CN110409560A - A kind of artificial water intake system for water resource heat pump - Google Patents
A kind of artificial water intake system for water resource heat pump Download PDFInfo
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- CN110409560A CN110409560A CN201910636409.5A CN201910636409A CN110409560A CN 110409560 A CN110409560 A CN 110409560A CN 201910636409 A CN201910636409 A CN 201910636409A CN 110409560 A CN110409560 A CN 110409560A
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- water
- heat pump
- filter layer
- pump
- water source
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/04—Methods or installations for obtaining or collecting drinking water or tap water from surface water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
Abstract
The invention discloses a kind of artificial water intake systems for water resource heat pump, comprising: percolating device is arranged near natural riverbed and is used for filtration of surface water source impurity, purification earth surface water source, and carries out surface water winter heating, the device of cooling in summer；Percolating device includes filter layer and fixed device；The natural cobblestone that filter layer uses particle size not wait is diafiltration filler；Water source heat pump system is connected to percolating device, the system for the water source after diafiltration to be transported to air-conditioning device；Water source heat pump system includes earth's surface water conveying system, water source heat pump units and liquid level detection device；Liquid level detection device and water intaking control system signal control connect；Back-purge system, including filter layer backpurge system and riverbed back-purge system, filter layer backpurge system and riverbed back-purge system control with liquid level detection device signal connect respectively.The water intake system, the surface water after using the place of earth surface water source source temperature is heated or cooled is as the water source of water source pumping system, so that being provided with general applicability in Yangtze River Delta Area using the water source heat pump system of surface water.
Description
Technical field
The present invention relates to artificial water intake system technical field, more specifically to a kind of manually taking for water resource heat pump
Water system.
Background technique
Natural river bank filtration water intaking, water-quality ratio surface water water quality increase substantially.And winter diafiltration water intaking water temperature
It increases, summer water intaking water temperature reduces, and is very beneficial for the water source water intake facilities as water resource heat pump.But the filter layer by riverbed
It restricts, is extremely restricted using region, can not be especially applicable in Yangtze River Delta silt soil matter area.Moreover, in Yangtze River Delta Area,
Surface water winter temperature is relatively low, is not suitable as the water source of water resource heat pump, so that there is the region of abundant surface water resources, it can not
Using water source heat pump system.This patent attempts to research and develop a kind of water intake system, and the surface water after water intake system can be used as water
The water source of the air-conditioning of source heat pump system uses.
Chinese patent literature (day for announcing: on January 12nd, 2011, notification number: 201704090 U of CN) discloses one kind and is close to
The artificial filtration system of river water intaking, including headrace and filtration system；Headrace includes water inlet open channel, is discharged open channel and rectangular weir,
Water inlet open channel is located at the upstream side of filtration system, and rectangular weir is buried in water inlet open channel and filtration system contact position, and water outlet open channel is located at
Rectangular weir is buried in the downstream side of filtration system, water outlet open channel and filtration system contact position；Filtration system include artificial diafiltration field,
The side of artificial diafiltration field is arranged in water-level observation pipe and the open channel that catchments, the open channel that catchments, and water-level observation pipe is mounted on artificial diafiltration
In.Artificial filtering layer is divided into three layers, and the bottom is filled out using gravel paving；Middle layer is filled out using coarse sand paving；Top layer is using live wind
Sand paving is filled out；Drift-sand top is laid with one layer of geotextiles.
The above-mentioned artificial filtration system of by-pass rivers, purpose is by manually water intaking filtration system as middle-size and small-size township water supply
Water source, place are located at the overbank area on river bank.Artificial filtration system uses new material, increases water permeability, to increase
Increase the transformation efficiency of silt particle river water；To overcome existing water conservancy water intake system to overhaul and cleaning inconvenience, taken water quality inferiority, work
Journey is complicated, high cost is insufficient.Although above-mentioned technical proposal relates to artificial water intake system, but the purpose is to drink rather than use
In water resource heat pump.
And the artificial diafiltration water intake system of river bank filtration water how is utilized, to obtain by ground source temperature heating (or cooling)
Surface water afterwards promotes earth's surface coolant-temperature gage quality, as air-conditioning water source heat pump system water source, improves different regions using water source heat
A possibility that pump is technical problems to be solved in this application.
