CN115642581B - Light storage direct current power supply system for electroplating bath - Google Patents
Light storage direct current power supply system for electroplating bath Download PDFInfo
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- CN115642581B CN115642581B CN202211670850.3A CN202211670850A CN115642581B CN 115642581 B CN115642581 B CN 115642581B CN 202211670850 A CN202211670850 A CN 202211670850A CN 115642581 B CN115642581 B CN 115642581B
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Abstract
The invention discloses a light storage direct current power supply system for an electroplating bath, which comprises an electroplating bath, a photovoltaic assembly, a bracket, a DCDC controller, a photovoltaic direct current cable, a copper cable, an energy storage battery, a rectifier or a direct current voltage stabilizer, wherein the photovoltaic assembly is arranged on the bracket; the photovoltaic module is connected through a photovoltaic direct current cable to form a photovoltaic module string, an output end interface 2 of the DCDC controller is connected with a rectifier access point or a direct current voltage stabilizer access point through a copper cable, and an output end of the rectifier is connected with an access point 1 of the electroplating bath for electroplating or an output end of the direct current voltage stabilizer outputs stable low voltage to be used as an auxiliary power supply for supplying power; wherein, plating bath access point 2 mouth is connected the commercial power and is electroplated, and plating bath access point 1 mouth and 2 mouths complementary uses in plating bath access point. The output of rectifier and direct current stabiliser in this application connects the setting of electrolysis trough, has strengthened the stability of electrolysis trough access voltage greatly.
Description
Technical Field
The invention relates to the technical field of electroplating, in particular to a light storage direct current power supply system for an electroplating bath.
Background
The electroplating bath has great importance in the electroplating process, for example, in the electroplating process, the electroplating bath plays a decisive role in embodying many excellent properties in the electroplating process of the alloy, and more attention is paid in recent years, for example, different voltage transformers are widely applied in the field of electronic electroplating, and the generation characteristic of photovoltaic electric energy makes the electroplating bath widely applied in the field of electroplating. For example, as a surface coating of a crystallizer copper plate, co-Ni alloy is more and more applied, the Co-Ni alloy coating applied to the wide-side copper plate of the crystallizer is widely spread, and electric energy with different voltages is fully utilized in the electroplating process, so that the electroplating effect is greatly improved. The Co introduced into the plating layer has a plurality of advantages, such as obviously improved hardness; does not contain Fe < 2+ > and has good chemical stability; the oxide film generated at high temperature has excellent wear resistance; good thermal fatigue resistance and thermal corrosion resistance. The mechanical property and the friction and abrasion performance of the Co-Ni alloy and the Ni plating layer.
However, the power supply of the electroplating bath in the prior art adopts the commercial power, different voltages are generated through the voltage converter to provide different voltages for different electroplating baths, but energy is greatly lost in the voltage conversion process, and frequent high-voltage and low-voltage conversion causes different damage to the materials of the electroplating bath. In addition, the alternating current and the direct current in the existing electroplating process also generate larger energy loss; the existing electrolytic cell material is wasted greatly against the situation, the input of the electrolytic cell adopts direct input and has no stable input mode, and the material of the electrolytic cell is not well protected.
Disclosure of Invention
To solve the above-mentioned problems in the prior art, the present invention provides a light storage dc power supply system for a plating bath, including: the device comprises an electroplating bath, a photovoltaic assembly, a bracket, a DCDC controller, a photovoltaic direct current cable, a copper cable, an energy storage battery, a rectifier or a direct current voltage stabilizer; wherein, the plating bath, the photovoltaic component and the DCDC controller are fixedly connected on the bracket; the photovoltaic module is connected through a photovoltaic direct current cable to form a photovoltaic module string, the photovoltaic module string is connected with the input of a DCDC controller, the output end of the DCDC controller comprises two interfaces, wherein the output end interface 1 of the DCDC controller is connected with an energy storage battery through a copper cable, the output end interface 2 of the DCDC controller is connected with a rectifier access point or a direct current voltage stabilizer access point through a copper cable, the output end of the rectifier is connected with the plating bath access point 1 to carry out electroplating or the output end of the direct current voltage stabilizer outputs stable low voltage to be used as an auxiliary power supply for supplying power; the electroplating bath access point 2 is connected with commercial power for electroplating, the electroplating bath access point 1 and the electroplating bath access point 2 are used complementarily, and the photovoltaic direct-current cable adopts a direct-current bus.
