CN104698928A - Data acquisition unit - Google Patents
Data acquisition unit Download PDFInfo
- Publication number
- CN104698928A CN104698928A CN201510070041.2A CN201510070041A CN104698928A CN 104698928 A CN104698928 A CN 104698928A CN 201510070041 A CN201510070041 A CN 201510070041A CN 104698928 A CN104698928 A CN 104698928A
- Authority
- CN
- China
- Prior art keywords
- module
- input end
- data acquisition
- output terminal
- core processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2612—Data acquisition interface
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2656—Instrumentation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The application discloses a data acquisition unit. The data acquisition unit comprises a main control module and at least one data acquisition module, wherein the output end of the main control module is connected with the communication preprocessor of an enterprise management system; the input end of the data acquisition module is connected with an enterprise instrument; the output end of the data acquisition module is connected with the input end of the main control module; the main control module communicates with at least one distributing installation data acquisition module through a Zig Bee network. Thus a distributed design is adopted in the data acquisition unit based on a Zig Bee wireless networking technology, the main control module communicates with at least one distributing installation data acquisition module through a Zig Bee network through the Zig Bee network, and the data acquisition unit can solve the problem that the resources of the data acquisition unit are wasted when multiple protocols, interfaces and positions are dispersedly installed.
Description
Technical field
The application relates to data acquisition technology field, particularly relates to a kind of data acquisition unit.
Background technology
In industrial processes, affect by the many factors such as product quality, production cost, usually need to monitor some parameters of industry spot.Data collector is the effective means addressed this problem.In scientific research, application data harvester can obtain the multidate information of measurand, and being the powerful of research moment physical process, is also one of important means of acquisition science secret.Therefore, along with the development of industrial technology, data collector has application more and more widely.
At present, in enterprise, require that the quantity of information of test and process is increasing, and the locus dispersion of measurand, test assignment is complicated, and test macro is huge, and test cell quantity is many, and the exchanges data amount of each test cell and main control computer is increasing.Simultaneously due to the mal-condition of industry spot, remote monitoring seems more and more important.Therefore the requirement of data collector modularization, networking and long-range also more and more comes into one's own.
Meanwhile, in order to strengthen enterprise energy measuring control, carry out the action of industry energy conservation consumption reduction, improving energy utilization rate is reduce the most effective way of resource consumption, protection of the environment.For the management making enterprise better complete the energy, also need to set up a set of effective robotization multi-energy data and obtain system, so that enterprise grasps energy situation in real time.
Existing data collector, normally arranges the collecting device of pattern one to one to instrument, for each instrument installs a collecting device, each collecting device gathers the data also direct uploading data center of an instrument.
But because the instrument of enterprise is of a great variety, the specification that the interface of communication and agreement are ununified, causes the collection difficulty of data higher, and the installation site dispersion of instrument, adopt the collecting device of conventional pattern one to one often to cause the waste of resource.
Summary of the invention
In view of this, the application provides a kind of data acquisition unit, to solve the problem of resource waste of data collector when instrument multi-protocols, multiplex roles and position dispersion are installed.
To achieve these goals, the technical scheme that provides of the embodiment of the present application is as follows:
A kind of data acquisition unit, comprising:
Main control module and at least one data acquisition module, wherein,
The output terminal of described main control module is connected with the prepositive communication computer of enterprise management system;
The input end of described data acquisition module is connected with the instrument of enterprise;
The output terminal of described data acquisition module is connected with the input end of described main control module;
Described main control module by ZigBee-network and distributed installation at least one described in data acquisition module communicate.
Preferably, described main control module, comprising:
First ZigBee communication module, GPRS communication module and the first core processing module, wherein,
The output terminal of described first ZigBee communication module is connected with the input end of described first core processing module;
The input end of described first ZigBee communication module is connected with the output terminal of described data acquisition module;
The output terminal of described first core processing module is connected with the input end of described GPRS communication module;
The described output terminal of GPRS communication module is connected with the prepositive communication computer of enterprise management system.
