CN202696262U - Inversion emergency power supply - Google Patents
Inversion emergency power supply Download PDFInfo
- Publication number
- CN202696262U CN202696262U CN 201220326094 CN201220326094U CN202696262U CN 202696262 U CN202696262 U CN 202696262U CN 201220326094 CN201220326094 CN 201220326094 CN 201220326094 U CN201220326094 U CN 201220326094U CN 202696262 U CN202696262 U CN 202696262U
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- inversion
- power supply
- unit
- emergency power
- emergency
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Abstract
The utility model is suitable for the field of power supplies, and provides an inversion emergency power supply which comprises a charging unit connected with a mains supply through a switch device, a storage battery pack connected with the charging unit, an inversion unit connected with the storage battery pack through the switch device, a monitoring unit respectively connected with the charging unit, the storage battery pack and the inversion unit, and a switchover device which switches an emergency output end to the mains supply or the inversion unit. The three-phase output inversion emergency power supply is broadly applied to accident prompt and emergency lighting in the industries of shipbuilding and ship maintenance and the like, is reasonable, stable and reliable in circuit structure, is free from interference of harmonic waves and spaces, does not pollute a power grid, and therefore is a pure green power.
Description
Technical field
The utility model belongs to field of power supplies, relates in particular to a kind of inversion emergency power supply.
Background technology
Inversion is the process that direct current is transformed into alternating current, is the reverse process of rectification, for example uses the electric locomotive of thyristor, when descending DC motor is moved as generator brake, and the potential energy of locomotive is transformed into electric energy, and counter delivering in the AC network gone.
Nearly 20 years, inverter experienced simulation control, and the digital-to-analogue mixing controls to digital differentiation, the further miniaturized intelligent of the continuous enlarged configuration of capacity.Inverter is widely used in electric power, communication, industrial equipment, satellite communication equipment, military vehicle-mounted, ambulance, police car, boats and ships, solar energy and wind power generation field.At present, the inversion emergency power supply that uses in fields such as boats and ships does not have the 36V three-phase to export this electric pressure, can not satisfy well the instructions for use in the fields such as boats and ships.
The utility model content
The utility model embodiment provides a kind of inversion emergency power supply, and being intended to solve the inversion emergency power supply that uses in fields such as boats and ships does not have the 36V three-phase to export this electric pressure, can not satisfy well the problem of the instructions for use in the fields such as boats and ships.
The utility model embodiment is achieved in that a kind of inversion emergency power supply, comprising:
The charhing unit that is electrically connected with the city by switching device;
The batteries that is connected with described charhing unit;
The inversion unit that is connected with described batteries by switching device;
The monitoring unit that is connected respectively with described charhing unit, batteries, inversion unit; And
Emergent output is switched to the switching device shifter of civil power or inversion unit.
Further, described monitoring unit adopts the LED display unit.
Further, described switching device shifter adopts the contactor circuit breaker.
Further, described inversion emergency power supply adopts the 32-bit number signal processing chip control take RISC as core.
The three-phase output inversion emergency power supply that the utility model embodiment provides is widely used in the industry accident prompting emergency lightings such as shipbuilding, shiprepair, and the circuit structure reasonably stability is reliable, disturbs without harmonic wave and space, electrical network is not polluted pure green power supply.
Description of drawings
Fig. 1 is the structure chart of the inversion emergency power supply that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Fig. 1 shows the structure of the inversion emergency power supply that the utility model embodiment provides, and for convenience of explanation, only shows the part relevant with the utility model embodiment.
This inversion emergency power supply comprises charhing unit 11, batteries 12, inversion unit 13, monitoring unit 14, switching device shifter 15.
Switching device shifter 15 output of will meeting an urgent need switches to civil power or inversion unit 13 and is connected.
During mains-supplied, 36V exchanges input by carrying out lightning protection processing and electromagnetic interference (Electromagnetic Interference in the charhing unit 11, EMI) filtering, convert high voltage direct current to through rectification, adopt again high-frequency soft switch full-bridge converter technique to convert the required 36V direct voltage of isolation to, and for batteries 12 provides charging current, provide operating current for the regular load of system simultaneously.
During mains failure, system converts three-phase 36V sinusoidal ac through batteries 12 to by inverter, provides pure reliable sine wave to conventional load, emergency lighting, other purposes power supplies.。
In the utility model embodiment, charhing unit 11 adopts high stability insulation grid bipolar transistor (Insulated Gate Bipolar Transistor, IGBT) realize all filling floating charge in conjunction with fuzzy control and automatically switch, the high ripple coefficient of voltage stabilization and current stabilization precision is little.
Switching device shifter 15 adopts high-performance contactor circuit breaker, detects by the digital circuit suitable time-delay switching between control civil power and the stand-by power supply through IV.
Inverter among the utility model embodiment can adopt with Reduced Instruction Set Computer (Reduced Instruction Set Computer, RISC) be the 32-bit number signal processing chip control of core, with direct current 36V power inverter output AC 36V pure sine wave power supply, and online programming is to the light and shade of accident emergency illumination and automatically control the blanking time of light and shade, and the prompting staff leaves safely.
In the utility model embodiment, the input voltage of charhing unit 11 is AC36V ± 20%, and incoming frequency is 45-75Hz, and charging voltage is AC200-240V, charging current is 1-8A, charging modes for all fill, floating charge changes automatically.
The output rated power of inversion unit 13 is 3KW, 6KW, 10KW, it is the same with civil power when ac output voltage is normal, 22V-36V ± 5V when emergent, waveform distortion factor (THD)≤5%, the interchange output frequency is 50HZ ± 0.05HZ, inversion efficiency (80% resistive load) emergency service time 〉=90% is thrown device switching time (ms)≤20ms mutually.Defencive function comprises output overloading, short circuit, overtemperature protection, accumulator super-charge, Cross prevention etc.
The three-phase output inversion emergency power supply that the utility model embodiment provides is widely used in the industry accident prompting emergency lightings such as shipbuilding, shiprepair, and the circuit structure reasonably stability is reliable, disturbs without harmonic wave and space, electrical network is not polluted pure green power supply.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (4)
1. an inversion emergency power supply is characterized in that, described inversion emergency power supply comprises:
The charhing unit that is electrically connected with the city by switching device;
The batteries that is connected with described charhing unit;
The inversion unit that is connected with described batteries by switching device;
The monitoring unit that is connected respectively with described charhing unit, batteries, inversion unit; And
Emergent output is switched to the switching device shifter of civil power or inversion unit.
2. inversion emergency power supply as claimed in claim 1 is characterized in that, described monitoring unit adopts the LED display unit.
3. inversion emergency power supply as claimed in claim 1 is characterized in that, described switching device shifter adopts the contactor circuit breaker.
4. inversion emergency power supply as claimed in claim 1 is characterized in that, described inversion emergency power supply adopts the 32-bit number signal processing chip control take RISC as core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326094 CN202696262U (en) | 2012-07-06 | 2012-07-06 | Inversion emergency power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220326094 CN202696262U (en) | 2012-07-06 | 2012-07-06 | Inversion emergency power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202696262U true CN202696262U (en) | 2013-01-23 |
Family
ID=47551822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220326094 Expired - Fee Related CN202696262U (en) | 2012-07-06 | 2012-07-06 | Inversion emergency power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202696262U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333957A (en) * | 2014-11-22 | 2015-02-04 | 临沂施乃通电气技术有限公司 | Transformer substation intelligence type illuminating system |
| CN106208361A (en) * | 2016-09-12 | 2016-12-07 | 国家电网公司 | Metering all switch cabinet emergency service method, the emergency power sources of self-preparing, emergency power supply system |
| CN108092407A (en) * | 2018-01-24 | 2018-05-29 | 上海振华重工(集团)股份有限公司 | A kind of ship emergency lighting system |
| CN108494077A (en) * | 2018-04-20 | 2018-09-04 | 国网湖北省电力有限公司孝感供电公司 | A kind of Multifunctional portable power source device and its operating method for optical fiber splicer |
-
2012
- 2012-07-06 CN CN 201220326094 patent/CN202696262U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333957A (en) * | 2014-11-22 | 2015-02-04 | 临沂施乃通电气技术有限公司 | Transformer substation intelligence type illuminating system |
| CN106208361A (en) * | 2016-09-12 | 2016-12-07 | 国家电网公司 | Metering all switch cabinet emergency service method, the emergency power sources of self-preparing, emergency power supply system |
| CN108092407A (en) * | 2018-01-24 | 2018-05-29 | 上海振华重工(集团)股份有限公司 | A kind of ship emergency lighting system |
| CN108494077A (en) * | 2018-04-20 | 2018-09-04 | 国网湖北省电力有限公司孝感供电公司 | A kind of Multifunctional portable power source device and its operating method for optical fiber splicer |
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Legal Events
| 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 |
Granted publication date: 20130123 Termination date: 20150706 |
|
| EXPY | Termination of patent right or utility model |