TWI607192B - Energy-saving and heat-reducing device integrating solar thermal separation, thermochromism and battery management system - Google Patents

Description

Energy-saving and heat-reducing device combined with solar thermal separation, thermochromic technology and battery management system

The invention relates to the technical field of a display and a light-emitting device, in particular to an energy-saving and heat-reducing device combining a solar thermal separation, a thermochromic technology and a battery management system.

Taiwan Patent No. I535985 discloses a solar thermal separator in which the solar light and the solar heat are separated to correspond to a photoelectric conversion module and a thermoelectric conversion module, respectively, thereby fully utilizing solar energy for power generation.

However, in addition to generating electricity, thermal energy also uses thermal energy in many display products. For example, Japanese Patent No. 4,548,17 discloses a heating element for heating a color developing element. The heating element comprises at least one carbon nanotube structure, the color developing element being a thermochromic display device.

Taiwan Patent No. 201415118 discloses a thermally induced display element and a thermally induced display device. The technical feature of the prior patent is that the thermally induced display element comprises a closed casing; an isolating layer divides the closed casing into a first space and a second space; a first heating element is disposed on the closed casing for The first space is heated; a layer of thermochromic material is disposed in the first space. The first heating element comprises at least one carbon nanotube film, the carbon nanotube film comprising a plurality of carbon carbon pipelines and a plurality of carbon nanotube clusters, the plurality of carbon carbon pipelines being spaced apart from each other; the plurality of nanocarbons The tube clusters are disposed between the plurality of carbon nanotubes, and the plurality of carbon nanotube clusters located between adjacent nanocarbon tubes are spaced apart. The thermochromic device disclosed in the above patents or thermally induced The layer of color material receives the thermal energy provided by the heating element to cause discoloration.

Chinese Patent No. CN104407454 discloses a thermochromic glass. The structural composition includes a first glass layer, a heat reflective film layer, a thermochromic adhesive layer, a second glass layer, a vacuum layer and a third glass layer in this order from the outside to the inside. By designing the heat reflective film layer and the thermochromic adhesive layer, the external radiant energy can be effectively reduced, and the transmittance of the solar radiant energy can be reduced. By applying a color changing coating on the thermochromic layer, color changes can be produced depending on temperature changes.

The object of the present invention is to provide an energy-saving and heat-reducing device combining solar thermal separation, thermochromic technology and a battery management system, which can fully utilize sunlight and solar heat, and can directly monitor temperature and electric quantity changes with a battery management system, and control The charge and discharge function enables a thermochromic display panel to be used all day long and energy-saving and heat-reducing.

In order to achieve the above objects and effects, the energy-saving and heat-reducing device combined with the solar thermal separation, thermochromic technology and battery management system disclosed in the present invention is a solar thermal separator, a thermochromic display panel and a battery management system. combination. Wherein the solar heat is directed from the solar thermal separator to the thermochromic display panel, and the thermochromic display panel is provided with a thermocouple. The sunlight that is transmitted through the solar thermal separator can be received by a photoelectric conversion module to generate electricity. The electric power can be transmitted to the thermocouple so that the thermochromic display panel can be discolored under the action of the solar heat or the thermocouple, so as to achieve the functions of being able to use all the time and energy saving and heat reduction.

The objects and effects disclosed in the present invention are set forth below in conjunction with the preferred embodiments.

10‧‧‧Solar photothermal separator

12‧‧‧Stained surface

14‧‧‧Transparent surface

16‧‧‧heat storage space

18‧‧‧Air glue layer

20‧‧‧ solar energy

22‧‧‧Sunlight

24‧‧‧Solar heat

26‧‧‧ Focusing components

30‧‧‧Thermal display panel

32‧‧‧Substrate

34‧‧‧Thermal photochromic film

40‧‧‧Battery Management System

42‧‧‧Charging circuit

44‧‧‧Discharge circuit

46‧‧‧Microprocessor

48‧‧‧ Energy storage battery

50‧‧‧Wireless Transmission Module

52‧‧‧Battery state detection circuit

60‧‧‧High thermal conductivity components

62‧‧‧ first end

64‧‧‧second end

66‧‧‧ thermocouple

68‧‧‧ photoelectric conversion module

70‧‧‧temperature sensor

72‧‧‧Lighting device

74‧‧‧ Remote device

Figure 1 is a schematic view showing the structure of the solar thermal separator of the present invention.

