CN105652754A - Comprehensive electricity consumption measurement and control management terminal - Google Patents
Comprehensive electricity consumption measurement and control management terminal Download PDFInfo
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- CN105652754A CN105652754A CN201610159337.6A CN201610159337A CN105652754A CN 105652754 A CN105652754 A CN 105652754A CN 201610159337 A CN201610159337 A CN 201610159337A CN 105652754 A CN105652754 A CN 105652754A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25341—Single chip programmable controller
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Abstract
The invention discloses a comprehensive electricity consumption measurement and control management terminal and belongs to the technical field of electric use safety and energy conservation. The terminal comprises a microcontrol unit and an illumination intensity acquisition module, a human body induction module, an electric quantity acquisition module, a data storage module, a real-time clock module, a Lonworks intelligent receiving and transmitting device, an RS485 communication interface and a man-machine interaction interface platform which are all connected with the microcontrol unit. By means of the terminal, energy consumption conditions of electric appliances in a building can be accurately monitored, statistical analysis of the energy consumption conditions and energy consumption charging are facilitated, the terminal has various energy-saving control modes and can be conveniently set, bases are provided for flexible control strategy implementation of a comprehensive energy management system, and the effects of reasonably using energy and reducing energy consumption are achieved. Consumption reduction indexes can be sent through the system in the electricity use peak hours, the set temperature is automatically adjusted through a temperature controller, and the aim of reducing consumption is achieved. The terminal can be widely applied to energy-saving systems of an air conditioner, an illumination device and other electric appliances of the building.
Description
Technical field
The invention belongs to Electrical Safety and field of energy-saving technology, especially a kind of comprehensive electrical measurement manages terminal with control.
Background technology
For adapting to the needs of future economy social development, support clean energy resource and low-carbon economy development comprehensively, meet that intelligent power under intelligent grid is various to advanced technology, economical and efficient, service, flexible interaction and the open requirement of close friend, build the novel a kind of main flow having become current era for electricity consumption relation of electrical network and user's energy stream, flow of information, Business Stream real-time interactive. Chinese large-sized building year power consumption total amount accounts for the 10% of whole nation total flow, energy expenditure is more than 80,000,000,000 yuan, mainly include the heavy constructions such as government bodies, enterprises and institutions, business office building, the Urban Annual Electrical Power Consumption amount of major part heavy construction is at more than 100KWH, and wherein air conditioning electricity is at 45-50%; User indoor electric 35-40%; Public electric cost expenditure 10-15%.
Electrical equipment quantity in heavy construction and huge number, primary electricity using device has: illumination (electricity-saving lamp, daylight lamp etc.), air-conditioning (cabinet type and central air-conditioning), office equipment, computer, three phase electric machine (blower fan and water pump), electrical heating load and other mixed load etc. Energy conservation equipment is mostly for a certain electrical equipment in the market, it is controlled and measures, can in the face of miscellaneous electrical equipment, want the electricity consumption situation managing whole building concentratedly, multiple hardware product is then needed to be respectively controlled metering, and each hardware product interface protocol is not exclusively unified, not only cost of idleness, and it is not easy to management. Integrated energy source management system adopts energy consumption classification subitem mostly, and each subordinate branch has the metering of a plurality of branch road, it does not have concentrates friendly user interface, facilitates user to inquire about. And comprehensive energy management terminal can as the mutual door of energy management system, all electrical equipments related in building are carried out unified management, and consider the north situation for thermal energy consumption, the present invention is also integrated with heat energy and controls management terminal, management to the energy is unified more perfect, obtain better Consumer's Experience.
Summary of the invention
The present invention proposes a kind of comprehensive electrical measurement and controls management terminal, for the comprehensive energy management of all electrical equipments in building, eliminate unreasonable energy, facilitate integrated energy source management system networking, and be analyzed processing to the data monitored, reach the target that energy-saving consumption-reducing is increased economic efficiency.
The technical scheme is that and be achieved in that:
A kind of comprehensive electrical measurement and control management terminal, including micro-control unit, and the illuminance acquisition module being connected with described micro-control unit respectively, human body induction module, electric quantity acquisition module, data memory module, real-time clock module, Lonworks smart transceiver, RS485 communication interface, human-computer interaction interface platform, described micro-control unit selects STM32F103VCT6 single-chip microcomputer, it supports general purpose I/O, 16 general purpose timers, SPI, I2C, UART, comprise 128K high-capacity FLASH memory, RTC real-time clock, described human-computer interaction interface platform is connected with the UART port of described single-chip microcomputer by described RS485 communication interface, the general purpose I of described single-chip microcomputer/O connects illumination monitoring module, tail end of central air conditioner module, smart jack module, central heating module and split-type air conditioner module.
