CN202758212U - Integrated automatic monitoring system of pumping station - Google Patents
Integrated automatic monitoring system of pumping station Download PDFInfo
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- CN202758212U CN202758212U CN2012201551277U CN201220155127U CN202758212U CN 202758212 U CN202758212 U CN 202758212U CN 2012201551277 U CN2012201551277 U CN 2012201551277U CN 201220155127 U CN201220155127 U CN 201220155127U CN 202758212 U CN202758212 U CN 202758212U
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- 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
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Abstract
The utility model relates to an integrated automatic monitoring system of a pumping station. The integrated automatic monitoring system comprises a central control center and at least one in-situ pumping station. The central control center comprises a first programmable controller, and a first man-machine interaction module, a data server and a first communication module which are connected with the first programmable controller. The in-situ pumping station comprises a second programmable controller, and a second man-machine interaction module, a frequency conversion control module, a data acquisition module and a second communication module which are connected with the second programmable controller. The central control center is in communication connection with the in-situ pumping station. By means of the integrated automatic monitoring system of the utility model, local control and remote control can be realized. The pumping station is automatically operated and controlled, in a manner of being unattended or attended by few people. The adoption of the frequency conversion control module reduces the energy consumed by the pumping station and achieves the environmentally-friendly and energy-saving effects.
Description
Technical field
The utility model relates to the pumps station field, more particularly, relates to a kind of pump station integrated Automatic monitoring systems.
Background technology
Since building up the large-scale filling of First row pumping plant from early 1960s, through nearly 50 years development, large-scale filling row pumping plant has become the important infrastructure of China's agricultural production, the important component part of waterlogging prevention system, the main support of rural economy social development, improve the basic guarantee of region environment, for agricultural is resisted bloods and droughts, guarantee the agricultural high and stable yields, Ensuring Food Safety, promote Sustainable Developmentof Rural Economy, alleviate countryside potable water security pressure and improve Ecological Environment etc. and brought into play vital role, obtained significant social benefit, economic benefit and ecological benefits.But because the special environment of row's pumping plant development is filled with by China, caused the overall technology situation relatively poor, particularly major part is all through the operation in more than 30 years, aspect pump station engineering, mainly exist construction criteria low, the design unreasonable, engineering is filled with low, the benefit decay of row's ability, the problems such as operational efficiency is low, energy consumption is high, and electromechanical equipment is aging seriously, poor reliability, and buildings is long neglected and in disrepair, engineering safety hidden danger is many; Aspect engineering management, mainly exist management system unsound, " two take " difficult implementing, the problem such as water pricing reform is slow and " reversal of the natural order of things " phenomenon is serious, and robotization and the level of informatization are low, and handling facility is simple and crude, and workforce's quality is not high.The needs that this state can not adapt to the Chinese national economy sustainable development and build a well-off society in an all-round way far away also can't satisfy the requirement of Construction of Resource-preserving Society and modernization of water resources development.
Present domestic large pumping station control technology is a lot of local or conventional control loops of old-fashioned Control still, or the automatic control technology of part operates in conjunction with on-site manual, or the electrical equipment of distant place computing machine shirtsleeve operation; High-tension motor directly starts, power frequency operation.Have following shortcoming: 1. the electric operation circuit that exists of old-fashioned Control is complicated, to the maintenance band difficulty, the fairly simple shortcoming of control function of realization.2. the automatic control technology of part operates in conjunction with on-site manual, just simply simple to operateization, can't realize completely remote dispatching.3. the electrical equipment of distant place computing machine shirtsleeve operation, hand-kept data, the unmanned or few man on duty of the pumping station operation of failing really to realize.High-tension motor directly start stop, power frequency operation, its startup stops the stabilization of power grids being impacted large, long-term power frequency operation, power consumption is large, environmental protection and energy saving are poor.
The utility model content
The technical problems to be solved in the utility model is, always Control is electric that complicated, the semi-automatic control of operation circuit distant place pumping plant, high-tension motor directly start and stop, the defective of power frequency operation for the use of prior art, but the simple Automatic Control distant place pumping plant of a kind of operation circuit is provided and adopts the pump station integrated Automatic monitoring systems of variable frequency control.