Fig. 2 is a schematic view showing the structure of a thermochromic display panel of the present invention.

Figure 3 is a schematic view showing the structure of the battery management system of the present invention.

Fig. 4 is a schematic view showing the structure of a light-emitting display device comprising a solar thermal separator, a thermochromic display panel and a battery management system of the present invention.

The invention discloses an energy-saving and heat-reducing device combining solar thermal separation, thermochromic technology and a battery management system, wherein the solar thermal separation technology separates sunlight and solar heat by a suitable device, and further applies the sunlight and solar heat. The thermochromic technology is a state of discoloration produced by a thermochromic device when heated to a color changing temperature. The battery management system can be used with a temperature sensor for power monitoring and management.

Referring to FIG. 1, the solar thermal separation technique disclosed in the present invention is achieved by a solar thermal separator 10. The solar thermal separator 10 has a light receiving surface 12 and a light transmitting surface 14. A heat storage space 16 is formed between the light receiving surface 12 and the light transmitting surface 14. An air glue layer 18 is coated on the light transmissive surface 14 and on the circumferential side of the heat storage space 16. Further, a structure on which the light receiving surface 12 and the light transmitting surface 14 are connected is formed on the circumferential side of the heat storage space 16. Solar energy 20 contains sunlight 22 and solar heat 24. After the solar energy 20 passes through the light receiving surface 12, the solar heat 24 is retained in the heat storage space 16 by the high heat insulating property of the air glue layer 18, and the sunlight 22 can pass through the air glue layer 18 and penetrate. The light transmissive surface 14 is formed.

Further, the solar thermal separation technique of the present invention further includes a focusing element 26. The focusing element 26 may be a focusing lens and disposed on one side of the light receiving surface 12 of the solar thermal separator 10. Thus, the sunlight 22 and the solar heat 24 can sequentially pass through the focusing element 26 and the receiving The smooth surface 12 enters the heat storage space 16.

Referring to FIG. 2, the thermochromic technology disclosed in the present invention comprises a thermochromic display panel 30. The thermochromic display panel 30 is a surface of a substrate 32 formed by a coating technique to form a thermochromic film 34.

The thermochromic film 34 comprises an organic thermochromic powder. The main components of the organic thermochromic powder are invisible dyes, color formers and fatty acids. When heated to heat up, the fatty acid will have a longer carbon chain length due to heat; and when the temperature rise reaches the temperature at which thermochromism starts, the fatty acid will be long enough for the color of the invisible dye because the carbon chain is long enough. The resultant effect causes the color of the thermochromic powder to be close to the invisible white color. When the temperature is lowered by high temperature, the fatty acid will have a shorter carbon chain length due to the temperature drop; and when the temperature falls below the thermochromic temperature, the fatty acid will be allowed to form a color forming agent because its carbon chain length is short enough. Color synthesis of the invisible dye to form dye colors of various thermochromic powders, such as black, blue, green, red, and the like. Further, depending on the color of the thermochromic film 34, the component of the invisible dye of the thermochromic film 34 may be C ₃₃ H ₃₂ N ₂ O ₃ (fluoran compound), C ₃₀ H ₂₅ NO ₃ (spirol) Compound), C ₂₂ H ₁₆ O ₅ (fluoran compound), C ₂₉ H ₃₀ N ₂ O ₂ (benzoquinone), C ₃₄ H ₄₁ N ₃ O ₃ (spiropyran). The composition of the color former may be C ₁₅ H ₁₆ O ₂ (diphenolyl propane). The fatty acid may be C ₁₉ H ₃₈ O ₂ (methyl stearate).

