KR20150087537A - Waste water and air mixed heat pump system - Google Patents

Waste water and air mixed heat pump system Download PDF

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Publication number
KR20150087537A
KR20150087537A KR1020140007617A KR20140007617A KR20150087537A KR 20150087537 A KR20150087537 A KR 20150087537A KR 1020140007617 A KR1020140007617 A KR 1020140007617A KR 20140007617 A KR20140007617 A KR 20140007617A KR 20150087537 A KR20150087537 A KR 20150087537A
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South Korea
Prior art keywords
air
refrigerant gas
wastewater
pipe
heat
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KR1020140007617A
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Korean (ko)
Inventor
박주철
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박주철
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Priority to KR1020140007617A priority Critical patent/KR20150087537A/en
Publication of KR20150087537A publication Critical patent/KR20150087537A/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B27/00Machines, plants or systems, using particular sources of energy
    • F25B27/02Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B30/00Heat pumps
    • F25B30/06Heat pumps characterised by the source of low potential heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B43/00Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/003Filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02Defrosting cycles

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The present invention relates to a method for recovering refrigerant gas, comprising: mixing indoor air at room temperature and wastewater in an evaporation chamber, then exchanging refrigerant gas and wastewater to maintain proper temperature of wastewater to prevent freezing, The present invention relates to a heat pump system in which wastewater and air are mixed to increase the efficiency of a compressor by raising the temperature of a refrigerant gas by heat exchange with indoor air or hot water.
The evaporator heat pump system in which the waste water and the air are mixed according to the present invention comprises an air supply pipe for supplying air at room temperature from which foreign substances have been removed by a filter for removing foreign substances mixed in the air, An air discharge pipe for discharging the air at room temperature by the operation of the ring blower and an evaporation chamber for mixing the air discharged from the air discharge pipe with the wastewater and discharging the wastewater mixed with the air at room temperature by zigzag, A refrigerant gas pipe fixedly installed at one side of the evaporation chamber for supplying and discharging the refrigerant gas and a circulation pipe for circulating the refrigerant gas in the evaporation chamber to exchange heat with the waste water mixed with the air at room temperature, The evaporator heat pump system being fixedly installed on a refrigerant gas pipe and being heat exchanged inside the evaporator chamber By exchange of the refrigerant gas discharged with the air or sangonsu of the indoor heat it characterized in that it further comprises a heat exchanger to raise the temperature of the refrigerant gas.

Figure P1020140007617

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a heat pump system,

The present invention relates to a heat pump system in which wastewater and air are mixed. More particularly, the present invention relates to a heat pump system in which air and room water at room temperature are mixed in an evaporation chamber and then the refrigerant gas and wastewater are heat- And a heat pump system in which wastewater and air are mixed to increase the efficiency of the compressor by raising the temperature of the refrigerant gas by exchanging the refrigerant gas, which is heat exchanged with the waste water, will be.

Generally, wastewater is generated from industrial wastewater generated from the daily life of each household, and industrial wastewater is generated in the production and manufacturing process of the product at the workplace such as factories. Since liquid or solid waste is mixed in water, It means polluted water.

Since such wastewater contains a large amount of harmful substances and is a major cause of water pollution, there is a problem that the wastewater must be purified before it is discharged to a sewer or a river from a livestock farm, a foodservice business, or a factory.

In order to solve such a problem, conventionally, steam or hot water circulating boiler is used to evaporate wastewater. However, since the method of heating the wastewater using the boiler is a heating method, not only a large amount of management cost is consumed but also various kinds of harmful substances mixed in the wastewater easily corrode the pipe pipe or the scale is gradually accumulated in the pipe pipe, There arises a problem that the apparatus becomes unusable.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a method and a device for preventing the freezing of water by maintaining the proper temperature of the wastewater by heat exchange between the refrigerant gas and the wastewater after mixing room air at room temperature and wastewater in the evaporation chamber, And to provide a heat pump system in which wastewater and air are mixed to increase the efficiency of the compressor by raising the temperature of the refrigerant gas by heat exchange with the air in the room or room temperature again.

