CN106941275A - A kind of data collection station of dual power supply input - Google Patents
A kind of data collection station of dual power supply input Download PDFInfo
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- CN106941275A CN106941275A CN201610882683.7A CN201610882683A CN106941275A CN 106941275 A CN106941275 A CN 106941275A CN 201610882683 A CN201610882683 A CN 201610882683A CN 106941275 A CN106941275 A CN 106941275A
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- power supply
- data acquisition
- circuit
- data
- collection station
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- 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
-
- 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
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Power Sources (AREA)
Abstract
A kind of data collection station of dual power supply input, it includes power module, energy source data acquisition terminal, data acquisition unit and communication bus unit, the power module includes Switching Power Supply and double-power supply switching device, the double-power supply switching device includes primary power supply, back-up power source and auxiliary reclay, the primary power supply is divided into two branch roads, the normal open switch inlet wire side terminal connection of one branch road and auxiliary reclay, the sucking coil connection of another branch road and auxiliary reclay, the normally closed switch inlet wire side terminal connection of the back-up power source and auxiliary reclay, the outlet side terminal of normally closed switch and the outlet side terminal of normal open switch are connected after being in parallel together with Switching Power Supply.The present invention realizes dual power supply by double-power supply switching device and inputted, and when power supply all the way breaks down, automatically switches to another road power supply, not only increases the operational reliability of the data collection station, and the characteristics of with low in energy consumption and low cost.
Description
Technical field
The present invention relates to a kind of data acquisition device, specifically a kind of data collection station of dual power supply input.
Background technology
Industry is the major domain of energy resource consumption, and industrial energy consumption accounts for whole society's energy consumption proportion more than 70%, with China's work
The quickening of industry, Development of China's Urbanization, " 12 " period industrial energy saving emission reduction tasks are heavier, pressure is bigger.Application message skill
Art construction digitlization energy managing and control system, realize that energy consumption is monitored on-line, hold in real time, exactly key industry, key enterprise and
The energy consumption of critical process, is not only enterprise and realizes the administration of energy conservation that becomes more meticulous, promotes energy-saving inevitable requirement, be also work at different levels
Industry and information-based authorities hold energy-consuming trend, strengthen energy consumption prediction and warning, science formulate industrial policy premise and
Basis, even more promotes industrial repositioning upgrading and Green Development, the inherence for building resource-conserving and environmentally friendly industrial system
It is required that.
To strengthen industrial energy consumption information monitoring conscientiously, industrial energy consumption condition predicting pre-alerting ability is improved, accelerates to promote industry
Change and information-based depth integration, successively four dispatches in 2012 2011 of national Ministry of Industry and Information are supervised and instruct various regions " energy-conservation
The construction of emission reduction information monitoring system ".Industrial energy, which is constituted, includes many aspects such as water, electricity, gas, heat, and measuring equipment is complicated more
Sample, including various measuring instruments, sensor, transmitter etc., because water, electricity, gas, heat belong to different industry fields, this
It is difficult unified, national also ununified technical specification and standard that the data type of a little equipment, communication modes, which are even more,.Also exactly
Because these reasons, the collection of multi-energy data turns into the difficult point that " energy-saving and emission-reduction information monitoring system " is built.
Application of the data collection station in power system is more and more universal, while the requirement to data collection station product
Also more and more higher, needs higher reliability when data collection station is run, but the single supply used at present in existing art to
Distribution terminal is powered, and when power supply breaks down, data collection station is also out of service immediately so that data collection station is run
Reliability is not high, and when there is power supply trouble, data collection station can not then work.
In addition, the function of current data collection station is also relatively simple, External Functionality Interface is fixed, data acquisition list
One, it is impossible to meet modern enterprise multiple types, the collection demand of big data.For example, the data terminal bus of some producers connects
Mouth is also a lot, such as RS485, MBUS has, but hardware is fixed, can only be used by the configuration dispatched from the factory, but some are existing
The equipment interface of field collection is not known, such as the equipment of RS485 interfaces is more, the equipment without MBUS interfaces, if this
When RS485 interfaces load capacity of the number of devices more than RS485 interfaces, then a same terminal can only be installed again, with
The collection of the data at the scene of just completing.Not only communication bus interface type is single for current data collection station, be relatively fixed, and
Different EBIs can not be changed；And the load capacity of single communication interface is limited, when the quantity of live same category of device surpasses
When crossing the load capacity of terminal, a same terminal device can only be installed additional.Still it can be very good at present without an enterprise
Into the collection and statistical analysis of whole multi-energy data.More enterprises are the acquisition management for completing local data, it is impossible to true
The situation of the comprehensive energy consumption of positive reflection enterprise, unlikely provides accurate administrative analysis data.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of data collection station of dual power supply input, it can not only
The power pack of enough data collection stations that high stability is realized with cheap cost, and data collection station can be improved
The flexibility used at the scene and the cost of reduction data collecting system.
