CN201811388U - Environmental-control centralized control system of ventilated air conditioner of subway station - Google Patents
Environmental-control centralized control system of ventilated air conditioner of subway station Download PDFInfo
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- CN201811388U CN201811388U CN2010205396356U CN201020539635U CN201811388U CN 201811388 U CN201811388 U CN 201811388U CN 2010205396356 U CN2010205396356 U CN 2010205396356U CN 201020539635 U CN201020539635 U CN 201020539635U CN 201811388 U CN201811388 U CN 201811388U
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Abstract
The utility model discloses an environmental-control centralized control system of a ventilated air conditioner of a subway station, comprising a BAS (Brake Asist System) system and an environmental-control system, wherein the BAS system adopts redundant Ethernet communication; the environmental-control system comprises an A-end environmental-control system and a B-end environmental-control system, wherein the A-end environmental-control system mainly comprises an A-end PLC (Programmable Logic Controller) and an A-end liquid crystal touch display screen, and the B-end environmental-control system mainly comprises a B-end PLC and a B-end liquid crystal touch display screen; the A-end PLC, the A-end liquid crystal touch display screen, the B-end PLC and the B-end liquid crystal touch display screen are communicated through the Ethernet communication; and the A-end PLC and the B-end PLC respectively carry out data exchange with a controlled terminal through field buses. PLC programs of the state information, the control function, the protection function and the parameter configuration function of all single equipment and the state information, the control function and the parameter configuration function of a mode are all designed in the environmental-control system, therefore the structure of the PLC program of the BAS system is simplified, and the workload of programming is reduced.
Description
Technical field
The utility model relates to a kind of subway station air conditioner ring control centralized control system.
Background technology
In May, 2003, the State Administration for Quality Supervision and Inspection and Quarantine and the Ministry of Construction, unite and issued national standard---" GB 50157-2003 subway design specification ", a definite designation in the standard " environment and equipment monitoring system; Building Automation System (BAS) ", and it is defined as: " to the environment in the subway building and air conditions, ventilation, plumbing, illumination, passenger's guiding, escalator and elevator, shield door, anti-ly the system that Architectural Equipment and system concentrate supervisions, control and manage such as flood ".The BAS system of prior art will monitor environmental control system, low-voltage distribution system, the anti-systems such as door, conventional low-temperature receiver, ice cold-storage, plumbing, elevator, staircase, power and lighting, oriented identification, EPS system, gas fire-fighting of flooding at station.The station is divided into A, B two ends BAS system, two ends environmental control system; a cover two-node cluster hot backup PLC is designed at the BAS two ends respectively; environmental control system does not design PLC; each holds the BAS system to adopt field bus communication mode and terrain I/O, frequency converter and intelligent motor protection controller to carry out exchanges data to each end ring control system; wherein; big system air conditioner, big system exhaust blower, tunnel blower fan adopt Frequency Converter Control; tunnel jet blower adopts the control of intelligent motor protection controller, and the quantity of state of miscellaneous equipment and controlled quentity controlled variable adopt terrain I/O mode to control.Environmental control system all set up status information, the control function of the status information, control function, defencive function, parameter configuration function and the pattern that are equipped with, the PLC program of parameter configuration function all designs the system at BAS.
But there is following defective in existing BAS system: 1, the BAS system is huge, the program structure complexity, and the programming difficulty is big, and quantities is big, and development sequence needs many, the consuming time length of technical staff, inefficiency on same workbench.2, the equipment debugging conditional request is higher, and the debug time cycle is longer; The field adjustable conditional request is not just encircled control cabinet installation wiring energising and is finished, can carry out debugging work after also needing to finish field bus communication with the BAS system, field adjustable sets up and is equipped with and during pattern, can take the plenty of time of BAS system debug, and the debugging progress of other subsystem of influence debugging causes the debug time excessive cycle.3, system's operational reliability is low, and security performance is low; When the PLC of BAS system fault or network failure, ring control equipment can't the implementation pattern control operation, may directly threaten passenger's safety.4, the system maintenance check man feels embarrassed and carries out, and may cause the environmental control system paralysis of whole station; When the miscellaneous equipment of BAS system needs to safeguard, during maintenance, may stop transport or network when interrupting to the BAS system, will directly cause encircling control equipment can not move automatically.5, system's local techniques upgrading work difficulty is carried out, and a huge system relates to whole station; When hardware or the software upgrading to environmental control system, the hardware that all relates to the BAS system inserts, the adjustment of software programming function, and upgrade job will be difficult to carry out.