The object of the present invention can be achieved by an air supply pipe for supplying air at room temperature at which foreign matter is removed by a filter for removing foreign matter mixed in air, a ring blower for sucking and discharging the air supplied to the air supply pipe, An evaporation chamber for discharging the wastewater mixed with air at room temperature by zigzag and mixing the wastewater with air at room temperature discharged from the air discharge pipe, A refrigerant gas pipe fixedly installed at one side of the chamber for supplying and discharging the refrigerant gas and a circulation tube for circulating the refrigerant gas in the evaporation chamber to exchange heat with wastewater mixed with air at room temperature, An evaporator heat pump system, comprising: an evaporator heat pump system fixedly installed on the refrigerant gas pipe, Is by heat exchange with the air in the room or sangonsu the refrigerant gas discharged is achieved by the waste water and an evaporator heat pump system of the air mixture, it characterized in that it further comprises a heat exchanger to raise the temperature of the refrigerant gas to provide.

According to a preferred aspect of the present invention, the heat exchanger includes an inlet pipe for introducing air or room-temperature water into the room so that the temperature of the refrigerant gas discharged from the evaporator is increased, and a heat exchanger installed in communication with the inlet pipe, And a discharge pipe for discharging air or room-temperature water to the outside is connected.

According to a preferred embodiment of the present invention, in the heat pump system in which wastewater and air are mixed, wastewater and air at room temperature are mixed in the evaporation chamber to heat-exchange wastewater and refrigerant gas while maintaining an appropriate temperature of the wastewater. And the heat exchanged with the waste water is heat-exchanged with the air or the hot water in the room again so that the amount of the refrigerant gas transferred to the compressor The temperature rises to prevent the freezing of the refrigerant gas, and the efficiency of the compressor is increased.

In addition, since the structure is simple, the manufacturing cost is low, and the maintenance and management cost is low, it is economical.

1 is a schematic view of a heat pump system in which waste water and air are mixed according to an embodiment of the present invention;
FIG. 2 is a view illustrating a state of use of a heat pump system in which wastewater and air are mixed according to an embodiment of the present invention. FIG.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be described in detail so that those skilled in the art can easily carry out the present invention , And this does not mean that the technical idea and scope of the present invention are limited.

A heat pump system 1 in which wastewater and air are mixed according to a preferred embodiment of the present invention includes an air supply pipe 10 for supplying air at room temperature from which foreign substances are removed by a filter for removing foreign substances mixed in air, A ring blower 20 for sucking and discharging the air supplied to the air supply pipe 10, an air discharge pipe 30 for discharging air at room temperature by operation of the ring blower 20, (40) that mixes the air at room temperature with the wastewater and discharges the wastewater mixed with air at room temperature by zigzag and discharges the wastewater to the outside; A refrigerant gas pipe 50 and a circulation pipe 60 for circulating a refrigerant gas in the evaporation chamber 40 and exchanging heat with wastewater mixed with air at room temperature, , Refrigerant And a heat exchanger (70) fixedly installed on the gas pipe (50) to heat the refrigerant gas, which is heat exchanged in the evaporation chamber (40) and discharged, with the room air or hot water to raise the temperature of the refrigerant gas .

Hereinafter, the constituent members of the heat pump system 1 in which the waste water and the air are mixed according to the preferred embodiment of the present invention and the connection relation thereof will be described with reference to FIG.

Here, the air supply pipe 10 serves as a passage through which ambient air can be introduced by the operation of the ring blower 20 to be described later, and is made of a metallic material so as to have excellent durability and heat resistance.

In the air supply pipe 10, a filter 11 is fixedly installed to pre-treat foreign substances mixed into the air at room temperature to introduce the filtered air. At this time, the filtered air at room temperature preferably has a heat source of 15 ° C or higher Do.

