CN107577152A - A kind of smart home power consumption control system based on civil power - Google Patents

A kind of smart home power consumption control system based on civil power Download PDF

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Publication number
CN107577152A
CN107577152A CN201710761026.1A CN201710761026A CN107577152A CN 107577152 A CN107577152 A CN 107577152A CN 201710761026 A CN201710761026 A CN 201710761026A CN 107577152 A CN107577152 A CN 107577152A
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China
Prior art keywords
module
circuit
control modules
intelligent controller
cpu control
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CN201710761026.1A
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Chinese (zh)
Inventor
郑春秋
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Suzhou Cisco Electronics Co Ltd Zhe Mai
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Suzhou Cisco Electronics Co Ltd Zhe Mai
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Priority to CN201710761026.1A priority Critical patent/CN107577152A/en
Publication of CN107577152A publication Critical patent/CN107577152A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of smart home power consumption control system based on civil power, monitor terminal and connected household distribution terminal are included;The household distribution terminal includes AC/DC change-over circuits, high frequency transformer, charging control circuit, battery, charge/discharge control circuit, current detection module, voltage detection module, intelligent controller, security module;The intelligent controller includes electrical energy parameter collection and conditioning module, CPU control modules, display module, communication module, alarm module, clock module, memory module, keyboard input module, on-off circuit module, reset circuit module, power driving control module;It has the characteristics that multiple protective, accurate measurement, reliability are high, practicality and intellectuality are strong, cost is cheap, can effectively reduce household electricity spending, help household electric appliances effectively to save.

Description

A kind of smart home power consumption control system based on civil power
Technical field
The invention belongs to distribution field of intelligent control, more particularly to a kind of smart home power consumption control system based on civil power System.
Background technology
With the proposition of intelligent grid theory, electric energy metrical and marketing program based on home intelligent interactive terminal are progressively Formed, it means that home control will march toward intellectuality.Smart home is a kind of new family for producing and emerging rapidly in recent years Inhabitation residence, the intelligence of household turn to resident family and provide a kind of safer, comfortable, convenient, fast and opening intellectuality, information The living space of change, has great convenience for the user.Therefore, a set of home control system using family interactive terminal as core is set up System, transformation to intelligent grid and is implemented with great meaning.
With distributed energy(Distributed Energy Resource, DER)Permeability it is each in power system The continuous improvement of level, the planning of power system especially power distribution network and the method for operation also become relative complex, while to distribution The economy and supervision method of net also generate large effect.Gradually expand for reply DER scales and user is to rationally electricity The desired value of power supply reliability such as increasingly improves at a series of changes in the range of valency, and conventional electrical distribution net is gradually from Passive Mode to master Dynamic Mode change.Active distribution network aims to solve the problem that power network is compatible and applies extensive batch (-type) regenerative resource, lifts green energy Source utilization rate, optimize primary energy structure the problems such as.May be brought for DER access power distribution networks to power network such as influences short circuit The problems such as horizontal, influence reactive power and voltage's distribiuting, especially new energy is accessed in a manner of plug and play, gives distribution network operation Bring more uncertainties so that power distribution network is more unmanageable.Therefore, it is necessary to new power supplying and distributing equipment is developed so that matching somebody with somebody Power network develops to active control, self-reacting active distribution network.
The content of the invention
The technical problems to be solved by the invention are that the deficiency for being directed to background technology provides a kind of intelligence based on civil power Household electricity control system, it has multiple protective, accurate measurement, reliability are high, practicality and intellectuality are strong, cost is cheap etc. Feature, household electricity spending can be effectively reduced, helps household electric appliances effectively to save.