The present invention solves its technical problem and adopted the technical scheme that：A kind of data collection station of dual power supply input, bag
Power module and energy source data acquisition terminal are included, the power module is connected with energy source data acquisition terminal, the multi-energy data
Acquisition terminal is connected by communication network with energy management system main website, it is characterized in that, also including data acquisition unit and communication
Bus unit, the input of the data acquisition unit is connected with the energy measurement instrument at scene, and output end is adopted with multi-energy data
The IEEE for collecting terminal is connected, the input of the communication bus unit and the output end circuit of data acquisition unit,
Output end is connected with the IEEE of energy source data acquisition terminal；The power module includes Switching Power Supply and dual power supply
Switching device, the double-power supply switching device includes primary power supply, back-up power source and auxiliary reclay, described primary
Power supply is divided into two branch roads, and the normal open switch inlet wire side terminal of a branch road and auxiliary reclay is connected, another branch road with
The sucking coil connection of auxiliary reclay, the normally closed switch inlet wire side terminal of the back-up power source and auxiliary reclay connects
Connect, the outlet side terminal of normally closed switch and the outlet side terminal of normal open switch after being in parallel with Switching Power Supply with being connected.
The primary power supply is alternating current 220V power supply, and the back-up power source is direct current 220V power supplys or exchange
220V power supplys.
The Switching Power Supply is three road output switch power sources.
The energy source data acquisition terminal include processor, touch-screen, button, USB interfaces, CAN interfaces, RS485 interfaces and
IEEE, the processor is total with touch-screen, button, USB interfaces, CAN interfaces, RS485 interfaces and standard respectively
Line interface is connected；The energy source data acquisition terminal passes through CAN interfaces or the access to communication networks of RS485 interfaces and the energy
Management system main website is connected.
The processor includes ARM9 processors.The IEEE include data receiver circuit, data transtation mission circuit,
Control circuit and connecting interface, the data receiver circuit, data transtation mission circuit and control one end of circuit respectively with processor
It is connected, the other end is connected with connecting interface respectively；Described data receiver circuit and data transtation mission circuit is provided with high-speed light
Coupler, the control circuit is provided with Low speed photo coupler.
The data acquisition unit include single-chip microcomputer, communication interface, display circuit, reset circuit, filter circuit, crystal oscillating circuit and
Data acquisition circuit, the single-chip microcomputer respectively with communication interface, display circuit, reset circuit, filter circuit, crystal oscillating circuit sum
It is connected according to Acquisition Circuit.
The data acquisition unit includes 0-5V analog acquisitions unit, 4-20mA analog acquisitions unit, semaphore collection
One or more in unit and remote signal collecting unit.
The communication bus unit includes one kind or many in RS-485 bus communications unit and M-BUS bus communication units
Kind.
The beneficial effects of the invention are as follows：The present invention realizes dual power supply by double-power supply switching device and inputted, when power supply goes out all the way
During existing failure, another road power supply is automatically switched to, the operational reliability of the data collection station is not only increased, and with work(
The characteristics of consuming low and low cost.The present invention is by by energy source data acquisition terminal and data acquisition unit and communication bus unit
Blocking criteria design is carried out, the dilatancy of product is not only increased, product is preferably adapted to various complicated live numbers
According to collection environment, and make communication interface and collecting unit flexible configuration, various multi-energy datas can be carried out effectively unifying, and
The various communication modes of compatible current main-stream, complete the online precise acquisition of data, provide a whole set of for data application person complete
Accurate energy consumption data, realizes " energy management " truly.
Brief description of the drawings：
Fig. 1 is structural representation of the invention；
Fig. 2 is the theory diagram of power module of the present invention；
Fig. 3 is the circuit diagram of power module of the present invention；
Fig. 4 is the structural representation of energy source data acquisition terminal of the present invention；
Fig. 5 is the circuit diagram of processor of the present invention；
Fig. 6 is the circuit diagram of IEEE of the present invention；
Fig. 7 is the circuit diagram of semaphore collecting unit of the present invention.
