CN202737585U - Energy management system - Google Patents

Energy management system Download PDF

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Publication number
CN202737585U
CN202737585U CN 201220407456 CN201220407456U CN202737585U CN 202737585 U CN202737585 U CN 202737585U CN 201220407456 CN201220407456 CN 201220407456 CN 201220407456 U CN201220407456 U CN 201220407456U CN 202737585 U CN202737585 U CN 202737585U
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China
Prior art keywords
energy
intelligent electric
management system
services terminal
energy management
Prior art date
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Expired - Lifetime
Application number
CN 201220407456
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Chinese (zh)
Inventor
曾瑞江
余南华
陈炯聪
黄曙
杨占杰
李传健
黄嘉健
周克林
张晓平
陈辉
郑文杰
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Electric Power Research Institute of Guangdong Power Grid Co Ltd
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Electric Power Research Institute of Guangdong Power Grid Co Ltd
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Priority to CN 201220407456 priority Critical patent/CN202737585U/en
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Publication of CN202737585U publication Critical patent/CN202737585U/en
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Abstract

The utility model provides an energy management system which comprises a first intelligent electric meter, a bus, an energy service terminal, a microgrid centralized manager, second intelligent electric meters and a data concentrator, wherein the bus comprises a commercial power input end, a new energy power input end and an electric equipment access end; the first intelligent electric meter is connected with a commercial power transformer, the commercial power input end and the energy service terminal; the microgrid centralized manager is connected with a new energy power generation assembly, the new energy power input end and the energy service terminal; the second intelligent electric meters are installed in series between the electric equipment access end and each electric equipment; and the data concentrator is connected with the energy service terminal and the second intelligent electric meters. By using the energy management system of the utility model, real-time two-way interaction of information in smart power grids can be realized, and power dispatching can be effectively forecasted and performed according to network loads.

