CN207065929U - A kind of sewage source heat pump hot-water heating system - Google Patents
A kind of sewage source heat pump hot-water heating system Download PDFInfo
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- CN207065929U CN207065929U CN201720640061.3U CN201720640061U CN207065929U CN 207065929 U CN207065929 U CN 207065929U CN 201720640061 U CN201720640061 U CN 201720640061U CN 207065929 U CN207065929 U CN 207065929U
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Abstract
A kind of sewage source heat pump hot-water heating system, belong to thermal source and utilize technical field, it includes sewage collecting basin, sewage source heat pump unit and air conditioning terminal system；Sludge pump is provided with described sewage collecting basin, sludge pump is connected by mud line with municipal grid, and the sewage of sewage collecting basin comes from sewage intake pipeline, and garbage barrier net is additionally provided with before sewage intake mouth.The sewage source heat pump unit is made up of dirty water-side heat, domestic hot water side heat exchanger, compressor, secondary oil separator, by condensate line, pipeline is connected domestic hot water side heat exchanger with dirty water-side heat after expansion valve and valve respectively, dirty water-side heat is connected by air intake duct with compressor, compressor is connected by blast pipe with secondary oil separator, and secondary oil separator is connected with domestic hot water side heat exchanger.The utility model efficiently utilizes the heat energy in municipal reclaimed water, considerably reduces heating（Cooling）Energy cost, be effectively utilized the residual heat resources of municipal reclaimed water, energy-conserving and environment-protective, there is very strong practicality.
Description
Technical field
The present invention relates to technical field of heat pumps, and in particular to a kind of new sewage source heat pump heating（Cooling）Air-conditioning system
System.
Background technology
Sewage source heat pump is circulated by the agent of source pump internal refrigeration storage, and winter absorbs heat from sewage, through heat pump machine
Group heating rear line heat supply；Summer by source pump, the heat transfer of user to sewage, so as to realize the mesh of cooling
, it instead of cooling tower with sewage.
User is heated as Cooling and Heat Source using municipal reclaimed water or cooling air-conditioning, disappearing for the energy can be greatly reduced
Consumption.Sewage source heat pump can realize the recycling of used heat, turn waste into wealth, and belong to regenerative resource, and it is new can be again
Raw clean energy resource utilization technology.
Sewage source heat pump unit dual-use, winter utilize sewage source heat pump heating, and summer is freezed；Energy is more efficient more
Energy-conservation utilizes electric energy, to air and environment without any pollution.Sewage source heat pump system needs management cost, operating cost to compare
It is low.At present, sewage source heat pump system has been obtained promoting and applied in most of city in China.
Sewage source heat pump can be divided into direct-type sewage source heat pump and the class of indirect type sewage source heat pump two at present.Direct-type sewage
Sewage is directly introduced sewage source heat pump unit by source heat pump, is refrigerant with the medium that sewage is exchanged heat.Indirect type source of sewage
The medium of heat pump and sewage heat change is middle refrigerating medium.
Indirect type sewage source heat pump, so as to heat transfer resistance increase, adds water pump work(because middle refrigerating medium then be present
Consumption, causes sewage source heat pump system overall efficiency to decline therewith.Direct-type sewage source heat pump system is that current sewage source heat pump is ground
The forward position studied carefully and developing direction.
Direct-type sewage source heat pump system is compared with indirect type sewage source heat pump system：
1. producing more heats under the conditions of same sewage resource, sewage source heat pump unit efficiency is able to carry greatly very much
It is high.
2. eliminate sewage heat exchanger and corresponding middle refrigerating medium water circulating pump, computer room floor space are reduced, reduced
Civil engineering and investment of equipment, and reduce pump energy consumption.Improve the comprehensive energy efficiency of sewage source heat pump system.
It is general all using filters such as filter screen, grids between the unit water inlet of direct-type sewage source heat pump, to sewage
Integrated treatment is carried out, but screen pack or sewage pump are still frequently occluded, it is impossible to long-time steady operation.Currently made with native sewage water
The direct-type sewage source heat pump of thermal source is also rare, and indirect type sewage source heat pump initial cost and operating cost are also larger.
Direct-type sewage source heat pump system is, it is necessary to solve problems with：
1st, direct sewage source heat pump system require source pump dirty water-side heat can " device is dual-purpose ", to sewage side
Heat exchanger proposes particular/special requirement.
2nd, direct-type sewage source heat pump unit needs to be directed to sewage particular design, and technical difficulty is larger.
3rd, direct-type sewage source heat pump unit need to realize sewage without Continuous Heat Transfer is blocked, solve severe water quality to sewage
The blocking and pollution of source source pump, realize anti-corrosion and pollution-free heat exchange.
The content of the invention
Goal of the invention：For existing sewage source heat pump using deficiency present in technology, it is an object of the invention to provide one
Kind sewage source heat pump hot-water heating system, can make full use of the heat in municipal reclaimed water（Cold）, after the water intaking filtering of municipal reclaimed water
To be directly entered sewage source heat pump, municipal reclaimed water UTILIZATION OF VESIDUAL HEAT IN is organically combined with sewage source heat pump technology, fully efficiently
Using the heat energy in municipal reclaimed water, heating is considerably reduced（Cooling）Energy cost, be effectively utilized the remaining of municipal reclaimed water
Thermal resource, energy-conserving and environment-protective, there is very strong practicality.
The technical solution adopted by the present invention is as follows：
A kind of sewage source heat pump hot-water heating system, including city planting ductwork, it is characterized in that extracting city by sewage source heat pump unit
Outwardly user's heat in political affairs water heats；Or the outwardly user's cooling of the cold in the municipal water of extraction；Pass through sewage backwater again
Tube pump enters municipal grid.
The sewage source heat pump unit is dual purpose unit, and it can freeze, moreover it is possible to is heated, dirty water-side heat is in heat supply shape
Evaporator is used as under state, is used under refrigerating state as condenser；Domestic hot water side heat exchanger is used as condenser under Heating State,
Used under refrigerating state as steaming with device.
Sewage collecting basin connects hair interceptor, hair interceptor connection filter；Filter is connected by sewage source pump
Connect sewage source heat pump unit, sewage source heat pump unit connection water knockout drum.
Automatic cleaning case and by-passing valve are in parallel with full-automatic filter.
The sewage source heat pump unit uses the sewage source heat pump unit of refrigerant side switching, and the unit is dual purpose unit,
It can freeze, and can also heat.
Sludge pump is provided with described sewage collecting basin, sludge pump is connected by mud line with municipal grid, sewage
The sewage of collecting-tank comes from sewage intake pipeline, and garbage barrier net is additionally provided with before sewage intake mouth.
The sewage source heat pump unit is by dirty water-side heat, domestic hot water side heat exchanger, compressor, secondary oil separator group
Into by condensate line, pipeline is connected domestic hot water side heat exchanger with dirty water-side heat after expansion valve and valve respectively, sewage side
Heat exchanger passes through air intake duct and compressor（51）It is connected, compressor is connected by blast pipe with secondary oil separator, secondary oil
It is connected from device (53) with domestic hot water side heat exchanger.
Dirty water-side heat is used as evaporator under Heating State, is used under refrigerating state as condenser.Air-conditioning side
Heat exchanger is used as condenser under Heating State, is used under refrigerating state as evaporator.Simultaneously in sewage source heat pump unit
Dirty water-side heat inlet pipeline on, be additionally provided with backflushing water intake pipe and recoil outlet pipe.
A kind of sewage source heat pump hot-water heating system, the sewage after garbage barrier net filters are received by sewage intake mouth into hair
Storage, enter back into after full-automatic filter filtered, then be directly entered sewage source heat pump unit, as sewage source heat pump unit
Cooling and Heat Source.
In the sewage source heat pump unit hot water preparing（Or cold water）Afterwards, heated in air-conditioning side by water knockout drum to user side
（Cooling）, then after collecting by the control valve on water collector into water collector, then sewage source heat pump machine entered by air conditioning pump
Group heating（Or refrigeration）, so as to realize to user's heating or cooling.
