CN207410240U - A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell - Google Patents
A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell Download PDFInfo
- Publication number
- CN207410240U CN207410240U CN201721124644.7U CN201721124644U CN207410240U CN 207410240 U CN207410240 U CN 207410240U CN 201721124644 U CN201721124644 U CN 201721124644U CN 207410240 U CN207410240 U CN 207410240U
- Authority
- CN
- China
- Prior art keywords
- power supply
- unit
- electrolytic cell
- transformation
- output
- 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.)
- Active
Links
Landscapes
- Electroplating Methods And Accessories (AREA)
Abstract
The utility model discloses a kind of for being electrolysed the mounting structure of electroplating power supply system and electrolytic cell, including：Sequentially connected input rectifying unit, inversion unit and transformation and output rectification unit；The electrolysis electroplating power supply system is split structure, wherein, inversion unit and transformation and output rectification unit are arranged near electrolytic cell, the transformation and the power supply output point blank of output rectification unit and the electrode plate terminals direct or indirect connection of electrolytic cell；It is connected between the input rectifying unit and inversion unit by high voltage direct current cable.The power supply of the mounting structure can realize that high voltage low current electric energy transmits, and significantly shorten the transmission range of output low-voltage and high-current, while reduce electrical loss and cost.
Description
Technical field
The utility model is related to be electrolysed electroplating power supply technical field more particularly to it is a kind of for be electrolysed electroplating power supply system with
The mounting structure of electrolytic cell.
Background technology
Electrolytic degreasing refers to strip through electrolytic cleaning tank, remained in through electrolysis removal oil in belt steel surface micropore,
Iron powder and loose material are mainly used for the strip cleaning of galvanized wire, continuous annealing line or stainless steel wire.Plating refers to utilize electrification
It learns principle and plates that attachment is good in some metal surfaces, but the process of the performance metal coating different with basis material, it is main to use
In zinc-plated, nickel plating etc..
The output current of DC power supply needed for above-mentioned electrolytic cleaned is usually the kilo-ampere of 6 kilo-amperes~15, and output voltage is usual
For 24 volts~45 volts.Existing DC power supply is mostly in a manner that industrial frequency rectifying transformer adds silicon controlled rectifier, and the two is pacified
In same babinet.As shown in Figure 1 and Figure 2, power supply (for example, thyristor supply, high frequency switch power) installation site is main
There are two types of：One kind is that power supply is mounted on electric panel room either workshop to specify region, then remote by cable or copper bar
Power supply output stage is connected to the electrode plate of electrolytic cell by (15~20 meters)；Another kind is that power supply is mounted on putting down beside electrolytic cell
On platform, then closely power supply output stage is connected to the electrode plate of electrolytic cell by (2~4 meters) by cable or copper bar.
There is following deficiency in current mode：First, if DC power supply is placed on electric panel room, either workshop specifies area
Domain, apart from electrolytic cell farther out, required connection conductor (such as cable or copper bar) is longer, required since output current is larger for power supply
Connection conductor sectional area it is larger, this mode need to use a large amount of copper materials so that cost is higher；Second, it connects on conductor
Electrical loss (P=I2R it is) directly proportional to current squaring, it is higher using electrical loss during remote transmission low-voltage, high-current, for example, it is desired to
Export 30V, the DC power supply of 10000A, then positive and negative output stage need each one group of 20 240mm2(according to current-carrying capacity of cable mark
Standard is chosen) 10 meters of long cables carry out 1 Wan An electric current of transmission in parallel (the transmission electric current of wherein every cable is 500A), connect conductor
On electrical loss altogether be 7.2916kW.(ρCopper=0.0175 Ω mm2/ m, R=ρ L/S, the loss P of single 10 meters of long cablesSingle loss
=I2R=500 × 500 × 0.0175 × 10 ÷ 240=182.29W, the total losses P of 20 10 meters of long cables of single groupSingle group is lost=20
×PSingle loss=20 × 182.29=3.6458kW, the total losses P of positive two groups of cables of negative outputTotal losses=2 × PSingle group is lost=2 ×
3.6458=7.2916kW)；3rd, if DC power supply complete machine is placed on beside electrolytic cell (power supply complete machine weighs 2~5 tons), need
Placement platform is individually built, increases construction cost.
