CN204494690U - Can management devices based on using of split-type air conditioner - Google Patents
Can management devices based on using of split-type air conditioner Download PDFInfo
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Abstract
The utility model discloses a kind of use energy management devices based on split-type air conditioner, comprise transceiver control module, and respectively with described transceiver control module interconnective power supply module, Electro-metering module, communication module, data store and real-time clock module, relay output control circuit, infrared receiving/transmission circuit, temperature measuring circuit; Described Electro-metering module comprises voltage x current sample circuit and electric quantity acquisition module, described communication module comprises Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver and power carrier transceiver, intelligent wireless transceiver comprises codec unit and wireless radio frequency modules, and codec unit one end connects transceiver control module, the other end connects wireless radio frequency modules.The utility model communication quality is safe and reliable, and speed is high; Solve existing split-type air conditioner energy consumption efficiency not high, by the irrational problem of energy.
Description
Technical field
The utility model relates to the energy and field of energy-saving technology, is specifically related to a kind of based on split-type air conditioner energy management devices.
Background technology
Summer heat, season in severe winter, the refrigeration of split-type air conditioner, heat and brought comfortable temperature environment.According to authoritative department statistics, air-conditioning accounts for the over half of building electricity consumption, and split-type air conditioner is the power consumption " rich and influential family " of whole building especially office building.Meanwhile, actual life, with in work, uses split-type air conditioner often to there will be following unreasonable energy sight: the ambient temperature conditions that (1) does not reach summer or use in winter uses too early, unreasonably; (2) only close indoor set during non-usage not cut off the electricity supply and the standby energy consumption produced; (3) air-conditioner temperature setting in summer is too low, air-conditioner temperature setting in winter is too high, causes overload operation both to increase electric energy, affects service life again; (4) people do not shut down after withdrawing from a room for a long time, not power-off still keep running status waste electric energy; (5) frequent switch split-type air conditioner, makes air-conditioner power consumption increase and also may cause compressor damage, etc.
How to make split-type air conditioner can meet the live and work needs of people, electric energy can be saved again and improve efficiency, multiple method can be adopted to eliminate the behavior of split-type air conditioner irrational energy, reduce power consumption to control to mainly contain in rational scope: (1) selects the split-type air conditioner of high energy efficiency; (2) rational installation site is selected; (3) management means is passed through; (4) technological means is passed through.Wherein, management and technology two kinds of means become main control device.But, be solve split-type air conditioner unreasonable can, adopt as to split-type air conditioner Electro-metering, appraise and decide electricity consumption quota exceed the quata price markup charge, draw the management means such as electric, and not exclusively solve Problems existing.Therefore, power-saving technology means are the important and effective ways solving the unreasonable energy of split-type air conditioner.At present, the power-saving technology means adopted for split-type air conditioner both at home and abroad mainly contain: to compare with environment temperature according to the scene temperature of used split-type air conditioner of setting and carry out use and control; Period according to setting carries out Opportunity awaiting control for linear to split-type air conditioner run timing power-off; According to the split-type air conditioner remote intervention of control system transmitting order to lower levels to networking, carry out switch, power-off or temperature and the controls such as amendment are set; Temperature according to setting regulates limit to carry out air-conditioner temperature to split-type air conditioner and arranges control etc.
The domestic product for split-type air conditioner Energy Saving Control released at present is generally smart jack, possesses the power-saving technology of one or more control methods above combination, as the electric energy measuring intelligent socket of Xinzhongxin electron stock Co., Ltd., Harbin city, by the output electric energy of the electric power meter Metering socket in socket, information in the card provided by the reader device in socket, control the break-make of socket power, split-type air conditioner, it is a blanket socket, the number of applying for a patent: CN02132593.6; The LCDG-MB110-16 smart jack product made every effort to achieve only has electric energy metrical function; Representational product has the single-phase concealed installation smart jack of FT-JJ3320 type, has remote network control, infrared remote control, makes controlled plant carry out holding state, not to measuring and cut off the electricity supply control, therefore can not save standby energy consumption.What the said goods had can only independently use, what have can networking, the single usual employing wireless mode of mode of group-net communication, and Energy Saving Control aspect exists many deficiencies, as break-make of powering controls only to solve split-type air conditioner shutdown, but indoor set need be started shooting by remote controller; Have distant control function can only carry out compressor standby with operation control, can not standby energy consumption be solved; Have function of measuring can only be undertaken by management means energy-conservation etc.