As preferably, described Lonworks smart transceiver includes FT5000 twisted-pair feeder smart transceiver, and described FT5000 twisted-pair feeder smart transceiver is communicated by described UART communication interface and described micro-control unit.
As preferably, an integrated high performance Neuron core and a free topology twisted-pair feeder transceiver in described FT5000 twisted-pair feeder smart transceiver, FT5000 twisted-pair feeder smart transceiver is made up of three 8 logic processors of independence managing physical medium MAC layer, Internet and user application layer respectively.
As preferably, also including power subsystem, described power subsystem adopts LD05-10B12 modular power source, it is possible to provide DC5V and DC12V.
As preferably, described power subsystem also includes battery, and described battery is powered for described micro-control unit for after power down.
As preferably, described data storage circuitry adopts non-volatile ferroelectric memory.
As preferably, described real-time clock module adopts RX8025T real-time timepiece chip.
As preferably, described electric quantity acquisition module selects ATT7053A single-phase multifunctional computation chip.
As preferably, described RS485 communication interface is universal serial bus.
As preferably, the Qt application program based on the described built-in Linux system of human-computer interaction interface platform.
The embodiment of the present invention provides the benefit that: this application provides and includes long-range control, group control, timing controlled, central air-conditioning according to temperature automatic control, blast velocity control, water valve control, and automatically carry out the multiple patterns of Energy Saving Control flexibly such as homoiothermic control according to consumption reduction index; Ambient temperature threshold values, period or the remote command that split-type air conditioner foundation sets carries out automatic power transmission or power-off controls, and carries out temperature according to the temperature adjustment limit set and arranges control, the standby and operation according to the outer machine of the temperature-controlled chamber set; Illumination monitoring is more able to the activity of active detecting indoor occupant, ambient light intensity etc., intelligent opening, closedown light source; Remotely management can be passed through, regularly, fixing quantity indoor light source; Can effectively change the wasting phenomenons such as altar lamp, saves energy; Smart jack can need to connect electrical equipment according to user, reaches to control the purpose of all electrical equipments in building comprehensively; Central heating monitoring can show on-off valve state, communications status, valve accumulation the opening time, can calculate according to careat and share heat, and can arrange timing and the time of having a rest control valve flexibly, it is to avoid the waste of heat energy. The present invention adopts Lonworks communications protocol, possesses the outstanding advantages such as opening, interoperability, high reliability, facilitates networking.
The present invention can accurately monitor each electrical equipment energy situation in building, be easy to can situation statistical analysis and with energy charging, possess multiple Energy Saving Control pattern and can conveniently arrange, implement control strategy flexibly for integrated energy source management system and foundation is provided, reach reasonable energy, reduce the effect of energy consumption;Can issuing consumption reduction index by system in peak times of power consumption, temperature controller automatically adjusts and arranges temperature, reaches the purpose of consumption reduction, and as refrigeration 24 degree is adjusted refrigeration 26 degree by summer, power consumption is by reduction by 1/3rd. Can be widely applied to the air-conditioning of building, in the energy conserving system of the electrical equipments such as illumination.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural principle block diagram of electric force monitoring apparatus of the present invention;
Fig. 2 be Lonworks intelligence receive device structural principle block diagram;
Fig. 3 a is the circuit theory diagrams of modular power source;
Fig. 3 b is the voltage conversion circuit schematic diagram of power subsystem;
Fig. 3 c is the voltage stabilizing circuit schematic diagram of power subsystem;
Fig. 4 a is real time clock circuit schematic diagram;
Fig. 4 b is data storage circuitry schematic diagram;
Fig. 5 is relay control module circuit theory diagrams;
Fig. 6 is electric energy metering module circuit theory diagrams;
Fig. 7 is temperature measurement circuit schematic diagram;
Fig. 8 is RS485 communication interface circuit schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
As shown in Figure 1, a kind of comprehensive electrical measurement and control management terminal, including micro-control unit, and the illuminance acquisition module being connected with micro-control unit respectively, human body induction module, electric quantity acquisition module, data memory module, real-time clock module, Lonworks intelligent receive-transmit jasmine, RS485 communication interface, human-computer interaction interface platform, micro-control unit selects STM32F103VCT6 single-chip microcomputer, it supports general purpose I/O, 16 general purpose timers, SPI, I2C, UART, comprise 128K high-capacity FLASH memory, RTC real-time clock, human-computer interaction interface platform is connected with the UART port of single-chip microcomputer by RS485 communication interface, the general purpose I of single-chip microcomputer/O connects illumination monitoring module, tail end of central air conditioner module, smart jack module, central heating module and split-type air conditioner module.