Embodiment illustrates the technical characterstic of this programme for that can understand, below by embodiment, and combines
Its accompanying drawing, the present invention will be described in detail.Following disclosure provides many different embodiments or example is used for realizing this
The different structure of invention.In order to simplify disclosure of the invention, hereinafter the part and setting of specific examples are described.This
Outside, the present invention can in different examples repeat reference numerals and/or letter.This repetition is for simplified and clear mesh
, the relation between discussed various embodiments itself are not indicated and/or are set.It should be noted that illustrated in the accompanying drawings
Part be not drawn necessarily to scale.Present invention omits the description to known assemblies and treatment technology and process so that avoid need not
The strategic point limitation present invention.
As shown in Fig. 1 and Fig. 2, a kind of data collection station of dual power supply input of the invention, it include power module,
Energy source data acquisition terminal, data acquisition unit and communication bus unit, the power module connect with energy source data acquisition terminal
Connect, the energy source data acquisition terminal is connected by communication network with energy management system main website, the data acquisition unit
Input is connected with the energy measurement instrument at scene, and output end is connected with the IEEE of energy source data acquisition terminal, institute
State the mark of the input of communication bus unit and the output end circuit of data acquisition unit, output end and energy source data acquisition terminal
Quasi- EBI is connected；The power module includes Switching Power Supply and double-power supply switching device, the double-power supply switching device bag
Primary power supply, back-up power source and auxiliary reclay are included, the primary power supply is divided into two branch roads, a branch road
It is connected with the normal open switch inlet wire side terminal of auxiliary reclay, the sucking coil connection of another branch road and auxiliary reclay is described
The normally closed switch inlet wire side terminal connection of back-up power source and auxiliary reclay, the outlet side terminal of normally closed switch and normally opened is opened
The outlet side terminal of pass is connected after being in parallel together with Switching Power Supply.As shown in figure 3, power module of the present invention includes switch
Power supply PT-45 and double-power supply switching device, the Switching Power Supply are three road output switch power sources, the double-power supply switching device bag
Primary power supply P5, back-up power source P4 and auxiliary reclay HF115FA-2Z are included, the primary power supply is using friendship
220V power supplys are flowed, the back-up power source uses direct current 220V power supplys, and the primary power supply P5 is divided to for two branch roads, one
Bar branch road is connected with auxiliary reclay HF115FA-2Z normal open switch inlet wire side terminal, another branch road and auxiliary reclay
HF115FA-2Z sucking coil connection, the back-up power source P4 and auxiliary reclay HF115FA-2Z's is normally closed
Switch the connection of inlet wire side terminal, the outlet side terminal of normally closed switch and the outlet side terminal of normal open switch with after being in parallel with switch
Power supply PT-45 connections.Wherein, primary power supply P5 is alternating current 220V power supply, and back-up power source P4 is direct current
220V power supplys, when primary power supply normal power supply, are powered by primary power supply, double after primary power supply power down
Power transfer device road automatically switches to back-up power source, is powered by back-up power source, it is ensured that data acquisition is whole
Hold reliability service.In addition, back-up power source of the present invention can also use alternating current 220V power supply.As shown in Fig. 4,
The energy source data acquisition terminal includes processor, touch-screen, button, USB interfaces, CAN interfaces, RS485 interfaces and standard
EBI, the processor connects with touch-screen, button, USB interfaces, CAN interfaces, RS485 interfaces and STD bus respectively
Mouth is connected；The energy source data acquisition terminal passes through CAN interfaces or the access to communication networks of RS485 interfaces and energy management
System main website is connected.The processor uses model AT91SAM9260 ARM9 processors, as shown in Figure 5
AT91SAM9260 has 6 communication interfaces；The data collection station is designed to identical using 4 communication interfaces therein
Standard interface bus.Data acquisition unit or communication bus unit can be directly plugged on each interface bus, Ke Yixiang
Mutually replace.As shown in Fig. 6, IEEE of the present invention includes data receiver circuit, data transtation mission circuit, control
Circuit and connecting interface M100-M2, the data receiver circuit, data transtation mission circuit and control circuit one end respectively with place
Manage device to be connected, the other end is connected with connecting interface respectively.Described data receiver circuit and data transtation mission circuit is provided with height
Fast photo-coupler 6N137, the control circuit is provided with Low speed photo coupler PS2501L-4.The data collection station is matched somebody with somebody
The EBI of 4 tunnel standards has been put, various data acquisition units and communication bus unit can have been connected.
