CN208479251U - UPS cold starting system - Google Patents
UPS cold starting system Download PDFInfo
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- CN208479251U CN208479251U CN201821304290.9U CN201821304290U CN208479251U CN 208479251 U CN208479251 U CN 208479251U CN 201821304290 U CN201821304290 U CN 201821304290U CN 208479251 U CN208479251 U CN 208479251U
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- ups
- optical coupling
- supercapacitor
- coupling module
- cathode
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Abstract
The utility model relates to ups power technical fields, disclose a kind of UPS cold starting system, wherein, UPS interface card is at least provided with optical coupling module and supercapacitor, one end of external dry node signal module and the first input end of optical coupling module connect, the other end of external dry node signal module and the anode of supercapacitor connect, the cathode of supercapacitor and the second input terminal of optical coupling module connect, the first lead-out terminal and second output terminal of optical coupling module are connected to UPS internal activation circuitry, when external dry node signal module inputs trigger signal to UPS interface card, supercapacitor drives optical coupling module, optical coupling module output enable signal is received by the UPS internal activation circuitry and UPS internal activation circuitry is cold-started UPS.The UPS cold starting system can be isolated external signal interference and can also start ups power in the case where the supply of no alternating current or dead halt, and making ups power when in use has more stable output and flexible Application ups power.
Description
Technical field
The utility model relates to power technique fields, provide power supply by built-in capacitor more specifically to one kind
It is cold-started the technology of ups system (Uninterruptible Power System, uninterruptible power supply).
Background technique
Battery is a kind of common power supply mode as redundant electrical power in commercial power interruption.But the out-put supply of battery is
DC power supply is not able to satisfy and is used using alternating-current installation/AC installation.Usually plurality of groups of storage batteries is connected by ups system in the prior art
It connects, exports alternating current to alternating-current installation/AC installation after internal circuit inversion, filtering.However such UPS is starting to start
When need to first access alternating current could normal driving internal power source output, thus no alternating current supply area or dead halt feelings
Under condition, UPS can not normally start, and then internal circuit can not drive energy conversion output.
In addition, switching diode or triode starting switch as input drive signal are used, however such switching tube,
Vulnerable to the interference of other electrical equipments of surrounding, the stability of UPS is influenced whether for a long time.
Utility model content
It is triggered the technical problem to be solved by the present invention is to provide one kind by the dry section signal in outside and is enabled inside UPS
The UPS cold starting system of circuit.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of UPS cold starting system is constructed, including
External dry node signal module, UPS interface card and UPS internal activation circuitry,
The UPS interface card at least provided with optical coupling module and supercapacitor, the dry node signal module in outside
One end is connect with the first input end of the optical coupling module, the other end of the dry node signal module in outside with it is described super
The anode connection of capacitor, the cathode of the supercapacitor are connect with the second input terminal of the optical coupling module,
The first lead-out terminal and second output terminal of the optical coupling module are connected to the UPS internal activation circuitry,
When in the outside, dry node signal module inputs trigger signal to the UPS interface card, the supercapacitor
The optical coupling module is driven, the optical coupling module output enable signal is received and made described by the UPS internal activation circuitry
UPS internal activation circuitry is cold-started UPS.
Preferably, the UPS interface card further includes charging circuit, the charging circuit be connected to the supercapacitor with
It charges to the supercapacitor.
Preferably, the charging circuit includes transformer, and the secondary winding of the transformer has the first secondary tap, the
Two or two taps,
The UPS interface card further includes first diode and the second diode, the first secondary tap and described second
The anode connection of diode, the cathode of second diode are connect with the anode of the first diode, the one or two pole
The cathode of pipe is connect with the anode of the supercapacitor, the cathode and institute of the second secondary tap and the supercapacitor
Second input terminal for stating optical coupling module connects jointly.
Preferably, the UPS interface card further includes filtering filter condenser, the anode of the filtering filter condenser and institute
The cathode of the anode and second diode of stating first diode connects jointly, the cathode of the filtering filter condenser and institute
It is total to state the cathode of supercapacitor, second input terminal of the optical coupling module and described this three of second secondary tap
With connection.
