CN107124039A - A kind of intelligent integrated switch board - Google Patents
A kind of intelligent integrated switch board Download PDFInfo
- Publication number
- CN107124039A CN107124039A CN201710512743.0A CN201710512743A CN107124039A CN 107124039 A CN107124039 A CN 107124039A CN 201710512743 A CN201710512743 A CN 201710512743A CN 107124039 A CN107124039 A CN 107124039A
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- Prior art keywords
- switch
- cabinet
- intelligent integrated
- dual
- switch board
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- 238000012546 transfer Methods 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims abstract description 15
- 239000000446 fuel Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 8
- 230000009977 dual effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H02J13/0075—
-
- 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
-
- 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
- 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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
-
- 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
- Y04S20/242—Home appliances
-
- 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
- Y04S20/248—UPS systems or standby or emergency generators
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides a kind of intelligent integrated switch board, including cabinet and cabinet door, provided with PLC controls, HUB interchangers and dual-power transfer switch inside the cabinet, the PLC controls and HUB switchboard direct connections, the PLC controls are also associated with multiple contactors, one end of the contactor is connected by switch with dual-power transfer switch, other end connection electricity consumption facility；The dual-power transfer switch connects civil power and generating equipment respectively；The cabinet door is provided with touch-screen, and the touch-screen is connected with HUB interchangers, and the HUB interchangers are connected with Background control；The present invention controls each power unit using PLC, can access equipment In Oil Service Station management system, monitors, manages the operation conditions of each electrical equipment, realizes that remote intelligent is managed.
Description
Technical field
The present invention relates to a kind of controller switching equipment, and in particular to a kind of intelligent integrated switch board.
Background technology
There is inlet wire power distribution cabinet in existing gas station, oil-immersed pump power distribution cabinet, 3~4 kinds of power distribution cabinets compositions, system such as light distribution cabinet
The specification for making the electric wire used in producer's difference, standard disunity, cabinet and switch is not inconsistent with field load, easily occurs thing on fire
Therefore.Field connection is in disorder, causes to safeguard and transforms difficulty.
Gas station's intelligent power distribution cabinet carries out a variety of power distribution cabinets at scene integrated.According to the actual demand of each gas station, enter
Row is unified and standard.Highly integrated control, Automated condtrol is carried out by PLC.Employee need to only operate on the computer of gas station lobby,
Electrical equipment used in station can be controlled.In emergency circumstances it can also cut off the electricity supply nearby.
The content of the invention
In order to solve problems of the prior art, the invention provides a kind of intelligent integrated switch board.
Technical scheme is as follows：
Inside a kind of intelligent integrated switch board, including cabinet and cabinet door, the cabinet provided with PLC controls, HUB interchangers and
Dual-power transfer switch, the PLC controls and HUB switchboard direct connections, the PLC controls are also associated with multiple contactors, described
One end of contactor is connected by switch with dual-power transfer switch, other end connection electricity consumption facility；The dual power supply conversion is opened
Close connection civil power and generating equipment respectively；The cabinet door is provided with touch-screen, and the touch-screen is connected with HUB interchangers, described
HUB interchangers are connected with Background control.
In order to tackle the generation of emergency, the cabinet door provided with switch emergent control, the switch emergent control with
Dual-power transfer switch is connected.
Intelligent electric meter is provided with inside overall power consumption, the cabinet in order to record, the intelligent electric meter is changed with dual power supply
Switch connection.
The present invention can provide the electricity consumption of various electricity consumption facilities, and the electricity consumption facility includes fuel charger, lighting apparatus, neck pipe
System and boiler room.
Ventilating filter screen is provided with the outside of despumation during for cabinet inner ventilation, the cabinet.
Deposit for convenience and be provided with file on the inside of some data loggings, the cabinet door.
Hand is provided with from change-over switch on the outside of the switching for automatically controlling and controlling manually, the cabinet door in order to meet.
Use for convenience, power supply indicator is provided with the outside of the cabinet door, the power supply indicator includes power autonomous refer to
Show lamp and mains supply indicator lamp.
In order to improve service life, dual-power transfer switch uses ZTSQ2 series switch.
The present invention has advantages below relative to prior art：
1st, all electric elements are all installed to box house by the present invention by the way of vulnerabilities scan forceful electric power, it is to avoid behaviour
Make the exposed band electrical component of human contact, it is to avoid the possibility of electric shock.