As shown in Figure 2, Lonworks smart transceiver includes FT5000 twisted-pair feeder smart transceiver, FT5000 twisted-pair feeder smart transceiver is communicated by described UART communication interface and described micro-control unit, an integrated high performance Neuron core and a free topology twisted-pair feeder transceiver in FT5000 twisted-pair feeder smart transceiver, FT5000 twisted-pair feeder smart transceiver is made up of three 8 logic processors of independence managing physical medium MAC layer, Internet and user application layer respectively. These are referred to as medium access control (MAC) processor, network (NET) processor and application (APP) processor. Adopt Lonworks communications protocol, possess opening, interoperability, high reliability.
As shown in Fig. 3 a, 3b, 3c, power subsystem adopts LD05-10B12 modular power source, this modular power source is a kind of both simple and stable reliable power supply, power of alterating and direct current is general, AC220V power supply exports the DC12V power supply of isolation after LD05-10B12, DC12V converts DC5V (VCC), DC5V to then through step-down controller LM2575 and becomes 3.3V then through voltage stabilizing chip SPI1117 voltage stabilizing, is mainly used in single-chip microcomputer and peripheral circuit (digital circuits section) thereof;12V is used for power source for relay control, human body induction module signal conversion chip, and illuminance acquisition module is powered; DC5V powers and human-computer interaction interface Platform communication for 4RS485 communication interface, and powers for Lonworks smart transceiver.
As shown in Fig. 4 a, 4b, real-time clock module is selected has the RX8025T real-time timepiece chip of I2C interface, this clock IC have year, month, day, hour, min, the second, week data register, volume is very little, takies PCB surface long-pending few, built-in 32.768kHz crystal oscillator; Running voltage is between 1.7V��5.5V, and during device normal power supply, power subsystem the 3.3V power supply produced is powered, when unpowered power supply by BT1 twist button battery to clock chip continued power. Data memory module selects the FeRAM memory chip of FM24CL16, is used for depositing energy information, infrared decoding information, and other important data.
As it is shown in figure 5, relay control module adopts DC12V to drive power supply as relay, expand stream by audion and drive relay, take capacitance-resistance filter interference protection measure.
As shown in Figure 6, electric quantity acquisition module selects single-phase multifunctional computation chip ATT7053A, ATT7053A to be the single-phase measurement chip meeting state's net requirement that hard iron spring photoelectricity is released. ATT7053A is an individual event computation chip with SPI interface, operating voltage range 3.0V-3.6V. 19 sigma-deltaADC of this integrated chip, support the dynamic range of 2000:1; User can obtain the active power of two passages, reactive power simultaneously; Three-channel virtual value and electric voltage frequency, voltage current phase can be obtained simultaneously; Support disconnected phase stealing; Embedded temperature sensor; Under depositor default situations, the power consumption of full speed running is 2.4mA; Support voltage, current over-zero interruption, Sampling interrupt, electrical energy pulse interruption, calibration interruption etc.
As shown in Figure 7, temperature measurement circuit adopts the DSl8B20 digital thermometer of a bus, this thermometer provides the temperature of 9 (binary system) temperature reading indicating devices, information is sent into DSl8B20 through one-wire interface or sends from DSl8B20, therefore only needs a line (and ground wire) from host CPU to DSl8B20. The power supply of DSl8B20 can be provided without external power source by data wire itself. Measurement scope from-55 to+125 increment size of DSl8B20 be 0.5 can in ls (representative value) temperature inversion become numeral.
As shown in Figure 8, RS485 communication interface is a kind of common serial bus standard, adopts balance to send the mode with differential received, therefore has the ability suppressing common mode disturbances.
The technology used in the present invention principle and energy-saving control method:
1. with measuring: by special electric computation chip, electrical equipment in building is carried out power measurement and electric energy metrical, provide by energy data for comprehensive energy administrative terminal system, carry out charging with this, analyze electrical equipment service efficiency, provide foundation with manage, the raising of awareness of saving energy of promotion user of service.
