CN201584812U - Domestic intelligent power distribution terminal - Google Patents
Domestic intelligent power distribution terminal Download PDFInfo
- Publication number
- CN201584812U CN201584812U CN2009202332222U CN200920233222U CN201584812U CN 201584812 U CN201584812 U CN 201584812U CN 2009202332222 U CN2009202332222 U CN 2009202332222U CN 200920233222 U CN200920233222 U CN 200920233222U CN 201584812 U CN201584812 U CN 201584812U
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a domestic intelligent power distribution terminal, which comprises an integrated decision-making module, a breaker, a double-pole-double-throw switch operating module, a communication module, a measuring and counting module, a power-stealing preventing module, a power consumption loop protecting module, a new energy source grid-connected power generation control module and a reactive power compensation and voltage virtual value correction module, wherein the breaker and the double-pole-double-throw switch operating module are connected with the integrated decision-making module, the communication module is connected with the integrated decision-making module through a serial port, and the reactive power compensation and voltage virtual value correction module is connected with the integrated decision-making module. The domestic intelligent power distribution terminal not only can receive and execute the command requirement of excising one part of domestic loads sent out from a dispatching center, but also has the functions of measuring and counting differential electric energy, preventing power stealing, implementing protection for a domestic power consumption loop and implementing reactive power compensation and new energy source grid-connected power generation control.
Description
Technical field
The utility model relates to a kind of electric device, especially relates to a kind of domestic intelligent distribution terminal.
Background technology
China is that a few energy resource structure is based on the country of coal in the world today, because coal is a kind of fossil fuel big to the greenhouse gas contribution rate, the utilance that reduces consumption of coal and improve coal is control industrial waste gas and even CO
2The effective measures that discharge capacity is generally acknowledged.In order to guarantee the reliability service of electric power system, each electricity generation system all needs enough reserve capacitys, also wants simultaneously to assist other system in the area, strengthens the fail safe of regional operation of power networks.For example certain grid company master dispatching of power netwoks rules is stipulated: be about 4% of gross capability during according to peak load, be about 7% of gross capability during red-letter day and determine spinning reserve capacity.In order to tackle energy crisis, countries in the world are all in research generation of electricity by new energy technology, and as solar energy, wind energy, tidal energy etc., this class generation of electricity by new energy technology all and environmental correclation is unlikelyly accomplished uninterrupted steadily generating in 24 hours.If can after system loses a part of power supply, in time cut away the load that a part can be cut, guarantee the power system safety and stability operation, then can reduce the spinning reserve capacity of system.On the other hand, along with the development of generation of electricity by new energy technology, the generation of electricity by new energy device of family expenses level can not only satisfy the need for electricity of family self in some cases, also has surplus capacity to system's feedback electric energy.Energy-saving and emission-reduction are the inevitable choices of building a resource-conserving and environment-friendly society; Be to promote economic restructuring, change the only way of growth pattern.This paper has proposed a kind of novel household intelligent power distribution terminal solution; can not only receive and the order request of the excision part family expenses load that send at the operation dispatching center; also have metering, add up differential electric energy; anti-electricity-theft; protection is implemented in the household electricity loop; reactive power compensation, the new forms of energy functions such as control of generating electricity by way of merging two or more grid systems.
Summary of the invention
At the deficiencies in the prior art, the utility model proposes following technical scheme and be used for the technical solution problem.
A kind of domestic intelligent distribution terminal; comprise integrated decision-making module, circuit breaker and double-point double-throw switch operational module, communication module, quantitative statistics module, anti-electricity-theft module, electricity consumption loop protection module, the new forms of energy control module of generating electricity by way of merging two or more grid systems; also comprise reactive power compensation and voltage effective value correction module; wherein; circuit breaker and double-point double-throw switch operational module link to each other with the integrated decision-making module; communication module links to each other by serial ports with the integrated decision-making module, and reactive power compensation and voltage effective value correction module link to each other with the integrated decision-making module.