The technical scheme that its technical matters that solves the utility model adopts is: construct a kind of pump station integrated automatic monitoring system, comprise control center and at least one on-the-spot pumping plant in one, described middle control center comprises the first Programmable Logic Controller, and the first human-computer interaction module, data server, the first communication module that are connected with described the first Programmable Logic Controller respectively; Described on-the-spot pumping plant comprises the second Programmable Logic Controller, and the second human-computer interaction module, the second Programmable Logic Controller, variable frequency control module, data acquisition module, the second communication module that are connected with described the second Programmable Logic Controller; Described middle control center and described on-the-spot pumping plant communication connection; Wherein, described the first human-computer interaction module comprises the first input block, the first display unit; Described the first display unit is used for display menu options, parametric line, form daily record, on-the-spot pumping plant duty; Described the second human-computer interaction module comprises the second input block, the second display unit, and described the second display unit is used for display menu options, parametric line, form daily record, pump group duty.
In pump station integrated automatic monitoring system described in the utility model, described data acquisition module comprises pump group electric simulation amount collecting unit, the non-electric simulation amount of pump group collecting unit, the collection of pump group process control quantity of state, pump group electric protection warning amount collecting unit, pump group mechanical protection amount collecting unit, pump group and auxiliary device quantity of state collecting unit.
In pump station integrated automatic monitoring system described in the utility model, described middle control center also comprises the first alarm unit; Described on-the-spot pumping plant also comprises the second alarm unit.
In pump station integrated automatic monitoring system described in the utility model, described variable frequency control module connects the pump group, the work of driving pump group.
In pump station integrated automatic monitoring system described in the utility model, described first communication module is the ethernet communication module.
Implement pump station integrated automatic monitoring system of the present utility model, have following beneficial effect: 1, native system adopts Programmable Logic Controller, has simplified the operation circuit challenge that old-fashioned relay exists; 2, Programmable Logic Controller+communication module integrated structure pattern, local control and distant place control classification can realize real control function far away; 3, adopt the variable frequency control module, reduce the pumping plant energy consumption, environmental protection and energy saving.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structured flowchart of pump station integrated Automatic monitoring systems of the present utility model;
Fig. 2 is the embodiment of pump station integrated Automatic monitoring systems of the present utility model.
Embodiment
In order to make the purpose of this utility model clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 1, in the structured flowchart of pump station integrated Automatic monitoring systems of the present utility model, comprise in one among control center 100 and at least one on-the-spot pumping plant 200(figure and only draw an on-the-spot pumping plant, all the other pump station structures are with to draw pump station structure the same, all with 100 communication connections of middle control center), middle control center 100 comprises the first Programmable Logic Controller 11, and the first human-computer interaction module 12, data server 13, the first communication module 14 that are connected with the first Programmable Logic Controller 11 respectively; On-the-spot pumping plant 200 comprises the second Programmable Logic Controller 21, and the second human-computer interaction module 22, variable frequency control module 23, second communication module 24, the data acquisition module 25 that are connected with the second Programmable Logic Controller 21; Middle control center 100 and on-the-spot pumping plant 200 communication connections.Variable frequency control module 23 connects the pump group, the work of driving pump group.The first human-computer interaction module 11 comprises the first input block, the first display unit, the first alarm unit, and the first display unit is used for display menu options, parametric line, form daily record, pump group duty.The second human-computer interaction module 22 comprises the second input block, the second display unit, the second alarm unit, and the second display unit is used for display menu options, parametric line, form daily record, pump group duty.
Data acquisition module 25 in the on-the-spot pumping plant 200 comprises pump group electric simulation amount collecting unit, the non-electric simulation amount of pump group collecting unit, the collection of pump group process control quantity of state, pump group electric protection warning amount collecting unit, pump group mechanical protection amount collecting unit, pump group and auxiliary device quantity of state collecting unit.Pump group electric simulation amount collecting unit: be used for the parameters such as timing acquiring pump group voltage, the magnitude of current, frequency, active power and reactive power; The non-electric simulation amount of pump group collecting unit: be used for timing acquiring pump group stator coil, pump group bearing shell, bearing and chiller temperature thereof, and the vibration of pump group, pressure and relevant flow; Pump group process control quantity of state collecting unit: be used for when unit starting, shutdown, gathering the pump group quantity of state in each sequence of operation step, the line item of going forward side by side; Pump group electric protection warning amount collecting unit: be used for gathering pump group electric protection information by communication port and hard wire, in case collect the protection warning message, immediately with control center in this direct information, while display alarm and sound equipment on the terrain monitoring panel; Pump group mechanical protection amount collecting unit: gather pump group mechanical protection action message; Pump group and auxiliary device quantity of state collecting unit: the running status that is used for monitoring each pump group and auxiliary device thereof.