The present invention uses following technical scheme to solve above-mentioned technical problem
A kind of smart home power consumption control system based on civil power, it is whole comprising monitor terminal and connected household distribution End;
The household distribution terminal includes AC/DC change-over circuits, high frequency transformer, charging control circuit, battery, control of discharge Circuit, current detection module, voltage detection module, intelligent controller, security module;
Civil power connects battery by the AC/DC change-over circuits, high frequency transformer, charging control circuit being sequentially connected, for city The alternating current of electricity input is converted into direct current, is filled by high frequency transformer transformation, and then by charging control circuit to battery Electricity;
The battery is connected with charge/discharge control circuit, for controlling battery discharging to provide household electricity;
Output end, the output end of charge/discharge control circuit and the intelligent control of the current detection module connection charging control circuit The input of device, for gathering the charging current and discharge current parameter of battery in real time, and for the electric current of collection to be believed Number parameter is uploaded to intelligent controller;
The voltage detection module connects battery and intelligent controller respectively, for gathering battery tension, and then is uploaded to Intelligent controller;
The intelligent controller is also connected with security module, for realizing power supply protection;
The intelligent controller includes electrical energy parameter collection and conditioning module, CPU control modules, display module, communication module, report Alert module, clock module, memory module, keyboard input module, on-off circuit module, reset circuit module, power drives control Molding block;
Electrical energy parameter collection and conditioning module are connected with CPU control modules, for by the voltage and current signal of collection Reach CPU control modules;
The CPU control modules are connected with communication module, the data transfer for distribution terminal and monitor terminal;
The CPU control modules are connected with alarm module, for sending alarm when intelligent security guard module occurs abnormal;
The CPU control modules are connected with clock module, for recording the time in real time;
The CPU control modules are connected with memory module, for carrying out data storage;
The CPU control modules are connected with display module, the electricity for the collection of real-time display electrical energy parameter and conditioning module collection Pressure and current signal;
The CPU control modules are connected with keyboard input module, for input and setup parameter threshold value;
The CPU control modules are connected with on-off circuit module, for switching electric energy needed for electrical equipment peculiar to vessel and power peculiar to vessel;
The CPU control modules and reset circuit module, reset for intelligent controller;
The CPU control modules and power driving control module, for providing electric energy needed for intelligent controller.
As a kind of further preferred scheme of the smart home power consumption control system based on civil power of the present invention, the security protection Module includes lightning protection, overvoltage protection, overcurrent protection, short-circuit protection.
As a kind of further preferred scheme of the smart home power consumption control system based on civil power of the present invention, the driving Module includes raster data model and base drive.
As a kind of further preferred scheme of the smart home power consumption control system based on civil power of the present invention, the CPU The chip model of control module is ATT7035.
The present invention compared with prior art, has following technique effect using above technical scheme:
1st, AC-DC conversion equipments of the invention eliminate outside start-up circuit, substantially reduce the power consumption of actuating section;The present invention adopts Started with closing inside back cover pole pipe and realizing, stand-by power consumption is low, and speed is fast, and the present invention, without high-pressure process, is easy to real using encapsulation technique is closed It is existing, cost-effective;For the present invention when output short-circuit, system improves stability automatically into fixed frequency modes
2nd, the voltage of family expenses electric equipment, electric current, frequency, active and reactive power, power factor (PF) can be measured, is surveyed drawing Energy data is provided to monitor terminal by communication module after amount and result of calculation, monitor terminal instruction is waited in real time, is come with this Control intelligent controller is switched on and off, so as to control the closing of coupled household electricity equipment;
3rd, the present invention has the characteristics that multiple protective, accurate measurement, reliability are high, practicality and intellectuality are strong, cost is cheap, can Effectively to reduce household electric appliances electricity consumption spending, household electric appliances are helped effectively to save.
Brief description of the drawings
Fig. 1 is household distribution terminal principle schematic diagram of the present invention;
Fig. 2 is AC-DC change-over circuits circuit diagram of the present invention;
Fig. 3 is intelligent controller structure schematic diagram of the present invention.
Embodiment
Technical scheme is described in further detail below in conjunction with the accompanying drawings:
As shown in figure 1, a kind of smart home power consumption control system based on civil power, includes monitor terminal and connected family Occupy distribution terminal;
The household distribution terminal includes AC/DC change-over circuits, high frequency transformer, charging control circuit, battery, control of discharge Circuit, current detection module, voltage detection module, intelligent controller, security module;
Civil power connects battery by the AC/DC change-over circuits, high frequency transformer, charging control circuit being sequentially connected, for city The alternating current of electricity input is converted into direct current, is filled by high frequency transformer transformation, and then by charging control circuit to battery Electricity;
The battery is connected with charge/discharge control circuit, for controlling battery discharging to provide household electricity;
Output end, the output end of charge/discharge control circuit and the intelligent control of the current detection module connection charging control circuit The input of device, for gathering the charging current and discharge current parameter of battery in real time, and for the electric current of collection to be believed Number parameter is uploaded to intelligent controller;
The voltage detection module connects battery and intelligent controller respectively, for gathering battery tension, and then is uploaded to Intelligent controller;
The intelligent controller is also connected with security module, for realizing power supply protection.
