Ice water heat recovery system

Abstract

The utility model relates to the technical field of heat recovery, in particular to an ice water heat recovery system, which comprises an ice water module, a heat exchange module, a heat exchange module and a heat exchange module, the heat energy water module is used for preparing high-temperature water and is connected with the high-temperature heat energy tank; and the intermediate water module is used for preparing intermediate water and connecting the ice water module with the heat energy water module. According to the ice water heat recovery system, intermediate water generated in the ice water preparation process of the ice water heat pump unit is transmitted to the heat energy water module from the intermediate water module, and high-temperature water preparation is carried out, so that overall heat transfer can be completed, meanwhile, low-grade heat energy in the ice water module can be improved, and the heat energy utilization rate of the ice water heat pump unit is improved. Therefore, the purposes of saving energy and reducing carbon are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat recovery, in particular to an ice water heat recovery system. Background Art

[0002] The existing refrigeration unit in the factory is responsible for the ice water system. When the refrigeration unit prepares ice water, the heat will be directly discharged in the condenser. Since the factory has a year-round demand for sanitary hot water, and it is heated by steam, the steam loss is large during the long-distance transportation, resulting in serious waste. Therefore, it is urgent to properly deal with the existing resource waste. Utility Model Content

[0003] The purpose of the utility model is to provide an ice water heat recovery system to solve the problems raised in the above background technology.

[0004] The technical solution of the utility model is: an ice water heat recovery system, the recovery system comprises:

[0005] An ice water module is used to prepare ice water and is connected to an ice water tank;

[0006] Thermal water module, used to prepare high-temperature water and connected to the high-temperature thermal energy tank;

[0007] The intermediate water module is used to prepare intermediate water and connect the ice water module and the thermal water module.

[0008] Furthermore, the ice water is arranged inside the ice water tank, the high-temperature water is arranged inside the high-temperature thermal energy tank, and the intermediate water is arranged on the transmission pipe.

[0009] Furthermore, the ice water module includes an ice water heat pump unit, the evaporator side of the ice water heat pump unit is connected to the ice water tank, and the condensing side of the ice water heat pump unit is connected to the thermal energy water module through an intermediate water module.

[0010] Furthermore, the thermal water module includes a high-temperature water source heat pump unit, the condenser of the high-temperature water source heat pump unit outputs high-temperature water, and the condenser of the high-temperature water source heat pump unit is connected to the high-temperature thermal energy tank.

[0011] Furthermore, the temperature of the ice water does not exceed 4°C, the temperature of the intermediate water is 45-50°C, and the temperature of the high-temperature water is not lower than 92°C.

[0012] Furthermore, the intermediate water module includes but is not limited to a transmission pipe, one end of which is connected to the condensing side of the ice water heat pump unit, and the other end of which is connected to the evaporator of the high temperature water source heat pump unit.

[0013] The utility model provides an ice water heat recovery system through improvement, which has the following improvements and advantages compared with the prior art:

[0014] The ice water heat recovery system of the utility model transfers the intermediate water generated by the ice water heat pump unit in the process of preparing ice water from the intermediate water module to the thermal energy water module, and prepares high-temperature water, thereby not only completing the overall heat transfer, but also improving the low-grade thermal energy in the ice water module, thereby achieving the purpose of energy saving and carbon reduction. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0016] Figure 1 It is a system block diagram of the ice water heat recovery system of the utility model. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] It should be noted that, in the description of the present invention, the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0019] It should be noted that like reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined or described in one drawing, it will not require further detailed discussion and description in the description of the subsequent drawings.

[0020] refer to Figure 1 The present embodiment provides an ice water heat recovery system, which includes an ice water module, a thermal water module and an intermediate water module. The ice water module is used to prepare ice water, and the ice water module is connected to the ice water tank. The thermal water module is used to prepare high-temperature water, and the thermal water module is connected to the high-temperature thermal energy tank. The intermediate water module is used to prepare intermediate water, and the intermediate water module is used to connect the ice water module and the thermal water module.

[0021] In this embodiment, the ice water module includes an ice water heat pump unit, wherein the evaporator side of the ice water heat pump unit is connected to the ice water tank, and the condensing side of the ice water heat pump unit is connected to the thermal water module through the intermediate water module. Further, the thermal water module includes a high-temperature water source heat pump unit, wherein the condenser of the high-temperature water source heat pump unit outputs high-temperature water, and the condenser of the high-temperature water source heat pump unit is connected to the high-temperature thermal energy tank. Further, the intermediate water module includes but is not limited to a transmission pipe. Specifically, one end of the transmission pipe is connected to the condensing side of the ice water heat pump unit, and the other end of the transmission pipe is connected to the evaporator of the high-temperature water source heat pump unit.

[0022] In this embodiment, ice water is set inside the ice water tank, high temperature water is set inside the high temperature thermal energy tank, and the intermediate water is set on the transmission pipe. It is worth noting that the temperature of ice water does not exceed 4°C, the temperature of intermediate water is 45-50°C, and the temperature of high temperature water is not lower than 92°C. In other words,

[0023] The evaporator side of the chilled water heat pump unit directly prepares chilled water not exceeding 4°C and transfers it to the chilled water tank. At the same time, the condensing side of the chilled water heat pump unit produces intermediate water at 45-50°C, and the intermediate water is transferred to the high-temperature water source heat pump unit through the transmission pipe. At the same time, the high-temperature water source heat pump unit's condenser produces high-temperature hot water of no less than 92°C, which will be transferred to the high-temperature heat energy tank to complete the overall heat transfer. At the same time, the low-grade heat energy in the chilled water module can also be improved, thereby achieving the purpose of energy saving and carbon reduction.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An ice water heat recovery system, characterized in that: The recycling system comprises: An ice water module is used to prepare ice water and is connected to an ice water tank; Thermal water module, used to prepare high-temperature water and connected to the high-temperature thermal energy tank; The intermediate water module is used to prepare intermediate water and connect the ice water module and the thermal water module.

2. The ice water heat recovery system according to claim 1, characterized in that: The ice water is arranged inside the ice water tank, the high-temperature water is arranged inside the high-temperature thermal energy tank, and the intermediate water is arranged on the transmission pipe.

3. The ice water heat recovery system according to claim 1, characterized in that: The ice water module includes an ice water heat pump unit, the evaporator side of the ice water heat pump unit is connected to the ice water tank, and the condensation side of the ice water heat pump unit is connected to the thermal energy water module through an intermediate water module.

4. The ice water heat recovery system according to claim 1 or 3, characterized in that: The thermal water module includes a high-temperature water source heat pump unit, the condenser of the high-temperature water source heat pump unit outputs high-temperature water, and the condenser of the high-temperature water source heat pump unit is connected to a high-temperature thermal energy tank.

5. The ice water heat recovery system according to claim 1 or 2, characterized in that: The temperature of the ice water does not exceed 4°C, the temperature of the intermediate water is 45-50°C, and the temperature of the high-temperature water is not lower than 92°C.

6. The ice water heat recovery system according to claim 1 or 3, characterized in that: The intermediate water module includes but is not limited to a transmission pipe, one end of which is connected to the condensing side of the ice water heat pump unit, and the other end of which is connected to the evaporator of the high temperature water source heat pump unit.

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