CN106253451A - A kind of power module - Google Patents
A kind of power module Download PDFInfo
- Publication number
- CN106253451A CN106253451A CN201610655213.7A CN201610655213A CN106253451A CN 106253451 A CN106253451 A CN 106253451A CN 201610655213 A CN201610655213 A CN 201610655213A CN 106253451 A CN106253451 A CN 106253451A
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- CN
- China
- Prior art keywords
- circuit
- power
- power supply
- input power
- input
- 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.)
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Classifications
-
- 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
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention discloses a kind of power module, including input power, and the input power selection circuit on input power, described input power selection circuit is provided with electromagnetic interface filter, described electromagnetic interface filter is provided with change-over circuit, described change-over circuit is provided with direct current output and power supply status supervisory circuit, is provided with State-output device after described power supply status supervisory circuit；The power module of the present invention, simple in construction, input power selection circuit is under the control of input power observation circuit and computer system, it is achieved normal 28V power supply and the switching of emergent 28V power supply.The major function of DC/DC changer is to realize voltage conversion and isolation, and power supply status observation circuit includes input and output end voltage monitoring, judges and export fault-signal, the advantage such as have that voltage regulation factor is high, load regulation high and transient response is fast.
Description
Technical field
The present invention relates to a kind of power module, belong to power module field.
Background technology
Power module be Power Electronic Technique application a key areas, wherein PWM-type high frequency switch power by
In having the outstanding advantages such as efficiency is high, volume is little and lightweight, it is thus achieved that be widely applied.The control circuit of Switching Power Supply has
Voltage-controlled type and current-control type two kinds, the former is a single closed loop voltage control system, inputs low-response;The latter exists
Remain outside output voltage feedback control, add again an inductor current feedback controlling unit, by by outputting inductance
Current signal compares with voltage error amplifier output signal, thus regulates dutycycle, makes outputting inductance peak point current
Tracking error change in voltage and change.
Summary of the invention
(1) to solve the technical problem that
For solving the problems referred to above, the present invention proposes a kind of power module.
(2) technical scheme
The power module of the present invention, including the input power selection circuit on input power, and input power, described input electricity
Source selection circuit is provided with electromagnetic interface filter, and described electromagnetic interface filter is provided with change-over circuit, and described change-over circuit is provided with direct current
Output and power supply status supervisory circuit, be provided with State-output device after described power supply status supervisory circuit.
As preferential technical scheme, described input power is 28V power supply and emergent 28V power supply.
As preferential technical scheme, described change-over circuit is DC/DC conversion.
(3) beneficial effect
Compared with prior art, it has the advantages that the power module of the present invention, simple in construction, input to the present invention
Power selection circuit is under the control of input power observation circuit and computer system, it is achieved normal 28 V power supplys and emergent 28
The switching of V power supply.The major function of DC/DC changer is to realize voltage conversion and isolation, power supply status observation circuit bag
Include input and output end voltage monitoring, judge and export fault-signal, there is voltage regulation factor height, load regulation height and wink
The advantages such as state response is fast.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
1-input power；2-power selection circuit；3-EMI wave filter；4-change-over circuit；5-direct current exports；6-power supply shape
State supervisory circuit；7-State-output device.
Detailed description of the invention
A kind of power module, selects including the input power on input power 1, and input power 1
Circuit 2, described input power selection circuit 2 is provided with electromagnetic interface filter 3, and described electromagnetic interface filter 3 is provided with change-over circuit 4, institute
State change-over circuit 4 and be provided with direct current output 5 and power supply status supervisory circuit 6, after described power supply status supervisory circuit 6, be provided with state
Output device 7.
Wherein, described input power 1 is 28V power supply and emergent 28V power supply；Described change-over circuit 4 is changed for DC/DC.
The power module of the present invention, simple in construction, input power selection circuit is at input power observation circuit and computer
Under the control of system, it is achieved normal 28 V power supplys and the switching of emergent 28 V power supplys.The major function of DC/DC changer
Being to realize voltage conversion and isolation, power supply status observation circuit includes input and output end voltage monitoring, judges and export event
Barrier signal, the advantage such as have that voltage regulation factor is high, load regulation high and transient response is fast.