Beneficial effect：Compared with existing sewage source heat pump technology, a kind of sewage source heat pump hot-water heating system of the invention can be with
Make full use of the heat in municipal reclaimed water（Cold）, the water intaking filtering of municipal reclaimed water was directly entered sewage source heat pump later, as
The thermal source or low-temperature receiver of sewage source heat pump, utilize sewage source heat pump highly effective heating or cooling.The present invention is by municipal reclaimed water UTILIZATION OF VESIDUAL HEAT IN
Organically combined with sewage source heat pump technology, make full use of the heat energy in municipal reclaimed water, considerably reduce heating（Cooling）
Energy cost, be effectively utilized the residual heat resources of municipal reclaimed water, energy-saving and emission-reduction are economic and environment-friendly, have very strong practicality, energy
Produce preferable economic benefit and social effect.
Brief description of the drawings
Fig. 1 is a kind of system flow chart of sewage source heat pump hot-water heating system.
Fig. 2 is the structural representation of sewage source heat pump unit.
Specific implementation method
With reference to specific embodiment, the present invention is further illustrated.
As shown in figure 1, a kind of sewage source heat pump hot-water heating system, including sewage collecting basin 30, sewage source heat pump unit 12.
The sewage source heat pump unit 12 is by dirty water-side heat 58, domestic hot water side heat exchanger 54, compressor 51, secondary oil
Formed from device 53, by condensate line 55, pipeline 57 changes domestic hot water side heat exchanger 54 with sewage side after expansion valve 56 and valve respectively
Hot device 58 is connected, and dirty water-side heat 58 is connected by air intake duct 59 with compressor 51, compressor by blast pipe 52 with it is secondary
Oil eliminator 53 is connected, and secondary oil separator 53 is connected with domestic hot water side heat exchanger 54.
Garbage barrier net 25 is provided with before sewage intake mouth 24 in the sewage collecting basin 30, pressure difference is provided with the both sides of garbage barrier net
Instrumentation 26, if after running after a while, paste has sludge or impurity on garbage barrier net, then the both sides pressure difference of garbage barrier net 25 increases
It is added to setting value（It is assumed that 30Pa）When, pressure differential detection instrument 26 sent out backwash signal, the recoil being connected on sewage return pipe 2
Wash pipeline 4 and automatically open up backwash valve 5, realize and garbage barrier net 25 is backwashed.
Sludge pump 27 is provided with described sewage collecting basin 30, sludge pump 27 connects mud pipeline 28, sewage collecting basin 30
Sewage come from sewage intake pipeline 29.
Described sewage source heat pump system, the waste heat in municipal reclaimed water can be made full use of, outwardly user efficiently supplies
Warm or cooling.It is characterized in that：The inlet pipeline of whole sewage source heat pump system introduces from municipal reclaimed water pipe network, by this dirt
Water source heat pump system extracts heat（Or cold）Afterwards, then by sewage return pipe it is pumped into grid in municipal administration.
As shown in Fig. 2 sewage source heat pump unit of the sewage source heat pump unit 12 using refrigerant side switching, the unit
It can freeze, while can also heat, dirty water-side heat 58 is used as evaporator, the conduct under refrigerating state under Heating State
Condenser uses.The heat exchanger 54 of air-conditioning side is used as condenser under Heating State, is used under refrigerating state as steaming with device.
Simultaneously on the inlet pipeline of dirty water-side heat 58 of sewage source heat pump unit 12, backflushing water intake pipe 14 and recoil water outlet are additionally provided with
Pipe 17.
Sewage source heat pump unit, which can freeze, to be heated, the sewage source heat pump machine that the present invention is switched using refrigerant side
Group, it is possible to achieve sewage source heat pump computer room engineering construction is simple, the valve pipeline switched without season, in change working, only
Need to change 4 refrigeration switch valves on main frame.
During summer condition：Refrigerant gas enters secondary oil separator 53 after the discharge of compressor 51, by blast pipe 52,
Then through switch valve, condensed into dirty water-side heat 54, heat is by the water cooling in municipal, condensed system
Cryogen liquid enters the reducing pressure by regulating flow of electric expansion valve 56 by condensate line 55, forms gas-liquid two-phase, is entered by pipeline after valve 57
Enter domestic hot water side heat exchanger 58 to be evaporated, while by chilled water（Water in air-conditioning water loop）Temperature reduce, supply air-conditioning.
Refrigerant through evaporation enters compressor 51 by switch valve.
Winter condition：Refrigerant gas enters secondary oil separator 53 after the discharge of compressor 51, by blast pipe 52, so
By switch valve, condensed into domestic hot water side heat exchanger 54, heat chilled water（Water in air-conditioning water loop）, heating
After supply air-conditioning.Condensed refrigerant liquid enters the reducing pressure by regulating flow of electric expansion valve 56 by condensate line 55, forms gas-liquid
Two-phase, it is evaporated by pipeline after valve 57 into dirty water-side heat 54, while coolant-temperature gage in municipal will be come to reduce, is carried
Cryogen evaporates after utilizing the heat absorbed from municipal reclaimed water, then enters compressor 51 by switch valve.
The present invention is using the sewage source heat pump unit of refrigerant side switching, and the dirty heat exchanger tube of water-side heat 54 is using cupro-nickel conjunction
Gold pipe is heat exchanger tube, and increases heat exchange caliber, water flow velocity when increase exchanges heat, and carries out spraying corrosion resistant coating to hydroecium, to adapt to out
Formula grey water system is put, solves Anticorrosion and impurity retention problems.This heat exchanger can be under different operating modes, as condenser simultaneously
With flooded evaporator, the design such as erosion control baffle plate is further added by outside internal structure and flooded evaporator are essentially identical.
As shown in figure 1, on the inlet pipeline of dirty water-side heat 58 of sewage source heat pump unit 12, recoil water inlet is additionally provided with
Pipe 14 and recoil outlet pipe 17.Under normal operating conditions, municipal reclaimed water is in the presence of sewage source pump 18, by the first switching
Valve 17 enters dirty water-side heat 58, after the work of sewage source heat pump unit 12, after discharging heat or absorbing heat, by second
Switching valve 13 returns to grid 31 in municipal administration by sewage return pipe 2.
Because the water side of grid 31 has certain pressure in municipal administration, sewage backwater may be caused difficult, it is therefore desirable to
Grid 31 is provided with pressure instrumentation 1 in municipal administration, and sewage return pipe 2 is provided with pressure instrumentation 3, by adjusting sewage
The running frequency of source pump 18, ensure that the pressure of return water of sewage return pipe 2 is more than the water lateral pressure of grid 31 in municipal administration, so as to suitable
Sharp backwater.
As shown in figure 1, a kind of sewage source heat pump hot-water heating system, the hot water preparing of sewage source heat pump unit 12（Or cold water）
Afterwards, heated in air-conditioning side by water knockout drum 10 to user side（Cooling）, then entered by the control valve 7 on water collector 6 and catchmented
After device 6 collects, then sewage source heat pump unit 12 is entered by air conditioning pump 17 and heated（Or refrigeration）, so as to realize to user heating or
Cooling.
Compared with existing sewage source heat pump technology, a kind of sewage source heat pump hot-water heating system of the invention, it can make full use of
Heat in municipal reclaimed water（Cold）, the water intaking filtering of municipal reclaimed water was directly entered sewage source heat pump later, as source of sewage heat
The thermal source or low-temperature receiver of pump, utilize sewage source heat pump highly effective heating or cooling.The present invention is by municipal reclaimed water UTILIZATION OF VESIDUAL HEAT IN and source of sewage
Heat pump techniques are organically combined, and make full use of the heat energy in municipal reclaimed water, considerably reduce heating（Cooling）The energy into
This, is effectively utilized the residual heat resources of municipal reclaimed water, and energy-saving and emission-reduction are economic and environment-friendly, have very strong practicality, can produce preferably
Economic benefit and social effect.
Claims (7)
1. a kind of sewage source heat pump hot-water heating system, including city planting ductwork, it is characterized in that passing through sewage source heat pump unit（12）Extraction
Outwardly user's heat in municipal water heats；Or the outwardly user's cooling of the cold in the municipal water of extraction；Returned again by sewage
Water pipe is pumped into municipal grid；The sewage source heat pump unit（12）By dirty water-side heat（58）, domestic hot water side heat exchanger（54）、
Compressor（51）, secondary oil separator (53) composition, domestic hot water side heat exchanger（54）Pass through condensate line respectively（55）By expansion
Pipeline after valve (56) and valve（57）With dirty water-side heat（58）Connection, dirty water-side heat（58）Pass through air intake duct（59）With pressure
Contracting machine（51）It is connected, compressor passes through blast pipe（52）It is connected with secondary oil separator (53), secondary oil separator (53) and sky
Adjust side heat exchanger（54）Connection.
A kind of 2. sewage source heat pump hot-water heating system according to claim 1, it is characterised in that：The sewage source heat pump unit
（12）For dual purpose unit, it can freeze, moreover it is possible to heat, dirty water-side heat（58）Evaporator is used as under Heating State,
Used under refrigerating state as condenser；Domestic hot water side heat exchanger（54）Condenser is used as under Heating State, under refrigerating state
Used as steaming with device.
A kind of 3. sewage source heat pump hot-water heating system according to claim 1 or 2, it is characterised in that：Sewage collecting basin（30）
Interior sewage passes through garbage barrier net（25）Sewage after filtering passes through sewage intake mouth（24）Into hair interceptor（23）, enter back into
Full-automatic filter（19）After being filtered, then it is directly entered sewage source heat pump unit（12）, as sewage source heat pump unit
Thermal source；Sewage source heat pump unit（12）After hot water preparing, pass through water knockout drum in air-conditioning side（10）Heated to user side, then pass through collection
Hydrophone（6）On control valve（7）Into water collector（6）After collecting, then pass through air conditioning pump（32）Into sewage source heat pump unit
（12）Heating, heated so as to realize to user.
A kind of 4. sewage source heat pump hot-water heating system according to claim 3, it is characterised in that：The dirty water-side heat
（58）Inlet pipeline on, provided with backflushing water intake pipe（14）And recoil outlet pipe（17）.
A kind of 5. sewage source heat pump hot-water heating system according to claim 1 or 2, it is characterised in that：Sewage collecting basin（30）
Interior sewage passes through garbage barrier net（25）Sewage after filtering passes through sewage intake mouth（24）Into hair interceptor（23）, enter back into
Full-automatic filter（19）After being filtered, then it is directly entered sewage source heat pump unit（12）, as sewage source heat pump unit
Low-temperature receiver；Sewage source heat pump unit（12）After producing cold water, pass through water knockout drum in air-conditioning side（10）To user side cooling, then pass through collection
Hydrophone（6）On control valve（7）Into water collector（6）After collecting, then pass through air conditioning pump（32）Into sewage source heat pump unit
（12）Refrigeration, so as to realize to user's cooling.
A kind of 6. sewage source heat pump hot-water heating system according to claim 4, it is characterised in that：Described sewage collecting basin
（30）It is interior to be provided with sludge pump（27）, sludge pump（27）Pass through mud line（28）It is connected with municipal grid, sewage collecting basin
（30）Sewage come from sewage intake pipeline（29）, in sewage intake mouth（24）Garbage barrier net is additionally provided with before（25）.
A kind of 7. sewage source heat pump hot-water heating system according to claim 1, it is characterised in that：Automatic cleaning case（21）It is and other
Port valve（20）With full-automatic filter（19）It is in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720640061.3U CN207065929U (en) | 2017-06-05 | 2017-06-05 | A kind of sewage source heat pump hot-water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720640061.3U CN207065929U (en) | 2017-06-05 | 2017-06-05 | A kind of sewage source heat pump hot-water heating system |
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| Publication Number | Publication Date |
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| CN207065929U true CN207065929U (en) | 2018-03-02 |
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ID=61505434
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720640061.3U Active CN207065929U (en) | 2017-06-05 | 2017-06-05 | A kind of sewage source heat pump hot-water heating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101418A (en) * | 2017-06-05 | 2017-08-29 | 山西文龙中美环能科技股份有限公司 | A kind of sewage source heat pump hot-water heating system |
| CN108571836A (en) * | 2018-05-22 | 2018-09-25 | 河北旺源管业有限公司 | A kind of permeable sewage geothermal source ductwork type heat exchange heat pump system |
-
2017
- 2017-06-05 CN CN201720640061.3U patent/CN207065929U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101418A (en) * | 2017-06-05 | 2017-08-29 | 山西文龙中美环能科技股份有限公司 | A kind of sewage source heat pump hot-water heating system |
| CN108571836A (en) * | 2018-05-22 | 2018-09-25 | 河北旺源管业有限公司 | A kind of permeable sewage geothermal source ductwork type heat exchange heat pump system |
| CN108571836B (en) * | 2018-05-22 | 2024-01-30 | 河北旺源管业有限公司 | Sewage-permeable geothermal source pipe network type heat exchange heat pump system |
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