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Heat recovery unit and heat recovery system of building utilizing it

A heat recovery device, technology for buildings, applied in the direction of energy recovery systems for ventilation and heating, machines using waste heat, machines using electrical/magnetic effects, etc.

Inactive Publication Date: 2005-07-20
PALM +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, if you want to do a good job of ventilation, when exchanging the air in the house with cooling and heating equipment, the heat energy is discharged to the outside in vain.

Method used

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  • Heat recovery unit and heat recovery system of building utilizing it
  • Heat recovery unit and heat recovery system of building utilizing it
  • Heat recovery unit and heat recovery system of building utilizing it

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0017] Embodiments of the present invention will be described with reference to the drawings.

[0018] figure 1 It is the overall diagram of the heat recovery device that transfers the heat from the ventilation to the medium. exist figure 1 In the installation, the case where heating equipment is installed in each room of the building will be described. In addition, in the heat recovery device of the embodiment, water is used as an example of the heat medium. As the heat medium of the heat recovery device, liquid such as oil, gas such as air, solid or a mixture thereof, such as fluid, can be used. In addition, as will be described later, there are cases where a fluid is not used as a heat medium.

[0019] exist figure 1 In , the air exhausted from each room for ventilation is collected by the centralized ventilation fan 110 . The centralized ventilation fan 110 is connected to the heat exchanger 120 through the suction and exhaust pipes. The air collected by the central...

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PUM

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Abstract

The objective of the present invention is to provide a system which allows efficient air-conditioning heat recovery during ventilation and is applicable to ordinary housing. In order to achieve the above objective, a central ventilation fan 110 is connected to a heat exchanger 120 via a ventilation pipe. Air collected in the central ventilation fan 110 is emitted via the heat exchanger 120 from a device after recovering heat from heated exhaust air from each room by the heat exchanger 120. On the other hand, the heat exchanger 120 is connected to a tank 130 via a water suction / drainage pipe. Water drawn up from the tank 130 by a pump 140 is heated by the heat exchanger 120 and then returned to the tank 130 again. The heat exchanger 120 uses the Peltier device to cool the exhaust air from the central ventilation fan 110, and heat water in the tank 130 at the same time, thereby efficiently transferring air heat from each room to water. Efficient transfer of heat using the Peltier device allows a higher temperature of the water from the heat exchanger than the exhaust air temperature.

Description

technical field [0001] The present invention relates to a heat recovery device for effectively recovering the heat of cooling and heating equipment generated by ventilation of buildings and the like and a building heat recovery system using the same. Background technique [0002] Environmental issues are issues that require urgent solutions at present. Especially after the ratification of the Kyoto Protocol, the reduction of CO 2 Examination of emissions issues is compelling. To reduce CO 2 , Energy conservation must be promoted in all areas of Japan. Therefore, energy saving is required for small buildings, especially the heating and cooling equipment of general residences. [0003] On the other hand, in general houses, high attention is paid to the ventilation of houses from the viewpoint of health. However, if you want to do a good job of ventilating, when exchanging the air in the house with cooling and heating equipment, the heat energy is discharged to the outside...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F24F5/00F24F12/00F25B21/02H10N10/13
CPCH01L35/30F24F12/00F24F5/0042F25B2321/0252F24F5/0089F25B21/02Y02P80/15H10N10/13
Inventor 山本英世
Owner PALM