Therefore.Also do not have a kind of product can solve the standby energy consumption of split-type air conditioner at present simultaneously, can network by manually issuing remote command gauge tap machine and replacement remote arranges air-conditioner temperature, can set different air-conditionings uses seasonal temperature threshold values to control to use in good time, can split-type air conditioner refrigeration be started according to temperature setting or heat state (standby/to run), timing start-up shutdown can be carried out according to period or curriculum schedule to control, can to split-type air conditioner with can measure and use can disbursement and sattlement and access energy management system to upload air conditioning electricity subitem data be that management Energy Conservation is for foundation, there is twisted-pair feeder or wireless or power line group-net communication, former power supply base etc. need be replaced for easy for installation.
Summary of the invention
The purpose of this utility model is with the power-saving technology of novelty and control method, solve the deficiency of existing product, one is provided to have monitoring voltage, electric current, power, power factor, environment temperature and electric energy metrical, high accuracy calendar clock, and according to the environment temperature threshold values set, period or remote command carry out automatic power transmission or power-off controls, temperature according to setting regulates limit to carry out temperature and arranges control, according to the standby and operation of the outer machine of the temperature-controlled chamber of setting, and based on Lonworks twisted-pair feeder, wireless, the split-type air conditioner electronization of the composition such as the networking access of power line carrier, PLC, network-type energy management devices.
The technical scheme that the utility model is taked is: a kind of use energy management devices based on split-type air conditioner, comprise transceiver control module, and respectively with described transceiver control module interconnective power supply module, Electro-metering module, communication module, data store and real-time clock module, relay output control circuit, infrared receiving/transmission circuit, temperature measuring circuit; Described Electro-metering module comprises voltage x current sample circuit and electric quantity acquisition module, and voltage x current sample circuit output is connected with electric quantity acquisition module input, and electric quantity acquisition module output is connected with transceiver control module; Described communication module comprises Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver and power carrier transceiver, Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver are connected with transceiver control module respectively with power carrier transceiver, described intelligent wireless transceiver comprises codec unit and wireless radio frequency modules, and codec unit one end connects transceiver control module, the other end connects wireless radio frequency modules.
Further, described power carrier transceiver comprises microprocessor, external memory interface circuit, signal output amplifier, pre-filter circuit and signal coupling circuit, described signal output amplifier comprises automatic gain control circuit and power amplification circuit, signal output amplifier input connects microprocessor, output connection signal coupling circuit; Described pre-filter circuit input connection signal coupling circuit, output connects microprocessor.
Described signal coupling circuit is by the primary side composition high-pass filter of electric capacity C41 and coupling transformer T2, multicarrier communication signal is processed, transformer T2 plays a buffer action simultaneously, in the opposite side of transformer T2, one end connects one end of electric capacity C42, other end ground connection, the other end of electric capacity C42 connects the anode of diode D41 and the negative electrode of diode D42 respectively, and the negative electrode of diode D41 connects positive pole, the negative pole of electric capacity C43 and the plus earth of diode D42 of power supply and electric capacity C43.
Described pre-filter circuit comprises electric capacity C1, electric capacity C2, resistance R2, resistance R3, resistance R5, the electric capacity C4 of series connection mutually successively; One end of contact resistance R1 is gone back in electric capacity C2 and the interconnective one end of resistance R2 simultaneously, resistance R1 other end ground connection; Resistance R2 is also connected one end of electric capacity C3 with the interconnective one end of resistance R3 simultaneously, the other end ground connection of electric capacity C3; One end of contact resistance R4 is gone back in resistance R3, the interconnective one end of resistance R5 simultaneously, the other end of resistance R4 connects two diodes parallel with one another, two diodes anode is connected with resistance R4, another negative electrode is connected with resistance R4, the other end ground connection be not connected with resistance R4.
