CN103633737B - Residential electricity consumption load supplying device - Google Patents
Residential electricity consumption load supplying device Download PDFInfo
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- CN103633737B CN103633737B CN201310574637.7A CN201310574637A CN103633737B CN 103633737 B CN103633737 B CN 103633737B CN 201310574637 A CN201310574637 A CN 201310574637A CN 103633737 B CN103633737 B CN 103633737B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Abstract
A kind of residential electricity consumption load supplying device, comprising: electrical network access interface, power supply unit, control unit, communication connection port, the first switch, second switch, the first current detection circuit, the first voltage detecting circuit, the second current detection circuit, the second voltage detecting circuit, the first output port, the second output port; Electrical network access interface connects power distribution network; Power supply unit connects between electrical network access interface and control unit; Communication connection port connects control centre; First switch, second switch connect electrical network access interface; First current detection circuit, the first voltage detecting circuit are connected between described first output port and control unit, and the second current detection circuit, the second voltage detecting circuit are connected between described second output port and control unit; Technology of the present invention, can realize peak regulating function, low to track remodelling cost, easy to operate, Be very effective, is therefore applicable to popularity and uses.
Description
Technical field
The present invention relates to electric power project engineering field, particularly relate to a kind of residential electricity consumption load supplying device.
Background technology
Electric power can not economy of large scale store, and both sides of supply and demand need to ensure to implement balance, these characteristic requirements electrical networks of electric power system must be planned to guarantee system reliability service in advance, under traditional electric power structure, when electricity consumption peak value increases, only have and adapt to need for electricity by newly-built more generating and power transmission facility, so the difference of peak valley electricity needs not only can be caused to become large gradually, the peak value of electricity consumption and the probability of appearance thereof will inevitably be raised, and due to increase-volume cycle time, cause power cost to improve, thus electricity price is increased.
In order to alleviate power supply pressure, demand response is introduced at present in electric power structure, the foothold of demand response is loosened retail price control and improves demand elasticity, it is also the new resources comprehensively participating in electricity market, thus, the problems referred to above can be solved with the cost of relative moderate to a certain extent.
Due to the object used in demand response, need comparatively to stablize and power consumption needs certain scale, so the realization of current needs response in actual applications, just carry out test for the enterprise that power consumption is larger to use, and for the demand response of residential electricity consumption, because user comparatively disperses, and power consumption is unstable, therefore, the demand response solution of existing residential electricity consumption, need dependence intelligent electric meter and the universal of intelligent appliance to realize more, but it is high to there is cost in this solution, track remodelling difficulty, the problems such as technical sophistication, therefore be difficult to be promoted.
Summary of the invention
Based on this, be necessary for the problems referred to above, a kind of residential electricity consumption load supplying device is provided, classification power supply is carried out to residential electricity consumption load, and realizes the United Dispatching to electricity consumption, to ensure electric power system reliability service, to reduce peak regulation cost.
A kind of residential electricity consumption load supplying device, comprising: electrical network access interface, power supply unit, control unit, communication connection port, the first switch, second switch, the first current detection circuit, the first voltage detecting circuit, the second current detection circuit, the second voltage detecting circuit, the first output port, the second output port;
Described electrical network access interface connects power distribution network; Described power supply unit connects between described electrical network access interface and control unit; Described control unit is communicated to connect by communication connection port and control centre; Described first output port, the second output port connect described electrical network access interface respectively by the first switch, second switch; Described first current detection circuit, the first voltage detecting circuit are connected between described first output port and control unit, and the second current detection circuit, the second voltage detecting circuit are connected between described second output port and control unit;
Described power supply unit exports described control unit to after power distribution network input voltage is carried out transformation; Described first current detection circuit, the first voltage detecting circuit detect current value, the magnitude of voltage of the first output port respectively, and the second current detection circuit, the second voltage detecting circuit detect current value, the magnitude of voltage of the second output port respectively; Described control unit calculates first of the first output port export electricity according to the current value of the first output port, magnitude of voltage, and export electricity according to the current value of the current value of the second output port, magnitude of voltage second output port, second of magnitude of voltage second output port, control the break-make of the first switch, according to the dispatch command by described communication connection port access dispatching center, and control the break-make of second switch according to dispatch command, and the first output electricity and the second output electricity are sent to control centre by described communication connection port.
