CN108153370A - A kind of lower electric time sequence control device and method - Google Patents
A kind of lower electric time sequence control device and method Download PDFInfo
- Publication number
- CN108153370A CN108153370A CN201711463157.8A CN201711463157A CN108153370A CN 108153370 A CN108153370 A CN 108153370A CN 201711463157 A CN201711463157 A CN 201711463157A CN 108153370 A CN108153370 A CN 108153370A
- Authority
- CN
- China
- Prior art keywords
- power supply
- power
- operating voltage
- sequence
- module
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/625—Regulating voltage or current wherein it is irrelevant whether the variable actually regulated is ac or dc
Abstract
The application provides a kind of lower electric time sequence control device, and described device includes：Power detecting feedback module, for when detecting equipment power input power input exception, the power input abnormal conditions to be fed back to power supply time-sequence control module and energy-storage module；Energy-storage module, in the case of the power input abnormal conditions for receiving the power detecting feedback module feedback, its required operating voltage to be provided for the power supply time-sequence control module；Power supply time-sequence control module, for in the case of the power input abnormal conditions for receiving the power detecting feedback module feedback, obtain the delay time table of electric control under local pre-stored equipment Zhong Ge roads power supply, when detecting that operating voltage that the energy-storage module is provided does not drop to the effective operating voltage of power supply time-sequence control module, according to the delay time table, according to electricity under preset lower electricity sequence successively control device Zhong Ge roads power supply.
Description
Technical field
This application involves a kind of power supply provisioning technique more particularly to a kind of lower electric time sequence control device and methods.
Background technology
For many years, in order to ensure that equipment starts and shutdown is normal, equipment damage is avoided, the power unit in equipment is carried out
Power-on and power-off timing control is just particularly important.General device has Power switches, can be realized by Power switchgears
Power-on and power-off timing control requirement to power unit.But for some emergency cases, such as trip so that Power switchs nothing
Method normal switching-off equipment may cause equipment inside chip to damage, and equipment is again started up abnormal or can not start.
Existing technical solution be by power supply sequence controller control device power supply it is enabled, by checking that voltage becomes
Change the power supply in pass hull closure successively.But power supply of the power supply sequence controller successively in pass hull closure needs certain time, it is right
In some emergency cases, power supply sequence controller has insufficient time to the power supply in pass hull closure successively, the safety of equipment
Also there are certain hidden danger for property.
Invention content
In view of this, the application provides a kind of lower electric time sequence control device and method.
Specifically, the application is achieved by the following technical solution：
A kind of lower electric time sequence control device, described device include power detecting feedback module, energy-storage module, power supply sequential control
Molding block；
The power detecting feedback module, described in when detecting equipment power input power input exception, inciting somebody to action
Power input abnormal conditions feed back to power supply time-sequence control module and energy-storage module；
The energy-storage module, for receiving the power input abnormal conditions of the power detecting feedback module feedback
In the case of, provide its required operating voltage for the power supply time-sequence control module；
The power supply time-sequence control module, for different in the power input for receiving the power detecting feedback module feedback
In the case of reason condition, the delay time table of electric control under local pre-stored equipment Zhong Ge roads power supply is obtained, when detecting
When the operating voltage that the energy-storage module is provided does not drop to the effective operating voltage of power supply time-sequence control module, prolonged according to described
Slow timetable, according to electricity under preset lower electricity sequence successively control device Zhong Ge roads power supply.
A kind of lower electric sequential control method, the method includes：
When detecting equipment power input power input exception, the power input abnormal conditions are fed back into power supply
Power supply in sequence controller and equipment；
When receiving fed back power input abnormal conditions, the power supply in equipment is the power supply timing control
Device provides its required operating voltage；
When receiving fed back power input abnormal conditions, each road that the acquisition of power supply sequence controller is locally stored is electric
The delay time table of electric control under source, when the operating voltage for detecting that power supply is provided by power supply sequence controller in equipment
When not dropping to effective operating voltage of power supply sequence controller, according to the delay time table of the acquisition, under preset
Electric sequence electricity under the power supply of control device Zhong Ge roads successively.
By the technical solution of the application, the time electric under power supply sequence controller control power supply is effectively extended, it can be with
Power supply sequence controller is made to carry out lower electric timing control to equipment Zhong Ge roads power supply, equipment is caused to open when avoiding abnormal power-down
The occurrence of moving exception or can not starting.
