Technical Literature

SU-TON opens technical literature focusing on literature with the wastewater industry. Collected the latest submissions of the wastewater industry works with the latest selection of free, almost all of the environmental protection people can download free articles in SU-TON. Updated daily.

04 2022-05

Filter Press Dewatering and Drying Process for Municipal Sludge Treatment

Introduction Dewatering and drying treatment of municipal sludge is currently recognised as a difficult problem in China, and the introduction of the dewatering and drying filter press has completely solved the problems of low sludge treatment efficiency, high water content and low degree of automation of the existing solid-liquid separation equipment. Dewatering drying filter press when dealing with urban sludge. Municipal sludge press dewatering ...
04 2022-05

Tests on process parameters of filter press filtration of copper concentrate

Introduction In recent years, Dexing copper mine copper concentrate dewatering operations due to the nature of the raw ore and the impact of the production of the previous process, filtration difficulties, Dexing copper mine copper filtration system of ceramic filters and belt filter filtration of fine viscous copper concentrate water index is high. Through many visits and test comparisons, the application of filter presses to reduce the copper concentrate...
04 2022-05

Key Technology Research and Application of Filter Press

Introduction Coal slurry water treatment is an important production link in coal preparation plant, and the recycling and reuse of coal slurry can not only improve the economic benefits of coal preparation plant, but also reduce the damage to the ecosystem, which has a significant impact on the production efficiency of the whole coal preparation plant and the closed water cycle. Filter press as an important equipment for coal slurry water treatment, its automation programme...
04 2022-05

Development and application of 1000 sq. ft. rapid diaphragm filter presses

Introduction Development of coal processing, energy saving and emission reduction coal washing is an important means of energy saving and emission reduction in the coal industry, expanding the amount of raw coal into the wash has been placed in China's coal processing industry is now a very urgent task, the Eleventh Five-Year Plan period will also be the scale of new coal mines of about 400 million t. The national raw coal selection rate is expected to exceed 50%, the power coal to reach... National raw coal into the selection rate is expected to exceed 50 per cent, into the power coal to reach...
03 2022-05

Uranium Hydrometallurgical Plant Filter Press Modification Programme

Introduction Uranium hydrometallurgical plant adopts alkaline stirred leaching to treat sandstone uranium ore, the main process flow is as follows: ore crushing - grinding - grading overflow - stirred leaching - chamber diaphragm filter press - ion exchange -Product precipitation, the design requirements of the uranium metal leaching rate of more than 90%, the total recovery rate of hydrometallurgical process uranium is more than 87%, leaching...
03 2022-05

Electroplating wastewater treatment station sludge dewatering equipment selection

Overview This electroplating wastewater treatment station, the average daily treatment of electroplating wastewater about 100 ~ 130m3 / d, electroplating wastewater mainly contains chromium, zinc, copper, nickel and other metal ions and compounds. The wastewater is treated by chemical methods such as dosing, coagulation and precipitation, and the various metal ions and compounds in the wastewater are converted into the corresponding hydroxides, and then...
03 2022-05

Application of sludge deep treatment technology in sewage treatment plants

Preface In recent years, the scale of sewage treatment in the central city of Hefei City, Anhui Province, has been gradually expanding, and it is expected that by 2020, the scale of sewage treatment in the central city of Hefei City will reach 2,535,000 m3/d, and the production of sludge in the central city will reach 1,360 t/d. The Drainage Management Office of Hefei City organised the preparation of the...
03 2022-05

Filter press remote control system realisation

Introduction to Remote Monitoring System At the present stage, remote monitoring system has been popularised and applied in production and life, and the number of monitoring products is increasing, gradually penetrating into the fields of banking, traffic, medical treatment and furniture. Under the continuous development of the Internet of Things, the scope of remote monitoring has become broader. In this research paper, mainly in the NB-IOT communication base ...
03 2022-05

Filter Press Cutting Fluid Filtration Application and Optimisation

Introduction of cutting fluid Cutting fluid can play the role of cooling, lubrication and cleaning in metal grinding, and its cleanliness can directly affect the surface finish of the workpiece processing, so the cutting fluid needs to be filtered and recycled. Compared with other metal chips, grinding down the tungsten alloy particles dense, and its solution formed with the cutting fluid, flow...
02 2022-05

Application of plate and frame filter press in filtrate preparation

Introduction Most of the enterprises use plate and frame filter press to filter the suspension of fine particles with high viscosity and solid content, part of the production process of the filtrate cleanliness requirements are very high, the enterprise in order to meet the requirements of the filtrate cleanliness and the choice of very fine mesh filter cloth, but this brings the phenomenon of long filtration time, high filtration pressure,...
02 2022-05

Technology and economics of direct pressure filtration versus high pressure diaphragm plate and frame filtration for municipal sludge

Introduction At present, China's provincial and municipal environmental protection departments of sewage treatment plant sludge water content requirements are basically in accordance with ≤ 60% of the standard implementation, water content failed to meet this standard will face the sludge water content to reduce the upgrading demand. In order to make the sludge water content ≤ 60%, the domestic sludge dewatering equipment often used...
02 2022-05

Filter Press Dewatering System for Mine Drainage

Preface Mine production wastewater is first discharged to the -525m level sedimentation tank, sedimentation tank overflow wastewater discharged to the water silo, discharged to the water silo of the overflow wastewater with less sediment content, so the design of this programme focuses on clearing the mud in the sedimentation tank.1 Now the general miscellaneous question waist of a mine -525m level of the existing four sedimentation tanks, under normal circumstances, two sedimentation tanks...
02 2022-05

Application of filter press on molybdenum concentrate dewatering process

Introduction With the trend of the product size continues to become finer, more and more mineral processing enterprises in the use of low energy consumption and high output process, a major part of the process is based on the requirements of the end user for the material dewatering, dewatering process can be directly judged by the degree of advanced energy consumption, product waste and loss. For this reason, high hydraulic pressure...
02 2022-05

Application of plate and frame filter press in acid wastewater treatment process

Preface Current status of acid-containing wastewater treatment Hydrochloric acid is a commonly used chemical product, which is widely used in the production of steel, electroplating and pickling of steel structural parts. It is also used in  chemical and rare earth production processes. A pickling unit with an annual production capacity of 450,000 tonnes of cold emulsion steel plates requires about 20,000 tonnes of hydrochloric acid per year, generating...
01 2022-05

Filter press drive mechanism modification research and development

Introduction With the modern technology is increasingly updated and the rapid development of industry, can be mined mineral resources are increasingly depleted, has been faced with "poor, fine, miscellaneous" situation, therefore, people have to grind the ore finer, and the "fine, mud, sticky" material for solid-liquid separation, in order to Improve the utilisation of minerals. Nowadays, in addition to the saving...
01 2022-05

Research on dewatering process of filter press in coal processing plant

Introduction of Coal Slurry Dewatering Coal slurry dewatering for coal preparation plant, penetration in all aspects, in which the filter press in the process, is the most important coal slurry dewatering equipment, it will be a complete separation of solid-liquid, after separation of the filtrate can be recycled again, fast-opening diaphragm filter press through the diaphragm press to further dewatering, and effectively reduce the filter cake water ...

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