CN212515462U - Furnace temperature automatic monitoring transmission system - Google Patents
Furnace temperature automatic monitoring transmission system Download PDFInfo
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- CN212515462U CN212515462U CN202021657799.9U CN202021657799U CN212515462U CN 212515462 U CN212515462 U CN 212515462U CN 202021657799 U CN202021657799 U CN 202021657799U CN 212515462 U CN212515462 U CN 212515462U
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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
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- 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 an automatic furnace temperature monitoring and transmitting system, which comprises a DCS control system, two groups of industrial personal computers, two groups of friction cards, a signal processor, an optical fiber transceiver, a smoke data acquisition instrument and a communication module; the group of industrial personal computers are correspondingly connected with the group of friction cards; the DCS control system is sequentially connected with an industrial personal computer, a friction card, a signal processor, an optical fiber transceiver and a flue gas data acquisition instrument; the flue gas data acquisition instrument is connected with the DCS control system to form a closed loop; the industrial personal computer transmits data with the DCS control system and the friction card through the communication module. The stability of the automatic furnace temperature monitoring and transmitting system is improved, the reliability of data transmission is improved, the fault rate is reduced, meanwhile, redundant configuration is constructed, a bidirectional closed loop is formed, and the problem of single network structure of the system is solved.
Description
Technical Field
The utility model relates to a temperature monitoring technical field, more specifically the furnace temperature automatic monitoring transmission system that says so relates to.
Background
According to the pollution control standard of a domestic waste incineration plant (GB18485-2014), real-time online measurement of the temperature of the hearth by a thermocouple is required. The definition of "marking rule of automatic monitoring data of household garbage incineration power plant" (No. 50 of 2019 announced by ministry of ecological environment) item 3.4, the hearth temperature is "5 minute average value of thermocouple measured temperature in incinerator hearth, namely 5 minute average value of median arithmetic mean of thermocouple measured temperature of middle part and upper part of two sections in incinerator hearth". In the seventh regulation of the automatic monitoring data application and management regulation of the household garbage incineration power plant (ministry of ecological environment No. 10), the garbage incineration plant should ensure that the 5-minute mean value of the thermocouple measured temperature in the hearth of the incinerator is not lower than 850 ℃ under normal working conditions according to the relevant national regulations. If the connection fault of the data acquisition instrument and the furnace temperature monitoring system causes zero value and null value, CEMS maintenance is marked, and the maintenance time of the system of the flue gas analyzer is set within 1 quarter to be less than or equal to 30 hours.
For a household garbage incineration plant, a furnace temperature monitoring and transmitting system is a very important monitoring signal transmission system, and is closely related to safe and stable garbage incineration and standard emission. In the existing furnace temperature monitoring and transmitting system, the temperature of a furnace chamber generally comes from a DCS (distributed control system), data are read from a database of the DCS only through 1 industrial personal computer, and are accessed into an optical fiber transceiver through a friction card and then transmitted to a smoke data acquisition instrument, and finally, the smoke data acquisition instrument is accessed into each large environment-friendly monitoring platform to perform corresponding data public display. The automatic furnace temperature monitoring and transmitting system has a single data transmission path and poor stability and reliability, if any link equipment fails during the DCS control system and the flue gas data acquisition instrument, the flue gas data acquisition instrument cannot acquire furnace temperature, CEMS maintenance needs to be marked according to related requirements, and maintenance time of 1 quarter flue gas analyzer system needs to be occupied for maintenance. Meanwhile, the flue gas data acquisition instrument and the DCS control system have a one-way transmission function, the temperature of the hearth cannot be transmitted back to the DCS system for real-time monitoring, a related alarm function is not set, and data cannot be found out in time when abnormal data exists.