Each data that data acquisition module 25 gathers send the second Programmable Logic Controller 21 analyzing and processing to, then the second display unit at the second human-computer interaction module 22 shows, can also the data after the analyzing and processing be sent to middle control center 100 by second communication module 24.The second Programmable Logic Controller 21 has when unusual in the image data that receives, and reports to the police by the second alarm unit, and this second alarm unit can be warning lamp, also can be hummer, is used for prompting operation person.
On-the-spot pumping plant 200 is by second communication module 25 and 100 communication connections of middle control center, pass through Ethernet, ICP/IP protocol is communicated by letter with middle control center 100, carry out exchanges data, and the control command that send at control center 100 in receiving, and implementation status and result be recycled to middle control center 100, realize Long-distance Control, robotization control.
On-the-spot pumping plant 200 has automatic control and regulatory function: the pump winding is subjected to the input message of the first input block on middle control center control command or the second human-computer interaction module 22, automatically the main electromechanical equipment of pump group is carried out close loop maneuver and automatically adjusting, comprising: the pump group starts, the orderly closedown automatic program control; Pump group engine off control under the accident conditions; Regulate the modified tone device, keep flow equilibrium and optimum working efficiency; Regulate converter plant, keep voltage levvl, make idle in-situ balancing.The first input block can be key-press input, also can be to touch input.
These pump station integrated Automatic monitoring systems adopt the distributed schemes of centralized management, and each on-the-spot pumping plant all can independently be controlled field apparatus, and the equipment of each on-the-spot pumping plant also can be controlled by the networking in middle control center.System accomplishes to distribute to greatest extent and concentrate, and can realize the control of local control and remote automation.These pump station integrated Automatic monitoring systems have following characteristics:
1) advanced electrical technology, the reliable Programmable Logic Controller PLC of hardware using does control core, has simplified operation circuit, maintains easily, and utilizes Programmable Logic Controller PLC self-diagnostic function, finds fast plant issue.
2) local control, the control of middle control center, the multiple rank control of scheduling five equilibrium design feature, realize " remote signalling, remote measurement, remote control, remote regulating " function, selection according to the operation mode, can by dispatching center's layer, pumping plant key-course or terrain operation layer, assign control, regulating command to local control unit.Control thes contents are as follows with adjusting: pump group startup-shutdown control: carry out the start of pump group, orderly closedown programmed control, accident engine off control in full-automatic mode; Isolating switch and disconnector, 10kV bus, 10kV inlet wire, station service electrical system inlet wire and interconnection switch operation control; Shared device start/stop or inlet gate On/Off operation control; The input of each off-limit alarm measuring point/withdraw from; The modification of various limit values; Alerting signal or accident/event involution; The control of RHVC, adjusting.
3) in the past traditional thought on duty is upgraded in ARC operation control (i.e. automatically operation control), sets in advance in advance day 24 one-hour ratings (or flow) by Integrated Automation of Pumping Stations, makes the regularly according to plan table operations of electrical equipment such as water pump in pump station; Daily sheet can be removed the hand-kept service data from, realizes remote dispatching, unmanned or few man on duty function.According to the dispatching center the draw water requirement of flow of full station is achieved as follows the economical operation function: according to traffic requirement, the Inlet and outlet water pool water level is poor and definite best pump group operation number of units such as the characteristic working curve of pump group, operational efficiency characteristic; According to the actual safety of each unit and auxiliary device thereof, determine the pump group number of operation.
