CN112134886A - BACnet protocol converter and system - Google Patents
BACnet protocol converter and system Download PDFInfo
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- CN112134886A CN112134886A CN202011007738.2A CN202011007738A CN112134886A CN 112134886 A CN112134886 A CN 112134886A CN 202011007738 A CN202011007738 A CN 202011007738A CN 112134886 A CN112134886 A CN 112134886A
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- protocol
- bacnet
- bacnet protocol
- control equipment
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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
- H04L69/08—Protocols for interworking; Protocol conversion
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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
- H04L69/22—Parsing or analysis of headers
Abstract
The application relates to a BACnet protocol converter and a system, wherein the BACnet protocol converter comprises a processor and a data processing module, wherein the processor is used for converting a BACnet protocol of operation data transmission of control equipment into an Internet of things transmission applicable protocol; and the network interface is used for connecting the Ethernet so as to transmit the operation data of the control equipment on the Ethernet according to the Internet of things transmission suitable protocol. According to the data transmission method and device, the data transmission time can be shortened, the time for the cloud platform to analyze the data is shortened, and the cloud platform analysis efficiency is higher.
Description
Technical Field
The application belongs to the technical field of BACnet protocol conversion, and particularly relates to a BACnet protocol converter and a BACnet protocol conversion system.
Background
The BACnet (A Data Communication Protocol for Building Automation and Control networks) Protocol is a Data Communication Protocol for Building automatic Control network, and the BACnet Protocol is a service and Protocol defined for computer Control heating, refrigerating, air conditioning and HVAC systems and other Building equipment systems. The BACnet protocol as an international standard of the building automatic control industry has been over 20 years in China, and is now accepted by most building control enterprises, particularly, since 2012 later, the BACnet market shows a high-speed growth situation, many enterprises have requirements for accessing the BACnet protocol, such as the air conditioning industry, the frequency converter industry, the intelligent lamp control industry and the like, the market requirements are being excited step by step, related access products become richer, competition is getting more and more white, the development trend of the access products is generally forward, miniaturization is forward, high cost performance, rich functions and powerful in performance, and the enterprise access BACnet is enabled to be lower in cost, shorter in time and more intelligent in operation.
However, the BACnet transmission protocol is a bus protocol, and has a low baud rate, and if the BACnet transmission protocol is directly uploaded to a cloud platform for analysis, the transmission process consumes too long time, and the problems of huge analysis software, low analysis efficiency and the like are caused, so that the intelligent building control parameter information acquired by the cloud platform is seriously lagged behind the actual state change of the control equipment, the real-time actual operation condition of the intelligent building control equipment cannot be embodied, and the operation safety of the control equipment cannot be guaranteed.
Disclosure of Invention
In order to overcome the problems that the intelligent building control parameter information acquired by a cloud platform seriously lags behind the actual state change of control equipment, the real-time actual operation condition of the intelligent building control equipment cannot be embodied and the operation safety of the control equipment cannot be guaranteed due to too long time consumption and low analysis efficiency in the BACnet transmission protocol transmission process at least to a certain extent, the BACnet protocol converter and the BACnet protocol system are provided.
In a first aspect, the present application provides a BACnet protocol converter, including:
the processor is used for converting a BACnet protocol for transmitting the operation data of the control equipment into an Internet of things transmission applicable protocol;
and the network interface is used for connecting an Ethernet so as to transmit the operation data of the control equipment on the Ethernet by using the Internet of things transmission suitable protocol.
Further, the processor is further configured to generate a configurable WEB interface,
the configurable WEB interface is used for visually configuring control parameters.
Further, the control parameters include:
transmission parameters and configuration parameters;
the transmission parameter comprises at least one of a baud rate, a data bit and a check bit;
the configuration parameter includes at least one of a device ID, a reporting period, and an offline determination period.
Further, the method also comprises the following steps:
and the RS485 module is used for receiving the operation data of the control equipment and transmitting the operation data of the control equipment to the processor.
Further, the method also comprises the following steps:
and the FLASH memory is used for storing the control parameters and is connected with the processor.
Further, the power module is used for supplying power to the processor.
Further, the internet of things transmission suitable protocol includes:
MQTT protocol.
In a second aspect, the present application provides a BACnet protocol conversion system, including:
the BACnet protocol converter and BACnet protocol sensor of any one of the first aspects;
the BACnet protocol sensor is used for acquiring operation data of the control equipment;
the protocol converter is used for converting a BACnet protocol of operation data transmission of the control equipment into an Internet of things transmission applicable protocol, and is connected with the Ethernet, so that the operation data of the control equipment is transmitted on the Ethernet through the Internet of things transmission applicable protocol.
Further, the method also comprises the following steps:
and the cloud platform is used for receiving and analyzing the operation data of the control equipment transmitted by the applicable protocol.
