CN208874347U - DC UPS power supply system peculiar to vessel - Google Patents
DC UPS power supply system peculiar to vessel Download PDFInfo
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- CN208874347U CN208874347U CN201821655781.8U CN201821655781U CN208874347U CN 208874347 U CN208874347 U CN 208874347U CN 201821655781 U CN201821655781 U CN 201821655781U CN 208874347 U CN208874347 U CN 208874347U
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Abstract
A kind of DC UPS power supply system peculiar to vessel, comprising: input power；Uninterruptible Power Module；The input terminal of Uninterruptible Power Module is connected by the first breaker with the output end of input power；Static switch, one end of static switch are connected with the output end of input power；Manual maintenance switch, one end of Manual maintenance switch are connected with the other end of the output end of input power, the output end of Uninterruptible Power Module and static switch respectively, to switch between Uninterruptible Power Module and static switch；Multiple DC Modules, multiple DC Modules are connected in parallel, the input terminal of multiple DC Modules passes through multiple second breakers respectively and is connected with the other end of Manual maintenance switch, the output end of multiple DC Modules is connected with load, switching can be powered in Uninterruptible Power Module failure, to ensure that the duration to load is powered, the stability of power supply system is improved；Meanwhile Redundancy Design is carried out to DC Module, to guarantee that stablizing for DC power supply exports.
Description
Technical field
The utility model relates to field of power supplies, in particular to a kind of DC UPS power supply system peculiar to vessel.
Background technique
Current direct current system peculiar to vessel is made of individual charger, DC Module and diode for switching.But
The relevant technologies the problem is that, due to ship'ssupply fluctuate it is very big, supply voltage is directly inputted into motor and DC Module meeting
The service life of DC Module is reduced, simultaneously as battery is constantly in the state of charge and discharge, the service life of battery can also be reduced.When straight
When streaming system failure, it can only be repaired by way of cutting off the power, and the load of direct current charge-discharge plate power supply is all to pass
Important system controls power supply, cannot power off in operational process, therefore, it is impossible to power off maintenance.
Utility model content
The purpose of the utility model is to provide a kind of DC UPS power supply systems peculiar to vessel, in order to solve ship electricity consumption
The problem of stability, provides a kind of power supply system highly-safe, stability is strong.
To solve the above problems, the first aspect of the utility model provides a kind of DC UPS power supply peculiar to vessel system
System, comprising: input power；Uninterruptible Power Module；The input terminal of the Uninterruptible Power Module passes through the first breaker and institute
The output end for stating input power is connected；Static switch, one end of the static switch are connected with the output end of the input power；
Manual maintenance switch, one end of the Manual maintenance switch respectively with the output end of the input power, the uninterruptible power supply
The output end of module is connected with the other end of the static switch, with the Uninterruptible Power Module and the static switch it
Between switch over；Multiple DC Modules, the multiple DC Module are connected in parallel, the input terminal difference of the multiple DC Module
It is connected by multiple second breakers with the other end of the Manual maintenance switch, the output end of the multiple DC Module and negative
It carries and is connected.
Further, the Uninterruptible Power Module, specifically includes: AC-DC conversion module, the AC-DC conversion mould
Input terminal of the input terminal of block as the Uninterruptible Power Module passes through the defeated of first breaker and the input power
Outlet is connected；Inverter, the input terminal of the inverter are connected with the output end of the AC-DC conversion module, the inverter
Output end be connected as the output end of the Uninterruptible Power Module with one end of the Manual maintenance switch；Reserve battery,
The reserve battery by DC-DC conversion module respectively with the output end and the inverter of the AC-DC conversion module
Input terminal be connected.
Further, the input power carries out power supply output by third breaker and isolating transformer.
Further, the fan-out capability of the Uninterruptible Power Module is 80K-400KVA.
According to the DC UPS power supply system peculiar to vessel of the utility model embodiment, by input power and load
Between increase Uninterruptible Power Module, static switch and Manual maintenance switch, can be carried out in Uninterruptible Power Module failure
Power switching improves the stability of power supply system to ensure that the duration to load is powered；Meanwhile DC Module is carried out superfluous
Remaining design, to guarantee that stablizing for DC power supply exports.
