CN206496545U - Seawater source heat pump system - Google Patents
Seawater source heat pump system Download PDFInfo
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- CN206496545U CN206496545U CN201621464297.8U CN201621464297U CN206496545U CN 206496545 U CN206496545 U CN 206496545U CN 201621464297 U CN201621464297 U CN 201621464297U CN 206496545 U CN206496545 U CN 206496545U
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- seawater
- water
- pump
- caisson
- heat exchanger
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Abstract
The utility model is related to seawater source heat pump system, belongs to technical field of heat pumps.The utility model includes seawater caisson and the seawater immersible pump being arranged in seawater caisson, seawater immersible pump connects the first inlet of seawater glycol water heat exchanger by conveyance conduit, first liquid outlet of seawater glycol water heat exchanger connects the input I of source pump by the medium circulation pipeline provided with glycol water water circulating pump, the seawater for releasing cold and hot amount is transmitted back to sea by the second liquid outlet of seawater glycol water heat exchanger by Drainage pipe, the connection water knockout drum of output end I of source pump, its input II connects water collector by hot and cold water water circulating pump, output end II connects the second inlet of seawater glycol water heat exchanger；Water knockout drum, water collector and terminal temperature difference are connected.The utility model is kept apart seawater with source pump by the way of open type indirect utilization seawater, it is to avoid seawater corrosion source pump, and operating cost is low.
Description
Technical field
The utility model is related to seawater source heat pump system, belongs to technical field of heat pumps.
Background technology
China is the country of an energy shortage, while being also an energy-consuming big country.In recent years, Chinese national economy
Maintain sustained and rapid growth, energy demand increases 3%~5%, building energy consumption accounts for whole society's total energy consumption about 30%, and heating air conditioning energy
Consumption accounts for the 55% of building total energy consumption.Existing changes in temperature supply system has the following disadvantages：Changes in temperature supply need to install heating and air-conditioning
Two covering devices, add the initial cost of user；Cooling in summer device is using air-conditioning as cooling source, and efficiency is not relatively high, and summer uses
Urban distribution network load is larger during peak, and user's power consumption is more；Winter is heated with coal-burning boiler, and environmental pollution is larger, energy utilization rate
Relatively not high, customer charge is also higher.How according to geographical conditions, green, environmental protection, regenerative resource are developed, to meet
National development recycling economy and the fundamental policy of sustainable development, are one problems of urgent need to resolve.Sea water source heat pump is a kind of section
Energy, environmentally friendly, reproducible green novel energy source, are that China readjusts the energy structure, and the emphasis of Renewable Energy Development strategy promotes item
One of mesh, with extensive popularizing application prospect.
Seawater source heat pump system is one kind in water source heat pump technology, and it is to utilize the solar energy and underground heat absorbed in seawater
Water at low temperature, Lowlevel thermal energy resource formed by energy, and heat pump principle is used, lead to too small amount of high-order electric energy input, realize low level
A kind of technology that heat energy is shifted to high level heat.The energy contained by the use of ocean is as thermal source or low-temperature receiver, and winter passes through heat
Heat energy transmission in seawater is transferred in the building that need to be heated by pump assembly, and summer is by source pump by the heat in building
Scatter and disappear and be transferred in seawater, so as to realize heat supply in winter, cooling in summer.Further, since the Cooling and Heat Source of sea water source heat pump is used
The seawater of cleanliness without any pollution, moreover it is possible to reduce because of coal-fired and fuel oil pollution, alleviate greenhouse effects and acid rain phenomenon, therefore, source of seawater
Heat pump is conducive to energy-conserving and environment-protective.
Utility model content
The utility model proposes a kind of seawater source heat pump system, using open type indirect utilization seawater mode, seawater is not straight
Tap into and carry out energy exchange into source pump, corrosion of the seawater to source pump can be avoided；And the system operation expense is low, energy-conservation
Substantially, the efficient, purpose of energy-saving and environmental protection can be achieved in effect.
The utility model is realized using following technical scheme：A kind of seawater source heat pump system, including seawater caisson
And the seawater immersible pump in seawater caisson is arranged on, seawater immersible pump connects seawater-glycol water by conveyance conduit and changed
First inlet of hot device, the first liquid outlet of seawater-glycol water heat exchanger provided with glycol water by circulating
The medium circulation pipeline of water pump connects the input I of source pump, and the second liquid outlet of seawater-glycol water heat exchanger leads to
Cross Drainage pipe and the seawater for releasing cold and hot amount is transmitted back to sea, the connection water knockout drum of output end I of source pump, its input II
Water collector is connected by cold-hot water circulation water pump, output end II connects the second feed liquor of seawater-glycol water heat exchanger
Mouthful；Water knockout drum, water collector and terminal temperature difference are connected.
