CN103744386A - Energy source management and control system of offshore oil platform - Google Patents
Energy source management and control system of offshore oil platform Download PDFInfo
- Publication number
- CN103744386A CN103744386A CN201310741269.0A CN201310741269A CN103744386A CN 103744386 A CN103744386 A CN 103744386A CN 201310741269 A CN201310741269 A CN 201310741269A CN 103744386 A CN103744386 A CN 103744386A
- Authority
- CN
- China
- Prior art keywords
- energy
- data
- platform
- station
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004891 communication Methods 0.000 claims abstract description 73
- 238000012544 monitoring process Methods 0.000 claims abstract description 42
- 239000013307 optical fiber Substances 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000012546 transfer Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 229910052736 halogen Inorganic materials 0.000 claims description 9
- 150000002367 halogens Chemical class 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 7
- 230000006870 function Effects 0.000 claims description 6
- 238000012806 monitoring device Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000008030 elimination Effects 0.000 claims description 4
- 238000003379 elimination reaction Methods 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 31
- 238000004458 analytical method Methods 0.000 abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 21
- 238000013211 curve analysis Methods 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 238000007726 management method Methods 0.000 description 50
- 239000007789 gas Substances 0.000 description 27
- 239000003921 oil Substances 0.000 description 23
- 239000011435 rock Substances 0.000 description 18
- 238000009826 distribution Methods 0.000 description 12
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 238000013461 design Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000010835 comparative analysis Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000001052 transient effect Effects 0.000 description 6
- 241001269238 Data Species 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 239000002283 diesel fuel Substances 0.000 description 5
- 238000004134 energy conservation Methods 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005457 optimization Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003653 coastal water Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 238000007418 data mining Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- -1 electricity Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000013486 operation strategy Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000013316 zoning Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
-
- 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]
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses an energy source management and control system of an offshore oil platform, which is capable of carrying out optimum matching on electric energy supplying and electric energy consumption of multiple offshore oil mining platforms in the same sea area. The energy source management and control system comprises a station level, a bay level and a network level, wherein the station level is internally provided with a monitoring system which can ensure the balanced matching of the electric energy supplying and the electric energy consumption of the whole offshore platform, the bay level is internally provided with a detection device which is used for monitoring the electric energy supplying and using amount, and the network level is internally provided with communication transmission devices comprising a network switch, an optical fiber communication device and the like. According to the energy source management and control system disclosed by the invention, data related to energy source supplying and energy source consumption on the offshore oil platform can be obtained through monitoring, communication, gathering and feedback devices which are arranged by the station level, the bay level and the network level, the data can be supplied to a management system, and thus the production and management efficiency of each platform can be increased; not only are all energy source data searching systems provided, but also the data of energy consumption, production and the like can be comprehensively analyzed through curve analysis and report query; corresponding management and control measure and analysis can be more quickly made by a manager through related management software.
Description
Technical field
The present invention relates to a kind of energy managing and control system of offshore oil platform, be particularly related to a kind of in same marine site between multiple independently offshore work platform stations and center controlling platform station, to fresh water, fuel oil, the power consumption data of exploited various energy source datas and collection transmit, gather, the energy managing and control system of integration and secondary analysis.
Background technology
Along with the growing tension of global energy situation and the sustained and rapid development of China's economy, huge energy demand strengthens the exploitation dynamics of offshore oil and gas field day by day, offshore production platform island network is as the motivational guarantee of offshore oil and gas field, and its safe and stable operation will directly have influence on normal production and the consequent great economic benefit of oil gas field.At present, the development and utilization to ocean resources, the particularly development and utilization of the oil to coastal waters, natural gas source are all constantly strengthened in countries in the world.
The energy managing and control system of offshore production platform of the prior art has the following disadvantages:
1) complete, the orderliness of neither one and accurately basic energy consumption data acquisition integration system
Offshore oil platform production run complexity, automation equipment are many, and these equipment mostly are robotization and electrified equipment that different manufacturers is produced, system isolated operation separately, compatible poor, go back so far neither one offshore platform, both can obtain production run data, again can be to comprising that whole energy resource consumption data carry out the system of statistics and analysis.
Energy management system is to making good use of and to run the energy well extremely important, due between each platform can source data (comprise and producing and energy source data that life relates to) gather, exchange, gather aspect without robotization managing and control system, still take safety in production, manual image data, also add up as main, thereby energy data deficiency is comprehensively arranged and focused on.
2) can not obtain in time can source data
The singularity that offshore oil platform is produced, built, part energy resource collecting and measuring instrument are without communication interface, to check meter manually, energy consumption data can not be unified intelligent logging data management platform, cause source data can not including in time the comprehensive analysis of system in, cause the management of energy consumption and control to have certain hysteresis.
3) lower to the collection coverage rate of energy source data
Offshore oil platform is dispersed in each different offshore drilling platform, inevitably communicating interrupt and communication are not smooth, the Data Source of energy managing and control system is not a place, only to motor power consumption quantitative statistics, all need to relate to hundreds of platform motor, when calculating the data such as the Energy Sources Equilibrium of whole system, consumption rate, rely on and manually guarantee to obtain in the short period of time accurate, the complete data from hundreds and thousands of energy measurement check points, be more difficult.
