CN206001746U - A kind of heat source tower heat pump device for realizing solution regeneration - Google Patents
A kind of heat source tower heat pump device for realizing solution regeneration Download PDFInfo
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- CN206001746U CN206001746U CN201621014877.7U CN201621014877U CN206001746U CN 206001746 U CN206001746 U CN 206001746U CN 201621014877 U CN201621014877 U CN 201621014877U CN 206001746 U CN206001746 U CN 206001746U
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- solution
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- source tower
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Abstract
A kind of heat source tower heat pump device for realizing solution regeneration of the present utility model, including heat pump cycle loop, solution circulation loop, hot water circulation loop, solution concentration control device.Heat pump cycle loop includes compressor, condenser, throttling arrangement, evaporimeter and its relevant connection pipeline；Solution circulation loop includes solution pump, solution density sensor, solution heat exchanger, heat source tower, condenser and its relevant connection pipeline；Hot water circulation loop includes heat-exchanger pump, electronic regulated valve, solution heat exchanger, condenser and its relevant connection pipeline；Solution concentration control device includes solution density sensor, aerial temperature and humidity sensor, controller, electric control valve.The beneficial effects of the utility model are:Using heat pump condensation heat as regeneration thermal source, heat user demand is met under various circumstances while realizing heat source tower solution self-regeneration to ensure heat source tower heat pump safe and reliable operation.
Description
Technical field
The utility model is related to a kind of heat source tower heat pump device for realizing solution regeneration.
Background technology
Heat source tower heat pump is a kind of new cold heat source plan, and in cooling in summer, heat source tower does the use of conventional chilling tower, protects
Hold the higher refrigerating efficiency of water cooled chiller；When heating in the winter time, solution in heat source tower with air heat-exchange, extract in the air
Low grade heat energy, by source pump to indoor heating.Compared with air source heat pump, heat source tower heat pump winter operation is avoided
Frosting problem, has higher operational efficiency in summer.Compared with water/ground source heat pump, heat source tower heat pump has using flexibly, does not receive
The advantages of geographical conditions are limited, with preferable application prospect.But heat source tower heat pump heating condition operation in the winter time, works as air
When middle partial pressure of water vapor is more than solution surface partial pressure of water vapor, the water vapour of in the air is will go in solution, makes solution
Concentration thinning, freezing point of solution rises, and solution has the danger freezed.For ensureing heat source tower heat pump safe and reliable operation, need
Concentrating regenerative is carried out to thinning solution.
The utility model proposes a kind of heat source tower heat pump device for realizing solution regeneration for the problems referred to above, using heat pump
Condensation heat meets heat user demand while realizing heat source tower solution self-regeneration under various circumstances as regeneration thermal source, it is ensured that
Heat source tower heat pump safe and reliable operation.
Utility model content
For solving above technical deficiency, the utility model provides a kind of heat source tower heat pump dress for realizing solution regeneration
Put.
The utility model is realized by following measures：
The heat source tower heat pump device for realizing solution regeneration of the present utility model, including evaporimeter, compressor, condenser, molten
Liquid heat exchanger, heat source tower and heat source tower/regenerator；The solution output end connection evaporimeter of heat source tower and heat source tower/regenerator
Solution input, the solution output end connection solution input of solution heat exchanger of evaporimeter and the solution input of heat source tower,
The solution input of the solution output end connection heat source tower/regenerator of solution heat exchanger；
The output of condenser of evaporimeter and cold-producing medium input connect the cold-producing medium input of condenser and cryogen respectively
Output end, the output end of hot water of condenser and hot water input are connected to hot water feeding pipe and hot water return pipe, and hot water is supplied
Water pipe and hot water return pipe are connected with the output end of hot water of solution heat exchanger and hot water input respectively；The cold-producing medium of evaporimeter
Compressor, the cold-producing medium input of evaporimeter is provided with connecting line between the cold-producing medium input of output end and condenser
Throttling arrangement is provided with connecting line and the output of condenser of condenser between, with output end of hot water and the solution at hot family
Electronic regulated valve is provided with connecting line between the hot water input of heat exchanger, and the solution input of solution heat exchanger is arranged
Solution density sensor, the air inflow aperture of heat source tower/regenerator and air outflow port is had to be provided with aerial temperature and humidity sensing
Device, the aerial temperature and humidity sensor, solution density sensor and electronic regulated valve are connected with controller.
Between the solution input of above-mentioned evaporimeter and heat source tower solution output end and evaporimeter solution input with
Solution pump is provided with connecting line between heat source tower/regenerator solution output end, on the hot water feeding pipe, is provided with heat
Water pump.
