CN105610166A - Single-phase power supply and power utilization system and electrical equipment connected to same - Google Patents

Single-phase power supply and power utilization system and electrical equipment connected to same Download PDF

Info

Publication number
CN105610166A
CN105610166A CN201610011534.3A CN201610011534A CN105610166A CN 105610166 A CN105610166 A CN 105610166A CN 201610011534 A CN201610011534 A CN 201610011534A CN 105610166 A CN105610166 A CN 105610166A
Authority
CN
China
Prior art keywords
direct current
power supply
load circuit
positive
negative terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610011534.3A
Other languages
Chinese (zh)
Inventor
薛占钰
杨贤
邢进春
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baoding Yuxin Electrical Technology Co ltd
Original Assignee
Baoding Yuxin Electrical Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Baoding Yuxin Electrical Technology Co ltd filed Critical Baoding Yuxin Electrical Technology Co ltd
Priority to CN201610011534.3A priority Critical patent/CN105610166A/en
Publication of CN105610166A publication Critical patent/CN105610166A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/02Circuit arrangements for ac mains or ac distribution networks using a single network for simultaneous distribution of power at different frequencies; using a single network for simultaneous distribution of ac power and of dc power
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00Circuit arrangements for dc mains or dc distribution networks
    • H02J1/10Parallel operation of dc sources
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses an efficient and energy-saving power supply and power utilization system and electrical equipment connected to the same. After an alternating current power supply circuit is connected to a user, the alternating current power supply circuit is divided into an alternating current load circuit and a direct current load circuit; an alternating current power system of the electrical equipment is connected to the alternating current load circuit; a direct control system and the electrical equipment needing direct current power are connected to the direct current load system; meanwhile, the direct current load circuit is also connected with a solar power supply system and a storage battery power supply system; an alternating current power utilization interface and direct current power utilization interface are formed in the electrical equipment connected to the system. According to the system, the circuit and the electrical equipment after the alternating current power supply circuit is connected to the user are designed and arranged in a brand-new way, so that the system is simple and efficient, and capable of perfectly being combined with an energy resource power generation system, lowering the power utilization cost and improving the power utilization safety; and therefore, an ideal platform for realizing the Internet of Things and smart home is established through power line carrier.