Summary of the invention
The technical problem to be solved in the present invention is to provide one and can automatically gathers the correlation energy source data of producing and consuming on numerous offshore oil exploiting platforms in same marine site, and these data fast, accurately, is intactly transferred to Central Control Room is integrated automatically so that the offshore platform energy managing and control system of effective use of energy sources.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
Offshore oil platform energy managing and control system of the present invention, comprise and be arranged at respectively in middle control platform station and same marine site other independently oil recovery on workbench station, generating set and to this oil recovery, generating set is monitored the control device of manipulation, described control device is arranged at respectively in station level and wall, in station level, be provided with and comprise application server, data server, man-machine conversation terminal and guarantee that whole offshore platform electric energy supplies with, power consumption reaches the supervisory system that balance coordinates, in wall, be provided with and comprise the pick-up unit having electric energy is supplied with and use amount is monitored, between station level on station level and described other workbench station on described middle control platform station, be also provided with these two network layers that station level is connected, in this network layer, be provided with and comprise the network switch, optical fiber conversion equipment, communication processor, the communication transfer device of optical fibre communication cable and ethernet communication interface, between station level on identical platform station and wall, be also provided with described network layer.
Described pick-up unit is Power Quality Monitor Device, and wherein part electric energy supply data come from DMS, EMS and DCS management system.
Described communication transfer medium adopts low smoke and zero halogen sheath armouring RS485/RS422 communication cable; Ethernet communication transmission medium adopts super category 5 twisted pair low smoke and zero halogen sheath sheathed cable; Optical-fibre communications adopts multimode 4 core low smoke and zero halogen sheath steel-tape armouring optical cables.
In described Power Quality Monitor Device, can guarantee the dedicated ethernet communication network of data transmission security isolation relative to other communication network; In described DMS, EMS and DCS detection management system, adopt different segment alternative communication network and communicate and be connected by other devices in other device and this station level of two network interface cards and this wall.
It is characterized in that: described microcomputer based relay protective device and electric energy quality on-line monitoring device adopt ethernet communication to access respectively in the network switch in master control cabinet and the communication transfer device in described supervising device; Described low voltage motor protection controller, intelligent measuring and control device and automatic arc extinguishing harmonic elimination apparatus adopt RS485 bus communication interface to be connected with the network switch in communication transfer device with the master control cabinet in described supervising device respectively.
In the application server of each station level, all configuration independently can be transmitted to data the PecsOPCServer module in other station level application server in real time; In the application server of each station level, all configure the DrvOPCClient module that independently can carry out with local EMS, DMS and DCS system exchanges data.
Described pick-up unit adopts OPC or MODBUS communications protocol interface.
Described station level application server used adopts 2U rack-mount server, four core Intel to strong CPU2.4GHz, 1x4GB DDR3 internal memory, be greater than 18 memory banks, 1TB hard-disk capacity and the configuration of integrated dual gigabit ethernet mouth.
Employing possess the monitoring equipment of GPS time service function or the network by SNTP agreement to time service synchronization monitoring net in the clock of each computing machine, make the error of itself and standard time clock be less than 5ms.
Compared with prior art, the present invention is by having the network switch, optical fiber conversion equipment, communication processor, the network layer of the communication transfer device of optical fibre communication cable and ethernet communication interface will be arranged at respectively the oil recovery on different production vessels in same marine site, generating set and to fresh water, diesel oil, rock gas or electric energy use amount data, or generated energy data are carried out acquisition operations and are linked as an entirety, people are by being arranged at the application server in station level on each platform, it is accurate that data server and man-machine conversation terminal get final product quick obtaining, complete production, the information that energy consumption is relevant with management, be beneficial to improve the production and administration efficiency of each platform.
The present invention takes into full account the association between automated system, not only allows all energy source datas can inquire about by a system, can also be by factors such as energy resource consumption and production, environment temperatures by tracing analysis, and the means such as report query are comprehensively analyzed; Consider that offshore oil platform is produced, the singularity of power supply simultaneously, developed the management software that data is carried out to secondary analysis processing, by this management software, the data out of analyzing are offered to managerial personnel in the mode of chart and curve comparison, allow the professional person of non-energy management pass through analysis result, the management and control level that further improves marine energy sources, provides deeper data mining.
By this management software, solved especially the promptness that energy data transmission and management and control are analyzed, can allow managerial personnel make more efficiently certain management and control measure and analysis.
Accompanying drawing explanation
Fig. 1 is system block diagram of the present invention.
Fig. 2 is station level block scheme of the present invention.
Fig. 3 is wall block scheme of the present invention.
Fig. 4 is network layer block scheme of the present invention.
Embodiment
As Fig. 1, 2, 3, shown in 4, offshore platform energy managing and control system of the present invention comprises and is arranged at respectively in middle control platform station and same marine site other independently oil recovery on workbench station (being 1-workbench station, workbench station N), generating set and to this oil recovery, generating set is monitored the control device of manipulation, and described control device is arranged at respectively in station level and wall, is provided with and comprises application server in station level, the supervising device of data server and man-machine conversation terminal is provided with and comprises having fresh water in wall, diesel oil, rock gas or electric energy use amount data, or generated energy data gather and the pick-up unit to station level by described data transmission, between station level on station level and described other workbench station on described middle control platform station, be also provided with these two network layers that station level is connected, in this network layer, be provided with and comprise the network switch, optical fiber conversion equipment, communication processor, the communication transfer device of optical fibre communication cable and ethernet communication interface.
Between station level on identical platform station and wall, be also provided with described network layer.
Because offshore platform Power supply is an independently feed system, very " fragility ", be that energy supply too much can cause energy dissipation, energy supply is too little, may cause the not enough with energy of system, directly affect offshore platform staff's production and life, in order to be energy-saving safe operation, guarantee again producting energy, make two aspects reach optimum balance mated condition, therefore, just require offshore platform system to carry out management and control to all energy resource consumptions in sea, from energy supply to all use energy nodes, guarantee that whole offshore platform energy supply is with reaching optimum condition.
