CN103326275A - Method for design optimization of power plant cables based on equipment distributed arrangement - Google Patents
Method for design optimization of power plant cables based on equipment distributed arrangement Download PDFInfo
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- CN103326275A CN103326275A CN2013102853907A CN201310285390A CN103326275A CN 103326275 A CN103326275 A CN 103326275A CN 2013102853907 A CN2013102853907 A CN 2013102853907A CN 201310285390 A CN201310285390 A CN 201310285390A CN 103326275 A CN103326275 A CN 103326275A
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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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Abstract
The invention discloses a method for design optimization of power plant cables based on equipment distributed arrangement. The measures adopted in the method are as follows: performing distributed arrangement of electronic equipment rooms, namely arranging electronic equipment rooms of a power plant in a distributed way, so as to shorten a distance between an equipment cabinet of a distributed control system DCS and on-site equipment and to reduce the consumption of cable bridges and cables; setting a remote input/output (I/O) station: setting a remote I/O station on a place where detecting points are relatively concentrated and a relatively long distance is kept with the electronic equipment room, thus connecting with the on-site equipment in distributed arrangement through the remote I/O station, such that cable paths are dispersed and uniformly distributed, so as to reduce the consumption of the cable bridges and the cables; setting an on-site junction box and a power distribution panel. The method, through the distributed arrangement, can be used for shortening the distance between the equipment cabinet of DCS and the on-site equipment, and reducing the consumption of the cables and the cable bridges, so that the cables are more uniform and dispersive in distance distribution, cables and cable laying expenses are reduced, and layout of the plant is more compact; moreover, emission of poisonous and harmful substances is reduced as well.
Description
Technical field
The present invention relates to the method based on power plant's cable design optimization of equipment dispersed placement, is a kind of scheme of optimizing power plant's cable arrangements.Belong to electric power factory equipment technical field is set.
Background technology
Along with the arrival in mechanical automation epoch, electricity needs increases severely day by day, for satisfy daily life, need of production provides stable electric energy, the energy output of Utilities Electric Co. improves constantly.Improving power generating capacity must need to increase the power equipment of various large-scale units.
In the electronic equipment layout of power plant, adopt centralized arrangement at present, full factory adopts an electric room, with DCS rack centralized arrangement in electric room, equipment directly is linked into the DCS rack on the spot, and the signal parallel of each electronic equipment is linked into the DCS system, and distribution box also adopts centralized arrangement.Because the cable consumption is the important indicator that power plant's design is considered, directly embodied the quality of design.Existing electronic equipment layout need to expend a large amount of cables, has not only improved construction cost, and toxic gas and the harmful substance of the many dischargings of cable consumption are also more, and the healthy of staff affected; The cable testing bridge number of plies and width that the cable consumption needs more are also higher, make the layout of main power house also in disorder.
Summary of the invention
Purpose of the present invention, many in order to overcome prior art cable consumption, a kind of method of optimizing based on power plant's cable design of equipment dispersed placement is provided, this scheme not only can reduce cable consumption and the cable testing bridge number of plies, width, optimize Cable layout, can also reduce cable to the impact of operational environment.
Purpose of the present invention can be achieved through the following technical solutions:
1, the method for optimizing based on power plant's cable design of equipment dispersed placement is characterized in that taking following measure:
1) electronic equipment area dispersed placement
With the electronic equipment area dispersed placement of power plant, with the rack that shortens distributed monitoring control system and the distance between the equipment on the spot, minimizing cable testing bridge and cable consumption;
2) remote I/O station is set
Concentrate and the place far away apart from electronic equipment area arranges remote I/O station at test point, link to each other with the on the spot equipment of dispersed placement by remote I/O station; Namely by being set, remote I/O station make cable trace disperse, be evenly distributed, to reduce cable testing bridge and cable consumption;
3) on the spot terminal box and power distribution panel are set
In the place that measuring instrument and control appliance are relatively concentrated, to the further dispersed placement on the spot of the indoor control of described electronic electric equipment and controller switching equipment, to reduce cable testing bridge and cable consumption.
Further: control and the dispersed placement of controller switching equipment, to the further dispersed placement on the spot of the indoor control of described electronic equipment and controller switching equipment, to reduce cable testing bridge and cable consumption.
Further: measure 2) describedly concentrate and the place far away apart from electronic equipment area arranges remote I/O station at test point, refer to that air and gas system, the hydrophobic platform of boiler, generator body thermometric zone, steam turbine condensate and hydrophobic region place arrange remote I/O station behind Boiler Metallic Wall temperature area, stove, with minimizing cable amount, and make being evenly distributed, disperseing of cable.