A kind of domestic intelligent distribution terminal, described communication module comprise distant place communication module and man-machine interface communication module.
A kind of domestic intelligent distribution terminal, described electricity consumption loop protection module comprise that overload judges that submodule, short circuit judge that submodule, electric leakage judge that submodule, low-voltage judge that submodule, overvoltage judge submodule.
The beneficial effects of the utility model are, can not only receive and the order request of the excision part family expenses load that send at the operation dispatching center, also have metering, add up differential electric energy; anti-electricity-theft; protection is implemented in the household electricity loop, reactive power compensation, the new forms of energy controlled function of generating electricity by way of merging two or more grid systems.
Description of drawings
Fig. 1 is the utility model logic module schematic diagram.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Circuit breaker and double-point double-throw switch operational module, this functions of modules is: not only will remove operating breaker or double-point double-throw switch by the CPLD decoding circuit according to the result of integrated logic decision-making, make it maintain certain state or carry out the displacement operation; And the location status of circuit breaker or double-point double-throw switch to be informed the integrated logic decision-making module by the CPLD coding circuit, in RAM, other correlation module reads the location status result with the auxiliary judgement of making a strategic decision to the integrated logic decision-making module from RAM the location status outcome record.
Communication module, this module comprises two parts: the one, with distant place communication module; The one, with the man-machine interface communication module.
According to on-the-spot needs, the conveniently replaced different communication mode of distant place communication module, as: use mobile operator GPRS 3G class communication mode, optical fiber communication, ethernet communication, WIFI radio communication, power carrier or the like.It is that 115200 serial communication protocol and integrated logic decision-making module communicate that all communication protocol all converts baud rate at last to.The function of distant place communication module: the II class family expenses load of cutting of receiving scheduling administrative center is ordered; To measure, add up category information and be uploaded to the dispatching management center; Receive from the dispatching management center user purchase in advance electrical information with convenient advanced charge when not enough device can make automatic alarm and the measure of arrearage power down process; The passage that receiving scheduling administrative center sends to the time information etc.
The function of man-machine interface communication module: will measure, add up category information and be shown to user's observation; Receive user's configuration information and inform other correlation module, as earth leakage protective operating current value, operate time etc.
Quantitative statistics module, this module will independently be measured the power consumption that can not cut on the power circuit, power consumption, the family expenses level generation of electricity by new energy power supply that can cut on the power circuit feed back to the information about power of electrical network and be uploaded to the dispatching management center by distant place communication module.Can cut on the power circuit and employing generation of electricity by new energy device in order to encourage the user that the family expenses load is connected on, the selling price per unit that can not cut the electric energy on the power circuit will be higher than the selling price per unit that can cut the electric energy on the power circuit, and the generation of electricity by new energy device feeds back to the selling price per unit of the electric energy of electrical network should be less than the selling price per unit that can not cut the electric energy on the power circuit.The selling price per unit that even can not cut the electric energy on the power circuit can adopt differential pricing method.The power that can not cut on the power circuit is divided into x part, supposes its power p=p
0+ p
1+ p
2+ Λ+p
X-1, (being assumed to be t) its power consumption w=p in the then a certain period
0T+p
1T+p
2T+ Λ+p
X-1T.To electric weight p
iT (i=0,1,2 ..., x), i is big more, and selling price per unit is also high more.The selling price per unit of time-of-use tariffs and zero computing time also can be adjusted as required in real time by the dispatching management center.
The intelligent power distribution terminal can be added up, the consumption habit of recording user, and as in certain every day in season of power load maximum what time period, what time period minimum, the harmonic wave of which panel region is bigger or the like, and the statistics support of science is provided for scheduling decision.
Anti-electricity-theft module
Whole device is except binding post exposes, and all the other all parts all are designed to seal, and each device for opening all can be recorded in the case.When device through Installation and Debugging are qualified transfer the user to after, device is detecting the uncommitted casing operation of opening.
Have stealing possible, device is judged to unusually, and device is alarmed, reporting scheduling administrative center automatically cuts off the electricity supply and place on record.