Utility model content
One of the purpose of this utility model at least that, for how to overcome the above-mentioned problems of the prior art, provide
A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell, power supply conversion efficiency is high, can realize that high voltage is small
Electric current electric energy transmits, and significantly shortens the transmission range of output low-voltage and high-current, while reduces electrical loss and cost.
To achieve these goals, the technical solution adopted in the utility model includes following aspects.
A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell, the electrolysis electroplating power supply system include：
Sequentially connected input rectifying unit, inversion unit and transformation and output rectification unit；
Wherein, input rectifying unit is used to carry out rectification to power grid industrial-frequency alternating current, and alternating current is converted to high voltage direct current
Electricity；Inversion unit is used to carry out inversion conversion to high-voltage direct-current electricity and exports high-frequency alternating current to transformation and output rectification list
Member；The transformation is used to carry out transformation and rectifying conversion to high-frequency alternating current with output rectification unit, and exports low-voltage, high-current
Direct current to electrolytic cell electrode plate.
The electrolysis electroplating power supply system is split structure, wherein, inversion unit and transformation are set with output rectification unit
It puts near electrolytic cell, the transformation and the power supply output point blank of output rectification unit and the electrode plate terminals of electrolytic cell
Direct or indirect connection；It is connected between the input rectifying unit and inversion unit by high voltage direct current cable.
Preferably, the power supply output stage is less than 2.5 meters with corresponding electrolytic cell outer wall distance.
Preferably, the input rectifying unit is arranged in electric panel room.
Preferably, the transformation and the power supply output stage of output rectification unit work out band through cable, copper foil flexible link, copper
Cable or copper bar are indirectly connected to the electrode plate terminals of electrolytic cell.
Preferably, the transformation includes high frequency transformer and output rectifier part with output rectification unit；Wherein, export whole
Flowing device includes fast recovery diode, Schottky diode, silicon carbide diode or metal-oxide-semiconductor.
Preferably, the input rectifying unit includes full-bridge input rectification circuit, circuit of power factor correction or more arteries and veins
Ripple input rectification circuit；Wherein, more pulse wave input rectification circuits use 12 pulse waves, 18 pulse waves, 24 pulse waves, 36 pulse waves or 48 arteries and veins
Ripple rectification circuit.
In conclusion by adopting the above-described technical solution, by the way that different function units in power supply are separated, one
Be placed in electrolytic cell side (such as at electrode plate of electrolytic tank terminals), and a part is placed in electric panel room either workshop and specifies area
Domain makes power supply output point blank be connected directly or indirectly to electrode plate, transmits electric energy in conjunction with high voltage low current, bring
It has the beneficial effect that：First, shorten connection conductor (such as transmission cable or copper bar between the output stage of DC power supply and electrode plate
Deng), reduce cost；Second, the transmission of high voltage low current reduces the electricity damage on connection conductor (such as transmission cable or copper bar)
Consumption；3rd, the installation space of DC power supply by electrolytic cell is reduced, the platform for placing DC power supply is reduced, saves platform
Construction cost.
Description of the drawings
Fig. 1 is a kind of for being electrolysed electroplating power supply system and the mounting structure schematic diagram of electrolytic cell in the prior art.
Fig. 2 is that another kind is used to be electrolysed electroplating power supply system and the mounting structure schematic diagram of electrolytic cell in the prior art.
Fig. 3 is the mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell according to one embodiment of the utility model
Electrical diagram.
Fig. 4 is the mounting structure of Fig. 3 embodiments with schematic diagram.
Fig. 5 is the scheme of installation of the mounting structure of Fig. 3 embodiments.
Specific embodiment
With reference to the accompanying drawings and embodiments, the utility model is further elaborated, so that the utility model
Object, technical solution and advantage are more clearly understood.It should be appreciated that specific embodiment described herein is only explaining this reality
With new, it is not used to limit the utility model.
As shown in figure 3, according to a kind of for being electrolysed electroplating power supply system and electrolytic cell of one embodiment of the utility model
Mounting structure mainly includes：Sequentially connected input rectifying unit, inversion unit and transformation and output rectification unit.
Wherein, input rectifying unit, it is whole for being carried out to power grid industrial-frequency alternating current 3AC380V (alternating current of three-phase 380V)
Stream, high voltage direct current is converted to by alternating current.Input rectifying unit can include full-bridge input rectification circuit, PFC
(Power Factor Correction, PFC) circuit or more pulse wave input rectification circuits.Wherein, more pulse wave input rectifying electricity
12 pulse waves, 18 pulse waves, 24 pulse waves, 36 pulse waves or 48 pulse wave rectifier circuits may be employed in road.
Inversion unit, for carrying out inversion conversion and exporting high-frequency alternating current to high-voltage direct-current electricity, then export to
Transformation and output rectification unit.
Transformation includes high frequency transformer, output rectifier part and power supply output stage with output rectification unit, for high frequency
Alternating current carries out transformation, rectifying conversion, obtains and exports low-voltage, high-current direct current.Wherein, output rectifier part includes fast extensive
Multiple diode, Schottky diode, silicon carbide diode or devices.
As shown in Figure 4 and Figure 5, it is split structure to be electrolysed electroplating power supply system, and each unit circuit in power-supply system is closed
It manages separated；Transformation is connected with exporting the power supply output stage of rectification unit with the electrode plate in electrolytic cell.For example, electrode plate
Terminals can be extend out to outside electrolytic cell, to be connected with power supply output stage.Such as strip waits plated product to set in a cell
Two electrode plates between, it is anti-to generate chemistry with the electrolyte in electrolytic cell when transformation is with output rectification unit out-put supply
It should.
In a particular application, the loss of electric energy is transmitted in order to reduce connection conductor dosage and reduce it, can will inputted whole
Stream unit is arranged on electric panel room, and inversion unit and transformation are arranged on beside electrolytic cell with output rectification unit (for example, closing on electricity
At the electrode plate terminals for solving slot).Wherein, transformation can be directly or indirectly (as passed through with the power supply output stage of output rectification unit
Cable, copper establishment tape cable, copper bar or copper foil flexible link) it is connected to the electrode plate terminals of electrolytic cell.Also, input is whole
It is connected between stream unit and inversion unit by high voltage direct current cable.Pass through the power-supply system of this split structure so that electricity
Source output stage can closely be connected in electrolytic cell electrode plate (for example, power supply output stage and corresponding electrolytic cell outer wall away from
From 2.5 meters can be less than), shorten the length of low-voltage, high-current connection conductor (such as cable or copper bar)；And the small electricity of high voltage
The transmission mode of stream reduces transmission electric current and its electrical loss on connection conductor.
Illustrate to connect the electrical loss on conductor in above-described embodiment by taking electrolytic degreasing as an example below.For example, it is desired to it exports
The DC power supply of 30V, 10000A, the DC voltage that 380V exchange inputs are obtained after input rectifying is about 540V, transmission electricity
Stream is about 555.6A, if transmission range is 10 meters, two 240mm of positive and negative output stage2(being chosen according to current-carrying capacity of cable standard)
When high voltage direct current cable transmits 300kVA electric energy, the electrical loss on high voltage direct current cable is 0.45kW altogether.Wherein, ρCopper=
0.0175Ω·mm2/ m, R=ρ L/S, the electrical loss P on single high voltage direct current cableSingle loss=I2R=555.6 × 555.6 ×
0.0175 × 10 ÷ 240=225.08W, the total losses P on two high voltage direct current cablesTotal losses=2 × PPartial loss=2 × 225.08=
0.45kW。
In a preferred embodiment, for input rectifying unit, after cabinet (for example, in power control cabinet) can be disposed at
It is placed in electric panel room either workshop again and specifies region (such as by operation position).Furthermore, it is possible to it is further set in power control cabinet
Empty the low-voltage devices such as air cock, contactor, control circuit board, programmable logic controller (PLC) PLC, display instrument.
The above is only the detailed description of specific embodiment of the present invention rather than the limitation to the utility model.
Those skilled in the technology concerned in the case where not departing from the principle and scope of the utility model, the various replacements made,
Modification and improvement should be included within the scope of protection of this utility model.
Claims (6)
- A kind of 1. mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell, which is characterized in that the electrolysis electroplating power supply System includes：Sequentially connected input rectifying unit, inversion unit and transformation and output rectification unit；Wherein, input rectifying unit is used to carry out rectification to power grid industrial-frequency alternating current, and alternating current is converted to high voltage direct current；It is inverse Become unit to be used to carry out inversion conversion to high-voltage direct-current electricity and export high-frequency alternating current to transformation and output rectification unit；It is described Transformation is used to carry out transformation and rectifying conversion to high-frequency alternating current with output rectification unit, and exports low-voltage, high-current direct current extremely The electrode plate of electrolytic cell,The electrolysis electroplating power supply system is split structure, wherein, inversion unit and transformation are arranged on output rectification unit Near electrolytic cell, the transformation and the power supply output point blank of output rectification unit and the electrode plate terminals of electrolytic cell are direct Or it is indirectly connected with；It is connected between the input rectifying unit and inversion unit by high voltage direct current cable.
