CN207037417U - Home intelligent power control system based on DSP - Google Patents

Home intelligent power control system based on DSP Download PDF

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Publication number
CN207037417U
CN207037417U CN201720986187.6U CN201720986187U CN207037417U CN 207037417 U CN207037417 U CN 207037417U CN 201720986187 U CN201720986187 U CN 201720986187U CN 207037417 U CN207037417 U CN 207037417U
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China
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unit
dsp
control system
intelligent power
energy
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Expired - Fee Related
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CN201720986187.6U
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Chinese (zh)
Inventor
余涛
徐茂鑫
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South China University of Technology SCUT
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South China University of Technology SCUT
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Abstract

The utility model proposes a kind of home intelligent power control system based on DSP, including：The interface unit that CPU, information unit, energy unit, measuring unit and plug and socket are formed.During normal work, the interface unit is used for the connection for building home wall socket or terminal plate and home appliance；The CPU is used for response message, energy, measurement and optimization unit service request and data processing；Described information unit is used to store local user's account information and electricity consumption data, and the communicate upload for realizing local data and the electricity price information and optimization policy that receive power network issue are carried out with upper strata cloud server by home router, while can also realize and carry out information exchange with the APP installed in customer mobile terminal.The utility model has the advantages that high efficiency smart and reduces family's energy consumption.