Further, the water inlet position of seawater immersible pump is provided with electrolytic seawater device.
Further, seawater immersible pump is vertically mounted in seawater caisson, and water inlet water caisson bottom off sea is no less than
300mm。
Further, it is provided with decontamination apparatus on seawater immersible pump pipeline.
Further, seawater-glycol water heat exchanger uses the titanium plate of Ti content 99%.
Further, the water inlet of seawater caisson is located at 8m under water.
Further, the discharge outlet horizontal range of the water inlet of seawater caisson and Drainage pipe is not less than 50m, vertical range
Not less than 5m.
Operation principle：The utility model is changed by the way of open type indirect utilization seawater using seawater-glycol water
Hot device keeps apart seawater with source pump, it is to avoid seawater is directly entered source pump and corrodes source pump.First, seawater is dived
Seawater is delivered to seawater-glycol water heat exchanger by water pump by conveyance conduit, makes it with source pump backwater in seawater-second
Energy exchange is realized in two alcohol solution heat exchangers, the cold and hot amount of seawater is passed to heat transferring medium (glycol water), then
Cold and hot amount is passed to by the evaporator or condenser of source pump by the circulation of heat transferring medium, and releases the seawater of cold and hot amount then
Sea is transmitted back to by Drainage pipe.The thermal medium for heating or freezing through source pump is transported to end use by water knockout drum
Family, so as to realize heating or refrigeration for air conditioning system for building.
The beneficial effects of the utility model are：
(1) seawater source heat pump system described in the utility model, using open type indirect utilization seawater mode, seawater is not direct
Energy exchange is carried out into source pump, corrosion of the seawater to source pump can be avoided；The seawater immersible pump of stainless steel is placed on
In seawater caisson, it can prevent tide from rising and falling to seawater immersible pump and wash away the destruction caused；
(2) seawater source heat pump system described in the utility model, the water inlet ocean temperature of seawater caisson is stable, and draining
Put by the sea, therefore influence of the seawater discharged after heat exchange to region ocean temperature of fetching water is small；
(3) seawater source heat pump system described in the utility model, only has seawater immersible pump with the equipment that seawater is directly contacted
With seawater-glycol water heat exchanger, if the removable corrosion resistant heat exchanger of selection, when seawater-glycol water
Heat exchanger is corroded or during pipeline blockage, in that context it may be convenient to is changed or is cleaned；
(4) seawater source heat pump system described in the utility model, heat supply and high cooling efficiency, operating cost are low, efficiently, save
Can be environmentally friendly, do not limited, had a wide range of application by environmental condition.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is horizontal layout schematic diagram between the utility model seawater immersible pump.
Fig. 3 is the utility model use state schematic diagram.
In figure：1st, electrolytic seawater device；2nd, conveyance conduit；3rd, the first inlet；4th, seawater-glycol water heat exchange
Device；5th, the first liquid outlet；6th, glycol water water circulating pump；7th, input I；8th, source pump；9th, input II；10th, cold-
Hot-water circulating pump；11st, water collector；12nd, water knockout drum；13rd, output end I；14th, output end II；15th, the second inlet；16th, second
Liquid outlet；17th, Drainage pipe；18th, seawater immersible pump；19th, seawater caisson；20th, sea；21st, decontamination apparatus.
Embodiment
It is below in conjunction with the accompanying drawings and instantiation, right to make the purpose of this utility model, technical scheme and advantage clearer
The utility model proposes seawater source heat pump system be further described.
As shown in Figures 1 to 3, seawater source heat pump system described in the utility model, including seawater caisson 19 and it is arranged on sea
Seawater immersible pump 18 in water caisson 19, seawater immersible pump 18 connects seawater-glycol water heat exchanger by conveyance conduit 2
4 the first inlet 3, the first liquid outlet 5 of seawater-glycol water heat exchanger 4 provided with glycol water by circulating
The medium circulation pipeline of water pump 6 connects the input I 7 of source pump 8, and the second of seawater-glycol water heat exchanger 4 goes out liquid
The seawater for releasing cold and hot amount is transmitted back to sea 20, the connection point water of output end I 13 of source pump 8 by mouth 16 by Drainage pipe 17
Device 12, its input II 9 connects water collector 11, the connection of output end II 14 Hai Shui-Yi Erchunshui by cold-hot water circulation water pump 10
Second inlet 15 of solution heat exchanger 4；Water knockout drum 12, water collector 11 are connected with terminal temperature difference.