4) adopt High-voltage Frequency Conversion Technology, make the interior Power Systems factor cos ∮ of pumping plant reach 0.95, for the grid power reactive-load compensation improves power factor to reduce place capacity and power attenuation, burning voltage and raising power supply quality, meritorious and the reactive power of raising system transmission of electricity stability and ability to transmit electricity and balanced three-phase load in long distance powedr transmission, and save capacitance compensation group installing space.And pumping plant utilizes converter technique, according to the characteristics of energy-saving and frequency-variable, can make this Integrated Automation of Pumping Stations that pumping station operation is reached environmental protection and energy saving, reduces energy consumption.Pump group frequency converter is used for water pump, belongs to the asquare torque load, its shaft power, and there are following relation in rotating speed, flow:
Q1/Q2=N1/N2
H1/H2=（N1/N2)^2
P1/P2=（N1/N2)^3
Wherein N represents the rotating speed of motor, the rotating speed before the N1 representative, the rotating speed after the N2 representative reduces; Q represents flow, the flow before the Q1 representative, and the Q2 representative reduces the flow behind the rotating speed; The H representative pressure, the pressure before the H1 representative, the H2 representative reduces the pressure behind the rotating speed; P represents the motor shaft output power, the output power before the P1 representative, and the P2 representative reduces the output power behind the rotating speed.
Descended 1/2 the time when rotating speed as can be known by following formula, proportional decline falls in flow and rotating speed, and pressure then descends 1/4, and output power then descends 1/8.
5) check various safe limit conditions, such as the Inlet and outlet water pool water level, avoid the pump group at high cavitation district, vibrating area and running overload.Pump group motor is when frequency control moves, because pump group oneself factor will produce vibration and swing; Motor is different in the frequency conversion rotational speed, will produce differently vibrate, the swing degree, can describe to get the graph of a relation of rotating speed and vibration, throw.The setting of ARC operation control day planner can in conjunction with motor and water pump vibration throw characteristic, effectively escape the utmost point shake overswing danger that the pump group is brought.
Pump station integrated automation control system Main Function is diversion, and the Integrated Automation of Pumping Stations technology is to parameters of pump and electric parameter collection control, guarantees that equipment of pumping station is stable, reliability service.The pumping plant parameter mainly comprises: electric parameter: single pump group motor is gained merit (KW), inlet wire is gained merit (KW), is the pumping plant scheduling parameter; Bearing bush temperature: pump group bearing, push away and watt bear hot temperature, as the water pump protected data, unit ℃; Winding temperature: motor three-phase A, B, C winding temperature, unit ℃; Power factor COS ∮: pumping plant inlet wire power factor COS ∮, can change by regulating frequency converter, be pumping plant power quality index; Microcomputer Protection definite value: motor differential protection, overcurrent, quick-break, negative phase-sequence overcurrent etc., 10kV high-tension line electric power protection setting valve; Rotating speed: pump group speed, the n/s of unit.Water machine mechanical protection parameter; Vibration throw: the pump group is added, the undercarriage position, the direction degree of jitter such as vertical, level, and as pump group Protection parameters, the μ m of unit; X, Y-direction throw: pump group X, Y-direction throw, as pump group Protection parameters, the μ m of unit.
Fig. 2 is the embodiment of pump station integrated Automatic monitoring systems of the present utility model, the graphical interfaces at middle control center 100 comprises that menu shows, display interface, alarm indication, parametric line, the form daily record, middle control center shows the control command that receives the operator by menu, and send control command to ARC control and process (robotization control is processed), ARC control is processed and is gone back receiving scheduling transmission data and vibration, the throw data, ARC control is processed also to drive with plc communication and is connected, plc communication drives and is connected with on-the-spot pumping plant by Ethernet, can effectively reach to realize the remote scheduling operation, nobody or few man on duty.Middle control center also comprises real-time data base, and generates historical data base according to real-time data base, generates emergency review; Display interface and alarm indication that the data communication device of real-time data base is crossed graphic display interface show, and the convenient operation person understands the working condition of each on-the-spot pumping plant; Describe parametric line by generating historical data base, and show at graphical interfaces, can also corresponding generating report forms daily record.The structure of on-the-spot pumping plant is the same with the on-the-spot pump station structure among Fig. 1, is not repeated at this.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. pump station integrated Automatic monitoring systems, comprise control center (100) and at least one on-the-spot pumping plant (200) in one, it is characterized in that, described middle control center (100) comprises the first Programmable Logic Controller (11), and the first human-computer interaction module (12), data server (13), the first communication module (14) that are connected with described the first Programmable Logic Controller (11) respectively; Described on-the-spot pumping plant (200) comprises the second Programmable Logic Controller (21), and the second human-computer interaction module (22), variable frequency control module (23), data acquisition module (25), the second communication module (24) that are connected with described the second Programmable Logic Controller (21); Described middle control center (100) and described on-the-spot pumping plant (200) communication connection;
Wherein, described the first human-computer interaction module (12) comprises the first input block, the first display unit; Described the first display unit is used for display menu options, parametric line, form daily record, on-the-spot pumping plant duty; Described the second human-computer interaction module (22) comprises the second input block, the second display unit, and described the second display unit is used for display menu options, parametric line, form daily record, pump group duty.
