CN201142577Y - Wireless or CAN bus program controlled remote electric load control module - Google Patents
Wireless or CAN bus program controlled remote electric load control module Download PDFInfo
- Publication number
- CN201142577Y CN201142577Y CNU2007200612855U CN200720061285U CN201142577Y CN 201142577 Y CN201142577 Y CN 201142577Y CN U2007200612855 U CNU2007200612855 U CN U2007200612855U CN 200720061285 U CN200720061285 U CN 200720061285U CN 201142577 Y CN201142577 Y CN 201142577Y
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- wireless
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The utility model discloses a wireless or CAN bus program-controlled electric load remote control module which comprises more than one magnetic latching relay, a communication circuit and a corresponding external communication interface, a microprocessor, a relay state detection circuit, a multi-channel relay control circuit and a power supply; the composing circuits are respectively connected with the corresponding function interfaces on the microprocessor, the detection information input port of the relay state detection circuit is connected with the output port of the working on/off state of each relay, and the output of the multi-channel relay control circuit controls each relay. The wireless or CAN bus program-controlled electric load remote control module can realize the local data centralization in a community by utilizing the free communication channels, and then carries out the data communication with a monitoring center by GPRS or other communication means, thus facilitating the construction of a remote control network in the residential district or the embedding of the remote control function in a centralized meter reading system, realizing the remote power-off control, and further realizing the complicated classified management of the residents.
Description
Technical field
The utility model relates to a kind of wireless or CAN bus cascade Long-distance Control electric load control module that can use separately or cooperate with long-distance meter-reading system.Can be applicable to the management of power use of pre-payment electric power and realize the remote on/off operation that load peak clipping management is carried out by the load classification timesharing.
Background technology
Power load has room lighting, outdoor lighting, hot-water boiler, polytype loads such as kitchen appliance, has the loadtype of different importance rates for these, Utilities Electric Co. is in the peak of power consumption period, when electric load is nervous, need the various loads in the household, press importance degree, optionally disconnect some non-lives and must use electric loading, for example when peak of power consumption, cut off resident's boiler load, can reduce network load greatly, but not influence resident's daily life, objectively, Utilities Electric Co. needs a kind of can the distribution dissimilar loads, and can carry out the device of remote on/off operation, realizes the Classification Management to resident's load, both reduce network load pressure thereby reach, can guarantee that again resident's basic household electricity needs unaffected.
Summary of the invention
The purpose of this utility model is to provide a kind of wireless or program control remote power load of CAN bus control module, realizes remote load classification outage control.
The purpose of this utility model can realize by following technical scheme: a kind of wireless remote power-off modular comprises:
Contain an above magnetic latching relay, as the executive component of load break-make, each relay connects one tunnel load;
Communicating circuit and corresponding external communication interface thereof are used for and the wireless of external equipment or wired remote communication, transmission outage control information;
Microprocessor is used for whole module data collection and output control, is the core component of module TT﹠C system;
The relay status testing circuit, the operating state (on/off) that is used to gather every road relay, the zero crossing of location electric main; Determine the power on/off time, break-make relay when guaranteeing ac zero-crossing point;
The multicircuit relay control circuit, being used for control coil to each magnetic latching relay provides branch/close the required positive negative pulse stuffing of action, and wherein breaking operation also needs to select the action time point, makes relay in that to exchange time point disconnected through the zero crossing time-division;
Solidify power supply, be used for providing DC power supply above-mentioned each circuit unit;
The detection information output mouth of the communication I/O port of above-mentioned communicating circuit, relay status testing circuit, the signal input end mouth of multicircuit relay control circuit are connected with function corresponding interface on the microprocessor separately, the detection information input terminal mouth of relay status testing circuit connects the operating switch state output end mouth of every road relay, and the control signal output ends mouth of multicircuit relay control circuit connects the coil control port of every road relay respectively.
The utility model is provided with four magnetic latching relays, and each relay is junction chamber intraoral illumination, outdoor lighting, hot-water boiler, kitchen appliance load respectively.
Connect the E2ROM memory on the microprocessor described in the utility model, be used to preserve the various configuration informations of module and accept the program control flow process other relays with generic module of module or cascade are carried out program control; The E2ROM memory connects corresponding memory interface on the microprocessor.
Communicating circuit described in the utility model comprises:
The CAN communicating circuit is used for carrying out between the external equipment CAN bus communication;
The RS232 communication module is used for carrying out between the external equipment 232 communications;
A CAN bus external interface is used for wired cascade communication of equipment room;
A RS232 external interface is used for external wireless telecommunications, in the practical application, can use any communication modes as required, or uses two kinds of communication modes simultaneously.