Embodiment described above is only to be described the preferred embodiment of the present invention, the not structure to the present invention
Think and scope is defined.On the premise of without departing from design concept of the present invention, this area ordinary person technology to the present invention
Various modification that scheme is made and improvement, all should drop into protection scope of the present invention, the technology contents that the present invention is claimed,
All record in detail in the claims.
Claims (3)
1. a power module, it is characterised in that: include the input power selection circuit on input power, and input power,
Described input power selection circuit is provided with electromagnetic interface filter, and described electromagnetic interface filter is provided with change-over circuit, described change-over circuit
It is provided with direct current output and power supply status supervisory circuit, after described power supply status supervisory circuit, is provided with State-output device.
Power module the most according to claim 1, it is characterised in that: described input power is 28V power supply and emergent 28V electricity
Source.
Power module the most according to claim 1, it is characterised in that: described change-over circuit is DC/DC conversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610655213.7A CN106253451A (en) | 2016-08-11 | 2016-08-11 | A kind of power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610655213.7A CN106253451A (en) | 2016-08-11 | 2016-08-11 | A kind of power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106253451A true CN106253451A (en) | 2016-12-21 |
Family
ID=58078416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610655213.7A Pending CN106253451A (en) | 2016-08-11 | 2016-08-11 | A kind of power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106253451A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985571A (en) * | 2021-03-25 | 2021-06-18 | 梅特勒-托利多(常州)精密仪器有限公司 | Digital weighing sensor and weighing system thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453131A (en) * | 2008-12-29 | 2009-06-10 | 安徽风日光电科技有限责任公司 | Intelligent controller used for uncertain energy source conversion, storage and utilization |
| CN104253475A (en) * | 2014-09-11 | 2014-12-31 | 国家电网公司 | Off-grid photovoltaic VRLAB (Valve Regulated Lead Acid Battery) energy storage control device and working method thereof |
| CN104868574A (en) * | 2014-07-30 | 2015-08-26 | 北汽福田汽车股份有限公司 | Vehicle-mounted charging device |
| CN205070589U (en) * | 2015-11-05 | 2016-03-02 | 厦门理工学院 | Multi -functional ACDC converting means |
| CN105680554A (en) * | 2015-12-28 | 2016-06-15 | 海鹰航空通用装备有限责任公司 | Power supply and distribution control device for unmanned aerial vehicle |
| CN105680525A (en) * | 2016-04-06 | 2016-06-15 | 国网电力科学研究院武汉南瑞有限责任公司 | A charging vehicle power supply system based on mixed buses and a control method thereof |
-
2016
- 2016-08-11 CN CN201610655213.7A patent/CN106253451A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453131A (en) * | 2008-12-29 | 2009-06-10 | 安徽风日光电科技有限责任公司 | Intelligent controller used for uncertain energy source conversion, storage and utilization |
| CN104868574A (en) * | 2014-07-30 | 2015-08-26 | 北汽福田汽车股份有限公司 | Vehicle-mounted charging device |
| CN104253475A (en) * | 2014-09-11 | 2014-12-31 | 国家电网公司 | Off-grid photovoltaic VRLAB (Valve Regulated Lead Acid Battery) energy storage control device and working method thereof |
| CN205070589U (en) * | 2015-11-05 | 2016-03-02 | 厦门理工学院 | Multi -functional ACDC converting means |
| CN105680554A (en) * | 2015-12-28 | 2016-06-15 | 海鹰航空通用装备有限责任公司 | Power supply and distribution control device for unmanned aerial vehicle |
| CN105680525A (en) * | 2016-04-06 | 2016-06-15 | 国网电力科学研究院武汉南瑞有限责任公司 | A charging vehicle power supply system based on mixed buses and a control method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985571A (en) * | 2021-03-25 | 2021-06-18 | 梅特勒-托利多(常州)精密仪器有限公司 | Digital weighing sensor and weighing system thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161221 |
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| WD01 | Invention patent application deemed withdrawn after publication |