Description of the drawings
It is required attached in being described below to embodiment in order to illustrate more clearly of the technical solution of the embodiment of the present application
Figure is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments described in the application, for
For those of ordinary skill in the art, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is that a kind of a kind of structure of electric timing control lower in the prior art shown in one exemplary embodiment of the application is shown
It is intended to；
Fig. 2 is a kind of a kind of structure diagram of lower electric time sequence control device shown in one exemplary embodiment of the application；
Fig. 3 is the signal of electric sequential under a kind of Power Management Design to equipment Zhong Ge roads shown in one exemplary embodiment of the application
Figure；
Fig. 4 is a kind of a kind of preferred structure signal of lower electric time sequence control device shown in one exemplary embodiment of the application
Figure；
Fig. 5 is a kind of a kind of implementing procedure figure of lower electric sequential control method shown in one exemplary embodiment of the application.
Specific embodiment
Here exemplary embodiment will be illustrated in detail, example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the application.
It is only merely for the purpose of description specific embodiment in term used in this application, and is not intended to be limiting the application.
It is also intended in the application and " one kind " of singulative used in the attached claims, " described " and "the" including majority
Form, unless context clearly shows that other meanings.It is also understood that term "and/or" used herein refers to and wraps
Containing one or more associated list items purposes, any or all may be combined.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the application
A little information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, not departing from
In the case of the application range, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determining ".
A kind of lower electric time sequence control device that the application provides is illustrated first, which can specifically include power supply
Detect feedback module, energy-storage module, power supply time-sequence control module；
The power detecting feedback module, described in when detecting equipment power input power input exception, inciting somebody to action
Power input abnormal conditions feed back to power supply time-sequence control module and energy-storage module；
The energy-storage module, for receiving the power input abnormal conditions of the power detecting feedback module feedback
In the case of, provide its required operating voltage for the power supply time-sequence control module；
Power supply time-sequence control module, in the power input exception feelings for receiving the power detecting feedback module feedback
In the case of condition, the delay time table of electric control under local pre-stored equipment Zhong Ge roads power supply is obtained, it is described when detecting
When the operating voltage that energy-storage module is provided does not drop to the effective operating voltage of power supply time-sequence control module, during according to the delay
Between table, according to preset lower electricity sequence successively electricity under the power supply of control device Zhong Ge roads.
Stated in the background, existing technical solution is made by power supply in power supply sequence controller control device
Can, by checking voltage change pass hull closure Zhong Ge roads power supply successively, as shown in Figure 1.But due to power supply sequence controller
Pass hull closure Zhong Ge roads power supply needs certain time successively, for some emergency cases, such as trips, power supply sequence controller
Pass hull closure Zhong Ge roads power supply successively is had insufficient time to, there are certain hidden danger for the safety of equipment.It is asked based on above-mentioned
Topic, the application are improved prior art, effectively extend the time electric under power supply sequence controller control power supply, can
So that power supply sequence controller carries out equipment Zhong Ge roads power supply lower electric timing control.In order to timing control electric under the application
Device further illustrates, provides the following example：
It is a kind of structural representation of lower electric time sequence control device in a kind of illustrative embodiments of the application with reference to figure 2
Figure, the wherein device include power detecting feedback module 10, energy-storage module 20, power supply time-sequence control module 30；
The power detecting feedback module 10, for when detecting equipment power input power input exception, by institute
It states power input abnormal conditions and feeds back to energy-storage module 20 and power supply time-sequence control module 30.Wherein described power input is wrapped extremely
Include that abnormal power-down, supply voltage are unstable, and power input refers to AC input.The technical solution of the application feeds back power detecting
Point is placed on the power input of equipment, it is meant that directly detects AC input, the abnormal conditions of AC input are timely feedbacked to storage
It can module 20 and power supply time-sequence control module 30.
The energy-storage module 20, for receive the power input that the power detecting feedback module 10 fed back abnormal
In the case of situation, its required operating voltage is provided for the power supply time-sequence control module 30.Wherein described energy-storage module
20 are additionally operable to when the equipment power input input power is normal, required for providing it for the equipment Zhong Ge roads power supply
Operating voltage.When equipment power input power input exception, i.e., AC input exception when, within the limited time, ensure
Power supply time-sequence control module can be orderly lower electric to equipment Zhong Ge roads power supply according to preset lower electricity sequence.Therefore when equipment electricity
During the input terminal power input exception of source, i.e., AC input exception when, need to provide its for power supply time-sequence control module 30 required
Operating voltage provides one time that can be worked normally for it.
