CN115125583A - Remote monitoring and management method for electrolysis of acidic etching waste liquid and recycling of regenerated liquid and chlorine - Google Patents
Remote monitoring and management method for electrolysis of acidic etching waste liquid and recycling of regenerated liquid and chlorine Download PDFInfo
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- CN115125583A CN115125583A CN202210778164.1A CN202210778164A CN115125583A CN 115125583 A CN115125583 A CN 115125583A CN 202210778164 A CN202210778164 A CN 202210778164A CN 115125583 A CN115125583 A CN 115125583A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
- C25B15/023—Measuring, analysing or testing during electrolytic production
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/46—Regeneration of etching compositions
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
- C25B15/023—Measuring, analysing or testing during electrolytic production
- C25B15/025—Measuring, analysing or testing during electrolytic production of electrolyte parameters
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
Abstract
The invention discloses a remote monitoring and management method for the electrolysis of acidic etching waste liquid and the recycling of regenerated liquid and chlorine, the remote monitoring management is carried out on the remote monitoring management control system, the network system and the PLC control device through the control system, the remote monitoring management is to carry out real-time monitoring on the network system and the PLC control device, obtain signals of analog quantity and switching value and obtain collected data, storing big data through the collected field equipment parameter values, inquiring historical information of each set of electrolysis recycling system on the remote monitoring terminal equipment at any time, can master the running conditions of all equipment in a remote range at any time, including the conditions of the on-site equipment such as the running and shutdown of the equipment, and the like, and can know the recycling condition of the regeneration liquid, the recycling condition of the chlorine and the condition of making the floating water at any time, the field installation and debugging personnel can be known to carry out the field installation and debugging work, the elimination of problem faults and the problem treatment of some difficult and complicated diseases.
Description
Technical Field
The invention belongs to the technical field of acid etching waste liquid copper electrolysis and regeneration liquid recycling, and particularly relates to a method for remotely monitoring and managing the acid etching waste liquid electrolysis and the regeneration liquid and chlorine recycling.
Background
The acidic etching waste liquid electrolysis and regeneration liquid and chlorine gas recycling collects used etching liquid which needs to be discharged originally, a small amount of adjusting agent is added into an adjusting tank to adjust parameters of the etching liquid to a set range, copper ions in the adjusted used etching liquid are transferred and exchanged into the acidic electrolyte by utilizing a solvent extraction principle, copper ions in the acidic electrolyte are electrolyzed to obtain a high-purity metal copper plate by utilizing an electrolysis principle, the used etching liquid treated by the system is regenerated and reduced into reusable regenerated etching liquid, and only a small amount of replenisher and hydrochloric acid need to be added. The part lost during operation is compensated and put into the etching process again to realize recycling. From the market at present, it is very difficult to recycle and manage the generated chlorine and the regenerated liquid by electrolyzing the acidic etching solution, because the chlorine is a gas with relatively great hazard and the risk of operation is relatively great, and the prior art lacks a remote monitoring and management system for electrolyzing the acidic etching solution, recycling the chlorine and recycling the regenerated liquid.
Disclosure of Invention
The invention aims to provide a remote monitoring and management method for the electrolysis of acidic etching waste liquid and the recycling of regenerated liquid and chlorine, which can master the running conditions of all equipment in a remote range at any time, including the conditions of the equipment on the site, such as running and stopping of the equipment and the like, know the recycling conditions of the regenerated liquid, the recycling conditions of the chlorine and the condition of making rinsing water every day at any time, know the on-site installation and debugging personnel to carry out on-site installation and debugging work, eliminate problem faults and treat some difficult and complicated diseases, and solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
the electrolytic and regenerated liquid and chlorine gas reusing remote monitoring and managing method of acid etching waste liquid includes the following steps:
s1, performing remote monitoring management on the remote monitoring management control system, the network system and the PLC control device through the control system, wherein the remote monitoring management is to perform real-time monitoring on the network system and the PLC control device to obtain signals of analog quantity and switching value to obtain collected data;
s2, transmitting the collected data to the terminal device after being modulated by the network system;
s3, the terminal equipment processes the monitoring information manually or automatically, and transmits the result information to the network system or the PLC control device in a reverse transmission mode after processing;
and S4, the network system or the PLC control device controls the operation of the transmitted processing result information.
Preferably, the remote monitoring management control system in step 1 includes a remote monitoring management program and a control unit, the control unit is electrically connected to the remote monitoring management program, and the control system performs remote monitoring management on the control unit, the centralized control device and the PLC control device according to the remote monitoring management program.