Preferably, the cathode of the supercapacitor, second input terminal of the optical coupling module, filtering filter
The cathode of wave capacitor and the second secondary tap are commonly connected to a common point.
In UPS described in the utility model cold start-up, UPS has an interface card, and interface card input terminal and outside are dry
The connection of node signal output end, the interior setting optical-electric module of interface card and one super capacitor of connection.When ups power is stopping completely
In the case where machine or commercial power interruption, when needing to reopen ups power, external dry node signal module incudes external electrical at this time
Buckling and trigger external dry node signal module and input triggering enabling signal to UPS interface card, supercapacitor is to optocoupler mould
Block provides conducting voltage, and optical coupling module is connected, in the starting trigger signal to optical coupling module that external dry node signal module issues,
Optical coupling module exports enable signal and is received by UPS internal activation circuitry and UPS internal activation circuitry is made to carry out cold open to UPS
It is dynamic, drive inverter circuit inside ups power to equipment output AC power source.Therefore, even no alternating current supply or
When ups power is needed in the state of dead halt using ups power, can also be started by cold start-up mode ups power to
Equipment output AC power source.In addition, optical-electric module being started switch as control input drive signal, by the dry section signal in outside with
Internal electric source enabling signal separates, and anti-disturbance of electronic signal is strong, is conducive to improve the stability of UPS in use.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the schematic diagram of UPS cold starting system；
Fig. 2 is the circuit diagram of UPS cold starting system.
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
Fig. 1 is the schematic diagram of UPS cold starting system.As shown in Figure 1, in a kind of preferred embodiment of the utility model
In, it constructs and is opened inside a kind of UPS cold starting system, including external dry node signal module 100, UPS interface card 200 and UPS
Dynamic circuit.
It is provided with a dry contact electric switch in external dry node signal module 100, there are two kinds of shapes of open and close
State can be interchanged without polarity between two contacts of dry contact.
UPS internal activation circuitry, accumulator cell assembly, inverter circuit and filter circuit belong to the one of the inside of UPS 300
Part.
Fig. 2 is the circuit diagram of UPS cold starting system, as shown in Fig. 2, in UPS interface card 200 at least provided with optical coupling module
201 and supercapacitor C1, optical coupling module 201 have first input end, the second input terminal, first lead-out terminal and second
Output terminal.It is 1 foot that first input end is corresponding on circuit diagram, and it is 2 feet that the second input terminal is corresponding on circuit diagram,
It is 3 feet that first lead-out terminal is corresponding on circuit diagram, and it is 4 feet that second output terminal is corresponding on circuit diagram.Super capacitor
The pin of device C1 is divided into anode and cathode, and supercapacitor C1 is used as an energy-storage travelling wave tube inside circuit, mentions for equipment starting
For the energy.
External dry node signal module 100 has two output terminals of RPOI-, RPOI+, UPS internal activation circuitry
With two signal receiving end of SW1, SW2.The RPOI- terminal of external dry node signal module 100 and optical coupling module 201
The connection of 1 foot, the RPOI+ terminal of external dry node signal module 100 are connect with the anode of supercapacitor C1, supercapacitor
The cathode of C1 is connect with 2 feet of optical coupling module 201, and 3 feet of optical coupling module 201 are connect with UPS internal activation circuitry SW2, optocoupler
4 feet of module 201 are connect with UPS internal activation circuitry SW1.The effect of external dry node signal module 100 is induction or inspection
The variation for surveying voltage value, when voltage value is reduced to threshold value, external dry node signal module 100 is opened to the sending of optical coupling module 201
The trigger signal of dynamic ups power, supercapacitor C1 provide conducting voltage to optical coupling module 201, the optical coupling module 201 of conducting to
Ups power internal activation circuitry issues enable signal, and UPS internal activation circuitry receives and makes UPS internal activation circuitry to UPS
Started, drives ups power internal battery component, DC source is become into alternating current after inverter circuit and filter circuit
Power supply provides equipment and uses.