The power supply time-sequence control module 30, in the power supply for receiving the power detecting feedback module 10 and being fed back
In the case of abnormal conditions, the delay time table of electric control under local pre-stored equipment Zhong Ge roads power supply is obtained, works as detection
When the operating voltage provided to the energy-storage module 20 does not drop to power supply 30 effective operating voltage of time-sequence control module, according to
The delay time table, according to electricity under preset lower electricity sequence successively control device Zhong Ge roads power supply.Wherein as shown in figure 3,
There are 8 road power supplys in one equipment, need it is sequential lower electric control is carried out to it, since equipment Zhong Mei roads power supply has energy storage
Capacitance, and it loads weight and differs, and the lower electricity time is also inconsistent, it is therefore desirable to when planning the lower electricity of Hao Mei roads power supply in advance
Between, electric delay time under the power supply of Ji Mei roads, it is meant that wherein power supply is when starting lower electricity all the way, when setting certain delay
Between, ensure its smoothly lower electricity, when electricity finishes under the road power supply, then carry out down the lower electric control of power supply all the way.The electricity wherein per road
The lower electric delay time in source is related with its own load, the storage capacitor included.It can for the lower electricity sequence of this 8 road power supply
To determine sequencing according to actual conditions.Usually in effective operating voltage of equipment internal electric source time-sequence control module 30
All it is mostly 12V, 6V, 5V etc., for the operating voltage that the energy-storage module 20 is provided, because it is energy-storage module, is carried
The operating voltage of confession can be increased over time and be reduced, and not dropped in equipment in the operating voltage that energy-storage module 20 is provided
In the case of effective operating voltage of portion's power supply time-sequence control module 30, power supply time-sequence control module can be always maintained at normal work
Make, according to the delay time table, according to electricity under preset lower electricity sequence successively control device Zhong Ge roads power supply.
In the application optional embodiment, the energy-storage module 20 specifically includes：First energy storage submodule 21 and second
Energy storage submodule 22；
The first energy storage submodule 21, for different in the power input for receiving the power detecting feedback module feedback
It is preferably that the power supply time-sequence control module 30 provides its required operating voltage in the case of reason condition；
The second energy storage submodule 22 drops to for working as the operating voltage that the first energy storage submodule 21 is provided
During effective operating voltage of power supply time-sequence control module, its required work electricity is provided for the power supply time-sequence control module
Pressure.
Wherein in the technical solution of the application, the first energy storage submodule 21 can be primary power source.It is simple to understand
For, so-called primary power source is that AC input is converted to DC outputs, and the DC outputs converted can be multiple-channel output, and DC is exported
It is inputted for equipment Zhong Ge roads power source.The power detecting feedback point of primary power source is placed on primary electricity in the prior art
Inside source, detected using AC inside primary power source, timely feedback AC input abnormal conditions.Primary power source power supply feature hold up
When time is power input exception, in the case that load is fully loaded, the normal retention time is exported, such as general power supply feature is all
Meet 20ms, it is meant that in 20ms, primary power source can keep normal power supply to export.But in practical application, 20ms
Time be not enough to reach requirement.It therefore, will if power detecting feedback module 10 is described in the technical solution of the application
The power detecting feedback point of primary power source is placed on the AC input of equipment, directly detects AC input, and abnormal conditions are anti-in time
It feeds energy-storage module 20 and power supply time-sequence control module 30, when effectively extending electric under power supply sequence controller control power supply
Between.When equipment power input AC input exception, energy-storage module 20 can be provided for power supply time-sequence control module needed for it in time
The operating voltage wanted.
In the technical solution of the application, the second energy storage submodule 22 can include several storage capacitors.For one
The multichannel DC power supply that secondary source is provided, as shown in figure 4, being added between primary power source and power supply time-sequence control module 30 several
Storage capacitor.Wherein selected several storage capacitors are depending on actual conditions, according to the load feelings of equipment Zhong Mei roads power supply
Condition can remove selection storage capacitor.In the case where not influencing each road power supply of equipment, select capacitance, voltage value larger as far as possible
Storage capacitor.
In the optional embodiment of the application, the power supply time-sequence control module 30 can specifically be divided into：Delay time
Table acquisition submodule 31, detection sub-module 32, lower electric control submodule 33.
Wherein whether detection sub-module 32 is specifically used for detecting operating voltage that the second energy storage submodule 22 provided
Effective operating voltage of power supply time-sequence control module 30 is not dropped to.