The ring blower 20 is connected to the air supply pipe 10 and sucks air at room temperature through the air supply pipe 10. The ring blower 20 generates a suction force so that the air is blown from the air supply pipe 10 The ring blower 20 serves to blow air at room temperature after sucking the supplied air at room temperature into the air discharge pipe 30 to be described later. The same description will be omitted for the sake of simplification of the description.

And an air discharge pipe 30 connected to the ring blower 20 and discharging the normal temperature air introduced from the air supply pipe 10 into the evaporation chamber 40 to be described later, The air discharge pipe 30 is disposed above and below the evaporation chamber 40 to be described later so as to inject air into the evaporation chamber 40. The air discharge pipe 30 has excellent durability and heat resistance .

More specifically, the air discharge pipe 30 injects air at a temperature of 15 ° C or higher into the evaporation chamber 40, which will be described later, to mix the waste water with air at normal temperature, and moves the waste water in a zigzag manner. That is, when air having a normal temperature of 15 ° C or higher is injected into the evaporation chamber 40, air is mixed with the waste water supplied from the outside into the evaporation chamber 40 to form air bubbles, thereby preventing freezing.

The air injected by the air discharge pipe 30 is injected into the evaporation chamber 40. The evaporation chamber 40 injects air by the air discharge pipe 30 and mixes the air with the wastewater, A waste water supply pipe 41 for supplying wastewater flowing from the outside to the upper part in a cylindrical shape made of a metal material is provided and a plurality of the waste water supply pipes 41 are formed on the upper and lower sides, And a wastewater discharge pipe 43 for discharging wastewater moved in zigzag by the partition wall 42 to the outside is provided, and on one side thereof, And a closure cap 44 for sealing the refrigerant gas injected into the circulation pipe 70 so as not to leak.

A refrigerant gas pipe 50 is provided on the upper and lower sides of the finishing cap 44 of the evaporation chamber 40. The refrigerant gas pipe 50 supplies refrigerant gas to the circulation pipe 60 to be described later At the same time, it is used as a metal material with excellent durability and heat resistance.

And a plurality of circulation pipes 60 fixedly installed through the side wall of the evaporation chamber 40. The circulation pipe 60 receives the refrigerant gas from the refrigerant gas pipe 50, And circulates in an evaporation chamber to exchange heat with the wastewater mixed with the air moving in a zigzag manner in the evaporation chamber 40 to evaporate.

A heat exchanger 70 is fixedly installed on the refrigerant gas pipe 50. The heat exchanger 70 exchanges heat with the waste water in the evaporation chamber 40 to transfer the refrigerant gas, Exchanges heat with hot and cold water to raise the temperature of the refrigerant gas so that the refrigerant gas does not freeze, and protects the compressor from being overloaded.

The heat exchanger 70 is provided with an inlet pipe 71 for introducing air or room-temperature water into the room so that the temperature of the refrigerant gas is increased, an indoor heat exchanger 70 installed to communicate with the inlet pipe 71, A discharge pipe 72 for discharging air or hot water to the outside is connected. At this time, it is preferable that the above-mentioned inflow pipe 71 and the discharge pipe 72 are inflowed with air or hot water of the room by a device such as the ring blower 20 described above.

Hereinafter, the overall operation of the heat pump system 1 in which the waste water and the air are mixed according to a preferred embodiment of the present invention will be described with reference to FIG.

First, when the ring blower 20 is operated, a suction force is generated to remove dust or foreign substances contained in the air at room temperature by the filter 11, and the air is blown through the air supply pipe 10 to the ring blower 20 ).

Then, the air at room temperature is moved through the air discharge pipe 30 connected to the ring blower 20, and air at room temperature is injected into the evaporation chamber 40.