Referring to FIG. 3 , the battery management system 40 disclosed in the present invention includes a charging circuit 42 , a discharging circuit 44 , a microprocessor 46 , and an energy storage battery 48 . The charging circuit 42, the discharge circuit 44, the microprocessor 46, and the energy storage battery 48 are electrically connected. In addition, the battery management system 40 can further include a wireless transmission module 50 and a battery state detection circuit 52. The wireless transmission module 50 is electrically connected to the microprocessor 46. The battery state detecting circuit 52 is electrically connected The energy storage battery 48 and the microprocessor 46.

Referring to FIG. 4, the apparatus disclosed in the present invention includes the solar thermal separator 10, the thermochromic display panel 30, and the battery management system 40. Further, a high thermal conductive element 60 is used to connect the solar thermal separator 10 to the thermochromic display panel 30. The high thermal conductivity component 60 has a first end 62 and a second end 64. The first end 62 extends inside the thermal storage space 16, and the second end 64 connects the thermochromic display panel 30. The high thermal conductivity element 60 is a diamond-like carbon film coated on a glass substrate in the form of a coating. The carbon-drilled film can form a film having a thickness of about 2 to 3 μm, and can guide the heat of the sun to the thermochromic display panel 30 in a short space in a short space. Other high thermal conductivity materials such as graphite sheets have similar effects.

This embodiment can include a thermocouple 66. The thermocouple 66 is coupled to the thermochromic display panel 30. The discharge circuit 44 of the battery management system 40 is electrically connected to the thermocouple 66.

A photoelectric conversion module 68 is corresponding to the light transmissive surface 14 of the solar thermal separator 10 and electrically connected to the charging circuit 42 of the battery management system 40. As such, the photoelectric conversion module 68 receives the sunlight 22 for photoelectric conversion and charges the energy storage battery 48.

A temperature sensor 70 is disposed on the thermochromic display panel 30 and electrically connected to the microprocessor 46 of the battery management system 40. The temperature sensor 70 is configured to detect the temperature of the thermochromic display panel 30 and transmit the detected temperature data to the microprocessor 46.

A light emitting device 72 is electrically connected to the discharge circuit 44 of the battery management system 40. The illuminating device 72 can be a device composed of a light emitting diode (LED).

It should be noted that the thermochromic display panel 30 is disposed outdoors, and the illumination device 72 can be disposed indoors or outdoors.

Therefore, the solar thermal separator 10 is matched with the photoelectric conversion module 68. Electrical energy is stored in the energy storage battery 48 and provides the power required by the illumination device 72. The thermochromic display panel 30 detects that the temperature of the thermochromic display panel 30 is insufficient, except that the solar heat 24 derived from the heat storage space 16 is heated to change color. To achieve the color change temperature, the microprocessor 46 of the battery management system 40 can control the energy stored by the energy storage battery 48 through the discharge circuit 44 to provide heat to the thermocouple 66. As a result, the temperature of the thermochromic display panel 30 can be raised to the color change temperature and the discoloration can be smoothly completed.

The wireless transmission module 50 of the battery management system 40 of the present invention is electrically connected to the microprocessor 46. Therefore, the charge and discharge management and status monitoring of the energy storage battery 48 via the microprocessor 46 can be transmitted from the wireless transmission module 50 to a remote device 74 for real-time monitoring. Similarly, the temperature sensor 70 on the thermochromic display panel 30 can transmit the detected temperature from the wireless transmission module 50 to the remote device 74. The remote device 74 can be a cell phone or a computer.

The thermochromic display panel 30 can be discolored by directly absorbing the sunshine temperature and the mode of absorbing the solar heat 24 output from the solar thermal separator 10 under conditions of sufficient daylight. The power generated by the photoelectric conversion module 68 is stored in the energy storage battery 48. In addition to being used by the light-emitting device 72, the thermocouple 66 can be supplied at night to enable the thermochromic display panel 30 to be heated as well. The effect of discoloration.

In addition, the thermochromic display panel 30 can still heat the thermocouple 66 and heat the thermochromic display panel by using the electric power stored in the energy storage battery 48 under the condition that the daytime sunshine is insufficient to cause the discoloration temperature to be reached. 30 absorbs a sufficient amount of heat to achieve the effect of discoloration.