In order to prevent from will influence with strong electromagnetic interference the normal operation of device, the EMC test of device should be examined requirement by every highest level, and device is wanted reliable ground.
Electricity consumption loop protection module comprises that overload judges that submodule, short circuit judge that submodule, electric leakage judge that submodule, low-voltage judge that submodule, overvoltage judge submodule.
Overload is judged submodule
The used circuit breaker of now general family is the C tripping characteristic circuit breaker that protection can be provided the circuit of inductive load and high sense illuminator that IEC60898 " apparatus for household use and similar device circuit breaker " (GB10963-1999) stipulates.The realization of the overload protection function of circuit breaker is to utilize bimetallic along with temperature raises and directed principle by the rule bending; normal current is (smaller or equal to 1.13In; In is the rated current of circuit breaker) angle of bend is little; therefore the thrust deficiency is so that the tripping mechanism dropout; overload current (1.45In) angle of bend is big when reaching; thrust is enough to promote tripping mechanism disconnects switch, the principle of Here it is overload protection.The In of circuit breaker generally has only fixing several, can not be adjustable continuously, therefore also just can not strictness and current carrying capacity of conductor match; And owing to reasons such as components and parts differences, all be discrepant operating value operate time of each circuit breaker.
And after having adopted the intelligent power distribution terminal installation, can adjust alarm definite value, alarm time, action definite value, operate time etc., even can also be according to the difference automatic switchover definite value of winter, summer current carrying capacity of conductor in strict accordance with the ampacity of lead.
Submodule is judged in short circuit
The short-circuit protection function of the circuit breaker of IEC60898 regulation is to be realized by instantaneous release; analyze according to F=IN (suction F and electric current I and long-pending being directly proportional of number of turn N); when being short-circuited fault; electric current increases several times so that tens times; therefore suction has also increased several times so that tens times, and the reaction spring action promotes tripping mechanism disconnects circuit breaker.The circuit breaker of C characteristic dropout curve can make its electromagnetic trip wink moving operating current probably at (5～10) In, and existing too can not be strict and problem that current carrying capacity of conductor matches.
After having adopted the intelligent power distribution terminal installation, can adjust action definite value and operate time in strict accordance with the ampacity of lead, also can be according to the difference automatic switchover definite value of winter, summer current carrying capacity of conductor.
Submodule is judged in electric leakage
At present domestic households use maximum be only to traditional AC type Aftercurrent protecting equipment of the residue alternating current sensitivity that applies suddenly or slowly rise.Along with the raising of progress of science and technology and living standards of the people, increasing occur (as electromagnetic oven, the convertible frequency air-conditioner etc.) in daily life of various electrical type loads.This class loads on when breaking down, and usually contains the pulsating direct current component in the fault current.AC type Aftercurrent protecting equipment is insensitive to the pulsating direct current component." aftercurrent action protecting equipment installation and operation " (GB13955-2005) stipulates: when being used for directly contacting the shock hazard protection, should select the Aftercurrent protecting equipment of GENERAL TYPE (not having time-delay) for use, its desired action current is no more than 30mA.The nothing time-delay here, what refer generally to will move in t≤100ms exactly, and after adopting the intelligent power distribution terminal installation, microcomputer measuring and controlling can make do operate time shorter, the setting of operating current value is more flexible, and the pulsating direct current component in the reaction residual current of aspect very.
Low-voltage is judged submodule
When certain peak of power consumption arrives, idle when relatively lacking in the system, this moment, voltage can reduce.If idle shortage is many, the degree that voltage descends is bigger, might cause motor in the part household electrical appliance to start and causes burnout failure.Can set a definite value UL in the intelligent power distribution terminal installation, after voltage was lower than this value and continues for some time, tripping was connected with the outlet of motor according to low pressure configuration outlet definite value, when voltage overlaps automatically greater than definite value UL and after continuing for some time.
