CN207999969U - It is a kind of to be in direct contact evaporation heat pump system using waste heat - Google Patents
It is a kind of to be in direct contact evaporation heat pump system using waste heat Download PDFInfo
- Publication number
- CN207999969U CN207999969U CN201820257862.6U CN201820257862U CN207999969U CN 207999969 U CN207999969 U CN 207999969U CN 201820257862 U CN201820257862 U CN 201820257862U CN 207999969 U CN207999969 U CN 207999969U
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- direct contact
- fluid
- heat
- waste heat
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Abstract
The utility model is disclosed is in direct contact evaporation heat pump system, including compressor, heat storage tank, boiler, the condenser coil being placed in boiler, waste heat fluid coil pipe, the direct contact evapouration being placed in heat storage tank using waste heat;Compressor outlet is connect with condenser coil import, condenser coil outlet is connected by the cryogenic liquid inlet of heating power expansion valve and the working fluid of direct contact evapouration, and the cryogenic gas outlet of the working fluid of direct contact evapouration is connect with the entrance of compressor;Heat storage tank outlet is pumped through thermal storage fluid to be connect with the thermal storage fluid entrance of direct contact evapouration, and the thermal storage fluid outlet of direct contact evapouration is connect through thermal storage fluid shut-off valve with accumulation of heat tank inlet;Waste heat fluid coil inlet is connect through waste heat fluid shut-off valve and waste heat source outlet connection, outlet with waste heat source inlet.The utility model makes the thermal storage fluid to absorb heat by waste heat source come into full contact with working fluid to mix heat exchange, improves heat pump cycle performance.
Description
Technical field
The utility model is related to technical field of heat pumps, and in particular to a kind of to be in direct contact evaporation heat pump system using waste heat
System.
Background technology
In power generation, industrial production and daily life, there are many fluids that band has surplus heat to discard in vain, causes mass energy
Waste.And the working fluid of existing heat pump system, usually it is dividing wall type heat exchange between the medium of low-temperature heat source, evaporator passes
The hot temperature difference is big, and evaporating temperature is low, and heat transfer efficiency is low, and heat supply temperature is unable to meet demand.China faces coal and changes that electricity, coal changes now
Gas, it would be highly desirable to develop the heat pump system of clean and effective safety.
Utility model content
The purpose of this utility model is to be directed to technological deficiency existing in the prior art, provides a kind of technical field of heat pumps,
It is in direct contact evaporation heat pump system using waste heat, to further increase the thermal performance and heat supply temperature of heat pump system.
Technical solution is as follows used by realize the purpose of this utility model:
It is a kind of to be in direct contact evaporation heat pump system using waste heat, including compressor, heat storage tank, boiler, it is placed in hot water
Condenser coil in case, the waste heat fluid coil pipe being placed in heat storage tank and make storage in the working fluid and heat storage tank of compressor
Hot fluid is in direct contact the direct contact evapouration of heat exchange;The outlet of the compressor and the import of condenser coil connect,
The outlet of the condenser coil is connect by the cryogenic liquid inlet of heating power expansion valve and the working fluid of direct contact evapouration
Pipe connects, and the cryogenic gas outlet of the working fluid of the direct contact evapouration is connect with the entrance of compressor;The accumulation of heat
The outlet of case is pumped through thermal storage fluid and is connect with the thermal storage fluid entrance of direct contact evapouration, the storage of the direct contact evapouration
Hot fluid outlet ports are connected through the entrance of thermal storage fluid shut-off valve and heat storage tank;The entrance of the waste heat fluid coil pipe is through waste heat fluid
Outlet connection, the outlet of shut-off valve and waste heat source are connect with the entrance of waste heat source.
The hot water water surface that the condenser coil is immersed in the boiler is hereinafter, the waste heat fluid coil pipe is immersed in
Below the liquid level of thermal storage fluid in the heat storage tank.
The boiler connects supplying hot water shut-off valve.
The boiler connects moisturizing shut-off valve.
The moisturizing shut-off valve is by the floating ball automatic control switch in boiler.
The utility model using waste heat source make the thermal storage fluid of heat absorption enter in direct contact evapouration with heat pump cycle pass through
The low temperature working fluid for crossing reducing pressure by regulating flow formation is in direct contact and is sufficiently mixed heat exchange, reduces heat transfer temperature difference, increases heat transfer efficiency,
The evaporating temperature for improving heat pump cycle, reduces the pressure ratio of compressor, improves the performance of heat pump cycle.
Description of the drawings
Fig. 1 is the schematic diagram that is in direct contact evaporation heat pump system of the utility model using waste heat;
Specific implementation mode
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
It is shown in Figure 1, it is a kind of to be in direct contact evaporation heat pump system using waste heat, including:
Compressor 1, heat storage tank 2, waste heat fluid shut-off valve 3, thermal storage fluid pump 4, direct contact evapouration 5, thermal expansion
Valve 6, boiler 8, the condenser coil 9 being placed in boiler, thermal storage fluid shut-off valve 11, the waste heat fluid being placed in heat storage tank
Coil pipe 12;The outlet of the compressor 1 is connect with the import for the condenser coil 9 being placed in boiler 8, condenser coil 9
Outlet company is taken over by the cryogenic liquid inlet of heating power expansion valve 6 and the working fluid of the nearly bottom of direct contact evapouration 5
It connects, the cryogenic gas outlet of the working fluid at the top of the direct contact evapouration 5 is connect with the entrance of compressor 1;It is described
The outlet of heat storage tank 2 is connect with the entrance of thermal storage fluid pump 4, and thermal storage fluid pump 4 exports and positioned at direct contact evapouration 5
End through thermal storage fluid the thermal storage fluid outlet of the thermal storage fluid entrance connection at nearly top, the nearly bottom of direct contact evapouration 5
Valve 11 is connect with the entrance of heat storage tank 2, and the entrance of waste heat fluid coil pipe 12 connects through the outlet of waste heat fluid shut-off valve 3 and waste heat source
It connects, the outlet of waste heat fluid coil pipe 12 and the entrance of waste heat source connect.
