TW591857B - Apparatus and method of magnetohydrodynamic generation and cooling - Google Patents

Abstract

The present invention provides an apparatus and a method of magnetohydrodynamic (MHD) generation and cooling. The waste heat generated by electrical equipment is guided into a specific fluid, so that the fluid is driven by the phase change caused by the fluid's heat absorption and flows. At the same time, since the specific fluid contains magnetic particles, the magnetic particles are driven to pass through micro-coils to generate electric power. Without requiring any additional cooler, the present invention can exhaust the waste heat and reuse the waste heat to generate electric power for cooling and energy saving effects.

Description

591857

[Technical Field of the Invention] This case is a device and method for power generation and cooling, in particular a device and method for magnetoelectricity and cooling by using phase change to exclude waste heat and driving electrical energy. 0 [Previous technology] Since the invention of the integrated circuit (1C) in 959, the semiconductor process technology has progressed thousands of miles. In 1965, Mr. Moore dared to put forward the "Moore's Law" that influenced the semiconductor industry and made semiconductor technology leaps and bounds as he speculated. Therefore, in recent years, the semiconductor process technology has progressed from the minimum line width of 0.7mm in 1989 and the number of transistors to about 100K to 013_ line width and the number of transistors in 5M in 2000. It can reach 〇 · 丨 Yan Kuan, i0M and above, officially entering the nanometer (nm) era. In the number of parts ^ ',, and: The miniaturization of electronic products is accompanied by the impact on components and systems. Because the original chip function has increased greatly but the chip surface has not increased, making it necessary to accommodate more in such a limited space, crystals and the increased heat generated by the sun, etc., has become a great challenge for engineers in related fields. . It can be expected that in the future, the more complete the functions of various chipset and the more constituent chips of each chipset, the thermal problem during operation will be a major obstacle that must be considered. Therefore, whether it is a personal computer or a notebook Computers are plagued by political and thermal problems in use. Although the computer has built-in cooling fans, the efficiency is still to be improved, and computers with fans have increased weight.

Page 4 591857 V. Description of Invention (2) ^ Energy is also consumed. At the same time, the speed is getting faster and faster, in addition to the price is getting cheaper and cheaper ', relatively high waste heat is also generated. Whether it is an Intel or AMD CPU, it is already an indispensable requirement to do a good job in cooling. Otherwise, the computer may be unstable, the system may be down, or the CPU may be burned. Note Book (Note Book) — It is advertised as convenient and portable, but in order to meet the requirements of portability, the notebook computer must be thin, light and short to make it light and small. Because of this, the internal space of a notebook computer is always extremely limited. The most power-consuming component of a general notebook computer is the CPU (Central Processing Unit). The faster the processing clock, the higher the operating efficiency. , Especially the new generation of Pentium 4 processor, the power consumption when working

Pentium 3 or low-cost celeron contends for the ancient Erier and western eieron models, and the waste heat generated is therefore, the current dissipation of electronic components is tied to a central hot plate 1 2 The CPU 10 (forced convect is shown in Figure 1 above) and the notebook computer of the processor is about 4.5 W on average.

Businesses, especially pen-based computer makers, are anxious about thermal issues. The traditional electronic heat dissipation method is shown in Figure 2. The CPU (CPU) 10 is provided with a fan and a large area of heat dissipation area of a heat sink 12 to transfer waste heat, and provided by the wind such as forcing = removing ion Cooling effect. /; IU, computers are usually equipped with CPU embedded fans (such as system fans, for Pentium 4 ’this method not only consumes electricity (1.6 to; ^ produces noise (about 39dBA), especially for internal

591857 V. Description of the invention (3); For notebook computers with limited space, the cooling effect of the small fan is not ideal (cooling efficiency: 0 · 1 w / cm2). Zheng ^ 爰 is the reason 'The present invention has 4 monitoring the lack of the above-mentioned conventional technology, after careful testing and research, and a persevering spirit, finally invented the case "device and method of magnetic current power generation and cooling", can Effectively solve the heat dissipation problem of notebook computers, and use the waste heat generated by the central processing unit as the power source for cooling and power generation, to achieve the dual effects of cooling and power saving. / A [Content of the invention]

