CN104916113A - Heat supply system building concentrator IC card control terminal - Google Patents
Heat supply system building concentrator IC card control terminal Download PDFInfo
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Abstract
The present invention relates to a heat supply system building concentrator IC card control terminal, which comprises a central processor, a RS232 serial port, a reset circuit, a calendar clock module, an IC card reading and writing module, a data storage comparison module, a short message reminding module, a sound and light reminding module, an LCD liquid crystal display module, and a battery voltage detection module, wherein the central processor is respectively connected with the RS232 serial port, the reset circuit, the calendar clock module, the IC card reading and writing module, the data storage comparison module, the short message reminding module, the sound and light reminding module, the LCD liquid crystal display module, and the battery voltage detection module, the RS232 serial port is connected with a building concentrator, the building concentrator is connected with plural groups of heat metering devices, the IC card reading and writing module is matched with a reading writer, the reading writer and the IC card reading and writing module are respectively provided with a matched IC card, the reading writer is connected to a PC machine, the PC machine is connected with the building concentrator through GPRS, and the LCD liquid crystal display module is externally connected with a liquid crystal display screen. With the heat supply system building concentrator IC card control terminal of the present invention, the heat supply system control is flexible and reliable.
Description
Technical field
The present invention relates to heating system automatic data logging and toll administration and control field, particularly relate to the IC-card control terminal of a heating system building concentrator.
Background technology
In recent years, along with the continuous propelling of national energy-saving emission reduction work, the new building of the northern area of China has substantially all installed heat meter, the heat death theory retrofit work of existing building is also being carried forward vigorously, and the former pattern collecting heating installation expense by the area of residence is changed into successively and charging by the variable of heat meter.For resident family, multiplex heat is paid the fees more, underpays expense less, cost saving by heat; For for thermal unit, save energy resource consumption, benefited the nation and the people.But also bringing problem, is exactly the problem of difficult charge simultaneously.
At present, heat supply company can only pass through M-BUS bus, resident family is copied with dsc data, but has some not pay the fees or delay the user of payment, and expense of taking over just has become a difficult problem.The method of conventional control payment has following four kinds: (1) on the house lead in pipeline of piping shaft, install lock valve additional, to the resident family do not paid the fees, send someone its valve closing for thermal unit, but resident family can open valve voluntarily.(2) install magnetic locking valve additional, can only open with private key, but resident family can be fitted on this key and open lock valve voluntarily.(3) install IC-card operation valve additional, its advantage is that expense is lower, and construction is simple, and oneself heat of purchasing can be filled with in valve by resident family intuitively, safe and reliable.But this method exists following shortcoming: the first, because the door of piping shaft is locked at ordinary times, when certain resident family needs to supplement with money to valve, must to send someone the opening conduits Jing Men that visits for thermal unit, very inconvenient; The second, intuitively can not understand the valve open-close state of certain resident family for thermal unit, when the valve of certain resident family break down cannot close time, can not know in time for thermal unit, can give and cause heat-energy losses for thermal unit; 3rd, when the residue calorific value of resident family is not enough, resident family can not know in time, makes troubles to user.(4) the 4th kind of method is also current newer method, as the kilowatt meter reading-out system being core with building Centralized Controller (abbreviation concentrator) that Pang Kexin and Li Min discusses respectively in its academic dissertation " research & design based on the embedded intelligence meter-copy collector of M-BUS bus " and " key technology research of calorimeter long-distance meter-reading system ", by installing the heat valve of M-BUS bus Long-distance Control additional, Master Control Center for thermal unit passes through GPRS network, send instructions to the concentrator be located in residential building, control corresponding valve opening and closing.When the heat consumption of resident family is close to forward purchasing heat, by for thermal unit, the computer prompted heat supply working unit personnel of Master Control Center, notify that resident family supplements with money as early as possible; Also can the valve opening and closing situation of each resident family of long-range understanding for thermal unit.The major defect of this method is complex operation.For a community, can also normally run, but when number of users is many, particularly for the confession thermal unit in a city, staff be allowed to carry out a switching manipulation to the valve at each family, and its workload is well imagined.In addition, a building concentrator is the critical component in heating system, and it will ensure calorimeter, carry out proper communication between heat valve and Master Control Center.Concentrator is the bridge of data transmission, should transmit data to Master Control Center, performs the steering order that Master Control Center sends again; But because GPRS signal is interfered and the factor such as transmission range in transmitting procedure, communication can be made unstable, there will be interruption toward during Master Control Center reported data at concentrator, postpone even mistake, when performing the instruction of Master Control Center, sometimes also can make mistakes, often control malfunctioning as heat valve, be easy to produce large area and operate ineffective situation, no matter for for thermal unit or resident family, all likely cause damage.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of IC-card control terminal of a heating system building concentrator of flexibility and reliability.
