RU2011108330A

RU2011108330A - METHOD FOR PRODUCING METAL COPPER FROM AIR SUSPENSION OF COPPER QUICK PARTICLES AND DEVICE FOR ITS IMPLEMENTATION

Info

Publication number: RU2011108330A
Application number: RU2011108330/02A
Authority: RU
Inventors: Юрий Александрович Семенов (RU); Юрий Александрович Семенов; Алексей Степанович Таранов (RU); Алексей Степанович Таранов
Priority date: 2011-03-03
Filing date: 2011-03-03
Publication date: 2012-09-10
Also published as: RU2484155C2

Abstract

1. Способ получения металлической меди из воздушной взвеси частиц медного колчедана, включающий размещение обрабатываемого сырья во внутренней полости изолированной от окружающей среды емкости, и воздействие на него генерируемым для его преобразования в конечный продукт физического поля, которое осуществляется непосредственно в зоне его влияния, отличающийся тем, что в качестве объекта для проведения такого преобразования выступает воздушная взвесь из частиц перерабатываемого сырья с размерами 0,02-1,0 мм, объем которых относительно всего объема полости, которую ими заполняют, составляет 20-40% от всей величины последнего, а в качестве физического поля используется переменное вращающееся магнитное, напряженность которого, замеренная в зоне обработки, составляет 1,5·103÷1·106 а/м, частота 40-70 Гц, и это поле формируется подачей, для питания его генератора периодически повторяющегося набора из пакетов синусоидальных импульсов, имеющих соотношение амплитуд, составляющее , где max A - максимальное значение амплитуды посылаемых на генератор, формирующих магнитное поле волн, входящих в состав одного из пакетов; a min A - соответственно минимальное значение ее для волн пакета, посылаемого уже после предыдущего; при этом такого рода волновые пакеты с ее максимальным значением чередуются с такими же, имеющими минимальное ее значение; в пропорциях, определяющих соотношение количества поступающих на генератор такого рода импульсов, равных от 3 до 5 единиц с max A, к одному с min A, т.е. при частотах, соответствующих появлению и того, и другого вида таких пакетов, находящихся в диапазоне для волн с max А, равным 27-46 Гц, и с min A соответственно 1. A method of producing metallic copper from an air suspension of particles of copper pyrites, including the placement of the processed raw materials in the internal cavity of a container isolated from the environment, and exposure to it generated for its conversion into the final product of a physical field, which is carried out directly in the zone of its influence, characterized in that an air suspension of particles of processed raw materials with sizes of 0.02-1.0 mm, the volume of which is relatively the volume of the cavity that they fill with is 20-40% of the total value of the latter, and an alternating rotating magnetic field is used as the physical field, the intensity of which, measured in the treatment zone, is 1.5 · 103 ÷ 1 · 106 a / m, the frequency is 40-70 Hz, and this field is formed by feeding, to supply its generator with a periodically repeating set of packets of sinusoidal pulses having an amplitude ratio of, where max A is the maximum value of the amplitude of the waves entering the generator that form the magnetic field the composition of one of the packets; a min A - accordingly, its minimum value for the waves of the packet sent already after the previous one; at the same time, such wave packets with its maximum value alternate with those having its minimum value; in proportions that determine the ratio of the number of pulses arriving at the generator of this kind, equal to from 3 to 5 units with max A, to one with min A, i.e. at frequencies corresponding to the appearance of both types of such packets in the range for waves with max A equal to 27-46 Hz and min A, respectively

Claims

1. A method of producing metallic copper from an air suspension of particles of copper pyrites, including the placement of the processed raw materials in the internal cavity of a container isolated from the environment, and exposure to it generated for its conversion into the final product of a physical field, which is carried out directly in the zone of its influence, characterized in that an air suspension of particles of processed raw materials with sizes of 0.02-1.0 mm, the volume of which is relatively second volume of the cavity, which is filled with them, is 20-40% of the value of the latter, and as the physical field uses alternating rotating magnetic whose intensity, measured in the treatment zone is 1.5 ÷ × 10 ³ 1 × 10 ⁶ A / m, a frequency of 40-70 Hz, and this field is formed by feeding, to power its generator a periodically repeating set of packets of sinusoidal pulses having an amplitude ratio of

where max A is the maximum value of the amplitude sent to the generator, forming the magnetic field of the waves that are part of one of the packets; a min A - accordingly, its minimum value for the waves of the packet sent already after the previous one; at the same time, such wave packets with its maximum value alternate with those having its minimum value; in proportions that determine the ratio of the number of pulses arriving at the generator of this kind, equal to from 3 to 5 units with max A, to one with min A, i.e. at frequencies corresponding to the appearance of both types of such packets, which are in the range for waves with max A equal to 27-46 Hz, and with min A, respectively - 13-24 Hz; the container with the processed raw material suspension functions as a closing connecting link for the magnetic flux generated during processing.

2. The method of producing metallic copper from an air suspension of particles of copper pyrites according to claim 1, characterized in that in the thickness of the bottom sediment obtained during the processing, jets of compressed air are produced under its excess pressure equal to 0.1 ÷ 0.6 kgf / cm ² , creating in this area the so-called "fluidized bed".

3. A device for implementing the method comprising working elements for generating a physical field in an internal cavity of a container isolated from the external environment, as well as this container itself, mounted in the zone of the latter; and in addition, an external source connected to these working elements for supplying electric power to them, characterized in that these working elements are made in the form of plates of magnetically conductive material joined together, forming a contour in the form of a closed rectangle during their installation, and in its body three winding coils are placed in components of this kind of circuit parts, each of which is electrically connected to the corresponding phase of an external three-phase power source, and in one of these components A through groove is made, the dimensions of which provide for the installation of a container containing an air suspension in the circuit.

4. The device according to claim 3, characterized in that it has a lid mounted on the upper end of the container with its open end, preventing the volume of the internal cavity from communicating with its external environment; and in the bottom region of the tank, a nozzle is muffled from the end part, having perforation holes made in its walls, which ensure that the jets of compressed air supplied through them are discharged into the surrounding layers of the processed raw material, and the inner cavity of this nozzle communicates with the cavity by the external supply volume of the latter by the main line.