CN218512831U - Membrane washing control system based on Internet of things - Google Patents
Membrane washing control system based on Internet of things Download PDFInfo
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- CN218512831U CN218512831U CN202222989564.5U CN202222989564U CN218512831U CN 218512831 U CN218512831 U CN 218512831U CN 202222989564 U CN202222989564 U CN 202222989564U CN 218512831 U CN218512831 U CN 218512831U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model discloses a membrane washing control system based on the Internet of things, which comprises a local detecting instrument and a control system, wherein the local detecting instrument is used for detecting real-time working condition signals in a membrane washing device and comprises at least one of a temperature signal acquisition element, a pressure signal acquisition element, a flow signal acquisition element, a liquid level signal acquisition element and an analysis instrument signal acquisition element; the signal input end of the local DCS distributed control system is in communication connection with the local detection instrument in a hard wiring mode; the local execution instrument is in communication connection with a first signal output end of the local DCS distributed control system and comprises at least one of a pneumatic switch valve, a pneumatic regulating valve and a centrifugal pump; the remote server is in communication connection with a second signal output end of the local DCS distributed control system through a network; and the remote upper computer is in communication connection with the remote server through a network. The utility model discloses can realize the long-range accurate control of membrane washing system based on internet of things.
Description
Technical Field
The utility model relates to a membrane washing control technology field, in particular to membrane washing control system based on thing networking.
Background
The membrane washing technology is widely applied to a plurality of fields such as chemical industry, medicine, food, environmental protection and the like in industrial production, and can generate equal or greater economic benefits and social benefits under the condition of greatly reducing material consumption.
Most of traditional membrane washing control systems are controlled on site, and the main control method is that operators read data of on-site instruments on site and operate corresponding valves, pipelines and corresponding equipment according to operating procedures, so that the preset process control target is realized. There is also a relatively wide application market space in small-scale membrane washing devices and in membrane washing devices with relatively low control requirements, but with the growing increase in production scale, growing in control requirements, and growing in fine management and after-sales cost control, the demand for remote control based on the internet of things technology is rapidly expanding.
Therefore, a membrane washing control system based on the internet of things is needed at present, and the remote accurate control of the membrane washing system is realized.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that the present membrane washing system who lacks long-range accurate control, the utility model provides a membrane washing control system based on thing networking, specific technical scheme is as follows:
the utility model provides a membrane washing control system based on thing networking, include:
the local detection instrument is used for detecting real-time working condition signals in the membrane washing device and comprises at least one of a temperature signal acquisition element, a pressure signal acquisition element, a flow signal acquisition element, a liquid level signal acquisition element and an analysis instrument signal acquisition element;
the signal input end of the local DCS distributed control system is in communication connection with the local detection instrument in a hard wiring mode;
the local execution instrument is in communication connection with a first signal output end of the local DCS distributed control system and comprises at least one of a pneumatic switch valve, a pneumatic regulating valve and a centrifugal pump;
the remote server is in communication connection with a second signal output end of the local DCS distributed control system through a network;
and the remote upper computer is in communication connection with the remote server through a network.
In some embodiments, the temperature signal acquisition element comprises a Pt100 three wire thermal resistor.
In some embodiments, the pressure signal acquisition element comprises a two-wire pressure transmitter;
the flow signal acquisition element comprises a four-wire electromagnetic flowmeter;
the liquid level signal acquisition element comprises a radar liquid level meter;
the analytical instrument signal acquisition element comprises an online pH meter.
In some embodiments, the Pt100 three-wire thermal resistor is in signal communication with a signal input of the local DCS distributed control system using a Pt100 graduated resistor.
In some embodiments, the two-wire system pressure transmitter, the four-wire system electromagnetic flow meter, the radar level gauge and the on-line pH meter are in communication transmission with a signal input of the local DCS distributed control system by using 4 to 20 milliamp current signals.