Description

Home intelligent power control system based on DSP
Technical field
A kind of energy monitor and distributed energy equipment control technology is the utility model is related to, more particularly to one kind is based on DSP home intelligent power control system.
Background technology
Intelligent grid emphasizes the two-way interaction with user profile and electric energy；User is encouraged to change traditional power mode, product Pole participates in operation of power networks, according to Spot Price adjustment power mode.Intelligent power is the important step of intelligent grid construction, power network Company can instruct user scientifically and rationally after the electricity consumption rule of user has been grasped on the premise of user's quality of life is influenceed Efficient electricity consumption, family's energy consumption is reduced, so as to improve residential electricity consumption efficiency.
Now in addition to a small number of household electrical appliances have remote control function, most home appliance is still uncontrollable；This Outside, even remote controlled household electrical appliances, if needing user to pay close attention to the interactive tactics of power network issue daily carries out manual adjustment, This obviously increases the burden of user, and reason of the operation of power networks according to Spot Price adjustment power mode is participated in so as to be difficult to promote user Read.
Utility model content
The shortcomings that the purpose of this utility model is to overcome prior art and deficiency, there is provided a kind of family's intelligence based on DSP Energy power consumption control system, the system support the plug and play of conventional home appliance, are monitored by accurately user power utilization, utilize cloud End server analysis user behavior pattern is simultaneously formulated the startup time that rational intelligent power consumption strategy automatically controls each household electrical appliances And operating time, realize that energy-information bidirectional of power network and user are interactive, so as to reach optimization user power utilization efficiency, reduce house The effect of front yard energy consumption.
The purpose of this utility model is achieved through the following technical solutions：A kind of home intelligent power control system based on DSP System, including：The interface unit that CPU, information unit, energy unit, measuring unit and plug and socket are formed. During normal work, CPU is used for the service requests such as response message, energy, measurement, optimization unit；Information unit is used for Store local user's information and electricity consumption data, and communicated with upper strata cloud server, realize local data upload and Receive the information such as Spot Price, the electricity consumption policy of power network issue, while can also realize and the APP installed in customer mobile terminal Carry out information exchange；Energy unit is used to realize the energy management to all kinds of household electrical appliance, including：The break-make control of electricity consumption, mistake Carry protection operation, earth leakage protective operation, control etc. of rationing the power supply；Measuring unit be used for the zero line of access, live wire, ground wire voltage, Current signal is monitored in real time, realizes basic electricity consumption data collection.
Above-mentioned technical proposal is further explained below.
Described information unit includes wifi communication modules and Flash data memory module, and wifi communication modules are used for described The communication of home intelligent power control system system and cloud server based on DSP, module to the central location by asking Ask data transport service that the data of local are uploaded into cloud server and the information of cloud server is returned into centre Manage unit；Flash data memory module is used to store local user's account, electricity consumption situation, electrical equipment numbering and usage record Etc. master data information.
The energy unit includes switch module and power transfer module.Switch module is used to realize opening for electrical equipment The operation such as disconnected, protection, power consumption control, switch module are connected on the live wire of the interface unit；Power transfer module is used to connect The line voltage entered is converted into the 5V voltages for being adapted to the home intelligent power control system system based on DSP, Power convert Wired in parallel is between the live wire, zero line of the interface unit.
The measuring unit includes Signal-regulated kinase and analog-to-digital conversion module.Signal-regulated kinase is used for the interface Small-signal on the live wire of unit, the high current on zero line, big voltage and ground wire is converted into suitable voltage signal, signal Conditioning module directly connects with the live wire, ground wire, zero line of the interface unit；Analog-to-digital conversion module, for by signal condition mould The analog signal of output is converted into data signal, and is serviced to CPU request data collection by the signal of conversion It is transferred to CPU.
Home intelligent power control system of the present utility model based on DSP, first by the home appliance to access such as Air-conditioning, refrigerator, water heater, washing machine etc. are monitored in real time, collection include voltage, current effective value, power, power factor, The basic electricity information such as harmonic wave, transient current waveform, then and these data are uploaded into cloud server and carry out united analysis Calculate, result of calculation finally is returned into the intelligent power controls terminal, and the CPU is according to cloud service Result of calculation and the electricity price information and preferential policy of power network issue, the household electrical appliances electricity consumption strategy formulated with reference to professional optimized algorithm, Startup time and the operating time of each household electrical appliances are automatically controlled on the premise of user power utilization comfort level is not influenceed, it is high so as to reach Intelligent power is imitated, reduces family's energy consumption and other effects.
The utility model is had the following advantages relative to prior art and effect：
Home intelligent power control system of the present utility model based on DSP has measurement, switch control, radio communication etc. Function, household electrical appliances can be collected exactly and set the information such as electric parameter and user power utilization situation, analyze and use by cloud server Family electricity consumption behavior pattern and the electricity price information and the rational intelligent power consumption strategy of preferential policy formulation for combining power network issue, realize house Automatically controlling for time and operating time is electrically activated, so as to solve the problems, such as that user needs manual control household electrical appliances, very big side User participate in the policy of demanding side of the electrical power net response, and then user power utilization efficiency can be effectively improved, reduce family's energy consumption, it is real The purpose of existing economic electricity consumption.
Brief description of the drawings
Fig. 1 is the home intelligent power control system overall structure figure of the present utility model based on DSP.
Fig. 2 is home intelligent power control system architecture schematic diagram of the utility model embodiment based on DSP.
Fig. 3 is the power transfer module circuit of the utility model embodiment.
Fig. 4 is the voltage signal conditioning circuit figure of the utility model embodiment.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model Mode not limited to this.
Embodiment