Detailed description of the invention
Fig. 1 is the block diagram of the DC UPS power supply system peculiar to vessel of the utility model embodiment；
Fig. 2 is the circuit diagram of the DC UPS power supply system peculiar to vessel of the utility model one embodiment.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment
And referring to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want
Limit the scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid not
Necessarily obscure the concept of the utility model.
Obviously, the embodiments are a part of the embodiments of the present invention rather than all of the embodiments.Based on this
Embodiment in utility model, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " first ", " second ", " third " are only used for describing
Purpose is not understood to indicate or imply relative importance.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can be combined with each other.
Hereinafter reference will be made to the drawings is more fully described the utility model.In various figures, identical element is using similar
Appended drawing reference indicate.For the sake of clarity, the various pieces in attached drawing are not necessarily to scale.
Below with reference to the accompanying drawings the DC UPS power supply system peculiar to vessel of the utility model described.
Fig. 1 is the block diagram of the DC UPS power supply system peculiar to vessel of the utility model embodiment.Such as Fig. 1 and
Shown in Fig. 2, the DC UPS power supply system 100 peculiar to vessel of the utility model embodiment, comprising: input power 10, not between
Power off source module 20, static switch 30, Manual maintenance switch 40, multiple DC Modules 50 and the second breaker 60.
Wherein, the input terminal of Uninterruptible Power Module 20 passes through the output end phase of the first breaker 11 and input power 10
Even；One end of static switch 30 is connected with the output end of input power 10；One end of Manual maintenance switch 40 is electric with input respectively
The output end in source 10, the output end of Uninterruptible Power Module 20 are connected with the other end of static switch 30, in uninterruptible power supply
It is switched between module 20 and static switch 30；Multiple DC Modules 50 are connected in parallel, the input terminal of multiple DC Modules 50
Be connected with the other end of Manual maintenance switch 40 by multiple second breakers 60 respectively, the output end of multiple DC Modules 50 and
Load is connected.
Specifically, input power 10, during normal power supply, Manual maintenance switch 40 switches to and uninterruptible power supply
Module 20 is connected, and Uninterruptible Power Module 20 passes through parallel connection by exporting after being converted the electric energy of input power 10
Multiple DC Modules 50 are input to load.
When 20 failure of Uninterruptible Power Module, Manual maintenance switch 40 can switch to be connected with static switch 30, at this point,
By cutting off the first breaker, Uninterruptible Power Module 20 can be repaired, meanwhile, input power 10 can be opened by static state
It closes 30 to be connected with multiple DC Modules 50, to be powered load.
In addition, be connected since multiple DC Modules 50 pass through the second breaker 60 with Manual maintenance switch 40, arbitrarily
When 50 failure of DC Module, it is only necessary to disconnect the second coupled breaker 60, i.e., still can guarantee the power supply to load.
Further, Uninterruptible Power Module 20 specifically include: AC-DC conversion module 21, inverter 22, backup power source
23 and DC-DC conversion module 24.
Wherein, input terminal of the input terminal of AC-DC conversion module 21 as Uninterruptible Power Module 20, it is disconnected by first
Road device is connected with the output end of input power 10；The input terminal of inverter 22 is connected with the output end of AC-DC conversion module 21,
The output end of inverter 22 is connected as the output end of Uninterruptible Power Module 20 with one end of Manual maintenance switch 40；Standby electricity
Pond 23 passes through the input terminal phase with the output end of AC-DC conversion module 21 and inverter 22 respectively of DC-DC conversion module 24
Even.
Specifically, alternating current passes through when input power 10 is powered by 20 pairs of Uninterruptible Power Module loads
First breaker enters AC-DC conversion module 21, and AC-DC conversion module 21 converts alternating current to direct current, then will be straight
Galvanic electricity is input to inverter 22, or is input to reserve battery 23 by DC-DC conversion module 24, to reserve battery 23
It charges.
That is, Uninterruptible Power Module 20 can pass through AC-DC conversion mould when input power 10 can operate normally
Block 21 is by DC supply input to inverter 22, to provide alternating current to load, when 10 failure of input power can not provide alternating current
When, backup power source 23 can be that inverter 22 provides direct current by DC-DC conversion module 24, to guarantee that inverter 22 can be held
Continue to load and alternating current is provided.