Preferably, described data acquisition module, comprising:
Second ZigBee communication module, acquisition module and the second core processing module, wherein,
The input end of described second ZigBee communication module is connected with the output terminal of described second core processing module;
The output terminal of described second ZigBee communication module is connected with the input end of described main control module;
The input end of described second core processing module is connected with the output terminal of described acquisition module;
The input end of described acquisition module is connected with the instrument of enterprise.
Preferably, described acquisition module, comprising:
UART Universal Asynchronous Receiver Transmitter, RS485 passage, infrared communication passage and RS232 passage, wherein,
The input end of described UART Universal Asynchronous Receiver Transmitter is connected with RS232 passage with described RS485 passage, infrared communication passage;
The output terminal of described UART Universal Asynchronous Receiver Transmitter is connected with the input end of described second core processing module;
Described RS485 passage, infrared communication passage are connected with the instrument of enterprise respectively with RS232 passage, the data of acquisition instrument.
Preferably, described main control module, also comprises:
Safety chip, button, LED display module and memory module, wherein,
The output terminal of described first core processing module is connected with described LED display module;
The output terminal of described first core processing module is connected with described memory module;
The output terminal of described safety chip is connected with the input end of described first core processor;
The output terminal of described button is connected with the input end of described first core processor.
Preferably, also comprise:
Metering module, described metering module comprises:
3rd ZigBee communication module, sampling module and the 3rd core processing module, wherein,
The output terminal of described 3rd ZigBee communication module is connected with the input end of described main control module;
The input end of described 3rd ZigBee communication module is connected with the output terminal of described 3rd core processing module;
The input end of described 3rd core processing module is connected with the output terminal of described sampling module;
The input end of described sampling module is connected with the instrument of enterprise.
Preferably, described sampling module, comprising:
AD converter, voltage transformer (VT) summation current transformer, wherein,
The input end of described AD converter is connected with described voltage transformer (VT) summation current transformer;
The output terminal of described AD converter is connected with the input end of described 3rd core processing module;
Described voltage transformer (VT) summation current transformer is connected with the instrument of enterprise respectively, the data of acquisition instrument.
The technical scheme provided by above the application, data acquisition unit comprises: main control module and at least one data acquisition module, and wherein, the output terminal of described main control module is connected with the prepositive communication computer of enterprise management system; The input end of described data acquisition module is connected with the instrument of enterprise; The output terminal of described data acquisition module is connected with the input end of described main control module; Described main control module by ZigBee-network and distributed installation at least one described in data acquisition module communicate.Like this, data acquisition unit based on ZigBee Wireless networking technologies adopts Distributed Design, main control module is communicated with at least one data acquisition module of distributed installation by ZigBee-network, can solve the problem of resource waste of data collector when multi-protocols, multiplex roles and position dispersion are installed.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of a kind of data acquisition unit that Fig. 1 provides for the application;
The structural representation of the another kind of data acquisition unit that Fig. 2 provides for the application;
The structural representation of another data acquisition unit that Fig. 3 provides for the application;
The structural representation of another data acquisition unit that Fig. 4 provides for the application.
Embodiment
Relational language is explained:
ZigBee: based on the low-power consumption LAN protocol of IEEE802.15.4 standard.According to international standard regulation, ZigBee technology is the wireless communication technology of a kind of short distance, low-power consumption.This title (also known as ZigBee protocol) derives from the Eight characters dance of honeybee, due to honeybee (bee) by circle in the air and " drone " (zig) shake wing " dancing " and come to transmit pollen place azimuth information with companion, that is honeybee relies on such mode to constitute communication network in colony.Be characterized in closely, low complex degree, self-organization, low-power consumption, low data rate.Mainly be suitable for automatically controlling and remote control field, various equipment can be embedded.In brief, ZigBee is exactly cheaply a kind of, the near radio networking mechanics of communication of low-power consumption.
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with accompanying drawing, the technical scheme of the application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
Below in conjunction with accompanying drawing, the embodiment of the application is described in detail.
The structural representation of a kind of data acquisition unit that Fig. 1 provides for the application.