Preferably, the network system comprises a centralized control device, a cloud server and a network connecting part, and the centralized control device is electrically connected with the cloud server and the network connecting part respectively.
Preferably, the PLC control device comprises a PLC controller, an upper industrial personal computer electrical control component, a pressure sensor, an ORP detector, a specific gravity meter, a pressure gauge, a liquid level meter, an intelligent ball valve, a 4G flow card and an acidity detector, and the PLC controller is electrically connected with the upper industrial personal computer electrical control component, the pressure sensor, the ORP detector, the specific gravity meter, the pressure gauge, the liquid level meter, the intelligent ball valve, the 4G flow card and the acidity detector respectively.
Preferably, the ORP detector controls the generation of chlorine by controlling the ORP value of the electrolytic etching solution, the hydrometer is used for controlling the recycling of the regenerated solution, so that the concentration of copper ions in the etching solution can be controlled within a reasonable interval, the liquid level meter is provided with a second radar liquid level meter at the top of the high-level acid supplementing tank, the liquid level of the high-level acid supplementing tank is monitored by the second radar liquid level meter so as to supplement concentrated sulfuric acid in time, the intelligent ball valve is provided with an automatic switch ball valve at the inlet of the chlorine absorption tank, the automatic switch ball valve is used for detecting the pressure of the negative pressure at the tail end of the chlorine in the chlorine distributor, and the automatic switch ball valve is automatically opened when the negative pressure at the tail end of the chlorine in the chlorine distributor exceeds-15 mm water column, so that the safety of chlorine recovery is ensured.
Preferably, in the step 2, the network system is modulated into a network system, the network system is modulated into a cloud server, the computer language of the centralized control equipment or the PLC language of the PLC control device and the internet network language are inter-translated, and then the remote mutual transmission of the monitoring information between the centralized control equipment or the PLC control device or the terminal equipment is completed through the network connecting part through the wireless network or the wired network.
Preferably, the terminal device is set as one of a computer, a mobile phone or a dedicated mobile device, and the terminal device will process the monitoring information manually or automatically according to the monitoring management program and then transmit the result information to the centralized control device or the PLC control device in a reverse transmission manner.
Preferably, when the transmission in the reverse communication mode in step 3 is performed, the collected field device parameter values are used for storing big data, and the historical information of each set of electrolysis and reuse system is inquired on the remote monitoring terminal device at any time.
Preferably, the historical information of the electrolysis recycling system comprises basic information of equipment, the starting time period of the recycling liquid recycling pump, the real-time data parameters of orp, the real-time data parameters of specific gravity and hydrochloric acid, the concentration parameter value of chlorine, the recycling amount of the recycling liquid, the fluctuation time period of a positive pressure gauge and a negative pressure gauge, the opening and the switching condition of an intelligent ball valve and the running time of rinsing water.
Preferably, the terminal device can give an alarm to the field device in an all-around manner, can give diversified alarms if the alarm exceeds a set value range, has high-performance alarm prompt, gives an alarm prompt to a WeChat public number, a mobile phone short message and a mobile phone voice telephone, is used for timely knowing the field alarm condition, can give a timely feedback to an operator on the field, and simultaneously timely handles the field abnormal problems.
Compared with the prior art, the acid etching waste liquid electrolysis and regeneration liquid and chlorine gas recycling remote monitoring and management method provided by the invention has the following advantages:
1. the invention carries out remote monitoring management on a remote monitoring management control system, a network system and a PLC control device through a control system, the remote monitoring management is to carry out real-time monitoring on the network system and the PLC control device to obtain signals of analog quantity and switching value to obtain collected data, storing big data through the collected field equipment parameter values, inquiring historical information of each set of electrolysis recycling system on the remote monitoring terminal equipment at any time, can master the running conditions of all equipment in a remote range at any time, realizes the remote monitoring and management of the acidic etching waste liquid and the regeneration normal running conditions in different areas and geographical positions, saves a large amount of after-sales service, can know the field fault problem in time, the on-site problems can be known and checked in time, and the chlorine leakage problem can be alarmed in time to stop the recycling of the chlorine remotely. Preventing the great loss and influence caused by the leakage of chlorine.
2. According to the invention, collected data are modulated by the network system and then transmitted to the terminal equipment, so that the terminal equipment has high-performance alarm prompt, can give an alarm to the field equipment in an all-around manner, is convenient for feeding back the field equipment abnormity to an operator in time, and is convenient for the operator to deal with the field abnormity in time.