Description

A kind of energy management system
Technical field
The utility model relates to power management apparatus, particularly relates to a kind of energy management system.
Background technology
Power scheduling is a difficult point of power grid operation management.Present case is that the industrial cousumer formulates the equipment start-stop plan of oneself according to the electricity consumption situation of oneself, but owing to effectively not interactive between industrial cousumer and the Utilities Electric Co., causes Utilities Electric Co. can't obtain this plan.Thereby cause Utilities Electric Co. effectively to predict and dispatch according to network load.
Present industrial cousumer lacks the effective interaction with intelligent grid, can't respond the Spot Price policy of Utilities Electric Co., and the electricity consumption that can't respond Utilities Electric Co. is instructed; Simultaneously Utilities Electric Co. also can't effectively predict and dispatches according to network load.
The utility model content
The purpose of this utility model is to propose a kind of energy management system, can realize that the real time bidirectional of intelligent grid information is interactive; Make power scheduling effectively predict and dispatch according to network load.
For achieving the above object, the scheme of employing is:
A kind of energy management system comprises: the first intelligent electric meter, bus, energy services terminal, little electrical network centralized manager, the second intelligent electric meter and data concentrator;
Wherein, described bus comprises commercial electric power input, new forms of energy power input end, and the power consumption equipment incoming end;
Described the first intelligent electric meter connects commercial electric power transformer, described commercial electric power input, and described energy services terminal;
Described little electrical network centralized manager connects generation of electricity by new energy equipment, described new forms of energy incoming end, and described energy services terminal.
Described the second intelligent electric meter is connected between described power consumption equipment incoming end and each family electricity equipment;
Described data concentrator connects described energy services terminal and described the second intelligent electric meter.
A kind of energy management system that the utility model proposes is measured the commercial power amount by the first intelligent electric meter, and the second intelligent electric meter is measured the power consumption of user's side, then institute is surveyed transfer of data to the energy services terminal; User's electricity consumption plan be can also in the energy services terminal, formulate, the following usage quantity of power consumption equipment, electric power and load nature of electricity consumed etc. comprised; According to instruction the electricity consumption plan that the power consumption data surveyed and user formulate is uploaded to dispatching of power netwoks control centre, dispatching of power netwoks control centre can predict and dispatches according to the data that the energy services terminal is uploaded thus; Also can according to instruction, obtain the electricity consumption guidance program from dispatching of power netwoks control centre; According to the electricity consumption guidance program of dispatching of power netwoks control centre, when needs use new forms of energy, by the little electrical network centralized manager access of energy services terminal control generation of electricity by new energy equipment; Therefore, use the utility model can realize that the real time bidirectional of intelligent grid information is interactive; Make power scheduling effectively predict and dispatch according to network load.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is another structural representation of the present utility model;
Fig. 3 is a structural representation of energy services terminal in the utility model;
Fig. 4 is another structural representation of energy services terminal in the utility model.
Embodiment
For ease of understanding, describe below in conjunction with accompanying drawing.
The utility model proposes a kind of energy management system, one of them execution mode please refer to Fig. 1, comprising: the first intelligent electric meter, bus, energy services terminal, little electrical network centralized manager, the second intelligent electric meter and data concentrator;
Wherein, bus comprises commercial electric power input, new forms of energy power input end, and the power consumption equipment incoming end;
The first intelligent electric meter connects commercial electric power transformer, commercial electric power input, and the energy services terminal;
Little electrical network centralized manager connects generation of electricity by new energy equipment, new forms of energy incoming end, and the energy services terminal.
The second intelligent electric meter is connected between power consumption equipment incoming end and each subscriber equipment; The number of the second intelligent electric meter can be adjusted according to the quantity of subscriber equipment;
Data concentrator connects energy services terminal and the second intelligent electric meter.
Operation principle of the present utility model is: measure the commercial power amount by the first intelligent electric meter, then institute is surveyed transfer of data to the energy services terminal; The second intelligent electric meter is measured the power consumption of user's side, by data concentrator the data of measuring is passed to the energy services terminal; User's electricity consumption plan be can also in the energy services terminal, formulate, the following usage quantity of power consumption equipment, electric power and load nature of electricity consumed etc. comprised; According to instruction the electricity consumption plan that the power consumption data surveyed and user formulate is uploaded to dispatching of power netwoks control centre, dispatching of power netwoks control centre can predict and dispatches according to the data that the energy services terminal is uploaded thus; Also can according to instruction, obtain the electricity consumption guidance program from dispatching of power netwoks control centre; According to the electricity consumption guidance program of dispatching of power netwoks control centre, when needs use new forms of energy, by the little electrical network centralized manager access of energy services terminal control generation of electricity by new energy equipment.
Access for the commercial electricity consumption of convenient control can improve Fig. 1 embodiment, please refer to Fig. 2, and the access switch increases electric power; Wherein, electric power access switch is connected between the first intelligent electric meter and the commercial electric power input.
In execution mode, please refer to Fig. 3 therein, the energy services terminal comprises: microprocessor, a plurality of Ethernet interface, a plurality of RS485 interface, a plurality of USB interface, information indicating lamp and human-computer interaction device; A plurality of Ethernet interfaces, a plurality of RS485 interface, a plurality of USB interface, information indicating lamp and human-computer interaction device are connected with microprocessor respectively.
Ethernet interface by the energy services terminal is uploaded the electricity consumption plan to dispatching of power netwoks control centre, perhaps obtains the electricity consumption guidance that dispatching of power netwoks control centre formulates; When the electricity consumption that gets access to formulation from dispatching of power netwoks control centre was instructed, the information indicating lamp was bright, prompting user.Further made things convenient for the management of the energy.
A plurality of USB interface have been reserved to realize the more expansion equipment access of wide range of types.Communicating by letter between the data concentrator of most of model and the energy services terminal undertaken by the RS485 interface; The first intelligent electric meter is connected with the energy services terminal by the RS485 interface.
The intelligent energy service terminal obtains various information and the preferential policy of Utilities Electric Co. by Ethernet interface.The control command that the industrial cousumer is handed down in Utilities Electric Co. also passes to the energy services terminal by Ethernet interface.
The data concentrator of certain model is by Ethernet interface, and the data that intelligent electric meter is measured pass to the energy services terminal.Little administration of power networks device is also undertaken by Ethernet interface with communicating by letter of energy services terminal.Generation of electricity by new energy equipment comprises photovoltaic power generation equipment, wind power plant, energy storage device and clean energy resource generating equipment; Little power system controller is connected with the energy services terminal, can realize the both-way communication with the energy services terminal.
Carry out in the situation of exchanges data at needs and external system, the data interaction of external system and industrial cousumer's energy management system is undertaken by Ethernet interface.
Further improvement as to Fig. 3 execution mode please refer to Fig. 4; For the convenience of the users monitoring, and can real-time update electricity consumption plan, human-computer interaction device comprises input equipment and display at least; Wherein, input equipment is connected with microprocessor with display and is connected.
Use for convenient, use touch-screen as human-computer interaction device.
In order to make the user can in time obtain the guidance of dispatching of power netwoks control centre, increase sound prompt device; Wherein, sound prompt device is connected with microprocessor.When having information dispatching of power netwoks control centre to transmit, sound prompt device is sounded.
By energy management system, not only can customize electric power (comprising the information such as the following usage quantity of input power consumption equipment, electric power, load nature of electricity consumed), can also the real-time remote monitoring power consumption equipment.The large user can rely on the centralized energy management that user's side energy services terminal realizes internal power equipment, realization to realization remote monitoring such as inner power consumption equipment, distributed power generation equipment, energy storage device, small power supply equipment, browse and consult, carry out real-time electricity consumption data analysis, and the electrical energy saving strategy is provided.
Power supply enterprise just can predict the network load trend by obtaining the power information of electricity consumption side energy services terminal customization, realizes on this basis turning flexibly power supply, intelligent scheduling, realizes optimum peak regulation strategy; Overcome at present fully according to the way of power supply area classification the power failure of carrying out pure administrative formula economic loss and the service quality loss that management brings of avoiding the peak hour.
The control of industrial cousumer's the quality of power supply can be carried out the load nature of electricity consumed analysis by the power information that obtains the customization of electricity consumption side energy services terminal, realizes timely prediction and the monitoring of electricity consumption side pollutant sources, thereby realizes the PREDICTIVE CONTROL of the quality of power supply.Because the appearance that following batch (-type) generating, distributed energy and electric automobile discharge and recharge, the quality of power supply pollutions such as harmonic wave may appear, by cooperating with Meteorology Forecast System, carry out PREDICTIVE CONTROL, effective management is analyzed and is implemented in impact on its access electrical network, and then improves the control effect of the quality of power supply.
Therefore, use the utility model can realize that the real time bidirectional of intelligent grid information is interactive; Make power scheduling effectively predict and dispatch according to network load.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (6)

1. an energy management system is characterized in that, comprising: the first intelligent electric meter, bus, energy services terminal, little electrical network centralized manager, the second intelligent electric meter and data concentrator;
Wherein, described bus comprises commercial electric power input, new forms of energy power input end, and the power consumption equipment incoming end;
Described the first intelligent electric meter connects commercial electric power transformer, described commercial electric power input, and described energy services terminal;
Described little electrical network centralized manager connects generation of electricity by new energy equipment, described new forms of energy incoming end, and described energy services terminal.
Described the second intelligent electric meter is connected between described power consumption equipment incoming end and each subscriber equipment;
Described data concentrator connects described energy services terminal and described the second intelligent electric meter.
2. energy management system according to claim 1 is characterized in that,
Described energy services terminal comprises: microprocessor, a plurality of Ethernet interface, a plurality of RS485 interface, a plurality of USB interface, information indicating lamp and human-computer interaction device; A plurality of described Ethernet interfaces, a plurality of described RS485 interface, a plurality of described USB interface, described information indicating lamp and described human-computer interaction device are connected with described microprocessor respectively.
3. energy management system according to claim 1 is characterized in that, described energy management system also comprises: electric power access switch; Wherein, described electric power access switch is connected between described the first intelligent electric meter and the described commercial electric power input.
4. energy management system according to claim 1 is characterized in that,
Described human-computer interaction device comprises input equipment and display; Wherein, described input equipment be connected display and be connected with described microprocessor respectively.
5. energy management system according to claim 1 is characterized in that,
Described human-computer interaction device is touch-screen.
6. according to claim 1 to 5 each described energy management systems, it is characterized in that,
Described energy services terminal also comprises sound prompt device; Wherein, described sound prompt device is connected with described microprocessor.
CN 201220407456 2012-08-16 2012-08-16 Energy management system Expired - Lifetime CN202737585U (en)

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Application Number Priority Date Filing Date Title
CN 201220407456 CN202737585U (en) 2012-08-16 2012-08-16 Energy management system

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Application Number Priority Date Filing Date Title
CN 201220407456 CN202737585U (en) 2012-08-16 2012-08-16 Energy management system

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CN202737585U true CN202737585U (en) 2013-02-13

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104375469A (en) * 2013-08-13 2015-02-25 苏州广海信息科技有限公司 Energy management system
CN105001355A (en) * 2015-07-07 2015-10-28 国家电网公司 Electric power acquisition system based on AMI
CN108919758A (en) * 2018-06-29 2018-11-30 欧贝黎新能源科技股份有限公司 A kind of Regional Energy management system
TWI650728B (en) * 2016-10-26 2019-02-11 行政院原子能委員會核能硏究所 Multi-agent-based day-ahead dispatch method for microgrid
TWI685168B (en) * 2018-10-12 2020-02-11 行政院原子能委員會核能研究所 Hour-ahead energy scheduling method and system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104375469A (en) * 2013-08-13 2015-02-25 苏州广海信息科技有限公司 Energy management system
CN105001355A (en) * 2015-07-07 2015-10-28 国家电网公司 Electric power acquisition system based on AMI
TWI650728B (en) * 2016-10-26 2019-02-11 行政院原子能委員會核能硏究所 Multi-agent-based day-ahead dispatch method for microgrid
CN108919758A (en) * 2018-06-29 2018-11-30 欧贝黎新能源科技股份有限公司 A kind of Regional Energy management system
TWI685168B (en) * 2018-10-12 2020-02-11 行政院原子能委員會核能研究所 Hour-ahead energy scheduling method and system

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Granted publication date: 20130213

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