Wherein, the working fluid by compressor 1 and the thermal storage fluid by thermal storage fluid pump 4 are fluid of the same race,
Two kinds of fluids come into full contact with mixing heat exchange in direct contact evapouration 5.
Specifically, the condenser coil 9 is immersed in the water surface of the hot water in boiler 8 hereinafter, the waste heat flux body disc
Pipe 12 is immersed in heat storage tank 2 below the fluid level of thermal storage fluid.
The boiler connection supplying hot water shut-off valve 7, for providing domestic hot-water.
Boiler connection moisturizing shut-off valve 10, the moisturizing shut-off valve 10 by the floating ball control in boiler 8 open with
It closes.
When the system is operated, start compressor 1 and thermal storage fluid pump 4, open thermal storage fluid shut-off valve 11, in heat storage tank 2
Entered in direct contact evapouration 5 by the thermal storage fluid that waste heat source is absorbed heat, the high temperature high pressure liquid that condenser coil 9 exports
The low-temperature working liquid formed after heating power expansion valve 6 enters direct contact evapouration 5, is come into full contact with the thermal storage fluid of entrance
Heat exchange is mixed, heat is absorbed, the working gas of evaporation is inhaled into compressor 1, and the hot water in boiler 8 is through supplying hot water shut-off valve
7 provide domestic hot-water.When the floating ball in boiler 8 is less than the setting water surface, 10 amount of makeup water of moisturizing shut-off valve is automatically opened.
The utility model using waste heat source make the thermal storage fluid of heat absorption enter in direct contact evapouration with heat pump cycle pass through
The low temperature working fluid for crossing reducing pressure by regulating flow formation is in direct contact and is sufficiently mixed heat exchange, reduces heat transfer temperature difference, increases heat transfer efficiency,
The evaporating temperature for improving heat pump cycle, reduces the pressure ratio of compressor, improves the performance of heat pump cycle.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (5)
1. a kind of being in direct contact evaporation heat pump system using waste heat, characterized in that including compressor, heat storage tank, boiler, set
In condenser coil, the waste heat fluid coil pipe that is placed in heat storage tank and the working fluid and heat storage tank for making compressor in boiler
Interior thermal storage fluid is in direct contact the direct contact evapouration of heat exchange;The outlet of the compressor and the import of condenser coil
Connection, the outlet of the condenser coil is entered by the cryogenic liquid of heating power expansion valve and the working fluid of direct contact evapouration
Mouth takes over connection, and the cryogenic gas outlet of the working fluid of the direct contact evapouration is connect with the entrance of compressor;It is described
The outlet of heat storage tank is pumped through thermal storage fluid and is connect with the thermal storage fluid entrance of direct contact evapouration, the direct contact evapouration
Thermal storage fluid outlet through the entrance of thermal storage fluid shut-off valve and heat storage tank connect;The entrance of the waste heat fluid coil pipe is through waste heat
Outlet connection, the outlet of fluid stop valve and waste heat source are connect with the entrance of waste heat source.
2. being in direct contact evaporation heat pump system using waste heat according to claim 1, characterized in that the condenser coil
The hot water water surface being immersed in the boiler is hereinafter, the waste heat fluid coil pipe is immersed in the thermal storage fluid in the heat storage tank
Liquid level below.
3. being in direct contact evaporation heat pump system using waste heat according to claim 1, characterized in that the boiler connection
Supplying hot water shut-off valve.
4. being in direct contact evaporation heat pump system using waste heat according to claim 1, characterized in that the boiler connection
Moisturizing shut-off valve.
5. being in direct contact evaporation heat pump system using waste heat according to claim 4, characterized in that the moisturizing shut-off valve
By the floating ball automatic control switch in boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257862.6U CN207999969U (en) | 2018-02-13 | 2018-02-13 | It is a kind of to be in direct contact evaporation heat pump system using waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257862.6U CN207999969U (en) | 2018-02-13 | 2018-02-13 | It is a kind of to be in direct contact evaporation heat pump system using waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207999969U true CN207999969U (en) | 2018-10-23 |
Family
ID=63837515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820257862.6U Expired - Fee Related CN207999969U (en) | 2018-02-13 | 2018-02-13 | It is a kind of to be in direct contact evaporation heat pump system using waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207999969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180675A (en) * | 2018-02-13 | 2018-06-19 | 天津商业大学 | It is a kind of to be in direct contact evaporation heat pump system using waste heat |
-
2018
- 2018-02-13 CN CN201820257862.6U patent/CN207999969U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180675A (en) * | 2018-02-13 | 2018-06-19 | 天津商业大学 | It is a kind of to be in direct contact evaporation heat pump system using waste heat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 Termination date: 20190213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |