CN107942927A - Underground pipe gallery zone controller and its method of work - Google Patents
Underground pipe gallery zone controller and its method of work Download PDFInfo
- Publication number
- CN107942927A CN107942927A CN201810031668.0A CN201810031668A CN107942927A CN 107942927 A CN107942927 A CN 107942927A CN 201810031668 A CN201810031668 A CN 201810031668A CN 107942927 A CN107942927 A CN 107942927A
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- China
- Prior art keywords
- pipe gallery
- underground pipe
- zone controller
- data
- gallery zone
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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
- G05B19/058—Safety, monitoring
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses underground pipe gallery zone controller and its method of work, including：Environmental data collecting step：The collection of underground pipe gallery internal environmental data is realized using underground pipe gallery zone controller；Coordinated signals step：Underground pipe gallery zone controller handles the environmental data of collection, realizes the switch control to wind turbine or water pump；Failure detection steps：Using underground pipe gallery zone controller to realizing the fault detect to each sensor.The present invention, which can realize, is monitored the environment in piping lane.
Description
Technical field
The present invention relates to technical field of industrial automatic control, more particularly to underground pipe gallery zone controller and its
Method of work.
Background technology
All kinds of utilities pipelines such as city integrated piping lane collection electric power, communication, heating power, feedwater are integrated in one, and are the normal of city
Operating provides the carrier of safety and stability, is to ensure that urban stability is run " lifeblood ".Various letters are provided with underground pipe gallery
Number line, Gas Pipe, thermal pipe, feed pipe, communication tube, power pipe etc., are that a underground for integrating a variety of connection objects is empty
Between, to ensure the safe and stable operation of piping lane, it is necessary to be monitored in real time to the environment inside piping lane, while can be to abnormal ring
Border information, which is made, to be automated toed respond to handle.
Since the environmental monitoring of underground pipe gallery is for temperature, humidity, oxygen concentration, CH4 concentration, H2S concentration, O2
Concentration, catchment tank depth etc., and coordinated signals equipment has exhaust blower, water pump, illumination, gate inhibition, well lid etc..Currently for the above
The collection of data and the linkage of equipment are to use PLC (Programmable Logic Controller), the RS485 buses of PLC
For gathering the real time data information of various sensors, its numeral I/O module is used for coordinated signals equipment.PLC have it is following not
Foot：1. since its internal coordinated signals logic needs the PLC developer of specialty to program implantation, the technology that PLC device uses
Threshold is higher, and control logic does not support remotely modifying；The communication of 2.PLC and host computer by the wired network of ICP/IP protocol,
For communication distance no more than 100 meters, the dependence to network is larger；3. the generally high cost of equipment, and volume is larger, to piping lane
Space hold is more.
Market can realize the equipment controlled the data acquisition of piping lane inner sensor and equipment there is also one kind at present, be base
Data acquisition is carried out in RS485 and TCP communication, and the original data packet based on MODBUS agreements collected is sent directly to
Data are not carried out any processing by host computer；Status monitoring, the start-up and shut-down control of the equipment such as water pump, wind turbine are opened by DI, DO
Pass amount signal carries out remote detection and control；Exist in this way insufficient：1. data acquisition and Remote Device Control
It is separated；2. can not be parsed to the data collected, but host computer processing is directly transmitted data to, be significantly greatly increased
The processing pressure of host computer；3. automated control can not be realized, can only be judged by host computer according to the data collected
Whether the equipment such as start and stop water pump, wind turbine；4. there are the Single Point of Faliure risk of host computer, if host computer breaks down, phase therewith
Collector and controller all will be unable to work normally.5. data acquisition is controlled not on same controller with equipment,
And without logic processing capability, it is impossible to realize automated control.
The content of the invention
In order to solve the deficiencies in the prior art, the present invention provides underground pipe gallery zone controller and its work side
Method, can realize and the environment in piping lane is monitored.
The first technical solution proposed by the present invention：
Underground pipe gallery zone controller, including：Central processor CPU, the central processor CPU respectively with numeral
Input module, digital output module, memory module, RS485 buses, network communication module are connected with Web server.
Further, the Web server, for providing web administration service function, provide a user administration interface and
Various configuration interfaces, receive remote configuration information.
Further, the memory module, for store web administration application program, central processor CPU configuration information,
The intermediate data of central processor CPU operational process.