Preferably, the photovoltaic modules are connected through photovoltaic direct current cables to form photovoltaic module strings, wherein the photovoltaic module strings are designed to be 2 strings, each string contains 14 photovoltaic modules, and the open-circuit voltage of each string is 697.2V.
Preferably, when the output port 2 of the DCDC controller is connected to the access point of the rectifier through a copper cable, the DCDC controller stabilizes the voltage at 580V, and the voltage is connected to the access point of the rectifier 580V to be rectified as an auxiliary power supply for electroplating.
Preferably, when the output interface 2 of the DCDC controller is connected to the access point of the dc voltage stabilizer through a copper cable, the voltage is stabilized at 12 volts by the DCDC controller.
Preferably, the photovoltaic modules are connected through photovoltaic direct current cables to form photovoltaic module strings, wherein the photovoltaic module strings are designed to be 2 strings, each string contains 14 photovoltaic modules, and the open-circuit voltage of each string is 697.2V.
Preferably, the photovoltaic module is made of 550Wp of monocrystalline silicon, the photovoltaic system is 15000W, the energy storage battery is 580V and 20AH, the support is made of 235B hot galvanizing material, and the photovoltaic direct current cable is made of PV1-F-1 × 4
The copper cable adopts the specification of 2 x 25
。
Preferably, the electrolytic cell is operated by applying an electrically conductive auxiliary cathode such as stainless steel wire in order to attract a strong electric field; in some embodiments, the cathodic metal protection is performed by applying a voltage of 12v output from a DCDC controller to the cathode of the electrolytic cell, and the galvanic cathodic protection system, also called impressed current system, is formed by burying an auxiliary anode in the same electrolyte environment around the structure to be protected, forming a power supply loop by using a dc power supply with the auxiliary anode as the anode and the structure to be protected as the cathode, and forcing the metal to be protected to become the cathode to perform cathodic protection.
On the other hand, an insulating shielding plate polyethylene terephthalate (PET) is additionally arranged to shield a strong electric field; the upper part of the cathode is provided with electric field distribution when the stainless steel wire is used as an auxiliary cathode, two tips of the stainless steel wire have high-strength electric fields, and electric field lines are concentrated at the tips of the stainless steel wire. The electric field distribution on the surface of the cathode plate is uniform, and the electric field distribution of the electrolytic cell is greatly enhanced by the stainless steel wire auxiliary cathode. In addition, an insulating polyethylene terephthalate (PET) baffle plate is adopted, the frame-shaped PET baffle plate is placed in front of the cathode, and when the frame-shaped PET baffle plate is placed in front of the cathode, metal cannot be deposited on the surface of the baffle plate because the PET is an insulating material.
The invention provides a light storage direct current power supply system for an electroplating bath, which can realize the following beneficial technical effects:
the photovoltaic power generation and the commercial power are combined and applied to the electroplating bath, so that the electric energy utilization rate of the electroplating bath is greatly enhanced, wherein the commercial power and the photovoltaic power generation are complementarily used in the electroplating bath, so that the electric power utilization rate of the electroplating bath can be greatly enhanced; compared with the original alternating current to direct current, the method reduces the conversion loss of the electric energy form; and the direct current is supplied, so that the energy loss in the direct current inversion and the alternating current reconversion direct current is reduced.
The system lines all adopt direct current buses, so that energy consumption can be effectively saved; high-voltage power transmission and low-voltage power utilization are beneficial to improving the power utilization safety. By adopting 580V output, the energy consumption can be saved by about 4%; by adopting 12 output, the energy consumption can be saved by about 15 percent. In addition, the output end of the DCDC controller comprises two interfaces, wherein the output end interface 1 of the DCDC controller is connected with an energy storage battery through a copper cable, the output end interface 2 of the DCDC controller is connected with a rectifier access point or a direct current voltage stabilizer access point through a copper cable, and the output of the rectifier and the direct current voltage stabilizer is connected with an electrolytic bath, so that the stability of the access voltage of the electrolytic bath is greatly enhanced;
in addition, the cathode of the electrolytic cell is shielded by adopting the PET material, so that the electric field distribution of the electrolytic cell is greatly enhanced; and the electrolytic cell is used for attracting a strong electric field by additionally adding a conductive auxiliary cathode such as a stainless steel wire; the DCDC controller is used for applying 12V voltage output by voltage to the cathode of the electrolytic cell to carry out cathodic metal protection; greatly saves metal materials and reduces the cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic diagram of a 15000W photovoltaic system with 580V output according to a first embodiment of the present invention;
fig. 2 is a schematic diagram of a photovoltaic system of two 15000W in the scheme of the present invention, with an output of 12V.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
compared with the traditional internet security center, the embodiment of the invention provides an optical storage direct current power supply system for an electroplating bath, which comprises: the device comprises an electroplating bath, a photovoltaic assembly, a bracket, a DCDC controller, a photovoltaic direct current cable, a copper cable, an energy storage battery, a rectifier or a direct current voltage stabilizer; wherein, the plating bath, the photovoltaic module and the DCDC controller are fixedly connected on the bracket; the photovoltaic module is connected through a photovoltaic direct current cable to form a photovoltaic module string, the photovoltaic module string is connected with the input of a DCDC controller, the output end of the DCDC controller comprises two interfaces, wherein the output end interface 1 of the DCDC controller is connected with an energy storage battery through a copper cable, the output end interface 2 of the DCDC controller is connected with a rectifier access point through a copper cable, and the output end of the rectifier is connected with the interface 1 of the electroplating bath access point for electroplating and used as an auxiliary power supply for supplying power; the electroplating bath access point 2 is connected with a commercial power for electroplating, the electroplating bath access point 1 and the electroplating bath access point 2 are used complementarily, and a photovoltaic direct-current cable adopts a direct-current bus.
In the implementation of the case, the photovoltaic modules are grouped in series through the direct current cables, and the system is designed to be 2 series, wherein each series comprises 14 modules. The open circuit voltage per string was 697.2V. The voltage is stabilized at 580V through a DCDC controller, and the voltage is merged into an original rectifier 580V access point to be used as an auxiliary power supply for electroplating after rectification.
In some embodiments, the photovoltaic modules are connected by photovoltaic dc cables to form a string of photovoltaic modules, wherein the string of photovoltaic modules is designed as 2 strings of 14 photovoltaic modules each, and the open circuit voltage of each string is 697.2V.
In some embodiments, when the DCDC controller output interface 2 is connected to the dc regulator access point via a copper cable, the voltage is stabilized at 12 volts by the DCDC controller.
In some embodiments, the photovoltaic modules are connected by photovoltaic dc cables to form a string of photovoltaic modules, wherein the string of photovoltaic modules is designed as 2 strings of 14 photovoltaic modules each, and the open circuit voltage of each string is 697.2V.
In some embodiments, the photovoltaic module is made of 550Wp of monocrystalline silicon, the photovoltaic system is 15000W, the energy storage battery is 580V and 20AH, the bracket is made of 235B hot galvanizing material, and the photovoltaic direct current cable is made of PV1-F-1 x 4
The copper cable adopts the material specification of 2 x 25
。
Example 2:
a light storing dc power supply system for a plating bath, comprising: the device comprises an electroplating bath, a photovoltaic assembly, a bracket, a DCDC controller, a photovoltaic direct current cable, a copper cable, an energy storage battery, a rectifier or a direct current voltage stabilizer; wherein, the plating bath, the photovoltaic component and the DCDC controller are fixedly connected on the bracket; the photovoltaic module is connected through a photovoltaic direct current cable to form a photovoltaic module string, the photovoltaic module string is connected with the input of a DCDC controller, the output end of the DCDC controller comprises two interfaces, wherein the interface 1 of the output end of the DCDC controller is connected with an energy storage battery through a copper cable, the interface 2 of the output end of the DCDC controller is connected with the access point of a direct current voltage stabilizer through a copper cable, and the output end of a rectifier is connected with the output end of the direct current voltage stabilizer to output stable low voltage to be used as an auxiliary power supply for supplying power; the electroplating bath access point 2 is connected with commercial power for electroplating, the electroplating bath access point 1 and the electroplating bath access point 2 are used complementarily, and the photovoltaic direct-current cable adopts a direct-current bus.