The invention provides a completely new concept of heat dissipation, that is, the use of high-efficiency CPU exhaust heat to introduce a special working fluid, which causes the fluid to generate air bubbles due to the absorption of too much air, and the bubbles expand and squeeze to drive the fluid. The formula is not only that two particles rotate at a high speed through a micro-coil to generate electricity, this method = exclude to increase the system's working efficiency ... Bendan Spear] is used to generate electricity. The purpose of the method is to provide a magnetic current power generation and cooling device and a power generation system. The advanced phase change electronic cooling method and waste heat-driven heat dissipation method can achieve t and energy saving effects. In addition, using this phase change

Will produce any way you want to improve heat dissipation efficiency, without the need to consume additional energy, no π sound. The purpose of this case is to provide a device for magnetic current power generation and cooling and electronic equipment for -pipes and -1, thermal energy generation. This system is composed of a loop containing 祯 IL. The pipeline is connected to the electronic device, and has 1 Wang Zuzi's fluid, and the coil surrounds the pipeline.

Page 6 591857 Description of the invention (4) ° 卩 卩 The thermal energy is transmitted to the fluid and absorbed, causing some of the ~ fluid to vaporize to generate air bubbles to achieve cooling effect, and to drive the fluid to flow and push the plurality of magnetic particles through The coil is such that the plurality of magnetic particles generate a magnetic flux change in the coil to cause the coil to generate a conductive current. 0 f The above concept, the pipeline is a closed loop pipe, and is sequentially passed from the vaporization propulsion zone, An eddy current generating area, a magnetic field array area, a coil induction area, and other channel areas are configured. According to the above conception, the vaporization propulsion zone is connected with the electronic device ^ the thermal energy is transmitted to the fluid to vaporize a part of the fluid to generate ^ ^ ^ ^, the expansion of the bubble squeezes the fluid to drive the plurality of magnetic particles through S Z1 ,,. And two ends of the vaporization propulsion area are provided with a control valve, and two or two rolling bubbles are advanced in a fixed direction, and the fluid is pressed to the coil to induce the difference of the magnetic field angle of the magnetic particle root passing through the groove on the surface to induce the difference. The zone rotates by the velocity of the plurality of magnetic particle coils. According to the above-mentioned concept, the column is used to make the magnetic flux permanent magnetic field rotate the vortex generator when the rotation is synchronized, so as to improve the plurality of magnetic particles. And inside the eddy current generating region, there are a plurality of tables to cause the flowing fluid to generate eddy currents, so that the plurality of magnetic field array regions are arranged outside the channel of the segment, and the plurality of magnetic particles eliminate one another's phase, thereby enabling the plurality of magnetic particles Enter the coil Master Zengjia. The magnetic field array is a permanent magnetic field, and the magnetic direction of the plurality of magnetic particles is positioned to prevent the magnetic field.

591857 V. Description of the invention (5) ^ The magnetic fields of the plurality of magnetic particles cancel each other out. According to the above-mentioned concept, a heat sink can be set outside the section of the other channel area to enhance the effect of removing the thermal energy. The heat dissipating device has a horizontally spaced fin structure. The coil surrounds this section of pipe outside the induction zone of the coil. The coil is a micron-sized copper coil. The root, the lower one, the non-electricity 72, which is ^ — root, so the current of the electron (CPU) can be based on the magnetic flux generated by the energy-absorbing particles of this law system. It is more like the above concept. Any one of the cooling fluids or any magnetized nano-iron can be recharged to another micro-electromechanical device for another purpose by using an electronic device for the purpose of setting or any of them through the addition of a device. It is generated so that a part of the fluid is essentially a mixed solution composed of the plurality of magnetic particles. The low boiling point liquid system is, for example, a fluorinated liquid solution selected from the group consisting of FC-87, PF-5052, and FC ~ Italy, and the magnetic particles are ions. The generated conductive current is a high-frequency alternating current, which is converted into a direct current by a rectifying device. If it is a central processing unit (chip) of a notebook computer, the converted lithium battery of the notebook computer can be used. The electronic device is ready. In providing a magnetic current power generation method, the efficiency and purpose of the case of thermal energy flow through the amount of change in the case is well understood. A phase change effect of the heat is passed through a fluid to push a plurality of magnetic coils, so that the fluid containing magnetic particles generates a conductive current. Can be illustrated by the following examples and illustrations,