The wastewater flows in a zigzag direction by the partition wall 42 formed at the upper and lower sides of the inside of the evaporation chamber 40. The circulation pipe 60 for injecting the refrigerant gas through the refrigerant gas pipe 50 ), The waste water mixed with the air and the refrigerant gas are heat-exchanged, and then the waste water is discharged to the waste water discharge pipe 43, and the refrigerant gas is transferred to the compressor.

At this time, the indoor air or hot water is supplied to the inflow pipe (71) of the heat exchanger (70) through the refrigerant gas pipe (50) so that the refrigerant gas transferred to the compressor is not frozen and heat exchanged with the refrigerant gas, And the air or hot water in the room heat exchanged with the refrigerant gas moves to the discharge pipe 72 of the heat exchanger 70 and is discharged.

Therefore, by mixing the wastewater with air at room temperature in the evaporation chamber 40, the wastewater is heat-exchanged with the refrigerant gas while maintaining the proper temperature of the wastewater, and by evaporating the pure liquid constituting the majority of the wastewater in the air, And the refrigerant gas heat exchanged with the wastewater is heat-exchanged with the room air or the room temperature again to raise the temperature of the refrigerant gas delivered to the compressor, thereby preventing freezing of the refrigerant gas and increasing the efficiency of the compressor .

1: Heat pump system
10: air supply pipe
20: ring blower
30: air discharge pipe
40: Evaporation chamber
50: Refrigerant gas pipe
60: Circulation tube
70: Heat exchanger

Claims (2)

A ring blower for sucking and discharging the air supplied to the air supply pipe; and a blower for blowing air at room temperature An air discharge pipe for discharging the air, an evaporation chamber for mixing the room temperature air discharged from the air discharge pipe with the wastewater and discharging the wastewater mixed with the air at room temperature zigzag to the outside and discharging the waste water to the outside, The evaporator heat pump system according to claim 1, wherein the evaporator heat pump system comprises: a refrigerant gas pipe for supplying and discharging a refrigerant gas; and a circulation pipe for circulating a refrigerant gas in the evaporation chamber to exchange heat with wastewater mixed with air at room temperature,
Further comprising a heat exchanger fixedly installed on the refrigerant gas pipe to heat the refrigerant gas, which is heat-exchanged and discharged from the evaporation chamber, with air or hot water in the room to raise the temperature of the refrigerant gas. Evaporator heat pump system with air mixing.
The method according to claim 1,
Wherein the heat exchanger includes an inlet pipe for introducing indoor air or hot and cold water so as to increase the temperature of the refrigerant gas discharged from the evaporator, And a discharge pipe for discharging the waste water to the evaporator is connected to the evaporator.
KR1020140007617A 2014-01-22 2014-01-22 Waste water and air mixed heat pump system KR20150087537A (en)

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KR1020140007617A KR20150087537A (en) 2014-01-22 2014-01-22 Waste water and air mixed heat pump system

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KR1020140007617A KR20150087537A (en) 2014-01-22 2014-01-22 Waste water and air mixed heat pump system

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KR20150087537A true KR20150087537A (en) 2015-07-30

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106049507A (en) * 2016-07-15 2016-10-26 山东省鲁南地质工程勘察院 Ground source well heat exchanger integrating ground temperature monitoring function and construction method of ground source well heat exchanger
CN107504723A (en) * 2017-09-18 2017-12-22 哈尔滨工业大学 A kind of sewage source heat pump good antiscale property sewage phase change heat exchange device
CN112963988A (en) * 2021-02-23 2021-06-15 杨奉辛 Intelligent sewage source heat pump system utilizing waste water

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106049507A (en) * 2016-07-15 2016-10-26 山东省鲁南地质工程勘察院 Ground source well heat exchanger integrating ground temperature monitoring function and construction method of ground source well heat exchanger
CN107504723A (en) * 2017-09-18 2017-12-22 哈尔滨工业大学 A kind of sewage source heat pump good antiscale property sewage phase change heat exchange device
CN112963988A (en) * 2021-02-23 2021-06-15 杨奉辛 Intelligent sewage source heat pump system utilizing waste water

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