CN109347984B - Boiler monitoring method and device based on Internet of things for intelligent factory - Google Patents
Boiler monitoring method and device based on Internet of things for intelligent factory Download PDFInfo
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- CN109347984B CN109347984B CN201811463953.6A CN201811463953A CN109347984B CN 109347984 B CN109347984 B CN 109347984B CN 201811463953 A CN201811463953 A CN 201811463953A CN 109347984 B CN109347984 B CN 109347984B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
- F22B35/18—Applications of computers to steam boiler control
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- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/12—Avoiding congestion; Recovering from congestion
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Abstract
The invention discloses a boiler monitoring method based on the Internet of things for an intelligent factory, which comprises the following steps: monitoring the operation condition of the boiler by the terminal of the Internet of things; sending a boiler operation state message transmission request to a first boiler management center by an internet of things terminal; determining, by the first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests; determining an average waiting time for receiving the boiler operation condition message; if the determined average waiting time is longer than the threshold time, sending a transmission congestion trigger message to the Internet of things terminal by the first boiler management center; after receiving the transmission congestion trigger message, sensing a second boiler management center different from the first boiler management center by the terminal of the internet of things; and if the second boiler management center is sensed, sending a boiler operation condition message transmission request to the second boiler management center by the terminal of the Internet of things.
Description
Technical Field
The invention relates to the technical field of boiler products, in particular to a boiler monitoring method and device based on the Internet of things for an intelligent factory.
Background
The boiler Internet of things cloud platform can be established by utilizing the concept and technology of the Internet of things, the production, sales and after-sales service conditions of enterprises are comprehensively monitored, the real-time operation condition of each boiler is monitored by utilizing the Internet of things, and a data information statistical chart is generated by utilizing a big data analysis technology. Therefore, the high-efficiency acquisition and effective integration of big data of enterprise products are promoted, and the data correlation analysis and fusion utilization are deepened. And a national standard Internet of things code nameplate is additionally arranged on a boiler product, and dynamic anti-counterfeiting based on the two-dimensional code is provided. National standard thing allies oneself with sign indicating number and sweep a sign indicating number system is a two-dimensional code product information interaction identification system based on big data cloud platform that maidi company made for equipping the manufacturing, and the customer takes out the cell-phone and sweeps a sweep, just can realize tracing back anti-fake of product, and the counterfeit product does not have the stealthy of some, makes the enterprise can be with the effective management and control product flow direction of extremely low cost, monitors the product state, promotes user experience comprehensively. The on-site maintenance system is established, and a maintenance engineer can directly report the repair through scanning the code, so that the informatization degree of the repair reporting work is improved, and the work efficiency is improved. The method comprises the steps of collecting data of the boiler operation condition in real time by using the technology of the Internet of things and transmitting the data to a background database of an enterprise cloud platform through a wireless technology.
The enterprise products establish product files on an enterprise cloud platform, establish identity information for the products and establish a platform for displaying the products on a company website. The enterprise completely masters the control right of the product, the product data and the external display are controllable, and the core data of the product are not leaked. The price and the freight charge of the product are added, so that the online transaction of the product is directly realized, and the sales means of enterprises are increased. The product display is concerned, browsed and model downloaded, background data can be inquired, enterprise products can be directionally sold, and the success rate of product sale is greatly improved. The boiler monitoring method based on the Internet of things can realize real-time automatic monitoring of the boiler state, and greatly reduces the difficulty of monitoring the boiler operation state by enterprises.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a boiler monitoring method and device based on the Internet of things for an intelligent factory, which can overcome the defects of the prior art.