The the first energy storage submodule 21 and the second energy storage submodule 22 wherein included for energy-storage module 20, i.e., above-mentioned institute
The primary power source and several storage capacitors said, due to the reason of circuit design, when detecting AC input exception, in primary power source
There is also storage capacitors in portion, can there is certain normal output time, i.e., above-mentioned described hold up time, when described
In, can be that power supply time-sequence control module 30 provides operating voltage；When more than the time, several storage capacitors are
Power supply time-sequence control module 30 provides operating voltage, until when the operating voltage that several storage capacitors are provided is less than power supply
Effective operating voltage of sequence control module 30.For the power supply feature hold up time of primary power source, with primary power source institute
The load of connection is related, and the load that best primary power source is connected accounts for the 60% of its full-load power hereinafter, thus quite as possible
Hold up time are extended in covert.
By described above, in power detecting feedback module 10, power detecting feedback point is placed on equipment
Power input directly detects AC input, relative to the existing lower electric time, extends time T1, you can in advance to equipment
Zhong Ge roads power supply carries out orderly lower electric control；Second energy storage submodule 22 is provided for the power supply time-sequence control module 3
The time of normal work is denoted as T2；For primary power source when its 60% power is used below, extended output is normal to keep
Time is denoted as T3；T4, as hold up time are denoted as the output of the primary power source full load normal retention time；Last electricity
Electric time T=T1+T2+T3+T4 under the effectively control power supply of source time-sequence control module 30, can be to equipment within this time
Zhong Ge roads power supply carries out lower electric timing control, and equipment is caused to start exception when avoiding abnormal power-down or can not start situation
Occur.
Corresponding with the embodiment of above-mentioned lower electric time sequence control device, this application provides a kind of lower electric sequential control methods
Embodiment, specific implementation flow chart as shown in figure 5, specifically including following steps：
When detecting equipment power input power input exception, the power input abnormal conditions are fed back by S101
To the power supply in power supply sequence controller and equipment；
S102, when receiving fed back power input abnormal conditions, when the power supply in equipment is the power supply
Sequence controller provides its required operating voltage；
S103, when receiving fed back power input abnormal conditions, the acquisition of power supply sequence controller is locally stored
The delay time table of electric control under each road power supply；
S104, when detecting that the operating voltage that power supply is provided by power supply sequence controller in equipment do not drop to electricity
During effective operating voltage of source sequence controller, according to the delay time table of the acquisition, according to preset lower electricity sequence successively
It is electric under the power supply of control device Zhong Ge roads.
The effect realization process of each step specifically refers to the realization process that step is corresponded in above device in the above method,
Details are not described herein.
For embodiment of the method, since it corresponds essentially to device embodiment, so related part is referring to device reality
Apply the part explanation of example.The apparatus embodiments described above are merely exemplary, wherein described be used as separating component
The unit of explanation may or may not be physically separate, and the component shown as unit can be or can also
It is not physical unit, you can be located at a place or can also be distributed in multiple network element.It can be according to reality
It needs that some or all of module therein is selected to realize the purpose of application scheme.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
The present invention can be described in the general context of calculated value executable instruction performed by computer, such as program
Module.Usually, program module includes routines performing specific tasks or implementing specific abstract data types, program, object, group
Part, data structure etc..The present invention can also be put into practice in a distributed computing environment, in these distributed computing environment, by
Task is performed and connected remote processing devices by communication network.In a distributed computing environment, program module can be with
In the local and remote computer storage media including storage device.
The above is only the specific embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of lower electric time sequence control device, which is characterized in that described device include power detecting feedback module, energy-storage module,
Power supply time-sequence control module；
The power detecting feedback module, for when detecting equipment power input power input exception, by the power supply
Input abnormal conditions feed back to power supply time-sequence control module and energy-storage module；
The energy-storage module, in the situation for the power input abnormal conditions for receiving the power detecting feedback module feedback
Under, provide its required operating voltage for the power supply time-sequence control module；
The power supply time-sequence control module, in the power input exception feelings for receiving the power detecting feedback module feedback
In the case of condition, the delay time table of electric control under local pre-stored equipment Zhong Ge roads power supply is obtained, it is described when detecting
When the operating voltage that energy-storage module is provided does not drop to the effective operating voltage of power supply time-sequence control module, during according to the delay
Between table, according to preset lower electricity sequence successively electricity under the power supply of control device Zhong Ge roads.