Above-mentioned residential electricity consumption load supplying device, the current supply circuit that two separate is divided into after being accessed by power distribution network, two current supply circuits by two independently switch carry out break-make control, these two quality are provided to be different current supply circuits, first output port can be used for powering to important load, ensures that high-quality is powered; And the second output port participates in demand response control, the United Dispatching of the dispatch command at scheduled center controls, and realizes peak regulating function, to ensure electric power system reliability service.And this device does not need dependence intelligent electric meter and intelligent appliance to realize, and only need carry out changing on a small quantity and can realizing to existing supply line, improvement cost is low, easy to operate, Be very effective, is therefore applicable to popularity and uses.
Accompanying drawing explanation
Fig. 1 is the structural representation of the residential electricity consumption load supplying device of an embodiment;
Fig. 2 is the structural representation of the residential electricity consumption load supplying device of preferred embodiment;
Fig. 3 is the structural representation of a residential electricity consumption load supplying device application case.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing to residential electricity consumption load supplying device of the present invention.
Shown in Figure 1, Fig. 1 is the structural representation of the residential electricity consumption load supplying device of an embodiment, comprising: electrical network access interface, power supply unit, control unit, communication connection port, the first switch, second switch, the first current detection circuit, the first voltage detecting circuit, the second current detection circuit, the second voltage detecting circuit, the first output port, the second output port.
Described electrical network access interface connects power distribution network; Described power supply unit connects between described electrical network access interface and control unit; Described control unit is communicated to connect by communication connection port and control centre; Described first output port, the second output port connect described electrical network access interface respectively by the first switch, second switch; Described first current detection circuit, the first voltage detecting circuit are connected between described first output port and control unit, and the second current detection circuit, the second voltage detecting circuit are connected between described second output port and control unit.
Described power supply unit exports described control unit to after power distribution network input voltage is carried out transformation; Described first current detection circuit, the first voltage detecting circuit detect current value, the magnitude of voltage of the first output port respectively, and the second current detection circuit, the second voltage detecting circuit detect current value, the magnitude of voltage of the second output port respectively; Described control unit calculates first of the first output port export electricity according to the current value of the first output port, magnitude of voltage, and export electricity according to the current value of the current value of the second output port, magnitude of voltage second output port, second of magnitude of voltage second output port, control the break-make of the first switch, according to the dispatch command by described communication connection port access dispatching center, and control the break-make of second switch according to dispatch command, and the first output electricity and the second output electricity are sent to control centre by described communication connection port.
Residential electricity consumption load supplying device of the present invention, the current supply circuit that two separate is divided into after being accessed by power distribution network, two current supply circuits by two independently switch carry out break-make control, wherein, the power supply quality that these two current supply circuits provide is different, the current supply circuit of the first output port can not participate in the control of demand response, can be used for powering to important load, ensures that the load be connected in this loop obtains high-quality and powers; And the current supply circuit of the second output port, be participate in demand response to control, the control of the dispatch command at scheduled center, is suitable for powering to interruptible price load, namely the load be connected in this loop may need because of peak regulation, can be cut off power supply within certain time period.Two current supply circuits adopt independent measure, therefore, the electricity price of electricity price higher than the current supply circuit of participation demand response of the current supply circuit not participating in demand response can be set, user so just can be impelled to control arrangement according to control centre and to carry out electricity consumption, thus realizing the object of peak regulation, peak regulation cost is low.
Technical scheme of the present invention, be combined based on the demand response of price and the demand response based on excitation, there is provided to user and more select space, also can realize the peak regulating function of power supply department simultaneously, do not need dependence intelligent electric meter and intelligent appliance to realize, and only need carry out changing on a small quantity and can realizing to existing supply line, improvement cost is low, easy to operate, Be very effective, is therefore applicable to popularity and uses.
In order to more clear technical scheme of the present invention, set forth the practical function preferred embodiment of some residential electricity consumption load supplying devices below.
In one embodiment, the dynamic electricity price information that described control unit can also be issued by described communication connection port access dispatching center, and according to dynamic electricity price information and first export electricity and second export electricity calculate the first electricity charge information of the first output port and the second electricity charge information of the second output port respectively.
By receiving dynamic electricity price information, residential electricity consumption load supplying device according to the bidding price adjustment of power supply department, can change the unit price calculating the electricity charge in time, and ensure the accuracy of metering, user also can carry out reasonable arrangement electricity consumption according to dynamic electricity price information.
Further, the described control unit power supply service information that can also be issued by described communication connection port access dispatching center.
By power supply service information, residential electricity consumption load supplying device can upgrade in time service package, and user is by the suitable service package of oneself of power supply service Information Selection and the history information etc. of inquiry electricity consumption.
In order to more clear technical scheme of the present invention, the preferred embodiment that the structure setting forth some residential electricity consumption load supplying devices below realizes.