Please refer to shown in Fig. 1, a kind of data acquisition unit that the embodiment of the present application provides, comprising:
Main control module 1 and at least one data acquisition module 2, wherein,
The described output terminal of main control module 1 is connected with the prepositive communication computer of enterprise management system;
The described input end of data acquisition module 2 is connected with the instrument of enterprise;
The output terminal of described data acquisition module 2 is connected with the input end of described main control module 1;
Described main control module 1 by ZigBee-network and distributed installation at least one described in data acquisition module 2 communicate.
The structural representation of the another kind of data acquisition unit that Fig. 2 provides for the application.
With reference to shown in Fig. 2, described main control module, comprising:
First ZigBee communication module 11, GPRS communication module 12 and the first core processing module 13, wherein,
The output terminal of described first ZigBee communication module 11 is connected with the input end of described first core processing module 13;
The input end of described first ZigBee communication module 11 is connected with the output terminal of described data acquisition module 2;
The output terminal of described first core processing module 13 is connected with the input end of described GPRS communication module 12;
The described output terminal of GPRS communication module 12 is connected with the prepositive communication computer of enterprise management system.
Wherein, with reference to shown in Fig. 2, described main control module, also comprises:
Safety chip 14, button 15, LED display module 16 and memory module 17, wherein,
The output terminal of described first core processing module 13 is connected with described LED display module 16;
The output terminal of described first core processing module 13 is connected with described memory module 17;
The output terminal of described safety chip 14 is connected with the input end of described first core processing module 13;
The output terminal of described button 15 is connected with the input end of described first core processing module 13.
In the embodiment of the present application, the composition of distributed data collector main control module comprises the first core processing module 13, first ZigBee communication module 11, GPRS communication module 12, safety chip 14, button 15, LED display 16, stores 17.The output terminal of the first core processing module 13 connects ZigBee communication module 12, GPRS communication module 11, LED display 16 and stores 17.The output terminal of ZigBee communication module 12 connects the first core processing module 13.The output terminal of safety chip 14 connects the first core processing module 13.The output terminal of button 5 connects the first core processing module 13.The output terminal of GPRS communication module 12 connects the prepositive communication computer of enterprise energy management system.
Main control module 1 carries out networking and communication, the data of reading instrument or parameters by ZigBee communication module 11 and data acquisition module 2.Read data be stored in storage 17, and can by LED show 16 carry out this locality display.Button 15 switches the content of LED display shown by 16.First core processing module 13 carries out the transmission of data by GPRS communication module 12 and prepositive communication computer, comprises reported data and receives instruction etc.
The structural representation of another data acquisition unit that Fig. 3 provides for the application.
With reference to shown in Fig. 3, described data acquisition module 2, comprising:
Second ZigBee communication module 21, acquisition module 22 and the second core processing module 23, wherein,
The input end of described second ZigBee communication module 21 is connected with the output terminal of described second core processing module 23;
The output terminal of described second ZigBee communication module 21 is connected with the input end of described main control module 1;
The input end of described second core processing module 23 is connected with the output terminal of described acquisition module 22;
The described input end of acquisition module 22 is connected with the instrument of enterprise.
Wherein, with reference to shown in Fig. 3, the acquisition module 22 in described data acquisition module 2, comprising:
UART Universal Asynchronous Receiver Transmitter 221, RS485 passage 222, infrared communication passage 223 and RS232 passage 224, wherein,
The input end of described UART Universal Asynchronous Receiver Transmitter 221 is connected with RS232 passage 224 with described RS485 passage 222, infrared communication passage 223;
The output terminal of described UART Universal Asynchronous Receiver Transmitter 221 is connected with the input end of described second core processing module 23;
Described RS485 passage 222, infrared communication passage 223 are connected with the instrument of enterprise respectively with RS232 passage 224, the data of acquisition instrument.
In the embodiment of the present application, the composition of distributed data collector data acquisition module comprises the second core processing module 23, second ZigBee communication module 21, UART Universal Asynchronous Receiver Transmitter 221, RS485 passage 222, infrared communication passage 223 and RS232 passage 224.The output terminal of the second core processing module 23 connects the second ZigBee communication module 21 and UART Universal Asynchronous Receiver Transmitter 221.The output terminal of the second ZigBee communication module 21 connects main control module 1.
