CN110855404A - Multi-meter integrated reading system - Google Patents
Multi-meter integrated reading system Download PDFInfo
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- CN110855404A CN110855404A CN201911148095.0A CN201911148095A CN110855404A CN 110855404 A CN110855404 A CN 110855404A CN 201911148095 A CN201911148095 A CN 201911148095A CN 110855404 A CN110855404 A CN 110855404A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40169—Flexible bus arrangements
- H04L12/40176—Flexible bus arrangements involving redundancy
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Abstract
The invention discloses a multi-meter integrated reading system, which comprises power supply, water supply, gas supply and heat supply servers, a communication management module for realizing communication connection among the servers and outside, a plurality of concentrators in communication connection with the communication management module, a plurality of repeaters in communication connection with the concentrators through power lines, and a plurality of electric meters, water meters, gas meters and heat meter terminals arranged on each floor in a building, wherein the repeaters are respectively in communication connection with the electric meters, the water meters, the heat meters and the gas meters, the concentrators distribute mutually isolated communication channels for electric, water, gas and heat services to form respective exclusive power line communication channels for the electric, water, gas and heat services, each electric meter, water meter, gas meter and heat meter terminal is in communication connection with the concentrators through the repeaters, and the repeaters only provide electric power and communication connection for the electric meters, the water meters, the gas meters and the heat meter terminals, the ammeter, the water meter, the gas meter and the heat meter are all provided with wireless communication modules.
Description
Technical Field
The invention relates to the technical field of electricity, in particular to a multi-meter-in-one meter reading system.
Background
The multi-meter (electricity, water, gas and heat) integrated meter reading system proposed by the electric power company is promoted nationwide, but four departments respectively form a system and respectively maintain the collection mode of the departments. This means that the centralized meter reading system implemented by the electric power company must be compatible with the acquisition systems of other companies, for example, the centralized meter reading system must ensure that the original acquisition system of the hydraulic company can operate normally when reading the meters of the hydraulic company.
Wherein, patent CN107293107A discloses a water gauge many tables unification collection system, including locating the intraformational water gauge of each floor of unit respectively, it is a plurality of in the unit the water gauge is connected with the total controller respectively through the unit bus, uses this system, and the water gauge of each floor of each unit is connected with the total controller through the unit bus, realizes the unified collection of water gauge and copies, improves water gauge data acquisition efficiency.
However, in the prior art, a Meter-Bus is generally adopted to connect a plurality of collectors, and because the Meter-Bus sends commands by voltage, data are returned by a Meter by using current change. This means that only one collector can supply power to the Bus at a time on the Meter-Bus, otherwise neither collector can collect data. Therefore, if the power grid collector and other collectors are simultaneously connected to the Meter-Bus to collect data, conflict occurs, data loss is caused if the conflict occurs, and collection equipment or a Meter is damaged if the conflict occurs.
In addition, the current multi-meter acquisition service generally needs to replace a new terminal, a large amount of financial resources and material resources are wasted, if one line of the updated meter terminal fails during intercommunication and interconnection, the whole adjacent module cannot work, and the stability is very low.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a multi-table-in-one centralized meter reading system, so as to solve the problem of data conflict caused by connecting a plurality of terminals by adopting a single bus and a single channel in the prior art.
In order to solve the above technical problems, the present invention comprises:
the system comprises four service servers, a service server and a service server, wherein the service servers are respectively a power supply server, a water supply server, an air supply server and a heat supply server;
the communication management module can realize communication connection among the four service servers and outward communication connection of the four service servers;
a plurality of concentrators, the concentrators being communicatively coupled with the communication management module; a plurality of repeaters, the repeaters being connected with the concentrator through power line communication; the system comprises a plurality of repeaters, a plurality of heat meter terminals, a plurality of water meters, a plurality of gas meters and a plurality of electricity meters, wherein the electricity meters, the water meters, the heat meters and the gas meters are arranged on each floor in a building; the concentrator can distribute mutually isolated communication channels for electricity, water, gas and heat services to form respective exclusive power line communication channels for the electricity, water, gas and heat services;
the plurality of electric meters, the plurality of water meters, the plurality of gas meters and the plurality of heat meter terminals are in communication connection with the concentrator through the repeater, and the repeater only provides electric power and communication connection for the electric meters, the water meters, the gas meters and the heat meter terminals;
the ammeter, the water meter, the gas meter and the heat meter are all provided with wireless communication modules.