As shown in figure 1, the home intelligent power control system of the present utility model based on DSP, including：Central processing list Member, information unit, energy unit, measuring unit, interface unit described in interface unit are used to build home wall socket or wiring The connection of plate and home appliance；The CPU is used for the service requests such as response message, energy, measurement, optimization unit And data processing；Described information unit is used to store local user's account information and electricity consumption data, and with upper strata cloud service Device is communicated, and is realized the upload of local data and is received the information such as the Spot Price of power network issue, electricity consumption policy, also simultaneously It can realize and carry out information exchange with the APP installed in customer mobile terminal；The energy unit is used to realize to all kinds of family expenses The energy management of electrical equipment, including：Break-make control, overload protection operation, control etc. of rationing the power supply of electricity consumption；The measuring unit be used for pair Zero line, live wire, the voltage of ground wire, the current signal of access are monitored in real time, realize basic electricity consumption data collection.
After working on power, the measuring unit is monitored and parses voltage, electric current in real time to the conventional home appliance of access The information such as the waveform of signal, frequency spectrum, power, then these information are uploaded to the number of cloud server by described information unit It is compared according to storehouse, the type of automatic identification institute access appliance；The result of identification is fed back described information unit by cloud server And store.After home appliance type is locked, the CPU starts to perform automatic home wiring control task：Using institute The information such as electric power, the electricity consumption time of the home appliance of measuring unit monitoring access are stated, are parsed according to corresponding parser User power utilization behavior pattern；The electricity issued according to the electricity consumption behavioural habits of user, the power network received with reference to described information unit Valency and preferential policy, on the premise of user power utilization comfort level is not influenceed, formulate the electricity consumption strategy of each access appliance and utilize institute State startup time and operating time that energy unit automatically controls each household electrical appliances.
For the apparent home intelligent power control system of the present utility model based on DSP, one is described below preferably Embodiment.
As described in Figure 2, it is the schematic diagram of the home intelligent power control system based on DSP；The CPU 1 is Control centre using DSP as core, there is choosing, select the C2000 system digits signal processors TMS320F28035 of TI companies Chip.The chip has highest 60MHz dominant frequency, and piece carries 64K internal memories and 16K cachings, available for the exploitation compared with large project；Together When the chip with respect to other dsp chips, there is the characteristics of small volume, function peripheral hardware is complete, be more adapted to it is of the present utility model should With.Information unit 1 is connected with information unit, energy unit, measuring unit simultaneously, for coordinating the normal work of control unit Make, while respond the service request of each unit.
After measuring unit 4 completes the data acquisition of a cycle, the response measurement unit 4 of CPU 1 Service request is calculated, using digital signal processing algorithms such as FIR low-pass digital filters, virtual value calculating, whole phase FFTs to collection Analysis calculating is carried out to data, so as to the basic electricity situation of home appliance accessed；In addition, work as the measuring unit 4 When monitoring that short trouble occurs for home appliance, it can also be given a warning immediately to the unit of central processing 1, CPU 1 be connected to warning after then control the energy unit 3 to carry out power operation immediately.After the completion of collection is data analysis calculating, in Central Processing Unit 1 can control information unit 2 upload real-time power information to cloud server；Simultaneously when information unit 2 connects When receiving the information of cloud server transmission, then information service request, the sound of CPU 1 are sent to CPU 1 Should after can receive the information of cloud server conveying, such as home appliance type analysis result, power network electricity price information and preferential Policy user power utilization BMAT result etc.；After home appliance type is locked, CPU 1 then starts automatically Home wiring control pattern, by controlling energy unit 3 to realize the energy management of home appliance.
Described information unit 2 includes：Wifi communication modules 21 and Flash memory modules 22.Wifi communication modules, preferably , select based on the technical grade CC3200 wireless-communication chipsets of TI companies into communication module.Wifi communication modules pass through asynchronous The mode of serial ports realizes data transfer with CPU, and establishes number using the mode and cloud service of wifi Wireless Networkings According to connection, wherein the agreement communicated is HTTP.Flash memory modules master is made up of AT25FS040 chips, is led to using 3 line serial ports Letter, there is 4M memory space, be mainly used to the local user account of storage, router logs in and seclected time section in user Electricity consumption data etc..
The energy unit 3 includes：Switch module 31 and power transfer module 32.Switching molding 31 is mainly by relay structure Into, and concatenated with the live wire of the interface unit, the break-make for realizing electricity consumption controls, overload protection operates, control etc. of rationing the power supply. HFE20-1-5-1HST-L1 relay of the utility model selection with 16A connecting-disconnecting functions, the relay have small, work( The characteristics of low is consumed, advantageously reduces volume and power consumption of the present utility model.Power transfer module 32, for the civil power of access is electric Pressure is converted into the DC voltage for being adapted to the home intelligent power control system based on DSP, is the electric power system of whole terminal.
The circuit diagram of power transfer module 32 is as shown in Figure 3.Power transfer module is connected in parallel on live wire (L) and zero line (N), Wherein R1 is resettable fuse, for short-circuit protection；R2 is piezo-resistance, for overvoltage protection；P1 is AC-DC (AC/ DC) modular converter, for the line voltage of exchange to be converted into 5V dc sources；C7, C8, C9 are filter capacitors, and L2 is filter Ripple inductance, two kinds form LC filter circuits and filter off the ripple of DC voltage together.
The measuring unit 4 includes：Signal-regulated kinase 41 and analog-to-digital conversion module 42.Signal-regulated kinase 41 mainly by Electric resistance partial pressure, inspection flow network and the differential amplifier circuit based on INA128 are formed, for the big voltage of access, high current to be turned Change small voltage signal into, wherein resistance pressure-dividing network is connected in parallel between live wire (L) and zero line (N), and inspection leakage resistance is serially connected in zero line (N) on.Analog-to-digital conversion module 42, mainly it is made up of integrated modulus conversion chip MAX1321, the chip is 14 4 passage ADC, Powered with+5V, the input of ± 5V bipolaritys, ± 16.5 input the features such as protecting, and greatly simplifie setting for analog to digital conversion circuit Meter.
The circuit of Signal-regulated kinase 41 is as shown in figure 4, including resistance pressure-dividing network and differential amplifier circuit.Believed with voltage Number measurement exemplified by, R7, R8 are divider resistances, are connected in parallel between live wire (L) and zero line (N)；U2 is difference amplifier INA128, is used Small-signal after amplification is depressured；RG1 is proportion resistor, and INA128 multiplication factor is can adjust according to RG1 resistance, at this Utility model IAN128 multiplication factor is 100；C14, C17 are shunt capacitances, for filtering off the noise signal of ± 5V voltages；Electricity Hinder Ro3, electric capacity Co3 and form a RC first-order low-pass wave circuit, for filtering out the noise of voltage signal conditioning circuit output.
Above-described embodiment is the preferable embodiment of the utility model, but embodiment of the present utility model is not by above-mentioned The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.