Preferably, described power supply module adopts LD03-10B12 switch power module to provide DC12V voltage, adopts 78M05 voltage stabilizing chip to export DC5V voltage, adopts ASM1117-3.3 voltage stabilizing chip to export DC3.3V voltage.
Further, described voltage x current sample circuit comprises voltage sampling circuit and current sampling circuit; Described voltage sampling circuit adopts electric resistance partial pressure mode to sample, and comprise resistance R9, resistance R10, resistance R11, the resistance R12 of series connection mutually successively, the resistance R12 other end is connected with the frequency overlapped-resistable filter be made up of resistance parallel with one another and electric capacity; Described current sampling circuit adopts Current Transmit 1 Isolation input mode, one end in Current Transmit 1 output is connected with one end of resistance R18 and R39 respectively, the other end is connected with one end of resistance R19 and R40 respectively, the other end of resistance R18 with R19 is connected electric capacity C16 and C17 one end respectively, the other end ground connection of resistance R39, R40 and electric capacity C16, C17.
Preferably, described electric quantity acquisition module adopts single-phase multifunctional computation chip ATT7053A, and its CF1 pin configuration is active energy pulse output pin, exports through light-coupled isolation, exports measure for active energy pulse.
Further, described data store and real-time clock module is made up of data storage circuitry and high precision clock circuit, it adopts the ferroelectric memory of band clock, for depositing energy information, infrared decoding information, and other important data, keep normal work when external button cell is used for power down simultaneously.
Preferably, described transceiver control module adopts FT5000 or Neuron5000 as controller, described codec unit selects ARM or fpga chip, and described wireless radio frequency modules selects the wireless module of tool RS232 communication interface, adopts DSl8B20 temperature sensor in described temperature measuring circuit; Described relay output control circuit selects the magnetic latching relay of 60A electric shock switching capability.
The beneficial effects of the utility model are: communication quality is safe and reliable, and speed is high; That can measure split-type air conditioner in real time uses the data such as energy, load, the quality of power supply and environment temperature, long-range ON/OFF control, period automatic opening/closing control, compressor operating/standby automatic control, temperature regulable control are carried out to split-type air conditioner, solve existing split-type air conditioner energy consumption efficiency not high, by the irrational problem of energy.AC220V operating voltage simultaneously, without the need to being equipped with power source special; To the warning of split-type air conditioner monitoring of working condition, quality of power supply abnormal alarm, plan to report to the police with quota can be exceeded; Be applicable to office building, public building, school, hospital etc. and use split-type air conditioner occasion a large amount of, unified management and control are carried out to split-type air conditioner, reaches the object of energy-saving and emission-reduction; There is Lonworks twisted-pair feeder, wireless, power carrier various communication interfaces, suitable communication interface can be selected according to actual conditions and demand, reduce construction cost and difficulty.
Accompanying drawing explanation
Fig. 1 is theory structure block diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of intelligent wireless transceiver.
Fig. 3 is power carrier transceiver principle assumption diagram.
Fig. 4 is power carrier transceiver CPU minimum system schematic diagram.
Fig. 5 is power carrier transceiver external memory interface circuit schematic diagram.
Fig. 6 is signal output amplifier schematic diagram in power carrier transceiver.
Fig. 7 is pre-filter circuit schematic diagram in power carrier transceiver.
Fig. 8 is signal coupling circuit schematic diagram in power carrier transceiver.
Fig. 9 is power supply modular circuit schematic diagram.
Figure 10 is this voltage x current sample circuit schematic diagram.
Figure 11 is Electro-metering modular circuit schematic diagram.
Figure 12 is relay output control circuit schematic diagram.