Description

A kind of single-phase electricity supplying and using system and access the electrical appliance of this system
Technical field
The present invention relates to for electrical domain, in particular to a kind of single-phase electricity supplying and using system and access the electrical appliance of this system.
Background technology
Supply line is all with alternating current form access user now, then with the some interchange interfaces of indoor distribution, user's electrical appliance by with exchange interface be connected obtain after AC power, reallocation is used to the ac power system of self, electrical appliance also arranges DC converter at self simultaneously, obtained alternating current is transformed into the DC control system of supplying with electrical appliance after direct current and uses, DC control system is used for realizing the control to ac power system. The drawback of this mode is, the DC control system of each electrical appliance needs the supply unit of an AC-DC, only need the electrical appliance of direct current also will could obtain direct current by dc source even do not need ac power completely when work, each electrical appliance is equipped with dc source and not only causes the cost in material, making, the conversion that each electrical appliance will carry out AC-DC has also caused that the redundancy for electricity consumption step is loaded down with trivial details, poor efficiency and waste, also has larger potential safety hazard. In addition, present many users are from having established solar electric power supply system, but because this interchange is for power mode, the electricity that solar energy sends need to first be networked, use and can not first supply with user, each household solar facilities all needs to be equipped with the devices such as inverter like this, has caused equipment cost and transmission losses. All this kind all illustrates, the current very large drawback of electricity supplying and using system existence lacks the succinct electrical design that supplies efficiently, can not perfection be connected with the trend of greatly developing at present, use new forms of energy.
Summary of the invention
One of object of the present invention is to provide a kind of single-phase electricity supplying and using system, circuit and electrical appliance that this system accesses after resident family ac power supply line have carried out brand-new design and arrangement, succinct efficient, can perfectly merge grid-connected power generation system, reduce electric cost, improve electrical safety, for realizing Internet of Things by power carrier and Smart Home has been built ideal platform.
To achieve these goals, the present invention takes following technical scheme:
A kind of single-phase electricity supplying and using system, comprise the ac power supply line of access user, it is characterized in that, after described ac power supply line access user, be divided into AC load circuit and the DC load circuit after DC converting, AC load circuit is with the indoor interchange electrical interface that is distributed with, DC load circuit is with the indoor direct current electrical interface that is distributed with, in user, need the dynamical system incoming transport electrical interface of the electrical appliance of ac power, in user, need the control system access direct current electrical interface of the electrical appliance of ac power, in user, need the electrical appliance access direct current electrical interface of DC dynamo.
Further, the communication receiving/transmission end of the control system of the described electrical appliance that needs ac power is connected to respectively the positive and negative terminal of direct current electrical interface through electric capacity, and the power supply positive and negative terminal of this control system is connected to respectively the positive and negative terminal of direct current electrical interface through inductance; Need the communication receiving/transmission end of the electrical appliance of DC dynamo to be connected to direct current electrical interface positive and negative terminal through electric capacity respectively, need the power supply positive and negative terminal of the electrical appliance of DC dynamo to be connected to respectively the positive and negative terminal of direct current electrical interface through inductance.
Further, on described DC load circuit, be also connected to router, the positive and negative terminal of DC load circuit is sent out receiving end and is connected to through electric capacity respectively in the communication of described router, and the power supply positive and negative terminal of described router is connected to DC load circuit positive and negative terminal through inductance respectively.
Said system also can comprise solar electric power supply system, and the direct current output interface of described solar electric power supply system is connected with described DC load circuit.
Said system also can comprise that battery is for power storage system, and described battery is in parallel for the direct current output interface of power storage system and described solar electric power supply system.
Above-mentioned DC converting adopts two-way inverter to realize. The phase voltage of ac power supply line and AC load circuit is 220V, and the voltage of described DC load circuit is not higher than safe voltage.
Another object of the present invention is to provide a kind of special electrical appliance that accesses said system, is achieved by the following scheme:
A kind of electrical appliance, comprise ac power system and DC control system, DC control system is controlled ac power system, it is characterized in that, described ac power system leaves interchange electric connection, described DC control system leaves direct current electric connection, and the communication receiving/transmission end of DC control system is connected in respectively the positive and negative terminal of direct current electric connection through electric capacity, and the power supply positive and negative terminal of DC control system is connected with respectively the positive and negative terminal of direct current electric connection through inductance.
Above-mentioned electrical appliance can be air-conditioning, refrigerator, water heater, television set, micro-wave oven etc.
The present invention has following beneficial effect: first, ac power supply line is divided into AC load circuit and DC load circuit after registering one's residence, accordingly by electrical appliance ac power system access AC load circuit, and by the DC control system of electrical appliance and need the electrical appliance of DC dynamo directly to access DC load circuit, can be each equipment for DC current by a total DC transformating power like this, each equipment do not need to be equipped with separately dc source again, consumptive material and cost of manufacture are saved, this system of while can also directly absorb sun the subject of knowledge and the object of knowledge and send out direct current, and the unreasonable way of the power taking again of avoiding in the past first networking, storage battery power supply system plays the effect that dc source Gong is deposited. because each electrical appliance control system all accesses DC current, can realize the control of network transmission system to each electrical appliance by direct current power carrier wave like this, thereby make native system become the platform of Internet of Things or Smart Home. native system is creationary overcomes tradition for electricity consumption thinking, exchange the design and the arrangement that access respectively alternating current-direct current with the distribution of direct current and electrical appliance by circuit, realize and supplied the succinct and efficient of power mode, greatly reduce like this use of alternating current, improve processing safety, simultaneously also with solar electric power supply system seamless link, greatly improved the enthusiasm of each user's new energy development and use. the electrical appliance that coordinates electricity supplying and using system to use in the present invention, be provided with respectively two interfaces, be that ac power system leaves for exchanging with electrical interface of being connected with extraneous power supply, DC control system leave for the direct current electrical interface of extraneous communication and power supply use, make it possible to dock with this electricity supplying and using system perfection.
Brief description of the drawings
Fig. 1 electrical block diagram of the present invention;
The communication of Fig. 2 router and confession electrical schematic;
The communication of Fig. 3 direct-flow current consumer and confession electrical schematic.
Detailed description of the invention
As shown in Figure 1, after ac power supply line is registered one's residence, be divided into AC load circuit 5 and the DC load circuit 6 after DC converter 7 conversion, DC converting adopts two-way inverter to realize, both the alternating current of registering one's residence can be become to direct current, also following solar power system institute generated energy upwards can be connected to the grid. The phase voltage of ac power supply line and AC load circuit is 220V, and the voltage of DC load circuit is not higher than safe voltage. On AC load circuit, leave and exchange with electrical interface 1, interchange electrical interface 3 etc., on DC load circuit, leave electrical interface 2 for direct current, direct current electrical interface 4 etc. The ac power system of electrical appliance 12 uses electric connection 14 to be connected with electrical interface 1 with exchanging by interchange, DC control system uses electric connection 15 to be connected with direct current electrical interface 12 by direct current, the ac power system of electrical appliance 13 uses electric connection 16 to be connected with electrical interface 3 with exchanging by interchange, DC control system uses electric connection 17 to be connected with direct current electrical interface 4 by direct current, and the electrical appliance 18 of DC dynamo is connected with the direct current electrical interface 20 of DC load circuit with electric connection 19 by its direct current. Like this, the ac power system of electrical appliance 12,13 is taken alternating current, and DC control system is taken direct current, and electrical appliance 18 is directly taken direct current. Each electrical appliance does not need to arrange separately dc source again. Direct current is connected through electric capacity with the positive and negative end of electric connection 15,17,19 and the communication Transmitting and Receiving End of corresponding electrical appliance, for communication transfer; Direct current is connected through inductance with the positive and negative end of electric connection 15,17,19 and the power supply positive and negative terminal of corresponding electrical appliance, powers for current stabilization. Direct current is connected through electric capacity by the sending out of the positive and negative end of electric connection 23 and router two 1, receiving end, for communication transfer; Direct current is connected through inductance with the positive and negative end of electric connection 23 and the power supply positive and negative terminal of router two 1, powers for current stabilization. By power carrier, each electrical appliance is sent to the corresponding command like this, realize the control to electrical appliance. Solar electric power supply system 9, storage battery power supply system 8 are in parallel, and access DC load circuit 6, and storage battery power supply system 8 can be stored 9 electricities of solar electric power supply system, and generates electricity when needed. Now China starts to carry out time-of-use tariffs, and this sample system can realize charges to battery when lower going deep into electricity price, reduces electric cost. Solar electric power supply system electricity stream can also be connected to the grid through two-way inverter 7.
Access the electrical appliance of above-mentioned electricity supplying and using system, as air-conditioning, refrigerator, water heater, television set, micro-wave oven etc., can be designed to comprise ac power system and DC control system, DC control system is controlled ac power system, ac power system leaves interchange electric connection, the communication Transmitting and Receiving End of DC control system is connected in the positive and negative end of direct current electric connection through electric capacity, power supply positive and negative terminal is connected in direct current electric connection through inductance.
The present embodiment is an explanation to the present invention's design and realization just, is not limited, and under the present invention's design, the technical scheme converting without essence is still in protection domain.