The electric meter, the water meter, the gas meter and the heat meter comprise the following initialization steps:
1) at least one of the electric meter, the water meter, the gas meter and the heat meter firstly obtains the number of the concentrator where the electric meter, the water meter, the gas meter and the heat meter are located from the concentrator; the number of the concentrator and the number of the concentrator where the concentrator is located are sent out through a wireless communication module;
2) after receiving signals sent by terminals which are not under the same concentrator, other terminals of different types send numbers of the terminals and the number of the concentrator where the terminals are located to the outside through the wireless communication module; the other different types of terminals are terminals with different functions from the terminals;
3) each terminal sorts the collected signal intensities of other different types of terminals which are not in the same concentrator, and three terminals with the highest signal intensity are stored in a memory of the terminal and are recorded as related terminals; sending the number of the terminal and the number of the related terminal to the related terminal, confirming the related terminal, storing the terminal, and finishing initialization;
4) when a certain terminal needs to upload self data, the self data and the self number are firstly sent to a relevant terminal of the certain terminal through a wireless module, and then the self data are uploaded to a concentrator where the certain terminal is located; after the concentrator where the concentrator is located collects the uploading data, the uploading data is sent to a corresponding service server by using a communication channel corresponding to the uploading terminal;
5) after collecting the data, the relevant terminals upload the data to a concentrator where the relevant terminals are located, and the concentrator sends the data uploaded by the relevant terminals to a corresponding service server by using a communication channel corresponding to the uploading terminal, so that multi-channel redundant uploading is realized; or after the relevant terminal collects the data, the data is uploaded to the concentrator where the relevant terminal is located, the concentrator sends the data uploaded by the relevant terminal to the service server corresponding to the relevant terminal by using the subcarrier set corresponding to the relevant terminal, and the corresponding service server sends the data to the service server corresponding to the uploading terminal, so that multi-channel redundant uploading is realized.
The electric meter, the water meter, the gas meter and the heat meter terminal are modified terminals, namely, the wireless communication module and the power line carrier communication module which are integrated on a circuit board are installed on the basis of the electric meter, the water meter, the gas meter and the heat meter terminal which do not have the communication function to realize the intercommunication and interconnection of the terminals.
The concentrator distributes mutually isolated communication channels for electricity, water, gas and heat services, and the communication frequencies of the mutually isolated communication channels are different.
The concentrator exchanges communication channels which are distributed by electricity, water, gas and heat services and are isolated from each other at a certain time interval T; the communication channel of the original electricity service is distributed to a water service, the communication channel of the original electricity service is distributed to a gas service, the communication channel of the original gas service is distributed to a heat service, and the communication channel of the original heat service is distributed to an electricity service; the time interval T is in units of days and is a positive integer of 4< T <9, and the value of T is reassigned after each communication channel interchange;
the exchanges are sent by the power supply server to the other service servers and to the respective concentrators, which carry out the reassignment of the communication channels.
The communication distance of the wireless communication module is 50-100 m.
The invention has the beneficial effects that:
the system solves the problem of data conflict caused by connecting a plurality of terminals by adopting a single bus and a single channel in the prior art, each service monopolizes the respective communication channel, the purpose of safety isolation of the communication channels can be achieved, and different services and the communication channels thereof adopt respective identity authentication and safety encryption means on the basis, so that the safety of data acquisition is effectively ensured. The communication channels are exchanged at certain random time intervals, so that the communication channels are prevented from being monitored and rewritten by people, the safety of information acquisition is ensured, and the malicious damage of people is prevented; the redundant uploading function transmitted through different channels is set, and when any concentrator fails, each meter terminal can upload data through the redundant uploading function without affecting data acquisition. After the service server collects the signals, the directly uploaded data and the redundantly uploaded data can be compared and analyzed to determine whether the system fails and the position of the failure.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The following detailed description of the present invention will be provided in conjunction with the accompanying drawings to enable those skilled in the art to more clearly understand how to implement the present invention, and it should be understood that the scope of the present invention is not limited by the detailed description. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Example 1
This many table unifications collection system of checking meter includes:
and each service server is respectively a power supply server, a water supply server, an air supply server and a heat supply server.