Figure 13 is infrared receiver transtation mission circuit schematic diagram.
Figure 14 is data storage circuitry and clock circuit theory diagrams.
Figure 15 is temperature measuring circuit schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of use energy management devices based on split-type air conditioner, comprise transceiver control module, and respectively with described transceiver control module interconnective power supply module, Electro-metering module, communication module, data store and real-time clock module, relay output control circuit, infrared receiving/transmission circuit, temperature measuring circuit; Described Electro-metering module comprises voltage x current sample circuit and electric quantity acquisition module, and voltage x current sample circuit output is connected with electric quantity acquisition module input, and electric quantity acquisition module output is connected with transceiver control module; Described communication module comprises Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver and power carrier transceiver, Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver are connected with transceiver control module respectively with power carrier communication transceiver, described intelligent wireless transceiver comprises codec unit and wireless radio frequency modules, and codec unit one end connects transceiver control module, the other end connects wireless radio frequency modules.
As shown in Figure 2, intelligent wireless transceiver is made up of FPGA Manchester Code/decode unit and wireless radio frequency modules.Due to Neuron 5000 transmitting-receiving is Difference Manchester signal, and all wireless radio frequency modules generally only support Transistor-Transistor Logic level or RS232/RS485 tri-kinds of interfaces, therefore, directly Neuron 5000 cannot be connected with wireless radio frequency modules and communicate, must the Difference Manchester signal of Neuron 5000 be converted to the discernible binary data format of wireless radio frequency modules serial ports (binary code).For this reason, an intermediate treatment unit is needed between Neuron5000 and wireless radio frequency modules, Differential Manchester Encoding signal decoding become binary data format and binary data format is encoded into Difference Manchester signal, making to set up communication mechanism by this intermediate treatment unit between Neuron 5000 and wireless radio frequency modules.The utility model design FPGA Difference Manchester codec unit, the Code And Decode process of difference Man Chesi signal is carried out exactly as intermediate treatment unit, FPGA one end is connected with data transmit-receive port CP0, CP1 of Neuron 5000, the other end is connected with the communication serial port of wireless radio frequency modules, after the Differential Manchester Encoding signal that the CP1 receiving Neuron5000 when FPGA Difference Manchester codec unit sends, carry out decoding effort immediately and convert data to binary data, then send the data to wireless radio frequency modules by the serial ports of simulation.In like manner, after FPGA to receive the data of wireless radio frequency modules by serial ports, carrying out immediately encoding is converted to Differential Manchester Encoding signal by binary data, is transferred to the CP0 mouth of Neuron5000.Meanwhile, due to FPGA Difference Manchester codec unit, undertaken sending or receiving by wireless radio frequency modules after directly the transceiving data of Neuron500 being carried out encoding and decoding, therefore, radio communication space propagation meets LonTalk agreement without the need to carrying out any dissection process to concrete protocol contents, be implementation the most simply and easily, reduce R&D cycle and difficulty, and improve the stability of equipment.Select the model that sexual valence is higher to be the ARM of STM32F103C8T6 in the utility model, also can select ARM or the fpga chip of other model; Wireless radio frequency modules can select the wireless module of tool RS232 communication interface general on market, as wireless modules such as 433MHz, 470MHz, Zigbee, Wifi.
As shown in Figures 3 to 8, power carrier transceiver adopts PL – 3150 microprocessor (CPU), and it comprises arrowband power line transceiver core and can be used for running application and 8 neuron processor cores of managing network communication.Minimum system comprises power circuit, external reset circuit, the compositions such as crystal oscillating circuit.When detecting that power supply exceeds range of tolerable variance, the inside of DSl233 produces power fail signal, forces and system is set to reset mode.Electric carrier intelligent transceiver external memory interface circuit, for storage system firmware, application code and variable etc., and application program can be upgraded by power line network.A [0:15], D [0:7] connect address, the data/address bus of PL3150 respectively, and the enable and read/write that the E of PL3150, R/W connect external memory storage controls.System hardware circuit must add some gate circuits, enables address sequential and instruction sequencing reasonable coordination, to ensure system worked well.Power carrier signal output amplifier, comprises automatic gain control circuit and power amplification circuit.TXDAC sends waveform DAC and exports, TXSENSE transmit amplifier sensor feedback, TXBIAS transmit amplifier bias generator, and VCORE is that inner voltage stabilizing exports.