Offshore platform energy managing and control system of the present invention, not only the energy consumption point of whole system is monitored, and to the energy consumption point not monitoring in the past, increase and relate to the measuring instrument that gas, water or electric resources consumption are monitored, thereby obtain relevant energy consumption data accurately, guarantee all energy supplies in offshore platform system and use information to manage and monitor, make it to reach optimum balance, especially water balance and electrobalance.
For management and control electrobalance, from generating to electricity consumption links, adopt and automatically and manually combine and monitor, therefore except from the existing EMS in sea, DCS system acquisition data, also some are not increased to metering position of joints increase instrument and monitor.
For management and control Energy Sources Equilibrium, for part, do not have condition to increase the energy of instrument, adopt manual detection management and control, manually by related data input monitoring system and add analysis.
Illustrate, suppose take oil field, Weizhou, Zhanjiang, Guangxi energy control system as example:
Southwest, Wei Oilfield Group is the self-operation oil field of Zhanjiang branch office of company limited of CNOOC maximum, Oilfield Group is positioned at southwest, the Weizhou Island side of Beibu Bay, key facility in Oilfield Group comprises all multi-platform stations such as Weizhou terminal oil gas treatment plant, WZ11-1 platform, WZ11-2 and WZ11-N platform platform, and the distance between the adjacent flat station is 10km～60km.
On Weizhou terminal (described middle control platform station) and each platform station (the independently workbench station), main website and the substation system that can control system are set, WZ11-1 platform, WZ11-2 platform are identical with WZ11-N plateform system structure.
Energy managing and control system information spinner site server and energy management and control substation system main frame are set in the station level at middle control platform station; In the station level at other workbench station, arrange and can control ADMINISTRATION SUBSYSTEM main frame.
Energy management and control software used adopts Pecstar software, and the hardware device of each station level should comprise that data server doubles as active station, printer, and software comprises operating system software, office software, communication management software, Database Systems and background monitoring software etc.
Weizhou terminal independently arranges a set of senior application server as the whole information main website that can control system.
The senior application server of Neng Kong system main website adopts 2U rack-mount server, and four core Intel can extend to 2 to strong CPU2.4GHz(), 1x4GB DDR3 internal memory, up to 18 memory banks (9 memory banks of every processor configuration), hard-disk capacity 1TB, integrated dual gigabit ethernet mouth, network enabled wake up, the network advanced feature such as network offload engines (TOE).
In Weizhou terminal and each workbench station Central Control Room or workstation, arrange respectively and a set ofly can control ADMINISTRATION SUBSYSTEM.The main frame that can control ADMINISTRATION SUBSYSTEM should adopt the workstation type CPU frequency of Dell, association or IBM to be not less than 2.4GHz, hard-disk capacity 500G, 1x4GB DDR3 internal memory, the two network interface cards of 10/100M self-adaptation, reaches technical grade standard.
Between network layer on middle control platform station and each workbench station, employing submarine optical fiber cable is communicated with, network layer device comprises the communication transfer devices such as the network switch, optical fiber conversion equipment and communication processor, by this communication transfer device, the pick-up unit described in wall on each platform is carried out to data acquisition, energy resource consumption comprehensive condition is paid close attention to, is recorded and analyzes, data be stored in energy management and control information main website in real time, in historical data base (data server).
Each device in communication counter on master control cabinet on middle control platform station in station level and each workbench station in station level and the power supply of equipment, all should consider secondary lightning protection requirement, needs configuration surge protective device.
Described wall mainly comprises the pick-up units such as microcomputer based relay protective device, electric energy quality on-line monitoring device, low voltage motor protection controller, intelligent measuring and control device, automatic arc extinguishing harmonic elimination apparatus.
Microcomputer based relay protective device, electric energy quality on-line monitoring device adopt ethernet communication directly to access in master control cabinet or the communication counter network switch.
The employing RS485 bus communications such as low voltage motor protection controller, intelligent measuring and control device, automatic arc extinguishing harmonic elimination apparatus are realized data communication by the communication transfer device of network layer.
The power-section power distribution room 6.3kV at middle control platform station allots branch road (containing 1～4# generator, 1～the 4# of plant area main transformer etc.), WZ11-1 platform 1MCC room 6.3kV allots branch road (containing 1～3# generator, 1～2# main transformer etc.), between WZ11-1N platform 1 main switch, 6.3kV allots branch road (1～3# main transformer), between WZ11-1 platform main switch, 6.3kV allots branch road (1～2# main transformer, W11-4N platform) senior equipment for monitoring power quality is set respectively, senior equipment for monitoring power quality has the Premium Features such as Detecting Power Harmonics and failure wave-recording, adopt ethernet communication directly to access in master control cabinet or the interior network layer device network switch of communication counter.
Aspect communication media, bus communication adopts low smoke and zero halogen sheath armouring RS485/RS422 communication cable, ethernet communication to adopt super category 5 twisted pair low smoke and zero halogen sheath sheathed cable; Optical fiber communication adopts multimode 4 core low smoke and zero halogen sheath steel-tape armouring optical cables.
System to time aspect, possesses the monitoring equipment of GPS time service function, can to monitoring equipment, carry out time service by GPS time service device, and for the monitoring equipment that does not possess GPS time service function, the network of system by SNTP agreement to time service synchronization monitoring net in the clock of each computing machine, the error of itself and standard time clock is remained in 5ms.
