CN103633737A - Residential electricity consumption load power supply device - Google Patents
Residential electricity consumption load power supply device Download PDFInfo
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- CN103633737A CN103633737A CN201310574637.7A CN201310574637A CN103633737A CN 103633737 A CN103633737 A CN 103633737A CN 201310574637 A CN201310574637 A CN 201310574637A CN 103633737 A CN103633737 A CN 103633737A
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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
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Abstract
The invention discloses a residential electricity consumption load power supply device which comprises a power grid access port, a power supply unit, a control unit, a communication connection port, a first switch, a second switch, a first current detection circuit, a first voltage detection circuit, a second current detection circuit, a second voltage detection circuit, a first output port and a second output port, wherein the power grid access port is connected with a power distribution network; the power supply unit is connected between the power grid access port and the control unit; the communication connection port is connected with a scheduling center; the first switch and the second switch are connected with the power grid access port; the first current detection circuit and the first voltage detection circuit are respectively connected between the first output port and the control unit; the second current detection circuit and the second voltage detection circuit are respectively connected between the second output port and the control unit. According to the residential electricity consumption load power supply device disclosed by the invention, a peak-load regulation function can be realized; the cost for modifying a line is low; the residential electricity consumption load power supply device is convenient to operate and obvious in effect and is suitable for general popularization and use.
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 be stored, and both sides of supply and demand need to guarantee to implement balance, these characteristic requirements electrical networks of electric power system must plan to guarantee system reliability service in advance, under traditional electric power system, when electricity consumption peak value increases, only have by newly-built more generating and power transmission facility and adapt to need for electricity, so not only can cause the difference of peak valley electricity needs to become gradually large, will inevitably raise the peak value of electricity consumption and the probability of appearance thereof, and because the increase-volume cycle shortens, cause power cost to improve, thereby electricity price is increased.
In order to alleviate power supply pressure, in electric power system, introduced demand response at present, the foothold of demand response is loosen retail price control and improve demand elasticity, it is also the new resources that comprehensively participate in electricity market, thereby, can solve the problems referred to above with relatively cheap cost to a certain extent.
Due to the object using in demand response, need to comparatively stablize and power consumption needs certain scale, so the realization of current needs response in actual applications, just for the larger enterprise of power consumption, test 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 to rely on the universal of intelligent electric meter and intelligent appliance realizes more, but this solution exists cost high, 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, the load power supply of classifying to residential electricity consumption, and realize the United Dispatching to electricity consumption, to ensure electric power system reliability service, to reduce peak regulation cost.
A 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, second voltage testing 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 and is connected with control centre by communication connection port; Described the first output port, the second output port connect described electrical network access interface by the first switch, second switch respectively; Described the first current detection circuit, the first voltage detecting circuit are connected between described the first output port and control unit, and the second current detection circuit, second voltage testing circuit are connected between described the second output port and control unit;
Described power supply unit carries out power distribution network input voltage to export described control unit to after transformation; Described the first current detection circuit, the first voltage detecting circuit detect respectively current value, the magnitude of voltage of the first output port, and the second current detection circuit, second voltage testing circuit detect respectively current value, the magnitude of voltage of the second output port; Described control unit calculates the first output electric weight of the first output port according to the current value of the first output port, magnitude of voltage, and according to the second output electric weight of the current value of the current value of the second output port, magnitude of voltage the second output port, magnitude of voltage the second output port, control the break-make of the first switch, according to by the dispatch command at described communication connection port access dispatching center, and according to the break-make of dispatch command control second switch, and the first output electric weight and the second output electric weight are sent to control centre by described communication connection port.
Above-mentioned residential electricity consumption load supplying device, to after power distribution network access, be divided into two separate current supply circuits, two current supply circuits by two independently switch carry out break-make control, it is different current supply circuits that these two quality are provided, the first output port can be used for powering to important load, guarantees high-quality power supply; And the second output port participates in the United Dispatching control that demand response is controlled the dispatch command of ，Shou control centre, realize peak regulating function, to ensure electric power system reliability service.And this device does not need to rely on intelligent electric meter and intelligent appliance is realized, and only need carry out a small amount of change to existing supply line and can realize, improvement cost is low, easy to operate, effect is remarkable, is therefore applicable to generally promote the use of.