For solving the problem, the IC-card control terminal of a heating system building of the present invention concentrator, is characterized in that: it comprises central processing unit, RS232 serial ports, reset circuit, perpetual calendar clock module, IC-card module for reading and writing, data storage comparing module, inform by short message module, acousto-optic prompting module, LCD LCD MODULE, battery voltage sensing module; Described central processing unit stores comparing module respectively with described RS232 serial ports, described reset circuit, described perpetual calendar clock module, described IC-card module for reading and writing, described data, described inform by short message module, described acousto-optic prompting module, described LCD LCD MODULE, described battery voltage sensing module are connected; Described RS232 serial ports is connected with a building concentrator, and this building concentrator is connected with the array heat metering device in heating system; The read write line of described IC-card module for reading and writing and Master Control Center matches, and read write line and described IC-card module for reading and writing are all furnished with the IC-card matched; Described read write line is connected with the PC of described Master Control Center, and this PC is connected with a described building concentrator by GPRS; The external LCDs of described LCD LCD MODULE.
Described central processing unit passes through I
2c bus stores comparing module with described perpetual calendar clock module, described data respectively and is connected.
I/O mouth in described RS232 serial ports and described central processing unit is bi-directionally connected.
A described building concentrator is connected with the array heat metering device in heating system by M-BUS bus, and the often group in this array heat metering device includes the M-BUS heat valve and calorimeter that connect successively.
Described IC-card module for reading and writing comprises the radio frequency identification circuit and read-write antenna that link together; Described radio frequency identification circuit is connected with described central processing unit by CAN; Wherein
Described radio frequency identification circuit comprises chip RC522 U1, the 3rd resistance R3, the 14 resistance R14, the 15 resistance R15, the 16 resistance R16, the 17 resistance R17, the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3, the 5th electric capacity C5, crystal oscillator CRY1; The 1 pin IIC of described chip RC522 U1,4 pin DVSS, 5 pin PVSS, 10 pin TVSS, 14 pin TVSS connect low level; The 2 pin PVDD of described chip RC522 U1,3 pin DVDD, 12 pin TVDD, 15 pin AVDD connect high level; The 6 pin NRSTPD of described chip RC522 U1 meet described 3rd resistance R3 and are connected with the delivery outlet of single-chip microcomputer in described IC-card module for reading and writing; 18 pin AVSS, the 21 pin OSCIN of described chip RC522 U1, the external described crystal oscillator CRY1 of 22 pin OSCOUT, described crystal oscillator CRY1 two ends meet described first electric capacity C1, described second electric capacity C2 respectively to ground; Be connected with the I/O delivery outlet of single-chip microcomputer in described IC-card module for reading and writing after the 24 pin SDA of described chip RC522 U1 meet described 17 resistance R17; The 29 pin SPI_SCK of described chip RC522 U1,30 pin SPI_MOSI, 31 pin SPI_MISO are connected with the I/O delivery outlet of single-chip microcomputer in described IC-card module for reading and writing after connecting described 16 resistance R16, described 15 resistance R15, described 14 resistance R14 respectively;
Described read-write antenna comprises the first resistance R1, the second resistance R2, the first inductance L 1, second inductance L 2, the 3rd inductance L 3, the 4th inductance L 4, the 4th electric capacity C4, the 6th electric capacity C6, the 7th electric capacity C7, the 8th electric capacity C8, the 9th electric capacity C9, the tenth electric capacity C10, the 11 electric capacity C11, the 12 electric capacity C12, the 13 electric capacity C13; The 16 pin VMID of chip RC522 U1 described in one termination of described first resistance R1, its other end connects with the 17 pin RX of described chip RC522 U1, described second resistance R2 and described 4th electric capacity C4 respectively; The 11 pin TX1 of chip RC522 U1 described in one termination of described first inductance L 1, the 6th electric capacity C6 described in its another termination are to ground; The 13 pin TX2 of chip RC522 U1 described in one termination of described second electric capacity L2, the 7th electric capacity C7 described in its another termination are to ground; One end all ground connection of described 8th electric capacity C8, described 9th electric capacity C9, described 12 electric capacity C12, described 13 electric capacity C13 and described 3rd inductance L 3, described 4th inductance L 4, its other end connects with one end of described 11 electric capacity C11, described tenth electric capacity C10 respectively; 6th electric capacity C6 described in another termination of described tenth electric capacity C10 is to ground; 7th electric capacity C7 described in another termination of described 11 electric capacity C11 is to ground.