On-the-spot digital instrument transfers data to UART Universal Asynchronous Receiver Transmitter 221 by RS485 passage 222, infrared communication passage 223 or RS232 passage 224 or receives the instruction of parameters, second core processing module 23, by UART Universal Asynchronous Receiver Transmitter 221 reading instrument data or write instrument parameter, is then communicated with main control module 1 by the second ZigBee communication module 21.
The structural representation of another data acquisition unit that Fig. 4 provides for the application.
With reference to shown in Fig. 4, also comprise in data acquisition unit:
Metering module 3, described metering module 3 comprises:
3rd ZigBee communication module 31, sampling module 32 and the 3rd core processing module 33, wherein,
The output terminal of described 3rd ZigBee communication module 31 is connected with the input end of described main control module 1;
The input end of described 3rd ZigBee communication module 31 is connected with the output terminal of described 3rd core processing module 33;
The input end of described 3rd core processing module 33 is connected with the output terminal of described sampling module 32;
The described input end of sampling module 32 is connected with the instrument of enterprise.
Wherein, with reference to shown in Fig. 4, the sampling module 32 in described metering module 3, comprising:
AD converter 321, voltage transformer (VT) 322 summation current transformer 323, wherein,
The input end of described AD converter 321 is connected with described voltage transformer (VT) 322 summation current transformer 323;
The output terminal of described AD converter 321 is connected with the input end of described 3rd core processing module 33;
Described voltage transformer (VT) 322 summation current transformer 323 is connected with the instrument of enterprise respectively, the data of acquisition instrument.
In the embodiment of the present application, the composition of distributed data collector metering module comprises the 3rd core processing module 33, the 3rd ZigBee communication module 31, AD converter 321, voltage transformer (VT) 322 summation current transformer 323.The output terminal of the 3rd core processing module 33 connects the 3rd ZigBee communication module 31.The output terminal of AD converter 321 connects the 3rd core processing module 33.
Voltage transformer (VT) 322 summation current transformer 323 is responsible for curtage to convert to can curtage signal in measuring range, then simulating signal is converted to digital signal by AD converter 321,3rd core processing module 33 reads the digital value that AD converter 321 is converted to, and transfers data to main control module 1 by the 3rd ZigBee communication module 31.
Based on ZigBee distributed data collector design and develop the design must carrying out part of data acquisition and communications portion, have employed the modular construction of flexible deployment in the present invention, make the structure of whole data acquisition unit can carry out flexible combination according to actual needs, this requirement all will be considered in overall construction design, communication protocol, input process comprehensively, if this is rival want the imitated key problem that must solve.
1) based on the low power loss communication technology of ZigBee
2) modular construction is adopted to support distributed installation
3) data acquisition module and metering module is comprised
4) GPRS communication is supported
5) authentication and the data encryption of high strength is supported
6) enterprise energy management is met to the requirement of data processing and analysis.
Comparatively prior art is compared, and the application's scheme has the following advantages and beneficial effect: (1) adopts distributed installation, and main control module can connect one or more collection or measurement module, according to field condition flexible configuration module number.(2) data acquisition module can from the electric energy meter with 485 interfaces image data, support the collection of maximum 64 pieces of ammeter datas.(3) metering module possesses measurement capability, measures, the measurement function of alternative ammeter by current transformer and voltage transformer (VT) line attachment.(4) main control module adopts ARM9 chip, and fast operation is powerful, and the requirement can monitored according to enterprise energy processes data and analyzes.(5) advantage of low-power consumption, low complex degree, low cost is possessed based on the MANET scheme of ZigBee technology.
It should be noted that, each embodiment in this instructions all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.For device class embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
Be described in detail scheme provided by the present invention above, apply specific case herein and set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. a data acquisition unit, is characterized in that, comprising:
Main control module and at least one data acquisition module, wherein,
The output terminal of described main control module is connected with the prepositive communication computer of enterprise management system;
The input end of described data acquisition module is connected with the instrument of enterprise;
The output terminal of described data acquisition module is connected with the input end of described main control module;
Described main control module by ZigBee-network and distributed installation at least one described in data acquisition module communicate.