In some embodiments, the local DCS distributed control system further comprises a mobile network interface;
the remote server further comprises a network cable interface;
the local DCS distributed control system and the remote server are provided with network firewalls;
the local DCS distributed control system is in communication connection with the remote server through a VPN virtual private network.
In some embodiments, the local DCS distributed control system further comprises a gatekeeper.
In some embodiments, the local DCS distributed control system further comprises an HMI human machine interface comprising at least one of a display, a keyboard, a mouse, a printer, and a voice box.
In some embodiments, the HMI human-machine interface, the signal input of the local DCS distributed control system, the first signal output of the local DCS distributed control system, the second signal output of the local DCS distributed control system, and the controller of the local DCS distributed control system are communicatively connected via a local area network.
In some embodiments, the remote upper computer is internally provided with a browser, and the remote upper computer logs in a website of the remote server through the built-in browser to be in communication connection with the remote server.
The utility model provides a membrane washing control system based on thing networking, the technological effect as follows:
the communication connection of a local detection instrument, a local execution instrument, a local DCS distributed control system, a remote server and a remote upper computer in the membrane washing system is established according to the Internet of things technology, so that a user can remotely check the real-time working condition information of the membrane washing system, and remotely change the execution instrument in the membrane washing system through the upper computer to change the control information of the membrane washing system, thereby realizing the remote accurate control of the membrane washing system.
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 for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.
Fig. 1 is the utility model discloses membrane washing control system's based on thing networking structure example picture.
The reference numbers in the figures: the system comprises a local detection instrument-100, a temperature signal acquisition element-110, a pressure signal acquisition element-120, a flow signal acquisition element-130, a liquid level signal acquisition element-140, an analysis instrument signal acquisition element-150, a local DCS distributed control system-200, a local execution instrument-300, a pneumatic switch valve-310, a pneumatic adjusting valve-320, a centrifugal pump-330, a remote server-400 and a remote upper computer-500.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically depicted, or only one of them is labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
The utility model discloses an embodiment, as shown in FIG. 1, the utility model provides a membrane washing control system based on thing networking, including local detecting instrument 100, local DCS distributed control system 200, local execution instrument 300, remote server 400 and long-range host computer 500.
The local detection instrument 100 is used for detecting real-time working condition signals in the membrane washing device, and the local detection instrument 100 comprises at least one of a temperature signal acquisition element 110, a pressure signal acquisition element 120, a flow signal acquisition element 130, a liquid level signal acquisition element 140 and an analysis instrument signal acquisition element 150; the signal input end of the local DCS distributed control system 200 is in communication connection with the local detection instrument 100 in a hard wiring mode; the local execution instrument 300 is in communication connection with a first signal output end of the local DCS distributed control system 200, and the local execution instrument 300 comprises at least one of a pneumatic switch valve 310, a pneumatic regulating valve 320 and a centrifugal pump 330; the remote server 400 is connected to a second signal output end of the local DCS distributed control system 200 through network communication; the remote upper computer 500 is connected with the remote server 400 through network communication.
Specifically, the pneumatic switching valve 310 is configured to control on/off of a pipeline, and control an instruction by receiving a switching value output by a first signal output end of the local DCS distributed control system 200, and open or close a flow of a pipeline fluid according to the instruction; the pneumatic regulating valve 320 is used for controlling the continuous change of the opening of the pipeline, executing the specified valve opening according to an analog quantity control command output by receiving a first signal output end of the local DCS distributed control system 200, and controlling the fluid in the pipeline to flow according to the specified flow; the centrifugal pump 300 is a liquid power output device, and functions to perform start and stop control of the pump according to the received switching value command output by the first signal output end of the local DCS distributed control system 200, so as to satisfy the power required by the fluid flow of the membrane washing apparatus.