Aspect communication networking, dedicated ethernet communication network is set up in the inside such as bay device microcomputer based relay protective device on middle control platform station and each workbench station, electric energy quality on-line monitoring device, low voltage motor protection controller, realizes isolation and guarantee the security of data transmission with other communication networks; Other management system for monitoring are as DMS system (being power management system), EMS system (electric energy management system), DCS system (production control system) employing different segment alternative communication network, two network interface cards and bay device by energy managing and control system substation directly gather, and station level other system between carry out interconnected communication collection, and then realize the data acquisition of heterogeneous networks, and image data is uploaded to energy managing and control system information spinner site server carries out the gathering of data, Classification Management.In addition, by energy managing and control system information spinner site server, be connected with internet, administrative center arranges special energy management and control server and is connected with internet, by the network communications technology, Zhanjiang branch office administrative center remote access maritime terminal and platform energy managing and control system have been realized, inquiry energy management related data.
Offshore platform energy managing and control system Pecstar of the present invention supports the multiple interfaces such as OPC, Web Service, PQDIF, IEC101/104, CDT, can realize interconnected with other different system, as SCADA system, EMS system, electric energy quality monitoring system, DCS system etc.For this project, actual OPC Interface realization energy managing and control system and EMS, DMS, the DCS system interface of adopting is interconnected.OPC is object linking and the application of embedded technology aspect process control of Microsoft, is a standard of exchanges data in industrial automation process.
Each platform station can be controlled ADMINISTRATION SUBSYSTEM and realizes direct collection and the management to this platform electric power master data, simultaneously by the data communication interface of EMS system, DMS system and DCS system, Real-time Collection, about the consumption of the resources such as rock gas, fresh water, diesel oil, is realized the statistics and analysis to whole platforms station energy resource consumption data.
Conventionally, as follows to collection, monitoring and the optimum management of energy source data:
1) can source data set acquisition system
Refer to electric weight, water consumption, gas quantity (amount of natural gas or air supply), central heating amount heat consumption, central cooling amount consumption cold and other energy source use amount (as diesel oil) equal energy source media classify metering and the statistics of energy consumption.
The pick-up unit of wall of the present invention can comprise each analog quantity, switching value, digital quantity, Temperature Quantity and all kinds of event information for electricity consumption loop by Real-time Collection.Wherein, analog quantity mainly comprises voltage, electric current, frequency, power factor, active power, reactive power, active electrical degree, idle electric degree and temperature etc.; Switching value comprises that the position of the switch, trouble-signal and anticipating signal, aut.eq. drop into and remove signal, switch locality/telemechanical operating position signal, transformer temperature alerting signal, overtemperature trip signal etc.; Event information comprises displacement, comprehensive protector actuating signal, control operation and the rear state variation of operation etc. of on off state and moment, event property and the title etc. that event occurs, and real time data is added up, analyzed and calculate and deposit in real-time, historical main website database.
Adopt ethernet communication, OPC mode to carry out data interconnection with EMS, DMS, DCS system, it is intercommunication that the physical network between energy control system and each system requires.Be implemented as follows:
A, all substations and main website can control system all need with this platform station on EMS, DMS, DCS system realize interface inter-link.Pecstar energy managing and control system is realized OPC technology by PecsOPCServer and DrvOPCClient module, the data sharing of realization and EMS, DMS, DCS system;
B, each substation and main website can all configure independently PecsOPCServer module in control system, in order to realize data retransmission to local central control system and EMS system.PecsOPCServer module is responsible for forwarding real time data to other infosystems, can require forwarding data according to the customization of other infosystems, to avoid propagating invalid data, reduces network throughput.
C, each substation and main website can all configure independently DrvOPCClient module in control system, in order to realize, from local EMS, DMS, DCS system, receive data.Now, EMS, DMS, DCS system exist as OPC Server end.
The present invention can gather the full parameters of electric power (voltage that other are monitored from EMS, DMS system, electric current, power etc.) and relay protection information (protection action SOE event, switching value monitoring state etc.), as other 6.3kV branch road operation power correlation parameters of not monitoring etc.; From DCS system, gather the processing parameter (as flow, pressure, temperature etc.) relevant to energy management.
For marine electric energy quality monitoring and analysis, comprise stationary power quality monitoring analysis and transient power quality monitoring and analyze.
For stationary power quality monitoring and analysis, strictly adopt national standard or the recommendatory national standards such as GB/T 12325 quality of power supply supply voltage deviations, GB/T 12326 quality of power supply voltage fluctuations and flickering, GB/T 14549 utility network harmonic waves, GB/T15543 quality of power supply imbalance of three-phase voltage, GB/T 15945 quality of power supply power system frequency deviations, monitoring and qualification rate assessment to Steady State Power Qualities such as voltage deviation, frequency departure, harmonic wave and a harmonic wave, voltage fluctuation, Voltage unbalance degree are provided.
According to IEEE 1159-2009 international standard, to carrying out monitoring and the analysis of the transient power quality problems such as voltage transient, voltage dip, voltage swell, short time voltage interruption.For transient event each time, record the information such as time of origin, feature amplitude, duration, and recording events waveform; Analyze the tolerance of transient power quality problem, the tolerance of assessment electrical equipment to transient power quality, comprises the tolerance analytical approachs such as ITIC-CBEMA assessment, SARFI assessment, SEMI F47 assessment.
Realization of the present invention, has improved the management level of oil exploitation offshore platform to the energy greatly, the reasons are as follows:
One, basic energy consumption data is integrated
Do energy consumption managing and control system, data are bases, leave energy consumption data, and the management of all, control, analysis, improvement are all " water of unrooted, without this originally ", and data are foundation of energy consumption managing and control system, carry out system, must lay a solid foundation.
1, for " data and focus on " problem comprehensively
The most production control deposit data of offshore platform is in DCS production control system, and electric energy management deposit data is in EMS electric energy management system and DMS power management system, and other data are scattered in other automated systems.