The utility model compared with prior art, have following a bit: 1, between the module or available wired or wireless mode networking between module and other data acquisition equipments, like this, can in the sub-district, utilize free communication channel to realize that local data is concentrated earlier, carry out data communication with GPRS or other communication modes and Surveillance center again, thereby make in the residential block, to make up remote control network or remote control function is embedded into and become very convenient in the automatic meter reading system, realize long-range outage control, thereby realize Classification Management resident's complexity.2, utilize the break-make of magnetic latching relay control user load, the State Control of relay only needs pulse voltage control, has avoided relay to switch on for a long time, has both reduced the coil power dissipation of relay, has improved reliability again;
Description of drawings
Fig. 1 is total theory diagram of the present utility model.
Fig. 2 is a CAN bus parallel circuit schematic diagram in the utility model.
Fig. 3 is a RS232 parallel circuit schematic diagram in the utility model.
Fig. 4 is an interface microcontroller circuit diagram in the utility model.
Fig. 5 is No. four control relay circuit schematic diagrams in the utility model.
Fig. 6 is a utility model repeat circuit state detection circuit schematic diagram.
Fig. 7 is E
2The circuit theory diagrams of ROM memory.
Fig. 8 is that AC220V/DC12V solidifies power circuit principle figure in the utility model.
Fig. 9 is applied to connection diagram in the system for utility model.
Figure 10 is the modular program flow chart.
Embodiment
As shown in Figure 9, the each household resident installs an ammeter, the utility model power-off modular, four kinds of loads of resident, and room lighting, outdoor lighting, hot-water boiler and kitchen appliance are received respectively on four passages of power-off modular; Each household is equipped with the data acquisition module that an automatic meter reading system is used, be used to copy and accept ammeter data, each family resident's data is concentrated with wireless mode in the sub-district, power-off modular is connected with data acquisition module by the CAN bus, thereby be embedded in the automatic meter reading system, the Surveillance center in a distant place also can carry out the long-range branch control of closing by the utility model power-off modular respectively to user's various loads according to the needs of network load regulation and control except can read each family ammeter data.
Each circuit shown in Fig. 1-8 is formed the governor circuit plate structure of the utility model power-off modular.
As shown in Figure 1, microprocessor adopts infant industry control microcomputer (MCU), is the core of whole data collection device, is responsible for coordinating the work of each several part circuit, outwards sends each electric energy meter data.The single-chip microcomputer model is a μ PD78F0881---32K byte inner program storage, and built-in CAN bus control unit adopts the 4M clock, CAN Bus Speed 100K bit/s; The peripheral circuit of MCU has: crystal oscillator clock circuit, CAN bus communication circuit, RS232 communicating circuit, controlling output circuit, relay status testing circuit, E
2The ROM memory.
The P71D of MCU is connected two data communication line of CAN bus circuit with the P70 pin, MCU is with interrupt mode and external communication, and communication modes is half-duplex, communication speed 100kbit/s; The P10 of MCU is connected two data communication line of RS232 bus circuit with the P11 pin, RS232 is with interrupt mode and external communication, and communication modes is a full duplex, communication speed 9600bit/s; E
2The ROM memory is connected to P61 and the P60 pin of MCU with I2C bus and MCU communication, is used to preserve the basic configuration parameters such as address of module; Each output of the every road of No. four control relay circuits closes/and minute two signals output to the wherein relay of one road load management.Each input of the every road of No. four control relay circuits is closed/dividing control signal, first via relay closes/and sub-signal is connected to the P41 and the P130 of the respective input mouth of MCU, No. the second relay closes/and sub-signal is connected to P12 and the P123 of MCU, the Third Road relay closes/and sub-signal is connected to P15 and the P124 of MCU, and the No. four relay closes/and sub-signal is connected to the P17 and 40 of MCU; The respective input mouth that is connected to MCU is exported after importing a voltage sampling signal in the every road of four road relay status testing circuits, the first via is connected to the P120 of MCU, the second the road is connected to the P30 of MCU, and Third Road is connected to the P62 of MCU, and the four the road is connected to the P16 of MCU; Power supply of the present utility model is made up of an AC-DC (AC220V/DC12V) module, a DC-DC (BS1205S) module, a voltage stabilizing chip (SPX117), wherein BS1205S provides 5V DC power supply for MCU, RS232 circuit, CAN circuit, the AC-DC module provides 12V power supply for control relay circuit, SPX117 provides 5V insulating power supply for CAN bus external circuits, clock circuit provides software timing accurately for single-chip microcomputer provides work cycle of oscillation.
As shown in Figure 2, wired cascade communication circuit can adopt CAN fieldbus and external equipment communication, outside sending module status information data, the control command of reception Surveillance center.CAN (controller areanetwork) is a controller local area network, is the serial communication network of distributed control of a kind of effective support and real-time control.It adopts short frame structure, and each frame is 8 bytes, and has adopted functions such as position filling, data block coding, CRC check, and the data error rate is extremely low.CAN bus high speed optoelectronic coupling isolator adopts 6N137, and the CAN bus transceiver adopts TJA1040.