In the implementation of the case, the photovoltaic modules are grouped in series through the direct current cables, and the system is designed to be 2 series, wherein each series comprises 14 modules. The open circuit voltage per string was 697.2V. The voltage is stabilized at 12 volts by a DCDC controller and is directly output for use.
In some embodiments, the photovoltaic modules are connected by photovoltaic dc cables to form a string of photovoltaic modules, wherein the string of photovoltaic modules is designed as 2 strings of 14 photovoltaic modules each with an open circuit voltage of 697.2V.
In some embodiments, when the DCDC controller output interface 2 is connected to the dc regulator access point through a copper cable, the voltage is stabilized at 12 volts by the DCDC controller.
In some embodiments, the photovoltaic modules are connected by photovoltaic dc cables to form a string of photovoltaic modules, wherein the string of photovoltaic modules is designed as 2 strings of 14 photovoltaic modules each with an open circuit voltage of 697.2V.
In some embodiments, the photovoltaic module is made of 550Wp of monocrystalline silicon, the photovoltaic system is 15000W, the energy storage battery is 580V and 20AH, the bracket is made of 235B hot galvanizing material, and the photovoltaic direct current cable is made of PV1-F-1 x 4
The copper cable adopts the material specification of 2 x 25
。
The effect difference between the embodiment 1 and the embodiment 2 is not large, the energy consumption is saved by about 4% by adopting the embodiment 1, and the energy consumption is saved by about 15% by adopting the embodiment 2.
Example 3:
in yet another embodiment of the invention, the cell is constructed by applying a conductive auxiliary cathode such as stainless steel wire in order to attract a strong electric field; in some embodiments, the cathodic metal protection is performed by applying 12v voltage output by a DCDC controller to the cathode of the electrolytic cell, and a current cathodic protection system, also called impressed current system, is formed by burying an auxiliary anode in the same electrolyte environment around the protected structure, forming a power supply loop by using a direct current power supply with the auxiliary anode as the anode and the protected structure as the cathode, and leading direct current to the protected metal to force the protected metal to become the cathode so as to implement cathodic protection.
On the other hand, an insulating shielding plate polyethylene terephthalate (PET) is additionally arranged to shield a strong electric field; the upper part of the cathode is provided with electric field distribution when the stainless steel wire is used as an auxiliary cathode, two tips of the stainless steel wire have high-strength electric fields, and electric field lines are concentrated at the tips of the stainless steel wire. The electric field distribution on the surface of the cathode plate is uniform, and the electric field distribution of the electrolytic cell is greatly enhanced by the stainless steel wire auxiliary cathode. In addition, an insulating polyethylene terephthalate (PET) baffle plate is adopted, the frame-shaped PET baffle plate is placed in front of the cathode, and when the frame-shaped PET baffle plate is placed in front of the cathode, metal cannot be deposited on the surface of the baffle plate because the PET is an insulating material.
The invention provides a light storage direct current power supply system for an electroplating bath, which can realize the following beneficial technical effects:
the photovoltaic power generation and the mains supply are combined and applied to the electroplating bath, so that the electric energy utilization rate is greatly enhanced, wherein the electroplating bath adopts the mains supply and the photovoltaic power generation which are used complementarily, so that the electric power utilization rate of the electroplating bath can be greatly enhanced; compared with the original alternating current to direct current, the electric energy form conversion loss is reduced; and the direct current is supplied, so that the energy loss in the direct current inversion and alternating current reconversion direct current is reduced.
The system lines all adopt direct current buses, so that energy consumption can be effectively saved; high-voltage power transmission and low-voltage power utilization are beneficial to improving the power utilization safety. By adopting 580V output, the energy consumption can be saved by about 4 percent; by adopting 12 outputs, the energy consumption can be saved by about 15 percent.
