CN102096399A - Embedded energy data acquisition unit - Google Patents
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Abstract
The invention discloses an embedded energy data acquisition unit, which comprises a main board and a shell, wherein a central processing unit (CPU), a data acquisition module which is connected with the input/output (I/O) interface of the CPU and a wireless functional plug-in are embedded into the main board; the CPU is an embedded processor which is based on a WinCE operating system, supports an OLE for process control (OPC)-service data specification and a real-time database, is solidified with a data acquisition communication protocol, directly acquires energy data through the data acquisition module, and acquires information data in a terminal instrument and field equipment for displaying and storing; the shell is connected with a human-computer interface display, and is provided with a human-computer interface input unit interface which is connected with the CPU and is used for writing working parameters or inputting operation commands; and through an Ethernet port for connecting a communication network with a monitoring station, a storage equipment interface, an input/output interface and a power supply interface can be expanded. The data acquisition unit is suitable for data acquisition and monitoring of places where mains supply is difficult to reach such as forecasting of hydrology, real-time monitoring of water resources, monitoring of irrigated areas, environmental monitoring, pollution monitoring, urban water supply, monitoring of pipe networks and the like.
Description
Technical field
The present invention relates to a kind of embedded data acquisition field, particularly a kind of Embedded energy data acquisition unit.
Background technology
Along with developing rapidly of computer technology, infotech, the contour science and technology of network technology, data acquisition, just the direction towards complicated, high speed, long-range develops, and particularly the high-precision data acquisition device has been applied in the daily life, and its intelligent degree is more and more higher.In a lot of occasions, the data of being gathered are not only just a kind of, often need to gather simultaneously a plurality of data, this just requires data acquisition unit to have multiple acquisition function, alleviated each meter reading personnel's of energy sector work load to a certain extent, can not increase unnecessary financial burden again to the resident.In the market, the embedded system that data acquisition unit adopts singlechip technology to constitute more, finish signals collecting, analyze demonstration and storage, because the technology limitation that is subjected to the single-chip microcomputer performance and is adopted, there are a lot of shortcomings, test function is single, simple carries out data acquisition, and the data precision that acquisition channel is few, acquisition parameter is few, gather is low, range of signal is narrow, limitation is big, man-machine conversation complex operation, Presentation Function are simple; Data acquisition unit also has the employing multichannel technology, with the processing that gathers together of the transmission of signals collecting, signal and data processing, the power consumption height, only support communication protocol single, the poor anti jamming capability of total system, shortage real-time and high security, be not suitable for the needs of current social Long-distance Control and transmission especially, often collector is wanted and terminal binding, does not have interlock and control function in real time, the scarcity of self remote functionality often need be by miscellaneous equipment.In sum, environment, energy consumption and the equipment operation parameter in order to obtain industry spot; In order to gather the foster information of planting of the ecological agriculture, as information such as soil nutrient, humiture and illuminance; In order to gather the data that the dwelling house teletransmission is checked meter, need design wide region universal data collection device.
Summary of the invention
The purpose of this invention is to provide a kind of embedded energy data acquisition unit, it is few that the shortcoming that exists at above prior art will solve the data parameters that collector gathers, communication protocol is single, need and terminal binding, the technical matters of shortcoming remote functionality, and solve the high problem of power consumption in the collector use.
For achieving the above object, the present invention adopts following technical scheme: a kind of embedded energy data acquisition unit, comprise mainboard and shell, be embedded with CPU on the described mainboard, the data acquisition module and the radio function plug-in unit that are connected with the I/O IO interface of CPU, described CPU is based on WinCE operating system, support OPC-service data standard and real-time data base, be solidified with data acquisition communication protocol, the information data of directly gathering in energy data collection station instrument and the field apparatus by data acquisition module also shows, the flush bonding processor of preserving, described shell is connected with the man-machine interface display, has on the shell with lower interface: be connected with CPU, be used to write the man-machine interface input block interface of running parameter or input operation order.
Be used to connect the extensive interface of Mass Data Storage Facility.
The Ethernet interface that is connected usefulness by communication network with monitoring station.
