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A device and method for improving the scale inhibition efficiency of magnetic field in circulating water cooling system

A circulating water cooling and magnetic field technology, which is applied to chemical instruments and methods, magnetic/electric field water/sewage treatment, natural water treatment, etc., can solve the problems of magnetic field scale inhibition failure, improve the efficiency of magnetic field scale inhibition, and avoid magnetic field resistance. The effect of scale failure

Active Publication Date: 2021-04-16
NORTHWEST RES INST OF MINING & METALLURGY INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a device for improving the efficiency of magnetic field scale inhibition in the circulating water cooling system, so as to solve the problem that the magnetic field scale inhibition fails when the cooling water temperature is too high in the existing magnetic field scale prevention technology

Method used

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  • A device and method for improving the scale inhibition efficiency of magnetic field in circulating water cooling system
  • A device and method for improving the scale inhibition efficiency of magnetic field in circulating water cooling system
  • A device and method for improving the scale inhibition efficiency of magnetic field in circulating water cooling system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0040] Step 1, the magnetization intensity is 0.1 T m, the length L of the magnet 6 is 0.2m, then the magnetic induction intensity is set to 0.5T;

[0041] Step 2: Open the second valve 2, close the first valve 1, inject water into the water tank 4, turn on the water pump 3 to run the magnetization circulation loop, and control the flow rate of the cooling water in the magnetization circulation loop by the flowmeter 7 to 0.2m / s. For magnetization, the volume of cooling water in the magnetization circulation loop is 0.1m 3 , the cross-sectional area of ​​the water pipe is 0.04m 2 , the magnetization time is 13s;

[0042] Step 3: Close the second valve 2, open the first valve 1, run the circulating water cooling system, mix the magnetized cooling water with industrial waste water, enter the cooling system to cool the cooling part 5, and find that the temperature has been kept at around 40°C , After cooling for 4 hours, repeat step 1 to make the cooling water flow back to the m...

Embodiment 2

[0045] Step 1. The magnetization intensity is 0.5T•m, the length L of the magnet 6 is 0.2m, and the magnetic induction intensity is set to 2.5T;

[0046] Step 2: Open the second valve 2, close the first valve 1, inject water into the water tank 4, turn on the water pump 3 to run the magnetization circulation loop, and control the flow rate of the cooling water in the magnetization circulation loop by the flowmeter 7 to 0.2m / s. For magnetization, the volume of cooling water in the magnetization circulation loop is 0.1m 3 , the cross-sectional area of ​​the water pipe is 0.04m 2 , the magnetization time is 13s;

[0047] Step 3: Close the second valve 2, open the first valve 1, run the circulating water cooling system, mix the magnetized cooling water with industrial waste water, enter the cooling system to cool the cooling part 5, and find that the temperature has been kept at around 40°C , After cooling for 4 hours, repeat step 1 to make the cooling water flow back to the mag...

Embodiment 3

[0050] Step 1. The magnetization intensity is 1T m, and the length L of the magnet 6 is 0.2m, then the magnetic induction intensity is set to 5T;

[0051] Step 2: Open the second valve 2, close the first valve 1, inject water into the water tank 4, turn on the water pump 3 to run the magnetization circulation loop, control the flow rate of the cooling water in the magnetization circulation loop to 0.2m / s by the flowmeter, and conduct the cooling water Magnetization, the volume of cooling water in the magnetization circulation loop is 0.1m 3 , the cross-sectional area of ​​the water pipe is 0.04m 2 , the magnetization time is 13s;

[0052]Step 3: Close the second valve 2, open the first valve 1, run the circulating water cooling system, mix the magnetized cooling water with industrial waste water, enter the cooling system to cool the cooling part 5, and find that the temperature has been kept at around 40°C , After cooling for 8 hours, repeat step 1 to make the cooling water ...

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Abstract

The invention discloses a device and a method for improving the antiscaling efficiency of a magnetic field in a circulating water cooling system, which belongs to the field of antiscaling of a circulating water cooling system and solves the problem of magnetic field resistance when the temperature of the cooling water is too high in the existing magnetic field antiscaling technology. Dirt failure problem. The device of the present invention is connected with a magnetization circulation loop in parallel on the circulating water cooling system. The magnetization circulation loop includes a second valve, a magnet and a flow meter. The second valve, magnet and flow meter are connected in series by water pipes. The two ends of the magnetization circulation loop They are respectively connected with the water tank and the water pump in the circulating water cooling system, and the water tank is connected with the water pump. The method of the invention is as follows: setting the magnetic induction intensity of the magnet; opening the second valve, closing the first valve, injecting water into the water tank, turning on the water pump to operate the magnetization circulation loop; closing the second valve, opening the first valve, and operating the circulating water cooling system. The invention has the beneficial effects of avoiding the failure of the magnetic field scale inhibition caused by too high cooling water temperature, and improving the scale inhibition efficiency of the magnetic field.

Description

technical field [0001] The invention belongs to the field of scale prevention of circulating water cooling systems, and in particular relates to a device and method for improving the scale inhibition efficiency of a magnetic field in a circulating water cooling system. Background technique [0002] At present, the water supply mode in which circulating cooling water and industrial waste water are mixed to make cooling water replenishment water is widely used in industry. The most commonly used anti-scaling method is chemical method, but adding chemical reagents will not only increase the operating cost, but also cause secondary pollution. [0003] Magnetic field anti-scale technology is an advanced physical method in the field of water treatment in the world today. It has the characteristics of long-term effect and no pollution. It can not only prevent and remove scale, but also sterilize and sterilize. It is easy to install, manage and operate Features such as low cost. M...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C02F5/00C02F1/48C02F103/02
CPCC02F1/481C02F5/00C02F2103/023
Inventor 姚夏妍余江鸿鲁兴武李彦龙程亮李俞良李守荣张恩玉李贵
Owner NORTHWEST RES INST OF MINING & METALLURGY INST
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