The bandpass filter be made up of resolution element in Signal reception pre-filter circuit effectively can suppress the Noise and Interference in channel.Described pre-filter circuit comprises electric capacity C1, electric capacity C2, resistance R2, resistance R3, resistance R5, the electric capacity C4 of series connection mutually successively; One end of contact resistance R1 is gone back in electric capacity C2 and the interconnective one end of resistance R2 simultaneously, resistance R1 other end ground connection; Resistance R2 is also connected one end of electric capacity C3 with the interconnective one end of resistance R3 simultaneously, the other end ground connection of electric capacity C3; One end of contact resistance R4 is gone back in resistance R3, the interconnective one end of resistance R5 simultaneously, the other end of resistance R4 connects two diodes parallel with one another, two diodes anode is connected with resistance R4, another negative electrode is connected with resistance R4, the other end ground connection be not connected with resistance R4.
Carrier communication coupling circuit, by the primary side composition high-pass filter of electric capacity C41 and coupling transformer T2, multicarrier communication signal is processed, transformer T2 plays a buffer action simultaneously, TXOUT is signal output interface, RXIN is signal input interface, the treatment circuit of the signal access signal processed, and carries out D/A Treatment Analysis through repeatedly filtering, amplification access CPU.The primary side composition high-pass filter of electric capacity C41 and coupling transformer T2, multicarrier communication signal is processed, transformer T2 plays a buffer action simultaneously, in the opposite side of transformer T2, one end connects one end of electric capacity C42, other end ground connection, the other end of electric capacity C42 connects the anode of diode D41 and the negative electrode of diode D42 respectively, and the negative electrode of diode D41 connects positive pole, the negative pole of electric capacity C43 and the plus earth of diode D42 of power supply and electric capacity C43.
As shown in Figure 9, adopt LD03-10B12 switch power module, can power by power of alterating and direct current, reliability stability is high, and module exports single channel DC12V.DC12V(+12V) DC5V(+5V is become through 78M05 voltage stabilizing again), become DC3.3V(AVCC through ASM1117-3.3 voltage stabilizing); DC12V sends data for LON power line carrier, PLC module and relay provides power supply, and DC5V is mainly used in LonWorks smart transceiver module, temperature measuring circuit, infrared receiving/transmission circuit.DC3.3V is mainly peripheral chip circuit (electrical measurement chip, ferroelectric memory) and provides power supply.Clock after also having button cell to be used for power down is in addition powered.
As shown in Figure 10, voltage x current sample circuit, voltage sample adopts electric resistance partial pressure mode, measured voltage is through resistance pressure-dividing network dividing potential drop, obtain meeting computation chip voltage input channel, the signal value of input requirements scope, voltage channel is recommended to be input as 200mV virtual value.Voltage signal is too large, can cause crosstalk, and range overflows.Current sample adopts current transformer Isolation input mode, and the current signal induced converts the current measurement passage pin of corresponding voltage signal to computation chip to through precision resistance R37, R38.In voltage and current input circuit, resistance 1.2K and electric capacity 0.01uF constitutes frequency overlapped-resistable filter, and its structure and parameter will be particular about symmetry, and adopts the good components and parts of temperature performance, thus the temperature characterisitic obtained when ensureing measurement.Concrete, described voltage sampling circuit comprises resistance R9, resistance R10, resistance R11, the resistance R12 of series connection mutually successively, and the resistance R12 other end is connected with the frequency overlapped-resistable filter be made up of resistance parallel with one another and electric capacity; Described current sampling circuit adopts Current Transmit 1 Isolation input mode, one end in Current Transmit 1 output is connected with one end of resistance R18 and R39 respectively, the other end is connected with one end of resistance R19 and R40 respectively, the other end of resistance R18 with R19 is connected electric capacity C16 and C17 one end respectively, the other end ground connection of resistance R39, R40 and electric capacity C16, C17.
As shown in figure 11, select single-phase multifunctional computation chip ATT7053A, ATT7053A is the single-phase measurement chip meeting state's net requirement that huge spring photoelectricity is released.ATT7053 is the individual event computation chip of a band SPI interface, operating voltage range 3.0V-3.6V.This integrated chip 19 sigma-delta ADC, support the dynamic range of 2000:1; User can obtain the active power of two passages simultaneously, reactive power; Three-channel virtual value can be obtained simultaneously, and electric voltage frequency, voltage current phase; Support disconnected phase stealing; Embedded temperature sensor; The power consumption of full speed running under register default situations is 2.4mA; Support voltage, current over-zero interruption, Sampling interrupt, electrical energy pulse interruption, calibration interruption etc., CF1 pin default configuration is active energy pulse output pin, exports through light-coupled isolation, exports measure for active energy pulse.
As shown in figure 12, relay exports and controls: the magnetic latching relay selecting 60A electric shock switching capability, what can meet general occasion high-power electrical forfeits electric control.
As shown in figure 13, infrared receiver learns the instruction of the IR remote controller received for receiving, and infrared transmission is used for manually, automatically sends the ultra-red order learning to arrive, for replacing the function of IR remote controller.Produce 38K modulation signal by PWM pin during infrared transmission, export corresponding infrared coding information by FR_TX pin.Defining FR_RX during infrared receiver is infrared input pin, for being connected with this kind equipment that infrared remote controls, catch the data flow that this kind equipment exports, Neuron chip by the Cycle Length that measurement data stream ON/OFF circulates confirm data be 0 or data corresponding to 1(time 1, during the data of short correspondence 0).Infrared input object is the periodic quantity using wherein a timer, counter to circulate to measure ON/OFF.Infrared coding produces one and starts as circulation, is cycle period, drives and be input as low level, catch this section of low level start infrared decoding with the IO of Neuron chip in startup.
As shown in figure 14, data storage circuitry, high precision clock circuit theory diagrams.Adopt the ferroelectric memory of band clock, for depositing energy information, infrared decoding information, and other important data.External button cell keeps when being used for power down.
As shown in figure 15, temperature sensor adopts the DSl8B20 of a bus, DSl8B20 digital thermometer provides the temperature of 9 (binary system) temperature reading indicating devices, information is sent into DSl8B20 through one-wire interface or is sent from DSl8B20, from host CPU to DSl8B20, therefore only need a line (and ground wire).The power supply of DSl8B20 can be provided by data wire itself and not need external power source.Measurement category from-55 to+125 increment size of DSl8B20 is 0.5, in l s (representative value), temperature inversion can be become numeral.
Know-why and the energy-saving control method of the utility model employing are as follows:
What 1, 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 utility model has, for systems connection.
2, high accuracy calendar clock is carried, for split-type air conditioner uses the statistics providing period timing controlled and operation and non-operating time.
3, the coding of the infrared control order of remote controller belonging to self study split-type air conditioner, analog telecommand device function by system to split-type air conditioner as mode of operation, standby/operation, temperature setting etc.
4, MCU connects split-type air conditioner power supply according to the start working hour of setting, and operationally beyond section, the time period cuts off power supply, eliminates stand-by power consumption.Effective control non-usage air-conditioning season or period are to split-type air conditioner power transmission simultaneously.
5, 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 enters refrigerating/heating running status by the infrared remote control split-type air conditioner that goes.
6, MCU gathers environment temperature within start working hour, compares with the temperature value of setting.When the temperature of environment temperature and setting is inconsistent, reset split-type air conditioner temperature by infrared remote control, what prevent the remote controller carried by split-type air conditioner from temperature being set is too high or too low, thus economize energy.
7, by the monitoring system of the many split-type air conditioners of Lonworks network construction, and can carry out integrated with energy management system, utilize the human-computer interaction interface of system platform to monitor, also issue with energy information, disbursement and sattlement by this platform, thus controlled by management means.
8, the load data by gathering the split-type air conditioner run can differentiate the operating mode of this equipment, sets equipment state.If power is much smaller than the rated power of equipment, equipment fault; If power is much larger than the rated power of equipment, ageing equipment, efficiency declines.
9, the compressor operating time metering of split-type air conditioner, self study place environment split-type air conditioner refrigerating/heating, to the time of certain temperature, differentiates this running time, and the calm refrigerating/heating effect identifying split-type air conditioner, notifies that user safeguards.As added cold-producing medium.
10, by electric energy quality monitoring, control of cutting off the electricity supply, the device security of split-type air conditioner can be protected, improve service life.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art and is realized.
Claims (9)
1. the use energy management devices based on split-type air conditioner, it is characterized in that: comprise transceiver control module, and respectively with described transceiver control module interconnective power supply module, Electro-metering module, communication module, data store and real-time clock module, relay output control circuit, infrared receiving/transmission circuit, temperature measuring circuit; Described Electro-metering module comprises voltage x current sample circuit and electric quantity acquisition module, and voltage x current sample circuit output is connected with electric quantity acquisition module input, and electric quantity acquisition module output is connected with transceiver control module; Described communication module comprises Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver and power carrier transceiver, Lonworks twisted-pair feeder transceiver, intelligent wireless transceiver are connected with transceiver control module respectively with power carrier transceiver, described intelligent wireless transceiver comprises codec unit and wireless radio frequency modules, and codec unit one end connects transceiver control module, the other end connects wireless radio frequency modules.
2. the use energy management devices based on split-type air conditioner according to claim 1, it is characterized in that: described power carrier transceiver comprises microprocessor, external memory interface circuit, signal output amplifier, pre-filter circuit and signal coupling circuit, described signal output amplifier comprises automatic gain control circuit and power amplification circuit, signal output amplifier input connects microprocessor, output connection signal coupling circuit; Described pre-filter circuit input connection signal coupling circuit, output connects microprocessor.
3. the use energy management devices based on split-type air conditioner according to claim 2, it is characterized in that: described signal coupling circuit is by the primary side composition high-pass filter of electric capacity C41 and coupling transformer T2, multicarrier communication signal is processed, transformer T2 plays a buffer action simultaneously, in the opposite side of transformer T2, one end connects one end of electric capacity C42, other end ground connection, the other end of electric capacity C42 connects the anode of diode D41 and the negative electrode of diode D42 respectively, the negative electrode of diode D41 connects the positive pole of power supply and electric capacity C43, the negative pole of electric capacity C43 and the plus earth of diode D42.
4. the use energy management devices based on split-type air conditioner according to claim 2, is characterized in that: described pre-filter circuit comprises electric capacity C1, electric capacity C2, resistance R2, resistance R3, resistance R5, the electric capacity C4 of series connection mutually successively; One end of contact resistance R1 is gone back in electric capacity C2 and the interconnective one end of resistance R2 simultaneously, resistance R1 other end ground connection; Resistance R2 is also connected one end of electric capacity C3 with the interconnective one end of resistance R3 simultaneously, the other end ground connection of electric capacity C3; One end of contact resistance R4 is gone back in resistance R3, the interconnective one end of resistance R5 simultaneously, the other end of resistance R4 connects two diodes parallel with one another, two diodes anode is connected with resistance R4, another negative electrode is connected with resistance R4, the other end ground connection be not connected with resistance R4.
5. the use energy management devices based on split-type air conditioner according to claim 1, it is characterized in that: described power supply module adopts LD03-10B12 switch power module to provide DC12V voltage, adopt 78M05 voltage stabilizing chip to export DC5V voltage, adopt ASM1117-3.3 voltage stabilizing chip to export DC3.3V voltage.