Seawater immersible pump 18 is vertically mounted in seawater caisson 19, and the bottom of its water inlet water caisson 19 off sea is not less than
300mm.The water inlet position of seawater immersible pump 18 is provided with electrolytic seawater device 1, is produced by the electrolytic seawater of electrolytic seawater device 1
Raw liquor natrii hypochloritis, electrolytic seawater, which is released to around the water inlet of seawater immersible pump 18, to be used to prevent marine growth from diving under water in seawater
Breeding and growth in pump 18 and in the service system pipeline.Decontamination apparatus 21 is provided with the pipeline of seawater immersible pump 18, to protect
Card transfer pipeline is not blocked.
In order to prevent freezed in winter, the heat transferring medium of heat exchanger typically uses anti-icing fluid；Anti-icing fluid includes calcium chloride, chlorination
Sodium, ethanol, ethylene glycol, methanol, potassium acetate, solution of potassium carbonate etc..In view of the freezing point of fluid, system energy consumption, to material
The factors such as corrosivity, the influence to environment, fire risk, price and source, the utility model uses seawater-glycol water
Heat exchanger 4.Seawater-glycol water heat exchanger 4 uses the titanium plate of Ti content 99%, to realize that the small temperature difference exchanges heat, and according to
Terminal temperature difference load chooses the number of units of seawater-glycol water heat exchanger 4.
Seawater caisson 19 uses cement, especially with, low hydration heat cement, is used in seawater caisson 19 provided with cobblestone
The filtering of seawater.Seawater immersible pump 18 is arranged in relatively closed seawater caisson 19, and seawater passes through the seawater provided with filter and sunk
The water inlet pipe of case 19 enters in seawater caisson 19, slows down flow velocity in seawater caisson 19, as metastable source of seawater, it is ensured that sea
Water water quality is good, and ocean temperature is stable.Seawater through slowing down flow velocity in seawater caisson 19 beneficial to sludge settling, well prevent into
Water-pipe blockage, once there is stopping state, also easily cleaning.
The water inlet of the water inlet pipe of seawater caisson 19 is connected with sea 20, and water inlet position should change according to local ocean temperature
Curve determine, and within same season water temperature change with time little sea water advanced selection be water inlet position；In addition,
The limit water temperature of the position is also controlled, not preferably less than 1 DEG C of winter, summer should not be higher than 30 DEG C；The utility model seawater caisson
19 water inlet is located at 8m under water, so can both reduce investment, and the seawater water temperature stability for carrying out heat exchange is can guarantee that again.For
Avoid heat localization phenomenon, the unobstructed sea area position of selection water circulation as Drainage pipe 17 discharge outlet.In order to ensure row
Water temperature does not result in influence on water inlet water temperature at the mouth of a river, after water inlet is determined, make water inlet, discharge outlet to keep it is certain away from
From generally horizontal direction is not less than 50m, and vertical direction difference is not less than 5m.The weight of seawater caisson 19 will be enough to resist seawater
The impact of tide is without shifting.Seawater caisson 19 can use combined type, and combined type seawater caisson 19 will ensure the unimpeded of water inlet.
To meet the seawater normal extraction of the water inlet of seawater immersible pump 18, the seawater inflow V of seawater caisson 19EnterIt is greater than
The seawater water yield V of seawater immersible pump 18Go out, i.e. VEnter≧VGo out；Seawater caisson 19 is in the unimpeded unplugged normal condition of its water inlet pipe
Under, the water inlet pipe caliber of seawater caisson 19 and the outlet pipe caliber of seawater immersible pump 18 meet REnter 2×NEnter/RGo out 2×NGo out≤ 1, wherein：REnter
For the seawater inlet channel diameter of seawater caisson 19, RGo outFor the seawater diameter of outflow tube of seawater immersible pump 18, NEnterFor seawater caisson
19 seawater water inlet pipe radical, NGo outFor the seawater outlet pipe radical of seawater immersible pump 18；In the water inlet blockage of seawater caisson 19
Under abnormal condition, water and 1 hour repair time, the storehouse lattice section of seawater caisson 19 are just commonly used to ensure the system minimum 1 hour
Product presses VGo out=QT=SH is determined, in formula：VGo outFor the seawater water yield of seawater immersible pump 18, Q is the water suction stream of seawater immersible pump 18
Amount, T is has found seawater liquid level alarming decrease to the 1 hour reaction time handled, and S is the storehouse lattice sectional area of seawater caisson 19, and H is
Limiting water level is poor, and the outlet pipe of seawater immersible pump 18 is connected with conveyance conduit 2.
