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Solar-ground energy dual-heat-source composite heat pump device

A technology of heat pump devices and solar collectors, which is applied to solar thermal devices, solar thermal power generation, heating devices, etc., can solve problems such as unstable solar heating, achieve flexible and changeable utilization methods, improve heat pump work efficiency, reduce The effect of circulation volume

Inactive Publication Date: 2010-07-28
ZHONGYUAN ENGINEERING COLLEGE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This device not only solves the problem of unstable solar heating, but also can make full use of solar energy, reduce groundwater consumption and water pump energy consumption of ground source heat pumps, and effectively combine solar water heating systems with ground source heat pumps

Method used

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  • Solar-ground energy dual-heat-source composite heat pump device
  • Solar-ground energy dual-heat-source composite heat pump device
  • Solar-ground energy dual-heat-source composite heat pump device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] As shown in Figure 1, the solar-ground energy dual heat source composite heat pump device of the present invention includes a compressor 1, a shell-tube type three-medium composite heat exchanger 2, a user-side heat exchanger 3, a four-way reversing valve 4, Throttle valve 5, the first circulating water pump 13, the second circulating water pump 9, the third circulating water pump 6, solar heat collector 12, and the heat storage tank 11 provided with heat exchange coil 10 in the casing; The water inlet connected to the heat storage cavity of the tank 11 is connected to the water outlet of the solar collector 12 through the valve 15 arranged between the pipelines, and the water outlet connected to the heat storage cavity of the hot water tank 11 is connected to the water outlet through the valve 15 arranged in the pipeline. The valve 14 between them and the first circulating water pump 13 are connected to the water inlet of the solar heat collector 12; The water outlet o...

Embodiment 2

[0021] Such as figure 2 As shown, the difference between this embodiment and Embodiment 1 is that: no domestic hot water supply interface and water replenishment port are provided on the hot water storage tank 11, but a domestic hot water tank 18 is separately provided. The water inlet of the hot water tank is connected with the water outlet of the solar heat collector through a valve 16 arranged between the pipelines, and the water outlet of the domestic hot water tank is connected with the water inlet of the solar heat collector through a valve 17; The domestic hot water tank is provided with a domestic hot water supply nozzle and a water replenishment nozzle.

Embodiment 3

[0023]As shown in Figure 3, the difference between this embodiment and Embodiment 2 is that: the water inlet connected to the heat storage chamber of the hot water storage tank 11 is connected to the shell-tube type three-medium composite heat exchanger through the bypass valve 8 The water outlet of the first medium passage of 2 is connected; the water outlet connected with the heat storage chamber of the hot water tank 11 is connected with the first shell-casing type three-medium composite heat exchanger 2 through the second circulating water pump 9 The water inlet of the medium channel is connected; the water inlet of the heat exchange coil 10 arranged in the heat storage tank 11 is connected with the water outlet of the solar collector 12 through the valve 15 arranged between the pipelines, and the heat exchange The water outlet of the coil pipe 10 is connected with the water inlet of the solar heat collector 12 through a valve 14 and a first circulating water pump 13 arrang...

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Abstract

The invention relates to a solar-geothermal double heat source compound heat pump device, wherein one of the two inlets of the heat storage water tank (11) of the device is connected to the outlet of the solar collector (12) while the other is associated with the water outlet pipe of the passage for the first medium of the shell-tube three-medium compound heat exchanger (2); one of the two outlets of the heat storage water tank (11) is connected to the inlet of the solar collector (12) while the other is associated with the water outlet pipe of the passage for the first medium of the shell-tube three-medium compound heat exchanger (2); the geothermal heat source flow pipe is connected to the water inlet pipe of the passage for the second medium of the shell-tube three-medium compound heatexchanger (2); the water outlet pipe of the passage for the second medium is connected to the return pipe for geothermal heat source; both ends of the nozzles of the passage for the third medium of the shell-tube three-medium compound heat exchanger (2) are respectively connected to both ends of the heat exchange pipe inside the user side heat exchanger (3).

Description

technical field [0001] The invention relates to the fields of ground source heat pump air conditioning and solar heat utilization, in particular to a solar energy-ground energy dual heat source composite heat pump device. Background technique [0002] With the development of society and the improvement of people's living standards, energy consumption for heating, air conditioning and domestic hot water production accounts for an increasing proportion of the total energy. For this reason, vigorously developing and effectively utilizing renewable energy has become the priority development strategy of energy in various countries. As a renewable clean energy with huge application prospect and market, solar energy has been paid more and more attention to its development and effective utilization. As a comprehensive technology for solar heat utilization, solar heat pump organically integrates solar heat collection technology and heat pump technology, which can simultaneously impr...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F25B13/00F25B30/06F24J2/00F25B27/00F25B29/00
CPCY02E10/40
Inventor 周光辉董秀洁刘寅
Owner ZHONGYUAN ENGINEERING COLLEGE
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