Further, the network communication module, including：RJ45 communication modules, 4G wireless communication modules and/or RS458
Communication module.
Further, the RJ45 communication modules operation ICP/IP protocol, the RJ45 communication modules pass through cable network
Communicate with host computer.
Further, the 4G wireless communication modules are to be communicated using wireless network with host computer.
Further, the RS485 communication modules realize underground pipe gallery zone controller and other underground integrated pipes
Connected between corridor zone controller.The RS485 buses use MODBUS communication protocols.
Further, the RS485 buses are connected with sensor, and the sensor includes：Temperature sensor, humidity sensor
Device, CH4 sensors, O2 sensors or H2S sensors.
Further, the underground pipe gallery zone controller, is laid in underground pipe gallery region.
Further, the central processor CPU, on circuit boards, the circuit board is installed in housing, described for installation
Housing is moisture-proof housing, and the housing is equipped with heat emission hole.
Further, the central processor CPU uses microcontroller.
Second of technical solution proposed by the present invention：
The method of work of underground pipe gallery zone controller, including：
Step (1)：Environmental data collecting step：Realized using underground pipe gallery zone controller in underground pipe gallery
The collection of portion's environmental data；
Step (2)：Coordinated signals step：Underground pipe gallery zone controller handles the environmental data of collection,
Realize and the switch of wind turbine or water pump is controlled；
Step (3)：Failure detection steps：Using underground pipe gallery zone controller to realizing the event to each sensor
Barrier detection.
Further, the environmental data collecting step, including：
Step (1-1)：Underground pipe gallery zone controller is according to the sensing in setting cycle active poll RS485 buses
Device, obtains the real time environmental data of sensor detection, and uses MODBUS standard agreements, the ring that will be obtained from RS485 buses
Border data buffer storage is to memory module；
Step (1-2)：Repeat step (1-1) is finished until the data of all the sensors obtain, and one time poll is completed；
Step (1-3)：The data based on MODBUS agreements that underground pipe gallery zone controller obtains a poll
Data segment is separated, all data segments being stripped out then are being packaged into the data packet of MODBUS protocol formats, are being sent to
Host computer.
Further, the step (1-1) sets the cycle as 200ms；The setting cycle is set by web server
It is fixed.
The beneficial effect of the step (1-3) is, it is ensured that the real-time upload of data.
Further, the coordinated signals step, including：
Step (2-1)：Underground pipe gallery zone controller is set according to the environmental data of collection with reference to Web server
Coordinated signals logic, send control wind turbine or water pump start and stop signal；
Step (2-2)：Control wind turbine or the signal of water pump start and stop are sent by digital output module, pass through numeral input mould
Block gathers the operating status of wind turbine or water pump, and operating status is fed back to central controller CPU in time；
Step (2-3)：Central controller CPU judges whether equipment normally starts or close according to feedback information, and will ring
Information is answered to be sent to host computer by network communication module.
The beneficial effect of above-mentioned steps is：Coordinated signals step is placed on underground pipe gallery zone controller to carry out, is subtracted
The operating pressure of light host computer.
The step of step (2-1), including：
Step (2-1-1)：Whether the environmental data that underground pipe gallery zone controller judges to collect exceedes setting threshold
It is worth scope, is entered step (2-1-2) if more than if；Otherwise, enter step (2-1-3)；
Step (2-1-2)：Judge whether sensor is reported by mistake, if so, just terminating；If it is not, it is put into step (2-1-4)；
Step (2-1-3)：Check whether wind turbine or water pump start；If so, it is put into step (2-1-6)；If it is not, just tie
Beam；
Step (2-1-4)：Check whether wind turbine or water pump have been started up；If so, just terminate；If it is not, it is put into step (2-
1-5)；
Step (2-1-5)：Check whether more than setting exceeded number, if so, being issued by control wind turbine or starting mode of pump
Signal, if it is not, just terminating；
Step (2-1-6)：Check whether and continuously normally exceed setting number, if so, being issued by controlling wind turbine or water pump to stop
The signal only to work, if it is not, just terminating.
The beneficial effect of above-mentioned steps is：Wrong report is reduced, improves the working life of wind turbine or water pump.