System of the present invention provides abundant automation interface and customized development, for each robotization producer and electric meter, adopts OPC and the Modbus communication interface of standard, directly obtains data, and unified storage enters database;
2, for " promptnesses of data " problem
Have partial data to adopt manual metering, meter reading data is generally stored in the xls form of machine, very regular.For manual meter reading data, develop the module of special customization, from the fixing Data Position of xls form, obtain data storage and enter database, guarantee the promptness of data.
Promptness is relative, and for manual meter reading data, requirement can not be with to have the system of communication interface and smart machine to require consistent, but can guarantee manually to put according to the rules typing xls form, is that data enter at once energy management system and participate in analyzing.
3, for " data integrity degree statistical study " problem
Data integrity directly affects the result of statistical study, and the result of analysis can affect artificial judgement.Energy management and control is an overall analysis system, first must there be all energy source datas about metering as most basic foundation, with other life, production data, and other manual meter reading datas are as some assistant analysis, on the direct or indirect impact of energy source data.
For all statistical study data out, system can provide certain advisory opinion according to the data integrity degree analysis that participates in statistics and analysis, actual analysis result needs 1000 energy resource collecting points, what actual participation was analyzed may only have 998, the integrity degree that should simultaneously provide data when obtaining final data statistics is to analyst, analyst can rule of thumb judge the final availability of data like this, if there is no statistics and the analysis of data integrity degree, the validity of the statistics of the energy management and control that analyst and managerial personnel get is difficult to guarantee.
Two, can source data set add up, analyze and show
1, the energy resource consumption detailed record of offshore platform energy managing and control system to the each production in each platform station, sea, life link, realizes classification, subitem, zone metering.
Classification energy consumption refers to the energy consumption data that the main energy sources kind of the each link consumption of offshore platform is gathered and arranged, as electricity, rock gas, fresh water, diesel oil etc.;
Subitem energy consumption refers to according to the main application of all kinds of energy divides the energy consumption data that gathers and arrange;
Zone metering refers to the energy consumption data that gathers and arrange of each function zoning on maritime terminal, platform.
2, offshore platform energy managing and control system is added up, records, analyzes and manage energy resource consumption data, in unified monitoring platform system, check to intuitive and convenient Real-time Monitoring Data and all kinds of energy measurement data of this locality or other-end, the each Distributed Power Resource of platform monitoring point, monitor, analyze and assess the energy resource consumption level in each region and the situation that exceeds standard; All kinds of energy resource consumption statisticss are provided, with form, curve and pattern analysis, represent, all kinds of energy resource consumption statistical indicators are automatically added up and contrasted simultaneously, as unit area, specific yield etc., and support the prediction of trend of User Defined index, energy resource consumption and analysis, energy consumption level to mark etc.
Aspect details, the statistical study of comprehensive energy efficiency index, statistics for entire group and each land regions are in the day, week, month, year of specifying and the power consumption of unit area in the self-defined period, the index such as power consumption, the power consumption of working unit time per capita; In the day, week, month, year of specifying and in the self-defined period, different factory areas, area meterin object are carried out to unit area power consumption, power consumption and the comparative analysis of working time capability of energy dissipation result per capita; The statistical study that equipment subsystem, production vessel, power distribution station area meterin object amount to standard coal equivalent and CO2 emissions at the day, week, month, year of specifying and the classification energy in the self-defined period of carrying out totally and respectively itemizing.
3, the operational diagnostics analysis of distribution system is divided into safe distribution of electric power diagnosis and power consumption efficiency diagnosis.Safe distribution of electric power is diagnosed by distribution key parameters such as the voltage of Real-Time Monitoring distribution system, electric current, power, power factor (PF), imbalance of three-phase voltage degree, when occurring abnormal parameters or transfiniting, automatically carry out acousto-optic animation and event alarm, notify timely operator and management responsible official to intervene control, as monitor power factor (PF) and take in time treatment measures when too low, when guaranteeing safety utilization of electric power, save energy operating cost; Power consumption efficiency diagnosis is mainly that energy resource consumption distribution and the Integrated Energy index by adding up the different periods carried out the current efficiency of judgement system.
Three, energy source optimization management
1, the management of energy source optimization, is first by table, to count real-time exhibition classification energy service condition, provides with energy real-time tendency curve.By the real time monitoring to use energy situation bonding apparatus running status, technological process etc. and the closely-related parameter of energy consumption in system operational process, energy consumption is carried out to rational management and control and early warning, find in time and correct the energy abnormal problem of existence in service.
2, strengthening administration of energy conservation, mainly refers to based on management energy saving model, realizes robotization complete in real time with monitoring and with controlling, reducing unnecessary energy dissipation with technological means; And by the comprehensive comparative analysis to energy consumption data, grasp in time energy distribution, process at any time energy consumption abnormal.Can also energy-conservation performance appraisal target and check-up system be set in conjunction with administrative means, cultivate everybody sense of participation, set up rewards and punishments in conjunction with system, promote the energy-saving and cost-reducing real effectively execution of offshore platform.
3, aspect energy conservation object, the comprehensive each energy consumption data that carries out maritime terminal, platform is analyzed, by can Source Type, loadtype, region, according to timing separation, on time, day, month, year etc. are to carrying out comprehensive comparative analysis by energy data, accurately grasp the concrete Expenditure Levels of the energy, Comparison of Energy Consumption result can be used for carrying out energy-conservation performance appraisal, and the correction of offshore platform energy conservation object.
4, aspect optimum management, to day-to-day operation optimization and the real-time dynamic monitoring of crucial energy consumption equipment, monitoring to power supply-distribution system and management, Real-Time Monitoring and warning function are provided, to each, with can equipment carrying out operational monitoring and daily servicing optimum management, and provide energy source optimization operation strategy and decision support to advise.
5, aspect energy control, adopt full robotization in real time with monitoring and with controlling, by high precision energy supervising device is installed in each loop, realize high precision, highdensity real-time with monitoring, reduce energy " run, drip, leak " and with energy error in dipping, energy management and control information main website with energy data automatic transmission to terminal platform, realizes the automatic control with energy based on management energy saving model.
System embedment power technology, electric energy quality monitoring and management dedicated software modules.The quality of power supply in building is comprehensively monitored and analyzed.
6, in the management of the quality of power supply, to electric energy quality on-line monitoring device being set on maritime terminal, platform 6.3kV current supply circuit, the quality of power supply levels such as dynamic monitoring electrical network, generator, transformer, and then find out the interference load of the offshore platform electrical network quality of power supply, the problem such as reactive capability configuration is not enough of having a strong impact on, for the improvement of the quality of power supply provides sufficient foundation, effectively improved Power quality management level.Offshore platform energy managing and control system utilizes modern surveying control technology and data processing and mechanics of communication, under the cost of economical rationality, realize whole distribution using electricity system electric energy quality monitorings and the management of power use control including electric power incoming line arrives terminal consumer to user side, significantly improve the Operation and management efficiency of distribution using electricity system, find in time the quality of power supply that jeopardizes offshore platform power supply safety and electric equipment operation and energy consumption problem instantaneity, continuation, cut operating costs.As utilize harmonic distortion diagnostic tool in energy managing and control system, carry out the diagnostic procedure of harmonic wave and a harmonic wave, provide and optimize and administer and advise, according to the requirement of the GB/T 14549 < < quality of power supply-utility network harmonic wave > >, the harmonic voltage and the harmonic current that various nonlinear-loads are injected to electrical network are limited, by the monitoring to harmonic wave and analysis, guarantee offshore platform power supply and equipment reliability of operation.The comparative analysis of theoretical energy resource consumption design and actual energy resource consumption
System software interface of the present invention by with the interconnection of DCS and DMS system and electric meter, can obtain in time accurately complete basic energy data.Can take " the load method of average " and " the electric energy method of average " to pass through time integral, calculate the requirement TD of a period of time, and record this data, by long-time record TD, can obtain continuously a lot of TD values, all TD values, according to certain hour inquiry, can be obtained to a MD, obtain the maximum demand value of certain period.
By the MD obtaining, can calculate the theoretical maximum energy resource consumption of offshore platform, it is theoretical energy resource consumption design load, the actual consumption value of a period of time can be inquired about and be drawn by software by the electric energy accumulated value of electric meter, data comparison between the two, draws comparative analysis between the two.
7, efficiency of generator computing method
System software interface of the present invention, by interconnecting with DCS, can get flow velocity Sg(cube/S of rock gas) and electric energy TotalE(kWh).The velocity ratio of on-the-spot rock gas is more balanced, can minute be acquisition interval, the flow velocity of rock gas is gathered in whole minute of system computer, then adds up, and obtains the aggregate-value TotalG(cube of the rock gas in a period of time).Rock gas, according to different gas components, with reference to the corresponding form of heat, obtains the heating value of natural gas Gr(kilojoule in a period of time).
Energy value is to obtain instantaneous value from electric meter and DMS system, by processing the accumulated value that can obtain in a period of time, is the data difference of both time periods, can obtain the TotalE(kWh in a period of time).According to the conversion relation between electric energy and calorific value, be converted into Er(kilojoule).
Finally obtaining certain efficiency of generator is P(number percent)=Gr/Er*100%, utilize curve and the contrast instrument of software itself, whether can obtain this efficiency of generator in normal level, adopt the efficiency of generator of certain rock gas the highest or adopt most economical and environmental protection of generating efficiency of certain rock gas etc.
Four, the secondary utilization of data
The secondary application of data is processes of taping the latent power, and needs artificial playing an active part in and think deeply, and the data secondary utilization of above-mentioned two examples is one of basic data example of taping the latent power.
Native system is classified data to itemize and is added up, water, electricity, gas statistic of classification, also according to inlet wire, outlet statistics, also according to a secondary energy statistical study, and provide abundant figure, form and curve comparison instrument, graphical interfaces and the analysis tool of hommization are provided, the secondary development of additional data, user can more directly analyze statistics, makes fast certain management and control means.
1, the comparative analysis of theoretical energy resource consumption design and actual energy resource consumption
The most important energy that maintains offshore production, life operation is electric power, and the electric power supply design of offshore platform comes from designing institute, and it is that height is that low height is how many that the actual energy resource consumption of offshore platform and the energy resource consumption of design cause.
Here the energy resource consumption design referring to mainly refers to offshore power grid design and actual demand, offshore oil platform island network has the features such as power system capacity is little, redundance is low, current domestic offshore platform power capacity design is can referential less, may there is the excessive or low utilization of resources problem of power capacity configuration, this problem is for user and not simple, the direct data declaration situation of supvr and problem, for the personnel in row, easily understand, but for common managerial personnel compared with indigestibility.
In native system invention, comprise a kind of algorithm, by the electric flux directly collecting, by software algorithm, be converted to requirement, by requirement warning module, add up the maximum in certain a period of time, minimum requirement and average requirement, by requirement value, compared with designing with theoretical electric capacity, do not affecting under normal production, living condition, can, according to the demand of field management, suitably supply load be controlled, related data can be for other newly-built offshore platform design real data references simultaneously.
2, once, the problem of secondary energy efficiency conversion
The modal energy resource consumption of offshore platform is electric power energy, and produces the natural gas power that electric power energy gathers from offshore platform exactly.Conversion between energy consumption and energy consumption, will certainly cause certain waste, and the generating efficiency between different genset is also inconsistent.Therefore, the energy of offshore oil platform relates to and recycles, and is necessary that the loss between generating efficiency and first and second energy conversion to rock gas is analyzed and added up.
In the present invention, comprise a kind of algorithm, calculate the generating efficiency of natural gas generator.Be input as rock gas, input manually the composition of current rock gas, utilize instrument to obtain the speed of rock gas input, with time integral, calculate the volume of the rock gas in a period of time, then by the transformational relation between various gas components and heat energy, finally calculate the heat energy that in a period of time, rock gas consumes.The energy of output is electric power, can directly obtain energy data, energy transform into heat energy by electric instrument.The heat energy of input and output is contrasted, draw the most original generator actual efficiency.
By the efficiency contrast between generator, finally draw the efficiency of generator, the generating efficiency of which kind of rock gas in actual power efficiency process is the highest, and other basic datas that can go into seriously.
Claims (9)
1. an offshore oil platform energy managing and control system, comprise and be arranged at respectively in middle control platform station and same marine site other independently oil recovery on workbench station, generating set and to this oil recovery, generating set is monitored the control device of manipulation, it is characterized in that: described control device is arranged at respectively in station level and wall, in station level, be provided with and comprise application server, data server, man-machine conversation terminal and guarantee that whole offshore platform electric energy supplies with, power consumption reaches the supervisory system that balance coordinates, in wall, be provided with and comprise the pick-up unit having electric energy is supplied with and use amount is monitored, between station level on station level and described other workbench station on described middle control platform station, be also provided with these two network layers that station level is connected, in this network layer, be provided with and comprise the network switch, optical fiber conversion equipment, communication processor, the communication transfer device of optical fibre communication cable and ethernet communication interface, between station level on identical platform station and wall, be also provided with described network layer.
2. offshore oil platform energy managing and control system according to claim 1, is characterized in that: described pick-up unit is Power Quality Monitor Device, and wherein part electric energy supply data come from DMS, EMS and DCS management system.
3. offshore oil platform energy managing and control system according to claim 2, is characterized in that: described communication transfer medium adopts low smoke and zero halogen sheath armouring RS485/RS422 communication cable; Ethernet communication transmission medium adopts super category 5 twisted pair low smoke and zero halogen sheath sheathed cable; Optical-fibre communications adopts multimode 4 core low smoke and zero halogen sheath steel-tape armouring optical cables.
4. offshore oil platform energy managing and control system according to claim 2, is characterized in that: the dedicated ethernet communication network that can guarantee data transmission security isolation relative to other communication network in described Power Quality Monitor Device; In described DMS, EMS and DCS detection management system, adopt different segment alternative communication network and communicate and be connected by other devices in other device and this station level of two network interface cards and this wall.
5. offshore oil platform energy managing and control system according to claim 4, is characterized in that: it is characterized in that: described microcomputer based relay protective device and electric energy quality on-line monitoring device adopt ethernet communication to access respectively in the network switch in master control cabinet and the communication transfer device in described supervising device; Described low voltage motor protection controller, intelligent measuring and control device and automatic arc extinguishing harmonic elimination apparatus adopt RS485 bus communication interface to be connected with the network switch in communication transfer device with the master control cabinet in described supervising device respectively.
6. offshore oil platform energy managing and control system according to claim 4, is characterized in that: in the application server of each station level, all configuration independently can be transmitted to data the PecsOPCServer module in other station level application server in real time; In the application server of each station level, all configure the DrvOPCClient module that independently can carry out with local EMS, DMS and DCS system exchanges data.
7. offshore oil platform energy managing and control system according to claim 1, is characterized in that: described pick-up unit adopts OPC or MODBUS communications protocol interface.
8. offshore oil platform energy managing and control system according to claim 1, it is characterized in that: described station level application server used adopts 2U rack-mount server, four core Intel to strong CPU2.4GHz, 1x4GB DDR3 internal memory, be greater than 18 memory banks, 1TB hard-disk capacity and the configuration of integrated dual gigabit ethernet mouth.
9. offshore oil platform energy managing and control system according to claim 1, it is characterized in that: adopt possess the monitoring equipment of GPS time service function or the network by SNTP agreement to time service synchronization monitoring net in the clock of each computing machine, make the error of itself and standard time clock be less than 5ms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310741269.0A CN103744386B (en) | 2013-12-27 | 2013-12-27 | Offshore oil platform energy managing and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310741269.0A CN103744386B (en) | 2013-12-27 | 2013-12-27 | Offshore oil platform energy managing and control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103744386A true CN103744386A (en) | 2014-04-23 |
| CN103744386B CN103744386B (en) | 2016-07-06 |
Family
ID=50501414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310741269.0A Expired - Fee Related CN103744386B (en) | 2013-12-27 | 2013-12-27 | Offshore oil platform energy managing and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103744386B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103955198A (en) * | 2014-05-15 | 2014-07-30 | 中国石油大学(华东) | Marine petroleum drilling machine integrated network redundancy monitoring system |
| CN104348920A (en) * | 2014-11-21 | 2015-02-11 | 中国科学院上海高等研究院 | DCS (distributed control system) self-networking monitoring system based on OPC (OLE (object linking and embedding) for process control) standards |
| CN109490622A (en) * | 2018-11-10 | 2019-03-19 | 王浩 | A kind of electricity data calibration technology based on tri-state information |
| CN110928251A (en) * | 2019-10-16 | 2020-03-27 | 中国海洋石油集团有限公司 | Energy control system, method, equipment and storage medium |
| CN115622260A (en) * | 2022-11-11 | 2023-01-17 | 金麒麟新能源股份有限公司 | Centralized monitoring method and system for multi-energy combination |
| CN117539195A (en) * | 2023-11-10 | 2024-02-09 | 广东智源信达工程有限公司 | Aquatic product market energy management platform |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080162085A1 (en) * | 2006-12-29 | 2008-07-03 | Schlumberger Technology Corporation | Method and apparatus for evaluating data associated with an offshore energy platform |
| CN101917005A (en) * | 2010-08-19 | 2010-12-15 | 中国海洋石油总公司 | Power grid interlink system of offshore oil platform |
| CN101951025A (en) * | 2010-08-19 | 2011-01-19 | 中国海洋石油总公司 | Energy management system of offshore grid |
| CN102621973A (en) * | 2012-04-20 | 2012-08-01 | 中国船舶重工集团公司第七0四研究所 | Double-redundancy energy management system of deep-sea semi-submersible drilling platform |
-
2013
- 2013-12-27 CN CN201310741269.0A patent/CN103744386B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080162085A1 (en) * | 2006-12-29 | 2008-07-03 | Schlumberger Technology Corporation | Method and apparatus for evaluating data associated with an offshore energy platform |
| CN101917005A (en) * | 2010-08-19 | 2010-12-15 | 中国海洋石油总公司 | Power grid interlink system of offshore oil platform |
| CN101951025A (en) * | 2010-08-19 | 2011-01-19 | 中国海洋石油总公司 | Energy management system of offshore grid |
| CN102621973A (en) * | 2012-04-20 | 2012-08-01 | 中国船舶重工集团公司第七0四研究所 | Double-redundancy energy management system of deep-sea semi-submersible drilling platform |
Non-Patent Citations (1)
| Title |
|---|
| 张继芬等: "海上石油平台电网安全稳定控制系统", 《石油勘探与开发》, vol. 36, no. 2, 30 April 2009 (2009-04-30) * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103955198A (en) * | 2014-05-15 | 2014-07-30 | 中国石油大学(华东) | Marine petroleum drilling machine integrated network redundancy monitoring system |
| CN103955198B (en) * | 2014-05-15 | 2015-05-13 | 中国石油大学(华东) | Marine petroleum drilling machine integrated network redundancy monitoring system |
| CN104348920A (en) * | 2014-11-21 | 2015-02-11 | 中国科学院上海高等研究院 | DCS (distributed control system) self-networking monitoring system based on OPC (OLE (object linking and embedding) for process control) standards |
| CN109490622A (en) * | 2018-11-10 | 2019-03-19 | 王浩 | A kind of electricity data calibration technology based on tri-state information |
| CN110928251A (en) * | 2019-10-16 | 2020-03-27 | 中国海洋石油集团有限公司 | Energy control system, method, equipment and storage medium |
| CN110928251B (en) * | 2019-10-16 | 2020-12-29 | 中国海洋石油集团有限公司 | Energy control system, method, equipment and storage medium |
| CN115622260A (en) * | 2022-11-11 | 2023-01-17 | 金麒麟新能源股份有限公司 | Centralized monitoring method and system for multi-energy combination |
| CN117539195A (en) * | 2023-11-10 | 2024-02-09 | 广东智源信达工程有限公司 | Aquatic product market energy management platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103744386B (en) | 2016-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103901828B (en) | A kind of monitoring system for wind power plant | |
| CN103744386B (en) | Offshore oil platform energy managing and control system | |
| CN103595136B (en) | A kind of energy management system of micro-grid | |
| CN202995439U (en) | Monitoring system for wind power generation field | |
| CN110456207A (en) | A kind of intelligent low-pressure method for diagnosing faults of open air | |
| CN102570608B (en) | Power quality monitoring system for intelligent power grid | |
| CN106022664A (en) | Big data analysis based network intelligent power saving monitoring method | |
| Wang et al. | Research on integrated energy management and control system architecture based on local energy internet | |
| CN203825443U (en) | Energy consumption dynamic condition real-time monitoring device | |
| CN106647582A (en) | Energy control and management device, method and system | |
| CN203799233U (en) | Offshore petroleum platform energy control system | |
| Xiao et al. | The influence of green development idea on power supply reliability and power quality of distribution network | |
| CN114567072B (en) | Control system of photovoltaic power station | |
| CN202094700U (en) | Real-time coal consumption on-line monitoring system for energy-saving dispatch of power grid | |
| CN205720421U (en) | Remote power measurement monitoring system | |
| Zhou et al. | Research and Implementation of Distribution Network Operating Analysis Platform Based on Multi-source Heterogeneous Data | |
| CN104933519A (en) | Relay protection device condition-based maintenance aided decision making system | |
| CN205377455U (en) | Online monitored control system of wind -powered electricity generation field electric energy quality | |
| CN206411499U (en) | A kind of energy control and managing device | |
| CN209184243U (en) | A kind of wisdom energy internet system | |
| CN202888970U (en) | Transformer substation secondary equipment data and state on-line collecting device | |
| CN112271821A (en) | Loss-reducing and energy-saving intelligent monitoring and analyzing system for power utilization terminal based on cloud computing | |
| Xu et al. | High performance distributed power quality monitoring IED used in smart grid | |
| Wang et al. | [Retracted] Digital Reconstruction Method of Power Metering Production Data Based on Digital Twin Technology | |
| CN220421496U (en) | On-line monitoring system for energy consumption of offshore area |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| 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: 20160706 |