As shown in Figure 3, wireless communication line adopts RS232 interface and external equipment communication, and the RS232 communication chip adopts SP3220; The RS232 interface can connect the wireless telecommunications system of current main flow easily, the platform that conducts electricity in full, ZIGBEE communication module etc.Utilize the RS232 communication interface can be at sub-district construction on site wireless data communication network, the scene of being specially adapted to have the user of wiring condition.
As shown in Figure 5, No. four control relay circuits are isolated by optocoupler TLP521-4 and microprocessor, receive the instruction from microprocessor, close for magnetic latching relay provides/minute required positive negative pulse stuffing voltage of operation.
As shown in Figure 6, each channel output end ac voltage signal of relay status testing circuit, adopt single channel opto-coupler chip NEC2501, allow the interior weak electricity system of electric main and module isolate, state detection circuit is except the relay status of acquisition module, also gather the zero crossing of electric main, the mechanical break-time of totalizing relay, make relay after receiving the disjunction order, disjunction when next ac zero-crossing point exactly, pull out electric arc when avoiding the relay contact disjunction, can prolong the contact endurance of relay effectively.
As shown in Figure 7, E
2The ROM memory is used for address, the various network attributes configuration information of memory module, and the characterisitic parameter data of every passage relay.When switching on again after meeting power failure, microprocessor is sense data from memory earlier, as the configuration parameter of module operation.
As shown in Figure 8, power circuit: adopt WA3-220S12 to solidify the AC/DC power module entirely, for module provides the weak electricity system DC power supply, be input as wide range input voltage: AC85V-AC265V is output as DC12V; DC12V power supply supply control relay circuit, other circuit of master control borad use the 5V power supply, are obtained by DC/DC module B1205 conversion by DC12V, and the external circuit power of CAN bus is obtained by the SPX1117 step-down by the DC12V power supply; The design of the DC power system of whole module makes the control relay circuit that uses the DC12V power supply, isolates fully on electrical equipment with comparatively fragile microprocessor, communication chip etc.
As shown in figure 10, after MCU powered on, system at first carried out initialization process, then, detected the state of No. four sample circuits, according to the bright corresponding indicator light of state point, indicated the current on off operating mode of each relay; MCU enters circular wait control command state, and when control command was sent by the CAN bus in the center, MCU produced CAN and interrupts, and receives data, through after the data processing, and the output control command; When control command was sent by the RS232 bus in the center, MCU produced serial ports and interrupts, and receives data, through after the data processing, and the output control command; After disposing, MCU enters the circular wait command status once more.
In addition, the utility model can cooperate software (ST-PPH-GP automatic meter reading system background monitoring management software v2.0 registration number: 2007110757.) and patented technology (based on the cloud platform control system of CAN bus, the patent No.: 200420094597.2.Based on bus type modularization long-distance transcribe terminal, the patent No.: 200620062399.7.) just can realize the various patterns of the municipal management of power use, as: pre-payment, technology such as the credit grade management of power use.Also can be used for user, carry out the operation of remote on/off electricity the malice owing electricity charges.
Claims (4)
1, a kind of wireless or program control remote power load of CAN bus control module is characterized in that comprising:
Contain an above magnetic latching relay, as the executive component of load break-make, each relay management connects one tunnel load;
Communicating circuit and corresponding external communication interface thereof are used for and the wireless of external equipment or wired remote communication, transmission outage control information;
Microprocessor is used for whole module data collection and output control, is the core component of module TT﹠C system;
The relay status testing circuit, the on/off operating state that is used to gather every road relay, the zero crossing of location electric main is determined the power on/off time;
The multicircuit relay control circuit, being used for control coil to each magnetic latching relay provides branch/close the required positive negative pulse stuffing of action, and wherein breaking operation also needs to select the action time point, makes relay in that to exchange time point disconnected through the zero crossing time-division;
Solidify power supply, be used for providing DC power supply above-mentioned each circuit unit;
The detection information output mouth of the communication I/O port of above-mentioned communicating circuit, relay status testing circuit, the signal input end mouth of multicircuit relay control circuit are connected with function corresponding interface on the microprocessor separately, the detection information input terminal mouth of relay status testing circuit connects the working state output terminal mouth of every road relay, and the control signal output ends mouth of multicircuit relay control circuit connects the coil control port of every road relay respectively.
2, the wireless or program control remote power load of CAN bus control module according to claim 1 is characterized in that being provided with four magnetic latching relays, and each relay is junction chamber intraoral illumination, outdoor lighting, hot-water boiler, kitchen appliance load respectively.