Page 8 591857

[Embodiment] The present invention will be described below. Please refer to the drawings. Those skilled in the art must understand that the following description is for illustration only and is not intended to limit the present invention. The device for power generation and cooling is described in detail. However, the configuration of Beiji does not have to fully conform to the system described. Also, the artist should be able to use it without departing from the actual spirit and scope of the present invention. Under the circumstances, make various changes and modifications. Please refer to Figure ^ ~ The schematic diagram of the basic layout of the magnetic current power generation and cooling of the preferred embodiment. This case is essentially a pipeline 20 and a line by the stop = group Qiao, the pipeline 20 is in contact with an electronic device that generates waste heat (the following two ': Geqi CPU as an example) 40, and the coil 30 is Surrounded by a part of the noise, where the pipeline 20 is a closed loop tube = 1 ^, t ι! 3 has a low boiling point fluid (not shown in the figure), magnetic particles in the fluid (Figure Undisclosed). And when the thermal energy is transmitted to 2 ^ Γ, because the fluid is absorbed by t, some of the fluid is vaporized to produce air bubbles 2 0 1 and I * 卩! Γ is achieved to compare the thermal energy removal with cooling. As a result, at the same time, the coil s Γ, 忒 〃, L, and the body generate flow and push the plurality of magnetic particles through the change of 致 to cause persimmon Ϊ to cause the plurality of magnetic particles to generate a magnetic flux in the coil 30 to cause yttriization. A conductive current is generated at 30. According to the steam core, the pipeline 20 is essentially composed of a circle induction zone 24 and a zone 22, a magnetic field array zone 23, a line coil, and other channel zones.

591857 V. Description of the invention (7) The vaporized fractions are in this zone and the partial flow fluid drives the two-to-one fixed directions of the inlet zone 21 to vortex the surface grooves so that the plurals pass through the line segment channel and the gametes eliminate each other. The magnetic particles entering the field array 31 offset each other than the plurality of magnetic particles. The propulsion area 21 is within the area that is in contact with the central processing unit 40. The thermal energy of the central processing unit 40 will be conducted to the fluid body to generate bubbles 201, and the expansion of the bubbles 201 will squeeze the plurality of magnetic particles. Advance through the coil 30. In addition, each of the vaporization push ends is provided with a control valve 21 1 to control the bubble 205 to advance, and squeeze the fluid to advance to the coil induction area 24. The vortex generator 22 has a plurality of cavities 221 inside to make the fluid flowing there generate eddy current and the magnetic particles rotate at high speed to increase the speed of the plurality of magnetic particles at 30. As for the magnetic field array region 23, a magnetic field array 31 is arranged here to cause the phase and angle difference of the rotating plurality of magnetic particles to rotate synchronously, and then to make the plurality of magnetic coil induction regions 24 to make the The magnetic flux increases. The magnetic field can be a permanent magnetic field, and the coil induction area 24 that prevents the magnetic field between the plurality of magnetic particles by positioning the magnetic direction of the child to the permanent magnetic field 3 is that the pipe 20 surrounds the coil 3. Section. In the other channel area, a set of 25 heat sinks can be set outside this channel to improve the effect of removing the heat energy. The heat dissipation device 25 may be a horizontally spaced fin-shaped (F i n s) heat dissipation structure. Each body is a mixed solution composed of the plurality of magnetic particles, a low-focal point liquid, and water. The low boiling point liquid system is a non-electrolytic chemical cooling liquid, for example, a fluorinated liquid solution selected from any one of FC-87, PF-5052 'FC-72, or any combination thereof, and the saturation temperatures thereof are 5 6 . 6. (:,