Fig. 6 is IEEE circuit diagram all the way, and wherein TXD3 and RXD3 connect AT91SAM9260's
TXD3 and RXD3 pins, for data acquisition unit or the communication bus interface of communication bus unit, GPIO1-GPIO4 points
Not Lian Jie AT91SAM9260 PB20, PB21, PB22, PB23 pins, for data acquisition unit or communication bus unit
Control pin.Other three tunnels with this all the way, corresponding A T91SAM9260 other communication interfaces and IO mouthfuls respectively.
The connecting interface of IEEE is by three groups of signal line groups into first group is A1-A16, and second group is B1-B10, the 3rd
Group is C1-C10, and data acquisition unit or communication bus unit are arranged in connecting interface.It is of the present invention as shown in Fig. 7
Semaphore collecting unit include single-chip microcomputer, communication interface, display circuit, reset circuit, filter circuit, crystal oscillating circuit and data
Acquisition Circuit, the single-chip microcomputer is adopted with communication interface, display circuit, reset circuit, filter circuit, crystal oscillating circuit and data respectively
Collector is connected.
Data acquisition unit of the present invention includes 0-5V analog acquisitions unit, 4-20mA analog acquisitions unit, letter
One or more in number amount collecting unit and remote signal collecting unit, above-mentioned data acquisition unit is using ATMEL
ATMEGA64 single-chip microcomputers can gather four road semaphores as processor；The jamproof energy of terminal is improved by light-coupled isolation
Power and reliability.Data acquisition unit communication protocol is write using C language, and technical threshold is than relatively low, general commissioning staff's warp
Crossing training can write, and reduce site operation technical difficulty.
Communication bus unit of the present invention is included in RS-485 bus communications unit and M-BUS bus communication units
One or more.
The present invention realizes dual power supply by double-power supply switching device and inputted, and when power supply breaks down all the way, automatically switches to
Another road power supply, realizes the automatic switchover between duplex feeding power supply, and reliability is high, and low in energy consumption, small volume, low cost has
Obvious economic benefit.
Energy source data acquisition terminal and data acquisition unit and communication bus unit of the present invention use modularization mark
Quasi- design, not only increases the dilatancy of product, product is preferably adapted to various complicated on-site data gathering environment, and
And data acquisition unit is designed to support the disparate modules of communication, for different energy device hardware interfaces,
From different collecting unit modules, the interface of different hardware equipment is realized in the way of " apolegamy ", makes communication interface and adopts
Collect unit flexible configuration, various multi-energy datas can be carried out effectively unifying, and the various communication modes of compatible current main-stream, it is complete
Into the online precise acquisition of data, the energy consumption data of a whole set of complete and accurate is provided for data application person, is realized truly
" energy management ".The present invention will solve the part problem during " energy-saving and emission-reduction information monitoring system " is built, the person that is data application
The energy consumption data of a whole set of complete and accurate is provided, the development worked for " energy-saving and emission-reduction " provides strong technology and data supporting.
The above is the preferred embodiment of the present invention, for those skilled in the art, is not being taken off
On the premise of from the principle of the invention, some improvements and modifications can also be made, these improvements and modifications are also regarded as the present invention's
Protection domain.
Claims (10)
1. a kind of data collection station of dual power supply input, including power module and energy source data acquisition terminal, the power supply mould
Block is connected with energy source data acquisition terminal, and the energy source data acquisition terminal passes through communication network and energy management system main website phase
Connect, it is characterized in that, also including data acquisition unit and communication bus unit, input and the scene of the data acquisition unit
Energy measurement instrument is connected, and output end is connected with the IEEE of energy source data acquisition terminal, the communication bus unit
Input and data acquisition unit output end circuit, output end is connected with the IEEE of energy source data acquisition terminal
；The power module include Switching Power Supply and double-power supply switching device, the double-power supply switching device include primary power supply,
Back-up power source and auxiliary reclay, the primary power supply are divided into two branch roads, a branch road and auxiliary reclay
Normal open switch inlet wire side terminal is connected, the connection of the sucking coil of another branch road and auxiliary reclay, the back-up power source with
The normally closed switch inlet wire side terminal connection of auxiliary reclay, the outlet side terminal of normally closed switch and the outlet side terminal of normal open switch
It is connected after being in parallel together with Switching Power Supply.