2nd, the present invention will illumination, oiling mechanomotive force and control, latent oil pump power and control, the power supply collection of other electrical equipments
Into to a cabinet.
3rd, the present invention controls each power unit using PLC, can access equipment In Oil Service Station management system, monitors, manages each use
The operation conditions of electric equipment, realizes that remote intelligent is managed.
4th, the signal of centralized Control, the power supply of all terminal electrical equipments in gas station and every detection device all collects
Into power distribution room, the centralized and unified control of the intelligent power distribution cabinet is accessed, cancels original each scattered control cabinet.
5th, remote operation, the computer of gas station lobby is connected with the power distribution cabinet by netting twine, and staff can not enter
Power distribution station, can only be operated on the computer interface of lobby to power distribution cabinet, reach safety and timely purpose, also can be in power distribution cabinet
It is manually operated in cabinet door.
6th, essential safety, all loops are controlled using weakness, it is to avoid operating personnel contact more than 24V voltages, realize this
Matter safety；Overload protection function is installed to the equipment component of gas station additional, when apparatus overload, active disconnecting circuit prevents equipment
Overload is damaged.
7th, emergency cut-off, emergency cut-off button is provided with outside business hall or business hall and power distribution cabinet is accessed, tight running into
It can be cut off in the case of urgency in the very first time and start general supply and then stopping and starting device.Reach in emergency circumstances safeguard protection
Purpose.
Multifunction electric meter is installed on the 8th, multifunction electric meter, power distribution cabinet, the voltage of current electric grid can be both monitored and show,
Electric current, frequency.Active and reactive power is measured, total power consumption is shown, or counts time sharing electrical energy on a time period, form is generated, supplies
Analysis is used.
Electrical fire disaster monitoring instrument table is installed on the 9th, gas station's electrical fire monitoring, power distribution cabinet.Low pressure can be monitored in real time to match somebody with somebody
Live wire fault to ground is produced in electric system residual current and distribution box or cable temperature, to judge to cause electrically with early warning
The hidden danger of fire.Monitoring detector is set to important area in gas station, it is mutual by residual current when being leaked electricity in loop
Sensor (LF) current phasor and it is not zero, detector (SCK) monitors real-time residual current value.Set if residual current value is more than
During fixed protection value, detector sends sound and light alarm signal, and can automatically cut off fault loop by electrical apparatus release (K) and power.Visit
Survey device (SCK) and pass through the real-time monitoring circuit temperature of temperature sensor (PT).When loop temperature is abnormal, detector (SCK) monitoring
It is more than the protection value of setting to temperature value, detector sends sound and light alarm signal, and can automatically cut off protective wire by electrical apparatus release K
Road power supply, so as to reduce and reduce the generation of electrical fire, ensures the security of the lives and property.Monitoring data Real-time Feedback is into electric cabinet
Or terminal monitoring equipment.
10th, remote maintenance functions, power distribution cabinet is provided with wireless communication module using GPRS signals, and producer can realize remotely
Monitoring, remotely updating program, remote maintenance remotely urges the functions such as money.User can realize that remote handset is operated, monitoring device operation
State.Also can the prompting of automatic push short message.
Brief description of the drawings
Fig. 1 is the connection diagram of each part of the invention.
Embodiment
Below in conjunction with accompanying drawing, a kind of intelligent integrated switch board of the present invention is described in further detail.
As shown in figure 1, a kind of intelligent integrated switch board of the present invention, including cabinet and cabinet door, cabinet inside is provided with PLC controls
System, HUB interchangers and dual-power transfer switch, PLC controls and HUB switchboard direct connections, PLC controls are also associated with multiple contacts
Device, one end of contactor is connected by switch with dual-power transfer switch, other end connection electricity consumption facility；Dual-power transfer switch
Civil power and generating equipment are connected respectively；Cabinet door is provided with touch-screen, and touch-screen is connected with HUB interchangers, HUB interchangers and backstage
Control connection.Switch emergent control is connected with dual-power transfer switch；Intelligent electric meter, intelligent electric meter and double electricity are provided with inside cabinet
Source changeover switch is connected.Electricity consumption facility includes fuel charger, lighting apparatus, neck guard system and boiler room.Provided with ventilation on the outside of cabinet
It is provided with the inside of screen pack, cabinet door on the outside of file, cabinet door and power supply indicator, institute is provided with from the outside of change-over switch, cabinet door provided with hand
Stating power supply indicator includes power autonomous indicator lamp and mains supply indicator lamp, and in order to improve service life, dual power supply conversion is opened
Close and use ZTSQ2 series switch.