2. remote handle control principle: by remote computer open and close machine, regularly, sets pattern, temperature, parameter, checks the running status of each end; The inquiry information such as effective run time, Electro-metering; Timed period and parameter setting; Locking, solution keyboard; Check and revise end effector password.
3. group control principle: by electrical equipment is grouped, each equipment can belong to maximum 16 groups, can carry out packet control by remote computer, carry out switching, parameter setting, school time etc., flexibly customized different control strategy.
4. timing controlled principle: by the high accuracy calendar clock carried, in conjunction with the unlatching set, shut-in time and running state parameter, when reaching the opening time, Auto Power On, and press setup parameter operation; When reaching the unused time, automatic shutdown.
5. energy saver mode sets: heat the upper limit, refrigeration lower limit by setting, starting under energy saver mode, limit temperature set point, controlling that cryogenic temperature is too low, heat temperature crosses high wasting phenomenon, as arranged refrigeration lower limit 26 degree summer, the refrigeration upper limit 20 degree is set winter.
6. human-computer interaction interface: by friendly human-computer interaction interface set pattern, wind speed, temperature, etc. operational factor; Energy saver mode be set, heat the upper limit, the parameter such as refrigeration lower limit; The inquiry metrical information such as effective run time, electricity; Switching on and shutting down.
7. service data can issue upper main frame in real time by Lonworks network. Receive order and parameter that upper main frame is sent, and field electrical equipment operation and parameter renewal can be controlled according to order request.
8. anti-cold wind, condensation-proof function: by heating time delay and opening fan, time delay of freezing closes fan and realizes anti-cold wind, condensation-proof function.
9. what gather split-type air conditioner uses the measurement data such as energy, load, the quality of power supply, is stored by MCU, is processed these data, and by the communication interface that the present invention has, for systems connection.
10. carrying high accuracy calendar clock, using for split-type air conditioner provides period timing controlled and runs the statistics with non-operating time
11. the coding of the infrared control order of remote controller belonging to self study split-type air conditioner, analog telecommand device function passes through system to split-type air conditioner such as mode of operation, standby/operation, temperature setting etc.
12.MCU connect split-type air conditioner power supply according to the start working hour set, operationally beyond section, the time period cuts off power supply, eliminates stand-by power consumption. Effectively control non-usage air-conditioning season or period to split-type air conditioner power transmission simultaneously.
13. after start working hour connects split-type air conditioner power supply, the mode of operation (refrigerating/heating) when the present invention shuts down according to current season or last time goes remote control split-type air conditioner to enter refrigerating/heating running status by infrared.
14.MCU gather ambient temperature within start working hour, compare with the temperature value set. When the temperature of ambient temperature Yu setting is inconsistent, reset split-type air conditioner temperature by infrared remote control, it is prevented that it is too high or too low that temperature is set by the remote controller carried by split-type air conditioner, thus saving the energy.
15. using human body sensing information and natural lighting information as the foundation of illuminating lamp opening and closing, single-chip microcomputer unify daylighting, sampling, subregion, time delay, centralized Control illuminates, and easy to use, save lighting electricity consumption.
16. the foundation using human body sensing information as heat supply valve opening and closing, heat is shared in display on-off valve state, valve accumulation opening time, calculating, easy to use.
The technical characteristic of the present invention:
1. the measurement such as pair each electrical equipment voltage, electric current, power, power factor, electric energy and metering.
2., by remotely-or locally carrying out switching on and shutting down, parameter setting, inquire about metrical information, running status.
3. carry real-time clock, when supporting long-range school.
4. support long-range group control.
5. 4 period timing controlled are provided.
6. energy-saving control function, controls temperature set point.
7. measure ambient temperature in real time, compare with design temperature, it is achieved thermostatic control.
8. human-computer interaction interface display running status, parameter, metrical information etc.
9.AC220V running voltage, it is not necessary to be equipped with power source special.
10. Nonvolatile ferroelectric memory storage setup parameter, metrical information.
11.Lonworks twisted-pair communication, possess the outstanding advantages such as opening, interoperability, high reliability, long transmission distance.
