CN206302206U - Online continuous-current plant peculiar to vessel - Google Patents
Online continuous-current plant peculiar to vessel Download PDFInfo
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- CN206302206U CN206302206U CN201621333099.8U CN201621333099U CN206302206U CN 206302206 U CN206302206 U CN 206302206U CN 201621333099 U CN201621333099 U CN 201621333099U CN 206302206 U CN206302206 U CN 206302206U
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- fuse
- vessel
- contactor
- diode
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- Withdrawn - After Issue
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Direct Current Feeding And Distribution (AREA)
Abstract
The utility model discloses one kind online continuous-current plant peculiar to vessel, powered to the special installation of dc source is needed, when main power source dead electricity, automatically switch to and powered by emergency power supply, in main power source and emergency power supply handoff procedure or main power source with emergency power supply whole dead electricity when, powered by battery charging and discharging panel, to ensure not allow the special DC equipment energy normal work of interruption of power supply.Online continuous-current plant peculiar to vessel of the present utility model can power for an equipment, can also be powered to multiple devices by the distribution box on centralized control console of engine room or bridge., without configuring battery and its charger in addition, using main power source or emergency power supply as the main confession of direct current, battery charging and discharging panel is used as direct current available, handoff procedure not power down for the utility model.
Description
Technical field
The utility model is related to a kind of online continuous-current plant peculiar to vessel, belongs to ship technical field of electrical equipment.
Background technology
According to the requirement of ship construction rules, the equipment such as navigation, monitoring and radio communication should continuously be powered, and
Stand-by power supply can be automatically transitioned to when normal power source breaks down；Even if pair all occurring in ship main power source and emergency power supply
Still have to keep the special installation of work during failure, it is possible to use the public direct-current power distribution network that battery is supported is powered.
Ship construction rules specifies that when main power source dead electricity on main electroplax emergency power generation function automatic is simultaneously matched somebody with somebody to emergent
Electroplax provides emergency power supply；Ship battery charging and discharging panel with two sets of charging devices and batteries, can be to the public power distribution network of direct current
Power supply.Therefore, engineering practice needs us to design a kind of online continuous-current plant peculiar to vessel, to needing the special of dc source
Equipment is powered, and can accomplish, when main power source dead electricity, to automatically switch to and powered by emergency power supply, is switched in main power source and emergency power supply
During or when main power source and emergency power supply whole dead electricity, powered by battery charging and discharging panel, to ensure not allow the special of interruption of power supply
Equipment energy normal work.
Utility model content
The purpose of this utility model is to provide a kind of online continuous-current plant peculiar to vessel, to the spy for needing dc source
Different equipment is powered, and when main power source dead electricity, is automatically switched to and is powered by emergency power supply, in main power source and emergency power supply handoff procedure
In or when main power source and emergency power supply whole dead electricity, powered by battery charging and discharging panel, to ensure not allow the special direct current of interruption of power supply
Equipment energy normal work.
The purpose of this utility model is achieved by the following technical programs：
A kind of online continuous-current plant peculiar to vessel, including it is fuse 1F, fuse 2F, fuse 3F, fuse 4F, molten
Disconnected device 5F, fuse 6F, fuse 7F, fuse 8F, fuse 9F, fuse 10F, electrothermal relay FR, contactor 1KM, connect
Tentaculum 2KM, RC rc protection circuit 1, transformer T, bridge rectifier 2, RC filter circuits 3, diode 1V, diode 2V, institute
State a termination ship main distribution board feeding switch of fuse 1F, fuse 2F, fuse 3F, the fuse 1F, fuse
One end of 2F, another termination contactor 1KM main contacts of fuse 3F, the contactor 1KM main contacts another termination heat after
One end of electrical equipment FR, another termination transformer T of the electrothermal relay FR is primary, and the RC rc protection circuits 1 are connected to transformation
Device T is primary, and the secondary of the transformer T connects bridge rectifier 2, and the RC filter circuits 3 are connected to the output of bridge rectifier 2
End, the anode of the diode 1V connects the cathode output end of bridge rectifier 2, and the negative electrode of the diode 1V connects fuse 9F's
One end, another termination electrical equipment dc source end of incoming cables of the fuse 9F, a termination bridge-type of the fuse 10F is whole
Flow the cathode output end of device 2, another termination electrical equipment dc source end of incoming cables of the fuse 10F；The contactor 1KM
Coil, the normally closed auxiliary contact of contactor 2KM, electrothermal relay FR normally-closed contact series connection, the end of series circuit two is connected to molten
Between disconnected device 2F, the load-side of fuse 3F, the fuse 4F, fuse 5F, a termination ship of fuse 6F are met an urgent need and are matched somebody with somebody
Electroplax feeding switch, the fuse 4F, fuse 5F, one end of another termination contactor 2KM main contacts of fuse 6F, institute
State another mains side for being terminated at electrothermal relay FR of contactor 2KM main contacts, the coil of the contactor 2KM, contactor 1KM
Normally closed auxiliary contact, electrothermal relay FR it is another to normally-closed contact connect, the end of series circuit two be connected to fuse 4F, fusing
Between the load-side of device 5F, the positive pole of a termination ship battery charging and discharging panel feeding switch of the fuse 7F, the fuse 7F
Another terminating diode 2V anode, the negative electrode of the diode 2V connects the negative electrode of diode 1V, the one of the fuse 8F
Terminate the negative pole of ship battery charging and discharging panel feeding switch, the cathode output end of another termination bridge rectifier 2 of the fuse 8F.