Page 10 591857 V. Description of the invention (8) 3 2. 0 ° C, 50 · 0 ° C. Compared with pure water, it can reduce the boiling point by a lot, increase the frequency of vaporization and the number of bubbles. Increase the amount of heat transfer to achieve the effect of rapid heat dissipation. The magnetic particle system is a magnetized nano-iron ion. Therefore, the coil 30 is a copper coil of one micron order in order to spin the nano-iron ions at high speed and easily generate magnetic flux changes. . Figure 4 is a diagram of the design architecture of the power generation system of the magnetic current power generation and cooling device in this case. Similar to Figure 2, the principle of power generation is to use the fluid in the vaporization propulsion zone 21 to absorb the thermal energy of the central processing unit 40 to generate bubbles 201, drive the magnetic particles to advance, and pass through the groove provided in the vortex generation zone (Cavity ) 221 allows magnetic particles to enter, rotate due to different speeds around the particles, and enters the magnetic field array region 23, and the permanent magnetic field 31 is used to position the magnetic direction of the magnetic particles in the magnetic field array region 23 to prevent mutual particles The magnetic fields cancel each other out, and the maximum conductive current is generated in the increased magnetic flux in the coil induction zone 24. The remaining waste heat after the entire system generates power is discharged by the heat sink 25, and the conductive current a generated by the system is the second high frequency AC power, so it can be transferred through an external rectifying device 32; ^-DC current. G if the electronic device 40 is a central processing unit (CPU) or any chip set in a notebook computer

Cjl P) ′ will enable the lithium battery 42 of the converted DC computer. U + "Magnetic production array 31 is a schematic enlarged partial section. This is the same as Figure 2 and Figure 2: 'It is a figure of the wooden structure of the current magnetic current power generation and cooling device = ι body wooden structure can not bear' As for Figure 5 a series It is a three-dimensional schematic diagram of Fig. 4: Fig. 5b shows the generation of thorium and vortex for the vaporization propulsion in Fig. 5a.

591857 V. Description of the invention (9) The difference in Figure 2 is that it connects the central processing unit 40 up or down or left and right to contact the magnetic current power generation and cooling device in this case, so that the central processing unit 40 can produce Waste heat can be used and removed more effectively. ° The result of the implementation of this case is a pentium 4 notebook computer as an example. The heat generated by the central processor of a general Pentium 4 notebook computer is about 35W (Watt, Watt), and its surface temperature is about From 70 to 85 ° C, the actual moon dagger is estimated through actual measurement and numerical simulation. When the waste heat generated by the central processing unit is cooled by the low-boiling point fluid and heat provided by the case, and the hydration bubbles are generated, the liquid of the fluid is boiled and vaporized through the absorption of heat, which can be achieved by Rhsen. w, S π, nucleate pool boiling relation to calculate: j ___- i0.33. 1. · ΤΤχ = cq! AI Eg Κ · Ρ: — and the power generation efficiency = power generation / thermal energy, so the phase change cooling plus waste heat magnetic current generation, the cooling heat is about 36W, and the power generation efficiency is estimated to be about 10. 7 %, The power generation energy is about 3 · 5W, so it is estimated that the overall system can save a total of about 17.8% power, especially the lithium battery of the laptop computer can only be used for 1 · 5 ~ 2 · 5 hours. Can save energy is bound to increase the use time or save the volume occupied by the battery. As mentioned above, this case can indeed provide a magnetic current power generation and cooling device.

Page 12 591857 V. Description of the Invention (I0) The installation and method do not require the use of traditional power-consuming fans or energy to achieve cooling and heat dissipation, but rather combine the effects of advanced methods and the use of waste heat as a power source to drive the power generation system. In addition, the heat dissipation efficiency of this phase change is adopted without additional energy consumption. The principle is not to use the low body that is doped with magnetized nanometer iron ions to generate phase change due to heat absorption and drive the fluid flowing particles through the micro coil to generate electricity. Therefore, an auxiliary power generation device having a chipset or a micro-electromechanical device generated by the heat can be added. The above is only a preferred embodiment of the present invention. The scope of the invention can be implemented. Any modification according to the present invention without departing from the spirit of the present invention should be in addition. The present invention has not been seen in any application before application. Therefore, this case is deeply "practical, novel, and beneficial. Therefore, it is impossible to file an application for an invention patent. Allow time to allow for examination and grant patents as early as possible. It is an electrical system with additional mechanism changes to achieve coldness. The formula can greatly raise any noise. "Fu points fluid, but can drive one step in the application of this book or use and other sub-cooling and high heat dissipation in this case. When the flow of this magnetic case is used in any thermal energy generation, it should not be used in limited books The contents of the invention can be modified in part. The invention of "progressiveness in public places or publications" is specifically for your review. Page 13 591857 Brief description of the diagram [Simplified illustration of the diagram] Processor cooling combination. Figure 2 is a schematic diagram of the basic layout of a magnetic current power generation and cooling device according to a preferred embodiment of the present invention. Figure 3 is a diagram of the design architecture of a power generation system in a magnetic current power generation and cooling device according to a preferred embodiment of the present invention. FIG. 4 is a schematic diagram of the overall specific architecture of a magnetic current power generation and cooling device according to a preferred embodiment of the present invention. Figure 5a is a three-dimensional view of Figure 4. FIG. 5b is a partially enlarged cross-sectional view of FIG. 5a. Description of drawing number: Conventional technical drawing number: I 0-Central processing unit II-Fan 1 2-Heat sink The drawing number of the present invention: 20-Pipe 2 1-Vaporization propulsion area 2 2-Eddy current generation area 2 3-Magnetic field array area 24 -Coil induction zone 25- Heat sink