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 an application case of residential electricity consumption load supplying device.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of residential electricity consumption load supplying device of the present invention is described in detail.
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, second voltage testing 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 and is connected with control centre by communication connection port; Described the first output port, the second output port connect described electrical network access interface by the first switch, second switch respectively; Described the first current detection circuit, the first voltage detecting circuit are connected between described the first output port and control unit, and the second current detection circuit, second voltage testing circuit are connected between described the second output port and control unit.
Described power supply unit carries out power distribution network input voltage to export described control unit to after transformation; Described the first current detection circuit, the first voltage detecting circuit detect respectively current value, the magnitude of voltage of the first output port, and the second current detection circuit, second voltage testing circuit detect respectively current value, the magnitude of voltage of the second output port; Described control unit calculates the first output electric weight of the first output port according to the current value of the first output port, magnitude of voltage, and according to the second output electric weight of the current value of the current value of the second output port, magnitude of voltage the second output port, magnitude of voltage the second output port, control the break-make of the first switch, according to by the dispatch command at described communication connection port access dispatching center, and according to the break-make of dispatch command control second switch, and the first output electric weight and the second output electric weight are sent to control centre by described communication connection port.
Residential electricity consumption load supplying device of the present invention, to after power distribution network access, be divided into two separate current supply circuits, 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, and the load that guarantees to be connected in this loop obtains high-quality power supply; And the current supply circuit of the second output port, to participate in the control that demand response is controlled the dispatch command of ，Shou control centre, suitable can interrupt load power supply, the load being connected in this loop may, because of peak regulation needs, can be cut off power supply within certain time period.Two current supply circuits adopt independent metering, therefore, the electricity price of the current supply circuit that does not participate in demand response can be set higher than the electricity price that participates in the current supply circuit of demand response, so just can impel user to control and arrange to carry out electricity consumption according to control centre, thereby realize the object of peak regulation, peak regulation cost is low.
Technical scheme of the present invention, be combined with demand response and the demand response based on excitation based on price, to user, provide more selection space, also can realize the peak regulating function of power supply department simultaneously, do not need to rely on intelligent electric meter and intelligent appliance is realized, and only need carry out a small amount of change to existing supply line and can realize, improvement cost is low, easy to operate, effect is remarkable, be therefore applicable to generally promote the use of.
For 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 issue by described communication connection port access dispatching center, and according to dynamic electricity price information and first output electric weight and second output electric weight calculate respectively the first electricity charge information of the first output port and the second electricity charge information of the second output port.
By receiving dynamic electricity price information, residential electricity consumption load supplying device can be according to the electricity price adjustment of power supply department, and the unit price of the electricity charge is calculated in change in time, guarantees the accuracy of metering, and user also can carry out reasonable arrangement electricity consumption according to dynamic electricity price information.
Further, the electricity consumption information on services that described control unit can also issue by described communication connection port access dispatching center.
By electricity consumption information on services, the residential electricity consumption load supplying device service package that can upgrade in time, the history information etc. that user can be selected suitable own service package and be inquired about electricity consumption by electricity consumption information on services.
For more clear technical scheme of the present invention, set forth the preferred embodiment of the structure realization of some residential electricity consumption load supplying devices below.
Shown in figure 2, the structural representation of the residential electricity consumption load supplying device that Fig. 2 is preferred embodiment.
Preferably, described control unit comprises: processor, and the communication module being connected with processor respectively, metering module, switch drive module and memory module.
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, second voltage testing circuit; Described switch drive module connects respectively the first switch and second switch.
Described switch drive module drives respectively the break-make of the first switch and second switch; Described metering module is used for calculating the first output electric weight and the second output electric weight; Described communication module is used for receiving and dispatching communication data.
Preferably, residential electricity consumption load supplying device can also comprise: the input module being 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, the first output electric weight, the second output electric weight, the first electricity charge information, the second electricity charge information and/or electricity consumption information on services etc.