Summary of the invention
The purpose of the invention is to design a kind of artificial diafiltration water intake system for water source heat pump system, obtains and pass through
Surface water after ground source temperature heating (or cooling), promotes earth's surface coolant-temperature gage quality and mentions as air-conditioning water source heat pump system water source
High different regions utilize a possibility that water resource heat pump, to solve the problems, such as that existing use region is extremely restricted, to provide
A kind of artificial water intake system being widely used in water resource heat pump using region.
The technical scheme adopted by the invention for realizing the object of the invention is: a kind of artificial water intaking system for water resource heat pump
System, comprising:
Percolating device is arranged near natural riverbed and is used for filtration of surface water source impurity, purification earth surface water source, and carries out ground
The heating of table water winter, the device of cooling in summer；The percolating device includes filter layer and fixed device；The filter layer is adopted
With particle size, equal natural cobblestone is not diafiltration filler；
Water source heat pump system is connected to percolating device, the system for the water source after diafiltration to be transported to air-conditioning device；Described
Water source heat pump system includes earth's surface water conveying system, water source heat pump units and liquid level detection device；The liquid level detection device
It is connected with water intaking control system signal control；
Back-purge system, including filter layer backpurge system and riverbed back-purge system, filter layer backpurge system and riverbed backwash
System controls with liquid level detection device signal connect respectively.
This is used for the artificial water intake system of water resource heat pump, by the brand-new design to existing water intake system, according to season
Variation, winter heating, cooling in summer, the surface water after source temperature heating using the place of earth surface water source (or cooling) is as water source
The water source of heat pump system, a possibility that greatly improving different regions using water original heat pump, are solved and are limited using region
Problem, the specific practice are that a percolating device, the natural goose that percolating device is not waited using particle size is arranged in surface water original place
Cobble is diafiltration filler, realizes that realization is heated or cooled while natural filter, has efficiently controlled the temperature of conditioned water,
And it is connected with water source heat pump system with percolating device, water source heat is entered by being naturally percolated the surface water being heated or cooled
Air-conditioning use is admitted to after pumping system, which takes full advantage of the ground after the heating of ground source temperature (or cooling)
Table water improves earth's surface coolant-temperature gage quality, can be extensively using the surface water of different geographical as air-conditioning water source, and realization manually takes
The General design of water system.In order to effectively safeguard the high-efficiency operation of water intake facilities, which has two sets
Back-purge system is realized and carries out the filter layer backpurge system of recoil mode and realize to carry out anti-riverbed tamper to filter layer
The riverbed back-purge system of flushing.
Preferably, the diafiltration filler partial size of the filter layer is from earth surface water source to water source heat pump system direction by big
To small setting.The diafiltration filler partial size of filter layer can be realized classified filtering, greatly according to the descending setting in direction of water flow
Tamper filtered and be blocked in earth surface water source and filter layer contact surface, small tamper is then successively filtered, and classification is realized
Filtering, ensure that the filter quality of surface water, at the same such design structure can make it is sufficiently real by the surface water of filter layer
Now it is heated or cooled.
Preferably, the outside of the filter layer is provided with leakproof non-woven fabrics；It is set between different-grain diameter diafiltration filler
It is equipped with non-woven fabrics wall；Or filter layer edge is parallel to water (flow) direction and is evenly equipped with non-woven fabrics interlayer.The outside of filter layer or in
Between non-woven fabrics, non-woven fabrics interlayer are set, it is mobile with water flow can both to prevent diafiltration filler, while filtering can also be played and prevented
The purpose of tamper.
Preferably, the diafiltration filler particle size of the filter layer mixes setting, the diafiltration filler of small particle
It is filled in inside large-sized diafiltration filler.Certainly, if the surface water quality tamper of the water head site of water intaking is less, water quality matter
Amount is higher, and the diafiltration filler of the different-grain diameter inside filter layer can mix the purpose that diafiltration is realized in setting.
Preferably, the outside of the filter layer is provided with leakproof non-woven fabrics；Filter layer is equal along water (flow) direction is parallel to
It is furnished with replacement non-woven fabrics interlayer.
Preferably, the fixation device is metallic grid, the outside of filter layer is arranged in the fixation device.Gu
The setting for determining device, to guarantee filter layer not movement and deformation, is realized and is effectively seeped to realize the fixation to filter layer position
The purpose of filter.