In order to achieve the purpose, the invention provides a boiler monitoring method based on the internet of things for an intelligent plant, which comprises the following steps: monitoring the operation condition of the boiler by the terminal of the Internet of things; sending a boiler operation state message transmission request to a first boiler management center by an internet of things terminal; determining, by the first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests; determining, by the first boiler management center, an average wait time to receive the boiler operating condition messages based on the number of the boiler operating condition messages; if the determined average waiting time is longer than the threshold time, sending a transmission congestion trigger message to the Internet of things terminal by the first boiler management center; after receiving the transmission congestion trigger message, sensing a second boiler management center different from the first boiler management center by the terminal of the internet of things, wherein the first boiler management center and the second boiler management center work at different frequencies; if the second boiler management center is sensed, the internet of things terminal sends a boiler operation state message transmission request to the second boiler management center; determining, by the second boiler management center, a number of boiler operation status messages to be currently sent to the second boiler management center based on the number of received boiler operation status message transmission requests; determining, by the second boiler management center, a second average wait time for receiving the boiler operating condition messages based on the number of the boiler operating condition messages; if the determined second average waiting time is less than the threshold time, sending a boiler operation condition message transmission permission message to the Internet of things terminal by the second boiler management center; and after receiving the boiler operation condition message transmission permission message, sending the boiler operation condition message to a second boiler management center by the terminal of the internet of things.
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: if the determined second average waiting time is greater than the threshold time, sending a transmission congestion message to the first boiler management center by the second boiler management center; determining, by the first boiler management center, a number of boiler operating condition messages allowed to be sent based on the average latency after receiving the transport congestion message; randomly selecting a plurality of terminals of the internet of things by the first boiler management center based on the number of the boiler operation condition messages allowed to be sent; sending, by the first boiler management center, a boiler operation status message transmission permission message to the plurality of randomly selected internet of things terminals.
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: after sending a boiler operation condition message transmission permission message to a plurality of randomly selected internet of things terminals, sending random waiting instructions to a plurality of unselected internet of things terminals by a first boiler management center, wherein the waiting time instructions contained in the random waiting instructions received by each unselected internet of things terminal are different; after receiving the random waiting indication, the unselected multiple terminals of the internet of things send the boiler operation condition message transmission request to the first boiler management center again after waiting time based on the waiting time indication contained in the random waiting indication.
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: and before receiving the boiler operation condition message transmission request, sending a candidate boiler management center list to the Internet of things terminal by the first boiler management center, wherein the candidate boiler management center list at least comprises position information of a plurality of boiler management centers different from the first boiler management center and information of the frequency of working on the candidate boiler management centers different from the first boiler management center.
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: after receiving the list of the boiler management centers to be selected, determining, by the terminal of the internet of things, boiler management centers capable of communicating with the terminal of the internet of things based on the position information of a plurality of boiler management centers different from the first boiler management center and the current position of the terminal of the internet of things; and sensing a boiler management center capable of communicating with the terminal of the Internet of things.
The invention also provides a boiler monitoring device based on the Internet of things for the intelligent factory, which comprises the following components: the unit is used for monitoring the operating condition of the boiler by the terminal of the Internet of things; the boiler operation state information transmission unit is used for transmitting a boiler operation state information transmission request to the first boiler management center through the terminal of the Internet of things; means for determining, by the first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests; means for determining, by the first boiler management center, an average latency of receiving the boiler operating condition messages based on the number of boiler operating condition messages; means for sending, by the first boiler management center, a transport congestion trigger message to the internet of things terminal if the determined average wait time is greater than the threshold time; means for sensing, by the internet of things terminal, a second boiler management center different from the first boiler management center after receiving the transmission congestion trigger message, wherein the first boiler management center and the second boiler management center operate at different frequencies; a unit for sending a boiler operation status message transmission request to a second boiler management center by the terminal of the internet of things if the second boiler management center is sensed; means for determining, by the second boiler management center, a number of boiler health messages currently to be sent to the second boiler management center based on the number of received boiler health message transmission requests; means for determining, by the second boiler management center, a second average wait time for receiving the boiler health messages based on the number of boiler health messages; means for sending, by the second boiler management center, a boiler operation status message transmission grant message to the internet of things terminal if the determined second average latency is less than the threshold time; and a unit for transmitting the boiler operation condition message to the second boiler management center by the internet of things terminal after receiving the boiler operation condition message transmission permission message.