Further, the fault detection method, including：
Step (3-1)：When underground pipe gallery zone controller continues to exceed n times some is not received from RS485 buses
During the reply data of sensor, it is believed that current sensor breaks down；
Step (3-2)：Sensor failure information is sent to upper by central controller CPU by network communication module
Machine；
Step (3-3)：When sensor is nonserviceabled, central controller CPU receives more than continuous n times normally should
Answer, it is believed that sensor returns to normal condition from malfunction；
Step (3-4)：The information of fault recovery is sent to host computer by central controller CPU by data communication module.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention uses embedded controller and necessary peripheral components, realizes data acquisition and device real-time monitoring
Function, substantially reduces cost；
2nd, the present invention provides web-based management interface, can be easy to use, quick, straight with the control logic inside remotely modifying
See；
3rd, inner control logic of the present invention is realized without encoding, and is directly configured, substantially reduced by web-based management interface
Difficulty is used, and reduces space hold, is more suitable for setting inside piping lane；
4th, the present invention provides communication, including TCP/IP wired networks (RJ45 interfaces), is adapted to piping lane environment middle berth
If wired network and distance controller are no more than 100 meters of situation；4G wireless networks, are adapted in piping lane that to have set up operator 4G wireless
The situation of base station, it is possible to achieve be wirelessly transferred over long distances；
5th, RS485 cascade, be adapted to the environment for being equipped with RS485 bus communications, it is possible to achieve at least 1000 meters of communication away from
From；Since the communication distance of RS485 can solve wired network communication distance not more than 1000 meters using this communication mode
The problem of can exceed that 100 meters, while the usage quantity of the network switch has been saved, save cost.
6th, present invention improves over the form that data upload, by what is collected from RS485 buses based on MODBUS agreements
Data packet is unpacked, and data segment therein is taken out, and the data segment compression of all the sensors then is packaged into new data
Section, is sent to host computer, can greatly reduce the number of communications with host computer in this way, while have compressed data packet
Length, not only increases communication efficiency, while alleviates the load pressure of host computer.
7th, the present invention is directed to the actual environment of underground pipe gallery, simplifies construction deployment process, adapts to Various Complex ring
Border, reduces difficulty of construction.
8th, it can realize and the environment in piping lane is monitored, and real-time linkage control device, while by sensor device
The status information of data message and the equipment operation collected is sent to host computer, and data are before host computer is sent to,
The data message of each sensor is subjected to integration compression, the length of data packet further reduces, and improves communication efficiency；With it is upper
The communication of position machine can pass through the various ways such as TCP/IP wired networks, 4G wireless communication modules, RS485 cascades；Collection and control
Without coding, the control logic configuration provided by web-based management carries out simple configuration to be completed the logic rules that link, complicated
Logic control rule, can by web interface provide script implantation realize, greatly reduce using difficulty.Using
The present invention, not only solves PLC using difficulty is high, communication distance is short, cost is high, bulky problem, while realizes piping lane
The automated control of interior environment, and the pressure of host computer is alleviated, solve the problems, such as host computer Single Point of Faliure.
Brief description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are used to explain the application, do not form the improper restriction to the application.
Fig. 1 is the structure chart of underground pipe gallery zone controller of the present invention；
Fig. 2 is the RS485 cascaded communication mode figures of the present invention；
Fig. 3 is the structure chart that the present invention gathers piping lane inner sensor real time data by RS485 buses；
Fig. 4 is present device coordinated signals logical flow chart；
Fig. 5 is the present invention by digital I/O modules coordinated signals wind turbine, the structure chart of water pump.
Embodiment
It is noted that described further below is all illustrative, it is intended to provides further instruction to the application.It is unless another
Indicate, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
Such as Fig. 1, underground pipe gallery zone controller, including：Central processor CPU and connected 16 railway digital
Input module, 8 railway digital output modules, memory module, 1 road RS485 buses, network communication module, Web server etc..RS485
Bus and the temperature sensor in piping lane, humidity sensor, CH4 sensors, O2 sensors, H2S sensors etc. are connected, using mark
Accurate MODBUS communication protocols, are connected using identical baud rate by RS485 buses with underground pipe gallery zone controller.
Web server is external offer web administration service function, provides a user administration interface and various configuration interfaces
Deng, user is changed the configuration information of controller by web administration remote operation, it is live without reaching, save manpower
Cost, while web-based management configuration mode is simple and convenient, reduces the technical threshold of user.
Memory module is used for the web administration application program of storage control, controller configuration information, CPU operational process
Intermediate data etc..
Network communication module contains three submodules, is RJ45 communication modules, 4G wireless communication modules, RS458 respectively
Communication module, RJ45 communication modules are to run the wired network of ICP/IP protocol, if being laid with network line in piping lane,
It can be communicated using wired network with host computer；4G wireless communication modules be using channel and the host computer that telecommunication supplier provides into
Row communication, has the advantages that communication distance is remote, need not connect up；
Such as Fig. 2, RS485 communication modules are that controller is led to as back end with superior node by RS485 buses
The function module of letter, since the communication distance of RS485 can solve wired network more than 1000 meters using this communication mode
The problem of communication distance is no more than 100 meters, while the usage quantity of the network switch has been saved, save cost.
Such as Fig. 3, temperature sensor, humidity sensor, O2 sensors, H2S sensors, CH4 sensors, liquid level sensor,
Infrared sensor etc. is connected to underground pipe gallery zone controller by RS485 buses, and controller periodicity poll RS485 is total
Sensor on line, obtains the real time environmental data of sensor detection, and data transfer uses MODBUS standard agreements, and controller will
The environmental data obtained from RS485 buses is cached to memory module, is finished when total data obtains, and one time poll is completed,
Polling cycle is configured by web administration, and the minimum-poll cycle can set 200ms, ensure that the real-time of data, control
The data based on MODBUS agreements that poll obtains are separated data segment therein by device processed, are then sealing all data
The data packet of MODBUS protocol formats is dressed up, is sent to host computer application.
Such as the environmental data information that Fig. 4, controller are gathered according to RS485 buses, the linkage control set with reference to Web server
Logic processed, judgement are to start or stop the operation of wind turbine, water pump, and wind turbine, starting or stoping for water pump pass through digital output module
Send control signal.
Such as Fig. 5, operating status is fed back to central processor CPU, central processing by wind turbine, water pump by digital input module
Device CPU judges whether equipment normally starts or close according to feedback information, and response message is sent by data communication units
To host computer application.When controller continue to exceed N (passing through web interface) it is secondary not from RS485 buses receive some sensor should
During the gathered data answered, central processor CPU thinks the sensor there occurs failure, and CPU is by data communication units by phase
The fault message for closing equipment is sent to host computer；When equipment is nonserviceabled, more than n times normally should has been continuously received
Answer, that is, think that equipment returns to normally from malfunction, central processor CPU by data communication module by relevant device therefore
The information that barrier recovers is sent to host computer.
The foregoing is merely the preferred embodiment of the application, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. underground pipe gallery zone controller, it is characterized in that, including：Central processor CPU, the central processor CPU point
It is not connected with digital input module, digital output module, memory module, RS485 buses, network communication module and Web server.
2. underground pipe gallery zone controller as claimed in claim 1, it is characterized in that, the Web server, for providing
Web administration service function, provides a user administration interface and various configuration interfaces, receives remote configuration information.
3. underground pipe gallery zone controller as claimed in claim 1, it is characterized in that, the network communication module, including：
RJ45 communication modules, 4G wireless communication modules and/or RS458 communication modules.
4. underground pipe gallery zone controller as claimed in claim 1, it is characterized in that, the RJ45 communication modules operation
ICP/IP protocol, the RJ45 communication modules are communicated by cable network with host computer；The 4G wireless communication modules are to use
Wireless network communicates with host computer.
5. underground pipe gallery zone controller as claimed in claim 1, it is characterized in that,
The RS485 communication modules realize underground pipe gallery zone controller and other underground pipe gallery zone controllers it
Between connect；The RS485 buses use MODBUS communication protocols；The RS485 buses are connected with sensor.
6. the method for work of underground pipe gallery zone controller, it is characterized in that, including：
Step (1)：Environmental data collecting step：Underground pipe gallery inner loop is realized using underground pipe gallery zone controller
The collection of border data；
Step (2)：Coordinated signals step：Underground pipe gallery zone controller handles the environmental data of collection, realizes
The switch of wind turbine or water pump is controlled；
Step (3)：Failure detection steps：Using underground pipe gallery zone controller to realizing that the failure to each sensor is examined
Survey.