The present invention compared with prior art has the following advantages:
1, the present invention carries out communication by RS232 serial ports and a building concentrator, instruction is sent to a building concentrator by control terminal, control heat valve opens or cuts out, and control terminal and concentrator transmit data by wired mode, makes control more fast, safely, reliably.User carries out IC-card to the place of supplementing with money of Master Control Center and supplements with money, and then swiping the card at the control terminal of residential building controls the using state of oneself heat, by control terminal, the single control of Master Control Center is distributed to each building like this, makes control more reliable.
2, the present invention breaking the whole up into parts for thermal control system a city, in units of a building concentrator, is supplemented with money IC-card by user, is carried out the open and close controlling of self-help charging and heat valve by control terminal.By this distribute control mode, significantly reduce the workload for thermal unit, also provide the user the means of consuming heat energy as required, add the functions such as surplus heat inquiry and prompting, make heating management hommization more, there is decentralised control, centralized operation, differentiated control, flexible configuration, configuration advantage easily.
3, the present invention and a building concentrator, Master Control Center with the use of, effectively can carry out status monitoring, Remote, historical query and abnormal alarm; Solve the delay of existing heating system uploading data, mistake and heat valve and control often malfunctioning drawback.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is system composition diagram of the present invention.
Fig. 2 is the heating system overall framework figure adding IC-card control terminal of the present invention.
Fig. 3 is IC-card module for reading and writing circuit structure diagram in terminal of the present invention.
Fig. 4 is supplementing with money and inquiring about workflow diagram of IC-card control terminal of the present invention.
Fig. 5 is the routine work processes figure of IC-card control terminal of the present invention.
In figure: 1-central processing unit, 2-RS232 serial ports, 3-reset circuit, 4-I
2c bus 5-perpetual calendar clock module 6-CAN 7-IC-card module for reading and writing 8-data store comparing module 9-inform by short message module 10-acousto-optic prompting module 11-LCD LCD MODULE 12-battery voltage sensing module, 13-IC-card, 14-calorimeter, 15-heat valve 16-M-BUS bus 17-GPRS 18-building concentrator 19-PC 20-read write line.
Embodiment
As shown in Figure 1 and Figure 2, the IC-card control terminal of a heating system building concentrator, it comprises central processing unit 1, RS232 serial ports 2, reset circuit 3, perpetual calendar clock module 5, IC-card module for reading and writing 7, data storage comparing module 8, inform by short message module 9, acousto-optic prompting module 10, LCD LCD MODULE 11, battery voltage sensing module 12.
Central processing unit 1 stores comparing module 8 respectively with RS232 serial ports 2, reset circuit 3, perpetual calendar clock module 5, IC-card module for reading and writing 7, data, inform by short message module 9, acousto-optic prompting module 10, LCD LCD MODULE 11, battery voltage sensing module 12 are connected; RS232 serial ports 2 is connected with a building concentrator 18, and this building concentrator 18 is connected with the array heat metering device in heating system; IC-card module for reading and writing 7 matches with the read write line 20 of Master Control Center, and read write line 20 and IC-card module for reading and writing 7 are all furnished with the IC-card 13 matched; Read write line 20 is connected with the PC 19 of Master Control Center, and this PC 19 is connected with a building concentrator 18 by GPRS 17; The external LCDs of LCD LCD MODULE 11.
Central processing unit 1 passes through I
2c bus 4 stores comparing module 8 with perpetual calendar clock module 5, data respectively and is connected.
RS232 serial ports 2 is bi-directionally connected with the I/O mouth in central processing unit 1.
A building concentrator 18 is connected with the array heat metering device in heating system by M-BUS bus 16, and the often group in this array heat metering device includes the M-BUS heat valve 15 and calorimeter 14 that connect successively.