The membrane washing control system based on the internet of things provided in the embodiment establishes communication connection between a local detection instrument, a local execution instrument, a local Distributed Control System (DCS), a remote server and a remote upper computer in the membrane washing system according to the internet of things technology, so that a user can remotely check real-time working condition information of the membrane washing system, remotely change the execution instrument in the membrane washing system through the upper computer to change control information of the membrane washing system, and realize remote accurate control of the membrane washing system.
In one embodiment, the temperature signal acquisition element 110 comprises a Pt100 three wire thermal resistor; the pressure signal collecting element 120 includes a two-wire system pressure transmitter; the flow signal collection element 130 includes a four-wire electromagnetic flowmeter; the level signal acquisition element 140 comprises a radar level gauge; the analytical instrument signal acquisition element 150 comprises an in-line pH meter.
In one embodiment, signals of the Pt100 three-wire thermal resistor and the signal input end of the local DCS distributed control system 200 are transmitted by Pt100 index resistor signal communication, signals of the two-wire pressure transmitter, the four-wire electromagnetic flow meter, the radar level gauge, the online pH meter and the signal input end of the local DCS distributed control system 200 are transmitted by 4 to 20 milliampere current signal communication, and signals of the collecting elements are all connected to a signal input module corresponding to the local DCS distributed control system 200 through hard wiring.
In one embodiment, the local DCS distributed control system 200 further includes a mobile network interface, the remote server 400 further includes a network cable interface, the local DCS distributed control system 200 and the remote server 400 are both provided with a network firewall, and the local DCS distributed control system 200 and the remote server 400 are communicatively connected through a VPN virtual private network.
Specifically, in this embodiment, network connection and setting between the local DCS distributed control system 200 and the remote server 400 are disclosed, the network access mode of the local DCS distributed control system 200 is wireless 3G/4G/5G mobile phone network access, and the remote server 400 side is fixed IP network access; the local DCS distributed control system 200 and the remote server 400 are both provided with firewalls for preventing network data storm and ensuring data transmission security, and at the same time, a connection of a VPN virtual private network between the local DCS distributed control system 200 and the remote server 400 is established.
In one embodiment, the local DCS distributed control system 200 further includes a gatekeeper, the local DCS distributed control system 200 is configured with a gatekeeper for further ensuring network security and field outgoing data caching, and the remote server 400 is configured to read data in the local DCS distributed control system 200 transmitted through the encrypted network, and provide data access service to the remote host computer 500.
In one embodiment, the local DCS distributed control system 200 further comprises an HMI human machine interface comprising at least one of a display, a keyboard, a mouse, a printer, and a voice box; the HMI human-computer interface, the signal input end of the local DCS distributed control system, the first signal output end of the local DCS distributed control system, the second signal output end of the local DCS distributed control system and the controller of the local DCS distributed control system are in communication connection through a local area network.
Specifically, the local DCS distributed control system 200 is configured to directly receive a signal of the local detection instrument 100, and then output a command to the local execution instrument 300 according to a preset control logic, where the local DCS distributed control system 200 receives the signal of the local detection instrument 100 through a signal input end, outputs a command to the local execution instrument 300 through a first signal output end of the local DCS distributed control system 300, and implements human-computer interaction with field personnel through an HMI human-computer interface (a computer display, a keyboard, a mouse, a printer, and a sound box).
In one embodiment, the remote host computer 500 has a built-in browser, and the remote host computer 500 logs into the website of the remote server 400 through the built-in browser to be communicatively connected with the remote server 400.
Illustratively, the remote upper computer 500 refers to a conventional personal PC or an office PC, has a wired or wireless internet access function, supports an ethernet communication protocol, is installed with a browser, directly inputs a website corresponding to the remote server 400 in the browser, and monitors and controls field data through the remote server 400.