Wherein, the energy storage of the reserve battery 23 of Uninterruptible Power Module 20 can be 80K-400KVA, to guarantee in input electricity
When 10 failure of source, the power supply capacity of 7*24*365 can be provided for load.
Further, input power 10 carries out power supply output by third breaker 11 and isolating transformer 12.
In conclusion the DC UPS power supply system peculiar to vessel of the utility model embodiment, by input power
Increase Uninterruptible Power Module, static switch and Manual maintenance switch between load, it can be in Uninterruptible Power Module failure
When be powered switching, powered with ensureing to the duration of load, improve the stability of power supply system；Meanwhile to DC Module
Redundancy Design is carried out, to guarantee that stablizing for DC power supply exports.
It should be understood that the above-mentioned specific embodiment of the utility model is used only for exemplary illustration or explains this reality
With novel principle, without constituting limitations of the present invention.Therefore, in the spirit and scope without departing from the utility model
In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition,
The appended claims for the utility model are intended to cover to fall into attached claim scope and boundary or this range and boundary
Whole change and modification in equivalent form.
The utility model is described above by reference to the embodiments of the present invention.But these embodiments are only
It is for illustrative purposes, and is not intended to limitation the scope of the utility model.The scope of the utility model is wanted by appended right
It asks and its equivalent limits.The scope of the utility model is not departed from, those skilled in the art can make a variety of substitutions and modifications,
These substitutions and modifications should all be fallen within the scope of the utility model.
Although the embodiments of the present invention is described in detail, it should be understood that, without departing from this reality
In the case where with novel spirit and scope, various changes, replacement and change can be made to the embodiments of the present invention.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among the protection scope created still in the utility model.
Claims (4)
1. a kind of DC UPS power supply system peculiar to vessel characterized by comprising
Input power；
Uninterruptible Power Module；The input terminal of the Uninterruptible Power Module is defeated by the first breaker and the input power
Outlet is connected；
Static switch, one end of the static switch are connected with the output end of the input power；
Manual maintenance switch, one end of the Manual maintenance switch respectively with the output end of the input power, described uninterrupted
The output end of power module is connected with the other end of the static switch, to open in the Uninterruptible Power Module and the static state
It is switched between pass；
Multiple DC Modules, the multiple DC Module are connected in parallel, and the input terminal of the multiple DC Module passes through more respectively
A second breaker is connected with the other end of the Manual maintenance switch, output end and the load phase of the multiple DC Module
Even.
2. DC UPS power supply system peculiar to vessel according to claim 1, which is characterized in that the uninterruptible power supply
Module specifically includes:
AC-DC conversion module, input terminal of the input terminal of the AC-DC conversion module as the Uninterruptible Power Module,
It is connected by first breaker with the output end of the input power；
Inverter, the input terminal of the inverter are connected with the output end of the AC-DC conversion module, the inverter it is defeated
Outlet is connected as the output end of the Uninterruptible Power Module with one end of the Manual maintenance switch；
Reserve battery, the reserve battery pass through the output with the AC-DC conversion module respectively of DC-DC conversion module
End is connected with the input terminal of the inverter.
3. DC UPS power supply system peculiar to vessel according to claim 1, which is characterized in that the input power is logical
It crosses third breaker and isolating transformer carries out power supply output.
4. DC UPS power supply system peculiar to vessel according to claim 1, which is characterized in that the uninterruptible power supply
The fan-out capability of module is 80K-400KVA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655781.8U CN208874347U (en) | 2018-10-11 | 2018-10-11 | DC UPS power supply system peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655781.8U CN208874347U (en) | 2018-10-11 | 2018-10-11 | DC UPS power supply system peculiar to vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208874347U true CN208874347U (en) | 2019-05-17 |
Family
ID=66469985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821655781.8U Active CN208874347U (en) | 2018-10-11 | 2018-10-11 | DC UPS power supply system peculiar to vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208874347U (en) |
-
2018
- 2018-10-11 CN CN201821655781.8U patent/CN208874347U/en active Active
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