Claims (6)

  1. A kind of 1. home intelligent power control system based on DSP, it is characterised in that：Including CPU, information unit, Energy unit and measuring unit；
    The CPU, it is connected respectively with information, energy, measurement, optimization unit；
    Described information unit, be connected by serial ports with the CPU and by home router and cloud server and Customer mobile terminal connects；
    The energy unit, energy unit connect with the live wire and zero line of interface unit；
    The measuring unit, measuring unit connect with live wire, the ground wire of interface unit simultaneously；
    The interface unit, electrical connection electrical equipment and intelligent power terminal control system, interface unit by entrance plug and Outlet jack is formed, and is connected between the socket of family and terminal plate.
  2. 2. the home intelligent power control system according to claim 1 based on DSP, it is characterised in that：The centre Reason unit uses C2000 series DSP digital signal processing chips.
  3. 3. the home intelligent power control system according to claim 1 based on DSP, it is characterised in that：Described information list Member includes：Wifi communication modules and Flash data memory module；
    The wifi communication modules use the integrated communicaton module based on technical grade wireless communication chips CC3200；
    The Flash data memory module use with 4M memory spaces AT25FS040 chips, and directly with institute's central processing Unit connects.
  4. 4. the home intelligent power control system according to claim 1 based on DSP, it is characterised in that：The energy list Member includes switch module and power transfer module；
    The switch module is connected on the live wire of interface unit；
    The power transfer module is connected in parallel between the live wire of interface unit and zero line.
  5. 5. the home intelligent power control system according to claim 1 based on DSP, it is characterised in that：The measurement is single Member includes Signal-regulated kinase and analog-to-digital conversion module；
    The Signal-regulated kinase directly connects with the live wire and ground wire of the interface unit；
    The analog-to-digital conversion module is connected between the Signal-regulated kinase and the CPU, using with ± 5V Bipolarity inputs, the MAX1321 modulus conversion chips of 4 passages.
  6. 6. the home intelligent power control system according to claim 5 based on DSP, it is characterised in that：The signal is adjusted Reason module includes：Resistor network and differential amplifier circuit；
    The resistor network is connected between the live wire of the interface unit and ground wire and the differential amplifier circuit；
    The differential amplifier circuit is connected between the resistor network and the analog-to-digital conversion module, the differential amplifier circuit Using INA128 high-precision meter amplifiers.
CN201720986187.6U 2017-08-08 2017-08-08 Home intelligent power control system based on DSP Expired - Fee Related CN207037417U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720986187.6U CN207037417U (en) 2017-08-08 2017-08-08 Home intelligent power control system based on DSP

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720986187.6U CN207037417U (en) 2017-08-08 2017-08-08 Home intelligent power control system based on DSP

Publications (1)

Publication Number Publication Date
CN207037417U true CN207037417U (en) 2018-02-23

Family

ID=61474817

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720986187.6U Expired - Fee Related CN207037417U (en) 2017-08-08 2017-08-08 Home intelligent power control system based on DSP

Country Status (1)

Country Link
CN (1) CN207037417U (en)

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20180223

Termination date: 20190808