The utility model content
Technical problem to be solved in the utility model provides a kind of subway station air conditioner ring control centralized control system; this control system all set up status information, the control function of the status information, control function, defencive function, parameter configuration function and the pattern that are equipped with, the PLC program of parameter configuration function all designs at environmental control system; thereby simplified the structure of the PLC of BAS system program, reduced the workload of programming development.
The technical scheme in the invention for solving the above technical problem is: subway station air conditioner ring control centralized control system, comprise the BAS system and the environmental control system that adopt redundant ethernet communication, described environmental control system comprises A end ring control system, B end ring control system, A end ring control system is mainly by A end PLC, A end lcd touch display screen constitutes, B end ring control system is mainly by B end PLC, B end lcd touch display screen constitutes, described A end PLC, A end lcd touch display screen, B holds PLC, B end lcd touch display screen is connected by ethernet communication, and A holds PLC, B end PLC carries out exchanges data by fieldbus and controlled terminal respectively.
Described controlled terminal comprises terrain I/O, frequency converter and intelligent motor protection controller.
Described BAS system comprises A end BAS system and B end BAS system, and A end BAS system, B end BAS system constitute by two-node cluster hot backup PLC.
Adopt four EPA switches between described A end BAS system and the B end BAS system, form redundant loop ethernet network, A end ring control system provides redundant Ethernet interface to insert redundant loop ethernet in A end BAS system, and B end ring control system provides redundant Ethernet interface to insert redundant loop ethernet in B end BAS system.
Described A holds the fully independently exchanges data between Ethernet realization two ends PLC, the two ends lcd touch display screen of PLC, A end lcd touch display screen, the lcd touch display screen employing of B end PLC, B end and BAS system, wherein, A end PLC, A end lcd touch display screen is all connected by straight through cable with the A end switch, B end PLC, B end lcd touch display screen is all connected by straight through cable with the B end switch, and A end switch, B end switch are connected by optical fiber.The two ends PLC here is meant A end PLC, B end PLC, and two ends lcd touch display screen is meant A end lcd touch display screen, B end lcd touch display screen.
In sum, the beneficial effects of the utility model are:
1, all set up status information, the control function of the status information, control function, defencive function, parameter configuration function and the pattern that are equipped with, the PLC program of parameter configuration function all designs at environmental control system, thereby simplified the structure of the PLC of BAS system program, reduced the workload of programming development;
2, set up ring control centralized Control level, the operation place is positioned at the HMI of two end ring control chambers, operand comprises that all ring controls of station set up and is equipped with and all ring control patterns, promptly utilizes two ends PLC and two ends HMI ethernet communication each other to be implemented in the supervision on any ring control HMI and operates the equipment and the pattern at whole station;
3, during field adjustable, no matter the project progress of BAS system how, as long as ring control cabinet possesses the debugging condition, can make the HMI that makes ring control collection control level to grid, all set up be equipped with, all system models debugging finish, only need do the communication interface test with the BAS system and get final product.Saved the debug time of BAS system so greatly to environmental control system;
During 4, when the BAS system failure or with the BAS communicating interrupt, can be on ring control HMI the acquire the right of control limit realize being equipped with and the operation of pattern to setting up, make the operation that system can be flexible, safe;
5, when needs during to station BAS system or other system overhaul, upgrading, environmental control system can switch to control limit the HMI of ring control centralized Control level, makes the normal safe operation of environmental control system; When the maintenance of needs environmental control system, upgrading, the BAS system still can manage the normal safe operation of other system;
6, control authority order from low to high is: OCC control centre＜BAS system＜environmental control system＜on-the-spot press button;
7, BAS system equipment control priority order from low to high is: single control＜pattern;
8, environmental control system equipment control priority order from low to high is: the single control＜pattern of HMI＜on-the-spot press button.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The parts name of Reference numeral correspondence is called among the figure: 1, BAS system; 2, A end PLC-A; 3, A end PLC-B; 4, B end PLC-A; 5, B end PLC-B; 6, A end switch-A; 7, A end switch-B; 8, B end switch-A; 9, B end switch-B; 10, A end PLC; 11, A end lcd touch display screen; 12, B end PLC; 13, B end lcd touch display screen; 14, A end switch; 15, B end switch; 16, fieldbus.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Referring to shown in Figure 1; the structure of the subway station air conditioner ring control centralized control system of present embodiment is as follows: the station is divided into A; B two ends BAS system; A; B two ends environmental control system; a cover two-node cluster hot backup PLC is designed at the BAS two ends respectively; the two ends environmental control system designs a cover unit PLC and a lcd touch display screen (HMI) respectively; two ends environmental control system PLC directly adopts field bus communication mode and terrain I/O; frequency converter and intelligent motor protection controller carry out exchanges data; environmental control system PLC and the PLC of BAS system adopt redundant ethernet communication, adopt ethernet communication between environmental control system two ends PLC and the two ends HMI.