Be used to connect the IO interface of energy data collection station.
Power interface.
Described man-machine interface input block interface is touch screen interface or keyboard interface, or keyboard interface and mouse interface.
Described IO interface is one or both combination of asynchronous serial port and usb data interface.
Described data acquisition module is to isolate RS-232 to change the data acquisition module that the input of RS-485 module, rs-232 standard output or RS-485 standard communication speed self-adaptation are supported multiple transfer rate and data layout isolation.
Described energy data collection station is ammeter, tap water meter, gas meter, hot water gauge, relay, transmitter, sensor, pushbutton switch, electric actuator, foil gauge, resistance or orthogonal encoder.
Described extensive interface is to store one or both of the Information ID E interface of different-format and CF card socket.
Described data acquisition communication protocol comprises MODBUS communication protocol, m-bus flow metering agreement, DL645 power communication agreement, and described MODBUS communication protocol is based on gathering various switching values, the modbus industry data bus of instrument simulating signal.
Described radio function plug-in unit is Zigbee communication plug, Wifi communication plug or GPRS communication plug.
Described embedded energy collecting method may further comprise the steps: step 1, and in man-machine interface configuration serial ports parameter.
Step 2 is written into the field equipment data tabulation.
Step 3, the initialize communications agreement.
Step 4 enters interlock control output and carries out action, starter motor or warning.
Step 5 is returned and is intercepted circulation.
Described step 3 may further comprise the steps: step 3.1, and create serial ports and read thread.
Step 3.2 is created the opc data query.
Step 3.3 is analyzed field data and is deposited the sql database in.
Step 3.4 is upgraded the opc server content.
Compared with prior art the present invention has following characteristics and beneficial effect: the embedded device that the present invention is based on WinCE is a core, replace traditional PC, the remote data acquisition system that adopts the TCP/IP communication mechanism to build, advantage in conjunction with embedded device and network technology, with signals collecting, signal transmission and data processing relative separation, improve antijamming capability, real-time and the high security of system, be specially adapted to data acquisition long-range, multiparameter.
The present invention supports various communications protocols, the communication protocol to MODBUS is provided especially, the support of m-bus flow metering agreement and DL645 power communication agreement, do not need collector again with any terminal binding, can be widely used in energy three meters long distance transmission, the Agro-ecology monitoring, transformer station's control, workshop energy Source Data Acquisition, can gather on-the-spot measuring and control data based on the transmission of RS485 universal serial bus, also can add zigbee radio fest and control network, pre-installed in the data acquisition unit and may operate at winCE platform honva scada software, and support standard and the real-time sql database of OPC-service simultaneously, collector can carry out programming Control, not only can carry out data acquisition, has real-time interlock simultaneously and realizes output control function; Can communicate by letter and swap data with Surveillance center by TCP/IP Ethernet, GPRS, can gather a large amount of different data messages simultaneously on a large scale simultaneously, have perfect remote functionality, carry out remote measurement and control, inquire about, be provided with maintenance etc.
Design of the present invention is based on the low-power consumption theory, and total system simple in structure, easy to use, safe and reliable can conveniently be gathered environment, energy consumption and the equipment operation parameter of industry spot; Gather the foster information of planting such as soil nutrient, humiture and illuminance of the ecological agriculture, in use neither destroy the energy in charts and graphs original structure, also need not to ratify through metrological service, not only alleviated electric power, combustion gas, the water conservancy equal energy source meter reading personnel's of department work load, can not increase unnecessary financial burden again to the resident.Suitable hydrology regimen is observed and predicted, the data acquisition and the monitoring in the unapproachable places of commercial power supply such as water resource is monitored in real time, irrigated area monitoring, environmental monitoring, pollution monitoring, urban water supply, pipe network monitoring.
Description of drawings
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is to be the remote data acquisition system module frame chart that core is formed with the present invention.
Fig. 2 is a hardware module synoptic diagram of the present invention.
Fig. 3 is a software configuration process flow diagram of the present invention.