The present invention is based on the design of LonWorks bus integrated energy source management system. The task of central air-conditioner monitoring and split-type air conditioner module is real-time measure and control indoor temperature; Measure the operation time of each state, metering power consumption; The task of illumination monitoring module is the activity of active detecting indoor occupant, ambient light intensity etc., intelligent opening, closedown light source; Remotely management can be passed through, regularly, fixing quantity indoor light source; Smart jack module plays the effect of the metering of other electrical equipments and control in building that supplements, and reaches the purpose of overall monitor building electricity consumption. And the present invention both can upload running status, continuous data to host computer; Receive the control transmitted of host computer and parameter is set; The on-the-spot human-computer interaction interface also having based on linux system controls and display running status, operational factor, metrical information, Time of Day etc.
Present invention can apply to build interior electrical equipment carry out monitoring in real time, control, reduce energy consumption scientifically and rationally, being solve existing central air conditioner system or split-type air conditioner, the function of measuring imperfection, the control device that exist in illumination monitoring equipment are abundant not, and networking opening is low waits deficiency.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a comprehensive electrical measurement and control management terminal, including micro-control unit, and the illuminance acquisition module being connected with described micro-control unit respectively, human body induction module, electric quantity acquisition module, data memory module, real-time clock module, Lonworks smart transceiver, RS485 communication interface, human-computer interaction interface platform, it is characterized in that: described micro-control unit selects STM32F103VCT6 single-chip microcomputer, it supports general purpose I/O, 16 general purpose timers, SPI, I2C, UART, comprise 128K high-capacity FLASH memory, RTC real-time clock, described human-computer interaction interface platform is connected with the UART port of described single-chip microcomputer by described RS485 communication interface, the general purpose I of described single-chip microcomputer/O connects illumination monitoring module, tail end of central air conditioner module, smart jack module, central heating module and split-type air conditioner module.
2. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterized in that: described Lonworks smart transceiver includes FT5000 twisted-pair feeder smart transceiver, described FT5000 twisted-pair feeder smart transceiver is communicated by described UART communication interface and described micro-control unit.
3. the comprehensive electrical measurement of one according to claim 2 and control management terminal, it is characterized in that: an integrated high performance Neuron core and a free topology twisted-pair feeder transceiver in described FT5000 twisted-pair feeder smart transceiver, FT5000 twisted-pair feeder smart transceiver is made up of three 8 logic processors of independence managing physical medium MAC layer, Internet and user application layer respectively.
4. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterised in that: also including power subsystem, described power subsystem adopts LD05-10B12 modular power source, it is possible to provide DC5V and DC12V.
5. the comprehensive electrical measurement of one according to claim 4 and control management terminal, it is characterised in that: described power subsystem also includes battery, and described battery is powered for described micro-control unit for after power down.
6. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterised in that: described data storage circuitry adopts non-volatile ferroelectric memory.
7. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterised in that: described real-time clock module adopts RX8025T real-time timepiece chip.
8. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterised in that: described electric quantity acquisition module selects ATT7053A single-phase multifunctional computation chip.
9. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterised in that: described RS485 communication interface is universal serial bus.
10. the comprehensive electrical measurement of one according to claim 1 and control management terminal, it is characterised in that: the Qt application program based on the described built-in Linux system of human-computer interaction interface platform.
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| CN108181882A (en) * | 2017-12-28 | 2018-06-19 | 广州柏诚智能科技有限公司 | Building synthesis can control system |
| CN108375944A (en) * | 2018-05-28 | 2018-08-07 | 南京乾海通信技术有限公司 | A kind of novel section Zhi Danyuan |
| CN108429663A (en) * | 2018-06-11 | 2018-08-21 | 江苏联宏智慧能源股份有限公司 | A kind of intelligence with human-computer interaction interface energy managing device |
| CN108983679A (en) * | 2018-08-23 | 2018-12-11 | 上海浦东发展银行股份有限公司郑州分行 | A kind of intelligent remote controlling terminal and system |
| CN111930035A (en) * | 2020-07-21 | 2020-11-13 | 广西电网有限责任公司南宁供电局 | Comprehensive management system and method for indoor electricity utilization |
| CN113882041A (en) * | 2021-10-03 | 2022-01-04 | 厦门浩纬实业有限公司 | Two-for-one twister starting method and control device for reducing electricity consumption cost of thin branch per unit yield |
| CN114355795A (en) * | 2021-11-16 | 2022-04-15 | 国网江苏省电力有限公司南京供电分公司 | Integrated energy utilization management and control system, equipment and control method thereof |
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