CN101884996A
The technical solution used in the present invention is: this aluminum capacitor disassembly and resource recycling method are: at first with aluminum capacitor by feed hopper, the charging...
Activated Carbon Plant
Activated Carbon Production Solutions. GBL''s has full-range equipment for carbonization & activation & regeneration solution for activated carbon plant, such as the hoist, silo, feeding
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The present paper describes the challenges and preliminary results obtained during the design and implementation of a disassembly system for capacitors placed on
Synthesis of carbon spheres from glucose using the hydrothermal
Synthesis of carbon spheres from glucose using the hydrothermal carbonization method for the fabrication of EDLCs. In the case of pseudo-capacitors and battery like-supercapacitors, the most interesting are transition monometallic elementary analysis using EDS equipment coupled to the electron microscope was carried out in all the
Recycling value materials from waste PCBs focus on electronic
In this article, integrated and systematic processes adopted for metallic recovering from waste ECs (WECs) were critically reviewed. Disassembly is the first step in
Method and equipment of aluminum capacitor disassembly
The invention relates to a method and equipment of aluminum capacitor disassembly and resource recovery. An aluminum capacitor is delivered to a hammer-type crushing cavity by a feed hopper and a feed regulating valve; the hammer-type crushing cavity is formed by a gear ring plate, a hammer-type prop and space thereof; the hammer-type prop is driven by a crusher
Rapid Preparation of All-In-One Compressible Capacitors with
With the rapid development of the intelligent electronic equipment, the demand for portable and flexible electronic products is growing. 1,2 Alternating current (AC) line filtering is mainly used to convert the AC into the direct current (DC), which plays a crucial role in electronic products. 3 At present, aluminum electrolytic capacitors (AECs), which are the most widely
Disassembly Investigation of
LIC : Li-ion Capacitors; Flow of Battery Disassembly Investigation; Graphite negative electrodes sampled from disassembled batteries; Flow of Battery Disassembly
Automated Disassembly of Lithium Batteries; Methods
This method is not widely used before disassembly due to its complex nature. The opportunity to use electrodes for electrochemistry testing also presents itself in discharge pulse testing. Detection and recognition of batteries on X-Ray images of waste electrical and electronic equipment using deep learning. Resources, Conservation and
Separation of waste tantalum capacitors by supercritical methanol
The main composition of the WTC includes metal tantalum, nickel–iron, manganese oxide, and organic resins [5].The content of the metal tantalum in the WTC exceeds 40 wt% [5].As a rare metal, the world''s annual output of tantalum is only about 2000 tons, of which 42% is used in the manufacture of tantalum capacitors [1] pared with natural ore, the
Life cycle of Tantalum capacitors (A:
The pros and cons of different disassembly methods are summarised in (Maurice et al., 2021). Regarding tantalum recycling, complete recovery of tantalum is difficult to achieve
Activated Carbons and Their Evaluation in Electric Double Layer Capacitors
This review presents a summary of the manufacturing of activated carbons (ACs) as electrode materials for electric double layer capacitors. Commonly used techniques of open and closed porosity
Methods of capacitance calibration and test
3. Substitution method. In the substitution method, the DUT is replaced by a known reference capacitor in the measurement circuit. The capacitance value of the reference capacitor is then adjusted until it matches the measurement
Carbonization Paint Removing Furnace
2.Biomass carbonization: carbonization of biological wastes such as coconut shell, palm shell, hemp,sawdust and so on. 3.Recycling waste clothes to make carbon powder particles Biomass particles or e-waste with a particle size of less than 50mm and a moisture content of less than 20% can be directly entered into the first-type machine for carbonization.
Rapid preparation of porous carbon by flame burning carbonization
In recent years, some novel methods were developed to prepared porous carbon. Liu et al. designed a special device that could generated high temperature rapidly by the electric current, they pre-carbonized coconut shells then activated it by KOH in the designed device under inert atmosphere, and the obtained porous carbon exhibited an energy density of
Controllable Carbonization of Plastic Waste into Three
Controllable Carbonization of Plastic Waste into Three-Dimensional Porous Carbon Nanosheets by Combined Catalyst for High Performance Capacitor Xueying Mu 1,2, Yunhui Li 1,*, Xiaoguang Liu 3,
Optimization of resource recovery technologies in the disassembly
2. Reduction roasting-carbonization-water leaching process for optimizing spent lithium battery recovery 2.1. Analysis of recovery processes for spent lithium batteries Recovery technologies for spent lithium batteries fall into two main categories: wet methods and dry methods. Wet methods
Reforming Electrolytic Capacitors
The correct course of action is to ensure that each electrolytic capacitor''s insulation layer is ''reformed'' by the application of a current and voltage limited DC supply to each individual capacitor. Current limiting ensures that the heat
The effect of pre-carbonization of mesophase pitch-based
The activated carbons (ACs) are prepared from mesophase pitch which is pre-carbonized by using potassium hydroxide as an activating agent. Nitrogen adsorption at 77K is used to characterize the
Disassembly Investigation of
At JFE-TEC, it is possible to perform the total disassembly process of batteries and capacitors under an ultra-low dew point environment by using an Ar glove box and dry room.