IC-card module for reading and writing 7 comprises the radio frequency identification circuit and read-write antenna (see Fig. 3) that link together; Radio frequency identification circuit is connected with central processing unit 1 by CAN 6; Wherein
Radio frequency identification circuit comprises chip RC522 U1, the 3rd resistance R3, the 14 resistance R14, the 15 resistance R15, the 16 resistance R16, the 17 resistance R17, the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3, the 5th electric capacity C5, crystal oscillator CRY1.The 1 pin IIC of chip RC522 U1,4 pin DVSS, 5 pin PVSS, 10 pin TVSS, 14 pin TVSS connect low level; The 2 pin PVDD of chip RC522 U1,3 pin DVDD, 12 pin TVDD, 15 pin AVDD connect high level; The 6 pin NRSTPD of chip RC522 U1 meet the 3rd resistance R3 and are connected with the delivery outlet of single-chip microcomputer in IC-card module for reading and writing 7, are controlled the reset of this read-write chip by single-chip microcomputer output signal; 18 pin AVSS, the 21 pin OSCIN of chip RC522 U1, the external crystal oscillator CRY1 of 22 pin OSCOUT, crystal oscillator CRY1 two ends meet the first electric capacity C1, the second electric capacity C2 respectively to ground; Be connected with the I/O delivery outlet of single-chip microcomputer in IC-card module for reading and writing 7 after the 24 pin SDA of chip RC522 U1 meet the 17 resistance R17, by the sheet choosing of single-chip microcomputer output signal control chip; The 29 pin SPI_SCK of chip RC522 U1,30 pin SPI_MOSI, 31 pin SPI_MISO are connected with the I/O delivery outlet of single-chip microcomputer in IC-card module for reading and writing 7 after connecting the 16 resistance R16, the 15 resistance R15, the 14 resistance R14 respectively, realize the communication with single-chip microcomputer by spi bus.
Read-write antenna comprises the first resistance R1, the second resistance R2, the first inductance L 1, second inductance L 2, the 3rd inductance L 3, the 4th inductance L 4, the 4th electric capacity C4, the 6th electric capacity C6, the 7th electric capacity C7, the 8th electric capacity C8, the 9th electric capacity C9, the tenth electric capacity C10, the 11 electric capacity C11, the 12 electric capacity C12, the 13 electric capacity C13.
The 16 pin VMID of the one chip termination RC522 U1 of the first resistance R1, its other end connects with 17 pin RX, the second resistance R2 of chip RC522 U1 and the 4th electric capacity C4 respectively, the V that the 16 pin VMID of RC522 U1 produce
mIDelectromotive force is connected to form receiving circuit as the input electromotive force of the 17 pin RX of chip RC522 U1 and the first resistance R1, the second resistance R2 and the 4th electric capacity C4; The 11 pin TX1 of one chip termination RC522 U1 of the first inductance L 1, its another termination the 6th electric capacity C6 are to ground; The 13 pin TX2 of the one chip termination RC522 U1 of the second electric capacity L2, its another termination the 7th electric capacity C7 are to ground, and composition low-pass filter, realizes the low-pass filtering of the signal of the transmission of chip RC522 U1; One end all ground connection of the 8th electric capacity C8, the 9th electric capacity C9, the 12 electric capacity C12, the 13 electric capacity C13 and the 3rd inductance L 3, the 4th inductance L 4, its other end connects with one end of the 11 electric capacity C11, the tenth electric capacity C10 respectively, form filter network, higher hamonic wave in filtered signal; Another termination the 6th electric capacity C6 of the tenth electric capacity C10 is to ground; Another termination the 7th electric capacity C7 of the 11 electric capacity C11 is to ground.
the each functions of modules of the present invention:
(1) central processing unit 1 selects ARM to be microprocessor, and ARM, as center-control and operation processing unit, is responsible for the control of whole system, process and operation; Bus interface circuit provides real-time communication for arm processor and peripheral circuit, specifically comprises RS232 serial ports 2, I
2c bus 4 and CAN 6 and I/O interface; Periphery configure circuit comprises for the various circuit of storage space when arm processor provides stable operating voltage, clock reference and program to run and control terminal need the various circuit of practical function.
(2) RS232 serial ports 2 is bi-directionally connected with the I/O mouth of central processing unit 1, completes the intercommunication of terminal and the building concentrator 18 controlled; Control terminal sends instructions to a building concentrator 18, a building concentrator 18 is made to check meter by M-BUS bus 16 pairs of calorimeters 14, read heat valve 15 status information, calorimeter 14 information and heat valve 15 status information of whole user in region within the jurisdiction is had in a building concentrator 18, control terminal reads the data of a building concentrator 18 at regular intervals by RS232 serial ports 2, and data are stored in control terminal.