2. data acquisition unit according to claim 1, is characterized in that, described main control module, comprising:
First ZigBee communication module, GPRS communication module and the first core processing module, wherein,
The output terminal of described first ZigBee communication module is connected with the input end of described first core processing module;
The input end of described first ZigBee communication module is connected with the output terminal of described data acquisition module;
The output terminal of described first core processing module is connected with the input end of described GPRS communication module;
The described output terminal of GPRS communication module is connected with the prepositive communication computer of enterprise management system.
3. data acquisition unit according to claim 1, is characterized in that, described data acquisition module, comprising:
Second ZigBee communication module, acquisition module and the second core processing module, wherein,
The input end of described second ZigBee communication module is connected with the output terminal of described second core processing module;
The output terminal of described second ZigBee communication module is connected with the input end of described main control module;
The input end of described second core processing module is connected with the output terminal of described acquisition module;
The input end of described acquisition module is connected with the instrument of enterprise.
4. data acquisition unit according to claim 3, is characterized in that, described acquisition module, comprising:
UART Universal Asynchronous Receiver Transmitter, RS485 passage, infrared communication passage and RS232 passage, wherein,
The input end of described UART Universal Asynchronous Receiver Transmitter is connected with RS232 passage with described RS485 passage, infrared communication passage;
The output terminal of described UART Universal Asynchronous Receiver Transmitter is connected with the input end of described second core processing module;
Described RS485 passage, infrared communication passage are connected with the instrument of enterprise respectively with RS232 passage, the data of acquisition instrument.
5. data acquisition unit according to claim 2, is characterized in that, described main control module, also comprises:
Safety chip, button, LED display module and memory module, wherein,
The output terminal of described first core processing module is connected with described LED display module;
The output terminal of described first core processing module is connected with described memory module;
The output terminal of described safety chip is connected with the input end of described first core processor;
The output terminal of described button is connected with the input end of described first core processor.
6. data acquisition unit according to claim 1, is characterized in that, also comprises:
Metering module, described metering module comprises:
3rd ZigBee communication module, sampling module and the 3rd core processing module, wherein,
The output terminal of described 3rd ZigBee communication module is connected with the input end of described main control module;
The input end of described 3rd ZigBee communication module is connected with the output terminal of described 3rd core processing module;
The input end of described 3rd core processing module is connected with the output terminal of described sampling module;
The input end of described sampling module is connected with the instrument of enterprise.
7. data acquisition unit according to claim 6, is characterized in that, described sampling module, comprising:
AD converter, voltage transformer (VT) summation current transformer, wherein,
The input end of described AD converter is connected with described voltage transformer (VT) summation current transformer;
The output terminal of described AD converter is connected with the input end of described 3rd core processing module;
Described voltage transformer (VT) summation current transformer is connected with the instrument of enterprise respectively, the data of acquisition instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510070041.2A CN104698928A (en) | 2015-02-10 | 2015-02-10 | Data acquisition unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510070041.2A CN104698928A (en) | 2015-02-10 | 2015-02-10 | Data acquisition unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104698928A true CN104698928A (en) | 2015-06-10 |
Family
ID=53346165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510070041.2A Pending CN104698928A (en) | 2015-02-10 | 2015-02-10 | Data acquisition unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104698928A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101335464A (en) * | 2008-07-02 | 2008-12-31 | 胡珏 | Integrated control system for electricity distributing and metering |