2. the apparatus according to claim 1, which is characterized in that the energy-storage module includes the first energy storage submodule and second
Energy storage submodule；
The first energy storage submodule, in the power input abnormal conditions for receiving the power detecting feedback module feedback
In the case of, it is preferably that the power supply time-sequence control module provides its required operating voltage；
The second energy storage submodule drops to power supply sequential for working as the operating voltage that the first energy storage submodule is provided
During effective operating voltage of control module, its required operating voltage is provided for the power supply time-sequence control module.
3. the apparatus of claim 2, which is characterized in that
The second energy storage submodule includes several storage capacitors.
4. the apparatus of claim 2, which is characterized in that the power supply time-sequence control module is specifically used for：
In the case of the power input abnormal conditions for receiving the power detecting feedback module feedback, obtain and locally deposit in advance
The delay time table of electric control under the equipment Zhong Ge roads power supply of storage, when the work for detecting the second energy storage submodule and being provided
When voltage does not drop to the effective operating voltage of power supply time-sequence control module, according to the delay time table, according to preset lower electricity
It is sequentially electric under the power supply of control device Zhong Ge roads successively.
5. a kind of lower electric sequential control method, which is characterized in that the method includes：
When detecting equipment power input power input exception, the power input abnormal conditions are fed back into power supply sequential
Power supply in controller and equipment；
When receiving fed back power input abnormal conditions, the power supply in equipment is carried for the power supply sequence controller
For its required operating voltage；
When receiving fed back power input abnormal conditions, under each road power supply that the acquisition of power supply sequence controller is locally stored
The delay time table of electric control, when detecting that power supply is not fallen by the operating voltage that power supply sequence controller provides in equipment
It is suitable according to preset lower electricity according to the delay time table of the acquisition when dropping down onto effective operating voltage of power supply sequence controller
Sequence electricity under the power supply of control device Zhong Ge roads successively.
6. according to the method described in claim 5, it is characterized in that, the power supply includes：
First power supply, in the situation for the power input abnormal conditions for receiving the power detecting feedback module feedback
Under, provide its required operating voltage for the power supply time-sequence control module；
Second power supply drops to power supply time-sequence control module for working as the operating voltage that first power supply is provided
Effective operating voltage when, provide its required operating voltage for the power supply time-sequence control module.
7. according to the method described in claim 6, it is characterized in that,
Second power supply includes several storage capacitors.
8. according to the method described in claim 6, it is characterized in that, described ought receive fed back power input abnormal conditions
When, power supply sequence controller obtains the delay time table of electric control under each road power supply being locally stored, and is supplied when detecting in equipment
When power supply does not drop to effective operating voltage of power supply sequence controller by the operating voltage that power supply sequence controller provides,
According to the delay time table of the acquisition, according to electricity under preset lower electricity sequence successively control device Zhong Ge roads power supply, including：
When receiving fed back power input abnormal conditions, under each road power supply that the acquisition of power supply sequence controller is locally stored
The delay time table of electric control, when the operating voltage for detecting that the second power supply is provided by power supply sequence controller in equipment
When not dropping to effective operating voltage of power supply sequence controller, according to the delay time table of the acquisition, under preset
Electric sequence electricity under the power supply of control device Zhong Ge roads successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711463157.8A CN108153370A (en) | 2017-12-28 | 2017-12-28 | A kind of lower electric time sequence control device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711463157.8A CN108153370A (en) | 2017-12-28 | 2017-12-28 | A kind of lower electric time sequence control device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108153370A true CN108153370A (en) | 2018-06-12 |
Family