Claims (10)

1. a single-phase electricity supplying and using system, comprise the ac power supply line of access user, it is characterized in that, after described ac power supply line access user, be divided into AC load circuit and the DC load circuit after DC converting, AC load circuit is with the indoor interchange electrical interface that is distributed with, DC load circuit is with the indoor direct current electrical interface that is distributed with, in user, need the dynamical system incoming transport electrical interface of the electrical appliance of ac power, in user, need the control system access direct current electrical interface of the electrical appliance of ac power, in user, need the electrical appliance access direct current electrical interface of DC dynamo.
2. single-phase electricity supplying and using system as claimed in claim 1, it is characterized in that, the communication receiving/transmission end of the control system of the described electrical appliance that needs ac power is connected to respectively the positive and negative terminal of direct current electrical interface through electric capacity, the power supply positive and negative terminal of this control system is connected to respectively the positive and negative terminal of direct current electrical interface through inductance; Need the communication receiving/transmission end of the electrical appliance of DC dynamo to be connected to direct current electrical interface positive and negative terminal through electric capacity respectively, need the power supply positive and negative terminal of the electrical appliance of DC dynamo to be connected to respectively the positive and negative terminal of direct current electrical interface through inductance.
3. single-phase electricity supplying and using system as claimed in claim 2, it is characterized in that, on described DC load circuit, be also connected to router, the positive and negative terminal of DC load circuit is sent out receiving end and is connected to through electric capacity respectively in the communication of described router, and the power supply positive and negative terminal of described router is connected to DC load circuit positive and negative terminal through inductance respectively.
4. the single-phase electricity supplying and using system as described in claim 1,2 or 3, is characterized in that, also comprises solar electric power supply system, and the direct current output interface of described solar electric power supply system is connected with described DC load circuit.
5. single-phase electricity supplying and using system as claimed in claim 4, characterized by further comprising battery for power storage system, and described battery is in parallel for the direct current output interface of power storage system and described solar electric power supply system.
6. the single-phase electricity supplying and using system as described in claim 1,2,3 or 5, is characterized in that described DC converting adopts two-way inverter to realize.
7. single-phase electricity supplying and using system as claimed in claim 4, is characterized in that described DC converting adopts two-way inverter to realize.
8. single-phase electricity supplying and using system as claimed in claim 5, is characterized in that, the phase voltage of described ac power supply line and AC load circuit is 220V, and the voltage of described DC load circuit is not higher than safe voltage.
9. an electrical appliance, comprise ac power system and DC control system, DC control system is controlled ac power system, it is characterized in that, described ac power system leaves interchange electric connection, described DC control system leaves direct current electric connection, and the communication receiving/transmission end of DC control system is connected in respectively the positive and negative terminal of direct current electric connection through electric capacity, and the power supply positive and negative terminal of DC control system is connected with respectively the positive and negative terminal of direct current electric connection through inductance.
10. electrical appliance as claimed in claim 7, is characterized in that, described electrical appliance is one of air-conditioning, refrigerator, water heater, television set, micro-wave oven.
CN201610011534.3A 2016-01-11 2016-01-11 Single-phase power supply and power utilization system and electrical equipment connected to same Pending CN105610166A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610011534.3A CN105610166A (en) 2016-01-11 2016-01-11 Single-phase power supply and power utilization system and electrical equipment connected to same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610011534.3A CN105610166A (en) 2016-01-11 2016-01-11 Single-phase power supply and power utilization system and electrical equipment connected to same

Publications (1)

Publication Number Publication Date
CN105610166A true CN105610166A (en) 2016-05-25

Family

ID=55989797

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610011534.3A Pending CN105610166A (en) 2016-01-11 2016-01-11 Single-phase power supply and power utilization system and electrical equipment connected to same

Country Status (1)