As shown in Fig. 2 the intelligent controller includes electrical energy parameter collection and conditioning module, CPU control modules, display mould Block, communication module, alarm module, clock module, memory module, keyboard input module, on-off circuit module, reset circuit mould Block, power driving control module;
Electrical energy parameter collection and conditioning module are connected with CPU control modules, for by the voltage and current signal of collection Reach CPU control modules;
The CPU control modules are connected with communication module, the data transfer for distribution terminal and monitor terminal;
The CPU control modules are connected with alarm module, for sending alarm when intelligent security guard module occurs abnormal;
The CPU control modules are connected with clock module, for recording the time in real time;
The CPU control modules are connected with memory module, for carrying out data storage;
The CPU control modules are connected with display module, the electricity for the collection of real-time display electrical energy parameter and conditioning module collection Pressure and current signal;
The CPU control modules are connected with keyboard input module, for input and setup parameter threshold value;
The CPU control modules are connected with on-off circuit module, for switching electric energy needed for electrical equipment peculiar to vessel and power peculiar to vessel;
The CPU control modules and reset circuit module, reset for intelligent controller;
The CPU control modules and power driving control module, for providing electric energy needed for intelligent controller.
The security module includes lightning protection, overvoltage protection, overcurrent protection, short-circuit protection.
The drive module includes raster data model and base drive.
The current detection module uses Hall sensor.
Intelligent controller selected by the present invention needs to receive the command signal of intelligent interaction terminal at any time to control relay Device realizes being switched on and off for itself, therefore cpu system control module should be chosen in design that small volume, energy consumption be low, peripheral hardware Rich interface, processing and the fast control chip of calculating speed.For such chip, some following requirement should be met:
(1)Suitable memory.Control chip memory space can be made full use of, so that system is compacter, and can effectively be solved Certainly the problems such as interface capability, instruction system, addressing system and power consumption;
(2)Possesses supporting development system.Software debugging can be carried out, feature debugging extension is carried out using corresponding development system;
(3)Small volume, cost are low.Chip volume requires the smaller the better, and integrated level is high, and cost is as far as possible low, can be in user Tolerance range within.
With reference to some above-mentioned requirement, the special SOC computation chips ATT7035 chips of single-phase electric energy are chosen, it is that a have The special-purpose single phase electric energy metrical SOC of the leading level in the world(system-on-chip), Embedded processor unit, single-phase electric energy The function such as metering units, power management, Clock Managing Unit and PLL frequencys multiplication and JTAG debugging.
ATT7035 chips are especially suitable for the exploitation and design of intelligent household controller, and it is integrated with abundant peripheral hardware and connect Mouthful, peripheral related circuit can be directly driven, the complexity of circuit is greatly reduced, therefore, from ATT7035 as CPU System master coremaking piece.In fig. 2, the external circuit of ATT7035 integrated chips much electricity metering so that circuit in design Can be tried one's best miniaturization, simplification and modularization, be adapted to the exploitation of this paper intelligent controllers.
Cpu system control module mainly realizes that function is:Receive from electrical energy parameter collection and conditioning module and metering mould The measurement data of block, quickly correctly calculate and handle, and will calculate and be sent to display module in real time simultaneously with result Its display is controlled, it is the smart mobile phone that is at the same time transmitted data to by ZigBee communication module in intelligent domestic system, flat The smart-interactive terminals such as plate, receive the command information from smart-interactive terminal, these command informations control and determined current net The running status of network intelligent appliance, when there is overvoltage, excessively stream, electric leakage, power load exception in appliance network, Xiang Kai Relay in powered-down road sends instruction, automatically cuts off current power, so as to have the function that protection.Certainly, except core control, Processing is calculated outside electric energy conditioning parameter signal, and the kernel processor chip also configures the external drive peripheral hardware of correlation, in Fig. 2 LCD display module, keyboard, nonvolatile storage, buzzer, reset circuit etc..