Further, the BACnet protocol converter is further configured to generate a configurable WEB interface, and further includes:
and the display terminal is used for displaying the configurable WEB interface.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
according to the BACnet protocol converter and the system provided by the embodiment of the invention, the BACnet protocol of the operation data transmission of the control equipment is converted into the Internet of things transmission suitable protocol through the processor, and the Ethernet is connected through the network interface, so that the operation data of the control equipment is transmitted on the Ethernet through the Internet of things transmission suitable protocol, the data transmission time can be reduced, the time for the cloud platform to analyze the data is shortened, and the cloud platform analysis efficiency is more efficient.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Fig. 1 is a functional structure diagram of a BACnet protocol converter according to an embodiment of the present application.
Fig. 2 is a functional block diagram of a BACnet protocol converter according to another embodiment of the present application.
Fig. 3 is a diagram of a configurable WEB interface according to an embodiment of the present application.
Fig. 4 is a diagram of another configurable WEB interface according to an embodiment of the present application.
Fig. 5 is a diagram of another configurable WEB interface according to an embodiment of the present application.
Fig. 6 is a functional structure diagram of a BACnet protocol conversion system according to an embodiment of the present application.
Fig. 7 is a six-view diagram of a BACnet protocol converter according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail below. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a functional structure diagram of a BACnet protocol converter according to an embodiment of the present application, and as shown in fig. 1, the BACnet protocol converter includes:
the processor 1 is used for converting a BACnet protocol for transmitting operation data of the control equipment into an Internet of things transmission applicable protocol;
and the network interface 2 is used for connecting the Ethernet so that the operation data of the control equipment is transmitted on the Ethernet by using an Internet of things transmission applicable protocol.
The BACnet transmission protocol is used as a bus protocol, the Baud rate is low, if the BACnet transmission protocol is directly uploaded to a cloud platform for analysis, the time consumption of a transmission process is too long, the problems of huge analysis software, low analysis efficiency and the like are caused, the intelligent building control parameter information acquired by the cloud platform is seriously lagged behind the actual state change of control equipment, the real-time actual operation condition of the intelligent building control equipment cannot be embodied, and the operation safety of the control equipment cannot be guaranteed.
In this embodiment, the BACnet protocol of the operation data transmission of the control device is converted into the internet of things transmission applicable protocol through the processor, and the ethernet is connected through the network interface, so that the operation data of the control device is transmitted on the ethernet through the internet of things transmission applicable protocol, the data transmission time can be shortened, the time for the cloud platform to analyze the data can be shortened, and the cloud platform analysis efficiency is more efficient.
Fig. 2 is a functional structure diagram of a BACnet protocol converter according to another embodiment of the present application, and as shown in fig. 2, the BACnet protocol converter includes:
the processor 1 is further arranged to generate a configurable WEB interface 3,
the configurable WEB interface 3 is used to visualize configuration control parameters.
As shown in FIGS. 3-5, the control parameters include:
transmission parameters and configuration parameters;
the transmission parameters comprise baud rate, data bits, check bits and the like;
the configuration parameters include a device ID, a reporting period, an offline determination period, and the like.
The traditional protocol conversion terminal can only convert the protocol through a fixed instruction set or a configuration mode of integrated software, a flexible configuration mode is lacked, the connected Internet of things cloud platform is single, if a connection platform or a protocol and parameters need to be changed, software needs to be modified again or bottom layer instructions need to be modified, and the operation is complex.
Configuration parameters are set through the configurable WEB page, an Aliyun Internet of things platform and other Internet of things platforms can be conveniently connected, configuration efficiency is improved, errors are not prone to occurring, and control equipment operation data are convenient to collect and analyze.
And the RS485 module 4 are used for receiving the operation data of the control equipment and transmitting the operation data of the control equipment to the processor 1.
Data acquisition is carried out on the BACnet protocol sensor in a 485 serial bus mode, and the data are sent to the processor 1, so that the processor 1 completes analysis of the BACnet protocol.
And the FLASH memory 5 is used for storing the control parameters, and the FLASH memory 5 is connected with the processor 1.
The processor 1, for example, adopts a processor of the STM32F103, configures the control parameters through the configurable WEB page, stores the configured parameters in the FLASH memory 5, and the BACnet protocol converter analyzes the BACnet protocol according to the control parameters.
And the power supply module 6 is used for supplying power to the processor 1.
In some embodiments, the internet of things transport is adapted to protocols including, but not limited to: MQTT protocol.
The BACnet protocol is converted into the MQTT protocol, and the MQTT protocol is transmitted to the Internet of things cloud platform through the json character string format, so that the cloud platform can rapidly analyze the operation data of the control equipment, the analysis efficiency is improved, and the normal operation of the control equipment is guaranteed.
It should be noted that, the application does not limit the transmission applicable protocol of the internet of things, and those skilled in the art can set the protocol according to actual needs.
In the embodiment, the control parameters are configured through the configurable WEB interface, the configuration is convenient and quick, the understanding is easy, the configured BACnet protocol converter can be conveniently used for connecting the Aliskive cloud Internet of things platform and other Internet of things platforms, the time for the platform to analyze data is shortened, and the platform is more efficient.