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: means for sending, by the second boiler management center, a transmission congestion message to the first boiler management center if the determined second average latency is greater than the threshold time; means for determining, by the first boiler management center, a number of boiler operating condition messages allowed to be sent based on the average latency after receiving the transport congestion message; means for randomly selecting, by the first boiler management center, a plurality of Internet of things terminals based on the number of boiler operating condition messages allowed to be sent; means for sending, by the first boiler management center, a boiler operation status message transmission permission message to a plurality of randomly selected Internet of things terminals.
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: a unit for sending a random waiting instruction to a plurality of internet of things terminals which are not selected by a first boiler management center after sending a boiler operation condition message transmission permission message to the plurality of internet of things terminals which are randomly selected, wherein the waiting time instructions contained in the random waiting instruction received by each of the plurality of internet of things terminals which are not selected are different; and after receiving the random waiting indication, the unselected internet of things terminals send the boiler operation condition message transmission request to the first boiler management center again after waiting time based on the waiting time indication contained in the random waiting indication.
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: and the boiler management center sending unit is used for sending a candidate boiler management center list to the Internet of things terminal by the first boiler management center before receiving the boiler operation condition message transmission request, wherein the candidate boiler management center list at least comprises position information of a plurality of boiler management centers different from the first boiler management center and information of the frequency on which the plurality of boiler management centers different from the first boiler management center operate.
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: the boiler management center determining unit is used for determining a boiler management center which can communicate with the terminal of the Internet of things based on the position information of a plurality of boiler management centers different from the first boiler management center and the current position of the terminal of the Internet of things after receiving the list of the boiler management centers to be selected; and the unit is used for sensing a boiler management center capable of communicating with the terminal of the Internet of things by the terminal of the Internet of things.
Compared with the prior art, the invention has the following advantages: although the boiler monitoring system based on the internet of things has numerous advantages, the internet of things also has unique characteristics: for example: communication devices in the internet of things are mostly low-cost and low-power devices, meanwhile, in order to ensure monitoring accuracy, the density of the communication devices in the internet of things is high, boiler monitoring information is delay sensitive information, and how to reduce delay of information transmission is a problem with high difficulty. If the user wants to enjoy the advantages brought by the Internet of things, a solution has to be designed in a targeted manner according to the characteristics of the Internet of things. The method can calculate the load of the network, can control the monitoring center of which the terminal senses other frequencies according to the network load condition, enables the terminal to send related messages to other monitoring centers, reduces the load of a single center, and can control the terminal to randomly wait to prevent a plurality of terminals from sending messages simultaneously to cause network congestion.
Drawings
Fig. 1 is a flowchart of a boiler monitoring method based on the internet of things according to an embodiment of the invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
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
Fig. 1 is a flowchart of a boiler monitoring method based on the internet of things according to an embodiment of the invention. As shown in the figure, the boiler monitoring method based on the Internet of things comprises the following steps:
step 101: monitoring the operation condition of the boiler by the terminal of the Internet of things;
step 102: sending a boiler operation state message transmission request to a first boiler management center by an internet of things terminal;
step 103: determining, by the first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests;
step 104: determining, by the first boiler management center, an average wait time to receive the boiler operating condition messages based on the number of the boiler operating condition messages;
step 105: if the determined average waiting time is longer than the threshold time, sending a transmission congestion trigger message to the Internet of things terminal by the first boiler management center;
step 106: after receiving the transmission congestion trigger message, sensing a second boiler management center different from the first boiler management center by the terminal of the internet of things, wherein the first boiler management center and the second boiler management center work at different frequencies;
step 107: if the second boiler management center is sensed, the internet of things terminal sends a boiler operation state message transmission request to the second boiler management center;
step 108: determining, by the second boiler management center, a number of boiler operation status messages to be currently sent to the second boiler management center based on the number of received boiler operation status message transmission requests;
step 109: determining, by the second boiler management center, a second average wait time for receiving the boiler operating condition messages based on the number of the boiler operating condition messages;
step 110: if the determined second average waiting time is less than the threshold time, sending a boiler operation condition message transmission permission message to the Internet of things terminal by the second boiler management center; and
step 111: and after receiving the boiler operation condition message transmission permission message, the terminal of the internet of things sends the boiler operation condition message to the second boiler management center.