The beneficial effects of the utility model are：1. the heat source tower heat pump device that can achieve solution regeneration adopts heat pump condensation heat
As regeneration thermal source, it is to avoid waste high-grade energy using electrical heating.
2. solution regeneration is realized in itself using heat source tower/regenerator, it is to avoid extra regenerative device of solution is set, is being met
Heat user heat demand realizes solution self-regeneration in heat source tower/regenerator simultaneously, need not arrange the special dress of solution regeneration
Put.
3., using heat pump condensation heat as regeneration thermal source, air is imported and exported by measuring solution density, heat source tower/regenerator
Temperature and humidity, data are reached controller for judging the open degree of electronic regulated valve, to ensure solution amount of regeneration, maintain
Freezing point of solution is stable, makes the continuous reliability service of heat source tower heat pump.
Description of the drawings
Fig. 1 is structure connection diagram of the present utility model.
Wherein：1st, compressor；2nd, condenser；2a, the cold-producing medium input of condenser；2b, the cold-producing medium output of condenser
End；2c, the hot water input of condenser；2d, the output end of hot water of condenser；3rd, throttling arrangement；4th, evaporimeter；4a, evaporimeter
Cold-producing medium input；4b, the output of condenser of evaporimeter；4c, the solution input of evaporimeter；4d, the solution of evaporimeter
Output end；5th, heat-exchanger pump；6th, solution pump；7 heat source towers, 8 heat source towers/regenerator；9th, solution heat exchanger；9a, solution heat exchanger
Solution input；9b, the solution output end of solution heat exchanger；9c, the hot water input of solution heat exchanger；9d, solution heat exchanger
Output end of hot water；10th, solution density sensor；11 heat source towers/regenerator inlet air temperature sensor, 12 heat source towers/again
Raw tower outlet air temperature sensor；13rd, controller；14th, electronic regulated valve.
Specific embodiment
Below in conjunction with the accompanying drawings further detailed description is done to the utility model：
As shown in figure 1, a kind of heat source tower heat pump device for realizing solution regeneration of the present utility model, returns including heat pump cycle
Road, solution circulation loop, hot water circulation loop, solution concentration control device：
Heat pump cycle loop includes compressor 1, condenser 2, throttling arrangement 3, evaporimeter 4 and its relevant connection pipeline：Pressure
The cold-producing medium input 2a of the output end connection condenser 2 of contracting machine 1, the output of condenser 2b connection throttling arrangement 3 of condenser 2
Input, throttling arrangement 3 output end connection evaporimeter 4 cold-producing medium input 4a, output of condenser 4b of evaporimeter 4
The input of connection compressor 1, condenser 2 are also the component parts of hot water circulation loop, and evaporimeter 4 is also solution circulation loop
Component parts；
Solution circulation loop include solution pump 6, solution density sensor 10, solution heat exchanger 9, heat source tower 7, heat source tower/
Regenerator 8, condenser 2 and its relevant connection pipeline：The output end of solution pump 6 is connected to the solution input 4c of evaporimeter 4, steams
The input of the output end 4d connection solution density sensor 10 of device 4 is sent out, the output end of solution density sensor 10 divides two-way, one
The solution input 9a of road connection solution heat exchanger 9, the input of the solution output end 9b connection heat source tower 7 of solution heat exchanger 9；
Another road connects the input of heat source tower/regenerator 8, the output end of heat source tower 7 and the output end of heat source tower/regenerator 8 converge
The input for being connected to solution pump 6 is closed, evaporimeter 4 is also the component parts in heat pump cycle loop, solution density sensor 10
It is the component parts of solution concentration control device；
Hot water circulation loop includes heat-exchanger pump 5, electric control valve 14, solution heat exchanger 9, condenser 2 and its relevant connection
Pipeline：The output end connection hot water feeding pipe of heat-exchanger pump 5, props up for backwater hot water is drawn at heat source tower position close together
Pipe, hot water water supply arm output end connect 14 input of electric control valve, and 14 output end of electric control valve connects solution heat exchanger 9
Hot water input 9c, solution heat exchanger 9 output end of hot water 9d connection hot-water return branch pipe input, hot-water return branch pipe
Connection hot water return pipe, hot water return pipe output end connect the hot water input 2c of condenser 2, the output end of hot water of condenser 2
The input of 2d connection heat-exchanger pump 5, the condenser 2 is also the component parts for constituting heat pump cycle loop, solution heat exchanger 9
It is the component parts for constituting solution circulation loop, electric control valve 14 is also the component parts for constituting solution concentration control device；
Solution concentration control device includes solution density sensor 10, heat source tower/regenerator inlet air temperature sensor
11st, heat source tower/regenerator outlet air temperature sensor 12, controller 13, electric control valve 14 and its peer link circuit：Molten
The signal output part of liquid density sensor 10, heat source tower/regenerator inlet air temperature sensor 11 and heat source tower/regenerator go out
The signal output part of mouth air temperature sensor 12 is connected to the signal input part of controller 13, the signal output part of controller 13
The signal input part of electric control valve 14 is connected to, solution density sensor 10 is also the constituting portion for constituting solution circulation loop
Part, electric control valve 14 are also the component parts for constituting hot water circulation loop.