CN201832835U
The utility model discloses aluminum capacitor disassembling and recycling equipment.
D-Calcium pantothenate-derived porous carbon: carbonization
Due to the environmental friendliness and high safety of aqueous Zn-ion hybrid capacitors (ZIHCs), the exploration of high-performance porous carbon electrodes for ZIHCs has recently attracted significant attention. However, most of the reports focus on the preparation method and modification of porous carbon, and rarely explore the mechanisms of material
Porous Carbon Materials Prepared from Potassium Citrate for
Slow carbonization (SC) and fast carbonization (FC) methods were applied and compared during the preparation of carbon materials using potassium citrate as raw material. The porous carbon material obtained by the SC method (SCPC800) had a slightly higher specific surface area than that obtained by the FC method (FCPC800). When SCPC800 was applied
Techno-economic potential of recycling Tantalum containing capacitors
Techno-economic potential of recycling Tantalum containing capacitors by automated selective dismantling. January 2020; Procedia CIRP 90(3) Electrical and Electronic Equipment (WEEE) are
Multi-domain Mapping design Method of Automatic Disassembly Equipment
The design of automatic disassembly equipment for small end-of-life (EOL) electromechanical products is difficult and time-consuming. To deal with these problems, a novel automatic disassembly equipment design method for small EOL electromechanical products based on axiomatic design and modular design is presented. To realize the mapping from
Conversion of waste plastics into value-added carbon
Plastic pollution is a major environmental issue worldwide, calling for advanced methods to recycle waste plastics in the context of the circular economy. Here we review methods and strategies to convert waste
A Method of Equipment Disassembly Path Planning Based on
This paper proposes a method of equipment disassembly and assembly path planning based on directed constraint graphs. By establishing a model of disassembly and assembly sequence based on directed constraint graphs, an assembly constraint matrix interference table is generated, and a directed constraint graph is used to describe parts. Then, we can quickly
KR20140003306A
A manufacturing method of an aluminum polymer capacitor includes a step of performing an acid treatment process in which a capacitor passing through a chemical recoating process is immersed in an acid fluid and a step of performing a carbonization process leaving the capacitor in an oven maintained at a predetermined temperature for predetermined time and preventing a high
Disassembly method of electrical equipment
A method of disassembling an electrical device in which a component fixed on a substrate with a bonding material having a melting point lower than that of a member to be bonded is separated...
Method and equipment of aluminum capacitor disassembly and
An aluminum capacitor is delivered to a hammer-type crushing cavity by a feed hopper and a feed regulating valve; the hammer-type crushing cavity is formed by a gear ring plate, a hammer
6 FAQs about [Disassembly method of capacitor carbonization equipment]
How do you reform a capacitor?
For lower voltage capacitors like 10,000uF 25v I use a 10K series resistor on a 25V DC source. Once the reforming process is complete, switch off the reforming supply, discharge the capacitor with a resistor (not a short circuit), disconnect it from the reforming supply and reconnect it to its original circuit.
What is an electrolytic capacitor?
1. Current and Voltage Limited Method The electrolytic capacitor is a critical part of both old and modern electronic equipment which must be used correctly in order to get the longest and safest operational life and this is particularly important with high voltage versions of these components.
What is the correct course of action for electrolytic capacitors?
The correct course of action is to ensure that each electrolytic capacitor’s insulation layer is ‘reformed’ by the application of a current and voltage limited DC supply to each individual capacitor. Current limiting ensures that the heat generated within the capacitor is kept at a sufficiently low level that damage does not occur.
How do you test a 450V capacitor?
For example, for a 450V working capacitor, I apply 450V DC, observing the correct polarity, via a 150K to 470K 2W resistor to the capacitor and measure the voltage drop across the resistor with a volt meter - see the following circuit.
How is carbonization leaching performed?
The experiment controls the liquid-to-solid ratios of the leachate at 5:1, 10:1, 15:1, and 20:1, with a constant leaching time of 1.5 h, CO 2 gas flow rate of 200 mL/min, and leaching temperature of 20 °C for carbonization leaching. After each leaching cycle, the leachate is used as the leaching agent for the subsequent cycle.
Can you put a new capacitor in an old Heathkit?
Modern electrolytic capacitors are much smaller than those manufactured in the 1950s and 1960s so it may be possible to place new capacitors into the emptied cans of older units and there is at least one company in the USA who offer to do this for capacitors used in older well known units like Heathkits.