Further: measure 3) described setting terminal box on the spot, terminal box namely is set in the place that equipment is on the spot concentrated carries out cable and merge, the use of counting cable by reducing little core increases the use of Multi-core number cable, reduces the cable consumption.
Further: measure 3) the described power distribution panel that arranges, namely in the zone that electric operator is concentrated, the small distribution case is set disperses distribution, reduce the cable consumption.
Further: measure 1) described electronic equipment area dispersed placement with power plant mainly refers to the dispersed placement of boiler electronic equipment area and steam turbine electronic equipment area; Described boiler refers to common coal fired boiler or CFBB, and described steam turbine refers to steam turbine.
Further: the control that described electronic equipment is indoor and controller switching equipment be dispersed placement on the spot further, refer on the basis of boiler distribution box, steam turbine distribution box dispersed placement, further disperse, will blow grey power cabinet dispersed placement to each soot blower platform, to reduce cable testing bridge and cable consumption.
Further: in measure 1) in the described electronic equipment area dispersed placement, adopt field bus technique, the communication box of each fieldbus network segment is arranged on the spot near the equipment, the signal of parallel transmission is converted to the signal of serial transmission by bus protocol, reduce the cable consumption.
Beneficial effect of the present invention:
1, the present invention is by adopting the electronic electric equipment dispersed placement, shortened the rack of distributed monitoring control system and the distance between the equipment on the spot, shortened controller switching equipment and the distance between the equipment on the spot, and this scheme has realized following effect:
1. reduced cable consumption and cable laying expense, made cable distance be more evenly distributed, disperse;
2. reduced the number of plies, the width of cable testing bridge, optimized the crane span structure layout, made the layout of main power house compacter;
3. reduced the impact of venomous injurant confrontation environment.
2, the present invention is by the design that becomes more meticulous, setting up terminal box carries out the cable merging and sets up the small distribution case, electronic electric equipment is further disperseed, set up terminal box and not only be convenient to increase measuring point nearby, pass through the fixing point integrated test when also being convenient to the line inspection, thereby shorten the repair time, saved operation, maintenance cost.
3, the present invention has improved power plant's digitize and informationize level by adopting field bus technique, has reduced operating cost.
Embodiment
The below is further described the present invention.
Specific embodiment 1:
Method based on power plant's cable design of equipment dispersed placement is optimized is characterized in that taking following measure:
1) electronic equipment area dispersed placement
With the electronic equipment area dispersed placement of power plant, with the rack that shortens distributed monitoring control system and the distance between the equipment on the spot, minimizing cable testing bridge and cable consumption; The described dispersed placement that the electronic equipment area dispersed placement of power plant is mainly referred to boiler electronic equipment area and steam turbine electronic equipment area; Described boiler refers to common coal fired boiler or CFBB, and described steam turbine refers to steam turbine.
2) remote I/O station is set
Concentrate and the place far away apart from electronic equipment area arranges remote I/O station at test point, link to each other with the on the spot equipment of dispersed placement by remote I/O station; Namely by being set, remote I/O station make cable trace disperse, be evenly distributed, to reduce cable testing bridge and cable consumption.
Describedly concentrate and the place far away apart from electronic equipment arranges remote I/O station at test point, namely in the control room or the regulation and control center remote I/O station is set.The places such as air and gas system, the hydrophobic platform of boiler, generator body thermometric zone, steam turbine condensate and hydrophobic region arrange remote I/O station behind distance Boiler Metallic Wall temperature area, stove, by mechanics of communication realize that air and gas system behind control room or regulation and control center pair and Boiler Metallic Wall temperature area, the stove, the hydrophobic platform of boiler, generator body thermometric are regional, measurement and the control of steam turbine condensate and hydrophobic region, reduced the cable amount by remote I/O station is set, and made being evenly distributed, disperseing of cable.
3) on the spot terminal box and power distribution panel are set
In measuring instrument and the relatively more concentrated place of control appliance, to the further dispersed placement on the spot of the indoor control of described electronic electric equipment and controller switching equipment, to reduce cable testing bridge and cable consumption, described setting is terminal box on the spot, namely the equipment place of concentrating arranges terminal box and carries out cable and merge on the spot, count the use of cable by reducing little core, increase the use of Multi-core number cable, reduce the cable consumption.Adding the zone of drawing gas, boiler fire inspection zone etc. such as: steam turbine zero rice hydrophobic region, the hydrophobic platform of boiler, steam turbine enclosed water and hydrophobic region, height arranges terminal box and carries out cable and merge, count the use of cable by reducing little core, increase the use of Multi-core number cable, reduced the cable consumption.