Embodiment
Referring to illustrated in figures 1 and 2, a kind of embedded energy data acquisition unit, comprise mainboard and shell, described mainboard is embedded type low-power consumption mainboard ARM8020, is the PXA270 of intel company, up to the 520MHZ dominant frequency, whole plate power consumption 5W, be a can be by+5V, the Embedded Application type of+12 power supplys power supply motherboard, can provide the embedded OS operation required kernal hardware resource.
The data acquisition module and the radio function plug-in unit that be embedded with CPU on the described mainboard, are connected with the I/O IO interface of CPU, described data acquisition module are to isolate RS-232 to change the data acquisition module that the input of RS-485 module, rs-232 standard output or RS-485 standard communication speed self-adaptation are supported multiple transfer rate and data layout isolation.Described radio function plug-in unit is Zigbee communication plug, Wifi communication plug or GPRS communication plug.
Described CPU is based on WinCE operating system, supports OPC-service data standard and real-time data base, is solidified with data acquisition communication protocol, can be used as the data relay station and the primary management platform of energy consumption measure management.Described data acquisition communication protocol comprises MODBUS communication protocol, m-bus flow metering agreement, DL645 power communication agreement, and described MODBUS communication protocol is based on gathering various switching values, the modbus industry data bus of instrument simulating signal.
Directly gather the flush bonding processor that the information data in energy data collection station instrument and the field apparatus also shows, preserves by data acquisition module, described shell is connected with the display of man-machine interface, and display connects display interface device and is connected to CPU by lcd controller.Have on the described shell with lower interface: the man-machine interface input block interface that is connected, is used to write running parameter or input operation order with CPU; Described man-machine interface input block interface is touch screen interface or keyboard interface, or keyboard interface and mouse interface; Be used to connect the extensive interface of Mass Data Storage Facility, described extensive interface is to store one or both of the Information ID E interface of different-format and CF card socket; At least two of Ethernet interfaces that are connected usefulness by communication network with monitoring station; Be used to connect the IO interface and the power interface of energy data collection station;
Embedded energy consumption data collector based on WinCE, mainly according to the Remote configuration parameter, multiple spot, multiparameter dynamic acquisition production equipment information, environmental information and operating personnel's information, comprise electric current, voltage, pressure, output, temperature, humidity, class's group number etc., energy data collection station is ammeter, tap water meter, gas meter, hot water gauge, relay, transmitter, sensor, pushbutton switch, electric actuator, foil gauge, resistance or orthogonal encoder.In remote data acquisition system, utilize the TCP/IP agreement of high reliability to finish the transmission of network configuration and image data; Utilize embedded database (SQL Server CE) to preserve the remote profile of image data and server transmission; The data automated back-up that utilizes SQL Server CE to provide, the integrality of assurance data; Utilize the high stability of the hardware watchdog technique guarantee system operation that embeds compilation control; Utilize extendible ide interface can guarantee the storage of Large Volume Data.Monitoring station in total system, main being responsible for communicated by letter with data acquisition unit, carries out reception, analysis, processing, storage and the supervision of data, and the transmission of collector configuration file.
Referring to shown in Figure 3, a kind of embedded energy collecting method may further comprise the steps: step 1, in man-machine interface configuration serial ports parameter; Step 2 is written into the field equipment data tabulation; Step 3, the initialize communications agreement; Described step 3 may further comprise the steps: step 3.1, and create serial ports and read thread; Step 3.2 is created the opc data query; Step 3.3 is analyzed field data and is deposited the sql database in; 3.4, upgrade the opc server content; Step 4 enters interlock control output and carries out action, starter motor or warning; Step 5 is returned and is intercepted circulation.Data acquisition module mainly is the environmental information by the temperature in the energy instrument of embedded energy data acquisition unit, humidity, pressure transducer, by directly gathering based on the human-computer interaction interface of embedded WinCE collector and showing preservation.