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Claims (1)

591857 VI. Scope of patent application 1. A magnetic current power generation and cooling device applied to electronic equipment having a thermal energy generation system includes: a pipeline connected with the electronic equipment, the pipeline having a plurality of Fluid of magnetic particles; and A coil surrounds a part of the pipeline, wherein when the thermal energy is transmitted to the fluid and absorbed by the fluid, it causes part of the fluid to vaporize to generate bubbles to achieve cooling effect, and drives the fluid to flow to promote the plural The magnetic particles rotate through the coil at high speed, so that the plurality of magnetic particles generate a change in magnetic flux in the coil, so that the coil generates a conductive current. 2 The magnetic current power generation and cooling device as described in item 1 of the scope of the patent application, wherein the pipeline is a closed loop pipe. 3. The magnetic current power generation and cooling device according to item 2 of the scope of the patent application, wherein the pipeline is sequentially composed of a vaporization propulsion area, an eddy current generation area, a magnetic field array area, a coil induction area, and other channels. Zone configuration. 4. The magnetic current power generation and cooling device as described in item 3 of the scope of the patent application, wherein the vaporization propulsion area is in contact with the electronic equipment, and when the thermal energy When leading to the fluid and vaporizing a part of the fluid to generate the bubbles, the bubbles expand to squeeze the fluid and drive the plurality of magnetic particles to advance through the coil. 5 · The magnetic current power generation and cooling device as described in item 4 of Shenjing's patent scope, at f both ends of the vaporization propulsion zone are provided with control valves to control the bubble to advance in a fixed direction and squeeze the fluid Towards the coil induction zone Page 16 591857 Six patent application scopes * Enter 0 6 · The magnetic current power generation and cooling device described in item 3 of the patent application scope, wherein the vortex generator is used to make the complex number The magnetic particles rotate to increase the speed of the plurality of magnetic particle circles. ^ 7 · As claimed, the magnetic current power generation and cooling device described in item 6 of the patent scope, wherein the reading thirst current generation area has a plurality of surface grooves (cavih) 乂 使 / 爪 ,,, 工 4々 丨The L body generates eddy currents, which causes the plurality of magnetic particles to rotate due to different speeds around them. ', 8. As claimed, the magnetic current power generation and cooling device described in item 3 of the patent scope, the eighth attack, the field array area is arranged outside this channel section with a magnetic field array, so that the complex number of rotation is magnetic The particles eliminate the phase angle difference between each other and the birthman obtains and further causes the plurality of magnetic particles to enter the coil induction zone k to increase the magnetic flux. • it Γ special, the magnetic current power generation and cooling device described in the item 8 of the scope, the second magnetic field array is a permanent magnetic field, and the permanent magnetic field is used to prevent the complex magnetic field by positioning the magnetic direction of the sub-psychic magnetic particles. The magnetic fields between particles cancel each other out. • t: = the magnetic current power generation and cooling device described in item 3 of the patent scope, ^ in the other channel area, a heat sink can be set up and placed in this section 11 = 22 to improve the effectiveness of removing the heat . The installation of magnetic current power generation and cooling as described in item 10 of the patent scope of Ming 1 2 The heat-radiating device of Shenhai No. 2 Zhonghai has a horizontally spaced ore-like structure. ’The magnetic current power generation and cooling device described in item 3 of the patent scope, Page 17 591857 6. Scope of patent application Where the coil surrounds this section of pipe outside the coil induction zone of the pipe. 1 3. The magnetic current power generation and cooling device according to item 1 of the scope of the patent application, wherein the flow system is a mixed solution containing a low-boiling-point liquid. 14. The magnetic current power generation and cooling device according to item 13 of the scope of patent application, wherein the low boiling point liquid system is a non-electrolytic chemical cooling liquid. 