ID=62462524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711463157.8A Pending CN108153370A (en) | 2017-12-28 | 2017-12-28 | A kind of lower electric time sequence control device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108153370A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110750378A (en) * | 2019-09-30 | 2020-02-04 | 山东信通电子股份有限公司 | Multi-power-supply power-off sequential circuit and power-off method |
| CN111082801A (en) * | 2019-12-06 | 2020-04-28 | 杭州迪普科技股份有限公司 | Time sequence control system and electronic equipment |
| CN113014970A (en) * | 2019-12-20 | 2021-06-22 | 海信视像科技股份有限公司 | Display apparatus and display control method |
| CN113093619A (en) * | 2021-04-06 | 2021-07-09 | 无锡海斯凯尔医学技术有限公司 | Method and device for controlling power-on and power-off time sequence, chip and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104273A (en) * | 2009-12-17 | 2011-06-22 | 北大方正集团有限公司 | Power-down time sequence control device and method for multiple power supplies |
| CN103078615A (en) * | 2011-12-29 | 2013-05-01 | 上海寰创通信科技股份有限公司 | Delay circuit and method thereof |
| CN103368750A (en) * | 2013-06-24 | 2013-10-23 | 华为技术有限公司 | Power supply time sequence circuit and power supplying method |
| EP2958210A1 (en) * | 2014-06-20 | 2015-12-23 | Hamilton Sundstrand Corporation | Power delivery system with mitigation for radiation induced single event latch-up microelectronic devices |
| CN107134266A (en) * | 2017-05-12 | 2017-09-05 | 京东方科技集团股份有限公司 | Display driver circuit, display drive method and display device |
-
2017
- 2017-12-28 CN CN201711463157.8A patent/CN108153370A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104273A (en) * | 2009-12-17 | 2011-06-22 | 北大方正集团有限公司 | Power-down time sequence control device and method for multiple power supplies |
| CN103078615A (en) * | 2011-12-29 | 2013-05-01 | 上海寰创通信科技股份有限公司 | Delay circuit and method thereof |
| CN103368750A (en) * | 2013-06-24 | 2013-10-23 | 华为技术有限公司 | Power supply time sequence circuit and power supplying method |
| EP2958210A1 (en) * | 2014-06-20 | 2015-12-23 | Hamilton Sundstrand Corporation | Power delivery system with mitigation for radiation induced single event latch-up microelectronic devices |
| CN107134266A (en) * | 2017-05-12 | 2017-09-05 | 京东方科技集团股份有限公司 | Display driver circuit, display drive method and display device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110750378A (en) * | 2019-09-30 | 2020-02-04 | 山东信通电子股份有限公司 | Multi-power-supply power-off sequential circuit and power-off method |
| CN111082801A (en) * | 2019-12-06 | 2020-04-28 | 杭州迪普科技股份有限公司 | Time sequence control system and electronic equipment |
| CN111082801B (en) * | 2019-12-06 | 2023-09-26 | 杭州迪普科技股份有限公司 | Time sequence control system and electronic equipment |
| CN113014970A (en) * | 2019-12-20 | 2021-06-22 | 海信视像科技股份有限公司 | Display apparatus and display control method |
| CN113093619A (en) * | 2021-04-06 | 2021-07-09 | 无锡海斯凯尔医学技术有限公司 | Method and device for controlling power-on and power-off time sequence, chip and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108153370A (en) | A kind of lower electric time sequence control device and method | |
| US10003200B2 (en) | Decentralized module-based DC data center | |
| US10164457B2 (en) | Charging method and apparatus | |
| CN106463989B (en) | Engine starting and battery supporting module | |
| US10054966B2 (en) | Battery backup units and systems including bypassing circuitry for regulating outputs | |
| US20100039840A1 (en) | Ac-to-dc voltage conversion and charging circuitry | |
| US10727544B2 (en) | Uninterruptible power supply and battery activation operation method thereof | |
| CN104025421A (en) | Method and apparatus of master selection logic in ups parallel system | |
| US8742624B1 (en) | N+1 power supply system upgrade using dual output power supplies | |
| US10622807B2 (en) | Power source redundancy in a power supply | |
| US20170163086A1 (en) | Automatic ups bypass load sharing | |
| US20170358934A1 (en) | Battery Management Systems Having Battery Failure Detection and Related Methods and Uninterruptible Power Supplies (UPSs) | |
| TW201547154A (en) | Battery charge system with transition control that protects adapter components when transitioning from battery mode to adapter mode | |
| US7555665B2 (en) | Method and apparatus of disabling converters in a power module | |
| CN106329474A (en) | Protection device and method of operating same, computer program product, and electrical installation | |
| US9727104B2 (en) | Various PSUs adaptive server and method | |
| CN111446718B (en) | Power supply method, system, power supply device and storage medium | |
| US10054647B2 (en) | Fault detection | |
| CN111542983B (en) | Boosting battery voltage using boost converter | |
| US20170117745A1 (en) | Method for supplying power and uninterruptible power supply equipment | |
| US9819346B2 (en) | PLC system | |
| US10718819B2 (en) | Power module health test | |
| CN209961891U (en) | Intelligent test system of power supply unit | |
| CN107391324B (en) | Test control device and method of storage system | |
| JP5731913B2 (en) | Storage battery charge / discharge control device, power control system, and storage battery charge / discharge control method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180612 |