6. the use energy management devices based on split-type air conditioner according to claim 1, is characterized in that: described voltage x current sample circuit comprises voltage sampling circuit and current sampling circuit; Described voltage sampling circuit adopts electric resistance partial pressure mode to sample, and comprise resistance R9, resistance R10, resistance R11, the resistance R12 of series connection mutually successively, the resistance R12 other end is connected with the frequency overlapped-resistable filter be made up of resistance parallel with one another and electric capacity; Described current sampling circuit adopts Current Transmit 1 Isolation input mode, one end in Current Transmit 1 output is connected with one end of resistance R18 and R39 respectively, the other end is connected with one end of resistance R19 and R40 respectively, the other end of resistance R18 with R19 is connected electric capacity C16 and C17 one end respectively, the other end ground connection of resistance R39, R40 and electric capacity C16, C17.
7. the use energy management devices based on split-type air conditioner according to claim 1, it is characterized in that: described electric quantity acquisition module adopts single-phase multifunctional computation chip ATT7053A, its CF1 pin configuration is active energy pulse output pin, export through light-coupled isolation, export for active energy pulse and measure.
8. the use energy management devices based on split-type air conditioner according to claim 1, it is characterized in that: described data store and real-time clock module is made up of data storage circuitry and high precision clock circuit, it adopts the ferroelectric memory of band clock, for depositing energy information, infrared decoding information, when external button cell is used for power down simultaneously, keep normal work.
9. the use energy management devices based on split-type air conditioner according to claim 1, it is characterized in that: described transceiver control module adopts FT5000 or Neuron5000 as controller, described codec unit selects ARM or fpga chip, described wireless radio frequency modules selects the wireless module of tool RS232 communication interface, adopts DSl8B20 temperature sensor in described temperature measuring circuit; Described relay output control circuit selects the magnetic latching relay of 60A electric shock switching capability.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359194A (en) * | 2014-12-29 | 2015-02-18 | 江苏联宏自动化系统工程有限公司 | Energy management device based on split air conditioner |
| CN106816926A (en) * | 2017-01-24 | 2017-06-09 | 广州市极越电子有限公司 | A kind of battery charging and discharging management system and method based on computation chip |
| WO2017113265A1 (en) * | 2015-12-31 | 2017-07-06 | 瑞斯康微电子（深圳）有限公司 | Intelligent central-air-conditioning temperature controller, and central air conditioning system |
| CN110906517A (en) * | 2019-10-16 | 2020-03-24 | 华中师范大学 | Central air-conditioning centralized control system |
-
2014
- 2014-12-29 CN CN201420848541.5U patent/CN204494690U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359194A (en) * | 2014-12-29 | 2015-02-18 | 江苏联宏自动化系统工程有限公司 | Energy management device based on split air conditioner |
| CN104359194B (en) * | 2014-12-29 | 2017-05-17 | 江苏联宏智慧能源股份有限公司 | Energy management device based on split air conditioner |
| WO2017113265A1 (en) * | 2015-12-31 | 2017-07-06 | 瑞斯康微电子（深圳）有限公司 | Intelligent central-air-conditioning temperature controller, and central air conditioning system |
| CN106816926A (en) * | 2017-01-24 | 2017-06-09 | 广州市极越电子有限公司 | A kind of battery charging and discharging management system and method based on computation chip |
| CN110906517A (en) * | 2019-10-16 | 2020-03-24 | 华中师范大学 | Central air-conditioning centralized control system |
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Address after: 210046 Nanjing City, Qixia Province, Gan east side of the east side of the building 108, building 1, No. 6, No. Patentee after: Jiangsu alliance wisdom energy Limited by Share Ltd Address before: 210046 Nanjing City, Qixia Province, Gan east side of the east side of the building 108, building 01, No. 6, No. Patentee before: Nanjing Lianhong Automatization System Engineering Co., Ltd. |
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