In the foregoing embodiments, the descriptions of the respective embodiments have their respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
In the embodiments provided in the present application, it should be understood that the disclosed membrane washing control system based on the internet of things may be implemented in other manners. For example, the above-described embodiment of an internet-of-things-based membrane washing control system is merely illustrative, and for example, the division of the modules or units is only a logical functional division, and there may be other divisions when actually implemented, for example, multiple units or modules may be combined or may be integrated into another system, or some features may be omitted, or not executed. In another aspect, the communication links shown or discussed with respect to each other may be electrical, mechanical or other forms through some interfaces, device or unit communication links or integrated circuits.
The 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 application 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, and can also be realized in a form of a software functional unit.
It should be noted that the above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and embellishments can be made without departing from the principle of the present invention, and these modifications and embellishments should also be regarded as the protection scope of the present invention.
Claims (10)
1. A membrane washing control system based on the Internet of things is characterized by comprising:
the local detection instrument is used for detecting real-time working condition signals in the membrane washing device and comprises at least one of a temperature signal acquisition element, a pressure signal acquisition element, a flow signal acquisition element, a liquid level signal acquisition element and an analysis instrument signal acquisition element;
the signal input end of the local DCS distributed control system is in communication connection with the local detection instrument in a hard wiring mode;
the local execution instrument is in communication connection with a first signal output end of the local DCS distributed control system and comprises at least one of a pneumatic switch valve, a pneumatic regulating valve and a centrifugal pump;
the remote server is in communication connection with a second signal output end of the local DCS distributed control system through a network;
and the remote upper computer is in communication connection with the remote server through a network.
2. The membrane washing control system based on the Internet of things of claim 1,
the temperature signal acquisition element comprises a Pt100 three-wire thermal resistor.
3. The membrane washing control system based on the Internet of things of claim 1,
the pressure signal acquisition element comprises a two-wire system pressure transmitter;
the flow signal acquisition element comprises a four-wire electromagnetic flowmeter;
the liquid level signal acquisition element comprises a radar liquid level meter;
the signal acquisition element of the analytical instrument comprises an online pH meter.
4. The membrane washing control system based on the Internet of things of claim 2,
and a Pt100 indexing resistor signal is adopted for communication transmission between the Pt100 three-wire heating resistor and the signal input end of the local DCS distributed control system.
5. The membrane washing control system based on the Internet of things of claim 3,
and the two-wire system pressure transmitter, the four-wire system electromagnetic flowmeter, the radar liquid level meter, the online pH meter and the signal input end of the local DCS distributed control system are in communication transmission by adopting 4-20 milliampere current signals.
6. The membrane washing control system based on the Internet of things of claim 1,
the local DCS distributed control system also comprises a mobile network interface;
the remote server further comprises a network cable interface;
the local DCS distributed control system and the remote server are both provided with network firewalls;
the local DCS distributed control system is in communication connection with the remote server through a VPN virtual private network.
7. The Internet of things-based membrane washing control system according to claim 6,
the local DCS distributed control system also comprises a network gate.
8. The membrane washing control system based on the Internet of things of claim 1,
the local DCS distributed control system also comprises an HMI (human machine interface), wherein the HMI comprises at least one of a display, a keyboard, a mouse, a printer and a sound box.
9. The membrane washing control system based on the Internet of things of claim 8,
the HMI human-machine interface, the signal input end of the local DCS distributed control system, the first signal output end of the local DCS distributed control system, the second signal output end of the local DCS distributed control system and the controller of the local DCS distributed control system are in communication connection through a local area network.
10. The membrane washing control system based on the Internet of things of claim 1,
the remote upper computer is internally provided with a browser and is in communication connection with the remote server through a website which is logged in to the remote server through the built-in browser.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222989564.5U CN218512831U (en) | 2022-11-10 | 2022-11-10 | Membrane washing control system based on Internet of things |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222989564.5U CN218512831U (en) | 2022-11-10 | 2022-11-10 | Membrane washing control system based on Internet of things |
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| CN218512831U true CN218512831U (en) | 2023-02-21 |
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| CN202222989564.5U Active CN218512831U (en) | 2022-11-10 | 2022-11-10 | Membrane washing control system based on Internet of things |
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