Therefore, how to improve the stability, reliability and transmission efficiency of the furnace temperature automatic monitoring transmission and enhance the monitoring function of the furnace temperature automatic detection system is a problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides an automatic furnace temperature monitoring and transmission system, which comprises a DCS control system, two groups of industrial personal computers, two groups of friction cards, a signal processor, an optical fiber transceiver, a flue gas data acquisition instrument and a communication module; the group of industrial personal computers are correspondingly connected with the group of friction cards; the DCS control system is sequentially connected with an industrial personal computer, a friction card, a signal processor, an optical fiber transceiver and a flue gas data acquisition instrument; the flue gas data acquisition instrument is connected with the DCS control system to form a closed loop; the industrial personal computer transmits data with the DCS control system and the friction card through the communication module. The stability of the automatic furnace temperature monitoring and transmitting system is improved, the reliability of data transmission is improved, the fault rate is reduced, meanwhile, redundant configuration is constructed, a bidirectional closed loop is formed, and the problem of single network structure of the system is solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic furnace temperature monitoring and transmitting system comprises a DCS control system, two groups of industrial personal computers, two groups of friction cards, a signal processor, an optical fiber transceiver, a smoke data acquisition instrument and a communication module; the industrial personal computer is correspondingly connected with the friction cards; the DCS control system is sequentially connected with the industrial personal computer, the friction card, the signal processor, the optical fiber transceiver and the smoke data acquisition instrument; the flue gas data acquisition instrument is connected with the DCS control system to form a closed loop; the industrial personal computer transmits data with the DCS control system and the friction card through the communication module.
Preferably, the flue gas data acquisition instrument acquires flue gas factors and hearth temperature; and setting a data acquisition instrument communication address in the DCS control system, realizing the communication with the flue gas data acquisition instrument, and receiving the flue gas factor and the temperature of the hearth.
Preferably, the communication module comprises a redundancy function unit; the DCS control system is connected and communicated with the industrial personal computer through the redundancy function unit, and the redundancy function unit is provided with parameters and an industrial personal computer communication address. And the communication module realizes the control connection between the DCS control system and the two groups of industrial personal computers.
Preferably, a control module is arranged in the DCS control system, and the control module comprises an alarm unit and a control unit; the alarm unit receives and judges the smoke factor and the hearth temperature sent by the smoke data acquisition instrument, and acts according to a judgment result; the control unit is connected with the redundancy function unit of the communication module and controls and selects one group of the industrial personal computers to be connected for communication. The alarm unit carries out alarm judgment according to whether the smoke factor and the hearth temperature exceed set thresholds or not, real-time monitoring alarm is realized, and alarm action is carried out when the smoke factor and the hearth temperature exceed the thresholds; the control unit can be automatically controlled to be connected with a group of industrial personal computer loops for communication, redundant configuration is achieved, and when one group of industrial personal computer transmission loops are in failure, communication work is automatically carried out with the other group of industrial personal computer transmission loops.
Preferably, the flue gas data acquisition instrument is connected with the DCS control system through a 485 communication data line for communication.
Known by the technical scheme, compared with the prior art, the utility model discloses an automatic furnace temperature monitoring and transmitting system, introduce redundancy technology, add a set of industrial personal computer, friction card and signal processor, realize DCS control system's redundancy control communication through communication module, make flue gas data acquisition instrument and DCS control system be connected simultaneously, form the two-way closed loop of data transmission, realize flue gas data acquisition instrument and DCS control system's collection data transmission, thereby realize DCS control system's real-time supervision and select the work unit in real time according to the system operation condition, can realize the collection data monitoring, in time report to the police when the data appears unusually, remind the operation personnel to strengthen furnace temperature monitoring, in time troubleshooting, shorten the fault recovery time, and when a set of industrial personal computer or its connected friction card breaks down, can open another set of industrial personal computer and friction card's signal transmission path immediately through DCS control, therefore, the stability of the furnace temperature monitoring system is improved, the reliability of data transmission is improved, and the furnace temperature monitoring work efficiency is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of an automatic furnace temperature monitoring and transmitting system provided by the present invention;
fig. 2 is a schematic diagram of the connection between the friction card, the signal processor and the optical fiber transceiver port according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses an automatic furnace temperature monitoring and transmitting system, which comprises a DCS control system, two groups of industrial personal computers, two groups of friction cards, a signal processor, an optical fiber transceiver, a smoke data acquisition instrument and a communication module; the group of industrial personal computers are correspondingly connected with the group of friction cards; the DCS control system is sequentially connected with an industrial personal computer, a friction card, a signal processor, an optical fiber transceiver and a flue gas data acquisition instrument; the flue gas data acquisition instrument is connected with the DCS control system to form a closed loop; the industrial personal computer transmits data with the DCS control system and the friction card through the communication module. The arrangement of the two groups of industrial personal computers and the friction card enables the furnace temperature automatic monitoring and transmission system to have redundant configuration, furnace data can be detected through the two groups of networks at the same time, and data transmission and processing are realized through one group of networks, so that when the industrial personal computers or the friction cards in one group of networks have faults, the DCS control system automatically controls and switches the other group of industrial personal computers and the friction cards to work.