Dual-power transfer switch, the function is used to connect generator, and generator is started in the state of civil power is not inputted,
The function is automatically switched to generator powered.Mains-supplied is switched again in the state of civil power has input
Scram button, according to GB50156《Refueling station design construction standard》It is required that equipment emergent stopping should be provided for
Button.Scram button is used for the power supply for controlling whole gas station in business room, in case of emergency can be with emergency power off
Intelligent electric meter, measures the electrical parameters such as line voltage, electric current, active power, reactive power, power factor (PF), frequency and adopts
Intuitively shown with liquid crystal
Touch-screen, can receive the induction type liquid crystal display device of the input signals such as contact, replace mechanical push button panel,
Realize natural man-machine interaction mode
Interchanger, is installed in switch board, realizes the mutual communication of PLC, touch-screen, backstage host computer, connected mode
Only need common netting twine
Background control computer, the computer is directly installed on business hall foreground, is connected by netting twine with switch board, can be to control
Cabinet processed directly sends manipulation order
PLC, using Siemens's programmable logic controller (PLC), its internally stored program, execution logic computing, order
The user oriented instructions such as control, timing, counting and arithmetical operation, and it is various by numeral or analog pattern input/output control
The machinery of type or the process of production.
Breaker, is installed in switch board, and it, which is acted on, connects and disjunction load circuit, it is also possible to control infrequently to start
Motor.Its function is equivalent to knife switch, overcurrent relay, no-voltage relay, electrothermal relay and earth leakage protective device etc.
The function summation of electrical appliance part or whole, is a kind of important protection electrical equipment in power distribution cabinet
Contactor, fast shut-off exchange and direct current major loop and can be frequently switched on and high current control (reach at 800A) is electric
The device on road, contactor can not only be switched on and off circuit, but also with the effect of low-voltage release guard.Controlled by PLC
System, the effect of its Small current control high current.
The present invention be directed to gas station's distribution system exploitation Special distribution cabinet, by gas station's electric distribution, light distribution,
Oil-immersed pump domination set is integrated；Using PLC control modules, realize that touch-screen controls each current supply circuit, it is to avoid operating personnel contact
More than 24V voltages, realize essential safety, and artificial operation is switched to during failure；Pass in and out cabinet wiring and use lower inlet wire connection side
Formula, reserves temporary electricity special purpose interface；Possessing can cut off the electricity supply rapidly under emergency cut-off function, accident condition；Power supply is installed certainly
Dynamic switching switch, can be achieved municipal administration power supply and power autonomous automatic switchover, with it is supporting it is generator combined use, can be achieved from
Function is opened, without manually starting.
Key componentses and material normative reference such as following table：
| Title | Model specification |
| Dual-power transfer switch | ZTSQ2 series |
| Breaker | RIVIM1 series, NSX series, DZ158-125 series, IC65N series |
| Contactor | LC1D95 series, LC1D65 series |
| Housing | The thick cold bundle steel plates of the ㎜ of HXKZ housings/2.0 |
| Busbar | TMY series |
| Insulated conductor | BVR, BV series |
| Insulated support | M6 series |
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (9)
1. a kind of intelligent integrated switch board, including cabinet and cabinet door, it is characterised in that controlled inside the cabinet provided with PLC,
HUB interchangers and dual-power transfer switch, the PLC controls and HUB switchboard direct connections, the PLC controls are also associated with multiple
Contactor, one end of the contactor is connected by switch with dual-power transfer switch, other end connection electricity consumption facility；It is described double
Transfer switch connects civil power and generating equipment respectively；The cabinet door is provided with touch-screen, the touch-screen and HUB interchangers
Connection, the HUB interchangers are connected with Background control.
2. a kind of intelligent integrated switch board as claimed in claim 1, it is characterised in that the cabinet door is provided with the urgent control of switch
System, the switch emergent control is connected with dual-power transfer switch.
3. a kind of intelligent integrated switch board as claimed in claim 2, it is characterised in that provided with intelligence electricity inside the cabinet
Table, the intelligent electric meter is connected with dual-power transfer switch.
4. a kind of intelligent integrated switch board as claimed in claim 3, it is characterised in that the electricity consumption facility include fuel charger,
Lighting apparatus, neck guard system and boiler room.
5. a kind of intelligent integrated switch board as claimed in claim 4, it is characterised in that ventilation filter is provided with the outside of the cabinet
Net.