Example 2
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: if the determined second average waiting time is greater than the threshold time, sending a transmission congestion message to the first boiler management center by the second boiler management center; determining, by the first boiler management center, a number of boiler operating condition messages allowed to be sent based on the average latency after receiving the transport congestion message; randomly selecting a plurality of terminals of the internet of things by the first boiler management center based on the number of the boiler operation condition messages allowed to be sent; sending, by the first boiler management center, a boiler operation status message transmission permission message to the plurality of randomly selected internet of things terminals.
Example 3
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: after sending a boiler operation condition message transmission permission message to a plurality of randomly selected internet of things terminals, sending random waiting instructions to a plurality of unselected internet of things terminals by a first boiler management center, wherein the waiting time instructions contained in the random waiting instructions received by each unselected internet of things terminal are different; after receiving the random waiting indication, the unselected multiple terminals of the internet of things send the boiler operation condition message transmission request to the first boiler management center again after waiting time based on the waiting time indication contained in the random waiting indication.
Example 4
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: and before receiving the boiler operation condition message transmission request, sending a candidate boiler management center list to the Internet of things terminal by the first boiler management center, wherein the candidate boiler management center list at least comprises position information of a plurality of boiler management centers different from the first boiler management center and information of the frequency of working on the candidate boiler management centers different from the first boiler management center.
In a preferred embodiment, the boiler monitoring method based on the internet of things for the intelligent plant comprises the following steps: after receiving the list of the boiler management centers to be selected, determining, by the terminal of the internet of things, boiler management centers capable of communicating with the terminal of the internet of things based on the position information of a plurality of boiler management centers different from the first boiler management center and the current position of the terminal of the internet of things; and sensing a boiler management center capable of communicating with the terminal of the Internet of things.
Example 5
The invention provides a boiler monitoring device based on the Internet of things for an intelligent factory, which comprises: the unit is used for monitoring the operating condition of the boiler by the terminal of the Internet of things; the boiler operation state information transmission unit is used for transmitting a boiler operation state information transmission request to the first boiler management center through the terminal of the Internet of things; means for determining, by the first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests; means for determining, by the first boiler management center, an average latency of receiving the boiler operating condition messages based on the number of boiler operating condition messages; means for sending, by the first boiler management center, a transport congestion trigger message to the internet of things terminal if the determined average wait time is greater than the threshold time; means for sensing, by the internet of things terminal, a second boiler management center different from the first boiler management center after receiving the transmission congestion trigger message, wherein the first boiler management center and the second boiler management center operate at different frequencies; a unit for sending a boiler operation status message transmission request to a second boiler management center by the terminal of the internet of things if the second boiler management center is sensed; means for determining, by the second boiler management center, a number of boiler health messages currently to be sent to the second boiler management center based on the number of received boiler health message transmission requests; means for determining, by the second boiler management center, a second average wait time for receiving the boiler health messages based on the number of boiler health messages; means for sending, by the second boiler management center, a boiler operation status message transmission grant message to the internet of things terminal if the determined second average latency is less than the threshold time; and a unit for transmitting the boiler operation condition message to the second boiler management center by the internet of things terminal after receiving the boiler operation condition message transmission permission message.
Example 6
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: means for sending, by the second boiler management center, a transmission congestion message to the first boiler management center if the determined second average latency is greater than the threshold time; means for determining, by the first boiler management center, a number of boiler operating condition messages allowed to be sent based on the average latency after receiving the transport congestion message; means for randomly selecting, by the first boiler management center, a plurality of Internet of things terminals based on the number of boiler operating condition messages allowed to be sent; means for sending, by the first boiler management center, a boiler operation status message transmission permission message to a plurality of randomly selected Internet of things terminals.
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: a unit for sending a random waiting instruction to a plurality of internet of things terminals which are not selected by a first boiler management center after sending a boiler operation condition message transmission permission message to the plurality of internet of things terminals which are randomly selected, wherein the waiting time instructions contained in the random waiting instruction received by each of the plurality of internet of things terminals which are not selected are different; and after receiving the random waiting indication, the unselected internet of things terminals send the boiler operation condition message transmission request to the first boiler management center again after waiting time based on the waiting time indication contained in the random waiting indication.