In order to further optimize the technical scheme, the flue gas data acquisition instrument acquires flue gas factors and hearth temperature; and a communication address of the flue gas data acquisition instrument is set in the DCS control system, so that the communication with the flue gas data acquisition instrument is realized, and the flue gas factor and the temperature of the hearth are received.
In order to further optimize the technical scheme, the communication module comprises a redundancy function unit; the DCS control system is connected and communicated with the industrial personal computer through the redundancy function unit, and parameters and the communication address of the industrial personal computer are set in the redundancy function unit.
In order to further optimize the technical scheme, a control module is arranged in the DCS control system and comprises an alarm unit and a control unit; the alarm unit receives and judges the smoke factor and the hearth temperature sent by the smoke data acquisition instrument and acts according to the judgment result; the control unit is connected with the redundancy function unit of the communication module and controls and selects a group of industrial personal computers to be connected for communication.
In order to further optimize the technical scheme, the DCS control system is provided with a buzzer and an alarm lamp, and the alarm unit controls the buzzer and the alarm lamp to give out sound and light alarm.
In order to further optimize the technical scheme, the flue gas data acquisition instrument is connected and communicated with the DCS control system through a 485 communication data line, and the DCS control system requests and responds to the flue gas data acquisition instrument in a 485 communication protocol mode to realize bidirectional communication.
In order to further optimize the technical scheme, the smoke factors comprise particles, HCL and NOX、CO、SO2、O2% and the like.
In order to further optimize the technical scheme, the smoke data acquisition instrument is in wireless communication connection with various monitoring platforms and a data acquisition system concentrator and synchronously sends acquired data comprising smoke factors and hearth temperature information; the data acquisition system switchboard is connected with the large screen of the central control room, and can display acquired data on the large screen of the central control room; the monitoring data platform is connected with the automatic monitoring data disclosing platform and is transmitted to the public display screen for public display through the automatic monitoring data disclosing platform.
Examples
The automatic furnace temperature monitoring and transmitting system comprises a DCS control system, an industrial personal computer A, an industrial personal computer B, a friction card A, a friction card B, a signal processor, an optical fiber transceiver, a smoke data acquisition instrument and a communication module; and the communication DCS control system is in transmission communication with the industrial personal computer A, the industrial personal computer B and the smoke data acquisition instrument through the communication module. The industrial personal computer adopts an industrial personal computer with the model number of HP-Z4, adopts a bus structure, and detects and controls equipment and technological equipment of a production process and a garbage treatment system; the friction card is a multi-serial port card with the model of CP-118U, and is equipment for distributing a plurality of serial/parallel ports for terminal connection; the friction card receives related furnace temperature data and smoke factor data acquired by a DCS control system through an industrial personal computer, transmits the furnace temperature data and the smoke factor data to a signal processor with the model of HOLLIAS-Comm through a related signal loop, processes the signals by the signal processor, transmits the processed signals to an optical fiber transceiver with the model of MF213FT according to a 485 communication protocol, the optical fiber transceiver performs data bidirectional communication with a data acquisition instrument through an optical fiber signal loop, and the optical fiber transceiver responds according to a request of the data acquisition instrument. The data acquisition instrument simultaneously transmits acquired data to an external monitoring platform, an environmental protection hall and the like.