Preferably, earth's surface water conveying system, for the surface water after diafiltration and Temperature Treatment to be delivered to water resource heat pump
Unit, the earth's surface water conveying system include water plant, water pump and water intaking control valve.Earth's surface water conveying system is will be through
It crosses and is percolated and is heated or cooled surface water and be transported to water source heat pump units, be then transported to air-conditioning by water source heat pump units again.
Preferably, the bottom level between the water pump is less than or equal to riverbed absolute altitude, the filter of the filter layer
Water out is arranged from surface water ordinary water level to the middle and upper part between water pump, and the water intaking control valve is arranged in a valve well
Portion, the water pump are connected to by pipeline and water intaking control valve with water source heat pump units.Due to being for transfer between water pump
Water source surface water, so the bottom between water pump is arranged not above riverbed absolute altitude, meanwhile, the filtered water outlet of filter layer is at least wanted
Higher than surface water ordinary water level, to guarantee between being flowed into water pump after ground has earth surface water source to be filtered at any time, to realize air-conditioning
Uninterrupted water supply.
Preferably, filter layer backpurge system includes backwashing pump and water intake, the backwashing pump by pipeline with
Water intake connection, obtains clean surface water, and the water intake is arranged inside surface water.Filter layer backpurge system is from water intake
The clear water that portion obtains introduces backwash pump, between clear water is delivered to water pump by backwash pump, and keeps water level between water pump
Higher than surface water water level, realizes that clear water reversely flows out to from surface water between water pump using height difference, realize back flush diafiltration
Tamper in layer.When liquid level detection device setting detects internal water level between water pump lower than setting value, surface water delivery system
Work of uniting stops, and recoil is realized in the work of filter layer backpurge system.
Preferably, riverbed back-purge system includes backwashing pump and high-pressure injection device, the backwashing pump passes through
Pipeline is connected to high-pressure injection device；The high-pressure injection device is high-pressure nozzle or several high-pressure nozzles；The high pressure
Injection apparatus setting is in filter layer towards surface water side；The high-pressure nozzle is three-dimensional tube having holes, and percent opening is not less than
40%.When liquid level detection device detects the water outlet water decline of filter layer, mud river is rinsed in back-purge system starting in riverbed
Sundries etc..
Preferably, liquid level detection device includes liquidometer and water ga(u)ge, the liquidometer and water ga(u)ge are distinguished
It is connected with diafiltration back-purge system signal control.It is internal between water pump for detecting that liquid level detection device, which is provided with liquidometer,
Whether water level meets the water level of design, and liquidometer is sent by control system to filter layer backpurge system if lower than setting value
Recoil signal, and stops the work of earth's surface water conveying system, and recoil is realized in the work of filter layer backpurge system.When water ga(u)ge detects
When the water flow of filter layer outflow is decreased obviously, water ga(u)ge sends signal to control system, and control system is backwashed to riverbed
System sends backwash signal, and riverbed back-purge system opens the recoil realized to riverbed, to remove tamper, guarantees water flow
It is normal.
The beneficial effect of the application is: this is used for the artificial water intake system of water resource heat pump, and according to seasonal variations, winter adds
Heat, cooling in summer, after heating (or cooling) to surface water by ground source energy, as the water source of water source heat pump system, greatly
A possibility that different regions are using water original heat pump is improved, is solved the problems, such as limited using region.Promoting temperature quality
It in the process, is the purification efficiency for improving water intaking, the diafiltration dress based on the different natural cobblestone of particle size, non-woven fabrics
It sets, both guarantees water withdrawal, while meeting impurity screening requirement, reach water intaking water quality and be directly entered wanting for water source heat pump units
It asks.
Detailed description of the invention
Fig. 1 is a kind of planar structure schematic diagram of the present invention for the artificial water intake system of water resource heat pump；
Fig. 2 is A-A cross-sectional view in Fig. 1；
Fig. 3 is B-B cross-sectional view in Fig. 1；
Fig. 4 is another planar structure schematic diagram of the present invention for the artificial water intake system of water resource heat pump；
In figure: 1, percolating device, 2, water source heat pump system, 3, back-purge system, 4, filter layer, 5, fixed device, 6, surface water
Transportation system, 7, liquid level detection device, 8, filter layer backpurge system, 9, riverbed back-purge system, 10, leakproof non-woven fabrics, 11, nothing
Woven fabric wall, 12, non-woven fabrics interlayer, between 13, water pump, 14, filtered water outlet, 15, backwashing pump, 16, water intake, 17, height
Press injection apparatus, 18, liquidometer, 19, water ga(u)ge, 20, fillter section basis, 21, water pump, 22, water intaking control valve, 23, anti-
Between flushing pump, 24, draining pump, 25, valve well, 26, surface water, 27, water source heat pump units, 28, riverbed absolute altitude, 29, ordinary water level.