Drawings
FIG. 1 is a block flow diagram of the present invention;
fig. 2 is a block diagram of the system of the present invention.
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. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. 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.
The invention provides a method for remotely monitoring and managing electrolysis of acidic etching waste liquid and recycling of regenerated liquid and chlorine, which comprises the following steps:
s1, performing remote monitoring management on the remote monitoring management control system, the network system and the PLC control device through the control system, wherein the remote monitoring management is to perform real-time monitoring on the network system and the PLC control device to obtain signals of analog quantity and switching quantity so as to obtain collected data;
the remote monitoring management control system comprises a remote monitoring management program and a control part, wherein the control part is electrically connected with the remote monitoring management program, and the control system carries out remote monitoring management on the control part, the centralized control equipment and the PLC control device according to the remote monitoring management program.
The network system comprises centralized control equipment, a cloud server and a network connecting part, wherein the centralized control equipment is electrically connected with the cloud server and the network connecting part respectively.
The PLC control device comprises a PLC controller, an upper industrial personal computer electrical control component, a pressure sensor, an ORP detector, a specific gravity meter, a pressure gauge, a liquid level meter, an intelligent ball valve, a 4G flow card and an acidity detector, wherein the PLC controller is electrically connected with the upper industrial personal computer electrical control component, the pressure sensor, the ORP detector, the specific gravity meter, the pressure gauge, the liquid level meter, the intelligent ball valve, the 4G flow card and the acidity detector respectively.
The plc controller includes: the device comprises a central processing unit CPU, an analog quantity AI/AO module, a switching value DI/DO module and a communication module. And the upper industrial personal computer or the touch screen is an upper control device for operating and controlling the plc controller to run. The electric control part includes: button switch/pilot lamp, relay, control terminal row/case, alarm, converter, CKC liquid level relay, scram button, chlorine detector. The flow sensor or flow transmitter is a device for transmitting a chlorine reuse flow monitoring signal to the plc controller. The pressure sensor or pressure transmitter is a device that transmits a gas pressure monitoring signal for plc.
The characteristics of remote monitoring: can be for a plurality of equipment, a plurality of places, many plc controlling means carry out remote monitoring, and the FTP agreement is supported to the cloud ware, including server host, data processing module, the unit is looked over to the data, and network connection part includes: a switch, a network interface, a network cable, a gateway or a router.
Remote monitoring real-time device: through a desktop computer or a notebook or a tablet computer (pad), the mobile phone enters a platform for a 4G smart phone or a 5G smart phone or other smart phones, so that real-time checking can be performed, or a WeChat applet and a cloud configuration page can be entered, real-time checking can also be performed, and the running state of field equipment can be synchronized in real time.
The ORP detector controls the generation of chlorine by controlling the ORP value of electrolytic etching liquid, the hydrometer is used for controlling the recycling of regenerated liquid, so that the concentration of copper ions in the etching liquid can be controlled within a reasonable range, the liquid level meter is provided with a second radar liquid level meter at the top of the high-level acid supplementing tank, the liquid level of the high-level acid supplementing tank is subjected to height monitoring through the second radar liquid level meter so as to supplement concentrated sulfuric acid in time, the intelligent ball valve is provided with an automatic switch ball valve at the inlet of the chlorine absorption tank, the automatic switch ball valve is used for detecting the pressure of the negative pressure at the tail end of chlorine in the chlorine distributor, and the automatic switch ball valve is automatically opened when the negative pressure at the tail end of the chlorine in the chlorine distributor exceeds-15 mm water column, so that the safety of chlorine recovery is ensured.
S2, transmitting the collected data to the terminal device after being modulated by the network system;
the system has the functions of monitoring and inquiring historical data information, big data is stored through collected field equipment parameter values, and historical information of each set of electrolysis recycling system, including basic equipment information, the starting time period of a recycling liquid recycling pump, the real-time data parameter of orp, the real-time data parameter of specific gravity and hydrochloric acid, the concentration parameter value of chlorine, the recycling amount of the recycling liquid, the fluctuation time period of a positive pressure gauge and a negative pressure gauge, the opening and the switching condition of an intelligent ball valve, the rinsing running time and the like, is inquired on remote monitoring terminal equipment at any time.
After the network system is modulated into the network system and the cloud server translates the computer language of the centralized control equipment or the PLC language of the PLC control device and the Internet network language into each other, the remote mutual transmission of monitoring information between the centralized control equipment or the PLC control device or the terminal equipment is completed through a wireless network or a wired network through the network connecting part, so that the problems of electrolysis of the acidic etching solution, recycling of the regenerated solution and remote monitoring of the safe operation condition of chlorine recycling are thoroughly solved, safety accidents caused by recycling of the regenerated solution and the chlorine are avoided, and the blank of remote monitoring and safe management operation in the prior art is filled.