The purpose of this utility model can also further be realized by following technical measures：
Foregoing online continuous-current plant peculiar to vessel, the fuse 7F, fuse 8F, fuse 9F, fuse 10F are
Fastp-acting fuse.
Foregoing online continuous-current plant peculiar to vessel, also including DC fan 1M, DC fan 2M, the DC fan
1M, the two ends of DC fan 2M are connected between the positive and negative electrode output end of bridge rectifier 2.
Foregoing online continuous-current plant peculiar to vessel, wherein fuse 1F, fuse 2F, fuse 3F use breaker 1Q
Instead of wherein fuse 4F, fuse 5F, fuse 6F are replaced using breaker 2Q, and wherein fuse 7F, fuse 8F are used
Breaker 3Q replaces, and wherein fuse 9F, fuse 10F are replaced using breaker 4Q.
Foregoing online continuous-current plant peculiar to vessel, the wherein wiring group of transformer T are △/Y.
Compared with prior art, the beneficial effects of the utility model are：When main power source dead electricity, automatically switch to by meeting an urgent need
Power supply is powered, in main power source and emergency power supply handoff procedure or main power source with emergency power supply whole dead electricity when, by battery charging and discharging panel
Power supply, to ensure not allow the special installation energy normal work of interruption of power supply.Online dc source peculiar to vessel of the present utility model
Device can power for an equipment, can also be powered to multiple devices by the distribution box on centralized control console of engine room or bridge.
The utility model without configuring battery and its charger in addition, using main power source or emergency power supply as direct current master
For battery charging and discharging panel is used as direct current available, handoff procedure not power down.
Brief description of the drawings
Fig. 1 is the system construction drawing of online continuous-current plant peculiar to vessel of the present utility model；
Fig. 2 is the peculiar to vessel online continuous-current plant circuit diagram of three-wire system power supply；
Fig. 3 is the peculiar to vessel online continuous-current plant circuit diagram of two-wire system power；
Fig. 4 is another embodiment circuit diagram of peculiar to vessel online continuous-current plant of three-wire system power supply；
Fig. 5 is another embodiment circuit diagram of peculiar to vessel online continuous-current plant of two-wire system power.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, being the system construction drawing of online continuous-current plant peculiar to vessel of the present utility model.
