CN206115253U - Desulfurization DCS control system - Google Patents
Desulfurization DCS control system Download PDFInfo
- Publication number
- CN206115253U CN206115253U CN201621019990.4U CN201621019990U CN206115253U CN 206115253 U CN206115253 U CN 206115253U CN 201621019990 U CN201621019990 U CN 201621019990U CN 206115253 U CN206115253 U CN 206115253U
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- CN
- China
- Prior art keywords
- dcs
- station
- desulfurization
- engineer
- switch
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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 desulfurization DCS control system, it contains: the DCS switch board, the switch, operator station, database server engineer station, historical station and OPC station, it utilizes network communication system and DCS switch board to be connected through the switch respectively, the switch setting 2 platform, arrange in between the desulfurization electron, the operator station sets up 2, arranges in the central station of floating dock, database server engineer station sets up 1, arranges the engineer's cab in desulfurization DCS, historical station sets up 2, adopts the configuration of redundant historical station, arranges the engineer's cab in DCS, the OPC station sets up 1, arranges the engineer's cab in DCS, the DCS switch board sets up 3, the switch setting 2 platform. Its advantage is: adopt DCS control to load reliable redundancy power supply, dispose the workstation of reasonable quantity, make desulfurization DCS control system's security obtain to improve with stability, provide the strong guarantee for the steady operation of unit.
Description
Technical field
The utility model is related to a kind of desulfurization DCS control systems.
Background technology
It is the design and construction carried out as thermal power plant ancillary equipment that I takes charge of No. 1 generator set desulfurization system, in input
After production and management, the country's constantly higher reduction of discharging standard of proposition and requirement, wherein mainly including：By-pass damper lead sealing, side
Road flue is removed, near-zero release is transformed etc., and the safe and stable operation of desulphurization system has been equal to even above unit.In this process
In, the defect and drawback of desulphurization control PLC control system gradually expose, the safe and stable operation of the unit for having jeopardized and environmental protection
Work management.
Former PLC control system has problems in that：1st, there are firmware defects in PLC；2nd, PLC HALT is deposited
In failure；3rd, PLC cannot realize complex calculation and the Premium Features such as energy-saving；4th, desulfurization DCS control systems historical record is not
Entirely, history curve is inconvenient to have access to；5th, PLC system unstable networks cause operator's picture data to lose；6th, unit CPU quantity
Few, reliability is low.
Utility model content
The purpose of this utility model is to provide a kind of desulfurization DCS control systems, using DCS controls, and loads reliable
Redundant power, configures the work station of fair amount, and the safety and stability for making desulfurization DCS control systems is improved.
In order to achieve the above object, the utility model is achieved through the following technical solutions：
A kind of desulfurization DCS control systems, is characterized in that, comprising：
DCS switch boards；
Switch；
Operator station, database server/engineer station, history station and OPC station, it utilizes net by switch respectively
Network communication system is attached with DCS switch boards.
Above-mentioned desulfurization DCS control systems, wherein：
Described switch configuration 2, is arranged between desulfurization electronics；
Operator station arranges 2, is arranged in central station of floating dock；
Database server/engineer station arranges 1, is arranged in desulfurization DCS engineer's cabs；
History station arranges 2, is configured using redundancy-history station, is arranged in DCS engineer's cabs；
OPC stations arrange 1, are arranged in DCS engineer's cabs；
DCS switch boards arrange 3；
Switch configuration 2.
Above-mentioned desulfurization DCS control systems, wherein, described DCS switch boards include process control unit DPU, the process
Control unit DPU is included：
Two pairs of process controllers, the subsidiary engine equipment control of important operation arranged side by side or active/standby is arranged respectively at different mistakes
In range controller；
I/O modules, two pairs of process controllers connect I/O signals by the I/O modules；
Power-supply system, the two-way alternating current 220V AC power supplies that its input connection user provides, two described in output end connection
To process control unit DPU.