Shown in figure 2, Fig. 2 is the structural representation of the residential electricity consumption load supplying device of preferred embodiment.
Preferably, described control unit comprises: processor, and the communication module, metering module, switch drive module and the memory module that are connected with processor respectively.
Described processor connects described power supply unit, and connects described communication connection port by communication module; Described metering module connects the output of the first current detection circuit, the first voltage detecting circuit, the second current detection circuit, the second voltage detecting circuit; Described switch drive module connects the first switch and second switch respectively.
Described switch drive module drives the break-make of the first switch and second switch respectively; Described metering module exports electricity for calculating the first output electricity and second; Described communication module is used for transceiving communication data.
Preferably, residential electricity consumption load supplying device can also comprise: the input module be connected with processor and display module; Described input module, for input control information; Described display module, for showing current value, the magnitude of voltage of described control information, the first output port and the second output port, first exports electricity, second exports electricity, the first electricity charge information, the second electricity charge information and/or power supply service information etc.
Preferably, residential electricity consumption load supplying device can also comprise: the alarm module be connected with processor; Described dispatch command resolved by described processor, and when described dispatch command is off switch, the setting-up time before performing this cut-off switch instruction controls alarm module and sends warning message.
Preferably, residential electricity consumption load supplying device can also comprise: the real-time clock module be connected with processor; For providing real-time clock parameter to processor.
Preferably, described communication connection port is connected with control centre by power carrier mode or Ethernet mode.
In the present embodiment, the dual core processor of the LPC4300 series based on ARM Cortex-M0, Cortex-M4 can be adopted, wherein M4 kernel is mainly used in communication, storage, key-press input, information displaying and warning function, and M0 core is used for processing the data of metering module, and power consumption is added up, adopt dual core processor, not only can reduce complexity and the system power dissipation of system, and there is enough disposal abilities, while realizing the accuracy of metering, ensure that telecommunication service quality and Consumer's Experience.Residential electricity consumption load supplying device upgrades electricity price information and service package by network, user selects the suitable service package of oneself and the history information of inquiry electricity consumption by input module, when residential electricity consumption load supplying device receives the dispatch command of demand response, before the power supply cutting off interruptible price load, first reported to the police a period of time by alarm module, then zero crossing is cut off the electricity supply, when after the dispatch command receiving service restoration, the second switch of closed interruptible price load, because two current supply circuits exist electricity price difference, therefore user's participating in load management process initiatively can be encouraged.
The residential electricity consumption load supplying device of comprehensive above-described embodiment, arranges two independently current supply circuits, the duplex feeding that quality can be provided different for user; The agreement that one of them current supply circuit can be signed according to power supply department and user participates in demand response and controls, and coordinates peak regulation to need cut-off power supply within certain time period.Two current supply circuits can arrange different electricity prices, independent measure charging.User can these two kinds of supply power modes of actual conditions reasonable employment, in addition, the communication connection interface of residential electricity consumption load supplying device can use the mode of power carrier and ethernet communication, communicate with control centre, electricity price information updating can be realized, obtain the functions such as the electricity use information of dispatch command and upload user.
Shown in figure 3, Fig. 3 is the structural representation of a residential electricity consumption load supplying device application case; In this application case, also comprise distribution box, wherein, described distribution box comprises non-interrupted supply module and interruptible load module; Described non-interrupted supply module connects the first output port, for providing electricity to non-interrupted load; Described interruptible load model calling second output port, for providing electricity to interruptible price load.
It is lower that described non-interrupted load comprises refrigerator, illumination, TV etc. power consumption, and the equipment that need work long hours, it is comparatively large that described interruptible price load comprises the power consumptions such as electric heater, air-conditioning, washing machine, and the equipment without the need to working long hours.