Specifically, as shown in Fig. 2 the peculiar to vessel online continuous-current plant of three-wire system power supply, including fuse 1F, fusing
Device 2F, fuse 3F, fuse 4F, fuse 5F, fuse 6F, fuse 7F, fuse 8F, fuse 9F, fuse
10F, electrothermal relay FR, contactor 1KM, contactor 2KM, RC rc protection circuit 1, transformer T, the filtering of bridge rectifier 2, RC
Circuit 3, diode 1V, diode 2V, the fuse 1F, fuse 2F, a termination ship main distribution board feedback of fuse 3F
Electric switch, the fuse 1F, fuse 2F, one end of another termination contactor 1KM main contacts of fuse 3F, the contact
One end of another termination electrothermal relay FR of device 1KM main contacts, another termination transformer T of the electrothermal relay FR is primary, institute
State RC rc protection circuits 1 and be connected to transformer T primary, the secondary of the transformer T connects bridge rectifier 2, the RC filtered electricals
Road 3 is connected to the output end of bridge rectifier 2, and the anode of the diode 1V connects the cathode output end of bridge rectifier 2, described two
The negative electrode of pole pipe 1V connects one end of fuse 9F, another termination electrical equipment dc source end of incoming cables of the fuse 9F, institute
The cathode output end of a termination bridge rectifier 2 of fuse 10F is stated, another termination electrical equipment of the fuse 10F is straight
Stream power inleting terminal；The coil of the contactor 1KM, the normally closed auxiliary contact of contactor 2KM, the normally-closed contact of electrothermal relay FR
Series connection, the end of series circuit two is connected between fuse 2F, the load-side of fuse 3F, the fuse 4F, fuse 5F, molten
The one termination ship emergency switchboard feeding switch of disconnected device 6F, the fuse 4F, fuse 5F, another termination of fuse 6F
One end of contactor 2KM main contacts, another mains side for being terminated at electrothermal relay FR of the contactor 2KM main contacts is described
The coil of contactor 2KM, the normally closed auxiliary contact of contactor 1KM, the another of electrothermal relay FR connect to normally-closed contact, the series connection
The end of circuit two is connected between fuse 4F, the load-side of fuse 5F, a termination ship battery charging and discharging panel feedback of the fuse 7F
The positive pole of electric switch, the anode of another terminating diode 2V of the fuse 7F, the negative electrode of the diode 2V connects diode
The negative electrode of 1V, the negative pole of a termination ship battery charging and discharging panel feeding switch of the fuse 8F, the other end of the fuse 8F
Connect the cathode output end of bridge rectifier 2.
In ship electric system, rated voltage, the rated frequency all same of main power source and emergency power supply, its rated voltage are usual
It is three-phase AC400V, 415V, 440V, 630V, 690V and single-phase 230V, rated frequency is two series of 50Hz and 60Hz, installing
In the special installation in centralized control console of engine room, bridge and other places, it is usually using the rated voltage of dc source
DC24V, 110V, 220V, these special installation capacity are smaller, typically between 50W -5000W.The utility model can be one
Equipment is powered, and can also be powered to multiple devices by the distribution box on centralized control console of engine room or bridge.
Online continuous-current plant power peculiar to vessel can use three phase mains and three-phase bridge rectification in more than 500W persons
Device, principle is as shown in Figure 2.To power in 500W and following person, single phase poaer supply and single-phase bridge rectifier can be used, principle is as schemed
Shown in 3.This not lumps together, when online continuous-current plant rectification circuit peculiar to vessel is chosen, should be according to ship main power source
The concrete conditions such as the rated voltage and frequency of system, can be filled by the ship AC network small, transformer of interference and rectifier
The factor such as point utilize to be determined, frequent capacity uses single-phase bridge rectifier in 5000W and following fairing, also completely
It is feasible.
When online continuous-current plant peculiar to vessel is manufactured into product, compact conformation need to be considered, casing can be according to demander
Using vertical or horizontal, alternating current inlet wire should be reasonable with the position of direct current outlet for actual conditions, and component should be from salt spray resistance, resistance to mould
The cooling of the marine product of bacterium, transformer and rectifier can respectively install 1 DC fan, rated power about 1.2-3W, voltage
DC24-220V, electric current about 0.05-0.13A, overall dimensions about 80 × 80 × 25mm or so, 3000-4500RPM of rotating speed, air quantity
About 11-16CFM, directly can carry out air-cooled against transformer and rectifier, and fan can be connected in parallel on present apparatus DC side, such as Fig. 2,3
Shown DC fan 1M and 2M.