And the communication management module can realize communication connection among the four service servers and outward communication connection of the four service servers.
The concentrator is in communication connection with the communication management module; a plurality of repeaters, the repeaters being communicatively connected to the concentrator through a power line; the system comprises a plurality of repeaters, a plurality of heat meter terminals, a plurality of water meters, a plurality of gas meters and a plurality of electricity meter terminals, wherein the electricity meters, the water meters, the heat meters and the gas meters are arranged on each floor in a building; the concentrator can distribute mutually isolated communication channels for electricity, water, gas and heat services to form respective exclusive power line communication channels for the electricity, water, gas and heat services.
The plurality of electric meters, the plurality of water meters, the plurality of gas meters and the plurality of heat meter terminals are in communication connection with the concentrator through the repeater, and the repeater only provides power and communication connection for the electric meters, the water meters, the gas meters and the heat meter terminals.
The invention also has a redundant uploading function, the electric meter, the water meter, the gas meter and the heat meter are all provided with wireless communication modules, and the communication distance of the wireless communication modules is 50-100 m.
When in use, the electric meter, the water meter, the gas meter and the heat meter comprise the following initialization steps:
1) at least one of the electric meter, the water meter, the gas meter and the heat meter firstly obtains the number of the concentrator where the electric meter, the water meter, the gas meter and the heat meter are located from the concentrator; and the number of the concentrator where the concentrator is located are sent out through the wireless communication module.
2) After receiving signals sent by terminals which are not under the same concentrator, other terminals of different types send numbers of the terminals and the number of the concentrator where the terminals are located to the outside through the wireless communication module; the other different types of terminals are terminals with different functions from the terminal itself.
3) Each terminal sorts the collected signal intensities of other different types of terminals which are not in the same concentrator, and three terminals with the highest signal intensity are stored in a memory of the terminal and are recorded as related terminals; and the number of the terminal and the number of the related terminal are sent to the related terminal, and the related terminal is confirmed and then stored, and initialization is completed.
4) When a certain terminal needs to upload self data, the self data and the self number are firstly sent to a relevant terminal of the certain terminal through a wireless module, and then the self data are uploaded to a concentrator where the certain terminal is located; after the concentrator where the terminal is located collects the upload data, the data are sent to the corresponding service server by using the communication channel corresponding to the upload terminal.
5) And after the relevant terminals collect the data, the data are uploaded to the concentrator where the relevant terminals are located, and the concentrator sends the data uploaded by the relevant terminals to the corresponding service server by using the communication channel corresponding to the uploading terminal, so that multi-channel redundant uploading is realized.
The electric meter, the water meter, the gas meter and the heat meter terminal are modified terminals, namely, the wireless communication module and the power line carrier communication module which are integrated on a circuit board are installed on the basis of the electric meter, the water meter, the gas meter and the heat meter terminal which do not have the communication function to realize the intercommunication and interconnection of the terminals.
The concentrator distributes mutually isolated communication channels for electricity, water, gas and heat services, and the communication frequencies of the mutually isolated communication channels are different.
The concentrator exchanges communication channels which are distributed for electricity, water, gas and heat services and are isolated from each other at a certain time interval T; the communication channel of the original electricity service is distributed to a water service, the communication channel of the original electricity service is distributed to a gas service, the communication channel of the original gas service is distributed to a heat service, and the communication channel of the original heat service is distributed to an electricity service; the time interval T is in units of days and is a positive integer of 4< T <9, and the value of T is reassigned after each communication channel interchange; the exchanges are sent by the power supply server to the other service servers and to the respective concentrators, which carry out the reassignment of the communication channels.