A kind of operation principle of the heat source tower heat pump device for realizing solution regeneration of the utility model：
Aerial temperature and humidity sensor 11,12 real-time detections go out the import and export air themperature of heat source tower/regenerator and relatively wet
Controller 13 is spent and is sent to, 10 real-time detection of solution density sensor goes out the density of solution and controller 13 is sent to, control
Device 13 is calculated according to the density of solution and the temperature of air and relative humidity, judges that solution is in heat source tower/regenerator 8
No in sucting wet state, if it is, judge that measurement solution density value is less than setting value, if measurement solution density value is less than setting
Be worth, then unlatching electronic regulated valve 14, and the open degree of the size adjustment electronic regulated valve 14 of setting value is less than according to solution density,
In heat source tower/regenerator 8, solution is in reproduced state, and solution density is raised, and freezing point reduces；When solution density is higher than setting value one
When determining scope, then close electronic regulated valve 14；If not, the moisture of in the air is introduced into solution in heat source tower/regenerator 8
In, it is not turned on electronic regulated valve 14.
During the utility model winter operation, under different outdoor environmental conditions, motion time is both of which.
Heating operation mode one：When relative air humidity is less, the steam partial pressure of in the air is less than or equal to solution
During the steam partial pressure of surface, the moisture in solution enters in the air.Enter tower air and go out by gathering heat source tower/regenerator
The temperature and relative humidity of tower air, the controller 13 of solution concentration control device can be calculated discrepancy tower air humidity content and be less than
Or it is equal to out tower air themperature water capacity.Now, in heat source tower 7 and heat source tower/regenerator 8 moisture of in the air be introduced into molten
In liquid, electronic regulated valve 14 therefore need not be opened.Compressor 1 exports cold-producing medium and enters 2 cold-producing medium input of condenser, condenser
In 2, cold-producing medium is condensed into liquid and discharges condenser heat.Refrigerant liquid enters the input of 4 cold-producing medium of evaporimeter through choke valve 3
End, in evaporimeter 4, cold-producing medium is changed into gas with cryogenic fluid heat exchange explosive evaporation, enters compressor 1 afterwards, enters next system
Refrigerant cycle.After hot water is heated up by refrigerant heat in condenser 2,2 output end of hot water of condensed device enters heat-exchanger pump 5, heat
Water enters hot water feeding pipe through heat-exchanger pump 5.Now electronic regulated valve 14 is closed, and whole hot water are provided needed for heat user
Heat.Then, hot water enters 2 hot water input of condenser by hot water return pipe, enters condenser 2 and refrigerant heat exchanger, enters
Next hot water circuit.Solution enters 4 solution input of evaporimeter through solution pump 6, and in evaporimeter 4, solution releases heat, makees
Low level heat energy for heat pump.Afterwards, solution is flowed out through 4 solution output end of evaporimeter, enters solution density sensor 10.Solution is close
Degree has one-to-one functional relation with freezing point of solution, and solution concentration control device ensures solution ice by monitoring solution concentration
Point is in safe range, it is ensured that the safe operation of heat source tower heat pump.Solution flows out solution density sensor 10 and is divided into two-way, a road
Solution is directly entered heat source tower 7 and air heat-exchange；Another road enters the solution input 9a of solution heat exchanger, now electrical adjustment
Valve 14 cuts out, and solution is not heated in solution heat exchanger 9, enters heat source tower/regenerator 8 and air heat-exchange afterwards.Two-way solution
In heat source tower 7 and the outlet mixing of heat source tower/regenerator 8, solution pump 6 is entered, enter next solution circulation.
Heating operation mode two；When relative air humidity is larger, the steam partial pressure of in the air is more than solution surface water
During vapor pressure, the water vapour of in the air is entered in solution.Tower air is entered by collection heat source tower/regenerator and goes out tower sky
The temperature and relative humidity of gas, can be calculated 8 inlet air water capacity of heat source tower/regenerator more than outlet air temperature containing wet
Amount.In heat source tower 7 and heat source tower/regenerator 8, solution concentration reduces, and freezing point is raised, and there is the danger that freezes.When solution concentration is low
When setting value, solution concentration control device opens electronic regulated valve 14, to provide solution regeneration institute calorific requirement.Now, solution
The size that the controller 13 of concentration control apparatus is deviateed with setting normal value by the solution concentration of computation and measurement is to adjust electronics
The open degree of regulating valve 14.Electronic regulated valve 14 controls the flow of hot water to ensure required reactivation heat when regenerating of solution, adjusts
The regeneration rate of solution.When solution density is higher than solution density normal value certain limit is set, you can close electronic regulated valve
14.Make, in scope of the solution concentration in setting, to maintain stablizing for freezing point of solution by above-mentioned control method, it is ensured that heat source tower heat
The continuous reliability service of pump.Compressor 1 exports cold-producing medium and enters 2 cold-producing medium input of condenser, and in condenser 2, cold-producing medium is condensed
For liquid and discharge condenser heat.Refrigerant liquid enters 4 cold-producing medium input of evaporimeter through choke valve 3, freezes in evaporimeter 4
Agent is changed into gas with cryogenic fluid heat exchange explosive evaporation, enters compressor 1 afterwards, enters next refrigerant circulation.Hot water exists
After being heated up by refrigerant heat in condenser 2,2 output end of hot water of condensed device enters heat-exchanger pump 5, and hot water is entered through heat-exchanger pump 5
Hot water feeding pipe.Now electronic regulated valve 14 is in opening, and small part hot water enters hot water water supply arm, through electrical adjustment
Valve 14 enters 9 hot water input of solution heat exchanger.In solution heat exchanger 9, hot water regenerates institute with solution heat exchange to provide solution
Calorific requirement.Afterwards, hot water is flowed out in 9 output end of hot water of solution heat exchanger, enters hot-water return branch pipe.Then, hot water return pipe
2 hot water input of condenser is mixed into hot water in hot-water return branch pipe, condenser 2 and refrigerant heat exchanger is entered, under entrance
One hot water circuit.Solution enters 4 solution input of evaporimeter through solution pump 6, and in evaporimeter 4, solution releases heat, as
The low level heat energy of heat pump.Afterwards, solution is flowed out through 4 solution output end of evaporimeter, enters solution density sensor 10.Solution flows out
Solution density sensor 10 is divided into two-way, and a road solution is directly entered heat source tower 7 and air heat-exchange, and relative air humidity is larger,
When the steam partial pressure of in the air is more than solution surface steam partial pressure, the water vapour of in the air is entered in solution, heat
Solution in source tower 7 is in sucting wet state；Another road enters the solution input 9a of solution heat exchanger, now electronic regulated valve 14
Open, in solution heat exchanger 9, solution is heated up by hot water heating.Solution enters heat source tower/regenerator after leaving solution heat exchanger 9
9.Now, solution is heated up through solution heat exchanger, and solution surface steam partial pressure is more than the steam partial pressure of in the air, solution
In moisture enter in the air, the solution in heat source tower/regenerator 8 be in reproduced state.Solution concentration control device passes through
The open degree of control electronic regulated valve 14 is adjusting the regeneration rate of solution, it is ensured that in heat source tower/regenerator 8, moisture leaves solution
Speed enter the speed of solution more than or equal to moisture in heat source tower 7, to maintain solution concentration in safe range.Afterwards,
Two-way solution enters solution pump 6 in heat source tower 7 and the outlet mixing of heat source tower/regenerator 8, enters next solution circulation.Full
Sufficient heat user demand realizes heat source tower solution self-regeneration simultaneously, it is ensured that heat source tower heat pump safe and reliable operation.
The above is only the preferred embodiment of this patent, it is noted that for the ordinary skill people of the art
For member, on the premise of without departing from the art of this patent principle, some improvement and replacement can also be made, these improve and replace
Also the protection domain of this patent should be regarded as.