Wherein, the BAS system comprises A end BAS system and B end BAS system, A end BAS system, B end BAS system constitute by two-node cluster hot backup PLC, adopt four EPA switches between A end BAS system and the B end BAS system, form redundant loop ethernet network, A end ring control system provides redundant Ethernet interface to insert redundant loop ethernet in A end BAS system, and B end ring control system provides redundant Ethernet interface to insert redundant loop ethernet in B end BAS system.Environmental control system comprises A end ring control system, B end ring control system; A end ring control system mainly is made of A end PLC10, A end lcd touch display screen 11; B end ring control system mainly is made of B end PLC12, B end lcd touch display screen 13; described A end PLC10, A end lcd touch display screen 11, B end PLC12, B end lcd touch display screen 13 are connected by ethernet communication, and A end PLC10, B end PLC12 carries out exchanges data by fieldbus 16 and terrain I/O, frequency converter and intelligent motor protection controller etc. respectively.Described A holds the fully independently exchanges data between Ethernet realization two ends PLC, the two ends lcd touch display screen of PLC10, A end lcd touch display screen 11, lcd touch display screen 13 employings of B end PLC12, B end and BAS system, wherein, A end PLC10, A end lcd touch display screen 11 is all connected by straight through cable with the A end switch, B end PLC12, B end lcd touch display screen 13 is all connected by straight through cable with the B end switch, and A end switch, B end switch are connected concrete line connecting relation as shown in Figure 1 by optical fiber.
PLC essence is a kind of computer that is exclusively used in Industry Control, and its hardware configuration is identical with microcomputer basically, and basic comprising is: the power supply of a, power supply: PLC plays crucial effect in whole system.If neither one good, reliably power-supply system can't operate as normal, so the manufacturer of PLC is to the design of power supply with make and also attach great importance to.General alternating voltage fluctuation can not taked other measure and PLC is directly connected to AC network gets in+10% (+15%) scope; B. CPU (CPU): CPU (CPU) is the control maincenter of PLC.Function receives and storage is keyed in from programmable device user program and data that it is given according to the PLC system program; Check the state of power supply, memory, I/O and warning timer, and can diagnose the syntax error in the user program.When PLC puts into operation, at first it receives the state and the data of on-the-spot each input unit in the mode of scanning, and deposit the I/O image area respectively in, from user program memory, read user program then one by one, through sending in I/O image area or the data register by the regulation actuating logic of instruction or the result of arithmetic operator after the command interpretation.Wait after all user programs are finished, at last each output state of I/O image area or the data in the output register are sent to corresponding output device, so circular flow is up to out of service.In order further to improve the reliability of PLC, also adopt two CPU to constitute redundant system to Large PLC in recent years, or adopt the voting formula system of three CPU.Like this, even certain CPU breaks down, whole system still can normally be moved.C, memory: the memory of storage system software is called the system program memory.The memory of depositing application software is called user program memory.D, input/output interface circuit: 1, on-the-spot input interface circuit is by the input interface circuit of optically coupled circuit and microcomputer, and effect is the input channel of the connection interface of PLC and field control.2, on-the-spot output interface circuit is integrated by output data register, gating circuit and interrupt requests circuit, and effect PLC is by the execution unit output control signal corresponding of on-the-spot output interface circuit to the scene.E, functional module: as functional module f such as counting, location, communication module: as Ethernet, RS485, Profibus-DP communication module etc.
The utility model is by from hardware being the innovation to the control network structure, this innovation impels the easier formation standardization of the software program of environmental control system, make environmental control system from design, produce, the flexibility of debugging link, high-effect, stable, security all be very high.The environmental control system of domestic subway industry does not all design independently PLC control, and the Chengdu subway Line 1 takes the lead in adopting grading control and achieves success.
As mentioned above, just can realize the utility model preferably.
Claims (5)
1. subway station air conditioner ring control centralized control system, it is characterized in that, comprise the BAS system and the environmental control system that adopt redundant ethernet communication, described environmental control system comprises A end ring control system, B end ring control system, A end ring control system is mainly by A end PLC (10), A end lcd touch display screen (11) constitutes, B end ring control system is mainly by B end PLC (12), B end lcd touch display screen (13) constitutes, described A end PLC (10), A holds lcd touch display screen (11), B holds PLC (12), B end lcd touch display screen (13) is connected by ethernet communication, and A holds PLC (10), B end PLC (12) carries out exchanges data by fieldbus (16) and controlled terminal respectively.