(3) reset circuit 3 belongs to electrification reset, when control terminal just switches on power, and whole control terminal system reset; Meanwhile, when control terminal goes wrong and restarts, whole system resets, and guarantees that system is occurring still stablizing normal work after fortuitous event is restarted.
(4) I
2the effect of C bus 4 is to provide the communication of storer, RTC real-time clock and arm processor.I
2c bus 4 can make wiring in control terminal system obtain very large simplification, reduces the complicacy of PCB printed circuit board by reducing cabling quantity, thus makes terminal antijamming capability of the present invention strong, working stability.
(5) perpetual calendar clock module 5 provides standard time clock data to terminal, is realized by real time clock circuit, can provide time standard for heat supply unit carries out difference valuation charge by Various Seasonal, Different periods.
(6) CAN 6 is responsible for the communication of IC-card module for reading and writing 7 and central processing unit 1, Physical layer and the data link layer functions of CAN protocol is integrated with in its communication interface, the framing processing to communication data can be completed, comprise the function such as position filling, data block coding, cyclic redundancy check, limited differentiation, IC-card read-write capability can be realized well.
(7) IC-card module for reading and writing 7 completes IC-card 13 and reads and write operation.IC-card module for reading and writing 7 is based on radio frequency system Principle of Communication, utilizes the transport property of the Space Coupling (electromagnetic induction or electromagnetic propagation) of radio frequency signal, realizes the automatic identification of IC-card 13, the reading of internal storage data and write operation.The data that IC-card module for reading and writing 7 completes a radio-frequency (RF) identification transmit the work mainly completing two parts: the first, and in read write line 20, data-signal is encoded, and is modulated into the carrier signal being loaded with data again, is sent by read-write antenna after coding; The second, IC-card 13 carries out demodulation to signal after receiving carrier signal, obtains the data message of encoding, then obtains the raw data of transmission through decoding.Read-write antenna is the equipment of transmitting and receiving radio-frequency carrier signal, and the effect of read-write antenna produces magnetic flux, for IC-card 13 provides power supply, between module for reading and writing equipment and IC-card 13, transmits information; Meanwhile, the carrier signal produced by radio frequency processing is launched by read-write antenna, launches or the radio-frequency carrier that reflects also is received by read-write antenna from IC-card 13.
Read write line 20 read-write operation mainly comprises two aspects: the first, power supply signal, is mainly IC-card 13 inside chip and powers; The second, data-signal, commander's chip completes data modification and storage.Generally by following process operation during read write line 20 reading and writing IC card 13: reset answer → anti-overlapping → choice cards → authentication operation → reading and writing, increment, depreciation, storage, transmission.
(8) data store comparing module 8 and complete user's delayed heat value that terminal is stored and store the meter reading data that a Bing Yucong building concentrator 18 reads and compare.The data storer stored in comparing module 8 is used for the operating data of storage system and calorimeter 14 data message, heat valve 15 status information, userspersonal information, user's calorie value information used, user's surplus heat value information and perpetual calendar information etc.The meter reading data that control terminal obtains a concentrator 18 from building store and with surplus heat comparing, when customer consumption calorie value purchases calorie value close to institute, reminding user is supplemented with money in time; When the remaining calorie value of user is zero, control terminal sends instructions to a building concentrator 18, closes heat valve 15.
(9) inform by short message module 9 is connected with the I/O mouth of central processing unit 1, receives the command signal of central processing unit 1.When user's surplus heat is not enough, control terminal carries out related operation process, and shortage of heat information is sent to a building concentrator 18 by RS232 interface 2, and the GPRS 17 of a building concentrator 18 informs user by communication network with note form.
(10) acousto-optic prompting module 10 receives the data of central processing unit 1, for duty and the abnormal alarm of prompt terminal.By pilot lamp and hummer prompt terminal duty and success or not state of swiping the card.Major function has: the first, and during the cell voltage of powering to real-time clock, red warning lamp continues flicker, reminds related personnel to change battery with this; The second, terminal is green light flicker when to building, data message copied by a concentrator 18, illustrates that data message transmits; 3rd, user is when control terminal brush IC-card 13, and green light flicker once sends buzzer simultaneously, represents and reads IC-card 13 success; 4th, user is after control terminal brush IC-card 13, if user's delayed heat value is not enough, blinking red lamp reminds this user to supplement with money in time.