Claims (2)
1. a kind of realize solution regeneration heat source tower heat pump device, it is characterised in that：Including evaporimeter, compressor, condenser, molten
Liquid heat exchanger, heat source tower and heat source tower/regenerator；The solution output end connection evaporimeter of heat source tower and heat source tower/regenerator
Solution input, the solution output end connection solution input of solution heat exchanger of evaporimeter and the solution input of heat source tower,
The solution input of the solution output end connection heat source tower/regenerator of solution heat exchanger；
The output of condenser of evaporimeter and cold-producing medium input connect the cold-producing medium input of condenser and cryogen output respectively
End, the output end of hot water of condenser and hot water input are connected to hot water feeding pipe and hot water return pipe, hot water feeding pipe
It is connected with the output end of hot water of solution heat exchanger and hot water input with hot water return pipe respectively；The cold-producing medium output of evaporimeter
Be provided with compressor on connecting line between end and the cold-producing medium input of condenser, the cold-producing medium input of evaporimeter with cold
Throttling arrangement is provided with connecting line between the output of condenser of condenser, with output end of hot water and the solution heat exchange at hot family
It is provided with electronic regulated valve on connecting line between the hot water input of device, the solution input of solution heat exchanger is provided with molten
Liquid density sensor, the air inflow aperture of heat source tower/regenerator and air outflow port are provided with aerial temperature and humidity sensor, institute
State aerial temperature and humidity sensor, solution density sensor and electronic regulated valve and be connected with controller.
2. the heat source tower heat pump device of solution regeneration is realized according to claim 1, it is characterised in that：The evaporimeter molten
Between liquid input and heat source tower solution output end and evaporimeter solution input and heat source tower/regenerator solution output end
Between connecting line on be provided with solution pump, be provided with heat-exchanger pump on the hot water feeding pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621014877.7U CN206001746U (en) | 2016-08-31 | 2016-08-31 | A kind of heat source tower heat pump device for realizing solution regeneration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621014877.7U CN206001746U (en) | 2016-08-31 | 2016-08-31 | A kind of heat source tower heat pump device for realizing solution regeneration |
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| CN206001746U true CN206001746U (en) | 2017-03-08 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989540A (en) * | 2017-05-11 | 2017-07-28 | 南京工程学院 | Two-shipper heat source tower heat pump and solution regeneration method with solution regeneration function |
| CN108721924A (en) * | 2018-08-01 | 2018-11-02 | 湖南东尤水汽能热泵制造有限公司 | A kind of steam energy latent heat feedback solution concentration systems |
| CN109059142A (en) * | 2018-06-19 | 2018-12-21 | 浙江理工大学 | Heat source tower multi-online air-conditioning system device and method |
| CN110878974A (en) * | 2019-11-29 | 2020-03-13 | 北京金茂绿建科技有限公司 | Heat source tower system control method |
| CN112283824A (en) * | 2020-09-29 | 2021-01-29 | 北京金茂绿建科技有限公司 | Heat source tower device |
| CN114216213A (en) * | 2021-12-10 | 2022-03-22 | 珠海格力电器股份有限公司 | Defrosting control method of air conditioner and air conditioner |
| CN112283824B (en) * | 2020-09-29 | 2024-10-25 | 北京金茂绿建科技有限公司 | Heat source tower device |
-
2016
- 2016-08-31 CN CN201621014877.7U patent/CN206001746U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989540A (en) * | 2017-05-11 | 2017-07-28 | 南京工程学院 | Two-shipper heat source tower heat pump and solution regeneration method with solution regeneration function |
| CN106989540B (en) * | 2017-05-11 | 2023-06-30 | 南京工程学院 | Dual-machine heat source tower heat pump system with solution regeneration function and solution regeneration method |
| CN109059142A (en) * | 2018-06-19 | 2018-12-21 | 浙江理工大学 | Heat source tower multi-online air-conditioning system device and method |
| CN108721924A (en) * | 2018-08-01 | 2018-11-02 | 湖南东尤水汽能热泵制造有限公司 | A kind of steam energy latent heat feedback solution concentration systems |
| CN108721924B (en) * | 2018-08-01 | 2024-02-27 | 湖南东尤水汽能热泵制造有限公司 | Water vapor energy latent heat feedback solution concentration system |
| CN110878974A (en) * | 2019-11-29 | 2020-03-13 | 北京金茂绿建科技有限公司 | Heat source tower system control method |
| CN110878974B (en) * | 2019-11-29 | 2022-01-07 | 北京金茂绿建科技有限公司 | Heat source tower system control method |
| CN112283824A (en) * | 2020-09-29 | 2021-01-29 | 北京金茂绿建科技有限公司 | Heat source tower device |
| CN112283824B (en) * | 2020-09-29 | 2024-10-25 | 北京金茂绿建科技有限公司 | Heat source tower device |
| CN114216213A (en) * | 2021-12-10 | 2022-03-22 | 珠海格力电器股份有限公司 | Defrosting control method of air conditioner and air conditioner |
| CN114216213B (en) * | 2021-12-10 | 2022-11-11 | 珠海格力电器股份有限公司 | Defrosting control method of air conditioner and air conditioner |
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