1 5. The magnetic current power generation and cooling device according to item 14 of the scope of patent application, wherein the non-electrolytic chemical cooling liquid is a fluorinated liquid. 16. The magnetic current power generation and cooling device according to item 15 of the scope of the patent application, wherein the fluorinated liquid is any one selected from FC-87, PF-5052, FC-72 or any combination thereof Its solution. 1 7. The magnetic current power generation and cooling device according to item 13 of the scope of the patent application, wherein the mixed solution further comprises water. 1 8. The magnetic current power generation and cooling device according to item 1 of the scope of patent application, wherein the magnetic particles are a magnetized nanometer iron ion. 1 9. The magnetic current generating and cooling device according to item 1 of the scope of the patent application, wherein the coil is a micron-level copper coil. 20. The magnetic current generating and cooling device according to item 1 of the scope of the patent application, wherein the conductive current is a south frequency alternating current. 2 1. The magnetic current generating and cooling device as described in item 20 of the scope of patent application, wherein the conductive current can be converted into a direct current by an additional rectifying device. 2 2. The magnetic current generating and cooling device as described in item 21 of the scope of patent application, wherein the electronic device is arranged in the center of a notebook computer Page 18 591857 6. Scope of Patent Application Processor (CPU) or any of them-chip. 2 3 · The magnetic current power generation and cooling device as described in the scope of patent application No. 2 2 ', wherein the DC current can be recharged into the lithium battery of the notebook computer. 24. The magnetic current power generation and cooling device as described in item 1 of the scope of the patent application, wherein the Hai Hai electronic device is a micro-electromechanical device. 2 5 · A magnetic current power generation and cooling method applied to electronic equipment with a thermal energy generation, which includes the following steps: · Provide a closed circuit to connect with the electronic equipment, wherein the closed pipeline contains A low-boiling point fluid containing a plurality of magnetic particles; and providing a coil to surround a portion of the pipeline, when the thermal energy is conducted to the fluid, causing the fluid to absorb the thermal energy and partially vaporizing to generate air bubbles to achieve a cooling effect and drive The fluid generates a flow and pushes the plurality of magnetic particles through the coil, so that the fluid generates a magnetic flux change in the coil, causing the coil to generate a conductive current. 26. The magnetic current power generation and cooling method as described in item 25 of the scope of patent application 'further includes a step: providing a rectifying device for converting the conductive current into a direct current and recharging the electronic device. 27. The magnetic current power generation and cooling method as described in item 25 of the scope of the patent application, wherein the magnetic particle is a magnetized nano-iron ion. 28. The magnetic current power generation and cooling method as described in item 25 of the scope of the patent application, wherein the fluid contains a low boiling point rhenium chemical cooling fluid. 2 9. The magnetic current power generation and cooling method described in item 28 of the scope of patent application, Page 19 591857 6. Scope of patent application The non-electrolytic chemical cooling liquid is a fluorinated liquid. 30. The magnetic current power generation and cooling method according to item 29 of the scope of the patent application, wherein the fluorinated liquid is at least one selected from the group consisting of FC-87, PF-5052 and FC-72. 3 1 · — A method of magnetic current power generation, which uses a piece of thermal energy generated by an electronic device, and absorbs the thermal energy through a fluid to cause a part of the fluid to undergo a phase change to push a fluid containing a plurality of magnetic particles through a coil , Causing the fluid containing magnetic particles to produce a change in magnetic flux and generate a conductive current. 32. The magnetic current power generation method according to item 31 of the scope of the patent application, wherein the phase change effect is a reaction in which a liquid reaches its boiling point and is vaporized into a gas. 20th stomach