(11) LCD LCD MODULE 11 receives the data of central processing unit 1, the interactive information of display control terminal and user.These information spinners to comprise userspersonal information, user's calorie value used information, the remaining calorie value information of user, perpetual calendar clock information, to the information of voltage of inside chip supplying cell and heat valve 15 open and-shut mode information etc.
(12) battery voltage sensing module 12 is for detecting to the voltage of control terminal inside chip supplying cell; When voltage is lower than threshold value, send warning message, remind related personnel to change battery, to ensure that control terminal normally works.
the heating system adding IC-card control terminal of the present invention is described below in conjunction with accompanying drawing 2:
The calorimeter 14 of residential building user and heat valve 15 are set up by M-BUS bus 16 and a building concentrator 18 and are contacted, a building concentrator 18 reads user's calorie value and heat valve 15 on off state, has net quantity of heat table 14 and heat valve 15 information of region within the jurisdiction user in a building concentrator 18.The actual calorie value used of calorimeter 14 metering user, gather calorie value data as acquisition terminal, data upload to a building concentrator 18 by M-BUS bus 16 simultaneously; The heating that heat valve 15 controls user is opened and closedown, and opening of heat valve 15 also uploads to a building concentrator 18 by M-BUS bus 16 with the state of closing.
IC-card control terminal of the present invention reads calorimeter 14 and heat valve 15 information of a building concentrator 18 every a few hours (can be set as 6 hours), and the data read are stored in control terminal.User is when control terminal is swiped the card, whether the time no matter set reaches, a control terminal Dou Huigei building concentrator 18 sends instructions the calorimeter 14 and heat valve 15 information that allow it read this user, and then from building, a concentrator 18 reads the up-to-date calorie value of this user and heat valve 15 data to control terminal.In control terminal, data store comparing module 8 and read the up-to-date meter reading data of a building concentrator 18 and store, then with each user's surplus heat comparing of terminal storage, when there being the close institute of user's consumption boom amount to purchase heat, by inform by short message, user supplements with money in time, when there being the remaining calorie value of user to be zero, control terminal sends instructions to a building concentrator 18, closes the heat valve 15 of this user.Meanwhile, by the external LCDs display control terminal of control terminal and the interactive information of user.
below in conjunction with accompanying drawing 4, supplementing with money and inquiring about workflow of IC-card control terminal of the present invention is described:
(1) start: IC-card 13 control terminal is started working.
(2) IC-card identification: user is when terminal is swiped the card, and IC-card module for reading and writing 7 pairs of IC-cards 13 of control terminal identify, confirms to read IC-card 13 success, and identifies the specifying information of this user.
(3) rechargeable card/inquirying card: control terminal is according to the information of IC-card 13, and judgement is rechargeable card or inquirying card.The implication of rechargeable card is that user supplements with money to the voucher center of Master Control Center, and Master Control Center is written to purchased calorie value data in IC-card 13; Supplemented the control terminal brush IC-card 13 in rear user to building with money, it is after rechargeable card that control terminal judges, the calorie value information purchased is written in control terminal, namely upgrades the calorie value information of terminal storing unit in rechargeable card.The implication of inquirying card is that the IC-card 13 that user supplements with money is swiped through at control terminal, and the calorie value information that namely IC-card 13 is purchased had write in control terminal storage unit, and IC-card 13 now just plays the function of inquiry.
(4) rechargeable card: control terminal judges that the IC-card 13 that user brushes is rechargeable cards.
Display user's information and IC-card 13 purchase caloric information: when control terminal identify be rechargeable card after, first terminal shows by LCD LCD MODULE 11 the calorie value information that the information of user and this user buy at voucher center.
By IC-card 13 purchase calorie value deduction, stored in control terminal storage unit: the calorie value information updating that process now is namely purchased user at voucher center is in terminal, IC-card 13 li calorie value information of purchasing is deducted, the calorie value information of this user in amendment terminal storing unit, what now store in control terminal is that before user, delayed heat value adds the gross calorific value that the calorie value be just updated to from IC-card 13 is added.
(7) show successful recharging information and the current calorie value of user: after the calorie value information updating of control terminal storage unit, successful recharging information and the current calorie value of this user is shown by LCD LCD MODULE 11, the namely remaining gross calorific value of user, the process of supplementing with money is now actually supplements with money to control terminal.
(8) inquirying card: control terminal judges that the IC-card 13 that user brushes is inquirying cards.