There are natural electrolytes most abundant in nature in seawater, have very strong corrosivity, the pipeline of the system is preferably adopted
With HDPE pipes or 316L stainless steel tubes, 316L stainless steel tubes are used with the conveyance conduit 2 of the coupling part of seawater immersible pump 18, are used
Steel flange is connected；HDPE plastic pipe, hot-melt adhesive paste are used with the conveyance conduit 2 of heat exchanger coupling part.Seawater immersible pump
18 from the stainless steel that pump housing material is 904L (AISI) specification, and uses cathodic protection anticorrosive measure, with water conservancy diversion overcoat.
The critical pieces such as impeller, the pump shaft of seawater immersible pump 18 use seawater corrosion resistance material.Seawater immersible pump 18 using stainless steel and
It is placed in seawater caisson 19, can prevents tide from rising and falling to seawater immersible pump 18 and wash away the destruction caused.
The breeding of the marine growths such as the shellfish in seawater is rapid, and water pump, the shell of conveyance conduit 2 will adhere to marine alga etc. in various degree
Marine organisms, influence its service life and operational effect.Therefore, annual equipment run the intermittent phase, by seawater immersible pump 18 from
Taken out in seawater caisson 19, the marine organisms such as marine alga, oyster to attachment carry out manual cleaning, and check its electric leakage and anti-corrosion
Situations such as.After inspection and maintenance, wait to freeze or heating season, then seawater immersible pump 18 and its pipeline are reinstalled are fixed to
Position.
The utility model be applied to coastal area heated and freezed using seawater source heat pump technology it is industrial with it is civilian
Build in item.
Certainly, the above is only preferred embodiment of the present utility model, it is impossible to be considered as being used to limit to this practicality newly
The scope of embodiments of type.The utility model is also not limited to the example above, and those skilled in the art are in this reality
With equivalent change and improvement made in new essential scope etc., patent covering scope of the present utility model all should be belonged to
It is interior.
Claims (7)
1. a kind of seawater source heat pump system, it is characterised in that：Including seawater caisson (19) and it is arranged in seawater caisson (19)
Seawater immersible pump (18), seawater immersible pump (18) connects seawater-glycol water heat exchanger (4) by conveyance conduit (2)
First inlet (3), the first liquid outlet (5) of seawater-glycol water heat exchanger (4) provided with glycol water by following
The input I (7) of the medium circulation pipeline connection source pump (8) of ring water pump (6), seawater-glycol water heat exchanger (4)
The second liquid outlet (16) seawater for releasing cold and hot amount is transmitted back to by sea by Drainage pipe (17), source pump (8) it is defeated
Go out end I (13) connection water knockout drum (12), its input II (9) connects water collector (11) by cold-hot water circulation water pump (10), defeated
Go out the second inlet (15) that end II (14) connects seawater-glycol water heat exchanger (4)；Water knockout drum (12), water collector
(11) it is connected with terminal temperature difference.
2. seawater source heat pump system according to claim 1, it is characterised in that：The water inlet position of seawater immersible pump (18)
It is provided with electrolytic seawater device (1).
3. seawater source heat pump system according to claim 1, it is characterised in that：Seawater immersible pump (18) is vertically mounted on sea
In water caisson (19), water inlet water caisson (19) bottom off sea is no less than 300mm.
4. the seawater source heat pump system according to claim or 2, it is characterised in that：Set on seawater immersible pump (18) pipeline
There is decontamination apparatus (21).
5. seawater source heat pump system according to claim 1, it is characterised in that：Seawater-glycol water heat exchanger (4)
Using the titanium plate of Ti content 99%.
6. seawater source heat pump system according to claim 1, it is characterised in that：The water inlet of seawater caisson (19) is located at water
At lower 8m.
7. seawater source heat pump system according to claim 1, it is characterised in that：The water inlet of seawater caisson (19) and discharge opeing
The discharge outlet horizontal range of pipeline (17) is not less than 50m, and vertical range is not less than 5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621464297.8U CN206496545U (en) | 2016-12-29 | 2016-12-29 | Seawater source heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621464297.8U CN206496545U (en) | 2016-12-29 | 2016-12-29 | Seawater source heat pump system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496545U true CN206496545U (en) | 2017-09-15 |
Family
ID=59801810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621464297.8U Expired - Fee Related CN206496545U (en) | 2016-12-29 | 2016-12-29 | Seawater source heat pump system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206496545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378125A (en) * | 2020-11-16 | 2021-02-19 | 浙江省海洋科学院 | Heat pump type seawater treatment system |
-
2016
- 2016-12-29 CN CN201621464297.8U patent/CN206496545U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378125A (en) * | 2020-11-16 | 2021-02-19 | 浙江省海洋科学院 | Heat pump type seawater treatment system |
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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: 20170915 Termination date: 20171229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |