CN110958238A - Cloud platform processing system for efficient refrigerating station - Google Patents
Cloud platform processing system for efficient refrigerating station Download PDFInfo
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- CN110958238A CN110958238A CN201911173503.8A CN201911173503A CN110958238A CN 110958238 A CN110958238 A CN 110958238A CN 201911173503 A CN201911173503 A CN 201911173503A CN 110958238 A CN110958238 A CN 110958238A
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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
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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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
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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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
- H04L67/14—Session management
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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
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
- H04L69/162—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields involving adaptations of sockets based mechanisms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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Abstract
The invention discloses a cloud platform processing system for a high-efficiency freezing station, which belongs to the technical field of freezing stations, wherein a remote control mobile terminal is connected with a cloud platform server through signal transmission of a base station by 4G network technology, control processing signals of field execution equipment and field instruments are collected by a signal collection module, the collected signals are transmitted to a PLC (programmable logic controller), the PLC is electrically and bidirectionally connected with a DTU (data terminal Unit) module, the output end of the PLC is electrically connected with a frequency converter group, the output end of the frequency converter group is respectively electrically connected with a freezing water pump and a water chilling unit, and the PLC is electrically and bidirectionally connected with a communication expansion module. The flexibility of the processing system of the refrigeration station is improved.
Description
Technical Field
The invention relates to the technical field of refrigeration stations, in particular to a cloud platform processing system for an efficient refrigeration station.
Background
At present, with the increasing significance of social informatization, various data centers have become economic infrastructures like transportation and energy, and the physical infrastructures of the data centers are the foundation on which information technology and telecommunication networks are based. The data center refrigerating station is a main cold source of a data machine room, and therefore the importance of the automatic control system of the data center refrigerating station is self-evident.
The freezing station is an integral body mainly composed of equipment materials such as a water chilling unit, a freezing water pump, a cooling tower, constant-pressure water supplementing and treating equipment, a water distributing and collecting device, a pipeline, a valve, a cable, a bridge frame and the like, and is essentially a system engineering.
The existing refrigerating station processing and management system is poor in flexibility and high in production and operation cost, and managers cannot efficiently manage the site of a refrigerating station at any time and any place.
Disclosure of Invention
The invention aims to provide a cloud platform processing system for a high-efficiency refrigerating station, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a cloud platform processing system for a high-efficiency refrigerating station comprises a remote control mobile terminal, wherein the remote control mobile terminal is connected with a cloud platform server through signal transmission of a 4G network technology and a base station, the cloud platform server is connected with a refrigerating station site through signal transmission of the 4G network technology and the base station and data signal connection is realized, the refrigerating station site is provided with a site execution device and a site instrument, control processing signals of the site execution device and the site instrument are collected by a signal collection module, the collected signals are transmitted to a PLC controller, the PLC controller is electrically connected with a DTU module in a two-way mode, the input end of the PLC controller is electrically connected with a digital-analog combination module, the input end of the digital-analog combination module is electrically connected with a liquid level sensor, a temperature sensor and a flow sensor respectively, and the output end of the PLC controller is electrically connected with a frequency converter group, the output end of the frequency converter group is respectively electrically connected with the chilled water pump and the water chilling unit, the PLC is electrically and bidirectionally connected with the communication expansion module, the communication expansion module is electrically and bidirectionally connected with the DTU module, the communication expansion module is electrically and bidirectionally connected with the touch screen, and the output end of the PLC is electrically connected with other execution equipment.
Further, the DTU module has a server, and the server operates according to the following procedure: (1) invoking Startup to initialize a cloud platform server; (2) calling a socket to create a new monitoring socket; (3) calling blind to designate a communication object for a monitoring socket; (4) calling listen to set a waiting connection state; (5) calling an accept to receive connection and generating a session socket; (6) calling send and recv to carry out conversation; (7) the closesocket is invoked to close the socket.
Further, the remote monitoring mobile terminal is provided with a client, and the client operates according to the following procedures: (1) invoking Startup to initialize a cloud platform server; (2) calling a socket to create a new session socket; (3) calling connection and Sever end connection; (4) calling send and recv to carry out conversation; (5) the closesocket is invoked to close the socket.
Furthermore, the DTU module comprises a CPU, the CPU and the wireless communication module are used for transmitting control signals and internal IO, the CPU is electrically connected with the power module, an external expansion interface, a JTAG interface and RS485/232 are arranged on the CPU, and the CPU is electrically connected with the internal storage module.
Furthermore, the signal acquisition module adopts an analog-to-digital conversion combination consisting of an XC-E8X digital quantity acquisition module and an XCL-E4AD2DA analog quantity acquisition module, and the touch screen adopts an MCGS touch screen model.
Furthermore, the remote monitoring mobile terminal is a smart phone, a 4G module is arranged in the smart phone and used for accessing and receiving field data, and a communication protocol is established between the remote monitoring mobile terminal and the DTU.
Furthermore, the PLC controller is a controller with a CPU-XC3-32T-E model.
Compared with the prior art, the invention has the beneficial effects that: the invention is based on a cloud platform server, designs a PLC (programmable logic controller), field execution equipment, field instruments and meters, a remote mobile terminal and the like in a networking, digitalization and informatization idea, and is oriented to communication connection of different objects, so that data resources among different objects can be rapidly acquired, centrally stored and shared, a remote monitoring refrigeration station processing automatic control system is realized, workers can carry out real-time and efficient monitoring management on a refrigeration station processing system field at any time and any place, the problems of poor flexibility and high production and operation cost of the original refrigeration station processing system are solved, and normal, stable and efficient work can be carried out in actual occasions.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a block diagram of the control of the freezer apparatus of the present invention;
FIG. 3 is a schematic flow chart of a server according to the present invention;
fig. 4 is a schematic flow chart of the client according to the present invention.
In the figure: 1. a PLC controller; 2. a digital-analog combination module; 3. a liquid level sensor; 4. a temperature sensor; 5. a flow sensor; 6. a frequency converter group; 7. a chilled water pump; 8. a water chilling unit; 9. a communication expansion module; 10. a touch screen; 11. a DTU module; 12. other execution devices.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a cloud platform processing system for a high-efficiency refrigerating station, which is characterized in that a remote monitoring refrigerating station processing automatic control system is realized based on a cloud platform server, so that workers can perform real-time and high-efficiency monitoring management on a refrigerating station processing system site anytime and anywhere, and the flexibility of the refrigerating station processing system is improved;
referring to fig. 1, the remote control mobile terminal is connected to a cloud platform server through signal transmission of a base station by a 4G network technology, the cloud platform server is connected to a refrigeration station on-site through signal transmission of the base station by the 4G network technology, the refrigeration station is equipped with on-site execution equipment and on-site instrumentation on-site, control processing signals of the on-site execution equipment and the on-site instrumentation are collected by a signal collection module, firstly, a PLC is responsible for collecting analog signals of an on-site instrumentation and the like in real time, control and parameter adjustment of relevant equipment are realized by programming of a PLC internal program, and data collected by the PLC is quickly and accurately sent to the cloud platform server through an internal wireless module thereof by means of a network device 4 GDTU;
referring to fig. 2, the acquired signals are transmitted to a PLC controller 1, the PLC controller 1 is electrically connected to a DTU module 11 in a bidirectional manner, an input end of the PLC controller 1 is electrically connected to a digital analog combining module 2, an input end of the digital analog combining module 2 is electrically connected to a liquid level sensor 3, a temperature sensor 4 and a flow sensor 5 respectively, so as to acquire liquid level data, temperature data and flow data of liquid in the refrigeration station in real time, and the digital analog combining module performs information filtering and signal amplification processing on the acquired data signals, so that the PLC controller 1 finally obtains sensor-acquired signal digital quantities that can be recognized by itself;
referring to fig. 2, the output end of the PLC controller 1 is electrically connected to the frequency converter group 6, and the output end of the frequency converter group 6 is electrically connected to the chilled water pump 7 and the water chiller 8, respectively;
please refer to fig. 2, the PLC controller 1 is electrically connected to the communication expansion module 9 in a two-way manner, the communication expansion module 9 is electrically connected to the DTU module 11 in a two-way manner, the DTU module 11 realizes the human-computer interaction between the operator and the PLC control system in a remote manner, the communication expansion module 9 is electrically connected to the touch screen 10 in a two-way manner, the touch screen 10 realizes the human-computer interaction between the operator and the PLC control system in a field manner, the output end of the PLC controller 1 is electrically connected to other execution devices 12, the touch screen 10 can autonomously acquire data information transmitted by the PLC controller 1, and feeds the data information back to the PLC controller 1 after performing its own internal processing, thereby realizing the debugging and feedback of the system through the operation of the interface and the setting of parameters.