(9) the open and-shut mode of display user's information, current calorie value, heat valve 15: it is after inquirying card that terminal determines, the information of user is shown by LCD LCD MODULE 11; After terminal receives brush IC-card 13 success, according to the information of this user, send instructions to a building concentrator 18, a building concentrator 18 is according to instruction, calorimeter 14 data and heat valve 15 state of this user is read by M-BUS bus 16, then terminal reads a building concentrator 18 meter reading data and heat valve 15 status information, and calorimeter 14 data and heat valve 15 status information are shown by the LCD LCD MODULE 11 of terminal.
(10) swipe the card continuously for 1 second and then open or close heat valve 15 by a building concentrator 18 2 times: when user goes out, in order to economize energy with save consumption, user can select oneself heat valve 15 of temporary close, stop heat supply, after returning, then open heat valve 15, open heat supply.Open and close the operating process of heat valve 15 be user in terminal swiped through IC-card 13 display user's information and heat valve 15 state errorless after, then swipe the card continuously second 2 times at the place of swiping the card of terminal 1 again, change the current open and-shut mode of user's heat valve 15, also namely close by opening to become, or become out by closing.
(11) terminate: supplementing with money of control terminal terminates with IC-card inquiry workflow.
the routine work processes of IC-card control terminal of the present invention is described below in conjunction with accompanying drawing 5:
(1) start: control terminal connects circuit, check errorless rear power supply, system starts.
(2) control terminal initialization: first carry out reset operation after control terminal powers on, namely to the initialization of control terminal.
(3) check meter and obtain up-to-date calorimeter 14 data: after control terminal just works on power, send instructions first to a building concentrator 18, a building concentrator 18 is allowed to be read all user's calorimeter 14 data and heat valve 15 state of hanging down by M-BUS bus 16, then control terminal reads the information that a building concentrator 18 obtains the storage unit in terminal, control terminal upgrades storage unit, obtains up-to-date calorimeter 14 data of user and heat valve 15 state.
(4) dormancy is waited for: in order to power saving and low-power consumption, and system enters dormancy and waits for, until system rearming after having new instruction.
(5) check meter the time to: judge the time of checking meter whether arrive, the present invention setting the time of checking meter be 6 hours.
(6) a building concentrator 18 is checked meter: if setting-up time arrives, and control terminal sends instructions to a building concentrator 18, and a building concentrator 18 is checked meter, if the time of setting is less than, terminal enters into dormancy waiting status.
(7) read the meter reading data of a building concentrator 18 and store comparison: terminal is stored up the digital independent that a building concentrator 18 is checked meter to memory cell, and the data obtained checking meter and the remaining calorie value comparison of each user.
(8) delayed heat value is worth lower than prompting: user's delayed heat value and setting value comparison, whether compares surplus heat lower than the prompting value set.
(9) reminding user is supplemented with money in time: if it is determined that result be that surplus heat is worth lower than prompting, then supplemented with money in time by note form reminding user, if it is determined that result is no, then system enters dormancy waiting status.
(10) delayed heat value is zero: when delayed heat value is worth lower than prompting, continues to judge that whether user's calorie value is as zero, if zero, terminal sends instructions to a building concentrator 18, and a building concentrator 18 cuts out the heat valve 15 of this user by M-BUS bus 16; If delayed heat value is non-vanishing, reenter dormancy waiting status.
(11) close heat valve 15: close by associative operation the heat valve 15 that delayed heat value is small incidental expenses family.
(12) terminate: the end of control terminal routine work processes.
Claims (5)
1. the IC-card control terminal of a heating system building concentrator, is characterized in that: it comprises central processing unit (1), RS232 serial ports (2), reset circuit (3), perpetual calendar clock module (5), IC-card module for reading and writing (7), data storage comparing module (8), inform by short message module (9), acousto-optic prompting module (10), LCD LCD MODULE (11), battery voltage sensing module (12); Described central processing unit (1) stores comparing module (8) respectively with described RS232 serial ports (2), described reset circuit (3), described perpetual calendar clock module (5), described IC-card module for reading and writing (7), described data, described inform by short message module (9), described acousto-optic prompting module (10), described LCD LCD MODULE (11), described battery voltage sensing module (12) are connected; Described RS232 serial ports (2) is connected with a building concentrator (18), and this building concentrator (18) is connected with the array heat metering device in heating system; Described IC-card module for reading and writing (7) matches with the read write line (20) of Master Control Center, and read write line (20) and described IC-card module for reading and writing (7) are all furnished with the IC-card (13) matched; Described read write line (20) is connected with the PC (19) of described Master Control Center, and this PC (19) passes through GPRS(17) be connected with a described building concentrator (18); The external LCDs of described LCD LCD MODULE (11).