Example 7
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: and the boiler management center sending unit is used for sending a candidate boiler management center list to the Internet of things terminal by the first boiler management center before receiving the boiler operation condition message transmission request, wherein the candidate boiler management center list at least comprises position information of a plurality of boiler management centers different from the first boiler management center and information of the frequency on which the plurality of boiler management centers different from the first boiler management center operate.
In a preferred embodiment, an internet of things based boiler monitoring device for an intelligent plant comprises: the boiler management center determining unit is used for determining a boiler management center which can communicate with the terminal of the Internet of things based on the position information of a plurality of boiler management centers different from the first boiler management center and the current position of the terminal of the Internet of things after receiving the list of the boiler management centers to be selected; and the unit is used for sensing a boiler management center capable of communicating with the terminal of the Internet of things by the terminal of the Internet of things.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to execute some steps of the methods according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (2)
1. A boiler monitoring method based on the Internet of things for an intelligent factory is characterized by comprising the following steps: the boiler monitoring method based on the Internet of things for the intelligent plant comprises the following steps:
monitoring the operation condition of the boiler by the terminal of the Internet of things;
sending a boiler operation state message transmission request to a first boiler management center by an internet of things terminal;
determining, by a first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests;
determining, by a first boiler management center, an average wait time to receive the boiler health messages based on the number of the boiler health messages;
if the determined average waiting time is greater than the threshold time, sending a transmission congestion trigger message to the Internet of things terminal by the first boiler management center;
after receiving the transmission congestion trigger message, sensing a second boiler management center different from the first boiler management center by the terminal of the internet of things, wherein the first boiler management center and the second boiler management center work on different frequencies;
if the second boiler management center is sensed, the internet of things terminal sends a boiler operation state message transmission request to the second boiler management center;
determining, by a second boiler management center, a number of boiler health messages currently to be sent to the second boiler management center based on the number of received boiler health message transmission requests;
determining, by a second boiler management center, a second average wait time to receive the boiler health messages based on the number of the boiler health messages;
if the determined second average waiting time is less than the threshold time, sending a boiler operation condition message transmission permission message to the Internet of things terminal by the second boiler management center; and
transmitting, by the internet of things terminal, the boiler operation condition message to the second boiler management center after receiving the boiler operation condition message transmission permission message,
the boiler monitoring method based on the Internet of things for the intelligent plant comprises the following steps:
sending, by a second boiler management center, a transmission congestion message to the first boiler management center if the determined second average latency is greater than a threshold time;
determining, by a first boiler management center, a number of the boiler operating condition messages allowed to be sent based on the average wait time after receiving the transport congestion message;
randomly selecting, by a first boiler management center, a plurality of terminals of the internet of things based on the number of the boiler operation condition messages allowed to be sent;
transmitting, by the first boiler management center, a boiler operation status message transmission permission message to a plurality of randomly selected internet of things terminals,
the boiler monitoring method based on the Internet of things for the intelligent plant comprises the following steps:
after sending a boiler operation condition message transmission permission message to a plurality of randomly selected internet of things terminals, sending random waiting instructions to a plurality of unselected internet of things terminals by a first boiler management center, wherein the waiting time instructions contained in the random waiting instructions received by each unselected internet of things terminal are different;
after receiving the random waiting indication, sending a boiler operation condition message transmission request to the first boiler management center again after waiting time by the unselected plurality of terminals of the internet of things based on the waiting time indication contained in the random waiting indication,
the boiler monitoring method based on the Internet of things for the intelligent plant comprises the following steps:
sending, by a first boiler management center, a candidate boiler management center list to the internet of things terminal before receiving the boiler operation status message transmission request, wherein the candidate boiler management center list at least includes location information of a plurality of boiler management centers different from the first boiler management center and information of frequencies at which the plurality of boiler management centers different from the first boiler management center operate,
the boiler monitoring method based on the Internet of things for the intelligent plant comprises the following steps:
after the list of the boiler management centers to be selected is received, determining, by the terminal of the internet of things, boiler management centers capable of communicating with the terminal of the internet of things based on position information of a plurality of boiler management centers different from the first boiler management center and the current position of the terminal of the internet of things;
and sensing a boiler management center capable of communicating with the terminal of the Internet of things.
