CN204706941U - High voltage input and low-voltage exports uninterrupted for distribution integrating device - Google Patents
High voltage input and low-voltage exports uninterrupted for distribution integrating device Download PDFInfo
- Publication number
- CN204706941U CN204706941U CN201520472162.5U CN201520472162U CN204706941U CN 204706941 U CN204706941 U CN 204706941U CN 201520472162 U CN201520472162 U CN 201520472162U CN 204706941 U CN204706941 U CN 204706941U
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- electrically connected
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- power supply
- high voltage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- 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
Abstract
The utility model discloses a kind of high voltage input and low-voltage exports uninterrupted for distribution integrating device, comprises the high voltage unit be arranged in housing, transformer unit, emergency service unit, low pressure output unit.The utility model advantage applies, for adopting the high voltage input and low-voltage way of output, by the second pass line for getting in touch with 10 kilovolts of current supply circuits, can form high-pressure side chain type supply network structure by multiple for distribution integrating device.With existing high-pressure side for penetrating compared with formula supply network structure, decreasing the usage quantity of high-tension cable, saving construction investment, reducing electric energy loss.Be applied in the electricity consumption place of long distance, wire distribution load, as descended in the tunnels such as mining, highway, high ferro, hydroelectric station, city underground over long distances, power supply reliability can be improved, when mains power fails is stopped power supply, the power load uninterrupted power supply of electricity consumption place AC and DC two kinds of character can be met, ensure engineering operation safety.
Description
Technical field
The utility model relates to for power distribution equipment, especially relates to high voltage input and low-voltage and exports uninterrupted for distribution integrating device.
Background technology
Along with the development of science and technology, in Tunnel Engineering, the continuous length in tunnel is by tens meters to tens kilometers long distance development.Tunnel Engineering the most common has freeway tunnel, Railway Tunnel, passes through massif tunnel, underground mining tunnel etc.In this environmental condition, usually all require to provide in tunnel the power loads such as illumination, ventilation, signal, automatically-monitored, personnel's fire cut to power.For the short distance tunnel of tens meters, realize above-mentioned power load high reliability to power and surface construction job facilities are powered and do not had large difference, adopt current conventional 0.4kV low-voltage dual power loop power supply, the distribution box arranging power supply entering line at load center position can meet.But, continuous length for tunnel reach several kilometers even tens kilometers time, 0.4kV low-voltage dual power loop power supply mode can not meet engineering electricity consumption requirement, can only take approximately to dig every a km in side, tunnel, namely another excavation one block space arranges that high voltage variable controller switching equipment is that in tunnel, power load is powered, and external power source draws and connects two loop high-voltage cables to each high voltage variable controller switching equipment and realize dual power supply.But the part that digs of long distance tunnel often locates only there is 200 ~ 300m3 excavated volume, and current construction technique can only adopt the quick-fried mode of artificial brill, and its result first can affect Tunnel body stability and safety, and second can affect the engineering construction cycle and improve engineering cost.
Summary of the invention
The utility model object is to provide a kind of high voltage input and low-voltage to export uninterruptedly to reach high, the integrated volume of power supply reliability little for distribution integrating device, uses with power supply in the tunnel adapting to long distance.
For achieving the above object, the utility model takes following technical proposals:
High voltage input and low-voltage described in the utility model exports uninterrupted for distribution integrating device, comprises the high voltage unit be arranged in housing, transformer unit, emergency service unit, low pressure output unit; Described high voltage unit comprises busbar, described busbar is provided with three pass lines, first, second pass line is provided with on-load switch and the electrification display of cutter with ground, first via lead-in wire is for accessing 10 kv grid loops, second pass line is for getting in touch with 10 kilovolts of current supply circuits, and the 3rd pass line is electrically connected by being with the on-load switch of two earthing and fuse protection and the transmission line circuit of electrification display and 10 kilovolts/0.4 kilovolt step-down transformer high-tension coil of transformer unit; Rectifier ac input end in the low-voltage coil of described 10 kilovolts/0.4 kilovolt of step-down transformer and described emergency service unit is electrically connected, DC output end and the battery charging end of described rectifier are electrically connected, described batteries DC output end is divided into two-way to export, the first via is exported and is electrically connected by the DC master row of circuit breaker and described low pressure output unit, and the second tunnel is exported and is electrically connected by the direct-flow input end of electric-controlled switch with the inverter controlled by PLC; The alternating current bus bar of low pressure output unit is electrically connected with the output of the double power supply converting switch controlled by described PLC, first power input of described double power supply converting switch and the low-voltage coil of described 10 kilovolts/0.4 kilovolt of step-down transformer are electrically connected, and the second source input of double power supply converting switch and the ac output end of described inverter are electrically connected.
The utility model advantage major embodiment is:
1, the high voltage input and low-voltage way of output is adopted, by described the second pass line for getting in touch with 10 kilovolts of current supply circuits, can by multiple for distribution integrating device composition high-pressure side chain type supply network structure (as shown in Figure 2,3).With existing high-pressure side for penetrating compared with formula supply network structure, decreasing the usage quantity of high-tension cable, saving construction investment, reducing electric energy loss.
2, the electricity consumption place of long distance, wire distribution load is applied in, as descended in the tunnels such as mining, highway, high ferro, hydroelectric station, city underground over long distances, power supply reliability can be improved, when mains power fails is stopped power supply, can uninterrupted power supply be realized, ensure engineering operation safety.