The redundant functional unit of communication module is provided with the operating mode and selects, including two single network modes, wherein sets up A industrial computer and A friction card as the host computer, and B industrial computer and B friction card are for following the machine, and the communication port sets up to: 6000, because the redundancy configuration needs to set up A industrial control computer IP 1: 129.0.0.86, industrial control computer A IP 2: 128.0.0.86, industrial control computer B IP 1: 129.0.0.84, industrial control computer B IP 1: 128.0.0.84, respectively;
the data transmitted back from the flue gas data acquisition instrument to the DCS control system is configured through a 485 communication protocol, and the method specifically comprises the following steps: the address division of the flue gas factor and the hearth temperature is from 40034 to 40060, the particulate matter is-400035, HCL-400037 and NOX-400039，CO-400041，SO2-400043，O2The percentage-400045, the furnace temperature-400047 and the like, the configuration address of the flue gas factor and the furnace temperature is matched with the address of the flue gas data acquisition instrument, and the data type selects the AV type of reading and writing.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a furnace temperature automatic monitoring transmission system which characterized in that includes: the system comprises a DCS control system, two groups of industrial personal computers, two groups of friction cards, a signal processor, an optical fiber transceiver, a smoke data acquisition instrument and a communication module; the industrial personal computer is correspondingly connected with the friction cards; the DCS control system is sequentially connected with the industrial personal computer, the friction card, the signal processor, the optical fiber transceiver and the smoke data acquisition instrument; the flue gas data acquisition instrument is connected with the DCS control system to form a closed loop; the industrial personal computer transmits data with the DCS control system and the friction card through the communication module.
2. The automatic furnace temperature monitoring and transmitting system of claim 1, wherein the flue gas data collector collects flue gas factors and furnace temperature; and setting a data acquisition instrument communication address in the DCS control system, realizing the communication with the flue gas data acquisition instrument, and receiving the flue gas factor and the temperature of the hearth.
3. The automatic furnace temperature monitoring and transmitting system of claim 2, wherein the communication module comprises a redundant functional unit; the DCS control system is connected and communicated with the industrial personal computer through the redundancy function unit, and the redundancy function unit is provided with parameters and an industrial personal computer communication address.
4. The automatic furnace temperature monitoring and transmitting system of claim 3, wherein a control module is arranged in the DCS control system, and the control module comprises an alarm unit and a control unit; the alarm unit receives and judges the smoke factor and the hearth temperature sent by the smoke data acquisition instrument, and acts according to a judgment result; the control unit is connected with the redundancy function unit of the communication module and controls and selects one group of the industrial personal computers to be connected for communication.
5. The automatic furnace temperature monitoring and transmitting system of claim 1, wherein the flue gas data acquisition instrument is connected and communicated with the DCS control system through a 485 communication data line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021657799.9U CN212515462U (en) | 2020-08-11 | 2020-08-11 | Furnace temperature automatic monitoring transmission system |
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| CN202021657799.9U CN212515462U (en) | 2020-08-11 | 2020-08-11 | Furnace temperature automatic monitoring transmission system |
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| CN212515462U true CN212515462U (en) | 2021-02-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114657302A (en) * | 2022-03-04 | 2022-06-24 | 宁波市计量测试研究院(宁波新材料检验检测中心) | Blast furnace temperature on-line measuring system |
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2020
- 2020-08-11 CN CN202021657799.9U patent/CN212515462U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114657302A (en) * | 2022-03-04 | 2022-06-24 | 宁波市计量测试研究院(宁波新材料检验检测中心) | Blast furnace temperature on-line measuring system |
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