2. The utility model provides a boiler monitoring devices based on thing networking for intelligent factory which characterized in that: the boiler monitoring device based on the Internet of things for the intelligent factory comprises:
the unit is used for monitoring the operating condition of the boiler by the terminal of the Internet of things;
the boiler operation state information transmission unit is used for transmitting a boiler operation state information transmission request to the first boiler management center through the terminal of the Internet of things;
means for determining, by a first boiler management center, a number of boiler health messages currently to be sent to the first boiler management center based on the number of received boiler health message transmission requests;
means for determining, by a first boiler management center, an average latency for receiving the boiler health messages based on the number of the boiler health messages;
means for sending, by a first boiler management center, a transport congestion trigger message to the Internet of things terminal if the determined average wait time is greater than a threshold time;
means for, after receiving the transport congestion trigger message, sensing, by an internet of things terminal, a second boiler management center different from the first boiler management center, wherein the first boiler management center and the second boiler management center operate at different frequencies;
a unit for sending a boiler operation status message transmission request to a second boiler management center by the terminal of the internet of things if the second boiler management center is sensed;
means for determining, by a second boiler management center, a number of boiler health messages currently to be sent to the second boiler management center based on the number of received boiler health message transmission requests;
means for determining, by a second boiler management center, a second average wait time for receiving the boiler health messages based on the number of the boiler health messages;
means for sending, by a second boiler management center, a boiler operation status message transmission grant message to the Internet of things terminal if the determined second average latency is less than a threshold time; and
means for transmitting, by the IOT terminal, the boiler operation condition message to the second boiler management center after receiving the boiler operation condition message transmission permission message,
the boiler monitoring device based on the Internet of things for the intelligent factory comprises:
means for sending, by a second boiler management center, a transport congestion message to the first boiler management center if the determined second average latency is greater than a threshold time;
means for determining, by a first boiler management center, a number of the boiler operating condition messages allowed to be sent based on the average wait time after receiving the transport congestion message;
means for randomly selecting, by a first boiler management center, a plurality of Internet of things terminals based on the number of the boiler operating condition messages allowed to be sent;
means for sending, by the first boiler management center, a boiler operation status message transmission permission message to a plurality of randomly selected Internet of things terminals,
the boiler monitoring device based on the Internet of things for the intelligent factory comprises:
a unit for sending a random waiting instruction to a plurality of internet of things terminals which are not selected by a first boiler management center after sending a boiler operation condition message transmission permission message to the plurality of internet of things terminals which are randomly selected, wherein the waiting time instructions contained in the random waiting instruction received by each of the plurality of internet of things terminals which are not selected are different;
means for transmitting, by the plurality of internet of things terminals that are not selected, a boiler operation status message transmission request to the first boiler management center again after waiting time based on a waiting time indication included in the random waiting indication after receiving the random waiting indication,
the boiler monitoring device based on the Internet of things for the intelligent factory comprises:
a unit for sending, by a first boiler management center, a list of candidate boiler management centers to the internet of things terminal before receiving the boiler operation status message transmission request, wherein the list of candidate boiler management centers at least includes location information of a plurality of boiler management centers different from the first boiler management center and information of frequencies on which the plurality of boiler management centers different from the first boiler management center operate,
the boiler monitoring device based on the Internet of things for the intelligent factory comprises:
after receiving the list of boiler management centers to be selected, determining, by the internet of things terminal, a boiler management center capable of communicating with the internet of things terminal based on the position information of a plurality of boiler management centers different from the first boiler management center and the current position of the internet of things terminal;
and the unit is used for sensing a boiler management center capable of communicating with the terminal of the Internet of things by the terminal of the Internet of things.
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