| US20090207042A1 (en) * | 2008-02-18 | 2009-08-20 | Hitec C&I | Wireless remote meter reading apparatus and driving method thereof |
| CN202018726U (en) * | 2011-04-08 | 2011-10-26 | 龙洲 | Remote electric centralized meter reading system |
| CN202759287U (en) * | 2012-07-27 | 2013-02-27 | 常熟开关制造有限公司(原常熟开关厂） | Intelligent distribution monitoring system |
| CN102999071A (en) * | 2012-11-16 | 2013-03-27 | 宁海县供电局 | Switch cabinet environment intelligent monitoring and processing system based on wireless network |
| KR101256945B1 (en) * | 2010-12-17 | 2013-04-25 | 한전케이디엔주식회사 | Remote meter-reading system and its management method |
| CN203038449U (en) * | 2012-12-03 | 2013-07-03 | 北京中诚盛源技术发展有限公司 | Energy consumption data collector |
| CN103632175A (en) * | 2013-09-30 | 2014-03-12 | 张家港市速达电子商务有限公司 | Radio frequency identification-based data acquisition method and radio frequency identification-based data acquisition system |
| CN203520139U (en) * | 2013-10-12 | 2014-04-02 | 西安工程大学 | ZigBee-based intelligent diagnosis system for cluster motor fault |
-
2015
- 2015-02-10 CN CN201510070041.2A patent/CN104698928A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090207042A1 (en) * | 2008-02-18 | 2009-08-20 | Hitec C&I | Wireless remote meter reading apparatus and driving method thereof |
| CN101335464A (en) * | 2008-07-02 | 2008-12-31 | 胡珏 | Integrated control system for electricity distributing and metering |
| KR101256945B1 (en) * | 2010-12-17 | 2013-04-25 | 한전케이디엔주식회사 | Remote meter-reading system and its management method |
| CN202018726U (en) * | 2011-04-08 | 2011-10-26 | 龙洲 | Remote electric centralized meter reading system |
| CN202759287U (en) * | 2012-07-27 | 2013-02-27 | 常熟开关制造有限公司(原常熟开关厂） | Intelligent distribution monitoring system |
| CN102999071A (en) * | 2012-11-16 | 2013-03-27 | 宁海县供电局 | Switch cabinet environment intelligent monitoring and processing system based on wireless network |
| CN203038449U (en) * | 2012-12-03 | 2013-07-03 | 北京中诚盛源技术发展有限公司 | Energy consumption data collector |
| CN103632175A (en) * | 2013-09-30 | 2014-03-12 | 张家港市速达电子商务有限公司 | Radio frequency identification-based data acquisition method and radio frequency identification-based data acquisition system |
| CN203520139U (en) * | 2013-10-12 | 2014-04-02 | 西安工程大学 | ZigBee-based intelligent diagnosis system for cluster motor fault |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Belghith et al. | Remote GSM module monitoring and Photovoltaic system control | |
| CN103209194A (en) | Soil moisture content detection device based on mode of Internet of things and detection method thereof | |
| CN206258860U (en) | A kind of data collection station based on Internet of Things and cloud | |
| CN202562513U (en) | Soil moisture monitoring device based on Internet of Things mode | |
| CN202153752U (en) | Greenhouse monitoring system based on handset | |
| CN202661192U (en) | Wireless temperature measurement system of internet of things and based on ZigBee technique | |
| CN203466843U (en) | Internet-of-Things gateway device | |
| CN104698928A (en) | Data acquisition unit | |
| CN103246223A (en) | Zigbee-based sensing measurement and control system | |
| Li et al. | An indoor environmental monitoring system for large buildings based on LoRaWAN | |
| CN201781487U (en) | Wireless network concentrator | |
| CN204443870U (en) | A kind of woodland damage by disease and insect prevention and control device | |
| CN204515552U (en) | A kind of remote water-level monitoring system | |
| Wang et al. | Agriculture wireless temperature and humidity sensor network based on ZigBee technology | |
| CN101420772A (en) | A kind of intelligent energy supply type photoelectric integrated wireless sensor | |
| CN210719243U (en) | Factory workshop air quality monitoring system based on LoRa spread spectrum technology | |
| CN209980043U (en) | Thing networking intelligent terminal data acquisition wireless transmission device | |
| CN203812390U (en) | Intelligent control system | |
| CN202433041U (en) | Greenhouse environment monitoring system | |
| CN203118203U (en) | Multi-point humiture collecting and alarm system base on wireless communication | |
| CN103136916A (en) | Intelligent data collecting device of large-scale rotation equipment | |
| CN202957846U (en) | Automatic rainfall acquisition and transmission system | |
| Zhang et al. | ZigBee-based wireless sensor network for environment monitoring ZigBee | |
| CN204730880U (en) | Based on Zigbee intelligent network numeric type environmental detection set | |
| CN204884131U (en) | Multichannel data monitoring equipment based on embedded system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150610 |