2. the IC-card control terminal of a heating system building as claimed in claim 1 concentrator, is characterized in that: described central processing unit (1) passes through I
2c bus (4) stores comparing module (8) with described perpetual calendar clock module (5), described data respectively and is connected.
3. the IC-card control terminal of a heating system building as claimed in claim 1 concentrator, is characterized in that: described RS232 serial ports (2) is bi-directionally connected with the I/O mouth in described central processing unit (1).
4. the IC-card control terminal of a heating system building as claimed in claim 1 concentrator, it is characterized in that: a described building concentrator (18) is connected with the array heat metering device in heating system by M-BUS bus (16), the often group in this array heat metering device includes the M-BUS heat valve (15) and calorimeter (14) that connect successively.
5. the IC-card control terminal of a heating system building as claimed in claim 1 concentrator, is characterized in that: described IC-card module for reading and writing (7) comprises the radio frequency identification circuit and read-write antenna that link together; Described radio frequency identification circuit is connected with described central processing unit (1) by CAN (6); Wherein
Described radio frequency identification circuit comprises chip RC522 U1, the 3rd resistance R3, the 14 resistance R14, the 15 resistance R15, the 16 resistance R16, the 17 resistance R17, the first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3, the 5th electric capacity C5, crystal oscillator CRY1; The 1 pin IIC of described chip RC522 U1,4 pin DVSS, 5 pin PVSS, 10 pin TVSS, 14 pin TVSS connect low level; The 2 pin PVDD of described chip RC522 U1,3 pin DVDD, 12 pin TVDD, 15 pin AVDD connect high level; The 6 pin NRSTPD of described chip RC522 U1 meet described 3rd resistance R3 and are connected with the delivery outlet of single-chip microcomputer in described IC-card module for reading and writing (7); 18 pin AVSS, the 21 pin OSCIN of described chip RC522 U1, the external described crystal oscillator CRY1 of 22 pin OSCOUT, described crystal oscillator CRY1 two ends meet described first electric capacity C1, described second electric capacity C2 respectively to ground; Be connected with the I/O delivery outlet of single-chip microcomputer in described IC-card module for reading and writing (7) after the 24 pin SDA of described chip RC522 U1 meet described 17 resistance R17; Be connected with the I/O delivery outlet of single-chip microcomputer in described IC-card module for reading and writing (7) after the 29 pin SPI_SCK of described chip RC522 U1,30 pin SPI_MOSI, 31 pin SPI_MISO connect described 16 resistance R16, described 15 resistance R15, described 14 resistance R14 respectively;
Described read-write antenna comprises the first resistance R1, the second resistance R2, the first inductance L 1, second inductance L 2, the 3rd inductance L 3, the 4th inductance L 4, the 4th electric capacity C4, the 6th electric capacity C6, the 7th electric capacity C7, the 8th electric capacity C8, the 9th electric capacity C9, the tenth electric capacity C10, the 11 electric capacity C11, the 12 electric capacity C12, the 13 electric capacity C13; The 16 pin VMID of chip RC522 U1 described in one termination of described first resistance R1, its other end connects with the 17 pin RX of described chip RC522 U1, described second resistance R2 and described 4th electric capacity C4 respectively; The 11 pin TX1 of chip RC522 U1 described in one termination of described first inductance L 1, the 6th electric capacity C6 described in its another termination are to ground; The 13 pin TX2 of chip RC522 U1 described in one termination of described second electric capacity L2, the 7th electric capacity C7 described in its another termination are to ground; One end all ground connection of described 8th electric capacity C8, described 9th electric capacity C9, described 12 electric capacity C12, described 13 electric capacity C13 and described 3rd inductance L 3, described 4th inductance L 4, its other end connects with one end of described 11 electric capacity C11, described tenth electric capacity C10 respectively; 6th electric capacity C6 described in another termination of described tenth electric capacity C10 is to ground; 7th electric capacity C7 described in another termination of described 11 electric capacity C11 is to ground.
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| CN201410084882.4A CN104916113B (en) | 2014-03-10 | 2014-03-10 | The IC card controlling terminal of heating system building concentrator |
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| CN201410084882.4A CN104916113B (en) | 2014-03-10 | 2014-03-10 | The IC card controlling terminal of heating system building concentrator |
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| CN104916113B (en) | 2019-01-15 |
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