6. a kind of intelligent integrated switch board as claimed in claim 5, it is characterised in that file is provided with the inside of the cabinet door.
7. a kind of intelligent integrated switch board as claimed in claim 6, it is characterised in that changed certainly provided with hand on the outside of the cabinet door
Switch.
8. a kind of intelligent integrated switch board as claimed in claim 7, it is characterised in that power supply instruction is provided with the outside of the cabinet door
Lamp, the power supply indicator includes power autonomous indicator lamp and mains supply indicator lamp.
9. a kind of intelligent integrated switch board as claimed in claim 8, it is characterised in that dual-power transfer switch uses ZTSQ2
Series switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710512743.0A CN107124039A (en) | 2017-06-29 | 2017-06-29 | A kind of intelligent integrated switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710512743.0A CN107124039A (en) | 2017-06-29 | 2017-06-29 | A kind of intelligent integrated switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107124039A true CN107124039A (en) | 2017-09-01 |
Family
ID=59720217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710512743.0A Pending CN107124039A (en) | 2017-06-29 | 2017-06-29 | A kind of intelligent integrated switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107124039A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441650A (en) * | 2018-11-14 | 2019-03-08 | 中铁十七局集团第工程有限公司 | A kind of applicable high methane tunnel is uninterruptedly from opening pressure stabilizing power supply ventilated control system |
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|---|---|---|---|---|
| US5592074A (en) * | 1992-06-26 | 1997-01-07 | Canon Kabushiki Kaisha | Battery power supply system |
| CN201191712Y (en) * | 2008-04-14 | 2009-02-04 | 深圳市深泰明科技有限公司 | Low voltage AC cabinet for touching integrated intelligent transforming plant |
| CN101917058A (en) * | 2010-08-26 | 2010-12-15 | 深圳市国立智能电力科技有限公司 | Method and system for switching backup power supply |
| US20120306270A1 (en) * | 2011-05-31 | 2012-12-06 | Lsis Co., Ltd. | Energy management apparatus and energy management method, and energy management system including energy management apparatus |
| CN103956828A (en) * | 2014-04-29 | 2014-07-30 | 宁夏维益电气有限公司 | Medium and low voltage electricity distribution intelligent terminal |
| CN203788040U (en) * | 2014-01-12 | 2014-08-20 | 深圳市佩特机电设备有限公司 | Touch screen power source automatic switching cabinet |
| CN204497589U (en) * | 2015-03-20 | 2015-07-22 | 黄冈职业技术学院 | Multifunctional ligand electrical control cabinet |
| CN206922507U (en) * | 2017-06-29 | 2018-01-23 | 甘肃华兴石油工程有限责任公司 | A kind of intelligent integrated switch board |
-
2017
- 2017-06-29 CN CN201710512743.0A patent/CN107124039A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5592074A (en) * | 1992-06-26 | 1997-01-07 | Canon Kabushiki Kaisha | Battery power supply system |
| CN201191712Y (en) * | 2008-04-14 | 2009-02-04 | 深圳市深泰明科技有限公司 | Low voltage AC cabinet for touching integrated intelligent transforming plant |
| CN101917058A (en) * | 2010-08-26 | 2010-12-15 | 深圳市国立智能电力科技有限公司 | Method and system for switching backup power supply |
| US20120306270A1 (en) * | 2011-05-31 | 2012-12-06 | Lsis Co., Ltd. | Energy management apparatus and energy management method, and energy management system including energy management apparatus |
| CN203788040U (en) * | 2014-01-12 | 2014-08-20 | 深圳市佩特机电设备有限公司 | Touch screen power source automatic switching cabinet |
| CN103956828A (en) * | 2014-04-29 | 2014-07-30 | 宁夏维益电气有限公司 | Medium and low voltage electricity distribution intelligent terminal |
| CN204497589U (en) * | 2015-03-20 | 2015-07-22 | 黄冈职业技术学院 | Multifunctional ligand electrical control cabinet |
| CN206922507U (en) * | 2017-06-29 | 2018-01-23 | 甘肃华兴石油工程有限责任公司 | A kind of intelligent integrated switch board |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441650A (en) * | 2018-11-14 | 2019-03-08 | 中铁十七局集团第工程有限公司 | A kind of applicable high methane tunnel is uninterruptedly from opening pressure stabilizing power supply ventilated control system |
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Application publication date: 20170901 |
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