An embodiment of the present invention provides a BACnet protocol conversion system, such as a functional structure diagram shown in fig. 6, where the BACnet protocol conversion system includes:
the BACnet protocol converter 61 and the BACnet protocol sensor 62 described in the above embodiments;
the BACnet protocol sensor 62 is used for acquiring operation data of the control equipment;
the BACnet protocol converter 61 is configured to convert a BACnet protocol for transmitting the operation data of the control device into an internet of things transmission suitable protocol, and connect to the ethernet, so that the operation data of the control device is transmitted on the ethernet by the internet of things transmission suitable protocol.
As shown in fig. 7, the BACnet protocol converter 61 has a small size, occupies a small space, and can be popularized.
In some embodiments, further comprising:
and the cloud platform 63 is used for receiving and analyzing the operation data of the control equipment transmitted by the applicable protocol.
In some embodiments, the BACnet protocol converter 61 is further configured to generate a configurable WEB interface, and further includes:
and the display terminal 64 is used for displaying the configurable WEB interface.
In some embodiments, the display terminal 64 is connected to the BACnet protocol converter 61 through a network interface.
In this embodiment, the BACnet protocol sensor is used to obtain the operation data of the control device, and the ACnet protocol converter 61 is used to convert the BACnet protocol of the operation data transmission of the control device into the internet of things transmission suitable protocol, and is connected to the ethernet, so that the operation data of the control device is transmitted on the ethernet using the internet of things transmission suitable protocol, which can reduce the data transmission time and reduce the time for the cloud platform to analyze the data, and thus the cloud platform analysis efficiency is more efficient.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present application, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional component mode. The integrated module, if implemented in the form of a software functional component and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
It should be noted that the present invention is not limited to the above-mentioned preferred embodiments, and those skilled in the art can obtain other products in various forms without departing from the spirit of the present invention, but any changes in shape or structure can be made within the scope of the present invention with the same or similar technical solutions as those of the present invention.
Claims (10)
1. A BACnet protocol converter, comprising:
the processor is used for converting a BACnet protocol for transmitting the operation data of the control equipment into an Internet of things transmission applicable protocol;
and the network interface is used for connecting an Ethernet so as to transmit the operation data of the control equipment on the Ethernet by using the Internet of things transmission suitable protocol.
2. The BACnet protocol converter according to claim 1, wherein the processor is further configured to generate a configurable WEB interface,
the configurable WEB interface is used for visually configuring control parameters.
3. The BACnet protocol converter of claim 2, wherein the control parameters comprise:
transmission parameters and configuration parameters;
the transmission parameter comprises at least one of a baud rate, a data bit and a check bit;
the configuration parameter includes at least one of a device ID, a reporting period, and an offline determination period.
4. The BACnet protocol converter of claim 1, further comprising:
and the RS485 module is used for receiving the operation data of the control equipment and transmitting the operation data of the control equipment to the processor.
5. The BACnet protocol converter according to any one of claims 1 to 3, further comprising:
and the FLASH memory is used for storing the control parameters and is connected with the processor.
6. The BACnet protocol converter of claim 1, further comprising:
and the power supply module is used for supplying power to the processor.
7. The BACnet protocol converter of claim 1, wherein the internet of things transport compliant protocol comprises:
MQTT protocol.
8. A BACnet protocol conversion system, comprising:
the BACnet protocol converter and BACnet protocol sensor of any one of claims 1 to 7;
the BACnet protocol sensor is used for acquiring operation data of the control equipment;
the BACnet protocol converter is used for converting a BACnet protocol of operation data transmission of the control equipment into an Internet of things transmission suitable protocol and connecting the Ethernet so that the operation data of the control equipment is transmitted on the Ethernet through the Internet of things transmission suitable protocol.
9. The BACnet protocol conversion system of claim 8, further comprising:
and the cloud platform is used for receiving and analyzing the operation data of the control equipment transmitted by the applicable protocol.
10. The BACnet protocol conversion system of claim 8, wherein the BACnet protocol converter is further configured to generate a configurable WEB interface, further comprising:
and the display terminal is used for displaying the configurable WEB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011007738.2A CN112134886A (en) | 2020-09-23 | 2020-09-23 | BACnet protocol converter and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011007738.2A CN112134886A (en) | 2020-09-23 | 2020-09-23 | BACnet protocol converter and system |
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| CN111147365A (en) * | 2019-12-25 | 2020-05-12 | 上海新物科技有限公司 | Modularization thing networking gateway equipment |
| CN210780891U (en) * | 2020-03-16 | 2020-06-16 | 绿漫科技有限公司 | A thing networking edge magic box device for wisdom community system integrated management |
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2020
- 2020-09-23 CN CN202011007738.2A patent/CN112134886A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2814207B1 (en) * | 2013-06-13 | 2018-09-05 | Samsung Electronics Co., Ltd | Communication apparatus and method of controlling the same |
| CN106059833A (en) * | 2016-07-28 | 2016-10-26 | 武汉虹信技术服务有限责任公司 | Multi-protocol adaptation method and system applied to intelligent building platform |
| CN111064720A (en) * | 2019-12-10 | 2020-04-24 | 大唐半导体科技有限公司 | Method and device for converting configuration gateway data protocol |
| CN111147365A (en) * | 2019-12-25 | 2020-05-12 | 上海新物科技有限公司 | Modularization thing networking gateway equipment |
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Application publication date: 20201225 |
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