Above-mentioned desulfurization DCS control systems, wherein：
Described network communication system adopts the integration of the 100Mbps of individual layer, point-to-point peering structure redundancy
Fast Ethernet, be not provided with any gateway.
Above-mentioned desulfurization DCS control systems, wherein：
Described power-supply system is the power distribution panel for being arranged in electric room, and it is furnished with signal ground and is safely grounded
Copper bar, using signal ground and safely separates mode of connection, the grounded screen for finally providing with single-point grounding mode accessing user.
The utility model has compared with prior art advantages below：Using DCS controls, and load reliable redundant electric
Source, configures the work station of fair amount, and the safety and stability for making desulfurization DCS control systems is improved, and is the steady of unit
Fixed operation provides strong guarantee, while effectively reducing environmentally friendly managing risk, can carry for the DCS system transformation of same type thermal power plant
For experience for reference.
Description of the drawings
Fig. 1 is system block diagram of the present utility model.
Specific embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the utility model is done and is further explained
State.
As shown in figure 1, a kind of desulfurization DCS control systems, are applied to No. 1 generator set desulfurization system of this department, it is included：DCS is controlled
Cabinet processed 1；Switch 2, is that controller and man-machine interface provide communication；Operator station 3, database server/engineer station 4, go through
History station 5 and OPC stations 6, it is attached respectively using network communication system by switch 2 with DCS switch boards 1.
Described switch 2 arranges 2, is arranged between desulfurization electronics；Operator station 3 arranges 2, is arranged in central station of floating dock；
Database server/engineer station 4 arranges 1, is arranged in desulfurization DCS engineer's cabs；History station 5 arranges 2, is gone through using redundancy
History station configures, and is arranged in DCS engineer's cabs；OPC stations 6 arrange 1, are arranged in DCS engineer's cabs；DCS switch boards 1 arrange 3；
Switch 2 arranges 2.
Described DCS switch boards 1 include core component process control unit DPU, realize DCS protections, analog regulation, order
Control, data acquisition are equal to the directly related function of technical process and equipment, and process control unit DPU is included：Two pairs of processes
Controller, it is important for the generation for preventing a pair of process controller failure causing unit forced outage event using redundant configuration
The subsidiary engine of arranged side by side or active/standby operation（Auxiliary）Equipment control is arranged respectively in different process controllers, for example：Serum recycle
Pump A, slurry circulating pump B are arranged on a pair of process controllers, and slurry circulating pump C, slurry circulating pump D are arranged in another to process
On controller；I/O modules, two pairs of process controllers connect I/O signals by the I/O modules；Power-supply system, for desulfurization DCS
The power supply of control system, the two-way alternating current 220V AC power supplies that its input connection user provides, described two couple of output end connection
Process control unit DPU, described power-supply system is the power distribution panel for being arranged in electric room, and it is furnished with signal ground and peace
Full ground grounding copper bar, using signal ground and safely separates mode of connection, is finally provided with single-point grounding mode accessing user
Grounded screen, during normal work, two road power supplys of each power distribution panel work simultaneously, 50% load of each band, when power failure all the way
Afterwards, 100% load of the automatic band of another road power supply, to guarantee the normal operation of system.
Described network communication system adopts the integration of the 100Mbps of individual layer, point-to-point peering structure redundancy
Fast Ethernet, be not provided with any gateway.
In sum, this desulphurization system is using DCS controls, and loads reliable redundant power, configures the work of fair amount
Stand, the safety and stability for making system is improved, the stable operation for unit provides strong guarantee, while effectively drop
Low environmentally friendly managing risk, can offer reference experience for the DCS system transformation of same type thermal power plant.
Although content of the present utility model has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as to restriction of the present utility model.After those skilled in the art have read the above, for
Various modifications and substitutions of the present utility model all will be apparent.Therefore, protection domain of the present utility model should be by appended
Claim limiting.
Claims (5)
1. a kind of desulfurization DCS control systems, it is characterised in that include：
DCS switch boards（1）；
Switch（2）；
Operator station（3）, database server/engineer station（4）, history station（5）And OPC stations（6）, it is respectively by exchanging
Machine（2）Using network communication system and DCS switch boards（1）It is attached.
2. desulfurization DCS control systems as claimed in claim 1, it is characterised in that：
Described switch（2）2 are arranged, is arranged between desulfurization electronics；
Operator station（3）2 are arranged, central station of floating dock is arranged in；
Database server/engineer station（4）1 is arranged, desulfurization DCS engineer's cabs are arranged in；
History station（5）2 are arranged, is configured using redundancy-history station, be arranged in DCS engineer's cabs；
OPC stands（6）1 is arranged, DCS engineer's cabs are arranged in；
DCS switch boards（1）Arrange 3；
Switch（2）Arrange 2.
3. desulfurization DCS control systems as claimed in claim 1, it is characterised in that described DCS switch boards（1）Comprising process
Control unit DPU, process control unit DPU is included：
Two pairs of process controllers, the subsidiary engine equipment control of important operation arranged side by side or active/standby is arranged respectively at different excessively program control
In device processed；
I/O modules, two pairs of process controllers connect I/O signals by the I/O modules；
Power-supply system, the two-way alternating current 220V AC power supplies that its input connection user provides, two pairs of described mistakes of output end connection
Process control cells D PU.
4. desulfurization DCS control systems as claimed in claim 1, it is characterised in that：
Described network communication system is using the integrated fast of the 100Mbps of individual layer, point-to-point peering structure redundancy
Fast Ethernet, is not provided with any gateway.
5. desulfurization DCS control systems as claimed in claim 3, it is characterised in that：
Described power-supply system is the power distribution panel for being arranged in electric room, and it is furnished with signal ground and safely grounding copper
Row, using signal ground and safely separates mode of connection, finally with the grounded screen of single-point grounding mode accessing user offer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621019990.4U CN206115253U (en) | 2016-08-31 | 2016-08-31 | Desulfurization DCS control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621019990.4U CN206115253U (en) | 2016-08-31 | 2016-08-31 | Desulfurization DCS control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206115253U true CN206115253U (en) | 2017-04-19 |
Family
ID=58516283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621019990.4U Expired - Fee Related CN206115253U (en) | 2016-08-31 | 2016-08-31 | Desulfurization DCS control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206115253U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227668A (en) * | 2018-04-04 | 2018-06-29 | 上海天坛助剂有限公司 | Sodium peroxydisulfate and potassium peroxydisulfate process units DCS control systems and control method |
| CN108279658A (en) * | 2018-04-04 | 2018-07-13 | 上海天坛助剂有限公司 | Persulfate process units DCS control systems and control method |
| CN108319247A (en) * | 2018-04-04 | 2018-07-24 | 上海天坛助剂有限公司 | Ammonium persulfate process units DCS control systems and control method |
| CN109869634A (en) * | 2019-01-28 | 2019-06-11 | 中国石油天然气集团公司 | A kind of natural gas line divides defeated realization system automatically and divides defeated implementation method automatically |
-
2016
- 2016-08-31 CN CN201621019990.4U patent/CN206115253U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227668A (en) * | 2018-04-04 | 2018-06-29 | 上海天坛助剂有限公司 | Sodium peroxydisulfate and potassium peroxydisulfate process units DCS control systems and control method |
| CN108279658A (en) * | 2018-04-04 | 2018-07-13 | 上海天坛助剂有限公司 | Persulfate process units DCS control systems and control method |
| CN108319247A (en) * | 2018-04-04 | 2018-07-24 | 上海天坛助剂有限公司 | Ammonium persulfate process units DCS control systems and control method |
| CN109869634A (en) * | 2019-01-28 | 2019-06-11 | 中国石油天然气集团公司 | A kind of natural gas line divides defeated realization system automatically and divides defeated implementation method automatically |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20210831 |