Country Link
CN (1) CN105610166A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102856901A (en) * 2012-08-30 2013-01-02 海尔集团公司 Power supply line of household appliance loads
CN202840538U (en) * 2012-09-20 2013-03-27 江苏万丰光伏有限公司 Intelligent distributed type grid-connected photovoltaic system power supply
CN104362612A (en) * 2014-10-21 2015-02-18 广东美的制冷设备有限公司 Power supply system of air conditioner and family micro grid system based on photovoltaic power supply
CN204205617U (en) * 2014-10-13 2015-03-11 北京华鑫志和科技有限公司 A kind of power conversion is generated electricity by way of merging two or more grid systems electric power system
CN104426233A (en) * 2013-08-23 2015-03-18 陕西光伏产业有限公司 AC-DC dual-power source distribution box
JP2015061429A (en) * 2013-09-19 2015-03-30 株式会社エヌエフ回路設計ブロック Power storage system and control method therefor
CN104882906A (en) * 2015-05-04 2015-09-02 华电电力科学研究院 Distributed micro-grid black-start control system and method based on photovoltaic and energy storage
CN205283132U (en) * 2016-01-11 2016-06-01 保定钰鑫电气科技有限公司 Single -phase electric system and insert electrical apparatus of using of this system for confession

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102856901A (en) * 2012-08-30 2013-01-02 海尔集团公司 Power supply line of household appliance loads
CN202840538U (en) * 2012-09-20 2013-03-27 江苏万丰光伏有限公司 Intelligent distributed type grid-connected photovoltaic system power supply
CN104426233A (en) * 2013-08-23 2015-03-18 陕西光伏产业有限公司 AC-DC dual-power source distribution box
JP2015061429A (en) * 2013-09-19 2015-03-30 株式会社エヌエフ回路設計ブロック Power storage system and control method therefor
CN204205617U (en) * 2014-10-13 2015-03-11 北京华鑫志和科技有限公司 A kind of power conversion is generated electricity by way of merging two or more grid systems electric power system
CN104362612A (en) * 2014-10-21 2015-02-18 广东美的制冷设备有限公司 Power supply system of air conditioner and family micro grid system based on photovoltaic power supply
CN104882906A (en) * 2015-05-04 2015-09-02 华电电力科学研究院 Distributed micro-grid black-start control system and method based on photovoltaic and energy storage
CN205283132U (en) * 2016-01-11 2016-06-01 保定钰鑫电气科技有限公司 Single -phase electric system and insert electrical apparatus of using of this system for confession

Similar Documents

Publication Publication Date Title
TWI437791B (en) Networked dc power system
Wu et al. A dual-buck–boost AC/DC converter for DC nanogrid with three terminal outputs
CN105262134B (en) Family receives net system and community-level micro-grid system
WO2018076554A1 (en) Alternating current-direct current intelligent home micro-grid cooperative system, and operation method therefor
CN105262433A (en) Energy gateway, household electrical appliance, DC micro power grid system and energy management method thereof
CN203352474U (en) Solar photovoltaic grid-connected inverter
CN104578046A (en) Direct-current power distribution system of fully-flexible structure
CN203416041U (en) Alternating/direct current dual-power distribution box
CN104682533A (en) Double-bus direct current ultra-micro grid system suitable for sustainable building
CN205657486U (en) Distributing type photovoltaic energy storage battery system based on smart electric meter connects
CN104300575A (en) Low-power distributed photovoltaic power generation system combined with energy storage battery
CN102208825A (en) Solar photovoltaic power generation system with energy networking function
CN105244884B (en) A kind of flexible access smart home interface
CN205283132U (en) Single -phase electric system and insert electrical apparatus of using of this system for confession
CN203536974U (en) Local distributed grid-connected photovoltaic power supply system
CN103840548B (en) A kind of transformer substation system with micro-grid system
CN103560537A (en) Area distribution photovoltaic power supply grid-connected system and control method of area distribution photovoltaic power supply grid-connected system
CN203151120U (en) Household hybrid power supply system
CN105071676A (en) Solar inverter
CN212726478U (en) Distributed new energy direct current power supply device system
CN205986178U (en) A bipolar multilayer low pressure direct -current power distribution system for building building
CN105610166A (en) Single-phase power supply and power utilization system and electrical equipment connected to same
CN201278465Y (en) Domestic solar energy power supply system
CN207069579U (en) A kind of system of home intelligent minisize dc power supply
CN203813510U (en) Transformer substation system with microgrid system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20160525