Multi-series continuous-flow magnetoelectric coupling processing system and applications thereof

Patent metadata

Field	Value
Publication number	US-10460869-B2
Application number	US-201615548052-A
Country	US
Kind code	B2
Filing date	Jan 21, 2016
Priority date	Sep 14, 2015
Publication date	Oct 29, 2019
Grant date	Oct 29, 2019

Abstract

The present invention discloses a multi-series continuous-flow magnetoelectric coupling processing system and applications thereof. The processing system comprises multi-series of induction units, a power supply and a feed liquid container, wherein each series of the induction unit comprises a closed iron core, a primary coil wound around one side of the closed iron core, and a secondary coil wound around the other side of the closed iron core and arranged in an induction cavity, the secondary coil comprises an insulation pipe for circulation of feed liquid, and the two ends of the insulation pipe are exposed from the induction cavity and are respectively acted as a feeding hole and a discharge hole; the power supply is in parallel connection with each primary coil in the induction unit and provides excitation voltage to each primary coil; and the feed liquid container is in series connection with the insulation pipes of the multi-series induction units to form a feed liquid circulation loop. According to the multi-series continuous-flow magnetoelectric coupling processing system and the applications thereof, operation parameters are abundant; no electrode directly contacts with the feed liquid, thereby avoiding ionic polarization, electrochemical reactions, and heavy metal contamination; besides, the multi-series continuous-flow magnetoelectric coupling processing system has advantage of high mass transfer efficiency.

First claim

What is claimed is:

1. A multi-series continuous-flow magnetoelectric coupling processing system, comprising:
more than two stages of induction units, wherein each stage of the induction unit comprises:
a closed iron core,
a primary coil, wound around one side of the closed iron core, and
a secondary coil, wound around an opposite side of the closed iron core and arranged in an induction voltage chamber, wherein the secondary coil comprises an insulation pipe for circulation of a feed liquid, and two ends of the insulation pipe are exposed from the induction voltage chamber and respectively act as a feeding hole and a discharge hole;

a high frequency power supply, in connection with the primary coils of the more than two stages of the induction units and providing excitation voltage for each of the primary coils; and
a feed liquid container, in series connection with the insulation pipes of the more than two stages of the induction units to form a feed liquid circulation loop.

2. The system of claim 1 , wherein the power supply can yield sine waves or pulse waves in a frequency range of 20-200 kHz, a signal voltage up to 10 kV, an output power up to 20 kW, and a pulse wave duty cycle of 5%-90%.

3. The system of claim 1 , wherein each of the closed iron cores comprises ferrite materials and each of the primary coils has an operating frequency of 20-200 kHz.

4. The system of claim 1 , wherein a turn ratio of the primary coil to the secondary coil, both of which are wound around the closed iron core, is 10-100 to 2-3;
the primary coil comprises copper, and a number of turns of each primary coil is 100-1000; and
each insulation pipe comprises a glass spring, and a number of turns of each secondary coil is 20-30.

5. The system of claim 1 , further comprising a temperature-control unit for adjusting a temperature of a feed liquid;
wherein the temperature-control unit comprises constant-temperature jacketed layers for circulation of a constant-temperature circulating solution, the constant-temperature jacketed layers are arranged in the induction voltage chamber covering the insulation pipes and in fluid communication with a constant-temperature liquid circulating bath through constant-temperature liquid circulating bath inlets and constant-temperature liquid circulating bath outlets, which are distributed on the induction voltage chamber;
and/or the temperature-control unit comprises a constant-temperature bath, and the feed liquid container is positioned in the constant-temperature bath; and
the temperature of the feed liquid in the circulation loop ranges from −20° C. to 130° C.

6. The system of claim 5 , wherein at least one constant-temperature liquid circulating bath and at least two constant-temperature jacketed layers are in series connection to form one constant-temperature circulation loop.

7. The system of claim 1 , wherein the length of each induction cavity is smaller than or equal to 500 mm;
and/or wherein the system further comprises silicone hose for connecting two adjacent induction units of the more than two stages of induction units and the length of the silicone hose is less than 20 cm.

8. The system of claim 1 , further comprising a device for driving the feed liquid to circulate in the circulation loop and
the flow rate of the feed liquid in the circulation loop ranges from 50 mL/s to 500 mL/s.

9. The system of claim 1 , wherein the rated power of the high frequency power supply is P 0 ≥P 1 +P 2 + . . . +P n , wherein P 1 is the input power of a first stage of the induction unit, P 2 is the input power of a second stage of the induction unit, and P n is the input power of an n-th stage of the induction unit; and
P n =U P ×I P =(U P /Z P )λU P , wherein U P is the input voltage of the power supply, Z P is the impedance of the primary coil of an individual stage of the induction unit at operating frequency, I P is the current of the single stage primary coil, and n is a total number of induction units of the processing system.

10. A method of using the system of claim 1 in processing a liquid mixture, the method comprising, mixing the liquid mixture with the system of claim 1 , wherein the liquid mixture comprises natural polymers, natural products, or liquid foods.

Assignees

• Univ Jiangnan

Inventors

• Yang Na
• Xu Xueming
• Jin Yamei
• Wu Fengfeng
• Jin Zhengyu
• Zhou Xing
• Tian Yaoqi
• Jiao Aiquan

Classifications

• B01J2219/00051

  Controlling the temperature · CPC title

• H01F7/20

  without armatures (cores H01F3/00; coils H01F5/00 {; shaping metal by applying magnetic forces B21D26/14; electromagnets specially adapted for NMR applications G01R33/381}) · CPC title

• H01F27/24

  Magnetic cores · CPC title

• H01F27/2876

  Cooling (cooling transformers and inductances in general H01F27/08) · CPC title

• A23V2002/00

  Food compositions, function of food ingredients or processes for food or foodstuffs · CPC title