Overvoltage is judged submodule
When because certain accident when causing user's inlet wire all be phase line, wrong line when for example overhauling, the voltage of coming at this moment are that the insulation tolerance degree that line voltage 380v has surpassed household electrical appliance causes burnout failure.Can set a definite value UH in the intelligent power distribution terminal installation, after voltage is higher than this value and continues for some time, according to the corresponding outlet of high pressure configuration outlet definite value tripping, when voltage overlaps automatically less than definite value UH and after continuing for some time.
Reactive power compensation control and voltage effective value correction module
Shunt capacitor is installed in electrical network, can be reduced the electric energy loss of transmission line, improve the quality of voltage and the service conditions of electrical network because of carrying reactive power to cause.From the basal conditions of power network reactive power consumption as can be seen, networks at different levels and equipment for power transmission and distribution all will consume the reactive power of some, account for the largest percentage with low-voltage network especially.In order to reduce the loss of reactive power to greatest extent, improve the efficient of equipment for power transmission and distribution, the configuration of reactive-load compensation equipment should be according to the principle of " grading compensation, in-situ balancing ", rational deployment.
The intelligent power distribution terminal installation is furnished with k capacitor, can independently throw or cut.Device calculates in real time to current power factor, satisfying the reactive compensation capacity of determining an optimum under the prerequisite of voltage stability, according to the corresponding capacitor group of this compensation capacity switching, improve the power factor of operation as far as possible, the idle in-situ balancing that the user is consumed reduces line loss, for energy-saving and emission-reduction are contributed.
Suppose that the capacitor number that has in operation is z, be limited in the power factor correction
User's voltage is not higher than 240V after the restriction reactive power compensation.
The new forms of energy control module of generating electricity by way of merging two or more grid systems
If the generation of electricity by new energy device is arranged in the family, when environmental condition is suitable, provide electric energy except giving this family, can also be to the electrical network feedback electric energy.But the electric energy that the generation of electricity by new energy device produces must meet certain quality of power supply standard could be to the electrical network feedback electric energy, otherwise will pollute electrical network.
The integrated logic decision-making module
Logical decision result with upper module is done comprehensive judgement, under the prerequisite that satisfies fail safe, reliability, make optimizing decision judgement and enforcement.
Be that 115200 serial ports carries out two-way communication by baud rate between integrated logic decision-making module and the communication module; Pass through 485 bus communications with circuit breaker, double-point double-throw switch operational module; With metering, statistical module, anti-electricity-theft module, electricity consumption loop protection module, reactive power compensation control and voltage effective value correction module, the new forms of energy control module of generating electricity by way of merging two or more grid systems communicates by RAM.
The integrated logic decision-making module is also being born the function that the communication data of a module is transmitted to another module.
Claims (3)
1. domestic intelligent distribution terminal; comprise integrated decision-making module, circuit breaker and double-point double-throw switch operational module, communication module, quantitative statistics module, anti-electricity-theft module, electricity consumption loop protection module, the new forms of energy control module of generating electricity by way of merging two or more grid systems; it is characterized in that; also comprise reactive power compensation and voltage effective value correction module; wherein; circuit breaker and double-point double-throw switch operational module link to each other with the integrated decision-making module; communication module links to each other by serial ports with the integrated decision-making module, and reactive power compensation and voltage effective value correction module link to each other with the integrated decision-making module.
2. a kind of domestic intelligent distribution terminal according to claim 1 is characterized in that described communication module comprises distant place communication module and man-machine interface communication module.