If UPS is to need to restart in the state of dead halt, need operator by remote control or other
Mode makes external dry node signal module 100 issue starting trigger signal, this Starting mode be do not need external alternating current, but
By built-in super capacitor C1 to offer 201 conducting voltage of optical coupling module, so that optical coupling module 201 is in the conductive state, it can
To receive the ups power starting triggering letter of two terminal outputs of external dry node signal module 100RPOI-, RPOI+
Number, external dry node signal module 100 issues trigger signal and is issued by optical coupling module 201 to ups power internal activation circuitry
Enable signal, UPS internal activation circuitry receive and UPS internal activation circuitry are cold-started UPS, drive ups power
DC source is become alternating current power supply after inverter circuit and filter circuit and provides equipment use by internal battery component.
In the present embodiment, since UPS internal activation circuitry and external dry node signal module 100 are using optocoupler mould
What block 201 was kept apart, therefore, external dry node signal module 100 not will form the interference to UPS internal activation circuitry signal,
It can make the energy output that ups power is stable.In addition, driving optical coupling module 201 using section signal dry outside super capacitor C1 connection
Conducting, the output of optical coupling module 201 is enabled to be received by UPS internal activation circuitry and makes UPS internal activation circuitry cold to UPS progress
Starting, it is therefore, more flexible in Starting mode, it efficiently solves in the case where the supply of no alternating current or dead halt
The problem of UPS cannot normally be started.
In the present embodiment, in order to guarantee UPS cold starting system is shut down next time after can with the needs of normal boot-strap,
One group of charging circuit can be set in UPS cold starting system, charging circuit is connected to the positive and negative end of supercapacitor C1, with
It charges to supercapacitor C1.
Specifically, charging circuit includes transformer Tr, and usual transformer Tr generally has the function be isolated and reduce voltage
Can, transformer Tr magnetic core filters out the part AC signal in circuit；The working principle of transformer Tr, when in first side winding
In addition flowing through electric current, just generation these magnetic fluxs of alternating flux are known as main flux in the core, and main flux can pass through when voltage, one
Secondary, secondary winding can generate induced electromotive force in winding, at this moment if secondary side access load, will have electric current outflow, generate
The size of electric energy, voltage is directly proportional to the maximum value of umber of turn and main flux, and the side voltage more than umber of turn is high, winding
The few side voltage of the number of turns is low.Transformer Tr in the use of the new type has first winding and secondary winding, wherein once
Winding is high-voltage side, and secondary winding is low voltage side, and the secondary winding of transformer Tr has the first secondary tap the 10, the 2nd 2
Secondary tap 11.
The first winding end of transformer Tr connects input voltage, when applying voltage in transformer Tr primary side, flows through electric current
Alternating flux is just generated in the core, and main flux can pass through, primary, secondary winding, at this time in the secondary winding two of transformer Tr
Potential difference after a decompression can be generated between second secondary tap 10, second secondary tap 11 on end, to provide charging electricity
Road uses.
Further, further include first diode D1, the second diode D2 and filter condenser C2 in charging circuit, surpass
The power compensation of grade capacitor C1 it is desirable that DC power supply, so the power supply of charging circuit have to pass through rectification, filtering, pressure stabilizing with
After could effectively be charged to super capacitor C1.Second diode D2 has the effect of rectification, that is, provides pulsation for circuit
DC voltage.Filter condenser C2 should have the effect of filtering, that is, smooth DC voltage, filter capacitor are provided for circuit
The capacity of device C2 is bigger, and filtering performance is better, and the capacity of filter condenser C2 can be selected according to the specific requirements of circuit.First
Diode D1 has pressure stabilizing and stops the reversed instantaneous pressure effect of super capacitor C1, protects the second diode D2 and filtering
Capacitor C2 is not punctured by transient voltage.Electric current flows through and connects with the first secondary tap 201 from Tr grade two sides winding output of transformer
The anode of the second diode D2 connect flows to the cathode and filter capacitor of the second diode D2 from the anode of the second diode D2
The anode of device C2, at this point, the second diode D2 work is in positive half cycle, circuit charges to filter condenser C2；When second
Diode D2 works in negative half period, and filter condenser C2 discharges to circuit, even if this repetitive process filter condenser
The filtering of C2, therefore charging circuit obtains a smoother DC voltage, filter condenser C2 and first diode
The anode connection of D1, to the DC voltage of first diode D1 output smoothing, after first diode D1 pressure stabilizing, the one or two pole
The cathode of pipe D1 is connect with the anode of supercapacitor C1, is charged to supercapacitor C1.Second secondary tap 202 with it is super
The cathode of grade capacitor C1 and the second input terminal of optical coupling module 201 and filter the cathode of filter condenser C2 this is total
With a common point GND is connected to, a charging circuit is formed.