Specific embodiment
Technical solution of the present invention is described in further detail below by specific embodiment and in conjunction with attached drawing.
Embodiment 1:
In Fig. 1, Fig. 2, embodiment shown in Fig. 3, a kind of artificial water intake system for water resource heat pump, comprising:
Percolating device 1 is arranged near natural riverbed and is used for filtration of surface water source impurity, purification earth surface water source, and carries out
The heating of surface water winter, the device of cooling in summer；Percolating device 1 includes filter layer 4 and fixed device 5；Filter layer 4 uses partial size
The natural cobblestone to differ in size is diafiltration filler；
Water source heat pump system 2 is connected to percolating device 1, the system for the water source after diafiltration to be transported to air-conditioning device；Water source
Heat pump system 2 includes earth's surface water conveying system 6, water source heat pump units 27 and liquid level detection device 7；Liquid level detection device 7 with take
The control connection of water control system signal；
Back-purge system 3, including filter layer backpurge system 8 and riverbed back-purge system 9, filter layer backpurge system 8 and riverbed are anti-
Rinse-system 9 controls with 7 signal of liquid level detection device connect respectively.
The diafiltration filler partial size of filter layer 4 is from earth surface water source to the descending setting in water source heat pump system direction.Diafiltration
The outside of layer 4 is provided with leakproof non-woven fabrics 10；Non-woven fabrics wall 11 is provided between different-grain diameter diafiltration filler；Or it seeps
Filtering layer 4 is evenly equipped with non-woven fabrics interlayer 12 along water (flow) direction is parallel to.
Fixed device 5 is metallic grid, and the outside of filter layer 4 is arranged in fixed device 5.
Earth's surface water conveying system 6, for the surface water after diafiltration and Temperature Treatment to be delivered to water source heat pump units 27, ground
Table water conveying system 6 includes water plant 13, water pump 21 and water intaking control valve 22.
13 bottom level is less than or equal to riverbed absolute altitude 28 between water pump, and the filtered water outlet 14 of filter layer 4 is from surface water
Ordinary water level 29 is arranged between water pump 13 middle and upper part, and water intaking control valve 22 is arranged inside a valve well 25, the water intaking
Pump 21 is connected to by pipeline and water intaking control valve 22 with water source heat pump units 27.
Water source heat pump units 27 are arranged in a refrigerator room, using between water pump 13 water pump 21, after diafiltration
Surface water is delivered to water source heat pump units 27.
Filter layer backpurge system 8 includes backwashing pump 15 and water intake 16, and backwashing pump 15 passes through with water source heat pump system 2
Pipeline control connection, water intake 16 are connected to by transfer pipeline with backwashing pump 15, and water intake 16 is arranged inside surface water.
Riverbed back-purge system 9 includes backwashing pump 15 and high-pressure injection device 17, and backwashing pump 15 passes through pipeline and height
Injection apparatus 17 is pressed to be connected to；High-pressure injection device 17 is high-pressure nozzle or several high-pressure nozzles；The setting of high-pressure injection device 17 exists
Filter layer 4 is towards surface water side；High-pressure nozzle is three-dimensional tube having holes, and percent opening is not less than 40%.
Liquid level detection device 7 includes liquidometer 18 and water ga(u)ge 19, liquidometer 18 and water ga(u)ge 19 respectively with diafiltration
The control connection of 9 signal of back-purge system.
Concrete operations in the present embodiment are as follows: water head site chooses lake water or river water, and artificial water intaking system is excavated at the water intaking of lake region
The basis of system, the basis instrument are in the milk with rubble in excavation line below the riverbed of lake water and backfill a fillter section basis 20, mistake
It filters section basis and inclined structure (see figure 2) is set towards lake water side, gradient uses 1:1, is arranged on fillter section basis
Filter layer, the height of filter layer is slightly above ordinary water level and is arranged, and in the present embodiment, lake water ordinary water level is 1700 millimeters, then filter layer
1800 millimeters are set as, the centre and outside of filter layer are limited by geotextiles respectively, the mass area ratio of geotextiles
Not less than 600g/m2, for breaking strength greater than 19KN/m, the Inlet and outlet water two sides of filter layer have been provided with the cast iron of fixed position-limiting action
Grid is as fixed device；On 100 millimeters of the pea gravel concreten basis in the top of filter layer.And filter layer is from lake water lateral intake
Side is provided with the different natural cobblestone of particle size between pump.Between filter layer water outlet side is provided with water pump, between water pump
Size can be configured according to system water withdrawal, and the water outlet position of filter layer is arranged in the middle part between water pump, between water pump
Four water pumps are internally provided with, three is standby with one, and the Yang Cheng of water pump is 25m, and power 15KW, flow is 73m3/h；It is taking
It is provided with finished metal cover board at the top of pump house, vehicle can be crossed at the top of metal cover board, the top side between water pump is provided with valve
Door well 25, for the water pump between water pump by the water intaking control valve inside pipeline connection valve well, water intaking control valve passes through pipeline
The water source heat pump units 27 being connected in refrigerator room, the inside between water pump is additionally provided with and the control of back-purge system signal connects
Liquidometer and water ga(u)ge.
It has been disposed adjacent between backwashing pump between water pump, backwashing pump is provided between backwashing pump, backwashing pump is adopted
Yang Cheng with centrifugal pump of horizontal axis and a draining pump 24, backwashing pump is 15m, and power 11KW, flow is 206m3/h；Draining
The purpose of pump 24 is to cope with the drainage sunk well after intaking between backwashing pump, and draining pump Yang Cheng is 10m, power 0.75KW,
Flow is 10m3/h.And the setting of backwashing pump is to realize the two of the design back-purge systems.This system it is ad hoc in respect of
Two back-purge systems, filter layer backpurge system 8 and riverbed back-purge system 9, effectively to safeguard the high efficiency fortune of water intake facilities
Row.Filter layer backpurge system 8 is to extract surface water using a water pump, so that water intake facilities is entered recoil mode, specifically anti-
Internal between flushing pump that a backwashing pump is arranged, backwashing pump uses centrifugal pump of horizontal axis, and centrifugal pump of horizontal axis passes through stainless steel delivery pipe
It is connect with a stainless steel water intake, stainless steel water intake is arranged inside surface water, and inside between backwashing pump and water pump
Liquidometer control connection, when internal water level is lower than the level value set between liquidometer detects water pump, low liquid level starting
Backwashing pump recoils between water pump, when liquid level internal between water pump is higher than the level value of setting, is in high liquid level
Backwashing pump stops recoil；Riverbed back-purge system 9 is that high-pressure nozzle or high pressure is arranged close to surface water side in water intake facilities
Spray head illustrates that blocking occurs in filter layer when water beam meter detects water flow decline, at this point, control system controls river
Bed back-purge system work, opens high-pressure nozzle or high-pressure nozzle, rinses mud river sundries；Specifically it is arranged between backwashing pump
Backwashing pump, backwashing pump use centrifugal pump of horizontal axis, which can share with the backwashing pump in water source heat pump system
One, lay several high-pressure nozzles or high-pressure nozzle towards upriver side in filter layer, high-pressure nozzle by high-pressure water pipe with
Centrifugal pump of horizontal axis connection, diafiltration back-purge system 9 are periodically turned on, are recoiled to filter layer, remove tamper, guarantee that filtering is set
It applies and is not blocked, to guarantee the normal operation of water intake system.
Embodiment 2:
In the embodiment shown in fig. 4, a kind of artificial water intake system for water resource heat pump, technical solution in the present embodiment with
Technical solution in embodiment 1 is essentially identical, the difference is that: the diafiltration filler particle size of filter layer 4 mixes setting,
The diafiltration filler of small particle is filled in inside large-sized diafiltration filler.The outside of filter layer 4 is provided with leakproof non-woven fabrics
10；Filter layer edge is parallel to water (flow) direction and is evenly equipped with non-woven fabrics interlayer 12.
The artificial water intake system of water resource heat pump is used for described in above-described embodiment, which to be used for natural
River bank filtration water intaking.Its water-quality ratio surface water water quality of natural stream channel increases substantially.And winter diafiltration water intaking water temperature increases, the summer
Water temperature of fetching water in season reduces, and is very beneficial for the water source water intake facilities as water resource heat pump.
The specific scheme is that choosing the suitable position of natural stream channel section, excavated, and be in the milk back in excavation line with rubble
It fills out, forms fillter section basis 20, one fixed width then is arranged above fillter section basis 20 is with natural cobblestone, non-woven fabrics
Be percolated the filter layer 4 of filler, cobblestone partial size is different, and cobblestone partial size from inside water source to excavating outside pick line gradually
Become smaller, or mixing setting, and leakproof non-woven fabrics 10 is then laid in the outside of filter layer, realization limits cobblestone, when
So, non-woven fabrics also can be set between the cobblestone of every kind of partial size.The water of natural stream channel enters when filtering out rear from filter layer to water intaking
13 between pump, more water pumps 21 are internally provided between water pump, water pump 21 is provided with four in the present embodiment, and three with one
Standby, every water pump 21 is connected separately with liquidometer 18 and control valve 22.13 it is being isolated between water pump and is provided with backwashing pump
Between 23, back-purge system be arranged 23 between backwashing pump inside.13 inside are arranged close to leakage water water outlet between water pump
There is water ga(u)ge 19, water ga(u)ge 19 and diafiltration 9 signal of back-purge system control connect.
In view of Zhejiang area riverbed, lake silt layer are thicker, water intake facilities are easy to be silted after certain time is run
Mud or sundries blocking, there are two the ad hoc meters of this system back-purge system, filter layer backpurge system 8 and riverbed back-purge system 9, with
The effectively high-efficiency operation of maintenance water intake facilities.Filter layer backpurge system 8 is to extract surface water using a water pump, sets water intaking
It applies and enters recoil mode, internal specifically between backwashing pump that a backwashing pump is arranged, backwashing pump uses centrifugal pump of horizontal axis, crouches
Formula centrifugal pump is connect by stainless steel delivery pipe with a stainless steel water intake, and stainless steel water intake is arranged inside surface water, and
Internal liquidometer controls connection between backwashing pump and water pump, and internal water level is lower than and sets between liquidometer detects water pump
When fixed level value, low liquid level starting backwashing pump recoils between water pump, sets when liquid level internal between water pump is higher than
Fixed level value, backwashing pump stops recoil when being in high liquid level；Riverbed back-purge system 9 is in water intake facilities close to surface water
High-pressure nozzle or high-pressure nozzle is arranged in side, and when water beam meter detects water flow decline, it is stifled to illustrate that filter layer occurs
Plug, at this point, control system control riverbed back-purge system work, opens high-pressure nozzle or high-pressure nozzle, rinse mud river sundries；
Backwashing pump is specifically set between backwashing pump, and backwashing pump uses centrifugal pump of horizontal axis, which can be with water source heat
Backwashing pump in pumping system shares one, lays several high-pressure nozzles or high-pressure nozzle towards upriver side in filter layer,
High-pressure nozzle is connected to by high-pressure water pipe with centrifugal pump of horizontal axis, and riverbed back-purge system 9 periodically turns on, and is carried out to filter layer anti-
Punching removes tamper, guarantees that filtration facility is not blocked, to guarantee the normal operation of water intake system.
The water source temperature winter of water resource heat pump can reach optimum efficiency at 7 DEG C or more, for this purpose, the design is this with day
Filter layer based on right cobblestone, non-woven fabrics, the different design method of cobblestone partial size both ensure that water withdrawal, full simultaneously
Sufficient impurity screening requirement, also achieves the purpose being heated or cooled, and reaches water intaking water quality and is directly entered water source heat pump units
It is required that.And in order to make water temperature more suitable for water resource heat pump, it is desirable to water intaking can pass through the heating or endothermic process of soil underground heat, so
It is required that filter layer has certain width, the width of filter layer is generally greater than equal to 4 meters, with constantly to soil heat radiator,
To improve the purification efficiency of diafiltration water intaking, meet needs.
Embodiment described above is a kind of preferred version of the invention, not makees limit in any form to the present invention
System, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.