Three-phase rectifier transformer T in fig. 2, wiring group is △/Y, the rated voltage and rated frequency of primary side, and ship
The rated voltage of electric main power source is identical with rated frequency, the rated line voltage E of its primary side2Can be by E2=KU·UdiObtain, (formula
Middle UdiIt is the preferable direct-flow no load voltage of rectifier, KUIt is voltage on valve side conversion coefficient, its theoretical value 0.74), transformer T's
Rated capacity SNAbout 1.05UN·IN, (U in formulaNIt is load rating DC voltage, INIt is load rating DC current, 1.05 are
Theoretical coefficient)；A.C. contactor 1KM, 2KM, its rated voltage and coil voltage, rated frequency, and power supply rated voltage with
Rated frequency is identical, and rated current is by >=three-phase rectifier transformer primary side rated current I1Apolegamy；FR is electrothermal relay, its electricity
Stream setting valve can be by I1Set；The arm electric current r.m.s. theoretical value 0.58I of three-phase bridge rectifierN, its reverse operation peak
Threshold voltage theoretical value direct current output rated voltage Udn1.05 times；The electric current root-mean-square valve of diode 1V, 2V is IN, its is reverse
Peak Operating Voltage theoretical value 1.05Udn；Fuse 1F to 6F, its fusible core electric current can be by I11.6 times configuration；Fuse
7F -10F is fastp-acting fuse, and its fusible core electric current can be by IN1.4 times configuration.
In figure 3, T is single-phase rectifier transformer, the rated voltage E of primary side1With rated frequency, and ship electricity main power source
Rated voltage is identical with rated frequency, its primary side E2Can be by E2=KU·UdiObtain, (U in formuladiIt is the preferable direct current of rectifier
Floating voltage, KUIt is voltage on valve side conversion coefficient, its theoretical value 1.11), the rated capacity S of TNAbout 1.23UN·IN, (formula
Middle UNIt is load rating DC voltage, INIt is load rating DC current, 1.23 is theoretical coefficient)；1KM, 2KM are ac contactor
Device, its rated voltage and coil voltage and rated frequency, and the rated voltage of power supply are identical with rated frequency, rated current by >=
Single-phase rectifier transformer primary side rated current I1Apolegamy；FR is electrothermal relay, and its current setting can be by I1Set；It is single
The arm electric current r.m.s. theoretical value 0.785I of phase bridge rectifierN, its crest working reverse voltage theoretical value 1.57Udn；Two
The electric current root-mean-square valve of pole pipe 1V, 2V is IN, its crest working reverse voltage theoretical value 1.05Udn；Fuse 1F -4F, its
Fusible core electric current can be by I11.6 times configuration；Fuse 5F -8F is fastp-acting fuse, and its fusible core electric current can be by 1.4InMatched somebody with somebody
Put.
Fig. 2 is identical with the voltage of indicator lamp 1H, 2H, 3H in Fig. 3 and the supply voltage of relevant position.Rectifier AC is used
To suppress wire-wound resistor R usually 5W, 30 Ω, the specified electricity of AC capacitor C of the RC rc protection circuits of switching overvoltage
Pressure should be usually 6-10uf by 2.5 times of selections not less than E2, capacitance.The parameter of rectifier DC side RC filter circuits, should
By the requirement to direct current output ripple and VD (capacitance-resistance value and load rating electricity are suitably matched with load rating electric current
Stream is directly proportional), metal film or 5W-100W, 5-100 Ω, tantalum electric capacity or electrolytic capacitor Cz are generally by glaze wire-wound resistor Rz
Rated voltage can be chosen by >=3Udn, capacitance is generally 10-30uf.
The fuse of short-circuit protection is carried out in Fig. 2 and Fig. 3 and carry out the electrothermal relay of overload protection, can be short-circuit with having
Breaker with overload protection replaces, and schematic diagram is shown in Fig. 4 and Fig. 5.Each breaker should be in closing position in operation.
1Q, 2Q in Fig. 4 and Fig. 5 are AC circuit breaker, its rated voltage and rated frequency, and power supply rated voltage with
Rated frequency is identical, and cage electric current is by >=I1Apolegamy, overload current setting valve can be by I1Set.3Q, 4Q are direct current interruption
Device, its rated voltage answers >=UdN, cage electric current can be by 1.3INMatched, overload current setting valve can be by INSet.