- 2. mounting structure according to claim 1, which is characterized in that the power supply output stage and corresponding electrolytic cell outer wall Distance is less than 2.5 meters.
- 3. mounting structure according to claim 1, which is characterized in that the input rectifying unit is arranged in electric panel room.
- 4. mounting structure according to claim 1, which is characterized in that the transformation and the power supply of output rectification unit export Pole is indirectly connected to the electrode plate terminals of electrolytic cell through cable, copper foil flexible link, copper establishment tape cable or copper bar.
- 5. mounting structure according to claim 1, which is characterized in that the transformation becomes with output rectification unit including high frequency Depressor and output rectifier part；Wherein, output rectifier part includes fast recovery diode, Schottky diode, two pole of carborundum Pipe or metal-oxide-semiconductor.
- 6. mounting structure according to claim 1, which is characterized in that the input rectifying unit includes full-bridge input rectifying Circuit, circuit of power factor correction or more pulse wave input rectification circuits；Wherein, more pulse wave input rectification circuits use 12 arteries and veins Ripple, 18 pulse waves, 24 pulse waves, 36 pulse waves or 48 pulse wave rectifier circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124644.7U CN207410240U (en) | 2017-09-04 | 2017-09-04 | A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124644.7U CN207410240U (en) | 2017-09-04 | 2017-09-04 | A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207410240U true CN207410240U (en) | 2018-05-25 |
Family
ID=62323387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721124644.7U Active CN207410240U (en) | 2017-09-04 | 2017-09-04 | A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207410240U (en) |
-
2017
- 2017-09-04 CN CN201721124644.7U patent/CN207410240U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EA023794B1 (en) | Apparatus for use in electrorefining and electrowinning | |
| CN109193655B (en) | Flexible power supply equipment for alternating current electric arc furnace | |
| CN102130611A (en) | Power electronic rectification transformer | |
| CN104079029A (en) | Electric energy feedback type battery charging-discharging and capacity grading device | |
| CN103532402A (en) | Power supply power distribution system and method | |
| CN202353232U (en) | High-voltage cascaded inverter power unit grid-connection feedback device | |
| CN103296919A (en) | Three-phase two-pulse-wave high-power pulse current power supply for electrolytic cells and power supplying method | |
| CN102755931A (en) | Variable-frequency medium-frequency power supply for electrostatic dust collection | |
| CN114507864A (en) | Water electrolysis hydrogen production system and method based on direct current energy supply system | |
| CN102496950A (en) | Power unit grid-connected and feedback device for high-voltage concatenated frequency converter | |
| CN104831314B (en) | Industrial energy-saving high-frequency impulse electrolytic manganese device | |
| CN203942314U (en) | Electric energy feedback type battery charging and discharging and partial volume equipment | |
| CN207410240U (en) | A kind of mounting structure for being used to be electrolysed electroplating power supply system and electrolytic cell | |
| CN207410241U (en) | A kind of mounting structure for being used to be electrolysed electroplating power supply system | |
| CN102375110A (en) | Comprehensive automatic control console for alternating-current voltage withstand test | |
| CN204721230U (en) | Cell level connection type high-voltage frequency converter | |
| CN204342906U (en) | A kind of electroplanting device of tool dual output rectifier | |
| CN104821576A (en) | DC traction power supply system based on bulk type DC-DC converter and control method thereof | |
| CN204644479U (en) | A kind of industrialization energy-saving high-frequency impulse electrolysis manganese device | |
| CN204967633U (en) | Oil field beam -pumping unit is with energy -conserving direct current contravariant terminal cabinet | |
| CN102820663A (en) | Dynamic reactive power compensation and harmonic treatment complete equipment | |
| CN102347618A (en) | Three-phase energy feedback device | |
| CN202633876U (en) | Equivalent 24-pulse-wave uncontrolled rectifying direct-current ice melting device | |
| CN105449988A (en) | Alternating-current grid-connected direct-current electronic load used for locomotive power supply test | |
| RU124076U1 (en) | COMBINED PLANT FOR HUNGER-MOLDING AND REACTIVE POWER COMPENSATION |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |