication module, the collector replies a collector address to the uplink communication module according to an uplink communication module communication address request protocol, binds and manages a communication module port and the uplink communication module, receives a meter reading message of the centralized meter reading terminal sent by the uplink communication module, and forwards echo data of a lower meter reading terminal bound with the uplink communication module, received by the downlink communication module, to the centralized meter reading terminal;
the system comprises a downlink communication module management unit, a collector and a centralized meter reading terminal, wherein when the collector identifies that the communication module is a downlink communication module, the collector automatically identifies the unique number and the functional parameters of the downlink communication module according to a downlink communication module self-identification communication protocol, binds and manages the downlink communication module and a meter connected with the downlink communication module, and forwards a meter reading message of the meter reading terminal to the downlink communication module, and forwards the barcode data of a lower meter bound with the downlink communication module, which is transmitted by the downlink communication module, to the centralized meter reading terminal through an uplink module port, wherein the collector automatically identifies the functional parameters of the downlink communication module according to the downlink communication module self-identification communication protocol, such as manufacturer codes, chip codes and module types; and
the system comprises a downlink communication module information message query unit, wherein when a collector does not receive a module information message actively reported by a downlink communication module from a communication module information message receiving unit, the collector sends an active query module information message request according to a downlink communication module protocol format, if the request is sent and then receives a response message of the downlink communication module, a downlink communication module management unit operates, and if the collector sends the active query module information message request according to the downlink communication module protocol format and waits for 1 minute, and if the collector still does not receive the response message of the downlink communication module, the downlink communication module information message query unit operates repeatedly.
5. The system of claim 4, wherein the centralized meter reading collector is used for centralized meter reading of electricity, water, gas and heat.
6. The system of claim 4, wherein when the downstream communication module is replaced by another downstream communication module or replaced by a downstream communication module of the same manufacturer, the downstream communication module management unit does not need to re-bind the downstream communication module and the connected meter.
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| CN110111556B (en) * | 2019-04-25 | 2022-01-28 | 国网湖南省电力有限公司 | Automatic control method and device for realizing instant installation and instant collection of intelligent electric meter |
| CN112996321B (en) * | 2021-03-05 | 2022-08-02 | 马乐志 | Regular expression matching-based multi-table data set reading method for intelligent terminal |
| CN113341364A (en) * | 2021-04-30 | 2021-09-03 | 南方电网数字电网研究院有限公司 | Multi-module electric energy meter data identification method |
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| CN104215853A (en) * | 2014-09-03 | 2014-12-17 | 国网上海市电力公司 | Data acquiring method of power quality monitoring system |
| CN105843773A (en) * | 2016-05-31 | 2016-08-10 | 上海康比利仪表有限公司 | Automatic identification method of function extension module of embedded system |
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