CN112398950B - Cold chain equipment operation and maintenance management and control system and method - Google Patents
Cold chain equipment operation and maintenance management and control system and method Download PDFInfo
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Abstract
The invention discloses a cold chain equipment operation and maintenance management and control system and a method, wherein the system comprises a terminal information element, a wireless repeater, a cloud platform system and a viewing terminal; and butting a terminal information element reflecting the operation information of the cold-chain equipment with a cloud server through a wireless repeater, and establishing a link between the terminal information element and a corresponding model in the cloud model. According to the invention, the terminal information element reflecting the cold chain equipment is connected to the cloud platform system in the wireless transparent transmission direction, the cloud platform system is provided with the cloud model corresponding to the cold chain equipment, the data of the terminal information element is transmitted to the cloud platform system and displayed on the cloud model, and managers can log in the cloud platform system through other terminals to check the running information of the cold chain equipment in real time, so that the operation is more convenient and visual.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment monitoring, in particular to a cold chain equipment operation and maintenance management and control system and method.
Background
The refrigeration system is characterized in that a relatively complete cold chain system is usually provided for some fresh food industries and used for guaranteeing food safety, a plurality of refrigeration houses are arranged in a factory area and used for storing food, a large number of refrigeration devices are also arranged in the refrigeration houses, the devices generally control the operation of the refrigeration devices through PLC (programmable logic controller) devices, and in order to ensure the normal operation of the refrigeration devices, the operation parameters of the refrigeration devices generally need to be monitored. The existing cold chain equipment operation and maintenance management and control system is generally in a local area network form, namely, the cold chain equipment operation and maintenance management and control system is generally connected in a wired mode, monitoring is carried out in a factory area, and a special monitoring room is arranged, so that the one-line management personnel can timely check the running state of equipment, but cannot directly acquire the running state of the equipment as a leader hierarchy, and the other one is that the management personnel cannot check the running state of the equipment in real time.
In the mode of internal local area network monitoring, when a refrigeration equipment manufacturer needs to update the control PLC of the used equipment, the control PLC can only be updated on site, and the business trip cost is increased.
Disclosure of Invention
The invention aims to overcome the defects, provides a cold chain equipment operation control system, enables managers to check the operation shape of the refrigeration equipment at any time and any place, updates a control program of the refrigeration equipment in a remote mode, and also provides a cold chain equipment operation control method based on the cold chain equipment operation control system.
The technical scheme adopted by the invention is as follows:
the utility model provides a cold chain equipment operation and maintenance management and control system, includes terminal information element, wireless repeater, cloud platform system and looks over the terminal, wherein:
the terminal information element is used for uploading the operation information of the cold-chain equipment to the cloud platform system through the wireless repeater in a wired/wireless mode and receiving instruction information sent by the isomorphic wireless repeater of the cloud platform system;
the wireless repeater is used for networking the terminal information element to the cloud platform system in a wireless mode;
the cloud platform system is used for building a cloud model matched with the cold chain equipment, receiving operation information sent by the terminal information element through the wireless repeater and displaying the operation information on the cloud model, and is also used for sending instruction information to the terminal information element through the wireless repeater;
the check terminal is used for logging in the cloud platform system in a wired/wireless mode to check the cloud model reflecting the running state of the cold-chain equipment and sending an instruction to the cloud platform system.
As a further optimization of the system, the cloud platform system comprises a cloud server and an operation platform, wherein a lightweight basic model constructed based on a hree.js engine is stored in the cloud server, the cloud model is built through the basic model and a newly-built model element based on a WebGL tool, the cloud model is a dynamic model, and the built cloud model is stored in the cloud server.
As a further optimization of the system, a rule definition table is associated in a cloud model of the cloud server, and when a terminal information element changes, data sent by the terminal information element is linked with a model element added in the cloud model in a fuzzy search mode in the rule definition table.
As a further optimization of the system, the terminal information element comprises a PLC (programmable logic controller), a sensor and a video collector, a serial server is arranged between the terminal information element and the wireless repeater, and the serial server is used for changing the serial protocol of each terminal information element into a universal protocol for sending.
As a further optimization of the system, the wireless repeater is built based on a TCP/IP protocol, and the communication protocol of the wireless repeater comprises one or a combination of 4G and 5G, WIFI.
As a further optimization of the system of the invention, the viewing terminal comprises a wired terminal and/or a wireless mobile terminal, and the viewing terminal can define different operation rights.
The invention also provides a cold chain equipment operation and maintenance control method, which comprises the following steps:
s1, constructing a cloud model matched with the actual cold chain equipment in the cloud server through a WebGL tool;
s2, butting a terminal information element reflecting the operation information of the cold-chain equipment with a cloud server through a wireless repeater, and establishing a link between the terminal information element and a corresponding model in the cloud model;
s3, logging in a cloud service platform through a Web browser through a viewing terminal to view real-time running data of the cold-chain equipment;
as a further optimization of the method, in step S1 of the present invention, a lightweight base model is defined in the cloud server by a three.js engine, and a cloud model is built by adding the base models one by one in the control interface.
As a further optimization of the method of the present invention, in step S2 of the present invention, the terminal information element transmits the operation information of the cold-chain device to the relay in a wired/wireless manner, and the wireless relay interfaces with the cloud platform through a TCP/IP protocol.
As a further optimization of the method of the present invention, in step S2 of the present invention, a rule definition table is associated in the cloud model, a data tag exists in the operation data sent by the cold-chain device, and the rule definition table groups the transmitted operation data by extracting individual data in the data tag, and automatically matches the newly added cold-chain device with the transmitted data.
The invention has the following advantages:
1. according to the invention, the terminal information element reflecting the cold chain equipment is connected to the cloud platform system in the wireless transparent transmission direction, the cloud platform system is provided with the cloud model corresponding to the cold chain equipment, the data of the terminal information element is transmitted to the cloud platform system and displayed on the cloud model, and managers can log in the cloud platform system through other terminals to check the running information of the cold chain equipment in real time, so that the operation is more convenient and visual;
2. according to the invention, the cold chain equipment is connected to the cloud platform system based on the Internet of things architecture, so that the terminal can master the running information and the production parameters of the equipment in real time through the cloud platform system, and can update the PLC control program of the cold chain equipment in a remote manner, thereby improving the mode that the PLC needs to be updated on site in the traditional mode, and reducing the labor expenditure.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a schematic diagram of the present invention.
Detailed Description
The present invention is further described in the following with reference to the drawings and the specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention, and the embodiments and the technical features of the embodiments can be combined with each other without conflict.
It is to be understood that the terms first, second, and the like in the description of the embodiments of the invention are used for distinguishing between the descriptions and not necessarily for describing a sequential or chronological order. The "plurality" in the embodiment of the present invention means two or more.
The term "and/or" in the embodiment of the present invention is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, B exists alone, and A and B exist at the same time. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
The embodiment provides a cold chain equipment operation and maintenance management and control system, be arranged in the storage base to living bright class food, be arranged in monitoring storage base in every storehouse all refrigeration plant's refrigeration state, refrigeration plant in the storehouse generally includes the compressor, the evaporimeter, the condenser, the fan, the solenoid valve of pipeline and switching pipeline, and detect the environment in the storehouse through a plurality of sensors and video monitoring, like temperature sensor, humidity transducer, be used in the flow sensor in the pipeline, pressure sensor among the equipment and so on, generally above-mentioned refrigeration plant carry out state control through the PLC controller, this embodiment is based on thing networking framework, the access to the cloud platform of cold chain equipment in the storehouse will be monitored, other terminals log in the cloud platform can look over all refrigeration plant's running state anytime and anywhere. Specifically, the operation and maintenance management and control system of this embodiment includes a terminal information element, a wireless repeater, a cloud platform system and a viewing terminal, wherein:
the terminal information element is used for transmitting the operation information of the cold-chain equipment to the wireless repeater in a wired/wireless way and receiving the command information returned by the wireless repeater; based on the above description, the compressor, the evaporator, the condenser, the fan, the electromagnetic valve, etc. in the refrigeration equipment are generally closed by the contactor control and the rotation speed is controlled by the inverter, since the electrical switches are generally controlled by the PLC controller, the terminal information element includes the PLC controller, the sensor, the video collector, etc., and the PLC controller is not only a control element, but also a terminal information element for responding to the operation information of the equipment, and performs information interaction with the wireless repeater.
And a serial server is arranged between the terminal information elements and the wireless repeater and is used for changing the serial protocol of each terminal information element into a universal protocol for sending and unifying data transmission protocols among different brands.
The terminal information elements can be connected in an internet of things wireless protocol mode, such as LoRa, NB-IOT, Zigbee and the like, and can also be connected with the wireless repeater in a wired mode, and the specific connection mode can be selected preferentially according to the use scene and the arrangement condition of the terminal information elements.
The wireless repeater is used for transmitting the collected operation data of the cold chain equipment to the cloud platform system in a wireless mode and receiving feedback information of the cloud platform system, the wireless repeater is built based on a TCP/IP protocol, and the communication protocol of the wireless repeater comprises one or a combination of 4G and 5G, WIFI. And the terminal information element and the cloud platform information are interacted in the wireless repeater in a wireless transparent transmission mode.