3, the wireless or program control remote power load of CAN bus control module according to claim 1 is characterized in that connecting E on the described microprocessor
2The ROM memory is used to preserve the various configuration informations of module and accepts the program control flow process other relays with generic module of module or cascade are carried out program control; E
2The ROM memory connects corresponding memory interface on the microprocessor.
4, the wireless or program control remote power load of CAN bus control module according to claim 1 is characterized in that described communicating circuit comprises:
The CAN communicating circuit is used for carrying out between the external equipment CAN bus communication;
The RS232 communication module is used for carrying out between the external equipment 232 communications;
A CAN bus external interface is used for wired cascade communication of equipment room and same category of device;
A RS232 external interface is used for the external wireless communication module of interface.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200612855U CN201142577Y (en) | 2007-12-11 | 2007-12-11 | Wireless or CAN bus program controlled remote electric load control module |
| ZA200805913A ZA200805913B (en) | 2007-12-11 | 2008-07-07 | Wireless or can bus remote load shedding module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200612855U CN201142577Y (en) | 2007-12-11 | 2007-12-11 | Wireless or CAN bus program controlled remote electric load control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201142577Y true CN201142577Y (en) | 2008-10-29 |
Family
ID=40070286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200612855U Expired - Lifetime CN201142577Y (en) | 2007-12-11 | 2007-12-11 | Wireless or CAN bus program controlled remote electric load control module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201142577Y (en) |
| ZA (1) | ZA200805913B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377586A (en) * | 2010-08-16 | 2012-03-14 | 研祥智能科技股份有限公司 | Network bypass device and method for processing network bypass |
| CN104483885A (en) * | 2014-11-12 | 2015-04-01 | 宁夏嘉翔自控技术有限公司 | CAN bus structure of oil field boiler control system |
| CN105429834A (en) * | 2015-11-09 | 2016-03-23 | 浙江大学 | Smoke control and exhaust monitoring system based on 24V DC power line carrier communication |
| CN107291249A (en) * | 2017-08-04 | 2017-10-24 | 沈阳天眼智云信息科技有限公司 | A kind of three-dimensional motion posture perception device |
| CN113241775A (en) * | 2021-06-24 | 2021-08-10 | 指明集团有限公司 | Low-cost reactive compensation control system |
| CN113970914A (en) * | 2021-09-29 | 2022-01-25 | 徐工集团工程机械股份有限公司科技分公司 | Loader power supply comprehensive management system and method |
-
2007
- 2007-12-11 CN CNU2007200612855U patent/CN201142577Y/en not_active Expired - Lifetime
-
2008
- 2008-07-07 ZA ZA200805913A patent/ZA200805913B/en unknown
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377586A (en) * | 2010-08-16 | 2012-03-14 | 研祥智能科技股份有限公司 | Network bypass device and method for processing network bypass |
| CN104483885A (en) * | 2014-11-12 | 2015-04-01 | 宁夏嘉翔自控技术有限公司 | CAN bus structure of oil field boiler control system |
| CN105429834A (en) * | 2015-11-09 | 2016-03-23 | 浙江大学 | Smoke control and exhaust monitoring system based on 24V DC power line carrier communication |
| CN107291249A (en) * | 2017-08-04 | 2017-10-24 | 沈阳天眼智云信息科技有限公司 | A kind of three-dimensional motion posture perception device |
| CN113241775A (en) * | 2021-06-24 | 2021-08-10 | 指明集团有限公司 | Low-cost reactive compensation control system |
| CN113970914A (en) * | 2021-09-29 | 2022-01-25 | 徐工集团工程机械股份有限公司科技分公司 | Loader power supply comprehensive management system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA200805913B (en) | 2010-01-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Sanchuan control system engineering equipment Co. Ltd. Assignor: Zheng Guilin Contract record no.: 2010440001179 Denomination of utility model: Wireless or CAN bus program controlled remote electric load control module Granted publication date: 20081029 License type: Exclusive License Record date: 20100817 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Sanchuan control system engineering equipment Co. Ltd. Assignor: Zheng Guilin Contract record no.: 2010440001179 Denomination of utility model: Wireless or CAN bus program controlled remote electric load control module Granted publication date: 20081029 License type: Exclusive License Record date: 20100817 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170525 Address after: Office building in Baiyun District of Guangzhou City, Guangdong province 510000 and the same road Meiyuan military cadres training center 1, 3 floor Patentee after: Guangzhou Sanchuan control system engineering equipment Co. Ltd. Address before: 510510, No. 1, plum blossom villa, Tonghe garden, Guangzhou, Guangdong Patentee before: Zheng Guilin |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081029 |
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| CX01 | Expiry of patent term |