2. a kind of data collection station of dual power supply input according to claim 1, it is characterized in that, the primary power supply
Power supply is alternating current 220V power supply, and the back-up power source is direct current 220V power supplys.
3. a kind of data collection station of dual power supply input according to claim 1, it is characterized in that, the primary power supply
Power supply and back-up power source are alternating current 220V power supply.
4. a kind of data collection station of dual power supply input according to claim 1 or 2 or 3, it is characterized in that, the switch
Power supply is three road output switch power sources.
5. a kind of data collection station of dual power supply input according to claim 1 or 2 or 3, it is characterized in that, institute
State energy source data acquisition terminal total including processor, touch-screen, button, USB interfaces, CAN interfaces, RS485 interfaces and standard
Line interface, the processor respectively with touch-screen, button, USB interfaces, CAN interfaces, RS485 interfaces and IEEE
It is connected；The energy source data acquisition terminal passes through CAN interfaces or the access to communication networks of RS485 interfaces and energy management system
System main website is connected.
6. a kind of data collection station of dual power supply input according to claim 5, it is characterized in that, the processor bag
Include ARM9 processors.
7. a kind of data collection station of dual power supply input according to claim 5, it is characterized in that, the STD bus
Interface includes data receiver circuit, data transtation mission circuit, control circuit and connecting interface, the data receiver circuit, data hair
Power transmission road and one end of control circuit are connected with processor respectively, and the other end is connected with connecting interface respectively；Described data connect
Receive circuit and data transtation mission circuit is provided with High-Speed Coupled Device, the control circuit is provided with Low speed photo coupler.
8. a kind of data collection station of dual power supply input according to claim 1 or 2 or 3, it is characterized in that, the data
Collecting unit includes single-chip microcomputer, communication interface, display circuit, reset circuit, filter circuit, crystal oscillating circuit and data acquisition electricity
Road, the single-chip microcomputer respectively with communication interface, display circuit, reset circuit, filter circuit, crystal oscillating circuit and data acquisition circuit
It is connected.
9. a kind of data collection station of dual power supply input according to claim 8, it is characterized in that, the data acquisition
Unit is adopted including 0-5V analog acquisitions unit, 4-20mA analog acquisitions unit, semaphore collecting unit and remote signal
Collect the one or more in unit.
10. a kind of data collection station of dual power supply input according to claim 1 or 2 or 3, it is characterized in that,
The communication bus unit includes the one or more in RS-485 bus communications unit and M-BUS bus communication units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610882683.7A CN106941275A (en) | 2016-10-10 | 2016-10-10 | A kind of data collection station of dual power supply input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610882683.7A CN106941275A (en) | 2016-10-10 | 2016-10-10 | A kind of data collection station of dual power supply input |
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| CN106941275A true CN106941275A (en) | 2017-07-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134282A (en) * | 2020-09-30 | 2020-12-25 | 徐州徐工环境技术有限公司 | Dual-power supply system of soil detection vehicle |
| CN114884837A (en) * | 2022-05-13 | 2022-08-09 | 湖南科技大学 | Reliable data acquisition device suitable for high-temperature environment of steel mill and maintenance method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467164A (en) * | 2014-11-25 | 2015-03-25 | 国核信息科技有限公司 | Dual-power-supply input data acquisition terminal |
| CN204271740U (en) * | 2014-11-25 | 2015-04-15 | 国核信息科技有限公司 | A kind of data collection station of duplicate supply input |
-
2016
- 2016-10-10 CN CN201610882683.7A patent/CN106941275A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467164A (en) * | 2014-11-25 | 2015-03-25 | 国核信息科技有限公司 | Dual-power-supply input data acquisition terminal |
| CN204271740U (en) * | 2014-11-25 | 2015-04-15 | 国核信息科技有限公司 | A kind of data collection station of duplicate supply input |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134282A (en) * | 2020-09-30 | 2020-12-25 | 徐州徐工环境技术有限公司 | Dual-power supply system of soil detection vehicle |
| CN114884837A (en) * | 2022-05-13 | 2022-08-09 | 湖南科技大学 | Reliable data acquisition device suitable for high-temperature environment of steel mill and maintenance method |
| CN114884837B (en) * | 2022-05-13 | 2023-11-28 | 湖南科技大学 | Reliable data acquisition device and maintenance method suitable for high-temperature environment of steel mill |
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Application publication date: 20170711 |