3, this confession distribution integrating device volume is little, therefore arranges that the space of installing needs is little, can reduce the excavated volume of cavern when arranging in tunnel, shorten the engineering construction duration largely, reduce construction investment.
4, this confession distribution integrating device can provide two kinds of powering modes of high reliability; Both Alternating Current Power Supply can be provided also can to provide direct current supply, met the power load of electricity consumption place AC and DC two kinds of character.
Accompanying drawing explanation
Fig. 1 is circuit theory schematic diagram of the present utility model.
The high-pressure side chain type supply network structured flowchart that Fig. 2 is made up of multiple the utility model.
Fig. 3 is the circuit theory schematic diagram of Fig. 2.
Embodiment
As shown in Figure 1, high voltage input and low-voltage described in the utility model exports uninterrupted for distribution integrating device, comprises the high voltage unit 1 be arranged in housing, transformer unit 2, emergency service unit 3, low pressure output unit 4; Described high voltage unit 1 comprises busbar 5, described busbar 5 is provided with three pass lines, first, second pass line is provided with on-load switch 6 and the electrification display 7 of cutter with ground, first via lead-in wire is for accessing 10 kv grid loops, second pass line is for getting in touch with 10 kilovolts of current supply circuits, and the 3rd pass line is electrically connected by 10 kilovolts/0.4 kilovolt step-down transformer 9 high-tension coil of the on-load switch 8 and electrification display and transformer unit 2 of being with two earthing and fuse protection; Rectifier 10 ac input end in the low-voltage coil of described 10 kilovolts/0.4 kilovolt of step-down transformer 9 and described emergency service unit 3 is electrically connected, DC output end and batteries 11 charging end of described rectifier 10 are electrically connected, described batteries 11 DC output end is divided into two-way to export, the first via is exported and is electrically connected by the DC master row 13 of DC circuit breaker 12 with described low pressure output unit 4, and the electric-controlled switch 15 that the second tunnel exports by being controlled by PLC 14 is electrically connected with the direct-flow input end of the inverter 16 controlled by PLC 14; The alternating current bus bar 17 of low pressure output unit 4 is electrically connected with the output of the double power supply converting switch 18 controlled by described PLC 14, first power input of described double power supply converting switch 18 and the low-voltage coil of described 10 kilovolts/0.4 kilovolt of step-down transformer 9 are electrically connected, and the second source input of double power supply converting switch 18 and the ac output end of described inverter 16 are electrically connected.
Claims (1)
1. high voltage input and low-voltage exports uninterrupted for a distribution integrating device, comprises the high voltage unit be arranged in housing, transformer unit, emergency service unit, low pressure output unit; It is characterized in that: described high voltage unit comprises busbar, described busbar is provided with three pass lines, first, second pass line is provided with on-load switch and the electrification display of cutter with ground, first via lead-in wire is for accessing 10 kv grid loops, second pass line is for getting in touch with 10 kilovolts of current supply circuits, and the 3rd pass line is electrically connected by being with the on-load switch of two earthing and fuse protection and the transmission line circuit of electrification display and 10 kilovolts/0.4 kilovolt step-down transformer high-tension coil of transformer unit; Rectifier ac input end in the low-voltage coil of described 10 kilovolts/0.4 kilovolt of step-down transformer and described emergency service unit is electrically connected, DC output end and the battery charging end of described rectifier are electrically connected, described batteries DC output end is divided into two-way to export, the first via is exported and is electrically connected by the DC master row of DC circuit breaker and described low pressure output unit, and the second tunnel is exported and is electrically connected by the direct-flow input end of electric-controlled switch with the inverter controlled by PLC; The alternating current bus bar of low pressure output unit is electrically connected with the output of the double power supply converting switch controlled by described PLC, first power input of described double power supply converting switch and the low-voltage coil of described 10 kilovolts/0.4 kilovolt of step-down transformer are electrically connected, and the second source input of double power supply converting switch and the ac output end of described inverter are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520472162.5U CN204706941U (en) | 2015-06-30 | 2015-06-30 | High voltage input and low-voltage exports uninterrupted for distribution integrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520472162.5U CN204706941U (en) | 2015-06-30 | 2015-06-30 | High voltage input and low-voltage exports uninterrupted for distribution integrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204706941U true CN204706941U (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520472162.5U Expired - Fee Related CN204706941U (en) | 2015-06-30 | 2015-06-30 | High voltage input and low-voltage exports uninterrupted for distribution integrating device |
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| CN (1) | CN204706941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958490A (en) * | 2016-07-18 | 2016-09-21 | 河南省水利勘测设计研究有限公司 | Sharing method for power supply for inverted siphon inlet and inverted siphon outlet of water delivery ditch |
| CN114006376A (en) * | 2021-11-04 | 2022-02-01 | 广东电网有限责任公司 | Voltage replenisher |
-
2015
- 2015-06-30 CN CN201520472162.5U patent/CN204706941U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105958490A (en) * | 2016-07-18 | 2016-09-21 | 河南省水利勘测设计研究有限公司 | Sharing method for power supply for inverted siphon inlet and inverted siphon outlet of water delivery ditch |
| CN114006376A (en) * | 2021-11-04 | 2022-02-01 | 广东电网有限责任公司 | Voltage replenisher |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20210630 |