A ground source heat pump multi-energy cogeneration system

Abstract

The utility model relates to a ground source heat pump multi-energy supply system, including a tap water source, a user-side water collection and a ground source side water collection. The tap water source is connected to a water purifier, and the external pipe of the water purifier is divided into two routes, and a constant pressure tank is installed on each of the two pipes; one pipe connected to the water purifier is connected to the user-side water collection through a pipeline and a user-side circulation pump, and the pipe from the user-side circulation pump is divided into two and connected to two groups of ground source heat pumps, and the output end connected to the two groups of ground source heat pumps is used to connect the user-side water supply; the other pipe connected to the water purifier is divided into two pipes after passing through a constant pressure tank. The utility model uses the waste heat of the station equipment to recharge to solve the problem of hot and cold imbalance in the ground source heat pump system, reduce the energy consumption of the system, adopt a green, environmentally friendly, renewable ground source heat pump system, and make full use of the waste heat of the on-site equipment. Compared with the traditional energy system form, it has the characteristics of safety, reliability, multi-purpose, energy saving and environmental protection.

Description

Technical Field

[0001] The utility model relates to the field of ground source heat pumps, in particular to a ground source heat pump multi-energy cogeneration system. Background Art

[0002] The ground source heat pump system is a cooling and heating air conditioning system that uses rock, groundwater or surface water as low-temperature heat sources and consists of a water source heat pump unit, a geothermal energy exchange system, and a system inside a building. It has the characteristics of one machine for multiple uses, high efficiency and energy saving, environmental protection and cleanliness, safety and reliability, and has been vigorously promoted in recent years. However, due to the technical characteristics of the ground source heat pump system, the load on the ground source side must be balanced between cold and heat, which limits its application in many areas. Summary of the invention

[0003] In view of this, the purpose of the present invention is to provide a ground source heat pump multi-energy cogeneration system to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the technical solutions adopted are as follows:

[0005] A ground source heat pump multi-energy supply system, comprising a tap water source, a user-side water collection system and a ground source-side water collection system, wherein the tap water source is connected to a water purifier, and an external pipe of the water purifier is divided into two routes, and a constant pressure tank is installed on each of the two pipes;

[0006] A pipeline connected to the water purifier is connected to the user-side water collection pipe and the user-side circulation pump through a pipeline. The pipeline from the user-side circulation pump is divided into two and connected to two groups of ground source heat pumps. The output end connected to the two groups of ground source heat pumps is used to connect to the user-side water supply;

[0007] Another pipeline from the water purifier is divided into two pipelines after passing through the constant pressure tank. One of the pipelines is connected to the ground source side water collection through a pipeline and the ground source side circulation pump, and is connected to two groups of ground source heat pumps through pipelines from the output end of the ground source side circulation pump. The other pipeline is connected to the waste heat recovery side circulation pump, and the waste heat recovery side circulation pump is connected to the plate heat exchanger through a pipeline.

[0008] The output ends of the two sets of ground source heat pumps are connected to the ground source side water distribution through pipelines.

[0009] As a further improvement of the utility model, the access ends of the two groups of ground source heat pumps are connected to the access end pipeline of the water distribution on the ground source side through pipelines.

[0010] As a further improvement of the utility model, the output end of the plate heat exchanger is connected to the pipeline between the ground source heat pump and the ground source side water distribution through a pipeline, the pipeline branch between the ground source heat pump and the ground source side water distribution is connected to the waste heat recovery unit, the branch pipeline at the output end of the ground source heat pump is connected to the ground source side circulation pump, and the output end of the waste heat recovery unit is connected to the ground source side circulation pump through the branch pipeline at the output end of the ground source heat pump.

[0011] As a further improvement of the utility model, a heat meter is installed at the output end connected to the user-side water collection, and the waste heat recovery unit includes an evaporator and a condenser.