The cloud platform system is used for building a cloud model matched with the cold chain equipment, receiving operation information sent by the wireless repeater and displaying the state of the operation information on the cloud model, and the cloud platform system information is also used for sending instruction information to the terminal information element through the wireless repeater;
the cloud platform system comprises a cloud server and a control platform, wherein a lightweight base model is built through a three.js engine by a cloud model in the cloud platform system, and the building of the cloud model is carried out through the base model and a newly-built base model by a WebGL tool. The method is used for building a model on an operation platform through a new model task, building a model on an operation interface, and drawing a manual model on the interface built by the model, in the process of model development of the embodiment, in order to facilitate the use of a user, a developer embeds some light-weight common basic models such as pipelines, fans, compressors, condensers, evaporators and the like in a three.js engine, and under the support of the basic models, if no other requirements exist, the building speed of a cloud model can be greatly improved by the user through selecting a mode of inserting the basic models into the operation interface, the built model of the operation interface supports copying, cold chain equipment among different storehouses is the same or similar in the building process, so that after the cloud model of one storehouse is built, the model structure of the other storehouse can be directly obtained through copying, and fine modification is carried out on the structure, the efficiency is improved. And the high in the clouds model of setting up shows for the developments, if show that the fan is in operating condition, fan subassembly in the high in the clouds model also is in the rotation state, when showing the break-make of pipeline, rivers or the distinguished with not communicating the pipeline that rivers or wind current pass through in the simulation pipeline, more directly perceived when looking over.
After the cloud model is built, in order to enable the cloud model to dynamically reflect the dynamic information of the cold chain device, the cold chain device needs to be associated and matched with a corresponding model element on the cloud model, but since the number of the cold chain devices is large, the association work is tedious work, and data tags for sending each piece of information need to be confirmed one by one, and the data tags are associated, in order to solve the tedious work, in the embodiment, a rule definition table is associated in the cloud model of the cloud server, each piece of cold chain device information has a unique data tag in the data sending process, and the data tags have certain rules, for example, the first bit of the data tag in the data of all the cold chain devices represents the device type, the second bit represents the installed warehouse, the third bit represents the brand and the meaning of the subsequent digital representation, for example, the first bit of the data tag in the data of the fan is "1", the first bit of the data tag in the data of the solenoid valve is "2", and the like, although the meaning of the digital representation in the data tag is only enumeration, it should be specifically configured by analyzing the meaning of the digital representation in the data tag, and making a rule definition table, which is equivalent to a classification table, when the operation data of an unassociated cold chain device is transmitted, the automatic matching with the model element in the cloud model is realized by identifying the meaning of each digital representation in the data tag, of course, the matching of the data in the above process is a fuzzy retrieval mode, if there is a matching item, the automatic matching can be realized, if there are multiple matching items, such as at the initial stage of system construction, the manual confirmation and selection are also required.
The checking terminal is used for logging in the cloud platform in a wired/wireless mode to construct and checking the cloud model and the running state of each cold chain device on the cloud model. The viewing terminal comprises a wired terminal and/or a wireless mobile terminal. The cloud platform system of this embodiment adopts standard Web technique, adopts HTML plus CSS plus Javascript's development combination form, and this high in the clouds model is stored in the cloud ware, makes high in the clouds model modify and look over on Web browser, need not any installation plug-in support, looks over the terminal and can log in the running information of the cold chain equipment in the cloud platform system looks over the high in the clouds model anywhere, and the mode of looking over through the high in the clouds model is more directly perceived convenient. In addition, when the system finds that the cold chain equipment has faults, the system can send an alarm like a checking terminal.
The cloud platform of this embodiment connects the PLC controller of cold chain equipment through wireless repeater, can calculate the power consumption of analysis entire system through the running state, can promote the control to the power consumption.
Besides monitoring the running state of the cold chain equipment, the viewing terminal can also update the PLC program for controlling the cold chain equipment through the connection between the cloud platform system and the cold chain equipment, and the steps comprise:
logging in a cloud platform system, and acquiring a Session ID of equipment of a PLC program to be updated and an address of a data server of the equipment; a 64-bit random number is used as the Session ID, and a unique certificate is distributed to the equipment in the cloud server;
establishing a link between the check terminal and the equipment through the Session ID, wherein the check terminal is preferably a computer terminal;
and thirdly, after the PLC of the equipment is connected to the computer terminal through the equipment address, the RCCOM3 software is installed on the computer terminal to remotely update the PLC of the equipment.