The thermochromic display panel 30 and the illuminating device 72 disclosed in the present invention can fully utilize the sunlight 22 and the solar heat 24, and cooperate with the battery management system 40. Monitoring the temperature change on the thermochromic display panel 30, monitoring the change in the amount of power of the energy storage battery 48, and controlling the charge and discharge of the energy storage battery 48, so that the design of the thermochromic display panel 30 can be achieved all the time. Use and energy saving and heat reduction effects.

The above is a preferred embodiment and the design of the present invention. The preferred embodiments and the drawings are merely illustrative and not intended to limit the scope of the invention. The scope of the rights covered by the content of the "Scope of Patent Application" is not within the scope of the invention and is the scope of the applicant's rights.

10‧‧‧Solar photothermal separator

14‧‧‧Transparent surface

16‧‧‧heat storage space

22‧‧‧Sunlight

24‧‧‧Solar heat

30‧‧‧Thermal display panel

40‧‧‧Battery Management System

42‧‧‧Charging circuit

44‧‧‧Discharge circuit

46‧‧‧Microprocessor

48‧‧‧ Energy storage battery

50‧‧‧Wireless Transmission Module

60‧‧‧High thermal conductivity components

62‧‧‧ first end

64‧‧‧second end

66‧‧‧ thermocouple

68‧‧‧ photoelectric conversion module

70‧‧‧temperature sensor

72‧‧‧Lighting device

74‧‧‧ Remote device

Claims (4)

An energy-saving and heat-reducing device combining solar thermal separation, thermochromic technology and a battery management system for providing illumination and display, comprising: a solar thermal separator having a light-receiving surface and a light-transmitting surface, a heat storage A space is formed between the light receiving surface and the light transmitting surface, and an air glue layer is coated on the light transmitting surface and a circumferential side of the heat storage space. After the solar energy passes through the light transmitting surface, the solar heat is retained in the heat storage space. Inside, the sunlight passes through the air gel layer and penetrates the light transmissive surface; a high thermal conductive element has a first end and a second end, wherein the first end extends inside the heat storage space; a color display panel for connecting the second end of the high thermal conductive element; a thermocouple connecting the thermochromic display panel; a battery management system comprising a charging circuit, a discharging circuit, and a microprocessor And an energy storage battery, and the charging circuit, the discharging circuit, the microprocessor, and the energy storage battery are electrically connected, wherein the discharging circuit is electrically connected to the thermocouple; should The light transmissive surface of the solar thermal separator is electrically connected to the charging circuit of the battery management system, the photoelectric conversion module receives sunlight for photoelectric conversion, and charges the energy storage battery; a temperature sensor The microprocessor is disposed on the thermochromic display panel and electrically connected to the microprocessor management system, the temperature sensor is configured to detect the temperature of the thermochromic display panel; and the illumination device is electrically connected to the The discharge circuit of the battery management system; wherein the solar thermal separator is coupled with the electrical energy generated by the photoelectric conversion module to store the electric energy of the energy storage device; and the thermochromic display panel receives the high The solar heat derived by the heat conducting element is used for temperature change color change. When the temperature sensor detects that the temperature of the thermochromic display panel is insufficient to reach the color changing temperature, the energy storage device of the battery management system can control the energy storage. The battery provides the electric power required for the thermocouple to heat through the discharge circuit, thereby increasing the temperature of the thermochromic display panel to smoothly complete the discoloration. The energy-saving and heat-reducing device combined with the solar thermal separation, thermochromic technology and battery management system according to claim 1, wherein the high thermal conductive element is a diamond-like carbon film coated on a glass substrate in the form of a coating. . The energy-saving and heat-reducing device combined with the solar thermal separation, the thermochromic technology and the battery management system according to claim 1, wherein the battery management system comprises a wireless transmission module, and the wireless transmission module is electrically connected to the a microprocessor, and the wireless transmission module is configured to transmit and output a power state of the energy storage battery, a temperature value and a color change state of the thermochromic display panel detected by the temperature sensor. The energy-saving and heat-reducing device combined with the solar thermal separation, the thermochromic technology and the battery management system according to claim 1, further comprising a focusing component disposed on one side of the light receiving surface, the sunlight and The solar heat sequentially passes through the focusing element and the light receiving surface into the heat storage space.