In actual applications, when selecting component and calculating parameter, above-mentioned each theoretical value need to be appropriately adjusted.It is considered as
(it is+6%, -10% that ship specification allows the fluctuation range of AC supply voltage to power network fluctuation, it is allowed to the fluctuation model of DC voltage
Enclose for ± 10%), and with respect to factors such as various pressure drops, generally the E2 of rectifier transformer is asked by above-mentioned theory value formula
After going out, 1.05-1.07 times should be again increased；The rated capacity of rectifier transformer should be taken into account the leakage reactance of transformer, resistance, copper loss,
The factors such as impedance, the economical operation of iron loss and net side power supply, generally the rated capacity of three-phase rectifier transformer can be by SN
≥1.25PNObtain, the rated capacity of single-phase rectifier transformer can be by SN≥1.45PNObtain, (DC load power P in formulaN=
UN·IN)；Rectifier should be taken into account DC load power P with the apolegamy of diodeN, and load request overload multiple or work
Make, environment temperature, the type of cooling, the factor, the arm electric current root-mean-square valve of three-phase bridge rectifier such as reliability standard that need
Can be by not less than INChosen, its crest working reverse voltage can be by not less than 2.5UdnChosen, diode 1V, 2V's
Electric current root-mean-square valve can be by not less than 1.5INChosen, its crest working reverse voltage can be by not less than 2UdnChosen；
The arm electric current root-mean-square valve of single-phase bridge rectifier can be by not less than 1.5INChosen, its crest working reverse voltage can be pressed
Not less than 3UdnChosen, the electric current root-mean-square valve of diode 1V, 2V can be by not less than 1.5INChosen, its reverse operation
Crest voltage can be by not less than 2UdnChosen；If having requirement higher, the electricity of RC filtering to the limitation of direct current output ripple
The capacitance of container Cz is preferably suitably increased.
The generator for providing ship main power source and emergency power supply all possesses automatic pressure regulating device, under normal circumstances voltage energy
Rated value is maintained at, only when large power-consuming equipment starts, it is possible to voltage brief fluctuations can be caused.Ship battery charging and discharging panel
On charging device also possess automatic Regulation function, be in floating charge state after battery full charge, supply public direct-current is matched somebody with somebody
The voltage of power network can be maintained close to the voltage rating of batteries, but when larger or power supply distance more long is loaded, direct current
The pressure drop of system is larger.Due to having R-C to filter in rectifier DC voltage output side, its direct-flow no load voltage is set to be higher than direct current
Load voltage value, the higher than magnitude of voltage of public direct-current power distribution network, only after load is added, the electricity of rectifier DC outlet side
Pressure just revert to load voltage value.Two rectifiers of the present apparatus and the common negative pole of the direct current output of battery charging and discharging panel, and direct current output
Positive pole is respectively provided with diode 1V and 2V.
In sum, when main power source or emergency power supply are powered, the cathode potential of diode 1V certainly will be higher than diode 2V
Cathode potential, especially in zero load, the cathode potential of diode 1V can be significantly larger than the cathode potential of diode 2V.
When main power source is normally powered to online continuous-current plant peculiar to vessel, 1KM automatic picks, 2KM is blocked, main electricity
Source is powered by fairing to DC load, and now 1V conductings, 2V are in cut-off state；When main power source dead electricity or because short circuit,
Overload protection discharges 1KM, if emergency power supply is powered to online continuous-current plant peculiar to vessel, 2KM automatic picks, 1KM
It is blocked, emergency power supply is powered by fairing to DC load, now 1V conductings, 2V are in cut-off state；In main power source
Dead electricity is switched to the process powered by emergency power supply and there are about 30s or so times, (ship specification requirement is no more than 45s), or main electricity
Under source and emergency power supply all dead electricity or the situation for making 1KM, 2KM all discharge because of short circuit, overload protection, because battery charging and discharging panel is provided
Dc source it is online all the time, now the cathode potential of 2V will be above the cathode potential of 1V, and 2V conductings, 1V are in cut-off state,
Powered from battery charging and discharging panel to DC load；After main power source or emergency power supply restore electricity, 1KM or 2KM automatic picks (first recover
First adhesive), and powered to DC load by fairing, now the cathode potential of 1V cathode potential again higher than 2V,
1V conductings, 2V are in cut-off state.
The utility model without configuring battery and its charger in addition, using main power source or emergency power supply as direct current master
For battery charging and discharging panel is used as direct current available, handoff procedure not power down.
In addition to the implementation, the utility model can also have other embodiment, all use equivalents or equivalent change
The technical scheme to be formed is changed, is all fallen within the protection domain of the utility model requirement.