According to the above operation and maintenance control system for cold chain equipment, this embodiment further provides an operation and maintenance control method for cold chain equipment, including the following steps:
s1, a cloud model matched with actual cold chain equipment is built in the cloud server through a WebGL tool, a lightweight basic model is defined in the cloud server through a three.js engine, and the whole cloud model is built by adding the basic models one by one in an operation interface;
s2, butting a terminal information element reflecting the operation information of the cold-chain equipment with a cloud server through a wireless repeater, and establishing a link between the terminal information element and a corresponding model element in the cloud model; the method comprises the steps that a terminal information element transmits operation information of cold chain equipment to a repeater in a wired/wireless mode, the wireless repeater is in butt joint with a cloud platform through a TCP/IP protocol, a rule definition table is associated in a cloud model, a data tag exists in operation data sent by the cold chain equipment, individual data in the data tag are extracted from the rule definition table, the operation data sent by the cold chain equipment are grouped, and the newly added cold chain equipment and the data sent by the cold chain equipment are automatically matched;
and S3, logging in a Web browser on the viewing terminal to log in a cloud service platform to view the real-time running data of the cold-chain equipment, and controlling the running state of the cold-chain equipment through the viewing terminal.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (8)
1. The utility model provides a cold chain equipment operation and maintenance management and control system which characterized in that: including terminal information element, wireless repeater, cloud platform system and viewing terminal, wherein:
the terminal information element is used for uploading the operation information of the cold-chain equipment to the cloud platform system through the wireless repeater in a wired/wireless mode and receiving instruction information sent by the isomorphic wireless repeater of the cloud platform system;
the wireless repeater is used for networking the terminal information element to the cloud platform system in a wireless mode;
the cloud platform system comprises a cloud server and an operation and control platform, the cloud platform system is used for building a cloud model matched with the cold chain equipment, receiving operation information sent by the terminal information element through the wireless repeater and displaying the operation information on the cloud model, and the cloud platform system is also used for sending instruction information to the terminal information element through the wireless repeater; a rule definition table is associated in a cloud model of the cloud server, a data tag exists in running data sent by cold chain equipment, individual data in the data tag is extracted in the rule definition table, the running data sent by the cold chain equipment is grouped, and the newly added cold chain equipment is automatically matched with the data sent by the cold chain equipment;
the check terminal is used for logging in the cloud platform system in a wired/wireless mode to check the cloud model reflecting the running state of the cold-chain equipment and sending an instruction to the cloud platform system.
2. The operation and maintenance management and control system for the cold-chain equipment according to claim 1, wherein: the cloud server stores a lightweight basic model constructed based on a three.js engine, the cloud model is constructed based on a WebGL tool through the basic model and a newly-built model element, the cloud model is a dynamic model, and the constructed cloud model is stored in the cloud server.
3. The operation and maintenance management and control system for the cold-chain equipment according to claim 1, wherein: the terminal information element comprises a PLC (programmable logic controller), a sensor and a video collector, a serial server is arranged between the terminal information element and the wireless repeater, and the serial server is used for changing the serial protocol of each terminal information element into a universal protocol to send.
4. The operation and maintenance management and control system for the cold-chain equipment according to claim 1, wherein: the wireless repeater is built based on a TCP/IP protocol, and the communication protocol of the wireless repeater comprises one or a combination of 4G and 5G, WIFI.
5. The operation and maintenance management and control system for the cold-chain equipment according to claim 3, wherein: the viewing terminal comprises a wired terminal and/or a wireless mobile terminal, and different operation authorities can be defined by the viewing terminal.
6. A cold chain equipment operation and maintenance control method is characterized by comprising the following steps: the method comprises the following steps:
s1, constructing a cloud model matched with the actual cold chain equipment in the cloud server through a WebGL tool;
s2, butting a terminal information element reflecting the operation information of the cold-chain equipment with a cloud server through a wireless repeater, and establishing a link between the terminal information element and a corresponding model in the cloud model;
in step S2, a rule definition table is associated with the cloud model, a data tag exists in the running data sent by the cold chain device, and the rule definition table groups the running data transmitted by extracting individual data in the data tag, and automatically matches the newly added cold chain device with the data transmitted by the cold chain device;
and S3, logging in a cloud service platform through a Web browser through the viewing terminal to view the real-time running data of the cold-chain equipment.
7. The operation and maintenance control method for the cold chain equipment according to claim 6, wherein the method comprises the following steps: in step S1, a lightweight base model is defined by a three.js engine in the cloud server, and a cloud model is built by adding the base models one by one in the control interface.
8. The operation and maintenance control method for the cold chain equipment according to claim 6, wherein the method comprises the following steps: in step S2, the terminal information element transmits the operation information of the cold-chain device to the relay in a wired/wireless manner, and the wireless relay interfaces with the cloud platform through a TCP/IP protocol.
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| WO2017182363A1 (en) * | 2016-04-21 | 2017-10-26 | Philips Lighting Holding B.V. | Systems and methods for registering and localizing building servers for cloud-based monitoring and control of physical environments |
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| CN110708354A (en) * | 2019-09-03 | 2020-01-17 | 杭州第九区科技有限公司 | Cloud server-based equipment monitoring system and application method thereof |
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