[0012] The beneficial effects of the utility model are:

[0013] The utility model utilizes the waste heat recharge of site equipment to solve the problem of hot and cold imbalance in the ground source heat pump system, reduce the energy consumption of the system, adopts a green, environmentally friendly, renewable ground source heat pump system, and fully utilizes the waste heat of on-site equipment. Compared with traditional energy system forms, it is safe and reliable, multi-purpose, energy-saving and environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings constituting a part of this application are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0015] Figure 1 This is a system flow chart of the utility model. DETAILED DESCRIPTION

[0016] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0017] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0018] Please refer to Figure 1 A ground source heat pump multi-energy supply system includes a tap water source 1, a user-side water collection 2 and a ground source side water collection 3, the tap water source 1 is connected to a water purifier 4, the water purifier 4 is connected to two external pipes, and a constant pressure tank 5 is installed on each of the two pipes;

[0019] A pipeline connected to the water purifier 4 is connected to the user-side water collector 2 through a pipeline and the user-side circulation pump 6. A heat meter is installed at the output end of the user-side water collector 2. The pipeline from the user-side circulation pump 6 is divided into two and connected to two groups of ground source heat pumps 7. The output ends of the two groups of ground source heat pumps 7 are connected to the user-side water supply 8.

[0020] Another pipeline connected to the water purifier 4 is divided into two pipelines after passing through the constant pressure tank 5, one of which is connected to the ground source side water collector 3 through a pipeline and the ground source side circulation pump 9, and is connected to two groups of ground source heat pumps 7 through pipelines from the output end of the ground source side circulation pump 9, and the other pipeline is connected to the waste heat recovery side circulation pump 10, and the waste heat recovery side circulation pump 10 is connected to the plate heat exchanger 11 through a pipeline, and the plate heat exchanger 11 is connected to the heat dissipation water pipe of the equipment in the station;

[0021] The output ends of the two groups of ground source heat pumps 7 are connected to the ground source side water distribution 12 through pipelines.

[0022] The access ends of the two groups of ground source heat pumps 7 are connected to the access end pipes of the ground source side water diversion 12 through pipes, and the output end of the plate heat exchanger 11 is connected to the pipe between the ground source heat pump 7 and the ground source side water diversion 12 through a pipe. The pipe branch between the ground source heat pump 7 and the ground source side water diversion 12 is connected to the waste heat recovery unit 13, and the branch pipe at the output end of the ground source heat pump 7 is connected to the ground source side circulation pump 9. The output end of the waste heat recovery unit 13 is connected to the ground source side circulation pump 9 through the branch pipe at the output end of the ground source heat pump 7. The waste heat recovery unit 13 includes an evaporator and a condenser.

[0023] The waste heat from the equipment in the station is used to solve the problem of hot and cold imbalance in the ground source heat pump 7 system, reduce system energy consumption, and make full use of the waste heat from the on-site equipment. Compared with traditional energy systems, it is safe, reliable, multi-purpose, energy-saving and environmentally friendly.

[0024] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A ground source heat pump multi-energy cogeneration system, characterized in that: It includes a tap water source, water collection on the user side and water collection on the ground source side. The tap water source is connected to the water purifier. The external pipe of the water purifier is divided into two routes. Constant pressure tanks are installed on the two pipes respectively. A pipeline connected to the water purifier is connected to the user-side water collection pipe and the user-side circulation pump through a pipeline. The pipeline from the user-side circulation pump is divided into two and connected to two groups of ground source heat pumps. The output end connected to the two groups of ground source heat pumps is used to connect to the user-side water supply; Another pipeline from the water purifier is divided into two pipelines after passing through the constant pressure tank. One of the pipelines is connected to the ground source side water collection through a pipeline and the ground source side circulation pump, and is connected to two groups of ground source heat pumps through pipelines from the output end of the ground source side circulation pump. The other pipeline is connected to the waste heat recovery side circulation pump, and the waste heat recovery side circulation pump is connected to the plate heat exchanger through a pipeline. The output ends of the two sets of ground source heat pumps are connected to the ground source side water distribution through pipelines.

2. A ground source heat pump multi-energy cogeneration system according to claim 1, characterized in that: The access ends of the two groups of ground source heat pumps are connected to one another through pipelines and the access end pipelines of the water distribution on the ground source side.

3. A ground source heat pump multi-energy cogeneration system according to claim 2, characterized in that: The output end of the plate heat exchanger is connected to the pipeline between the ground source heat pump and the ground source side water distribution through a pipeline. The pipeline branch between the ground source heat pump and the ground source side water distribution is connected to the waste heat recovery unit. The branch pipeline at the output end of the ground source heat pump is connected to the ground source side circulation pump. The output end of the waste heat recovery unit is connected to the ground source side circulation pump through the branch pipeline at the output end of the ground source heat pump.

4. A ground source heat pump multi-energy cogeneration system according to claim 3, characterized in that: A heat meter is installed at the output end connected to the user-side water collection, and the waste heat recovery unit includes an evaporator and a condenser.

Images