The embodiments of the present invention are described above in conjunction with attached drawing, but the utility model is not limited to
The specific embodiment stated, the above mentioned embodiment is only schematical, rather than restrictive, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (5)
1. a kind of UPS cold starting system, which is characterized in that including external dry node signal module (100), UPS interface card (200)
And UPS internal activation circuitry,
The UPS interface card (200) is at least provided with optical coupling module (201) and supercapacitor (C1), the dry node in outside
One end of signaling module (100) is connect with the first input end of the optical coupling module (201), the dry node signal mould in outside
The anode of the other end of block (100) and the supercapacitor (C1) is connect, the cathode of the supercapacitor (C1) with it is described
Second input terminal of optical coupling module (201) connects,
The first lead-out terminal and second output terminal of the optical coupling module (201) are connected to the UPS internal activation circuitry,
It is described super when in the outside, dry node signal module (100) inputs trigger signal to the UPS interface card (200)
Capacitor (C1) drives the optical coupling module (201), and optical coupling module (201) the output enable signal is opened inside the UPS
Dynamic circuit receives and the UPS internal activation circuitry is cold-started UPS.
2. UPS cold starting system as described in claim 1, which is characterized in that
The UPS interface card (200) further includes charging circuit, and the charging circuit is connected to the supercapacitor (C1) with right
Supercapacitor (C1) charging.
3. UPS cold starting system as claimed in claim 2, which is characterized in that
The charging circuit includes transformer (Tr), the secondary winding of the transformer (Tr) have the first secondary tap (10),
Second secondary tap (11),
The UPS interface card (200) further includes first diode (D1) and the second diode (D2), the first secondary tap
(10) it is connect with the anode of second diode (D2), the cathode of second diode (D2) and the first diode
(D1) anode connection, the cathode of the first diode (D1) are connect with the positive of the supercapacitor (C1), and described the
Two or two taps (11) and the cathode of the supercapacitor (C1) and second input terminal of the optical coupling module (201)
Common connection.
4. UPS cold starting system as claimed in claim 3, which is characterized in that
The UPS interface card (200) further includes filter condenser (C2), the anode and described first of the filter condenser (C2)
The anode and the cathode of second diode (D2) of diode (D1) connect jointly, the cathode of the filter condenser (C2) with
The cathode of the supercapacitor (C1), second input terminal of the optical coupling module (201) and described second secondary
Tap (11) this three connects jointly.
5. UPS cold starting system as claimed in claim 4, which is characterized in that
Second input terminal, the filter capacitor of the cathode of the supercapacitor (C1), the optical coupling module (201)
The cathode of device (C2) and the second secondary tap (11) are commonly connected to a common point (GND).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304290.9U CN208479251U (en) | 2018-08-13 | 2018-08-13 | UPS cold starting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304290.9U CN208479251U (en) | 2018-08-13 | 2018-08-13 | UPS cold starting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208479251U true CN208479251U (en) | 2019-02-05 |
Family
ID=65208341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821304290.9U Active CN208479251U (en) | 2018-08-13 | 2018-08-13 | UPS cold starting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208479251U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701752A (en) * | 2020-12-22 | 2021-04-23 | 科华恒盛股份有限公司 | UPS battery protection circuit and UPS |
| CN117411302A (en) * | 2023-12-13 | 2024-01-16 | 天津航空机电有限公司 | RPDU internal power supply circuit |
-
2018
- 2018-08-13 CN CN201821304290.9U patent/CN208479251U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701752A (en) * | 2020-12-22 | 2021-04-23 | 科华恒盛股份有限公司 | UPS battery protection circuit and UPS |
| CN117411302A (en) * | 2023-12-13 | 2024-01-16 | 天津航空机电有限公司 | RPDU internal power supply circuit |
| CN117411302B (en) * | 2023-12-13 | 2024-04-09 | 天津航空机电有限公司 | RPDU internal power supply circuit |
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