Cores of the ATT7035 as cpu system control module, there is provided the repertoire required for single-phase electric energy metering, carry For the output of active and reactive, apparent electrical energy pulse, and open step-by-step counting register, including it is active power and active energy, idle Power and reactive energy, apparent energy and apparent electric energy, voltage effective value, current effective value and frequency calculate etc., have three tunnels ADC synchronized sampling Wave datas, single-phase-two-wire system, single-phase three wire system are supported, support flexible anti-electricity-theft scheme and calibration scheme, Stealing threshold value can flexibly be set by register, there is provided a variety of electric energy mode that adds up selects, and supports gain error, phase error Software regulating meter, supports anti-shunt running function, and shunt running threshold value can be invented flexibly.Also there is direct current biasing to correct automatically simultaneously, Duo Zhongneng Computation schema is measured, open fast-pulse counter register, electric energy, pulse output PF/QF/SF pulsewidths are lost when preventing upper and lower electric It is optional, idle phase-shift compensation, the function such as active P and idle Q bias corrections.
Power driving control module:220 V alternating voltage is carried out AC-DC conversion by the part, in output circuit system The DC voltage needed.The operating voltage that the intelligent controller that the present invention invents is used has two kinds of+5 V and+3.3 V, wherein before Person provides power supply for the electrical energy parameter collection in Fig. 2 with conditioning module, clock module, display module, and the latter controls for core cpu Module, ZigBee wireless communication modules etc. provide power supply, and consider Electro Magnetic Compatibility.Industrial common alternating current turns at present The technical scheme of low-voltage DC mainly has three kinds:Switch power module scheme, resistance-capacitance depressurization scheme and transformer pressure-reducing rectification Filters solutions.Wherein Switching Power Supply scheme the advantages of be small volume, efficiency high, itself strong antijamming capability, but the electricity exported Source be it is non-isolated, it is dangerous, it is impossible to be used in high power load, anti-power network surge capacity are poor;Resistance-capacitance depressurization scheme is to utilize electricity Hold the capacitive reactance in alternating current and limit the principle of electric current, simply by the method for resistance protection, this method cost is relatively low, by electricity Press influence of fluctuations larger;Be using the advantages of the third transformer pressure-reducing rectifying and wave-filtering scheme it is safe and stable, but volume compared with Greatly.
Therefore the present invention selects and first passes through transformer(No-load voltage ratio is 220:9)It is depressured rectification again(It is made up of four diodes Bridge rectifier)The electric power driving module of filtering.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein(Including skill Art term and scientific terminology)With the general understanding identical meaning with the those of ordinary skill in art of the present invention.Also It should be understood that those terms defined in such as general dictionary should be understood that with the context of prior art The consistent meaning of meaning, and unless defined as here, will not be explained with the implication of idealization or overly formal.
The technological thought of above example only to illustrate the invention, it is impossible to protection scope of the present invention is limited with this, it is every According to technological thought proposed by the present invention, any change done on the basis of technical scheme, the scope of the present invention is each fallen within Within.Embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned embodiment, in ability In the those of ordinary skill's possessed knowledge of domain, various changes are made on the premise of can also or else departing from present inventive concept Change.