The terminal device is set as one of a computer, a mobile phone or a special mobile device, and the terminal device processes the monitoring information manually or automatically according to the monitoring management program and then transmits the result information to the centralized control device or the PLC control device in a reverse transmission mode.
The collected data are modulated by the network system and then transmitted to the terminal equipment, so that the terminal equipment has high-performance alarm prompt, the field equipment can be alarmed in an all-around mode, timely feedback to an operator is facilitated for abnormality of the field equipment, and meanwhile the operator can handle the abnormal problems on the field in time.
S3, the terminal equipment processes the monitoring information manually or automatically, and transmits the result information to the network system or the PLC control device in a reverse transmission mode after processing;
and when the data is transmitted in a reverse transmission mode, the collected field equipment parameter values are used for storing big data, and the historical information of each set of electrolytic recycling system is inquired on the remote monitoring terminal equipment at any time.
The historical information of the electrolysis recycling system comprises basic information of equipment, a recycling liquid recycling pump starting time period, orp real-time data parameters, specific gravity and hydrochloric acid real-time data parameters, chlorine concentration parameter values, recycling amount of the recycling liquid, positive and negative pressure meter fluctuation time periods, opening and closing conditions of an intelligent ball valve and water floating running time.
The terminal equipment can give an alarm to the field equipment in an all-around manner, can give diversified alarms if the field equipment exceeds a set value range, has high-performance alarm prompt, can give an alarm prompt to WeChat public numbers, mobile phone short messages and mobile phone voice calls for timely knowing the field alarm condition, can give a timely feedback to an operator on the field, and can timely deal with the field abnormal problems.
S4, the network system or the PLC control device controls the operation of the transmitted processing result information;
the invention well fills the blank that the prior technical field of electrolysis and regeneration of the acidic etching waste liquid has no remote monitoring and management, realizes the remote monitoring and management of the acidic etching waste liquid and the regeneration normal running condition in different areas and geographical positions, saves a large amount of after-sale service, can timely know the on-site fault problem, can timely know and investigate the on-site problem, and can timely alarm the chlorine leakage problem to stop the recycling of the chlorine. Preventing the great loss and influence caused by the leakage of the chlorine.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. The method for remotely monitoring and managing the electrolysis of the acidic etching waste liquid and the recycling of the regenerated liquid and chlorine is characterized by comprising the following steps of: the method comprises the following steps:
s1, performing remote monitoring management on the remote monitoring management control system, the network system and the PLC control device through the control system, wherein the remote monitoring management is to perform real-time monitoring on the network system and the PLC control device to obtain signals of analog quantity and switching value to obtain collected data;
s2, transmitting the collected data to the terminal device after being modulated by the network system;
s3, the terminal equipment processes the monitoring information manually or automatically, and transmits the result information to the network system or the PLC control device in a reverse transmission mode after processing;
and S4, the network system or the PLC control device controls the operation of the transmitted processing result information.
2. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas recycling according to claim 1, wherein the method comprises the following steps: the remote monitoring management control system in the step 1 comprises a remote monitoring management program and a control part, wherein the control part is electrically connected with the remote monitoring management program, and the control system carries out remote monitoring management on the control part, the centralized control equipment and the PLC control device according to the remote monitoring management program.
3. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas reuse according to claim 2, wherein: the network system comprises centralized control equipment, a cloud server and a network connecting part, wherein the centralized control equipment is electrically connected with the cloud server and the network connecting part respectively.
4. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas recycling according to claim 3, wherein: the PLC control device comprises a PLC controller, an upper industrial personal computer electrical control part, a pressure sensor, an ORP detector, a specific gravity meter, a pressure gauge, a liquid level meter, an intelligent ball valve, a 4G flow card and an acidity detector, wherein the PLC controller is respectively electrically connected with the upper industrial personal computer electrical control part, the pressure sensor, the ORP detector, the specific gravity meter, the pressure gauge, the liquid level meter, the intelligent ball valve, the 4G flow card and the acidity detector.
5. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas reuse according to claim 4, wherein: the ORP detector is used for controlling the generation of chlorine through controlling the ORP value of electrolytic etching liquid, the hydrometer is used for controlling the recycling of regenerated liquid, so that the concentration of copper ions in the controllable etching liquid is in a reasonable interval, the liquid level meter is provided with a second radar liquid level meter at the top of the high-level acid supplementing groove, the liquid level of the high-level acid supplementing groove is subjected to height monitoring through the second radar liquid level meter so as to supplement concentrated sulfuric acid in time, the intelligent ball valve is provided with an automatic switch ball valve at the inlet of the chlorine absorption tank, the automatic switch ball valve is used for carrying out pressure detection on the negative pressure at the tail end of chlorine in the chlorine distributor, and the automatic switch ball valve is automatically opened when the negative pressure at the tail end of chlorine in the chlorine distributor exceeds-15 mm water column, so that the safety of chlorine recovery is ensured.
6. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas recycling according to claim 1, wherein the method comprises the following steps: and 2, after the network system is modulated into a network system and is modulated into a cloud server to mutually translate the computer language of the centralized control equipment or the PLC language of the PLC control device and the Internet network language, the centralized control equipment or the PLC control device or the terminal equipment is remotely and mutually transmitted with monitoring information on site through a wireless network or a wired network through a network connecting part.
7. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas reuse according to claim 6, wherein: the terminal equipment is set as one of a computer, a mobile phone or a special mobile device, and the terminal equipment processes the monitoring information manually or automatically according to a monitoring management program and then transmits the result information to the centralized control equipment or the PLC control device in a reverse transmission mode.
8. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas recycling according to claim 1, wherein the method comprises the following steps: and 3, storing the big data through the collected field equipment parameter values during the transmission in the reverse transmission mode, and inquiring the historical information of each set of electrolysis recycling system on the remote monitoring terminal equipment at any time.
9. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas reuse according to claim 8, wherein: the historical information of the electrolysis recycling system comprises basic equipment information, a recycling liquid recycling pump starting time period, orp real-time data parameters, specific gravity and hydrochloric acid real-time data parameters, chlorine concentration parameter values, recycling amount of the recycling liquid, positive and negative pressure meter fluctuation time periods, opening and closing conditions of an intelligent ball valve and water floating running time.
10. The method for remote monitoring and management of acid etching waste liquid electrolysis and regeneration liquid and chlorine gas reuse according to claim 8, wherein: the terminal equipment can give an alarm to field equipment in an all-around manner, can give diversified alarms if the alarm exceeds a set value range, has high-performance alarm prompt, can give an alarm prompt to WeChat public numbers, short messages and mobile phone voice calls, is used for timely knowing the field alarm condition, can timely feed back to operators on the field, and can timely deal with the field abnormal problems.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210778164.1A CN115125583A (en) | 2022-06-29 | 2022-06-29 | Remote monitoring and management method for electrolysis of acidic etching waste liquid and recycling of regenerated liquid and chlorine |
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| CN202210778164.1A CN115125583A (en) | 2022-06-29 | 2022-06-29 | Remote monitoring and management method for electrolysis of acidic etching waste liquid and recycling of regenerated liquid and chlorine |
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| CN112458463A (en) * | 2020-11-09 | 2021-03-09 | 江苏净拓环保科技有限公司 | Acid etching solution recycling system and method |
| CN112565413A (en) * | 2020-12-04 | 2021-03-26 | 北京光华纺织集团有限公司 | Agricultural greenhouse environment intelligent guarantee system |
| CN114351147A (en) * | 2021-12-30 | 2022-04-15 | 广东臻鼎环境科技有限公司 | Full-automatic safe and efficient acid etching solution regeneration system for chlorine |
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2022
- 2022-06-29 CN CN202210778164.1A patent/CN115125583A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050284370A1 (en) * | 2004-06-25 | 2005-12-29 | Tokyo Electron Limited | High rate atomic layer deposition apparatus and method of using |
| CN104536371A (en) * | 2014-12-30 | 2015-04-22 | 洛阳双瑞万基钛业有限公司 | Unattended automatic production control method for recycling of electrolytic chlorine |
| CN106371390A (en) * | 2016-08-30 | 2017-02-01 | 江苏永冠给排水设备有限公司 | Realization method based on sodium hypochlorite generator device control system |
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| CN112458463A (en) * | 2020-11-09 | 2021-03-09 | 江苏净拓环保科技有限公司 | Acid etching solution recycling system and method |
| CN112565413A (en) * | 2020-12-04 | 2021-03-26 | 北京光华纺织集团有限公司 | Agricultural greenhouse environment intelligent guarantee system |
| CN114351147A (en) * | 2021-12-30 | 2022-04-15 | 广东臻鼎环境科技有限公司 | Full-automatic safe and efficient acid etching solution regeneration system for chlorine |
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