Claims (10)
1. a kind of artificial water intake system for water resource heat pump, characterized by comprising:
Percolating device (1) is arranged near natural riverbed and is used for filtration of surface water source impurity, purification earth surface water source, and into
The heating of row surface water winter, the device of cooling in summer；The percolating device (1) includes filter layer (4) and fixes device (5)；
The natural cobblestone that the filter layer (4) uses particle size not wait is diafiltration filler；
Water source heat pump system (2) is connected to percolating device (1), the system for the water source after diafiltration to be transported to air-conditioning device；
The water source heat pump system (2) includes earth's surface water conveying system (6), water source heat pump units (27) and liquid level detection device (7)；
The liquid level detection device (7) and water intaking control system signal control connects；
Back-purge system (3), including filter layer backpurge system (8) and riverbed back-purge system (9), filter layer backpurge system (8)
It controls and connects with liquid level detection device (7) signal respectively with riverbed back-purge system (9).
2. a kind of artificial water intake system for water resource heat pump according to claim 1, it is characterised in that: the diafiltration
The diafiltration filler partial size of layer (4) is from earth surface water source to the descending setting in water source heat pump system direction.
3. a kind of artificial water intake system for water resource heat pump according to claim 2, it is characterised in that: the diafiltration
The outside of layer (4) is provided with leakproof non-woven fabrics (10), is provided with non-woven fabrics wall (11) between different-grain diameter diafiltration filler；
Or filter layer edge is parallel to water (flow) direction and is evenly equipped with non-woven fabrics interlayer (12).
4. a kind of artificial water intake system for water resource heat pump according to claim 1, it is characterised in that: the diafiltration
The diafiltration filler particle size of layer (4) mixes setting, and the diafiltration filler of small particle is filled in large-sized diafiltration filler
It is internal；The outside of the filter layer (4) is provided with leakproof non-woven fabrics (10)；Filter layer edge is parallel to water (flow) direction and is evenly equipped with nothing
Woven fabric interlayer (12).
5. a kind of artificial water intake system for water resource heat pump according to claim 1, it is characterised in that: the fixation
Device (5) is metallic grid, outside of fixation device (5) setting in filter layer (4).
6. existing according to claim 1 to a kind of artificial water intake system for water resource heat pump, feature described in 5 any one
In: earth's surface water conveying system (6), for the surface water after diafiltration and Temperature Treatment to be delivered to water source heat pump units (27), institute
The earth's surface water conveying system (6) stated includes water plant (13), water pump (21) and water intaking control valve (22).
7. a kind of artificial water intake system for water resource heat pump according to claim 6, it is characterised in that: the water intaking
The bottom level of (13) is less than or equal to riverbed absolute altitude between pump, and the filtered water outlet (14) of filter layer is from surface water ordinary water level to water intaking
The middle and upper part setting of (13) between pump, water intaking control valve (22) setting water pump internal, described in a valve well (25)
(21) it is connected to by pipeline and water intaking control valve (22) with water source heat pump units (27).
8. existing according to claim 1 to a kind of artificial water intake system for water resource heat pump, feature described in 5 any one
In: filter layer backpurge system (8) include backwashing pump (15) and water intake (16), the backwashing pump (15) and water resource heat pump
System (2) is controlled by pipeline and is connected, and the water intake (16) is connected to by transfer pipeline with backwashing pump (15), described
Water intake (16) is arranged inside surface water.
9. existing according to claim 1 to a kind of artificial water intake system for water resource heat pump, feature described in 5 any one
In: riverbed back-purge system (9) includes backwashing pump (15) and high-pressure injection device (17), and the backwashing pump (15) passes through
Pipeline is connected to high-pressure injection device (17)；The high-pressure injection device (17) is high-pressure nozzle or several high-pressure nozzles；Institute
High-pressure injection device (17) setting stated is in filter layer towards surface water side；The high-pressure nozzle is three-dimensional tube having holes, is opened
Porosity is not less than 40%.
10. existing according to claim 1 to a kind of artificial water intake system for water resource heat pump, feature described in 5 any one
In: liquid level detection device (7) include liquidometer (18) and water ga(u)ge (19), the liquidometer (18) and water ga(u)ge (19)
It controls and connects with riverbed back-purge system (9) signal respectively.
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Application publication date: 20191105 |