Claims (5)

  1. A kind of 1. smart home power consumption control system based on civil power, it is characterised in that:Comprising monitor terminal and it is connected thereto Household distribution terminal;
    The household distribution terminal includes AC/DC change-over circuits, high frequency transformer, charging control circuit, battery, control of discharge Circuit, current detection module, voltage detection module, intelligent controller, security module;
    Civil power connects battery by the AC/DC change-over circuits, high frequency transformer, charging control circuit being sequentially connected, for city The alternating current of electricity input is converted into direct current, is filled by high frequency transformer transformation, and then by charging control circuit to battery Electricity;
    The battery is connected with charge/discharge control circuit, for controlling battery discharging to provide household electricity;
    Output end, the output end of charge/discharge control circuit and the intelligent control of the current detection module connection charging control circuit The input of device, for gathering the charging current and discharge current parameter of battery in real time, and for the electric current of collection to be believed Number parameter is uploaded to intelligent controller;
    The voltage detection module connects battery and intelligent controller respectively, for gathering battery tension, and then is uploaded to Intelligent controller;
    The intelligent controller is also connected with security module, for realizing power supply protection;
    The intelligent controller includes electrical energy parameter collection and conditioning module, CPU control modules, display module, communication module, report Alert module, clock module, memory module, keyboard input module, on-off circuit module, reset circuit module, power drives control Molding block;
    Electrical energy parameter collection and conditioning module are connected with CPU control modules, for by the voltage and current signal of collection Reach CPU control modules;
    The CPU control modules are connected with communication module, the data transfer for distribution terminal and monitor terminal;
    The CPU control modules are connected with alarm module, for sending alarm when intelligent security guard module occurs abnormal;
    The CPU control modules are connected with clock module, for recording the time in real time;
    The CPU control modules are connected with memory module, for carrying out data storage;
    The CPU control modules are connected with display module, the electricity for the collection of real-time display electrical energy parameter and conditioning module collection Pressure and current signal;
    The CPU control modules are connected with keyboard input module, for input and setup parameter threshold value;
    The CPU control modules are connected with on-off circuit module, for switching electric energy needed for electrical equipment peculiar to vessel and power peculiar to vessel;
    The CPU control modules and reset circuit module, reset for intelligent controller;
    The CPU control modules and power driving control module, for providing electric energy needed for intelligent controller.
  2. A kind of 2. smart home power consumption control system based on civil power according to claim 1, it is characterised in that:The peace Anti- module includes lightning protection, overvoltage protection, overcurrent protection, short-circuit protection.
  3. A kind of 3. smart home power consumption control system based on civil power according to claim 1, it is characterised in that:The drive Dynamic model block includes raster data model and base drive.
  4. A kind of 4. smart home power consumption control system based on civil power according to claim 1, it is characterised in that:The electricity Stream detection module uses Hall sensor.
  5. A kind of 5. smart home power consumption control system based on civil power according to claim 1, it is characterised in that:It is described The chip model of CPU control modules is ATT7035.
CN201710761026.1A 2017-08-30 2017-08-30 A kind of smart home power consumption control system based on civil power Pending CN107577152A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109191701A (en) * 2018-09-11 2019-01-11 国网河北省电力有限公司电力科学研究院 Electric power metering method, system and server

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CN102769383A (en) * 2011-05-05 2012-11-07 广州昂宝电子有限公司 System and method for constant-current control via primary side sensing and regulating
CN103647313A (en) * 2013-11-29 2014-03-19 广州视源电子科技股份有限公司 A charging control circuit
CN105093951A (en) * 2015-08-31 2015-11-25 成都科创城科技有限公司 Intelligent household ecological system
US20160322834A1 (en) * 2015-04-30 2016-11-03 Active-Semi, Inc. Single-Stage AC-To-DC Switching Converter That Directly Charges A Battery Requiring A Multi-State Charging Profile
CN106406108A (en) * 2016-01-27 2017-02-15 云南电网有限责任公司玉溪供电局 Intelligent household electric controller and control method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102769383A (en) * 2011-05-05 2012-11-07 广州昂宝电子有限公司 System and method for constant-current control via primary side sensing and regulating
CN103647313A (en) * 2013-11-29 2014-03-19 广州视源电子科技股份有限公司 A charging control circuit
US20160322834A1 (en) * 2015-04-30 2016-11-03 Active-Semi, Inc. Single-Stage AC-To-DC Switching Converter That Directly Charges A Battery Requiring A Multi-State Charging Profile
CN105093951A (en) * 2015-08-31 2015-11-25 成都科创城科技有限公司 Intelligent household ecological system
CN106406108A (en) * 2016-01-27 2017-02-15 云南电网有限责任公司玉溪供电局 Intelligent household electric controller and control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109191701A (en) * 2018-09-11 2019-01-11 国网河北省电力有限公司电力科学研究院 Electric power metering method, system and server
CN109191701B (en) * 2018-09-11 2020-12-08 国网河北省电力有限公司电力科学研究院 Power metering method, system and server

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Application publication date: 20180112