Preferably, residential electricity consumption load supplying device can also comprise: the alarm module being connected with processor; Described processor is resolved described dispatch command, and when described dispatch command is cut-off switch, the setting-up time before carrying out this cut-off switch instruction is controlled alarm module and sent warning message.
Preferably, residential electricity consumption load supplying device can also comprise: the real-time clock module being connected with processor; Be used 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, can adopt the dual core processor of the LPC4300 series based on ARM Cortex-M0, Cortex-M4, wherein M4 kernel is mainly used in communication, storage, key-press input, information demonstration and warning function, and M0 core is 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, when realizing the accuracy of metering, guaranteed that telecommunication service quality and user experience.Residential electricity consumption load supplying device can upgrade electricity price information and service package by network, user can by input module select suitable oneself service package and inquiry electricity consumption history information, when residential electricity consumption load supplying device receives the dispatch command of demand response, cut off can the power supply of interrupt load before, first by alarm module, report to the police a period of time, then zero crossing is cut off the electricity supply, after receiving the dispatch command of service restoration, closed second switch that can interrupt load, because two current supply circuits exist electricity price poor, therefore can encourage user's participating in load management process initiatively.
The residential electricity consumption load supplying device of comprehensive above-described embodiment, arranges two independently current supply circuits, can provide the duplex feeding that quality is 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 within certain time period, to be cut off power supply.Two current supply circuits can arrange different electricity prices, independent metering and billing.User can actual conditions rationally use this two kinds of supply power modes, in addition, the communication connection interface of residential electricity consumption load supplying device can be used the mode of power carrier and ethernet communication, communicate the functions such as electric weight use information that can realize electricity price information updating, obtain dispatch command and upload user with control centre.
Shown in figure 3, Fig. 3 is the structural representation of an application case of residential electricity consumption load supplying device; In this application case, also comprise distribution box, wherein, described distribution box comprises non-interruption of power supply module and interruptible load module; Described non-interruption of power supply module connects the first output port, for providing electric weight to non-interrupt load; Described interruptible load module connects the second output port, for to can interrupt load providing electric weight.
Described non-interrupt load comprises that refrigerator, illumination, TV etc. power consumption is lower, and the equipment that need work long hours, and describedly can interrupt load comprise that the power consumptions such as electric heater, air-conditioning, washing machine are larger, and without the equipment working long hours.
Residential electricity consumption load supplying device of the present invention, can realize metering and billing, telecommunication, three functions of load management, and wherein metering and billing function is that independent metering and billing is carried out in two loops, guarantees the accuracy of metering; Telecommunication is responsible for accepting dispatch command and the dynamic electricity price information of superior system, and uploads user power utilization information; Load management is that response instruction is controlled the electricity consumption of loading according to demand, to realize the function of peak regulation electricity consumption.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore 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 (10)
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, second voltage testing 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 and is connected with control centre by communication connection port; Described the first output port, the second output port connect described electrical network access interface by the first switch, second switch respectively; Described the first current detection circuit, the first voltage detecting circuit are connected between described the first output port and control unit, and the second current detection circuit, second voltage testing circuit are connected between described the second output port and control unit;
Described power supply unit carries out power distribution network input voltage to export described control unit to after transformation; Described the first current detection circuit, the first voltage detecting circuit detect respectively current value, the magnitude of voltage of the first output port, and the second current detection circuit, second voltage testing circuit detect respectively current value, the magnitude of voltage of the second output port; Described control unit calculates the first output electric weight of the first output port according to the current value of the first output port, magnitude of voltage, and according to the second output electric weight of the current value of the current value of the second output port, magnitude of voltage the second output port, magnitude of voltage the second output port, control the break-make of the first switch, according to by the dispatch command at described communication connection port access dispatching center, and according to the break-make of dispatch command control second switch, and the first output electric weight and the second output electric weight are sent to control centre by described communication connection port.
2. residential electricity consumption load supplying device according to claim 1, it is characterized in that, the dynamic electricity price information that described control unit also issues by described communication connection port access dispatching center, and according to dynamic electricity price information and first output electric weight and second output electric weight calculate respectively the first electricity charge information of the first output port and the second electricity charge information of the second output port.