After the service server collects the signals, the data directly uploaded and redundantly uploaded can be compared and analyzed to determine whether a system fails and the position of the system where the system fails, the service server can also visually present the data to a user in an imaging mode, specifically, an MSP430 single chip microcomputer is used as a lower computer platform of the service server, the single chip microcomputer processes the received data signals firstly, a 532 laser instrument with a demonstration triggering function and a rotating motor driver are connected to ports from the single chip microcomputer respectively, namely the MSP430 receives an excitation signal triggering signal from the tunable laser instrument and counts the excitation signal triggering signal, when the counting reaches a set value, a certain time delay is carried out, then an excitation signal is output, and further, the delay analysis of difference time of a plurality of channel data atlases is realized. Assuming that the mean value of the initial wave band of the tunable laser is S, the mean value of the termination wave band is S, and the number of laser excitation signals emitted under each wave band mean value is m. The number of counts Q of the MSP430 over a set of spectral cycles is then
After the MSP430 outputs the trigger excitation signal, it immediately clears the original excitation signal count and starts a new round of counting.
Example 2
The system is basically the same as the previous embodiment, but the difference is that when in use, the electric meter, the water meter, the gas meter and the heat meter comprise the following initialization steps:
1) at least one of the electric meter, the water meter, the gas meter and the heat meter firstly obtains the number of the concentrator where the electric meter, the water meter, the gas meter and the heat meter are located from the concentrator; and the number of the concentrator where the concentrator is located are sent out through the wireless communication module.
2) After receiving signals sent by terminals which are not under the same concentrator, other terminals of different types send numbers of the terminals and the number of the concentrator where the terminals are located to the outside through the wireless communication module; the other different types of terminals are terminals with different functions from the terminal itself.
3) Each terminal sorts the collected signal intensities of other different types of terminals which are not in the same concentrator, and three terminals with the highest signal intensity are stored in a memory of the terminal and are recorded as related terminals; and the number of the terminal and the number of the related terminal are sent to the related terminal, and the related terminal is confirmed and then stored, and initialization is completed.
4) When a certain terminal needs to upload self data, the self data and the self number are firstly sent to a relevant terminal of the certain terminal through a wireless module, and then the self data are uploaded to a concentrator where the certain terminal is located; after the concentrator where the terminal is located collects the upload data, the data are sent to the corresponding service server by using the communication channel corresponding to the upload terminal.
5) After the relevant terminals collect the data, the data are uploaded to the concentrator where the relevant terminals are located, the concentrator sends the data uploaded by the relevant terminals to the service servers corresponding to the relevant terminals by utilizing the subcarrier sets corresponding to the relevant terminals, and the corresponding service servers send the data to the service servers corresponding to the uploading terminals, so that multi-channel redundant uploading is achieved.
In the invention, after the service server collects the signals, the directly uploaded data and the redundantly uploaded data are compared and analyzed to determine whether the system has a fault and the position of the fault. For example, when the traffic server does not collect the directly uploaded data, it indicates that the directly uploaded concentrator may malfunction. If the service server cannot collect the signals uploaded redundantly, the corresponding equipment line uploaded redundantly may fail, and since one terminal corresponds to a plurality of related terminals, the loss of any one signal uploaded redundantly may cause the failure of the corresponding line. When the service server cannot collect the signals of the communication channel corresponding to the uploading terminal but can collect the signals of the communication channel corresponding to the relevant terminal, the problem of the corresponding communication channel is shown.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A system is copied to many table unifications collection, its characterized in that includes:
the system comprises four service servers, a service server and a service server, wherein the service servers are respectively a power supply server, a water supply server, an air supply server and a heat supply server;
the communication management module can realize communication connection among the four service servers and outward communication connection of the four service servers;
a plurality of concentrators, the concentrators being communicatively coupled with the communication management module; a plurality of repeaters, the repeaters being connected with the concentrator through power line communication; the system comprises a plurality of repeaters, a plurality of heat meter terminals, a plurality of water meters, a plurality of gas meters and a plurality of electricity meters, wherein the electricity meters, the water meters, the heat meters and the gas meters are arranged on each floor in a building; the concentrator can distribute mutually isolated communication channels for electricity, water, gas and heat services to form respective exclusive power line communication channels for the electricity, water, gas and heat services;
the plurality of electric meters, the plurality of water meters, the plurality of gas meters and the plurality of heat meter terminals are in communication connection with the concentrator through the repeater, and the repeater only provides electric power and communication connection for the electric meters, the water meters, the gas meters and the heat meter terminals;
the ammeter, the water meter, the gas meter and the heat meter are all provided with wireless communication modules.
2. The system of claim 1, wherein: the electric meter, the water meter, the gas meter and the heat meter comprise the following initialization steps:
1) at least one of the electric meter, the water meter, the gas meter and the heat meter firstly obtains the number of the concentrator where the electric meter, the water meter, the gas meter and the heat meter are located from the concentrator; the number of the concentrator and the number of the concentrator where the concentrator is located are sent out through a wireless communication module;
2) after receiving signals sent by terminals which are not under the same concentrator, other terminals of different types send numbers of the terminals and the number of the concentrator where the terminals are located to the outside through the wireless communication module; the other different types of terminals are terminals with different functions from the terminals;
3) each terminal sorts the collected signal intensities of other different types of terminals which are not in the same concentrator, and three terminals with the highest signal intensity are stored in a memory of the terminal and are recorded as related terminals; sending the number of the terminal and the number of the related terminal to the related terminal, confirming the related terminal, storing the terminal, and finishing initialization;
4) when a certain terminal needs to upload self data, the self data and the self number are firstly sent to a relevant terminal of the certain terminal through a wireless module, and then the self data are uploaded to a concentrator where the certain terminal is located; after the concentrator where the concentrator is located collects the uploading data, the uploading data is sent to a corresponding service server by using a communication channel corresponding to the uploading terminal;
5) and after the relevant terminals collect the data, the data are uploaded to the concentrator where the relevant terminals are located, and the concentrator sends the data uploaded by the relevant terminals to the corresponding service server by using the communication channel corresponding to the uploading terminal, so that multi-channel redundant uploading is realized.
3. The system of claim 2, wherein: in the step 5), the concentrator sends the data uploaded by the relevant terminal to the service server corresponding to the relevant terminal by using the subcarrier set corresponding to the relevant terminal, and the corresponding service server sends the data to the service server corresponding to the uploading terminal, so that multi-channel redundant uploading is realized.
4. A multi-meter-in-one centralized meter reading system according to claim 2 or 3, characterized in that:
the electric meter, the water meter, the gas meter and the heat meter terminal are modified terminals, namely, the wireless communication module and the power line carrier communication module which are integrated on a circuit board are installed on the basis of the electric meter, the water meter, the gas meter and the heat meter terminal which do not have the communication function to realize the intercommunication and interconnection of the terminals.
5. A multi-meter-in-one centralized meter reading system according to claim 2 or 3, characterized in that:
the concentrator distributes mutually isolated communication channels for electricity, water, gas and heat services, and the communication frequencies of the mutually isolated communication channels are different.
6. The system of claim 5, wherein:
the concentrator exchanges communication channels which are distributed by electricity, water, gas and heat services and are isolated from each other at a certain time interval T; the communication channel of the original electricity service is distributed to a water service, the communication channel of the original electricity service is distributed to a gas service, the communication channel of the original gas service is distributed to a heat service, and the communication channel of the original heat service is distributed to an electricity service; the time interval T is in units of days and is a positive integer of 4< T <9, and the value of T is reassigned after each communication channel interchange;
the exchanges are sent by the power supply server to the other service servers and to the respective concentrators, which carry out the reassignment of the communication channels.
7. The system of claim 1, wherein: the communication distance of the wireless communication module is 50-100 m.
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| WO2018010426A1 (en) * | 2016-07-13 | 2018-01-18 | 上海地虹通信科技有限公司 | "four-meter-in-one" integrated energy management service system |
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