3. a kind of domestic intelligent distribution terminal according to claim 1; it is characterized in that described electricity consumption loop protection module comprises that overload judges that submodule, short circuit judge that submodule, electric leakage judge that submodule, low-voltage judge that submodule, overvoltage judge submodule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202332222U CN201584812U (en) | 2009-07-29 | 2009-07-29 | Domestic intelligent power distribution terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202332222U CN201584812U (en) | 2009-07-29 | 2009-07-29 | Domestic intelligent power distribution terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201584812U true CN201584812U (en) | 2010-09-15 |
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ID=42726825
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202332222U Expired - Lifetime CN201584812U (en) | 2009-07-29 | 2009-07-29 | Domestic intelligent power distribution terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201584812U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491692A (en) * | 2013-10-14 | 2014-01-01 | 广东北江开关厂有限公司 | Intelligent electric system for illumination |
| CN103840552A (en) * | 2014-02-14 | 2014-06-04 | 深圳供电局有限公司 | Power distribution room monitoring method and system |
| CN106716741A (en) * | 2014-03-26 | 2017-05-24 | 埃尔贝克斯视象株式会社 | Intelligent support box for electric hybrid switches, power outlets and combinations thereof |
| CN107492955A (en) * | 2017-10-18 | 2017-12-19 | 宁波公牛电器有限公司 | A kind of household safe distribution system and distribution box |
| CN112542840A (en) * | 2020-11-26 | 2021-03-23 | 国创新能源汽车智慧能源装备创新中心(江苏)有限公司 | Impact load control method for household energy management system |
| CN112583113A (en) * | 2019-09-30 | 2021-03-30 | 山东信通电子股份有限公司 | Intelligent power supply management system |
-
2009
- 2009-07-29 CN CN2009202332222U patent/CN201584812U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491692A (en) * | 2013-10-14 | 2014-01-01 | 广东北江开关厂有限公司 | Intelligent electric system for illumination |
| CN103840552A (en) * | 2014-02-14 | 2014-06-04 | 深圳供电局有限公司 | Power distribution room monitoring method and system |
| CN103840552B (en) * | 2014-02-14 | 2016-05-04 | 深圳供电局有限公司 | A kind of power distribution room monitoring method and system |
| CN106716741A (en) * | 2014-03-26 | 2017-05-24 | 埃尔贝克斯视象株式会社 | Intelligent support box for electric hybrid switches, power outlets and combinations thereof |
| CN106716741B (en) * | 2014-03-26 | 2019-11-15 | 埃尔贝克斯视象株式会社 | Intelligent supporting case for electric hybrid switch, power outlet and combinations thereof |
| CN107492955A (en) * | 2017-10-18 | 2017-12-19 | 宁波公牛电器有限公司 | A kind of household safe distribution system and distribution box |
| CN107492955B (en) * | 2017-10-18 | 2020-05-22 | 宁波公牛电器有限公司 | Family safety power distribution system and distribution box |
| CN112583113A (en) * | 2019-09-30 | 2021-03-30 | 山东信通电子股份有限公司 | Intelligent power supply management system |
| CN112542840A (en) * | 2020-11-26 | 2021-03-23 | 国创新能源汽车智慧能源装备创新中心(江苏)有限公司 | Impact load control method for household energy management system |
| CN112542840B (en) * | 2020-11-26 | 2022-08-23 | 国创移动能源创新中心(江苏)有限公司 | Impact load control method for household energy management system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NANJING NARI CO., LTD. Free format text: FORMER OWNER: STATE GRID ELECTRIC POWER RESEARCH INSITITUTE Effective date: 20130313 Free format text: FORMER OWNER: NANJING NARI CO., LTD. Effective date: 20130313 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130313 Address after: Nan Shui Road Gulou District of Nanjing city of Jiangsu Province, No. 8 210003 Patentee after: Nanjing Nari Co., Ltd. Address before: Nan Shui Road Gulou District of Nanjing city of Jiangsu Province, No. 8 210003 Patentee before: State Grid Electric Power Research Insititute Patentee before: Nanjing Nari Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: NARI TECHNOLOGY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: NANJING NARI CO., LTD. Effective date: 20131225 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 210003 NANJING, JIANGSU PROVINCE TO: 210061 NANJING, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131225 Address after: 210061 D10, Nanjing high tech Industrial Development Zone, Jiangsu, China Patentee after: NARI Technology Development Co., Ltd. Address before: Nan Shui Road Gulou District of Nanjing city of Jiangsu Province, No. 8 210003 Patentee before: Nanjing Nari Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100915 |
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| CX01 | Expiry of patent term |