3. residential electricity consumption load supplying device according to claim 1, is characterized in that, the electricity consumption information on services that described control unit also issues by described communication connection port access dispatching center.
4. according to the residential electricity consumption load supplying device described in claims 1 to 3 any one, it is characterized in that, described control unit comprises; Processor, and the communication module being connected with processor respectively, metering module, switch drive module and memory module;
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, second voltage testing circuit; Described switch drive module connects respectively the first switch and second switch;
Described switch drive module drives respectively the break-make of the first switch and second switch; Described metering module is used for calculating the first output electric weight and the second output electric weight; Described communication module is used for receiving and dispatching communication data.
5. residential electricity consumption load supplying device according to claim 4, is characterized in that, also comprises: the input module being 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, the first output electric weight, the second output electric weight, the first electricity charge information, the second electricity charge information and/or electricity consumption information on services.
6. residential electricity consumption load supplying device according to claim 4, is characterized in that, also comprises: the alarm module being connected with processor;
Described processor is resolved described dispatch command, and when described dispatch command is cut-off switch, the setting-up time before carrying out this cut-off switch instruction is controlled alarm module and sent warning message.
7. residential electricity consumption load supplying device according to claim 4, is characterized in that, also comprises: the real-time clock module being connected with processor; Be used for providing real-time clock parameter to processor.
8. 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.
9. residential electricity consumption load supplying device according to claim 1, is characterized in that, also comprises distribution box, and described distribution box comprises non-interruption of power supply module and interruptible load module;
Described non-interruption of power supply module connects the first output port, for providing electric weight to non-interrupt load; Described interruptible load module connects the second output port, for to can interrupt load providing electric weight.
10. residential electricity consumption load supplying device according to claim 9, is characterized in that, described non-interrupt load comprises refrigerator, illumination and/or TV, describedly can interrupt load comprise electric heater, air-conditioning and/or washing machine.
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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 |
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| CN103633737B (en) | 2015-10-21 |
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Inventor after: Wang Yongcai Inventor after: Xiong Gang Inventor after: Luo Yu Inventor after: Pang Weixin Inventor after: Liu Shengqiang Inventor after: Fan Ting Inventor after: Chen Xuyu Inventor after: Chen Diebin Inventor after: Yu Yongzhong Inventor after: Xiao Zhaodi Inventor after: Song Caihua Inventor after: Wu Lixian Inventor after: Song Yu Inventor after: Huang Haiqing Inventor after: Wang Jing Inventor before: Wang Yongcai Inventor before: Xiong Gang Inventor before: Luo Yu Inventor before: Pang Weixin Inventor before: Liu Shengqiang Inventor before: Fan Ting Inventor before: Chen Xuyu Inventor before: Guan Zhiwei Inventor before: Huang Yukui Inventor before: Chen Diebin Inventor before: Yu Yongzhong Inventor before: Xiao Zhaodi Inventor before: Song Caihua Inventor before: Wu Lixian Inventor before: Song Yu Inventor before: Huang Haiqing Inventor before: Wang Jing |
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Free format text: CORRECT: INVENTOR; FROM: WANG YONGCAI CHEN YIBIN YU YONGZHONG XIAO ZHAODI SONG CAIHUA WU LIXIAN SONG YU HUANG HAIQING WANG JING XIONG GANG LUO YU PANG WEIXIN LIU SHENGQIANG FAN TING CHEN XUYU GUAN ZHIWEI HUANG YUKUI TO: WANG YONGCAI CHEN YIBIN YU YONGZHONG XIAO ZHAODI SONG CAIHUA WU LIXIAN SONG YU HUANG HAIQING WANG JING XIONG GANG LUO YU PANG WEIXIN LIU SHENGQIANG FAN TING CHEN XUYU |
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Effective date of registration: 20140528 Address after: 528000 Fenjiang South Road, Chancheng District, Guangdong, No. 1, No. Applicant after: Foshan Power Supply Bureau, Guangdong Power Grid Corporation Address before: 528000 Fenjiang South Road, Chancheng District, Guangdong, No. 1, No. Applicant before: Foshan Power Supply Bureau, Guangdong Power Grid Corporation Applicant before: Guangdong Zhuowei Networks Co., Ltd. |
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