2. air conditioner ring control centralized control system in subway station according to claim 1 is characterized in that, described controlled terminal comprises terrain I/O, frequency converter and intelligent motor protection controller.
3. air conditioner ring control centralized control system in subway station according to claim 1 is characterized in that, described BAS system comprises A end BAS system and B end BAS system, and A end BAS system, B end BAS system constitute by two-node cluster hot backup PLC.
4. air conditioner ring control centralized control system in subway station according to claim 3, it is characterized in that, adopt four EPA switches between described A end BAS system and the B end BAS system, form redundant loop ethernet network, A end ring control system provides redundant Ethernet interface to insert redundant loop ethernet in A end BAS system, and B end ring control system provides redundant Ethernet interface to insert redundant loop ethernet in B end BAS system.
5. air conditioner ring control centralized control system in subway station according to claim 1, it is characterized in that, described A end PLC (10), A holds lcd touch display screen (11), B holds PLC (12), B end lcd touch display screen (13) employing and BAS system fully independently Ethernet realize two ends PLC, exchanges data between the lcd touch display screen of two ends, wherein, A holds PLC (10), A end lcd touch display screen (11) is all connected by straight through cable with the A end switch, B holds PLC (12), B end lcd touch display screen (13) is all connected by straight through cable with the B end switch, and the A end switch, the B end switch is connected by optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205396356U CN201811388U (en) | 2010-09-25 | 2010-09-25 | Environmental-control centralized control system of ventilated air conditioner of subway station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205396356U CN201811388U (en) | 2010-09-25 | 2010-09-25 | Environmental-control centralized control system of ventilated air conditioner of subway station |
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| CN201811388U true CN201811388U (en) | 2011-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205396356U Expired - Fee Related CN201811388U (en) | 2010-09-25 | 2010-09-25 | Environmental-control centralized control system of ventilated air conditioner of subway station |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276749A (en) * | 2013-05-29 | 2013-09-04 | 中国人民解放军总参谋部工程兵第四设计研究院 | Urban rail traffic engineering civil air defense system |
| CN103401740A (en) * | 2013-08-08 | 2013-11-20 | 中水北方勘测设计研究有限责任公司 | Computer wide area network system for long distance water diversion project automated information transmission |
| CN110135075A (en) * | 2019-05-17 | 2019-08-16 | 中铁二院北方勘察设计有限责任公司 | A kind of dynamic design approach of Environmental Control System of Metro |
| CN110645679A (en) * | 2019-10-10 | 2020-01-03 | 南京瑞松信息科技有限公司 | Central air-conditioning energy-saving control system and method for subway station |
| CN111301459A (en) * | 2020-02-27 | 2020-06-19 | 广东汉维科技有限公司 | Energy-saving control system and method for subway environmental control system |
| CN113495522A (en) * | 2020-03-19 | 2021-10-12 | 南京南瑞继保电气有限公司 | Method and device for determining on-duty state of PLC in environment and equipment monitoring system |
-
2010
- 2010-09-25 CN CN2010205396356U patent/CN201811388U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276749A (en) * | 2013-05-29 | 2013-09-04 | 中国人民解放军总参谋部工程兵第四设计研究院 | Urban rail traffic engineering civil air defense system |
| CN103276749B (en) * | 2013-05-29 | 2015-03-04 | 中国人民解放军总参谋部工程兵第四设计研究院 | Urban rail traffic engineering civil air defense system |
| CN103401740A (en) * | 2013-08-08 | 2013-11-20 | 中水北方勘测设计研究有限责任公司 | Computer wide area network system for long distance water diversion project automated information transmission |
| CN110135075A (en) * | 2019-05-17 | 2019-08-16 | 中铁二院北方勘察设计有限责任公司 | A kind of dynamic design approach of Environmental Control System of Metro |
| CN110645679A (en) * | 2019-10-10 | 2020-01-03 | 南京瑞松信息科技有限公司 | Central air-conditioning energy-saving control system and method for subway station |
| CN111301459A (en) * | 2020-02-27 | 2020-06-19 | 广东汉维科技有限公司 | Energy-saving control system and method for subway environmental control system |
| CN111301459B (en) * | 2020-02-27 | 2022-03-29 | 广东汉维科技有限公司 | Energy-saving control system and method for subway environmental control system |
| CN113495522A (en) * | 2020-03-19 | 2021-10-12 | 南京南瑞继保电气有限公司 | Method and device for determining on-duty state of PLC in environment and equipment monitoring system |
| CN113495522B (en) * | 2020-03-19 | 2022-12-13 | 南京南瑞继保电气有限公司 | Method and device for determining on-duty state of PLC in environment and equipment monitoring system |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20110925 |