2. pump station integrated Automatic monitoring systems according to claim 1 is characterized in that, described middle control center (100) also comprises the first alarm unit; Described on-the-spot pumping plant also comprises the second alarm unit.
3. pump station integrated Automatic monitoring systems according to claim 2 is characterized in that, described variable frequency control module (23) connects the pump group, the work of driving pump group.
4. pump station integrated Automatic monitoring systems according to claim 3 is characterized in that, described first communication module (14) is the ethernet communication module.
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| CN2012201551277U CN202758212U (en) | 2012-04-13 | 2012-04-13 | Integrated automatic monitoring system of pumping station |
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| CN2012201551277U CN202758212U (en) | 2012-04-13 | 2012-04-13 | Integrated automatic monitoring system of pumping station |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103365309A (en) * | 2013-07-16 | 2013-10-23 | 镇江市新创计算机系统集成有限公司 | Operation monitoring system of river channel check gate |
| CN103365278A (en) * | 2013-07-16 | 2013-10-23 | 镇江市新创计算机系统集成有限公司 | Operation master control software of river channel check gate |
| CN103488131A (en) * | 2013-07-11 | 2014-01-01 | 北京天地玛珂电液控制系统有限公司 | Pump station controller based on distributed control system |
| CN106837676A (en) * | 2017-04-07 | 2017-06-13 | 贵州电网有限责任公司电力科学研究院 | A kind of small power station's unit energy-conservation integrated control device and control method |
| CN107728547A (en) * | 2017-11-29 | 2018-02-23 | 扬州大学 | Miniature self-service water pump assembly state monitoring protection device on duty |
| CN108180150A (en) * | 2017-12-21 | 2018-06-19 | 江苏双轮泵业机械制造有限公司 | A kind of centrifugal pump system |
| CN110471372A (en) * | 2018-05-11 | 2019-11-19 | 上海威派格智慧水务股份有限公司 | A kind of dispatching method between more water pumps |
-
2012
- 2012-04-13 CN CN2012201551277U patent/CN202758212U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103488131A (en) * | 2013-07-11 | 2014-01-01 | 北京天地玛珂电液控制系统有限公司 | Pump station controller based on distributed control system |
| CN103365309A (en) * | 2013-07-16 | 2013-10-23 | 镇江市新创计算机系统集成有限公司 | Operation monitoring system of river channel check gate |
| CN103365278A (en) * | 2013-07-16 | 2013-10-23 | 镇江市新创计算机系统集成有限公司 | Operation master control software of river channel check gate |
| CN106837676A (en) * | 2017-04-07 | 2017-06-13 | 贵州电网有限责任公司电力科学研究院 | A kind of small power station's unit energy-conservation integrated control device and control method |
| CN107728547A (en) * | 2017-11-29 | 2018-02-23 | 扬州大学 | Miniature self-service water pump assembly state monitoring protection device on duty |
| CN108180150A (en) * | 2017-12-21 | 2018-06-19 | 江苏双轮泵业机械制造有限公司 | A kind of centrifugal pump system |
| CN110471372A (en) * | 2018-05-11 | 2019-11-19 | 上海威派格智慧水务股份有限公司 | A kind of dispatching method between more water pumps |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20150413 |
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