The above detailed description is provided for a light storage dc power supply system for a plating bath, and the principle and the embodiment of the present invention are explained herein by using specific examples, and the above description of the examples is only used to help understand the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea and method of the present invention, there may be variations in the specific embodiments and the application scope, and in conclusion, the content of the present specification should not be construed as a limitation to the present invention.
Claims (6)
1. A light storage direct current power supply system for a plating bath, comprising: the system comprises a photovoltaic component, a bracket, a DCDC controller, a photovoltaic direct current cable, a copper cable, an energy storage battery, a rectifier or a direct current voltage stabilizer; the photovoltaic module is fixedly connected to the support; the photovoltaic module is connected through a photovoltaic direct current cable to form a photovoltaic module string, the photovoltaic module string is connected with an input interface of a DCDC controller, the output end of the DCDC controller comprises two interfaces, wherein an output end interface 1 of the DCDC controller is connected with an energy storage battery through a copper cable, an output end interface 2 of the DCDC controller is connected with a rectifier access point or a direct current voltage stabilizer access point through a copper cable, and the output end of the rectifier is connected with an interface 1 of an electroplating bath access point to be electroplated or the output end of the direct current voltage stabilizer outputs stable low voltage to be used as an auxiliary power supply for supplying power; wherein, the access point 2 of the electroplating bath is connected with commercial power for electroplating, the access point 1 of the electroplating bath is complementary to the access point 2 of the electroplating bath for use, and the photovoltaic direct current cable adopts a direct current bus;
the electrolytic cell is through adding the supplementary negative pole stainless steel wire of conductivity, and the electric field line is concentrated at the stainless steel wire pointed end, adopts insulating nature polyethylene terephthalate (PET) shielding plate, places frame shape polyethylene terephthalate (PET) shielding plate in front of the negative pole, and the metal can not be deposited on the shielding plate surface.
2. The photovoltaic module string according to claim 1, wherein the photovoltaic modules are connected by photovoltaic direct current cables to form a photovoltaic module string, wherein the photovoltaic module string is designed to be 2 strings, each string comprises 6 to 20 photovoltaic modules, and the open circuit voltage of each string is 300V to 1000V.
3. The system as claimed in claim 2, wherein when the output port 2 of the DCDC controller is connected to the access point of the rectifier via a copper cable, the DCDC controller stabilizes the voltage at 580V, and the access point of the rectifier 580V is connected to the auxiliary power source for rectification and then electroplating.
4. The system of claim 2, wherein the DCDC controller stabilizes the voltage at 12v when the output port 2 of the DCDC controller is connected to the dc regulator access point via a copper cable.
5. The light storage direct current power supply system for the electroplating bath according to claim 1, wherein the open circuit voltage of each string of the photovoltaic module is 300-1000V, and the voltage is directly stabilized to the required voltage without inversion after passing through the DCDC controller, so that the use efficiency is improved.
6. The photovoltaic system of claim 1, wherein the photovoltaic module is selected from the group consisting of single crystal silicon, polysilicon, and thin film module, the photovoltaic system is 15000W, the energy storage battery is selected from the group consisting of nickel-hydrogen battery, lead-acid battery, and lithium-ion battery, the total voltage of the battery pack is 300-600V, the battery pack capacity is 10-100AH, the support is made of 235B hot-dip galvanized material, and the photovoltaic module is made of a materialThe specification of the material adopted by the photovoltaic direct current cable is PV1-F-1 x 4mm 2 The copper cable adopts the material specification of 2 x 25mm 2 。
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| CN101717954A (en) * | 2010-01-12 | 2010-06-02 | 北京科技大学 | Method and device for preparing pure iron by utilizing solar-photovoltaic technology with low carbon |
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| CN205693422U (en) * | 2016-06-14 | 2016-11-16 | 国网冀北电力有限公司张家口供电公司 | Based on photo-voltaic power supply and the transforming plant DC power-supply system of nickel-based battery received |
| KR20180114272A (en) * | 2017-04-07 | 2018-10-18 | 금산전력 주식회사 | High efficiency bidirectional PCS for solar power generation |
| CN218021224U (en) * | 2022-08-19 | 2022-12-13 | 山东天之瑜物联网科技有限公司 | Photovoltaic system of new energy vehicle |
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