Referring to fig. 3, the DTU module has a server, and the server operates according to the following procedures: (1) invoking Startup to initialize a cloud platform server; (2) calling a socket to create a new monitoring socket; (3) calling blind to designate a communication object for a monitoring socket; (4) calling listen to set a waiting connection state; (5) calling an accept to receive connection and generating a session socket; (6) calling send and recv to carry out conversation; (7) the closesocket is invoked to close the socket.
Referring to fig. 4, the remote monitoring mobile terminal has a client, and the client operates according to the following process: (1) invoking Startup to initialize a cloud platform server; (2) calling a socket to create a new session socket; (3) calling connection and Sever end connection; (4) calling send and recv to carry out conversation; (5) the closesocket is invoked to close the socket.
The DTU module 11 comprises a CPU, the CPU and the wireless communication module carry out transmission of control signals and internal IO, the CPU is electrically connected with the power module, an external expansion interface, a JTAG interface and an RS485/232 are arranged on the CPU, the CPU is electrically connected with the internal storage module, an SIM card activated after the DPU module is powered on enables the whole module to be rapidly connected into a 4G wireless network, the module can obtain a cloud platform server terminal equipment network after system initialization, a loop program of an information communication protocol is integrated in the DTU module 11 on the basis of networking, data are processed, and particularly, the DTU module 11 is powered on, reads serial ports and reads serial parameters stored in a FLASH composition module; if the SIM card is activated, the SIM card autonomously performs 4G network connection, and an operating system forms an IP number related to equipment and prepares for the next wireless data communication; in the process that the remote monitoring mobile terminal and the refrigerating station are processed to form stable communication, the DTU intelligent gateway module is in a starting state in function realization, the DTU intelligent gateway initiates network data communication connection to the cloud platform server, when the two parties are communicated, the cloud platform server is used as a server, the DTU intelligent gateway is used as a client, and the server packs data information transmitted by the client and forwards the data information to the remote monitoring mobile terminal; data information generated by the field control system in the production operation process is transmitted to the DTU intelligent gateway module through a serial port communication protocol to be subjected to data packaging and transmission protocol conversion, and then is transmitted with the remote monitoring mobile terminal through a cloud platform server.
The signal acquisition module adopts an analog-to-digital conversion combination consisting of an XC-E8X digital quantity acquisition module and an XCL-E4AD2DA analog quantity acquisition module, and in order to prevent insufficiency, a communication expansion module 9 is added, and the touch screen 10 adopts an MCGS touch screen model.
The remote monitoring mobile terminal is an intelligent mobile phone, a 4G module is arranged in the intelligent mobile phone and used for accessing and receiving field data, the remote monitoring mobile terminal analyzes and processes the field data through a 4G wireless link, whether the operation condition of the refrigeration station equipment on the monitoring field is normal and orderly is observed, the informatization, the automation and the intellectualization of a processing system are realized, and a communication protocol is established between the remote monitoring mobile terminal and a DTU.
The PLC controller 1 adopts a CPU-XC3-32T-E type controller, and because the instruction function in the running program is complete, the basic function instruction, the advanced function instruction and the special function instruction, the PLC has complete internal hardware base related to the communication function and more external expandable modules, can be compatible and has various communication realization modes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A cloud platform processing system for a high-efficiency freezer station, comprising: including remote control mobile terminal, remote control mobile terminal is connected with the cloud platform server through the signal transmission of 4G network technology and base station, the cloud platform server passes through the signal transmission of 4G network technology and base station and realizes data signal connection with the freezing station scene, the freezing station scene is equipped with and is provided with on-the-spot executive device and on-the-spot instrument and meter, the control processing signal of on-the-spot executive device and on-the-spot instrument and meter is gathered by signal acquisition module, and signal transmission after the collection is to PLC controller (1), PLC controller (1) and DTU module (11) electrical property both way junction, and the input and the digifax of PLC controller (1) are combined module (2) electric connection, the input of digifax combined module (2) respectively with level sensor (3), temperature sensor (4) and flow sensor (5) electric connection, the output and the converter group (6) electric connection of PLC controller (1), the output of converter group (6) respectively with frozen water pump (7) and cooling water set (8) electric connection, module (9) electric property both way junction is extended with the communication to PLC controller (1), module (9) and DTU module (11) electric property both way junction are extended in the communication, just module (9) and touch-sensitive screen (10) electric property both way junction are extended in the communication, the output and other execution equipment (12) electric connection of PLC controller (1).
2. The cloud platform processing system for a high-efficiency freezer station of claim 1, wherein: the DTU module is provided with a server side, and the server side operates according to the following procedures: (1) invoking Startup to initialize a cloud platform server; (2) calling a socket to create a new monitoring socket; (3) calling blind to designate a communication object for a monitoring socket; (4) calling listen to set a waiting connection state; (5) calling an accept to receive connection and generating a session socket; (6) calling send and recv to carry out conversation; (7) the closesocket is invoked to close the socket.
3. The cloud platform processing system for a high-efficiency freezer station of claim 1, wherein: the remote monitoring mobile terminal is provided with a client, and the client operates according to the following procedures: (1) invoking Startup to initialize a cloud platform server; (2) calling a socket to create a new session socket; (3) calling connection and Sever end connection; (4) calling send and recv to carry out conversation; (5) the closesocket is invoked to close the socket.
4. The cloud platform processing system for a high-efficiency freezer station of claim 1, wherein: the DTU module (11) comprises a CPU, the CPU and the wireless communication module are used for transmitting control signals and internal IO, the CPU is electrically connected with the power supply module, an external expansion interface, a JTAG interface and RS485/232 are arranged on the CPU, and the CPU is electrically connected with the internal storage module.
5. The cloud platform processing system for a high-efficiency freezer station of claim 1, wherein: the signal acquisition module adopts an analog-to-digital conversion combination consisting of an XC-E8X digital quantity acquisition module and an XCL-E4AD2DA analog quantity acquisition module, and the touch screen (10) adopts an MCGS touch screen model.
6. The cloud platform processing system for a high-efficiency freezer station of claim 1, wherein: the remote monitoring mobile terminal is an intelligent mobile phone, a 4G module is arranged in the intelligent mobile phone and used for accessing and receiving field data, and a communication protocol is established between the remote monitoring mobile terminal and the DTU.
7. The cloud platform processing system for a high-efficiency freezer station of claim 1, wherein: the PLC controller (1) is a controller with a CPU-XC3-32T-E model.
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| CN201911173503.8A CN110958238A (en) | 2019-11-26 | 2019-11-26 | Cloud platform processing system for efficient refrigerating station |
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| CN201911173503.8A CN110958238A (en) | 2019-11-26 | 2019-11-26 | Cloud platform processing system for efficient refrigerating station |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987634A (en) * | 2020-08-17 | 2020-11-24 | 淮南万泰电子股份有限公司 | Current and voltage monitoring equipment for high-voltage combined frequency converter |
| CN114069846A (en) * | 2021-10-28 | 2022-02-18 | 北京中煤矿山工程有限公司 | Freezing station wireless monitoring system established based on monitoring node with self-contained power supply |
| CN114415587A (en) * | 2022-01-20 | 2022-04-29 | 中国科学院上海高等研究院 | Adiabatic vacuum data acquisition control system and method for test station |
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