Claims (10)
1. embedded energy data acquisition unit, comprise mainboard and shell, it is characterized in that: be embedded with CPU on the described mainboard, the data acquisition module and the radio function plug-in unit that are connected with the I/O IO interface of CPU, described CPU is based on WinCE operating system, support OPC-service data standard and real-time data base, be solidified with data acquisition communication protocol, the information data of directly gathering in energy data collection station instrument and the field apparatus by data acquisition module also shows, the flush bonding processor of preserving, described shell is connected with the man-machine interface display, has on the shell with lower interface:
Be connected, be used to write the man-machine interface input block interface of running parameter or input operation order with CPU;
Be used to connect the extensive interface of Mass Data Storage Facility;
The Ethernet interface that is connected usefulness by communication network with monitoring station;
Be used to connect the IO interface of energy data collection station;
Power interface.
2. embedded energy data acquisition unit according to claim 1 is characterized in that: described man-machine interface input block interface is touch screen interface or keyboard interface, or keyboard interface and mouse interface.
3. embedded energy data acquisition unit according to claim 1 is characterized in that: described IO interface is one or both combination of asynchronous serial port and usb data interface.
4. embedded energy data acquisition unit according to claim 1 is characterized in that: described data acquisition module is to isolate RS-232 to change the data acquisition module that the input of RS-485 module, rs-232 standard output or RS-485 standard communication speed self-adaptation are supported multiple transfer rate and data layout isolation.
5. embedded energy data acquisition unit according to claim 1 is characterized in that: described energy data collection station is ammeter, tap water meter, gas meter, hot water gauge, relay, transmitter, sensor, pushbutton switch, electric actuator, foil gauge, resistance or orthogonal encoder.
6. embedded energy data acquisition unit according to claim 1 is characterized in that: described extensive interface is to store one or both of the Information ID E interface of different-format and CF card socket.
7. embedded energy data acquisition unit according to claim 1, it is characterized in that: described data acquisition communication protocol comprises MODBUS communication protocol, m-bus flow metering agreement, DL645 power communication agreement, described MODBUS communication protocol is based on gathering various switching values, the modbus industry data bus of instrument simulating signal.
8. embedded energy data acquisition unit according to claim 1 is characterized in that: described radio function plug-in unit is Zigbee communication plug, Wifi communication plug or GPRS communication plug.
9. one kind according to any described embedded energy collecting method of claim 1-8, it is characterized in that, may further comprise the steps:
Step 1 is in man-machine interface configuration serial ports parameter;
Step 2 is written into the field equipment data tabulation;
Step 3, the initialize communications agreement;
Step 4 enters interlock control output and carries out action, starter motor or warning;
Step 5 is returned and is intercepted circulation.
10. embedded energy collecting method according to claim 9 is characterized in that described step 3 may further comprise the steps:
Step 3.1 is created serial ports and is read thread;
Step 3.2 is created the opc data query;
Step 3.3 is analyzed field data and is deposited the sql database in;
Step 3.4 is upgraded the opc server content.
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| CN102298831A (en) * | 2011-08-17 | 2011-12-28 | 兰州海源科技有限责任公司 | Data collector for heating household metering system |
| CN102384800A (en) * | 2011-08-17 | 2012-03-21 | 兰州海源科技有限责任公司 | Handheld debugger for flux temperature method heat sharing device in heating supply household metering system |
| CN102789220A (en) * | 2012-08-03 | 2012-11-21 | 深圳市海亿达能源科技股份有限公司 | System energy consumption process management device and system energy consumption process management control method |
| CN103412520A (en) * | 2013-05-20 | 2013-11-27 | 浙江新能量科技有限公司 | Centralized monitoring system for energy of various kinds and monitoring method thereof |
| CN103425087A (en) * | 2012-04-17 | 2013-12-04 | 苏州徕卡节能电气技术有限公司 | Remote control type energy monitoring system |
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| CN108873831A (en) * | 2018-06-01 | 2018-11-23 | 南京理工大学 | A kind of universal multi-channel workshop data acquisition method |
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| CN109144593A (en) * | 2018-10-28 | 2019-01-04 | 蔡国凤 | A kind of coordinated control system and control method |
| CN109270911A (en) * | 2018-11-06 | 2019-01-25 | 成都大学 | A kind of intelligent property managing and control system |
| CN112859698A (en) * | 2021-01-22 | 2021-05-28 | 北京北航天宇长鹰无人机科技有限公司 | Data acquisition equipment |
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