7. the method for work of method underground pipe gallery zone controller as claimed in claim 6, it is characterized in that, the environment
Data collection steps, including：
Step (1-1)：Underground pipe gallery zone controller according to setting cycle active poll RS485 buses on sensor,
The real time environmental data of sensor detection is obtained, and uses MODBUS standard agreements, the environment number that will be obtained from RS485 buses
According to being cached to memory module；
Step (1-2)：Repeat step (1-1) is finished until the data of all the sensors obtain, and one time poll is completed；
Step (1-3)：The data based on MODBUS agreements that underground pipe gallery zone controller obtains a poll are peeled off
Go out data segment, all data segments being stripped out then are being packaged into the data packet of MODBUS protocol formats, are being sent to upper
Machine.
8. the method for work of method underground pipe gallery zone controller as claimed in claim 6, it is characterized in that, the linkage
Rate-determining steps, including：
Step (2-1)：Underground pipe gallery zone controller is according to the environmental data of collection, the connection set with reference to Web server
Dynamic control logic, sends control wind turbine or the signal of water pump start and stop；
Step (2-2)：Control wind turbine or the signal of water pump start and stop are sent by numeral output I/O modules, pass through numeral input I/O
Module gathers the operating status of wind turbine or water pump, and operating status is fed back to central controller CPU in time；
Step (2-3)：Central controller CPU judges whether equipment normally starts or close according to feedback information, and response is believed
Breath is sent to host computer by network communication module.
9. the method for work of method underground pipe gallery zone controller as claimed in claim 8, it is characterized in that,
The step of step (2-1), including：
Step (2-1-1)：Whether the environmental data that underground pipe gallery zone controller judges to collect exceedes given threshold model
Enclose, entered step (2-1-2) if more than if；Otherwise, enter step (2-1-3)；
Step (2-1-2)：Judge whether sensor is reported by mistake, if so, just terminating；If it is not, it is put into step (2-1-4)；
Step (2-1-3)：Check whether wind turbine or water pump start；If so, it is put into step (2-1-6)；If it is not, just terminate；
Step (2-1-4)：Check whether wind turbine or water pump have been started up；If so, just terminate；If it is not, it is put into step (2-1-
5)；
Step (2-1-5)：Check whether more than the exceeded number of setting, if so, the signal of control wind turbine or starting mode of pump is issued by,
If it is not, just terminate；
Step (2-1-6)：Check whether and continuously normally exceed setting number, if so, being issued by control wind turbine or water pump stopping work
The signal of work, if it is not, just terminating.
10. the method for work of method underground pipe gallery zone controller as claimed in claim 6, it is characterized in that, the event
Hinder detection method, including：
Step (3-1)：When underground pipe gallery zone controller continues to exceed n times some sensing is not received from RS485 buses
During the reply data of device, it is believed that current sensor breaks down；
Step (3-2)：Sensor failure information is sent to host computer by central controller CPU by network communication module；
Step (3-3)：When sensor is nonserviceabled, central controller CPU receives normal responses more than continuous n times, recognizes
For sensor normal condition is returned to from malfunction；
Step (3-4)：The information of fault recovery is sent to host computer by central controller CPU by data communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031668.0A CN107942927A (en) | 2018-01-12 | 2018-01-12 | Underground pipe gallery zone controller and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031668.0A CN107942927A (en) | 2018-01-12 | 2018-01-12 | Underground pipe gallery zone controller and its method of work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107942927A true CN107942927A (en) | 2018-04-20 |
Family
ID=61938603
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810031668.0A Withdrawn CN107942927A (en) | 2018-01-12 | 2018-01-12 | Underground pipe gallery zone controller and its method of work |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115188092A (en) * | 2022-06-14 | 2022-10-14 | 珠海格力电器股份有限公司 | Equipment supervision method, system, computer equipment and storage medium |
-
2018
- 2018-01-12 CN CN201810031668.0A patent/CN107942927A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115188092A (en) * | 2022-06-14 | 2022-10-14 | 珠海格力电器股份有限公司 | Equipment supervision method, system, computer equipment and storage medium |
| CN115188092B (en) * | 2022-06-14 | 2023-11-10 | 珠海格力电器股份有限公司 | Device supervision method, system, computer device and storage medium |
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Application publication date: 20180420 |