After adopting terminal box to merge cable, when the scene need to increase measuring point, can access the junction box nearby, shorten the repair time, save recondition expense, reduce life cycle cost.After adopting terminal box to merge cable, the line inspection can needn't be dispersed to each respectively inquiry of point at the fixing point integrated test, has saved the time, has reduced cost of labor.
The described power distribution box that arranges namely in the zone that electric operator is concentrated, arranges the small distribution case and disperses distribution, reduces the cable consumption.
Control and the dispersed placement of controller switching equipment, the control that electronic equipment is indoor and controller switching equipment be dispersed placement on the spot further, to reduce cable testing bridge and cable consumption.The control that described electronic equipment is indoor and controller switching equipment further on the spot dispersed placement refer on the basis of boiler distribution box, steam turbine distribution box dispersed placement, further disperse, for example: will blow grey power cabinet dispersed placement to each soot blower platform, to reduce cable testing bridge and cable consumption.
The below is take two 1,000,000 unit main power house cable consumptions as example, and A power plant has adopted the present invention program:
1) electronic equipment area dispersed placement is with boiler electronic equipment area and the steam turbine electronic equipment area dispersed placement of power plant, with the rack that shortens distributed monitoring control system and the distance between the equipment on the spot;
2) remote I/O station is set, is provided with respectively tube wall temperature remote I/O station and air and gas system remote I/O station at 70.0 meters platforms of boiler and 17.0 meters platforms, be provided with steam turbine condensate remote I/O station at steam turbine zero rice;
3) terminal box is set in the place that equipment is on the spot concentrated and carries out cable and merge, add the zone of drawing gas, boiler fire inspection zone etc. at the hydrophobic platform of boiler, steam turbine enclosed water and hydrophobic region, height and be provided with a large amount of terminal boxes and carry out cable and merge.
Main power house cable consumption is 1158 kms behind employing the present invention, be 1312 kms and do not adopt two 1,000,000 unit main power house cable consumptions of B of the present invention power plant, two 1,000,000 unit main power house cable consumptions of C power plant are more than 1360 public kms, and two 1,000,000 unit main power house cable consumptions of D power plant are km more than 1400.Can find out, behind use the present invention, A power plant directly saves approximately 164 kms of cable with respect to B power plant, nearly 3,000,000 yuan of the expense of saving cable and cable laying.
Specific embodiment 2:
The characteristics of the present embodiment are, prioritization scheme based on the new equipment new technology, in measure 1) in the described electronic equipment area dispersed placement, adopt field bus technique, the communication box of each fieldbus network segment is arranged on the spot near the equipment, the signal of parallel transmission is converted to the signal of serial transmission by bus protocol, reduces the cable consumption.
Because communication box is arranged on the spot, respectively the signal of equipment is received communication box and is accessed distributed monitoring control system again on the spot, communication box and on the spot between the equipment distance very near, the cable consumption seldom, adopt excess cable to carry out communication between communication box and the distributed monitoring control system, cable amount routine greatly reduces.
Take the main power house of two 300,000 Properties of CFB as example, after adopting field bus technique of the present invention, greatly reduced the cable consumption, two unit construction drawing cable consumptions are about 545 kms, two machine construction drawings of same type units cable amount generally is about 830 kms, saves approximately 1/3 than same type units.
Claims (8)
1. the method for optimizing based on power plant's cable design of equipment dispersed placement is characterized in that taking following measure:
1) electronic equipment area dispersed placement
With the electronic equipment area dispersed placement of power plant, with the rack that shortens distributed monitoring control system and the distance between the equipment on the spot, minimizing cable testing bridge and cable consumption;
2) remote I/O station is set
Concentrate and the place far away apart from electronic equipment area arranges remote I/O station at test point, link to each other with the on the spot equipment of dispersed placement by remote I/O station; Namely by being set, remote I/O station make cable trace disperse, be evenly distributed, to reduce cable testing bridge and cable consumption;
3) on the spot terminal box and power distribution panel are set
In the place that measuring instrument and control appliance are relatively concentrated, to the further dispersed placement on the spot of the indoor control of described electronic electric equipment and controller switching equipment, to reduce cable testing bridge and cable consumption.
2. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 1, it is characterized in that: the dispersed placement of control and controller switching equipment, to the further dispersed placement on the spot of the indoor control of described electronic equipment and controller switching equipment, to reduce cable testing bridge and cable consumption.
3. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 1, it is characterized in that: measure 2) describedly concentrate and the place far away apart from electronic equipment area arranges remote I/O station at test point, refer to that air and gas system, the hydrophobic platform of boiler, generator body thermometric zone, steam turbine condensate and hydrophobic region place arrange remote I/O station behind Boiler Metallic Wall temperature area, stove, with minimizing cable amount, and make being evenly distributed, disperseing of cable.
4. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 1, it is characterized in that: measure 3) described setting terminal box on the spot, terminal box namely is set in the place that equipment is on the spot concentrated carries out cable and merges, count the use of cable by reducing little core, increase the use of Multi-core number cable, reduce the cable consumption.
5. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 1, it is characterized in that: measure 3) the described power distribution panel that arranges, namely in the zone that electric operator is concentrated, the small distribution case is set disperses distribution, reduce the cable consumption.
6. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 1, it is characterized in that: measure 1) described electronic equipment area dispersed placement with power plant mainly refers to the dispersed placement of boiler electronic equipment area and steam turbine electronic equipment area; Described boiler refers to common coal fired boiler or CFBB, and described steam turbine refers to steam turbine.
7. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 2, it is characterized in that: the control that described electronic equipment is indoor and controller switching equipment be dispersed placement on the spot further, refer on the basis of boiler distribution box, steam turbine distribution box dispersed placement, further disperse, to blow grey power cabinet dispersed placement to each soot blower platform, to reduce cable testing bridge and cable consumption.
8. the method for optimizing based on the power plant cable design of equipment dispersed placement according to claim 1, it is characterized in that: in measure 1) in the described electronic equipment area dispersed placement, adopt field bus technique, the communication box of each fieldbus network segment is arranged on the spot near the equipment, the signal of parallel transmission is converted to the signal of serial transmission by bus protocol, reduces the cable consumption.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013102853907A CN103326275A (en) | 2013-07-08 | 2013-07-08 | Method for design optimization of power plant cables based on equipment distributed arrangement |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013102853907A CN103326275A (en) | 2013-07-08 | 2013-07-08 | Method for design optimization of power plant cables based on equipment distributed arrangement |
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| CN103326275A true CN103326275A (en) | 2013-09-25 |
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| CN2013102853907A Pending CN103326275A (en) | 2013-07-08 | 2013-07-08 | Method for design optimization of power plant cables based on equipment distributed arrangement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760880A (en) * | 2014-02-19 | 2014-04-30 | 中国能源建设集团广东省电力设计研究院 | Field bus network segment optimization method and optimization structure of DCS |
| CN103914053A (en) * | 2014-04-18 | 2014-07-09 | 天津春辉兴科技有限责任公司 | Device and method for controlling distribution trigger cabinet with field bus |
| CN104731038A (en) * | 2013-12-23 | 2015-06-24 | 上海西门子工业自动化有限公司 | System and method for designing and developing process control system equipment cabinets based on COMOS |
Citations (1)
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| CN201897729U (en) * | 2011-03-31 | 2011-07-13 | 广州大学城华电新能源有限公司 | Power plant-dedicated remote distributed centralized control system based on industrial Ethernet |
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- 2013-07-08 CN CN2013102853907A patent/CN103326275A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201897729U (en) * | 2011-03-31 | 2011-07-13 | 广州大学城华电新能源有限公司 | Power plant-dedicated remote distributed centralized control system based on industrial Ethernet |
Non-Patent Citations (2)
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| 陈荣: "浅谈热工设备物理分散优化布置在电厂的运用", 《中国高新技术企业》 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104731038A (en) * | 2013-12-23 | 2015-06-24 | 上海西门子工业自动化有限公司 | System and method for designing and developing process control system equipment cabinets based on COMOS |
| CN104731038B (en) * | 2013-12-23 | 2017-10-13 | 西门子工厂自动化工程有限公司 | Process Control System cabinet design development system and development approach based on COMOS |
| CN103760880A (en) * | 2014-02-19 | 2014-04-30 | 中国能源建设集团广东省电力设计研究院 | Field bus network segment optimization method and optimization structure of DCS |
| CN103914053A (en) * | 2014-04-18 | 2014-07-09 | 天津春辉兴科技有限责任公司 | Device and method for controlling distribution trigger cabinet with field bus |
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Address after: 510670 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Applicant after: Company limited of China Energy Engineering Group Guangdong Electric Power Design Institute Address before: 510670 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Applicant before: Guangdong Electric Power Design Institute of CEEC |
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Free format text: CORRECT: APPLICANT; FROM: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC POWER DESIGN INSTITUTE TO: CHINA ENERGY ENGINEERING GROUP GUANGDONG ELECTRIC POWER DESIGN INSTITUTE CO., LTD. |
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Application publication date: 20130925 |