Claims (5)
1. a kind of online continuous-current plant peculiar to vessel, it is characterised in that including fuse 1F, fuse 2F, fuse 3F, molten
Disconnected device 4F, fuse 5F, fuse 6F, fuse 7F, fuse 8F, fuse 9F, fuse 10F, electrothermal relay FR, contact
Device 1KM, contactor 2KM, RC rc protection circuit (1), transformer T, bridge rectifier (2), RC filter circuits (3), diode
1V, diode 2V, the fuse 1F, fuse 2F, a termination ship main distribution board feeding switch of fuse 3F, it is described molten
Disconnected device 1F, fuse 2F, one end of another termination contactor 1KM main contacts of fuse 3F, the contactor 1KM main contacts
One end of another termination electrothermal relay FR, another termination transformer T of the electrothermal relay FR is primary, the RC resistance-capacitance protections electricity
Road (1) is connected to transformer T primary, and the secondary of the transformer T connects bridge rectifier (2), and the RC filter circuits (3) are connected to bridge
The output end of formula rectifier (2), the anode of the diode 1V connects the cathode output end of bridge rectifier (2), the diode
The negative electrode of 1V connects one end of fuse 9F, and another termination electrical equipment dc source end of incoming cables of the fuse 9F is described molten
The cathode output end of one termination bridge rectifier (2) of disconnected device 10F, another termination electrical equipment direct current of the fuse 10F
Power inleting terminal；The coil of the contactor 1KM, the normally closed auxiliary contact of contactor 2KM, the normally-closed contact string of electrothermal relay FR
Connection, the end of series circuit two is connected between fuse 2F, the load-side of fuse 3F, the fuse 4F, fuse 5F, fusing
The one termination ship emergency switchboard feeding switch of device 6F, the fuse 4F, fuse 5F, another termination of fuse 6F connect
One end of tentaculum 2KM main contacts, another mains side for being terminated at electrothermal relay FR of the contactor 2KM main contacts is described to connect
The coil of tentaculum 2KM, the normally closed auxiliary contact of contactor 1KM, the another of electrothermal relay FR connect to normally-closed contact, the series electrical
The end of road two is connected between fuse 4F, the load-side of fuse 5F, a termination ship battery charging and discharging panel feed of the fuse 7F
The positive pole of switch, the anode of another terminating diode 2V of the fuse 7F, the negative electrode of the diode 2V meets diode 1V
Negative electrode, the fuse 8F one termination ship battery charging and discharging panel feeding switch negative pole, another termination of the fuse 8F
The cathode output end of bridge rectifier (2).
2. online continuous-current plant peculiar to vessel as claimed in claim 1, it is characterised in that the fuse 7F, fuse
8F, fuse 9F, fuse 10F are fastp-acting fuse.
3. online continuous-current plant peculiar to vessel as claimed in claim 1, it is characterised in that also including DC fan 1M, straight
Flow fan 2M, the DC fan 1M, the two ends of DC fan 2M be connected to bridge rectifier (2) positive and negative electrode output end it
Between.
4. online continuous-current plant peculiar to vessel as claimed in claim 1, it is characterised in that the fuse 1F, fuse
2F, fuse 3F are replaced using breaker 1Q, and the fuse 4F, fuse 5F, fuse 6F are replaced using breaker 2Q, institute
State fuse 7F, fuse 8F to replace using breaker 3Q, the fuse 9F, fuse 10F are replaced using breaker 4Q.
5. online continuous-current plant peculiar to vessel as claimed in claim 1, it is characterised in that the wiring group of the transformer T
Wei not △/Y.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621333099.8U CN206302206U (en) | 2016-12-07 | 2016-12-07 | Online continuous-current plant peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621333099.8U CN206302206U (en) | 2016-12-07 | 2016-12-07 | Online continuous-current plant peculiar to vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206302206U true CN206302206U (en) | 2017-07-04 |
Family
ID=59212334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621333099.8U Withdrawn - After Issue CN206302206U (en) | 2016-12-07 | 2016-12-07 | Online continuous-current plant peculiar to vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206302206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451753A (en) * | 2016-12-07 | 2017-02-22 | 江苏省镇江船厂（集团）有限公司 | Marine online direct-current power supply device |
-
2016
- 2016-12-07 CN CN201621333099.8U patent/CN206302206U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451753A (en) * | 2016-12-07 | 2017-02-22 | 江苏省镇江船厂（集团）有限公司 | Marine online direct-current power supply device |
| CN106451753B (en) * | 2016-12-07 | 2023-09-01 | 江苏省镇江船厂（集团）有限公司 | On-line DC power supply device for ship |
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