Residential electricity consumption load supplying device of the present invention, can realize metering and billing, telecommunication, load management three functions, and wherein metering and billing function carries out independent measure charging to two loops, ensures the accuracy of metering; Telecommunication is responsible for the dispatch command and the dynamic electricity price information that accept superior system, and upload user power information; Load management is that response instruction controls load electricity consumption according to demand, to realize the function of peak regulation electricity consumption.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a residential electricity consumption load supplying device, it is characterized in that, comprising: electrical network access interface, power supply unit, control unit, communication connection port, the first switch, second switch, the first current detection circuit, the first voltage detecting circuit, the second current detection circuit, the second voltage detecting circuit, the first output port, the second output port;
Described electrical network access interface connects power distribution network; Described power supply unit connects between described electrical network access interface and control unit; Described control unit is communicated to connect by communication connection port and control centre; Described first output port, the second output port connect described electrical network access interface respectively by the first switch, second switch; Described first current detection circuit, the first voltage detecting circuit are connected between described first output port and control unit, and the second current detection circuit, the second voltage detecting circuit are connected between described second output port and control unit;
Described power supply unit exports described control unit to after power distribution network input voltage is carried out transformation; Described first current detection circuit, the first voltage detecting circuit detect current value, the magnitude of voltage of the first output port respectively, and the second current detection circuit, the second voltage detecting circuit detect current value, the magnitude of voltage of the second output port respectively; Described control unit calculates first of the first output port export electricity according to the current value of the first output port, magnitude of voltage, and calculate second of the second output port export electricity according to the current value of the second output port, magnitude of voltage, control the break-make of the first switch, according to the dispatch command by described communication connection port access dispatching center, and control the break-make of second switch according to dispatch command, and the first output electricity and the second output electricity are sent to control centre by described communication connection port;
Described control unit also by the dynamic electricity price information that described communication connection port access dispatching center issues, and according to dynamic electricity price information and first export electricity and second export electricity calculate the first electricity charge information of the first output port and the second electricity charge information of the second output port respectively.
2. residential electricity consumption load supplying device according to claim 1, is characterized in that, described control unit is also by power supply service information that described communication connection port access dispatching center issues.
3. residential electricity consumption load supplying device according to claim 1 and 2, it is characterized in that, described control unit comprises: processor, and the communication module, metering module, switch drive module and the memory module that are connected with processor respectively;
Described processor connects described power supply unit, and connects described communication connection port by communication module; Described metering module connects the output of the first current detection circuit, the first voltage detecting circuit, the second current detection circuit, the second voltage detecting circuit; Described switch drive module connects the first switch and second switch respectively;
Described switch drive module drives the break-make of the first switch and second switch respectively; Described metering module exports electricity for calculating the first output electricity and second; Described communication module is used for transceiving communication data.
4. residential electricity consumption load supplying device according to claim 3, is characterized in that, also comprise: the input module be connected with processor and display module;
Described input module, for input control information;
Described display module, for showing current value, the magnitude of voltage of described control information, the first output port and the second output port, first exports electricity, second exports electricity, the first electricity charge information of the first output port, the second electricity charge information of the second output port and/or power supply service information.
5. residential electricity consumption load supplying device according to claim 3, is characterized in that, also comprise: the alarm module be connected with processor;
Described dispatch command resolved by described processor, and when described dispatch command is off switch, the setting-up time before performing this cut-off switch instruction controls alarm module and sends warning message.
6. residential electricity consumption load supplying device according to claim 3, is characterized in that, also comprise: the real-time clock module be connected with processor; For providing real-time clock parameter to processor.
7. residential electricity consumption load supplying device according to claim 1, is characterized in that, described communication connection port is connected with control centre by power carrier mode or Ethernet mode.
8. residential electricity consumption load supplying device according to claim 1, is characterized in that, also comprise distribution box, and described distribution box comprises non-interrupted supply module and interruptible load module;
Described non-interrupted supply module connects the first output port, for providing electricity to non-interrupted load; Described interruptible load model calling second output port, for providing electricity to interruptible price load.
9. residential electricity consumption load supplying device according to claim 8, is characterized in that, described non-interrupted load comprises refrigerator, illumination and/or TV, and described interruptible price load comprises electric heater, air-conditioning and/or washing machine.
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| CN201310574637.7A CN103633737B (en) | 2013-11-15 | 2013-11-15 | Residential electricity consumption load supplying device |
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| CN201310574637.7A CN103633737B (en) | 2013-11-15 | 2013-11-15 | Residential electricity consumption load supplying device |
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| CN103633737B true CN103633737B (en) | 2015-10-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104574138A (en) * | 2014-12-15 | 2015-04-29 | 河海大学常州校区 | Double-loop power supply differential electricity pricing method and control system |
| CN105978149A (en) * | 2016-06-16 | 2016-09-28 | 阳光电源股份有限公司 | Controller, electric meter, and load electricity-consumption monitoring apparatus for photovoltaic grid-connected system |
| CN110308363B (en) * | 2019-06-24 | 2021-12-07 | 广州华铭电力科技有限公司 | Strong-current-state household meter alignment method, device and system |
| CN110261715B (en) * | 2019-06-24 | 2021-06-29 | 广州华铭电力科技有限公司 | Ammeter alignment method, device and system and storage medium |
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